1: //======================================================================================== 2: // MC68000.java 3: // en:MC68000 core 4: // ja:MC68000コア 5: // Copyright (C) 2003-2025 Makoto Kamada 6: // 7: // This file is part of the XEiJ (X68000 Emulator in Java). 8: // You can use, modify and redistribute the XEiJ if the conditions are met. 9: // Read the XEiJ License for more details. 10: // https://stdkmd.net/xeij/ 11: //======================================================================================== 12: 13: package xeij; 14: 15: import java.lang.*; //Boolean,Character,Class,Comparable,Double,Exception,Float,IllegalArgumentException,Integer,Long,Math,Number,Object,Runnable,SecurityException,String,StringBuilder,System 16: 17: public class MC68000 { 18: 19: public static void mpuCore () { 20: 21: //例外ループ 22: // 別のメソッドで検出された例外を命令ループの外側でcatchすることで命令ループを高速化する 23: errorLoop: 24: while (XEiJ.mpuClockTime < XEiJ.mpuClockLimit) { 25: try { 26: //命令ループ 27: while (XEiJ.mpuClockTime < XEiJ.mpuClockLimit) { 28: int t; 29: //命令を実行する 30: XEiJ.mpuTraceFlag = XEiJ.regSRT1; //命令実行前のsrT1 31: XEiJ.mpuCycleCount = 0; //第1オペコードからROMのアクセスウエイトを有効にする。命令のサイクル数はすべてXEiJ.mpuCycleCount+=～で加えること 32: XEiJ.regPC0 = t = XEiJ.regPC; //命令の先頭アドレス 33: XEiJ.regPC = t + 2; 34: XEiJ.regOC = (InstructionBreakPoint.IBP_ON ? InstructionBreakPoint.ibpOp1MemoryMap : DataBreakPoint.DBP_ON ? XEiJ.regSRS != 0 ? XEiJ.busSuperMap : XEiJ.busUserMap : XEiJ.busMemoryMap)[t >>> XEiJ.BUS_PAGE_BITS].mmdRwz (t); //第1オペコード。必ずゼロ拡張すること。pcに奇数が入っていることはないのでアドレスエラーのチェックを省略する 35: 36: //命令の処理 37: // 第1オペコードの上位10bitで分岐する 38: // 分岐方法 39: // XEiJ.IRP_STATIC 40: // 手順 41: // 命令の処理をstaticメソッドに書く 42: // switch(XEiJ.regOC>>>6)で分岐してirpXXX()で呼び出す 43: // Javaはメソッドのサイズに制限があるためswitch(XEiJ.regOC>>>6)の中にすべての命令の処理を書くことができない 44: // C言語のときはswitchの中にすべての命令の処理を書くことができる 45: // 利点 46: // 速い 47: // XEiJ.IRP_ENUM_DIRECT 48: // 手順 49: // 命令の処理をenum bodyのメソッドに書く 50: // switch(XEiJ.regOC>>>6)で分岐してIRP.XXX.exec()で呼び出す 51: // 欠点 52: // XEiJ.IRP_STATICよりも遅い 53: // staticなメソッドを直接呼び出せることに変わりないはずだが、インライン展開などの最適化が弱くなるのかも知れない 54: // XEiJ.IRP_STATICと共存させようとすると命令の処理を2回書かなければならず管理が面倒になる 55: // XEiJ.IRP_ENUM_INDIRECT 56: // 手順 57: // 命令の処理をenum bodyのメソッドに書く 58: // XEiJ.regOCの上位10bit→enum値の配列を用意する 59: // IRPMAP.IRPMAP0[XEiJ.regOC>>>6].exec()で呼び出す 60: // C言語のときは関数を指すポインタの配列が使えるのでIRPMAP0[XEiJ.regOC>>>6]()で済む 61: // 利点 62: // 命令の処理を動的に組み替えることができる 63: // 欠点 64: // XEiJ.IRP_ENUM_DIRECTよりも遅い 65: // 配列参照による多分岐とenum bodyのメソッドの動的呼び出しによる多分岐の2段階になる 66: // XEiJ.IRP_STATICと共存させようとすると命令の処理を2回書かなければならず管理が面倒になる 67: // enum値の配列の初期化コードが大きくなるのでクラスを分ける必要がある 68: irpSwitch: 69: switch (XEiJ.regOC >>> 6) { //第1オペコードの上位10ビット。XEiJ.regOCはゼロ拡張されているので0b1111_111_111&を省略 70: 71: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 72: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 73: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 74: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 75: //ORI.B #<data>,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0000_000_000_mmm_rrr-{data} 76: //OR.B #<data>,<ea> |A|012346|-|-UUUU|-**00| M+-WXZ |0000_000_000_mmm_rrr-{data} [ORI.B #<data>,<ea>] 77: //ORI.B #<data>,CCR |-|012346|-|*****|*****| |0000_000_000_111_100-{data} 78: case 0b0000_000_000: 79: irpOriByte (); 80: break irpSwitch; 81: 82: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 83: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 84: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 85: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 86: //ORI.W #<data>,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0000_000_001_mmm_rrr-{data} 87: //OR.W #<data>,<ea> |A|012346|-|-UUUU|-**00| M+-WXZ |0000_000_001_mmm_rrr-{data} [ORI.W #<data>,<ea>] 88: //ORI.W #<data>,SR |-|012346|P|*****|*****| |0000_000_001_111_100-{data} 89: case 0b0000_000_001: 90: irpOriWord (); 91: break irpSwitch; 92: 93: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 94: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 95: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 96: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 97: //ORI.L #<data>,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0000_000_010_mmm_rrr-{data} 98: //OR.L #<data>,<ea> |A|012346|-|-UUUU|-**00| M+-WXZ |0000_000_010_mmm_rrr-{data} [ORI.L #<data>,<ea>] 99: case 0b0000_000_010: 100: irpOriLong (); 101: break irpSwitch; 102: 103: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 104: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 105: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 106: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 107: //BITREV.L Dr |-|------|-|-----|-----|D |0000_000_011_000_rrr (ISA_C) 108: case 0b0000_000_011: 109: irpCmp2Chk2Byte (); 110: break irpSwitch; 111: 112: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 113: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 114: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 115: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 116: //BTST.L Dq,Dr |-|012346|-|--U--|--*--|D |0000_qqq_100_000_rrr 117: //MOVEP.W (d16,Ar),Dq |-|01234S|-|-----|-----| |0000_qqq_100_001_rrr-{data} 118: //BTST.B Dq,<ea> |-|012346|-|--U--|--*--| M+-WXZPI|0000_qqq_100_mmm_rrr 119: case 0b0000_000_100: 120: case 0b0000_001_100: 121: case 0b0000_010_100: 122: case 0b0000_011_100: 123: case 0b0000_100_100: 124: case 0b0000_101_100: 125: case 0b0000_110_100: 126: case 0b0000_111_100: 127: irpBtstReg (); 128: break irpSwitch; 129: 130: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 131: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 132: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 133: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 134: //BCHG.L Dq,Dr |-|012346|-|--U--|--*--|D |0000_qqq_101_000_rrr 135: //MOVEP.L (d16,Ar),Dq |-|01234S|-|-----|-----| |0000_qqq_101_001_rrr-{data} 136: //BCHG.B Dq,<ea> |-|012346|-|--U--|--*--| M+-WXZ |0000_qqq_101_mmm_rrr 137: case 0b0000_000_101: 138: case 0b0000_001_101: 139: case 0b0000_010_101: 140: case 0b0000_011_101: 141: case 0b0000_100_101: 142: case 0b0000_101_101: 143: case 0b0000_110_101: 144: case 0b0000_111_101: 145: irpBchgReg (); 146: break irpSwitch; 147: 148: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 149: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 150: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 151: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 152: //BCLR.L Dq,Dr |-|012346|-|--U--|--*--|D |0000_qqq_110_000_rrr 153: //MOVEP.W Dq,(d16,Ar) |-|01234S|-|-----|-----| |0000_qqq_110_001_rrr-{data} 154: //BCLR.B Dq,<ea> |-|012346|-|--U--|--*--| M+-WXZ |0000_qqq_110_mmm_rrr 155: case 0b0000_000_110: 156: case 0b0000_001_110: 157: case 0b0000_010_110: 158: case 0b0000_011_110: 159: case 0b0000_100_110: 160: case 0b0000_101_110: 161: case 0b0000_110_110: 162: case 0b0000_111_110: 163: irpBclrReg (); 164: break irpSwitch; 165: 166: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 167: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 168: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 169: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 170: //BSET.L Dq,Dr |-|012346|-|--U--|--*--|D |0000_qqq_111_000_rrr 171: //MOVEP.L Dq,(d16,Ar) |-|01234S|-|-----|-----| |0000_qqq_111_001_rrr-{data} 172: //BSET.B Dq,<ea> |-|012346|-|--U--|--*--| M+-WXZ |0000_qqq_111_mmm_rrr 173: case 0b0000_000_111: 174: case 0b0000_001_111: 175: case 0b0000_010_111: 176: case 0b0000_011_111: 177: case 0b0000_100_111: 178: case 0b0000_101_111: 179: case 0b0000_110_111: 180: case 0b0000_111_111: 181: irpBsetReg (); 182: break irpSwitch; 183: 184: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 185: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 186: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 187: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 188: //ANDI.B #<data>,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0000_001_000_mmm_rrr-{data} 189: //AND.B #<data>,<ea> |A|012346|-|-UUUU|-**00| M+-WXZ |0000_001_000_mmm_rrr-{data} [ANDI.B #<data>,<ea>] 190: //ANDI.B #<data>,CCR |-|012346|-|*****|*****| |0000_001_000_111_100-{data} 191: case 0b0000_001_000: 192: irpAndiByte (); 193: break irpSwitch; 194: 195: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 196: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 197: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 198: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 199: //ANDI.W #<data>,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0000_001_001_mmm_rrr-{data} 200: //AND.W #<data>,<ea> |A|012346|-|-UUUU|-**00| M+-WXZ |0000_001_001_mmm_rrr-{data} [ANDI.W #<data>,<ea>] 201: //ANDI.W #<data>,SR |-|012346|P|*****|*****| |0000_001_001_111_100-{data} 202: case 0b0000_001_001: 203: irpAndiWord (); 204: break irpSwitch; 205: 206: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 207: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 208: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 209: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 210: //ANDI.L #<data>,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0000_001_010_mmm_rrr-{data} 211: //AND.L #<data>,<ea> |A|012346|-|-UUUU|-**00| M+-WXZ |0000_001_010_mmm_rrr-{data} [ANDI.L #<data>,<ea>] 212: case 0b0000_001_010: 213: irpAndiLong (); 214: break irpSwitch; 215: 216: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 217: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 218: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 219: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 220: //BYTEREV.L Dr |-|------|-|-----|-----|D |0000_001_011_000_rrr (ISA_C) 221: case 0b0000_001_011: 222: irpCmp2Chk2Word (); 223: break irpSwitch; 224: 225: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 226: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 227: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 228: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 229: //SUBI.B #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0000_010_000_mmm_rrr-{data} 230: //SUB.B #<data>,<ea> |A|012346|-|UUUUU|*****| M+-WXZ |0000_010_000_mmm_rrr-{data} [SUBI.B #<data>,<ea>] 231: case 0b0000_010_000: 232: irpSubiByte (); 233: break irpSwitch; 234: 235: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 236: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 237: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 238: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 239: //SUBI.W #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0000_010_001_mmm_rrr-{data} 240: //SUB.W #<data>,<ea> |A|012346|-|UUUUU|*****| M+-WXZ |0000_010_001_mmm_rrr-{data} [SUBI.W #<data>,<ea>] 241: case 0b0000_010_001: 242: irpSubiWord (); 243: break irpSwitch; 244: 245: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 246: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 247: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 248: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 249: //SUBI.L #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0000_010_010_mmm_rrr-{data} 250: //SUB.L #<data>,<ea> |A|012346|-|UUUUU|*****| M+-WXZ |0000_010_010_mmm_rrr-{data} [SUBI.L #<data>,<ea>] 251: case 0b0000_010_010: 252: irpSubiLong (); 253: break irpSwitch; 254: 255: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 256: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 257: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 258: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 259: //FF1.L Dr |-|------|-|-UUUU|-**00|D |0000_010_011_000_rrr (ISA_C) 260: case 0b0000_010_011: 261: irpCmp2Chk2Long (); 262: break irpSwitch; 263: 264: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 265: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 266: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 267: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 268: //ADDI.B #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0000_011_000_mmm_rrr-{data} 269: case 0b0000_011_000: 270: irpAddiByte (); 271: break irpSwitch; 272: 273: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 274: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 275: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 276: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 277: //ADDI.W #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0000_011_001_mmm_rrr-{data} 278: case 0b0000_011_001: 279: irpAddiWord (); 280: break irpSwitch; 281: 282: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 283: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 284: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 285: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 286: //ADDI.L #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0000_011_010_mmm_rrr-{data} 287: case 0b0000_011_010: 288: irpAddiLong (); 289: break irpSwitch; 290: 291: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 292: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 293: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 294: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 295: //BTST.L #<data>,Dr |-|012346|-|--U--|--*--|D |0000_100_000_000_rrr-{data} 296: //BTST.B #<data>,<ea> |-|012346|-|--U--|--*--| M+-WXZP |0000_100_000_mmm_rrr-{data} 297: case 0b0000_100_000: 298: irpBtstImm (); 299: break irpSwitch; 300: 301: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 302: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 303: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 304: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 305: //BCHG.L #<data>,Dr |-|012346|-|--U--|--*--|D |0000_100_001_000_rrr-{data} 306: //BCHG.B #<data>,<ea> |-|012346|-|--U--|--*--| M+-WXZ |0000_100_001_mmm_rrr-{data} 307: case 0b0000_100_001: 308: irpBchgImm (); 309: break irpSwitch; 310: 311: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 312: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 313: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 314: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 315: //BCLR.L #<data>,Dr |-|012346|-|--U--|--*--|D |0000_100_010_000_rrr-{data} 316: //BCLR.B #<data>,<ea> |-|012346|-|--U--|--*--| M+-WXZ |0000_100_010_mmm_rrr-{data} 317: case 0b0000_100_010: 318: irpBclrImm (); 319: break irpSwitch; 320: 321: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 322: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 323: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 324: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 325: //BSET.L #<data>,Dr |-|012346|-|--U--|--*--|D |0000_100_011_000_rrr-{data} 326: //BSET.B #<data>,<ea> |-|012346|-|--U--|--*--| M+-WXZ |0000_100_011_mmm_rrr-{data} 327: case 0b0000_100_011: 328: irpBsetImm (); 329: break irpSwitch; 330: 331: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 332: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 333: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 334: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 335: //EORI.B #<data>,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0000_101_000_mmm_rrr-{data} 336: //EOR.B #<data>,<ea> |A|012346|-|-UUUU|-**00|D M+-WXZ |0000_101_000_mmm_rrr-{data} [EORI.B #<data>,<ea>] 337: //EORI.B #<data>,CCR |-|012346|-|*****|*****| |0000_101_000_111_100-{data} 338: case 0b0000_101_000: 339: irpEoriByte (); 340: break irpSwitch; 341: 342: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 343: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 344: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 345: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 346: //EORI.W #<data>,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0000_101_001_mmm_rrr-{data} 347: //EOR.W #<data>,<ea> |A|012346|-|-UUUU|-**00|D M+-WXZ |0000_101_001_mmm_rrr-{data} [EORI.W #<data>,<ea>] 348: //EORI.W #<data>,SR |-|012346|P|*****|*****| |0000_101_001_111_100-{data} 349: case 0b0000_101_001: 350: irpEoriWord (); 351: break irpSwitch; 352: 353: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 354: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 355: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 356: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 357: //EORI.L #<data>,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0000_101_010_mmm_rrr-{data} 358: //EOR.L #<data>,<ea> |A|012346|-|-UUUU|-**00|D M+-WXZ |0000_101_010_mmm_rrr-{data} [EORI.L #<data>,<ea>] 359: case 0b0000_101_010: 360: irpEoriLong (); 361: break irpSwitch; 362: 363: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 364: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 365: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 366: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 367: //CMPI.B #<data>,<ea> |-|01----|-|-UUUU|-****|D M+-WXZ |0000_110_000_mmm_rrr-{data} 368: //CMP.B #<data>,<ea> |A|01----|-|-UUUU|-****| M+-WXZ |0000_110_000_mmm_rrr-{data} [CMPI.B #<data>,<ea>] 369: case 0b0000_110_000: 370: irpCmpiByte (); 371: break irpSwitch; 372: 373: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 374: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 375: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 376: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 377: //CMPI.W #<data>,<ea> |-|01----|-|-UUUU|-****|D M+-WXZ |0000_110_001_mmm_rrr-{data} 378: //CMP.W #<data>,<ea> |A|01----|-|-UUUU|-****| M+-WXZ |0000_110_001_mmm_rrr-{data} [CMPI.W #<data>,<ea>] 379: case 0b0000_110_001: 380: irpCmpiWord (); 381: break irpSwitch; 382: 383: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 384: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 385: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 386: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 387: //CMPI.L #<data>,<ea> |-|01----|-|-UUUU|-****|D M+-WXZ |0000_110_010_mmm_rrr-{data} 388: //CMP.L #<data>,<ea> |A|01----|-|-UUUU|-****| M+-WXZ |0000_110_010_mmm_rrr-{data} [CMPI.L #<data>,<ea>] 389: case 0b0000_110_010: 390: irpCmpiLong (); 391: break irpSwitch; 392: 393: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 394: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 395: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 396: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 397: //MOVE.B <ea>,Dq |-|012346|-|-UUUU|-**00|D M+-WXZPI|0001_qqq_000_mmm_rrr 398: case 0b0001_000_000: 399: case 0b0001_001_000: 400: case 0b0001_010_000: 401: case 0b0001_011_000: 402: case 0b0001_100_000: 403: case 0b0001_101_000: 404: case 0b0001_110_000: 405: case 0b0001_111_000: 406: irpMoveToDRByte (); 407: break irpSwitch; 408: 409: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 410: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 411: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 412: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 413: //MOVE.B <ea>,(Aq) |-|012346|-|-UUUU|-**00|D M+-WXZPI|0001_qqq_010_mmm_rrr 414: case 0b0001_000_010: 415: case 0b0001_001_010: 416: case 0b0001_010_010: 417: case 0b0001_011_010: 418: case 0b0001_100_010: 419: case 0b0001_101_010: 420: case 0b0001_110_010: 421: case 0b0001_111_010: 422: irpMoveToMMByte (); 423: break irpSwitch; 424: 425: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 426: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 427: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 428: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 429: //MOVE.B <ea>,(Aq)+ |-|012346|-|-UUUU|-**00|D M+-WXZPI|0001_qqq_011_mmm_rrr 430: case 0b0001_000_011: 431: case 0b0001_001_011: 432: case 0b0001_010_011: 433: case 0b0001_011_011: 434: case 0b0001_100_011: 435: case 0b0001_101_011: 436: case 0b0001_110_011: 437: case 0b0001_111_011: 438: irpMoveToMPByte (); 439: break irpSwitch; 440: 441: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 442: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 443: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 444: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 445: //MOVE.B <ea>,-(Aq) |-|012346|-|-UUUU|-**00|D M+-WXZPI|0001_qqq_100_mmm_rrr 446: case 0b0001_000_100: 447: case 0b0001_001_100: 448: case 0b0001_010_100: 449: case 0b0001_011_100: 450: case 0b0001_100_100: 451: case 0b0001_101_100: 452: case 0b0001_110_100: 453: case 0b0001_111_100: 454: irpMoveToMNByte (); 455: break irpSwitch; 456: 457: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 458: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 459: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 460: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 461: //MOVE.B <ea>,(d16,Aq) |-|012346|-|-UUUU|-**00|D M+-WXZPI|0001_qqq_101_mmm_rrr 462: case 0b0001_000_101: 463: case 0b0001_001_101: 464: case 0b0001_010_101: 465: case 0b0001_011_101: 466: case 0b0001_100_101: 467: case 0b0001_101_101: 468: case 0b0001_110_101: 469: case 0b0001_111_101: 470: irpMoveToMWByte (); 471: break irpSwitch; 472: 473: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 474: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 475: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 476: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 477: //MOVE.B <ea>,(d8,Aq,Rn.wl) |-|012346|-|-UUUU|-**00|D M+-WXZPI|0001_qqq_110_mmm_rrr 478: case 0b0001_000_110: 479: case 0b0001_001_110: 480: case 0b0001_010_110: 481: case 0b0001_011_110: 482: case 0b0001_100_110: 483: case 0b0001_101_110: 484: case 0b0001_110_110: 485: case 0b0001_111_110: 486: irpMoveToMXByte (); 487: break irpSwitch; 488: 489: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 490: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 491: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 492: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 493: //MOVE.B <ea>,(xxx).W |-|012346|-|-UUUU|-**00|D M+-WXZPI|0001_000_111_mmm_rrr 494: case 0b0001_000_111: 495: irpMoveToZWByte (); 496: break irpSwitch; 497: 498: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 499: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 500: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 501: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 502: //MOVE.B <ea>,(xxx).L |-|012346|-|-UUUU|-**00|D M+-WXZPI|0001_001_111_mmm_rrr 503: case 0b0001_001_111: 504: irpMoveToZLByte (); 505: break irpSwitch; 506: 507: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 508: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 509: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 510: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 511: //MOVE.L <ea>,Dq |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0010_qqq_000_mmm_rrr 512: case 0b0010_000_000: 513: case 0b0010_001_000: 514: case 0b0010_010_000: 515: case 0b0010_011_000: 516: case 0b0010_100_000: 517: case 0b0010_101_000: 518: case 0b0010_110_000: 519: case 0b0010_111_000: 520: irpMoveToDRLong (); 521: break irpSwitch; 522: 523: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 524: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 525: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 526: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 527: //MOVEA.L <ea>,Aq |-|012346|-|-----|-----|DAM+-WXZPI|0010_qqq_001_mmm_rrr 528: //MOVE.L <ea>,Aq |A|012346|-|-----|-----|DAM+-WXZPI|0010_qqq_001_mmm_rrr [MOVEA.L <ea>,Aq] 529: case 0b0010_000_001: 530: case 0b0010_001_001: 531: case 0b0010_010_001: 532: case 0b0010_011_001: 533: case 0b0010_100_001: 534: case 0b0010_101_001: 535: case 0b0010_110_001: 536: case 0b0010_111_001: 537: irpMoveaLong (); 538: break irpSwitch; 539: 540: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 541: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 542: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 543: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 544: //MOVE.L <ea>,(Aq) |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0010_qqq_010_mmm_rrr 545: case 0b0010_000_010: 546: case 0b0010_001_010: 547: case 0b0010_010_010: 548: case 0b0010_011_010: 549: case 0b0010_100_010: 550: case 0b0010_101_010: 551: case 0b0010_110_010: 552: case 0b0010_111_010: 553: irpMoveToMMLong (); 554: break irpSwitch; 555: 556: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 557: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 558: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 559: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 560: //MOVE.L <ea>,(Aq)+ |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0010_qqq_011_mmm_rrr 561: case 0b0010_000_011: 562: case 0b0010_001_011: 563: case 0b0010_010_011: 564: case 0b0010_011_011: 565: case 0b0010_100_011: 566: case 0b0010_101_011: 567: case 0b0010_110_011: 568: case 0b0010_111_011: 569: irpMoveToMPLong (); 570: break irpSwitch; 571: 572: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 573: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 574: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 575: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 576: //MOVE.L <ea>,-(Aq) |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0010_qqq_100_mmm_rrr 577: case 0b0010_000_100: 578: case 0b0010_001_100: 579: case 0b0010_010_100: 580: case 0b0010_011_100: 581: case 0b0010_100_100: 582: case 0b0010_101_100: 583: case 0b0010_110_100: 584: case 0b0010_111_100: 585: irpMoveToMNLong (); 586: break irpSwitch; 587: 588: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 589: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 590: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 591: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 592: //MOVE.L <ea>,(d16,Aq) |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0010_qqq_101_mmm_rrr 593: case 0b0010_000_101: 594: case 0b0010_001_101: 595: case 0b0010_010_101: 596: case 0b0010_011_101: 597: case 0b0010_100_101: 598: case 0b0010_101_101: 599: case 0b0010_110_101: 600: case 0b0010_111_101: 601: irpMoveToMWLong (); 602: break irpSwitch; 603: 604: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 605: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 606: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 607: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 608: //MOVE.L <ea>,(d8,Aq,Rn.wl) |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0010_qqq_110_mmm_rrr 609: case 0b0010_000_110: 610: case 0b0010_001_110: 611: case 0b0010_010_110: 612: case 0b0010_011_110: 613: case 0b0010_100_110: 614: case 0b0010_101_110: 615: case 0b0010_110_110: 616: case 0b0010_111_110: 617: irpMoveToMXLong (); 618: break irpSwitch; 619: 620: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 621: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 622: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 623: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 624: //MOVE.L <ea>,(xxx).W |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0010_000_111_mmm_rrr 625: case 0b0010_000_111: 626: irpMoveToZWLong (); 627: break irpSwitch; 628: 629: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 630: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 631: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 632: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 633: //MOVE.L <ea>,(xxx).L |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0010_001_111_mmm_rrr 634: case 0b0010_001_111: 635: irpMoveToZLLong (); 636: break irpSwitch; 637: 638: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 639: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 640: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 641: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 642: //MOVE.W <ea>,Dq |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0011_qqq_000_mmm_rrr 643: case 0b0011_000_000: 644: case 0b0011_001_000: 645: case 0b0011_010_000: 646: case 0b0011_011_000: 647: case 0b0011_100_000: 648: case 0b0011_101_000: 649: case 0b0011_110_000: 650: case 0b0011_111_000: 651: irpMoveToDRWord (); 652: break irpSwitch; 653: 654: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 655: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 656: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 657: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 658: //MOVEA.W <ea>,Aq |-|012346|-|-----|-----|DAM+-WXZPI|0011_qqq_001_mmm_rrr 659: //MOVE.W <ea>,Aq |A|012346|-|-----|-----|DAM+-WXZPI|0011_qqq_001_mmm_rrr [MOVEA.W <ea>,Aq] 660: case 0b0011_000_001: 661: case 0b0011_001_001: 662: case 0b0011_010_001: 663: case 0b0011_011_001: 664: case 0b0011_100_001: 665: case 0b0011_101_001: 666: case 0b0011_110_001: 667: case 0b0011_111_001: 668: irpMoveaWord (); 669: break irpSwitch; 670: 671: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 672: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 673: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 674: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 675: //MOVE.W <ea>,(Aq) |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0011_qqq_010_mmm_rrr 676: case 0b0011_000_010: 677: case 0b0011_001_010: 678: case 0b0011_010_010: 679: case 0b0011_011_010: 680: case 0b0011_100_010: 681: case 0b0011_101_010: 682: case 0b0011_110_010: 683: case 0b0011_111_010: 684: irpMoveToMMWord (); 685: break irpSwitch; 686: 687: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 688: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 689: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 690: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 691: //MOVE.W <ea>,(Aq)+ |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0011_qqq_011_mmm_rrr 692: case 0b0011_000_011: 693: case 0b0011_001_011: 694: case 0b0011_010_011: 695: case 0b0011_011_011: 696: case 0b0011_100_011: 697: case 0b0011_101_011: 698: case 0b0011_110_011: 699: case 0b0011_111_011: 700: irpMoveToMPWord (); 701: break irpSwitch; 702: 703: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 704: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 705: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 706: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 707: //MOVE.W <ea>,-(Aq) |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0011_qqq_100_mmm_rrr 708: case 0b0011_000_100: 709: case 0b0011_001_100: 710: case 0b0011_010_100: 711: case 0b0011_011_100: 712: case 0b0011_100_100: 713: case 0b0011_101_100: 714: case 0b0011_110_100: 715: case 0b0011_111_100: 716: irpMoveToMNWord (); 717: break irpSwitch; 718: 719: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 720: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 721: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 722: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 723: //MOVE.W <ea>,(d16,Aq) |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0011_qqq_101_mmm_rrr 724: case 0b0011_000_101: 725: case 0b0011_001_101: 726: case 0b0011_010_101: 727: case 0b0011_011_101: 728: case 0b0011_100_101: 729: case 0b0011_101_101: 730: case 0b0011_110_101: 731: case 0b0011_111_101: 732: irpMoveToMWWord (); 733: break irpSwitch; 734: 735: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 736: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 737: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 738: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 739: //MOVE.W <ea>,(d8,Aq,Rn.wl) |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0011_qqq_110_mmm_rrr 740: case 0b0011_000_110: 741: case 0b0011_001_110: 742: case 0b0011_010_110: 743: case 0b0011_011_110: 744: case 0b0011_100_110: 745: case 0b0011_101_110: 746: case 0b0011_110_110: 747: case 0b0011_111_110: 748: irpMoveToMXWord (); 749: break irpSwitch; 750: 751: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 752: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 753: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 754: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 755: //MOVE.W <ea>,(xxx).W |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0011_000_111_mmm_rrr 756: case 0b0011_000_111: 757: irpMoveToZWWord (); 758: break irpSwitch; 759: 760: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 761: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 762: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 763: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 764: //MOVE.W <ea>,(xxx).L |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0011_001_111_mmm_rrr 765: case 0b0011_001_111: 766: irpMoveToZLWord (); 767: break irpSwitch; 768: 769: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 770: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 771: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 772: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 773: //NEGX.B <ea> |-|012346|-|*UUUU|*****|D M+-WXZ |0100_000_000_mmm_rrr 774: case 0b0100_000_000: 775: irpNegxByte (); 776: break irpSwitch; 777: 778: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 779: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 780: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 781: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 782: //NEGX.W <ea> |-|012346|-|*UUUU|*****|D M+-WXZ |0100_000_001_mmm_rrr 783: case 0b0100_000_001: 784: irpNegxWord (); 785: break irpSwitch; 786: 787: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 788: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 789: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 790: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 791: //NEGX.L <ea> |-|012346|-|*UUUU|*****|D M+-WXZ |0100_000_010_mmm_rrr 792: case 0b0100_000_010: 793: irpNegxLong (); 794: break irpSwitch; 795: 796: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 797: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 798: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 799: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 800: //MOVE.W SR,<ea> |-|0-----|-|*****|-----|D M+-WXZ |0100_000_011_mmm_rrr (68000 and 68008 read before move) 801: case 0b0100_000_011: 802: irpMoveFromSR (); 803: break irpSwitch; 804: 805: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 806: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 807: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 808: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 809: //CHK.W <ea>,Dq |-|012346|-|-UUUU|-*UUU|D M+-WXZPI|0100_qqq_110_mmm_rrr 810: case 0b0100_000_110: 811: case 0b0100_001_110: 812: case 0b0100_010_110: 813: case 0b0100_011_110: 814: case 0b0100_100_110: 815: case 0b0100_101_110: 816: case 0b0100_110_110: 817: case 0b0100_111_110: 818: irpChkWord (); 819: break irpSwitch; 820: 821: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 822: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 823: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 824: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 825: //LEA.L <ea>,Aq |-|012346|-|-----|-----| M WXZP |0100_qqq_111_mmm_rrr 826: case 0b0100_000_111: 827: case 0b0100_001_111: 828: case 0b0100_010_111: 829: case 0b0100_011_111: 830: case 0b0100_100_111: 831: case 0b0100_101_111: 832: case 0b0100_110_111: 833: case 0b0100_111_111: 834: irpLea (); 835: break irpSwitch; 836: 837: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 838: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 839: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 840: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 841: //CLR.B <ea> |-|012346|-|-UUUU|-0100|D M+-WXZ |0100_001_000_mmm_rrr (68000 and 68008 read before clear) 842: case 0b0100_001_000: 843: irpClrByte (); 844: break irpSwitch; 845: 846: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 847: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 848: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 849: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 850: //CLR.W <ea> |-|012346|-|-UUUU|-0100|D M+-WXZ |0100_001_001_mmm_rrr (68000 and 68008 read before clear) 851: case 0b0100_001_001: 852: irpClrWord (); 853: break irpSwitch; 854: 855: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 856: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 857: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 858: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 859: //CLR.L <ea> |-|012346|-|-UUUU|-0100|D M+-WXZ |0100_001_010_mmm_rrr (68000 and 68008 read before clear) 860: case 0b0100_001_010: 861: irpClrLong (); 862: break irpSwitch; 863: 864: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 865: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 866: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 867: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 868: //NEG.B <ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0100_010_000_mmm_rrr 869: case 0b0100_010_000: 870: irpNegByte (); 871: break irpSwitch; 872: 873: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 874: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 875: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 876: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 877: //NEG.W <ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0100_010_001_mmm_rrr 878: case 0b0100_010_001: 879: irpNegWord (); 880: break irpSwitch; 881: 882: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 883: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 884: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 885: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 886: //NEG.L <ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0100_010_010_mmm_rrr 887: case 0b0100_010_010: 888: irpNegLong (); 889: break irpSwitch; 890: 891: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 892: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 893: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 894: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 895: //MOVE.W <ea>,CCR |-|012346|-|UUUUU|*****|D M+-WXZPI|0100_010_011_mmm_rrr 896: case 0b0100_010_011: 897: irpMoveToCCR (); 898: break irpSwitch; 899: 900: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 901: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 902: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 903: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 904: //NOT.B <ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0100_011_000_mmm_rrr 905: case 0b0100_011_000: 906: irpNotByte (); 907: break irpSwitch; 908: 909: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 910: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 911: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 912: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 913: //NOT.W <ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0100_011_001_mmm_rrr 914: case 0b0100_011_001: 915: irpNotWord (); 916: break irpSwitch; 917: 918: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 919: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 920: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 921: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 922: //NOT.L <ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0100_011_010_mmm_rrr 923: case 0b0100_011_010: 924: irpNotLong (); 925: break irpSwitch; 926: 927: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 928: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 929: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 930: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 931: //MOVE.W <ea>,SR |-|012346|P|UUUUU|*****|D M+-WXZPI|0100_011_011_mmm_rrr 932: case 0b0100_011_011: 933: irpMoveToSR (); 934: break irpSwitch; 935: 936: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 937: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 938: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 939: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 940: //NBCD.B <ea> |-|012346|-|UUUUU|*U*U*|D M+-WXZ |0100_100_000_mmm_rrr 941: case 0b0100_100_000: 942: irpNbcd (); 943: break irpSwitch; 944: 945: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 946: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 947: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 948: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 949: //SWAP.W Dr |-|012346|-|-UUUU|-**00|D |0100_100_001_000_rrr 950: //PEA.L <ea> |-|012346|-|-----|-----| M WXZP |0100_100_001_mmm_rrr 951: case 0b0100_100_001: 952: irpPea (); 953: break irpSwitch; 954: 955: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 956: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 957: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 958: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 959: //EXT.W Dr |-|012346|-|-UUUU|-**00|D |0100_100_010_000_rrr 960: //MOVEM.W <list>,<ea> |-|012346|-|-----|-----| M -WXZ |0100_100_010_mmm_rrr-llllllllllllllll 961: case 0b0100_100_010: 962: irpMovemToMemWord (); 963: break irpSwitch; 964: 965: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 966: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 967: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 968: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 969: //EXT.L Dr |-|012346|-|-UUUU|-**00|D |0100_100_011_000_rrr 970: //MOVEM.L <list>,<ea> |-|012346|-|-----|-----| M -WXZ |0100_100_011_mmm_rrr-llllllllllllllll 971: case 0b0100_100_011: 972: irpMovemToMemLong (); 973: break irpSwitch; 974: 975: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 976: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 977: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 978: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 979: //TST.B <ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0100_101_000_mmm_rrr 980: case 0b0100_101_000: 981: irpTstByte (); 982: break irpSwitch; 983: 984: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 985: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 986: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 987: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 988: //TST.W <ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0100_101_001_mmm_rrr 989: case 0b0100_101_001: 990: irpTstWord (); 991: break irpSwitch; 992: 993: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 994: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 995: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 996: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 997: //TST.L <ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0100_101_010_mmm_rrr 998: case 0b0100_101_010: 999: irpTstLong (); 1000: break irpSwitch; 1001: 1002: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1003: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1004: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1005: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1006: //TAS.B <ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0100_101_011_mmm_rrr 1007: //ILLEGAL |-|012346|-|-----|-----| |0100_101_011_111_100 1008: case 0b0100_101_011: 1009: irpTas (); 1010: break irpSwitch; 1011: 1012: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1013: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1014: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1015: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1016: //SATS.L Dr |-|------|-|-UUUU|-**00|D |0100_110_010_000_rrr (ISA_B) 1017: //MOVEM.W <ea>,<list> |-|012346|-|-----|-----| M+ WXZP |0100_110_010_mmm_rrr-llllllllllllllll 1018: case 0b0100_110_010: 1019: irpMovemToRegWord (); 1020: break irpSwitch; 1021: 1022: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1023: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1024: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1025: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1026: //MOVEM.L <ea>,<list> |-|012346|-|-----|-----| M+ WXZP |0100_110_011_mmm_rrr-llllllllllllllll 1027: case 0b0100_110_011: 1028: irpMovemToRegLong (); 1029: break irpSwitch; 1030: 1031: case 0b0100_111_001: 1032: switch (XEiJ.regOC & 0b111_111) { 1033: 1034: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1035: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1036: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1037: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1038: //TRAP #<vector> |-|012346|-|-----|-----| |0100_111_001_00v_vvv 1039: case 0b000_000: 1040: case 0b000_001: 1041: case 0b000_010: 1042: case 0b000_011: 1043: case 0b000_100: 1044: case 0b000_101: 1045: case 0b000_110: 1046: case 0b000_111: 1047: case 0b001_000: 1048: case 0b001_001: 1049: case 0b001_010: 1050: case 0b001_011: 1051: case 0b001_100: 1052: case 0b001_101: 1053: case 0b001_110: 1054: irpTrap (); 1055: break irpSwitch; 1056: case 0b001_111: 1057: irpTrap15 (); 1058: break irpSwitch; 1059: 1060: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1061: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1062: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1063: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1064: //LINK.W Ar,#<data> |-|012346|-|-----|-----| |0100_111_001_010_rrr-{data} 1065: case 0b010_000: 1066: case 0b010_001: 1067: case 0b010_010: 1068: case 0b010_011: 1069: case 0b010_100: 1070: case 0b010_101: 1071: case 0b010_110: 1072: case 0b010_111: 1073: irpLinkWord (); 1074: break irpSwitch; 1075: 1076: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1077: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1078: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1079: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1080: //UNLK Ar |-|012346|-|-----|-----| |0100_111_001_011_rrr 1081: case 0b011_000: 1082: case 0b011_001: 1083: case 0b011_010: 1084: case 0b011_011: 1085: case 0b011_100: 1086: case 0b011_101: 1087: case 0b011_110: 1088: case 0b011_111: 1089: irpUnlk (); 1090: break irpSwitch; 1091: 1092: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1093: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1094: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1095: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1096: //MOVE.L Ar,USP |-|012346|P|-----|-----| |0100_111_001_100_rrr 1097: case 0b100_000: 1098: case 0b100_001: 1099: case 0b100_010: 1100: case 0b100_011: 1101: case 0b100_100: 1102: case 0b100_101: 1103: case 0b100_110: 1104: case 0b100_111: 1105: irpMoveToUsp (); 1106: break irpSwitch; 1107: 1108: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1109: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1110: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1111: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1112: //MOVE.L USP,Ar |-|012346|P|-----|-----| |0100_111_001_101_rrr 1113: case 0b101_000: 1114: case 0b101_001: 1115: case 0b101_010: 1116: case 0b101_011: 1117: case 0b101_100: 1118: case 0b101_101: 1119: case 0b101_110: 1120: case 0b101_111: 1121: irpMoveFromUsp (); 1122: break irpSwitch; 1123: 1124: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1125: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1126: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1127: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1128: //RESET |-|012346|P|-----|-----| |0100_111_001_110_000 1129: case 0b110_000: 1130: irpReset (); 1131: break irpSwitch; 1132: 1133: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1134: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1135: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1136: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1137: //NOP |-|012346|-|-----|-----| |0100_111_001_110_001 1138: case 0b110_001: 1139: irpNop (); 1140: break irpSwitch; 1141: 1142: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1143: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1144: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1145: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1146: //STOP #<data> |-|012346|P|UUUUU|*****| |0100_111_001_110_010-{data} 1147: case 0b110_010: 1148: irpStop (); 1149: break irpSwitch; 1150: 1151: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1152: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1153: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1154: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1155: //RTE |-|012346|P|UUUUU|*****| |0100_111_001_110_011 1156: case 0b110_011: 1157: irpRte (); 1158: break irpSwitch; 1159: 1160: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1161: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1162: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1163: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1164: //RTS |-|012346|-|-----|-----| |0100_111_001_110_101 1165: case 0b110_101: 1166: irpRts (); 1167: break irpSwitch; 1168: 1169: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1170: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1171: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1172: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1173: //TRAPV |-|012346|-|---*-|-----| |0100_111_001_110_110 1174: case 0b110_110: 1175: irpTrapv (); 1176: break irpSwitch; 1177: 1178: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1179: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1180: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1181: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1182: //RTR |-|012346|-|UUUUU|*****| |0100_111_001_110_111 1183: case 0b110_111: 1184: irpRtr (); 1185: break irpSwitch; 1186: 1187: default: 1188: irpIllegal (); 1189: 1190: } //switch XEiJ.regOC & 0b111_111 1191: break irpSwitch; 1192: 1193: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1194: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1195: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1196: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1197: //JSR <ea> |-|012346|-|-----|-----| M WXZP |0100_111_010_mmm_rrr 1198: //JBSR.L <label> |A|012346|-|-----|-----| |0100_111_010_111_001-{address} [JSR <label>] 1199: case 0b0100_111_010: 1200: irpJsr (); 1201: break irpSwitch; 1202: 1203: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1204: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1205: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1206: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1207: //JMP <ea> |-|012346|-|-----|-----| M WXZP |0100_111_011_mmm_rrr 1208: //JBRA.L <label> |A|012346|-|-----|-----| |0100_111_011_111_001-{address} [JMP <label>] 1209: case 0b0100_111_011: 1210: irpJmp (); 1211: break irpSwitch; 1212: 1213: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1214: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1215: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1216: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1217: //ADDQ.B #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0101_qqq_000_mmm_rrr 1218: //INC.B <ea> |A|012346|-|UUUUU|*****|D M+-WXZ |0101_001_000_mmm_rrr [ADDQ.B #1,<ea>] 1219: case 0b0101_000_000: 1220: case 0b0101_001_000: 1221: case 0b0101_010_000: 1222: case 0b0101_011_000: 1223: case 0b0101_100_000: 1224: case 0b0101_101_000: 1225: case 0b0101_110_000: 1226: case 0b0101_111_000: 1227: irpAddqByte (); 1228: break irpSwitch; 1229: 1230: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1231: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1232: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1233: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1234: //ADDQ.W #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0101_qqq_001_mmm_rrr 1235: //ADDQ.W #<data>,Ar |-|012346|-|-----|-----| A |0101_qqq_001_001_rrr 1236: //INC.W <ea> |A|012346|-|UUUUU|*****|D M+-WXZ |0101_001_001_mmm_rrr [ADDQ.W #1,<ea>] 1237: //INC.W Ar |A|012346|-|-----|-----| A |0101_001_001_001_rrr [ADDQ.W #1,Ar] 1238: case 0b0101_000_001: 1239: case 0b0101_001_001: 1240: case 0b0101_010_001: 1241: case 0b0101_011_001: 1242: case 0b0101_100_001: 1243: case 0b0101_101_001: 1244: case 0b0101_110_001: 1245: case 0b0101_111_001: 1246: irpAddqWord (); 1247: break irpSwitch; 1248: 1249: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1250: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1251: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1252: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1253: //ADDQ.L #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0101_qqq_010_mmm_rrr 1254: //ADDQ.L #<data>,Ar |-|012346|-|-----|-----| A |0101_qqq_010_001_rrr 1255: //INC.L <ea> |A|012346|-|UUUUU|*****|D M+-WXZ |0101_001_010_mmm_rrr [ADDQ.L #1,<ea>] 1256: //INC.L Ar |A|012346|-|-----|-----| A |0101_001_010_001_rrr [ADDQ.L #1,Ar] 1257: case 0b0101_000_010: 1258: case 0b0101_001_010: 1259: case 0b0101_010_010: 1260: case 0b0101_011_010: 1261: case 0b0101_100_010: 1262: case 0b0101_101_010: 1263: case 0b0101_110_010: 1264: case 0b0101_111_010: 1265: irpAddqLong (); 1266: break irpSwitch; 1267: 1268: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1269: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1270: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1271: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1272: //ST.B <ea> |-|012346|-|-----|-----|D M+-WXZ |0101_000_011_mmm_rrr 1273: //SNF.B <ea> |A|012346|-|-----|-----|D M+-WXZ |0101_000_011_mmm_rrr [ST.B <ea>] 1274: //DBT.W Dr,<label> |-|012346|-|-----|-----| |0101_000_011_001_rrr-{offset} 1275: //DBNF.W Dr,<label> |A|012346|-|-----|-----| |0101_000_011_001_rrr-{offset} [DBT.W Dr,<label>] 1276: case 0b0101_000_011: 1277: irpSt (); 1278: break irpSwitch; 1279: 1280: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1281: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1282: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1283: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1284: //SUBQ.B #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0101_qqq_100_mmm_rrr 1285: //DEC.B <ea> |A|012346|-|UUUUU|*****|D M+-WXZ |0101_001_100_mmm_rrr [SUBQ.B #1,<ea>] 1286: case 0b0101_000_100: 1287: case 0b0101_001_100: 1288: case 0b0101_010_100: 1289: case 0b0101_011_100: 1290: case 0b0101_100_100: 1291: case 0b0101_101_100: 1292: case 0b0101_110_100: 1293: case 0b0101_111_100: 1294: irpSubqByte (); 1295: break irpSwitch; 1296: 1297: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1298: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1299: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1300: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1301: //SUBQ.W #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0101_qqq_101_mmm_rrr 1302: //SUBQ.W #<data>,Ar |-|012346|-|-----|-----| A |0101_qqq_101_001_rrr 1303: //DEC.W <ea> |A|012346|-|UUUUU|*****|D M+-WXZ |0101_001_101_mmm_rrr [SUBQ.W #1,<ea>] 1304: //DEC.W Ar |A|012346|-|-----|-----| A |0101_001_101_001_rrr [SUBQ.W #1,Ar] 1305: case 0b0101_000_101: 1306: case 0b0101_001_101: 1307: case 0b0101_010_101: 1308: case 0b0101_011_101: 1309: case 0b0101_100_101: 1310: case 0b0101_101_101: 1311: case 0b0101_110_101: 1312: case 0b0101_111_101: 1313: irpSubqWord (); 1314: break irpSwitch; 1315: 1316: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1317: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1318: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1319: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1320: //SUBQ.L #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0101_qqq_110_mmm_rrr 1321: //SUBQ.L #<data>,Ar |-|012346|-|-----|-----| A |0101_qqq_110_001_rrr 1322: //DEC.L <ea> |A|012346|-|UUUUU|*****|D M+-WXZ |0101_001_110_mmm_rrr [SUBQ.L #1,<ea>] 1323: //DEC.L Ar |A|012346|-|-----|-----| A |0101_001_110_001_rrr [SUBQ.L #1,Ar] 1324: case 0b0101_000_110: 1325: case 0b0101_001_110: 1326: case 0b0101_010_110: 1327: case 0b0101_011_110: 1328: case 0b0101_100_110: 1329: case 0b0101_101_110: 1330: case 0b0101_110_110: 1331: case 0b0101_111_110: 1332: irpSubqLong (); 1333: break irpSwitch; 1334: 1335: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1336: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1337: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1338: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1339: //SF.B <ea> |-|012346|-|-----|-----|D M+-WXZ |0101_000_111_mmm_rrr 1340: //SNT.B <ea> |A|012346|-|-----|-----|D M+-WXZ |0101_000_111_mmm_rrr [SF.B <ea>] 1341: //DBF.W Dr,<label> |-|012346|-|-----|-----| |0101_000_111_001_rrr-{offset} 1342: //DBNT.W Dr,<label> |A|012346|-|-----|-----| |0101_000_111_001_rrr-{offset} [DBF.W Dr,<label>] 1343: //DBRA.W Dr,<label> |A|012346|-|-----|-----| |0101_000_111_001_rrr-{offset} [DBF.W Dr,<label>] 1344: case 0b0101_000_111: 1345: irpSf (); 1346: break irpSwitch; 1347: 1348: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1349: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1350: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1351: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1352: //SHI.B <ea> |-|012346|-|--*-*|-----|D M+-WXZ |0101_001_011_mmm_rrr 1353: //SNLS.B <ea> |A|012346|-|--*-*|-----|D M+-WXZ |0101_001_011_mmm_rrr [SHI.B <ea>] 1354: //DBHI.W Dr,<label> |-|012346|-|--*-*|-----| |0101_001_011_001_rrr-{offset} 1355: //DBNLS.W Dr,<label> |A|012346|-|--*-*|-----| |0101_001_011_001_rrr-{offset} [DBHI.W Dr,<label>] 1356: case 0b0101_001_011: 1357: irpShi (); 1358: break irpSwitch; 1359: 1360: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1361: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1362: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1363: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1364: //SLS.B <ea> |-|012346|-|--*-*|-----|D M+-WXZ |0101_001_111_mmm_rrr 1365: //SNHI.B <ea> |A|012346|-|--*-*|-----|D M+-WXZ |0101_001_111_mmm_rrr [SLS.B <ea>] 1366: //DBLS.W Dr,<label> |-|012346|-|--*-*|-----| |0101_001_111_001_rrr-{offset} 1367: //DBNHI.W Dr,<label> |A|012346|-|--*-*|-----| |0101_001_111_001_rrr-{offset} [DBLS.W Dr,<label>] 1368: case 0b0101_001_111: 1369: irpSls (); 1370: break irpSwitch; 1371: 1372: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1373: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1374: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1375: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1376: //SCC.B <ea> |-|012346|-|----*|-----|D M+-WXZ |0101_010_011_mmm_rrr 1377: //SHS.B <ea> |A|012346|-|----*|-----|D M+-WXZ |0101_010_011_mmm_rrr [SCC.B <ea>] 1378: //SNCS.B <ea> |A|012346|-|----*|-----|D M+-WXZ |0101_010_011_mmm_rrr [SCC.B <ea>] 1379: //SNLO.B <ea> |A|012346|-|----*|-----|D M+-WXZ |0101_010_011_mmm_rrr [SCC.B <ea>] 1380: //DBCC.W Dr,<label> |-|012346|-|----*|-----| |0101_010_011_001_rrr-{offset} 1381: //DBHS.W Dr,<label> |A|012346|-|----*|-----| |0101_010_011_001_rrr-{offset} [DBCC.W Dr,<label>] 1382: //DBNCS.W Dr,<label> |A|012346|-|----*|-----| |0101_010_011_001_rrr-{offset} [DBCC.W Dr,<label>] 1383: //DBNLO.W Dr,<label> |A|012346|-|----*|-----| |0101_010_011_001_rrr-{offset} [DBCC.W Dr,<label>] 1384: case 0b0101_010_011: 1385: irpShs (); 1386: break irpSwitch; 1387: 1388: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1389: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1390: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1391: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1392: //SCS.B <ea> |-|012346|-|----*|-----|D M+-WXZ |0101_010_111_mmm_rrr 1393: //SLO.B <ea> |A|012346|-|----*|-----|D M+-WXZ |0101_010_111_mmm_rrr [SCS.B <ea>] 1394: //SNCC.B <ea> |A|012346|-|----*|-----|D M+-WXZ |0101_010_111_mmm_rrr [SCS.B <ea>] 1395: //SNHS.B <ea> |A|012346|-|----*|-----|D M+-WXZ |0101_010_111_mmm_rrr [SCS.B <ea>] 1396: //DBCS.W Dr,<label> |-|012346|-|----*|-----| |0101_010_111_001_rrr-{offset} 1397: //DBLO.W Dr,<label> |A|012346|-|----*|-----| |0101_010_111_001_rrr-{offset} [DBCS.W Dr,<label>] 1398: //DBNCC.W Dr,<label> |A|012346|-|----*|-----| |0101_010_111_001_rrr-{offset} [DBCS.W Dr,<label>] 1399: //DBNHS.W Dr,<label> |A|012346|-|----*|-----| |0101_010_111_001_rrr-{offset} [DBCS.W Dr,<label>] 1400: case 0b0101_010_111: 1401: irpSlo (); 1402: break irpSwitch; 1403: 1404: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1405: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1406: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1407: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1408: //SNE.B <ea> |-|012346|-|--*--|-----|D M+-WXZ |0101_011_011_mmm_rrr 1409: //SNEQ.B <ea> |A|012346|-|--*--|-----|D M+-WXZ |0101_011_011_mmm_rrr [SNE.B <ea>] 1410: //SNZ.B <ea> |A|012346|-|--*--|-----|D M+-WXZ |0101_011_011_mmm_rrr [SNE.B <ea>] 1411: //SNZE.B <ea> |A|012346|-|--*--|-----|D M+-WXZ |0101_011_011_mmm_rrr [SNE.B <ea>] 1412: //DBNE.W Dr,<label> |-|012346|-|--*--|-----| |0101_011_011_001_rrr-{offset} 1413: //DBNEQ.W Dr,<label> |A|012346|-|--*--|-----| |0101_011_011_001_rrr-{offset} [DBNE.W Dr,<label>] 1414: //DBNZ.W Dr,<label> |A|012346|-|--*--|-----| |0101_011_011_001_rrr-{offset} [DBNE.W Dr,<label>] 1415: //DBNZE.W Dr,<label> |A|012346|-|--*--|-----| |0101_011_011_001_rrr-{offset} [DBNE.W Dr,<label>] 1416: case 0b0101_011_011: 1417: irpSne (); 1418: break irpSwitch; 1419: 1420: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1421: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1422: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1423: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1424: //SEQ.B <ea> |-|012346|-|--*--|-----|D M+-WXZ |0101_011_111_mmm_rrr 1425: //SNNE.B <ea> |A|012346|-|--*--|-----|D M+-WXZ |0101_011_111_mmm_rrr [SEQ.B <ea>] 1426: //SNNZ.B <ea> |A|012346|-|--*--|-----|D M+-WXZ |0101_011_111_mmm_rrr [SEQ.B <ea>] 1427: //SZE.B <ea> |A|012346|-|--*--|-----|D M+-WXZ |0101_011_111_mmm_rrr [SEQ.B <ea>] 1428: //DBEQ.W Dr,<label> |-|012346|-|--*--|-----| |0101_011_111_001_rrr-{offset} 1429: //DBNNE.W Dr,<label> |A|012346|-|--*--|-----| |0101_011_111_001_rrr-{offset} [DBEQ.W Dr,<label>] 1430: //DBNNZ.W Dr,<label> |A|012346|-|--*--|-----| |0101_011_111_001_rrr-{offset} [DBEQ.W Dr,<label>] 1431: //DBZE.W Dr,<label> |A|012346|-|--*--|-----| |0101_011_111_001_rrr-{offset} [DBEQ.W Dr,<label>] 1432: case 0b0101_011_111: 1433: irpSeq (); 1434: break irpSwitch; 1435: 1436: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1437: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1438: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1439: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1440: //SVC.B <ea> |-|012346|-|---*-|-----|D M+-WXZ |0101_100_011_mmm_rrr 1441: //SNVS.B <ea> |A|012346|-|---*-|-----|D M+-WXZ |0101_100_011_mmm_rrr [SVC.B <ea>] 1442: //DBVC.W Dr,<label> |-|012346|-|---*-|-----| |0101_100_011_001_rrr-{offset} 1443: //DBNVS.W Dr,<label> |A|012346|-|---*-|-----| |0101_100_011_001_rrr-{offset} [DBVC.W Dr,<label>] 1444: case 0b0101_100_011: 1445: irpSvc (); 1446: break irpSwitch; 1447: 1448: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1449: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1450: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1451: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1452: //SVS.B <ea> |-|012346|-|---*-|-----|D M+-WXZ |0101_100_111_mmm_rrr 1453: //SNVC.B <ea> |A|012346|-|---*-|-----|D M+-WXZ |0101_100_111_mmm_rrr [SVS.B <ea>] 1454: //DBVS.W Dr,<label> |-|012346|-|---*-|-----| |0101_100_111_001_rrr-{offset} 1455: //DBNVC.W Dr,<label> |A|012346|-|---*-|-----| |0101_100_111_001_rrr-{offset} [DBVS.W Dr,<label>] 1456: case 0b0101_100_111: 1457: irpSvs (); 1458: break irpSwitch; 1459: 1460: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1461: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1462: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1463: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1464: //SPL.B <ea> |-|012346|-|-*---|-----|D M+-WXZ |0101_101_011_mmm_rrr 1465: //SNMI.B <ea> |A|012346|-|-*---|-----|D M+-WXZ |0101_101_011_mmm_rrr [SPL.B <ea>] 1466: //DBPL.W Dr,<label> |-|012346|-|-*---|-----| |0101_101_011_001_rrr-{offset} 1467: //DBNMI.W Dr,<label> |A|012346|-|-*---|-----| |0101_101_011_001_rrr-{offset} [DBPL.W Dr,<label>] 1468: case 0b0101_101_011: 1469: irpSpl (); 1470: break irpSwitch; 1471: 1472: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1473: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1474: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1475: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1476: //SMI.B <ea> |-|012346|-|-*---|-----|D M+-WXZ |0101_101_111_mmm_rrr 1477: //SNPL.B <ea> |A|012346|-|-*---|-----|D M+-WXZ |0101_101_111_mmm_rrr [SMI.B <ea>] 1478: //DBMI.W Dr,<label> |-|012346|-|-*---|-----| |0101_101_111_001_rrr-{offset} 1479: //DBNPL.W Dr,<label> |A|012346|-|-*---|-----| |0101_101_111_001_rrr-{offset} [DBMI.W Dr,<label>] 1480: case 0b0101_101_111: 1481: irpSmi (); 1482: break irpSwitch; 1483: 1484: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1485: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1486: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1487: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1488: //SGE.B <ea> |-|012346|-|-*-*-|-----|D M+-WXZ |0101_110_011_mmm_rrr 1489: //SNLT.B <ea> |A|012346|-|-*-*-|-----|D M+-WXZ |0101_110_011_mmm_rrr [SGE.B <ea>] 1490: //DBGE.W Dr,<label> |-|012346|-|-*-*-|-----| |0101_110_011_001_rrr-{offset} 1491: //DBNLT.W Dr,<label> |A|012346|-|-*-*-|-----| |0101_110_011_001_rrr-{offset} [DBGE.W Dr,<label>] 1492: case 0b0101_110_011: 1493: irpSge (); 1494: break irpSwitch; 1495: 1496: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1497: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1498: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1499: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1500: //SLT.B <ea> |-|012346|-|-*-*-|-----|D M+-WXZ |0101_110_111_mmm_rrr 1501: //SNGE.B <ea> |A|012346|-|-*-*-|-----|D M+-WXZ |0101_110_111_mmm_rrr [SLT.B <ea>] 1502: //DBLT.W Dr,<label> |-|012346|-|-*-*-|-----| |0101_110_111_001_rrr-{offset} 1503: //DBNGE.W Dr,<label> |A|012346|-|-*-*-|-----| |0101_110_111_001_rrr-{offset} [DBLT.W Dr,<label>] 1504: case 0b0101_110_111: 1505: irpSlt (); 1506: break irpSwitch; 1507: 1508: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1509: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1510: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1511: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1512: //SGT.B <ea> |-|012346|-|-***-|-----|D M+-WXZ |0101_111_011_mmm_rrr 1513: //SNLE.B <ea> |A|012346|-|-***-|-----|D M+-WXZ |0101_111_011_mmm_rrr [SGT.B <ea>] 1514: //DBGT.W Dr,<label> |-|012346|-|-***-|-----| |0101_111_011_001_rrr-{offset} 1515: //DBNLE.W Dr,<label> |A|012346|-|-***-|-----| |0101_111_011_001_rrr-{offset} [DBGT.W Dr,<label>] 1516: case 0b0101_111_011: 1517: irpSgt (); 1518: break irpSwitch; 1519: 1520: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1521: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1522: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1523: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1524: //SLE.B <ea> |-|012346|-|-***-|-----|D M+-WXZ |0101_111_111_mmm_rrr 1525: //SNGT.B <ea> |A|012346|-|-***-|-----|D M+-WXZ |0101_111_111_mmm_rrr [SLE.B <ea>] 1526: //DBLE.W Dr,<label> |-|012346|-|-***-|-----| |0101_111_111_001_rrr-{offset} 1527: //DBNGT.W Dr,<label> |A|012346|-|-***-|-----| |0101_111_111_001_rrr-{offset} [DBLE.W Dr,<label>] 1528: case 0b0101_111_111: 1529: irpSle (); 1530: break irpSwitch; 1531: 1532: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1533: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1534: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1535: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1536: //BRA.W <label> |-|012346|-|-----|-----| |0110_000_000_000_000-{offset} 1537: //JBRA.W <label> |A|012346|-|-----|-----| |0110_000_000_000_000-{offset} [BRA.W <label>] 1538: //BRA.S <label> |-|012346|-|-----|-----| |0110_000_000_sss_sss (s is not equal to 0) 1539: //JBRA.S <label> |A|012346|-|-----|-----| |0110_000_000_sss_sss (s is not equal to 0) [BRA.S <label>] 1540: case 0b0110_000_000: 1541: irpBrasw (); 1542: break irpSwitch; 1543: 1544: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1545: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1546: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1547: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1548: //BRA.S <label> |-|012346|-|-----|-----| |0110_000_001_sss_sss 1549: //JBRA.S <label> |A|012346|-|-----|-----| |0110_000_001_sss_sss [BRA.S <label>] 1550: case 0b0110_000_001: 1551: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1552: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1553: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1554: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1555: //BRA.S <label> |-|012346|-|-----|-----| |0110_000_010_sss_sss 1556: //JBRA.S <label> |A|012346|-|-----|-----| |0110_000_010_sss_sss [BRA.S <label>] 1557: case 0b0110_000_010: 1558: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1559: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1560: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1561: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1562: //BRA.S <label> |-|01----|-|-----|-----| |0110_000_011_sss_sss 1563: //JBRA.S <label> |A|01----|-|-----|-----| |0110_000_011_sss_sss [BRA.S <label>] 1564: case 0b0110_000_011: 1565: irpBras (); 1566: break irpSwitch; 1567: 1568: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1569: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1570: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1571: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1572: //BSR.W <label> |-|012346|-|-----|-----| |0110_000_100_000_000-{offset} 1573: //JBSR.W <label> |A|012346|-|-----|-----| |0110_000_100_000_000-{offset} [BSR.W <label>] 1574: //BSR.S <label> |-|012346|-|-----|-----| |0110_000_100_sss_sss (s is not equal to 0) 1575: //JBSR.S <label> |A|012346|-|-----|-----| |0110_000_100_sss_sss (s is not equal to 0) [BSR.S <label>] 1576: case 0b0110_000_100: 1577: irpBsrsw (); 1578: break irpSwitch; 1579: 1580: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1581: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1582: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1583: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1584: //BSR.S <label> |-|012346|-|-----|-----| |0110_000_101_sss_sss 1585: //JBSR.S <label> |A|012346|-|-----|-----| |0110_000_101_sss_sss [BSR.S <label>] 1586: case 0b0110_000_101: 1587: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1588: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1589: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1590: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1591: //BSR.S <label> |-|012346|-|-----|-----| |0110_000_110_sss_sss 1592: //JBSR.S <label> |A|012346|-|-----|-----| |0110_000_110_sss_sss [BSR.S <label>] 1593: case 0b0110_000_110: 1594: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1595: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1596: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1597: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1598: //BSR.S <label> |-|01----|-|-----|-----| |0110_000_111_sss_sss 1599: //JBSR.S <label> |A|01----|-|-----|-----| |0110_000_111_sss_sss [BSR.S <label>] 1600: case 0b0110_000_111: 1601: irpBsrs (); 1602: break irpSwitch; 1603: 1604: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1605: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1606: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1607: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1608: //BHI.W <label> |-|012346|-|--*-*|-----| |0110_001_000_000_000-{offset} 1609: //BNLS.W <label> |A|012346|-|--*-*|-----| |0110_001_000_000_000-{offset} [BHI.W <label>] 1610: //JBHI.W <label> |A|012346|-|--*-*|-----| |0110_001_000_000_000-{offset} [BHI.W <label>] 1611: //JBNLS.W <label> |A|012346|-|--*-*|-----| |0110_001_000_000_000-{offset} [BHI.W <label>] 1612: //BHI.S <label> |-|012346|-|--*-*|-----| |0110_001_000_sss_sss (s is not equal to 0) 1613: //BNLS.S <label> |A|012346|-|--*-*|-----| |0110_001_000_sss_sss (s is not equal to 0) [BHI.S <label>] 1614: //JBHI.S <label> |A|012346|-|--*-*|-----| |0110_001_000_sss_sss (s is not equal to 0) [BHI.S <label>] 1615: //JBNLS.S <label> |A|012346|-|--*-*|-----| |0110_001_000_sss_sss (s is not equal to 0) [BHI.S <label>] 1616: //JBLS.L <label> |A|012346|-|--*-*|-----| |0110_001_000_000_110-0100111011111001-{address} [BHI.S (*)+8;JMP <label>] 1617: //JBNHI.L <label> |A|012346|-|--*-*|-----| |0110_001_000_000_110-0100111011111001-{address} [BHI.S (*)+8;JMP <label>] 1618: case 0b0110_001_000: 1619: irpBhisw (); 1620: break irpSwitch; 1621: 1622: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1623: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1624: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1625: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1626: //BHI.S <label> |-|012346|-|--*-*|-----| |0110_001_001_sss_sss 1627: //BNLS.S <label> |A|012346|-|--*-*|-----| |0110_001_001_sss_sss [BHI.S <label>] 1628: //JBHI.S <label> |A|012346|-|--*-*|-----| |0110_001_001_sss_sss [BHI.S <label>] 1629: //JBNLS.S <label> |A|012346|-|--*-*|-----| |0110_001_001_sss_sss [BHI.S <label>] 1630: case 0b0110_001_001: 1631: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1632: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1633: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1634: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1635: //BHI.S <label> |-|012346|-|--*-*|-----| |0110_001_010_sss_sss 1636: //BNLS.S <label> |A|012346|-|--*-*|-----| |0110_001_010_sss_sss [BHI.S <label>] 1637: //JBHI.S <label> |A|012346|-|--*-*|-----| |0110_001_010_sss_sss [BHI.S <label>] 1638: //JBNLS.S <label> |A|012346|-|--*-*|-----| |0110_001_010_sss_sss [BHI.S <label>] 1639: case 0b0110_001_010: 1640: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1641: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1642: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1643: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1644: //BHI.S <label> |-|01----|-|--*-*|-----| |0110_001_011_sss_sss 1645: //BNLS.S <label> |A|01----|-|--*-*|-----| |0110_001_011_sss_sss [BHI.S <label>] 1646: //JBHI.S <label> |A|01----|-|--*-*|-----| |0110_001_011_sss_sss [BHI.S <label>] 1647: //JBNLS.S <label> |A|01----|-|--*-*|-----| |0110_001_011_sss_sss [BHI.S <label>] 1648: case 0b0110_001_011: 1649: irpBhis (); 1650: break irpSwitch; 1651: 1652: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1653: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1654: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1655: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1656: //BLS.W <label> |-|012346|-|--*-*|-----| |0110_001_100_000_000-{offset} 1657: //BNHI.W <label> |A|012346|-|--*-*|-----| |0110_001_100_000_000-{offset} [BLS.W <label>] 1658: //JBLS.W <label> |A|012346|-|--*-*|-----| |0110_001_100_000_000-{offset} [BLS.W <label>] 1659: //JBNHI.W <label> |A|012346|-|--*-*|-----| |0110_001_100_000_000-{offset} [BLS.W <label>] 1660: //BLS.S <label> |-|012346|-|--*-*|-----| |0110_001_100_sss_sss (s is not equal to 0) 1661: //BNHI.S <label> |A|012346|-|--*-*|-----| |0110_001_100_sss_sss (s is not equal to 0) [BLS.S <label>] 1662: //JBLS.S <label> |A|012346|-|--*-*|-----| |0110_001_100_sss_sss (s is not equal to 0) [BLS.S <label>] 1663: //JBNHI.S <label> |A|012346|-|--*-*|-----| |0110_001_100_sss_sss (s is not equal to 0) [BLS.S <label>] 1664: //JBHI.L <label> |A|012346|-|--*-*|-----| |0110_001_100_000_110-0100111011111001-{address} [BLS.S (*)+8;JMP <label>] 1665: //JBNLS.L <label> |A|012346|-|--*-*|-----| |0110_001_100_000_110-0100111011111001-{address} [BLS.S (*)+8;JMP <label>] 1666: case 0b0110_001_100: 1667: irpBlssw (); 1668: break irpSwitch; 1669: 1670: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1671: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1672: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1673: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1674: //BLS.S <label> |-|012346|-|--*-*|-----| |0110_001_101_sss_sss 1675: //BNHI.S <label> |A|012346|-|--*-*|-----| |0110_001_101_sss_sss [BLS.S <label>] 1676: //JBLS.S <label> |A|012346|-|--*-*|-----| |0110_001_101_sss_sss [BLS.S <label>] 1677: //JBNHI.S <label> |A|012346|-|--*-*|-----| |0110_001_101_sss_sss [BLS.S <label>] 1678: case 0b0110_001_101: 1679: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1680: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1681: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1682: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1683: //BLS.S <label> |-|012346|-|--*-*|-----| |0110_001_110_sss_sss 1684: //BNHI.S <label> |A|012346|-|--*-*|-----| |0110_001_110_sss_sss [BLS.S <label>] 1685: //JBLS.S <label> |A|012346|-|--*-*|-----| |0110_001_110_sss_sss [BLS.S <label>] 1686: //JBNHI.S <label> |A|012346|-|--*-*|-----| |0110_001_110_sss_sss [BLS.S <label>] 1687: case 0b0110_001_110: 1688: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1689: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1690: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1691: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1692: //BLS.S <label> |-|01----|-|--*-*|-----| |0110_001_111_sss_sss 1693: //BNHI.S <label> |A|01----|-|--*-*|-----| |0110_001_111_sss_sss [BLS.S <label>] 1694: //JBLS.S <label> |A|01----|-|--*-*|-----| |0110_001_111_sss_sss [BLS.S <label>] 1695: //JBNHI.S <label> |A|01----|-|--*-*|-----| |0110_001_111_sss_sss [BLS.S <label>] 1696: case 0b0110_001_111: 1697: irpBlss (); 1698: break irpSwitch; 1699: 1700: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1701: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1702: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1703: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1704: //BCC.W <label> |-|012346|-|----*|-----| |0110_010_000_000_000-{offset} 1705: //BHS.W <label> |A|012346|-|----*|-----| |0110_010_000_000_000-{offset} [BCC.W <label>] 1706: //BNCS.W <label> |A|012346|-|----*|-----| |0110_010_000_000_000-{offset} [BCC.W <label>] 1707: //BNLO.W <label> |A|012346|-|----*|-----| |0110_010_000_000_000-{offset} [BCC.W <label>] 1708: //JBCC.W <label> |A|012346|-|----*|-----| |0110_010_000_000_000-{offset} [BCC.W <label>] 1709: //JBHS.W <label> |A|012346|-|----*|-----| |0110_010_000_000_000-{offset} [BCC.W <label>] 1710: //JBNCS.W <label> |A|012346|-|----*|-----| |0110_010_000_000_000-{offset} [BCC.W <label>] 1711: //JBNLO.W <label> |A|012346|-|----*|-----| |0110_010_000_000_000-{offset} [BCC.W <label>] 1712: //BCC.S <label> |-|012346|-|----*|-----| |0110_010_000_sss_sss (s is not equal to 0) 1713: //BHS.S <label> |A|012346|-|----*|-----| |0110_010_000_sss_sss (s is not equal to 0) [BCC.S <label>] 1714: //BNCS.S <label> |A|012346|-|----*|-----| |0110_010_000_sss_sss (s is not equal to 0) [BCC.S <label>] 1715: //BNLO.S <label> |A|012346|-|----*|-----| |0110_010_000_sss_sss (s is not equal to 0) [BCC.S <label>] 1716: //JBCC.S <label> |A|012346|-|----*|-----| |0110_010_000_sss_sss (s is not equal to 0) [BCC.S <label>] 1717: //JBHS.S <label> |A|012346|-|----*|-----| |0110_010_000_sss_sss (s is not equal to 0) [BCC.S <label>] 1718: //JBNCS.S <label> |A|012346|-|----*|-----| |0110_010_000_sss_sss (s is not equal to 0) [BCC.S <label>] 1719: //JBNLO.S <label> |A|012346|-|----*|-----| |0110_010_000_sss_sss (s is not equal to 0) [BCC.S <label>] 1720: //JBCS.L <label> |A|012346|-|----*|-----| |0110_010_000_000_110-0100111011111001-{address} [BCC.S (*)+8;JMP <label>] 1721: //JBLO.L <label> |A|012346|-|----*|-----| |0110_010_000_000_110-0100111011111001-{address} [BCC.S (*)+8;JMP <label>] 1722: //JBNCC.L <label> |A|012346|-|----*|-----| |0110_010_000_000_110-0100111011111001-{address} [BCC.S (*)+8;JMP <label>] 1723: //JBNHS.L <label> |A|012346|-|----*|-----| |0110_010_000_000_110-0100111011111001-{address} [BCC.S (*)+8;JMP <label>] 1724: case 0b0110_010_000: 1725: irpBhssw (); 1726: break irpSwitch; 1727: 1728: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1729: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1730: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1731: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1732: //BCC.S <label> |-|012346|-|----*|-----| |0110_010_001_sss_sss 1733: //BHS.S <label> |A|012346|-|----*|-----| |0110_010_001_sss_sss [BCC.S <label>] 1734: //BNCS.S <label> |A|012346|-|----*|-----| |0110_010_001_sss_sss [BCC.S <label>] 1735: //BNLO.S <label> |A|012346|-|----*|-----| |0110_010_001_sss_sss [BCC.S <label>] 1736: //JBCC.S <label> |A|012346|-|----*|-----| |0110_010_001_sss_sss [BCC.S <label>] 1737: //JBHS.S <label> |A|012346|-|----*|-----| |0110_010_001_sss_sss [BCC.S <label>] 1738: //JBNCS.S <label> |A|012346|-|----*|-----| |0110_010_001_sss_sss [BCC.S <label>] 1739: //JBNLO.S <label> |A|012346|-|----*|-----| |0110_010_001_sss_sss [BCC.S <label>] 1740: case 0b0110_010_001: 1741: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1742: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1743: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1744: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1745: //BCC.S <label> |-|012346|-|----*|-----| |0110_010_010_sss_sss 1746: //BHS.S <label> |A|012346|-|----*|-----| |0110_010_010_sss_sss [BCC.S <label>] 1747: //BNCS.S <label> |A|012346|-|----*|-----| |0110_010_010_sss_sss [BCC.S <label>] 1748: //BNLO.S <label> |A|012346|-|----*|-----| |0110_010_010_sss_sss [BCC.S <label>] 1749: //JBCC.S <label> |A|012346|-|----*|-----| |0110_010_010_sss_sss [BCC.S <label>] 1750: //JBHS.S <label> |A|012346|-|----*|-----| |0110_010_010_sss_sss [BCC.S <label>] 1751: //JBNCS.S <label> |A|012346|-|----*|-----| |0110_010_010_sss_sss [BCC.S <label>] 1752: //JBNLO.S <label> |A|012346|-|----*|-----| |0110_010_010_sss_sss [BCC.S <label>] 1753: case 0b0110_010_010: 1754: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1755: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1756: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1757: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1758: //BCC.S <label> |-|01----|-|----*|-----| |0110_010_011_sss_sss 1759: //BHS.S <label> |A|01----|-|----*|-----| |0110_010_011_sss_sss [BCC.S <label>] 1760: //BNCS.S <label> |A|01----|-|----*|-----| |0110_010_011_sss_sss [BCC.S <label>] 1761: //BNLO.S <label> |A|01----|-|----*|-----| |0110_010_011_sss_sss [BCC.S <label>] 1762: //JBCC.S <label> |A|01----|-|----*|-----| |0110_010_011_sss_sss [BCC.S <label>] 1763: //JBHS.S <label> |A|01----|-|----*|-----| |0110_010_011_sss_sss [BCC.S <label>] 1764: //JBNCS.S <label> |A|01----|-|----*|-----| |0110_010_011_sss_sss [BCC.S <label>] 1765: //JBNLO.S <label> |A|01----|-|----*|-----| |0110_010_011_sss_sss [BCC.S <label>] 1766: case 0b0110_010_011: 1767: irpBhss (); 1768: break irpSwitch; 1769: 1770: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1771: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1772: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1773: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1774: //BCS.W <label> |-|012346|-|----*|-----| |0110_010_100_000_000-{offset} 1775: //BLO.W <label> |A|012346|-|----*|-----| |0110_010_100_000_000-{offset} [BCS.W <label>] 1776: //BNCC.W <label> |A|012346|-|----*|-----| |0110_010_100_000_000-{offset} [BCS.W <label>] 1777: //BNHS.W <label> |A|012346|-|----*|-----| |0110_010_100_000_000-{offset} [BCS.W <label>] 1778: //JBCS.W <label> |A|012346|-|----*|-----| |0110_010_100_000_000-{offset} [BCS.W <label>] 1779: //JBLO.W <label> |A|012346|-|----*|-----| |0110_010_100_000_000-{offset} [BCS.W <label>] 1780: //JBNCC.W <label> |A|012346|-|----*|-----| |0110_010_100_000_000-{offset} [BCS.W <label>] 1781: //JBNHS.W <label> |A|012346|-|----*|-----| |0110_010_100_000_000-{offset} [BCS.W <label>] 1782: //BCS.S <label> |-|012346|-|----*|-----| |0110_010_100_sss_sss (s is not equal to 0) 1783: //BLO.S <label> |A|012346|-|----*|-----| |0110_010_100_sss_sss (s is not equal to 0) [BCS.S <label>] 1784: //BNCC.S <label> |A|012346|-|----*|-----| |0110_010_100_sss_sss (s is not equal to 0) [BCS.S <label>] 1785: //BNHS.S <label> |A|012346|-|----*|-----| |0110_010_100_sss_sss (s is not equal to 0) [BCS.S <label>] 1786: //JBCS.S <label> |A|012346|-|----*|-----| |0110_010_100_sss_sss (s is not equal to 0) [BCS.S <label>] 1787: //JBLO.S <label> |A|012346|-|----*|-----| |0110_010_100_sss_sss (s is not equal to 0) [BCS.S <label>] 1788: //JBNCC.S <label> |A|012346|-|----*|-----| |0110_010_100_sss_sss (s is not equal to 0) [BCS.S <label>] 1789: //JBNHS.S <label> |A|012346|-|----*|-----| |0110_010_100_sss_sss (s is not equal to 0) [BCS.S <label>] 1790: //JBCC.L <label> |A|012346|-|----*|-----| |0110_010_100_000_110-0100111011111001-{address} [BCS.S (*)+8;JMP <label>] 1791: //JBHS.L <label> |A|012346|-|----*|-----| |0110_010_100_000_110-0100111011111001-{address} [BCS.S (*)+8;JMP <label>] 1792: //JBNCS.L <label> |A|012346|-|----*|-----| |0110_010_100_000_110-0100111011111001-{address} [BCS.S (*)+8;JMP <label>] 1793: //JBNLO.L <label> |A|012346|-|----*|-----| |0110_010_100_000_110-0100111011111001-{address} [BCS.S (*)+8;JMP <label>] 1794: case 0b0110_010_100: 1795: irpBlosw (); 1796: break irpSwitch; 1797: 1798: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1799: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1800: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1801: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1802: //BCS.S <label> |-|012346|-|----*|-----| |0110_010_101_sss_sss 1803: //BLO.S <label> |A|012346|-|----*|-----| |0110_010_101_sss_sss [BCS.S <label>] 1804: //BNCC.S <label> |A|012346|-|----*|-----| |0110_010_101_sss_sss [BCS.S <label>] 1805: //BNHS.S <label> |A|012346|-|----*|-----| |0110_010_101_sss_sss [BCS.S <label>] 1806: //JBCS.S <label> |A|012346|-|----*|-----| |0110_010_101_sss_sss [BCS.S <label>] 1807: //JBLO.S <label> |A|012346|-|----*|-----| |0110_010_101_sss_sss [BCS.S <label>] 1808: //JBNCC.S <label> |A|012346|-|----*|-----| |0110_010_101_sss_sss [BCS.S <label>] 1809: //JBNHS.S <label> |A|012346|-|----*|-----| |0110_010_101_sss_sss [BCS.S <label>] 1810: case 0b0110_010_101: 1811: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1812: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1813: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1814: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1815: //BCS.S <label> |-|012346|-|----*|-----| |0110_010_110_sss_sss 1816: //BLO.S <label> |A|012346|-|----*|-----| |0110_010_110_sss_sss [BCS.S <label>] 1817: //BNCC.S <label> |A|012346|-|----*|-----| |0110_010_110_sss_sss [BCS.S <label>] 1818: //BNHS.S <label> |A|012346|-|----*|-----| |0110_010_110_sss_sss [BCS.S <label>] 1819: //JBCS.S <label> |A|012346|-|----*|-----| |0110_010_110_sss_sss [BCS.S <label>] 1820: //JBLO.S <label> |A|012346|-|----*|-----| |0110_010_110_sss_sss [BCS.S <label>] 1821: //JBNCC.S <label> |A|012346|-|----*|-----| |0110_010_110_sss_sss [BCS.S <label>] 1822: //JBNHS.S <label> |A|012346|-|----*|-----| |0110_010_110_sss_sss [BCS.S <label>] 1823: case 0b0110_010_110: 1824: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1825: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1826: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1827: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1828: //BCS.S <label> |-|01----|-|----*|-----| |0110_010_111_sss_sss 1829: //BLO.S <label> |A|01----|-|----*|-----| |0110_010_111_sss_sss [BCS.S <label>] 1830: //BNCC.S <label> |A|01----|-|----*|-----| |0110_010_111_sss_sss [BCS.S <label>] 1831: //BNHS.S <label> |A|01----|-|----*|-----| |0110_010_111_sss_sss [BCS.S <label>] 1832: //JBCS.S <label> |A|01----|-|----*|-----| |0110_010_111_sss_sss [BCS.S <label>] 1833: //JBLO.S <label> |A|01----|-|----*|-----| |0110_010_111_sss_sss [BCS.S <label>] 1834: //JBNCC.S <label> |A|01----|-|----*|-----| |0110_010_111_sss_sss [BCS.S <label>] 1835: //JBNHS.S <label> |A|01----|-|----*|-----| |0110_010_111_sss_sss [BCS.S <label>] 1836: case 0b0110_010_111: 1837: irpBlos (); 1838: break irpSwitch; 1839: 1840: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1841: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1842: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1843: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1844: //BNE.W <label> |-|012346|-|--*--|-----| |0110_011_000_000_000-{offset} 1845: //BNEQ.W <label> |A|012346|-|--*--|-----| |0110_011_000_000_000-{offset} [BNE.W <label>] 1846: //BNZ.W <label> |A|012346|-|--*--|-----| |0110_011_000_000_000-{offset} [BNE.W <label>] 1847: //BNZE.W <label> |A|012346|-|--*--|-----| |0110_011_000_000_000-{offset} [BNE.W <label>] 1848: //JBNE.W <label> |A|012346|-|--*--|-----| |0110_011_000_000_000-{offset} [BNE.W <label>] 1849: //JBNEQ.W <label> |A|012346|-|--*--|-----| |0110_011_000_000_000-{offset} [BNE.W <label>] 1850: //JBNZ.W <label> |A|012346|-|--*--|-----| |0110_011_000_000_000-{offset} [BNE.W <label>] 1851: //JBNZE.W <label> |A|012346|-|--*--|-----| |0110_011_000_000_000-{offset} [BNE.W <label>] 1852: //BNE.S <label> |-|012346|-|--*--|-----| |0110_011_000_sss_sss (s is not equal to 0) 1853: //BNEQ.S <label> |A|012346|-|--*--|-----| |0110_011_000_sss_sss (s is not equal to 0) [BNE.S <label>] 1854: //BNZ.S <label> |A|012346|-|--*--|-----| |0110_011_000_sss_sss (s is not equal to 0) [BNE.S <label>] 1855: //BNZE.S <label> |A|012346|-|--*--|-----| |0110_011_000_sss_sss (s is not equal to 0) [BNE.S <label>] 1856: //JBNE.S <label> |A|012346|-|--*--|-----| |0110_011_000_sss_sss (s is not equal to 0) [BNE.S <label>] 1857: //JBNEQ.S <label> |A|012346|-|--*--|-----| |0110_011_000_sss_sss (s is not equal to 0) [BNE.S <label>] 1858: //JBNZ.S <label> |A|012346|-|--*--|-----| |0110_011_000_sss_sss (s is not equal to 0) [BNE.S <label>] 1859: //JBNZE.S <label> |A|012346|-|--*--|-----| |0110_011_000_sss_sss (s is not equal to 0) [BNE.S <label>] 1860: //JBEQ.L <label> |A|012346|-|--*--|-----| |0110_011_000_000_110-0100111011111001-{address} [BNE.S (*)+8;JMP <label>] 1861: //JBNEQ.L <label> |A|012346|-|--*--|-----| |0110_011_000_000_110-0100111011111001-{address} [BNE.S (*)+8;JMP <label>] 1862: //JBNNE.L <label> |A|012346|-|--*--|-----| |0110_011_000_000_110-0100111011111001-{address} [BNE.S (*)+8;JMP <label>] 1863: //JBNNZ.L <label> |A|012346|-|--*--|-----| |0110_011_000_000_110-0100111011111001-{address} [BNE.S (*)+8;JMP <label>] 1864: //JBNZ.L <label> |A|012346|-|--*--|-----| |0110_011_000_000_110-0100111011111001-{address} [BNE.S (*)+8;JMP <label>] 1865: //JBNZE.L <label> |A|012346|-|--*--|-----| |0110_011_000_000_110-0100111011111001-{address} [BNE.S (*)+8;JMP <label>] 1866: //JBZE.L <label> |A|012346|-|--*--|-----| |0110_011_000_000_110-0100111011111001-{address} [BNE.S (*)+8;JMP <label>] 1867: case 0b0110_011_000: 1868: irpBnesw (); 1869: break irpSwitch; 1870: 1871: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1872: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1873: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1874: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1875: //BNE.S <label> |-|012346|-|--*--|-----| |0110_011_001_sss_sss 1876: //BNEQ.S <label> |A|012346|-|--*--|-----| |0110_011_001_sss_sss [BNE.S <label>] 1877: //BNZ.S <label> |A|012346|-|--*--|-----| |0110_011_001_sss_sss [BNE.S <label>] 1878: //BNZE.S <label> |A|012346|-|--*--|-----| |0110_011_001_sss_sss [BNE.S <label>] 1879: //JBNE.S <label> |A|012346|-|--*--|-----| |0110_011_001_sss_sss [BNE.S <label>] 1880: //JBNEQ.S <label> |A|012346|-|--*--|-----| |0110_011_001_sss_sss [BNE.S <label>] 1881: //JBNZ.S <label> |A|012346|-|--*--|-----| |0110_011_001_sss_sss [BNE.S <label>] 1882: //JBNZE.S <label> |A|012346|-|--*--|-----| |0110_011_001_sss_sss [BNE.S <label>] 1883: case 0b0110_011_001: 1884: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1885: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1886: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1887: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1888: //BNE.S <label> |-|012346|-|--*--|-----| |0110_011_010_sss_sss 1889: //BNEQ.S <label> |A|012346|-|--*--|-----| |0110_011_010_sss_sss [BNE.S <label>] 1890: //BNZ.S <label> |A|012346|-|--*--|-----| |0110_011_010_sss_sss [BNE.S <label>] 1891: //BNZE.S <label> |A|012346|-|--*--|-----| |0110_011_010_sss_sss [BNE.S <label>] 1892: //JBNE.S <label> |A|012346|-|--*--|-----| |0110_011_010_sss_sss [BNE.S <label>] 1893: //JBNEQ.S <label> |A|012346|-|--*--|-----| |0110_011_010_sss_sss [BNE.S <label>] 1894: //JBNZ.S <label> |A|012346|-|--*--|-----| |0110_011_010_sss_sss [BNE.S <label>] 1895: //JBNZE.S <label> |A|012346|-|--*--|-----| |0110_011_010_sss_sss [BNE.S <label>] 1896: case 0b0110_011_010: 1897: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1898: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1899: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1900: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1901: //BNE.S <label> |-|01----|-|--*--|-----| |0110_011_011_sss_sss 1902: //BNEQ.S <label> |A|01----|-|--*--|-----| |0110_011_011_sss_sss [BNE.S <label>] 1903: //BNZ.S <label> |A|01----|-|--*--|-----| |0110_011_011_sss_sss [BNE.S <label>] 1904: //BNZE.S <label> |A|01----|-|--*--|-----| |0110_011_011_sss_sss [BNE.S <label>] 1905: //JBNE.S <label> |A|01----|-|--*--|-----| |0110_011_011_sss_sss [BNE.S <label>] 1906: //JBNEQ.S <label> |A|01----|-|--*--|-----| |0110_011_011_sss_sss [BNE.S <label>] 1907: //JBNZ.S <label> |A|01----|-|--*--|-----| |0110_011_011_sss_sss [BNE.S <label>] 1908: //JBNZE.S <label> |A|01----|-|--*--|-----| |0110_011_011_sss_sss [BNE.S <label>] 1909: case 0b0110_011_011: 1910: irpBnes (); 1911: break irpSwitch; 1912: 1913: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1914: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1915: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1916: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1917: //BEQ.W <label> |-|012346|-|--*--|-----| |0110_011_100_000_000-{offset} 1918: //BNNE.W <label> |A|012346|-|--*--|-----| |0110_011_100_000_000-{offset} [BEQ.W <label>] 1919: //BNNZ.W <label> |A|012346|-|--*--|-----| |0110_011_100_000_000-{offset} [BEQ.W <label>] 1920: //BZE.W <label> |A|012346|-|--*--|-----| |0110_011_100_000_000-{offset} [BEQ.W <label>] 1921: //JBEQ.W <label> |A|012346|-|--*--|-----| |0110_011_100_000_000-{offset} [BEQ.W <label>] 1922: //JBNNE.W <label> |A|012346|-|--*--|-----| |0110_011_100_000_000-{offset} [BEQ.W <label>] 1923: //JBNNZ.W <label> |A|012346|-|--*--|-----| |0110_011_100_000_000-{offset} [BEQ.W <label>] 1924: //JBZE.W <label> |A|012346|-|--*--|-----| |0110_011_100_000_000-{offset} [BEQ.W <label>] 1925: //BEQ.S <label> |-|012346|-|--*--|-----| |0110_011_100_sss_sss (s is not equal to 0) 1926: //BNNE.S <label> |A|012346|-|--*--|-----| |0110_011_100_sss_sss (s is not equal to 0) [BEQ.S <label>] 1927: //BNNZ.S <label> |A|012346|-|--*--|-----| |0110_011_100_sss_sss (s is not equal to 0) [BEQ.S <label>] 1928: //BZE.S <label> |A|012346|-|--*--|-----| |0110_011_100_sss_sss (s is not equal to 0) [BEQ.S <label>] 1929: //JBEQ.S <label> |A|012346|-|--*--|-----| |0110_011_100_sss_sss (s is not equal to 0) [BEQ.S <label>] 1930: //JBNNE.S <label> |A|012346|-|--*--|-----| |0110_011_100_sss_sss (s is not equal to 0) [BEQ.S <label>] 1931: //JBNNZ.S <label> |A|012346|-|--*--|-----| |0110_011_100_sss_sss (s is not equal to 0) [BEQ.S <label>] 1932: //JBZE.S <label> |A|012346|-|--*--|-----| |0110_011_100_sss_sss (s is not equal to 0) [BEQ.S <label>] 1933: //JBNE.L <label> |A|012346|-|--*--|-----| |0110_011_100_000_110-0100111011111001-{address} [BEQ.S (*)+8;JMP <label>] 1934: case 0b0110_011_100: 1935: irpBeqsw (); 1936: break irpSwitch; 1937: 1938: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1939: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1940: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1941: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1942: //BEQ.S <label> |-|012346|-|--*--|-----| |0110_011_101_sss_sss 1943: //BNNE.S <label> |A|012346|-|--*--|-----| |0110_011_101_sss_sss [BEQ.S <label>] 1944: //BNNZ.S <label> |A|012346|-|--*--|-----| |0110_011_101_sss_sss [BEQ.S <label>] 1945: //BZE.S <label> |A|012346|-|--*--|-----| |0110_011_101_sss_sss [BEQ.S <label>] 1946: //JBEQ.S <label> |A|012346|-|--*--|-----| |0110_011_101_sss_sss [BEQ.S <label>] 1947: //JBNNE.S <label> |A|012346|-|--*--|-----| |0110_011_101_sss_sss [BEQ.S <label>] 1948: //JBNNZ.S <label> |A|012346|-|--*--|-----| |0110_011_101_sss_sss [BEQ.S <label>] 1949: //JBZE.S <label> |A|012346|-|--*--|-----| |0110_011_101_sss_sss [BEQ.S <label>] 1950: case 0b0110_011_101: 1951: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1952: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1953: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1954: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1955: //BEQ.S <label> |-|012346|-|--*--|-----| |0110_011_110_sss_sss 1956: //BNNE.S <label> |A|012346|-|--*--|-----| |0110_011_110_sss_sss [BEQ.S <label>] 1957: //BNNZ.S <label> |A|012346|-|--*--|-----| |0110_011_110_sss_sss [BEQ.S <label>] 1958: //BZE.S <label> |A|012346|-|--*--|-----| |0110_011_110_sss_sss [BEQ.S <label>] 1959: //JBEQ.S <label> |A|012346|-|--*--|-----| |0110_011_110_sss_sss [BEQ.S <label>] 1960: //JBNNE.S <label> |A|012346|-|--*--|-----| |0110_011_110_sss_sss [BEQ.S <label>] 1961: //JBNNZ.S <label> |A|012346|-|--*--|-----| |0110_011_110_sss_sss [BEQ.S <label>] 1962: //JBZE.S <label> |A|012346|-|--*--|-----| |0110_011_110_sss_sss [BEQ.S <label>] 1963: case 0b0110_011_110: 1964: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1965: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1966: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1967: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1968: //BEQ.S <label> |-|01----|-|--*--|-----| |0110_011_111_sss_sss 1969: //BNNE.S <label> |A|01----|-|--*--|-----| |0110_011_111_sss_sss [BEQ.S <label>] 1970: //BNNZ.S <label> |A|01----|-|--*--|-----| |0110_011_111_sss_sss [BEQ.S <label>] 1971: //BZE.S <label> |A|01----|-|--*--|-----| |0110_011_111_sss_sss [BEQ.S <label>] 1972: //JBEQ.S <label> |A|01----|-|--*--|-----| |0110_011_111_sss_sss [BEQ.S <label>] 1973: //JBNNE.S <label> |A|01----|-|--*--|-----| |0110_011_111_sss_sss [BEQ.S <label>] 1974: //JBNNZ.S <label> |A|01----|-|--*--|-----| |0110_011_111_sss_sss [BEQ.S <label>] 1975: //JBZE.S <label> |A|01----|-|--*--|-----| |0110_011_111_sss_sss [BEQ.S <label>] 1976: case 0b0110_011_111: 1977: irpBeqs (); 1978: break irpSwitch; 1979: 1980: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1981: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 1982: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 1983: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1984: //BVC.W <label> |-|012346|-|---*-|-----| |0110_100_000_000_000-{offset} 1985: //BNVS.W <label> |A|012346|-|---*-|-----| |0110_100_000_000_000-{offset} [BVC.W <label>] 1986: //JBNVS.W <label> |A|012346|-|---*-|-----| |0110_100_000_000_000-{offset} [BVC.W <label>] 1987: //JBVC.W <label> |A|012346|-|---*-|-----| |0110_100_000_000_000-{offset} [BVC.W <label>] 1988: //BVC.S <label> |-|012346|-|---*-|-----| |0110_100_000_sss_sss (s is not equal to 0) 1989: //BNVS.S <label> |A|012346|-|---*-|-----| |0110_100_000_sss_sss (s is not equal to 0) [BVC.S <label>] 1990: //JBNVS.S <label> |A|012346|-|---*-|-----| |0110_100_000_sss_sss (s is not equal to 0) [BVC.S <label>] 1991: //JBVC.S <label> |A|012346|-|---*-|-----| |0110_100_000_sss_sss (s is not equal to 0) [BVC.S <label>] 1992: //JBNVC.L <label> |A|012346|-|---*-|-----| |0110_100_000_000_110-0100111011111001-{address} [BVC.S (*)+8;JMP <label>] 1993: //JBVS.L <label> |A|012346|-|---*-|-----| |0110_100_000_000_110-0100111011111001-{address} [BVC.S (*)+8;JMP <label>] 1994: case 0b0110_100_000: 1995: irpBvcsw (); 1996: break irpSwitch; 1997: 1998: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 1999: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2000: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2001: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2002: //BVC.S <label> |-|012346|-|---*-|-----| |0110_100_001_sss_sss 2003: //BNVS.S <label> |A|012346|-|---*-|-----| |0110_100_001_sss_sss [BVC.S <label>] 2004: //JBNVS.S <label> |A|012346|-|---*-|-----| |0110_100_001_sss_sss [BVC.S <label>] 2005: //JBVC.S <label> |A|012346|-|---*-|-----| |0110_100_001_sss_sss [BVC.S <label>] 2006: case 0b0110_100_001: 2007: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2008: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2009: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2010: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2011: //BVC.S <label> |-|012346|-|---*-|-----| |0110_100_010_sss_sss 2012: //BNVS.S <label> |A|012346|-|---*-|-----| |0110_100_010_sss_sss [BVC.S <label>] 2013: //JBNVS.S <label> |A|012346|-|---*-|-----| |0110_100_010_sss_sss [BVC.S <label>] 2014: //JBVC.S <label> |A|012346|-|---*-|-----| |0110_100_010_sss_sss [BVC.S <label>] 2015: case 0b0110_100_010: 2016: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2017: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2018: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2019: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2020: //BVC.S <label> |-|01----|-|---*-|-----| |0110_100_011_sss_sss 2021: //BNVS.S <label> |A|01----|-|---*-|-----| |0110_100_011_sss_sss [BVC.S <label>] 2022: //JBNVS.S <label> |A|01----|-|---*-|-----| |0110_100_011_sss_sss [BVC.S <label>] 2023: //JBVC.S <label> |A|01----|-|---*-|-----| |0110_100_011_sss_sss [BVC.S <label>] 2024: case 0b0110_100_011: 2025: irpBvcs (); 2026: break irpSwitch; 2027: 2028: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2029: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2030: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2031: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2032: //BVS.W <label> |-|012346|-|---*-|-----| |0110_100_100_000_000-{offset} 2033: //BNVC.W <label> |A|012346|-|---*-|-----| |0110_100_100_000_000-{offset} [BVS.W <label>] 2034: //JBNVC.W <label> |A|012346|-|---*-|-----| |0110_100_100_000_000-{offset} [BVS.W <label>] 2035: //JBVS.W <label> |A|012346|-|---*-|-----| |0110_100_100_000_000-{offset} [BVS.W <label>] 2036: //BVS.S <label> |-|012346|-|---*-|-----| |0110_100_100_sss_sss (s is not equal to 0) 2037: //BNVC.S <label> |A|012346|-|---*-|-----| |0110_100_100_sss_sss (s is not equal to 0) [BVS.S <label>] 2038: //JBNVC.S <label> |A|012346|-|---*-|-----| |0110_100_100_sss_sss (s is not equal to 0) [BVS.S <label>] 2039: //JBVS.S <label> |A|012346|-|---*-|-----| |0110_100_100_sss_sss (s is not equal to 0) [BVS.S <label>] 2040: //JBNVS.L <label> |A|012346|-|---*-|-----| |0110_100_100_000_110-0100111011111001-{address} [BVS.S (*)+8;JMP <label>] 2041: //JBVC.L <label> |A|012346|-|---*-|-----| |0110_100_100_000_110-0100111011111001-{address} [BVS.S (*)+8;JMP <label>] 2042: case 0b0110_100_100: 2043: irpBvssw (); 2044: break irpSwitch; 2045: 2046: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2047: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2048: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2049: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2050: //BVS.S <label> |-|012346|-|---*-|-----| |0110_100_101_sss_sss 2051: //BNVC.S <label> |A|012346|-|---*-|-----| |0110_100_101_sss_sss [BVS.S <label>] 2052: //JBNVC.S <label> |A|012346|-|---*-|-----| |0110_100_101_sss_sss [BVS.S <label>] 2053: //JBVS.S <label> |A|012346|-|---*-|-----| |0110_100_101_sss_sss [BVS.S <label>] 2054: case 0b0110_100_101: 2055: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2056: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2057: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2058: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2059: //BVS.S <label> |-|012346|-|---*-|-----| |0110_100_110_sss_sss 2060: //BNVC.S <label> |A|012346|-|---*-|-----| |0110_100_110_sss_sss [BVS.S <label>] 2061: //JBNVC.S <label> |A|012346|-|---*-|-----| |0110_100_110_sss_sss [BVS.S <label>] 2062: //JBVS.S <label> |A|012346|-|---*-|-----| |0110_100_110_sss_sss [BVS.S <label>] 2063: case 0b0110_100_110: 2064: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2065: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2066: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2067: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2068: //BVS.S <label> |-|01----|-|---*-|-----| |0110_100_111_sss_sss 2069: //BNVC.S <label> |A|01----|-|---*-|-----| |0110_100_111_sss_sss [BVS.S <label>] 2070: //JBNVC.S <label> |A|01----|-|---*-|-----| |0110_100_111_sss_sss [BVS.S <label>] 2071: //JBVS.S <label> |A|01----|-|---*-|-----| |0110_100_111_sss_sss [BVS.S <label>] 2072: case 0b0110_100_111: 2073: irpBvss (); 2074: break irpSwitch; 2075: 2076: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2077: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2078: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2079: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2080: //BPL.W <label> |-|012346|-|-*---|-----| |0110_101_000_000_000-{offset} 2081: //BNMI.W <label> |A|012346|-|-*---|-----| |0110_101_000_000_000-{offset} [BPL.W <label>] 2082: //JBNMI.W <label> |A|012346|-|-*---|-----| |0110_101_000_000_000-{offset} [BPL.W <label>] 2083: //JBPL.W <label> |A|012346|-|-*---|-----| |0110_101_000_000_000-{offset} [BPL.W <label>] 2084: //BPL.S <label> |-|012346|-|-*---|-----| |0110_101_000_sss_sss (s is not equal to 0) 2085: //BNMI.S <label> |A|012346|-|-*---|-----| |0110_101_000_sss_sss (s is not equal to 0) [BPL.S <label>] 2086: //JBNMI.S <label> |A|012346|-|-*---|-----| |0110_101_000_sss_sss (s is not equal to 0) [BPL.S <label>] 2087: //JBPL.S <label> |A|012346|-|-*---|-----| |0110_101_000_sss_sss (s is not equal to 0) [BPL.S <label>] 2088: //JBMI.L <label> |A|012346|-|-*---|-----| |0110_101_000_000_110-0100111011111001-{address} [BPL.S (*)+8;JMP <label>] 2089: //JBNPL.L <label> |A|012346|-|-*---|-----| |0110_101_000_000_110-0100111011111001-{address} [BPL.S (*)+8;JMP <label>] 2090: case 0b0110_101_000: 2091: irpBplsw (); 2092: break irpSwitch; 2093: 2094: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2095: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2096: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2097: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2098: //BPL.S <label> |-|012346|-|-*---|-----| |0110_101_001_sss_sss 2099: //BNMI.S <label> |A|012346|-|-*---|-----| |0110_101_001_sss_sss [BPL.S <label>] 2100: //JBNMI.S <label> |A|012346|-|-*---|-----| |0110_101_001_sss_sss [BPL.S <label>] 2101: //JBPL.S <label> |A|012346|-|-*---|-----| |0110_101_001_sss_sss [BPL.S <label>] 2102: case 0b0110_101_001: 2103: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2104: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2105: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2106: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2107: //BPL.S <label> |-|012346|-|-*---|-----| |0110_101_010_sss_sss 2108: //BNMI.S <label> |A|012346|-|-*---|-----| |0110_101_010_sss_sss [BPL.S <label>] 2109: //JBNMI.S <label> |A|012346|-|-*---|-----| |0110_101_010_sss_sss [BPL.S <label>] 2110: //JBPL.S <label> |A|012346|-|-*---|-----| |0110_101_010_sss_sss [BPL.S <label>] 2111: case 0b0110_101_010: 2112: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2113: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2114: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2115: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2116: //BPL.S <label> |-|01----|-|-*---|-----| |0110_101_011_sss_sss 2117: //BNMI.S <label> |A|01----|-|-*---|-----| |0110_101_011_sss_sss [BPL.S <label>] 2118: //JBNMI.S <label> |A|01----|-|-*---|-----| |0110_101_011_sss_sss [BPL.S <label>] 2119: //JBPL.S <label> |A|01----|-|-*---|-----| |0110_101_011_sss_sss [BPL.S <label>] 2120: case 0b0110_101_011: 2121: irpBpls (); 2122: break irpSwitch; 2123: 2124: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2125: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2126: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2127: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2128: //BMI.W <label> |-|012346|-|-*---|-----| |0110_101_100_000_000-{offset} 2129: //BNPL.W <label> |A|012346|-|-*---|-----| |0110_101_100_000_000-{offset} [BMI.W <label>] 2130: //JBMI.W <label> |A|012346|-|-*---|-----| |0110_101_100_000_000-{offset} [BMI.W <label>] 2131: //JBNPL.W <label> |A|012346|-|-*---|-----| |0110_101_100_000_000-{offset} [BMI.W <label>] 2132: //BMI.S <label> |-|012346|-|-*---|-----| |0110_101_100_sss_sss (s is not equal to 0) 2133: //BNPL.S <label> |A|012346|-|-*---|-----| |0110_101_100_sss_sss (s is not equal to 0) [BMI.S <label>] 2134: //JBMI.S <label> |A|012346|-|-*---|-----| |0110_101_100_sss_sss (s is not equal to 0) [BMI.S <label>] 2135: //JBNPL.S <label> |A|012346|-|-*---|-----| |0110_101_100_sss_sss (s is not equal to 0) [BMI.S <label>] 2136: //JBNMI.L <label> |A|012346|-|-*---|-----| |0110_101_100_000_110-0100111011111001-{address} [BMI.S (*)+8;JMP <label>] 2137: //JBPL.L <label> |A|012346|-|-*---|-----| |0110_101_100_000_110-0100111011111001-{address} [BMI.S (*)+8;JMP <label>] 2138: case 0b0110_101_100: 2139: irpBmisw (); 2140: break irpSwitch; 2141: 2142: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2143: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2144: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2145: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2146: //BMI.S <label> |-|012346|-|-*---|-----| |0110_101_101_sss_sss 2147: //BNPL.S <label> |A|012346|-|-*---|-----| |0110_101_101_sss_sss [BMI.S <label>] 2148: //JBMI.S <label> |A|012346|-|-*---|-----| |0110_101_101_sss_sss [BMI.S <label>] 2149: //JBNPL.S <label> |A|012346|-|-*---|-----| |0110_101_101_sss_sss [BMI.S <label>] 2150: case 0b0110_101_101: 2151: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2152: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2153: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2154: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2155: //BMI.S <label> |-|012346|-|-*---|-----| |0110_101_110_sss_sss 2156: //BNPL.S <label> |A|012346|-|-*---|-----| |0110_101_110_sss_sss [BMI.S <label>] 2157: //JBMI.S <label> |A|012346|-|-*---|-----| |0110_101_110_sss_sss [BMI.S <label>] 2158: //JBNPL.S <label> |A|012346|-|-*---|-----| |0110_101_110_sss_sss [BMI.S <label>] 2159: case 0b0110_101_110: 2160: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2161: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2162: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2163: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2164: //BMI.S <label> |-|01----|-|-*---|-----| |0110_101_111_sss_sss 2165: //BNPL.S <label> |A|01----|-|-*---|-----| |0110_101_111_sss_sss [BMI.S <label>] 2166: //JBMI.S <label> |A|01----|-|-*---|-----| |0110_101_111_sss_sss [BMI.S <label>] 2167: //JBNPL.S <label> |A|01----|-|-*---|-----| |0110_101_111_sss_sss [BMI.S <label>] 2168: case 0b0110_101_111: 2169: irpBmis (); 2170: break irpSwitch; 2171: 2172: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2173: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2174: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2175: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2176: //BGE.W <label> |-|012346|-|-*-*-|-----| |0110_110_000_000_000-{offset} 2177: //BNLT.W <label> |A|012346|-|-*-*-|-----| |0110_110_000_000_000-{offset} [BGE.W <label>] 2178: //JBGE.W <label> |A|012346|-|-*-*-|-----| |0110_110_000_000_000-{offset} [BGE.W <label>] 2179: //JBNLT.W <label> |A|012346|-|-*-*-|-----| |0110_110_000_000_000-{offset} [BGE.W <label>] 2180: //BGE.S <label> |-|012346|-|-*-*-|-----| |0110_110_000_sss_sss (s is not equal to 0) 2181: //BNLT.S <label> |A|012346|-|-*-*-|-----| |0110_110_000_sss_sss (s is not equal to 0) [BGE.S <label>] 2182: //JBGE.S <label> |A|012346|-|-*-*-|-----| |0110_110_000_sss_sss (s is not equal to 0) [BGE.S <label>] 2183: //JBNLT.S <label> |A|012346|-|-*-*-|-----| |0110_110_000_sss_sss (s is not equal to 0) [BGE.S <label>] 2184: //JBLT.L <label> |A|012346|-|-*-*-|-----| |0110_110_000_000_110-0100111011111001-{address} [BGE.S (*)+8;JMP <label>] 2185: //JBNGE.L <label> |A|012346|-|-*-*-|-----| |0110_110_000_000_110-0100111011111001-{address} [BGE.S (*)+8;JMP <label>] 2186: case 0b0110_110_000: 2187: irpBgesw (); 2188: break irpSwitch; 2189: 2190: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2191: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2192: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2193: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2194: //BGE.S <label> |-|012346|-|-*-*-|-----| |0110_110_001_sss_sss 2195: //BNLT.S <label> |A|012346|-|-*-*-|-----| |0110_110_001_sss_sss [BGE.S <label>] 2196: //JBGE.S <label> |A|012346|-|-*-*-|-----| |0110_110_001_sss_sss [BGE.S <label>] 2197: //JBNLT.S <label> |A|012346|-|-*-*-|-----| |0110_110_001_sss_sss [BGE.S <label>] 2198: case 0b0110_110_001: 2199: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2200: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2201: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2202: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2203: //BGE.S <label> |-|012346|-|-*-*-|-----| |0110_110_010_sss_sss 2204: //BNLT.S <label> |A|012346|-|-*-*-|-----| |0110_110_010_sss_sss [BGE.S <label>] 2205: //JBGE.S <label> |A|012346|-|-*-*-|-----| |0110_110_010_sss_sss [BGE.S <label>] 2206: //JBNLT.S <label> |A|012346|-|-*-*-|-----| |0110_110_010_sss_sss [BGE.S <label>] 2207: case 0b0110_110_010: 2208: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2209: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2210: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2211: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2212: //BGE.S <label> |-|01----|-|-*-*-|-----| |0110_110_011_sss_sss 2213: //BNLT.S <label> |A|01----|-|-*-*-|-----| |0110_110_011_sss_sss [BGE.S <label>] 2214: //JBGE.S <label> |A|01----|-|-*-*-|-----| |0110_110_011_sss_sss [BGE.S <label>] 2215: //JBNLT.S <label> |A|01----|-|-*-*-|-----| |0110_110_011_sss_sss [BGE.S <label>] 2216: case 0b0110_110_011: 2217: irpBges (); 2218: break irpSwitch; 2219: 2220: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2221: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2222: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2223: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2224: //BLT.W <label> |-|012346|-|-*-*-|-----| |0110_110_100_000_000-{offset} 2225: //BNGE.W <label> |A|012346|-|-*-*-|-----| |0110_110_100_000_000-{offset} [BLT.W <label>] 2226: //JBLT.W <label> |A|012346|-|-*-*-|-----| |0110_110_100_000_000-{offset} [BLT.W <label>] 2227: //JBNGE.W <label> |A|012346|-|-*-*-|-----| |0110_110_100_000_000-{offset} [BLT.W <label>] 2228: //BLT.S <label> |-|012346|-|-*-*-|-----| |0110_110_100_sss_sss (s is not equal to 0) 2229: //BNGE.S <label> |A|012346|-|-*-*-|-----| |0110_110_100_sss_sss (s is not equal to 0) [BLT.S <label>] 2230: //JBLT.S <label> |A|012346|-|-*-*-|-----| |0110_110_100_sss_sss (s is not equal to 0) [BLT.S <label>] 2231: //JBNGE.S <label> |A|012346|-|-*-*-|-----| |0110_110_100_sss_sss (s is not equal to 0) [BLT.S <label>] 2232: //JBGE.L <label> |A|012346|-|-*-*-|-----| |0110_110_100_000_110-0100111011111001-{address} [BLT.S (*)+8;JMP <label>] 2233: //JBNLT.L <label> |A|012346|-|-*-*-|-----| |0110_110_100_000_110-0100111011111001-{address} [BLT.S (*)+8;JMP <label>] 2234: case 0b0110_110_100: 2235: irpBltsw (); 2236: break irpSwitch; 2237: 2238: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2239: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2240: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2241: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2242: //BLT.S <label> |-|012346|-|-*-*-|-----| |0110_110_101_sss_sss 2243: //BNGE.S <label> |A|012346|-|-*-*-|-----| |0110_110_101_sss_sss [BLT.S <label>] 2244: //JBLT.S <label> |A|012346|-|-*-*-|-----| |0110_110_101_sss_sss [BLT.S <label>] 2245: //JBNGE.S <label> |A|012346|-|-*-*-|-----| |0110_110_101_sss_sss [BLT.S <label>] 2246: case 0b0110_110_101: 2247: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2248: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2249: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2250: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2251: //BLT.S <label> |-|012346|-|-*-*-|-----| |0110_110_110_sss_sss 2252: //BNGE.S <label> |A|012346|-|-*-*-|-----| |0110_110_110_sss_sss [BLT.S <label>] 2253: //JBLT.S <label> |A|012346|-|-*-*-|-----| |0110_110_110_sss_sss [BLT.S <label>] 2254: //JBNGE.S <label> |A|012346|-|-*-*-|-----| |0110_110_110_sss_sss [BLT.S <label>] 2255: case 0b0110_110_110: 2256: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2257: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2258: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2259: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2260: //BLT.S <label> |-|01----|-|-*-*-|-----| |0110_110_111_sss_sss 2261: //BNGE.S <label> |A|01----|-|-*-*-|-----| |0110_110_111_sss_sss [BLT.S <label>] 2262: //JBLT.S <label> |A|01----|-|-*-*-|-----| |0110_110_111_sss_sss [BLT.S <label>] 2263: //JBNGE.S <label> |A|01----|-|-*-*-|-----| |0110_110_111_sss_sss [BLT.S <label>] 2264: case 0b0110_110_111: 2265: irpBlts (); 2266: break irpSwitch; 2267: 2268: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2269: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2270: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2271: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2272: //BGT.W <label> |-|012346|-|-***-|-----| |0110_111_000_000_000-{offset} 2273: //BNLE.W <label> |A|012346|-|-***-|-----| |0110_111_000_000_000-{offset} [BGT.W <label>] 2274: //JBGT.W <label> |A|012346|-|-***-|-----| |0110_111_000_000_000-{offset} [BGT.W <label>] 2275: //JBNLE.W <label> |A|012346|-|-***-|-----| |0110_111_000_000_000-{offset} [BGT.W <label>] 2276: //BGT.S <label> |-|012346|-|-***-|-----| |0110_111_000_sss_sss (s is not equal to 0) 2277: //BNLE.S <label> |A|012346|-|-***-|-----| |0110_111_000_sss_sss (s is not equal to 0) [BGT.S <label>] 2278: //JBGT.S <label> |A|012346|-|-***-|-----| |0110_111_000_sss_sss (s is not equal to 0) [BGT.S <label>] 2279: //JBNLE.S <label> |A|012346|-|-***-|-----| |0110_111_000_sss_sss (s is not equal to 0) [BGT.S <label>] 2280: //JBLE.L <label> |A|012346|-|-***-|-----| |0110_111_000_000_110-0100111011111001-{address} [BGT.S (*)+8;JMP <label>] 2281: //JBNGT.L <label> |A|012346|-|-***-|-----| |0110_111_000_000_110-0100111011111001-{address} [BGT.S (*)+8;JMP <label>] 2282: case 0b0110_111_000: 2283: irpBgtsw (); 2284: break irpSwitch; 2285: 2286: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2287: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2288: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2289: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2290: //BGT.S <label> |-|012346|-|-***-|-----| |0110_111_001_sss_sss 2291: //BNLE.S <label> |A|012346|-|-***-|-----| |0110_111_001_sss_sss [BGT.S <label>] 2292: //JBGT.S <label> |A|012346|-|-***-|-----| |0110_111_001_sss_sss [BGT.S <label>] 2293: //JBNLE.S <label> |A|012346|-|-***-|-----| |0110_111_001_sss_sss [BGT.S <label>] 2294: case 0b0110_111_001: 2295: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2296: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2297: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2298: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2299: //BGT.S <label> |-|012346|-|-***-|-----| |0110_111_010_sss_sss 2300: //BNLE.S <label> |A|012346|-|-***-|-----| |0110_111_010_sss_sss [BGT.S <label>] 2301: //JBGT.S <label> |A|012346|-|-***-|-----| |0110_111_010_sss_sss [BGT.S <label>] 2302: //JBNLE.S <label> |A|012346|-|-***-|-----| |0110_111_010_sss_sss [BGT.S <label>] 2303: case 0b0110_111_010: 2304: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2305: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2306: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2307: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2308: //BGT.S <label> |-|01----|-|-***-|-----| |0110_111_011_sss_sss 2309: //BNLE.S <label> |A|01----|-|-***-|-----| |0110_111_011_sss_sss [BGT.S <label>] 2310: //JBGT.S <label> |A|01----|-|-***-|-----| |0110_111_011_sss_sss [BGT.S <label>] 2311: //JBNLE.S <label> |A|01----|-|-***-|-----| |0110_111_011_sss_sss [BGT.S <label>] 2312: case 0b0110_111_011: 2313: irpBgts (); 2314: break irpSwitch; 2315: 2316: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2317: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2318: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2319: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2320: //BLE.W <label> |-|012346|-|-***-|-----| |0110_111_100_000_000-{offset} 2321: //BNGT.W <label> |A|012346|-|-***-|-----| |0110_111_100_000_000-{offset} [BLE.W <label>] 2322: //JBLE.W <label> |A|012346|-|-***-|-----| |0110_111_100_000_000-{offset} [BLE.W <label>] 2323: //JBNGT.W <label> |A|012346|-|-***-|-----| |0110_111_100_000_000-{offset} [BLE.W <label>] 2324: //BLE.S <label> |-|012346|-|-***-|-----| |0110_111_100_sss_sss (s is not equal to 0) 2325: //BNGT.S <label> |A|012346|-|-***-|-----| |0110_111_100_sss_sss (s is not equal to 0) [BLE.S <label>] 2326: //JBLE.S <label> |A|012346|-|-***-|-----| |0110_111_100_sss_sss (s is not equal to 0) [BLE.S <label>] 2327: //JBNGT.S <label> |A|012346|-|-***-|-----| |0110_111_100_sss_sss (s is not equal to 0) [BLE.S <label>] 2328: //JBGT.L <label> |A|012346|-|-***-|-----| |0110_111_100_000_110-0100111011111001-{address} [BLE.S (*)+8;JMP <label>] 2329: //JBNLE.L <label> |A|012346|-|-***-|-----| |0110_111_100_000_110-0100111011111001-{address} [BLE.S (*)+8;JMP <label>] 2330: case 0b0110_111_100: 2331: irpBlesw (); 2332: break irpSwitch; 2333: 2334: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2335: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2336: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2337: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2338: //BLE.S <label> |-|012346|-|-***-|-----| |0110_111_101_sss_sss 2339: //BNGT.S <label> |A|012346|-|-***-|-----| |0110_111_101_sss_sss [BLE.S <label>] 2340: //JBLE.S <label> |A|012346|-|-***-|-----| |0110_111_101_sss_sss [BLE.S <label>] 2341: //JBNGT.S <label> |A|012346|-|-***-|-----| |0110_111_101_sss_sss [BLE.S <label>] 2342: case 0b0110_111_101: 2343: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2344: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2345: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2346: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2347: //BLE.S <label> |-|012346|-|-***-|-----| |0110_111_110_sss_sss 2348: //BNGT.S <label> |A|012346|-|-***-|-----| |0110_111_110_sss_sss [BLE.S <label>] 2349: //JBLE.S <label> |A|012346|-|-***-|-----| |0110_111_110_sss_sss [BLE.S <label>] 2350: //JBNGT.S <label> |A|012346|-|-***-|-----| |0110_111_110_sss_sss [BLE.S <label>] 2351: case 0b0110_111_110: 2352: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2353: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2354: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2355: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2356: //BLE.S <label> |-|01----|-|-***-|-----| |0110_111_111_sss_sss 2357: //BNGT.S <label> |A|01----|-|-***-|-----| |0110_111_111_sss_sss [BLE.S <label>] 2358: //JBLE.S <label> |A|01----|-|-***-|-----| |0110_111_111_sss_sss [BLE.S <label>] 2359: //JBNGT.S <label> |A|01----|-|-***-|-----| |0110_111_111_sss_sss [BLE.S <label>] 2360: case 0b0110_111_111: 2361: irpBles (); 2362: break irpSwitch; 2363: 2364: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2365: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2366: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2367: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2368: //IOCS <name> |A|012346|-|UUUUU|UUUUU| |0111_000_0dd_ddd_ddd-0100111001001111 [MOVEQ.L #<data>,D0;TRAP #15] 2369: //MOVEQ.L #<data>,Dq |-|012346|-|-UUUU|-**00| |0111_qqq_0dd_ddd_ddd 2370: case 0b0111_000_000: 2371: case 0b0111_000_001: 2372: case 0b0111_000_010: 2373: case 0b0111_000_011: 2374: case 0b0111_001_000: 2375: case 0b0111_001_001: 2376: case 0b0111_001_010: 2377: case 0b0111_001_011: 2378: case 0b0111_010_000: 2379: case 0b0111_010_001: 2380: case 0b0111_010_010: 2381: case 0b0111_010_011: 2382: case 0b0111_011_000: 2383: case 0b0111_011_001: 2384: case 0b0111_011_010: 2385: case 0b0111_011_011: 2386: case 0b0111_100_000: 2387: case 0b0111_100_001: 2388: case 0b0111_100_010: 2389: case 0b0111_100_011: 2390: case 0b0111_101_000: 2391: case 0b0111_101_001: 2392: case 0b0111_101_010: 2393: case 0b0111_101_011: 2394: case 0b0111_110_000: 2395: case 0b0111_110_001: 2396: case 0b0111_110_010: 2397: case 0b0111_110_011: 2398: case 0b0111_111_000: 2399: case 0b0111_111_001: 2400: case 0b0111_111_010: 2401: case 0b0111_111_011: 2402: irpMoveq (); 2403: break irpSwitch; 2404: 2405: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2406: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2407: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2408: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2409: //MVS.B <ea>,Dq |-|------|-|-UUUU|-**00|D M+-WXZPI|0111_qqq_100_mmm_rrr (ISA_B) 2410: case 0b0111_000_100: 2411: case 0b0111_001_100: 2412: case 0b0111_010_100: 2413: case 0b0111_011_100: 2414: case 0b0111_100_100: 2415: case 0b0111_101_100: 2416: case 0b0111_110_100: 2417: case 0b0111_111_100: 2418: irpMvsByte (); 2419: break irpSwitch; 2420: 2421: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2422: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2423: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2424: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2425: //MVS.W <ea>,Dq |-|------|-|-UUUU|-**00|D M+-WXZPI|0111_qqq_101_mmm_rrr (ISA_B) 2426: case 0b0111_000_101: 2427: case 0b0111_001_101: 2428: case 0b0111_010_101: 2429: case 0b0111_011_101: 2430: case 0b0111_100_101: 2431: case 0b0111_101_101: 2432: case 0b0111_110_101: 2433: case 0b0111_111_101: 2434: irpMvsWord (); 2435: break irpSwitch; 2436: 2437: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2438: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2439: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2440: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2441: //MVZ.B <ea>,Dq |-|------|-|-UUUU|-0*00|D M+-WXZPI|0111_qqq_110_mmm_rrr (ISA_B) 2442: case 0b0111_000_110: 2443: case 0b0111_001_110: 2444: case 0b0111_010_110: 2445: case 0b0111_011_110: 2446: case 0b0111_100_110: 2447: case 0b0111_101_110: 2448: case 0b0111_110_110: 2449: case 0b0111_111_110: 2450: irpMvzByte (); 2451: break irpSwitch; 2452: 2453: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2454: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2455: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2456: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2457: //MVZ.W <ea>,Dq |-|------|-|-UUUU|-0*00|D M+-WXZPI|0111_qqq_111_mmm_rrr (ISA_B) 2458: case 0b0111_000_111: 2459: case 0b0111_001_111: 2460: case 0b0111_010_111: 2461: case 0b0111_011_111: 2462: case 0b0111_100_111: 2463: case 0b0111_101_111: 2464: case 0b0111_110_111: 2465: case 0b0111_111_111: 2466: irpMvzWord (); 2467: break irpSwitch; 2468: 2469: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2470: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2471: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2472: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2473: //OR.B <ea>,Dq |-|012346|-|-UUUU|-**00|D M+-WXZPI|1000_qqq_000_mmm_rrr 2474: case 0b1000_000_000: 2475: case 0b1000_001_000: 2476: case 0b1000_010_000: 2477: case 0b1000_011_000: 2478: case 0b1000_100_000: 2479: case 0b1000_101_000: 2480: case 0b1000_110_000: 2481: case 0b1000_111_000: 2482: irpOrToRegByte (); 2483: break irpSwitch; 2484: 2485: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2486: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2487: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2488: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2489: //OR.W <ea>,Dq |-|012346|-|-UUUU|-**00|D M+-WXZPI|1000_qqq_001_mmm_rrr 2490: case 0b1000_000_001: 2491: case 0b1000_001_001: 2492: case 0b1000_010_001: 2493: case 0b1000_011_001: 2494: case 0b1000_100_001: 2495: case 0b1000_101_001: 2496: case 0b1000_110_001: 2497: case 0b1000_111_001: 2498: irpOrToRegWord (); 2499: break irpSwitch; 2500: 2501: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2502: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2503: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2504: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2505: //OR.L <ea>,Dq |-|012346|-|-UUUU|-**00|D M+-WXZPI|1000_qqq_010_mmm_rrr 2506: case 0b1000_000_010: 2507: case 0b1000_001_010: 2508: case 0b1000_010_010: 2509: case 0b1000_011_010: 2510: case 0b1000_100_010: 2511: case 0b1000_101_010: 2512: case 0b1000_110_010: 2513: case 0b1000_111_010: 2514: irpOrToRegLong (); 2515: break irpSwitch; 2516: 2517: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2518: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2519: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2520: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2521: //DIVU.W <ea>,Dq |-|012346|-|-UUUU|-***0|D M+-WXZPI|1000_qqq_011_mmm_rrr 2522: case 0b1000_000_011: 2523: case 0b1000_001_011: 2524: case 0b1000_010_011: 2525: case 0b1000_011_011: 2526: case 0b1000_100_011: 2527: case 0b1000_101_011: 2528: case 0b1000_110_011: 2529: case 0b1000_111_011: 2530: irpDivuWord (); 2531: break irpSwitch; 2532: 2533: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2534: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2535: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2536: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2537: //SBCD.B Dr,Dq |-|012346|-|UUUUU|*U*U*| |1000_qqq_100_000_rrr 2538: //SBCD.B -(Ar),-(Aq) |-|012346|-|UUUUU|*U*U*| |1000_qqq_100_001_rrr 2539: //OR.B Dq,<ea> |-|012346|-|-UUUU|-**00| M+-WXZ |1000_qqq_100_mmm_rrr 2540: case 0b1000_000_100: 2541: case 0b1000_001_100: 2542: case 0b1000_010_100: 2543: case 0b1000_011_100: 2544: case 0b1000_100_100: 2545: case 0b1000_101_100: 2546: case 0b1000_110_100: 2547: case 0b1000_111_100: 2548: irpOrToMemByte (); 2549: break irpSwitch; 2550: 2551: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2552: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2553: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2554: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2555: //OR.W Dq,<ea> |-|012346|-|-UUUU|-**00| M+-WXZ |1000_qqq_101_mmm_rrr 2556: case 0b1000_000_101: 2557: case 0b1000_001_101: 2558: case 0b1000_010_101: 2559: case 0b1000_011_101: 2560: case 0b1000_100_101: 2561: case 0b1000_101_101: 2562: case 0b1000_110_101: 2563: case 0b1000_111_101: 2564: irpOrToMemWord (); 2565: break irpSwitch; 2566: 2567: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2568: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2569: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2570: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2571: //OR.L Dq,<ea> |-|012346|-|-UUUU|-**00| M+-WXZ |1000_qqq_110_mmm_rrr 2572: case 0b1000_000_110: 2573: case 0b1000_001_110: 2574: case 0b1000_010_110: 2575: case 0b1000_011_110: 2576: case 0b1000_100_110: 2577: case 0b1000_101_110: 2578: case 0b1000_110_110: 2579: case 0b1000_111_110: 2580: irpOrToMemLong (); 2581: break irpSwitch; 2582: 2583: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2584: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2585: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2586: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2587: //DIVS.W <ea>,Dq |-|012346|-|-UUUU|-***0|D M+-WXZPI|1000_qqq_111_mmm_rrr 2588: case 0b1000_000_111: 2589: case 0b1000_001_111: 2590: case 0b1000_010_111: 2591: case 0b1000_011_111: 2592: case 0b1000_100_111: 2593: case 0b1000_101_111: 2594: case 0b1000_110_111: 2595: case 0b1000_111_111: 2596: irpDivsWord (); 2597: break irpSwitch; 2598: 2599: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2600: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2601: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2602: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2603: //SUB.B <ea>,Dq |-|012346|-|UUUUU|*****|D M+-WXZPI|1001_qqq_000_mmm_rrr 2604: case 0b1001_000_000: 2605: case 0b1001_001_000: 2606: case 0b1001_010_000: 2607: case 0b1001_011_000: 2608: case 0b1001_100_000: 2609: case 0b1001_101_000: 2610: case 0b1001_110_000: 2611: case 0b1001_111_000: 2612: irpSubToRegByte (); 2613: break irpSwitch; 2614: 2615: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2616: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2617: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2618: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2619: //SUB.W <ea>,Dq |-|012346|-|UUUUU|*****|DAM+-WXZPI|1001_qqq_001_mmm_rrr 2620: case 0b1001_000_001: 2621: case 0b1001_001_001: 2622: case 0b1001_010_001: 2623: case 0b1001_011_001: 2624: case 0b1001_100_001: 2625: case 0b1001_101_001: 2626: case 0b1001_110_001: 2627: case 0b1001_111_001: 2628: irpSubToRegWord (); 2629: break irpSwitch; 2630: 2631: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2632: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2633: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2634: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2635: //SUB.L <ea>,Dq |-|012346|-|UUUUU|*****|DAM+-WXZPI|1001_qqq_010_mmm_rrr 2636: case 0b1001_000_010: 2637: case 0b1001_001_010: 2638: case 0b1001_010_010: 2639: case 0b1001_011_010: 2640: case 0b1001_100_010: 2641: case 0b1001_101_010: 2642: case 0b1001_110_010: 2643: case 0b1001_111_010: 2644: irpSubToRegLong (); 2645: break irpSwitch; 2646: 2647: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2648: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2649: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2650: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2651: //SUBA.W <ea>,Aq |-|012346|-|-----|-----|DAM+-WXZPI|1001_qqq_011_mmm_rrr 2652: //SUB.W <ea>,Aq |A|012346|-|-----|-----|DAM+-WXZPI|1001_qqq_011_mmm_rrr [SUBA.W <ea>,Aq] 2653: //CLR.W Ar |A|012346|-|-----|-----| A |1001_rrr_011_001_rrr [SUBA.W Ar,Ar] 2654: case 0b1001_000_011: 2655: case 0b1001_001_011: 2656: case 0b1001_010_011: 2657: case 0b1001_011_011: 2658: case 0b1001_100_011: 2659: case 0b1001_101_011: 2660: case 0b1001_110_011: 2661: case 0b1001_111_011: 2662: irpSubaWord (); 2663: break irpSwitch; 2664: 2665: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2666: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2667: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2668: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2669: //SUBX.B Dr,Dq |-|012346|-|*UUUU|*****| |1001_qqq_100_000_rrr 2670: //SUBX.B -(Ar),-(Aq) |-|012346|-|*UUUU|*****| |1001_qqq_100_001_rrr 2671: //SUB.B Dq,<ea> |-|012346|-|UUUUU|*****| M+-WXZ |1001_qqq_100_mmm_rrr 2672: case 0b1001_000_100: 2673: case 0b1001_001_100: 2674: case 0b1001_010_100: 2675: case 0b1001_011_100: 2676: case 0b1001_100_100: 2677: case 0b1001_101_100: 2678: case 0b1001_110_100: 2679: case 0b1001_111_100: 2680: irpSubToMemByte (); 2681: break irpSwitch; 2682: 2683: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2684: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2685: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2686: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2687: //SUBX.W Dr,Dq |-|012346|-|*UUUU|*****| |1001_qqq_101_000_rrr 2688: //SUBX.W -(Ar),-(Aq) |-|012346|-|*UUUU|*****| |1001_qqq_101_001_rrr 2689: //SUB.W Dq,<ea> |-|012346|-|UUUUU|*****| M+-WXZ |1001_qqq_101_mmm_rrr 2690: case 0b1001_000_101: 2691: case 0b1001_001_101: 2692: case 0b1001_010_101: 2693: case 0b1001_011_101: 2694: case 0b1001_100_101: 2695: case 0b1001_101_101: 2696: case 0b1001_110_101: 2697: case 0b1001_111_101: 2698: irpSubToMemWord (); 2699: break irpSwitch; 2700: 2701: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2702: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2703: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2704: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2705: //SUBX.L Dr,Dq |-|012346|-|*UUUU|*****| |1001_qqq_110_000_rrr 2706: //SUBX.L -(Ar),-(Aq) |-|012346|-|*UUUU|*****| |1001_qqq_110_001_rrr 2707: //SUB.L Dq,<ea> |-|012346|-|UUUUU|*****| M+-WXZ |1001_qqq_110_mmm_rrr 2708: case 0b1001_000_110: 2709: case 0b1001_001_110: 2710: case 0b1001_010_110: 2711: case 0b1001_011_110: 2712: case 0b1001_100_110: 2713: case 0b1001_101_110: 2714: case 0b1001_110_110: 2715: case 0b1001_111_110: 2716: irpSubToMemLong (); 2717: break irpSwitch; 2718: 2719: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2720: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2721: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2722: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2723: //SUBA.L <ea>,Aq |-|012346|-|-----|-----|DAM+-WXZPI|1001_qqq_111_mmm_rrr 2724: //SUB.L <ea>,Aq |A|012346|-|-----|-----|DAM+-WXZPI|1001_qqq_111_mmm_rrr [SUBA.L <ea>,Aq] 2725: //CLR.L Ar |A|012346|-|-----|-----| A |1001_rrr_111_001_rrr [SUBA.L Ar,Ar] 2726: case 0b1001_000_111: 2727: case 0b1001_001_111: 2728: case 0b1001_010_111: 2729: case 0b1001_011_111: 2730: case 0b1001_100_111: 2731: case 0b1001_101_111: 2732: case 0b1001_110_111: 2733: case 0b1001_111_111: 2734: irpSubaLong (); 2735: break irpSwitch; 2736: 2737: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2738: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2739: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2740: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2741: //SXCALL <name> |A|012346|-|UUUUU|*****| |1010_0dd_ddd_ddd_ddd [ALINE #<data>] 2742: case 0b1010_000_000: 2743: case 0b1010_000_001: 2744: case 0b1010_000_010: 2745: case 0b1010_000_011: 2746: case 0b1010_000_100: 2747: case 0b1010_000_101: 2748: case 0b1010_000_110: 2749: case 0b1010_000_111: 2750: case 0b1010_001_000: 2751: case 0b1010_001_001: 2752: case 0b1010_001_010: 2753: case 0b1010_001_011: 2754: case 0b1010_001_100: 2755: case 0b1010_001_101: 2756: case 0b1010_001_110: 2757: case 0b1010_001_111: 2758: case 0b1010_010_000: 2759: case 0b1010_010_001: 2760: case 0b1010_010_010: 2761: case 0b1010_010_011: 2762: case 0b1010_010_100: 2763: case 0b1010_010_101: 2764: case 0b1010_010_110: 2765: case 0b1010_010_111: 2766: case 0b1010_011_000: 2767: case 0b1010_011_001: 2768: case 0b1010_011_010: 2769: case 0b1010_011_011: 2770: case 0b1010_011_100: 2771: case 0b1010_011_101: 2772: case 0b1010_011_110: 2773: case 0b1010_011_111: 2774: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2775: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2776: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2777: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2778: //ALINE #<data> |-|012346|-|UUUUU|*****| |1010_ddd_ddd_ddd_ddd (line 1010 emulator) 2779: case 0b1010_100_000: 2780: case 0b1010_100_001: 2781: case 0b1010_100_010: 2782: case 0b1010_100_011: 2783: case 0b1010_100_100: 2784: case 0b1010_100_101: 2785: case 0b1010_100_110: 2786: case 0b1010_100_111: 2787: case 0b1010_101_000: 2788: case 0b1010_101_001: 2789: case 0b1010_101_010: 2790: case 0b1010_101_011: 2791: case 0b1010_101_100: 2792: case 0b1010_101_101: 2793: case 0b1010_101_110: 2794: case 0b1010_101_111: 2795: case 0b1010_110_000: 2796: case 0b1010_110_001: 2797: case 0b1010_110_010: 2798: case 0b1010_110_011: 2799: case 0b1010_110_100: 2800: case 0b1010_110_101: 2801: case 0b1010_110_110: 2802: case 0b1010_110_111: 2803: case 0b1010_111_000: 2804: case 0b1010_111_001: 2805: case 0b1010_111_010: 2806: case 0b1010_111_011: 2807: case 0b1010_111_100: 2808: case 0b1010_111_101: 2809: case 0b1010_111_110: 2810: case 0b1010_111_111: 2811: irpAline (); 2812: break irpSwitch; 2813: 2814: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2815: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2816: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2817: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2818: //CMP.B <ea>,Dq |-|012346|-|-UUUU|-****|D M+-WXZPI|1011_qqq_000_mmm_rrr 2819: case 0b1011_000_000: 2820: case 0b1011_001_000: 2821: case 0b1011_010_000: 2822: case 0b1011_011_000: 2823: case 0b1011_100_000: 2824: case 0b1011_101_000: 2825: case 0b1011_110_000: 2826: case 0b1011_111_000: 2827: irpCmpByte (); 2828: break irpSwitch; 2829: 2830: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2831: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2832: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2833: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2834: //CMP.W <ea>,Dq |-|012346|-|-UUUU|-****|DAM+-WXZPI|1011_qqq_001_mmm_rrr 2835: case 0b1011_000_001: 2836: case 0b1011_001_001: 2837: case 0b1011_010_001: 2838: case 0b1011_011_001: 2839: case 0b1011_100_001: 2840: case 0b1011_101_001: 2841: case 0b1011_110_001: 2842: case 0b1011_111_001: 2843: irpCmpWord (); 2844: break irpSwitch; 2845: 2846: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2847: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2848: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2849: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2850: //CMP.L <ea>,Dq |-|012346|-|-UUUU|-****|DAM+-WXZPI|1011_qqq_010_mmm_rrr 2851: case 0b1011_000_010: 2852: case 0b1011_001_010: 2853: case 0b1011_010_010: 2854: case 0b1011_011_010: 2855: case 0b1011_100_010: 2856: case 0b1011_101_010: 2857: case 0b1011_110_010: 2858: case 0b1011_111_010: 2859: irpCmpLong (); 2860: break irpSwitch; 2861: 2862: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2863: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2864: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2865: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2866: //CMPA.W <ea>,Aq |-|012346|-|-UUUU|-****|DAM+-WXZPI|1011_qqq_011_mmm_rrr 2867: //CMP.W <ea>,Aq |A|012346|-|-UUUU|-****|DAM+-WXZPI|1011_qqq_011_mmm_rrr [CMPA.W <ea>,Aq] 2868: case 0b1011_000_011: 2869: case 0b1011_001_011: 2870: case 0b1011_010_011: 2871: case 0b1011_011_011: 2872: case 0b1011_100_011: 2873: case 0b1011_101_011: 2874: case 0b1011_110_011: 2875: case 0b1011_111_011: 2876: irpCmpaWord (); 2877: break irpSwitch; 2878: 2879: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2880: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2881: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2882: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2883: //EOR.B Dq,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |1011_qqq_100_mmm_rrr 2884: //CMPM.B (Ar)+,(Aq)+ |-|012346|-|-UUUU|-****| |1011_qqq_100_001_rrr 2885: case 0b1011_000_100: 2886: case 0b1011_001_100: 2887: case 0b1011_010_100: 2888: case 0b1011_011_100: 2889: case 0b1011_100_100: 2890: case 0b1011_101_100: 2891: case 0b1011_110_100: 2892: case 0b1011_111_100: 2893: irpEorByte (); 2894: break irpSwitch; 2895: 2896: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2897: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2898: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2899: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2900: //EOR.W Dq,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |1011_qqq_101_mmm_rrr 2901: //CMPM.W (Ar)+,(Aq)+ |-|012346|-|-UUUU|-****| |1011_qqq_101_001_rrr 2902: case 0b1011_000_101: 2903: case 0b1011_001_101: 2904: case 0b1011_010_101: 2905: case 0b1011_011_101: 2906: case 0b1011_100_101: 2907: case 0b1011_101_101: 2908: case 0b1011_110_101: 2909: case 0b1011_111_101: 2910: irpEorWord (); 2911: break irpSwitch; 2912: 2913: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2914: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2915: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2916: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2917: //EOR.L Dq,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |1011_qqq_110_mmm_rrr 2918: //CMPM.L (Ar)+,(Aq)+ |-|012346|-|-UUUU|-****| |1011_qqq_110_001_rrr 2919: case 0b1011_000_110: 2920: case 0b1011_001_110: 2921: case 0b1011_010_110: 2922: case 0b1011_011_110: 2923: case 0b1011_100_110: 2924: case 0b1011_101_110: 2925: case 0b1011_110_110: 2926: case 0b1011_111_110: 2927: irpEorLong (); 2928: break irpSwitch; 2929: 2930: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2931: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2932: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2933: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2934: //CMPA.L <ea>,Aq |-|012346|-|-UUUU|-****|DAM+-WXZPI|1011_qqq_111_mmm_rrr 2935: //CMP.L <ea>,Aq |A|012346|-|-UUUU|-****|DAM+-WXZPI|1011_qqq_111_mmm_rrr [CMPA.L <ea>,Aq] 2936: case 0b1011_000_111: 2937: case 0b1011_001_111: 2938: case 0b1011_010_111: 2939: case 0b1011_011_111: 2940: case 0b1011_100_111: 2941: case 0b1011_101_111: 2942: case 0b1011_110_111: 2943: case 0b1011_111_111: 2944: irpCmpaLong (); 2945: break irpSwitch; 2946: 2947: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2948: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2949: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2950: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2951: //AND.B <ea>,Dq |-|012346|-|-UUUU|-**00|D M+-WXZPI|1100_qqq_000_mmm_rrr 2952: case 0b1100_000_000: 2953: case 0b1100_001_000: 2954: case 0b1100_010_000: 2955: case 0b1100_011_000: 2956: case 0b1100_100_000: 2957: case 0b1100_101_000: 2958: case 0b1100_110_000: 2959: case 0b1100_111_000: 2960: irpAndToRegByte (); 2961: break irpSwitch; 2962: 2963: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2964: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2965: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2966: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2967: //AND.W <ea>,Dq |-|012346|-|-UUUU|-**00|D M+-WXZPI|1100_qqq_001_mmm_rrr 2968: case 0b1100_000_001: 2969: case 0b1100_001_001: 2970: case 0b1100_010_001: 2971: case 0b1100_011_001: 2972: case 0b1100_100_001: 2973: case 0b1100_101_001: 2974: case 0b1100_110_001: 2975: case 0b1100_111_001: 2976: irpAndToRegWord (); 2977: break irpSwitch; 2978: 2979: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2980: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2981: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2982: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2983: //AND.L <ea>,Dq |-|012346|-|-UUUU|-**00|D M+-WXZPI|1100_qqq_010_mmm_rrr 2984: case 0b1100_000_010: 2985: case 0b1100_001_010: 2986: case 0b1100_010_010: 2987: case 0b1100_011_010: 2988: case 0b1100_100_010: 2989: case 0b1100_101_010: 2990: case 0b1100_110_010: 2991: case 0b1100_111_010: 2992: irpAndToRegLong (); 2993: break irpSwitch; 2994: 2995: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2996: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 2997: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 2998: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 2999: //MULU.W <ea>,Dq |-|012346|-|-UUUU|-***0|D M+-WXZPI|1100_qqq_011_mmm_rrr 3000: case 0b1100_000_011: 3001: case 0b1100_001_011: 3002: case 0b1100_010_011: 3003: case 0b1100_011_011: 3004: case 0b1100_100_011: 3005: case 0b1100_101_011: 3006: case 0b1100_110_011: 3007: case 0b1100_111_011: 3008: irpMuluWord (); 3009: break irpSwitch; 3010: 3011: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3012: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3013: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3014: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3015: //ABCD.B Dr,Dq |-|012346|-|UUUUU|*U*U*| |1100_qqq_100_000_rrr 3016: //ABCD.B -(Ar),-(Aq) |-|012346|-|UUUUU|*U*U*| |1100_qqq_100_001_rrr 3017: //AND.B Dq,<ea> |-|012346|-|-UUUU|-**00| M+-WXZ |1100_qqq_100_mmm_rrr 3018: case 0b1100_000_100: 3019: case 0b1100_001_100: 3020: case 0b1100_010_100: 3021: case 0b1100_011_100: 3022: case 0b1100_100_100: 3023: case 0b1100_101_100: 3024: case 0b1100_110_100: 3025: case 0b1100_111_100: 3026: irpAndToMemByte (); 3027: break irpSwitch; 3028: 3029: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3030: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3031: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3032: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3033: //EXG.L Dq,Dr |-|012346|-|-----|-----| |1100_qqq_101_000_rrr 3034: //EXG.L Aq,Ar |-|012346|-|-----|-----| |1100_qqq_101_001_rrr 3035: //AND.W Dq,<ea> |-|012346|-|-UUUU|-**00| M+-WXZ |1100_qqq_101_mmm_rrr 3036: case 0b1100_000_101: 3037: case 0b1100_001_101: 3038: case 0b1100_010_101: 3039: case 0b1100_011_101: 3040: case 0b1100_100_101: 3041: case 0b1100_101_101: 3042: case 0b1100_110_101: 3043: case 0b1100_111_101: 3044: irpAndToMemWord (); 3045: break irpSwitch; 3046: 3047: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3048: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3049: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3050: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3051: //EXG.L Dq,Ar |-|012346|-|-----|-----| |1100_qqq_110_001_rrr 3052: //AND.L Dq,<ea> |-|012346|-|-UUUU|-**00| M+-WXZ |1100_qqq_110_mmm_rrr 3053: case 0b1100_000_110: 3054: case 0b1100_001_110: 3055: case 0b1100_010_110: 3056: case 0b1100_011_110: 3057: case 0b1100_100_110: 3058: case 0b1100_101_110: 3059: case 0b1100_110_110: 3060: case 0b1100_111_110: 3061: irpAndToMemLong (); 3062: break irpSwitch; 3063: 3064: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3065: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3066: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3067: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3068: //MULS.W <ea>,Dq |-|012346|-|-UUUU|-***0|D M+-WXZPI|1100_qqq_111_mmm_rrr 3069: case 0b1100_000_111: 3070: case 0b1100_001_111: 3071: case 0b1100_010_111: 3072: case 0b1100_011_111: 3073: case 0b1100_100_111: 3074: case 0b1100_101_111: 3075: case 0b1100_110_111: 3076: case 0b1100_111_111: 3077: irpMulsWord (); 3078: break irpSwitch; 3079: 3080: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3081: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3082: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3083: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3084: //ADD.B <ea>,Dq |-|012346|-|UUUUU|*****|D M+-WXZPI|1101_qqq_000_mmm_rrr 3085: case 0b1101_000_000: 3086: case 0b1101_001_000: 3087: case 0b1101_010_000: 3088: case 0b1101_011_000: 3089: case 0b1101_100_000: 3090: case 0b1101_101_000: 3091: case 0b1101_110_000: 3092: case 0b1101_111_000: 3093: irpAddToRegByte (); 3094: break irpSwitch; 3095: 3096: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3097: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3098: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3099: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3100: //ADD.W <ea>,Dq |-|012346|-|UUUUU|*****|DAM+-WXZPI|1101_qqq_001_mmm_rrr 3101: case 0b1101_000_001: 3102: case 0b1101_001_001: 3103: case 0b1101_010_001: 3104: case 0b1101_011_001: 3105: case 0b1101_100_001: 3106: case 0b1101_101_001: 3107: case 0b1101_110_001: 3108: case 0b1101_111_001: 3109: irpAddToRegWord (); 3110: break irpSwitch; 3111: 3112: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3113: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3114: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3115: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3116: //ADD.L <ea>,Dq |-|012346|-|UUUUU|*****|DAM+-WXZPI|1101_qqq_010_mmm_rrr 3117: case 0b1101_000_010: 3118: case 0b1101_001_010: 3119: case 0b1101_010_010: 3120: case 0b1101_011_010: 3121: case 0b1101_100_010: 3122: case 0b1101_101_010: 3123: case 0b1101_110_010: 3124: case 0b1101_111_010: 3125: irpAddToRegLong (); 3126: break irpSwitch; 3127: 3128: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3129: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3130: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3131: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3132: //ADDA.W <ea>,Aq |-|012346|-|-----|-----|DAM+-WXZPI|1101_qqq_011_mmm_rrr 3133: //ADD.W <ea>,Aq |A|012346|-|-----|-----|DAM+-WXZPI|1101_qqq_011_mmm_rrr [ADDA.W <ea>,Aq] 3134: case 0b1101_000_011: 3135: case 0b1101_001_011: 3136: case 0b1101_010_011: 3137: case 0b1101_011_011: 3138: case 0b1101_100_011: 3139: case 0b1101_101_011: 3140: case 0b1101_110_011: 3141: case 0b1101_111_011: 3142: irpAddaWord (); 3143: break irpSwitch; 3144: 3145: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3146: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3147: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3148: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3149: //ADDX.B Dr,Dq |-|012346|-|*UUUU|*****| |1101_qqq_100_000_rrr 3150: //ADDX.B -(Ar),-(Aq) |-|012346|-|*UUUU|*****| |1101_qqq_100_001_rrr 3151: //ADD.B Dq,<ea> |-|012346|-|UUUUU|*****| M+-WXZ |1101_qqq_100_mmm_rrr 3152: case 0b1101_000_100: 3153: case 0b1101_001_100: 3154: case 0b1101_010_100: 3155: case 0b1101_011_100: 3156: case 0b1101_100_100: 3157: case 0b1101_101_100: 3158: case 0b1101_110_100: 3159: case 0b1101_111_100: 3160: irpAddToMemByte (); 3161: break irpSwitch; 3162: 3163: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3164: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3165: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3166: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3167: //ADDX.W Dr,Dq |-|012346|-|*UUUU|*****| |1101_qqq_101_000_rrr 3168: //ADDX.W -(Ar),-(Aq) |-|012346|-|*UUUU|*****| |1101_qqq_101_001_rrr 3169: //ADD.W Dq,<ea> |-|012346|-|UUUUU|*****| M+-WXZ |1101_qqq_101_mmm_rrr 3170: case 0b1101_000_101: 3171: case 0b1101_001_101: 3172: case 0b1101_010_101: 3173: case 0b1101_011_101: 3174: case 0b1101_100_101: 3175: case 0b1101_101_101: 3176: case 0b1101_110_101: 3177: case 0b1101_111_101: 3178: irpAddToMemWord (); 3179: break irpSwitch; 3180: 3181: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3182: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3183: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3184: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3185: //ADDX.L Dr,Dq |-|012346|-|*UUUU|*****| |1101_qqq_110_000_rrr 3186: //ADDX.L -(Ar),-(Aq) |-|012346|-|*UUUU|*****| |1101_qqq_110_001_rrr 3187: //ADD.L Dq,<ea> |-|012346|-|UUUUU|*****| M+-WXZ |1101_qqq_110_mmm_rrr 3188: case 0b1101_000_110: 3189: case 0b1101_001_110: 3190: case 0b1101_010_110: 3191: case 0b1101_011_110: 3192: case 0b1101_100_110: 3193: case 0b1101_101_110: 3194: case 0b1101_110_110: 3195: case 0b1101_111_110: 3196: irpAddToMemLong (); 3197: break irpSwitch; 3198: 3199: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3200: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3201: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3202: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3203: //ADDA.L <ea>,Aq |-|012346|-|-----|-----|DAM+-WXZPI|1101_qqq_111_mmm_rrr 3204: //ADD.L <ea>,Aq |A|012346|-|-----|-----|DAM+-WXZPI|1101_qqq_111_mmm_rrr [ADDA.L <ea>,Aq] 3205: case 0b1101_000_111: 3206: case 0b1101_001_111: 3207: case 0b1101_010_111: 3208: case 0b1101_011_111: 3209: case 0b1101_100_111: 3210: case 0b1101_101_111: 3211: case 0b1101_110_111: 3212: case 0b1101_111_111: 3213: irpAddaLong (); 3214: break irpSwitch; 3215: 3216: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3217: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3218: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3219: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3220: //ASR.B #<data>,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_000_000_rrr 3221: //LSR.B #<data>,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_000_001_rrr 3222: //ROXR.B #<data>,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_000_010_rrr 3223: //ROR.B #<data>,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_000_011_rrr 3224: //ASR.B Dq,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_000_100_rrr 3225: //LSR.B Dq,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_000_101_rrr 3226: //ROXR.B Dq,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_000_110_rrr 3227: //ROR.B Dq,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_000_111_rrr 3228: //ASR.B Dr |A|012346|-|UUUUU|***0*| |1110_001_000_000_rrr [ASR.B #1,Dr] 3229: //LSR.B Dr |A|012346|-|UUUUU|***0*| |1110_001_000_001_rrr [LSR.B #1,Dr] 3230: //ROXR.B Dr |A|012346|-|*UUUU|***0*| |1110_001_000_010_rrr [ROXR.B #1,Dr] 3231: //ROR.B Dr |A|012346|-|-UUUU|-**0*| |1110_001_000_011_rrr [ROR.B #1,Dr] 3232: case 0b1110_000_000: 3233: case 0b1110_001_000: 3234: case 0b1110_010_000: 3235: case 0b1110_011_000: 3236: case 0b1110_100_000: 3237: case 0b1110_101_000: 3238: case 0b1110_110_000: 3239: case 0b1110_111_000: 3240: irpXxrToRegByte (); 3241: break irpSwitch; 3242: 3243: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3244: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3245: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3246: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3247: //ASR.W #<data>,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_001_000_rrr 3248: //LSR.W #<data>,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_001_001_rrr 3249: //ROXR.W #<data>,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_001_010_rrr 3250: //ROR.W #<data>,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_001_011_rrr 3251: //ASR.W Dq,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_001_100_rrr 3252: //LSR.W Dq,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_001_101_rrr 3253: //ROXR.W Dq,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_001_110_rrr 3254: //ROR.W Dq,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_001_111_rrr 3255: //ASR.W Dr |A|012346|-|UUUUU|***0*| |1110_001_001_000_rrr [ASR.W #1,Dr] 3256: //LSR.W Dr |A|012346|-|UUUUU|***0*| |1110_001_001_001_rrr [LSR.W #1,Dr] 3257: //ROXR.W Dr |A|012346|-|*UUUU|***0*| |1110_001_001_010_rrr [ROXR.W #1,Dr] 3258: //ROR.W Dr |A|012346|-|-UUUU|-**0*| |1110_001_001_011_rrr [ROR.W #1,Dr] 3259: case 0b1110_000_001: 3260: case 0b1110_001_001: 3261: case 0b1110_010_001: 3262: case 0b1110_011_001: 3263: case 0b1110_100_001: 3264: case 0b1110_101_001: 3265: case 0b1110_110_001: 3266: case 0b1110_111_001: 3267: irpXxrToRegWord (); 3268: break irpSwitch; 3269: 3270: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3271: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3272: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3273: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3274: //ASR.L #<data>,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_010_000_rrr 3275: //LSR.L #<data>,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_010_001_rrr 3276: //ROXR.L #<data>,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_010_010_rrr 3277: //ROR.L #<data>,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_010_011_rrr 3278: //ASR.L Dq,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_010_100_rrr 3279: //LSR.L Dq,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_010_101_rrr 3280: //ROXR.L Dq,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_010_110_rrr 3281: //ROR.L Dq,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_010_111_rrr 3282: //ASR.L Dr |A|012346|-|UUUUU|***0*| |1110_001_010_000_rrr [ASR.L #1,Dr] 3283: //LSR.L Dr |A|012346|-|UUUUU|***0*| |1110_001_010_001_rrr [LSR.L #1,Dr] 3284: //ROXR.L Dr |A|012346|-|*UUUU|***0*| |1110_001_010_010_rrr [ROXR.L #1,Dr] 3285: //ROR.L Dr |A|012346|-|-UUUU|-**0*| |1110_001_010_011_rrr [ROR.L #1,Dr] 3286: case 0b1110_000_010: 3287: case 0b1110_001_010: 3288: case 0b1110_010_010: 3289: case 0b1110_011_010: 3290: case 0b1110_100_010: 3291: case 0b1110_101_010: 3292: case 0b1110_110_010: 3293: case 0b1110_111_010: 3294: irpXxrToRegLong (); 3295: break irpSwitch; 3296: 3297: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3298: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3299: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3300: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3301: //ASR.W <ea> |-|012346|-|UUUUU|***0*| M+-WXZ |1110_000_011_mmm_rrr 3302: case 0b1110_000_011: 3303: irpAsrToMem (); 3304: break irpSwitch; 3305: 3306: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3307: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3308: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3309: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3310: //ASL.B #<data>,Dr |-|012346|-|UUUUU|*****| |1110_qqq_100_000_rrr 3311: //LSL.B #<data>,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_100_001_rrr 3312: //ROXL.B #<data>,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_100_010_rrr 3313: //ROL.B #<data>,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_100_011_rrr 3314: //ASL.B Dq,Dr |-|012346|-|UUUUU|*****| |1110_qqq_100_100_rrr 3315: //LSL.B Dq,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_100_101_rrr 3316: //ROXL.B Dq,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_100_110_rrr 3317: //ROL.B Dq,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_100_111_rrr 3318: //ASL.B Dr |A|012346|-|UUUUU|*****| |1110_001_100_000_rrr [ASL.B #1,Dr] 3319: //LSL.B Dr |A|012346|-|UUUUU|***0*| |1110_001_100_001_rrr [LSL.B #1,Dr] 3320: //ROXL.B Dr |A|012346|-|*UUUU|***0*| |1110_001_100_010_rrr [ROXL.B #1,Dr] 3321: //ROL.B Dr |A|012346|-|-UUUU|-**0*| |1110_001_100_011_rrr [ROL.B #1,Dr] 3322: case 0b1110_000_100: 3323: case 0b1110_001_100: 3324: case 0b1110_010_100: 3325: case 0b1110_011_100: 3326: case 0b1110_100_100: 3327: case 0b1110_101_100: 3328: case 0b1110_110_100: 3329: case 0b1110_111_100: 3330: irpXxlToRegByte (); 3331: break irpSwitch; 3332: 3333: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3334: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3335: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3336: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3337: //ASL.W #<data>,Dr |-|012346|-|UUUUU|*****| |1110_qqq_101_000_rrr 3338: //LSL.W #<data>,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_101_001_rrr 3339: //ROXL.W #<data>,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_101_010_rrr 3340: //ROL.W #<data>,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_101_011_rrr 3341: //ASL.W Dq,Dr |-|012346|-|UUUUU|*****| |1110_qqq_101_100_rrr 3342: //LSL.W Dq,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_101_101_rrr 3343: //ROXL.W Dq,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_101_110_rrr 3344: //ROL.W Dq,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_101_111_rrr 3345: //ASL.W Dr |A|012346|-|UUUUU|*****| |1110_001_101_000_rrr [ASL.W #1,Dr] 3346: //LSL.W Dr |A|012346|-|UUUUU|***0*| |1110_001_101_001_rrr [LSL.W #1,Dr] 3347: //ROXL.W Dr |A|012346|-|*UUUU|***0*| |1110_001_101_010_rrr [ROXL.W #1,Dr] 3348: //ROL.W Dr |A|012346|-|-UUUU|-**0*| |1110_001_101_011_rrr [ROL.W #1,Dr] 3349: case 0b1110_000_101: 3350: case 0b1110_001_101: 3351: case 0b1110_010_101: 3352: case 0b1110_011_101: 3353: case 0b1110_100_101: 3354: case 0b1110_101_101: 3355: case 0b1110_110_101: 3356: case 0b1110_111_101: 3357: irpXxlToRegWord (); 3358: break irpSwitch; 3359: 3360: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3361: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3362: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3363: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3364: //ASL.L #<data>,Dr |-|012346|-|UUUUU|*****| |1110_qqq_110_000_rrr 3365: //LSL.L #<data>,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_110_001_rrr 3366: //ROXL.L #<data>,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_110_010_rrr 3367: //ROL.L #<data>,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_110_011_rrr 3368: //ASL.L Dq,Dr |-|012346|-|UUUUU|*****| |1110_qqq_110_100_rrr 3369: //LSL.L Dq,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_110_101_rrr 3370: //ROXL.L Dq,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_110_110_rrr 3371: //ROL.L Dq,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_110_111_rrr 3372: //ASL.L Dr |A|012346|-|UUUUU|*****| |1110_001_110_000_rrr [ASL.L #1,Dr] 3373: //LSL.L Dr |A|012346|-|UUUUU|***0*| |1110_001_110_001_rrr [LSL.L #1,Dr] 3374: //ROXL.L Dr |A|012346|-|*UUUU|***0*| |1110_001_110_010_rrr [ROXL.L #1,Dr] 3375: //ROL.L Dr |A|012346|-|-UUUU|-**0*| |1110_001_110_011_rrr [ROL.L #1,Dr] 3376: case 0b1110_000_110: 3377: case 0b1110_001_110: 3378: case 0b1110_010_110: 3379: case 0b1110_011_110: 3380: case 0b1110_100_110: 3381: case 0b1110_101_110: 3382: case 0b1110_110_110: 3383: case 0b1110_111_110: 3384: irpXxlToRegLong (); 3385: break irpSwitch; 3386: 3387: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3388: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3389: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3390: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3391: //ASL.W <ea> |-|012346|-|UUUUU|*****| M+-WXZ |1110_000_111_mmm_rrr 3392: case 0b1110_000_111: 3393: irpAslToMem (); 3394: break irpSwitch; 3395: 3396: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3397: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3398: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3399: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3400: //LSR.W <ea> |-|012346|-|UUUUU|*0*0*| M+-WXZ |1110_001_011_mmm_rrr 3401: case 0b1110_001_011: 3402: irpLsrToMem (); 3403: break irpSwitch; 3404: 3405: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3406: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3407: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3408: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3409: //LSL.W <ea> |-|012346|-|UUUUU|***0*| M+-WXZ |1110_001_111_mmm_rrr 3410: case 0b1110_001_111: 3411: irpLslToMem (); 3412: break irpSwitch; 3413: 3414: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3415: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3416: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3417: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3418: //ROXR.W <ea> |-|012346|-|*UUUU|***0*| M+-WXZ |1110_010_011_mmm_rrr 3419: case 0b1110_010_011: 3420: irpRoxrToMem (); 3421: break irpSwitch; 3422: 3423: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3424: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3425: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3426: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3427: //ROXL.W <ea> |-|012346|-|*UUUU|***0*| M+-WXZ |1110_010_111_mmm_rrr 3428: case 0b1110_010_111: 3429: irpRoxlToMem (); 3430: break irpSwitch; 3431: 3432: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3433: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3434: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3435: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3436: //ROR.W <ea> |-|012346|-|-UUUU|-**0*| M+-WXZ |1110_011_011_mmm_rrr 3437: case 0b1110_011_011: 3438: irpRorToMem (); 3439: break irpSwitch; 3440: 3441: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3442: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3443: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3444: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3445: //ROL.W <ea> |-|012346|-|-UUUU|-**0*| M+-WXZ |1110_011_111_mmm_rrr 3446: case 0b1110_011_111: 3447: irpRolToMem (); 3448: break irpSwitch; 3449: 3450: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3451: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3452: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3453: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3454: //FPACK <data> |A|012346|-|UUUUU|*****| |1111_111_0dd_ddd_ddd [FLINE #<data>] 3455: case 0b1111_111_000: 3456: case 0b1111_111_001: 3457: case 0b1111_111_010: 3458: case 0b1111_111_011: 3459: irpFpack (); 3460: break irpSwitch; 3461: 3462: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3463: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3464: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3465: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3466: //DOS <data> |A|012346|-|UUUUU|UUUUU| |1111_111_1dd_ddd_ddd [FLINE #<data>] 3467: case 0b1111_111_100: 3468: case 0b1111_111_101: 3469: case 0b1111_111_110: 3470: case 0b1111_111_111: 3471: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3472: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3473: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3474: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3475: //FLINE #<data> |-|012346|-|UUUUU|UUUUU| |1111_ddd_ddd_ddd_ddd (line 1111 emulator) 3476: case 0b1111_000_000: 3477: case 0b1111_000_001: 3478: case 0b1111_000_010: 3479: case 0b1111_000_011: 3480: case 0b1111_000_100: 3481: case 0b1111_000_101: 3482: case 0b1111_000_110: 3483: case 0b1111_000_111: 3484: case 0b1111_001_000: 3485: case 0b1111_001_001: 3486: case 0b1111_001_010: 3487: case 0b1111_001_011: 3488: case 0b1111_001_100: 3489: case 0b1111_001_101: 3490: case 0b1111_001_110: 3491: case 0b1111_001_111: 3492: case 0b1111_010_000: 3493: case 0b1111_010_001: 3494: case 0b1111_010_010: 3495: case 0b1111_010_011: 3496: case 0b1111_010_100: 3497: case 0b1111_010_101: 3498: case 0b1111_010_110: 3499: case 0b1111_010_111: 3500: case 0b1111_011_000: 3501: case 0b1111_011_001: 3502: case 0b1111_011_010: 3503: case 0b1111_011_011: 3504: case 0b1111_011_100: 3505: case 0b1111_011_101: 3506: case 0b1111_011_110: 3507: case 0b1111_011_111: 3508: case 0b1111_100_000: 3509: case 0b1111_100_001: 3510: case 0b1111_100_010: 3511: case 0b1111_100_011: 3512: case 0b1111_100_100: 3513: case 0b1111_100_101: 3514: case 0b1111_100_110: 3515: case 0b1111_100_111: 3516: case 0b1111_101_000: 3517: case 0b1111_101_001: 3518: case 0b1111_101_010: 3519: case 0b1111_101_011: 3520: case 0b1111_101_100: 3521: case 0b1111_101_101: 3522: case 0b1111_101_110: 3523: case 0b1111_101_111: 3524: case 0b1111_110_000: 3525: case 0b1111_110_001: 3526: case 0b1111_110_010: 3527: case 0b1111_110_011: 3528: case 0b1111_110_100: 3529: case 0b1111_110_101: 3530: case 0b1111_110_110: 3531: case 0b1111_110_111: 3532: irpFline (); 3533: break irpSwitch; 3534: 3535: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3536: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 3537: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 3538: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 3539: //HFSBOOT |-|012346|-|-----|-----| |0100_111_000_000_000 3540: //HFSINST |-|012346|-|-----|-----| |0100_111_000_000_001 3541: //HFSSTR |-|012346|-|-----|-----| |0100_111_000_000_010 3542: //HFSINT |-|012346|-|-----|-----| |0100_111_000_000_011 3543: //EMXNOP |-|012346|-|-----|-----| |0100_111_000_000_100 3544: case 0b0100_111_000: 3545: irpEmx (); 3546: break; 3547: 3548: default: 3549: irpIllegal (); 3550: 3551: } //switch XEiJ.regOC >>> 6 3552: 3553: //トレース例外 3554: // 命令実行前にsrのTビットがセットされていたとき命令実行後にトレース例外が発生する 3555: // トレース例外の発動は命令の機能拡張であり、他の例外処理で命令が中断されたときはトレース例外は発生しない 3556: // 命令例外はトレース例外の前に、割り込み例外はトレース例外の後に処理される 3557: // 未実装命令のエミュレーションルーチンはrteの直前にsrのTビットを復元することで未実装命令が1個の命令としてトレースされたように見せる 3558: // ;DOSコールの終了 3559: // ~008616: 3560: // btst.b #$07,(sp) 3561: // bne.s ~00861E 3562: // rte 3563: // ~00861E: 3564: // ori.w #$8000,sr 3565: // rte 3566: if (XEiJ.mpuTraceFlag != 0) { //命令実行前にsrのTビットがセットされていた 3567: XEiJ.mpuCycleCount += 34; 3568: irpException (M68kException.M6E_TRACE, XEiJ.regPC, XEiJ.regSRT1 | XEiJ.regSRS | XEiJ.regSRI | XEiJ.regCCR); //pcは次の命令 3569: } 3570: //クロックをカウントアップする 3571: // オペランドをアクセスした時点ではまだXEiJ.mpuClockTimeが更新されていないのでXEiJ.mpuClockTime<xxxClock 3572: // xxxTickを呼び出すときはXEiJ.mpuClockTime>=xxxClock 3573: XEiJ.mpuClockTime += XEiJ.mpuModifiedUnit * XEiJ.mpuCycleCount; 3574: //デバイスを呼び出す 3575: TickerQueue.tkqRun (XEiJ.mpuClockTime); 3576: //割り込みを受け付ける 3577: if ((t = XEiJ.mpuIMR & XEiJ.mpuIRR) != 0) { //マスクされているレベルよりも高くて受け付けていない割り込みがあるとき 3578: if (XEiJ.MPU_INTERRUPT_SWITCH) { 3579: switch (t) { 3580: case 0b00000001: 3581: case 0b00000011: 3582: case 0b00000101: 3583: case 0b00000111: 3584: case 0b00001001: 3585: case 0b00001011: 3586: case 0b00001101: 3587: case 0b00001111: 3588: case 0b00010001: 3589: case 0b00010011: 3590: case 0b00010101: 3591: case 0b00010111: 3592: case 0b00011001: 3593: case 0b00011011: 3594: case 0b00011101: 3595: case 0b00011111: 3596: case 0b00100001: 3597: case 0b00100011: 3598: case 0b00100101: 3599: case 0b00100111: 3600: case 0b00101001: 3601: case 0b00101011: 3602: case 0b00101101: 3603: case 0b00101111: 3604: case 0b00110001: 3605: case 0b00110011: 3606: case 0b00110101: 3607: case 0b00110111: 3608: case 0b00111001: 3609: case 0b00111011: 3610: case 0b00111101: 3611: case 0b00111111: 3612: case 0b01000001: 3613: case 0b01000011: 3614: case 0b01000101: 3615: case 0b01000111: 3616: case 0b01001001: 3617: case 0b01001011: 3618: case 0b01001101: 3619: case 0b01001111: 3620: case 0b01010001: 3621: case 0b01010011: 3622: case 0b01010101: 3623: case 0b01010111: 3624: case 0b01011001: 3625: case 0b01011011: 3626: case 0b01011101: 3627: case 0b01011111: 3628: case 0b01100001: 3629: case 0b01100011: 3630: case 0b01100101: 3631: case 0b01100111: 3632: case 0b01101001: 3633: case 0b01101011: 3634: case 0b01101101: 3635: case 0b01101111: 3636: case 0b01110001: 3637: case 0b01110011: 3638: case 0b01110101: 3639: case 0b01110111: 3640: case 0b01111001: 3641: case 0b01111011: 3642: case 0b01111101: 3643: case 0b01111111: 3644: case 0b10000001: 3645: case 0b10000011: 3646: case 0b10000101: 3647: case 0b10000111: 3648: case 0b10001001: 3649: case 0b10001011: 3650: case 0b10001101: 3651: case 0b10001111: 3652: case 0b10010001: 3653: case 0b10010011: 3654: case 0b10010101: 3655: case 0b10010111: 3656: case 0b10011001: 3657: case 0b10011011: 3658: case 0b10011101: 3659: case 0b10011111: 3660: case 0b10100001: 3661: case 0b10100011: 3662: case 0b10100101: 3663: case 0b10100111: 3664: case 0b10101001: 3665: case 0b10101011: 3666: case 0b10101101: 3667: case 0b10101111: 3668: case 0b10110001: 3669: case 0b10110011: 3670: case 0b10110101: 3671: case 0b10110111: 3672: case 0b10111001: 3673: case 0b10111011: 3674: case 0b10111101: 3675: case 0b10111111: 3676: case 0b11000001: 3677: case 0b11000011: 3678: case 0b11000101: 3679: case 0b11000111: 3680: case 0b11001001: 3681: case 0b11001011: 3682: case 0b11001101: 3683: case 0b11001111: 3684: case 0b11010001: 3685: case 0b11010011: 3686: case 0b11010101: 3687: case 0b11010111: 3688: case 0b11011001: 3689: case 0b11011011: 3690: case 0b11011101: 3691: case 0b11011111: 3692: case 0b11100001: 3693: case 0b11100011: 3694: case 0b11100101: 3695: case 0b11100111: 3696: case 0b11101001: 3697: case 0b11101011: 3698: case 0b11101101: 3699: case 0b11101111: 3700: case 0b11110001: 3701: case 0b11110011: 3702: case 0b11110101: 3703: case 0b11110111: 3704: case 0b11111001: 3705: case 0b11111011: 3706: case 0b11111101: 3707: case 0b11111111: 3708: //レベル7 3709: XEiJ.mpuIRR &= ~XEiJ.MPU_SYS_INTERRUPT_MASK; //割り込みを受け付ける 3710: if ((t = XEiJ.sysAcknowledge ()) != 0) { //デバイスにベクタ番号を要求して割り込み処理中の状態になったとき 3711: irpInterrupt (t, XEiJ.MPU_SYS_INTERRUPT_LEVEL); //割り込み処理を開始する 3712: } 3713: break; 3714: case 0b00000010: 3715: case 0b00000110: 3716: case 0b00001010: 3717: case 0b00001110: 3718: case 0b00010010: 3719: case 0b00010110: 3720: case 0b00011010: 3721: case 0b00011110: 3722: case 0b00100010: 3723: case 0b00100110: 3724: case 0b00101010: 3725: case 0b00101110: 3726: case 0b00110010: 3727: case 0b00110110: 3728: case 0b00111010: 3729: case 0b00111110: 3730: case 0b01000010: 3731: case 0b01000110: 3732: case 0b01001010: 3733: case 0b01001110: 3734: case 0b01010010: 3735: case 0b01010110: 3736: case 0b01011010: 3737: case 0b01011110: 3738: case 0b01100010: 3739: case 0b01100110: 3740: case 0b01101010: 3741: case 0b01101110: 3742: case 0b01110010: 3743: case 0b01110110: 3744: case 0b01111010: 3745: case 0b01111110: 3746: case 0b10000010: 3747: case 0b10000110: 3748: case 0b10001010: 3749: case 0b10001110: 3750: case 0b10010010: 3751: case 0b10010110: 3752: case 0b10011010: 3753: case 0b10011110: 3754: case 0b10100010: 3755: case 0b10100110: 3756: case 0b10101010: 3757: case 0b10101110: 3758: case 0b10110010: 3759: case 0b10110110: 3760: case 0b10111010: 3761: case 0b10111110: 3762: case 0b11000010: 3763: case 0b11000110: 3764: case 0b11001010: 3765: case 0b11001110: 3766: case 0b11010010: 3767: case 0b11010110: 3768: case 0b11011010: 3769: case 0b11011110: 3770: case 0b11100010: 3771: case 0b11100110: 3772: case 0b11101010: 3773: case 0b11101110: 3774: case 0b11110010: 3775: case 0b11110110: 3776: case 0b11111010: 3777: case 0b11111110: 3778: //レベル6 3779: XEiJ.mpuIRR &= ~XEiJ.MPU_MFP_INTERRUPT_MASK; //割り込みを受け付ける 3780: if ((t = MC68901.mfpAcknowledge ()) != 0) { //デバイスにベクタ番号を要求して割り込み処理中の状態になったとき 3781: irpInterrupt (t, XEiJ.MPU_MFP_INTERRUPT_LEVEL); //割り込み処理を開始する 3782: } 3783: break; 3784: case 0b00000100: 3785: case 0b00001100: 3786: case 0b00010100: 3787: case 0b00011100: 3788: case 0b00100100: 3789: case 0b00101100: 3790: case 0b00110100: 3791: case 0b00111100: 3792: case 0b01000100: 3793: case 0b01001100: 3794: case 0b01010100: 3795: case 0b01011100: 3796: case 0b01100100: 3797: case 0b01101100: 3798: case 0b01110100: 3799: case 0b01111100: 3800: case 0b10000100: 3801: case 0b10001100: 3802: case 0b10010100: 3803: case 0b10011100: 3804: case 0b10100100: 3805: case 0b10101100: 3806: case 0b10110100: 3807: case 0b10111100: 3808: case 0b11000100: 3809: case 0b11001100: 3810: case 0b11010100: 3811: case 0b11011100: 3812: case 0b11100100: 3813: case 0b11101100: 3814: case 0b11110100: 3815: case 0b11111100: 3816: //レベル5 3817: XEiJ.mpuIRR &= ~XEiJ.MPU_SCC_INTERRUPT_MASK; //割り込みを受け付ける 3818: if ((t = Z8530.sccAcknowledge ()) != 0) { //デバイスにベクタ番号を要求して割り込み処理中の状態になったとき 3819: irpInterrupt (t, XEiJ.MPU_SCC_INTERRUPT_LEVEL); //割り込み処理を開始する 3820: } 3821: break; 3822: case 0b00010000: 3823: case 0b00110000: 3824: case 0b01010000: 3825: case 0b01110000: 3826: case 0b10010000: 3827: case 0b10110000: 3828: case 0b11010000: 3829: case 0b11110000: 3830: //レベル3 3831: XEiJ.mpuIRR &= ~XEiJ.MPU_DMA_INTERRUPT_MASK; //割り込みを受け付ける 3832: if ((t = HD63450.dmaAcknowledge ()) != 0) { //デバイスにベクタ番号を要求して割り込み処理中の状態になったとき 3833: irpInterrupt (t, XEiJ.MPU_DMA_INTERRUPT_LEVEL); //割り込み処理を開始する 3834: } 3835: break; 3836: case 0b00100000: 3837: case 0b01100000: 3838: case 0b10100000: 3839: case 0b11100000: 3840: //レベル2 3841: XEiJ.mpuIRR &= ~XEiJ.MPU_EB2_INTERRUPT_MASK; //割り込みを受け付ける 3842: if ((t = XEiJ.eb2Acknowledge ()) != 0) { //デバイスにベクタ番号を要求して割り込み処理中の状態になったとき 3843: irpInterrupt (t, XEiJ.MPU_EB2_INTERRUPT_LEVEL); //割り込み処理を開始する 3844: } 3845: break; 3846: case 0b01000000: 3847: case 0b11000000: 3848: //レベル1 3849: XEiJ.mpuIRR &= ~XEiJ.MPU_IOI_INTERRUPT_MASK; //割り込みを受け付ける 3850: if ((t = IOInterrupt.ioiAcknowledge ()) != 0) { //デバイスにベクタ番号を要求して割り込み処理中の状態になったとき 3851: irpInterrupt (t, XEiJ.MPU_IOI_INTERRUPT_LEVEL); //割り込み処理を開始する 3852: } 3853: break; 3854: } 3855: } else { 3856: t &= -t; 3857: // x&=-xはxの最下位の1のビットだけを残す演算 3858: // すなわちマスクされているレベルよりも高くて受け付けていない割り込みの中で最高レベルの割り込みのビットだけが残る 3859: // 最高レベルの割り込みのビットしか残っていないので、割り込みの有無をレベルの高い順ではなく使用頻度の高い順に調べられる 3860: // MFPやDMAの割り込みがかかる度にそれより優先度の高いインタラプトスイッチが押されていないかどうかを確かめる必要がない 3861: if (t == XEiJ.MPU_MFP_INTERRUPT_MASK) { 3862: XEiJ.mpuIRR &= ~XEiJ.MPU_MFP_INTERRUPT_MASK; //割り込みを受け付ける 3863: if ((t = MC68901.mfpAcknowledge ()) != 0) { //デバイスにベクタ番号を要求して割り込み処理中の状態になったとき 3864: irpInterrupt (t, XEiJ.MPU_MFP_INTERRUPT_LEVEL); //割り込み処理を開始する 3865: } 3866: } else if (t == XEiJ.MPU_DMA_INTERRUPT_MASK) { 3867: XEiJ.mpuIRR &= ~XEiJ.MPU_DMA_INTERRUPT_MASK; //割り込みを受け付ける 3868: if ((t = HD63450.dmaAcknowledge ()) != 0) { //デバイスにベクタ番号を要求して割り込み処理中の状態になったとき 3869: irpInterrupt (t, XEiJ.MPU_DMA_INTERRUPT_LEVEL); //割り込み処理を開始する 3870: } 3871: } else if (t == XEiJ.MPU_SCC_INTERRUPT_MASK) { 3872: XEiJ.mpuIRR &= ~XEiJ.MPU_SCC_INTERRUPT_MASK; //割り込みを受け付ける 3873: if ((t = Z8530.sccAcknowledge ()) != 0) { //デバイスにベクタ番号を要求して割り込み処理中の状態になったとき 3874: irpInterrupt (t, XEiJ.MPU_SCC_INTERRUPT_LEVEL); //割り込み処理を開始する 3875: } 3876: } else if (t == XEiJ.MPU_IOI_INTERRUPT_MASK) { 3877: XEiJ.mpuIRR &= ~XEiJ.MPU_IOI_INTERRUPT_MASK; //割り込みを受け付ける 3878: if ((t = IOInterrupt.ioiAcknowledge ()) != 0) { //デバイスにベクタ番号を要求して割り込み処理中の状態になったとき 3879: irpInterrupt (t, XEiJ.MPU_IOI_INTERRUPT_LEVEL); //割り込み処理を開始する 3880: } 3881: } else if (t == XEiJ.MPU_EB2_INTERRUPT_MASK) { 3882: XEiJ.mpuIRR &= ~XEiJ.MPU_EB2_INTERRUPT_MASK; //割り込みを受け付ける 3883: if ((t = XEiJ.eb2Acknowledge ()) != 0) { //デバイスにベクタ番号を要求して割り込み処理中の状態になったとき 3884: irpInterrupt (t, XEiJ.MPU_EB2_INTERRUPT_LEVEL); //割り込み処理を開始する 3885: } 3886: } else if (t == XEiJ.MPU_SYS_INTERRUPT_MASK) { 3887: XEiJ.mpuIRR &= ~XEiJ.MPU_SYS_INTERRUPT_MASK; //割り込みを受け付ける 3888: if ((t = XEiJ.sysAcknowledge ()) != 0) { //デバイスにベクタ番号を要求して割り込み処理中の状態になったとき 3889: irpInterrupt (t, XEiJ.MPU_SYS_INTERRUPT_LEVEL); //割り込み処理を開始する 3890: } 3891: } 3892: } 3893: } //if t!=0 3894: if (MC68901.MFP_DELAYED_INTERRUPT) { 3895: XEiJ.mpuIRR |= XEiJ.mpuDIRR; //遅延割り込み要求 3896: XEiJ.mpuDIRR = 0; 3897: } 3898: } //命令ループ 3899: } catch (M68kException e) { 3900: if (M68kException.m6eNumber == M68kException.M6E_WAIT_EXCEPTION) { //待機例外 3901: if (irpWaitException ()) { 3902: continue; 3903: } else { 3904: break errorLoop; 3905: } 3906: } 3907: if (M68kException.m6eNumber == M68kException.M6E_INSTRUCTION_BREAK_POINT) { //命令ブレークポイントによる停止 3908: XEiJ.regPC = XEiJ.regPC0; 3909: XEiJ.mpuStop1 (null); //"Instruction Break Point" 3910: break errorLoop; 3911: } 3912: XEiJ.mpuClockTime += XEiJ.mpuModifiedUnit * XEiJ.mpuCycleCount; 3913: //例外処理 3914: // ここで処理するのはベクタ番号が2～31の例外に限る。TRAP #n命令はインライン展開する 3915: // 使用頻度が高いと思われる例外はインライン展開するのでここには来ない 3916: // 例外処理をインライン展開する場合はMC68000とMC68030のコードを分けなければならずコードが冗長になる 3917: // 使用頻度が低いと思われる例外はインライン展開しない 3918: // セーブされるpcは以下の例外は命令の先頭、これ以外は次の命令 3919: // 2 BUS_ERROR 3920: // 3 ADDRESS_ERROR 3921: // 4 ILLEGAL_INSTRUCTION 3922: // 8 PRIVILEGE_VIOLATION 3923: // 10 LINE_1010_EMULATOR 3924: // 11 LINE_1111_EMULATOR 3925: // fedcba9876543210fedcba9876543210 3926: //if ((1 << M68kException.m6eNumber & 0b00000000000000000000110100011100) != 0) { 3927: // 0123456789abcdef0123456789abcdef 3928: if (0b00111000101100000000000000000000 << M68kException.m6eNumber < 0) { 3929: XEiJ.regPC = XEiJ.regPC0; //セーブされるpcは命令の先頭 3930: } 3931: try { 3932: int save_sr = XEiJ.regSRT1 | XEiJ.regSRS | XEiJ.regSRI | XEiJ.regCCR; 3933: int sp = XEiJ.regRn[15]; 3934: XEiJ.regSRT1 = 0; //srのTビットを消す 3935: if (XEiJ.regSRS == 0) { //ユーザモードのとき 3936: XEiJ.regSRS = XEiJ.REG_SR_S; //スーパーバイザモードへ移行する 3937: XEiJ.mpuUSP = sp; //USPを保存 3938: sp = XEiJ.mpuISP; //SSPを復元 3939: if (DataBreakPoint.DBP_ON) { 3940: DataBreakPoint.dbpMemoryMap = DataBreakPoint.dbpSuperMap; //スーパーバイザメモリマップに切り替える 3941: } else { 3942: XEiJ.busMemoryMap = XEiJ.busSuperMap; //スーパーバイザメモリマップに切り替える 3943: } 3944: if (InstructionBreakPoint.IBP_ON) { 3945: InstructionBreakPoint.ibpOp1MemoryMap = InstructionBreakPoint.ibpOp1SuperMap; 3946: } 3947: } 3948: if (M68kException.m6eNumber <= M68kException.M6E_ADDRESS_ERROR) { //バスエラーまたはアドレスエラー 3949: //ホストファイルシステムのデバイスコマンドを強制終了させる 3950: HFS.hfsState = HFS.HFS_STATE_IDLE; 3951: XEiJ.mpuClockTime += 50 * XEiJ.mpuModifiedUnit; 3952: XEiJ.regRn[15] = sp -= 14; 3953: XEiJ.busWl (sp + 10, XEiJ.regPC); //pushl。pcをプッシュする 3954: XEiJ.busWw (sp + 8, save_sr); //pushw。srをプッシュする 3955: XEiJ.busWw (sp + 6, XEiJ.regOC); //instruction register。バスエラーまたはアドレスエラーを発生させた命令の命令コード。アドレスを特定するときに使う 3956: XEiJ.busWl (sp + 2, M68kException.m6eAddress); //access address 3957: XEiJ.busWw (sp, M68kException.m6eDirection << 4); //r/w,i/n,fc。r/wのみ 3958: } else { 3959: XEiJ.regRn[15] = sp -= 6; 3960: XEiJ.busWl (sp + 2, XEiJ.regPC); //pushl。pcをプッシュする 3961: XEiJ.busWw (sp, save_sr); //pushw。srをプッシュする 3962: } 3963: irpSetPC (XEiJ.busRlsf (M68kException.m6eNumber << 2)); //例外ベクタを取り出してジャンプする 3964: if (XEiJ.dbgStopOnError) { //エラーで停止する場合 3965: if (XEiJ.dbgDoStopOnError ()) { 3966: break errorLoop; 3967: } 3968: } 3969: } catch (M68kException ee) { //ダブルバスフォルト 3970: XEiJ.dbgDoubleBusFault (); 3971: break errorLoop; 3972: } 3973: } //catch M68kException 3974: } //例外ループ 3975: 3976: // 通常 3977: // pc0 最後に実行した命令 3978: // pc 次に実行する命令 3979: // バスエラー、アドレスエラー、不当命令、特権違反で停止したとき 3980: // pc0 エラーを発生させた命令 3981: // pc 例外処理ルーチンの先頭 3982: // ダブルバスフォルトで停止したとき 3983: // pc0 エラーを発生させた命令 3984: // pc エラーを発生させた命令 3985: // 命令ブレークポイントで停止したとき 3986: // pc0 命令ブレークポイントが設定された、次に実行する命令 3987: // pc 命令ブレークポイントが設定された、次に実行する命令 3988: // データブレークポイントで停止したとき 3989: // pc0 データを書き換えた、最後に実行した命令 3990: // pc 次に実行する命令 3991: 3992: //分岐ログに停止レコードを記録する 3993: if (BranchLog.BLG_ON) { 3994: BranchLog.blgStop (); 3995: } 3996: 3997: } //mpuCore() 3998: 3999: 4000: 4001: //cont = irpWaitException () 4002: // 待機例外をキャッチしたとき 4003: public static boolean irpWaitException () { 4004: XEiJ.regPC = XEiJ.regPC0; //PCを巻き戻す 4005: XEiJ.regRn[8 + (XEiJ.regOC & 7)] += WaitInstruction.REWIND_AR[XEiJ.regOC >> 3]; //(Ar)+|-(Ar)で変化したArを巻き戻す 4006: try { 4007: //トレース例外を処理する 4008: if (XEiJ.mpuTraceFlag != 0) { //命令実行前にsrのTビットがセットされていた 4009: XEiJ.mpuCycleCount += 34; 4010: irpException (M68kException.M6E_TRACE, XEiJ.regPC, XEiJ.regSRT1 | XEiJ.regSRS | XEiJ.regSRI | XEiJ.regCCR); //pcは次の命令 4011: } 4012: //デバイスを呼び出す 4013: TickerQueue.tkqRun (XEiJ.mpuClockTime); 4014: //割り込みを受け付ける 4015: int t; 4016: if ((t = XEiJ.mpuIMR & XEiJ.mpuIRR) != 0) { //マスクされているレベルよりも高くて受け付けていない割り込みがあるとき 4017: t &= -t; 4018: // x&=-xはxの最下位の1のビットだけを残す演算 4019: // すなわちマスクされているレベルよりも高くて受け付けていない割り込みの中で最高レベルの割り込みのビットだけが残る 4020: // 最高レベルの割り込みのビットしか残っていないので、割り込みの有無をレベルの高い順ではなく使用頻度の高い順に調べられる 4021: // MFPやDMAの割り込みがかかる度にそれより優先度の高いインタラプトスイッチが押されていないかどうかを確かめる必要がない 4022: if (t == XEiJ.MPU_MFP_INTERRUPT_MASK) { 4023: XEiJ.mpuIRR &= ~XEiJ.MPU_MFP_INTERRUPT_MASK; //割り込みを受け付ける 4024: if ((t = MC68901.mfpAcknowledge ()) != 0) { //デバイスにベクタ番号を要求して割り込み処理中の状態になったとき 4025: irpInterrupt (t, XEiJ.MPU_MFP_INTERRUPT_LEVEL); //割り込み処理を開始する 4026: } 4027: } else if (t == XEiJ.MPU_DMA_INTERRUPT_MASK) { 4028: XEiJ.mpuIRR &= ~XEiJ.MPU_DMA_INTERRUPT_MASK; //割り込みを受け付ける 4029: if ((t = HD63450.dmaAcknowledge ()) != 0) { //デバイスにベクタ番号を要求して割り込み処理中の状態になったとき 4030: irpInterrupt (t, XEiJ.MPU_DMA_INTERRUPT_LEVEL); //割り込み処理を開始する 4031: } 4032: } else if (t == XEiJ.MPU_SCC_INTERRUPT_MASK) { 4033: XEiJ.mpuIRR &= ~XEiJ.MPU_SCC_INTERRUPT_MASK; //割り込みを受け付ける 4034: if ((t = Z8530.sccAcknowledge ()) != 0) { //デバイスにベクタ番号を要求して割り込み処理中の状態になったとき 4035: irpInterrupt (t, XEiJ.MPU_SCC_INTERRUPT_LEVEL); //割り込み処理を開始する 4036: } 4037: } else if (t == XEiJ.MPU_IOI_INTERRUPT_MASK) { 4038: XEiJ.mpuIRR &= ~XEiJ.MPU_IOI_INTERRUPT_MASK; //割り込みを受け付ける 4039: if ((t = IOInterrupt.ioiAcknowledge ()) != 0) { //デバイスにベクタ番号を要求して割り込み処理中の状態になったとき 4040: irpInterrupt (t, XEiJ.MPU_IOI_INTERRUPT_LEVEL); //割り込み処理を開始する 4041: } 4042: } else if (t == XEiJ.MPU_EB2_INTERRUPT_MASK) { 4043: XEiJ.mpuIRR &= ~XEiJ.MPU_EB2_INTERRUPT_MASK; //割り込みを受け付ける 4044: if ((t = XEiJ.eb2Acknowledge ()) != 0) { //デバイスにベクタ番号を要求して割り込み処理中の状態になったとき 4045: irpInterrupt (t, XEiJ.MPU_EB2_INTERRUPT_LEVEL); //割り込み処理を開始する 4046: } 4047: } else if (t == XEiJ.MPU_SYS_INTERRUPT_MASK) { 4048: XEiJ.mpuIRR &= ~XEiJ.MPU_SYS_INTERRUPT_MASK; //割り込みを受け付ける 4049: if ((t = XEiJ.sysAcknowledge ()) != 0) { //デバイスにベクタ番号を要求して割り込み処理中の状態になったとき 4050: irpInterrupt (t, XEiJ.MPU_SYS_INTERRUPT_LEVEL); //割り込み処理を開始する 4051: } 4052: } 4053: } //if t!=0 4054: if (MC68901.MFP_DELAYED_INTERRUPT) { 4055: XEiJ.mpuIRR |= XEiJ.mpuDIRR; //遅延割り込み要求 4056: XEiJ.mpuDIRR = 0; 4057: } 4058: } catch (M68kException e) { 4059: //!!! 待機例外処理中のバスエラーの処理は省略 4060: XEiJ.dbgDoubleBusFault (); 4061: return false; 4062: } //catch M68kException 4063: return true; 4064: } //irpWaitException 4065: 4066: 4067: 4068: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4069: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4070: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4071: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4072: //ORI.B #<data>,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0000_000_000_mmm_rrr-{data} 4073: //OR.B #<data>,<ea> |A|012346|-|-UUUU|-**00| M+-WXZ |0000_000_000_mmm_rrr-{data} [ORI.B #<data>,<ea>] 4074: //ORI.B #<data>,CCR |-|012346|-|*****|*****| |0000_000_000_111_100-{data} 4075: public static void irpOriByte () throws M68kException { 4076: int ea = XEiJ.regOC & 63; 4077: int z; 4078: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4079: z = XEiJ.busRbs ((XEiJ.regPC += 2) - 1); //pcbs 4080: } else { 4081: z = XEiJ.regPC; 4082: XEiJ.regPC = z + 2; 4083: z = XEiJ.busRbs (z + 1); //pcbs 4084: } 4085: if (ea < XEiJ.EA_AR) { //ORI.B #<data>,Dr 4086: if (XEiJ.DBG_ORI_BYTE_ZERO_D0) { 4087: if (z == 0 && ea == 0 && XEiJ.dbgOriByteZeroD0) { //ORI.B #$00,D0 4088: XEiJ.mpuCycleCount += 34; 4089: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 4090: throw M68kException.m6eSignal; 4091: } 4092: } 4093: XEiJ.mpuCycleCount += 8; 4094: z = XEiJ.regRn[ea] |= 255 & z; //0拡張してからOR 4095: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & z]; //ccr_tst_byte 4096: } else if (ea == XEiJ.EA_IM) { //ORI.B #<data>,CCR 4097: XEiJ.mpuCycleCount += 20; 4098: XEiJ.regCCR |= XEiJ.REG_CCR_MASK & z; 4099: } else { //ORI.B #<data>,<mem> 4100: XEiJ.mpuCycleCount += 12; 4101: int a = efaMltByte (ea); 4102: XEiJ.busWb (a, z |= XEiJ.busRbs (a)); 4103: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & z]; //ccr_tst_byte 4104: } 4105: } //irpOriByte 4106: 4107: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4108: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4109: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4110: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4111: //ORI.W #<data>,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0000_000_001_mmm_rrr-{data} 4112: //OR.W #<data>,<ea> |A|012346|-|-UUUU|-**00| M+-WXZ |0000_000_001_mmm_rrr-{data} [ORI.W #<data>,<ea>] 4113: //ORI.W #<data>,SR |-|012346|P|*****|*****| |0000_000_001_111_100-{data} 4114: public static void irpOriWord () throws M68kException { 4115: int ea = XEiJ.regOC & 63; 4116: if (ea < XEiJ.EA_AR) { //ORI.W #<data>,Dr 4117: int z; 4118: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4119: z = XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 4120: } else { 4121: z = XEiJ.regPC; 4122: XEiJ.regPC = z + 2; 4123: z = XEiJ.busRwse (z); //pcws 4124: } 4125: XEiJ.mpuCycleCount += 8; 4126: z = XEiJ.regRn[ea] |= (char) z; //0拡張してからOR 4127: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (char) z - 1 >> 31 & XEiJ.REG_CCR_Z | ((short) z < 0 ? XEiJ.REG_CCR_N : 0); //ccr_tst_word 4128: } else if (ea == XEiJ.EA_IM) { //ORI.W #<data>,SR 4129: if (XEiJ.regSRS == 0) { //ユーザモードのとき 4130: XEiJ.mpuCycleCount += 34; 4131: M68kException.m6eNumber = M68kException.M6E_PRIVILEGE_VIOLATION; 4132: throw M68kException.m6eSignal; 4133: } 4134: //以下はスーパーバイザモード 4135: XEiJ.mpuCycleCount += 20; 4136: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4137: irpSetSR (XEiJ.regSRT1 | XEiJ.regSRS | XEiJ.regSRI | XEiJ.regCCR | XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。特権違反チェックが先 4138: } else { 4139: int t = XEiJ.regPC; 4140: XEiJ.regPC = t + 2; 4141: irpSetSR (XEiJ.regSRT1 | XEiJ.regSRS | XEiJ.regSRI | XEiJ.regCCR | XEiJ.busRwse (t)); //pcws。特権違反チェックが先 4142: } 4143: } else { //ORI.W #<data>,<mem> 4144: int z; 4145: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4146: z = XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 4147: } else { 4148: z = XEiJ.regPC; 4149: XEiJ.regPC = z + 2; 4150: z = XEiJ.busRwse (z); //pcws 4151: } 4152: XEiJ.mpuCycleCount += 12; 4153: int a = efaMltWord (ea); 4154: XEiJ.busWw (a, z |= XEiJ.busRws (a)); 4155: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (char) z - 1 >> 31 & XEiJ.REG_CCR_Z | ((short) z < 0 ? XEiJ.REG_CCR_N : 0); //ccr_tst_word 4156: } 4157: } //irpOriWord 4158: 4159: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4160: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4161: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4162: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4163: //ORI.L #<data>,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0000_000_010_mmm_rrr-{data} 4164: //OR.L #<data>,<ea> |A|012346|-|-UUUU|-**00| M+-WXZ |0000_000_010_mmm_rrr-{data} [ORI.L #<data>,<ea>] 4165: public static void irpOriLong () throws M68kException { 4166: int ea = XEiJ.regOC & 63; 4167: int y; 4168: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4169: y = XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 4170: } else { 4171: y = XEiJ.regPC; 4172: XEiJ.regPC = y + 4; 4173: y = XEiJ.busRlse (y); //pcls 4174: } 4175: int z; 4176: if (ea < XEiJ.EA_AR) { //ORI.L #<data>,Dr 4177: XEiJ.mpuCycleCount += 16; 4178: z = XEiJ.regRn[ea] |= y; 4179: } else { //ORI.L #<data>,<mem> 4180: XEiJ.mpuCycleCount += 20; 4181: int a = efaMltLong (ea); 4182: XEiJ.busWl (a, z = XEiJ.busRls (a) | y); 4183: } 4184: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 4185: } //irpOriLong 4186: 4187: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4188: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4189: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4190: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4191: //BITREV.L Dr |-|------|-|-----|-----|D |0000_000_011_000_rrr (ISA_C) 4192: // 4193: //BITREV.L Dr 4194: // Drのビットの並びを逆順にする。CCRは変化しない 4195: public static void irpCmp2Chk2Byte () throws M68kException { 4196: int ea = XEiJ.regOC & 63; 4197: if (ea < XEiJ.EA_AR) { //BITREV.L Dr 4198: XEiJ.mpuCycleCount += 4; 4199: if (XEiJ.IRP_BITREV_REVERSE) { //2.83ns 0x0f801f3c 4200: XEiJ.regRn[ea] = Integer.reverse (XEiJ.regRn[ea]); 4201: } else if (XEiJ.IRP_BITREV_SHIFT) { //2.57ns 0x0f801f3c 4202: int x = XEiJ.regRn[ea]; 4203: x = x << 16 | x >>> 16; 4204: x = x << 8 & 0xff00ff00 | x >>> 8 & 0x00ff00ff; 4205: x = x << 4 & 0xf0f0f0f0 | x >>> 4 & 0x0f0f0f0f; 4206: x = x << 2 & 0xcccccccc | x >>> 2 & 0x33333333; 4207: XEiJ.regRn[ea] = x << 1 & 0xaaaaaaaa | x >>> 1 & 0x55555555; 4208: } else if (XEiJ.IRP_BITREV_TABLE) { //1.57ns 0x0f801f3c 4209: int x = XEiJ.regRn[ea]; 4210: XEiJ.regRn[ea] = XEiJ.MPU_BITREV_TABLE_0[x & 2047] | XEiJ.MPU_BITREV_TABLE_1[x << 10 >>> 21] | XEiJ.MPU_BITREV_TABLE_2[x >>> 22]; 4211: } 4212: } else { //CMP2/CHK2.B <ea>,Rn 4213: //プロセッサの判別に使われることがあるのでMC68000ではCMP2/CHK2をエラーにしなければならない 4214: XEiJ.mpuCycleCount += 34; 4215: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 4216: throw M68kException.m6eSignal; 4217: } 4218: } //irpCmp2Chk2Byte 4219: 4220: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4221: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4222: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4223: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4224: //BTST.L Dq,Dr |-|012346|-|--U--|--*--|D |0000_qqq_100_000_rrr 4225: //MOVEP.W (d16,Ar),Dq |-|01234S|-|-----|-----| |0000_qqq_100_001_rrr-{data} 4226: //BTST.B Dq,<ea> |-|012346|-|--U--|--*--| M+-WXZPI|0000_qqq_100_mmm_rrr 4227: public static void irpBtstReg () throws M68kException { 4228: int ea = XEiJ.regOC & 63; 4229: int qqq = XEiJ.regOC >> 9; //qqq 4230: if (ea >> 3 == XEiJ.MMM_AR) { //MOVEP.W (d16,Ar),Dq 4231: XEiJ.mpuCycleCount += 16; 4232: int a; 4233: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4234: a = XEiJ.regRn[ea] + XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws。このr[ea]はアドレスレジスタ 4235: } else { 4236: a = XEiJ.regPC; 4237: XEiJ.regPC = a + 2; 4238: a = XEiJ.regRn[ea] + XEiJ.busRwse (a); //pcws。このr[ea]はアドレスレジスタ 4239: } 4240: XEiJ.regRn[qqq] = ~0xffff & XEiJ.regRn[qqq] | XEiJ.busRbz (a) << 8 | XEiJ.busRbz (a + 2); //Javaは評価順序が保証されている 4241: } else { //BTST.L Dq,Dr/<ea> 4242: int y = XEiJ.regRn[qqq]; 4243: if (ea < XEiJ.EA_AR) { //BTST.L Dq,Dr 4244: XEiJ.mpuCycleCount += 6; 4245: XEiJ.regCCR = XEiJ.regCCR & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_N | XEiJ.REG_CCR_V | XEiJ.REG_CCR_C) | (~XEiJ.regRn[ea] >>> y & 1) << 2; //ccr_btst。intのシフトは5bitでマスクされるので&31を省略 4246: } else { //BTST.B Dq,<ea> 4247: XEiJ.mpuCycleCount += 4; 4248: XEiJ.regCCR = XEiJ.regCCR & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_N | XEiJ.REG_CCR_V | XEiJ.REG_CCR_C) | (~XEiJ.busRbs (efaAnyByte (ea)) >>> (y & 7) & 1) << 2; //ccr_btst 4249: } 4250: } 4251: } //irpBtstReg 4252: 4253: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4254: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4255: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4256: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4257: //BCHG.L Dq,Dr |-|012346|-|--U--|--*--|D |0000_qqq_101_000_rrr 4258: //MOVEP.L (d16,Ar),Dq |-|01234S|-|-----|-----| |0000_qqq_101_001_rrr-{data} 4259: //BCHG.B Dq,<ea> |-|012346|-|--U--|--*--| M+-WXZ |0000_qqq_101_mmm_rrr 4260: public static void irpBchgReg () throws M68kException { 4261: int ea = XEiJ.regOC & 63; 4262: int qqq = XEiJ.regOC >> 9; //qqq 4263: if (ea >> 3 == XEiJ.MMM_AR) { //MOVEP.L (d16,Ar),Dq 4264: XEiJ.mpuCycleCount += 24; 4265: int a; 4266: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4267: a = XEiJ.regRn[ea] + XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws。このr[ea]はアドレスレジスタ 4268: } else { 4269: a = XEiJ.regPC; 4270: XEiJ.regPC = a + 2; 4271: a = XEiJ.regRn[ea] + XEiJ.busRwse (a); //pcws。このr[ea]はアドレスレジスタ 4272: } 4273: XEiJ.regRn[qqq] = XEiJ.busRbs (a) << 24 | XEiJ.busRbz (a + 2) << 16 | XEiJ.busRbz (a + 4) << 8 | XEiJ.busRbz (a + 6); //Javaは評価順序が保証されている 4274: } else { //BCHG.L Dq,Dr/<ea> 4275: int x; 4276: int y = XEiJ.regRn[qqq]; 4277: if (ea < XEiJ.EA_AR) { //BCHG.L Dq,Dr 4278: XEiJ.regRn[ea] = (x = XEiJ.regRn[ea]) ^ (y = 1 << y); //intのシフトは5bitでマスクされるので1<<(y&0x1f)の&0x1fを省略 4279: XEiJ.mpuCycleCount += (char) y != 0 ? 6 : 8; //(0xffff&y)!=0 4280: } else { //BCHG.B Dq,<ea> 4281: XEiJ.mpuCycleCount += 8; 4282: int a = efaMltByte (ea); 4283: XEiJ.busWb (a, (x = XEiJ.busRbs (a)) ^ (y = 1 << (y & 7))); 4284: } 4285: XEiJ.regCCR = XEiJ.regCCR & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_N | XEiJ.REG_CCR_V | XEiJ.REG_CCR_C) | (x & y) - 1 >>> 31 << 2; //ccr_btst 4286: } 4287: } //irpBchgReg 4288: 4289: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4290: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4291: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4292: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4293: //BCLR.L Dq,Dr |-|012346|-|--U--|--*--|D |0000_qqq_110_000_rrr 4294: //MOVEP.W Dq,(d16,Ar) |-|01234S|-|-----|-----| |0000_qqq_110_001_rrr-{data} 4295: //BCLR.B Dq,<ea> |-|012346|-|--U--|--*--| M+-WXZ |0000_qqq_110_mmm_rrr 4296: public static void irpBclrReg () throws M68kException { 4297: int ea = XEiJ.regOC & 63; 4298: int y = XEiJ.regRn[XEiJ.regOC >> 9]; //qqq 4299: if (ea >> 3 == XEiJ.MMM_AR) { //MOVEP.W Dq,(d16,Ar) 4300: XEiJ.mpuCycleCount += 16; 4301: int a; 4302: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4303: a = XEiJ.regRn[ea] + XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws。このr[ea]はアドレスレジスタ 4304: } else { 4305: a = XEiJ.regPC; 4306: XEiJ.regPC = a + 2; 4307: a = XEiJ.regRn[ea] + XEiJ.busRwse (a); //pcws。このr[ea]はアドレスレジスタ 4308: } 4309: XEiJ.busWb (a, y >> 8); 4310: XEiJ.busWb (a + 2, y); 4311: } else { //BCLR.L Dq,Dr/<ea> 4312: int x; 4313: if (ea < XEiJ.EA_AR) { //BCLR.L Dq,Dr 4314: XEiJ.regRn[ea] = (x = XEiJ.regRn[ea]) & ~(y = 1 << y); //intのシフトは5bitでマスクされるので1<<(y&0x1f)の&0x1fを省略 4315: XEiJ.mpuCycleCount += (char) y != 0 ? 8 : 10; //(0xffff&y)!=0 4316: } else { //BCLR.B Dq,<ea> 4317: XEiJ.mpuCycleCount += 8; 4318: int a = efaMltByte (ea); 4319: XEiJ.busWb (a, (x = XEiJ.busRbs (a)) & ~(y = 1 << (y & 7))); 4320: } 4321: XEiJ.regCCR = XEiJ.regCCR & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_N | XEiJ.REG_CCR_V | XEiJ.REG_CCR_C) | (x & y) - 1 >>> 31 << 2; //ccr_btst 4322: } 4323: } //irpBclrReg 4324: 4325: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4326: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4327: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4328: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4329: //BSET.L Dq,Dr |-|012346|-|--U--|--*--|D |0000_qqq_111_000_rrr 4330: //MOVEP.L Dq,(d16,Ar) |-|01234S|-|-----|-----| |0000_qqq_111_001_rrr-{data} 4331: //BSET.B Dq,<ea> |-|012346|-|--U--|--*--| M+-WXZ |0000_qqq_111_mmm_rrr 4332: public static void irpBsetReg () throws M68kException { 4333: int ea = XEiJ.regOC & 63; 4334: int y = XEiJ.regRn[XEiJ.regOC >> 9]; //qqq 4335: if (ea >> 3 == XEiJ.MMM_AR) { //MOVEP.L Dq,(d16,Ar) 4336: XEiJ.mpuCycleCount += 24; 4337: int a; 4338: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4339: a = XEiJ.regRn[ea] + XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws。このr[ea]はアドレスレジスタ 4340: } else { 4341: a = XEiJ.regPC; 4342: XEiJ.regPC = a + 2; 4343: a = XEiJ.regRn[ea] + XEiJ.busRwse (a); //pcws。このr[ea]はアドレスレジスタ 4344: } 4345: XEiJ.busWb (a, y >> 24); 4346: XEiJ.busWb (a + 2, y >> 16); 4347: XEiJ.busWb (a + 4, y >> 8); 4348: XEiJ.busWb (a + 6, y); 4349: } else { //BSET.L Dq,Dr/<ea> 4350: int x; 4351: if (ea < XEiJ.EA_AR) { //BSET.L Dq,Dr 4352: XEiJ.regRn[ea] = (x = XEiJ.regRn[ea]) | (y = 1 << y); //intのシフトは5bitでマスクされるので1<<(y&0x1f)の&0x1fを省略 4353: XEiJ.mpuCycleCount += (char) y != 0 ? 6 : 8; //(0xffff&y)!=0 4354: } else { //BSET.B Dq,<ea> 4355: XEiJ.mpuCycleCount += 8; 4356: int a = efaMltByte (ea); 4357: XEiJ.busWb (a, (x = XEiJ.busRbs (a)) | (y = 1 << (y & 7))); 4358: } 4359: XEiJ.regCCR = XEiJ.regCCR & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_N | XEiJ.REG_CCR_V | XEiJ.REG_CCR_C) | (x & y) - 1 >>> 31 << 2; //ccr_btst 4360: } 4361: } //irpBsetReg 4362: 4363: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4364: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4365: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4366: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4367: //ANDI.B #<data>,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0000_001_000_mmm_rrr-{data} 4368: //AND.B #<data>,<ea> |A|012346|-|-UUUU|-**00| M+-WXZ |0000_001_000_mmm_rrr-{data} [ANDI.B #<data>,<ea>] 4369: //ANDI.B #<data>,CCR |-|012346|-|*****|*****| |0000_001_000_111_100-{data} 4370: public static void irpAndiByte () throws M68kException { 4371: int ea = XEiJ.regOC & 63; 4372: int z; 4373: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4374: z = XEiJ.busRbs ((XEiJ.regPC += 2) - 1); //pcbs 4375: } else { 4376: z = XEiJ.regPC; 4377: XEiJ.regPC = z + 2; 4378: z = XEiJ.busRbs (z + 1); //pcbs 4379: } 4380: if (ea < XEiJ.EA_AR) { //ANDI.B #<data>,Dr 4381: XEiJ.mpuCycleCount += 8; 4382: z = XEiJ.regRn[ea] &= ~255 | z; //1拡張してからAND 4383: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & z]; //ccr_tst_byte 4384: } else if (ea == XEiJ.EA_IM) { //ANDI.B #<data>,CCR 4385: XEiJ.mpuCycleCount += 20; 4386: XEiJ.regCCR &= z; 4387: } else { //ANDI.B #<data>,<mem> 4388: XEiJ.mpuCycleCount += 12; 4389: int a = efaMltByte (ea); 4390: XEiJ.busWb (a, z &= XEiJ.busRbs (a)); 4391: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & z]; //ccr_tst_byte 4392: } 4393: } //irpAndiByte 4394: 4395: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4396: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4397: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4398: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4399: //ANDI.W #<data>,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0000_001_001_mmm_rrr-{data} 4400: //AND.W #<data>,<ea> |A|012346|-|-UUUU|-**00| M+-WXZ |0000_001_001_mmm_rrr-{data} [ANDI.W #<data>,<ea>] 4401: //ANDI.W #<data>,SR |-|012346|P|*****|*****| |0000_001_001_111_100-{data} 4402: public static void irpAndiWord () throws M68kException { 4403: int ea = XEiJ.regOC & 63; 4404: if (ea < XEiJ.EA_AR) { //ANDI.W #<data>,Dr 4405: int z; 4406: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4407: z = XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 4408: } else { 4409: z = XEiJ.regPC; 4410: XEiJ.regPC = z + 2; 4411: z = XEiJ.busRwse (z); //pcws 4412: } 4413: XEiJ.mpuCycleCount += 8; 4414: z = XEiJ.regRn[ea] &= ~65535 | z; //1拡張してからAND 4415: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (char) z - 1 >> 31 & XEiJ.REG_CCR_Z | ((short) z < 0 ? XEiJ.REG_CCR_N : 0); //ccr_tst_word 4416: } else if (ea == XEiJ.EA_IM) { //ANDI.W #<data>,SR 4417: if (XEiJ.regSRS == 0) { //ユーザモードのとき 4418: XEiJ.mpuCycleCount += 34; 4419: M68kException.m6eNumber = M68kException.M6E_PRIVILEGE_VIOLATION; 4420: throw M68kException.m6eSignal; 4421: } 4422: //以下はスーパーバイザモード 4423: XEiJ.mpuCycleCount += 20; 4424: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4425: irpSetSR ((XEiJ.regSRT1 | XEiJ.regSRS | XEiJ.regSRI | XEiJ.regCCR) & XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。特権違反チェックが先 4426: } else { 4427: int t = XEiJ.regPC; 4428: XEiJ.regPC = t + 2; 4429: irpSetSR ((XEiJ.regSRT1 | XEiJ.regSRS | XEiJ.regSRI | XEiJ.regCCR) & XEiJ.busRwse (t)); //pcws。特権違反チェックが先 4430: } 4431: } else { //ANDI.W #<data>,<mem> 4432: int z; 4433: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4434: z = XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 4435: } else { 4436: z = XEiJ.regPC; 4437: XEiJ.regPC = z + 2; 4438: z = XEiJ.busRwse (z); //pcws 4439: } 4440: XEiJ.mpuCycleCount += 12; 4441: int a = efaMltWord (ea); 4442: XEiJ.busWw (a, z &= XEiJ.busRws (a)); 4443: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (char) z - 1 >> 31 & XEiJ.REG_CCR_Z | ((short) z < 0 ? XEiJ.REG_CCR_N : 0); //ccr_tst_word 4444: } 4445: } //irpAndiWord 4446: 4447: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4448: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4449: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4450: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4451: //ANDI.L #<data>,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0000_001_010_mmm_rrr-{data} 4452: //AND.L #<data>,<ea> |A|012346|-|-UUUU|-**00| M+-WXZ |0000_001_010_mmm_rrr-{data} [ANDI.L #<data>,<ea>] 4453: public static void irpAndiLong () throws M68kException { 4454: int ea = XEiJ.regOC & 63; 4455: int y; 4456: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4457: y = XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 4458: } else { 4459: y = XEiJ.regPC; 4460: XEiJ.regPC = y + 4; 4461: y = XEiJ.busRlse (y); //pcls 4462: } 4463: int z; 4464: if (ea < XEiJ.EA_AR) { //ANDI.L #<data>,Dr 4465: XEiJ.mpuCycleCount += 16; 4466: z = XEiJ.regRn[ea] &= y; 4467: } else { //ANDI.L #<data>,<mem> 4468: XEiJ.mpuCycleCount += 20; 4469: int a = efaMltLong (ea); 4470: XEiJ.busWl (a, z = XEiJ.busRls (a) & y); 4471: } 4472: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 4473: } //irpAndiLong 4474: 4475: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4476: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4477: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4478: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4479: //BYTEREV.L Dr |-|------|-|-----|-----|D |0000_001_011_000_rrr (ISA_C) 4480: // 4481: //BYTEREV.L Dr 4482: // Drのバイトの並びを逆順にする。CCRは変化しない 4483: public static void irpCmp2Chk2Word () throws M68kException { 4484: int ea = XEiJ.regOC & 63; 4485: if (ea < XEiJ.EA_AR) { //BYTEREV.L Dr 4486: XEiJ.mpuCycleCount += 4; 4487: if (true) { //0.10ns-0.18ns 0x782750ec 4488: XEiJ.regRn[ea] = Integer.reverseBytes (XEiJ.regRn[ea]); 4489: } else { //1.06ns 0x782750ec 4490: int x = XEiJ.regRn[ea]; 4491: XEiJ.regRn[ea] = x << 24 | x << 8 & 0x00ff0000 | x >>> 8 & 0x0000ff00 | x >>> 24; 4492: } 4493: } else { //CMP2/CHK2.W <ea>,Rn 4494: //プロセッサの判別に使われることがあるのでMC68000ではCMP2/CHK2をエラーにしなければならない 4495: XEiJ.mpuCycleCount += 34; 4496: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 4497: throw M68kException.m6eSignal; 4498: } 4499: } //irpCmp2Chk2Word 4500: 4501: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4502: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4503: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4504: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4505: //SUBI.B #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0000_010_000_mmm_rrr-{data} 4506: //SUB.B #<data>,<ea> |A|012346|-|UUUUU|*****| M+-WXZ |0000_010_000_mmm_rrr-{data} [SUBI.B #<data>,<ea>] 4507: public static void irpSubiByte () throws M68kException { 4508: int ea = XEiJ.regOC & 63; 4509: int x; 4510: int y; 4511: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4512: y = XEiJ.busRbs ((XEiJ.regPC += 2) - 1); //pcbs 4513: } else { 4514: y = XEiJ.regPC; 4515: XEiJ.regPC = y + 2; 4516: y = XEiJ.busRbs (y + 1); //pcbs 4517: } 4518: int z; 4519: if (ea < XEiJ.EA_AR) { //SUBI.B #<data>,Dr 4520: XEiJ.mpuCycleCount += 8; 4521: z = (byte) (XEiJ.regRn[ea] = ~0xff & (x = XEiJ.regRn[ea]) | 0xff & (x = (byte) x) - y); 4522: } else { //SUBI.B #<data>,<mem> 4523: XEiJ.mpuCycleCount += 12; 4524: int a = efaMltByte (ea); 4525: XEiJ.busWb (a, z = (byte) ((x = XEiJ.busRbs (a)) - y)); 4526: } 4527: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | 4528: ((x ^ y) & (x ^ z)) >>> 31 << 1 | 4529: (x & (y ^ z) ^ (y | z)) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_sub 4530: } //irpSubiByte 4531: 4532: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4533: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4534: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4535: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4536: //SUBI.W #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0000_010_001_mmm_rrr-{data} 4537: //SUB.W #<data>,<ea> |A|012346|-|UUUUU|*****| M+-WXZ |0000_010_001_mmm_rrr-{data} [SUBI.W #<data>,<ea>] 4538: public static void irpSubiWord () throws M68kException { 4539: int ea = XEiJ.regOC & 63; 4540: int x; 4541: int y; 4542: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4543: y = XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 4544: } else { 4545: y = XEiJ.regPC; 4546: XEiJ.regPC = y + 2; 4547: y = XEiJ.busRwse (y); //pcws 4548: } 4549: int z; 4550: if (ea < XEiJ.EA_AR) { //SUBI.W #<data>,Dr 4551: XEiJ.mpuCycleCount += 8; 4552: z = (short) (XEiJ.regRn[ea] = ~0xffff & (x = XEiJ.regRn[ea]) | (char) ((x = (short) x) - y)); 4553: } else { //SUBI.W #<data>,<mem> 4554: XEiJ.mpuCycleCount += 12; 4555: int a = efaMltWord (ea); 4556: XEiJ.busWw (a, z = (short) ((x = XEiJ.busRws (a)) - y)); 4557: } 4558: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | 4559: ((x ^ y) & (x ^ z)) >>> 31 << 1 | 4560: (x & (y ^ z) ^ (y | z)) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_sub 4561: } //irpSubiWord 4562: 4563: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4564: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4565: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4566: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4567: //SUBI.L #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0000_010_010_mmm_rrr-{data} 4568: //SUB.L #<data>,<ea> |A|012346|-|UUUUU|*****| M+-WXZ |0000_010_010_mmm_rrr-{data} [SUBI.L #<data>,<ea>] 4569: public static void irpSubiLong () throws M68kException { 4570: int ea = XEiJ.regOC & 63; 4571: int x; 4572: int y; 4573: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4574: y = XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 4575: } else { 4576: y = XEiJ.regPC; 4577: XEiJ.regPC = y + 4; 4578: y = XEiJ.busRlse (y); //pcls 4579: } 4580: int z; 4581: if (ea < XEiJ.EA_AR) { //SUBI.L #<data>,Dr 4582: XEiJ.mpuCycleCount += 16; 4583: XEiJ.regRn[ea] = z = (x = XEiJ.regRn[ea]) - y; 4584: } else { //SUBI.L #<data>,<mem> 4585: XEiJ.mpuCycleCount += 20; 4586: int a = efaMltLong (ea); 4587: XEiJ.busWl (a, z = (x = XEiJ.busRls (a)) - y); 4588: } 4589: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | 4590: ((x ^ y) & (x ^ z)) >>> 31 << 1 | 4591: (x & (y ^ z) ^ (y | z)) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_sub 4592: } //irpSubiLong 4593: 4594: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4595: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4596: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4597: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4598: //FF1.L Dr |-|------|-|-UUUU|-**00|D |0000_010_011_000_rrr (ISA_C) 4599: // 4600: //FF1.L Dr 4601: // Drの最上位の1のbit31からのオフセットをDrに格納する 4602: // Drが0のときは32になる 4603: public static void irpCmp2Chk2Long () throws M68kException { 4604: int ea = XEiJ.regOC & 63; 4605: if (ea < XEiJ.EA_AR) { //FF1.L Dr 4606: XEiJ.mpuCycleCount += 4; 4607: int z = XEiJ.regRn[ea]; 4608: if (true) { 4609: XEiJ.regRn[ea] = Integer.numberOfLeadingZeros (z); 4610: } else { 4611: if (z == 0) { 4612: XEiJ.regRn[ea] = 32; 4613: } else { 4614: int k = -(z >>> 16) >> 16 & 16; 4615: k += -(z >>> k + 8) >> 8 & 8; 4616: k += -(z >>> k + 4) >> 4 & 4; 4617: // bit3 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 4618: // bit2 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 4619: // bit1 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 4620: // bit0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 4621: XEiJ.regRn[ea] = ((0b11_11_11_11_11_11_11_11_10_10_10_10_01_01_00_00 >>> (z >>> k << 1)) & 3) + k; //intのシフトカウントは下位5bitだけが使用される 4622: } 4623: } 4624: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 4625: } else { //CMP2/CHK2.L <ea>,Rn 4626: //プロセッサの判別に使われることがあるのでMC68000ではCMP2/CHK2をエラーにしなければならない 4627: XEiJ.mpuCycleCount += 34; 4628: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 4629: throw M68kException.m6eSignal; 4630: } 4631: } //irpCmp2Chk2Long 4632: 4633: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4634: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4635: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4636: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4637: //ADDI.B #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0000_011_000_mmm_rrr-{data} 4638: public static void irpAddiByte () throws M68kException { 4639: int ea = XEiJ.regOC & 63; 4640: int x; 4641: int y; 4642: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4643: y = XEiJ.busRbs ((XEiJ.regPC += 2) - 1); //pcbs 4644: } else { 4645: y = XEiJ.regPC; 4646: XEiJ.regPC = y + 2; 4647: y = XEiJ.busRbs (y + 1); //pcbs 4648: } 4649: int z; 4650: if (ea < XEiJ.EA_AR) { //ADDI.B #<data>,Dr 4651: XEiJ.mpuCycleCount += 8; 4652: z = (byte) (XEiJ.regRn[ea] = ~0xff & (x = XEiJ.regRn[ea]) | 0xff & (x = (byte) x) + y); 4653: } else { //ADDI.B #<data>,<mem> 4654: XEiJ.mpuCycleCount += 12; 4655: int a = efaMltByte (ea); 4656: XEiJ.busWb (a, z = (byte) ((x = XEiJ.busRbs (a)) + y)); 4657: } 4658: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | 4659: ((x ^ z) & (y ^ z)) >>> 31 << 1 | 4660: ((x | y) ^ (x ^ y) & z) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_add 4661: } //irpAddiByte 4662: 4663: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4664: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4665: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4666: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4667: //ADDI.W #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0000_011_001_mmm_rrr-{data} 4668: public static void irpAddiWord () throws M68kException { 4669: int ea = XEiJ.regOC & 63; 4670: int x; 4671: int y; 4672: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4673: y = XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 4674: } else { 4675: y = XEiJ.regPC; 4676: XEiJ.regPC = y + 2; 4677: y = XEiJ.busRwse (y); //pcws 4678: } 4679: int z; 4680: if (ea < XEiJ.EA_AR) { //ADDI.W #<data>,Dr 4681: XEiJ.mpuCycleCount += 8; 4682: z = (short) (XEiJ.regRn[ea] = ~0xffff & (x = XEiJ.regRn[ea]) | (char) ((x = (short) x) + y)); 4683: } else { //ADDI.W #<data>,<mem> 4684: XEiJ.mpuCycleCount += 12; 4685: int a = efaMltWord (ea); 4686: XEiJ.busWw (a, z = (short) ((x = XEiJ.busRws (a)) + y)); 4687: } 4688: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | 4689: ((x ^ z) & (y ^ z)) >>> 31 << 1 | 4690: ((x | y) ^ (x ^ y) & z) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_add 4691: } //irpAddiWord 4692: 4693: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4694: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4695: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4696: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4697: //ADDI.L #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0000_011_010_mmm_rrr-{data} 4698: public static void irpAddiLong () throws M68kException { 4699: int ea = XEiJ.regOC & 63; 4700: int x; 4701: int y; 4702: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4703: y = XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 4704: } else { 4705: y = XEiJ.regPC; 4706: XEiJ.regPC = y + 4; 4707: y = XEiJ.busRlse (y); //pcls 4708: } 4709: int z; 4710: if (ea < XEiJ.EA_AR) { //ADDI.L #<data>,Dr 4711: XEiJ.mpuCycleCount += 16; 4712: XEiJ.regRn[ea] = z = (x = XEiJ.regRn[ea]) + y; 4713: } else { //ADDI.L #<data>,<mem> 4714: XEiJ.mpuCycleCount += 20; 4715: int a = efaMltLong (ea); 4716: XEiJ.busWl (a, z = (x = XEiJ.busRls (a)) + y); 4717: } 4718: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | 4719: ((x ^ z) & (y ^ z)) >>> 31 << 1 | 4720: ((x | y) ^ (x ^ y) & z) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_add 4721: } //irpAddiLong 4722: 4723: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4724: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4725: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4726: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4727: //BTST.L #<data>,Dr |-|012346|-|--U--|--*--|D |0000_100_000_000_rrr-{data} 4728: //BTST.B #<data>,<ea> |-|012346|-|--U--|--*--| M+-WXZP |0000_100_000_mmm_rrr-{data} 4729: public static void irpBtstImm () throws M68kException { 4730: int ea = XEiJ.regOC & 63; 4731: int y; 4732: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4733: y = XEiJ.busRbs ((XEiJ.regPC += 2) - 1); //pcbs 4734: } else { 4735: y = XEiJ.regPC; 4736: XEiJ.regPC = y + 2; 4737: y = XEiJ.busRbs (y + 1); //pcbs 4738: } 4739: if (ea < XEiJ.EA_AR) { //BTST.L #<data>,Dr 4740: XEiJ.mpuCycleCount += 10; 4741: XEiJ.regCCR = XEiJ.regCCR & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_N | XEiJ.REG_CCR_V | XEiJ.REG_CCR_C) | (~XEiJ.regRn[ea] >>> y & 1) << 2; //ccr_btst。intのシフトは5bitでマスクされるので&31を省略 4742: } else { //BTST.B #<data>,<ea> 4743: XEiJ.mpuCycleCount += 8; 4744: XEiJ.regCCR = XEiJ.regCCR & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_N | XEiJ.REG_CCR_V | XEiJ.REG_CCR_C) | (~XEiJ.busRbs (efaMemByte (ea)) >>> (y & 7) & 1) << 2; //ccr_btst 4745: } 4746: } //irpBtstImm 4747: 4748: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4749: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4750: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4751: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4752: //BCHG.L #<data>,Dr |-|012346|-|--U--|--*--|D |0000_100_001_000_rrr-{data} 4753: //BCHG.B #<data>,<ea> |-|012346|-|--U--|--*--| M+-WXZ |0000_100_001_mmm_rrr-{data} 4754: public static void irpBchgImm () throws M68kException { 4755: int ea = XEiJ.regOC & 63; 4756: int x; 4757: int y; 4758: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4759: y = XEiJ.busRbs ((XEiJ.regPC += 2) - 1); //pcbs 4760: } else { 4761: y = XEiJ.regPC; 4762: XEiJ.regPC = y + 2; 4763: y = XEiJ.busRbs (y + 1); //pcbs 4764: } 4765: if (ea < XEiJ.EA_AR) { //BCHG.L #<data>,Dr 4766: XEiJ.regRn[ea] = (x = XEiJ.regRn[ea]) ^ (y = 1 << y); //intのシフトは5bitでマスクされるので1<<(y&0x1f)の&0x1fを省略 4767: XEiJ.mpuCycleCount += (char) y != 0 ? 10 : 12; //(0xffff&y)!=0 4768: } else { //BCHG.B #<data>,<ea> 4769: XEiJ.mpuCycleCount += 12; 4770: int a = efaMltByte (ea); 4771: XEiJ.busWb (a, (x = XEiJ.busRbs (a)) ^ (y = 1 << (y & 7))); 4772: } 4773: XEiJ.regCCR = XEiJ.regCCR & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_N | XEiJ.REG_CCR_V | XEiJ.REG_CCR_C) | (x & y) - 1 >>> 31 << 2; //ccr_btst 4774: } //irpBchgImm 4775: 4776: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4777: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4778: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4779: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4780: //BCLR.L #<data>,Dr |-|012346|-|--U--|--*--|D |0000_100_010_000_rrr-{data} 4781: //BCLR.B #<data>,<ea> |-|012346|-|--U--|--*--| M+-WXZ |0000_100_010_mmm_rrr-{data} 4782: public static void irpBclrImm () throws M68kException { 4783: int ea = XEiJ.regOC & 63; 4784: int x; 4785: int y; 4786: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4787: y = XEiJ.busRbs ((XEiJ.regPC += 2) - 1); //pcbs 4788: } else { 4789: y = XEiJ.regPC; 4790: XEiJ.regPC = y + 2; 4791: y = XEiJ.busRbs (y + 1); //pcbs 4792: } 4793: if (ea < XEiJ.EA_AR) { //BCLR.L #<data>,Dr 4794: XEiJ.regRn[ea] = (x = XEiJ.regRn[ea]) & ~(y = 1 << y); //intのシフトは5bitでマスクされるので1<<(y&0x1f)の&0x1fを省略 4795: XEiJ.mpuCycleCount += (char) y != 0 ? 12 : 14; //(0xffff&y)!=0 4796: } else { //BCLR.B #<data>,<ea> 4797: XEiJ.mpuCycleCount += 12; 4798: int a = efaMltByte (ea); 4799: XEiJ.busWb (a, (x = XEiJ.busRbs (a)) & ~(y = 1 << (y & 7))); 4800: } 4801: XEiJ.regCCR = XEiJ.regCCR & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_N | XEiJ.REG_CCR_V | XEiJ.REG_CCR_C) | (x & y) - 1 >>> 31 << 2; //ccr_btst 4802: } //irpBclrImm 4803: 4804: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4805: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4806: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4807: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4808: //BSET.L #<data>,Dr |-|012346|-|--U--|--*--|D |0000_100_011_000_rrr-{data} 4809: //BSET.B #<data>,<ea> |-|012346|-|--U--|--*--| M+-WXZ |0000_100_011_mmm_rrr-{data} 4810: public static void irpBsetImm () throws M68kException { 4811: int ea = XEiJ.regOC & 63; 4812: int x; 4813: int y; 4814: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4815: y = XEiJ.busRbs ((XEiJ.regPC += 2) - 1); //pcbs 4816: } else { 4817: y = XEiJ.regPC; 4818: XEiJ.regPC = y + 2; 4819: y = XEiJ.busRbs (y + 1); //pcbs 4820: } 4821: if (ea < XEiJ.EA_AR) { //BSET.L #<data>,Dr 4822: XEiJ.regRn[ea] = (x = XEiJ.regRn[ea]) | (y = 1 << y); //intのシフトは5bitでマスクされるので1<<(y&0x1f)の&0x1fを省略 4823: XEiJ.mpuCycleCount += (char) y != 0 ? 10 : 12; //(0xffff&y)!=0 4824: } else { //BSET.B #<data>,<ea> 4825: XEiJ.mpuCycleCount += 12; 4826: int a = efaMltByte (ea); 4827: XEiJ.busWb (a, (x = XEiJ.busRbs (a)) | (y = 1 << (y & 7))); 4828: } 4829: XEiJ.regCCR = XEiJ.regCCR & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_N | XEiJ.REG_CCR_V | XEiJ.REG_CCR_C) | (x & y) - 1 >>> 31 << 2; //ccr_btst 4830: } //irpBsetImm 4831: 4832: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4833: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4834: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4835: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4836: //EORI.B #<data>,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0000_101_000_mmm_rrr-{data} 4837: //EOR.B #<data>,<ea> |A|012346|-|-UUUU|-**00|D M+-WXZ |0000_101_000_mmm_rrr-{data} [EORI.B #<data>,<ea>] 4838: //EORI.B #<data>,CCR |-|012346|-|*****|*****| |0000_101_000_111_100-{data} 4839: public static void irpEoriByte () throws M68kException { 4840: int ea = XEiJ.regOC & 63; 4841: int z; 4842: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4843: z = XEiJ.busRbs ((XEiJ.regPC += 2) - 1); //pcbs 4844: } else { 4845: z = XEiJ.regPC; 4846: XEiJ.regPC = z + 2; 4847: z = XEiJ.busRbs (z + 1); //pcbs 4848: } 4849: if (ea < XEiJ.EA_AR) { //EORI.B #<data>,Dr 4850: XEiJ.mpuCycleCount += 8; 4851: z = XEiJ.regRn[ea] ^= 255 & z; //0拡張してからEOR 4852: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & z]; //ccr_tst_byte 4853: } else if (ea == XEiJ.EA_IM) { //EORI.B #<data>,CCR 4854: XEiJ.mpuCycleCount += 20; 4855: XEiJ.regCCR ^= XEiJ.REG_CCR_MASK & z; 4856: } else { //EORI.B #<data>,<mem> 4857: XEiJ.mpuCycleCount += 12; 4858: int a = efaMltByte (ea); 4859: XEiJ.busWb (a, z ^= XEiJ.busRbs (a)); 4860: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & z]; //ccr_tst_byte 4861: } 4862: } //irpEoriByte 4863: 4864: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4865: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4866: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4867: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4868: //EORI.W #<data>,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0000_101_001_mmm_rrr-{data} 4869: //EOR.W #<data>,<ea> |A|012346|-|-UUUU|-**00|D M+-WXZ |0000_101_001_mmm_rrr-{data} [EORI.W #<data>,<ea>] 4870: //EORI.W #<data>,SR |-|012346|P|*****|*****| |0000_101_001_111_100-{data} 4871: public static void irpEoriWord () throws M68kException { 4872: int ea = XEiJ.regOC & 63; 4873: if (ea < XEiJ.EA_AR) { //EORI.W #<data>,Dr 4874: int z; 4875: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4876: z = XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 4877: } else { 4878: z = XEiJ.regPC; 4879: XEiJ.regPC = z + 2; 4880: z = XEiJ.busRwse (z); //pcws 4881: } 4882: XEiJ.mpuCycleCount += 8; 4883: z = XEiJ.regRn[ea] ^= (char) z; //0拡張してからEOR 4884: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (char) z - 1 >> 31 & XEiJ.REG_CCR_Z | ((short) z < 0 ? XEiJ.REG_CCR_N : 0); //ccr_tst_word 4885: } else if (ea == XEiJ.EA_IM) { //EORI.W #<data>,SR 4886: if (XEiJ.regSRS == 0) { //ユーザモードのとき 4887: XEiJ.mpuCycleCount += 34; 4888: M68kException.m6eNumber = M68kException.M6E_PRIVILEGE_VIOLATION; 4889: throw M68kException.m6eSignal; 4890: } 4891: //以下はスーパーバイザモード 4892: XEiJ.mpuCycleCount += 20; 4893: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4894: irpSetSR ((XEiJ.regSRT1 | XEiJ.regSRS | XEiJ.regSRI | XEiJ.regCCR) ^ XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。特権違反チェックが先 4895: } else { 4896: int t = XEiJ.regPC; 4897: XEiJ.regPC = t + 2; 4898: irpSetSR ((XEiJ.regSRT1 | XEiJ.regSRS | XEiJ.regSRI | XEiJ.regCCR) ^ XEiJ.busRwse (t)); //pcws。特権違反チェックが先 4899: } 4900: } else { //EORI.W #<data>,<mem> 4901: int z; 4902: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4903: z = XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 4904: } else { 4905: z = XEiJ.regPC; 4906: XEiJ.regPC = z + 2; 4907: z = XEiJ.busRwse (z); //pcws 4908: } 4909: XEiJ.mpuCycleCount += 12; 4910: int a = efaMltWord (ea); 4911: XEiJ.busWw (a, z ^= XEiJ.busRws (a)); 4912: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (char) z - 1 >> 31 & XEiJ.REG_CCR_Z | ((short) z < 0 ? XEiJ.REG_CCR_N : 0); //ccr_tst_word 4913: } 4914: } //irpEoriWord 4915: 4916: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4917: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4918: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4919: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4920: //EORI.L #<data>,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0000_101_010_mmm_rrr-{data} 4921: //EOR.L #<data>,<ea> |A|012346|-|-UUUU|-**00|D M+-WXZ |0000_101_010_mmm_rrr-{data} [EORI.L #<data>,<ea>] 4922: public static void irpEoriLong () throws M68kException { 4923: int ea = XEiJ.regOC & 63; 4924: int y; 4925: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4926: y = XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 4927: } else { 4928: y = XEiJ.regPC; 4929: XEiJ.regPC = y + 4; 4930: y = XEiJ.busRlse (y); //pcls 4931: } 4932: int z; 4933: if (ea < XEiJ.EA_AR) { //EORI.L #<data>,Dr 4934: XEiJ.mpuCycleCount += 16; 4935: z = XEiJ.regRn[ea] ^= y; 4936: } else { //EORI.L #<data>,<mem> 4937: XEiJ.mpuCycleCount += 20; 4938: int a = efaMltLong (ea); 4939: XEiJ.busWl (a, z = XEiJ.busRls (a) ^ y); 4940: } 4941: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 4942: } //irpEoriLong 4943: 4944: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4945: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4946: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4947: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4948: //CMPI.B #<data>,<ea> |-|01----|-|-UUUU|-****|D M+-WXZ |0000_110_000_mmm_rrr-{data} 4949: //CMP.B #<data>,<ea> |A|01----|-|-UUUU|-****| M+-WXZ |0000_110_000_mmm_rrr-{data} [CMPI.B #<data>,<ea>] 4950: public static void irpCmpiByte () throws M68kException { 4951: XEiJ.mpuCycleCount += 8; 4952: int ea = XEiJ.regOC & 63; 4953: int x; 4954: int y; 4955: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4956: y = XEiJ.busRbs ((XEiJ.regPC += 2) - 1); //pcbs 4957: } else { 4958: y = XEiJ.regPC; 4959: XEiJ.regPC = y + 2; 4960: y = XEiJ.busRbs (y + 1); //pcbs 4961: } 4962: int z = (byte) ((x = ea < XEiJ.EA_AR ? (byte) XEiJ.regRn[ea] : XEiJ.busRbs (efaMltByte (ea))) - y); //アドレッシングモードに注意 4963: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | 4964: ((x ^ y) & (x ^ z)) >>> 31 << 1 | 4965: (x & (y ^ z) ^ (y | z)) >>> 31); //ccr_cmp 4966: } //irpCmpiByte 4967: 4968: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4969: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4970: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4971: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4972: //CMPI.W #<data>,<ea> |-|01----|-|-UUUU|-****|D M+-WXZ |0000_110_001_mmm_rrr-{data} 4973: //CMP.W #<data>,<ea> |A|01----|-|-UUUU|-****| M+-WXZ |0000_110_001_mmm_rrr-{data} [CMPI.W #<data>,<ea>] 4974: public static void irpCmpiWord () throws M68kException { 4975: XEiJ.mpuCycleCount += 8; 4976: int ea = XEiJ.regOC & 63; 4977: int x; 4978: int y; 4979: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 4980: y = XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 4981: } else { 4982: y = XEiJ.regPC; 4983: XEiJ.regPC = y + 2; 4984: y = XEiJ.busRwse (y); //pcws 4985: } 4986: int z = (short) ((x = ea < XEiJ.EA_AR ? (short) XEiJ.regRn[ea] : XEiJ.busRws (efaMltWord (ea))) - y); //アドレッシングモードに注意 4987: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | 4988: ((x ^ y) & (x ^ z)) >>> 31 << 1 | 4989: (x & (y ^ z) ^ (y | z)) >>> 31); //ccr_cmp 4990: } //irpCmpiWord 4991: 4992: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4993: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 4994: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 4995: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 4996: //CMPI.L #<data>,<ea> |-|01----|-|-UUUU|-****|D M+-WXZ |0000_110_010_mmm_rrr-{data} 4997: //CMP.L #<data>,<ea> |A|01----|-|-UUUU|-****| M+-WXZ |0000_110_010_mmm_rrr-{data} [CMPI.L #<data>,<ea>] 4998: public static void irpCmpiLong () throws M68kException { 4999: int ea = XEiJ.regOC & 63; 5000: int x; 5001: int y; 5002: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 5003: y = XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 5004: } else { 5005: y = XEiJ.regPC; 5006: XEiJ.regPC = y + 4; 5007: y = XEiJ.busRlse (y); //pcls 5008: } 5009: int z; 5010: if (ea < XEiJ.EA_AR) { //CMPI.L #<data>,Dr 5011: XEiJ.mpuCycleCount += 14; 5012: z = (x = XEiJ.regRn[ea]) - y; 5013: } else { //CMPI.L #<data>,<mem> 5014: XEiJ.mpuCycleCount += 12; 5015: z = (x = XEiJ.busRls (efaMltLong (ea))) - y; //アドレッシングモードに注意 5016: } 5017: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | 5018: ((x ^ y) & (x ^ z)) >>> 31 << 1 | 5019: (x & (y ^ z) ^ (y | z)) >>> 31); //ccr_cmp 5020: } //irpCmpiLong 5021: 5022: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5023: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5024: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5025: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5026: //MOVE.B <ea>,Dq |-|012346|-|-UUUU|-**00|D M+-WXZPI|0001_qqq_000_mmm_rrr 5027: public static void irpMoveToDRByte () throws M68kException { 5028: XEiJ.mpuCycleCount += 4; 5029: int ea = XEiJ.regOC & 63; 5030: int qqq = XEiJ.regOC >> 9 & 7; 5031: int z = ea < XEiJ.EA_AR ? XEiJ.regRn[ea] : XEiJ.busRbs (efaAnyByte (ea)); 5032: XEiJ.regRn[qqq] = ~255 & XEiJ.regRn[qqq] | 255 & z; 5033: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & z]; //ccr_tst_byte 5034: } //irpMoveToDRByte 5035: 5036: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5037: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5038: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5039: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5040: //MOVE.B <ea>,(Aq) |-|012346|-|-UUUU|-**00|D M+-WXZPI|0001_qqq_010_mmm_rrr 5041: public static void irpMoveToMMByte () throws M68kException { 5042: XEiJ.mpuCycleCount += 8; 5043: int ea = XEiJ.regOC & 63; 5044: int z = ea < XEiJ.EA_AR ? XEiJ.regRn[ea] : XEiJ.busRbs (efaAnyByte (ea)); //ここでAqが変化する可能性があることに注意 5045: XEiJ.busWb (XEiJ.regRn[XEiJ.regOC >> 9], z); //1qqq=aqq 5046: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & z]; //ccr_tst_byte 5047: } //irpMoveToMMByte 5048: 5049: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5050: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5051: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5052: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5053: //MOVE.B <ea>,(Aq)+ |-|012346|-|-UUUU|-**00|D M+-WXZPI|0001_qqq_011_mmm_rrr 5054: public static void irpMoveToMPByte () throws M68kException { 5055: XEiJ.mpuCycleCount += 8; 5056: int ea = XEiJ.regOC & 63; 5057: int aqq = XEiJ.regOC >> 9; //1qqq=aqq 5058: int z = ea < XEiJ.EA_AR ? XEiJ.regRn[ea] : XEiJ.busRbs (efaAnyByte (ea)); //ここでAqが変化する可能性があることに注意 5059: XEiJ.busWb (aqq < 15 ? XEiJ.regRn[aqq]++ : (XEiJ.regRn[15] += 2) - 2, z); 5060: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & z]; //ccr_tst_byte 5061: } //irpMoveToMPByte 5062: 5063: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5064: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5065: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5066: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5067: //MOVE.B <ea>,-(Aq) |-|012346|-|-UUUU|-**00|D M+-WXZPI|0001_qqq_100_mmm_rrr 5068: public static void irpMoveToMNByte () throws M68kException { 5069: XEiJ.mpuCycleCount += 8; 5070: int ea = XEiJ.regOC & 63; 5071: int aqq = XEiJ.regOC >> 9; //1qqq=aqq 5072: int z = ea < XEiJ.EA_AR ? XEiJ.regRn[ea] : XEiJ.busRbs (efaAnyByte (ea)); //ここでAqが変化する可能性があることに注意 5073: XEiJ.busWb (aqq < 15 ? --XEiJ.regRn[aqq] : (XEiJ.regRn[15] -= 2), z); 5074: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & z]; //ccr_tst_byte 5075: } //irpMoveToMNByte 5076: 5077: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5078: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5079: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5080: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5081: //MOVE.B <ea>,(d16,Aq) |-|012346|-|-UUUU|-**00|D M+-WXZPI|0001_qqq_101_mmm_rrr 5082: public static void irpMoveToMWByte () throws M68kException { 5083: XEiJ.mpuCycleCount += 12; 5084: int ea = XEiJ.regOC & 63; 5085: int aqq = XEiJ.regOC >> 9; //1qqq=aqq 5086: int z = ea < XEiJ.EA_AR ? XEiJ.regRn[ea] : XEiJ.busRbs (efaAnyByte (ea)); //ここでAqが変化する可能性があることに注意 5087: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 5088: XEiJ.busWb (XEiJ.regRn[aqq] //ベースレジスタ 5089: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2), //pcws。ワードディスプレースメント 5090: z); 5091: } else { 5092: int t = XEiJ.regPC; 5093: XEiJ.regPC = t + 2; 5094: XEiJ.busWb (XEiJ.regRn[aqq] //ベースレジスタ 5095: + XEiJ.busRwse (t), //pcws。ワードディスプレースメント 5096: z); 5097: } 5098: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & z]; //ccr_tst_byte 5099: } //irpMoveToMWByte 5100: 5101: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5102: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5103: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5104: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5105: //MOVE.B <ea>,(d8,Aq,Rn.wl) |-|012346|-|-UUUU|-**00|D M+-WXZPI|0001_qqq_110_mmm_rrr 5106: public static void irpMoveToMXByte () throws M68kException { 5107: XEiJ.mpuCycleCount += 14; 5108: int ea = XEiJ.regOC & 63; 5109: int aqq = XEiJ.regOC >> 9; //1qqq=aqq 5110: int z = ea < XEiJ.EA_AR ? XEiJ.regRn[ea] : XEiJ.busRbs (efaAnyByte (ea)); //ここでAqが変化する可能性があることに注意 5111: int w; 5112: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 5113: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 5114: } else { 5115: w = XEiJ.regPC; 5116: XEiJ.regPC = w + 2; 5117: w = XEiJ.busRwze (w); //pcwz。拡張ワード 5118: } 5119: XEiJ.busWb (XEiJ.regRn[aqq] //ベースレジスタ 5120: + (byte) w //バイトディスプレースメント 5121: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 5122: XEiJ.regRn[w >> 12]), //ロングインデックス 5123: z); 5124: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & z]; //ccr_tst_byte 5125: } //irpMoveToMXByte 5126: 5127: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5128: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5129: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5130: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5131: //MOVE.B <ea>,(xxx).W |-|012346|-|-UUUU|-**00|D M+-WXZPI|0001_000_111_mmm_rrr 5132: public static void irpMoveToZWByte () throws M68kException { 5133: XEiJ.mpuCycleCount += 12; 5134: int ea = XEiJ.regOC & 63; 5135: int z = ea < XEiJ.EA_AR ? XEiJ.regRn[ea] : XEiJ.busRbs (efaAnyByte (ea)); 5136: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 5137: XEiJ.busWb (XEiJ.busRwse ((XEiJ.regPC += 2) - 2), //pcws 5138: z); 5139: } else { 5140: int t = XEiJ.regPC; 5141: XEiJ.regPC = t + 2; 5142: XEiJ.busWb (XEiJ.busRwse (t), //pcws 5143: z); 5144: } 5145: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & z]; //ccr_tst_byte 5146: } //irpMoveToZWByte 5147: 5148: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5149: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5150: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5151: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5152: //MOVE.B <ea>,(xxx).L |-|012346|-|-UUUU|-**00|D M+-WXZPI|0001_001_111_mmm_rrr 5153: public static void irpMoveToZLByte () throws M68kException { 5154: XEiJ.mpuCycleCount += 16; 5155: int ea = XEiJ.regOC & 63; 5156: int z = ea < XEiJ.EA_AR ? XEiJ.regRn[ea] : XEiJ.busRbs (efaAnyByte (ea)); 5157: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 5158: XEiJ.busWb (XEiJ.busRlse ((XEiJ.regPC += 4) - 4), //pcls 5159: z); 5160: } else { 5161: int t = XEiJ.regPC; 5162: XEiJ.regPC = t + 4; 5163: XEiJ.busWb (XEiJ.busRlse (t), //pcls 5164: z); 5165: } 5166: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & z]; //ccr_tst_byte 5167: } //irpMoveToZLByte 5168: 5169: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5170: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5171: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5172: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5173: //MOVE.L <ea>,Dq |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0010_qqq_000_mmm_rrr 5174: public static void irpMoveToDRLong () throws M68kException { 5175: XEiJ.mpuCycleCount += 4; 5176: int ea = XEiJ.regOC & 63; 5177: int z; 5178: XEiJ.regRn[XEiJ.regOC >> 9 & 7] = z = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRls (efaAnyLong (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ 5179: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 5180: } //irpMoveToDRLong 5181: 5182: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5183: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5184: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5185: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5186: //MOVEA.L <ea>,Aq |-|012346|-|-----|-----|DAM+-WXZPI|0010_qqq_001_mmm_rrr 5187: //MOVE.L <ea>,Aq |A|012346|-|-----|-----|DAM+-WXZPI|0010_qqq_001_mmm_rrr [MOVEA.L <ea>,Aq] 5188: public static void irpMoveaLong () throws M68kException { 5189: XEiJ.mpuCycleCount += 4; 5190: int ea = XEiJ.regOC & 63; 5191: XEiJ.regRn[(XEiJ.regOC >> 9) - (16 - 8)] = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRls (efaAnyLong (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ。右辺でAqが変化する可能性があることに注意 5192: } //irpMoveaLong 5193: 5194: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5195: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5196: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5197: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5198: //MOVE.L <ea>,(Aq) |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0010_qqq_010_mmm_rrr 5199: public static void irpMoveToMMLong () throws M68kException { 5200: XEiJ.mpuCycleCount += 12; 5201: int ea = XEiJ.regOC & 63; 5202: int z = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRls (efaAnyLong (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ。ここでAqが変化する可能性があることに注意 5203: XEiJ.busWl (XEiJ.regRn[(XEiJ.regOC >> 9) - (16 - 8)], z); 5204: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 5205: } //irpMoveToMMLong 5206: 5207: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5208: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5209: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5210: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5211: //MOVE.L <ea>,(Aq)+ |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0010_qqq_011_mmm_rrr 5212: public static void irpMoveToMPLong () throws M68kException { 5213: XEiJ.mpuCycleCount += 12; 5214: int ea = XEiJ.regOC & 63; 5215: int z = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRls (efaAnyLong (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ。ここでAqが変化する可能性があることに注意 5216: XEiJ.busWl ((XEiJ.regRn[(XEiJ.regOC >> 9) - (16 - 8)] += 4) - 4, z); 5217: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 5218: } //irpMoveToMPLong 5219: 5220: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5221: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5222: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5223: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5224: //MOVE.L <ea>,-(Aq) |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0010_qqq_100_mmm_rrr 5225: public static void irpMoveToMNLong () throws M68kException { 5226: XEiJ.mpuCycleCount += 12; 5227: int ea = XEiJ.regOC & 63; 5228: int z = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRls (efaAnyLong (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ。ここでAqが変化する可能性があることに注意 5229: XEiJ.busWl ((XEiJ.regRn[(XEiJ.regOC >> 9) - (16 - 8)] -= 4), z); 5230: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 5231: } //irpMoveToMNLong 5232: 5233: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5234: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5235: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5236: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5237: //MOVE.L <ea>,(d16,Aq) |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0010_qqq_101_mmm_rrr 5238: public static void irpMoveToMWLong () throws M68kException { 5239: XEiJ.mpuCycleCount += 16; 5240: int ea = XEiJ.regOC & 63; 5241: int z = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRls (efaAnyLong (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ。ここでAqが変化する可能性があることに注意 5242: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 5243: XEiJ.busWl (XEiJ.regRn[(XEiJ.regOC >> 9) - (16 - 8)] //ベースレジスタ 5244: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2), //pcws。ワードディスプレースメント 5245: z); 5246: } else { 5247: int t = XEiJ.regPC; 5248: XEiJ.regPC = t + 2; 5249: XEiJ.busWl (XEiJ.regRn[(XEiJ.regOC >> 9) - (16 - 8)] //ベースレジスタ 5250: + XEiJ.busRwse (t), //pcws。ワードディスプレースメント 5251: z); 5252: } 5253: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 5254: } //irpMoveToMWLong 5255: 5256: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5257: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5258: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5259: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5260: //MOVE.L <ea>,(d8,Aq,Rn.wl) |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0010_qqq_110_mmm_rrr 5261: public static void irpMoveToMXLong () throws M68kException { 5262: XEiJ.mpuCycleCount += 18; 5263: int ea = XEiJ.regOC & 63; 5264: int aqq = (XEiJ.regOC >> 9) - (16 - 8); 5265: int z = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRls (efaAnyLong (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ。ここでAqが変化する可能性があることに注意 5266: int w; 5267: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 5268: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 5269: } else { 5270: w = XEiJ.regPC; 5271: XEiJ.regPC = w + 2; 5272: w = XEiJ.busRwze (w); //pcwz。拡張ワード 5273: } 5274: XEiJ.busWl (XEiJ.regRn[aqq] //ベースレジスタ 5275: + (byte) w //バイトディスプレースメント 5276: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 5277: XEiJ.regRn[w >> 12]), //ロングインデックス 5278: z); 5279: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 5280: } //irpMoveToMXLong 5281: 5282: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5283: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5284: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5285: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5286: //MOVE.L <ea>,(xxx).W |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0010_000_111_mmm_rrr 5287: public static void irpMoveToZWLong () throws M68kException { 5288: XEiJ.mpuCycleCount += 16; 5289: int ea = XEiJ.regOC & 63; 5290: int z = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRls (efaAnyLong (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ 5291: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 5292: XEiJ.busWl (XEiJ.busRwse ((XEiJ.regPC += 2) - 2), //pcws 5293: z); 5294: } else { 5295: int t = XEiJ.regPC; 5296: XEiJ.regPC = t + 2; 5297: XEiJ.busWl (XEiJ.busRwse (t), //pcws 5298: z); 5299: } 5300: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 5301: } //irpMoveToZWLong 5302: 5303: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5304: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5305: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5306: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5307: //MOVE.L <ea>,(xxx).L |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0010_001_111_mmm_rrr 5308: public static void irpMoveToZLLong () throws M68kException { 5309: XEiJ.mpuCycleCount += 20; 5310: int ea = XEiJ.regOC & 63; 5311: int z = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRls (efaAnyLong (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ 5312: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 5313: XEiJ.busWl (XEiJ.busRlse ((XEiJ.regPC += 4) - 4), //pcls 5314: z); 5315: } else { 5316: int t = XEiJ.regPC; 5317: XEiJ.regPC = t + 4; 5318: XEiJ.busWl (XEiJ.busRlse (t), //pcls 5319: z); 5320: } 5321: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 5322: } //irpMoveToZLLong 5323: 5324: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5325: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5326: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5327: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5328: //MOVE.W <ea>,Dq |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0011_qqq_000_mmm_rrr 5329: public static void irpMoveToDRWord () throws M68kException { 5330: XEiJ.mpuCycleCount += 4; 5331: int ea = XEiJ.regOC & 63; 5332: int qqq = XEiJ.regOC >> 9 & 7; 5333: int z = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ 5334: XEiJ.regRn[qqq] = ~65535 & XEiJ.regRn[qqq] | (char) z; 5335: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (char) z - 1 >> 31 & XEiJ.REG_CCR_Z | ((short) z < 0 ? XEiJ.REG_CCR_N : 0); //ccr_tst_word 5336: } //irpMoveToDRWord 5337: 5338: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5339: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5340: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5341: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5342: //MOVEA.W <ea>,Aq |-|012346|-|-----|-----|DAM+-WXZPI|0011_qqq_001_mmm_rrr 5343: //MOVE.W <ea>,Aq |A|012346|-|-----|-----|DAM+-WXZPI|0011_qqq_001_mmm_rrr [MOVEA.W <ea>,Aq] 5344: // 5345: //MOVEA.W <ea>,Aq 5346: // ワードデータをロングに符号拡張してAqの全体を更新する 5347: public static void irpMoveaWord () throws M68kException { 5348: XEiJ.mpuCycleCount += 4; 5349: int ea = XEiJ.regOC & 63; 5350: XEiJ.regRn[XEiJ.regOC >> 9 & 15] = ea < XEiJ.EA_MM ? (short) XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea)); //符号拡張して32bit全部書き換える。このr[ea]はデータレジスタまたはアドレスレジスタ。右辺でAqが変化する可能性があることに注意 5351: } //irpMoveaWord 5352: 5353: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5354: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5355: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5356: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5357: //MOVE.W <ea>,(Aq) |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0011_qqq_010_mmm_rrr 5358: public static void irpMoveToMMWord () throws M68kException { 5359: XEiJ.mpuCycleCount += 8; 5360: int ea = XEiJ.regOC & 63; 5361: int z = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ。ここでAqが変化する可能性があることに注意 5362: XEiJ.busWw (XEiJ.regRn[XEiJ.regOC >> 9 & 15], z); 5363: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (char) z - 1 >> 31 & XEiJ.REG_CCR_Z | ((short) z < 0 ? XEiJ.REG_CCR_N : 0); //ccr_tst_word 5364: } //irpMoveToMMWord 5365: 5366: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5367: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5368: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5369: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5370: //MOVE.W <ea>,(Aq)+ |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0011_qqq_011_mmm_rrr 5371: public static void irpMoveToMPWord () throws M68kException { 5372: XEiJ.mpuCycleCount += 8; 5373: int ea = XEiJ.regOC & 63; 5374: int z = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ。ここでAqが変化する可能性があることに注意 5375: XEiJ.busWw ((XEiJ.regRn[XEiJ.regOC >> 9 & 15] += 2) - 2, z); 5376: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (char) z - 1 >> 31 & XEiJ.REG_CCR_Z | ((short) z < 0 ? XEiJ.REG_CCR_N : 0); //ccr_tst_word 5377: } //irpMoveToMPWord 5378: 5379: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5380: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5381: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5382: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5383: //MOVE.W <ea>,-(Aq) |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0011_qqq_100_mmm_rrr 5384: public static void irpMoveToMNWord () throws M68kException { 5385: XEiJ.mpuCycleCount += 8; 5386: int ea = XEiJ.regOC & 63; 5387: int z = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ。ここでAqが変化する可能性があることに注意 5388: XEiJ.busWw ((XEiJ.regRn[XEiJ.regOC >> 9 & 15] -= 2), z); 5389: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (char) z - 1 >> 31 & XEiJ.REG_CCR_Z | ((short) z < 0 ? XEiJ.REG_CCR_N : 0); //ccr_tst_word 5390: } //irpMoveToMNWord 5391: 5392: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5393: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5394: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5395: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5396: //MOVE.W <ea>,(d16,Aq) |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0011_qqq_101_mmm_rrr 5397: public static void irpMoveToMWWord () throws M68kException { 5398: XEiJ.mpuCycleCount += 12; 5399: int ea = XEiJ.regOC & 63; 5400: int aqq = XEiJ.regOC >> 9 & 15; 5401: int z = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ。ここでAqが変化する可能性があることに注意 5402: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 5403: XEiJ.busWw (XEiJ.regRn[aqq] //ベースレジスタ 5404: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2), //pcws。ワードディスプレースメント 5405: z); 5406: } else { 5407: int t = XEiJ.regPC; 5408: XEiJ.regPC = t + 2; 5409: XEiJ.busWw (XEiJ.regRn[aqq] //ベースレジスタ 5410: + XEiJ.busRwse (t), //pcws。ワードディスプレースメント 5411: z); 5412: } 5413: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (char) z - 1 >> 31 & XEiJ.REG_CCR_Z | ((short) z < 0 ? XEiJ.REG_CCR_N : 0); //ccr_tst_word 5414: } //irpMoveToMWWord 5415: 5416: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5417: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5418: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5419: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5420: //MOVE.W <ea>,(d8,Aq,Rn.wl) |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0011_qqq_110_mmm_rrr 5421: public static void irpMoveToMXWord () throws M68kException { 5422: XEiJ.mpuCycleCount += 14; 5423: int ea = XEiJ.regOC & 63; 5424: int aqq = XEiJ.regOC >> 9 & 15; 5425: int z = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ。ここでAqが変化する可能性があることに注意 5426: int w; 5427: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 5428: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 5429: } else { 5430: w = XEiJ.regPC; 5431: XEiJ.regPC = w + 2; 5432: w = XEiJ.busRwze (w); //pcwz。拡張ワード 5433: } 5434: XEiJ.busWw (XEiJ.regRn[aqq] //ベースレジスタ 5435: + (byte) w //バイトディスプレースメント 5436: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 5437: XEiJ.regRn[w >> 12]), //ロングインデックス 5438: z); 5439: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (char) z - 1 >> 31 & XEiJ.REG_CCR_Z | ((short) z < 0 ? XEiJ.REG_CCR_N : 0); //ccr_tst_word 5440: } //irpMoveToMXWord 5441: 5442: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5443: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5444: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5445: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5446: //MOVE.W <ea>,(xxx).W |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0011_000_111_mmm_rrr 5447: public static void irpMoveToZWWord () throws M68kException { 5448: XEiJ.mpuCycleCount += 12; 5449: int ea = XEiJ.regOC & 63; 5450: int z = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ 5451: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 5452: XEiJ.busWw (XEiJ.busRwse ((XEiJ.regPC += 2) - 2), //pcws 5453: z); 5454: } else { 5455: int t = XEiJ.regPC; 5456: XEiJ.regPC = t + 2; 5457: XEiJ.busWw (XEiJ.busRwse (t), //pcws 5458: z); 5459: } 5460: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (char) z - 1 >> 31 & XEiJ.REG_CCR_Z | ((short) z < 0 ? XEiJ.REG_CCR_N : 0); //ccr_tst_word 5461: } //irpMoveToZWWord 5462: 5463: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5464: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5465: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5466: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5467: //MOVE.W <ea>,(xxx).L |-|012346|-|-UUUU|-**00|DAM+-WXZPI|0011_001_111_mmm_rrr 5468: public static void irpMoveToZLWord () throws M68kException { 5469: XEiJ.mpuCycleCount += 16; 5470: int ea = XEiJ.regOC & 63; 5471: int z = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ 5472: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 5473: XEiJ.busWw (XEiJ.busRlse ((XEiJ.regPC += 4) - 4), //pcls 5474: z); 5475: } else { 5476: int t = XEiJ.regPC; 5477: XEiJ.regPC = t + 4; 5478: XEiJ.busWw (XEiJ.busRlse (t), //pcls 5479: z); 5480: } 5481: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (char) z - 1 >> 31 & XEiJ.REG_CCR_Z | ((short) z < 0 ? XEiJ.REG_CCR_N : 0); //ccr_tst_word 5482: } //irpMoveToZLWord 5483: 5484: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5485: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5486: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5487: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5488: //NEGX.B <ea> |-|012346|-|*UUUU|*****|D M+-WXZ |0100_000_000_mmm_rrr 5489: public static void irpNegxByte () throws M68kException { 5490: int ea = XEiJ.regOC & 63; 5491: int y; 5492: int z; 5493: if (ea < XEiJ.EA_AR) { //NEGX.B Dr 5494: XEiJ.mpuCycleCount += 4; 5495: z = (byte) (XEiJ.regRn[ea] = ~0xff & (y = XEiJ.regRn[ea]) | 0xff & -(y = (byte) y) - (XEiJ.regCCR >> 4)); //Xの左側はすべて0なのでCCR_X&を省略 5496: } else { //NEGX.B <mem> 5497: XEiJ.mpuCycleCount += 8; 5498: int a = efaMltByte (ea); 5499: XEiJ.busWb (a, z = (byte) (-(y = XEiJ.busRbs (a)) - (XEiJ.regCCR >> 4))); //Xの左側はすべて0なのでCCR_X&を省略 5500: } 5501: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_Z : 0) | 5502: (y & z) >>> 31 << 1 | 5503: (y | z) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_negx 5504: } //irpNegxByte 5505: 5506: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5507: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5508: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5509: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5510: //NEGX.W <ea> |-|012346|-|*UUUU|*****|D M+-WXZ |0100_000_001_mmm_rrr 5511: public static void irpNegxWord () throws M68kException { 5512: int ea = XEiJ.regOC & 63; 5513: int y; 5514: int z; 5515: if (ea < XEiJ.EA_AR) { //NEGX.W Dr 5516: XEiJ.mpuCycleCount += 4; 5517: z = (short) (XEiJ.regRn[ea] = ~0xffff & (y = XEiJ.regRn[ea]) | (char) (-(y = (short) y) - (XEiJ.regCCR >> 4))); //Xの左側はすべて0なのでCCR_X&を省略 5518: } else { //NEGX.W <mem> 5519: XEiJ.mpuCycleCount += 8; 5520: int a = efaMltWord (ea); 5521: XEiJ.busWw (a, z = (short) (-(y = XEiJ.busRws (a)) - (XEiJ.regCCR >> 4))); //Xの左側はすべて0なのでCCR_X&を省略 5522: } 5523: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_Z : 0) | 5524: (y & z) >>> 31 << 1 | 5525: (y | z) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_negx 5526: } //irpNegxWord 5527: 5528: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5529: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5530: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5531: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5532: //NEGX.L <ea> |-|012346|-|*UUUU|*****|D M+-WXZ |0100_000_010_mmm_rrr 5533: public static void irpNegxLong () throws M68kException { 5534: int ea = XEiJ.regOC & 63; 5535: int y; 5536: int z; 5537: if (ea < XEiJ.EA_AR) { //NEGX.L Dr 5538: XEiJ.mpuCycleCount += 6; 5539: XEiJ.regRn[ea] = z = -(y = XEiJ.regRn[ea]) - (XEiJ.regCCR >> 4); //Xの左側はすべて0なのでCCR_X&を省略 5540: } else { //NEGX.L <mem> 5541: XEiJ.mpuCycleCount += 12; 5542: int a = efaMltLong (ea); 5543: XEiJ.busWl (a, z = -(y = XEiJ.busRls (a)) - (XEiJ.regCCR >> 4)); //Xの左側はすべて0なのでCCR_X&を省略 5544: } 5545: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_Z : 0) | 5546: (y & z) >>> 31 << 1 | 5547: (y | z) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_negx 5548: } //irpNegxLong 5549: 5550: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5551: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5552: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5553: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5554: //MOVE.W SR,<ea> |-|0-----|-|*****|-----|D M+-WXZ |0100_000_011_mmm_rrr (68000 and 68008 read before move) 5555: public static void irpMoveFromSR () throws M68kException { 5556: //MC68000では特権命令ではない 5557: int ea = XEiJ.regOC & 63; 5558: if (ea < XEiJ.EA_AR) { //MOVE.W SR,Dr 5559: XEiJ.mpuCycleCount += 6; 5560: XEiJ.regRn[ea] = ~0xffff & XEiJ.regRn[ea] | XEiJ.regSRT1 | XEiJ.regSRS | XEiJ.regSRI | XEiJ.regCCR; 5561: } else { //MOVE.W SR,<mem> 5562: //! 軽量化。MOVE from SRによる直後の命令のイミディエイトオペランドの自己書き換えが直後に反映されてしまう 5563: // MC68000でFEファンクションコールやSXコールのようなCCRを変化させる例外処理ルーチンの出口を次のように書くと、 5564: // 自己書き換えが直後に反映されずイミディエイトオペランドの領域がバッファになって前回の結果を返すことになるので期待通りに動作しない 5565: // move.w sr,@f+2 5566: // @@: move.b #0,(1,sp) 5567: // rte 5568: // これが期待通りに動作してしまったらMC68000を正しくエミュレートできていないということになる 5569: // https://stdkmd.net/bbs/page2.htm#comment134 5570: XEiJ.mpuCycleCount += 8; 5571: int a = efaMltWord (ea); 5572: if (XEiJ.MPU_OMIT_EXTRA_READ) { 5573: //! 軽量化。MC68000では書き込む前にリードが入るが省略する 5574: } else { 5575: XEiJ.busRws (a); 5576: } 5577: XEiJ.busWw (a, XEiJ.regSRT1 | XEiJ.regSRS | XEiJ.regSRI | XEiJ.regCCR); 5578: } 5579: } //irpMoveFromSR 5580: 5581: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5582: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5583: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5584: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5585: //CHK.W <ea>,Dq |-|012346|-|-UUUU|-*UUU|D M+-WXZPI|0100_qqq_110_mmm_rrr 5586: public static void irpChkWord () throws M68kException { 5587: XEiJ.mpuCycleCount += 10; 5588: int ea = XEiJ.regOC & 63; 5589: int x = ea < XEiJ.EA_AR ? (short) XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea)); 5590: int y = (short) XEiJ.regRn[XEiJ.regOC >> 9 & 7]; 5591: int z = (short) (x - y); 5592: XEiJ.regCCR = (XEiJ.regCCR & XEiJ.REG_CCR_X | 5593: (y < 0 ? XEiJ.REG_CCR_N : 0) | 5594: (y == 0 ? XEiJ.REG_CCR_Z : 0) | 5595: ((x ^ y) & (x ^ z)) >>> 31 << 1 | 5596: (x & (y ^ z) ^ (y | z)) >>> 31); 5597: if (y < 0 || x < y) { 5598: XEiJ.mpuCycleCount += 38 - 10; 5599: M68kException.m6eNumber = M68kException.M6E_CHK_INSTRUCTION; 5600: throw M68kException.m6eSignal; 5601: } 5602: } //irpChkWord 5603: 5604: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5605: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5606: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5607: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5608: //LEA.L <ea>,Aq |-|012346|-|-----|-----| M WXZP |0100_qqq_111_mmm_rrr 5609: public static void irpLea () throws M68kException { 5610: //XEiJ.mpuCycleCount += 4 - 4; 5611: XEiJ.regRn[(XEiJ.regOC >> 9) - (32 - 8)] = efaLeaPea (XEiJ.regOC & 63); 5612: } //irpLea 5613: 5614: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5615: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5616: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5617: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5618: //CLR.B <ea> |-|012346|-|-UUUU|-0100|D M+-WXZ |0100_001_000_mmm_rrr (68000 and 68008 read before clear) 5619: public static void irpClrByte () throws M68kException { 5620: int ea = XEiJ.regOC & 63; 5621: if (ea < XEiJ.EA_AR) { //CLR.B Dr 5622: XEiJ.mpuCycleCount += 4; 5623: XEiJ.regRn[ea] &= ~0xff; 5624: } else { //CLR.B <mem> 5625: XEiJ.mpuCycleCount += 8; 5626: //MC68000のCLRはリードしてからライトする 5627: if (XEiJ.MPU_OMIT_EXTRA_READ) { 5628: //! 軽量化。リードを省略する 5629: XEiJ.busWb (efaMltByte (ea), 0); 5630: } else { 5631: int a = efaMltByte (ea); 5632: XEiJ.busRbs (a); 5633: XEiJ.busWb (a, 0); 5634: } 5635: } 5636: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z; //ccr_clr 5637: } //irpClrByte 5638: 5639: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5640: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5641: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5642: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5643: //CLR.W <ea> |-|012346|-|-UUUU|-0100|D M+-WXZ |0100_001_001_mmm_rrr (68000 and 68008 read before clear) 5644: public static void irpClrWord () throws M68kException { 5645: int ea = XEiJ.regOC & 63; 5646: if (ea < XEiJ.EA_AR) { //CLR.W Dr 5647: XEiJ.mpuCycleCount += 4; 5648: XEiJ.regRn[ea] &= ~0xffff; 5649: } else { //CLR.W <mem> 5650: XEiJ.mpuCycleCount += 8; 5651: //MC68000のCLRはリードしてからライトする 5652: if (XEiJ.MPU_OMIT_EXTRA_READ) { 5653: //! 軽量化。リードを省略する 5654: XEiJ.busWw (efaMltWord (ea), 0); 5655: } else { 5656: int a = efaMltWord (ea); 5657: XEiJ.busRws (a); 5658: XEiJ.busWw (a, 0); 5659: } 5660: } 5661: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z; //ccr_clr 5662: } //irpClrWord 5663: 5664: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5665: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5666: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5667: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5668: //CLR.L <ea> |-|012346|-|-UUUU|-0100|D M+-WXZ |0100_001_010_mmm_rrr (68000 and 68008 read before clear) 5669: public static void irpClrLong () throws M68kException { 5670: int ea = XEiJ.regOC & 63; 5671: if (ea < XEiJ.EA_AR) { //CLR.L Dr 5672: XEiJ.mpuCycleCount += 6; 5673: XEiJ.regRn[ea] = 0; 5674: } else { //CLR.L <mem> 5675: XEiJ.mpuCycleCount += 12; 5676: //MC68000のCLRはリードしてからライトする 5677: if (XEiJ.MPU_OMIT_EXTRA_READ) { 5678: //! 軽量化。リードを省略する 5679: XEiJ.busWl (efaMltLong (ea), 0); 5680: } else { 5681: int a = efaMltLong (ea); 5682: XEiJ.busRls (a); 5683: XEiJ.busWl (a, 0); 5684: } 5685: } 5686: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z; //ccr_clr 5687: } //irpClrLong 5688: 5689: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5690: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5691: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5692: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5693: //NEG.B <ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0100_010_000_mmm_rrr 5694: public static void irpNegByte () throws M68kException { 5695: int ea = XEiJ.regOC & 63; 5696: int y; 5697: int z; 5698: if (ea < XEiJ.EA_AR) { //NEG.B Dr 5699: XEiJ.mpuCycleCount += 4; 5700: z = (byte) (XEiJ.regRn[ea] = ~0xff & (y = XEiJ.regRn[ea]) | 0xff & -(y = (byte) y)); 5701: } else { //NEG.B <mem> 5702: XEiJ.mpuCycleCount += 8; 5703: int a = efaMltByte (ea); 5704: XEiJ.busWb (a, z = (byte) -(y = XEiJ.busRbs (a))); 5705: } 5706: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | 5707: (y & z) >>> 31 << 1 | 5708: (y | z) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_neg 5709: } //irpNegByte 5710: 5711: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5712: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5713: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5714: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5715: //NEG.W <ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0100_010_001_mmm_rrr 5716: public static void irpNegWord () throws M68kException { 5717: int ea = XEiJ.regOC & 63; 5718: int y; 5719: int z; 5720: if (ea < XEiJ.EA_AR) { //NEG.W Dr 5721: XEiJ.mpuCycleCount += 4; 5722: z = (short) (XEiJ.regRn[ea] = ~0xffff & (y = XEiJ.regRn[ea]) | (char) -(y = (short) y)); 5723: } else { //NEG.W <mem> 5724: XEiJ.mpuCycleCount += 8; 5725: int a = efaMltWord (ea); 5726: XEiJ.busWw (a, z = (short) -(y = XEiJ.busRws (a))); 5727: } 5728: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | 5729: (y & z) >>> 31 << 1 | 5730: (y | z) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_neg 5731: } //irpNegWord 5732: 5733: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5734: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5735: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5736: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5737: //NEG.L <ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0100_010_010_mmm_rrr 5738: public static void irpNegLong () throws M68kException { 5739: int ea = XEiJ.regOC & 63; 5740: int y; 5741: int z; 5742: if (ea < XEiJ.EA_AR) { //NEG.L Dr 5743: XEiJ.mpuCycleCount += 6; 5744: XEiJ.regRn[ea] = z = -(y = XEiJ.regRn[ea]); 5745: } else { //NEG.L <mem> 5746: XEiJ.mpuCycleCount += 12; 5747: int a = efaMltLong (ea); 5748: XEiJ.busWl (a, z = -(y = XEiJ.busRls (a))); 5749: } 5750: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | 5751: (y & z) >>> 31 << 1 | 5752: (y | z) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_neg 5753: } //irpNegLong 5754: 5755: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5756: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5757: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5758: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5759: //MOVE.W <ea>,CCR |-|012346|-|UUUUU|*****|D M+-WXZPI|0100_010_011_mmm_rrr 5760: public static void irpMoveToCCR () throws M68kException { 5761: XEiJ.mpuCycleCount += 12; 5762: int ea = XEiJ.regOC & 63; 5763: XEiJ.regCCR = XEiJ.REG_CCR_MASK & (ea < XEiJ.EA_AR ? XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea))); 5764: } //irpMoveToCCR 5765: 5766: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5767: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5768: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5769: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5770: //NOT.B <ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0100_011_000_mmm_rrr 5771: public static void irpNotByte () throws M68kException { 5772: int ea = XEiJ.regOC & 63; 5773: int z; 5774: if (ea < XEiJ.EA_AR) { //NOT.B Dr 5775: XEiJ.mpuCycleCount += 4; 5776: z = XEiJ.regRn[ea] ^= 255; //0拡張してからEOR 5777: } else { //NOT.B <mem> 5778: XEiJ.mpuCycleCount += 8; 5779: int a = efaMltByte (ea); 5780: XEiJ.busWb (a, z = ~XEiJ.busRbs (a)); 5781: } 5782: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & z]; //ccr_tst_byte 5783: } //irpNotByte 5784: 5785: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5786: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5787: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5788: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5789: //NOT.W <ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0100_011_001_mmm_rrr 5790: public static void irpNotWord () throws M68kException { 5791: int ea = XEiJ.regOC & 63; 5792: int z; 5793: if (ea < XEiJ.EA_AR) { //NOT.W Dr 5794: XEiJ.mpuCycleCount += 4; 5795: z = XEiJ.regRn[ea] ^= 65535; //0拡張してからEOR 5796: } else { //NOT.W <mem> 5797: XEiJ.mpuCycleCount += 8; 5798: int a = efaMltWord (ea); 5799: XEiJ.busWw (a, z = ~XEiJ.busRws (a)); 5800: } 5801: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (char) z - 1 >> 31 & XEiJ.REG_CCR_Z | ((short) z < 0 ? XEiJ.REG_CCR_N : 0); //ccr_tst_word 5802: } //irpNotWord 5803: 5804: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5805: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5806: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5807: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5808: //NOT.L <ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0100_011_010_mmm_rrr 5809: public static void irpNotLong () throws M68kException { 5810: int ea = XEiJ.regOC & 63; 5811: int z; 5812: if (ea < XEiJ.EA_AR) { //NOT.L Dr 5813: XEiJ.mpuCycleCount += 6; 5814: z = XEiJ.regRn[ea] ^= 0xffffffff; 5815: } else { //NOT.L <mem> 5816: XEiJ.mpuCycleCount += 12; 5817: int a = efaMltLong (ea); 5818: XEiJ.busWl (a, z = ~XEiJ.busRls (a)); 5819: } 5820: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 5821: } //irpNotLong 5822: 5823: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5824: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5825: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5826: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5827: //MOVE.W <ea>,SR |-|012346|P|UUUUU|*****|D M+-WXZPI|0100_011_011_mmm_rrr 5828: public static void irpMoveToSR () throws M68kException { 5829: if (XEiJ.regSRS == 0) { //ユーザモードのとき 5830: XEiJ.mpuCycleCount += 34; 5831: M68kException.m6eNumber = M68kException.M6E_PRIVILEGE_VIOLATION; 5832: throw M68kException.m6eSignal; 5833: } 5834: //以下はスーパーバイザモード 5835: XEiJ.mpuCycleCount += 12; 5836: int ea = XEiJ.regOC & 63; 5837: irpSetSR (ea < XEiJ.EA_AR ? XEiJ.regRn[ea] : XEiJ.busRwz (efaAnyWord (ea))); //特権違反チェックが先 5838: } //irpMoveToSR 5839: 5840: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5841: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5842: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5843: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5844: //NBCD.B <ea> |-|012346|-|UUUUU|*U*U*|D M+-WXZ |0100_100_000_mmm_rrr 5845: public static void irpNbcd () throws M68kException { 5846: int ea = XEiJ.regOC & 63; 5847: if (ea < XEiJ.EA_AR) { //NBCD.B Dr 5848: XEiJ.mpuCycleCount += 6; 5849: XEiJ.regRn[ea] = ~0xff & XEiJ.regRn[ea] | irpSbcd (0, XEiJ.regRn[ea]); 5850: } else { //NBCD.B <mem> 5851: XEiJ.mpuCycleCount += 8; 5852: int a = efaMltByte (ea); 5853: XEiJ.busWb (a, irpSbcd (0, XEiJ.busRbs (a))); 5854: } 5855: } //irpNbcd 5856: 5857: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5858: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5859: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5860: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5861: //SWAP.W Dr |-|012346|-|-UUUU|-**00|D |0100_100_001_000_rrr 5862: //PEA.L <ea> |-|012346|-|-----|-----| M WXZP |0100_100_001_mmm_rrr 5863: public static void irpPea () throws M68kException { 5864: int ea = XEiJ.regOC & 63; 5865: if (ea < XEiJ.EA_AR) { //SWAP.W Dr 5866: XEiJ.mpuCycleCount += 4; 5867: int x; 5868: int z; 5869: XEiJ.regRn[ea] = z = (x = XEiJ.regRn[ea]) << 16 | x >>> 16; 5870: //上位ワードと下位ワードを入れ替えた後のDrをロングでテストする 5871: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 5872: } else { //PEA.L <ea> 5873: XEiJ.mpuCycleCount += 12 - 4; 5874: int a = efaLeaPea (ea); //BKPT #<data>はここでillegal instructionになる 5875: XEiJ.busWl (XEiJ.regRn[15] -= 4, a); //pushl。評価順序に注意。wl(r[15]-=4,eaz_leapea(ea))は不可 5876: } 5877: } //irpPea 5878: 5879: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5880: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 5881: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 5882: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 5883: //EXT.W Dr |-|012346|-|-UUUU|-**00|D |0100_100_010_000_rrr 5884: //MOVEM.W <list>,<ea> |-|012346|-|-----|-----| M -WXZ |0100_100_010_mmm_rrr-llllllllllllllll 5885: public static void irpMovemToMemWord () throws M68kException { 5886: int ea = XEiJ.regOC & 63; 5887: if (ea < XEiJ.EA_AR) { //EXT.W Dr 5888: XEiJ.mpuCycleCount += 4; 5889: int z; 5890: XEiJ.regRn[ea] = ~0xffff & (z = XEiJ.regRn[ea]) | (char) (z = (byte) z); 5891: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 5892: } else { //MOVEM.W <list>,<ea> 5893: int l = XEiJ.busRwze (XEiJ.regPC); //pcwze。レジスタリスト。ゼロ拡張 5894: XEiJ.regPC += 2; 5895: if (ea >> 3 == XEiJ.MMM_MN) { //-(Ar) 5896: //MOVEM.wl <list>,-(Ar)で<list>にArが含まれているとき、000/010は命令開始時のArを、020/030/040/060は命令開始時のAr-オペレーションサイズをメモリに書き込む 5897: //転送するレジスタが0個のときArは変化しない 5898: int arr = ea - (XEiJ.EA_MN - 8); 5899: int a = XEiJ.regRn[arr]; 5900: if ((a & 1) != 0 && l != 0) { //奇数アドレスで1ワード以上転送する 5901: M68kException.m6eNumber = M68kException.M6E_ADDRESS_ERROR; 5902: M68kException.m6eAddress = a; 5903: M68kException.m6eDirection = XEiJ.MPU_WR_WRITE; 5904: M68kException.m6eSize = XEiJ.MPU_SS_WORD; 5905: throw M68kException.m6eSignal; 5906: } 5907: int t = a; 5908: if (XEiJ.IRP_MOVEM_MAINMEMORY && //000のときMOVEMでメインメモリを特別扱いにする 5909: (DataBreakPoint.DBP_ON ? DataBreakPoint.dbpSuperMap : XEiJ.busSuperMap)[a - 2 >>> XEiJ.BUS_PAGE_BITS] == MemoryMappedDevice.MMD_MMR && //メインメモリ 5910: 2 * 16 <= (a & XEiJ.BUS_PAGE_SIZE - 1)) { //16個転送してもページを跨がない 5911: a &= XEiJ.BUS_MOTHER_MASK; 5912: if (XEiJ.IRP_MOVEM_EXPAND) { //16回展開する 5913: if ((l & 0x0001) != 0) { 5914: a -= 2; 5915: int x = XEiJ.regRn[15]; 5916: MainMemory.mmrM8[a ] = (byte) (x >> 8); 5917: MainMemory.mmrM8[a + 1] = (byte) x; 5918: } 5919: if ((l & 0x0002) != 0) { 5920: a -= 2; 5921: int x = XEiJ.regRn[14]; 5922: MainMemory.mmrM8[a ] = (byte) (x >> 8); 5923: MainMemory.mmrM8[a + 1] = (byte) x; 5924: } 5925: if ((l & 0x0004) != 0) { 5926: a -= 2; 5927: int x = XEiJ.regRn[13]; 5928: MainMemory.mmrM8[a ] = (byte) (x >> 8); 5929: MainMemory.mmrM8[a + 1] = (byte) x; 5930: } 5931: if ((l & 0x0008) != 0) { 5932: a -= 2; 5933: int x = XEiJ.regRn[12]; 5934: MainMemory.mmrM8[a ] = (byte) (x >> 8); 5935: MainMemory.mmrM8[a + 1] = (byte) x; 5936: } 5937: if ((l & 0x0010) != 0) { 5938: a -= 2; 5939: int x = XEiJ.regRn[11]; 5940: MainMemory.mmrM8[a ] = (byte) (x >> 8); 5941: MainMemory.mmrM8[a + 1] = (byte) x; 5942: } 5943: if ((l & 0x0020) != 0) { 5944: a -= 2; 5945: int x = XEiJ.regRn[10]; 5946: MainMemory.mmrM8[a ] = (byte) (x >> 8); 5947: MainMemory.mmrM8[a + 1] = (byte) x; 5948: } 5949: if ((l & 0x0040) != 0) { 5950: a -= 2; 5951: int x = XEiJ.regRn[ 9]; 5952: MainMemory.mmrM8[a ] = (byte) (x >> 8); 5953: MainMemory.mmrM8[a + 1] = (byte) x; 5954: } 5955: if ((byte) l < 0) { //(l & 0x0080) != 0 5956: a -= 2; 5957: int x = XEiJ.regRn[ 8]; 5958: MainMemory.mmrM8[a ] = (byte) (x >> 8); 5959: MainMemory.mmrM8[a + 1] = (byte) x; 5960: } 5961: if ((l & 0x0100) != 0) { 5962: a -= 2; 5963: int x = XEiJ.regRn[ 7]; 5964: MainMemory.mmrM8[a ] = (byte) (x >> 8); 5965: MainMemory.mmrM8[a + 1] = (byte) x; 5966: } 5967: if ((l & 0x0200) != 0) { 5968: a -= 2; 5969: int x = XEiJ.regRn[ 6]; 5970: MainMemory.mmrM8[a ] = (byte) (x >> 8); 5971: MainMemory.mmrM8[a + 1] = (byte) x; 5972: } 5973: if ((l & 0x0400) != 0) { 5974: a -= 2; 5975: int x = XEiJ.regRn[ 5]; 5976: MainMemory.mmrM8[a ] = (byte) (x >> 8); 5977: MainMemory.mmrM8[a + 1] = (byte) x; 5978: } 5979: if ((l & 0x0800) != 0) { 5980: a -= 2; 5981: int x = XEiJ.regRn[ 4]; 5982: MainMemory.mmrM8[a ] = (byte) (x >> 8); 5983: MainMemory.mmrM8[a + 1] = (byte) x; 5984: } 5985: if ((l & 0x1000) != 0) { 5986: a -= 2; 5987: int x = XEiJ.regRn[ 3]; 5988: MainMemory.mmrM8[a ] = (byte) (x >> 8); 5989: MainMemory.mmrM8[a + 1] = (byte) x; 5990: } 5991: if ((l & 0x2000) != 0) { 5992: a -= 2; 5993: int x = XEiJ.regRn[ 2]; 5994: MainMemory.mmrM8[a ] = (byte) (x >> 8); 5995: MainMemory.mmrM8[a + 1] = (byte) x; 5996: } 5997: if ((l & 0x4000) != 0) { 5998: a -= 2; 5999: int x = XEiJ.regRn[ 1]; 6000: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6001: MainMemory.mmrM8[a + 1] = (byte) x; 6002: } 6003: if ((short) l < 0) { //(l & 0x8000) != 0 6004: a -= 2; 6005: int x = XEiJ.regRn[ 0]; 6006: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6007: MainMemory.mmrM8[a + 1] = (byte) x; 6008: } 6009: } else if (XEiJ.IRP_MOVEM_LOOP) { //16回ループする。コンパイラが展開する 6010: for (int i = 15; i >= 0; i--) { 6011: if ((l & 0x8000 >>> i) != 0) { 6012: a -= 2; 6013: int x = XEiJ.regRn[i]; 6014: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6015: MainMemory.mmrM8[a + 1] = (byte) x; 6016: } 6017: } 6018: } else if (XEiJ.IRP_MOVEM_SHIFT_LEFT) { //0になるまで左にシフトする 6019: l = XEiJ.MPU_BITREV_TABLE_0[l & 2047] | XEiJ.MPU_BITREV_TABLE_1[l << 10 >>> 21]; //Integer.reverse(l) 6020: for (int i = 15; l != 0; i--, l <<= 1) { 6021: if (l < 0) { 6022: a -= 2; 6023: int x = XEiJ.regRn[i]; 6024: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6025: MainMemory.mmrM8[a + 1] = (byte) x; 6026: } 6027: } 6028: } else if (XEiJ.IRP_MOVEM_SHIFT_RIGHT) { //0になるまで右にシフトする 6029: for (int i = 15; l != 0; i--, l >>>= 1) { 6030: if ((l & 1) != 0) { 6031: a -= 2; 6032: int x = XEiJ.regRn[i]; 6033: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6034: MainMemory.mmrM8[a + 1] = (byte) x; 6035: } 6036: } 6037: } else if (XEiJ.IRP_MOVEM_ZEROS) { //Integer.numberOfTrailingZerosを使う 6038: for (int i = 15; l != 0; ) { 6039: int k = Integer.numberOfTrailingZeros (l); 6040: a -= 2; 6041: int x = XEiJ.regRn[i -= k]; 6042: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6043: MainMemory.mmrM8[a + 1] = (byte) x; 6044: l = l >>> k & ~1; 6045: } 6046: } 6047: a = t - (short) (t - a); 6048: } else { //メインメモリでないかページを跨ぐ可能性がある 6049: if (XEiJ.IRP_MOVEM_EXPAND) { //16回展開する 6050: if ((l & 0x0001) != 0) { 6051: XEiJ.busWwe (a -= 2, XEiJ.regRn[15]); 6052: } 6053: if ((l & 0x0002) != 0) { 6054: XEiJ.busWwe (a -= 2, XEiJ.regRn[14]); 6055: } 6056: if ((l & 0x0004) != 0) { 6057: XEiJ.busWwe (a -= 2, XEiJ.regRn[13]); 6058: } 6059: if ((l & 0x0008) != 0) { 6060: XEiJ.busWwe (a -= 2, XEiJ.regRn[12]); 6061: } 6062: if ((l & 0x0010) != 0) { 6063: XEiJ.busWwe (a -= 2, XEiJ.regRn[11]); 6064: } 6065: if ((l & 0x0020) != 0) { 6066: XEiJ.busWwe (a -= 2, XEiJ.regRn[10]); 6067: } 6068: if ((l & 0x0040) != 0) { 6069: XEiJ.busWwe (a -= 2, XEiJ.regRn[ 9]); 6070: } 6071: if ((byte) l < 0) { //(l & 0x0080) != 0 6072: XEiJ.busWwe (a -= 2, XEiJ.regRn[ 8]); 6073: } 6074: if ((l & 0x0100) != 0) { 6075: XEiJ.busWwe (a -= 2, XEiJ.regRn[ 7]); 6076: } 6077: if ((l & 0x0200) != 0) { 6078: XEiJ.busWwe (a -= 2, XEiJ.regRn[ 6]); 6079: } 6080: if ((l & 0x0400) != 0) { 6081: XEiJ.busWwe (a -= 2, XEiJ.regRn[ 5]); 6082: } 6083: if ((l & 0x0800) != 0) { 6084: XEiJ.busWwe (a -= 2, XEiJ.regRn[ 4]); 6085: } 6086: if ((l & 0x1000) != 0) { 6087: XEiJ.busWwe (a -= 2, XEiJ.regRn[ 3]); 6088: } 6089: if ((l & 0x2000) != 0) { 6090: XEiJ.busWwe (a -= 2, XEiJ.regRn[ 2]); 6091: } 6092: if ((l & 0x4000) != 0) { 6093: XEiJ.busWwe (a -= 2, XEiJ.regRn[ 1]); 6094: } 6095: if ((short) l < 0) { //(l & 0x8000) != 0 6096: XEiJ.busWwe (a -= 2, XEiJ.regRn[ 0]); 6097: } 6098: } else if (XEiJ.IRP_MOVEM_LOOP) { //16回ループする。コンパイラが展開する 6099: for (int i = 15; i >= 0; i--) { 6100: if ((l & 0x8000 >>> i) != 0) { 6101: XEiJ.busWwe (a -= 2, XEiJ.regRn[i]); 6102: } 6103: } 6104: } else if (XEiJ.IRP_MOVEM_SHIFT_LEFT) { //0になるまで左にシフトする 6105: l = XEiJ.MPU_BITREV_TABLE_0[l & 2047] | XEiJ.MPU_BITREV_TABLE_1[l << 10 >>> 21]; //Integer.reverse(l) 6106: for (int i = 15; l != 0; i--, l <<= 1) { 6107: if (l < 0) { 6108: XEiJ.busWwe (a -= 2, XEiJ.regRn[i]); 6109: } 6110: } 6111: } else if (XEiJ.IRP_MOVEM_SHIFT_RIGHT) { //0になるまで右にシフトする 6112: for (int i = 15; l != 0; i--, l >>>= 1) { 6113: if ((l & 1) != 0) { 6114: XEiJ.busWwe (a -= 2, XEiJ.regRn[i]); 6115: } 6116: } 6117: } else if (XEiJ.IRP_MOVEM_ZEROS) { //Integer.numberOfTrailingZerosを使う 6118: for (int i = 15; l != 0; ) { 6119: int k = Integer.numberOfTrailingZeros (l); 6120: XEiJ.busWwe (a -= 2, XEiJ.regRn[i -= k]); 6121: l = l >>> k & ~1; 6122: } 6123: } 6124: } 6125: XEiJ.regRn[arr] = a; 6126: XEiJ.mpuCycleCount += 8 + (t - a << 1); //2バイト/個→4サイクル/個 6127: } else { //-(Ar)以外 6128: int a = efaCltWord (ea); 6129: if ((a & 1) != 0 && l != 0) { //奇数アドレスで1ワード以上転送する 6130: M68kException.m6eNumber = M68kException.M6E_ADDRESS_ERROR; 6131: M68kException.m6eAddress = a; 6132: M68kException.m6eDirection = XEiJ.MPU_WR_WRITE; 6133: M68kException.m6eSize = XEiJ.MPU_SS_WORD; 6134: throw M68kException.m6eSignal; 6135: } 6136: int t = a; 6137: if (XEiJ.IRP_MOVEM_MAINMEMORY && //000のときMOVEMでメインメモリを特別扱いにする 6138: (DataBreakPoint.DBP_ON ? DataBreakPoint.dbpSuperMap : XEiJ.busSuperMap)[a >>> XEiJ.BUS_PAGE_BITS] == MemoryMappedDevice.MMD_MMR && //メインメモリ 6139: (a & XEiJ.BUS_PAGE_SIZE - 1) <= XEiJ.BUS_PAGE_SIZE - 2 * 16) { //16個転送してもページを跨がない 6140: a &= XEiJ.BUS_MOTHER_MASK; 6141: if (XEiJ.IRP_MOVEM_EXPAND) { //16回展開する 6142: if ((l & 0x0001) != 0) { 6143: int x = XEiJ.regRn[ 0]; 6144: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6145: MainMemory.mmrM8[a + 1] = (byte) x; 6146: a += 2; 6147: } 6148: if ((l & 0x0002) != 0) { 6149: int x = XEiJ.regRn[ 1]; 6150: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6151: MainMemory.mmrM8[a + 1] = (byte) x; 6152: a += 2; 6153: } 6154: if ((l & 0x0004) != 0) { 6155: int x = XEiJ.regRn[ 2]; 6156: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6157: MainMemory.mmrM8[a + 1] = (byte) x; 6158: a += 2; 6159: } 6160: if ((l & 0x0008) != 0) { 6161: int x = XEiJ.regRn[ 3]; 6162: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6163: MainMemory.mmrM8[a + 1] = (byte) x; 6164: a += 2; 6165: } 6166: if ((l & 0x0010) != 0) { 6167: int x = XEiJ.regRn[ 4]; 6168: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6169: MainMemory.mmrM8[a + 1] = (byte) x; 6170: a += 2; 6171: } 6172: if ((l & 0x0020) != 0) { 6173: int x = XEiJ.regRn[ 5]; 6174: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6175: MainMemory.mmrM8[a + 1] = (byte) x; 6176: a += 2; 6177: } 6178: if ((l & 0x0040) != 0) { 6179: int x = XEiJ.regRn[ 6]; 6180: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6181: MainMemory.mmrM8[a + 1] = (byte) x; 6182: a += 2; 6183: } 6184: if ((byte) l < 0) { //(l & 0x0080) != 0 6185: int x = XEiJ.regRn[ 7]; 6186: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6187: MainMemory.mmrM8[a + 1] = (byte) x; 6188: a += 2; 6189: } 6190: if ((l & 0x0100) != 0) { 6191: int x = XEiJ.regRn[ 8]; 6192: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6193: MainMemory.mmrM8[a + 1] = (byte) x; 6194: a += 2; 6195: } 6196: if ((l & 0x0200) != 0) { 6197: int x = XEiJ.regRn[ 9]; 6198: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6199: MainMemory.mmrM8[a + 1] = (byte) x; 6200: a += 2; 6201: } 6202: if ((l & 0x0400) != 0) { 6203: int x = XEiJ.regRn[10]; 6204: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6205: MainMemory.mmrM8[a + 1] = (byte) x; 6206: a += 2; 6207: } 6208: if ((l & 0x0800) != 0) { 6209: int x = XEiJ.regRn[11]; 6210: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6211: MainMemory.mmrM8[a + 1] = (byte) x; 6212: a += 2; 6213: } 6214: if ((l & 0x1000) != 0) { 6215: int x = XEiJ.regRn[12]; 6216: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6217: MainMemory.mmrM8[a + 1] = (byte) x; 6218: a += 2; 6219: } 6220: if ((l & 0x2000) != 0) { 6221: int x = XEiJ.regRn[13]; 6222: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6223: MainMemory.mmrM8[a + 1] = (byte) x; 6224: a += 2; 6225: } 6226: if ((l & 0x4000) != 0) { 6227: int x = XEiJ.regRn[14]; 6228: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6229: MainMemory.mmrM8[a + 1] = (byte) x; 6230: a += 2; 6231: } 6232: if ((short) l < 0) { //(l & 0x8000) != 0 6233: int x = XEiJ.regRn[15]; 6234: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6235: MainMemory.mmrM8[a + 1] = (byte) x; 6236: a += 2; 6237: } 6238: } else if (XEiJ.IRP_MOVEM_LOOP) { //16回ループする。コンパイラが展開する 6239: for (int i = 0; i <= 15; i++) { 6240: if ((l & 0x0001 << i) != 0) { 6241: int x = XEiJ.regRn[i]; 6242: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6243: MainMemory.mmrM8[a + 1] = (byte) x; 6244: a += 2; 6245: } 6246: } 6247: } else if (XEiJ.IRP_MOVEM_SHIFT_LEFT) { //0になるまで左にシフトする 6248: l = XEiJ.MPU_BITREV_TABLE_0[l & 2047] | XEiJ.MPU_BITREV_TABLE_1[l << 10 >>> 21]; //Integer.reverse(l) 6249: for (int i = 0; l != 0; i++, l <<= 1) { 6250: if (l < 0) { 6251: int x = XEiJ.regRn[i]; 6252: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6253: MainMemory.mmrM8[a + 1] = (byte) x; 6254: a += 2; 6255: } 6256: } 6257: } else if (XEiJ.IRP_MOVEM_SHIFT_RIGHT) { //0になるまで右にシフトする 6258: for (int i = 0; l != 0; i++, l >>>= 1) { 6259: if ((l & 1) != 0) { 6260: int x = XEiJ.regRn[i]; 6261: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6262: MainMemory.mmrM8[a + 1] = (byte) x; 6263: a += 2; 6264: } 6265: } 6266: } else if (XEiJ.IRP_MOVEM_ZEROS) { //Integer.numberOfTrailingZerosを使う 6267: for (int i = 0; l != 0; ) { 6268: int k = Integer.numberOfTrailingZeros (l); 6269: int x = XEiJ.regRn[i += k]; 6270: MainMemory.mmrM8[a ] = (byte) (x >> 8); 6271: MainMemory.mmrM8[a + 1] = (byte) x; 6272: a += 2; 6273: l = l >>> k & ~1; 6274: } 6275: } 6276: a = t + (short) (a - t); 6277: } else { //メインメモリでないかページを跨ぐ可能性がある 6278: if (XEiJ.IRP_MOVEM_EXPAND) { //16回展開する 6279: if ((l & 0x0001) != 0) { 6280: XEiJ.busWwe (a, XEiJ.regRn[ 0]); 6281: a += 2; 6282: } 6283: if ((l & 0x0002) != 0) { 6284: XEiJ.busWwe (a, XEiJ.regRn[ 1]); 6285: a += 2; 6286: } 6287: if ((l & 0x0004) != 0) { 6288: XEiJ.busWwe (a, XEiJ.regRn[ 2]); 6289: a += 2; 6290: } 6291: if ((l & 0x0008) != 0) { 6292: XEiJ.busWwe (a, XEiJ.regRn[ 3]); 6293: a += 2; 6294: } 6295: if ((l & 0x0010) != 0) { 6296: XEiJ.busWwe (a, XEiJ.regRn[ 4]); 6297: a += 2; 6298: } 6299: if ((l & 0x0020) != 0) { 6300: XEiJ.busWwe (a, XEiJ.regRn[ 5]); 6301: a += 2; 6302: } 6303: if ((l & 0x0040) != 0) { 6304: XEiJ.busWwe (a, XEiJ.regRn[ 6]); 6305: a += 2; 6306: } 6307: if ((byte) l < 0) { //(l & 0x0080) != 0 6308: XEiJ.busWwe (a, XEiJ.regRn[ 7]); 6309: a += 2; 6310: } 6311: if ((l & 0x0100) != 0) { 6312: XEiJ.busWwe (a, XEiJ.regRn[ 8]); 6313: a += 2; 6314: } 6315: if ((l & 0x0200) != 0) { 6316: XEiJ.busWwe (a, XEiJ.regRn[ 9]); 6317: a += 2; 6318: } 6319: if ((l & 0x0400) != 0) { 6320: XEiJ.busWwe (a, XEiJ.regRn[10]); 6321: a += 2; 6322: } 6323: if ((l & 0x0800) != 0) { 6324: XEiJ.busWwe (a, XEiJ.regRn[11]); 6325: a += 2; 6326: } 6327: if ((l & 0x1000) != 0) { 6328: XEiJ.busWwe (a, XEiJ.regRn[12]); 6329: a += 2; 6330: } 6331: if ((l & 0x2000) != 0) { 6332: XEiJ.busWwe (a, XEiJ.regRn[13]); 6333: a += 2; 6334: } 6335: if ((l & 0x4000) != 0) { 6336: XEiJ.busWwe (a, XEiJ.regRn[14]); 6337: a += 2; 6338: } 6339: if ((short) l < 0) { //(l & 0x8000) != 0 6340: XEiJ.busWwe (a, XEiJ.regRn[15]); 6341: a += 2; 6342: } 6343: } else if (XEiJ.IRP_MOVEM_LOOP) { //16回ループする。コンパイラが展開する 6344: for (int i = 0; i <= 15; i++) { 6345: if ((l & 0x0001 << i) != 0) { 6346: XEiJ.busWwe (a, XEiJ.regRn[i]); 6347: a += 2; 6348: } 6349: } 6350: } else if (XEiJ.IRP_MOVEM_SHIFT_LEFT) { //0になるまで左にシフトする 6351: l = XEiJ.MPU_BITREV_TABLE_0[l & 2047] | XEiJ.MPU_BITREV_TABLE_1[l << 10 >>> 21]; //Integer.reverse(l) 6352: for (int i = 0; l != 0; i++, l <<= 1) { 6353: if (l < 0) { 6354: XEiJ.busWwe (a, XEiJ.regRn[i]); 6355: a += 2; 6356: } 6357: } 6358: } else if (XEiJ.IRP_MOVEM_SHIFT_RIGHT) { //0になるまで右にシフトする 6359: for (int i = 0; l != 0; i++, l >>>= 1) { 6360: if ((l & 1) != 0) { 6361: XEiJ.busWwe (a, XEiJ.regRn[i]); 6362: a += 2; 6363: } 6364: } 6365: } else if (XEiJ.IRP_MOVEM_ZEROS) { //Integer.numberOfTrailingZerosを使う 6366: for (int i = 0; l != 0; ) { 6367: int k = Integer.numberOfTrailingZeros (l); 6368: XEiJ.busWwe (a, XEiJ.regRn[i += k]); 6369: a += 2; 6370: l = l >>> k & ~1; 6371: } 6372: } 6373: } 6374: XEiJ.mpuCycleCount += 4 + (a - t << 1); //2バイト/個→4サイクル/個 6375: } 6376: } 6377: } //irpMovemToMemWord 6378: 6379: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 6380: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 6381: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 6382: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 6383: //EXT.L Dr |-|012346|-|-UUUU|-**00|D |0100_100_011_000_rrr 6384: //MOVEM.L <list>,<ea> |-|012346|-|-----|-----| M -WXZ |0100_100_011_mmm_rrr-llllllllllllllll 6385: public static void irpMovemToMemLong () throws M68kException { 6386: int ea = XEiJ.regOC & 63; 6387: if (ea < XEiJ.EA_AR) { //EXT.L Dr 6388: XEiJ.mpuCycleCount += 4; 6389: int z; 6390: XEiJ.regRn[ea] = z = (short) XEiJ.regRn[ea]; 6391: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 6392: } else { //MOVEM.L <list>,<ea> 6393: int l = XEiJ.busRwze (XEiJ.regPC); //pcwze。レジスタリスト。ゼロ拡張 6394: XEiJ.regPC += 2; 6395: if (ea >> 3 == XEiJ.MMM_MN) { //-(Ar) 6396: //MOVEM.wl <list>,-(Ar)で<list>にArが含まれているとき、000/010は命令開始時のArを、020/030/040/060は命令開始時のAr-オペレーションサイズをメモリに書き込む 6397: //転送するレジスタが0個のときArは変化しない 6398: int arr = ea - (XEiJ.EA_MN - 8); 6399: int a = XEiJ.regRn[arr]; 6400: if ((a & 1) != 0 && l != 0) { //奇数アドレスで1ワード以上転送する 6401: M68kException.m6eNumber = M68kException.M6E_ADDRESS_ERROR; 6402: M68kException.m6eAddress = a; 6403: M68kException.m6eDirection = XEiJ.MPU_WR_WRITE; 6404: M68kException.m6eSize = XEiJ.MPU_SS_LONG; 6405: throw M68kException.m6eSignal; 6406: } 6407: int t = a; 6408: if (XEiJ.IRP_MOVEM_MAINMEMORY && //000のときMOVEMでメインメモリを特別扱いにする 6409: (DataBreakPoint.DBP_ON ? DataBreakPoint.dbpSuperMap : XEiJ.busSuperMap)[a - 4 >>> XEiJ.BUS_PAGE_BITS] == MemoryMappedDevice.MMD_MMR && //メインメモリ 6410: 4 * 16 <= (a & XEiJ.BUS_PAGE_SIZE - 1)) { //16個転送してもページを跨がない 6411: a &= XEiJ.BUS_MOTHER_MASK; 6412: if (XEiJ.IRP_MOVEM_EXPAND) { //16回展開する 6413: if ((l & 0x0001) != 0) { 6414: a -= 4; 6415: int x = XEiJ.regRn[15]; 6416: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6417: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6418: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6419: MainMemory.mmrM8[a + 3] = (byte) x; 6420: } 6421: if ((l & 0x0002) != 0) { 6422: a -= 4; 6423: int x = XEiJ.regRn[14]; 6424: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6425: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6426: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6427: MainMemory.mmrM8[a + 3] = (byte) x; 6428: } 6429: if ((l & 0x0004) != 0) { 6430: a -= 4; 6431: int x = XEiJ.regRn[13]; 6432: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6433: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6434: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6435: MainMemory.mmrM8[a + 3] = (byte) x; 6436: } 6437: if ((l & 0x0008) != 0) { 6438: a -= 4; 6439: int x = XEiJ.regRn[12]; 6440: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6441: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6442: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6443: MainMemory.mmrM8[a + 3] = (byte) x; 6444: } 6445: if ((l & 0x0010) != 0) { 6446: a -= 4; 6447: int x = XEiJ.regRn[11]; 6448: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6449: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6450: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6451: MainMemory.mmrM8[a + 3] = (byte) x; 6452: } 6453: if ((l & 0x0020) != 0) { 6454: a -= 4; 6455: int x = XEiJ.regRn[10]; 6456: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6457: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6458: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6459: MainMemory.mmrM8[a + 3] = (byte) x; 6460: } 6461: if ((l & 0x0040) != 0) { 6462: a -= 4; 6463: int x = XEiJ.regRn[ 9]; 6464: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6465: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6466: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6467: MainMemory.mmrM8[a + 3] = (byte) x; 6468: } 6469: if ((byte) l < 0) { //(l & 0x0080) != 0 6470: a -= 4; 6471: int x = XEiJ.regRn[ 8]; 6472: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6473: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6474: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6475: MainMemory.mmrM8[a + 3] = (byte) x; 6476: } 6477: if ((l & 0x0100) != 0) { 6478: a -= 4; 6479: int x = XEiJ.regRn[ 7]; 6480: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6481: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6482: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6483: MainMemory.mmrM8[a + 3] = (byte) x; 6484: } 6485: if ((l & 0x0200) != 0) { 6486: a -= 4; 6487: int x = XEiJ.regRn[ 6]; 6488: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6489: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6490: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6491: MainMemory.mmrM8[a + 3] = (byte) x; 6492: } 6493: if ((l & 0x0400) != 0) { 6494: a -= 4; 6495: int x = XEiJ.regRn[ 5]; 6496: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6497: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6498: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6499: MainMemory.mmrM8[a + 3] = (byte) x; 6500: } 6501: if ((l & 0x0800) != 0) { 6502: a -= 4; 6503: int x = XEiJ.regRn[ 4]; 6504: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6505: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6506: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6507: MainMemory.mmrM8[a + 3] = (byte) x; 6508: } 6509: if ((l & 0x1000) != 0) { 6510: a -= 4; 6511: int x = XEiJ.regRn[ 3]; 6512: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6513: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6514: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6515: MainMemory.mmrM8[a + 3] = (byte) x; 6516: } 6517: if ((l & 0x2000) != 0) { 6518: a -= 4; 6519: int x = XEiJ.regRn[ 2]; 6520: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6521: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6522: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6523: MainMemory.mmrM8[a + 3] = (byte) x; 6524: } 6525: if ((l & 0x4000) != 0) { 6526: a -= 4; 6527: int x = XEiJ.regRn[ 1]; 6528: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6529: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6530: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6531: MainMemory.mmrM8[a + 3] = (byte) x; 6532: } 6533: if ((short) l < 0) { //(l & 0x8000) != 0 6534: a -= 4; 6535: int x = XEiJ.regRn[ 0]; 6536: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6537: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6538: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6539: MainMemory.mmrM8[a + 3] = (byte) x; 6540: } 6541: } else if (XEiJ.IRP_MOVEM_LOOP) { //16回ループする。コンパイラが展開する 6542: for (int i = 15; i >= 0; i--) { 6543: if ((l & 0x8000 >>> i) != 0) { 6544: a -= 4; 6545: int x = XEiJ.regRn[i]; 6546: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6547: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6548: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6549: MainMemory.mmrM8[a + 3] = (byte) x; 6550: } 6551: } 6552: } else if (XEiJ.IRP_MOVEM_SHIFT_LEFT) { //0になるまで左にシフトする 6553: l = XEiJ.MPU_BITREV_TABLE_0[l & 2047] | XEiJ.MPU_BITREV_TABLE_1[l << 10 >>> 21]; //Integer.reverse(l) 6554: for (int i = 15; l != 0; i--, l <<= 1) { 6555: if (l < 0) { 6556: a -= 4; 6557: int x = XEiJ.regRn[i]; 6558: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6559: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6560: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6561: MainMemory.mmrM8[a + 3] = (byte) x; 6562: } 6563: } 6564: } else if (XEiJ.IRP_MOVEM_SHIFT_RIGHT) { //0になるまで右にシフトする 6565: for (int i = 15; l != 0; i--, l >>>= 1) { 6566: if ((l & 1) != 0) { 6567: a -= 4; 6568: int x = XEiJ.regRn[i]; 6569: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6570: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6571: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6572: MainMemory.mmrM8[a + 3] = (byte) x; 6573: } 6574: } 6575: } else if (XEiJ.IRP_MOVEM_ZEROS) { //Integer.numberOfTrailingZerosを使う 6576: for (int i = 15; l != 0; ) { 6577: int k = Integer.numberOfTrailingZeros (l); 6578: a -= 4; 6579: int x = XEiJ.regRn[i -= k]; 6580: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6581: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6582: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6583: MainMemory.mmrM8[a + 3] = (byte) x; 6584: l = l >>> k & ~1; 6585: } 6586: } 6587: a = t - (short) (t - a); 6588: } else { //メインメモリでないかページを跨ぐ可能性がある 6589: if (XEiJ.IRP_MOVEM_EXPAND) { //16回展開する 6590: if ((l & 0x0001) != 0) { 6591: XEiJ.busWle (a -= 4, XEiJ.regRn[15]); 6592: } 6593: if ((l & 0x0002) != 0) { 6594: XEiJ.busWle (a -= 4, XEiJ.regRn[14]); 6595: } 6596: if ((l & 0x0004) != 0) { 6597: XEiJ.busWle (a -= 4, XEiJ.regRn[13]); 6598: } 6599: if ((l & 0x0008) != 0) { 6600: XEiJ.busWle (a -= 4, XEiJ.regRn[12]); 6601: } 6602: if ((l & 0x0010) != 0) { 6603: XEiJ.busWle (a -= 4, XEiJ.regRn[11]); 6604: } 6605: if ((l & 0x0020) != 0) { 6606: XEiJ.busWle (a -= 4, XEiJ.regRn[10]); 6607: } 6608: if ((l & 0x0040) != 0) { 6609: XEiJ.busWle (a -= 4, XEiJ.regRn[ 9]); 6610: } 6611: if ((byte) l < 0) { //(l & 0x0080) != 0 6612: XEiJ.busWle (a -= 4, XEiJ.regRn[ 8]); 6613: } 6614: if ((l & 0x0100) != 0) { 6615: XEiJ.busWle (a -= 4, XEiJ.regRn[ 7]); 6616: } 6617: if ((l & 0x0200) != 0) { 6618: XEiJ.busWle (a -= 4, XEiJ.regRn[ 6]); 6619: } 6620: if ((l & 0x0400) != 0) { 6621: XEiJ.busWle (a -= 4, XEiJ.regRn[ 5]); 6622: } 6623: if ((l & 0x0800) != 0) { 6624: XEiJ.busWle (a -= 4, XEiJ.regRn[ 4]); 6625: } 6626: if ((l & 0x1000) != 0) { 6627: XEiJ.busWle (a -= 4, XEiJ.regRn[ 3]); 6628: } 6629: if ((l & 0x2000) != 0) { 6630: XEiJ.busWle (a -= 4, XEiJ.regRn[ 2]); 6631: } 6632: if ((l & 0x4000) != 0) { 6633: XEiJ.busWle (a -= 4, XEiJ.regRn[ 1]); 6634: } 6635: if ((short) l < 0) { //(l & 0x8000) != 0 6636: XEiJ.busWle (a -= 4, XEiJ.regRn[ 0]); 6637: } 6638: } else if (XEiJ.IRP_MOVEM_LOOP) { //16回ループする。コンパイラが展開する 6639: for (int i = 15; i >= 0; i--) { 6640: if ((l & 0x8000 >>> i) != 0) { 6641: XEiJ.busWle (a -= 4, XEiJ.regRn[i]); 6642: } 6643: } 6644: } else if (XEiJ.IRP_MOVEM_SHIFT_LEFT) { //0になるまで左にシフトする 6645: l = XEiJ.MPU_BITREV_TABLE_0[l & 2047] | XEiJ.MPU_BITREV_TABLE_1[l << 10 >>> 21]; //Integer.reverse(l) 6646: for (int i = 15; l != 0; i--, l <<= 1) { 6647: if (l < 0) { 6648: XEiJ.busWle (a -= 4, XEiJ.regRn[i]); 6649: } 6650: } 6651: } else if (XEiJ.IRP_MOVEM_SHIFT_RIGHT) { //0になるまで右にシフトする 6652: for (int i = 15; l != 0; i--, l >>>= 1) { 6653: if ((l & 1) != 0) { 6654: XEiJ.busWle (a -= 4, XEiJ.regRn[i]); 6655: } 6656: } 6657: } else if (XEiJ.IRP_MOVEM_ZEROS) { //Integer.numberOfTrailingZerosを使う 6658: for (int i = 15; l != 0; ) { 6659: int k = Integer.numberOfTrailingZeros (l); 6660: XEiJ.busWle (a -= 4, XEiJ.regRn[i -= k]); 6661: l = l >>> k & ~1; 6662: } 6663: } 6664: } 6665: XEiJ.regRn[arr] = a; 6666: XEiJ.mpuCycleCount += 8 + (t - a << 1); //4バイト/個→8サイクル/個 6667: } else { //-(Ar)以外 6668: int a = efaCltLong (ea); 6669: if ((a & 1) != 0 && l != 0) { //奇数アドレスで1ワード以上転送する 6670: M68kException.m6eNumber = M68kException.M6E_ADDRESS_ERROR; 6671: M68kException.m6eAddress = a; 6672: M68kException.m6eDirection = XEiJ.MPU_WR_WRITE; 6673: M68kException.m6eSize = XEiJ.MPU_SS_LONG; 6674: throw M68kException.m6eSignal; 6675: } 6676: int t = a; 6677: if (XEiJ.IRP_MOVEM_MAINMEMORY && //000のときMOVEMでメインメモリを特別扱いにする 6678: (DataBreakPoint.DBP_ON ? DataBreakPoint.dbpSuperMap : XEiJ.busSuperMap)[a >>> XEiJ.BUS_PAGE_BITS] == MemoryMappedDevice.MMD_MMR && //メインメモリ 6679: (a & XEiJ.BUS_PAGE_SIZE - 1) <= XEiJ.BUS_PAGE_SIZE - 4 * 16) { //16個転送してもページを跨がない 6680: a &= XEiJ.BUS_MOTHER_MASK; 6681: if (XEiJ.IRP_MOVEM_EXPAND) { //16回展開する 6682: if ((l & 0x0001) != 0) { 6683: int x = XEiJ.regRn[ 0]; 6684: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6685: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6686: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6687: MainMemory.mmrM8[a + 3] = (byte) x; 6688: a += 4; 6689: } 6690: if ((l & 0x0002) != 0) { 6691: int x = XEiJ.regRn[ 1]; 6692: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6693: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6694: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6695: MainMemory.mmrM8[a + 3] = (byte) x; 6696: a += 4; 6697: } 6698: if ((l & 0x0004) != 0) { 6699: int x = XEiJ.regRn[ 2]; 6700: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6701: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6702: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6703: MainMemory.mmrM8[a + 3] = (byte) x; 6704: a += 4; 6705: } 6706: if ((l & 0x0008) != 0) { 6707: int x = XEiJ.regRn[ 3]; 6708: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6709: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6710: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6711: MainMemory.mmrM8[a + 3] = (byte) x; 6712: a += 4; 6713: } 6714: if ((l & 0x0010) != 0) { 6715: int x = XEiJ.regRn[ 4]; 6716: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6717: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6718: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6719: MainMemory.mmrM8[a + 3] = (byte) x; 6720: a += 4; 6721: } 6722: if ((l & 0x0020) != 0) { 6723: int x = XEiJ.regRn[ 5]; 6724: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6725: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6726: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6727: MainMemory.mmrM8[a + 3] = (byte) x; 6728: a += 4; 6729: } 6730: if ((l & 0x0040) != 0) { 6731: int x = XEiJ.regRn[ 6]; 6732: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6733: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6734: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6735: MainMemory.mmrM8[a + 3] = (byte) x; 6736: a += 4; 6737: } 6738: if ((byte) l < 0) { //(l & 0x0080) != 0 6739: int x = XEiJ.regRn[ 7]; 6740: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6741: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6742: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6743: MainMemory.mmrM8[a + 3] = (byte) x; 6744: a += 4; 6745: } 6746: if ((l & 0x0100) != 0) { 6747: int x = XEiJ.regRn[ 8]; 6748: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6749: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6750: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6751: MainMemory.mmrM8[a + 3] = (byte) x; 6752: a += 4; 6753: } 6754: if ((l & 0x0200) != 0) { 6755: int x = XEiJ.regRn[ 9]; 6756: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6757: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6758: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6759: MainMemory.mmrM8[a + 3] = (byte) x; 6760: a += 4; 6761: } 6762: if ((l & 0x0400) != 0) { 6763: int x = XEiJ.regRn[10]; 6764: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6765: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6766: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6767: MainMemory.mmrM8[a + 3] = (byte) x; 6768: a += 4; 6769: } 6770: if ((l & 0x0800) != 0) { 6771: int x = XEiJ.regRn[11]; 6772: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6773: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6774: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6775: MainMemory.mmrM8[a + 3] = (byte) x; 6776: a += 4; 6777: } 6778: if ((l & 0x1000) != 0) { 6779: int x = XEiJ.regRn[12]; 6780: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6781: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6782: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6783: MainMemory.mmrM8[a + 3] = (byte) x; 6784: a += 4; 6785: } 6786: if ((l & 0x2000) != 0) { 6787: int x = XEiJ.regRn[13]; 6788: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6789: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6790: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6791: MainMemory.mmrM8[a + 3] = (byte) x; 6792: a += 4; 6793: } 6794: if ((l & 0x4000) != 0) { 6795: int x = XEiJ.regRn[14]; 6796: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6797: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6798: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6799: MainMemory.mmrM8[a + 3] = (byte) x; 6800: a += 4; 6801: } 6802: if ((short) l < 0) { //(l & 0x8000) != 0 6803: int x = XEiJ.regRn[15]; 6804: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6805: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6806: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6807: MainMemory.mmrM8[a + 3] = (byte) x; 6808: a += 4; 6809: } 6810: } else if (XEiJ.IRP_MOVEM_LOOP) { //16回ループする。コンパイラが展開する 6811: for (int i = 0; i <= 15; i++) { 6812: if ((l & 0x0001 << i) != 0) { 6813: int x = XEiJ.regRn[i]; 6814: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6815: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6816: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6817: MainMemory.mmrM8[a + 3] = (byte) x; 6818: a += 4; 6819: } 6820: } 6821: } else if (XEiJ.IRP_MOVEM_SHIFT_LEFT) { //0になるまで左にシフトする 6822: l = XEiJ.MPU_BITREV_TABLE_0[l & 2047] | XEiJ.MPU_BITREV_TABLE_1[l << 10 >>> 21]; //Integer.reverse(l) 6823: for (int i = 0; l != 0; i++, l <<= 1) { 6824: if (l < 0) { 6825: int x = XEiJ.regRn[i]; 6826: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6827: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6828: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6829: MainMemory.mmrM8[a + 3] = (byte) x; 6830: a += 4; 6831: } 6832: } 6833: } else if (XEiJ.IRP_MOVEM_SHIFT_RIGHT) { //0になるまで右にシフトする 6834: for (int i = 0; l != 0; i++, l >>>= 1) { 6835: if ((l & 1) != 0) { 6836: int x = XEiJ.regRn[i]; 6837: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6838: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6839: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6840: MainMemory.mmrM8[a + 3] = (byte) x; 6841: a += 4; 6842: } 6843: } 6844: } else if (XEiJ.IRP_MOVEM_ZEROS) { //Integer.numberOfTrailingZerosを使う 6845: for (int i = 0; l != 0; ) { 6846: int k = Integer.numberOfTrailingZeros (l); 6847: int x = XEiJ.regRn[i += k]; 6848: MainMemory.mmrM8[a ] = (byte) (x >> 24); 6849: MainMemory.mmrM8[a + 1] = (byte) (x >> 16); 6850: MainMemory.mmrM8[a + 2] = (byte) (x >> 8); 6851: MainMemory.mmrM8[a + 3] = (byte) x; 6852: a += 4; 6853: l = l >>> k & ~1; 6854: } 6855: } 6856: a = t + (short) (a - t); 6857: } else { //メインメモリでないかページを跨ぐ可能性がある 6858: if (XEiJ.IRP_MOVEM_EXPAND) { //16回展開する 6859: if ((l & 0x0001) != 0) { 6860: XEiJ.busWle (a, XEiJ.regRn[ 0]); 6861: a += 4; 6862: } 6863: if ((l & 0x0002) != 0) { 6864: XEiJ.busWle (a, XEiJ.regRn[ 1]); 6865: a += 4; 6866: } 6867: if ((l & 0x0004) != 0) { 6868: XEiJ.busWle (a, XEiJ.regRn[ 2]); 6869: a += 4; 6870: } 6871: if ((l & 0x0008) != 0) { 6872: XEiJ.busWle (a, XEiJ.regRn[ 3]); 6873: a += 4; 6874: } 6875: if ((l & 0x0010) != 0) { 6876: XEiJ.busWle (a, XEiJ.regRn[ 4]); 6877: a += 4; 6878: } 6879: if ((l & 0x0020) != 0) { 6880: XEiJ.busWle (a, XEiJ.regRn[ 5]); 6881: a += 4; 6882: } 6883: if ((l & 0x0040) != 0) { 6884: XEiJ.busWle (a, XEiJ.regRn[ 6]); 6885: a += 4; 6886: } 6887: if ((byte) l < 0) { //(l & 0x0080) != 0 6888: XEiJ.busWle (a, XEiJ.regRn[ 7]); 6889: a += 4; 6890: } 6891: if ((l & 0x0100) != 0) { 6892: XEiJ.busWle (a, XEiJ.regRn[ 8]); 6893: a += 4; 6894: } 6895: if ((l & 0x0200) != 0) { 6896: XEiJ.busWle (a, XEiJ.regRn[ 9]); 6897: a += 4; 6898: } 6899: if ((l & 0x0400) != 0) { 6900: XEiJ.busWle (a, XEiJ.regRn[10]); 6901: a += 4; 6902: } 6903: if ((l & 0x0800) != 0) { 6904: XEiJ.busWle (a, XEiJ.regRn[11]); 6905: a += 4; 6906: } 6907: if ((l & 0x1000) != 0) { 6908: XEiJ.busWle (a, XEiJ.regRn[12]); 6909: a += 4; 6910: } 6911: if ((l & 0x2000) != 0) { 6912: XEiJ.busWle (a, XEiJ.regRn[13]); 6913: a += 4; 6914: } 6915: if ((l & 0x4000) != 0) { 6916: XEiJ.busWle (a, XEiJ.regRn[14]); 6917: a += 4; 6918: } 6919: if ((short) l < 0) { //(l & 0x8000) != 0 6920: XEiJ.busWle (a, XEiJ.regRn[15]); 6921: a += 4; 6922: } 6923: } else if (XEiJ.IRP_MOVEM_LOOP) { //16回ループする。コンパイラが展開する 6924: for (int i = 0; i <= 15; i++) { 6925: if ((l & 0x0001 << i) != 0) { 6926: XEiJ.busWle (a, XEiJ.regRn[i]); 6927: a += 4; 6928: } 6929: } 6930: } else if (XEiJ.IRP_MOVEM_SHIFT_LEFT) { //0になるまで左にシフトする 6931: l = XEiJ.MPU_BITREV_TABLE_0[l & 2047] | XEiJ.MPU_BITREV_TABLE_1[l << 10 >>> 21]; //Integer.reverse(l) 6932: for (int i = 0; l != 0; i++, l <<= 1) { 6933: if (l < 0) { 6934: XEiJ.busWle (a, XEiJ.regRn[i]); 6935: a += 4; 6936: } 6937: } 6938: } else if (XEiJ.IRP_MOVEM_SHIFT_RIGHT) { //0になるまで右にシフトする 6939: for (int i = 0; l != 0; i++, l >>>= 1) { 6940: if ((l & 1) != 0) { 6941: XEiJ.busWle (a, XEiJ.regRn[i]); 6942: a += 4; 6943: } 6944: } 6945: } else if (XEiJ.IRP_MOVEM_ZEROS) { //Integer.numberOfTrailingZerosを使う 6946: for (int i = 0; l != 0; ) { 6947: int k = Integer.numberOfTrailingZeros (l); 6948: XEiJ.busWle (a, XEiJ.regRn[i += k]); 6949: a += 4; 6950: l = l >>> k & ~1; 6951: } 6952: } 6953: } 6954: XEiJ.mpuCycleCount += 0 + (a - t << 1); //4バイト/個→8サイクル/個 6955: } 6956: } 6957: } //irpMovemToMemLong 6958: 6959: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 6960: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 6961: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 6962: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 6963: //TST.B <ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0100_101_000_mmm_rrr 6964: public static void irpTstByte () throws M68kException { 6965: XEiJ.mpuCycleCount += 4; 6966: int ea = XEiJ.regOC & 63; 6967: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & (ea < XEiJ.EA_AR ? XEiJ.regRn[ea] : XEiJ.busRbs (efaMltByte (ea)))]; //ccr_tst_byte。アドレッシングモードに注意 6968: } //irpTstByte 6969: 6970: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 6971: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 6972: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 6973: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 6974: //TST.W <ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0100_101_001_mmm_rrr 6975: public static void irpTstWord () throws M68kException { 6976: XEiJ.mpuCycleCount += 4; 6977: int ea = XEiJ.regOC & 63; 6978: int z = ea < XEiJ.EA_AR ? XEiJ.regRn[ea] : XEiJ.busRws (efaMltWord (ea)); //アドレッシングモードに注意 6979: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (char) z - 1 >> 31 & XEiJ.REG_CCR_Z | ((short) z < 0 ? XEiJ.REG_CCR_N : 0); //ccr_tst_word 6980: } //irpTstWord 6981: 6982: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 6983: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 6984: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 6985: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 6986: //TST.L <ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0100_101_010_mmm_rrr 6987: public static void irpTstLong () throws M68kException { 6988: XEiJ.mpuCycleCount += 4; 6989: int ea = XEiJ.regOC & 63; 6990: int z = ea < XEiJ.EA_AR ? XEiJ.regRn[ea] : XEiJ.busRls (efaMltLong (ea)); //アドレッシングモードに注意 6991: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 6992: } //irpTstLong 6993: 6994: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 6995: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 6996: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 6997: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 6998: //TAS.B <ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |0100_101_011_mmm_rrr 6999: //ILLEGAL |-|012346|-|-----|-----| |0100_101_011_111_100 7000: public static void irpTas () throws M68kException { 7001: int ea = XEiJ.regOC & 63; 7002: int z; 7003: if (ea < XEiJ.EA_AR) { //TAS.B Dr 7004: XEiJ.mpuCycleCount += 4; 7005: XEiJ.regRn[ea] = 0x80 | (z = XEiJ.regRn[ea]); 7006: } else if (ea == XEiJ.EA_IM) { //ILLEGAL 7007: XEiJ.mpuCycleCount += 34; 7008: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 7009: throw M68kException.m6eSignal; 7010: } else { //TAS.B <mem> 7011: XEiJ.mpuCycleCount += 10; 7012: int a = efaMltByte (ea); 7013: XEiJ.busWb (a, 0x80 | (z = XEiJ.busRbs (a))); 7014: } 7015: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & z]; //ccr_tst_byte 7016: } //irpTas 7017: 7018: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7019: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7020: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7021: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7022: //SATS.L Dr |-|------|-|-UUUU|-**00|D |0100_110_010_000_rrr (ISA_B) 7023: //MOVEM.W <ea>,<list> |-|012346|-|-----|-----| M+ WXZP |0100_110_010_mmm_rrr-llllllllllllllll 7024: // 7025: //SATS.L Dr 7026: // VがセットされていたらDrを符号が逆で絶対値が最大の値にする(直前のDrに対する演算を飽和演算にする) 7027: public static void irpMovemToRegWord () throws M68kException { 7028: int ea = XEiJ.regOC & 63; 7029: if (ea < XEiJ.EA_AR) { //SATS.L Dr 7030: XEiJ.mpuCycleCount += 4; 7031: int z = XEiJ.regRn[ea]; 7032: if (XEiJ.TEST_BIT_1_SHIFT ? XEiJ.regCCR << 31 - 1 < 0 : (XEiJ.regCCR & XEiJ.REG_CCR_V) != 0) { //Vがセットされているとき 7033: XEiJ.regRn[ea] = z = z >> 31 ^ 0x80000000; //符号が逆で絶対値が最大の値にする 7034: } 7035: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 7036: } else { //MOVEM.W <ea>,<list> 7037: int l = XEiJ.busRwze (XEiJ.regPC); //pcwze。レジスタリスト。ゼロ拡張 7038: XEiJ.regPC += 2; 7039: int arr, a; 7040: if (ea >> 3 == XEiJ.MMM_MP) { //(Ar)+ 7041: XEiJ.mpuCycleCount += 12; 7042: arr = ea - (XEiJ.EA_MP - 8); 7043: a = XEiJ.regRn[arr]; 7044: } else { //(Ar)+以外 7045: XEiJ.mpuCycleCount += 8; 7046: arr = 16; 7047: a = efaCntWord (ea); 7048: } 7049: if ((a & 1) != 0 && l != 0) { //奇数アドレスで1ワード以上転送する 7050: M68kException.m6eNumber = M68kException.M6E_ADDRESS_ERROR; 7051: M68kException.m6eAddress = a; 7052: M68kException.m6eDirection = XEiJ.MPU_WR_READ; 7053: M68kException.m6eSize = XEiJ.MPU_SS_WORD; 7054: throw M68kException.m6eSignal; 7055: } 7056: int t = a; 7057: if (XEiJ.IRP_MOVEM_MAINMEMORY && //000のときMOVEMでメインメモリを特別扱いにする 7058: (DataBreakPoint.DBP_ON ? DataBreakPoint.dbpSuperMap : XEiJ.busSuperMap)[a >>> XEiJ.BUS_PAGE_BITS] == MemoryMappedDevice.MMD_MMR && //メインメモリ 7059: (a & XEiJ.BUS_PAGE_SIZE - 1) <= XEiJ.BUS_PAGE_SIZE - 2 * 16) { //16個転送してもページを跨がない 7060: a &= XEiJ.BUS_MOTHER_MASK; 7061: if (XEiJ.IRP_MOVEM_EXPAND) { //16回展開する 7062: if ((l & 0x0001) != 0) { 7063: XEiJ.regRn[ 0] = MainMemory.mmrM8[a] << 8 | MainMemory.mmrM8[a + 1] & 255; //データレジスタも符号拡張して32bit全部書き換える 7064: a += 2; 7065: } 7066: if ((l & 0x0002) != 0) { 7067: XEiJ.regRn[ 1] = MainMemory.mmrM8[a] << 8 | MainMemory.mmrM8[a + 1] & 255; //データレジスタも符号拡張して32bit全部書き換える 7068: a += 2; 7069: } 7070: if ((l & 0x0004) != 0) { 7071: XEiJ.regRn[ 2] = MainMemory.mmrM8[a] << 8 | MainMemory.mmrM8[a + 1] & 255; //データレジスタも符号拡張して32bit全部書き換える 7072: a += 2; 7073: } 7074: if ((l & 0x0008) != 0) { 7075: XEiJ.regRn[ 3] = MainMemory.mmrM8[a] << 8 | MainMemory.mmrM8[a + 1] & 255; //データレジスタも符号拡張して32bit全部書き換える 7076: a += 2; 7077: } 7078: if ((l & 0x0010) != 0) { 7079: XEiJ.regRn[ 4] = MainMemory.mmrM8[a] << 8 | MainMemory.mmrM8[a + 1] & 255; //データレジスタも符号拡張して32bit全部書き換える 7080: a += 2; 7081: } 7082: if ((l & 0x0020) != 0) { 7083: XEiJ.regRn[ 5] = MainMemory.mmrM8[a] << 8 | MainMemory.mmrM8[a + 1] & 255; //データレジスタも符号拡張して32bit全部書き換える 7084: a += 2; 7085: } 7086: if ((l & 0x0040) != 0) { 7087: XEiJ.regRn[ 6] = MainMemory.mmrM8[a] << 8 | MainMemory.mmrM8[a + 1] & 255; //データレジスタも符号拡張して32bit全部書き換える 7088: a += 2; 7089: } 7090: if ((byte) l < 0) { //(l & 0x0080) != 0 7091: XEiJ.regRn[ 7] = MainMemory.mmrM8[a] << 8 | MainMemory.mmrM8[a + 1] & 255; //データレジスタも符号拡張して32bit全部書き換える 7092: a += 2; 7093: } 7094: if ((l & 0x0100) != 0) { 7095: XEiJ.regRn[ 8] = MainMemory.mmrM8[a] << 8 | MainMemory.mmrM8[a + 1] & 255; //符号拡張して32bit全部書き換える 7096: a += 2; 7097: } 7098: if ((l & 0x0200) != 0) { 7099: XEiJ.regRn[ 9] = MainMemory.mmrM8[a] << 8 | MainMemory.mmrM8[a + 1] & 255; //符号拡張して32bit全部書き換える 7100: a += 2; 7101: } 7102: if ((l & 0x0400) != 0) { 7103: XEiJ.regRn[10] = MainMemory.mmrM8[a] << 8 | MainMemory.mmrM8[a + 1] & 255; //符号拡張して32bit全部書き換える 7104: a += 2; 7105: } 7106: if ((l & 0x0800) != 0) { 7107: XEiJ.regRn[11] = MainMemory.mmrM8[a] << 8 | MainMemory.mmrM8[a + 1] & 255; //符号拡張して32bit全部書き換える 7108: a += 2; 7109: } 7110: if ((l & 0x1000) != 0) { 7111: XEiJ.regRn[12] = MainMemory.mmrM8[a] << 8 | MainMemory.mmrM8[a + 1] & 255; //符号拡張して32bit全部書き換える 7112: a += 2; 7113: } 7114: if ((l & 0x2000) != 0) { 7115: XEiJ.regRn[13] = MainMemory.mmrM8[a] << 8 | MainMemory.mmrM8[a + 1] & 255; //符号拡張して32bit全部書き換える 7116: a += 2; 7117: } 7118: if ((l & 0x4000) != 0) { 7119: XEiJ.regRn[14] = MainMemory.mmrM8[a] << 8 | MainMemory.mmrM8[a + 1] & 255; //符号拡張して32bit全部書き換える 7120: a += 2; 7121: } 7122: if ((short) l < 0) { //(l & 0x8000) != 0 7123: XEiJ.regRn[15] = MainMemory.mmrM8[a] << 8 | MainMemory.mmrM8[a + 1] & 255; //符号拡張して32bit全部書き換える 7124: a += 2; 7125: } 7126: } else if (XEiJ.IRP_MOVEM_LOOP) { //16回ループする。コンパイラが展開する 7127: for (int i = 0; i <= 15; i++) { 7128: if ((l & 0x0001 << i) != 0) { 7129: XEiJ.regRn[i] = MainMemory.mmrM8[a] << 8 | MainMemory.mmrM8[a + 1] & 255; //(データレジスタも)符号拡張して32bit全部書き換える 7130: a += 2; 7131: } 7132: } 7133: } else if (XEiJ.IRP_MOVEM_SHIFT_LEFT) { //0になるまで左にシフトする 7134: l = XEiJ.MPU_BITREV_TABLE_0[l & 2047] | XEiJ.MPU_BITREV_TABLE_1[l << 10 >>> 21]; //Integer.reverse(l) 7135: for (int i = 0; l != 0; i++, l <<= 1) { 7136: if (l < 0) { 7137: XEiJ.regRn[i] = MainMemory.mmrM8[a] << 8 | MainMemory.mmrM8[a + 1] & 255; //(データレジスタも)符号拡張して32bit全部書き換える 7138: a += 2; 7139: } 7140: } 7141: } else if (XEiJ.IRP_MOVEM_SHIFT_RIGHT) { //0になるまで右にシフトする 7142: for (int i = 0; l != 0; i++, l >>>= 1) { 7143: if ((l & 1) != 0) { 7144: XEiJ.regRn[i] = MainMemory.mmrM8[a] << 8 | MainMemory.mmrM8[a + 1] & 255; //(データレジスタも)符号拡張して32bit全部書き換える 7145: a += 2; 7146: } 7147: } 7148: } else if (XEiJ.IRP_MOVEM_ZEROS) { //Integer.numberOfTrailingZerosを使う 7149: for (int i = 0; l != 0; ) { 7150: int k = Integer.numberOfTrailingZeros (l); 7151: XEiJ.regRn[i += k] = MainMemory.mmrM8[a] << 8 | MainMemory.mmrM8[a + 1] & 255; //(データレジスタも)符号拡張して32bit全部書き換える 7152: a += 2; 7153: l = l >>> k & ~1; 7154: } 7155: } 7156: a = t + (short) (a - t); 7157: } else { //メインメモリでないかページを跨ぐ可能性がある 7158: if (XEiJ.IRP_MOVEM_EXPAND) { //16回展開する 7159: if ((l & 0x0001) != 0) { 7160: XEiJ.regRn[ 0] = XEiJ.busRwse (a); //データレジスタも符号拡張して32bit全部書き換える 7161: a += 2; 7162: } 7163: if ((l & 0x0002) != 0) { 7164: XEiJ.regRn[ 1] = XEiJ.busRwse (a); //データレジスタも符号拡張して32bit全部書き換える 7165: a += 2; 7166: } 7167: if ((l & 0x0004) != 0) { 7168: XEiJ.regRn[ 2] = XEiJ.busRwse (a); //データレジスタも符号拡張して32bit全部書き換える 7169: a += 2; 7170: } 7171: if ((l & 0x0008) != 0) { 7172: XEiJ.regRn[ 3] = XEiJ.busRwse (a); //データレジスタも符号拡張して32bit全部書き換える 7173: a += 2; 7174: } 7175: if ((l & 0x0010) != 0) { 7176: XEiJ.regRn[ 4] = XEiJ.busRwse (a); //データレジスタも符号拡張して32bit全部書き換える 7177: a += 2; 7178: } 7179: if ((l & 0x0020) != 0) { 7180: XEiJ.regRn[ 5] = XEiJ.busRwse (a); //データレジスタも符号拡張して32bit全部書き換える 7181: a += 2; 7182: } 7183: if ((l & 0x0040) != 0) { 7184: XEiJ.regRn[ 6] = XEiJ.busRwse (a); //データレジスタも符号拡張して32bit全部書き換える 7185: a += 2; 7186: } 7187: if ((byte) l < 0) { //(l & 0x0080) != 0 7188: XEiJ.regRn[ 7] = XEiJ.busRwse (a); //データレジスタも符号拡張して32bit全部書き換える 7189: a += 2; 7190: } 7191: if ((l & 0x0100) != 0) { 7192: XEiJ.regRn[ 8] = XEiJ.busRwse (a); //符号拡張して32bit全部書き換える 7193: a += 2; 7194: } 7195: if ((l & 0x0200) != 0) { 7196: XEiJ.regRn[ 9] = XEiJ.busRwse (a); //符号拡張して32bit全部書き換える 7197: a += 2; 7198: } 7199: if ((l & 0x0400) != 0) { 7200: XEiJ.regRn[10] = XEiJ.busRwse (a); //符号拡張して32bit全部書き換える 7201: a += 2; 7202: } 7203: if ((l & 0x0800) != 0) { 7204: XEiJ.regRn[11] = XEiJ.busRwse (a); //符号拡張して32bit全部書き換える 7205: a += 2; 7206: } 7207: if ((l & 0x1000) != 0) { 7208: XEiJ.regRn[12] = XEiJ.busRwse (a); //符号拡張して32bit全部書き換える 7209: a += 2; 7210: } 7211: if ((l & 0x2000) != 0) { 7212: XEiJ.regRn[13] = XEiJ.busRwse (a); //符号拡張して32bit全部書き換える 7213: a += 2; 7214: } 7215: if ((l & 0x4000) != 0) { 7216: XEiJ.regRn[14] = XEiJ.busRwse (a); //符号拡張して32bit全部書き換える 7217: a += 2; 7218: } 7219: if ((short) l < 0) { //(l & 0x8000) != 0 7220: XEiJ.regRn[15] = XEiJ.busRwse (a); //符号拡張して32bit全部書き換える 7221: a += 2; 7222: } 7223: } else if (XEiJ.IRP_MOVEM_LOOP) { //16回ループする。コンパイラが展開する 7224: for (int i = 0; i <= 15; i++) { 7225: if ((l & 0x0001 << i) != 0) { 7226: XEiJ.regRn[i] = XEiJ.busRwse (a); //(データレジスタも)符号拡張して32bit全部書き換える 7227: a += 2; 7228: } 7229: } 7230: } else if (XEiJ.IRP_MOVEM_SHIFT_LEFT) { //0になるまで左にシフトする 7231: l = XEiJ.MPU_BITREV_TABLE_0[l & 2047] | XEiJ.MPU_BITREV_TABLE_1[l << 10 >>> 21]; //Integer.reverse(l) 7232: for (int i = 0; l != 0; i++, l <<= 1) { 7233: if (l < 0) { 7234: XEiJ.regRn[i] = XEiJ.busRwse (a); //(データレジスタも)符号拡張して32bit全部書き換える 7235: a += 2; 7236: } 7237: } 7238: } else if (XEiJ.IRP_MOVEM_SHIFT_RIGHT) { //0になるまで右にシフトする 7239: for (int i = 0; l != 0; i++, l >>>= 1) { 7240: if ((l & 1) != 0) { 7241: XEiJ.regRn[i] = XEiJ.busRwse (a); //(データレジスタも)符号拡張して32bit全部書き換える 7242: a += 2; 7243: } 7244: } 7245: } else if (XEiJ.IRP_MOVEM_ZEROS) { //Integer.numberOfTrailingZerosを使う 7246: for (int i = 0; l != 0; ) { 7247: int k = Integer.numberOfTrailingZeros (l); 7248: XEiJ.regRn[i += k] = XEiJ.busRwse (a); //(データレジスタも)符号拡張して32bit全部書き換える 7249: a += 2; 7250: l = l >>> k & ~1; 7251: } 7252: } 7253: } 7254: if (XEiJ.MPU_OMIT_EXTRA_READ) { 7255: //! 軽量化。MC68000のMOVEM.W <ea>,<list>は1ワード余分にリードするが省略する 7256: // MC68000のMOVEM.W <ea>,<list>は1ワード余分にリードするため転送する領域の直後にアクセスできない領域があるとバスエラーが発生する 7257: // RAMDISK.SYSを高速化しようとしてデータ転送ルーチンの転送命令をすべてMOVEMに変更してしまうと、 7258: // 12MBフル実装でないX68000の実機で最後のセクタをアクセスしたときだけバスエラーが出て動かなくなるのはこれが原因 7259: } else { 7260: XEiJ.busRws (a); 7261: } 7262: //MOVEM.W (Ar)+,<list>で<list>にArが含まれているとき、メモリから読み出したデータを捨ててArをインクリメントする 7263: XEiJ.regRn[arr] = a; 7264: XEiJ.mpuCycleCount += a - t << 1; //2バイト/個→4サイクル/個 7265: } 7266: } //irpMovemToRegWord 7267: 7268: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7269: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7270: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7271: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7272: //MOVEM.L <ea>,<list> |-|012346|-|-----|-----| M+ WXZP |0100_110_011_mmm_rrr-llllllllllllllll 7273: public static void irpMovemToRegLong () throws M68kException { 7274: int ea = XEiJ.regOC & 63; 7275: { 7276: int l = XEiJ.busRwze (XEiJ.regPC); //pcwze。レジスタリスト。ゼロ拡張 7277: XEiJ.regPC += 2; 7278: int arr, a; 7279: if (ea >> 3 == XEiJ.MMM_MP) { //(Ar)+ 7280: XEiJ.mpuCycleCount += 8; 7281: arr = ea - (XEiJ.EA_MP - 8); 7282: a = XEiJ.regRn[arr]; 7283: } else { //(Ar)+以外 7284: XEiJ.mpuCycleCount += 4; 7285: arr = 16; 7286: a = efaCntLong (ea); 7287: } 7288: if ((a & 1) != 0 && l != 0) { //奇数アドレスで1ワード以上転送する 7289: M68kException.m6eNumber = M68kException.M6E_ADDRESS_ERROR; 7290: M68kException.m6eAddress = a; 7291: M68kException.m6eDirection = XEiJ.MPU_WR_READ; 7292: M68kException.m6eSize = XEiJ.MPU_SS_LONG; 7293: throw M68kException.m6eSignal; 7294: } 7295: int t = a; 7296: if (XEiJ.IRP_MOVEM_MAINMEMORY && //000のときMOVEMでメインメモリを特別扱いにする 7297: (DataBreakPoint.DBP_ON ? DataBreakPoint.dbpSuperMap : XEiJ.busSuperMap)[a >>> XEiJ.BUS_PAGE_BITS] == MemoryMappedDevice.MMD_MMR && //メインメモリ 7298: (a & XEiJ.BUS_PAGE_SIZE - 1) <= XEiJ.BUS_PAGE_SIZE - 4 * 16) { //16個転送してもページを跨がない 7299: a &= XEiJ.BUS_MOTHER_MASK; 7300: if (XEiJ.IRP_MOVEM_EXPAND) { //16回展開する 7301: if ((l & 0x0001) != 0) { 7302: XEiJ.regRn[ 0] = MainMemory.mmrM8[a] << 24 | (MainMemory.mmrM8[a + 1] & 255) << 16 | (char) (MainMemory.mmrM8[a + 2] << 8 | MainMemory.mmrM8[a + 3] & 255); 7303: a += 4; 7304: } 7305: if ((l & 0x0002) != 0) { 7306: XEiJ.regRn[ 1] = MainMemory.mmrM8[a] << 24 | (MainMemory.mmrM8[a + 1] & 255) << 16 | (char) (MainMemory.mmrM8[a + 2] << 8 | MainMemory.mmrM8[a + 3] & 255); 7307: a += 4; 7308: } 7309: if ((l & 0x0004) != 0) { 7310: XEiJ.regRn[ 2] = MainMemory.mmrM8[a] << 24 | (MainMemory.mmrM8[a + 1] & 255) << 16 | (char) (MainMemory.mmrM8[a + 2] << 8 | MainMemory.mmrM8[a + 3] & 255); 7311: a += 4; 7312: } 7313: if ((l & 0x0008) != 0) { 7314: XEiJ.regRn[ 3] = MainMemory.mmrM8[a] << 24 | (MainMemory.mmrM8[a + 1] & 255) << 16 | (char) (MainMemory.mmrM8[a + 2] << 8 | MainMemory.mmrM8[a + 3] & 255); 7315: a += 4; 7316: } 7317: if ((l & 0x0010) != 0) { 7318: XEiJ.regRn[ 4] = MainMemory.mmrM8[a] << 24 | (MainMemory.mmrM8[a + 1] & 255) << 16 | (char) (MainMemory.mmrM8[a + 2] << 8 | MainMemory.mmrM8[a + 3] & 255); 7319: a += 4; 7320: } 7321: if ((l & 0x0020) != 0) { 7322: XEiJ.regRn[ 5] = MainMemory.mmrM8[a] << 24 | (MainMemory.mmrM8[a + 1] & 255) << 16 | (char) (MainMemory.mmrM8[a + 2] << 8 | MainMemory.mmrM8[a + 3] & 255); 7323: a += 4; 7324: } 7325: if ((l & 0x0040) != 0) { 7326: XEiJ.regRn[ 6] = MainMemory.mmrM8[a] << 24 | (MainMemory.mmrM8[a + 1] & 255) << 16 | (char) (MainMemory.mmrM8[a + 2] << 8 | MainMemory.mmrM8[a + 3] & 255); 7327: a += 4; 7328: } 7329: if ((byte) l < 0) { //(l & 0x0080) != 0 7330: XEiJ.regRn[ 7] = MainMemory.mmrM8[a] << 24 | (MainMemory.mmrM8[a + 1] & 255) << 16 | (char) (MainMemory.mmrM8[a + 2] << 8 | MainMemory.mmrM8[a + 3] & 255); 7331: a += 4; 7332: } 7333: if ((l & 0x0100) != 0) { 7334: XEiJ.regRn[ 8] = MainMemory.mmrM8[a] << 24 | (MainMemory.mmrM8[a + 1] & 255) << 16 | (char) (MainMemory.mmrM8[a + 2] << 8 | MainMemory.mmrM8[a + 3] & 255); 7335: a += 4; 7336: } 7337: if ((l & 0x0200) != 0) { 7338: XEiJ.regRn[ 9] = MainMemory.mmrM8[a] << 24 | (MainMemory.mmrM8[a + 1] & 255) << 16 | (char) (MainMemory.mmrM8[a + 2] << 8 | MainMemory.mmrM8[a + 3] & 255); 7339: a += 4; 7340: } 7341: if ((l & 0x0400) != 0) { 7342: XEiJ.regRn[10] = MainMemory.mmrM8[a] << 24 | (MainMemory.mmrM8[a + 1] & 255) << 16 | (char) (MainMemory.mmrM8[a + 2] << 8 | MainMemory.mmrM8[a + 3] & 255); 7343: a += 4; 7344: } 7345: if ((l & 0x0800) != 0) { 7346: XEiJ.regRn[11] = MainMemory.mmrM8[a] << 24 | (MainMemory.mmrM8[a + 1] & 255) << 16 | (char) (MainMemory.mmrM8[a + 2] << 8 | MainMemory.mmrM8[a + 3] & 255); 7347: a += 4; 7348: } 7349: if ((l & 0x1000) != 0) { 7350: XEiJ.regRn[12] = MainMemory.mmrM8[a] << 24 | (MainMemory.mmrM8[a + 1] & 255) << 16 | (char) (MainMemory.mmrM8[a + 2] << 8 | MainMemory.mmrM8[a + 3] & 255); 7351: a += 4; 7352: } 7353: if ((l & 0x2000) != 0) { 7354: XEiJ.regRn[13] = MainMemory.mmrM8[a] << 24 | (MainMemory.mmrM8[a + 1] & 255) << 16 | (char) (MainMemory.mmrM8[a + 2] << 8 | MainMemory.mmrM8[a + 3] & 255); 7355: a += 4; 7356: } 7357: if ((l & 0x4000) != 0) { 7358: XEiJ.regRn[14] = MainMemory.mmrM8[a] << 24 | (MainMemory.mmrM8[a + 1] & 255) << 16 | (char) (MainMemory.mmrM8[a + 2] << 8 | MainMemory.mmrM8[a + 3] & 255); 7359: a += 4; 7360: } 7361: if ((short) l < 0) { //(l & 0x8000) != 0 7362: XEiJ.regRn[15] = MainMemory.mmrM8[a] << 24 | (MainMemory.mmrM8[a + 1] & 255) << 16 | (char) (MainMemory.mmrM8[a + 2] << 8 | MainMemory.mmrM8[a + 3] & 255); 7363: a += 4; 7364: } 7365: } else if (XEiJ.IRP_MOVEM_LOOP) { //16回ループする。コンパイラが展開する 7366: for (int i = 0; i <= 15; i++) { 7367: if ((l & 0x0001 << i) != 0) { 7368: XEiJ.regRn[i] = MainMemory.mmrM8[a] << 24 | (MainMemory.mmrM8[a + 1] & 255) << 16 | (char) (MainMemory.mmrM8[a + 2] << 8 | MainMemory.mmrM8[a + 3] & 255); 7369: a += 4; 7370: } 7371: } 7372: } else if (XEiJ.IRP_MOVEM_SHIFT_LEFT) { //0になるまで左にシフトする 7373: l = XEiJ.MPU_BITREV_TABLE_0[l & 2047] | XEiJ.MPU_BITREV_TABLE_1[l << 10 >>> 21]; //Integer.reverse(l) 7374: for (int i = 0; l != 0; i++, l <<= 1) { 7375: if (l < 0) { 7376: XEiJ.regRn[i] = MainMemory.mmrM8[a] << 24 | (MainMemory.mmrM8[a + 1] & 255) << 16 | (char) (MainMemory.mmrM8[a + 2] << 8 | MainMemory.mmrM8[a + 3] & 255); 7377: a += 4; 7378: } 7379: } 7380: } else if (XEiJ.IRP_MOVEM_SHIFT_RIGHT) { //0になるまで右にシフトする 7381: for (int i = 0; l != 0; i++, l >>>= 1) { 7382: if ((l & 1) != 0) { 7383: XEiJ.regRn[i] = MainMemory.mmrM8[a] << 24 | (MainMemory.mmrM8[a + 1] & 255) << 16 | (char) (MainMemory.mmrM8[a + 2] << 8 | MainMemory.mmrM8[a + 3] & 255); 7384: a += 4; 7385: } 7386: } 7387: } else if (XEiJ.IRP_MOVEM_ZEROS) { //Integer.numberOfTrailingZerosを使う 7388: for (int i = 0; l != 0; ) { 7389: int k = Integer.numberOfTrailingZeros (l); 7390: XEiJ.regRn[i += k] = MainMemory.mmrM8[a] << 24 | (MainMemory.mmrM8[a + 1] & 255) << 16 | (char) (MainMemory.mmrM8[a + 2] << 8 | MainMemory.mmrM8[a + 3] & 255); 7391: a += 4; 7392: l = l >>> k & ~1; 7393: } 7394: } 7395: a = t + (short) (a - t); 7396: } else { //メインメモリでないかページを跨ぐ可能性がある 7397: if (XEiJ.IRP_MOVEM_EXPAND) { //16回展開する 7398: if ((l & 0x0001) != 0) { 7399: XEiJ.regRn[ 0] = XEiJ.busRlse (a); 7400: a += 4; 7401: } 7402: if ((l & 0x0002) != 0) { 7403: XEiJ.regRn[ 1] = XEiJ.busRlse (a); 7404: a += 4; 7405: } 7406: if ((l & 0x0004) != 0) { 7407: XEiJ.regRn[ 2] = XEiJ.busRlse (a); 7408: a += 4; 7409: } 7410: if ((l & 0x0008) != 0) { 7411: XEiJ.regRn[ 3] = XEiJ.busRlse (a); 7412: a += 4; 7413: } 7414: if ((l & 0x0010) != 0) { 7415: XEiJ.regRn[ 4] = XEiJ.busRlse (a); 7416: a += 4; 7417: } 7418: if ((l & 0x0020) != 0) { 7419: XEiJ.regRn[ 5] = XEiJ.busRlse (a); 7420: a += 4; 7421: } 7422: if ((l & 0x0040) != 0) { 7423: XEiJ.regRn[ 6] = XEiJ.busRlse (a); 7424: a += 4; 7425: } 7426: if ((byte) l < 0) { //(l & 0x0080) != 0 7427: XEiJ.regRn[ 7] = XEiJ.busRlse (a); 7428: a += 4; 7429: } 7430: if ((l & 0x0100) != 0) { 7431: XEiJ.regRn[ 8] = XEiJ.busRlse (a); 7432: a += 4; 7433: } 7434: if ((l & 0x0200) != 0) { 7435: XEiJ.regRn[ 9] = XEiJ.busRlse (a); 7436: a += 4; 7437: } 7438: if ((l & 0x0400) != 0) { 7439: XEiJ.regRn[10] = XEiJ.busRlse (a); 7440: a += 4; 7441: } 7442: if ((l & 0x0800) != 0) { 7443: XEiJ.regRn[11] = XEiJ.busRlse (a); 7444: a += 4; 7445: } 7446: if ((l & 0x1000) != 0) { 7447: XEiJ.regRn[12] = XEiJ.busRlse (a); 7448: a += 4; 7449: } 7450: if ((l & 0x2000) != 0) { 7451: XEiJ.regRn[13] = XEiJ.busRlse (a); 7452: a += 4; 7453: } 7454: if ((l & 0x4000) != 0) { 7455: XEiJ.regRn[14] = XEiJ.busRlse (a); 7456: a += 4; 7457: } 7458: if ((short) l < 0) { //(l & 0x8000) != 0 7459: XEiJ.regRn[15] = XEiJ.busRlse (a); 7460: a += 4; 7461: } 7462: } else if (XEiJ.IRP_MOVEM_LOOP) { //16回ループする。コンパイラが展開する 7463: for (int i = 0; i <= 15; i++) { 7464: if ((l & 0x0001 << i) != 0) { 7465: XEiJ.regRn[i] = XEiJ.busRlse (a); 7466: a += 4; 7467: } 7468: } 7469: } else if (XEiJ.IRP_MOVEM_SHIFT_LEFT) { //0になるまで左にシフトする 7470: l = XEiJ.MPU_BITREV_TABLE_0[l & 2047] | XEiJ.MPU_BITREV_TABLE_1[l << 10 >>> 21]; //Integer.reverse(l) 7471: for (int i = 0; l != 0; i++, l <<= 1) { 7472: if (l < 0) { 7473: XEiJ.regRn[i] = XEiJ.busRlse (a); 7474: a += 4; 7475: } 7476: } 7477: } else if (XEiJ.IRP_MOVEM_SHIFT_RIGHT) { //0になるまで右にシフトする 7478: for (int i = 0; l != 0; i++, l >>>= 1) { 7479: if ((l & 1) != 0) { 7480: XEiJ.regRn[i] = XEiJ.busRlse (a); 7481: a += 4; 7482: } 7483: } 7484: } else if (XEiJ.IRP_MOVEM_ZEROS) { //Integer.numberOfTrailingZerosを使う 7485: for (int i = 0; l != 0; ) { 7486: int k = Integer.numberOfTrailingZeros (l); 7487: XEiJ.regRn[i += k] = XEiJ.busRlse (a); 7488: a += 4; 7489: l = l >>> k & ~1; 7490: } 7491: } 7492: } 7493: if (XEiJ.MPU_OMIT_EXTRA_READ) { 7494: //! 軽量化。MC68000のMOVEM.L <ea>,<list>は1ワード余分にリードするが省略する 7495: // MC68000のMOVEM.L <ea>,<list>は1ワード余分にリードするため転送する領域の直後にアクセスできない領域があるとバスエラーが発生する 7496: // RAMDISK.SYSを高速化しようとしてデータ転送ルーチンの転送命令をすべてMOVEMに変更してしまうと、 7497: // 12MBフル実装でないX68000の実機で最後のセクタをアクセスしたときだけバスエラーが出て動かなくなるのはこれが原因 7498: } else { 7499: XEiJ.busRws (a); 7500: } 7501: //MOVEM.L (Ar)+,<list>で<list>にArが含まれているとき、メモリから読み出したデータを捨ててArをインクリメントする 7502: XEiJ.regRn[arr] = a; //XEiJ.regRn[arr]は破壊されているのでXEiJ.regRn[arr]+=a-=tは不可 7503: XEiJ.mpuCycleCount += a - t << 1; //4バイト/個→8サイクル/個 7504: } 7505: } //irpMovemToRegLong 7506: 7507: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7508: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7509: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7510: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7511: //TRAP #<vector> |-|012346|-|-----|-----| |0100_111_001_00v_vvv 7512: public static void irpTrap () throws M68kException { 7513: XEiJ.mpuCycleCount += 34; 7514: if (XEiJ.MPU_INLINE_EXCEPTION) { 7515: int save_sr = XEiJ.regSRT1 | XEiJ.regSRS | XEiJ.regSRI | XEiJ.regCCR; 7516: int sp = XEiJ.regRn[15]; 7517: XEiJ.regSRT1 = XEiJ.mpuTraceFlag = 0; //srのTビットを消す 7518: if (XEiJ.regSRS == 0) { //ユーザモードのとき 7519: XEiJ.regSRS = XEiJ.REG_SR_S; //スーパーバイザモードへ移行する 7520: XEiJ.mpuUSP = sp; //USPを保存 7521: sp = XEiJ.mpuISP; //SSPを復元 7522: if (DataBreakPoint.DBP_ON) { 7523: DataBreakPoint.dbpMemoryMap = DataBreakPoint.dbpSuperMap; //スーパーバイザメモリマップに切り替える 7524: } else { 7525: XEiJ.busMemoryMap = XEiJ.busSuperMap; //スーパーバイザメモリマップに切り替える 7526: } 7527: if (InstructionBreakPoint.IBP_ON) { 7528: InstructionBreakPoint.ibpOp1MemoryMap = InstructionBreakPoint.ibpOp1SuperMap; 7529: } 7530: } 7531: XEiJ.regRn[15] = sp -= 6; 7532: XEiJ.busWl (sp + 2, XEiJ.regPC); //pushl。pcをプッシュする 7533: XEiJ.busWw (sp, save_sr); //pushw。srをプッシュする 7534: irpSetPC (XEiJ.busRlsf (XEiJ.regOC - (0x4e40 - M68kException.M6E_TRAP_0_INSTRUCTION_VECTOR) << 2)); //例外ベクタを取り出してジャンプする 7535: } else { 7536: irpException (XEiJ.regOC - (0x4e40 - M68kException.M6E_TRAP_0_INSTRUCTION_VECTOR), XEiJ.regPC, XEiJ.regSRT1 | XEiJ.regSRS | XEiJ.regSRI | XEiJ.regCCR); //pcは次の命令 7537: } 7538: } //irpTrap 7539: public static void irpTrap15 () throws M68kException { 7540: if ((XEiJ.regRn[0] & 255) == 0x8e) { //IOCS _BOOTINF 7541: MainMemory.mmrCheckHuman (); 7542: } 7543: XEiJ.mpuCycleCount += 34; 7544: if (XEiJ.MPU_INLINE_EXCEPTION) { 7545: int save_sr = XEiJ.regSRT1 | XEiJ.regSRS | XEiJ.regSRI | XEiJ.regCCR; 7546: int sp = XEiJ.regRn[15]; 7547: XEiJ.regSRT1 = XEiJ.mpuTraceFlag = 0; //srのTビットを消す 7548: if (XEiJ.regSRS == 0) { //ユーザモードのとき 7549: XEiJ.regSRS = XEiJ.REG_SR_S; //スーパーバイザモードへ移行する 7550: XEiJ.mpuUSP = sp; //USPを保存 7551: sp = XEiJ.mpuISP; //SSPを復元 7552: if (DataBreakPoint.DBP_ON) { 7553: DataBreakPoint.dbpMemoryMap = DataBreakPoint.dbpSuperMap; //スーパーバイザメモリマップに切り替える 7554: } else { 7555: XEiJ.busMemoryMap = XEiJ.busSuperMap; //スーパーバイザメモリマップに切り替える 7556: } 7557: if (InstructionBreakPoint.IBP_ON) { 7558: InstructionBreakPoint.ibpOp1MemoryMap = InstructionBreakPoint.ibpOp1SuperMap; 7559: } 7560: } 7561: XEiJ.regRn[15] = sp -= 6; 7562: XEiJ.busWl (sp + 2, XEiJ.regPC); //pushl。pcをプッシュする 7563: XEiJ.busWw (sp, save_sr); //pushw。srをプッシュする 7564: irpSetPC (XEiJ.busRlsf (M68kException.M6E_TRAP_15_INSTRUCTION_VECTOR << 2)); //例外ベクタを取り出してジャンプする 7565: } else { 7566: irpException (M68kException.M6E_TRAP_15_INSTRUCTION_VECTOR, XEiJ.regPC, XEiJ.regSRT1 | XEiJ.regSRS | XEiJ.regSRI | XEiJ.regCCR); //pcは次の命令 7567: } 7568: } //irpTrap15 7569: 7570: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7571: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7572: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7573: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7574: //LINK.W Ar,#<data> |-|012346|-|-----|-----| |0100_111_001_010_rrr-{data} 7575: // 7576: //LINK.W Ar,#<data> 7577: // PEA.L (Ar);MOVEA.L A7,Ar;ADDA.W #<data>,A7と同じ 7578: // LINK.W A7,#<data>はA7をデクリメントする前の値がプッシュされ、A7に#<data>が加算される 7579: public static void irpLinkWord () throws M68kException { 7580: XEiJ.mpuCycleCount += 16; 7581: int arr = XEiJ.regOC - (0b0100_111_001_010_000 - 8); 7582: //評価順序に注意 7583: // wl(r[15]-=4,r[8+rrr])は不可 7584: int sp = XEiJ.regRn[15] - 4; 7585: XEiJ.busWl (sp, XEiJ.regRn[arr]); //pushl 7586: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 7587: XEiJ.regRn[15] = (XEiJ.regRn[arr] = sp) + XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 7588: } else { 7589: int t = XEiJ.regPC; 7590: XEiJ.regPC = t + 2; 7591: XEiJ.regRn[15] = (XEiJ.regRn[arr] = sp) + XEiJ.busRwse (t); //pcws 7592: } 7593: } //irpLinkWord 7594: 7595: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7596: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7597: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7598: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7599: //UNLK Ar |-|012346|-|-----|-----| |0100_111_001_011_rrr 7600: // 7601: //UNLK Ar 7602: // MOVEA.L Ar,A7;MOVEA.L (A7)+,Arと同じ 7603: // UNLK A7はMOVEA.L A7,A7;MOVEA.L (A7)+,A7すなわちMOVEA.L (A7),A7と同じ 7604: // ソースオペランドのポストインクリメントはデスティネーションオペランドが評価される前に完了しているとみなされる 7605: // 例えばMOVE.L (A0)+,(A0)+はMOVE.L (A0),(4,A0);ADDQ.L #8,A0と同じ 7606: // MOVEA.L (A0)+,A0はポストインクリメントされたA0が(A0)から読み出された値で上書きされるのでMOVEA.L (A0),A0と同じ 7607: // M68000PRMにUNLK Anの動作はAn→SP;(SP)→An;SP+4→SPだと書かれているがこれはn=7の場合に当てはまらない 7608: // 余談だが68040の初期のマスクセットはUNLK A7を実行すると固まるらしい 7609: public static void irpUnlk () throws M68kException { 7610: XEiJ.mpuCycleCount += 12; 7611: int arr = XEiJ.regOC - (0b0100_111_001_011_000 - 8); 7612: //評価順序に注意 7613: int sp = XEiJ.regRn[arr]; 7614: XEiJ.regRn[15] = sp + 4; 7615: XEiJ.regRn[arr] = XEiJ.busRls (sp); //popls 7616: } //irpUnlk 7617: 7618: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7619: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7620: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7621: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7622: //MOVE.L Ar,USP |-|012346|P|-----|-----| |0100_111_001_100_rrr 7623: public static void irpMoveToUsp () throws M68kException { 7624: if (XEiJ.regSRS == 0) { //ユーザモードのとき 7625: XEiJ.mpuCycleCount += 34; 7626: M68kException.m6eNumber = M68kException.M6E_PRIVILEGE_VIOLATION; 7627: throw M68kException.m6eSignal; 7628: } 7629: //以下はスーパーバイザモード 7630: XEiJ.mpuCycleCount += 4; 7631: XEiJ.mpuUSP = XEiJ.regRn[XEiJ.regOC - (0b0100_111_001_100_000 - 8)]; 7632: } //irpMoveToUsp 7633: 7634: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7635: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7636: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7637: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7638: //MOVE.L USP,Ar |-|012346|P|-----|-----| |0100_111_001_101_rrr 7639: public static void irpMoveFromUsp () throws M68kException { 7640: if (XEiJ.regSRS == 0) { //ユーザモードのとき 7641: XEiJ.mpuCycleCount += 34; 7642: M68kException.m6eNumber = M68kException.M6E_PRIVILEGE_VIOLATION; 7643: throw M68kException.m6eSignal; 7644: } 7645: //以下はスーパーバイザモード 7646: XEiJ.mpuCycleCount += 4; 7647: XEiJ.regRn[XEiJ.regOC - (0b0100_111_001_101_000 - 8)] = XEiJ.mpuUSP; 7648: } //irpMoveFromUsp 7649: 7650: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7651: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7652: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7653: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7654: //RESET |-|012346|P|-----|-----| |0100_111_001_110_000 7655: public static void irpReset () throws M68kException { 7656: if (XEiJ.regSRS == 0) { //ユーザモードのとき 7657: XEiJ.mpuCycleCount += 34; 7658: M68kException.m6eNumber = M68kException.M6E_PRIVILEGE_VIOLATION; 7659: throw M68kException.m6eSignal; 7660: } 7661: //以下はスーパーバイザモード 7662: XEiJ.mpuCycleCount += 132; 7663: XEiJ.irpReset (); 7664: } //irpReset 7665: 7666: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7667: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7668: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7669: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7670: //NOP |-|012346|-|-----|-----| |0100_111_001_110_001 7671: public static void irpNop () throws M68kException { 7672: XEiJ.mpuCycleCount += 4; 7673: //何もしない 7674: } //irpNop 7675: 7676: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7677: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7678: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7679: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7680: //STOP #<data> |-|012346|P|UUUUU|*****| |0100_111_001_110_010-{data} 7681: // 7682: //STOP #<data> 7683: // 1. #<data>をsrに設定する 7684: // 2. pcを進める 7685: // 3. 以下のいずれかの条件が成立するまで停止する 7686: // 3a. トレース 7687: // 3b. マスクされているレベルよりも高い割り込み要求 7688: // 3c. リセット 7689: // コアと一緒にデバイスを止めるわけにいかないので、ここでは条件が成立するまで同じ命令を繰り返すループ命令として実装する 7690: public static void irpStop () throws M68kException { 7691: if (XEiJ.regSRS == 0) { //ユーザモードのとき 7692: XEiJ.mpuCycleCount += 34; 7693: M68kException.m6eNumber = M68kException.M6E_PRIVILEGE_VIOLATION; 7694: throw M68kException.m6eSignal; 7695: } 7696: //以下はスーパーバイザモード 7697: XEiJ.mpuCycleCount += 4; 7698: irpSetSR (XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。特権違反チェックが先 7699: if (XEiJ.mpuTraceFlag == 0) { //トレースまたはマスクされているレベルよりも高い割り込み要求がない 7700: XEiJ.regPC = XEiJ.regPC0; //ループ 7701: //任意の負荷率を100%に設定しているときSTOP命令が軽すぎると動作周波数が大きくなりすぎて割り込みがかかったとき次に進めなくなる 7702: //負荷率の計算にSTOP命令で止まっていた時間を含めないことにする 7703: XEiJ.mpuClockTime += XEiJ.TMR_FREQ * 4 / 1000000; //4μs。10MHzのとき40clk 7704: XEiJ.mpuLastNano += 4000L; 7705: } 7706: } //irpStop 7707: 7708: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7709: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7710: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7711: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7712: //RTE |-|012346|P|UUUUU|*****| |0100_111_001_110_011 7713: public static void irpRte () throws M68kException { 7714: if (XEiJ.regSRS == 0) { //ユーザモードのとき 7715: XEiJ.mpuCycleCount += 34; 7716: M68kException.m6eNumber = M68kException.M6E_PRIVILEGE_VIOLATION; 7717: throw M68kException.m6eSignal; 7718: } 7719: //以下はスーパーバイザモード 7720: XEiJ.mpuCycleCount += 20; 7721: int sp = XEiJ.regRn[15]; 7722: XEiJ.regRn[15] = sp + 6; 7723: int newSR = XEiJ.busRwz (sp); //popwz。ここでバスエラーが生じる可能性がある 7724: int newPC = XEiJ.busRlse (sp + 2); //popls。srを読めたのだからspは奇数ではない 7725: //irpSetSRでモードが切り替わる場合があるのでその前にr[15]を更新しておくこと 7726: irpSetSR (newSR); //ここでユーザモードに戻る場合がある。特権違反チェックが先 7727: irpSetPC (newPC); //分岐ログが新しいsrを使う。順序に注意 7728: } //irpRte 7729: 7730: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7731: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7732: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7733: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7734: //RTS |-|012346|-|-----|-----| |0100_111_001_110_101 7735: public static void irpRts () throws M68kException { 7736: XEiJ.mpuCycleCount += 16; 7737: int sp = XEiJ.regRn[15]; 7738: XEiJ.regRn[15] = sp + 4; 7739: irpSetPC (XEiJ.busRls (sp)); //popls 7740: } //irpRts 7741: 7742: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7743: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7744: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7745: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7746: //TRAPV |-|012346|-|---*-|-----| |0100_111_001_110_110 7747: public static void irpTrapv () throws M68kException { 7748: if (XEiJ.TEST_BIT_1_SHIFT ? XEiJ.regCCR << 31 - 1 >= 0 : (XEiJ.regCCR & XEiJ.REG_CCR_V) == 0) { //通過 7749: XEiJ.mpuCycleCount += 4; 7750: } else { 7751: XEiJ.mpuCycleCount += 34; 7752: M68kException.m6eNumber = M68kException.M6E_TRAPV_INSTRUCTION; 7753: throw M68kException.m6eSignal; 7754: } 7755: } //irpTrapv 7756: 7757: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7758: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7759: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7760: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7761: //RTR |-|012346|-|UUUUU|*****| |0100_111_001_110_111 7762: public static void irpRtr () throws M68kException { 7763: XEiJ.mpuCycleCount += 20; 7764: int sp = XEiJ.regRn[15]; 7765: XEiJ.regRn[15] = sp + 6; 7766: XEiJ.regCCR = XEiJ.REG_CCR_MASK & XEiJ.busRwz (sp); //popwz 7767: irpSetPC (XEiJ.busRlse (sp + 2)); //popls。ccrを読めたのだからspは奇数ではない 7768: } //irpRtr 7769: 7770: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7771: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7772: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7773: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7774: //JSR <ea> |-|012346|-|-----|-----| M WXZP |0100_111_010_mmm_rrr 7775: //JBSR.L <label> |A|012346|-|-----|-----| |0100_111_010_111_001-{address} [JSR <label>] 7776: public static void irpJsr () throws M68kException { 7777: XEiJ.mpuCycleCount += 16 - 8; 7778: int a = efaJmpJsr (XEiJ.regOC & 63); //プッシュする前に実効アドレスを計算する 7779: XEiJ.busWl (XEiJ.regRn[15] -= 4, XEiJ.regPC); //pushl 7780: irpSetPC (a); 7781: } //irpJsr 7782: 7783: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7784: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7785: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7786: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7787: //JMP <ea> |-|012346|-|-----|-----| M WXZP |0100_111_011_mmm_rrr 7788: //JBRA.L <label> |A|012346|-|-----|-----| |0100_111_011_111_001-{address} [JMP <label>] 7789: public static void irpJmp () throws M68kException { 7790: //XEiJ.mpuCycleCount += 8 - 8; 7791: irpSetPC (efaJmpJsr (XEiJ.regOC & 63)); 7792: } //irpJmp 7793: 7794: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7795: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7796: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7797: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7798: //ADDQ.B #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0101_qqq_000_mmm_rrr 7799: //INC.B <ea> |A|012346|-|UUUUU|*****|D M+-WXZ |0101_001_000_mmm_rrr [ADDQ.B #1,<ea>] 7800: public static void irpAddqByte () throws M68kException { 7801: int ea = XEiJ.regOC & 63; 7802: int x; 7803: int y = ((XEiJ.regOC >> 9) - 1 & 7) + 1; //qqq==0?8:qqq 7804: int z; 7805: if (ea < XEiJ.EA_AR) { //ADDQ.B #<data>,Dr 7806: XEiJ.mpuCycleCount += 4; 7807: z = (byte) (XEiJ.regRn[ea] = ~0xff & (x = XEiJ.regRn[ea]) | 0xff & (x = (byte) x) + y); 7808: } else { //ADDQ.B #<data>,<mem> 7809: XEiJ.mpuCycleCount += 8; 7810: int a = efaMltByte (ea); 7811: XEiJ.busWb (a, z = (byte) ((x = XEiJ.busRbs (a)) + y)); 7812: } 7813: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | 7814: (~x & z) >>> 31 << 1 | 7815: (x & ~z) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_addq 7816: } //irpAddqByte 7817: 7818: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7819: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7820: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7821: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7822: //ADDQ.W #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0101_qqq_001_mmm_rrr 7823: //ADDQ.W #<data>,Ar |-|012346|-|-----|-----| A |0101_qqq_001_001_rrr 7824: //INC.W <ea> |A|012346|-|UUUUU|*****|D M+-WXZ |0101_001_001_mmm_rrr [ADDQ.W #1,<ea>] 7825: //INC.W Ar |A|012346|-|-----|-----| A |0101_001_001_001_rrr [ADDQ.W #1,Ar] 7826: // 7827: //ADDQ.W #<data>,Ar 7828: // ソースを符号拡張してロングで加算する 7829: public static void irpAddqWord () throws M68kException { 7830: int ea = XEiJ.regOC & 63; 7831: int y = ((XEiJ.regOC >> 9) - 1 & 7) + 1; //qqq==0?8:qqq 7832: if (ea >> 3 == XEiJ.MMM_AR) { //ADDQ.W #<data>,Ar 7833: XEiJ.mpuCycleCount += 8; //MC68000 User's Manualに4と書いてあるのは8の間違い 7834: XEiJ.regRn[ea] += y; //ロングで計算する。このr[ea]はアドレスレジスタ 7835: //ccrは操作しない 7836: } else { 7837: int x; 7838: int z; 7839: if (ea < XEiJ.EA_AR) { //ADDQ.W #<data>,Dr 7840: XEiJ.mpuCycleCount += 4; 7841: z = (short) (XEiJ.regRn[ea] = ~0xffff & (x = XEiJ.regRn[ea]) | (char) ((x = (short) x) + y)); 7842: } else { //ADDQ.W #<data>,<mem> 7843: XEiJ.mpuCycleCount += 8; 7844: int a = efaMltWord (ea); 7845: XEiJ.busWw (a, z = (short) ((x = XEiJ.busRws (a)) + y)); 7846: } 7847: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | 7848: (~x & z) >>> 31 << 1 | 7849: (x & ~z) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_addq 7850: } 7851: } //irpAddqWord 7852: 7853: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7854: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7855: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7856: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7857: //ADDQ.L #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0101_qqq_010_mmm_rrr 7858: //ADDQ.L #<data>,Ar |-|012346|-|-----|-----| A |0101_qqq_010_001_rrr 7859: //INC.L <ea> |A|012346|-|UUUUU|*****|D M+-WXZ |0101_001_010_mmm_rrr [ADDQ.L #1,<ea>] 7860: //INC.L Ar |A|012346|-|-----|-----| A |0101_001_010_001_rrr [ADDQ.L #1,Ar] 7861: public static void irpAddqLong () throws M68kException { 7862: int ea = XEiJ.regOC & 63; 7863: int y = ((XEiJ.regOC >> 9) - 1 & 7) + 1; //qqq==0?8:qqq 7864: if (ea >> 3 == XEiJ.MMM_AR) { //ADDQ.L #<data>,Ar 7865: XEiJ.mpuCycleCount += 8; 7866: XEiJ.regRn[ea] += y; //このr[ea]はアドレスレジスタ 7867: //ccrは操作しない 7868: } else { 7869: int x; 7870: int z; 7871: if (ea < XEiJ.EA_AR) { //ADDQ.L #<data>,Dr 7872: XEiJ.mpuCycleCount += 8; 7873: XEiJ.regRn[ea] = z = (x = XEiJ.regRn[ea]) + y; 7874: } else { //ADDQ.L #<data>,<mem> 7875: XEiJ.mpuCycleCount += 12; 7876: int a = efaMltLong (ea); 7877: XEiJ.busWl (a, z = (x = XEiJ.busRls (a)) + y); 7878: } 7879: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | 7880: (~x & z) >>> 31 << 1 | 7881: (x & ~z) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_addq 7882: } 7883: } //irpAddqLong 7884: 7885: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7886: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7887: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7888: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7889: //ST.B <ea> |-|012346|-|-----|-----|D M+-WXZ |0101_000_011_mmm_rrr 7890: //SNF.B <ea> |A|012346|-|-----|-----|D M+-WXZ |0101_000_011_mmm_rrr [ST.B <ea>] 7891: //DBT.W Dr,<label> |-|012346|-|-----|-----| |0101_000_011_001_rrr-{offset} 7892: //DBNF.W Dr,<label> |A|012346|-|-----|-----| |0101_000_011_001_rrr-{offset} [DBT.W Dr,<label>] 7893: public static void irpSt () throws M68kException { 7894: int ea = XEiJ.regOC & 63; 7895: //DBT.W Dr,<label>よりもST.B Drを優先する 7896: if (ea < XEiJ.EA_AR) { //ST.B Dr 7897: XEiJ.mpuCycleCount += 6; 7898: XEiJ.regRn[ea] |= 0xff; 7899: } else if (ea < XEiJ.EA_MM) { //DBT.W Dr,<label> 7900: //条件が成立しているので通過 7901: XEiJ.mpuCycleCount += 12; 7902: if (XEiJ.MPU_OMIT_OFFSET_READ) { 7903: //リードを省略する 7904: } else { 7905: XEiJ.busRws (XEiJ.regPC); 7906: } 7907: XEiJ.regPC += 2; 7908: } else { //ST.B <mem> 7909: XEiJ.mpuCycleCount += 8; 7910: //MC68000のSccはリードしてからライトする 7911: if (XEiJ.MPU_OMIT_EXTRA_READ) { 7912: //! 軽量化。リードを省略する 7913: XEiJ.busWb (efaMltByte (ea), 0xff); 7914: } else { 7915: int a = efaMltByte (ea); 7916: XEiJ.busRbs (a); 7917: XEiJ.busWb (a, 0xff); 7918: } 7919: } 7920: } //irpSt 7921: 7922: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7923: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7924: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7925: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7926: //SUBQ.B #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0101_qqq_100_mmm_rrr 7927: //DEC.B <ea> |A|012346|-|UUUUU|*****|D M+-WXZ |0101_001_100_mmm_rrr [SUBQ.B #1,<ea>] 7928: public static void irpSubqByte () throws M68kException { 7929: int ea = XEiJ.regOC & 63; 7930: int x; 7931: int y = ((XEiJ.regOC >> 9) - 1 & 7) + 1; //qqq==0?8:qqq 7932: int z; 7933: if (ea < XEiJ.EA_AR) { //SUBQ.B #<data>,Dr 7934: XEiJ.mpuCycleCount += 4; 7935: z = (byte) (XEiJ.regRn[ea] = ~0xff & (x = XEiJ.regRn[ea]) | 0xff & (x = (byte) x) - y); 7936: } else { //SUBQ.B #<data>,<mem> 7937: XEiJ.mpuCycleCount += 8; 7938: int a = efaMltByte (ea); 7939: XEiJ.busWb (a, z = (byte) ((x = XEiJ.busRbs (a)) - y)); 7940: } 7941: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | 7942: (x & ~z) >>> 31 << 1 | 7943: (~x & z) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_subq 7944: } //irpSubqByte 7945: 7946: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7947: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7948: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7949: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7950: //SUBQ.W #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0101_qqq_101_mmm_rrr 7951: //SUBQ.W #<data>,Ar |-|012346|-|-----|-----| A |0101_qqq_101_001_rrr 7952: //DEC.W <ea> |A|012346|-|UUUUU|*****|D M+-WXZ |0101_001_101_mmm_rrr [SUBQ.W #1,<ea>] 7953: //DEC.W Ar |A|012346|-|-----|-----| A |0101_001_101_001_rrr [SUBQ.W #1,Ar] 7954: // 7955: //SUBQ.W #<data>,Ar 7956: // ソースを符号拡張してロングで減算する 7957: public static void irpSubqWord () throws M68kException { 7958: int ea = XEiJ.regOC & 63; 7959: int y = ((XEiJ.regOC >> 9) - 1 & 7) + 1; //qqq==0?8:qqq 7960: if (ea >> 3 == XEiJ.MMM_AR) { //SUBQ.W #<data>,Ar 7961: XEiJ.mpuCycleCount += 8; 7962: XEiJ.regRn[ea] -= y; //ロングで計算する。このr[ea]はアドレスレジスタ 7963: //ccrは操作しない 7964: } else { 7965: int x; 7966: int z; 7967: if (ea < XEiJ.EA_AR) { //SUBQ.W #<data>,Dr 7968: XEiJ.mpuCycleCount += 4; 7969: z = (short) (XEiJ.regRn[ea] = ~0xffff & (x = XEiJ.regRn[ea]) | (char) ((x = (short) x) - y)); 7970: } else { //SUBQ.W #<data>,<mem> 7971: XEiJ.mpuCycleCount += 8; 7972: int a = efaMltWord (ea); 7973: XEiJ.busWw (a, z = (short) ((x = XEiJ.busRws (a)) - y)); 7974: } 7975: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | 7976: (x & ~z) >>> 31 << 1 | 7977: (~x & z) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_subq 7978: } 7979: } //irpSubqWord 7980: 7981: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7982: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 7983: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 7984: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 7985: //SUBQ.L #<data>,<ea> |-|012346|-|UUUUU|*****|D M+-WXZ |0101_qqq_110_mmm_rrr 7986: //SUBQ.L #<data>,Ar |-|012346|-|-----|-----| A |0101_qqq_110_001_rrr 7987: //DEC.L <ea> |A|012346|-|UUUUU|*****|D M+-WXZ |0101_001_110_mmm_rrr [SUBQ.L #1,<ea>] 7988: //DEC.L Ar |A|012346|-|-----|-----| A |0101_001_110_001_rrr [SUBQ.L #1,Ar] 7989: public static void irpSubqLong () throws M68kException { 7990: int ea = XEiJ.regOC & 63; 7991: int y = ((XEiJ.regOC >> 9) - 1 & 7) + 1; //qqq==0?8:qqq 7992: if (ea >> 3 == XEiJ.MMM_AR) { //SUBQ.L #<data>,Ar 7993: XEiJ.mpuCycleCount += 8; 7994: XEiJ.regRn[ea] -= y; //このr[ea]はアドレスレジスタ 7995: //ccrは操作しない 7996: } else { 7997: int x; 7998: int z; 7999: if (ea < XEiJ.EA_AR) { //SUBQ.L #<data>,Dr 8000: XEiJ.mpuCycleCount += 8; 8001: XEiJ.regRn[ea] = z = (x = XEiJ.regRn[ea]) - y; 8002: } else { //SUBQ.L #<data>,<mem> 8003: XEiJ.mpuCycleCount += 12; 8004: int a = efaMltLong (ea); 8005: XEiJ.busWl (a, z = (x = XEiJ.busRls (a)) - y); 8006: } 8007: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | 8008: (x & ~z) >>> 31 << 1 | 8009: (~x & z) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_subq 8010: } 8011: } //irpSubqLong 8012: 8013: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8014: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 8015: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 8016: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8017: //SF.B <ea> |-|012346|-|-----|-----|D M+-WXZ |0101_000_111_mmm_rrr 8018: //SNT.B <ea> |A|012346|-|-----|-----|D M+-WXZ |0101_000_111_mmm_rrr [SF.B <ea>] 8019: //DBF.W Dr,<label> |-|012346|-|-----|-----| |0101_000_111_001_rrr-{offset} 8020: //DBNT.W Dr,<label> |A|012346|-|-----|-----| |0101_000_111_001_rrr-{offset} [DBF.W Dr,<label>] 8021: //DBRA.W Dr,<label> |A|012346|-|-----|-----| |0101_000_111_001_rrr-{offset} [DBF.W Dr,<label>] 8022: public static void irpSf () throws M68kException { 8023: int ea = XEiJ.regOC & 63; 8024: //DBRA.W Dr,<label>よりもSF.B Drを優先する 8025: if (ea < XEiJ.EA_AR) { //SF.B Dr 8026: XEiJ.mpuCycleCount += 4; 8027: XEiJ.regRn[ea] &= ~0xff; 8028: } else if (ea < XEiJ.EA_MM) { //DBRA.W Dr,<label> 8029: //条件が成立していないのでデクリメント 8030: int rrr = XEiJ.regOC & 7; 8031: int t = XEiJ.regRn[rrr]; 8032: if ((short) t == 0) { //Drの下位16bitが0なので通過 8033: XEiJ.mpuCycleCount += 14; 8034: XEiJ.regRn[rrr] = t + 65535; 8035: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8036: //リードを省略する 8037: } else { 8038: XEiJ.busRws (XEiJ.regPC); 8039: } 8040: XEiJ.regPC += 2; 8041: } else { //Drの下位16bitが0でないのでジャンプ 8042: XEiJ.mpuCycleCount += 10; 8043: XEiJ.regRn[rrr] = t - 1; //下位16bitが0でないので上位16bitは変化しない 8044: irpSetPC (XEiJ.regPC + XEiJ.busRws (XEiJ.regPC)); //pc==pc0+2 8045: } 8046: } else { //SF.B <mem> 8047: XEiJ.mpuCycleCount += 8; 8048: //MC68000のSccはリードしてからライトする 8049: if (XEiJ.MPU_OMIT_EXTRA_READ) { 8050: //! 軽量化。リードを省略する 8051: XEiJ.busWb (efaMltByte (ea), 0x00); 8052: } else { 8053: int a = efaMltByte (ea); 8054: XEiJ.busRbs (a); 8055: XEiJ.busWb (a, 0x00); 8056: } 8057: } 8058: } //irpSf 8059: 8060: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8061: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 8062: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 8063: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8064: //SHI.B <ea> |-|012346|-|--*-*|-----|D M+-WXZ |0101_001_011_mmm_rrr 8065: //SNLS.B <ea> |A|012346|-|--*-*|-----|D M+-WXZ |0101_001_011_mmm_rrr [SHI.B <ea>] 8066: //DBHI.W Dr,<label> |-|012346|-|--*-*|-----| |0101_001_011_001_rrr-{offset} 8067: //DBNLS.W Dr,<label> |A|012346|-|--*-*|-----| |0101_001_011_001_rrr-{offset} [DBHI.W Dr,<label>] 8068: public static void irpShi () throws M68kException { 8069: int ea = XEiJ.regOC & 63; 8070: if (ea >> 3 == XEiJ.MMM_AR) { //DBHI.W Dr,<label> 8071: if (XEiJ.MPU_CC_HI << XEiJ.regCCR < 0) { 8072: //条件が成立しているので通過 8073: XEiJ.mpuCycleCount += 12; 8074: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8075: //リードを省略する 8076: } else { 8077: XEiJ.busRws (XEiJ.regPC); 8078: } 8079: XEiJ.regPC += 2; 8080: } else { 8081: //条件が成立していないのでデクリメント 8082: int rrr = XEiJ.regOC & 7; 8083: int t = XEiJ.regRn[rrr]; 8084: if ((short) t == 0) { //Drの下位16bitが0なので通過 8085: XEiJ.mpuCycleCount += 14; 8086: XEiJ.regRn[rrr] = t + 65535; 8087: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8088: //リードを省略する 8089: } else { 8090: XEiJ.busRws (XEiJ.regPC); 8091: } 8092: XEiJ.regPC += 2; 8093: } else { //Drの下位16bitが0でないのでジャンプ 8094: XEiJ.mpuCycleCount += 10; 8095: XEiJ.regRn[rrr] = t - 1; //下位16bitが0でないので上位16bitは変化しない 8096: irpSetPC (XEiJ.regPC + XEiJ.busRws (XEiJ.regPC)); //pc==pc0+2 8097: } 8098: } 8099: } else if (ea < XEiJ.EA_AR) { //SHI.B Dr 8100: if (XEiJ.MPU_CC_HI << XEiJ.regCCR < 0) { //セット 8101: XEiJ.mpuCycleCount += 6; 8102: XEiJ.regRn[ea] |= 0xff; 8103: } else { //クリア 8104: XEiJ.mpuCycleCount += 4; 8105: XEiJ.regRn[ea] &= ~0xff; 8106: } 8107: } else { //SHI.B <mem> 8108: XEiJ.mpuCycleCount += 8; 8109: //MC68000のSccはリードしてからライトする 8110: if (XEiJ.MPU_OMIT_EXTRA_READ) { 8111: //! 軽量化。リードを省略する 8112: XEiJ.busWb (efaMltByte (ea), XEiJ.MPU_CC_HI << XEiJ.regCCR >> 31); 8113: } else { 8114: int a = efaMltByte (ea); 8115: XEiJ.busRbs (a); 8116: XEiJ.busWb (a, XEiJ.MPU_CC_HI << XEiJ.regCCR >> 31); 8117: } 8118: } 8119: } //irpShi 8120: 8121: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8122: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 8123: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 8124: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8125: //SLS.B <ea> |-|012346|-|--*-*|-----|D M+-WXZ |0101_001_111_mmm_rrr 8126: //SNHI.B <ea> |A|012346|-|--*-*|-----|D M+-WXZ |0101_001_111_mmm_rrr [SLS.B <ea>] 8127: //DBLS.W Dr,<label> |-|012346|-|--*-*|-----| |0101_001_111_001_rrr-{offset} 8128: //DBNHI.W Dr,<label> |A|012346|-|--*-*|-----| |0101_001_111_001_rrr-{offset} [DBLS.W Dr,<label>] 8129: public static void irpSls () throws M68kException { 8130: int ea = XEiJ.regOC & 63; 8131: if (ea >> 3 == XEiJ.MMM_AR) { //DBLS.W Dr,<label> 8132: if (XEiJ.MPU_CC_LS << XEiJ.regCCR < 0) { 8133: //条件が成立しているので通過 8134: XEiJ.mpuCycleCount += 12; 8135: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8136: //リードを省略する 8137: } else { 8138: XEiJ.busRws (XEiJ.regPC); 8139: } 8140: XEiJ.regPC += 2; 8141: } else { 8142: //条件が成立していないのでデクリメント 8143: int rrr = XEiJ.regOC & 7; 8144: int t = XEiJ.regRn[rrr]; 8145: if ((short) t == 0) { //Drの下位16bitが0なので通過 8146: XEiJ.mpuCycleCount += 14; 8147: XEiJ.regRn[rrr] = t + 65535; 8148: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8149: //リードを省略する 8150: } else { 8151: XEiJ.busRws (XEiJ.regPC); 8152: } 8153: XEiJ.regPC += 2; 8154: } else { //Drの下位16bitが0でないのでジャンプ 8155: XEiJ.mpuCycleCount += 10; 8156: XEiJ.regRn[rrr] = t - 1; //下位16bitが0でないので上位16bitは変化しない 8157: irpSetPC (XEiJ.regPC + XEiJ.busRws (XEiJ.regPC)); //pc==pc0+2 8158: } 8159: } 8160: } else if (ea < XEiJ.EA_AR) { //SLS.B Dr 8161: if (XEiJ.MPU_CC_LS << XEiJ.regCCR < 0) { //セット 8162: XEiJ.mpuCycleCount += 6; 8163: XEiJ.regRn[ea] |= 0xff; 8164: } else { //クリア 8165: XEiJ.mpuCycleCount += 4; 8166: XEiJ.regRn[ea] &= ~0xff; 8167: } 8168: } else { //SLS.B <mem> 8169: XEiJ.mpuCycleCount += 8; 8170: //MC68000のSccはリードしてからライトする 8171: if (XEiJ.MPU_OMIT_EXTRA_READ) { 8172: //! 軽量化。リードを省略する 8173: XEiJ.busWb (efaMltByte (ea), XEiJ.MPU_CC_LS << XEiJ.regCCR >> 31); 8174: } else { 8175: int a = efaMltByte (ea); 8176: XEiJ.busRbs (a); 8177: XEiJ.busWb (a, XEiJ.MPU_CC_LS << XEiJ.regCCR >> 31); 8178: } 8179: } 8180: } //irpSls 8181: 8182: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8183: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 8184: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 8185: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8186: //SCC.B <ea> |-|012346|-|----*|-----|D M+-WXZ |0101_010_011_mmm_rrr 8187: //SHS.B <ea> |A|012346|-|----*|-----|D M+-WXZ |0101_010_011_mmm_rrr [SCC.B <ea>] 8188: //SNCS.B <ea> |A|012346|-|----*|-----|D M+-WXZ |0101_010_011_mmm_rrr [SCC.B <ea>] 8189: //SNLO.B <ea> |A|012346|-|----*|-----|D M+-WXZ |0101_010_011_mmm_rrr [SCC.B <ea>] 8190: //DBCC.W Dr,<label> |-|012346|-|----*|-----| |0101_010_011_001_rrr-{offset} 8191: //DBHS.W Dr,<label> |A|012346|-|----*|-----| |0101_010_011_001_rrr-{offset} [DBCC.W Dr,<label>] 8192: //DBNCS.W Dr,<label> |A|012346|-|----*|-----| |0101_010_011_001_rrr-{offset} [DBCC.W Dr,<label>] 8193: //DBNLO.W Dr,<label> |A|012346|-|----*|-----| |0101_010_011_001_rrr-{offset} [DBCC.W Dr,<label>] 8194: public static void irpShs () throws M68kException { 8195: int ea = XEiJ.regOC & 63; 8196: if (ea >> 3 == XEiJ.MMM_AR) { //DBHS.W Dr,<label> 8197: if (XEiJ.MPU_CC_HS << XEiJ.regCCR < 0) { 8198: //条件が成立しているので通過 8199: XEiJ.mpuCycleCount += 12; 8200: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8201: //リードを省略する 8202: } else { 8203: XEiJ.busRws (XEiJ.regPC); 8204: } 8205: XEiJ.regPC += 2; 8206: } else { 8207: //条件が成立していないのでデクリメント 8208: int rrr = XEiJ.regOC & 7; 8209: int t = XEiJ.regRn[rrr]; 8210: if ((short) t == 0) { //Drの下位16bitが0なので通過 8211: XEiJ.mpuCycleCount += 14; 8212: XEiJ.regRn[rrr] = t + 65535; 8213: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8214: //リードを省略する 8215: } else { 8216: XEiJ.busRws (XEiJ.regPC); 8217: } 8218: XEiJ.regPC += 2; 8219: } else { //Drの下位16bitが0でないのでジャンプ 8220: XEiJ.mpuCycleCount += 10; 8221: XEiJ.regRn[rrr] = t - 1; //下位16bitが0でないので上位16bitは変化しない 8222: irpSetPC (XEiJ.regPC + XEiJ.busRws (XEiJ.regPC)); //pc==pc0+2 8223: } 8224: } 8225: } else if (ea < XEiJ.EA_AR) { //SHS.B Dr 8226: if (XEiJ.MPU_CC_HS << XEiJ.regCCR < 0) { //セット 8227: XEiJ.mpuCycleCount += 6; 8228: XEiJ.regRn[ea] |= 0xff; 8229: } else { //クリア 8230: XEiJ.mpuCycleCount += 4; 8231: XEiJ.regRn[ea] &= ~0xff; 8232: } 8233: } else { //SHS.B <mem> 8234: XEiJ.mpuCycleCount += 8; 8235: //MC68000のSccはリードしてからライトする 8236: if (XEiJ.MPU_OMIT_EXTRA_READ) { 8237: //! 軽量化。リードを省略する 8238: XEiJ.busWb (efaMltByte (ea), XEiJ.MPU_CC_HS << XEiJ.regCCR >> 31); 8239: } else { 8240: int a = efaMltByte (ea); 8241: XEiJ.busRbs (a); 8242: XEiJ.busWb (a, XEiJ.MPU_CC_HS << XEiJ.regCCR >> 31); 8243: } 8244: } 8245: } //irpShs 8246: 8247: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8248: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 8249: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 8250: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8251: //SCS.B <ea> |-|012346|-|----*|-----|D M+-WXZ |0101_010_111_mmm_rrr 8252: //SLO.B <ea> |A|012346|-|----*|-----|D M+-WXZ |0101_010_111_mmm_rrr [SCS.B <ea>] 8253: //SNCC.B <ea> |A|012346|-|----*|-----|D M+-WXZ |0101_010_111_mmm_rrr [SCS.B <ea>] 8254: //SNHS.B <ea> |A|012346|-|----*|-----|D M+-WXZ |0101_010_111_mmm_rrr [SCS.B <ea>] 8255: //DBCS.W Dr,<label> |-|012346|-|----*|-----| |0101_010_111_001_rrr-{offset} 8256: //DBLO.W Dr,<label> |A|012346|-|----*|-----| |0101_010_111_001_rrr-{offset} [DBCS.W Dr,<label>] 8257: //DBNCC.W Dr,<label> |A|012346|-|----*|-----| |0101_010_111_001_rrr-{offset} [DBCS.W Dr,<label>] 8258: //DBNHS.W Dr,<label> |A|012346|-|----*|-----| |0101_010_111_001_rrr-{offset} [DBCS.W Dr,<label>] 8259: public static void irpSlo () throws M68kException { 8260: int ea = XEiJ.regOC & 63; 8261: if (ea >> 3 == XEiJ.MMM_AR) { //DBLO.W Dr,<label> 8262: if (XEiJ.MPU_CC_LO << XEiJ.regCCR < 0) { 8263: //条件が成立しているので通過 8264: XEiJ.mpuCycleCount += 12; 8265: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8266: //リードを省略する 8267: } else { 8268: XEiJ.busRws (XEiJ.regPC); 8269: } 8270: XEiJ.regPC += 2; 8271: } else { 8272: //条件が成立していないのでデクリメント 8273: int rrr = XEiJ.regOC & 7; 8274: int t = XEiJ.regRn[rrr]; 8275: if ((short) t == 0) { //Drの下位16bitが0なので通過 8276: XEiJ.mpuCycleCount += 14; 8277: XEiJ.regRn[rrr] = t + 65535; 8278: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8279: //リードを省略する 8280: } else { 8281: XEiJ.busRws (XEiJ.regPC); 8282: } 8283: XEiJ.regPC += 2; 8284: } else { //Drの下位16bitが0でないのでジャンプ 8285: XEiJ.mpuCycleCount += 10; 8286: XEiJ.regRn[rrr] = t - 1; //下位16bitが0でないので上位16bitは変化しない 8287: irpSetPC (XEiJ.regPC + XEiJ.busRws (XEiJ.regPC)); //pc==pc0+2 8288: } 8289: } 8290: } else if (ea < XEiJ.EA_AR) { //SLO.B Dr 8291: if (XEiJ.MPU_CC_LO << XEiJ.regCCR < 0) { //セット 8292: XEiJ.mpuCycleCount += 6; 8293: XEiJ.regRn[ea] |= 0xff; 8294: } else { //クリア 8295: XEiJ.mpuCycleCount += 4; 8296: XEiJ.regRn[ea] &= ~0xff; 8297: } 8298: } else { //SLO.B <mem> 8299: XEiJ.mpuCycleCount += 8; 8300: //MC68000のSccはリードしてからライトする 8301: if (XEiJ.MPU_OMIT_EXTRA_READ) { 8302: //! 軽量化。リードを省略する 8303: XEiJ.busWb (efaMltByte (ea), XEiJ.MPU_CC_LO << XEiJ.regCCR >> 31); 8304: } else { 8305: int a = efaMltByte (ea); 8306: XEiJ.busRbs (a); 8307: XEiJ.busWb (a, XEiJ.MPU_CC_LO << XEiJ.regCCR >> 31); 8308: } 8309: } 8310: } //irpSlo 8311: 8312: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8313: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 8314: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 8315: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8316: //SNE.B <ea> |-|012346|-|--*--|-----|D M+-WXZ |0101_011_011_mmm_rrr 8317: //SNEQ.B <ea> |A|012346|-|--*--|-----|D M+-WXZ |0101_011_011_mmm_rrr [SNE.B <ea>] 8318: //SNZ.B <ea> |A|012346|-|--*--|-----|D M+-WXZ |0101_011_011_mmm_rrr [SNE.B <ea>] 8319: //SNZE.B <ea> |A|012346|-|--*--|-----|D M+-WXZ |0101_011_011_mmm_rrr [SNE.B <ea>] 8320: //DBNE.W Dr,<label> |-|012346|-|--*--|-----| |0101_011_011_001_rrr-{offset} 8321: //DBNEQ.W Dr,<label> |A|012346|-|--*--|-----| |0101_011_011_001_rrr-{offset} [DBNE.W Dr,<label>] 8322: //DBNZ.W Dr,<label> |A|012346|-|--*--|-----| |0101_011_011_001_rrr-{offset} [DBNE.W Dr,<label>] 8323: //DBNZE.W Dr,<label> |A|012346|-|--*--|-----| |0101_011_011_001_rrr-{offset} [DBNE.W Dr,<label>] 8324: public static void irpSne () throws M68kException { 8325: int ea = XEiJ.regOC & 63; 8326: if (ea >> 3 == XEiJ.MMM_AR) { //DBNE.W Dr,<label> 8327: if (XEiJ.MPU_CC_NE << XEiJ.regCCR < 0) { 8328: //条件が成立しているので通過 8329: XEiJ.mpuCycleCount += 12; 8330: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8331: //リードを省略する 8332: } else { 8333: XEiJ.busRws (XEiJ.regPC); 8334: } 8335: XEiJ.regPC += 2; 8336: } else { 8337: //条件が成立していないのでデクリメント 8338: int rrr = XEiJ.regOC & 7; 8339: int t = XEiJ.regRn[rrr]; 8340: if ((short) t == 0) { //Drの下位16bitが0なので通過 8341: XEiJ.mpuCycleCount += 14; 8342: XEiJ.regRn[rrr] = t + 65535; 8343: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8344: //リードを省略する 8345: } else { 8346: XEiJ.busRws (XEiJ.regPC); 8347: } 8348: XEiJ.regPC += 2; 8349: } else { //Drの下位16bitが0でないのでジャンプ 8350: XEiJ.mpuCycleCount += 10; 8351: XEiJ.regRn[rrr] = t - 1; //下位16bitが0でないので上位16bitは変化しない 8352: irpSetPC (XEiJ.regPC + XEiJ.busRws (XEiJ.regPC)); //pc==pc0+2 8353: } 8354: } 8355: } else if (ea < XEiJ.EA_AR) { //SNE.B Dr 8356: if (XEiJ.MPU_CC_NE << XEiJ.regCCR < 0) { //セット 8357: XEiJ.mpuCycleCount += 6; 8358: XEiJ.regRn[ea] |= 0xff; 8359: } else { //クリア 8360: XEiJ.mpuCycleCount += 4; 8361: XEiJ.regRn[ea] &= ~0xff; 8362: } 8363: } else { //SNE.B <mem> 8364: XEiJ.mpuCycleCount += 8; 8365: //MC68000のSccはリードしてからライトする 8366: if (XEiJ.MPU_OMIT_EXTRA_READ) { 8367: //! 軽量化。リードを省略する 8368: XEiJ.busWb (efaMltByte (ea), XEiJ.MPU_CC_NE << XEiJ.regCCR >> 31); 8369: } else { 8370: int a = efaMltByte (ea); 8371: XEiJ.busRbs (a); 8372: XEiJ.busWb (a, XEiJ.MPU_CC_NE << XEiJ.regCCR >> 31); 8373: } 8374: } 8375: } //irpSne 8376: 8377: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8378: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 8379: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 8380: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8381: //SEQ.B <ea> |-|012346|-|--*--|-----|D M+-WXZ |0101_011_111_mmm_rrr 8382: //SNNE.B <ea> |A|012346|-|--*--|-----|D M+-WXZ |0101_011_111_mmm_rrr [SEQ.B <ea>] 8383: //SNNZ.B <ea> |A|012346|-|--*--|-----|D M+-WXZ |0101_011_111_mmm_rrr [SEQ.B <ea>] 8384: //SZE.B <ea> |A|012346|-|--*--|-----|D M+-WXZ |0101_011_111_mmm_rrr [SEQ.B <ea>] 8385: //DBEQ.W Dr,<label> |-|012346|-|--*--|-----| |0101_011_111_001_rrr-{offset} 8386: //DBNNE.W Dr,<label> |A|012346|-|--*--|-----| |0101_011_111_001_rrr-{offset} [DBEQ.W Dr,<label>] 8387: //DBNNZ.W Dr,<label> |A|012346|-|--*--|-----| |0101_011_111_001_rrr-{offset} [DBEQ.W Dr,<label>] 8388: //DBZE.W Dr,<label> |A|012346|-|--*--|-----| |0101_011_111_001_rrr-{offset} [DBEQ.W Dr,<label>] 8389: public static void irpSeq () throws M68kException { 8390: int ea = XEiJ.regOC & 63; 8391: if (ea >> 3 == XEiJ.MMM_AR) { //DBEQ.W Dr,<label> 8392: if (XEiJ.MPU_CC_EQ << XEiJ.regCCR < 0) { 8393: //条件が成立しているので通過 8394: XEiJ.mpuCycleCount += 12; 8395: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8396: //リードを省略する 8397: } else { 8398: XEiJ.busRws (XEiJ.regPC); 8399: } 8400: XEiJ.regPC += 2; 8401: } else { 8402: //条件が成立していないのでデクリメント 8403: int rrr = XEiJ.regOC & 7; 8404: int t = XEiJ.regRn[rrr]; 8405: if ((short) t == 0) { //Drの下位16bitが0なので通過 8406: XEiJ.mpuCycleCount += 14; 8407: XEiJ.regRn[rrr] = t + 65535; 8408: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8409: //リードを省略する 8410: } else { 8411: XEiJ.busRws (XEiJ.regPC); 8412: } 8413: XEiJ.regPC += 2; 8414: } else { //Drの下位16bitが0でないのでジャンプ 8415: XEiJ.mpuCycleCount += 10; 8416: XEiJ.regRn[rrr] = t - 1; //下位16bitが0でないので上位16bitは変化しない 8417: irpSetPC (XEiJ.regPC + XEiJ.busRws (XEiJ.regPC)); //pc==pc0+2 8418: } 8419: } 8420: } else if (ea < XEiJ.EA_AR) { //SEQ.B Dr 8421: if (XEiJ.MPU_CC_EQ << XEiJ.regCCR < 0) { //セット 8422: XEiJ.mpuCycleCount += 6; 8423: XEiJ.regRn[ea] |= 0xff; 8424: } else { //クリア 8425: XEiJ.mpuCycleCount += 4; 8426: XEiJ.regRn[ea] &= ~0xff; 8427: } 8428: } else { //SEQ.B <mem> 8429: XEiJ.mpuCycleCount += 8; 8430: //MC68000のSccはリードしてからライトする 8431: if (XEiJ.MPU_OMIT_EXTRA_READ) { 8432: //! 軽量化。リードを省略する 8433: XEiJ.busWb (efaMltByte (ea), XEiJ.MPU_CC_EQ << XEiJ.regCCR >> 31); 8434: } else { 8435: int a = efaMltByte (ea); 8436: XEiJ.busRbs (a); 8437: XEiJ.busWb (a, XEiJ.MPU_CC_EQ << XEiJ.regCCR >> 31); 8438: } 8439: } 8440: } //irpSeq 8441: 8442: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8443: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 8444: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 8445: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8446: //SVC.B <ea> |-|012346|-|---*-|-----|D M+-WXZ |0101_100_011_mmm_rrr 8447: //SNVS.B <ea> |A|012346|-|---*-|-----|D M+-WXZ |0101_100_011_mmm_rrr [SVC.B <ea>] 8448: //DBVC.W Dr,<label> |-|012346|-|---*-|-----| |0101_100_011_001_rrr-{offset} 8449: //DBNVS.W Dr,<label> |A|012346|-|---*-|-----| |0101_100_011_001_rrr-{offset} [DBVC.W Dr,<label>] 8450: public static void irpSvc () throws M68kException { 8451: int ea = XEiJ.regOC & 63; 8452: if (ea >> 3 == XEiJ.MMM_AR) { //DBVC.W Dr,<label> 8453: if (XEiJ.MPU_CC_VC << XEiJ.regCCR < 0) { 8454: //条件が成立しているので通過 8455: XEiJ.mpuCycleCount += 12; 8456: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8457: //リードを省略する 8458: } else { 8459: XEiJ.busRws (XEiJ.regPC); 8460: } 8461: XEiJ.regPC += 2; 8462: } else { 8463: //条件が成立していないのでデクリメント 8464: int rrr = XEiJ.regOC & 7; 8465: int t = XEiJ.regRn[rrr]; 8466: if ((short) t == 0) { //Drの下位16bitが0なので通過 8467: XEiJ.mpuCycleCount += 14; 8468: XEiJ.regRn[rrr] = t + 65535; 8469: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8470: //リードを省略する 8471: } else { 8472: XEiJ.busRws (XEiJ.regPC); 8473: } 8474: XEiJ.regPC += 2; 8475: } else { //Drの下位16bitが0でないのでジャンプ 8476: XEiJ.mpuCycleCount += 10; 8477: XEiJ.regRn[rrr] = t - 1; //下位16bitが0でないので上位16bitは変化しない 8478: irpSetPC (XEiJ.regPC + XEiJ.busRws (XEiJ.regPC)); //pc==pc0+2 8479: } 8480: } 8481: } else if (ea < XEiJ.EA_AR) { //SVC.B Dr 8482: if (XEiJ.MPU_CC_VC << XEiJ.regCCR < 0) { //セット 8483: XEiJ.mpuCycleCount += 6; 8484: XEiJ.regRn[ea] |= 0xff; 8485: } else { //クリア 8486: XEiJ.mpuCycleCount += 4; 8487: XEiJ.regRn[ea] &= ~0xff; 8488: } 8489: } else { //SVC.B <mem> 8490: XEiJ.mpuCycleCount += 8; 8491: //MC68000のSccはリードしてからライトする 8492: if (XEiJ.MPU_OMIT_EXTRA_READ) { 8493: //! 軽量化。リードを省略する 8494: XEiJ.busWb (efaMltByte (ea), XEiJ.MPU_CC_VC << XEiJ.regCCR >> 31); 8495: } else { 8496: int a = efaMltByte (ea); 8497: XEiJ.busRbs (a); 8498: XEiJ.busWb (a, XEiJ.MPU_CC_VC << XEiJ.regCCR >> 31); 8499: } 8500: } 8501: } //irpSvc 8502: 8503: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8504: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 8505: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 8506: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8507: //SVS.B <ea> |-|012346|-|---*-|-----|D M+-WXZ |0101_100_111_mmm_rrr 8508: //SNVC.B <ea> |A|012346|-|---*-|-----|D M+-WXZ |0101_100_111_mmm_rrr [SVS.B <ea>] 8509: //DBVS.W Dr,<label> |-|012346|-|---*-|-----| |0101_100_111_001_rrr-{offset} 8510: //DBNVC.W Dr,<label> |A|012346|-|---*-|-----| |0101_100_111_001_rrr-{offset} [DBVS.W Dr,<label>] 8511: public static void irpSvs () throws M68kException { 8512: int ea = XEiJ.regOC & 63; 8513: if (ea >> 3 == XEiJ.MMM_AR) { //DBVS.W Dr,<label> 8514: if (XEiJ.MPU_CC_VS << XEiJ.regCCR < 0) { 8515: //条件が成立しているので通過 8516: XEiJ.mpuCycleCount += 12; 8517: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8518: //リードを省略する 8519: } else { 8520: XEiJ.busRws (XEiJ.regPC); 8521: } 8522: XEiJ.regPC += 2; 8523: } else { 8524: //条件が成立していないのでデクリメント 8525: int rrr = XEiJ.regOC & 7; 8526: int t = XEiJ.regRn[rrr]; 8527: if ((short) t == 0) { //Drの下位16bitが0なので通過 8528: XEiJ.mpuCycleCount += 14; 8529: XEiJ.regRn[rrr] = t + 65535; 8530: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8531: //リードを省略する 8532: } else { 8533: XEiJ.busRws (XEiJ.regPC); 8534: } 8535: XEiJ.regPC += 2; 8536: } else { //Drの下位16bitが0でないのでジャンプ 8537: XEiJ.mpuCycleCount += 10; 8538: XEiJ.regRn[rrr] = t - 1; //下位16bitが0でないので上位16bitは変化しない 8539: irpSetPC (XEiJ.regPC + XEiJ.busRws (XEiJ.regPC)); //pc==pc0+2 8540: } 8541: } 8542: } else if (ea < XEiJ.EA_AR) { //SVS.B Dr 8543: if (XEiJ.MPU_CC_VS << XEiJ.regCCR < 0) { //セット 8544: XEiJ.mpuCycleCount += 6; 8545: XEiJ.regRn[ea] |= 0xff; 8546: } else { //クリア 8547: XEiJ.mpuCycleCount += 4; 8548: XEiJ.regRn[ea] &= ~0xff; 8549: } 8550: } else { //SVS.B <mem> 8551: XEiJ.mpuCycleCount += 8; 8552: //MC68000のSccはリードしてからライトする 8553: if (XEiJ.MPU_OMIT_EXTRA_READ) { 8554: //! 軽量化。リードを省略する 8555: XEiJ.busWb (efaMltByte (ea), XEiJ.MPU_CC_VS << XEiJ.regCCR >> 31); 8556: } else { 8557: int a = efaMltByte (ea); 8558: XEiJ.busRbs (a); 8559: XEiJ.busWb (a, XEiJ.MPU_CC_VS << XEiJ.regCCR >> 31); 8560: } 8561: } 8562: } //irpSvs 8563: 8564: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8565: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 8566: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 8567: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8568: //SPL.B <ea> |-|012346|-|-*---|-----|D M+-WXZ |0101_101_011_mmm_rrr 8569: //SNMI.B <ea> |A|012346|-|-*---|-----|D M+-WXZ |0101_101_011_mmm_rrr [SPL.B <ea>] 8570: //DBPL.W Dr,<label> |-|012346|-|-*---|-----| |0101_101_011_001_rrr-{offset} 8571: //DBNMI.W Dr,<label> |A|012346|-|-*---|-----| |0101_101_011_001_rrr-{offset} [DBPL.W Dr,<label>] 8572: public static void irpSpl () throws M68kException { 8573: int ea = XEiJ.regOC & 63; 8574: if (ea >> 3 == XEiJ.MMM_AR) { //DBPL.W Dr,<label> 8575: if (XEiJ.MPU_CC_PL << XEiJ.regCCR < 0) { 8576: //条件が成立しているので通過 8577: XEiJ.mpuCycleCount += 12; 8578: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8579: //リードを省略する 8580: } else { 8581: XEiJ.busRws (XEiJ.regPC); 8582: } 8583: XEiJ.regPC += 2; 8584: } else { 8585: //条件が成立していないのでデクリメント 8586: int rrr = XEiJ.regOC & 7; 8587: int t = XEiJ.regRn[rrr]; 8588: if ((short) t == 0) { //Drの下位16bitが0なので通過 8589: XEiJ.mpuCycleCount += 14; 8590: XEiJ.regRn[rrr] = t + 65535; 8591: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8592: //リードを省略する 8593: } else { 8594: XEiJ.busRws (XEiJ.regPC); 8595: } 8596: XEiJ.regPC += 2; 8597: } else { //Drの下位16bitが0でないのでジャンプ 8598: XEiJ.mpuCycleCount += 10; 8599: XEiJ.regRn[rrr] = t - 1; //下位16bitが0でないので上位16bitは変化しない 8600: irpSetPC (XEiJ.regPC + XEiJ.busRws (XEiJ.regPC)); //pc==pc0+2 8601: } 8602: } 8603: } else if (ea < XEiJ.EA_AR) { //SPL.B Dr 8604: if (XEiJ.MPU_CC_PL << XEiJ.regCCR < 0) { //セット 8605: XEiJ.mpuCycleCount += 6; 8606: XEiJ.regRn[ea] |= 0xff; 8607: } else { //クリア 8608: XEiJ.mpuCycleCount += 4; 8609: XEiJ.regRn[ea] &= ~0xff; 8610: } 8611: } else { //SPL.B <mem> 8612: XEiJ.mpuCycleCount += 8; 8613: //MC68000のSccはリードしてからライトする 8614: if (XEiJ.MPU_OMIT_EXTRA_READ) { 8615: //! 軽量化。リードを省略する 8616: XEiJ.busWb (efaMltByte (ea), XEiJ.MPU_CC_PL << XEiJ.regCCR >> 31); 8617: } else { 8618: int a = efaMltByte (ea); 8619: XEiJ.busRbs (a); 8620: XEiJ.busWb (a, XEiJ.MPU_CC_PL << XEiJ.regCCR >> 31); 8621: } 8622: } 8623: } //irpSpl 8624: 8625: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8626: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 8627: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 8628: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8629: //SMI.B <ea> |-|012346|-|-*---|-----|D M+-WXZ |0101_101_111_mmm_rrr 8630: //SNPL.B <ea> |A|012346|-|-*---|-----|D M+-WXZ |0101_101_111_mmm_rrr [SMI.B <ea>] 8631: //DBMI.W Dr,<label> |-|012346|-|-*---|-----| |0101_101_111_001_rrr-{offset} 8632: //DBNPL.W Dr,<label> |A|012346|-|-*---|-----| |0101_101_111_001_rrr-{offset} [DBMI.W Dr,<label>] 8633: public static void irpSmi () throws M68kException { 8634: int ea = XEiJ.regOC & 63; 8635: if (ea >> 3 == XEiJ.MMM_AR) { //DBMI.W Dr,<label> 8636: if (XEiJ.MPU_CC_MI << XEiJ.regCCR < 0) { 8637: //条件が成立しているので通過 8638: XEiJ.mpuCycleCount += 12; 8639: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8640: //リードを省略する 8641: } else { 8642: XEiJ.busRws (XEiJ.regPC); 8643: } 8644: XEiJ.regPC += 2; 8645: } else { 8646: //条件が成立していないのでデクリメント 8647: int rrr = XEiJ.regOC & 7; 8648: int t = XEiJ.regRn[rrr]; 8649: if ((short) t == 0) { //Drの下位16bitが0なので通過 8650: XEiJ.mpuCycleCount += 14; 8651: XEiJ.regRn[rrr] = t + 65535; 8652: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8653: //リードを省略する 8654: } else { 8655: XEiJ.busRws (XEiJ.regPC); 8656: } 8657: XEiJ.regPC += 2; 8658: } else { //Drの下位16bitが0でないのでジャンプ 8659: XEiJ.mpuCycleCount += 10; 8660: XEiJ.regRn[rrr] = t - 1; //下位16bitが0でないので上位16bitは変化しない 8661: irpSetPC (XEiJ.regPC + XEiJ.busRws (XEiJ.regPC)); //pc==pc0+2 8662: } 8663: } 8664: } else if (ea < XEiJ.EA_AR) { //SMI.B Dr 8665: if (XEiJ.MPU_CC_MI << XEiJ.regCCR < 0) { //セット 8666: XEiJ.mpuCycleCount += 6; 8667: XEiJ.regRn[ea] |= 0xff; 8668: } else { //クリア 8669: XEiJ.mpuCycleCount += 4; 8670: XEiJ.regRn[ea] &= ~0xff; 8671: } 8672: } else { //SMI.B <mem> 8673: XEiJ.mpuCycleCount += 8; 8674: //MC68000のSccはリードしてからライトする 8675: if (XEiJ.MPU_OMIT_EXTRA_READ) { 8676: //! 軽量化。リードを省略する 8677: XEiJ.busWb (efaMltByte (ea), XEiJ.MPU_CC_MI << XEiJ.regCCR >> 31); 8678: } else { 8679: int a = efaMltByte (ea); 8680: XEiJ.busRbs (a); 8681: XEiJ.busWb (a, XEiJ.MPU_CC_MI << XEiJ.regCCR >> 31); 8682: } 8683: } 8684: } //irpSmi 8685: 8686: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8687: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 8688: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 8689: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8690: //SGE.B <ea> |-|012346|-|-*-*-|-----|D M+-WXZ |0101_110_011_mmm_rrr 8691: //SNLT.B <ea> |A|012346|-|-*-*-|-----|D M+-WXZ |0101_110_011_mmm_rrr [SGE.B <ea>] 8692: //DBGE.W Dr,<label> |-|012346|-|-*-*-|-----| |0101_110_011_001_rrr-{offset} 8693: //DBNLT.W Dr,<label> |A|012346|-|-*-*-|-----| |0101_110_011_001_rrr-{offset} [DBGE.W Dr,<label>] 8694: public static void irpSge () throws M68kException { 8695: int ea = XEiJ.regOC & 63; 8696: if (ea >> 3 == XEiJ.MMM_AR) { //DBGE.W Dr,<label> 8697: if (XEiJ.MPU_CC_GE << XEiJ.regCCR < 0) { 8698: //条件が成立しているので通過 8699: XEiJ.mpuCycleCount += 12; 8700: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8701: //リードを省略する 8702: } else { 8703: XEiJ.busRws (XEiJ.regPC); 8704: } 8705: XEiJ.regPC += 2; 8706: } else { 8707: //条件が成立していないのでデクリメント 8708: int rrr = XEiJ.regOC & 7; 8709: int t = XEiJ.regRn[rrr]; 8710: if ((short) t == 0) { //Drの下位16bitが0なので通過 8711: XEiJ.mpuCycleCount += 14; 8712: XEiJ.regRn[rrr] = t + 65535; 8713: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8714: //リードを省略する 8715: } else { 8716: XEiJ.busRws (XEiJ.regPC); 8717: } 8718: XEiJ.regPC += 2; 8719: } else { //Drの下位16bitが0でないのでジャンプ 8720: XEiJ.mpuCycleCount += 10; 8721: XEiJ.regRn[rrr] = t - 1; //下位16bitが0でないので上位16bitは変化しない 8722: irpSetPC (XEiJ.regPC + XEiJ.busRws (XEiJ.regPC)); //pc==pc0+2 8723: } 8724: } 8725: } else if (ea < XEiJ.EA_AR) { //SGE.B Dr 8726: if (XEiJ.MPU_CC_GE << XEiJ.regCCR < 0) { //セット 8727: XEiJ.mpuCycleCount += 6; 8728: XEiJ.regRn[ea] |= 0xff; 8729: } else { //クリア 8730: XEiJ.mpuCycleCount += 4; 8731: XEiJ.regRn[ea] &= ~0xff; 8732: } 8733: } else { //SGE.B <mem> 8734: XEiJ.mpuCycleCount += 8; 8735: //MC68000のSccはリードしてからライトする 8736: if (XEiJ.MPU_OMIT_EXTRA_READ) { 8737: //! 軽量化。リードを省略する 8738: XEiJ.busWb (efaMltByte (ea), XEiJ.MPU_CC_GE << XEiJ.regCCR >> 31); 8739: } else { 8740: int a = efaMltByte (ea); 8741: XEiJ.busRbs (a); 8742: XEiJ.busWb (a, XEiJ.MPU_CC_GE << XEiJ.regCCR >> 31); 8743: } 8744: } 8745: } //irpSge 8746: 8747: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8748: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 8749: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 8750: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8751: //SLT.B <ea> |-|012346|-|-*-*-|-----|D M+-WXZ |0101_110_111_mmm_rrr 8752: //SNGE.B <ea> |A|012346|-|-*-*-|-----|D M+-WXZ |0101_110_111_mmm_rrr [SLT.B <ea>] 8753: //DBLT.W Dr,<label> |-|012346|-|-*-*-|-----| |0101_110_111_001_rrr-{offset} 8754: //DBNGE.W Dr,<label> |A|012346|-|-*-*-|-----| |0101_110_111_001_rrr-{offset} [DBLT.W Dr,<label>] 8755: public static void irpSlt () throws M68kException { 8756: int ea = XEiJ.regOC & 63; 8757: if (ea >> 3 == XEiJ.MMM_AR) { //DBLT.W Dr,<label> 8758: if (XEiJ.MPU_CC_LT << XEiJ.regCCR < 0) { 8759: //条件が成立しているので通過 8760: XEiJ.mpuCycleCount += 12; 8761: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8762: //リードを省略する 8763: } else { 8764: XEiJ.busRws (XEiJ.regPC); 8765: } 8766: XEiJ.regPC += 2; 8767: } else { 8768: //条件が成立していないのでデクリメント 8769: int rrr = XEiJ.regOC & 7; 8770: int t = XEiJ.regRn[rrr]; 8771: if ((short) t == 0) { //Drの下位16bitが0なので通過 8772: XEiJ.mpuCycleCount += 14; 8773: XEiJ.regRn[rrr] = t + 65535; 8774: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8775: //リードを省略する 8776: } else { 8777: XEiJ.busRws (XEiJ.regPC); 8778: } 8779: XEiJ.regPC += 2; 8780: } else { //Drの下位16bitが0でないのでジャンプ 8781: XEiJ.mpuCycleCount += 10; 8782: XEiJ.regRn[rrr] = t - 1; //下位16bitが0でないので上位16bitは変化しない 8783: irpSetPC (XEiJ.regPC + XEiJ.busRws (XEiJ.regPC)); //pc==pc0+2 8784: } 8785: } 8786: } else if (ea < XEiJ.EA_AR) { //SLT.B Dr 8787: if (XEiJ.MPU_CC_LT << XEiJ.regCCR < 0) { //セット 8788: XEiJ.mpuCycleCount += 6; 8789: XEiJ.regRn[ea] |= 0xff; 8790: } else { //クリア 8791: XEiJ.mpuCycleCount += 4; 8792: XEiJ.regRn[ea] &= ~0xff; 8793: } 8794: } else { //SLT.B <mem> 8795: XEiJ.mpuCycleCount += 8; 8796: //MC68000のSccはリードしてからライトする 8797: if (XEiJ.MPU_OMIT_EXTRA_READ) { 8798: //! 軽量化。リードを省略する 8799: XEiJ.busWb (efaMltByte (ea), XEiJ.MPU_CC_LT << XEiJ.regCCR >> 31); 8800: } else { 8801: int a = efaMltByte (ea); 8802: XEiJ.busRbs (a); 8803: XEiJ.busWb (a, XEiJ.MPU_CC_LT << XEiJ.regCCR >> 31); 8804: } 8805: } 8806: } //irpSlt 8807: 8808: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8809: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 8810: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 8811: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8812: //SGT.B <ea> |-|012346|-|-***-|-----|D M+-WXZ |0101_111_011_mmm_rrr 8813: //SNLE.B <ea> |A|012346|-|-***-|-----|D M+-WXZ |0101_111_011_mmm_rrr [SGT.B <ea>] 8814: //DBGT.W Dr,<label> |-|012346|-|-***-|-----| |0101_111_011_001_rrr-{offset} 8815: //DBNLE.W Dr,<label> |A|012346|-|-***-|-----| |0101_111_011_001_rrr-{offset} [DBGT.W Dr,<label>] 8816: public static void irpSgt () throws M68kException { 8817: int ea = XEiJ.regOC & 63; 8818: if (ea >> 3 == XEiJ.MMM_AR) { //DBGT.W Dr,<label> 8819: if (XEiJ.MPU_CC_GT << XEiJ.regCCR < 0) { 8820: //条件が成立しているので通過 8821: XEiJ.mpuCycleCount += 12; 8822: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8823: //リードを省略する 8824: } else { 8825: XEiJ.busRws (XEiJ.regPC); 8826: } 8827: XEiJ.regPC += 2; 8828: } else { 8829: //条件が成立していないのでデクリメント 8830: int rrr = XEiJ.regOC & 7; 8831: int t = XEiJ.regRn[rrr]; 8832: if ((short) t == 0) { //Drの下位16bitが0なので通過 8833: XEiJ.mpuCycleCount += 14; 8834: XEiJ.regRn[rrr] = t + 65535; 8835: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8836: //リードを省略する 8837: } else { 8838: XEiJ.busRws (XEiJ.regPC); 8839: } 8840: XEiJ.regPC += 2; 8841: } else { //Drの下位16bitが0でないのでジャンプ 8842: XEiJ.mpuCycleCount += 10; 8843: XEiJ.regRn[rrr] = t - 1; //下位16bitが0でないので上位16bitは変化しない 8844: irpSetPC (XEiJ.regPC + XEiJ.busRws (XEiJ.regPC)); //pc==pc0+2 8845: } 8846: } 8847: } else if (ea < XEiJ.EA_AR) { //SGT.B Dr 8848: if (XEiJ.MPU_CC_GT << XEiJ.regCCR < 0) { //セット 8849: XEiJ.mpuCycleCount += 6; 8850: XEiJ.regRn[ea] |= 0xff; 8851: } else { //クリア 8852: XEiJ.mpuCycleCount += 4; 8853: XEiJ.regRn[ea] &= ~0xff; 8854: } 8855: } else { //SGT.B <mem> 8856: XEiJ.mpuCycleCount += 8; 8857: //MC68000のSccはリードしてからライトする 8858: if (XEiJ.MPU_OMIT_EXTRA_READ) { 8859: //! 軽量化。リードを省略する 8860: XEiJ.busWb (efaMltByte (ea), XEiJ.MPU_CC_GT << XEiJ.regCCR >> 31); 8861: } else { 8862: int a = efaMltByte (ea); 8863: XEiJ.busRbs (a); 8864: XEiJ.busWb (a, XEiJ.MPU_CC_GT << XEiJ.regCCR >> 31); 8865: } 8866: } 8867: } //irpSgt 8868: 8869: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8870: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 8871: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 8872: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8873: //SLE.B <ea> |-|012346|-|-***-|-----|D M+-WXZ |0101_111_111_mmm_rrr 8874: //SNGT.B <ea> |A|012346|-|-***-|-----|D M+-WXZ |0101_111_111_mmm_rrr [SLE.B <ea>] 8875: //DBLE.W Dr,<label> |-|012346|-|-***-|-----| |0101_111_111_001_rrr-{offset} 8876: //DBNGT.W Dr,<label> |A|012346|-|-***-|-----| |0101_111_111_001_rrr-{offset} [DBLE.W Dr,<label>] 8877: public static void irpSle () throws M68kException { 8878: int ea = XEiJ.regOC & 63; 8879: if (ea >> 3 == XEiJ.MMM_AR) { //DBLE.W Dr,<label> 8880: if (XEiJ.MPU_CC_LE << XEiJ.regCCR < 0) { 8881: //条件が成立しているので通過 8882: XEiJ.mpuCycleCount += 12; 8883: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8884: //リードを省略する 8885: } else { 8886: XEiJ.busRws (XEiJ.regPC); 8887: } 8888: XEiJ.regPC += 2; 8889: } else { 8890: //条件が成立していないのでデクリメント 8891: int rrr = XEiJ.regOC & 7; 8892: int t = XEiJ.regRn[rrr]; 8893: if ((short) t == 0) { //Drの下位16bitが0なので通過 8894: XEiJ.mpuCycleCount += 14; 8895: XEiJ.regRn[rrr] = t + 65535; 8896: if (XEiJ.MPU_OMIT_OFFSET_READ) { 8897: //リードを省略する 8898: } else { 8899: XEiJ.busRws (XEiJ.regPC); 8900: } 8901: XEiJ.regPC += 2; 8902: } else { //Drの下位16bitが0でないのでジャンプ 8903: XEiJ.mpuCycleCount += 10; 8904: XEiJ.regRn[rrr] = t - 1; //下位16bitが0でないので上位16bitは変化しない 8905: irpSetPC (XEiJ.regPC + XEiJ.busRws (XEiJ.regPC)); //pc==pc0+2 8906: } 8907: } 8908: } else if (ea < XEiJ.EA_AR) { //SLE.B Dr 8909: if (XEiJ.MPU_CC_LE << XEiJ.regCCR < 0) { //セット 8910: XEiJ.mpuCycleCount += 6; 8911: XEiJ.regRn[ea] |= 0xff; 8912: } else { //クリア 8913: XEiJ.mpuCycleCount += 4; 8914: XEiJ.regRn[ea] &= ~0xff; 8915: } 8916: } else { //SLE.B <mem> 8917: XEiJ.mpuCycleCount += 8; 8918: //MC68000のSccはリードしてからライトする 8919: if (XEiJ.MPU_OMIT_EXTRA_READ) { 8920: //! 軽量化。リードを省略する 8921: XEiJ.busWb (efaMltByte (ea), XEiJ.MPU_CC_LE << XEiJ.regCCR >> 31); 8922: } else { 8923: int a = efaMltByte (ea); 8924: XEiJ.busRbs (a); 8925: XEiJ.busWb (a, XEiJ.MPU_CC_LE << XEiJ.regCCR >> 31); 8926: } 8927: } 8928: } //irpSle 8929: 8930: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8931: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 8932: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 8933: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8934: //BRA.W <label> |-|012346|-|-----|-----| |0110_000_000_000_000-{offset} 8935: //JBRA.W <label> |A|012346|-|-----|-----| |0110_000_000_000_000-{offset} [BRA.W <label>] 8936: //BRA.S <label> |-|012346|-|-----|-----| |0110_000_000_sss_sss (s is not equal to 0) 8937: //JBRA.S <label> |A|012346|-|-----|-----| |0110_000_000_sss_sss (s is not equal to 0) [BRA.S <label>] 8938: public static void irpBrasw () throws M68kException { 8939: XEiJ.mpuCycleCount += 10; 8940: int t = XEiJ.regPC; //pc0+2 8941: int s = (byte) XEiJ.regOC; //オフセット 8942: if (s == 0) { //BRA.W 8943: XEiJ.regPC = t + 2; 8944: s = XEiJ.busRwse (t); //pcws 8945: } else { //BRA.S 8946: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 8947: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 8948: if (XEiJ.MPU_OMIT_EXTRA_READ) { 8949: //! 軽量化。リードを省略する 8950: } else { 8951: XEiJ.busRwse (t); //pcws 8952: } 8953: } 8954: irpSetPC (t + s); //pc0+2+オフセット 8955: } //irpBrasw 8956: 8957: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8958: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 8959: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 8960: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8961: //BRA.S <label> |-|012346|-|-----|-----| |0110_000_001_sss_sss 8962: //JBRA.S <label> |A|012346|-|-----|-----| |0110_000_001_sss_sss [BRA.S <label>] 8963: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8964: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 8965: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 8966: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8967: //BRA.S <label> |-|012346|-|-----|-----| |0110_000_010_sss_sss 8968: //JBRA.S <label> |A|012346|-|-----|-----| |0110_000_010_sss_sss [BRA.S <label>] 8969: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8970: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 8971: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 8972: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8973: //BRA.S <label> |-|01----|-|-----|-----| |0110_000_011_sss_sss 8974: //JBRA.S <label> |A|01----|-|-----|-----| |0110_000_011_sss_sss [BRA.S <label>] 8975: public static void irpBras () throws M68kException { 8976: XEiJ.mpuCycleCount += 10; 8977: int t = XEiJ.regPC; //pc0+2 8978: int s = (byte) XEiJ.regOC; //オフセット 8979: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 8980: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 8981: if (XEiJ.MPU_OMIT_EXTRA_READ) { 8982: //! 軽量化。リードを省略する 8983: } else { 8984: XEiJ.busRwse (t); //pcws 8985: } 8986: irpSetPC (t + s); //pc0+2+オフセット 8987: } //irpBras 8988: 8989: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8990: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 8991: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 8992: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 8993: //BSR.W <label> |-|012346|-|-----|-----| |0110_000_100_000_000-{offset} 8994: //JBSR.W <label> |A|012346|-|-----|-----| |0110_000_100_000_000-{offset} [BSR.W <label>] 8995: //BSR.S <label> |-|012346|-|-----|-----| |0110_000_100_sss_sss (s is not equal to 0) 8996: //JBSR.S <label> |A|012346|-|-----|-----| |0110_000_100_sss_sss (s is not equal to 0) [BSR.S <label>] 8997: public static void irpBsrsw () throws M68kException { 8998: XEiJ.mpuCycleCount += 18; 8999: int t = XEiJ.regPC; //pc0+2 9000: int s = (byte) XEiJ.regOC; //オフセット 9001: if (s == 0) { //BSR.W 9002: XEiJ.regPC = t + 2; 9003: s = XEiJ.busRwse (t); //pcws 9004: } else { //BSR.S 9005: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9006: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9007: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9008: //! 軽量化。リードを省略する 9009: } else { 9010: XEiJ.busRwse (t); //pcws 9011: } 9012: } 9013: XEiJ.busWl (XEiJ.regRn[15] -= 4, XEiJ.regPC); //pushl 9014: irpSetPC (t + s); //pc0+2+オフセット 9015: } //irpBsrsw 9016: 9017: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9018: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9019: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9020: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9021: //BSR.S <label> |-|012346|-|-----|-----| |0110_000_101_sss_sss 9022: //JBSR.S <label> |A|012346|-|-----|-----| |0110_000_101_sss_sss [BSR.S <label>] 9023: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9024: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9025: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9026: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9027: //BSR.S <label> |-|012346|-|-----|-----| |0110_000_110_sss_sss 9028: //JBSR.S <label> |A|012346|-|-----|-----| |0110_000_110_sss_sss [BSR.S <label>] 9029: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9030: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9031: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9032: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9033: //BSR.S <label> |-|01----|-|-----|-----| |0110_000_111_sss_sss 9034: //JBSR.S <label> |A|01----|-|-----|-----| |0110_000_111_sss_sss [BSR.S <label>] 9035: public static void irpBsrs () throws M68kException { 9036: XEiJ.mpuCycleCount += 18; 9037: int t = XEiJ.regPC; //pc0+2 9038: int s = (byte) XEiJ.regOC; //オフセット 9039: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9040: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9041: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9042: //! 軽量化。リードを省略する 9043: } else { 9044: XEiJ.busRwse (t); //pcws 9045: } 9046: XEiJ.busWl (XEiJ.regRn[15] -= 4, XEiJ.regPC); //pushl 9047: irpSetPC (t + s); //pc0+2+オフセット 9048: } //irpBsrs 9049: 9050: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9051: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9052: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9053: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9054: //BHI.W <label> |-|012346|-|--*-*|-----| |0110_001_000_000_000-{offset} 9055: //BNLS.W <label> |A|012346|-|--*-*|-----| |0110_001_000_000_000-{offset} [BHI.W <label>] 9056: //JBHI.W <label> |A|012346|-|--*-*|-----| |0110_001_000_000_000-{offset} [BHI.W <label>] 9057: //JBNLS.W <label> |A|012346|-|--*-*|-----| |0110_001_000_000_000-{offset} [BHI.W <label>] 9058: //BHI.S <label> |-|012346|-|--*-*|-----| |0110_001_000_sss_sss (s is not equal to 0) 9059: //BNLS.S <label> |A|012346|-|--*-*|-----| |0110_001_000_sss_sss (s is not equal to 0) [BHI.S <label>] 9060: //JBHI.S <label> |A|012346|-|--*-*|-----| |0110_001_000_sss_sss (s is not equal to 0) [BHI.S <label>] 9061: //JBNLS.S <label> |A|012346|-|--*-*|-----| |0110_001_000_sss_sss (s is not equal to 0) [BHI.S <label>] 9062: //JBLS.L <label> |A|012346|-|--*-*|-----| |0110_001_000_000_110-0100111011111001-{address} [BHI.S (*)+8;JMP <label>] 9063: //JBNHI.L <label> |A|012346|-|--*-*|-----| |0110_001_000_000_110-0100111011111001-{address} [BHI.S (*)+8;JMP <label>] 9064: public static void irpBhisw () throws M68kException { 9065: if (XEiJ.MPU_CC_HI << XEiJ.regCCR < 0) { //Bccでジャンプ 9066: XEiJ.mpuCycleCount += 10; 9067: int t = XEiJ.regPC; //pc0+2 9068: int s = (byte) XEiJ.regOC; //オフセット 9069: if (s == 0) { //Bcc.Wでジャンプ 9070: XEiJ.regPC = t + 2; 9071: s = XEiJ.busRwse (t); //pcws 9072: } else { //Bcc.Sでジャンプ 9073: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9074: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9075: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9076: //! 軽量化。リードを省略する 9077: } else { 9078: XEiJ.busRwse (t); //pcws 9079: } 9080: } 9081: irpSetPC (t + s); //pc0+2+オフセット 9082: } else if (XEiJ.regOC == 0x6200) { //Bcc.Wで通過 9083: XEiJ.mpuCycleCount += 12; 9084: if (XEiJ.MPU_OMIT_OFFSET_READ) { 9085: //リードを省略する 9086: } else { 9087: XEiJ.busRws (XEiJ.regPC); 9088: } 9089: XEiJ.regPC += 2; 9090: } else { //Bcc.Sで通過 9091: XEiJ.mpuCycleCount += 8; 9092: } 9093: } //irpBhisw 9094: 9095: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9096: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9097: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9098: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9099: //BHI.S <label> |-|012346|-|--*-*|-----| |0110_001_001_sss_sss 9100: //BNLS.S <label> |A|012346|-|--*-*|-----| |0110_001_001_sss_sss [BHI.S <label>] 9101: //JBHI.S <label> |A|012346|-|--*-*|-----| |0110_001_001_sss_sss [BHI.S <label>] 9102: //JBNLS.S <label> |A|012346|-|--*-*|-----| |0110_001_001_sss_sss [BHI.S <label>] 9103: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9104: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9105: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9106: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9107: //BHI.S <label> |-|012346|-|--*-*|-----| |0110_001_010_sss_sss 9108: //BNLS.S <label> |A|012346|-|--*-*|-----| |0110_001_010_sss_sss [BHI.S <label>] 9109: //JBHI.S <label> |A|012346|-|--*-*|-----| |0110_001_010_sss_sss [BHI.S <label>] 9110: //JBNLS.S <label> |A|012346|-|--*-*|-----| |0110_001_010_sss_sss [BHI.S <label>] 9111: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9112: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9113: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9114: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9115: //BHI.S <label> |-|01----|-|--*-*|-----| |0110_001_011_sss_sss 9116: //BNLS.S <label> |A|01----|-|--*-*|-----| |0110_001_011_sss_sss [BHI.S <label>] 9117: //JBHI.S <label> |A|01----|-|--*-*|-----| |0110_001_011_sss_sss [BHI.S <label>] 9118: //JBNLS.S <label> |A|01----|-|--*-*|-----| |0110_001_011_sss_sss [BHI.S <label>] 9119: public static void irpBhis () throws M68kException { 9120: if (XEiJ.MPU_CC_HI << XEiJ.regCCR < 0) { //Bcc.Sでジャンプ 9121: XEiJ.mpuCycleCount += 10; 9122: int t = XEiJ.regPC; //pc0+2 9123: int s = (byte) XEiJ.regOC; //オフセット 9124: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9125: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9126: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9127: //! 軽量化。リードを省略する 9128: } else { 9129: XEiJ.busRwse (t); //pcws 9130: } 9131: irpSetPC (t + s); //pc0+2+オフセット 9132: } else { //Bcc.Sで通過 9133: XEiJ.mpuCycleCount += 8; 9134: } 9135: } //irpBhis 9136: 9137: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9138: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9139: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9140: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9141: //BLS.W <label> |-|012346|-|--*-*|-----| |0110_001_100_000_000-{offset} 9142: //BNHI.W <label> |A|012346|-|--*-*|-----| |0110_001_100_000_000-{offset} [BLS.W <label>] 9143: //JBLS.W <label> |A|012346|-|--*-*|-----| |0110_001_100_000_000-{offset} [BLS.W <label>] 9144: //JBNHI.W <label> |A|012346|-|--*-*|-----| |0110_001_100_000_000-{offset} [BLS.W <label>] 9145: //BLS.S <label> |-|012346|-|--*-*|-----| |0110_001_100_sss_sss (s is not equal to 0) 9146: //BNHI.S <label> |A|012346|-|--*-*|-----| |0110_001_100_sss_sss (s is not equal to 0) [BLS.S <label>] 9147: //JBLS.S <label> |A|012346|-|--*-*|-----| |0110_001_100_sss_sss (s is not equal to 0) [BLS.S <label>] 9148: //JBNHI.S <label> |A|012346|-|--*-*|-----| |0110_001_100_sss_sss (s is not equal to 0) [BLS.S <label>] 9149: //JBHI.L <label> |A|012346|-|--*-*|-----| |0110_001_100_000_110-0100111011111001-{address} [BLS.S (*)+8;JMP <label>] 9150: //JBNLS.L <label> |A|012346|-|--*-*|-----| |0110_001_100_000_110-0100111011111001-{address} [BLS.S (*)+8;JMP <label>] 9151: public static void irpBlssw () throws M68kException { 9152: if (XEiJ.MPU_CC_LS << XEiJ.regCCR < 0) { //Bccでジャンプ 9153: XEiJ.mpuCycleCount += 10; 9154: int t = XEiJ.regPC; //pc0+2 9155: int s = (byte) XEiJ.regOC; //オフセット 9156: if (s == 0) { //Bcc.Wでジャンプ 9157: XEiJ.regPC = t + 2; 9158: s = XEiJ.busRwse (t); //pcws 9159: } else { //Bcc.Sでジャンプ 9160: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9161: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9162: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9163: //! 軽量化。リードを省略する 9164: } else { 9165: XEiJ.busRwse (t); //pcws 9166: } 9167: } 9168: irpSetPC (t + s); //pc0+2+オフセット 9169: } else if (XEiJ.regOC == 0x6300) { //Bcc.Wで通過 9170: XEiJ.mpuCycleCount += 12; 9171: if (XEiJ.MPU_OMIT_OFFSET_READ) { 9172: //リードを省略する 9173: } else { 9174: XEiJ.busRws (XEiJ.regPC); 9175: } 9176: XEiJ.regPC += 2; 9177: } else { //Bcc.Sで通過 9178: XEiJ.mpuCycleCount += 8; 9179: } 9180: } //irpBlssw 9181: 9182: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9183: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9184: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9185: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9186: //BLS.S <label> |-|012346|-|--*-*|-----| |0110_001_101_sss_sss 9187: //BNHI.S <label> |A|012346|-|--*-*|-----| |0110_001_101_sss_sss [BLS.S <label>] 9188: //JBLS.S <label> |A|012346|-|--*-*|-----| |0110_001_101_sss_sss [BLS.S <label>] 9189: //JBNHI.S <label> |A|012346|-|--*-*|-----| |0110_001_101_sss_sss [BLS.S <label>] 9190: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9191: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9192: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9193: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9194: //BLS.S <label> |-|012346|-|--*-*|-----| |0110_001_110_sss_sss 9195: //BNHI.S <label> |A|012346|-|--*-*|-----| |0110_001_110_sss_sss [BLS.S <label>] 9196: //JBLS.S <label> |A|012346|-|--*-*|-----| |0110_001_110_sss_sss [BLS.S <label>] 9197: //JBNHI.S <label> |A|012346|-|--*-*|-----| |0110_001_110_sss_sss [BLS.S <label>] 9198: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9199: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9200: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9201: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9202: //BLS.S <label> |-|01----|-|--*-*|-----| |0110_001_111_sss_sss 9203: //BNHI.S <label> |A|01----|-|--*-*|-----| |0110_001_111_sss_sss [BLS.S <label>] 9204: //JBLS.S <label> |A|01----|-|--*-*|-----| |0110_001_111_sss_sss [BLS.S <label>] 9205: //JBNHI.S <label> |A|01----|-|--*-*|-----| |0110_001_111_sss_sss [BLS.S <label>] 9206: public static void irpBlss () throws M68kException { 9207: if (XEiJ.MPU_CC_LS << XEiJ.regCCR < 0) { //Bcc.Sでジャンプ 9208: XEiJ.mpuCycleCount += 10; 9209: int t = XEiJ.regPC; //pc0+2 9210: int s = (byte) XEiJ.regOC; //オフセット 9211: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9212: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9213: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9214: //! 軽量化。リードを省略する 9215: } else { 9216: XEiJ.busRwse (t); //pcws 9217: } 9218: irpSetPC (t + s); //pc0+2+オフセット 9219: } else { //Bcc.Sで通過 9220: XEiJ.mpuCycleCount += 8; 9221: } 9222: } //irpBlss 9223: 9224: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9225: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9226: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9227: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9228: //BCC.W <label> |-|012346|-|----*|-----| |0110_010_000_000_000-{offset} 9229: //BHS.W <label> |A|012346|-|----*|-----| |0110_010_000_000_000-{offset} [BCC.W <label>] 9230: //BNCS.W <label> |A|012346|-|----*|-----| |0110_010_000_000_000-{offset} [BCC.W <label>] 9231: //BNLO.W <label> |A|012346|-|----*|-----| |0110_010_000_000_000-{offset} [BCC.W <label>] 9232: //JBCC.W <label> |A|012346|-|----*|-----| |0110_010_000_000_000-{offset} [BCC.W <label>] 9233: //JBHS.W <label> |A|012346|-|----*|-----| |0110_010_000_000_000-{offset} [BCC.W <label>] 9234: //JBNCS.W <label> |A|012346|-|----*|-----| |0110_010_000_000_000-{offset} [BCC.W <label>] 9235: //JBNLO.W <label> |A|012346|-|----*|-----| |0110_010_000_000_000-{offset} [BCC.W <label>] 9236: //BCC.S <label> |-|012346|-|----*|-----| |0110_010_000_sss_sss (s is not equal to 0) 9237: //BHS.S <label> |A|012346|-|----*|-----| |0110_010_000_sss_sss (s is not equal to 0) [BCC.S <label>] 9238: //BNCS.S <label> |A|012346|-|----*|-----| |0110_010_000_sss_sss (s is not equal to 0) [BCC.S <label>] 9239: //BNLO.S <label> |A|012346|-|----*|-----| |0110_010_000_sss_sss (s is not equal to 0) [BCC.S <label>] 9240: //JBCC.S <label> |A|012346|-|----*|-----| |0110_010_000_sss_sss (s is not equal to 0) [BCC.S <label>] 9241: //JBHS.S <label> |A|012346|-|----*|-----| |0110_010_000_sss_sss (s is not equal to 0) [BCC.S <label>] 9242: //JBNCS.S <label> |A|012346|-|----*|-----| |0110_010_000_sss_sss (s is not equal to 0) [BCC.S <label>] 9243: //JBNLO.S <label> |A|012346|-|----*|-----| |0110_010_000_sss_sss (s is not equal to 0) [BCC.S <label>] 9244: //JBCS.L <label> |A|012346|-|----*|-----| |0110_010_000_000_110-0100111011111001-{address} [BCC.S (*)+8;JMP <label>] 9245: //JBLO.L <label> |A|012346|-|----*|-----| |0110_010_000_000_110-0100111011111001-{address} [BCC.S (*)+8;JMP <label>] 9246: //JBNCC.L <label> |A|012346|-|----*|-----| |0110_010_000_000_110-0100111011111001-{address} [BCC.S (*)+8;JMP <label>] 9247: //JBNHS.L <label> |A|012346|-|----*|-----| |0110_010_000_000_110-0100111011111001-{address} [BCC.S (*)+8;JMP <label>] 9248: public static void irpBhssw () throws M68kException { 9249: if (XEiJ.MPU_CC_HS << XEiJ.regCCR < 0) { //Bccでジャンプ 9250: XEiJ.mpuCycleCount += 10; 9251: int t = XEiJ.regPC; //pc0+2 9252: int s = (byte) XEiJ.regOC; //オフセット 9253: if (s == 0) { //Bcc.Wでジャンプ 9254: XEiJ.regPC = t + 2; 9255: s = XEiJ.busRwse (t); //pcws 9256: } else { //Bcc.Sでジャンプ 9257: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9258: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9259: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9260: //! 軽量化。リードを省略する 9261: } else { 9262: XEiJ.busRwse (t); //pcws 9263: } 9264: } 9265: irpSetPC (t + s); //pc0+2+オフセット 9266: } else if (XEiJ.regOC == 0x6400) { //Bcc.Wで通過 9267: XEiJ.mpuCycleCount += 12; 9268: if (XEiJ.MPU_OMIT_OFFSET_READ) { 9269: //リードを省略する 9270: } else { 9271: XEiJ.busRws (XEiJ.regPC); 9272: } 9273: XEiJ.regPC += 2; 9274: } else { //Bcc.Sで通過 9275: XEiJ.mpuCycleCount += 8; 9276: } 9277: } //irpBhssw 9278: 9279: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9280: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9281: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9282: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9283: //BCC.S <label> |-|012346|-|----*|-----| |0110_010_001_sss_sss 9284: //BHS.S <label> |A|012346|-|----*|-----| |0110_010_001_sss_sss [BCC.S <label>] 9285: //BNCS.S <label> |A|012346|-|----*|-----| |0110_010_001_sss_sss [BCC.S <label>] 9286: //BNLO.S <label> |A|012346|-|----*|-----| |0110_010_001_sss_sss [BCC.S <label>] 9287: //JBCC.S <label> |A|012346|-|----*|-----| |0110_010_001_sss_sss [BCC.S <label>] 9288: //JBHS.S <label> |A|012346|-|----*|-----| |0110_010_001_sss_sss [BCC.S <label>] 9289: //JBNCS.S <label> |A|012346|-|----*|-----| |0110_010_001_sss_sss [BCC.S <label>] 9290: //JBNLO.S <label> |A|012346|-|----*|-----| |0110_010_001_sss_sss [BCC.S <label>] 9291: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9292: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9293: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9294: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9295: //BCC.S <label> |-|012346|-|----*|-----| |0110_010_010_sss_sss 9296: //BHS.S <label> |A|012346|-|----*|-----| |0110_010_010_sss_sss [BCC.S <label>] 9297: //BNCS.S <label> |A|012346|-|----*|-----| |0110_010_010_sss_sss [BCC.S <label>] 9298: //BNLO.S <label> |A|012346|-|----*|-----| |0110_010_010_sss_sss [BCC.S <label>] 9299: //JBCC.S <label> |A|012346|-|----*|-----| |0110_010_010_sss_sss [BCC.S <label>] 9300: //JBHS.S <label> |A|012346|-|----*|-----| |0110_010_010_sss_sss [BCC.S <label>] 9301: //JBNCS.S <label> |A|012346|-|----*|-----| |0110_010_010_sss_sss [BCC.S <label>] 9302: //JBNLO.S <label> |A|012346|-|----*|-----| |0110_010_010_sss_sss [BCC.S <label>] 9303: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9304: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9305: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9306: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9307: //BCC.S <label> |-|01----|-|----*|-----| |0110_010_011_sss_sss 9308: //BHS.S <label> |A|01----|-|----*|-----| |0110_010_011_sss_sss [BCC.S <label>] 9309: //BNCS.S <label> |A|01----|-|----*|-----| |0110_010_011_sss_sss [BCC.S <label>] 9310: //BNLO.S <label> |A|01----|-|----*|-----| |0110_010_011_sss_sss [BCC.S <label>] 9311: //JBCC.S <label> |A|01----|-|----*|-----| |0110_010_011_sss_sss [BCC.S <label>] 9312: //JBHS.S <label> |A|01----|-|----*|-----| |0110_010_011_sss_sss [BCC.S <label>] 9313: //JBNCS.S <label> |A|01----|-|----*|-----| |0110_010_011_sss_sss [BCC.S <label>] 9314: //JBNLO.S <label> |A|01----|-|----*|-----| |0110_010_011_sss_sss [BCC.S <label>] 9315: public static void irpBhss () throws M68kException { 9316: if (XEiJ.MPU_CC_HS << XEiJ.regCCR < 0) { //Bcc.Sでジャンプ 9317: XEiJ.mpuCycleCount += 10; 9318: int t = XEiJ.regPC; //pc0+2 9319: int s = (byte) XEiJ.regOC; //オフセット 9320: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9321: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9322: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9323: //! 軽量化。リードを省略する 9324: } else { 9325: XEiJ.busRwse (t); //pcws 9326: } 9327: irpSetPC (t + s); //pc0+2+オフセット 9328: } else { //Bcc.Sで通過 9329: XEiJ.mpuCycleCount += 8; 9330: } 9331: } //irpBhss 9332: 9333: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9334: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9335: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9336: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9337: //BCS.W <label> |-|012346|-|----*|-----| |0110_010_100_000_000-{offset} 9338: //BLO.W <label> |A|012346|-|----*|-----| |0110_010_100_000_000-{offset} [BCS.W <label>] 9339: //BNCC.W <label> |A|012346|-|----*|-----| |0110_010_100_000_000-{offset} [BCS.W <label>] 9340: //BNHS.W <label> |A|012346|-|----*|-----| |0110_010_100_000_000-{offset} [BCS.W <label>] 9341: //JBCS.W <label> |A|012346|-|----*|-----| |0110_010_100_000_000-{offset} [BCS.W <label>] 9342: //JBLO.W <label> |A|012346|-|----*|-----| |0110_010_100_000_000-{offset} [BCS.W <label>] 9343: //JBNCC.W <label> |A|012346|-|----*|-----| |0110_010_100_000_000-{offset} [BCS.W <label>] 9344: //JBNHS.W <label> |A|012346|-|----*|-----| |0110_010_100_000_000-{offset} [BCS.W <label>] 9345: //BCS.S <label> |-|012346|-|----*|-----| |0110_010_100_sss_sss (s is not equal to 0) 9346: //BLO.S <label> |A|012346|-|----*|-----| |0110_010_100_sss_sss (s is not equal to 0) [BCS.S <label>] 9347: //BNCC.S <label> |A|012346|-|----*|-----| |0110_010_100_sss_sss (s is not equal to 0) [BCS.S <label>] 9348: //BNHS.S <label> |A|012346|-|----*|-----| |0110_010_100_sss_sss (s is not equal to 0) [BCS.S <label>] 9349: //JBCS.S <label> |A|012346|-|----*|-----| |0110_010_100_sss_sss (s is not equal to 0) [BCS.S <label>] 9350: //JBLO.S <label> |A|012346|-|----*|-----| |0110_010_100_sss_sss (s is not equal to 0) [BCS.S <label>] 9351: //JBNCC.S <label> |A|012346|-|----*|-----| |0110_010_100_sss_sss (s is not equal to 0) [BCS.S <label>] 9352: //JBNHS.S <label> |A|012346|-|----*|-----| |0110_010_100_sss_sss (s is not equal to 0) [BCS.S <label>] 9353: //JBCC.L <label> |A|012346|-|----*|-----| |0110_010_100_000_110-0100111011111001-{address} [BCS.S (*)+8;JMP <label>] 9354: //JBHS.L <label> |A|012346|-|----*|-----| |0110_010_100_000_110-0100111011111001-{address} [BCS.S (*)+8;JMP <label>] 9355: //JBNCS.L <label> |A|012346|-|----*|-----| |0110_010_100_000_110-0100111011111001-{address} [BCS.S (*)+8;JMP <label>] 9356: //JBNLO.L <label> |A|012346|-|----*|-----| |0110_010_100_000_110-0100111011111001-{address} [BCS.S (*)+8;JMP <label>] 9357: public static void irpBlosw () throws M68kException { 9358: if (XEiJ.MPU_CC_LO << XEiJ.regCCR < 0) { //Bccでジャンプ 9359: XEiJ.mpuCycleCount += 10; 9360: int t = XEiJ.regPC; //pc0+2 9361: int s = (byte) XEiJ.regOC; //オフセット 9362: if (s == 0) { //Bcc.Wでジャンプ 9363: XEiJ.regPC = t + 2; 9364: s = XEiJ.busRwse (t); //pcws 9365: } else { //Bcc.Sでジャンプ 9366: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9367: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9368: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9369: //! 軽量化。リードを省略する 9370: } else { 9371: XEiJ.busRwse (t); //pcws 9372: } 9373: } 9374: irpSetPC (t + s); //pc0+2+オフセット 9375: } else if (XEiJ.regOC == 0x6500) { //Bcc.Wで通過 9376: XEiJ.mpuCycleCount += 12; 9377: if (XEiJ.MPU_OMIT_OFFSET_READ) { 9378: //リードを省略する 9379: } else { 9380: XEiJ.busRws (XEiJ.regPC); 9381: } 9382: XEiJ.regPC += 2; 9383: } else { //Bcc.Sで通過 9384: XEiJ.mpuCycleCount += 8; 9385: } 9386: } //irpBlosw 9387: 9388: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9389: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9390: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9391: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9392: //BCS.S <label> |-|012346|-|----*|-----| |0110_010_101_sss_sss 9393: //BLO.S <label> |A|012346|-|----*|-----| |0110_010_101_sss_sss [BCS.S <label>] 9394: //BNCC.S <label> |A|012346|-|----*|-----| |0110_010_101_sss_sss [BCS.S <label>] 9395: //BNHS.S <label> |A|012346|-|----*|-----| |0110_010_101_sss_sss [BCS.S <label>] 9396: //JBCS.S <label> |A|012346|-|----*|-----| |0110_010_101_sss_sss [BCS.S <label>] 9397: //JBLO.S <label> |A|012346|-|----*|-----| |0110_010_101_sss_sss [BCS.S <label>] 9398: //JBNCC.S <label> |A|012346|-|----*|-----| |0110_010_101_sss_sss [BCS.S <label>] 9399: //JBNHS.S <label> |A|012346|-|----*|-----| |0110_010_101_sss_sss [BCS.S <label>] 9400: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9401: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9402: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9403: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9404: //BCS.S <label> |-|012346|-|----*|-----| |0110_010_110_sss_sss 9405: //BLO.S <label> |A|012346|-|----*|-----| |0110_010_110_sss_sss [BCS.S <label>] 9406: //BNCC.S <label> |A|012346|-|----*|-----| |0110_010_110_sss_sss [BCS.S <label>] 9407: //BNHS.S <label> |A|012346|-|----*|-----| |0110_010_110_sss_sss [BCS.S <label>] 9408: //JBCS.S <label> |A|012346|-|----*|-----| |0110_010_110_sss_sss [BCS.S <label>] 9409: //JBLO.S <label> |A|012346|-|----*|-----| |0110_010_110_sss_sss [BCS.S <label>] 9410: //JBNCC.S <label> |A|012346|-|----*|-----| |0110_010_110_sss_sss [BCS.S <label>] 9411: //JBNHS.S <label> |A|012346|-|----*|-----| |0110_010_110_sss_sss [BCS.S <label>] 9412: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9413: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9414: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9415: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9416: //BCS.S <label> |-|01----|-|----*|-----| |0110_010_111_sss_sss 9417: //BLO.S <label> |A|01----|-|----*|-----| |0110_010_111_sss_sss [BCS.S <label>] 9418: //BNCC.S <label> |A|01----|-|----*|-----| |0110_010_111_sss_sss [BCS.S <label>] 9419: //BNHS.S <label> |A|01----|-|----*|-----| |0110_010_111_sss_sss [BCS.S <label>] 9420: //JBCS.S <label> |A|01----|-|----*|-----| |0110_010_111_sss_sss [BCS.S <label>] 9421: //JBLO.S <label> |A|01----|-|----*|-----| |0110_010_111_sss_sss [BCS.S <label>] 9422: //JBNCC.S <label> |A|01----|-|----*|-----| |0110_010_111_sss_sss [BCS.S <label>] 9423: //JBNHS.S <label> |A|01----|-|----*|-----| |0110_010_111_sss_sss [BCS.S <label>] 9424: public static void irpBlos () throws M68kException { 9425: if (XEiJ.MPU_CC_LO << XEiJ.regCCR < 0) { //Bccでジャンプ 9426: XEiJ.mpuCycleCount += 10; 9427: int t = XEiJ.regPC; //pc0+2 9428: int s = (byte) XEiJ.regOC; //オフセット 9429: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9430: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9431: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9432: //! 軽量化。リードを省略する 9433: } else { 9434: XEiJ.busRwse (t); //pcws 9435: } 9436: irpSetPC (t + s); //pc0+2+オフセット 9437: } else { //Bcc.Sで通過 9438: XEiJ.mpuCycleCount += 8; 9439: } 9440: } //irpBlos 9441: 9442: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9443: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9444: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9445: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9446: //BNE.W <label> |-|012346|-|--*--|-----| |0110_011_000_000_000-{offset} 9447: //BNEQ.W <label> |A|012346|-|--*--|-----| |0110_011_000_000_000-{offset} [BNE.W <label>] 9448: //BNZ.W <label> |A|012346|-|--*--|-----| |0110_011_000_000_000-{offset} [BNE.W <label>] 9449: //BNZE.W <label> |A|012346|-|--*--|-----| |0110_011_000_000_000-{offset} [BNE.W <label>] 9450: //JBNE.W <label> |A|012346|-|--*--|-----| |0110_011_000_000_000-{offset} [BNE.W <label>] 9451: //JBNEQ.W <label> |A|012346|-|--*--|-----| |0110_011_000_000_000-{offset} [BNE.W <label>] 9452: //JBNZ.W <label> |A|012346|-|--*--|-----| |0110_011_000_000_000-{offset} [BNE.W <label>] 9453: //JBNZE.W <label> |A|012346|-|--*--|-----| |0110_011_000_000_000-{offset} [BNE.W <label>] 9454: //BNE.S <label> |-|012346|-|--*--|-----| |0110_011_000_sss_sss (s is not equal to 0) 9455: //BNEQ.S <label> |A|012346|-|--*--|-----| |0110_011_000_sss_sss (s is not equal to 0) [BNE.S <label>] 9456: //BNZ.S <label> |A|012346|-|--*--|-----| |0110_011_000_sss_sss (s is not equal to 0) [BNE.S <label>] 9457: //BNZE.S <label> |A|012346|-|--*--|-----| |0110_011_000_sss_sss (s is not equal to 0) [BNE.S <label>] 9458: //JBNE.S <label> |A|012346|-|--*--|-----| |0110_011_000_sss_sss (s is not equal to 0) [BNE.S <label>] 9459: //JBNEQ.S <label> |A|012346|-|--*--|-----| |0110_011_000_sss_sss (s is not equal to 0) [BNE.S <label>] 9460: //JBNZ.S <label> |A|012346|-|--*--|-----| |0110_011_000_sss_sss (s is not equal to 0) [BNE.S <label>] 9461: //JBNZE.S <label> |A|012346|-|--*--|-----| |0110_011_000_sss_sss (s is not equal to 0) [BNE.S <label>] 9462: //JBEQ.L <label> |A|012346|-|--*--|-----| |0110_011_000_000_110-0100111011111001-{address} [BNE.S (*)+8;JMP <label>] 9463: //JBNEQ.L <label> |A|012346|-|--*--|-----| |0110_011_000_000_110-0100111011111001-{address} [BNE.S (*)+8;JMP <label>] 9464: //JBNNE.L <label> |A|012346|-|--*--|-----| |0110_011_000_000_110-0100111011111001-{address} [BNE.S (*)+8;JMP <label>] 9465: //JBNNZ.L <label> |A|012346|-|--*--|-----| |0110_011_000_000_110-0100111011111001-{address} [BNE.S (*)+8;JMP <label>] 9466: //JBNZ.L <label> |A|012346|-|--*--|-----| |0110_011_000_000_110-0100111011111001-{address} [BNE.S (*)+8;JMP <label>] 9467: //JBNZE.L <label> |A|012346|-|--*--|-----| |0110_011_000_000_110-0100111011111001-{address} [BNE.S (*)+8;JMP <label>] 9468: //JBZE.L <label> |A|012346|-|--*--|-----| |0110_011_000_000_110-0100111011111001-{address} [BNE.S (*)+8;JMP <label>] 9469: public static void irpBnesw () throws M68kException { 9470: if (XEiJ.MPU_CC_NE << XEiJ.regCCR < 0) { //Bccでジャンプ 9471: XEiJ.mpuCycleCount += 10; 9472: int t = XEiJ.regPC; //pc0+2 9473: int s = (byte) XEiJ.regOC; //オフセット 9474: if (s == 0) { //Bcc.Wでジャンプ 9475: XEiJ.regPC = t + 2; 9476: s = XEiJ.busRwse (t); //pcws 9477: } else { //Bcc.Sでジャンプ 9478: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9479: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9480: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9481: //! 軽量化。リードを省略する 9482: } else { 9483: XEiJ.busRwse (t); //pcws 9484: } 9485: } 9486: irpSetPC (t + s); //pc0+2+オフセット 9487: } else if (XEiJ.regOC == 0x6600) { //Bcc.Wで通過 9488: XEiJ.mpuCycleCount += 12; 9489: if (XEiJ.MPU_OMIT_OFFSET_READ) { 9490: //リードを省略する 9491: } else { 9492: XEiJ.busRws (XEiJ.regPC); 9493: } 9494: XEiJ.regPC += 2; 9495: } else { //Bcc.Sで通過 9496: XEiJ.mpuCycleCount += 8; 9497: } 9498: } //irpBnesw 9499: 9500: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9501: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9502: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9503: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9504: //BNE.S <label> |-|012346|-|--*--|-----| |0110_011_001_sss_sss 9505: //BNEQ.S <label> |A|012346|-|--*--|-----| |0110_011_001_sss_sss [BNE.S <label>] 9506: //BNZ.S <label> |A|012346|-|--*--|-----| |0110_011_001_sss_sss [BNE.S <label>] 9507: //BNZE.S <label> |A|012346|-|--*--|-----| |0110_011_001_sss_sss [BNE.S <label>] 9508: //JBNE.S <label> |A|012346|-|--*--|-----| |0110_011_001_sss_sss [BNE.S <label>] 9509: //JBNEQ.S <label> |A|012346|-|--*--|-----| |0110_011_001_sss_sss [BNE.S <label>] 9510: //JBNZ.S <label> |A|012346|-|--*--|-----| |0110_011_001_sss_sss [BNE.S <label>] 9511: //JBNZE.S <label> |A|012346|-|--*--|-----| |0110_011_001_sss_sss [BNE.S <label>] 9512: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9513: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9514: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9515: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9516: //BNE.S <label> |-|012346|-|--*--|-----| |0110_011_010_sss_sss 9517: //BNEQ.S <label> |A|012346|-|--*--|-----| |0110_011_010_sss_sss [BNE.S <label>] 9518: //BNZ.S <label> |A|012346|-|--*--|-----| |0110_011_010_sss_sss [BNE.S <label>] 9519: //BNZE.S <label> |A|012346|-|--*--|-----| |0110_011_010_sss_sss [BNE.S <label>] 9520: //JBNE.S <label> |A|012346|-|--*--|-----| |0110_011_010_sss_sss [BNE.S <label>] 9521: //JBNEQ.S <label> |A|012346|-|--*--|-----| |0110_011_010_sss_sss [BNE.S <label>] 9522: //JBNZ.S <label> |A|012346|-|--*--|-----| |0110_011_010_sss_sss [BNE.S <label>] 9523: //JBNZE.S <label> |A|012346|-|--*--|-----| |0110_011_010_sss_sss [BNE.S <label>] 9524: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9525: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9526: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9527: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9528: //BNE.S <label> |-|01----|-|--*--|-----| |0110_011_011_sss_sss 9529: //BNEQ.S <label> |A|01----|-|--*--|-----| |0110_011_011_sss_sss [BNE.S <label>] 9530: //BNZ.S <label> |A|01----|-|--*--|-----| |0110_011_011_sss_sss [BNE.S <label>] 9531: //BNZE.S <label> |A|01----|-|--*--|-----| |0110_011_011_sss_sss [BNE.S <label>] 9532: //JBNE.S <label> |A|01----|-|--*--|-----| |0110_011_011_sss_sss [BNE.S <label>] 9533: //JBNEQ.S <label> |A|01----|-|--*--|-----| |0110_011_011_sss_sss [BNE.S <label>] 9534: //JBNZ.S <label> |A|01----|-|--*--|-----| |0110_011_011_sss_sss [BNE.S <label>] 9535: //JBNZE.S <label> |A|01----|-|--*--|-----| |0110_011_011_sss_sss [BNE.S <label>] 9536: public static void irpBnes () throws M68kException { 9537: if (XEiJ.MPU_CC_NE << XEiJ.regCCR < 0) { //Bccでジャンプ 9538: XEiJ.mpuCycleCount += 10; 9539: int t = XEiJ.regPC; //pc0+2 9540: int s = (byte) XEiJ.regOC; //オフセット 9541: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9542: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9543: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9544: //! 軽量化。リードを省略する 9545: } else { 9546: XEiJ.busRwse (t); //pcws 9547: } 9548: irpSetPC (t + s); //pc0+2+オフセット 9549: } else { //Bcc.Sで通過 9550: XEiJ.mpuCycleCount += 8; 9551: } 9552: } //irpBnes 9553: 9554: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9555: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9556: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9557: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9558: //BEQ.W <label> |-|012346|-|--*--|-----| |0110_011_100_000_000-{offset} 9559: //BNNE.W <label> |A|012346|-|--*--|-----| |0110_011_100_000_000-{offset} [BEQ.W <label>] 9560: //BNNZ.W <label> |A|012346|-|--*--|-----| |0110_011_100_000_000-{offset} [BEQ.W <label>] 9561: //BZE.W <label> |A|012346|-|--*--|-----| |0110_011_100_000_000-{offset} [BEQ.W <label>] 9562: //JBEQ.W <label> |A|012346|-|--*--|-----| |0110_011_100_000_000-{offset} [BEQ.W <label>] 9563: //JBNNE.W <label> |A|012346|-|--*--|-----| |0110_011_100_000_000-{offset} [BEQ.W <label>] 9564: //JBNNZ.W <label> |A|012346|-|--*--|-----| |0110_011_100_000_000-{offset} [BEQ.W <label>] 9565: //JBZE.W <label> |A|012346|-|--*--|-----| |0110_011_100_000_000-{offset} [BEQ.W <label>] 9566: //BEQ.S <label> |-|012346|-|--*--|-----| |0110_011_100_sss_sss (s is not equal to 0) 9567: //BNNE.S <label> |A|012346|-|--*--|-----| |0110_011_100_sss_sss (s is not equal to 0) [BEQ.S <label>] 9568: //BNNZ.S <label> |A|012346|-|--*--|-----| |0110_011_100_sss_sss (s is not equal to 0) [BEQ.S <label>] 9569: //BZE.S <label> |A|012346|-|--*--|-----| |0110_011_100_sss_sss (s is not equal to 0) [BEQ.S <label>] 9570: //JBEQ.S <label> |A|012346|-|--*--|-----| |0110_011_100_sss_sss (s is not equal to 0) [BEQ.S <label>] 9571: //JBNNE.S <label> |A|012346|-|--*--|-----| |0110_011_100_sss_sss (s is not equal to 0) [BEQ.S <label>] 9572: //JBNNZ.S <label> |A|012346|-|--*--|-----| |0110_011_100_sss_sss (s is not equal to 0) [BEQ.S <label>] 9573: //JBZE.S <label> |A|012346|-|--*--|-----| |0110_011_100_sss_sss (s is not equal to 0) [BEQ.S <label>] 9574: //JBNE.L <label> |A|012346|-|--*--|-----| |0110_011_100_000_110-0100111011111001-{address} [BEQ.S (*)+8;JMP <label>] 9575: public static void irpBeqsw () throws M68kException { 9576: if (XEiJ.MPU_CC_EQ << XEiJ.regCCR < 0) { //Bccでジャンプ 9577: XEiJ.mpuCycleCount += 10; 9578: int t = XEiJ.regPC; //pc0+2 9579: int s = (byte) XEiJ.regOC; //オフセット 9580: if (s == 0) { //Bcc.Wでジャンプ 9581: XEiJ.regPC = t + 2; 9582: s = XEiJ.busRwse (t); //pcws 9583: } else { //Bcc.Sでジャンプ 9584: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9585: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9586: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9587: //! 軽量化。リードを省略する 9588: } else { 9589: XEiJ.busRwse (t); //pcws 9590: } 9591: } 9592: irpSetPC (t + s); //pc0+2+オフセット 9593: } else if (XEiJ.regOC == 0x6700) { //Bcc.Wで通過 9594: XEiJ.mpuCycleCount += 12; 9595: if (XEiJ.MPU_OMIT_OFFSET_READ) { 9596: //リードを省略する 9597: } else { 9598: XEiJ.busRws (XEiJ.regPC); 9599: } 9600: XEiJ.regPC += 2; 9601: } else { //Bcc.Sで通過 9602: XEiJ.mpuCycleCount += 8; 9603: } 9604: } //irpBeqsw 9605: 9606: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9607: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9608: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9609: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9610: //BEQ.S <label> |-|012346|-|--*--|-----| |0110_011_101_sss_sss 9611: //BNNE.S <label> |A|012346|-|--*--|-----| |0110_011_101_sss_sss [BEQ.S <label>] 9612: //BNNZ.S <label> |A|012346|-|--*--|-----| |0110_011_101_sss_sss [BEQ.S <label>] 9613: //BZE.S <label> |A|012346|-|--*--|-----| |0110_011_101_sss_sss [BEQ.S <label>] 9614: //JBEQ.S <label> |A|012346|-|--*--|-----| |0110_011_101_sss_sss [BEQ.S <label>] 9615: //JBNNE.S <label> |A|012346|-|--*--|-----| |0110_011_101_sss_sss [BEQ.S <label>] 9616: //JBNNZ.S <label> |A|012346|-|--*--|-----| |0110_011_101_sss_sss [BEQ.S <label>] 9617: //JBZE.S <label> |A|012346|-|--*--|-----| |0110_011_101_sss_sss [BEQ.S <label>] 9618: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9619: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9620: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9621: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9622: //BEQ.S <label> |-|012346|-|--*--|-----| |0110_011_110_sss_sss 9623: //BNNE.S <label> |A|012346|-|--*--|-----| |0110_011_110_sss_sss [BEQ.S <label>] 9624: //BNNZ.S <label> |A|012346|-|--*--|-----| |0110_011_110_sss_sss [BEQ.S <label>] 9625: //BZE.S <label> |A|012346|-|--*--|-----| |0110_011_110_sss_sss [BEQ.S <label>] 9626: //JBEQ.S <label> |A|012346|-|--*--|-----| |0110_011_110_sss_sss [BEQ.S <label>] 9627: //JBNNE.S <label> |A|012346|-|--*--|-----| |0110_011_110_sss_sss [BEQ.S <label>] 9628: //JBNNZ.S <label> |A|012346|-|--*--|-----| |0110_011_110_sss_sss [BEQ.S <label>] 9629: //JBZE.S <label> |A|012346|-|--*--|-----| |0110_011_110_sss_sss [BEQ.S <label>] 9630: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9631: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9632: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9633: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9634: //BEQ.S <label> |-|01----|-|--*--|-----| |0110_011_111_sss_sss 9635: //BNNE.S <label> |A|01----|-|--*--|-----| |0110_011_111_sss_sss [BEQ.S <label>] 9636: //BNNZ.S <label> |A|01----|-|--*--|-----| |0110_011_111_sss_sss [BEQ.S <label>] 9637: //BZE.S <label> |A|01----|-|--*--|-----| |0110_011_111_sss_sss [BEQ.S <label>] 9638: //JBEQ.S <label> |A|01----|-|--*--|-----| |0110_011_111_sss_sss [BEQ.S <label>] 9639: //JBNNE.S <label> |A|01----|-|--*--|-----| |0110_011_111_sss_sss [BEQ.S <label>] 9640: //JBNNZ.S <label> |A|01----|-|--*--|-----| |0110_011_111_sss_sss [BEQ.S <label>] 9641: //JBZE.S <label> |A|01----|-|--*--|-----| |0110_011_111_sss_sss [BEQ.S <label>] 9642: public static void irpBeqs () throws M68kException { 9643: if (XEiJ.MPU_CC_EQ << XEiJ.regCCR < 0) { //Bccでジャンプ 9644: XEiJ.mpuCycleCount += 10; 9645: int t = XEiJ.regPC; //pc0+2 9646: int s = (byte) XEiJ.regOC; //オフセット 9647: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9648: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9649: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9650: //! 軽量化。リードを省略する 9651: } else { 9652: XEiJ.busRwse (t); //pcws 9653: } 9654: irpSetPC (t + s); //pc0+2+オフセット 9655: } else { //Bcc.Sで通過 9656: XEiJ.mpuCycleCount += 8; 9657: } 9658: } //irpBeqs 9659: 9660: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9661: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9662: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9663: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9664: //BVC.W <label> |-|012346|-|---*-|-----| |0110_100_000_000_000-{offset} 9665: //BNVS.W <label> |A|012346|-|---*-|-----| |0110_100_000_000_000-{offset} [BVC.W <label>] 9666: //JBNVS.W <label> |A|012346|-|---*-|-----| |0110_100_000_000_000-{offset} [BVC.W <label>] 9667: //JBVC.W <label> |A|012346|-|---*-|-----| |0110_100_000_000_000-{offset} [BVC.W <label>] 9668: //BVC.S <label> |-|012346|-|---*-|-----| |0110_100_000_sss_sss (s is not equal to 0) 9669: //BNVS.S <label> |A|012346|-|---*-|-----| |0110_100_000_sss_sss (s is not equal to 0) [BVC.S <label>] 9670: //JBNVS.S <label> |A|012346|-|---*-|-----| |0110_100_000_sss_sss (s is not equal to 0) [BVC.S <label>] 9671: //JBVC.S <label> |A|012346|-|---*-|-----| |0110_100_000_sss_sss (s is not equal to 0) [BVC.S <label>] 9672: //JBNVC.L <label> |A|012346|-|---*-|-----| |0110_100_000_000_110-0100111011111001-{address} [BVC.S (*)+8;JMP <label>] 9673: //JBVS.L <label> |A|012346|-|---*-|-----| |0110_100_000_000_110-0100111011111001-{address} [BVC.S (*)+8;JMP <label>] 9674: public static void irpBvcsw () throws M68kException { 9675: if (XEiJ.MPU_CC_VC << XEiJ.regCCR < 0) { //Bccでジャンプ 9676: XEiJ.mpuCycleCount += 10; 9677: int t = XEiJ.regPC; //pc0+2 9678: int s = (byte) XEiJ.regOC; //オフセット 9679: if (s == 0) { //Bcc.Wでジャンプ 9680: XEiJ.regPC = t + 2; 9681: s = XEiJ.busRwse (t); //pcws 9682: } else { //Bcc.Sでジャンプ 9683: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9684: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9685: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9686: //! 軽量化。リードを省略する 9687: } else { 9688: XEiJ.busRwse (t); //pcws 9689: } 9690: } 9691: irpSetPC (t + s); //pc0+2+オフセット 9692: } else if (XEiJ.regOC == 0x6800) { //Bcc.Wで通過 9693: XEiJ.mpuCycleCount += 12; 9694: if (XEiJ.MPU_OMIT_OFFSET_READ) { 9695: //リードを省略する 9696: } else { 9697: XEiJ.busRws (XEiJ.regPC); 9698: } 9699: XEiJ.regPC += 2; 9700: } else { //Bcc.Sで通過 9701: XEiJ.mpuCycleCount += 8; 9702: } 9703: } //irpBvcsw 9704: 9705: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9706: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9707: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9708: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9709: //BVC.S <label> |-|012346|-|---*-|-----| |0110_100_001_sss_sss 9710: //BNVS.S <label> |A|012346|-|---*-|-----| |0110_100_001_sss_sss [BVC.S <label>] 9711: //JBNVS.S <label> |A|012346|-|---*-|-----| |0110_100_001_sss_sss [BVC.S <label>] 9712: //JBVC.S <label> |A|012346|-|---*-|-----| |0110_100_001_sss_sss [BVC.S <label>] 9713: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9714: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9715: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9716: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9717: //BVC.S <label> |-|012346|-|---*-|-----| |0110_100_010_sss_sss 9718: //BNVS.S <label> |A|012346|-|---*-|-----| |0110_100_010_sss_sss [BVC.S <label>] 9719: //JBNVS.S <label> |A|012346|-|---*-|-----| |0110_100_010_sss_sss [BVC.S <label>] 9720: //JBVC.S <label> |A|012346|-|---*-|-----| |0110_100_010_sss_sss [BVC.S <label>] 9721: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9722: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9723: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9724: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9725: //BVC.S <label> |-|01----|-|---*-|-----| |0110_100_011_sss_sss 9726: //BNVS.S <label> |A|01----|-|---*-|-----| |0110_100_011_sss_sss [BVC.S <label>] 9727: //JBNVS.S <label> |A|01----|-|---*-|-----| |0110_100_011_sss_sss [BVC.S <label>] 9728: //JBVC.S <label> |A|01----|-|---*-|-----| |0110_100_011_sss_sss [BVC.S <label>] 9729: public static void irpBvcs () throws M68kException { 9730: if (XEiJ.MPU_CC_VC << XEiJ.regCCR < 0) { //Bccでジャンプ 9731: XEiJ.mpuCycleCount += 10; 9732: int t = XEiJ.regPC; //pc0+2 9733: int s = (byte) XEiJ.regOC; //オフセット 9734: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9735: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9736: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9737: //! 軽量化。リードを省略する 9738: } else { 9739: XEiJ.busRwse (t); //pcws 9740: } 9741: irpSetPC (t + s); //pc0+2+オフセット 9742: } else { //Bcc.Sで通過 9743: XEiJ.mpuCycleCount += 8; 9744: } 9745: } //irpBvcs 9746: 9747: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9748: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9749: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9750: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9751: //BVS.W <label> |-|012346|-|---*-|-----| |0110_100_100_000_000-{offset} 9752: //BNVC.W <label> |A|012346|-|---*-|-----| |0110_100_100_000_000-{offset} [BVS.W <label>] 9753: //JBNVC.W <label> |A|012346|-|---*-|-----| |0110_100_100_000_000-{offset} [BVS.W <label>] 9754: //JBVS.W <label> |A|012346|-|---*-|-----| |0110_100_100_000_000-{offset} [BVS.W <label>] 9755: //BVS.S <label> |-|012346|-|---*-|-----| |0110_100_100_sss_sss (s is not equal to 0) 9756: //BNVC.S <label> |A|012346|-|---*-|-----| |0110_100_100_sss_sss (s is not equal to 0) [BVS.S <label>] 9757: //JBNVC.S <label> |A|012346|-|---*-|-----| |0110_100_100_sss_sss (s is not equal to 0) [BVS.S <label>] 9758: //JBVS.S <label> |A|012346|-|---*-|-----| |0110_100_100_sss_sss (s is not equal to 0) [BVS.S <label>] 9759: //JBNVS.L <label> |A|012346|-|---*-|-----| |0110_100_100_000_110-0100111011111001-{address} [BVS.S (*)+8;JMP <label>] 9760: //JBVC.L <label> |A|012346|-|---*-|-----| |0110_100_100_000_110-0100111011111001-{address} [BVS.S (*)+8;JMP <label>] 9761: public static void irpBvssw () throws M68kException { 9762: if (XEiJ.MPU_CC_VS << XEiJ.regCCR < 0) { //Bccでジャンプ 9763: XEiJ.mpuCycleCount += 10; 9764: int t = XEiJ.regPC; //pc0+2 9765: int s = (byte) XEiJ.regOC; //オフセット 9766: if (s == 0) { //Bcc.Wでジャンプ 9767: XEiJ.regPC = t + 2; 9768: s = XEiJ.busRwse (t); //pcws 9769: } else { //Bcc.Sでジャンプ 9770: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9771: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9772: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9773: //! 軽量化。リードを省略する 9774: } else { 9775: XEiJ.busRwse (t); //pcws 9776: } 9777: } 9778: irpSetPC (t + s); //pc0+2+オフセット 9779: } else if (XEiJ.regOC == 0x6900) { //Bcc.Wで通過 9780: XEiJ.mpuCycleCount += 12; 9781: if (XEiJ.MPU_OMIT_OFFSET_READ) { 9782: //リードを省略する 9783: } else { 9784: XEiJ.busRws (XEiJ.regPC); 9785: } 9786: XEiJ.regPC += 2; 9787: } else { //Bcc.Sで通過 9788: XEiJ.mpuCycleCount += 8; 9789: } 9790: } //irpBvssw 9791: 9792: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9793: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9794: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9795: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9796: //BVS.S <label> |-|012346|-|---*-|-----| |0110_100_101_sss_sss 9797: //BNVC.S <label> |A|012346|-|---*-|-----| |0110_100_101_sss_sss [BVS.S <label>] 9798: //JBNVC.S <label> |A|012346|-|---*-|-----| |0110_100_101_sss_sss [BVS.S <label>] 9799: //JBVS.S <label> |A|012346|-|---*-|-----| |0110_100_101_sss_sss [BVS.S <label>] 9800: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9801: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9802: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9803: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9804: //BVS.S <label> |-|012346|-|---*-|-----| |0110_100_110_sss_sss 9805: //BNVC.S <label> |A|012346|-|---*-|-----| |0110_100_110_sss_sss [BVS.S <label>] 9806: //JBNVC.S <label> |A|012346|-|---*-|-----| |0110_100_110_sss_sss [BVS.S <label>] 9807: //JBVS.S <label> |A|012346|-|---*-|-----| |0110_100_110_sss_sss [BVS.S <label>] 9808: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9809: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9810: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9811: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9812: //BVS.S <label> |-|01----|-|---*-|-----| |0110_100_111_sss_sss 9813: //BNVC.S <label> |A|01----|-|---*-|-----| |0110_100_111_sss_sss [BVS.S <label>] 9814: //JBNVC.S <label> |A|01----|-|---*-|-----| |0110_100_111_sss_sss [BVS.S <label>] 9815: //JBVS.S <label> |A|01----|-|---*-|-----| |0110_100_111_sss_sss [BVS.S <label>] 9816: public static void irpBvss () throws M68kException { 9817: if (XEiJ.MPU_CC_VS << XEiJ.regCCR < 0) { //Bccでジャンプ 9818: XEiJ.mpuCycleCount += 10; 9819: int t = XEiJ.regPC; //pc0+2 9820: int s = (byte) XEiJ.regOC; //オフセット 9821: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9822: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9823: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9824: //! 軽量化。リードを省略する 9825: } else { 9826: XEiJ.busRwse (t); //pcws 9827: } 9828: irpSetPC (t + s); //pc0+2+オフセット 9829: } else { //Bcc.Sで通過 9830: XEiJ.mpuCycleCount += 8; 9831: } 9832: } //irpBvss 9833: 9834: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9835: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9836: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9837: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9838: //BPL.W <label> |-|012346|-|-*---|-----| |0110_101_000_000_000-{offset} 9839: //BNMI.W <label> |A|012346|-|-*---|-----| |0110_101_000_000_000-{offset} [BPL.W <label>] 9840: //JBNMI.W <label> |A|012346|-|-*---|-----| |0110_101_000_000_000-{offset} [BPL.W <label>] 9841: //JBPL.W <label> |A|012346|-|-*---|-----| |0110_101_000_000_000-{offset} [BPL.W <label>] 9842: //BPL.S <label> |-|012346|-|-*---|-----| |0110_101_000_sss_sss (s is not equal to 0) 9843: //BNMI.S <label> |A|012346|-|-*---|-----| |0110_101_000_sss_sss (s is not equal to 0) [BPL.S <label>] 9844: //JBNMI.S <label> |A|012346|-|-*---|-----| |0110_101_000_sss_sss (s is not equal to 0) [BPL.S <label>] 9845: //JBPL.S <label> |A|012346|-|-*---|-----| |0110_101_000_sss_sss (s is not equal to 0) [BPL.S <label>] 9846: //JBMI.L <label> |A|012346|-|-*---|-----| |0110_101_000_000_110-0100111011111001-{address} [BPL.S (*)+8;JMP <label>] 9847: //JBNPL.L <label> |A|012346|-|-*---|-----| |0110_101_000_000_110-0100111011111001-{address} [BPL.S (*)+8;JMP <label>] 9848: public static void irpBplsw () throws M68kException { 9849: if (XEiJ.MPU_CC_PL << XEiJ.regCCR < 0) { //Bccでジャンプ 9850: XEiJ.mpuCycleCount += 10; 9851: int t = XEiJ.regPC; //pc0+2 9852: int s = (byte) XEiJ.regOC; //オフセット 9853: if (s == 0) { //Bcc.Wでジャンプ 9854: XEiJ.regPC = t + 2; 9855: s = XEiJ.busRwse (t); //pcws 9856: } else { //Bcc.Sでジャンプ 9857: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9858: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9859: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9860: //! 軽量化。リードを省略する 9861: } else { 9862: XEiJ.busRwse (t); //pcws 9863: } 9864: } 9865: irpSetPC (t + s); //pc0+2+オフセット 9866: } else if (XEiJ.regOC == 0x6a00) { //Bcc.Wで通過 9867: XEiJ.mpuCycleCount += 12; 9868: if (XEiJ.MPU_OMIT_OFFSET_READ) { 9869: //リードを省略する 9870: } else { 9871: XEiJ.busRws (XEiJ.regPC); 9872: } 9873: XEiJ.regPC += 2; 9874: } else { //Bcc.Sで通過 9875: XEiJ.mpuCycleCount += 8; 9876: } 9877: } //irpBplsw 9878: 9879: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9880: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9881: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9882: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9883: //BPL.S <label> |-|012346|-|-*---|-----| |0110_101_001_sss_sss 9884: //BNMI.S <label> |A|012346|-|-*---|-----| |0110_101_001_sss_sss [BPL.S <label>] 9885: //JBNMI.S <label> |A|012346|-|-*---|-----| |0110_101_001_sss_sss [BPL.S <label>] 9886: //JBPL.S <label> |A|012346|-|-*---|-----| |0110_101_001_sss_sss [BPL.S <label>] 9887: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9888: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9889: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9890: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9891: //BPL.S <label> |-|012346|-|-*---|-----| |0110_101_010_sss_sss 9892: //BNMI.S <label> |A|012346|-|-*---|-----| |0110_101_010_sss_sss [BPL.S <label>] 9893: //JBNMI.S <label> |A|012346|-|-*---|-----| |0110_101_010_sss_sss [BPL.S <label>] 9894: //JBPL.S <label> |A|012346|-|-*---|-----| |0110_101_010_sss_sss [BPL.S <label>] 9895: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9896: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9897: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9898: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9899: //BPL.S <label> |-|01----|-|-*---|-----| |0110_101_011_sss_sss 9900: //BNMI.S <label> |A|01----|-|-*---|-----| |0110_101_011_sss_sss [BPL.S <label>] 9901: //JBNMI.S <label> |A|01----|-|-*---|-----| |0110_101_011_sss_sss [BPL.S <label>] 9902: //JBPL.S <label> |A|01----|-|-*---|-----| |0110_101_011_sss_sss [BPL.S <label>] 9903: public static void irpBpls () throws M68kException { 9904: if (XEiJ.MPU_CC_PL << XEiJ.regCCR < 0) { //Bccでジャンプ 9905: XEiJ.mpuCycleCount += 10; 9906: int t = XEiJ.regPC; //pc0+2 9907: int s = (byte) XEiJ.regOC; //オフセット 9908: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9909: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9910: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9911: //! 軽量化。リードを省略する 9912: } else { 9913: XEiJ.busRwse (t); //pcws 9914: } 9915: irpSetPC (t + s); //pc0+2+オフセット 9916: } else { //Bcc.Sで通過 9917: XEiJ.mpuCycleCount += 8; 9918: } 9919: } //irpBpls 9920: 9921: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9922: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9923: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9924: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9925: //BMI.W <label> |-|012346|-|-*---|-----| |0110_101_100_000_000-{offset} 9926: //BNPL.W <label> |A|012346|-|-*---|-----| |0110_101_100_000_000-{offset} [BMI.W <label>] 9927: //JBMI.W <label> |A|012346|-|-*---|-----| |0110_101_100_000_000-{offset} [BMI.W <label>] 9928: //JBNPL.W <label> |A|012346|-|-*---|-----| |0110_101_100_000_000-{offset} [BMI.W <label>] 9929: //BMI.S <label> |-|012346|-|-*---|-----| |0110_101_100_sss_sss (s is not equal to 0) 9930: //BNPL.S <label> |A|012346|-|-*---|-----| |0110_101_100_sss_sss (s is not equal to 0) [BMI.S <label>] 9931: //JBMI.S <label> |A|012346|-|-*---|-----| |0110_101_100_sss_sss (s is not equal to 0) [BMI.S <label>] 9932: //JBNPL.S <label> |A|012346|-|-*---|-----| |0110_101_100_sss_sss (s is not equal to 0) [BMI.S <label>] 9933: //JBNMI.L <label> |A|012346|-|-*---|-----| |0110_101_100_000_110-0100111011111001-{address} [BMI.S (*)+8;JMP <label>] 9934: //JBPL.L <label> |A|012346|-|-*---|-----| |0110_101_100_000_110-0100111011111001-{address} [BMI.S (*)+8;JMP <label>] 9935: public static void irpBmisw () throws M68kException { 9936: if (XEiJ.MPU_CC_MI << XEiJ.regCCR < 0) { //Bccでジャンプ 9937: XEiJ.mpuCycleCount += 10; 9938: int t = XEiJ.regPC; //pc0+2 9939: int s = (byte) XEiJ.regOC; //オフセット 9940: if (s == 0) { //Bcc.Wでジャンプ 9941: XEiJ.regPC = t + 2; 9942: s = XEiJ.busRwse (t); //pcws 9943: } else { //Bcc.Sでジャンプ 9944: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9945: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9946: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9947: //! 軽量化。リードを省略する 9948: } else { 9949: XEiJ.busRwse (t); //pcws 9950: } 9951: } 9952: irpSetPC (t + s); //pc0+2+オフセット 9953: } else if (XEiJ.regOC == 0x6b00) { //Bcc.Wで通過 9954: XEiJ.mpuCycleCount += 12; 9955: if (XEiJ.MPU_OMIT_OFFSET_READ) { 9956: //リードを省略する 9957: } else { 9958: XEiJ.busRws (XEiJ.regPC); 9959: } 9960: XEiJ.regPC += 2; 9961: } else { //Bcc.Sで通過 9962: XEiJ.mpuCycleCount += 8; 9963: } 9964: } //irpBmisw 9965: 9966: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9967: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9968: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9969: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9970: //BMI.S <label> |-|012346|-|-*---|-----| |0110_101_101_sss_sss 9971: //BNPL.S <label> |A|012346|-|-*---|-----| |0110_101_101_sss_sss [BMI.S <label>] 9972: //JBMI.S <label> |A|012346|-|-*---|-----| |0110_101_101_sss_sss [BMI.S <label>] 9973: //JBNPL.S <label> |A|012346|-|-*---|-----| |0110_101_101_sss_sss [BMI.S <label>] 9974: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9975: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9976: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9977: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9978: //BMI.S <label> |-|012346|-|-*---|-----| |0110_101_110_sss_sss 9979: //BNPL.S <label> |A|012346|-|-*---|-----| |0110_101_110_sss_sss [BMI.S <label>] 9980: //JBMI.S <label> |A|012346|-|-*---|-----| |0110_101_110_sss_sss [BMI.S <label>] 9981: //JBNPL.S <label> |A|012346|-|-*---|-----| |0110_101_110_sss_sss [BMI.S <label>] 9982: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9983: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 9984: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 9985: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 9986: //BMI.S <label> |-|01----|-|-*---|-----| |0110_101_111_sss_sss 9987: //BNPL.S <label> |A|01----|-|-*---|-----| |0110_101_111_sss_sss [BMI.S <label>] 9988: //JBMI.S <label> |A|01----|-|-*---|-----| |0110_101_111_sss_sss [BMI.S <label>] 9989: //JBNPL.S <label> |A|01----|-|-*---|-----| |0110_101_111_sss_sss [BMI.S <label>] 9990: public static void irpBmis () throws M68kException { 9991: if (XEiJ.MPU_CC_MI << XEiJ.regCCR < 0) { //Bccでジャンプ 9992: XEiJ.mpuCycleCount += 10; 9993: int t = XEiJ.regPC; //pc0+2 9994: int s = (byte) XEiJ.regOC; //オフセット 9995: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 9996: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 9997: if (XEiJ.MPU_OMIT_EXTRA_READ) { 9998: //! 軽量化。リードを省略する 9999: } else { 10000: XEiJ.busRwse (t); //pcws 10001: } 10002: irpSetPC (t + s); //pc0+2+オフセット 10003: } else { //Bcc.Sで通過 10004: XEiJ.mpuCycleCount += 8; 10005: } 10006: } //irpBmis 10007: 10008: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10009: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10010: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10011: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10012: //BGE.W <label> |-|012346|-|-*-*-|-----| |0110_110_000_000_000-{offset} 10013: //BNLT.W <label> |A|012346|-|-*-*-|-----| |0110_110_000_000_000-{offset} [BGE.W <label>] 10014: //JBGE.W <label> |A|012346|-|-*-*-|-----| |0110_110_000_000_000-{offset} [BGE.W <label>] 10015: //JBNLT.W <label> |A|012346|-|-*-*-|-----| |0110_110_000_000_000-{offset} [BGE.W <label>] 10016: //BGE.S <label> |-|012346|-|-*-*-|-----| |0110_110_000_sss_sss (s is not equal to 0) 10017: //BNLT.S <label> |A|012346|-|-*-*-|-----| |0110_110_000_sss_sss (s is not equal to 0) [BGE.S <label>] 10018: //JBGE.S <label> |A|012346|-|-*-*-|-----| |0110_110_000_sss_sss (s is not equal to 0) [BGE.S <label>] 10019: //JBNLT.S <label> |A|012346|-|-*-*-|-----| |0110_110_000_sss_sss (s is not equal to 0) [BGE.S <label>] 10020: //JBLT.L <label> |A|012346|-|-*-*-|-----| |0110_110_000_000_110-0100111011111001-{address} [BGE.S (*)+8;JMP <label>] 10021: //JBNGE.L <label> |A|012346|-|-*-*-|-----| |0110_110_000_000_110-0100111011111001-{address} [BGE.S (*)+8;JMP <label>] 10022: public static void irpBgesw () throws M68kException { 10023: if (XEiJ.MPU_CC_GE << XEiJ.regCCR < 0) { //Bccでジャンプ 10024: XEiJ.mpuCycleCount += 10; 10025: int t = XEiJ.regPC; //pc0+2 10026: int s = (byte) XEiJ.regOC; //オフセット 10027: if (s == 0) { //Bcc.Wでジャンプ 10028: XEiJ.regPC = t + 2; 10029: s = XEiJ.busRwse (t); //pcws 10030: } else { //Bcc.Sでジャンプ 10031: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 10032: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 10033: if (XEiJ.MPU_OMIT_EXTRA_READ) { 10034: //! 軽量化。リードを省略する 10035: } else { 10036: XEiJ.busRwse (t); //pcws 10037: } 10038: } 10039: irpSetPC (t + s); //pc0+2+オフセット 10040: } else if (XEiJ.regOC == 0x6c00) { //Bcc.Wで通過 10041: XEiJ.mpuCycleCount += 12; 10042: if (XEiJ.MPU_OMIT_OFFSET_READ) { 10043: //リードを省略する 10044: } else { 10045: XEiJ.busRws (XEiJ.regPC); 10046: } 10047: XEiJ.regPC += 2; 10048: } else { //Bcc.Sで通過 10049: XEiJ.mpuCycleCount += 8; 10050: } 10051: } //irpBgesw 10052: 10053: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10054: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10055: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10056: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10057: //BGE.S <label> |-|012346|-|-*-*-|-----| |0110_110_001_sss_sss 10058: //BNLT.S <label> |A|012346|-|-*-*-|-----| |0110_110_001_sss_sss [BGE.S <label>] 10059: //JBGE.S <label> |A|012346|-|-*-*-|-----| |0110_110_001_sss_sss [BGE.S <label>] 10060: //JBNLT.S <label> |A|012346|-|-*-*-|-----| |0110_110_001_sss_sss [BGE.S <label>] 10061: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10062: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10063: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10064: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10065: //BGE.S <label> |-|012346|-|-*-*-|-----| |0110_110_010_sss_sss 10066: //BNLT.S <label> |A|012346|-|-*-*-|-----| |0110_110_010_sss_sss [BGE.S <label>] 10067: //JBGE.S <label> |A|012346|-|-*-*-|-----| |0110_110_010_sss_sss [BGE.S <label>] 10068: //JBNLT.S <label> |A|012346|-|-*-*-|-----| |0110_110_010_sss_sss [BGE.S <label>] 10069: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10070: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10071: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10072: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10073: //BGE.S <label> |-|01----|-|-*-*-|-----| |0110_110_011_sss_sss 10074: //BNLT.S <label> |A|01----|-|-*-*-|-----| |0110_110_011_sss_sss [BGE.S <label>] 10075: //JBGE.S <label> |A|01----|-|-*-*-|-----| |0110_110_011_sss_sss [BGE.S <label>] 10076: //JBNLT.S <label> |A|01----|-|-*-*-|-----| |0110_110_011_sss_sss [BGE.S <label>] 10077: public static void irpBges () throws M68kException { 10078: if (XEiJ.MPU_CC_GE << XEiJ.regCCR < 0) { //Bccでジャンプ 10079: XEiJ.mpuCycleCount += 10; 10080: int t = XEiJ.regPC; //pc0+2 10081: int s = (byte) XEiJ.regOC; //オフセット 10082: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 10083: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 10084: if (XEiJ.MPU_OMIT_EXTRA_READ) { 10085: //! 軽量化。リードを省略する 10086: } else { 10087: XEiJ.busRwse (t); //pcws 10088: } 10089: irpSetPC (t + s); //pc0+2+オフセット 10090: } else { //Bcc.Sで通過 10091: XEiJ.mpuCycleCount += 8; 10092: } 10093: } //irpBges 10094: 10095: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10096: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10097: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10098: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10099: //BLT.W <label> |-|012346|-|-*-*-|-----| |0110_110_100_000_000-{offset} 10100: //BNGE.W <label> |A|012346|-|-*-*-|-----| |0110_110_100_000_000-{offset} [BLT.W <label>] 10101: //JBLT.W <label> |A|012346|-|-*-*-|-----| |0110_110_100_000_000-{offset} [BLT.W <label>] 10102: //JBNGE.W <label> |A|012346|-|-*-*-|-----| |0110_110_100_000_000-{offset} [BLT.W <label>] 10103: //BLT.S <label> |-|012346|-|-*-*-|-----| |0110_110_100_sss_sss (s is not equal to 0) 10104: //BNGE.S <label> |A|012346|-|-*-*-|-----| |0110_110_100_sss_sss (s is not equal to 0) [BLT.S <label>] 10105: //JBLT.S <label> |A|012346|-|-*-*-|-----| |0110_110_100_sss_sss (s is not equal to 0) [BLT.S <label>] 10106: //JBNGE.S <label> |A|012346|-|-*-*-|-----| |0110_110_100_sss_sss (s is not equal to 0) [BLT.S <label>] 10107: //JBGE.L <label> |A|012346|-|-*-*-|-----| |0110_110_100_000_110-0100111011111001-{address} [BLT.S (*)+8;JMP <label>] 10108: //JBNLT.L <label> |A|012346|-|-*-*-|-----| |0110_110_100_000_110-0100111011111001-{address} [BLT.S (*)+8;JMP <label>] 10109: public static void irpBltsw () throws M68kException { 10110: if (XEiJ.MPU_CC_LT << XEiJ.regCCR < 0) { //Bccでジャンプ 10111: XEiJ.mpuCycleCount += 10; 10112: int t = XEiJ.regPC; //pc0+2 10113: int s = (byte) XEiJ.regOC; //オフセット 10114: if (s == 0) { //Bcc.Wでジャンプ 10115: XEiJ.regPC = t + 2; 10116: s = XEiJ.busRwse (t); //pcws 10117: } else { //Bcc.Sでジャンプ 10118: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 10119: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 10120: if (XEiJ.MPU_OMIT_EXTRA_READ) { 10121: //! 軽量化。リードを省略する 10122: } else { 10123: XEiJ.busRwse (t); //pcws 10124: } 10125: } 10126: irpSetPC (t + s); //pc0+2+オフセット 10127: } else if (XEiJ.regOC == 0x6d00) { //Bcc.Wで通過 10128: XEiJ.mpuCycleCount += 12; 10129: if (XEiJ.MPU_OMIT_OFFSET_READ) { 10130: //リードを省略する 10131: } else { 10132: XEiJ.busRws (XEiJ.regPC); 10133: } 10134: XEiJ.regPC += 2; 10135: } else { //Bcc.Sで通過 10136: XEiJ.mpuCycleCount += 8; 10137: } 10138: } //irpBltsw 10139: 10140: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10141: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10142: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10143: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10144: //BLT.S <label> |-|012346|-|-*-*-|-----| |0110_110_101_sss_sss 10145: //BNGE.S <label> |A|012346|-|-*-*-|-----| |0110_110_101_sss_sss [BLT.S <label>] 10146: //JBLT.S <label> |A|012346|-|-*-*-|-----| |0110_110_101_sss_sss [BLT.S <label>] 10147: //JBNGE.S <label> |A|012346|-|-*-*-|-----| |0110_110_101_sss_sss [BLT.S <label>] 10148: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10149: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10150: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10151: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10152: //BLT.S <label> |-|012346|-|-*-*-|-----| |0110_110_110_sss_sss 10153: //BNGE.S <label> |A|012346|-|-*-*-|-----| |0110_110_110_sss_sss [BLT.S <label>] 10154: //JBLT.S <label> |A|012346|-|-*-*-|-----| |0110_110_110_sss_sss [BLT.S <label>] 10155: //JBNGE.S <label> |A|012346|-|-*-*-|-----| |0110_110_110_sss_sss [BLT.S <label>] 10156: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10157: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10158: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10159: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10160: //BLT.S <label> |-|01----|-|-*-*-|-----| |0110_110_111_sss_sss 10161: //BNGE.S <label> |A|01----|-|-*-*-|-----| |0110_110_111_sss_sss [BLT.S <label>] 10162: //JBLT.S <label> |A|01----|-|-*-*-|-----| |0110_110_111_sss_sss [BLT.S <label>] 10163: //JBNGE.S <label> |A|01----|-|-*-*-|-----| |0110_110_111_sss_sss [BLT.S <label>] 10164: public static void irpBlts () throws M68kException { 10165: if (XEiJ.MPU_CC_LT << XEiJ.regCCR < 0) { //Bccでジャンプ 10166: XEiJ.mpuCycleCount += 10; 10167: int t = XEiJ.regPC; //pc0+2 10168: int s = (byte) XEiJ.regOC; //オフセット 10169: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 10170: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 10171: if (XEiJ.MPU_OMIT_EXTRA_READ) { 10172: //! 軽量化。リードを省略する 10173: } else { 10174: XEiJ.busRwse (t); //pcws 10175: } 10176: irpSetPC (t + s); //pc0+2+オフセット 10177: } else { //Bcc.Sで通過 10178: XEiJ.mpuCycleCount += 8; 10179: } 10180: } //irpBlts 10181: 10182: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10183: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10184: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10185: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10186: //BGT.W <label> |-|012346|-|-***-|-----| |0110_111_000_000_000-{offset} 10187: //BNLE.W <label> |A|012346|-|-***-|-----| |0110_111_000_000_000-{offset} [BGT.W <label>] 10188: //JBGT.W <label> |A|012346|-|-***-|-----| |0110_111_000_000_000-{offset} [BGT.W <label>] 10189: //JBNLE.W <label> |A|012346|-|-***-|-----| |0110_111_000_000_000-{offset} [BGT.W <label>] 10190: //BGT.S <label> |-|012346|-|-***-|-----| |0110_111_000_sss_sss (s is not equal to 0) 10191: //BNLE.S <label> |A|012346|-|-***-|-----| |0110_111_000_sss_sss (s is not equal to 0) [BGT.S <label>] 10192: //JBGT.S <label> |A|012346|-|-***-|-----| |0110_111_000_sss_sss (s is not equal to 0) [BGT.S <label>] 10193: //JBNLE.S <label> |A|012346|-|-***-|-----| |0110_111_000_sss_sss (s is not equal to 0) [BGT.S <label>] 10194: //JBLE.L <label> |A|012346|-|-***-|-----| |0110_111_000_000_110-0100111011111001-{address} [BGT.S (*)+8;JMP <label>] 10195: //JBNGT.L <label> |A|012346|-|-***-|-----| |0110_111_000_000_110-0100111011111001-{address} [BGT.S (*)+8;JMP <label>] 10196: public static void irpBgtsw () throws M68kException { 10197: if (XEiJ.MPU_CC_GT << XEiJ.regCCR < 0) { //Bccでジャンプ 10198: XEiJ.mpuCycleCount += 10; 10199: int t = XEiJ.regPC; //pc0+2 10200: int s = (byte) XEiJ.regOC; //オフセット 10201: if (s == 0) { //Bcc.Wでジャンプ 10202: XEiJ.regPC = t + 2; 10203: s = XEiJ.busRwse (t); //pcws 10204: } else { //Bcc.Sでジャンプ 10205: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 10206: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 10207: if (XEiJ.MPU_OMIT_EXTRA_READ) { 10208: //! 軽量化。リードを省略する 10209: } else { 10210: XEiJ.busRwse (t); //pcws 10211: } 10212: } 10213: irpSetPC (t + s); //pc0+2+オフセット 10214: } else if (XEiJ.regOC == 0x6e00) { //Bcc.Wで通過 10215: XEiJ.mpuCycleCount += 12; 10216: if (XEiJ.MPU_OMIT_OFFSET_READ) { 10217: //リードを省略する 10218: } else { 10219: XEiJ.busRws (XEiJ.regPC); 10220: } 10221: XEiJ.regPC += 2; 10222: } else { //Bcc.Sで通過 10223: XEiJ.mpuCycleCount += 8; 10224: } 10225: } //irpBgtsw 10226: 10227: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10228: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10229: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10230: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10231: //BGT.S <label> |-|012346|-|-***-|-----| |0110_111_001_sss_sss 10232: //BNLE.S <label> |A|012346|-|-***-|-----| |0110_111_001_sss_sss [BGT.S <label>] 10233: //JBGT.S <label> |A|012346|-|-***-|-----| |0110_111_001_sss_sss [BGT.S <label>] 10234: //JBNLE.S <label> |A|012346|-|-***-|-----| |0110_111_001_sss_sss [BGT.S <label>] 10235: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10236: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10237: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10238: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10239: //BGT.S <label> |-|012346|-|-***-|-----| |0110_111_010_sss_sss 10240: //BNLE.S <label> |A|012346|-|-***-|-----| |0110_111_010_sss_sss [BGT.S <label>] 10241: //JBGT.S <label> |A|012346|-|-***-|-----| |0110_111_010_sss_sss [BGT.S <label>] 10242: //JBNLE.S <label> |A|012346|-|-***-|-----| |0110_111_010_sss_sss [BGT.S <label>] 10243: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10244: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10245: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10246: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10247: //BGT.S <label> |-|01----|-|-***-|-----| |0110_111_011_sss_sss 10248: //BNLE.S <label> |A|01----|-|-***-|-----| |0110_111_011_sss_sss [BGT.S <label>] 10249: //JBGT.S <label> |A|01----|-|-***-|-----| |0110_111_011_sss_sss [BGT.S <label>] 10250: //JBNLE.S <label> |A|01----|-|-***-|-----| |0110_111_011_sss_sss [BGT.S <label>] 10251: public static void irpBgts () throws M68kException { 10252: if (XEiJ.MPU_CC_GT << XEiJ.regCCR < 0) { //Bccでジャンプ 10253: XEiJ.mpuCycleCount += 10; 10254: int t = XEiJ.regPC; //pc0+2 10255: int s = (byte) XEiJ.regOC; //オフセット 10256: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 10257: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 10258: if (XEiJ.MPU_OMIT_EXTRA_READ) { 10259: //! 軽量化。リードを省略する 10260: } else { 10261: XEiJ.busRwse (t); //pcws 10262: } 10263: irpSetPC (t + s); //pc0+2+オフセット 10264: } else { //Bcc.Sで通過 10265: XEiJ.mpuCycleCount += 8; 10266: } 10267: } //irpBgts 10268: 10269: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10270: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10271: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10272: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10273: //BLE.W <label> |-|012346|-|-***-|-----| |0110_111_100_000_000-{offset} 10274: //BNGT.W <label> |A|012346|-|-***-|-----| |0110_111_100_000_000-{offset} [BLE.W <label>] 10275: //JBLE.W <label> |A|012346|-|-***-|-----| |0110_111_100_000_000-{offset} [BLE.W <label>] 10276: //JBNGT.W <label> |A|012346|-|-***-|-----| |0110_111_100_000_000-{offset} [BLE.W <label>] 10277: //BLE.S <label> |-|012346|-|-***-|-----| |0110_111_100_sss_sss (s is not equal to 0) 10278: //BNGT.S <label> |A|012346|-|-***-|-----| |0110_111_100_sss_sss (s is not equal to 0) [BLE.S <label>] 10279: //JBLE.S <label> |A|012346|-|-***-|-----| |0110_111_100_sss_sss (s is not equal to 0) [BLE.S <label>] 10280: //JBNGT.S <label> |A|012346|-|-***-|-----| |0110_111_100_sss_sss (s is not equal to 0) [BLE.S <label>] 10281: //JBGT.L <label> |A|012346|-|-***-|-----| |0110_111_100_000_110-0100111011111001-{address} [BLE.S (*)+8;JMP <label>] 10282: //JBNLE.L <label> |A|012346|-|-***-|-----| |0110_111_100_000_110-0100111011111001-{address} [BLE.S (*)+8;JMP <label>] 10283: public static void irpBlesw () throws M68kException { 10284: if (XEiJ.MPU_CC_LE << XEiJ.regCCR < 0) { //Bccでジャンプ 10285: XEiJ.mpuCycleCount += 10; 10286: int t = XEiJ.regPC; //pc0+2 10287: int s = (byte) XEiJ.regOC; //オフセット 10288: if (s == 0) { //Bcc.Wでジャンプ 10289: XEiJ.regPC = t + 2; 10290: s = XEiJ.busRwse (t); //pcws 10291: } else { //Bcc.Sでジャンプ 10292: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 10293: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 10294: if (XEiJ.MPU_OMIT_EXTRA_READ) { 10295: //! 軽量化。リードを省略する 10296: } else { 10297: XEiJ.busRwse (t); //pcws 10298: } 10299: } 10300: irpSetPC (t + s); //pc0+2+オフセット 10301: } else if (XEiJ.regOC == 0x6f00) { //Bcc.Wで通過 10302: XEiJ.mpuCycleCount += 12; 10303: if (XEiJ.MPU_OMIT_OFFSET_READ) { 10304: //リードを省略する 10305: } else { 10306: XEiJ.busRws (XEiJ.regPC); 10307: } 10308: XEiJ.regPC += 2; 10309: } else { //Bcc.Sで通過 10310: XEiJ.mpuCycleCount += 8; 10311: } 10312: } //irpBlesw 10313: 10314: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10315: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10316: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10317: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10318: //BLE.S <label> |-|012346|-|-***-|-----| |0110_111_101_sss_sss 10319: //BNGT.S <label> |A|012346|-|-***-|-----| |0110_111_101_sss_sss [BLE.S <label>] 10320: //JBLE.S <label> |A|012346|-|-***-|-----| |0110_111_101_sss_sss [BLE.S <label>] 10321: //JBNGT.S <label> |A|012346|-|-***-|-----| |0110_111_101_sss_sss [BLE.S <label>] 10322: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10323: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10324: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10325: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10326: //BLE.S <label> |-|012346|-|-***-|-----| |0110_111_110_sss_sss 10327: //BNGT.S <label> |A|012346|-|-***-|-----| |0110_111_110_sss_sss [BLE.S <label>] 10328: //JBLE.S <label> |A|012346|-|-***-|-----| |0110_111_110_sss_sss [BLE.S <label>] 10329: //JBNGT.S <label> |A|012346|-|-***-|-----| |0110_111_110_sss_sss [BLE.S <label>] 10330: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10331: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10332: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10333: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10334: //BLE.S <label> |-|01----|-|-***-|-----| |0110_111_111_sss_sss 10335: //BNGT.S <label> |A|01----|-|-***-|-----| |0110_111_111_sss_sss [BLE.S <label>] 10336: //JBLE.S <label> |A|01----|-|-***-|-----| |0110_111_111_sss_sss [BLE.S <label>] 10337: //JBNGT.S <label> |A|01----|-|-***-|-----| |0110_111_111_sss_sss [BLE.S <label>] 10338: public static void irpBles () throws M68kException { 10339: if (XEiJ.MPU_CC_LE << XEiJ.regCCR < 0) { //Bccでジャンプ 10340: XEiJ.mpuCycleCount += 10; 10341: int t = XEiJ.regPC; //pc0+2 10342: int s = (byte) XEiJ.regOC; //オフセット 10343: //MC68000のBRA.S/BSR.S/Bcc.Sは分岐するとき分岐しない方の直後のワードをリードする 10344: // 2MB搭載機で$1FFFFEに無限ループ$60FE(BRA.S (*))を書いて飛び込むと$200000でバスエラーが出る 10345: if (XEiJ.MPU_OMIT_EXTRA_READ) { 10346: //! 軽量化。リードを省略する 10347: } else { 10348: XEiJ.busRwse (t); //pcws 10349: } 10350: irpSetPC (t + s); //pc0+2+オフセット 10351: } else { //Bcc.Sで通過 10352: XEiJ.mpuCycleCount += 8; 10353: } 10354: } //irpBles 10355: 10356: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10357: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10358: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10359: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10360: //IOCS <name> |A|012346|-|UUUUU|UUUUU| |0111_000_0dd_ddd_ddd-0100111001001111 [MOVEQ.L #<data>,D0;TRAP #15] 10361: //MOVEQ.L #<data>,Dq |-|012346|-|-UUUU|-**00| |0111_qqq_0dd_ddd_ddd 10362: public static void irpMoveq () throws M68kException { 10363: XEiJ.mpuCycleCount += 4; 10364: int z; 10365: XEiJ.regRn[XEiJ.regOC >> 9 & 7] = z = (byte) XEiJ.regOC; 10366: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 10367: } //irpMoveq 10368: 10369: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10370: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10371: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10372: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10373: //MVS.B <ea>,Dq |-|------|-|-UUUU|-**00|D M+-WXZPI|0111_qqq_100_mmm_rrr (ISA_B) 10374: // 10375: //MVS.B <ea>,Dq 10376: // バイトデータをロングに符号拡張してDqの全体を更新する 10377: public static void irpMvsByte () throws M68kException { 10378: XEiJ.mpuCycleCount += 4; 10379: int ea = XEiJ.regOC & 63; 10380: int z; 10381: XEiJ.regRn[XEiJ.regOC >> 9 & 7] = z = ea < XEiJ.EA_AR ? (byte) XEiJ.regRn[ea] : XEiJ.busRbs (efaAnyByte (ea)); 10382: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 10383: } //irpMvsByte 10384: 10385: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10386: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10387: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10388: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10389: //MVS.W <ea>,Dq |-|------|-|-UUUU|-**00|D M+-WXZPI|0111_qqq_101_mmm_rrr (ISA_B) 10390: // 10391: //MVS.W <ea>,Dq 10392: // ワードデータをロングに符号拡張してDqの全体を更新する 10393: public static void irpMvsWord () throws M68kException { 10394: XEiJ.mpuCycleCount += 4; 10395: int ea = XEiJ.regOC & 63; 10396: int z; 10397: XEiJ.regRn[XEiJ.regOC >> 9 & 7] = z = ea < XEiJ.EA_AR ? (short) XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea)); 10398: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 10399: } //irpMvsWord 10400: 10401: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10402: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10403: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10404: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10405: //MVZ.B <ea>,Dq |-|------|-|-UUUU|-0*00|D M+-WXZPI|0111_qqq_110_mmm_rrr (ISA_B) 10406: // 10407: //MVZ.B <ea>,Dq 10408: // バイトデータをロングにゼロ拡張してDqの全体を更新する 10409: public static void irpMvzByte () throws M68kException { 10410: XEiJ.mpuCycleCount += 4; 10411: int ea = XEiJ.regOC & 63; 10412: int z; 10413: XEiJ.regRn[XEiJ.regOC >> 9 & 7] = z = ea < XEiJ.EA_AR ? 0xff & XEiJ.regRn[ea] : XEiJ.busRbz (efaAnyByte (ea)); 10414: XEiJ.regCCR = XEiJ.REG_CCR_X & XEiJ.regCCR | (z == 0 ? XEiJ.REG_CCR_Z : 0); 10415: } //irpMvzByte 10416: 10417: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10418: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10419: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10420: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10421: //MVZ.W <ea>,Dq |-|------|-|-UUUU|-0*00|D M+-WXZPI|0111_qqq_111_mmm_rrr (ISA_B) 10422: // 10423: //MVZ.W <ea>,Dq 10424: // ワードデータをロングにゼロ拡張してDqの全体を更新する 10425: public static void irpMvzWord () throws M68kException { 10426: XEiJ.mpuCycleCount += 4; 10427: int ea = XEiJ.regOC & 63; 10428: int z; 10429: XEiJ.regRn[XEiJ.regOC >> 9 & 7] = z = ea < XEiJ.EA_AR ? (char) XEiJ.regRn[ea] : XEiJ.busRwz (efaAnyWord (ea)); 10430: XEiJ.regCCR = XEiJ.REG_CCR_X & XEiJ.regCCR | (z == 0 ? XEiJ.REG_CCR_Z : 0); 10431: } //irpMvzWord 10432: 10433: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10434: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10435: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10436: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10437: //OR.B <ea>,Dq |-|012346|-|-UUUU|-**00|D M+-WXZPI|1000_qqq_000_mmm_rrr 10438: public static void irpOrToRegByte () throws M68kException { 10439: XEiJ.mpuCycleCount += 4; 10440: int ea = XEiJ.regOC & 63; 10441: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & (XEiJ.regRn[XEiJ.regOC >> 9 & 7] |= 255 & (ea < XEiJ.EA_AR ? XEiJ.regRn[ea] : XEiJ.busRbs (efaAnyByte (ea))))]; //ccr_tst_byte。0拡張してからOR 10442: } //irpOrToRegByte 10443: 10444: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10445: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10446: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10447: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10448: //OR.W <ea>,Dq |-|012346|-|-UUUU|-**00|D M+-WXZPI|1000_qqq_001_mmm_rrr 10449: public static void irpOrToRegWord () throws M68kException { 10450: XEiJ.mpuCycleCount += 4; 10451: int ea = XEiJ.regOC & 63; 10452: int z = (short) (XEiJ.regRn[XEiJ.regOC >> 9 & 7] |= ea < XEiJ.EA_AR ? (char) XEiJ.regRn[ea] : XEiJ.busRwz (efaAnyWord (ea))); //0拡張してからOR 10453: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 10454: } //irpOrToRegWord 10455: 10456: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10457: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10458: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10459: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10460: //OR.L <ea>,Dq |-|012346|-|-UUUU|-**00|D M+-WXZPI|1000_qqq_010_mmm_rrr 10461: public static void irpOrToRegLong () throws M68kException { 10462: int ea = XEiJ.regOC & 63; 10463: int qqq = XEiJ.regOC >> 9 & 7; 10464: int z; 10465: if (ea < XEiJ.EA_AR) { //OR.L Dr,Dq 10466: XEiJ.mpuCycleCount += 8; 10467: XEiJ.regRn[qqq] = z = XEiJ.regRn[qqq] | XEiJ.regRn[ea]; 10468: } else { //OR.L <mem>,Dq 10469: XEiJ.mpuCycleCount += ea == XEiJ.EA_IM ? 8 : 6; //ソースが#<data>のとき2増やす 10470: XEiJ.regRn[qqq] = z = XEiJ.regRn[qqq] | XEiJ.busRls (efaAnyLong (ea)); 10471: } 10472: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 10473: } //irpOrToRegLong 10474: 10475: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10476: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10477: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10478: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10479: //DIVU.W <ea>,Dq |-|012346|-|-UUUU|-***0|D M+-WXZPI|1000_qqq_011_mmm_rrr 10480: // 10481: //DIVU.W <ea>,Dq 10482: // M68000PRMでDIVU.Wのオーバーフローの条件が16bit符号あり整数と書かれているのは16bit符号なし整数の間違い 10483: public static void irpDivuWord () throws M68kException { 10484: // X 変化しない 10485: // N ゼロ除算またはオーバーフローのとき不定。商が負のときセット。それ以外はクリア 10486: // Z ゼロ除算またはオーバーフローのとき不定。商が0のときセット。それ以外はクリア 10487: // V ゼロ除算のとき不定。オーバーフローのときセット。それ以外はクリア 10488: // C 常にクリア 10489: int ea = XEiJ.regOC & 63; 10490: int qqq = XEiJ.regOC >> 9 & 7; 10491: int y = ea < XEiJ.EA_AR ? (char) XEiJ.regRn[ea] : XEiJ.busRwz (efaAnyWord (ea)); //除数 10492: int x = XEiJ.regRn[qqq]; //被除数 10493: XEiJ.mpuCycleCount += irpDivuCyclesModified (x, y); 10494: if (y == 0) { //ゼロ除算 10495: //Dqは変化しない 10496: XEiJ.regCCR = (XEiJ.regCCR & XEiJ.REG_CCR_X | //Xは変化しない 10497: (x < 0 ? XEiJ.REG_CCR_N : 0) | //Nは被除数が負のときセット、さもなくばクリア 10498: (x >> 16 == 0 ? XEiJ.REG_CCR_Z : 0) | //Zは被除数が$0000xxxxのときセット、さもなくばクリア 10499: XEiJ.REG_CCR_V //Vは常にセット 10500: ); //Cは常にクリア 10501: M68kException.m6eNumber = M68kException.M6E_DIVIDE_BY_ZERO; 10502: throw M68kException.m6eSignal; 10503: } 10504: //無理にintで符号なし除算をやろうとするよりもdoubleにキャストしてから割ったほうが速い 10505: // intの除算をdoubleの除算器で行うプロセッサならばなおさら 10506: //被除数を符号なし32ビットとみなすためlongを経由してdoubleに変換する 10507: //doubleからlongやintへのキャストは小数点以下が切り捨てられ、オーバーフローは表現できる絶対値最大の値になる 10508: //doubleから直接intに戻しているので0xffffffff/0x0001=0xffffffffが絶対値最大の0x7fffffffになってしまうが、 10509: //DIVU.Wではオーバーフローになることに変わりはないのでよいことにする 10510: // 符号なし32ビットの0xffffffffにしたいときは戻すときもlongを経由すればよい 10511: int z = (int) ((double) ((long) x & 0xffffffffL) / (double) y); //商 10512: if (z >>> 16 != 0) { //オーバーフローあり 10513: //Dqは変化しない 10514: XEiJ.regCCR = (XEiJ.regCCR & XEiJ.REG_CCR_X | //Xは変化しない 10515: (x < 0 ? XEiJ.REG_CCR_N : 0) | //Nは被除数が負のときセット、さもなくばクリア 10516: //Zは常にクリア 10517: XEiJ.REG_CCR_V //Vは常にセット 10518: ); //Cは常にクリア 10519: } else { //オーバーフローなし 10520: XEiJ.regRn[qqq] = x - y * z << 16 | z; //余り<<16|商 10521: z = (short) z; 10522: XEiJ.regCCR = (XEiJ.regCCR & XEiJ.REG_CCR_X | //Xは変化しない 10523: (z < 0 ? XEiJ.REG_CCR_N : 0) | //Nは商が負のときセット、さもなくばクリア 10524: (z == 0 ? XEiJ.REG_CCR_Z : 0) //Zは商が0のときセット、さもなくばクリア 10525: //Vは常にクリア 10526: ); //Cは常にクリア 10527: } //if オーバーフローあり/オーバーフローなし 10528: } //irpDivuWord 10529: 10530: //DIVUの実行時間 10531: // 以下に実効アドレスの時間を加える 10532: // ゼロ除算のとき38 10533: // オーバーフローのとき10 10534: // 正常終了のとき76+ 10535: // 商のビット15～1について 10536: // 被除数のビット16が1で商が1のとき0 10537: // 被除数のビット16が0で商が1のとき2 10538: // 被除数のビット16が0で商が0のとき4 10539: // 補足 10540: // 商のビット0を計算に含めると最大140になりマニュアルと一致する 10541: // 参考 10542: // https://www.atari-forum.com/viewtopic.php?t=6484 10543: public static int irpDivuCyclesModified (int x, int y) { 10544: y &= 0xffff; //ゼロ拡張 10545: if (y == 0) { //ゼロ除算 10546: return 38; 10547: } 10548: int r = x >>> 16; //余り。符号なし右シフト 10549: if (y <= r) { //オーバーフロー 10550: return 10; 10551: } 10552: int c = 76; 10553: for (int i = 15; 0 < i; i--) { //ビット0を含まない 10554: r = r << 1 | ((x >> i) & 1); 10555: if (0x10000 <= r) { //被除数のビット16が1で商が1 10556: r -= y; 10557: } else if (y <= r) { //被除数のビット16が0で商が1 10558: r -= y; 10559: c += 2; 10560: } else { //被除数のビット16が0で商が0 10561: c += 4; 10562: } 10563: } 10564: return c; 10565: } 10566: 10567: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10568: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10569: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10570: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10571: //SBCD.B Dr,Dq |-|012346|-|UUUUU|*U*U*| |1000_qqq_100_000_rrr 10572: //SBCD.B -(Ar),-(Aq) |-|012346|-|UUUUU|*U*U*| |1000_qqq_100_001_rrr 10573: //OR.B Dq,<ea> |-|012346|-|-UUUU|-**00| M+-WXZ |1000_qqq_100_mmm_rrr 10574: public static void irpOrToMemByte () throws M68kException { 10575: int ea = XEiJ.regOC & 63; 10576: if (ea >= XEiJ.EA_MM) { //OR.B Dq,<ea> 10577: XEiJ.mpuCycleCount += 8; 10578: int a = efaMltByte (ea); 10579: int z = XEiJ.regRn[XEiJ.regOC >> 9 & 7] | XEiJ.busRbs (a); 10580: XEiJ.busWb (a, z); 10581: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & z]; //ccr_tst_byte 10582: } else if (ea < XEiJ.EA_AR) { //SBCD.B Dr,Dq 10583: int qqq = XEiJ.regOC >> 9 & 7; 10584: XEiJ.mpuCycleCount += 6; 10585: int x; 10586: XEiJ.regRn[qqq] = ~0xff & (x = XEiJ.regRn[qqq]) | irpSbcd (x, XEiJ.regRn[ea]); 10587: } else { //SBCD.B -(Ar),-(Aq) 10588: XEiJ.mpuCycleCount += 18; 10589: int y = XEiJ.busRbz (--XEiJ.regRn[ea]); //このr[ea]はアドレスレジスタ 10590: int a = --XEiJ.regRn[(XEiJ.regOC >> 9) - (64 - 8)]; 10591: XEiJ.busWb (a, irpSbcd (XEiJ.busRbz (a), y)); 10592: } 10593: } //irpOrToMemByte 10594: 10595: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10596: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10597: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10598: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10599: //OR.W Dq,<ea> |-|012346|-|-UUUU|-**00| M+-WXZ |1000_qqq_101_mmm_rrr 10600: public static void irpOrToMemWord () throws M68kException { 10601: XEiJ.mpuCycleCount += 8; 10602: int ea = XEiJ.regOC & 63; 10603: int a = efaMltWord (ea); 10604: int z = XEiJ.regRn[XEiJ.regOC >> 9 & 7] | XEiJ.busRws (a); 10605: XEiJ.busWw (a, z); 10606: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (char) z - 1 >> 31 & XEiJ.REG_CCR_Z | ((short) z < 0 ? XEiJ.REG_CCR_N : 0); //ccr_tst_word 10607: } //irpOrToMemWord 10608: 10609: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10610: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10611: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10612: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10613: //OR.L Dq,<ea> |-|012346|-|-UUUU|-**00| M+-WXZ |1000_qqq_110_mmm_rrr 10614: public static void irpOrToMemLong () throws M68kException { 10615: XEiJ.mpuCycleCount += 12; 10616: int ea = XEiJ.regOC & 63; 10617: int a = efaMltLong (ea); 10618: int z; 10619: XEiJ.busWl (a, z = XEiJ.regRn[XEiJ.regOC >> 9 & 7] | XEiJ.busRls (a)); 10620: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 10621: } //irpOrToMemLong 10622: 10623: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10624: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10625: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10626: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10627: //DIVS.W <ea>,Dq |-|012346|-|-UUUU|-***0|D M+-WXZPI|1000_qqq_111_mmm_rrr 10628: // 10629: //DIVS.W <ea>,Dq 10630: // DIVSの余りの符号は被除数と一致 10631: // M68000PRMでDIVS.Wのアドレッシングモードがデータ可変と書かれているのはデータの間違い 10632: public static void irpDivsWord () throws M68kException { 10633: // X 変化しない 10634: // N ゼロ除算またはオーバーフローのとき不定。商が負のときセット。それ以外はクリア 10635: // Z ゼロ除算またはオーバーフローのとき不定。商が0のときセット。それ以外はクリア 10636: // V ゼロ除算のとき不定。オーバーフローのときセット。それ以外はクリア 10637: // C 常にクリア 10638: //divsの余りの符号は被除数と一致 10639: //Javaの除算演算子の挙動 10640: // 10 / 3 == 3 10 % 3 == 1 10 = 3 * 3 + 1 10641: // 10 / -3 == -3 10 % -3 == 1 10 = -3 * -3 + 1 10642: // -10 / 3 == -3 -10 % 3 == -1 -10 = 3 * -3 + -1 10643: // -10 / -3 == 3 -10 % -3 == -1 -10 = -3 * 3 + -1 10644: int ea = XEiJ.regOC & 63; 10645: int qqq = XEiJ.regOC >> 9 & 7; 10646: int y = ea < XEiJ.EA_AR ? (short) XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea)); //除数 10647: int x = XEiJ.regRn[qqq]; //被除数 10648: XEiJ.mpuCycleCount += irpDivsCycles (x, y); 10649: if (y == 0) { //ゼロ除算 10650: //Dqは変化しない 10651: //!!! MC68030はゼロ除算のときオペランド以外の要因でZとVが変化する。その要因がわからないとZとVを正確に再現することができない 10652: XEiJ.regCCR = (XEiJ.regCCR & XEiJ.REG_CCR_X | //Xは変化しない 10653: //Nは常にクリア 10654: XEiJ.REG_CCR_Z | //Zは常にセット 10655: (x == 0x00008000 ? ~XEiJ.regCCR & XEiJ.REG_CCR_V : (0 <= x && x != 0x7fffffff) || x == 0x80000000 ? XEiJ.REG_CCR_V : XEiJ.regCCR & XEiJ.REG_CCR_V) //Vは被除数が$00008000のとき反転、被除数が$7fffffffを除く正または$80000000のときセット、さもなくば変化しない 10656: ); //Cは常にクリア 10657: M68kException.m6eNumber = M68kException.M6E_DIVIDE_BY_ZERO; 10658: throw M68kException.m6eSignal; 10659: } 10660: int z = x / y; //商 10661: if ((short) z != z) { //オーバーフローあり 10662: //Dqは変化しない 10663: XEiJ.regCCR = (XEiJ.regCCR & XEiJ.REG_CCR_X | //Xは変化しない 10664: (x == 0x80000000 || (z & 0xffff0080) == 0x00000080 || (z & 0xffff0080) == 0xffff0080 ? XEiJ.REG_CCR_N : 0) | //Nは被除数が$80000000または商が$0000xxyyまたは$ffffxxyyでyyが負のときセット、さもなくばクリア 10665: (z == 0x00008000 || (((z & 0xffff00ff) == 0x00000000 || (z & 0xffff00ff) == 0xffff0000) && (z & 0x0000ff00) != 0) ? XEiJ.REG_CCR_Z : 0) | //Zは商が$00008000または商が$0000xxyyまたは$ffffxxyyでxxが0でなくてyyが0のときセット、さもなくばクリア 10666: XEiJ.REG_CCR_V //Vは常にセット 10667: ); //Cは常にクリア 10668: } else { //オーバーフローなし 10669: XEiJ.regRn[qqq] = x - y * z << 16 | (char) z; //Dqは余り<<16|商&$ffff 10670: XEiJ.regCCR = (XEiJ.regCCR & XEiJ.REG_CCR_X | //Xは変化しない 10671: (z < 0 ? XEiJ.REG_CCR_N : 0) | //Nは商が負のときセット、さもなくばクリア 10672: (z == 0 ? XEiJ.REG_CCR_Z : 0) //Zは商が0のときセット、さもなくばクリア 10673: //Vは常にクリア 10674: ); //Cは常にクリア 10675: } //if オーバーフローあり/オーバーフローなし 10676: } //irpDivsWord 10677: 10678: //DIVSの実行時間 10679: // 以下に実効アドレスの時間を加える 10680: // ゼロ除算のとき38 10681: // 符号なしオーバーフローのとき 10682: // 被除数が正のとき16 10683: // 被除数が負のとき18 10684: // 正常終了または符号ありオーバーフローのとき 10685: // 被除数が正で除数が正のとき120+ 10686: // 被除数が正で除数が負のとき122+ 10687: // 被除数が負で除数が正のとき126+ 10688: // 被除数が負で除数が負のとき124+ 10689: // 符号なし商のビット15～1について 10690: // 符号なし商が1のとき0 10691: // 符号なし商が0のとき2 10692: // 補足 10693: // 符号なし商のビット0を計算に含めると最大158になりマニュアルと一致する 10694: // 参考 10695: // https://www.atari-forum.com/viewtopic.php?t=6484 10696: public static int irpDivsCycles (int x, int y) { 10697: y = (short) y; //符号拡張 10698: if (y == 0) { //ゼロ除算 10699: return 38; 10700: } 10701: //符号あり除算だと0x80000000/0xffffffffが0x00000000になる環境があるので 10702: //符号なし除算を用いる。JavaはInteger.divideUnsigned 10703: //符号なし商に0x80000000が含まれることに注意 10704: int q = Integer.divideUnsigned ((x < 0 ? -x : x), (y < 0 ? -y : y)); 10705: if ((q & 0xffff0000) != 0) { //符号なしオーバーフロー。0xffff<qは不可 10706: return x < 0 ? 18 : 16; 10707: } 10708: int t = ~q; 10709: t = (t & 0x5554) + ((t >> 1) & 0x5555); //0x5554に注意。ビット0を含まない 10710: t = (t & 0x3333) + ((t >> 2) & 0x3333); 10711: t = (t & 0x0F0F) + ((t >> 4) & 0x0F0F); 10712: t = (t & 0x00FF) + ((t >> 8) & 0x00FF); 10713: return (x < 0 ? y < 0 ? 124 : 126 : y < 0 ? 122 : 120) + (t << 1); 10714: } 10715: 10716: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10717: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10718: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10719: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10720: //SUB.B <ea>,Dq |-|012346|-|UUUUU|*****|D M+-WXZPI|1001_qqq_000_mmm_rrr 10721: public static void irpSubToRegByte () throws M68kException { 10722: XEiJ.mpuCycleCount += 4; 10723: int ea = XEiJ.regOC & 63; 10724: int qqq = XEiJ.regOC >> 9 & 7; 10725: int x, y, z; 10726: y = ea < XEiJ.EA_AR ? XEiJ.regRn[ea] : XEiJ.busRbs (efaAnyByte (ea)); 10727: x = XEiJ.regRn[qqq]; 10728: z = x - y; 10729: XEiJ.regRn[qqq] = ~255 & x | 255 & z; 10730: XEiJ.regCCR = (XEiJ.MPU_TSTB_TABLE[255 & z] | 10731: ((x ^ y) & (x ^ z)) >> 6 & XEiJ.REG_CCR_V | 10732: (byte) (x & (y ^ z) ^ (y | z)) >> 7 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_sub_byte 10733: } //irpSubToRegByte 10734: 10735: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10736: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10737: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10738: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10739: //SUB.W <ea>,Dq |-|012346|-|UUUUU|*****|DAM+-WXZPI|1001_qqq_001_mmm_rrr 10740: public static void irpSubToRegWord () throws M68kException { 10741: XEiJ.mpuCycleCount += 4; 10742: int ea = XEiJ.regOC & 63; 10743: int qqq = XEiJ.regOC >> 9 & 7; 10744: int x, y, z; 10745: y = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ 10746: x = XEiJ.regRn[qqq]; 10747: z = x - y; 10748: XEiJ.regRn[qqq] = ~65535 & x | (char) z; 10749: XEiJ.regCCR = (z >> 12 & XEiJ.REG_CCR_N | (char) z - 1 >> 14 & XEiJ.REG_CCR_Z | 10750: ((x ^ y) & (x ^ z)) >> 14 & XEiJ.REG_CCR_V | 10751: (short) (x & (y ^ z) ^ (y | z)) >> 15 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_sub_word 10752: } //irpSubToRegWord 10753: 10754: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10755: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10756: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10757: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10758: //SUB.L <ea>,Dq |-|012346|-|UUUUU|*****|DAM+-WXZPI|1001_qqq_010_mmm_rrr 10759: public static void irpSubToRegLong () throws M68kException { 10760: int ea = XEiJ.regOC & 63; 10761: int qqq = XEiJ.regOC >> 9 & 7; 10762: XEiJ.mpuCycleCount += ea < XEiJ.EA_MM || ea == XEiJ.EA_IM ? 8 : 6; //ソースが#<data>のとき2増やす 10763: int x, y, z; 10764: y = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRls (efaAnyLong (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ 10765: x = XEiJ.regRn[qqq]; 10766: z = x - y; 10767: XEiJ.regRn[qqq] = z; 10768: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | 10769: ((x ^ y) & (x ^ z)) >> 30 & XEiJ.REG_CCR_V | 10770: (x & (y ^ z) ^ (y | z)) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_sub 10771: } //irpSubToRegLong 10772: 10773: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10774: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10775: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10776: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10777: //SUBA.W <ea>,Aq |-|012346|-|-----|-----|DAM+-WXZPI|1001_qqq_011_mmm_rrr 10778: //SUB.W <ea>,Aq |A|012346|-|-----|-----|DAM+-WXZPI|1001_qqq_011_mmm_rrr [SUBA.W <ea>,Aq] 10779: //CLR.W Ar |A|012346|-|-----|-----| A |1001_rrr_011_001_rrr [SUBA.W Ar,Ar] 10780: // 10781: //SUBA.W <ea>,Aq 10782: // ソースを符号拡張してロングで減算する 10783: public static void irpSubaWord () throws M68kException { 10784: XEiJ.mpuCycleCount += 8; 10785: int ea = XEiJ.regOC & 63; 10786: int z = ea < XEiJ.EA_MM ? (short) XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ。ここでAqが変化する可能性があることに注意 10787: XEiJ.regRn[XEiJ.regOC >> 9 & 15] -= z; //r[op >> 9 & 15] -= ea < XEiJ.EA_MM ? (short) r[ea] : rws (efaAnyWord (ea));は不可 10788: //ccrは変化しない 10789: } //irpSubaWord 10790: 10791: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10792: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10793: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10794: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10795: //SUBX.B Dr,Dq |-|012346|-|*UUUU|*****| |1001_qqq_100_000_rrr 10796: //SUBX.B -(Ar),-(Aq) |-|012346|-|*UUUU|*****| |1001_qqq_100_001_rrr 10797: //SUB.B Dq,<ea> |-|012346|-|UUUUU|*****| M+-WXZ |1001_qqq_100_mmm_rrr 10798: public static void irpSubToMemByte () throws M68kException { 10799: int ea = XEiJ.regOC & 63; 10800: int a, x, y, z; 10801: if (ea < XEiJ.EA_MM) { 10802: if (ea < XEiJ.EA_AR) { //SUBX.B Dr,Dq 10803: int qqq = XEiJ.regOC >> 9 & 7; 10804: XEiJ.mpuCycleCount += 4; 10805: y = XEiJ.regRn[ea]; 10806: x = XEiJ.regRn[qqq]; 10807: z = x - y - (XEiJ.regCCR >> 4); //Xの左側はすべて0なのでCCR_X&を省略 10808: XEiJ.regRn[qqq] = ~255 & x | 255 & z; 10809: } else { //SUBX.B -(Ar),-(Aq) 10810: XEiJ.mpuCycleCount += 18; 10811: y = XEiJ.busRbs (--XEiJ.regRn[ea]); //このr[ea]はアドレスレジスタ 10812: a = --XEiJ.regRn[XEiJ.regOC >> 9 & 15]; //1qqq=aqq 10813: x = XEiJ.busRbs (a); 10814: z = x - y - (XEiJ.regCCR >> 4); //Xの左側はすべて0なのでCCR_X&を省略 10815: XEiJ.busWb (a, z); 10816: } 10817: XEiJ.regCCR = (z >> 4 & XEiJ.REG_CCR_N | (255 & z) - 1 >> 6 & XEiJ.regCCR & XEiJ.REG_CCR_Z | //SUBXはZをクリアすることはあるがセットすることはない 10818: ((x ^ y) & (x ^ z)) >> 6 & XEiJ.REG_CCR_V | 10819: (byte) (x & (y ^ z) ^ (y | z)) >> 7 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_subx_byte 10820: } else { //SUB.B Dq,<ea> 10821: XEiJ.mpuCycleCount += 8; 10822: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7]; 10823: a = efaMltByte (ea); 10824: x = XEiJ.busRbs (a); 10825: z = x - y; 10826: XEiJ.busWb (a, z); 10827: XEiJ.regCCR = (XEiJ.MPU_TSTB_TABLE[255 & z] | 10828: ((x ^ y) & (x ^ z)) >> 6 & XEiJ.REG_CCR_V | 10829: (byte) (x & (y ^ z) ^ (y | z)) >> 7 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_sub_byte 10830: } 10831: } //irpSubToMemByte 10832: 10833: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10834: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10835: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10836: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10837: //SUBX.W Dr,Dq |-|012346|-|*UUUU|*****| |1001_qqq_101_000_rrr 10838: //SUBX.W -(Ar),-(Aq) |-|012346|-|*UUUU|*****| |1001_qqq_101_001_rrr 10839: //SUB.W Dq,<ea> |-|012346|-|UUUUU|*****| M+-WXZ |1001_qqq_101_mmm_rrr 10840: public static void irpSubToMemWord () throws M68kException { 10841: int ea = XEiJ.regOC & 63; 10842: int a, x, y, z; 10843: if (ea < XEiJ.EA_MM) { 10844: if (ea < XEiJ.EA_AR) { //SUBX.W Dr,Dq 10845: int qqq = XEiJ.regOC >> 9 & 7; 10846: XEiJ.mpuCycleCount += 4; 10847: y = XEiJ.regRn[ea]; 10848: x = XEiJ.regRn[qqq]; 10849: z = x - y - (XEiJ.regCCR >> 4); //Xの左側はすべて0なのでCCR_X&を省略 10850: XEiJ.regRn[qqq] = ~65535 & x | (char) z; 10851: } else { //SUBX.W -(Ar),-(Aq) 10852: XEiJ.mpuCycleCount += 18; 10853: y = XEiJ.busRws (XEiJ.regRn[ea] -= 2); //このr[ea]はアドレスレジスタ 10854: a = XEiJ.regRn[XEiJ.regOC >> 9 & 15] -= 2; 10855: x = XEiJ.busRws (a); 10856: z = x - y - (XEiJ.regCCR >> 4); //Xの左側はすべて0なのでCCR_X&を省略 10857: XEiJ.busWw (a, z); 10858: } 10859: XEiJ.regCCR = (z >> 12 & XEiJ.REG_CCR_N | (char) z - 1 >> 14 & XEiJ.regCCR & XEiJ.REG_CCR_Z | //ADDXはZをクリアすることはあるがセットすることはない 10860: ((x ^ y) & (x ^ z)) >> 14 & XEiJ.REG_CCR_V | 10861: (short) (x & (y ^ z) ^ (y | z)) >> 15 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_subx_word 10862: } else { //SUB.W Dq,<ea> 10863: XEiJ.mpuCycleCount += 8; 10864: y = (short) XEiJ.regRn[XEiJ.regOC >> 9 & 7]; 10865: a = efaMltWord (ea); 10866: x = XEiJ.busRws (a); 10867: z = x - y; 10868: XEiJ.busWw (a, z); 10869: XEiJ.regCCR = (z >> 12 & XEiJ.REG_CCR_N | (char) z - 1 >> 14 & XEiJ.REG_CCR_Z | 10870: ((x ^ y) & (x ^ z)) >> 14 & XEiJ.REG_CCR_V | 10871: (short) (x & (y ^ z) ^ (y | z)) >> 15 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_sub_word 10872: } 10873: } //irpSubToMemWord 10874: 10875: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10876: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10877: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10878: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10879: //SUBX.L Dr,Dq |-|012346|-|*UUUU|*****| |1001_qqq_110_000_rrr 10880: //SUBX.L -(Ar),-(Aq) |-|012346|-|*UUUU|*****| |1001_qqq_110_001_rrr 10881: //SUB.L Dq,<ea> |-|012346|-|UUUUU|*****| M+-WXZ |1001_qqq_110_mmm_rrr 10882: public static void irpSubToMemLong () throws M68kException { 10883: int ea = XEiJ.regOC & 63; 10884: if (ea < XEiJ.EA_MM) { 10885: int x; 10886: int y; 10887: int z; 10888: if (ea < XEiJ.EA_AR) { //SUBX.L Dr,Dq 10889: int qqq = XEiJ.regOC >> 9 & 7; 10890: XEiJ.mpuCycleCount += 8; 10891: XEiJ.regRn[qqq] = z = (x = XEiJ.regRn[qqq]) - (y = XEiJ.regRn[ea]) - (XEiJ.regCCR >> 4); //Xの左側はすべて0なのでCCR_X&を省略 10892: } else { //SUBX.L -(Ar),-(Aq) 10893: XEiJ.mpuCycleCount += 30; 10894: y = XEiJ.busRls (XEiJ.regRn[ea] -= 4); //このr[ea]はアドレスレジスタ 10895: int a = XEiJ.regRn[XEiJ.regOC >> 9 & 15] -= 4; 10896: XEiJ.busWl (a, z = (x = XEiJ.busRls (a)) - y - (XEiJ.regCCR >> 4)); //Xの左側はすべて0なのでCCR_X&を省略 10897: } 10898: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_Z : 0) | 10899: ((x ^ y) & (x ^ z)) >>> 31 << 1 | 10900: (x & (y ^ z) ^ (y | z)) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_subx 10901: } else { //SUB.L Dq,<ea> 10902: XEiJ.mpuCycleCount += 12; 10903: int a = efaMltLong (ea); 10904: int x; 10905: int y; 10906: int z; 10907: XEiJ.busWl (a, z = (x = XEiJ.busRls (a)) - (y = XEiJ.regRn[XEiJ.regOC >> 9 & 7])); 10908: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | 10909: ((x ^ y) & (x ^ z)) >>> 31 << 1 | 10910: (x & (y ^ z) ^ (y | z)) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_sub 10911: } 10912: } //irpSubToMemLong 10913: 10914: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10915: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10916: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10917: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10918: //SUBA.L <ea>,Aq |-|012346|-|-----|-----|DAM+-WXZPI|1001_qqq_111_mmm_rrr 10919: //SUB.L <ea>,Aq |A|012346|-|-----|-----|DAM+-WXZPI|1001_qqq_111_mmm_rrr [SUBA.L <ea>,Aq] 10920: //CLR.L Ar |A|012346|-|-----|-----| A |1001_rrr_111_001_rrr [SUBA.L Ar,Ar] 10921: public static void irpSubaLong () throws M68kException { 10922: int ea = XEiJ.regOC & 63; 10923: XEiJ.mpuCycleCount += ea < XEiJ.EA_MM || ea == XEiJ.EA_IM ? 8 : 6; //Dr/Ar/#<data>のとき8+、それ以外は6+ 10924: int z = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRls (efaAnyLong (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ。ここでAqが変化する可能性があることに注意 10925: XEiJ.regRn[XEiJ.regOC >> 9 & 15] -= z; //r[op >> 9 & 15] -= ea < XEiJ.EA_MM ? r[ea] : rls (efaAnyLong (ea));は不可 10926: //ccrは変化しない 10927: } //irpSubaLong 10928: 10929: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10930: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10931: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10932: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10933: //SXCALL <name> |A|012346|-|UUUUU|*****| |1010_0dd_ddd_ddd_ddd [ALINE #<data>] 10934: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10935: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10936: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10937: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10938: //ALINE #<data> |-|012346|-|UUUUU|*****| |1010_ddd_ddd_ddd_ddd (line 1010 emulator) 10939: public static void irpAline () throws M68kException { 10940: XEiJ.mpuCycleCount += 34; 10941: if (XEiJ.MPU_INLINE_EXCEPTION) { 10942: int save_sr = XEiJ.regSRT1 | XEiJ.regSRS | XEiJ.regSRI | XEiJ.regCCR; 10943: int sp = XEiJ.regRn[15]; 10944: XEiJ.regSRT1 = XEiJ.mpuTraceFlag = 0; //srのTビットを消す 10945: if (XEiJ.regSRS == 0) { //ユーザモードのとき 10946: XEiJ.regSRS = XEiJ.REG_SR_S; //スーパーバイザモードへ移行する 10947: XEiJ.mpuUSP = sp; //USPを保存 10948: sp = XEiJ.mpuISP; //SSPを復元 10949: if (DataBreakPoint.DBP_ON) { 10950: DataBreakPoint.dbpMemoryMap = DataBreakPoint.dbpSuperMap; //スーパーバイザメモリマップに切り替える 10951: } else { 10952: XEiJ.busMemoryMap = XEiJ.busSuperMap; //スーパーバイザメモリマップに切り替える 10953: } 10954: if (InstructionBreakPoint.IBP_ON) { 10955: InstructionBreakPoint.ibpOp1MemoryMap = InstructionBreakPoint.ibpOp1SuperMap; 10956: } 10957: } 10958: XEiJ.regRn[15] = sp -= 6; 10959: XEiJ.busWl (sp + 2, XEiJ.regPC0); //pushl。pcをプッシュする 10960: XEiJ.busWw (sp, save_sr); //pushw。srをプッシュする 10961: irpSetPC (XEiJ.busRlsf (M68kException.M6E_LINE_1010_EMULATOR << 2)); //例外ベクタを取り出してジャンプする 10962: } else { 10963: irpException (M68kException.M6E_LINE_1010_EMULATOR, XEiJ.regPC0, XEiJ.regSRT1 | XEiJ.regSRS | XEiJ.regSRI | XEiJ.regCCR); //pcは命令の先頭 10964: } 10965: } //irpAline 10966: 10967: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10968: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10969: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10970: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10971: //CMP.B <ea>,Dq |-|012346|-|-UUUU|-****|D M+-WXZPI|1011_qqq_000_mmm_rrr 10972: public static void irpCmpByte () throws M68kException { 10973: XEiJ.mpuCycleCount += 4; 10974: int ea = XEiJ.regOC & 63; 10975: int x; 10976: int y; 10977: int z = (byte) ((x = (byte) XEiJ.regRn[XEiJ.regOC >> 9 & 7]) - (y = ea < XEiJ.EA_AR ? (byte) XEiJ.regRn[ea] : XEiJ.busRbs (efaAnyByte (ea)))); 10978: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | 10979: ((x ^ y) & (x ^ z)) >>> 31 << 1 | 10980: (x & (y ^ z) ^ (y | z)) >>> 31); //ccr_cmp 10981: } //irpCmpByte 10982: 10983: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10984: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 10985: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 10986: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 10987: //CMP.W <ea>,Dq |-|012346|-|-UUUU|-****|DAM+-WXZPI|1011_qqq_001_mmm_rrr 10988: public static void irpCmpWord () throws M68kException { 10989: XEiJ.mpuCycleCount += 4; 10990: int ea = XEiJ.regOC & 63; 10991: int x; 10992: int y; 10993: int z = (short) ((x = (short) XEiJ.regRn[XEiJ.regOC >> 9 & 7]) - (y = ea < XEiJ.EA_MM ? (short) XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea)))); //このr[ea]はデータレジスタまたはアドレスレジスタ 10994: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | 10995: ((x ^ y) & (x ^ z)) >>> 31 << 1 | 10996: (x & (y ^ z) ^ (y | z)) >>> 31); //ccr_cmp 10997: } //irpCmpWord 10998: 10999: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11000: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11001: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11002: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11003: //CMP.L <ea>,Dq |-|012346|-|-UUUU|-****|DAM+-WXZPI|1011_qqq_010_mmm_rrr 11004: public static void irpCmpLong () throws M68kException { 11005: XEiJ.mpuCycleCount += 6; 11006: int ea = XEiJ.regOC & 63; 11007: int x; 11008: int y; 11009: int z = (x = XEiJ.regRn[XEiJ.regOC >> 9 & 7]) - (y = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRls (efaAnyLong (ea))); //このr[ea]はデータレジスタまたはアドレスレジスタ 11010: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | 11011: ((x ^ y) & (x ^ z)) >>> 31 << 1 | 11012: (x & (y ^ z) ^ (y | z)) >>> 31); //ccr_cmp 11013: } //irpCmpLong 11014: 11015: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11016: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11017: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11018: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11019: //CMPA.W <ea>,Aq |-|012346|-|-UUUU|-****|DAM+-WXZPI|1011_qqq_011_mmm_rrr 11020: //CMP.W <ea>,Aq |A|012346|-|-UUUU|-****|DAM+-WXZPI|1011_qqq_011_mmm_rrr [CMPA.W <ea>,Aq] 11021: // 11022: //CMPA.W <ea>,Aq 11023: // ソースを符号拡張してロングで比較する 11024: public static void irpCmpaWord () throws M68kException { 11025: XEiJ.mpuCycleCount += 6; 11026: int ea = XEiJ.regOC & 63; 11027: //ソースを符号拡張してからロングで比較する 11028: int y = ea < XEiJ.EA_MM ? (short) XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ。ここでAqが変化する可能性があることに注意 11029: int x; 11030: int z = (x = XEiJ.regRn[XEiJ.regOC >> 9 & 15]) - y; 11031: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | 11032: ((x ^ y) & (x ^ z)) >>> 31 << 1 | 11033: (x & (y ^ z) ^ (y | z)) >>> 31); //ccr_cmp 11034: } //irpCmpaWord 11035: 11036: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11037: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11038: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11039: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11040: //EOR.B Dq,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |1011_qqq_100_mmm_rrr 11041: //CMPM.B (Ar)+,(Aq)+ |-|012346|-|-UUUU|-****| |1011_qqq_100_001_rrr 11042: public static void irpEorByte () throws M68kException { 11043: int ea = XEiJ.regOC & 63; 11044: if (ea >> 3 == XEiJ.MMM_AR) { //CMPM.B (Ar)+,(Aq)+ 11045: XEiJ.mpuCycleCount += 12; 11046: int y = XEiJ.busRbs (XEiJ.regRn[ea]++); //このr[ea]はアドレスレジスタ 11047: int x; 11048: int z = (byte) ((x = XEiJ.busRbs (XEiJ.regRn[XEiJ.regOC >> 9 & 15]++)) - y); 11049: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | 11050: ((x ^ y) & (x ^ z)) >>> 31 << 1 | 11051: (x & (y ^ z) ^ (y | z)) >>> 31); //ccr_cmp 11052: } else { 11053: int qqq = XEiJ.regOC >> 9 & 7; 11054: int z; 11055: if (ea < XEiJ.EA_AR) { //EOR.B Dq,Dr 11056: XEiJ.mpuCycleCount += 4; 11057: z = XEiJ.regRn[ea] ^= 255 & XEiJ.regRn[qqq]; //0拡張してからEOR 11058: } else { //EOR.B Dq,<mem> 11059: XEiJ.mpuCycleCount += 8; 11060: int a = efaMltByte (ea); 11061: XEiJ.busWb (a, z = XEiJ.regRn[qqq] ^ XEiJ.busRbs (a)); 11062: } 11063: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & z]; //ccr_tst_byte 11064: } 11065: } //irpEorByte 11066: 11067: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11068: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11069: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11070: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11071: //EOR.W Dq,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |1011_qqq_101_mmm_rrr 11072: //CMPM.W (Ar)+,(Aq)+ |-|012346|-|-UUUU|-****| |1011_qqq_101_001_rrr 11073: public static void irpEorWord () throws M68kException { 11074: int ea = XEiJ.regOC & 63; 11075: int rrr = XEiJ.regOC & 7; 11076: int mmm = ea >> 3; 11077: if (mmm == XEiJ.MMM_AR) { //CMPM.W (Ar)+,(Aq)+ 11078: XEiJ.mpuCycleCount += 12; 11079: int y = XEiJ.busRws ((XEiJ.regRn[ea] += 2) - 2); //このr[ea]はアドレスレジスタ 11080: int x; 11081: int z = (short) ((x = XEiJ.busRws ((XEiJ.regRn[XEiJ.regOC >> 9 & 15] += 2) - 2)) - y); 11082: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | 11083: ((x ^ y) & (x ^ z)) >>> 31 << 1 | 11084: (x & (y ^ z) ^ (y | z)) >>> 31); //ccr_cmp 11085: } else { 11086: int qqq = XEiJ.regOC >> 9 & 7; 11087: int z; 11088: if (ea < XEiJ.EA_AR) { //EOR.W Dq,Dr 11089: XEiJ.mpuCycleCount += 4; 11090: z = XEiJ.regRn[rrr] ^= (char) XEiJ.regRn[qqq]; //0拡張してからEOR 11091: } else { //EOR.W Dq,<mem> 11092: XEiJ.mpuCycleCount += 8; 11093: int a = efaMltWord (ea); 11094: XEiJ.busWw (a, z = XEiJ.regRn[qqq] ^ XEiJ.busRws (a)); 11095: } 11096: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (char) z - 1 >> 31 & XEiJ.REG_CCR_Z | ((short) z < 0 ? XEiJ.REG_CCR_N : 0); //ccr_tst_word 11097: } 11098: } //irpEorWord 11099: 11100: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11101: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11102: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11103: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11104: //EOR.L Dq,<ea> |-|012346|-|-UUUU|-**00|D M+-WXZ |1011_qqq_110_mmm_rrr 11105: //CMPM.L (Ar)+,(Aq)+ |-|012346|-|-UUUU|-****| |1011_qqq_110_001_rrr 11106: public static void irpEorLong () throws M68kException { 11107: int ea = XEiJ.regOC & 63; 11108: if (ea >> 3 == XEiJ.MMM_AR) { //CMPM.L (Ar)+,(Aq)+ 11109: XEiJ.mpuCycleCount += 20; 11110: int y = XEiJ.busRls ((XEiJ.regRn[ea] += 4) - 4); //このr[ea]はアドレスレジスタ 11111: int x; 11112: int z = (x = XEiJ.busRls ((XEiJ.regRn[XEiJ.regOC >> 9 & 15] += 4) - 4)) - y; 11113: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | 11114: ((x ^ y) & (x ^ z)) >>> 31 << 1 | 11115: (x & (y ^ z) ^ (y | z)) >>> 31); //ccr_cmp 11116: } else { 11117: int qqq = XEiJ.regOC >> 9 & 7; 11118: int z; 11119: if (ea < XEiJ.EA_AR) { //EOR.L Dq,Dr 11120: XEiJ.mpuCycleCount += 8; 11121: XEiJ.regRn[ea] = z = XEiJ.regRn[ea] ^ XEiJ.regRn[qqq]; 11122: } else { //EOR.L Dq,<mem> 11123: XEiJ.mpuCycleCount += 12; 11124: int a = efaMltLong (ea); 11125: XEiJ.busWl (a, z = XEiJ.busRls (a) ^ XEiJ.regRn[qqq]); 11126: } 11127: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 11128: } 11129: } //irpEorLong 11130: 11131: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11132: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11133: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11134: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11135: //CMPA.L <ea>,Aq |-|012346|-|-UUUU|-****|DAM+-WXZPI|1011_qqq_111_mmm_rrr 11136: //CMP.L <ea>,Aq |A|012346|-|-UUUU|-****|DAM+-WXZPI|1011_qqq_111_mmm_rrr [CMPA.L <ea>,Aq] 11137: public static void irpCmpaLong () throws M68kException { 11138: XEiJ.mpuCycleCount += 6; 11139: int ea = XEiJ.regOC & 63; 11140: int y = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRls (efaAnyLong (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ。ここでAqが変化する可能性があることに注意 11141: int x; 11142: int z = (x = XEiJ.regRn[XEiJ.regOC >> 9 & 15]) - y; 11143: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | 11144: ((x ^ y) & (x ^ z)) >>> 31 << 1 | 11145: (x & (y ^ z) ^ (y | z)) >>> 31); //ccr_cmp 11146: } //irpCmpaLong 11147: 11148: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11149: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11150: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11151: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11152: //AND.B <ea>,Dq |-|012346|-|-UUUU|-**00|D M+-WXZPI|1100_qqq_000_mmm_rrr 11153: public static void irpAndToRegByte () throws M68kException { 11154: XEiJ.mpuCycleCount += 4; 11155: int ea = XEiJ.regOC & 63; 11156: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & (XEiJ.regRn[XEiJ.regOC >> 9 & 7] &= ~255 | (ea < XEiJ.EA_AR ? XEiJ.regRn[ea] : XEiJ.busRbs (efaAnyByte (ea))))]; //ccr_tst_byte。1拡張してからAND 11157: } //irpAndToRegByte 11158: 11159: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11160: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11161: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11162: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11163: //AND.W <ea>,Dq |-|012346|-|-UUUU|-**00|D M+-WXZPI|1100_qqq_001_mmm_rrr 11164: public static void irpAndToRegWord () throws M68kException { 11165: XEiJ.mpuCycleCount += 4; 11166: int ea = XEiJ.regOC & 63; 11167: int z = XEiJ.regRn[XEiJ.regOC >> 9 & 7] &= ~65535 | (ea < XEiJ.EA_AR ? XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea))); //1拡張してからAND 11168: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (char) z - 1 >> 31 & XEiJ.REG_CCR_Z | ((short) z < 0 ? XEiJ.REG_CCR_N : 0); //ccr_tst_word 11169: } //irpAndToRegWord 11170: 11171: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11172: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11173: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11174: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11175: //AND.L <ea>,Dq |-|012346|-|-UUUU|-**00|D M+-WXZPI|1100_qqq_010_mmm_rrr 11176: public static void irpAndToRegLong () throws M68kException { 11177: int ea = XEiJ.regOC & 63; 11178: int qqq = XEiJ.regOC >> 9 & 7; 11179: int z; 11180: if (ea < XEiJ.EA_AR) { //AND.L Dr,Dq 11181: XEiJ.mpuCycleCount += 8; 11182: z = XEiJ.regRn[qqq] &= XEiJ.regRn[ea]; 11183: } else { //AND.L <mem>,Dq 11184: XEiJ.mpuCycleCount += ea == XEiJ.EA_IM ? 8 : 6; //ソースが#<data>のとき2増やす 11185: z = XEiJ.regRn[qqq] &= XEiJ.busRls (efaAnyLong (ea)); 11186: } 11187: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 11188: } //irpAndToRegLong 11189: 11190: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11191: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11192: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11193: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11194: //MULU.W <ea>,Dq |-|012346|-|-UUUU|-***0|D M+-WXZPI|1100_qqq_011_mmm_rrr 11195: public static void irpMuluWord () throws M68kException { 11196: int ea = XEiJ.regOC & 63; 11197: int qqq = XEiJ.regOC >> 9 & 7; 11198: int y = ea < XEiJ.EA_AR ? (char) XEiJ.regRn[ea] : XEiJ.busRwz (efaAnyWord (ea)); 11199: //muluの所要サイクル数は38+2n 11200: //nはソースに含まれる1の数 11201: int s = y & 0x5555; 11202: s += y - s >> 1; 11203: int t = s & 0x3333; 11204: t += s - t >> 2; 11205: t += t >> 4; 11206: XEiJ.mpuCycleCount += 38 + (((t & 15) + (t >> 8 & 15)) << 1); //38+2n 11207: //XEiJ.mpuCycleCount += 38 + (Integer.bitCount (y) << 1); //少し遅くなる 11208: int z; 11209: XEiJ.regRn[qqq] = z = (char) XEiJ.regRn[qqq] * y; //積の下位32ビット。オーバーフローは無視 11210: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 11211: } //irpMuluWord 11212: 11213: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11214: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11215: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11216: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11217: //ABCD.B Dr,Dq |-|012346|-|UUUUU|*U*U*| |1100_qqq_100_000_rrr 11218: //ABCD.B -(Ar),-(Aq) |-|012346|-|UUUUU|*U*U*| |1100_qqq_100_001_rrr 11219: //AND.B Dq,<ea> |-|012346|-|-UUUU|-**00| M+-WXZ |1100_qqq_100_mmm_rrr 11220: public static void irpAndToMemByte () throws M68kException { 11221: int ea = XEiJ.regOC & 63; 11222: if (ea >= XEiJ.EA_MM) { //AND.B Dq,<ea> 11223: XEiJ.mpuCycleCount += 8; 11224: int a = efaMltByte (ea); 11225: int z = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & XEiJ.busRbs (a); 11226: XEiJ.busWb (a, z); 11227: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.MPU_TSTB_TABLE[255 & z]; //ccr_tst_byte 11228: } else if (ea < XEiJ.EA_AR) { //ABCD.B Dr,Dq 11229: int qqq = XEiJ.regOC >> 9 & 7; 11230: XEiJ.mpuCycleCount += 6; 11231: XEiJ.regRn[qqq] = ~0xff & XEiJ.regRn[qqq] | irpAbcd (XEiJ.regRn[qqq], XEiJ.regRn[ea]); 11232: } else { //ABCD.B -(Ar),-(Aq) 11233: XEiJ.mpuCycleCount += 18; 11234: int y = XEiJ.busRbz (--XEiJ.regRn[ea]); //このr[ea]はアドレスレジスタ 11235: int a = --XEiJ.regRn[(XEiJ.regOC >> 9) - (96 - 8)]; 11236: XEiJ.busWb (a, irpAbcd (XEiJ.busRbz (a), y)); 11237: } 11238: } //irpAndToMemByte 11239: 11240: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11241: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11242: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11243: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11244: //EXG.L Dq,Dr |-|012346|-|-----|-----| |1100_qqq_101_000_rrr 11245: //EXG.L Aq,Ar |-|012346|-|-----|-----| |1100_qqq_101_001_rrr 11246: //AND.W Dq,<ea> |-|012346|-|-UUUU|-**00| M+-WXZ |1100_qqq_101_mmm_rrr 11247: public static void irpAndToMemWord () throws M68kException { 11248: int ea = XEiJ.regOC & 63; 11249: if (ea < XEiJ.EA_MM) { //EXG 11250: XEiJ.mpuCycleCount += 6; 11251: if (ea < XEiJ.EA_AR) { //EXG.L Dq,Dr 11252: int qqq = XEiJ.regOC >> 9 & 7; 11253: int t = XEiJ.regRn[qqq]; 11254: XEiJ.regRn[qqq] = XEiJ.regRn[ea]; 11255: XEiJ.regRn[ea] = t; 11256: } else { //EXG.L Aq,Ar 11257: int aqq = (XEiJ.regOC >> 9) - (96 - 8); 11258: int t = XEiJ.regRn[aqq]; 11259: XEiJ.regRn[aqq] = XEiJ.regRn[ea]; //このr[ea]アドレスレジスタ 11260: XEiJ.regRn[ea] = t; //このr[ea]はアドレスレジスタ 11261: } 11262: } else { //AND.W Dq,<ea> 11263: XEiJ.mpuCycleCount += 8; 11264: int a = efaMltWord (ea); 11265: int z = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & XEiJ.busRws (a); 11266: XEiJ.busWw (a, z); 11267: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (char) z - 1 >> 31 & XEiJ.REG_CCR_Z | ((short) z < 0 ? XEiJ.REG_CCR_N : 0); //ccr_tst_word 11268: } 11269: } //irpAndToMemWord 11270: 11271: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11272: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11273: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11274: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11275: //EXG.L Dq,Ar |-|012346|-|-----|-----| |1100_qqq_110_001_rrr 11276: //AND.L Dq,<ea> |-|012346|-|-UUUU|-**00| M+-WXZ |1100_qqq_110_mmm_rrr 11277: public static void irpAndToMemLong () throws M68kException { 11278: int ea = XEiJ.regOC & 63; 11279: int qqq = XEiJ.regOC >> 9 & 7; 11280: if (ea >> 3 == XEiJ.MMM_AR) { //EXG.L Dq,Ar 11281: XEiJ.mpuCycleCount += 6; 11282: int t = XEiJ.regRn[qqq]; 11283: XEiJ.regRn[qqq] = XEiJ.regRn[ea]; //このr[ea]はアドレスレジスタ 11284: XEiJ.regRn[ea] = t; //このr[ea]はアドレスレジスタ 11285: } else { //AND.L Dq,<ea> 11286: XEiJ.mpuCycleCount += 12; 11287: int a = efaMltLong (ea); 11288: int z; 11289: XEiJ.busWl (a, z = XEiJ.busRls (a) & XEiJ.regRn[qqq]); 11290: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 11291: } 11292: } //irpAndToMemLong 11293: 11294: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11295: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11296: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11297: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11298: //MULS.W <ea>,Dq |-|012346|-|-UUUU|-***0|D M+-WXZPI|1100_qqq_111_mmm_rrr 11299: public static void irpMulsWord () throws M68kException { 11300: int ea = XEiJ.regOC & 63; 11301: int qqq = XEiJ.regOC >> 9 & 7; 11302: int y = ea < XEiJ.EA_AR ? (short) XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea)); 11303: int t = y << 1 ^ y; //右側が1である0と右側が0または末尾である1は1、それ以外は0。ソースは符号拡張されているので上位16ビットはすべて0 11304: //mulsの所要サイクル数は38+2n 11305: //nはソースの末尾に0を付け加えた17ビットに含まれる10または01の数 11306: int s = t & 0x5555; 11307: s += t - s >> 1; 11308: t = s & 0x3333; 11309: t += s - t >> 2; 11310: t += t >> 4; 11311: XEiJ.mpuCycleCount += 38 + (((t & 15) + (t >> 8 & 15)) << 1); //38+2n 11312: int z; 11313: XEiJ.regRn[qqq] = z = (short) XEiJ.regRn[qqq] * y; //積の下位32ビット。オーバーフローは無視 11314: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X); //ccr_tst 11315: } //irpMulsWord 11316: 11317: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11318: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11319: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11320: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11321: //ADD.B <ea>,Dq |-|012346|-|UUUUU|*****|D M+-WXZPI|1101_qqq_000_mmm_rrr 11322: public static void irpAddToRegByte () throws M68kException { 11323: XEiJ.mpuCycleCount += 4; 11324: int ea = XEiJ.regOC & 63; 11325: int qqq = XEiJ.regOC >> 9 & 7; 11326: int x, y, z; 11327: y = ea < XEiJ.EA_AR ? XEiJ.regRn[ea] : XEiJ.busRbs (efaAnyByte (ea)); 11328: x = XEiJ.regRn[qqq]; 11329: z = x + y; 11330: XEiJ.regRn[qqq] = ~255 & x | 255 & z; 11331: XEiJ.regCCR = (XEiJ.MPU_TSTB_TABLE[255 & z] | 11332: ((x ^ z) & (y ^ z)) >> 6 & XEiJ.REG_CCR_V | 11333: (byte) ((x | y) ^ (x ^ y) & z) >> 7 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_add_byte 11334: } //irpAddToRegByte 11335: 11336: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11337: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11338: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11339: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11340: //ADD.W <ea>,Dq |-|012346|-|UUUUU|*****|DAM+-WXZPI|1101_qqq_001_mmm_rrr 11341: public static void irpAddToRegWord () throws M68kException { 11342: XEiJ.mpuCycleCount += 4; 11343: int ea = XEiJ.regOC & 63; 11344: int qqq = XEiJ.regOC >> 9 & 7; 11345: int x, y, z; 11346: y = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ 11347: x = XEiJ.regRn[qqq]; 11348: z = x + y; 11349: XEiJ.regRn[qqq] = ~65535 & x | (char) z; 11350: XEiJ.regCCR = (z >> 12 & XEiJ.REG_CCR_N | (char) z - 1 >> 14 & XEiJ.REG_CCR_Z | 11351: ((x ^ z) & (y ^ z)) >> 14 & XEiJ.REG_CCR_V | 11352: (short) ((x | y) ^ (x ^ y) & z) >> 15 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_add_word 11353: } //irpAddToRegWord 11354: 11355: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11356: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11357: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11358: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11359: //ADD.L <ea>,Dq |-|012346|-|UUUUU|*****|DAM+-WXZPI|1101_qqq_010_mmm_rrr 11360: public static void irpAddToRegLong () throws M68kException { 11361: int ea = XEiJ.regOC & 63; 11362: int qqq = XEiJ.regOC >> 9 & 7; 11363: XEiJ.mpuCycleCount += ea < XEiJ.EA_MM || ea == XEiJ.EA_IM ? 8 : 6; //ソースが#<data>のとき2増やす 11364: int x, y, z; 11365: y = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRls (efaAnyLong (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ 11366: x = XEiJ.regRn[qqq]; 11367: z = x + y; 11368: XEiJ.regRn[qqq] = z; 11369: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | 11370: ((x ^ z) & (y ^ z)) >> 30 & XEiJ.REG_CCR_V | 11371: ((x | y) ^ (x ^ y) & z) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_add 11372: } //irpAddToRegLong 11373: 11374: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11375: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11376: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11377: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11378: //ADDA.W <ea>,Aq |-|012346|-|-----|-----|DAM+-WXZPI|1101_qqq_011_mmm_rrr 11379: //ADD.W <ea>,Aq |A|012346|-|-----|-----|DAM+-WXZPI|1101_qqq_011_mmm_rrr [ADDA.W <ea>,Aq] 11380: // 11381: //ADDA.W <ea>,Aq 11382: // ソースを符号拡張してロングで加算する 11383: public static void irpAddaWord () throws M68kException { 11384: XEiJ.mpuCycleCount += 8; 11385: int ea = XEiJ.regOC & 63; 11386: int z = ea < XEiJ.EA_MM ? (short) XEiJ.regRn[ea] : XEiJ.busRws (efaAnyWord (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ。ここでAqが変化する可能性があることに注意 11387: XEiJ.regRn[XEiJ.regOC >> 9 & 15] += z; //r[op >> 9 & 15] += ea < XEiJ.EA_MM ? (short) r[ea] : rws (efaAnyWord (ea));は不可 11388: //ccrは変化しない 11389: } //irpAddaWord 11390: 11391: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11392: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11393: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11394: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11395: //ADDX.B Dr,Dq |-|012346|-|*UUUU|*****| |1101_qqq_100_000_rrr 11396: //ADDX.B -(Ar),-(Aq) |-|012346|-|*UUUU|*****| |1101_qqq_100_001_rrr 11397: //ADD.B Dq,<ea> |-|012346|-|UUUUU|*****| M+-WXZ |1101_qqq_100_mmm_rrr 11398: public static void irpAddToMemByte () throws M68kException { 11399: int ea = XEiJ.regOC & 63; 11400: int a, x, y, z; 11401: if (ea < XEiJ.EA_MM) { 11402: if (ea < XEiJ.EA_AR) { //ADDX.B Dr,Dq 11403: int qqq = XEiJ.regOC >> 9 & 7; 11404: XEiJ.mpuCycleCount += 4; 11405: y = XEiJ.regRn[ea]; 11406: x = XEiJ.regRn[qqq]; 11407: z = x + y + (XEiJ.regCCR >> 4); //Xの左側はすべて0なのでCCR_X&を省略 11408: XEiJ.regRn[qqq] = ~255 & x | 255 & z; 11409: } else { //ADDX.B -(Ar),-(Aq) 11410: XEiJ.mpuCycleCount += 18; 11411: y = XEiJ.busRbs (--XEiJ.regRn[ea]); //このr[ea]はアドレスレジスタ 11412: a = --XEiJ.regRn[XEiJ.regOC >> 9 & 15]; //1qqq=aqq 11413: x = XEiJ.busRbs (a); 11414: z = x + y + (XEiJ.regCCR >> 4); //Xの左側はすべて0なのでCCR_X&を省略 11415: XEiJ.busWb (a, z); 11416: } 11417: XEiJ.regCCR = (z >> 4 & XEiJ.REG_CCR_N | (255 & z) - 1 >> 6 & XEiJ.regCCR & XEiJ.REG_CCR_Z | //ADDXはZをクリアすることはあるがセットすることはない 11418: ((x ^ z) & (y ^ z)) >> 6 & XEiJ.REG_CCR_V | 11419: (byte) ((x | y) ^ (x ^ y) & z) >> 7 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_addx_byte 11420: } else { //ADD.B Dq,<ea> 11421: XEiJ.mpuCycleCount += 8; 11422: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7]; 11423: a = efaMltByte (ea); 11424: x = XEiJ.busRbs (a); 11425: z = x + y; 11426: XEiJ.busWb (a, z); 11427: XEiJ.regCCR = (XEiJ.MPU_TSTB_TABLE[255 & z] | 11428: ((x ^ z) & (y ^ z)) >> 6 & XEiJ.REG_CCR_V | 11429: (byte) ((x | y) ^ (x ^ y) & z) >> 7 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_add_byte 11430: } 11431: } //irpAddToMemByte 11432: 11433: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11434: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11435: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11436: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11437: //ADDX.W Dr,Dq |-|012346|-|*UUUU|*****| |1101_qqq_101_000_rrr 11438: //ADDX.W -(Ar),-(Aq) |-|012346|-|*UUUU|*****| |1101_qqq_101_001_rrr 11439: //ADD.W Dq,<ea> |-|012346|-|UUUUU|*****| M+-WXZ |1101_qqq_101_mmm_rrr 11440: public static void irpAddToMemWord () throws M68kException { 11441: int ea = XEiJ.regOC & 63; 11442: int a, x, y, z; 11443: if (ea < XEiJ.EA_MM) { 11444: if (ea < XEiJ.EA_AR) { //ADDX.W Dr,Dq 11445: int qqq = XEiJ.regOC >> 9 & 7; 11446: XEiJ.mpuCycleCount += 4; 11447: y = XEiJ.regRn[ea]; 11448: x = XEiJ.regRn[qqq]; 11449: z = x + y + (XEiJ.regCCR >> 4); //Xの左側はすべて0なのでCCR_X&を省略 11450: XEiJ.regRn[qqq] = ~65535 & x | (char) z; 11451: } else { //ADDX.W -(Ar),-(Aq) 11452: XEiJ.mpuCycleCount += 18; 11453: y = XEiJ.busRws (XEiJ.regRn[ea] -= 2); //このr[ea]はアドレスレジスタ 11454: a = XEiJ.regRn[XEiJ.regOC >> 9 & 15] -= 2; 11455: x = XEiJ.busRws (a); 11456: z = x + y + (XEiJ.regCCR >> 4); //Xの左側はすべて0なのでCCR_X&を省略 11457: XEiJ.busWw (a, z); 11458: } 11459: XEiJ.regCCR = (z >> 12 & XEiJ.REG_CCR_N | (char) z - 1 >> 14 & XEiJ.regCCR & XEiJ.REG_CCR_Z | //ADDXはZをクリアすることはあるがセットすることはない 11460: ((x ^ z) & (y ^ z)) >> 14 & XEiJ.REG_CCR_V | 11461: (short) ((x | y) ^ (x ^ y) & z) >> 15 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_addx_word 11462: } else { //ADD.W Dq,<ea> 11463: XEiJ.mpuCycleCount += 8; 11464: a = efaMltWord (ea); 11465: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7]; 11466: x = XEiJ.busRws (a); 11467: z = x + y; 11468: XEiJ.busWw (a, z); 11469: XEiJ.regCCR = (z >> 12 & XEiJ.REG_CCR_N | (char) z - 1 >> 14 & XEiJ.REG_CCR_Z | 11470: ((x ^ z) & (y ^ z)) >> 14 & XEiJ.REG_CCR_V | 11471: (short) ((x | y) ^ (x ^ y) & z) >> 15 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_add_word 11472: } 11473: } //irpAddToMemWord 11474: 11475: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11476: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11477: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11478: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11479: //ADDX.L Dr,Dq |-|012346|-|*UUUU|*****| |1101_qqq_110_000_rrr 11480: //ADDX.L -(Ar),-(Aq) |-|012346|-|*UUUU|*****| |1101_qqq_110_001_rrr 11481: //ADD.L Dq,<ea> |-|012346|-|UUUUU|*****| M+-WXZ |1101_qqq_110_mmm_rrr 11482: public static void irpAddToMemLong () throws M68kException { 11483: int ea = XEiJ.regOC & 63; 11484: if (ea < XEiJ.EA_MM) { 11485: int x; 11486: int y; 11487: int z; 11488: if (ea < XEiJ.EA_AR) { //ADDX.L Dr,Dq 11489: int qqq = XEiJ.regOC >> 9 & 7; 11490: XEiJ.mpuCycleCount += 8; 11491: XEiJ.regRn[qqq] = z = (x = XEiJ.regRn[qqq]) + (y = XEiJ.regRn[ea]) + (XEiJ.regCCR >> 4); //Xの左側はすべて0なのでCCR_X&を省略 11492: } else { //ADDX.L -(Ar),-(Aq) 11493: XEiJ.mpuCycleCount += 30; 11494: y = XEiJ.busRls (XEiJ.regRn[ea] -= 4); //このr[ea]はアドレスレジスタ 11495: int a = XEiJ.regRn[XEiJ.regOC >> 9 & 15] -= 4; 11496: XEiJ.busWl (a, z = (x = XEiJ.busRls (a)) + y + (XEiJ.regCCR >> 4)); //Xの左側はすべて0なのでCCR_X&を省略 11497: } 11498: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_Z : 0) | 11499: ((x ^ z) & (y ^ z)) >>> 31 << 1 | 11500: ((x | y) ^ (x ^ y) & z) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_addx 11501: } else { //ADD.L Dq,<ea> 11502: XEiJ.mpuCycleCount += 12; 11503: int a = efaMltLong (ea); 11504: int x; 11505: int y; 11506: int z; 11507: XEiJ.busWl (a, z = (x = XEiJ.busRls (a)) + (y = XEiJ.regRn[XEiJ.regOC >> 9 & 7])); 11508: XEiJ.regCCR = (z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | 11509: ((x ^ z) & (y ^ z)) >>> 31 << 1 | 11510: ((x | y) ^ (x ^ y) & z) >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //ccr_add 11511: } 11512: } //irpAddToMemLong 11513: 11514: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11515: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11516: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11517: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11518: //ADDA.L <ea>,Aq |-|012346|-|-----|-----|DAM+-WXZPI|1101_qqq_111_mmm_rrr 11519: //ADD.L <ea>,Aq |A|012346|-|-----|-----|DAM+-WXZPI|1101_qqq_111_mmm_rrr [ADDA.L <ea>,Aq] 11520: public static void irpAddaLong () throws M68kException { 11521: int ea = XEiJ.regOC & 63; 11522: XEiJ.mpuCycleCount += ea < XEiJ.EA_MM || ea == XEiJ.EA_IM ? 8 : 6; //Dr/Ar/#<data>のとき8+、それ以外は6+ 11523: int z = ea < XEiJ.EA_MM ? XEiJ.regRn[ea] : XEiJ.busRls (efaAnyLong (ea)); //このr[ea]はデータレジスタまたはアドレスレジスタ。ここでAqが変化する可能性があることに注意 11524: XEiJ.regRn[XEiJ.regOC >> 9 & 15] += z; //r[op >> 9 & 15] += ea < XEiJ.EA_MM ? r[ea] : rls (efaAnyLong (ea));は不可 11525: //ccrは変化しない 11526: } //irpAddaLong 11527: 11528: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11529: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11530: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11531: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11532: //ASR.B #<data>,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_000_000_rrr 11533: //LSR.B #<data>,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_000_001_rrr 11534: //ROXR.B #<data>,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_000_010_rrr 11535: //ROR.B #<data>,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_000_011_rrr 11536: //ASR.B Dq,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_000_100_rrr 11537: //LSR.B Dq,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_000_101_rrr 11538: //ROXR.B Dq,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_000_110_rrr 11539: //ROR.B Dq,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_000_111_rrr 11540: //ASR.B Dr |A|012346|-|UUUUU|***0*| |1110_001_000_000_rrr [ASR.B #1,Dr] 11541: //LSR.B Dr |A|012346|-|UUUUU|***0*| |1110_001_000_001_rrr [LSR.B #1,Dr] 11542: //ROXR.B Dr |A|012346|-|*UUUU|***0*| |1110_001_000_010_rrr [ROXR.B #1,Dr] 11543: //ROR.B Dr |A|012346|-|-UUUU|-**0*| |1110_001_000_011_rrr [ROR.B #1,Dr] 11544: // 11545: //ASR.B #<data>,Dr 11546: //ASR.B Dq,Dr 11547: // 算術右シフトバイト 11548: // ........................ｱｲｳｴｵｶｷｸ XNZVC 11549: // 0 ........................ｱｲｳｴｵｶｷｸ Xｱ*00 Z=ｱｲｳｴｵｶｷｸ==0 11550: // 1 ........................ｱｱｲｳｴｵｶｷ ｸｱ*0ｸ Z=ｱｲｳｴｵｶｷ==0 11551: // 2 ........................ｱｱｱｲｳｴｵｶ ｷｱ*0ｷ Z=ｱｲｳｴｵｶ==0 11552: // 3 ........................ｱｱｱｱｲｳｴｵ ｶｱ*0ｶ Z=ｱｲｳｴｵ==0 11553: // 4 ........................ｱｱｱｱｱｲｳｴ ｵｱ*0ｵ Z=ｱｲｳｴ==0 11554: // 5 ........................ｱｱｱｱｱｱｲｳ ｴｱ*0ｴ Z=ｱｲｳ==0 11555: // 6 ........................ｱｱｱｱｱｱｱｲ ｳｱ*0ｳ Z=ｱｲ==0 11556: // 7 ........................ｱｱｱｱｱｱｱｱ ｲｱ*0ｲ Z=ｱ==0 11557: // 8 ........................ｱｱｱｱｱｱｱｱ ｱｱ*0ｱ Z=ｱ==0 11558: // CCR 11559: // X countが0のとき変化しない。他は最後に押し出されたビット 11560: // N 結果の最上位ビット 11561: // Z 結果が0のときセット。他はクリア 11562: // V 常にクリア 11563: // C countが0のときクリア。他は最後に押し出されたビット 11564: // 11565: //LSR.B #<data>,Dr 11566: //LSR.B Dq,Dr 11567: // 論理右シフトバイト 11568: // ........................ｱｲｳｴｵｶｷｸ XNZVC 11569: // 0 ........................ｱｲｳｴｵｶｷｸ Xｱ*00 Z=ｱｲｳｴｵｶｷｸ==0 11570: // 1 ........................0ｱｲｳｴｵｶｷ ｸ0*0ｸ Z=ｱｲｳｴｵｶｷ==0 11571: // 2 ........................00ｱｲｳｴｵｶ ｷ0*0ｷ Z=ｱｲｳｴｵｶ==0 11572: // 3 ........................000ｱｲｳｴｵ ｶ0*0ｶ Z=ｱｲｳｴｵ==0 11573: // 4 ........................0000ｱｲｳｴ ｵ0*0ｵ Z=ｱｲｳｴ==0 11574: // 5 ........................00000ｱｲｳ ｴ0*0ｴ Z=ｱｲｳ==0 11575: // 6 ........................000000ｱｲ ｳ0*0ｳ Z=ｱｲ==0 11576: // 7 ........................0000000ｱ ｲ0*0ｲ Z=ｱ==0 11577: // 8 ........................00000000 ｱ010ｱ 11578: // 9 ........................00000000 00100 11579: // CCR 11580: // X countが0のとき変化しない。他は最後に押し出されたビット 11581: // N 結果の最上位ビット 11582: // Z 結果が0のときセット。他はクリア 11583: // V 常にクリア 11584: // C countが0のときクリア。他は最後に押し出されたビット 11585: // 11586: //ROR.B #<data>,Dr 11587: //ROR.B Dq,Dr 11588: // 右ローテートバイト 11589: // ........................ｱｲｳｴｵｶｷｸ XNZVC 11590: // 0 ........................ｱｲｳｴｵｶｷｸ Xｱ*00 Z=ｱｲｳｴｵｶｷｸ==0 11591: // 1 ........................ｸｱｲｳｴｵｶｷ Xｸ*0ｸ Z=ｱｲｳｴｵｶｷｸ==0 11592: // : 11593: // 7 ........................ｲｳｴｵｶｷｸｱ Xｲ*0ｲ Z=ｱｲｳｴｵｶｷｸ==0 11594: // 8 ........................ｱｲｳｴｵｶｷｸ Xｱ*0ｱ Z=ｱｲｳｴｵｶｷｸ==0 11595: // CCR 11596: // X 常に変化しない 11597: // N 結果の最上位ビット 11598: // Z 結果が0のときセット。他はクリア 11599: // V 常にクリア 11600: // C countが0のときクリア。他は結果の最上位ビット 11601: // 11602: //ROXR.B #<data>,Dr 11603: //ROXR.B Dq,Dr 11604: // 拡張右ローテートバイト 11605: // ........................ｱｲｳｴｵｶｷｸ XNZVC 11606: // 0 ........................ｱｲｳｴｵｶｷｸ Xｱ*0X Z=ｱｲｳｴｵｶｷｸ==0 11607: // 1 ........................Xｱｲｳｴｵｶｷ ｸX*0ｸ Z=ｱｲｳｴｵｶｷX==0 11608: // 2 ........................ｸXｱｲｳｴｵｶ ｷｸ*0ｷ Z=ｱｲｳｴｵｶｸX==0 11609: // 3 ........................ｷｸXｱｲｳｴｵ ｶｷ*0ｶ Z=ｱｲｳｴｵｷｸX==0 11610: // 4 ........................ｶｷｸXｱｲｳｴ ｵｶ*0ｵ Z=ｱｲｳｴｶｷｸX==0 11611: // 5 ........................ｵｶｷｸXｱｲｳ ｴｵ*0ｴ Z=ｱｲｳｵｶｷｸX==0 11612: // 6 ........................ｴｵｶｷｸXｱｲ ｳｴ*0ｳ Z=ｱｲｴｵｶｷｸX==0 11613: // 7 ........................ｳｴｵｶｷｸXｱ ｲｳ*0ｲ Z=ｱｳｴｵｶｷｸX==0 11614: // 8 ........................ｲｳｴｵｶｷｸX ｱｲ*0ｱ Z=ｲｳｴｵｶｷｸX==0 11615: // 9 ........................ｱｲｳｴｵｶｷｸ Xｱ*0X Z=ｱｲｳｴｵｶｷｸ==0 11616: // CCR 11617: // X countが0のとき変化しない。他は最後に押し出されたビット 11618: // N 結果の最上位ビット 11619: // Z 結果が0のときセット。他はクリア 11620: // V 常にクリア 11621: // C countが0のときXのコピー。他は最後に押し出されたビット 11622: public static void irpXxrToRegByte () throws M68kException { 11623: int rrr; 11624: int x = XEiJ.regRn[rrr = XEiJ.regOC & 7]; 11625: int y; 11626: int z; 11627: int t; 11628: switch (XEiJ.regOC >> 3 & 0b111_000 >> 3) { 11629: case 0b000_000 >> 3: //ASR.B #<data>,Dr 11630: XEiJ.mpuCycleCount += 6 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 11631: XEiJ.regRn[rrr] = ~0xff & x | 0xff & (z = (t = (byte) x >> y) >> 1); 11632: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | -(t & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 11633: break; 11634: case 0b001_000 >> 3: //LSR.B #<data>,Dr 11635: XEiJ.mpuCycleCount += 6 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 11636: XEiJ.regRn[rrr] = ~0xff & x | (z = (t = (0xff & x) >>> y) >>> 1); 11637: XEiJ.regCCR = (z == 0 ? XEiJ.REG_CCR_Z : 0) | -(t & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 11638: break; 11639: case 0b010_000 >> 3: //ROXR.B #<data>,Dr 11640: XEiJ.mpuCycleCount += 6 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 11641: z = (XEiJ.regCCR & XEiJ.REG_CCR_X) << 7 - 4 | (0xff & x) >>> 1; 11642: if (y == 1 - 1) { //y=data-1=1-1 11643: t = x; 11644: } else { //y=data-1=2-1～8-1 11645: z = x << 9 - 1 - y | (t = z >>> y - (2 - 1)) >>> 1; 11646: } 11647: XEiJ.regRn[rrr] = ~0xff & x | 0xff & (z = (byte) z); 11648: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | -(t & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 11649: break; 11650: case 0b011_000 >> 3: //ROR.B #<data>,Dr 11651: XEiJ.mpuCycleCount += 6 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 11652: XEiJ.regRn[rrr] = ~0xff & x | 0xff & (z = (byte) (x << 7 - y | (0xff & x) >>> y + 1)); 11653: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | z >>> 7 & 1; //Xは変化しない。Cは結果の最上位ビット 11654: break; 11655: case 0b100_000 >> 3: //ASR.B Dq,Dr 11656: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 11657: XEiJ.mpuCycleCount += 6 + (y << 1); 11658: if (y == 0) { //y=data=0 11659: z = (byte) x; 11660: t = XEiJ.regCCR & XEiJ.REG_CCR_X; //Xは変化しない。Cはクリア 11661: } else { //y=data=1～63 11662: XEiJ.regRn[rrr] = ~0xff & x | 0xff & (z = (t = (byte) x >> (y <= 8 ? y - 1 : 7)) >> 1); 11663: t = -(t & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 11664: } 11665: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | t; 11666: break; 11667: case 0b101_000 >> 3: //LSR.B Dq,Dr 11668: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 11669: XEiJ.mpuCycleCount += 6 + (y << 1); 11670: if (y == 0) { //y=data=0 11671: z = (byte) x; 11672: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (z < 0 ? XEiJ.REG_CCR_N : z == 0 ? XEiJ.REG_CCR_Z : 0); //Xは変化しない。Cはクリア 11673: } else { //y=data=1～63 11674: XEiJ.regRn[rrr] = ~0xff & x | (z = (t = y <= 8 ? (0xff & x) >>> y - 1 : 0) >>> 1); 11675: XEiJ.regCCR = (z == 0 ? XEiJ.REG_CCR_Z : 0) | -(t & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 11676: } 11677: break; 11678: case 0b110_000 >> 3: //ROXR.B Dq,Dr 11679: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 11680: XEiJ.mpuCycleCount += 6 + (y << 1); 11681: //y %= 9; 11682: y = (y & 7) - (y >> 3); //y=data=-7～7 11683: y += y >> 3 & 9; //y=data=0～8 11684: if (y == 0) { //y=data=0 11685: z = (byte) x; 11686: t = -(XEiJ.regCCR >> 4 & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //Xは変化しない。CはXのコピー 11687: } else { //y=data=1～8 11688: z = (XEiJ.regCCR & XEiJ.REG_CCR_X) << 7 - 4 | (0xff & x) >>> 1; 11689: if (y == 1) { //y=data=1 11690: t = x; //Cは最後に押し出されたビット 11691: } else { //y=data=2～8 11692: z = x << 9 - y | (t = z >>> y - 2) >>> 1; 11693: } 11694: XEiJ.regRn[rrr] = ~0xff & x | 0xff & (z = (byte) z); 11695: t = -(t & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 11696: } 11697: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | t; 11698: break; 11699: case 0b111_000 >> 3: //ROR.B Dq,Dr 11700: default: 11701: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 11702: XEiJ.mpuCycleCount += 6 + (y << 1); 11703: if (y == 0) { 11704: z = (byte) x; 11705: t = 0; //Cはクリア 11706: } else { 11707: y &= 7; //y=data=0～7 11708: XEiJ.regRn[rrr] = ~0xff & x | 0xff & (z = (byte) (x << 8 - y | (0xff & x) >>> y)); 11709: t = z >>> 7 & 1; //Cは結果の最上位ビット 11710: } 11711: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | t; //Xは変化しない 11712: } 11713: } //irpXxrToRegByte 11714: 11715: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11716: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11717: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11718: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11719: //ASR.W #<data>,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_001_000_rrr 11720: //LSR.W #<data>,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_001_001_rrr 11721: //ROXR.W #<data>,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_001_010_rrr 11722: //ROR.W #<data>,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_001_011_rrr 11723: //ASR.W Dq,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_001_100_rrr 11724: //LSR.W Dq,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_001_101_rrr 11725: //ROXR.W Dq,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_001_110_rrr 11726: //ROR.W Dq,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_001_111_rrr 11727: //ASR.W Dr |A|012346|-|UUUUU|***0*| |1110_001_001_000_rrr [ASR.W #1,Dr] 11728: //LSR.W Dr |A|012346|-|UUUUU|***0*| |1110_001_001_001_rrr [LSR.W #1,Dr] 11729: //ROXR.W Dr |A|012346|-|*UUUU|***0*| |1110_001_001_010_rrr [ROXR.W #1,Dr] 11730: //ROR.W Dr |A|012346|-|-UUUU|-**0*| |1110_001_001_011_rrr [ROR.W #1,Dr] 11731: // 11732: //ASR.W #<data>,Dr 11733: //ASR.W Dq,Dr 11734: //ASR.W <ea> 11735: // 算術右シフトワード 11736: // ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ XNZVC 11737: // 0 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*00 Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 11738: // 1 ................ｱｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿ ﾀｱ*0ﾀ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿ==0 11739: // : 11740: // 15 ................ｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱ ｲｱ*0ｲ Z=ｱ==0 11741: // 16 ................ｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱ ｱｱ*0ｱ Z=ｱ==0 11742: // CCR 11743: // X countが0のとき変化しない。他は最後に押し出されたビット 11744: // N 結果の最上位ビット 11745: // Z 結果が0のときセット。他はクリア 11746: // V 常にクリア 11747: // C countが0のときクリア。他は最後に押し出されたビット 11748: // 11749: //LSR.W #<data>,Dr 11750: //LSR.W Dq,Dr 11751: //LSR.W <ea> 11752: // 論理右シフトワード 11753: // ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ XNZVC 11754: // 0 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*00 Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 11755: // 1 ................0ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿ ﾀ0*0ﾀ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿ==0 11756: // : 11757: // 15 ................000000000000000ｱ ｲ0*0ｲ Z=ｱ==0 11758: // 16 ................0000000000000000 ｱ010ｱ 11759: // 17 ................0000000000000000 00100 11760: // CCR 11761: // X countが0のとき変化しない。他は最後に押し出されたビット 11762: // N 結果の最上位ビット 11763: // Z 結果が0のときセット。他はクリア 11764: // V 常にクリア 11765: // C countが0のときクリア。他は最後に押し出されたビット 11766: // 11767: //ROR.W #<data>,Dr 11768: //ROR.W Dq,Dr 11769: //ROR.W <ea> 11770: // 右ローテートワード 11771: // ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ XNZVC 11772: // 0 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*00 Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 11773: // 1 ................ﾀｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿ Xﾀ*0ﾀ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 11774: // : 11775: // 15 ................ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀｱ Xｲ*0ｲ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 11776: // 16 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*0ｱ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 11777: // CCR 11778: // X 常に変化しない 11779: // N 結果の最上位ビット 11780: // Z 結果が0のときセット。他はクリア 11781: // V 常にクリア 11782: // C countが0のときクリア。他は結果の最上位ビット 11783: // 11784: //ROXR.W #<data>,Dr 11785: //ROXR.W Dq,Dr 11786: //ROXR.W <ea> 11787: // 拡張右ローテートワード 11788: // ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ XNZVC 11789: // 0 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*0X Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 11790: // 1 ................Xｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿ ﾀX*0ﾀ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿX==0 11791: // 2 ................ﾀXｱｲｳｴｵｶｷｸｹｺｻｼｽｾ ｿﾀ*0ｿ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾﾀX==0 11792: // : 11793: // 15 ................ｳｴｵｶｷｸｹｺｻｼｽｾｿﾀXｱ ｲｳ*0ｲ Z=ｱｳｴｵｶｷｸｹｺｻｼｽｾｿﾀX==0 11794: // 16 ................ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀX ｱｲ*0ｱ Z=ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀX==0 11795: // 17 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*0X Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 11796: // CCR 11797: // X countが0のとき変化しない。他は最後に押し出されたビット 11798: // N 結果の最上位ビット 11799: // Z 結果が0のときセット。他はクリア 11800: // V 常にクリア 11801: // C countが0のときXのコピー。他は最後に押し出されたビット 11802: public static void irpXxrToRegWord () throws M68kException { 11803: int rrr; 11804: int x = XEiJ.regRn[rrr = XEiJ.regOC & 7]; 11805: int y; 11806: int z; 11807: int t; 11808: switch (XEiJ.regOC >> 3 & 0b111_000 >> 3) { 11809: case 0b000_000 >> 3: //ASR.W #<data>,Dr 11810: XEiJ.mpuCycleCount += 6 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 11811: XEiJ.regRn[rrr] = ~0xffff & x | (char) (z = (t = (short) x >> y) >> 1); 11812: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | -(t & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 11813: break; 11814: case 0b001_000 >> 3: //LSR.W #<data>,Dr 11815: XEiJ.mpuCycleCount += 6 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 11816: XEiJ.regRn[rrr] = ~0xffff & x | (z = (t = (char) x >>> y) >>> 1); 11817: XEiJ.regCCR = (z == 0 ? XEiJ.REG_CCR_Z : 0) | -(t & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 11818: break; 11819: case 0b010_000 >> 3: //ROXR.W #<data>,Dr 11820: XEiJ.mpuCycleCount += 6 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 11821: z = (XEiJ.regCCR & XEiJ.REG_CCR_X) << 15 - 4 | (char) x >>> 1; 11822: if (y == 1 - 1) { //y=data-1=1-1 11823: t = x; 11824: } else { //y=data-1=2-1～8-1 11825: z = x << 17 - 1 - y | (t = z >>> y - (2 - 1)) >>> 1; 11826: } 11827: XEiJ.regRn[rrr] = ~0xffff & x | (char) (z = (short) z); 11828: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | -(t & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 11829: break; 11830: case 0b011_000 >> 3: //ROR.W #<data>,Dr 11831: XEiJ.mpuCycleCount += 6 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 11832: XEiJ.regRn[rrr] = ~0xffff & x | (char) (z = (short) (x << 16 - 1 - y | (char) x >>> y + 1)); 11833: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | z >>> 15 & 1; //Xは変化しない。Cは結果の最上位ビット 11834: break; 11835: case 0b100_000 >> 3: //ASR.W Dq,Dr 11836: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 11837: XEiJ.mpuCycleCount += 6 + (y << 1); 11838: if (y == 0) { //y=data=0 11839: z = (short) x; 11840: t = XEiJ.regCCR & XEiJ.REG_CCR_X; //Xは変化しない。Cはクリア 11841: } else { //y=data=1～63 11842: XEiJ.regRn[rrr] = ~0xffff & x | (char) (z = (t = (short) x >> (y <= 16 ? y - 1 : 15)) >> 1); 11843: t = -(t & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 11844: } 11845: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | t; 11846: break; 11847: case 0b101_000 >> 3: //LSR.W Dq,Dr 11848: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 11849: XEiJ.mpuCycleCount += 6 + (y << 1); 11850: if (y == 0) { //y=data=0 11851: z = (short) x; 11852: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (z < 0 ? XEiJ.REG_CCR_N : z == 0 ? XEiJ.REG_CCR_Z : 0); //Xは変化しない。Cはクリア 11853: } else { //y=data=1～63 11854: XEiJ.regRn[rrr] = ~0xffff & x | (z = (t = y <= 16 ? (char) x >>> y - 1 : 0) >>> 1); 11855: XEiJ.regCCR = (z == 0 ? XEiJ.REG_CCR_Z : 0) | -(t & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 11856: } 11857: break; 11858: case 0b110_000 >> 3: //ROXR.W Dq,Dr 11859: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 11860: XEiJ.mpuCycleCount += 6 + (y << 1); 11861: //y %= 17; 11862: y = (y & 15) - (y >> 4); //y=data=-3～15 11863: y += y >> 4 & 17; //y=data=0～16 11864: if (y == 0) { //y=data=0 11865: z = (short) x; 11866: t = -(XEiJ.regCCR >> 4 & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //Xは変化しない。CはXのコピー 11867: } else { //y=data=1～16 11868: z = (XEiJ.regCCR & XEiJ.REG_CCR_X) << 15 - 4 | (char) x >>> 1; 11869: if (y == 1) { //y=data=1 11870: t = x; //Cは最後に押し出されたビット 11871: } else { //y=data=2～16 11872: z = x << 17 - y | (t = z >>> y - 2) >>> 1; 11873: } 11874: XEiJ.regRn[rrr] = ~0xffff & x | (char) (z = (short) z); 11875: t = -(t & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 11876: } 11877: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | t; 11878: break; 11879: case 0b111_000 >> 3: //ROR.W Dq,Dr 11880: default: 11881: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 11882: XEiJ.mpuCycleCount += 6 + (y << 1); 11883: if (y == 0) { 11884: z = (short) x; 11885: t = 0; //Cはクリア 11886: } else { 11887: y &= 15; //y=data=0～15 11888: XEiJ.regRn[rrr] = ~0xffff & x | (char) (z = (short) (x << 16 - y | (char) x >>> y)); 11889: t = z >>> 15 & 1; //Cは結果の最上位ビット 11890: } 11891: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | t; //Xは変化しない 11892: } 11893: } //irpXxrToRegWord 11894: 11895: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11896: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 11897: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 11898: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 11899: //ASR.L #<data>,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_010_000_rrr 11900: //LSR.L #<data>,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_010_001_rrr 11901: //ROXR.L #<data>,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_010_010_rrr 11902: //ROR.L #<data>,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_010_011_rrr 11903: //ASR.L Dq,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_010_100_rrr 11904: //LSR.L Dq,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_010_101_rrr 11905: //ROXR.L Dq,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_010_110_rrr 11906: //ROR.L Dq,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_010_111_rrr 11907: //ASR.L Dr |A|012346|-|UUUUU|***0*| |1110_001_010_000_rrr [ASR.L #1,Dr] 11908: //LSR.L Dr |A|012346|-|UUUUU|***0*| |1110_001_010_001_rrr [LSR.L #1,Dr] 11909: //ROXR.L Dr |A|012346|-|*UUUU|***0*| |1110_001_010_010_rrr [ROXR.L #1,Dr] 11910: //ROR.L Dr |A|012346|-|-UUUU|-**0*| |1110_001_010_011_rrr [ROR.L #1,Dr] 11911: // 11912: //ASR.L #<data>,Dr 11913: //ASR.L Dq,Dr 11914: // 算術右シフトロング 11915: // ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ XNZVC 11916: // 0 ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ Xｱ*00 Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ==0 11917: // 1 ｱｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏ ﾐｱ*0ﾐ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏ==0 11918: // : 11919: // 31 ｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱ ｲｱ*0ｲ Z=ｱ==0 11920: // 32 ｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱ ｱｱ*0ｱ Z=ｱ==0 11921: // CCR 11922: // X countが0のとき変化しない。他は最後に押し出されたビット 11923: // N 結果の最上位ビット 11924: // Z 結果が0のときセット。他はクリア 11925: // V 常にクリア 11926: // C countが0のときクリア。他は最後に押し出されたビット 11927: // 11928: //LSR.L #<data>,Dr 11929: //LSR.L Dq,Dr 11930: // 論理右シフトロング 11931: // ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ XNZVC 11932: // 0 ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ Xｱ*00 Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ==0 11933: // 1 0ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏ ﾐ0*0ﾐ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏ==0 11934: // : 11935: // 31 0000000000000000000000000000000ｱ ｲ0*0ｲ Z=ｱ==0 11936: // 32 00000000000000000000000000000000 ｱ010ｱ 11937: // 33 00000000000000000000000000000000 00100 11938: // CCR 11939: // X countが0のとき変化しない。他は最後に押し出されたビット 11940: // N 結果の最上位ビット 11941: // Z 結果が0のときセット。他はクリア 11942: // V 常にクリア 11943: // C countが0のときクリア。他は最後に押し出されたビット 11944: // 11945: //ROR.L #<data>,Dr 11946: //ROR.L Dq,Dr 11947: // 右ローテートロング 11948: // ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ XNZVC 11949: // 0 ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ Xｱ*00 Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ==0 11950: // 1 ﾐｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏ Xﾐ*0ﾐ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ==0 11951: // : 11952: // 31 ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐｱ Xｲ*0ｲ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ==0 11953: // 32 ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ Xｱ*0ｱ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ==0 11954: // CCR 11955: // X 常に変化しない 11956: // N 結果の最上位ビット 11957: // Z 結果が0のときセット。他はクリア 11958: // V 常にクリア 11959: // C countが0のときクリア。他は結果の最上位ビット 11960: // 11961: //ROXR.L #<data>,Dr 11962: //ROXR.L Dq,Dr 11963: // 拡張右ローテートロング 11964: // ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ XNZVC 11965: // 0 ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ Xｱ*0X Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ==0 11966: // 1 Xｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏ ﾐX*0ﾐ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏX==0 11967: // 2 ﾐXｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎ ﾏﾐ*0ﾏ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾐX==0 11968: // : 11969: // 31 ｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐXｱ ｲｳ*0ｲ Z=ｱｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐX==0 11970: // 32 ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐX ｱｲ*0ｱ Z=ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐX==0 11971: // 33 ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ Xｱ*0X Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ==0 11972: // CCR 11973: // X countが0のとき変化しない。他は最後に押し出されたビット 11974: // N 結果の最上位ビット 11975: // Z 結果が0のときセット。他はクリア 11976: // V 常にクリア 11977: // C countが0のときXのコピー。他は最後に押し出されたビット 11978: public static void irpXxrToRegLong () throws M68kException { 11979: int rrr; 11980: int x = XEiJ.regRn[rrr = XEiJ.regOC & 7]; 11981: int y; 11982: int z; 11983: int t; 11984: switch (XEiJ.regOC >> 3 & 0b111_000 >> 3) { 11985: case 0b000_000 >> 3: //ASR.L #<data>,Dr 11986: XEiJ.mpuCycleCount += 8 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 11987: XEiJ.regRn[rrr] = z = (t = x >> y) >> 1; 11988: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | -(t & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 11989: break; 11990: case 0b001_000 >> 3: //LSR.L #<data>,Dr 11991: XEiJ.mpuCycleCount += 8 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 11992: XEiJ.regRn[rrr] = z = (t = x >>> y) >>> 1; 11993: XEiJ.regCCR = (z == 0 ? XEiJ.REG_CCR_Z : 0) | -(t & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 11994: break; 11995: case 0b010_000 >> 3: //ROXR.L #<data>,Dr 11996: XEiJ.mpuCycleCount += 8 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 11997: z = (XEiJ.regCCR & XEiJ.REG_CCR_X) << 31 - 4 | x >>> 1; 11998: if (y == 1 - 1) { //y=data-1=1-1 11999: t = x; 12000: } else { //y=data-1=2-1～8-1 12001: z = x << -y | (t = z >>> y - (2 - 1)) >>> 1; //Javaのシフト演算子は5ビットでマスクされるので33-1-yを-yに省略 12002: } 12003: XEiJ.regRn[rrr] = z; 12004: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | -(t & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 12005: break; 12006: case 0b011_000 >> 3: //ROR.L #<data>,Dr 12007: XEiJ.mpuCycleCount += 8 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 12008: XEiJ.regRn[rrr] = z = x << ~y | x >>> y + 1; //Javaのシフト演算子は5ビットでマスクされるので32-1-yを~yに省略 12009: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | z >>> 31; //Xは変化しない。Cは結果の最上位ビット 12010: break; 12011: case 0b100_000 >> 3: //ASR.L Dq,Dr 12012: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 12013: XEiJ.mpuCycleCount += 8 + (y << 1); 12014: if (y == 0) { //y=data=0 12015: z = x; 12016: t = XEiJ.regCCR & XEiJ.REG_CCR_X; //Xは変化しない。Cはクリア 12017: } else { //y=data=1～63 12018: XEiJ.regRn[rrr] = z = (t = x >> (y <= 32 ? y - 1 : 31)) >> 1; 12019: t = -(t & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 12020: } 12021: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | t; 12022: break; 12023: case 0b101_000 >> 3: //LSR.L Dq,Dr 12024: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 12025: XEiJ.mpuCycleCount += 8 + (y << 1); 12026: if (y == 0) { //y=data=0 12027: z = x; 12028: XEiJ.regCCR = XEiJ.regCCR & XEiJ.REG_CCR_X | (z < 0 ? XEiJ.REG_CCR_N : z == 0 ? XEiJ.REG_CCR_Z : 0); //Xは変化しない。Cはクリア 12029: } else { //y=data=1～63 12030: XEiJ.regRn[rrr] = z = (t = y <= 32 ? x >>> y - 1 : 0) >>> 1; 12031: XEiJ.regCCR = (z == 0 ? XEiJ.REG_CCR_Z : 0) | -(t & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 12032: } 12033: break; 12034: case 0b110_000 >> 3: //ROXR.L Dq,Dr 12035: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 12036: XEiJ.mpuCycleCount += 8 + (y << 1); 12037: //y %= 33; 12038: y -= 32 - y >> 6 & 33; //y=data=0～32 12039: if (y == 0) { //y=data=0 12040: z = x; 12041: t = -(XEiJ.regCCR >> 4 & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //Xは変化しない。CはXのコピー 12042: } else { //y=data=1～32 12043: z = (XEiJ.regCCR & XEiJ.REG_CCR_X) << 31 - 4 | x >>> 1; 12044: if (y == 1) { //y=data=1 12045: t = x; //Cは最後に押し出されたビット 12046: } else { //y=data=2～32 12047: z = x << 33 - y | (t = z >>> y - 2) >>> 1; 12048: } 12049: XEiJ.regRn[rrr] = z; 12050: t = -(t & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 12051: } 12052: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | t; 12053: break; 12054: case 0b111_000 >> 3: //ROR.L Dq,Dr 12055: default: 12056: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 12057: XEiJ.mpuCycleCount += 8 + (y << 1); 12058: if (y == 0) { 12059: z = x; 12060: t = 0; //Cはクリア 12061: } else { 12062: y &= 31; //y=data=0～31 12063: XEiJ.regRn[rrr] = z = x << -y | x >>> y; //Javaのシフト演算子は5ビットでマスクされるので32-yを-yに省略。y=32のときx|xになるが問題ない 12064: t = z >>> 31; //Cは結果の最上位ビット 12065: } 12066: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | t; //Xは変化しない 12067: } 12068: } //irpXxrToRegLong 12069: 12070: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12071: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 12072: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 12073: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12074: //ASR.W <ea> |-|012346|-|UUUUU|***0*| M+-WXZ |1110_000_011_mmm_rrr 12075: // 12076: //ASR.W #<data>,Dr 12077: //ASR.W Dq,Dr 12078: //ASR.W <ea> 12079: // 算術右シフトワード 12080: // ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ XNZVC 12081: // 0 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*00 Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12082: // 1 ................ｱｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿ ﾀｱ*0ﾀ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿ==0 12083: // : 12084: // 15 ................ｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱ ｲｱ*0ｲ Z=ｱ==0 12085: // 16 ................ｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱｱ ｱｱ*0ｱ Z=ｱ==0 12086: // CCR 12087: // X countが0のとき変化しない。他は最後に押し出されたビット 12088: // N 結果の最上位ビット 12089: // Z 結果が0のときセット。他はクリア 12090: // V 常にクリア 12091: // C countが0のときクリア。他は最後に押し出されたビット 12092: public static void irpAsrToMem () throws M68kException { 12093: XEiJ.mpuCycleCount += 8; 12094: int ea = XEiJ.regOC & 63; 12095: int a = efaMltWord (ea); 12096: int x = XEiJ.busRws (a); 12097: int z = x >> 1; 12098: XEiJ.busWw (a, z); 12099: XEiJ.regCCR = ((z < 0 ? XEiJ.REG_CCR_N : 0) | 12100: (z == 0 ? XEiJ.REG_CCR_Z : 0) | 12101: -(x & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //XとCは最後に押し出されたビット 12102: } //irpAsrToMem 12103: 12104: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12105: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 12106: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 12107: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12108: //ASL.B #<data>,Dr |-|012346|-|UUUUU|*****| |1110_qqq_100_000_rrr 12109: //LSL.B #<data>,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_100_001_rrr 12110: //ROXL.B #<data>,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_100_010_rrr 12111: //ROL.B #<data>,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_100_011_rrr 12112: //ASL.B Dq,Dr |-|012346|-|UUUUU|*****| |1110_qqq_100_100_rrr 12113: //LSL.B Dq,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_100_101_rrr 12114: //ROXL.B Dq,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_100_110_rrr 12115: //ROL.B Dq,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_100_111_rrr 12116: //ASL.B Dr |A|012346|-|UUUUU|*****| |1110_001_100_000_rrr [ASL.B #1,Dr] 12117: //LSL.B Dr |A|012346|-|UUUUU|***0*| |1110_001_100_001_rrr [LSL.B #1,Dr] 12118: //ROXL.B Dr |A|012346|-|*UUUU|***0*| |1110_001_100_010_rrr [ROXL.B #1,Dr] 12119: //ROL.B Dr |A|012346|-|-UUUU|-**0*| |1110_001_100_011_rrr [ROL.B #1,Dr] 12120: // 12121: //ASL.B #<data>,Dr 12122: //ASL.B Dq,Dr 12123: // 算術左シフトバイト 12124: // ........................ｱｲｳｴｵｶｷｸ XNZVC 12125: // 0 ........................ｱｲｳｴｵｶｷｸ Xｱ*00 Z=ｱｲｳｴｵｶｷｸ==0 12126: // 1 ........................ｲｳｴｵｶｷｸ0 ｱｲ**ｱ Z=ｲｳｴｵｶｷｸ==0,V=ｱｲ!=0/-1 12127: // : 12128: // 7 ........................ｸ0000000 ｷｸ**ｷ Z=ｸ==0,V=ｱｲｳｴｵｶｷｸ!=0/-1 12129: // 8 ........................00000000 ｸ01*ｸ V=ｱｲｳｴｵｶｷｸ!=0 12130: // 9 ........................00000000 001*0 V=ｱｲｳｴｵｶｷｸ!=0 12131: // CCR 12132: // X countが0のとき変化しない。他は最後に押し出されたビット 12133: // N 結果の最上位ビット 12134: // Z 結果が0のときセット。他はクリア 12135: // V ASRで元に戻せないときセット。他はクリア 12136: // C countが0のときクリア。他は最後に押し出されたビット 12137: // 12138: //LSL.B #<data>,Dr 12139: //LSL.B Dq,Dr 12140: // 論理左シフトバイト 12141: // ........................ｱｲｳｴｵｶｷｸ XNZVC 12142: // 0 ........................ｱｲｳｴｵｶｷｸ Xｱ*00 Z=ｱｲｳｴｵｶｷｸ==0 12143: // 1 ........................ｲｳｴｵｶｷｸ0 ｱｲ*0ｱ Z=ｲｳｴｵｶｷｸ==0 12144: // : 12145: // 7 ........................ｸ0000000 ｷｸ*0ｷ Z=ｸ==0 12146: // 8 ........................00000000 ｸ010ｸ 12147: // 9 ........................00000000 00100 12148: // CCR 12149: // X countが0のとき変化しない。他は最後に押し出されたビット 12150: // N 結果の最上位ビット 12151: // Z 結果が0のときセット。他はクリア 12152: // V 常にクリア 12153: // C countが0のときクリア。他は最後に押し出されたビット 12154: // 12155: //ROL.B #<data>,Dr 12156: //ROL.B Dq,Dr 12157: // 左ローテートバイト 12158: // ........................ｱｲｳｴｵｶｷｸ XNZVC 12159: // 0 ........................ｱｲｳｴｵｶｷｸ Xｱ*00 Z=ｱｲｳｴｵｶｷｸ==0 12160: // 1 ........................ｲｳｴｵｶｷｸｱ Xｲ*0ｱ Z=ｱｲｳｴｵｶｷｸ==0 12161: // : 12162: // 7 ........................ｸｱｲｳｴｵｶｷ Xｸ*0ｷ Z=ｱｲｳｴｵｶｷｸ==0 12163: // 8 ........................ｱｲｳｴｵｶｷｸ Xｱ*0ｸ Z=ｱｲｳｴｵｶｷｸ==0 12164: // CCR 12165: // X 常に変化しない 12166: // N 結果の最上位ビット 12167: // Z 結果が0のときセット。他はクリア 12168: // V 常にクリア 12169: // C countが0のときクリア。他は結果の最下位ビット 12170: // 12171: //ROXL.B #<data>,Dr 12172: //ROXL.B Dq,Dr 12173: // 拡張左ローテートバイト 12174: // ........................ｱｲｳｴｵｶｷｸ XNZVC 12175: // 0 ........................ｱｲｳｴｵｶｷｸ Xｱ*0X Z=ｱｲｳｴｵｶｷｸ==0 12176: // 1 ........................ｲｳｴｵｶｷｸX ｱｲ*0ｱ Z=ｲｳｴｵｶｷｸX==0 12177: // 2 ........................ｳｴｵｶｷｸXｱ ｲｳ*0ｲ Z=ｱｳｴｵｶｷｸX==0 12178: // : 12179: // 7 ........................ｸXｱｲｳｴｵｶ ｷｸ*0ｷ Z=ｱｲｳｴｵｶｸX==0 12180: // 8 ........................Xｱｲｳｴｵｶｷ ｸX*0ｸ Z=ｱｲｳｴｵｶｷX==0 12181: // 9 ........................ｱｲｳｴｵｶｷｸ Xｱ*0X Z=ｱｲｳｴｵｶｷｸ==0 12182: // CCR 12183: // X countが0のとき変化しない。他は最後に押し出されたビット 12184: // N 結果の最上位ビット 12185: // Z 結果が0のときセット。他はクリア 12186: // V 常にクリア 12187: // C countが0のときXのコピー。他は最後に押し出されたビット 12188: public static void irpXxlToRegByte () throws M68kException { 12189: int rrr; 12190: int x = XEiJ.regRn[rrr = XEiJ.regOC & 7]; 12191: int y; 12192: int z; 12193: int t; 12194: switch (XEiJ.regOC >> 3 & 0b111_000 >> 3) { 12195: case 0b000_000 >> 3: //ASL.B #<data>,Dr 12196: XEiJ.mpuCycleCount += 6 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 12197: XEiJ.regRn[rrr] = ~0xff & x | 0xff & (z = (byte) ((t = x << y) << 1)); 12198: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | (z >> y + 1 != (byte) x ? XEiJ.REG_CCR_V : 0) | (byte) t >> 7 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //VはASRで元に戻せないときセット。XとCは最後に押し出されたビット 12199: break; 12200: case 0b001_000 >> 3: //LSL.B #<data>,Dr 12201: XEiJ.mpuCycleCount += 6 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 12202: XEiJ.regRn[rrr] = ~0xff & x | 0xff & (z = (byte) ((t = x << y) << 1)); 12203: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | (byte) t >> 7 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 12204: break; 12205: case 0b010_000 >> 3: //ROXL.B #<data>,Dr 12206: XEiJ.mpuCycleCount += 6 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 12207: z = x << 1 | XEiJ.regCCR >> 4 & 1; 12208: if (y == 1 - 1) { //y=data-1=1-1 12209: t = x; 12210: } else { //y=data-1=2-1～8-1 12211: z = (t = z << y - (2 - 1)) << 1 | (0xff & x) >>> 9 - 1 - y; 12212: } 12213: XEiJ.regRn[rrr] = ~0xff & x | 0xff & (z = (byte) z); 12214: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | (byte) t >> 7 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 12215: break; 12216: case 0b011_000 >> 3: //ROL.B #<data>,Dr 12217: XEiJ.mpuCycleCount += 6 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 12218: XEiJ.regRn[rrr] = ~0xff & x | 0xff & (z = (byte) (x << y + 1 | (0xff & x) >>> 7 - y)); 12219: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | z & 1; //Xは変化しない。Cは結果の最下位ビット 12220: break; 12221: case 0b100_000 >> 3: //ASL.B Dq,Dr 12222: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 12223: XEiJ.mpuCycleCount += 6 + (y << 1); 12224: if (y <= 7) { //y=data=0～7 12225: if (y == 0) { //y=data=0 12226: z = (byte) x; 12227: t = XEiJ.regCCR & XEiJ.REG_CCR_X; //Xは変化しない。VとCはクリア 12228: } else { //y=data=1～7 12229: XEiJ.regRn[rrr] = ~0xff & x | 0xff & (z = (byte) ((t = x << y - 1) << 1)); 12230: t = (z >> y != (byte) x ? XEiJ.REG_CCR_V : 0) | (byte) t >> 7 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //VはASRで元に戻せないときセット。XとCは最後に押し出されたビット 12231: } 12232: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | t; 12233: } else { //y=data=8～63 12234: XEiJ.regRn[rrr] = ~0xff & x; 12235: XEiJ.regCCR = XEiJ.REG_CCR_Z | ((byte) x != 0 ? XEiJ.REG_CCR_V : 0) | (y == 8 ? -(x & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C) : 0); 12236: } 12237: break; 12238: case 0b101_000 >> 3: //LSL.B Dq,Dr 12239: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 12240: XEiJ.mpuCycleCount += 6 + (y << 1); 12241: if (y == 0) { //y=data=0 12242: z = (byte) x; 12243: t = XEiJ.regCCR & XEiJ.REG_CCR_X; //Xは変化しない。Cはクリア 12244: } else { //y=data=1～63 12245: XEiJ.regRn[rrr] = ~0xff & x | 0xff & (z = (byte) ((t = y <= 8 ? x << y - 1 : 0) << 1)); 12246: t = (byte) t >> 7 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 12247: } 12248: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | t; 12249: break; 12250: case 0b110_000 >> 3: //ROXL.B Dq,Dr 12251: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 12252: XEiJ.mpuCycleCount += 6 + (y << 1); 12253: //y %= 9; 12254: y = (y & 7) - (y >> 3); //y=data=-7～7 12255: y += y >> 3 & 9; //y=data=0～8 12256: if (y == 0) { //y=data=0 12257: z = (byte) x; 12258: t = -(XEiJ.regCCR >> 4 & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //Xは変化しない。CはXのコピー 12259: } else { //y=data=1～8 12260: z = x << 1 | XEiJ.regCCR >> 4 & 1; 12261: if (y == 1) { //y=data=1 12262: t = x; //Cは最後に押し出されたビット 12263: } else { //y=data=2～8 12264: z = (t = z << y - 2) << 1 | (0xff & x) >>> 9 - y; 12265: } 12266: XEiJ.regRn[rrr] = ~0xff & x | 0xff & (z = (byte) z); 12267: t = (byte) t >> 7 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 12268: } 12269: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | t; 12270: break; 12271: case 0b111_000 >> 3: //ROL.B Dq,Dr 12272: default: 12273: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 12274: XEiJ.mpuCycleCount += 6 + (y << 1); 12275: if (y == 0) { 12276: z = (byte) x; 12277: t = 0; //Cはクリア 12278: } else { 12279: y &= 7; //y=data=0～7 12280: XEiJ.regRn[rrr] = ~0xff & x | 0xff & (z = (byte) (x << y | (0xff & x) >>> 8 - y)); 12281: t = z & 1; //Cは結果の最下位ビット 12282: } 12283: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | t; //Xは変化しない 12284: } 12285: } //irpXxlToRegByte 12286: 12287: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12288: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 12289: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 12290: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12291: //ASL.W #<data>,Dr |-|012346|-|UUUUU|*****| |1110_qqq_101_000_rrr 12292: //LSL.W #<data>,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_101_001_rrr 12293: //ROXL.W #<data>,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_101_010_rrr 12294: //ROL.W #<data>,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_101_011_rrr 12295: //ASL.W Dq,Dr |-|012346|-|UUUUU|*****| |1110_qqq_101_100_rrr 12296: //LSL.W Dq,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_101_101_rrr 12297: //ROXL.W Dq,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_101_110_rrr 12298: //ROL.W Dq,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_101_111_rrr 12299: //ASL.W Dr |A|012346|-|UUUUU|*****| |1110_001_101_000_rrr [ASL.W #1,Dr] 12300: //LSL.W Dr |A|012346|-|UUUUU|***0*| |1110_001_101_001_rrr [LSL.W #1,Dr] 12301: //ROXL.W Dr |A|012346|-|*UUUU|***0*| |1110_001_101_010_rrr [ROXL.W #1,Dr] 12302: //ROL.W Dr |A|012346|-|-UUUU|-**0*| |1110_001_101_011_rrr [ROL.W #1,Dr] 12303: // 12304: //ASL.W #<data>,Dr 12305: //ASL.W Dq,Dr 12306: //ASL.W <ea> 12307: // 算術左シフトワード 12308: // ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ XNZVC 12309: // 0 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*00 Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12310: // 1 ................ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ0 ｱｲ**ｱ Z=ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0,V=ｱｲ!=0/-1 12311: // : 12312: // 15 ................ﾀ000000000000000 ｿﾀ**ｿ Z=ﾀ==0,V=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ!=0/-1 12313: // 16 ................0000000000000000 ﾀ01*ﾀ V=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ!=0 12314: // 17 ................0000000000000000 001*0 V=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ!=0 12315: // CCR 12316: // X countが0のとき変化しない。他は最後に押し出されたビット 12317: // N 結果の最上位ビット 12318: // Z 結果が0のときセット。他はクリア 12319: // V ASRで元に戻せないときセット。他はクリア 12320: // C countが0のときクリア。他は最後に押し出されたビット 12321: // 12322: //LSL.W #<data>,Dr 12323: //LSL.W Dq,Dr 12324: //LSL.W <ea> 12325: // 論理左シフトワード 12326: // ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ XNZVC 12327: // 0 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*00 Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12328: // 1 ................ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ0 ｱｲ*0ｱ Z=ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12329: // : 12330: // 15 ................ﾀ000000000000000 ｿﾀ*0ｿ Z=ﾀ==0 12331: // 16 ................0000000000000000 ﾀ010ﾀ 12332: // 17 ................0000000000000000 00100 12333: // CCR 12334: // X countが0のとき変化しない。他は最後に押し出されたビット 12335: // N 結果の最上位ビット 12336: // Z 結果が0のときセット。他はクリア 12337: // V 常にクリア 12338: // C countが0のときクリア。他は最後に押し出されたビット 12339: // 12340: //ROL.W #<data>,Dr 12341: //ROL.W Dq,Dr 12342: //ROL.W <ea> 12343: // 左ローテートワード 12344: // ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ XNZVC 12345: // 0 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*00 Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12346: // 1 ................ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀｱ Xｲ*0ｱ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12347: // : 12348: // 15 ................ﾀｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿ Xﾀ*0ｿ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12349: // 16 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*0ﾀ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12350: // CCR 12351: // X 常に変化しない 12352: // N 結果の最上位ビット 12353: // Z 結果が0のときセット。他はクリア 12354: // V 常にクリア 12355: // C countが0のときクリア。他は結果の最下位ビット 12356: // 12357: //ROXL.W #<data>,Dr 12358: //ROXL.W Dq,Dr 12359: //ROXL.W <ea> 12360: // 拡張左ローテートワード 12361: // ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ XNZVC 12362: // 0 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*0X Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12363: // 1 ................ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀX ｱｲ*0ｱ Z=ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀX==0 12364: // 2 ................ｳｴｵｶｷｸｹｺｻｼｽｾｿﾀXｱ ｲｳ*0ｲ Z=ｱｳｴｵｶｷｸｹｺｻｼｽｾｿﾀX==0 12365: // : 12366: // 15 ................ﾀXｱｲｳｴｵｶｷｸｹｺｻｼｽｾ ｿﾀ*0ｿ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾﾀX==0 12367: // 16 ................Xｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿ ﾀX*0ﾀ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿX==0 12368: // 17 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*0X Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12369: // CCR 12370: // X countが0のとき変化しない。他は最後に押し出されたビット 12371: // N 結果の最上位ビット 12372: // Z 結果が0のときセット。他はクリア 12373: // V 常にクリア 12374: // C countが0のときXのコピー。他は最後に押し出されたビット 12375: public static void irpXxlToRegWord () throws M68kException { 12376: int rrr; 12377: int x = XEiJ.regRn[rrr = XEiJ.regOC & 7]; 12378: int y; 12379: int z; 12380: int t; 12381: switch (XEiJ.regOC >> 3 & 0b111_000 >> 3) { 12382: case 0b000_000 >> 3: //ASL.W #<data>,Dr 12383: XEiJ.mpuCycleCount += 6 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 12384: XEiJ.regRn[rrr] = ~0xffff & x | (char) (z = (short) ((t = x << y) << 1)); 12385: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | (z >> y + 1 != (short) x ? XEiJ.REG_CCR_V : 0) | (short) t >> 15 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //VはASRで元に戻せないときセット。XとCは最後に押し出されたビット 12386: break; 12387: case 0b001_000 >> 3: //LSL.W #<data>,Dr 12388: XEiJ.mpuCycleCount += 6 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 12389: XEiJ.regRn[rrr] = ~0xffff & x | (char) (z = (short) ((t = x << y) << 1)); 12390: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | (short) t >> 15 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 12391: break; 12392: case 0b010_000 >> 3: //ROXL.W #<data>,Dr 12393: XEiJ.mpuCycleCount += 6 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 12394: z = x << 1 | XEiJ.regCCR >> 4 & 1; 12395: if (y == 1 - 1) { //y=data-1=1-1 12396: t = x; 12397: } else { //y=data-1=2-1～8-1 12398: z = (t = z << y - (2 - 1)) << 1 | (char) x >>> 17 - 1 - y; 12399: } 12400: XEiJ.regRn[rrr] = ~0xffff & x | (char) (z = (short) z); 12401: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | (short) t >> 15 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 12402: break; 12403: case 0b011_000 >> 3: //ROL.W #<data>,Dr 12404: XEiJ.mpuCycleCount += 6 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 12405: XEiJ.regRn[rrr] = ~0xffff & x | (char) (z = (short) (x << y + 1 | (char) x >>> 16 - 1 - y)); 12406: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | z & 1; //Xは変化しない。Cは結果の最下位ビット 12407: break; 12408: case 0b100_000 >> 3: //ASL.W Dq,Dr 12409: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 12410: XEiJ.mpuCycleCount += 6 + (y << 1); 12411: if (y <= 15) { //y=data=0～15 12412: if (y == 0) { //y=data=0 12413: z = (short) x; 12414: t = XEiJ.regCCR & XEiJ.REG_CCR_X; //Xは変化しない。VとCはクリア 12415: } else { //y=data=1～15 12416: XEiJ.regRn[rrr] = ~0xffff & x | (char) (z = (short) ((t = x << y - 1) << 1)); 12417: t = (z >> y != (short) x ? XEiJ.REG_CCR_V : 0) | (short) t >> 15 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //VはASRで元に戻せないときセット。XとCは最後に押し出されたビット 12418: } 12419: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | t; 12420: } else { //y=data=16～63 12421: XEiJ.regRn[rrr] = ~0xffff & x; 12422: XEiJ.regCCR = XEiJ.REG_CCR_Z | ((short) x != 0 ? XEiJ.REG_CCR_V : 0) | (y == 16 ? -(x & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C) : 0); 12423: } 12424: break; 12425: case 0b101_000 >> 3: //LSL.W Dq,Dr 12426: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 12427: XEiJ.mpuCycleCount += 6 + (y << 1); 12428: if (y == 0) { //y=data=0 12429: z = (short) x; 12430: t = XEiJ.regCCR & XEiJ.REG_CCR_X; //Xは変化しない。Cはクリア 12431: } else { //y=data=1～63 12432: XEiJ.regRn[rrr] = ~0xffff & x | (char) (z = (short) ((t = y <= 16 ? x << y - 1 : 0) << 1)); 12433: t = (short) t >> 15 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 12434: } 12435: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | t; 12436: break; 12437: case 0b110_000 >> 3: //ROXL.W Dq,Dr 12438: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 12439: XEiJ.mpuCycleCount += 6 + (y << 1); 12440: //y %= 17; 12441: y = (y & 15) - (y >> 4); //y=data=-3～15 12442: y += y >> 4 & 17; //y=data=0～16 12443: if (y == 0) { //y=data=0 12444: z = (short) x; 12445: t = -(XEiJ.regCCR >> 4 & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //Xは変化しない。CはXのコピー 12446: } else { //y=data=1～16 12447: z = x << 1 | XEiJ.regCCR >> 4 & 1; 12448: if (y == 1) { //y=data=1 12449: t = x; //Cは最後に押し出されたビット 12450: } else { //y=data=2～16 12451: z = (t = z << y - 2) << 1 | (char) x >>> 17 - y; 12452: } 12453: XEiJ.regRn[rrr] = ~0xffff & x | (char) (z = (short) z); 12454: t = (short) t >> 15 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 12455: } 12456: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | t; 12457: break; 12458: case 0b111_000 >> 3: //ROL.W Dq,Dr 12459: default: 12460: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 12461: XEiJ.mpuCycleCount += 6 + (y << 1); 12462: if (y == 0) { 12463: z = (short) x; 12464: t = 0; //Cはクリア 12465: } else { 12466: y &= 15; //y=data=0～15 12467: XEiJ.regRn[rrr] = ~0xffff & x | (char) (z = (short) (x << y | (char) x >>> 16 - y)); 12468: t = z & 1; //Cは結果の最下位ビット 12469: } 12470: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | t; //Xは変化しない 12471: } 12472: } //irpXxlToRegWord 12473: 12474: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12475: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 12476: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 12477: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12478: //ASL.L #<data>,Dr |-|012346|-|UUUUU|*****| |1110_qqq_110_000_rrr 12479: //LSL.L #<data>,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_110_001_rrr 12480: //ROXL.L #<data>,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_110_010_rrr 12481: //ROL.L #<data>,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_110_011_rrr 12482: //ASL.L Dq,Dr |-|012346|-|UUUUU|*****| |1110_qqq_110_100_rrr 12483: //LSL.L Dq,Dr |-|012346|-|UUUUU|***0*| |1110_qqq_110_101_rrr 12484: //ROXL.L Dq,Dr |-|012346|-|*UUUU|***0*| |1110_qqq_110_110_rrr 12485: //ROL.L Dq,Dr |-|012346|-|-UUUU|-**0*| |1110_qqq_110_111_rrr 12486: //ASL.L Dr |A|012346|-|UUUUU|*****| |1110_001_110_000_rrr [ASL.L #1,Dr] 12487: //LSL.L Dr |A|012346|-|UUUUU|***0*| |1110_001_110_001_rrr [LSL.L #1,Dr] 12488: //ROXL.L Dr |A|012346|-|*UUUU|***0*| |1110_001_110_010_rrr [ROXL.L #1,Dr] 12489: //ROL.L Dr |A|012346|-|-UUUU|-**0*| |1110_001_110_011_rrr [ROL.L #1,Dr] 12490: // 12491: //ASL.L #<data>,Dr 12492: //ASL.L Dq,Dr 12493: // 算術左シフトロング 12494: // ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ XNZVC 12495: // 0 ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ Xｱ**0 Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ==0 12496: // 1 ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ0 ｱｲ**ｱ Z=ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ==0,V=ｱｲ!=0/-1 12497: // : 12498: // 31 ﾐ0000000000000000000000000000000 ﾏﾐ**ﾏ Z=ﾐ==0,V=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ!=0/-1 12499: // 32 00000000000000000000000000000000 ﾐ01*ﾐ V=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ!=0 12500: // 33 00000000000000000000000000000000 001*0 V=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ!=0 12501: // CCR 12502: // X countが0のとき変化しない。他は最後に押し出されたビット 12503: // N 結果の最上位ビット 12504: // Z 結果が0のときセット。他はクリア 12505: // V ASRで元に戻せないときセット。他はクリア 12506: // C countが0のときクリア。他は最後に押し出されたビット 12507: // 12508: //LSL.L #<data>,Dr 12509: //LSL.L Dq,Dr 12510: // 論理左シフトロング 12511: // ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ XNZVC 12512: // 0 ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ Xｱ*00 Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ==0 12513: // 1 ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ0 ｱｲ*0ｱ Z=ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ==0 12514: // : 12515: // 31 ﾐ0000000000000000000000000000000 ﾏﾐ*0ﾏ Z=ﾐ==0 12516: // 32 00000000000000000000000000000000 ﾐ010ﾐ 12517: // 33 00000000000000000000000000000000 00100 12518: // CCR 12519: // X countが0のとき変化しない。他は最後に押し出されたビット 12520: // N 結果の最上位ビット 12521: // Z 結果が0のときセット。他はクリア 12522: // V 常にクリア 12523: // C countが0のときクリア。他は最後に押し出されたビット 12524: // 12525: //ROL.L #<data>,Dr 12526: //ROL.L Dq,Dr 12527: // 左ローテートロング 12528: // ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ XNZVC 12529: // 0 ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ Xｱ*00 Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ==0 12530: // 1 ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐｱ Xｲ*0ｱ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ==0 12531: // : 12532: // 31 ﾐｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏ Xﾐ*0ﾏ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ==0 12533: // 32 ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ Xｱ*0ﾐ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ==0 12534: // CCR 12535: // X 常に変化しない 12536: // N 結果の最上位ビット 12537: // Z 結果が0のときセット。他はクリア 12538: // V 常にクリア 12539: // C countが0のときクリア。他は結果の最下位ビット 12540: // 12541: //ROXL.L #<data>,Dr 12542: //ROXL.L Dq,Dr 12543: // 拡張左ローテートロング 12544: // ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ XNZVC 12545: // 0 ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ Xｱ*0X Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ==0 12546: // 1 ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐX ｱｲ*0ｱ Z=ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐX==0 12547: // 2 ｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐXｱ ｲｳ*0ｲ Z=ｱｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐX==0 12548: // : 12549: // 31 ﾐXｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎ ﾏﾐ*0ﾏ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾐX==0 12550: // 32 Xｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏ ﾐX*0ﾐ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏX==0 12551: // 33 ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ Xｱ*0X Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐ==0 12552: // CCR 12553: // X countが0のとき変化しない。他は最後に押し出されたビット 12554: // N 結果の最上位ビット 12555: // Z 結果が0のときセット。他はクリア 12556: // V 常にクリア 12557: // C countが0のときXのコピー。他は最後に押し出されたビット 12558: public static void irpXxlToRegLong () throws M68kException { 12559: int rrr; 12560: int x = XEiJ.regRn[rrr = XEiJ.regOC & 7]; 12561: int y; 12562: int z; 12563: int t; 12564: switch (XEiJ.regOC >> 3 & 0b111_000 >> 3) { 12565: case 0b000_000 >> 3: //ASL.L #<data>,Dr 12566: XEiJ.mpuCycleCount += 8 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 12567: XEiJ.regRn[rrr] = z = (t = x << y) << 1; 12568: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | (z >> y + 1 != x ? XEiJ.REG_CCR_V : 0) | t >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //VはASRで元に戻せないときセット。XとCは最後に押し出されたビット 12569: break; 12570: case 0b001_000 >> 3: //LSL.L #<data>,Dr 12571: XEiJ.mpuCycleCount += 8 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 12572: XEiJ.regRn[rrr] = z = (t = x << y) << 1; 12573: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | t >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 12574: break; 12575: case 0b010_000 >> 3: //ROXL.L #<data>,Dr 12576: XEiJ.mpuCycleCount += 8 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 12577: z = x << 1 | XEiJ.regCCR >> 4 & 1; 12578: if (y == 1 - 1) { //y=data-1=1-1 12579: t = x; 12580: } else { //y=data-1=2-1～8-1 12581: z = (t = z << y - (2 - 1)) << 1 | x >>> -y; //Javaのシフト演算子は5ビットでマスクされるので33-1-yを-yに省略 12582: } 12583: XEiJ.regRn[rrr] = z; 12584: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | t >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 12585: break; 12586: case 0b011_000 >> 3: //ROL.L #<data>,Dr 12587: XEiJ.mpuCycleCount += 8 + 2 + ((y = (XEiJ.regOC >> 9) - 1 & 7) << 1); //y=data-1=1-1～8-1 12588: XEiJ.regRn[rrr] = z = x << y + 1 | x >>> ~y; //Javaのシフト演算子は5ビットでマスクされるので32-1-yを~yに省略 12589: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | z & 1; //Xは変化しない。Cは結果の最下位ビット 12590: break; 12591: case 0b100_000 >> 3: //ASL.L Dq,Dr 12592: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 12593: XEiJ.mpuCycleCount += 8 + (y << 1); 12594: if (y <= 31) { //y=data=0～31 12595: if (y == 0) { //y=data=0 12596: z = x; 12597: t = XEiJ.regCCR & XEiJ.REG_CCR_X; //Xは変化しない。VとCはクリア 12598: } else { //y=data=1～31 12599: XEiJ.regRn[rrr] = z = (t = x << y - 1) << 1; 12600: t = (z >> y != x ? XEiJ.REG_CCR_V : 0) | t >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //VはASRで元に戻せないときセット。XとCは最後に押し出されたビット 12601: } 12602: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | t; 12603: } else { //y=data=32～63 12604: XEiJ.regRn[rrr] = 0; 12605: XEiJ.regCCR = XEiJ.REG_CCR_Z | (x != 0 ? XEiJ.REG_CCR_V : 0) | (y == 32 ? -(x & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C) : 0); 12606: } 12607: break; 12608: case 0b101_000 >> 3: //LSL.L Dq,Dr 12609: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 12610: XEiJ.mpuCycleCount += 8 + (y << 1); 12611: if (y == 0) { //y=data=0 12612: z = x; 12613: t = XEiJ.regCCR & XEiJ.REG_CCR_X; //Xは変化しない。Cはクリア 12614: } else { //y=data=1～63 12615: XEiJ.regRn[rrr] = z = (t = y <= 32 ? x << y - 1 : 0) << 1; 12616: t = t >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 12617: } 12618: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | t; 12619: break; 12620: case 0b110_000 >> 3: //ROXL.L Dq,Dr 12621: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 12622: XEiJ.mpuCycleCount += 8 + (y << 1); 12623: //y %= 33; 12624: y -= 32 - y >> 6 & 33; //y=data=0～32 12625: if (y == 0) { //y=data=0 12626: z = x; 12627: t = -(XEiJ.regCCR >> 4 & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //Xは変化しない。CはXのコピー 12628: } else { //y=data=1～32 12629: z = x << 1 | XEiJ.regCCR >> 4 & 1; 12630: if (y == 1) { //y=data=1 12631: t = x; //Cは最後に押し出されたビット 12632: } else { //y=data=2～32 12633: z = (t = z << y - 2) << 1 | x >>> 33 - y; 12634: } 12635: XEiJ.regRn[rrr] = z; 12636: t = t >> 31 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); //XとCは最後に押し出されたビット 12637: } 12638: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.REG_CCR_Z : 0) | t; 12639: break; 12640: case 0b111_000 >> 3: //ROL.L Dq,Dr 12641: default: 12642: y = XEiJ.regRn[XEiJ.regOC >> 9 & 7] & 63; //y=0～63。Javaのシフト演算子は5ビットでマスクされることに注意 12643: XEiJ.mpuCycleCount += 8 + (y << 1); 12644: if (y == 0) { 12645: z = x; 12646: t = 0; //Cはクリア 12647: } else { 12648: XEiJ.regRn[rrr] = z = x << y | x >>> -y; //Javaのシフト演算子は5ビットでマスクされるのでy&31をyに、32-(y&31)を-yに省略。y=32のときx|xになるが問題ない 12649: t = z & 1; 12650: } 12651: XEiJ.regCCR = z >> 28 & XEiJ.REG_CCR_N | (z == 0 ? XEiJ.regCCR & XEiJ.REG_CCR_X | XEiJ.REG_CCR_Z : XEiJ.regCCR & XEiJ.REG_CCR_X) | t; //Xは変化しない 12652: } 12653: } //irpXxlToRegLong 12654: 12655: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12656: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 12657: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 12658: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12659: //ASL.W <ea> |-|012346|-|UUUUU|*****| M+-WXZ |1110_000_111_mmm_rrr 12660: // 12661: //ASL.W #<data>,Dr 12662: //ASL.W Dq,Dr 12663: //ASL.W <ea> 12664: // 算術左シフトワード 12665: // ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ XNZVC 12666: // 0 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*00 Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12667: // 1 ................ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ0 ｱｲ**ｱ Z=ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0,V=ｱｲ!=0/-1 12668: // : 12669: // 15 ................ﾀ000000000000000 ｿﾀ**ｿ Z=ﾀ==0,V=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ!=0/-1 12670: // 16 ................0000000000000000 ﾀ01*ﾀ V=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ!=0 12671: // 17 ................0000000000000000 001*0 V=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ!=0 12672: // CCR 12673: // X countが0のとき変化しない。他は最後に押し出されたビット 12674: // N 結果の最上位ビット 12675: // Z 結果が0のときセット。他はクリア 12676: // V ASRで元に戻せないときセット。他はクリア 12677: // C countが0のときクリア。他は最後に押し出されたビット 12678: public static void irpAslToMem () throws M68kException { 12679: XEiJ.mpuCycleCount += 8; 12680: int ea = XEiJ.regOC & 63; 12681: int a = efaMltWord (ea); 12682: int x = XEiJ.busRws (a); 12683: int z = (short) (x << 1); 12684: XEiJ.busWw (a, z); 12685: XEiJ.regCCR = ((z < 0 ? XEiJ.REG_CCR_N : 0) | 12686: (z == 0 ? XEiJ.REG_CCR_Z : 0) | 12687: (x ^ z) >>> 31 << 1 | //Vは最上位ビットが変化したときセット 12688: x >> 15 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //XとCは最後に押し出されたビット 12689: } //irpAslToMem 12690: 12691: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12692: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 12693: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 12694: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12695: //LSR.W <ea> |-|012346|-|UUUUU|*0*0*| M+-WXZ |1110_001_011_mmm_rrr 12696: // 12697: //LSR.W #<data>,Dr 12698: //LSR.W Dq,Dr 12699: //LSR.W <ea> 12700: // 論理右シフトワード 12701: // ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ XNZVC 12702: // 0 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*00 Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12703: // 1 ................0ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿ ﾀ0*0ﾀ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿ==0 12704: // : 12705: // 15 ................000000000000000ｱ ｲ0*0ｲ Z=ｱ==0 12706: // 16 ................0000000000000000 ｱ010ｱ 12707: // 17 ................0000000000000000 00100 12708: // CCR 12709: // X countが0のとき変化しない。他は最後に押し出されたビット 12710: // N 結果の最上位ビット 12711: // Z 結果が0のときセット。他はクリア 12712: // V 常にクリア 12713: // C countが0のときクリア。他は最後に押し出されたビット 12714: public static void irpLsrToMem () throws M68kException { 12715: XEiJ.mpuCycleCount += 8; 12716: int ea = XEiJ.regOC & 63; 12717: int a = efaMltWord (ea); 12718: int x = XEiJ.busRwz (a); 12719: int z = x >>> 1; 12720: XEiJ.busWw (a, z); 12721: XEiJ.regCCR = ((z == 0 ? XEiJ.REG_CCR_Z : 0) | 12722: -(x & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //XとCは最後に押し出されたビット 12723: } //irpLsrToMem 12724: 12725: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12726: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 12727: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 12728: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12729: //LSL.W <ea> |-|012346|-|UUUUU|***0*| M+-WXZ |1110_001_111_mmm_rrr 12730: // 12731: //LSL.W #<data>,Dr 12732: //LSL.W Dq,Dr 12733: //LSL.W <ea> 12734: // 論理左シフトワード 12735: // ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ XNZVC 12736: // 0 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*00 Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12737: // 1 ................ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ0 ｱｲ*0ｱ Z=ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12738: // : 12739: // 15 ................ﾀ000000000000000 ｿﾀ*0ｿ Z=ﾀ==0 12740: // 16 ................0000000000000000 ﾀ010ﾀ 12741: // 17 ................0000000000000000 00100 12742: // CCR 12743: // X countが0のとき変化しない。他は最後に押し出されたビット 12744: // N 結果の最上位ビット 12745: // Z 結果が0のときセット。他はクリア 12746: // V 常にクリア 12747: // C countが0のときクリア。他は最後に押し出されたビット 12748: public static void irpLslToMem () throws M68kException { 12749: XEiJ.mpuCycleCount += 8; 12750: int ea = XEiJ.regOC & 63; 12751: int a = efaMltWord (ea); 12752: int x = XEiJ.busRws (a); 12753: int z = (short) (x << 1); 12754: XEiJ.busWw (a, z); 12755: XEiJ.regCCR = ((z < 0 ? XEiJ.REG_CCR_N : 0) | 12756: (z == 0 ? XEiJ.REG_CCR_Z : 0) | 12757: x >> 15 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //XとCは最後に押し出されたビット 12758: } //irpLslToMem 12759: 12760: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12761: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 12762: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 12763: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12764: //ROXR.W <ea> |-|012346|-|*UUUU|***0*| M+-WXZ |1110_010_011_mmm_rrr 12765: // 12766: //ROXR.W #<data>,Dr 12767: //ROXR.W Dq,Dr 12768: //ROXR.W <ea> 12769: // 拡張右ローテートワード 12770: // ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ XNZVC 12771: // 0 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*0X Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12772: // 1 ................Xｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿ ﾀX*0ﾀ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿX==0 12773: // 2 ................ﾀXｱｲｳｴｵｶｷｸｹｺｻｼｽｾ ｿﾀ*0ｿ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾﾀX==0 12774: // : 12775: // 15 ................ｳｴｵｶｷｸｹｺｻｼｽｾｿﾀXｱ ｲｳ*0ｲ Z=ｱｳｴｵｶｷｸｹｺｻｼｽｾｿﾀX==0 12776: // 16 ................ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀX ｱｲ*0ｱ Z=ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀX==0 12777: // 17 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*0X Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12778: // CCR 12779: // X countが0のとき変化しない。他は最後に押し出されたビット 12780: // N 結果の最上位ビット 12781: // Z 結果が0のときセット。他はクリア 12782: // V 常にクリア 12783: // C countが0のときXのコピー。他は最後に押し出されたビット 12784: public static void irpRoxrToMem () throws M68kException { 12785: XEiJ.mpuCycleCount += 8; 12786: int ea = XEiJ.regOC & 63; 12787: int a = efaMltWord (ea); 12788: int x = XEiJ.busRwz (a); 12789: int z = -(XEiJ.regCCR & XEiJ.REG_CCR_X) << 15 - 4 | x >>> 1; 12790: XEiJ.busWw (a, z); 12791: XEiJ.regCCR = ((z < 0 ? XEiJ.REG_CCR_N : 0) | 12792: (z == 0 ? XEiJ.REG_CCR_Z : 0) | 12793: -(x & 1) & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //XとCは最後に押し出されたビット 12794: } //irpRoxrToMem 12795: 12796: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12797: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 12798: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 12799: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12800: //ROXL.W <ea> |-|012346|-|*UUUU|***0*| M+-WXZ |1110_010_111_mmm_rrr 12801: // 12802: //ROXL.W #<data>,Dr 12803: //ROXL.W Dq,Dr 12804: //ROXL.W <ea> 12805: // 拡張左ローテートワード 12806: // ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ XNZVC 12807: // 0 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*0X Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12808: // 1 ................ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀX ｱｲ*0ｱ Z=ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀX==0 12809: // 2 ................ｳｴｵｶｷｸｹｺｻｼｽｾｿﾀXｱ ｲｳ*0ｲ Z=ｱｳｴｵｶｷｸｹｺｻｼｽｾｿﾀX==0 12810: // : 12811: // 15 ................ﾀXｱｲｳｴｵｶｷｸｹｺｻｼｽｾ ｿﾀ*0ｿ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾﾀX==0 12812: // 16 ................Xｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿ ﾀX*0ﾀ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿX==0 12813: // 17 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*0X Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12814: // CCR 12815: // X countが0のとき変化しない。他は最後に押し出されたビット 12816: // N 結果の最上位ビット 12817: // Z 結果が0のときセット。他はクリア 12818: // V 常にクリア 12819: // C countが0のときXのコピー。他は最後に押し出されたビット 12820: public static void irpRoxlToMem () throws M68kException { 12821: XEiJ.mpuCycleCount += 8; 12822: int ea = XEiJ.regOC & 63; 12823: int a = efaMltWord (ea); 12824: int x = XEiJ.busRws (a); 12825: int z = (short) (x << 1 | XEiJ.regCCR >> 4 & 1); 12826: XEiJ.busWw (a, z); 12827: XEiJ.regCCR = ((z < 0 ? XEiJ.REG_CCR_N : 0) | 12828: (z == 0 ? XEiJ.REG_CCR_Z : 0) | 12829: x >> 15 & (XEiJ.REG_CCR_X | XEiJ.REG_CCR_C)); //XとCは最後に押し出されたビット 12830: } //irpRoxlToMem 12831: 12832: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12833: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 12834: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 12835: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12836: //ROR.W <ea> |-|012346|-|-UUUU|-**0*| M+-WXZ |1110_011_011_mmm_rrr 12837: // 12838: //ROR.W #<data>,Dr 12839: //ROR.W Dq,Dr 12840: //ROR.W <ea> 12841: // 右ローテートワード 12842: // ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ XNZVC 12843: // 0 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*00 Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12844: // 1 ................ﾀｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿ Xﾀ*0ﾀ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12845: // : 12846: // 15 ................ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀｱ Xｲ*0ｲ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12847: // 16 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*0ｱ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12848: // CCR 12849: // X 常に変化しない 12850: // N 結果の最上位ビット 12851: // Z 結果が0のときセット。他はクリア 12852: // V 常にクリア 12853: // C countが0のときクリア。他は結果の最上位ビット 12854: public static void irpRorToMem () throws M68kException { 12855: XEiJ.mpuCycleCount += 8; 12856: int ea = XEiJ.regOC & 63; 12857: int a = efaMltWord (ea); 12858: int x = XEiJ.busRwz (a); 12859: int z = (short) (x << 15 | x >>> 1); 12860: XEiJ.busWw (a, z); 12861: XEiJ.regCCR = (XEiJ.regCCR & XEiJ.REG_CCR_X | //Xは変化しない 12862: (z < 0 ? XEiJ.REG_CCR_N : 0) | 12863: (z == 0 ? XEiJ.REG_CCR_Z : 0) | 12864: z >>> 31); //Cは結果の最上位ビット 12865: } //irpRorToMem 12866: 12867: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12868: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 12869: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 12870: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12871: //ROL.W <ea> |-|012346|-|-UUUU|-**0*| M+-WXZ |1110_011_111_mmm_rrr 12872: // 12873: //ROL.W #<data>,Dr 12874: //ROL.W Dq,Dr 12875: //ROL.W <ea> 12876: // 左ローテートワード 12877: // ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ XNZVC 12878: // 0 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*00 Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12879: // 1 ................ｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀｱ Xｲ*0ｱ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12880: // : 12881: // 15 ................ﾀｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿ Xﾀ*0ｿ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12882: // 16 ................ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ Xｱ*0ﾀ Z=ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀ==0 12883: // CCR 12884: // X 常に変化しない 12885: // N 結果の最上位ビット 12886: // Z 結果が0のときセット。他はクリア 12887: // V 常にクリア 12888: // C countが0のときクリア。他は結果の最下位ビット 12889: public static void irpRolToMem () throws M68kException { 12890: XEiJ.mpuCycleCount += 8; 12891: int ea = XEiJ.regOC & 63; 12892: int a = efaMltWord (ea); 12893: int x = XEiJ.busRwz (a); 12894: int z = (short) (x << 1 | x >>> 15); 12895: XEiJ.busWw (a, z); 12896: XEiJ.regCCR = (XEiJ.regCCR & XEiJ.REG_CCR_X | //Xは変化しない 12897: (z < 0 ? XEiJ.REG_CCR_N : 0) | 12898: (z == 0 ? XEiJ.REG_CCR_Z : 0) | 12899: z & 1); //Cは結果の最下位ビット 12900: } //irpRolToMem 12901: 12902: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12903: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 12904: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 12905: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 12906: //FPACK <data> |A|012346|-|UUUUU|*****| |1111_111_0dd_ddd_ddd [FLINE #<data>] 12907: public static void irpFpack () throws M68kException { 12908: if (!MainMemory.mmrFEfuncActivated) { 12909: irpFline (); 12910: return; 12911: } 12912: StringBuilder sb; 12913: int a0; 12914: if (FEFunction.FPK_DEBUG_TRACE) { 12915: sb = new StringBuilder (); 12916: String name = Disassembler.DIS_FPACK_NAME[XEiJ.regOC & 255]; 12917: if (name.length () == 0) { 12918: XEiJ.fmtHex4 (sb.append ('$'), XEiJ.regOC); 12919: } else { 12920: sb.append (name); 12921: } 12922: sb.append ('\n'); 12923: XEiJ.fmtHex8 (XEiJ.fmtHex8 (XEiJ.fmtHex8 (XEiJ.fmtHex8 (sb.append (" D0="), XEiJ.regRn[0]).append (" D1="), XEiJ.regRn[1]).append (" D2="), XEiJ.regRn[2]).append (" D3="), XEiJ.regRn[3]); 12924: a0 = XEiJ.regRn[8]; 12925: MainMemory.mmrRstr (sb.append (" (A0)=\""), a0, MainMemory.mmrStrlen (a0, 20)).append ("\"\n"); 12926: } 12927: XEiJ.mpuCycleCount += FEFunction.FPK_CLOCK; //一律にFEFunction.FPK_CLOCKサイクルかかることにする 12928: switch (XEiJ.regOC & 255) { 12929: case 0x00: FEFunction.fpkLMUL (); break; 12930: case 0x01: FEFunction.fpkLDIV (); break; 12931: case 0x02: FEFunction.fpkLMOD (); break; 12932: //case 0x03: break; 12933: case 0x04: FEFunction.fpkUMUL (); break; 12934: case 0x05: FEFunction.fpkUDIV (); break; 12935: case 0x06: FEFunction.fpkUMOD (); break; 12936: //case 0x07: break; 12937: case 0x08: FEFunction.fpkIMUL (); break; 12938: case 0x09: FEFunction.fpkIDIV (); break; 12939: //case 0x0a: break; 12940: //case 0x0b: break; 12941: case 0x0c: FEFunction.fpkRANDOMIZE (); break; 12942: case 0x0d: FEFunction.fpkSRAND (); break; 12943: case 0x0e: FEFunction.fpkRAND (); break; 12944: //case 0x0f: break; 12945: case 0x10: FEFunction.fpkSTOL (); break; 12946: case 0x11: FEFunction.fpkLTOS (); break; 12947: case 0x12: FEFunction.fpkSTOH (); break; 12948: case 0x13: FEFunction.fpkHTOS (); break; 12949: case 0x14: FEFunction.fpkSTOO (); break; 12950: case 0x15: FEFunction.fpkOTOS (); break; 12951: case 0x16: FEFunction.fpkSTOB (); break; 12952: case 0x17: FEFunction.fpkBTOS (); break; 12953: case 0x18: FEFunction.fpkIUSING (); break; 12954: //case 0x19: break; 12955: case 0x1a: FEFunction.fpkLTOD (); break; 12956: case 0x1b: FEFunction.fpkDTOL (); break; 12957: case 0x1c: FEFunction.fpkLTOF (); break; 12958: case 0x1d: FEFunction.fpkFTOL (); break; 12959: case 0x1e: FEFunction.fpkFTOD (); break; 12960: case 0x1f: FEFunction.fpkDTOF (); break; 12961: case 0x20: FEFunction.fpkVAL (); break; 12962: case 0x21: FEFunction.fpkUSING (); break; 12963: case 0x22: FEFunction.fpkSTOD (); break; 12964: case 0x23: FEFunction.fpkDTOS (); break; 12965: case 0x24: FEFunction.fpkECVT (); break; 12966: case 0x25: FEFunction.fpkFCVT (); break; 12967: case 0x26: FEFunction.fpkGCVT (); break; 12968: //case 0x27: break; 12969: case 0x28: FEFunction.fpkDTST (); break; 12970: case 0x29: FEFunction.fpkDCMP (); break; 12971: case 0x2a: FEFunction.fpkDNEG (); break; 12972: case 0x2b: FEFunction.fpkDADD (); break; 12973: case 0x2c: FEFunction.fpkDSUB (); break; 12974: case 0x2d: FEFunction.fpkDMUL (); break; 12975: case 0x2e: FEFunction.fpkDDIV (); break; 12976: case 0x2f: FEFunction.fpkDMOD (); break; 12977: case 0x30: FEFunction.fpkDABS (); break; 12978: case 0x31: FEFunction.fpkDCEIL (); break; 12979: case 0x32: FEFunction.fpkDFIX (); break; 12980: case 0x33: FEFunction.fpkDFLOOR (); break; 12981: case 0x34: FEFunction.fpkDFRAC (); break; 12982: case 0x35: FEFunction.fpkDSGN (); break; 12983: case 0x36: FEFunction.fpkSIN (); break; 12984: case 0x37: FEFunction.fpkCOS (); break; 12985: case 0x38: FEFunction.fpkTAN (); break; 12986: case 0x39: FEFunction.fpkATAN (); break; 12987: case 0x3a: FEFunction.fpkLOG (); break; 12988: case 0x3b: FEFunction.fpkEXP (); break; 12989: case 0x3c: FEFunction.fpkSQR (); break; 12990: case 0x3d: FEFunction.fpkPI (); break; 12991: case 0x3e: FEFunction.fpkNPI (); break; 12992: case 0x3f: FEFunction.fpkPOWER (); break; 12993: case 0x40: FEFunction.fpkRND (); break; 12994: case 0x41: FEFunction.fpkSINH (); break; 12995: case 0x42: FEFunction.fpkCOSH (); break; 12996: case 0x43: FEFunction.fpkTANH (); break; 12997: case 0x44: FEFunction.fpkATANH (); break; 12998: case 0x45: FEFunction.fpkASIN (); break; 12999: case 0x46: FEFunction.fpkACOS (); break; 13000: case 0x47: FEFunction.fpkLOG10 (); break; 13001: case 0x48: FEFunction.fpkLOG2 (); break; 13002: case 0x49: FEFunction.fpkDFREXP (); break; 13003: case 0x4a: FEFunction.fpkDLDEXP (); break; 13004: case 0x4b: FEFunction.fpkDADDONE (); break; 13005: case 0x4c: FEFunction.fpkDSUBONE (); break; 13006: case 0x4d: FEFunction.fpkDDIVTWO (); break; 13007: case 0x4e: FEFunction.fpkDIEECNV (); break; 13008: case 0x4f: FEFunction.fpkIEEDCNV (); break; 13009: case 0x50: FEFunction.fpkFVAL (); break; 13010: case 0x51: FEFunction.fpkFUSING (); break; 13011: case 0x52: FEFunction.fpkSTOF (); break; 13012: case 0x53: FEFunction.fpkFTOS (); break; 13013: case 0x54: FEFunction.fpkFECVT (); break; 13014: case 0x55: FEFunction.fpkFFCVT (); break; 13015: case 0x56: FEFunction.fpkFGCVT (); break; 13016: //case 0x57: break; 13017: case 0x58: FEFunction.fpkFTST (); break; 13018: case 0x59: FEFunction.fpkFCMP (); break; 13019: case 0x5a: FEFunction.fpkFNEG (); break; 13020: case 0x5b: FEFunction.fpkFADD (); break; 13021: case 0x5c: FEFunction.fpkFSUB (); break; 13022: case 0x5d: FEFunction.fpkFMUL (); break; 13023: case 0x5e: FEFunction.fpkFDIV (); break; 13024: case 0x5f: FEFunction.fpkFMOD (); break; 13025: case 0x60: FEFunction.fpkFABS (); break; 13026: case 0x61: FEFunction.fpkFCEIL (); break; 13027: case 0x62: FEFunction.fpkFFIX (); break; 13028: case 0x63: FEFunction.fpkFFLOOR (); break; 13029: case 0x64: FEFunction.fpkFFRAC (); break; 13030: case 0x65: FEFunction.fpkFSGN (); break; 13031: case 0x66: FEFunction.fpkFSIN (); break; 13032: case 0x67: FEFunction.fpkFCOS (); break; 13033: case 0x68: FEFunction.fpkFTAN (); break; 13034: case 0x69: FEFunction.fpkFATAN (); break; 13035: case 0x6a: FEFunction.fpkFLOG (); break; 13036: case 0x6b: FEFunction.fpkFEXP (); break; 13037: case 0x6c: FEFunction.fpkFSQR (); break; 13038: case 0x6d: FEFunction.fpkFPI (); break; 13039: case 0x6e: FEFunction.fpkFNPI (); break; 13040: case 0x6f: FEFunction.fpkFPOWER (); break; 13041: case 0x70: FEFunction.fpkFRND (); break; 13042: case 0x71: FEFunction.fpkFSINH (); break; 13043: case 0x72: FEFunction.fpkFCOSH (); break; 13044: case 0x73: FEFunction.fpkFTANH (); break; 13045: case 0x74: FEFunction.fpkFATANH (); break; 13046: case 0x75: FEFunction.fpkFASIN (); break; 13047: case 0x76: FEFunction.fpkFACOS (); break; 13048: case 0x77: FEFunction.fpkFLOG10 (); break; 13049: case 0x78: FEFunction.fpkFLOG2 (); break; 13050: case 0x79: FEFunction.fpkFFREXP (); break; 13051: case 0x7a: FEFunction.fpkFLDEXP (); break; 13052: case 0x7b: FEFunction.fpkFADDONE (); break; 13053: case 0x7c: FEFunction.fpkFSUBONE (); break; 13054: case 0x7d: FEFunction.fpkFDIVTWO (); break; 13055: case 0x7e: FEFunction.fpkFIEECNV (); break; 13056: case 0x7f: FEFunction.fpkIEEFCNV (); break; 13057: //case 0x80: break; 13058: //case 0x81: break; 13059: //case 0x82: break; 13060: //case 0x83: break; 13061: //case 0x84: break; 13062: //case 0x85: break; 13063: //case 0x86: break; 13064: //case 0x87: break; 13065: //case 0x88: break; 13066: //case 0x89: break; 13067: //case 0x8a: break; 13068: //case 0x8b: break; 13069: //case 0x8c: break; 13070: //case 0x8d: break; 13071: //case 0x8e: break; 13072: //case 0x8f: break; 13073: //case 0x90: break; 13074: //case 0x91: break; 13075: //case 0x92: break; 13076: //case 0x93: break; 13077: //case 0x94: break; 13078: //case 0x95: break; 13079: //case 0x96: break; 13080: //case 0x97: break; 13081: //case 0x98: break; 13082: //case 0x99: break; 13083: //case 0x9a: break; 13084: //case 0x9b: break; 13085: //case 0x9c: break; 13086: //case 0x9d: break; 13087: //case 0x9e: break; 13088: //case 0x9f: break; 13089: //case 0xa0: break; 13090: //case 0xa1: break; 13091: //case 0xa2: break; 13092: //case 0xa3: break; 13093: //case 0xa4: break; 13094: //case 0xa5: break; 13095: //case 0xa6: break; 13096: //case 0xa7: break; 13097: //case 0xa8: break; 13098: //case 0xa9: break; 13099: //case 0xaa: break; 13100: //case 0xab: break; 13101: //case 0xac: break; 13102: //case 0xad: break; 13103: //case 0xae: break; 13104: //case 0xaf: break; 13105: //case 0xb0: break; 13106: //case 0xb1: break; 13107: //case 0xb2: break; 13108: //case 0xb3: break; 13109: //case 0xb4: break; 13110: //case 0xb5: break; 13111: //case 0xb6: break; 13112: //case 0xb7: break; 13113: //case 0xb8: break; 13114: //case 0xb9: break; 13115: //case 0xba: break; 13116: //case 0xbb: break; 13117: //case 0xbc: break; 13118: //case 0xbd: break; 13119: //case 0xbe: break; 13120: //case 0xbf: break; 13121: //case 0xc0: break; 13122: //case 0xc1: break; 13123: //case 0xc2: break; 13124: //case 0xc3: break; 13125: //case 0xc4: break; 13126: //case 0xc5: break; 13127: //case 0xc6: break; 13128: //case 0xc7: break; 13129: //case 0xc8: break; 13130: //case 0xc9: break; 13131: //case 0xca: break; 13132: //case 0xcb: break; 13133: //case 0xcc: break; 13134: //case 0xcd: break; 13135: //case 0xce: break; 13136: //case 0xcf: break; 13137: //case 0xd0: break; 13138: //case 0xd1: break; 13139: //case 0xd2: break; 13140: //case 0xd3: break; 13141: //case 0xd4: break; 13142: //case 0xd5: break; 13143: //case 0xd6: break; 13144: //case 0xd7: break; 13145: //case 0xd8: break; 13146: //case 0xd9: break; 13147: //case 0xda: break; 13148: //case 0xdb: break; 13149: //case 0xdc: break; 13150: //case 0xdd: break; 13151: //case 0xde: break; 13152: //case 0xdf: break; 13153: case 0xe0: FEFunction.fpkCLMUL (); break; 13154: case 0xe1: FEFunction.fpkCLDIV (); break; 13155: case 0xe2: FEFunction.fpkCLMOD (); break; 13156: case 0xe3: FEFunction.fpkCUMUL (); break; 13157: case 0xe4: FEFunction.fpkCUDIV (); break; 13158: case 0xe5: FEFunction.fpkCUMOD (); break; 13159: case 0xe6: FEFunction.fpkCLTOD (); break; 13160: case 0xe7: FEFunction.fpkCDTOL (); break; 13161: case 0xe8: FEFunction.fpkCLTOF (); break; 13162: case 0xe9: FEFunction.fpkCFTOL (); break; 13163: case 0xea: FEFunction.fpkCFTOD (); break; 13164: case 0xeb: FEFunction.fpkCDTOF (); break; 13165: case 0xec: FEFunction.fpkCDCMP (); break; 13166: case 0xed: FEFunction.fpkCDADD (); break; 13167: case 0xee: FEFunction.fpkCDSUB (); break; 13168: case 0xef: FEFunction.fpkCDMUL (); break; 13169: case 0xf0: FEFunction.fpkCDDIV (); break; 13170: case 0xf1: FEFunction.fpkCDMOD (); break; 13171: case 0xf2: FEFunction.fpkCFCMP (); break; 13172: case 0xf3: FEFunction.fpkCFADD (); break; 13173: case 0xf4: FEFunction.fpkCFSUB (); break; 13174: case 0xf5: FEFunction.fpkCFMUL (); break; 13175: case 0xf6: FEFunction.fpkCFDIV (); break; 13176: case 0xf7: FEFunction.fpkCFMOD (); break; 13177: case 0xf8: FEFunction.fpkCDTST (); break; 13178: case 0xf9: FEFunction.fpkCFTST (); break; 13179: case 0xfa: FEFunction.fpkCDINC (); break; 13180: case 0xfb: FEFunction.fpkCFINC (); break; 13181: case 0xfc: FEFunction.fpkCDDEC (); break; 13182: case 0xfd: FEFunction.fpkCFDEC (); break; 13183: case 0xfe: FEFunction.fpkFEVARG (); break; 13184: //case 0xff: FEFunction.fpkFEVECS (); break; //FLOATn.Xに処理させる 13185: default: 13186: XEiJ.mpuCycleCount -= FEFunction.FPK_CLOCK; //戻す 13187: irpFline (); 13188: } 13189: if (FEFunction.FPK_DEBUG_TRACE) { 13190: int i = sb.length (); 13191: XEiJ.fmtHex8 (XEiJ.fmtHex8 (XEiJ.fmtHex8 (XEiJ.fmtHex8 (sb.append (" D0="), XEiJ.regRn[0]).append (" D1="), XEiJ.regRn[1]).append (" D2="), XEiJ.regRn[2]).append (" D3="), XEiJ.regRn[3]); 13192: int l = MainMemory.mmrStrlen (a0, 20); 13193: sb.append (" (A0)=\""); 13194: i = sb.length () - i; 13195: MainMemory.mmrRstr (sb, a0, l).append ("\"\n"); 13196: if (a0 <= XEiJ.regRn[8] && XEiJ.regRn[8] <= a0 + l) { 13197: for (i += sb.length () + XEiJ.regRn[8] - a0; sb.length () < i; ) { 13198: sb.append (' '); 13199: } 13200: sb.append ('^'); 13201: } 13202: System.out.println (sb.toString ()); 13203: } 13204: } //irpFpack 13205: 13206: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 13207: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 13208: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 13209: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 13210: //DOS <data> |A|012346|-|UUUUU|UUUUU| |1111_111_1dd_ddd_ddd [FLINE #<data>] 13211: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 13212: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 13213: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 13214: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 13215: //FLINE #<data> |-|012346|-|UUUUU|UUUUU| |1111_ddd_ddd_ddd_ddd (line 1111 emulator) 13216: public static void irpFline () throws M68kException { 13217: XEiJ.mpuCycleCount += 34; 13218: if (XEiJ.MPU_INLINE_EXCEPTION) { 13219: int save_sr = XEiJ.regSRT1 | XEiJ.regSRS | XEiJ.regSRI | XEiJ.regCCR; 13220: int sp = XEiJ.regRn[15]; 13221: XEiJ.regSRT1 = XEiJ.mpuTraceFlag = 0; //srのTビットを消す 13222: if (XEiJ.regSRS == 0) { //ユーザモードのとき 13223: XEiJ.regSRS = XEiJ.REG_SR_S; //スーパーバイザモードへ移行する 13224: XEiJ.mpuUSP = sp; //USPを保存 13225: sp = XEiJ.mpuISP; //SSPを復元 13226: if (DataBreakPoint.DBP_ON) { 13227: DataBreakPoint.dbpMemoryMap = DataBreakPoint.dbpSuperMap; //スーパーバイザメモリマップに切り替える 13228: } else { 13229: XEiJ.busMemoryMap = XEiJ.busSuperMap; //スーパーバイザメモリマップに切り替える 13230: } 13231: if (InstructionBreakPoint.IBP_ON) { 13232: InstructionBreakPoint.ibpOp1MemoryMap = InstructionBreakPoint.ibpOp1SuperMap; 13233: } 13234: } 13235: XEiJ.regRn[15] = sp -= 6; 13236: XEiJ.busWl (sp + 2, XEiJ.regPC0); //pushl。pcをプッシュする 13237: XEiJ.busWw (sp, save_sr); //pushw。srをプッシュする 13238: irpSetPC (XEiJ.busRlsf (M68kException.M6E_LINE_1111_EMULATOR << 2)); //例外ベクタを取り出してジャンプする 13239: } else { 13240: irpException (M68kException.M6E_LINE_1111_EMULATOR, XEiJ.regPC0, XEiJ.regSRT1 | XEiJ.regSRS | XEiJ.regSRI | XEiJ.regCCR); //pcは命令の先頭 13241: } 13242: } //irpFline 13243: 13244: //irpIllegal () 13245: // オペコードの上位10bitで分類されなかった未実装命令 13246: // 0x4afcのILLEGAL命令はここには来ない 13247: public static void irpIllegal () throws M68kException { 13248: if (true) { 13249: XEiJ.mpuCycleCount += 34; 13250: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 13251: throw M68kException.m6eSignal; 13252: } 13253: } //irpIllegal 13254: 13255: //z = irpAbcd (x, y) 13256: // ABCD 13257: public static int irpAbcd (int x, int y) { 13258: int c = XEiJ.regCCR >> 4; 13259: int t = (x & 0xff) + (y & 0xff) + c; //仮の結果 13260: int z = t; //結果 13261: if (0x0a <= (x & 0x0f) + (y & 0x0f) + c) { //ハーフキャリー 13262: z += 0x10 - 0x0a; 13263: } 13264: //XとCはキャリーがあるときセット、さもなくばクリア 13265: if (0xa0 <= z) { //キャリー 13266: z += 0x100 - 0xa0; 13267: XEiJ.regCCR |= XEiJ.REG_CCR_X | XEiJ.REG_CCR_C; 13268: } else { 13269: XEiJ.regCCR &= ~(XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); 13270: } 13271: //Zは結果が0でないときクリア、さもなくば変化しない 13272: z &= 0xff; 13273: if (z != 0x00) { 13274: XEiJ.regCCR &= ~XEiJ.REG_CCR_Z; 13275: } 13276: if (true) { 13277: //000/030のときNは結果の最上位ビット 13278: if ((z & 0x80) != 0) { 13279: XEiJ.regCCR |= XEiJ.REG_CCR_N; 13280: } else { 13281: XEiJ.regCCR &= ~XEiJ.REG_CCR_N; 13282: } 13283: //000のときVは補正値の加算でオーバーフローしたときセット、さもなくばクリア 13284: int a = z - t; //補正値 13285: if ((((t ^ z) & (a ^ z)) & 0x80) != 0) { 13286: XEiJ.regCCR |= XEiJ.REG_CCR_V; 13287: } else { 13288: XEiJ.regCCR &= ~XEiJ.REG_CCR_V; 13289: } 13290: } else if (false) { 13291: //000/030のときNは結果の最上位ビット 13292: if ((z & 0x80) != 0) { 13293: XEiJ.regCCR |= XEiJ.REG_CCR_N; 13294: } else { 13295: XEiJ.regCCR &= ~XEiJ.REG_CCR_N; 13296: } 13297: //030のときVはクリア 13298: XEiJ.regCCR &= ~XEiJ.REG_CCR_V; 13299: } else { 13300: //060のときNとVは変化しない 13301: } 13302: return z; 13303: } //irpAbcd 13304: 13305: //z = irpSbcd (x, y) 13306: // SBCD 13307: public static int irpSbcd (int x, int y) { 13308: int b = XEiJ.regCCR >> 4; 13309: int t = (x & 0xff) - (y & 0xff) - b; //仮の結果 13310: int z = t; //結果 13311: if ((x & 0x0f) - (y & 0x0f) - b < 0) { //ハーフボロー 13312: z -= 0x10 - 0x0a; 13313: } 13314: //XとCはボローがあるときセット、さもなくばクリア 13315: if (z < 0) { //ボロー 13316: if (t < 0) { 13317: z -= 0x100 - 0xa0; 13318: } 13319: XEiJ.regCCR |= XEiJ.REG_CCR_X | XEiJ.REG_CCR_C; 13320: } else { 13321: XEiJ.regCCR &= ~(XEiJ.REG_CCR_X | XEiJ.REG_CCR_C); 13322: } 13323: //Zは結果が0でないときクリア、さもなくば変化しない 13324: z &= 0xff; 13325: if (z != 0x00) { 13326: XEiJ.regCCR &= ~XEiJ.REG_CCR_Z; 13327: } 13328: if (true) { 13329: //000/030のときNは結果の最上位ビット 13330: if ((z & 0x80) != 0) { 13331: XEiJ.regCCR |= XEiJ.REG_CCR_N; 13332: } else { 13333: XEiJ.regCCR &= ~XEiJ.REG_CCR_N; 13334: } 13335: //000のときVは補正値の加算でオーバーフローしたときセット、さもなくばクリア 13336: int a = z - t; //補正値 13337: if ((((t ^ z) & (a ^ z)) & 0x80) != 0) { 13338: XEiJ.regCCR |= XEiJ.REG_CCR_V; 13339: } else { 13340: XEiJ.regCCR &= ~XEiJ.REG_CCR_V; 13341: } 13342: } else if (false) { 13343: //000/030のときNは結果の最上位ビット 13344: if ((z & 0x80) != 0) { 13345: XEiJ.regCCR |= XEiJ.REG_CCR_N; 13346: } else { 13347: XEiJ.regCCR &= ~XEiJ.REG_CCR_N; 13348: } 13349: //030のときVはクリア 13350: XEiJ.regCCR &= ~XEiJ.REG_CCR_V; 13351: } else { 13352: //060のときNとVは変化しない 13353: } 13354: return z; 13355: } //irpSbcd 13356: 13357: 13358: 13359: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 13360: // | | MPU | |CCin |CCout|addressing| 1st opcode 2nd opcode 13361: // A:alias P:privileged |A|012346|P|XNZVC|XNZVC|DAM+-WXZPI|bbbb_bbb_bbb_bbb_bbb-bbbbbbbbbbbbbbbb 13362: //------------------------------------------------+-+------+-+-----+-----+----------+------------------------------------- 13363: //HFSBOOT |-|012346|-|-----|-----| |0100_111_000_000_000 13364: //HFSINST |-|012346|-|-----|-----| |0100_111_000_000_001 13365: //HFSSTR |-|012346|-|-----|-----| |0100_111_000_000_010 13366: //HFSINT |-|012346|-|-----|-----| |0100_111_000_000_011 13367: //EMXNOP |-|012346|-|-----|-----| |0100_111_000_000_100 13368: // エミュレータ拡張命令 13369: public static void irpEmx () throws M68kException { 13370: switch (XEiJ.regOC & 63) { 13371: case XEiJ.EMX_OPCODE_HFSBOOT & 63: 13372: XEiJ.mpuCycleCount += 40; 13373: if (HFS.hfsIPLBoot ()) { 13374: //JMP $6800.W 13375: irpSetPC (0x00006800); 13376: } 13377: break; 13378: case XEiJ.EMX_OPCODE_HFSINST & 63: 13379: XEiJ.mpuCycleCount += 40; 13380: HFS.hfsInstall (); 13381: break; 13382: case XEiJ.EMX_OPCODE_HFSSTR & 63: 13383: XEiJ.mpuCycleCount += 40; 13384: HFS.hfsStrategy (); 13385: break; 13386: case XEiJ.EMX_OPCODE_HFSINT & 63: 13387: XEiJ.mpuCycleCount += 40; 13388: //XEiJ.mpuClockTime += (int) (TMR_FREQ / 100000L); //0.01ms 13389: if (HFS.hfsInterrupt ()) { 13390: //WAIT 13391: XEiJ.mpuTraceFlag = 0; //トレース例外を発生させない 13392: XEiJ.regPC = XEiJ.regPC0; //ループ 13393: XEiJ.mpuClockTime += XEiJ.TMR_FREQ * 4 / 1000000; //4us。10MHzのとき40サイクル 13394: XEiJ.mpuLastNano += 4000L; 13395: } 13396: break; 13397: case XEiJ.EMX_OPCODE_EMXNOP & 63: 13398: XEiJ.mpuCycleCount += 40; 13399: XEiJ.emxNop (); 13400: break; 13401: case XEiJ.EMX_OPCODE_EMXWAIT & 63: 13402: WaitInstruction.execute (); //待機命令を実行する 13403: break; 13404: default: 13405: XEiJ.mpuCycleCount += 34; 13406: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 13407: throw M68kException.m6eSignal; 13408: } 13409: } //irpEmx 13410: 13411: 13412: 13413: //irpSetPC (a) 13414: // pcへデータを書き込む 13415: // 奇数のときはアドレスエラーが発生する 13416: public static void irpSetPC (int a) throws M68kException { 13417: if (XEiJ.TEST_BIT_0_SHIFT ? a << 31 - 0 < 0 : (a & 1) != 0) { 13418: M68kException.m6eNumber = M68kException.M6E_ADDRESS_ERROR; 13419: M68kException.m6eAddress = a; 13420: M68kException.m6eDirection = XEiJ.MPU_WR_READ; 13421: M68kException.m6eSize = XEiJ.MPU_SS_LONG; 13422: throw M68kException.m6eSignal; 13423: } 13424: if (BranchLog.BLG_ON) { 13425: BranchLog.blgJump (a); //分岐ログに分岐レコードを追加する 13426: } else { 13427: XEiJ.regPC = a; 13428: } 13429: } //irpSetPC 13430: 13431: //irpSetSR (newSr) 13432: // srへデータを書き込む 13433: // ori to sr/andi to sr/eori to sr/move to sr/stop/rteで使用される 13434: // スーパーバイザモードになっていることを確認してから呼び出すこと 13435: // rteではr[15]が指すアドレスからsrとpcを取り出してr[15]を更新してから呼び出すこと 13436: // スーパーバイザモード→ユーザモードのときは移行のための処理を行う 13437: // 新しい割り込みマスクレベルよりも高い割り込み処理の終了をデバイスに通知する 13438: public static void irpSetSR (int newSr) { 13439: XEiJ.regSRT1 = XEiJ.REG_SR_T1 & newSr; 13440: if ((XEiJ.regSRS = XEiJ.REG_SR_S & newSr) == 0) { //スーパーバイザモード→ユーザモード 13441: XEiJ.mpuISP = XEiJ.regRn[15]; //XEiJ.mpuISPを保存 13442: XEiJ.regRn[15] = XEiJ.mpuUSP; //XEiJ.mpuUSPを復元 13443: if (DataBreakPoint.DBP_ON) { 13444: DataBreakPoint.dbpMemoryMap = DataBreakPoint.dbpUserMap; //ユーザメモリマップに切り替える 13445: } else { 13446: XEiJ.busMemoryMap = XEiJ.busUserMap; //ユーザメモリマップに切り替える 13447: } 13448: if (InstructionBreakPoint.IBP_ON) { 13449: InstructionBreakPoint.ibpOp1MemoryMap = InstructionBreakPoint.ibpOp1UserMap; 13450: } 13451: } 13452: int t = (XEiJ.mpuIMR = 0x7f >> ((XEiJ.regSRI = XEiJ.REG_SR_I & newSr) >> 8)) & XEiJ.mpuISR; //XEiJ.mpuISRで1→0とするビット 13453: if (t != 0) { //終了する割り込みがあるとき 13454: XEiJ.mpuISR ^= t; 13455: //デバイスに割り込み処理の終了を通知する 13456: if (t == XEiJ.MPU_MFP_INTERRUPT_MASK) { //MFPのみ 13457: MC68901.mfpDone (); 13458: } else if (t == XEiJ.MPU_DMA_INTERRUPT_MASK) { //DMAのみ 13459: HD63450.dmaDone (); 13460: } else if (t == XEiJ.MPU_SCC_INTERRUPT_MASK) { //SCCのみ 13461: Z8530.sccDone (); 13462: } else if (t == XEiJ.MPU_IOI_INTERRUPT_MASK) { //IOIのみ 13463: IOInterrupt.ioiDone (); 13464: } else if (t == XEiJ.MPU_EB2_INTERRUPT_MASK) { //EB2のみ 13465: XEiJ.eb2Done (); 13466: } else { //SYSのみまたは複数 13467: if (XEiJ.TEST_BIT_1_SHIFT ? t << 24 + XEiJ.MPU_MFP_INTERRUPT_LEVEL < 0 : (t & XEiJ.MPU_MFP_INTERRUPT_MASK) != 0) { 13468: MC68901.mfpDone (); 13469: } 13470: if (t << 24 + XEiJ.MPU_DMA_INTERRUPT_LEVEL < 0) { //(t & XEiJ.MPU_DMA_INTERRUPT_MASK) != 0 13471: HD63450.dmaDone (); 13472: } 13473: if (XEiJ.TEST_BIT_2_SHIFT ? t << 24 + XEiJ.MPU_SCC_INTERRUPT_LEVEL < 0 : (t & XEiJ.MPU_SCC_INTERRUPT_MASK) != 0) { 13474: Z8530.sccDone (); 13475: } 13476: if (t << 24 + XEiJ.MPU_IOI_INTERRUPT_LEVEL < 0) { //(t & XEiJ.MPU_IOI_INTERRUPT_MASK) != 0 13477: IOInterrupt.ioiDone (); 13478: } 13479: if (t << 24 + XEiJ.MPU_EB2_INTERRUPT_LEVEL < 0) { //(t & XEiJ.MPU_EB2_INTERRUPT_MASK) != 0 13480: XEiJ.eb2Done (); 13481: } 13482: if (XEiJ.TEST_BIT_0_SHIFT ? t << 24 + XEiJ.MPU_SYS_INTERRUPT_LEVEL < 0 : (t & XEiJ.MPU_SYS_INTERRUPT_MASK) != 0) { 13483: XEiJ.sysDone (); 13484: } 13485: } 13486: } 13487: XEiJ.mpuIMR |= ~XEiJ.mpuISR & XEiJ.MPU_SYS_INTERRUPT_MASK; //割り込みマスクレベルが7のときレベル7割り込みの処理中でなければレベル7割り込みを許可する 13488: XEiJ.regCCR = XEiJ.REG_CCR_MASK & newSr; 13489: } //irpSetSR 13490: 13491: //irpInterrupt (vectorNumber, level) 13492: // 割り込み処理を開始する 13493: public static void irpInterrupt (int vectorNumber, int level) throws M68kException { 13494: if (XEiJ.regOC == 0b0100_111_001_110_010) { //最後に実行した命令はSTOP命令 13495: XEiJ.regPC = XEiJ.regPC0 + 4; //次の命令に進む 13496: } 13497: XEiJ.mpuClockTime += XEiJ.mpuModifiedUnit * 44; 13498: int save_sr = XEiJ.regSRT1 | XEiJ.regSRS | XEiJ.regSRI | XEiJ.regCCR; 13499: XEiJ.regSRI = level << 8; //割り込みマスクを要求されたレベルに変更する 13500: XEiJ.mpuIMR = 0x7f >> level; 13501: XEiJ.mpuISR |= 0x80 >> level; 13502: int sp = XEiJ.regRn[15]; 13503: XEiJ.regSRT1 = 0; //srのTビットを消す 13504: if (XEiJ.regSRS == 0) { //ユーザモードのとき 13505: XEiJ.regSRS = XEiJ.REG_SR_S; //スーパーバイザモードへ移行する 13506: XEiJ.mpuUSP = sp; //USPを保存 13507: sp = XEiJ.mpuISP; //SSPを復元 13508: if (DataBreakPoint.DBP_ON) { 13509: DataBreakPoint.dbpMemoryMap = DataBreakPoint.dbpSuperMap; //スーパーバイザメモリマップに切り替える 13510: } else { 13511: XEiJ.busMemoryMap = XEiJ.busSuperMap; //スーパーバイザメモリマップに切り替える 13512: } 13513: if (InstructionBreakPoint.IBP_ON) { 13514: InstructionBreakPoint.ibpOp1MemoryMap = InstructionBreakPoint.ibpOp1SuperMap; 13515: } 13516: } 13517: XEiJ.regRn[15] = sp -= 6; 13518: XEiJ.busWl (sp + 2, XEiJ.regPC); //pushl。pcをプッシュする 13519: XEiJ.busWw (sp, save_sr); //pushw。srをプッシュする 13520: if (BranchLog.BLG_ON) { 13521: XEiJ.regPC0 = XEiJ.regPC; //rteによる割り込み終了と同時に次の割り込みを受け付けたとき間でpc0を更新しないと2番目の分岐レコードの終了アドレスが1番目と同じになっておかしな分岐レコードができてしまう 13522: } 13523: irpSetPC (XEiJ.busRlsf (vectorNumber << 2)); //例外ベクタを取り出してジャンプする 13524: } //irpInterrupt 13525: 13526: //irpException (vectorNumber, save_pc, save_sr) 13527: // 例外処理を開始する 13528: // スタックへのプッシュ、ベクタの取り出し、ジャンプのいずれかでバスエラーまたはアドレスエラーが発生する場合がある 13529: public static void irpException (int vectorNumber, int save_pc, int save_sr) throws M68kException { 13530: int sp = XEiJ.regRn[15]; 13531: XEiJ.regSRT1 = XEiJ.mpuTraceFlag = 0; //srのTビットを消す 13532: if (XEiJ.regSRS == 0) { //ユーザモードのとき 13533: XEiJ.regSRS = XEiJ.REG_SR_S; //スーパーバイザモードへ移行する 13534: XEiJ.mpuUSP = sp; //USPを保存 13535: sp = XEiJ.mpuISP; //SSPを復元 13536: if (DataBreakPoint.DBP_ON) { 13537: DataBreakPoint.dbpMemoryMap = DataBreakPoint.dbpSuperMap; //スーパーバイザメモリマップに切り替える 13538: } else { 13539: XEiJ.busMemoryMap = XEiJ.busSuperMap; //スーパーバイザメモリマップに切り替える 13540: } 13541: if (InstructionBreakPoint.IBP_ON) { 13542: InstructionBreakPoint.ibpOp1MemoryMap = InstructionBreakPoint.ibpOp1SuperMap; 13543: } 13544: } 13545: XEiJ.regRn[15] = sp -= 6; 13546: XEiJ.busWl (sp + 2, save_pc); //pushl。pcをプッシュする 13547: XEiJ.busWw (sp, save_sr); //pushw。srをプッシュする 13548: irpSetPC (XEiJ.busRlsf (vectorNumber << 2)); //例外ベクタを取り出してジャンプする 13549: } //irpException 13550: 13551: 13552: 13553: //a = efaAnyByte (ea) //| M+-WXZPI| 13554: // 任意のモードのバイトオペランドの実効アドレスを求める 13555: // (A7)+と-(A7)はA7を奇偶に関わらず2変化させ、跨いだワードの上位バイト(アドレスの小さい方)を参照する 13556: // #<data>はオペコードに続くワードの下位バイトを参照する。上位バイトは不定なので参照してはならない 13557: @SuppressWarnings ("fallthrough") public static int efaAnyByte (int ea) throws M68kException { 13558: int t, w; 13559: switch (ea) { 13560: case 0b010_000: //(A0) 13561: if (XEiJ.EFA_SEPARATE_AR) { 13562: XEiJ.mpuCycleCount += 4; 13563: return XEiJ.regRn[ 8]; 13564: } 13565: //fallthrough 13566: case 0b010_001: //(A1) 13567: if (XEiJ.EFA_SEPARATE_AR) { 13568: XEiJ.mpuCycleCount += 4; 13569: return XEiJ.regRn[ 9]; 13570: } 13571: //fallthrough 13572: case 0b010_010: //(A2) 13573: if (XEiJ.EFA_SEPARATE_AR) { 13574: XEiJ.mpuCycleCount += 4; 13575: return XEiJ.regRn[10]; 13576: } 13577: //fallthrough 13578: case 0b010_011: //(A3) 13579: if (XEiJ.EFA_SEPARATE_AR) { 13580: XEiJ.mpuCycleCount += 4; 13581: return XEiJ.regRn[11]; 13582: } 13583: //fallthrough 13584: case 0b010_100: //(A4) 13585: if (XEiJ.EFA_SEPARATE_AR) { 13586: XEiJ.mpuCycleCount += 4; 13587: return XEiJ.regRn[12]; 13588: } 13589: //fallthrough 13590: case 0b010_101: //(A5) 13591: if (XEiJ.EFA_SEPARATE_AR) { 13592: XEiJ.mpuCycleCount += 4; 13593: return XEiJ.regRn[13]; 13594: } 13595: //fallthrough 13596: case 0b010_110: //(A6) 13597: if (XEiJ.EFA_SEPARATE_AR) { 13598: XEiJ.mpuCycleCount += 4; 13599: return XEiJ.regRn[14]; 13600: } 13601: //fallthrough 13602: case 0b010_111: //(A7) 13603: if (XEiJ.EFA_SEPARATE_AR) { 13604: XEiJ.mpuCycleCount += 4; 13605: return XEiJ.regRn[15]; 13606: } else { 13607: XEiJ.mpuCycleCount += 4; 13608: return XEiJ.regRn[ea - (0b010_000 - 8)]; 13609: } 13610: case 0b011_000: //(A0)+ 13611: if (XEiJ.EFA_SEPARATE_AR) { 13612: XEiJ.mpuCycleCount += 4; 13613: return XEiJ.regRn[ 8]++; 13614: } 13615: //fallthrough 13616: case 0b011_001: //(A1)+ 13617: if (XEiJ.EFA_SEPARATE_AR) { 13618: XEiJ.mpuCycleCount += 4; 13619: return XEiJ.regRn[ 9]++; 13620: } 13621: //fallthrough 13622: case 0b011_010: //(A2)+ 13623: if (XEiJ.EFA_SEPARATE_AR) { 13624: XEiJ.mpuCycleCount += 4; 13625: return XEiJ.regRn[10]++; 13626: } 13627: //fallthrough 13628: case 0b011_011: //(A3)+ 13629: if (XEiJ.EFA_SEPARATE_AR) { 13630: XEiJ.mpuCycleCount += 4; 13631: return XEiJ.regRn[11]++; 13632: } 13633: //fallthrough 13634: case 0b011_100: //(A4)+ 13635: if (XEiJ.EFA_SEPARATE_AR) { 13636: XEiJ.mpuCycleCount += 4; 13637: return XEiJ.regRn[12]++; 13638: } 13639: //fallthrough 13640: case 0b011_101: //(A5)+ 13641: if (XEiJ.EFA_SEPARATE_AR) { 13642: XEiJ.mpuCycleCount += 4; 13643: return XEiJ.regRn[13]++; 13644: } 13645: //fallthrough 13646: case 0b011_110: //(A6)+ 13647: if (XEiJ.EFA_SEPARATE_AR) { 13648: XEiJ.mpuCycleCount += 4; 13649: return XEiJ.regRn[14]++; 13650: } else { 13651: XEiJ.mpuCycleCount += 4; 13652: return XEiJ.regRn[ea - (0b011_000 - 8)]++; 13653: } 13654: case 0b011_111: //(A7)+ 13655: XEiJ.mpuCycleCount += 4; 13656: return (XEiJ.regRn[15] += 2) - 2; 13657: case 0b100_000: //-(A0) 13658: if (XEiJ.EFA_SEPARATE_AR) { 13659: XEiJ.mpuCycleCount += 6; 13660: return --XEiJ.regRn[ 8]; 13661: } 13662: //fallthrough 13663: case 0b100_001: //-(A1) 13664: if (XEiJ.EFA_SEPARATE_AR) { 13665: XEiJ.mpuCycleCount += 6; 13666: return --XEiJ.regRn[ 9]; 13667: } 13668: //fallthrough 13669: case 0b100_010: //-(A2) 13670: if (XEiJ.EFA_SEPARATE_AR) { 13671: XEiJ.mpuCycleCount += 6; 13672: return --XEiJ.regRn[10]; 13673: } 13674: //fallthrough 13675: case 0b100_011: //-(A3) 13676: if (XEiJ.EFA_SEPARATE_AR) { 13677: XEiJ.mpuCycleCount += 6; 13678: return --XEiJ.regRn[11]; 13679: } 13680: //fallthrough 13681: case 0b100_100: //-(A4) 13682: if (XEiJ.EFA_SEPARATE_AR) { 13683: XEiJ.mpuCycleCount += 6; 13684: return --XEiJ.regRn[12]; 13685: } 13686: //fallthrough 13687: case 0b100_101: //-(A5) 13688: if (XEiJ.EFA_SEPARATE_AR) { 13689: XEiJ.mpuCycleCount += 6; 13690: return --XEiJ.regRn[13]; 13691: } 13692: //fallthrough 13693: case 0b100_110: //-(A6) 13694: if (XEiJ.EFA_SEPARATE_AR) { 13695: XEiJ.mpuCycleCount += 6; 13696: return --XEiJ.regRn[14]; 13697: } else { 13698: XEiJ.mpuCycleCount += 6; 13699: return --XEiJ.regRn[ea - (0b100_000 - 8)]; 13700: } 13701: case 0b100_111: //-(A7) 13702: XEiJ.mpuCycleCount += 6; 13703: return XEiJ.regRn[15] -= 2; 13704: case 0b101_000: //(d16,A0) 13705: case 0b101_001: //(d16,A1) 13706: case 0b101_010: //(d16,A2) 13707: case 0b101_011: //(d16,A3) 13708: case 0b101_100: //(d16,A4) 13709: case 0b101_101: //(d16,A5) 13710: case 0b101_110: //(d16,A6) 13711: case 0b101_111: //(d16,A7) 13712: XEiJ.mpuCycleCount += 8; 13713: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 13714: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 13715: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。ワードディスプレースメント 13716: } else { 13717: t = XEiJ.regPC; 13718: XEiJ.regPC = t + 2; 13719: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 13720: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 13721: } 13722: case 0b110_000: //(d8,A0,Rn.wl) 13723: case 0b110_001: //(d8,A1,Rn.wl) 13724: case 0b110_010: //(d8,A2,Rn.wl) 13725: case 0b110_011: //(d8,A3,Rn.wl) 13726: case 0b110_100: //(d8,A4,Rn.wl) 13727: case 0b110_101: //(d8,A5,Rn.wl) 13728: case 0b110_110: //(d8,A6,Rn.wl) 13729: case 0b110_111: //(d8,A7,Rn.wl) 13730: XEiJ.mpuCycleCount += 10; 13731: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 13732: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 13733: } else { 13734: w = XEiJ.regPC; 13735: XEiJ.regPC = w + 2; 13736: w = XEiJ.busRwze (w); //pcwz。拡張ワード 13737: } 13738: return (XEiJ.regRn[ea - (0b110_000 - 8)] //ベースレジスタ 13739: + (byte) w //バイトディスプレースメント 13740: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 13741: XEiJ.regRn[w >> 12])); //ロングインデックス 13742: case 0b111_000: //(xxx).W 13743: XEiJ.mpuCycleCount += 8; 13744: return XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 13745: case 0b111_001: //(xxx).L 13746: XEiJ.mpuCycleCount += 12; 13747: return XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 13748: case 0b111_010: //(d16,PC) 13749: XEiJ.mpuCycleCount += 8; 13750: t = XEiJ.regPC; 13751: XEiJ.regPC = t + 2; 13752: return (t //ベースレジスタ 13753: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 13754: case 0b111_011: //(d8,PC,Rn.wl) 13755: XEiJ.mpuCycleCount += 10; 13756: t = XEiJ.regPC; 13757: XEiJ.regPC = t + 2; 13758: w = XEiJ.busRwze (t); //pcwz。拡張ワード 13759: return (t //ベースレジスタ 13760: + (byte) w //バイトディスプレースメント 13761: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 13762: XEiJ.regRn[w >> 12])); //ロングインデックス 13763: case 0b111_100: //#<data> 13764: XEiJ.mpuCycleCount += 4; 13765: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 13766: return (XEiJ.regPC += 2) - 1; //下位バイト 13767: } else { 13768: t = XEiJ.regPC; 13769: XEiJ.regPC = t + 2; 13770: return t + 1; //下位バイト 13771: } 13772: } //switch 13773: XEiJ.mpuCycleCount += 34; 13774: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 13775: throw M68kException.m6eSignal; 13776: } //efaAnyByte 13777: 13778: //a = efaMemByte (ea) //| M+-WXZP | 13779: // メモリモードのバイトオペランドの実効アドレスを求める 13780: // efaAnyByteとの違いは#<data>がないこと 13781: @SuppressWarnings ("fallthrough") public static int efaMemByte (int ea) throws M68kException { 13782: int t, w; 13783: switch (ea) { 13784: case 0b010_000: //(A0) 13785: if (XEiJ.EFA_SEPARATE_AR) { 13786: XEiJ.mpuCycleCount += 4; 13787: return XEiJ.regRn[ 8]; 13788: } 13789: //fallthrough 13790: case 0b010_001: //(A1) 13791: if (XEiJ.EFA_SEPARATE_AR) { 13792: XEiJ.mpuCycleCount += 4; 13793: return XEiJ.regRn[ 9]; 13794: } 13795: //fallthrough 13796: case 0b010_010: //(A2) 13797: if (XEiJ.EFA_SEPARATE_AR) { 13798: XEiJ.mpuCycleCount += 4; 13799: return XEiJ.regRn[10]; 13800: } 13801: //fallthrough 13802: case 0b010_011: //(A3) 13803: if (XEiJ.EFA_SEPARATE_AR) { 13804: XEiJ.mpuCycleCount += 4; 13805: return XEiJ.regRn[11]; 13806: } 13807: //fallthrough 13808: case 0b010_100: //(A4) 13809: if (XEiJ.EFA_SEPARATE_AR) { 13810: XEiJ.mpuCycleCount += 4; 13811: return XEiJ.regRn[12]; 13812: } 13813: //fallthrough 13814: case 0b010_101: //(A5) 13815: if (XEiJ.EFA_SEPARATE_AR) { 13816: XEiJ.mpuCycleCount += 4; 13817: return XEiJ.regRn[13]; 13818: } 13819: //fallthrough 13820: case 0b010_110: //(A6) 13821: if (XEiJ.EFA_SEPARATE_AR) { 13822: XEiJ.mpuCycleCount += 4; 13823: return XEiJ.regRn[14]; 13824: } 13825: //fallthrough 13826: case 0b010_111: //(A7) 13827: if (XEiJ.EFA_SEPARATE_AR) { 13828: XEiJ.mpuCycleCount += 4; 13829: return XEiJ.regRn[15]; 13830: } else { 13831: XEiJ.mpuCycleCount += 4; 13832: return XEiJ.regRn[ea - (0b010_000 - 8)]; 13833: } 13834: case 0b011_000: //(A0)+ 13835: if (XEiJ.EFA_SEPARATE_AR) { 13836: XEiJ.mpuCycleCount += 4; 13837: return XEiJ.regRn[ 8]++; 13838: } 13839: //fallthrough 13840: case 0b011_001: //(A1)+ 13841: if (XEiJ.EFA_SEPARATE_AR) { 13842: XEiJ.mpuCycleCount += 4; 13843: return XEiJ.regRn[ 9]++; 13844: } 13845: //fallthrough 13846: case 0b011_010: //(A2)+ 13847: if (XEiJ.EFA_SEPARATE_AR) { 13848: XEiJ.mpuCycleCount += 4; 13849: return XEiJ.regRn[10]++; 13850: } 13851: //fallthrough 13852: case 0b011_011: //(A3)+ 13853: if (XEiJ.EFA_SEPARATE_AR) { 13854: XEiJ.mpuCycleCount += 4; 13855: return XEiJ.regRn[11]++; 13856: } 13857: //fallthrough 13858: case 0b011_100: //(A4)+ 13859: if (XEiJ.EFA_SEPARATE_AR) { 13860: XEiJ.mpuCycleCount += 4; 13861: return XEiJ.regRn[12]++; 13862: } 13863: //fallthrough 13864: case 0b011_101: //(A5)+ 13865: if (XEiJ.EFA_SEPARATE_AR) { 13866: XEiJ.mpuCycleCount += 4; 13867: return XEiJ.regRn[13]++; 13868: } 13869: //fallthrough 13870: case 0b011_110: //(A6)+ 13871: if (XEiJ.EFA_SEPARATE_AR) { 13872: XEiJ.mpuCycleCount += 4; 13873: return XEiJ.regRn[14]++; 13874: } else { 13875: XEiJ.mpuCycleCount += 4; 13876: return XEiJ.regRn[ea - (0b011_000 - 8)]++; 13877: } 13878: case 0b011_111: //(A7)+ 13879: XEiJ.mpuCycleCount += 4; 13880: return (XEiJ.regRn[15] += 2) - 2; 13881: case 0b100_000: //-(A0) 13882: if (XEiJ.EFA_SEPARATE_AR) { 13883: XEiJ.mpuCycleCount += 6; 13884: return --XEiJ.regRn[ 8]; 13885: } 13886: //fallthrough 13887: case 0b100_001: //-(A1) 13888: if (XEiJ.EFA_SEPARATE_AR) { 13889: XEiJ.mpuCycleCount += 6; 13890: return --XEiJ.regRn[ 9]; 13891: } 13892: //fallthrough 13893: case 0b100_010: //-(A2) 13894: if (XEiJ.EFA_SEPARATE_AR) { 13895: XEiJ.mpuCycleCount += 6; 13896: return --XEiJ.regRn[10]; 13897: } 13898: //fallthrough 13899: case 0b100_011: //-(A3) 13900: if (XEiJ.EFA_SEPARATE_AR) { 13901: XEiJ.mpuCycleCount += 6; 13902: return --XEiJ.regRn[11]; 13903: } 13904: //fallthrough 13905: case 0b100_100: //-(A4) 13906: if (XEiJ.EFA_SEPARATE_AR) { 13907: XEiJ.mpuCycleCount += 6; 13908: return --XEiJ.regRn[12]; 13909: } 13910: //fallthrough 13911: case 0b100_101: //-(A5) 13912: if (XEiJ.EFA_SEPARATE_AR) { 13913: XEiJ.mpuCycleCount += 6; 13914: return --XEiJ.regRn[13]; 13915: } 13916: //fallthrough 13917: case 0b100_110: //-(A6) 13918: if (XEiJ.EFA_SEPARATE_AR) { 13919: XEiJ.mpuCycleCount += 6; 13920: return --XEiJ.regRn[14]; 13921: } else { 13922: XEiJ.mpuCycleCount += 6; 13923: return --XEiJ.regRn[ea - (0b100_000 - 8)]; 13924: } 13925: case 0b100_111: //-(A7) 13926: XEiJ.mpuCycleCount += 6; 13927: return XEiJ.regRn[15] -= 2; 13928: case 0b101_000: //(d16,A0) 13929: case 0b101_001: //(d16,A1) 13930: case 0b101_010: //(d16,A2) 13931: case 0b101_011: //(d16,A3) 13932: case 0b101_100: //(d16,A4) 13933: case 0b101_101: //(d16,A5) 13934: case 0b101_110: //(d16,A6) 13935: case 0b101_111: //(d16,A7) 13936: XEiJ.mpuCycleCount += 8; 13937: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 13938: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 13939: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。ワードディスプレースメント 13940: } else { 13941: t = XEiJ.regPC; 13942: XEiJ.regPC = t + 2; 13943: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 13944: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 13945: } 13946: case 0b110_000: //(d8,A0,Rn.wl) 13947: case 0b110_001: //(d8,A1,Rn.wl) 13948: case 0b110_010: //(d8,A2,Rn.wl) 13949: case 0b110_011: //(d8,A3,Rn.wl) 13950: case 0b110_100: //(d8,A4,Rn.wl) 13951: case 0b110_101: //(d8,A5,Rn.wl) 13952: case 0b110_110: //(d8,A6,Rn.wl) 13953: case 0b110_111: //(d8,A7,Rn.wl) 13954: XEiJ.mpuCycleCount += 10; 13955: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 13956: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 13957: } else { 13958: w = XEiJ.regPC; 13959: XEiJ.regPC = w + 2; 13960: w = XEiJ.busRwze (w); //pcwz。拡張ワード 13961: } 13962: return (XEiJ.regRn[ea - (0b110_000 - 8)] //ベースレジスタ 13963: + (byte) w //バイトディスプレースメント 13964: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 13965: XEiJ.regRn[w >> 12])); //ロングインデックス 13966: case 0b111_000: //(xxx).W 13967: XEiJ.mpuCycleCount += 8; 13968: return XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 13969: case 0b111_001: //(xxx).L 13970: XEiJ.mpuCycleCount += 12; 13971: return XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 13972: case 0b111_010: //(d16,PC) 13973: XEiJ.mpuCycleCount += 8; 13974: t = XEiJ.regPC; 13975: XEiJ.regPC = t + 2; 13976: return (t //ベースレジスタ 13977: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 13978: case 0b111_011: //(d8,PC,Rn.wl) 13979: XEiJ.mpuCycleCount += 10; 13980: t = XEiJ.regPC; 13981: XEiJ.regPC = t + 2; 13982: w = XEiJ.busRwze (t); //pcwz。拡張ワード 13983: return (t //ベースレジスタ 13984: + (byte) w //バイトディスプレースメント 13985: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 13986: XEiJ.regRn[w >> 12])); //ロングインデックス 13987: } //switch 13988: XEiJ.mpuCycleCount += 34; 13989: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 13990: throw M68kException.m6eSignal; 13991: } //efaMemByte 13992: 13993: //a = efaMltByte (ea) //| M+-WXZ | 13994: // メモリ可変モードのバイトオペランドの実効アドレスを求める 13995: // efaMemByteとの違いは(d16,PC)と(d8,PC,Rn.wl)がないこと 13996: @SuppressWarnings ("fallthrough") public static int efaMltByte (int ea) throws M68kException { 13997: int t, w; 13998: switch (ea) { 13999: case 0b010_000: //(A0) 14000: if (XEiJ.EFA_SEPARATE_AR) { 14001: XEiJ.mpuCycleCount += 4; 14002: return XEiJ.regRn[ 8]; 14003: } 14004: //fallthrough 14005: case 0b010_001: //(A1) 14006: if (XEiJ.EFA_SEPARATE_AR) { 14007: XEiJ.mpuCycleCount += 4; 14008: return XEiJ.regRn[ 9]; 14009: } 14010: //fallthrough 14011: case 0b010_010: //(A2) 14012: if (XEiJ.EFA_SEPARATE_AR) { 14013: XEiJ.mpuCycleCount += 4; 14014: return XEiJ.regRn[10]; 14015: } 14016: //fallthrough 14017: case 0b010_011: //(A3) 14018: if (XEiJ.EFA_SEPARATE_AR) { 14019: XEiJ.mpuCycleCount += 4; 14020: return XEiJ.regRn[11]; 14021: } 14022: //fallthrough 14023: case 0b010_100: //(A4) 14024: if (XEiJ.EFA_SEPARATE_AR) { 14025: XEiJ.mpuCycleCount += 4; 14026: return XEiJ.regRn[12]; 14027: } 14028: //fallthrough 14029: case 0b010_101: //(A5) 14030: if (XEiJ.EFA_SEPARATE_AR) { 14031: XEiJ.mpuCycleCount += 4; 14032: return XEiJ.regRn[13]; 14033: } 14034: //fallthrough 14035: case 0b010_110: //(A6) 14036: if (XEiJ.EFA_SEPARATE_AR) { 14037: XEiJ.mpuCycleCount += 4; 14038: return XEiJ.regRn[14]; 14039: } 14040: //fallthrough 14041: case 0b010_111: //(A7) 14042: if (XEiJ.EFA_SEPARATE_AR) { 14043: XEiJ.mpuCycleCount += 4; 14044: return XEiJ.regRn[15]; 14045: } else { 14046: XEiJ.mpuCycleCount += 4; 14047: return XEiJ.regRn[ea - (0b010_000 - 8)]; 14048: } 14049: case 0b011_000: //(A0)+ 14050: if (XEiJ.EFA_SEPARATE_AR) { 14051: XEiJ.mpuCycleCount += 4; 14052: return XEiJ.regRn[ 8]++; 14053: } 14054: //fallthrough 14055: case 0b011_001: //(A1)+ 14056: if (XEiJ.EFA_SEPARATE_AR) { 14057: XEiJ.mpuCycleCount += 4; 14058: return XEiJ.regRn[ 9]++; 14059: } 14060: //fallthrough 14061: case 0b011_010: //(A2)+ 14062: if (XEiJ.EFA_SEPARATE_AR) { 14063: XEiJ.mpuCycleCount += 4; 14064: return XEiJ.regRn[10]++; 14065: } 14066: //fallthrough 14067: case 0b011_011: //(A3)+ 14068: if (XEiJ.EFA_SEPARATE_AR) { 14069: XEiJ.mpuCycleCount += 4; 14070: return XEiJ.regRn[11]++; 14071: } 14072: //fallthrough 14073: case 0b011_100: //(A4)+ 14074: if (XEiJ.EFA_SEPARATE_AR) { 14075: XEiJ.mpuCycleCount += 4; 14076: return XEiJ.regRn[12]++; 14077: } 14078: //fallthrough 14079: case 0b011_101: //(A5)+ 14080: if (XEiJ.EFA_SEPARATE_AR) { 14081: XEiJ.mpuCycleCount += 4; 14082: return XEiJ.regRn[13]++; 14083: } 14084: //fallthrough 14085: case 0b011_110: //(A6)+ 14086: if (XEiJ.EFA_SEPARATE_AR) { 14087: XEiJ.mpuCycleCount += 4; 14088: return XEiJ.regRn[14]++; 14089: } else { 14090: XEiJ.mpuCycleCount += 4; 14091: return XEiJ.regRn[ea - (0b011_000 - 8)]++; 14092: } 14093: case 0b011_111: //(A7)+ 14094: XEiJ.mpuCycleCount += 4; 14095: return (XEiJ.regRn[15] += 2) - 2; 14096: case 0b100_000: //-(A0) 14097: if (XEiJ.EFA_SEPARATE_AR) { 14098: XEiJ.mpuCycleCount += 6; 14099: return --XEiJ.regRn[ 8]; 14100: } 14101: //fallthrough 14102: case 0b100_001: //-(A1) 14103: if (XEiJ.EFA_SEPARATE_AR) { 14104: XEiJ.mpuCycleCount += 6; 14105: return --XEiJ.regRn[ 9]; 14106: } 14107: //fallthrough 14108: case 0b100_010: //-(A2) 14109: if (XEiJ.EFA_SEPARATE_AR) { 14110: XEiJ.mpuCycleCount += 6; 14111: return --XEiJ.regRn[10]; 14112: } 14113: //fallthrough 14114: case 0b100_011: //-(A3) 14115: if (XEiJ.EFA_SEPARATE_AR) { 14116: XEiJ.mpuCycleCount += 6; 14117: return --XEiJ.regRn[11]; 14118: } 14119: //fallthrough 14120: case 0b100_100: //-(A4) 14121: if (XEiJ.EFA_SEPARATE_AR) { 14122: XEiJ.mpuCycleCount += 6; 14123: return --XEiJ.regRn[12]; 14124: } 14125: //fallthrough 14126: case 0b100_101: //-(A5) 14127: if (XEiJ.EFA_SEPARATE_AR) { 14128: XEiJ.mpuCycleCount += 6; 14129: return --XEiJ.regRn[13]; 14130: } 14131: //fallthrough 14132: case 0b100_110: //-(A6) 14133: if (XEiJ.EFA_SEPARATE_AR) { 14134: XEiJ.mpuCycleCount += 6; 14135: return --XEiJ.regRn[14]; 14136: } else { 14137: XEiJ.mpuCycleCount += 6; 14138: return --XEiJ.regRn[ea - (0b100_000 - 8)]; 14139: } 14140: case 0b100_111: //-(A7) 14141: XEiJ.mpuCycleCount += 6; 14142: return XEiJ.regRn[15] -= 2; 14143: case 0b101_000: //(d16,A0) 14144: case 0b101_001: //(d16,A1) 14145: case 0b101_010: //(d16,A2) 14146: case 0b101_011: //(d16,A3) 14147: case 0b101_100: //(d16,A4) 14148: case 0b101_101: //(d16,A5) 14149: case 0b101_110: //(d16,A6) 14150: case 0b101_111: //(d16,A7) 14151: XEiJ.mpuCycleCount += 8; 14152: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 14153: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 14154: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。ワードディスプレースメント 14155: } else { 14156: t = XEiJ.regPC; 14157: XEiJ.regPC = t + 2; 14158: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 14159: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 14160: } 14161: case 0b110_000: //(d8,A0,Rn.wl) 14162: case 0b110_001: //(d8,A1,Rn.wl) 14163: case 0b110_010: //(d8,A2,Rn.wl) 14164: case 0b110_011: //(d8,A3,Rn.wl) 14165: case 0b110_100: //(d8,A4,Rn.wl) 14166: case 0b110_101: //(d8,A5,Rn.wl) 14167: case 0b110_110: //(d8,A6,Rn.wl) 14168: case 0b110_111: //(d8,A7,Rn.wl) 14169: XEiJ.mpuCycleCount += 10; 14170: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 14171: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 14172: } else { 14173: w = XEiJ.regPC; 14174: XEiJ.regPC = w + 2; 14175: w = XEiJ.busRwze (w); //pcwz。拡張ワード 14176: } 14177: return (XEiJ.regRn[ea - (0b110_000 - 8)] //ベースレジスタ 14178: + (byte) w //バイトディスプレースメント 14179: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 14180: XEiJ.regRn[w >> 12])); //ロングインデックス 14181: case 0b111_000: //(xxx).W 14182: XEiJ.mpuCycleCount += 8; 14183: return XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 14184: case 0b111_001: //(xxx).L 14185: XEiJ.mpuCycleCount += 12; 14186: return XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 14187: } //switch 14188: XEiJ.mpuCycleCount += 34; 14189: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 14190: throw M68kException.m6eSignal; 14191: } //efaMltByte 14192: 14193: //a = efaCntByte (ea) //| M WXZP | 14194: // 制御モードのロングオペランドの実効アドレスを求める 14195: // efaMemByteとの違いは(Ar)+と-(Ar)がないこと 14196: @SuppressWarnings ("fallthrough") public static int efaCntByte (int ea) throws M68kException { 14197: int t, w; 14198: switch (ea) { 14199: case 0b010_000: //(A0) 14200: if (XEiJ.EFA_SEPARATE_AR) { 14201: XEiJ.mpuCycleCount += 4; 14202: return XEiJ.regRn[ 8]; 14203: } 14204: //fallthrough 14205: case 0b010_001: //(A1) 14206: if (XEiJ.EFA_SEPARATE_AR) { 14207: XEiJ.mpuCycleCount += 4; 14208: return XEiJ.regRn[ 9]; 14209: } 14210: //fallthrough 14211: case 0b010_010: //(A2) 14212: if (XEiJ.EFA_SEPARATE_AR) { 14213: XEiJ.mpuCycleCount += 4; 14214: return XEiJ.regRn[10]; 14215: } 14216: //fallthrough 14217: case 0b010_011: //(A3) 14218: if (XEiJ.EFA_SEPARATE_AR) { 14219: XEiJ.mpuCycleCount += 4; 14220: return XEiJ.regRn[11]; 14221: } 14222: //fallthrough 14223: case 0b010_100: //(A4) 14224: if (XEiJ.EFA_SEPARATE_AR) { 14225: XEiJ.mpuCycleCount += 4; 14226: return XEiJ.regRn[12]; 14227: } 14228: //fallthrough 14229: case 0b010_101: //(A5) 14230: if (XEiJ.EFA_SEPARATE_AR) { 14231: XEiJ.mpuCycleCount += 4; 14232: return XEiJ.regRn[13]; 14233: } 14234: //fallthrough 14235: case 0b010_110: //(A6) 14236: if (XEiJ.EFA_SEPARATE_AR) { 14237: XEiJ.mpuCycleCount += 4; 14238: return XEiJ.regRn[14]; 14239: } 14240: //fallthrough 14241: case 0b010_111: //(A7) 14242: if (XEiJ.EFA_SEPARATE_AR) { 14243: XEiJ.mpuCycleCount += 4; 14244: return XEiJ.regRn[15]; 14245: } else { 14246: XEiJ.mpuCycleCount += 4; 14247: return XEiJ.regRn[ea - (0b010_000 - 8)]; 14248: } 14249: case 0b101_000: //(d16,A0) 14250: case 0b101_001: //(d16,A1) 14251: case 0b101_010: //(d16,A2) 14252: case 0b101_011: //(d16,A3) 14253: case 0b101_100: //(d16,A4) 14254: case 0b101_101: //(d16,A5) 14255: case 0b101_110: //(d16,A6) 14256: case 0b101_111: //(d16,A7) 14257: XEiJ.mpuCycleCount += 8; 14258: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 14259: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 14260: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。ワードディスプレースメント 14261: } else { 14262: t = XEiJ.regPC; 14263: XEiJ.regPC = t + 2; 14264: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 14265: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 14266: } 14267: case 0b110_000: //(d8,A0,Rn.wl) 14268: case 0b110_001: //(d8,A1,Rn.wl) 14269: case 0b110_010: //(d8,A2,Rn.wl) 14270: case 0b110_011: //(d8,A3,Rn.wl) 14271: case 0b110_100: //(d8,A4,Rn.wl) 14272: case 0b110_101: //(d8,A5,Rn.wl) 14273: case 0b110_110: //(d8,A6,Rn.wl) 14274: case 0b110_111: //(d8,A7,Rn.wl) 14275: XEiJ.mpuCycleCount += 10; 14276: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 14277: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 14278: } else { 14279: w = XEiJ.regPC; 14280: XEiJ.regPC = w + 2; 14281: w = XEiJ.busRwze (w); //pcwz。拡張ワード 14282: } 14283: return (XEiJ.regRn[ea - (0b110_000 - 8)] //ベースレジスタ 14284: + (byte) w //バイトディスプレースメント 14285: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 14286: XEiJ.regRn[w >> 12])); //ロングインデックス 14287: case 0b111_000: //(xxx).W 14288: XEiJ.mpuCycleCount += 8; 14289: return XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 14290: case 0b111_001: //(xxx).L 14291: XEiJ.mpuCycleCount += 12; 14292: return XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 14293: case 0b111_010: //(d16,PC) 14294: XEiJ.mpuCycleCount += 8; 14295: t = XEiJ.regPC; 14296: XEiJ.regPC = t + 2; 14297: return (t //ベースレジスタ 14298: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 14299: case 0b111_011: //(d8,PC,Rn.wl) 14300: XEiJ.mpuCycleCount += 10; 14301: t = XEiJ.regPC; 14302: XEiJ.regPC = t + 2; 14303: w = XEiJ.busRwze (t); //pcwz。拡張ワード 14304: return (t //ベースレジスタ 14305: + (byte) w //バイトディスプレースメント 14306: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 14307: XEiJ.regRn[w >> 12])); //ロングインデックス 14308: } //switch 14309: XEiJ.mpuCycleCount += 34; 14310: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 14311: throw M68kException.m6eSignal; 14312: } //efaCntByte 14313: 14314: //a = efaAnyWord (ea) //| M+-WXZPI| 14315: // 任意のモードのワードオペランドの実効アドレスを求める 14316: // efaAnyByteとの違いは(Ar)+と-(Ar)がArを2変化させることと、(A7)+と-(A7)と#<data>の特別な動作がないこと 14317: @SuppressWarnings ("fallthrough") public static int efaAnyWord (int ea) throws M68kException { 14318: int t, w; 14319: switch (ea) { 14320: case 0b010_000: //(A0) 14321: if (XEiJ.EFA_SEPARATE_AR) { 14322: XEiJ.mpuCycleCount += 4; 14323: return XEiJ.regRn[ 8]; 14324: } 14325: //fallthrough 14326: case 0b010_001: //(A1) 14327: if (XEiJ.EFA_SEPARATE_AR) { 14328: XEiJ.mpuCycleCount += 4; 14329: return XEiJ.regRn[ 9]; 14330: } 14331: //fallthrough 14332: case 0b010_010: //(A2) 14333: if (XEiJ.EFA_SEPARATE_AR) { 14334: XEiJ.mpuCycleCount += 4; 14335: return XEiJ.regRn[10]; 14336: } 14337: //fallthrough 14338: case 0b010_011: //(A3) 14339: if (XEiJ.EFA_SEPARATE_AR) { 14340: XEiJ.mpuCycleCount += 4; 14341: return XEiJ.regRn[11]; 14342: } 14343: //fallthrough 14344: case 0b010_100: //(A4) 14345: if (XEiJ.EFA_SEPARATE_AR) { 14346: XEiJ.mpuCycleCount += 4; 14347: return XEiJ.regRn[12]; 14348: } 14349: //fallthrough 14350: case 0b010_101: //(A5) 14351: if (XEiJ.EFA_SEPARATE_AR) { 14352: XEiJ.mpuCycleCount += 4; 14353: return XEiJ.regRn[13]; 14354: } 14355: //fallthrough 14356: case 0b010_110: //(A6) 14357: if (XEiJ.EFA_SEPARATE_AR) { 14358: XEiJ.mpuCycleCount += 4; 14359: return XEiJ.regRn[14]; 14360: } 14361: //fallthrough 14362: case 0b010_111: //(A7) 14363: if (XEiJ.EFA_SEPARATE_AR) { 14364: XEiJ.mpuCycleCount += 4; 14365: return XEiJ.regRn[15]; 14366: } else { 14367: XEiJ.mpuCycleCount += 4; 14368: return XEiJ.regRn[ea - (0b010_000 - 8)]; 14369: } 14370: case 0b011_000: //(A0)+ 14371: if (XEiJ.EFA_SEPARATE_AR) { 14372: XEiJ.mpuCycleCount += 4; 14373: return (XEiJ.regRn[ 8] += 2) - 2; 14374: } 14375: //fallthrough 14376: case 0b011_001: //(A1)+ 14377: if (XEiJ.EFA_SEPARATE_AR) { 14378: XEiJ.mpuCycleCount += 4; 14379: return (XEiJ.regRn[ 9] += 2) - 2; 14380: } 14381: //fallthrough 14382: case 0b011_010: //(A2)+ 14383: if (XEiJ.EFA_SEPARATE_AR) { 14384: XEiJ.mpuCycleCount += 4; 14385: return (XEiJ.regRn[10] += 2) - 2; 14386: } 14387: //fallthrough 14388: case 0b011_011: //(A3)+ 14389: if (XEiJ.EFA_SEPARATE_AR) { 14390: XEiJ.mpuCycleCount += 4; 14391: return (XEiJ.regRn[11] += 2) - 2; 14392: } 14393: //fallthrough 14394: case 0b011_100: //(A4)+ 14395: if (XEiJ.EFA_SEPARATE_AR) { 14396: XEiJ.mpuCycleCount += 4; 14397: return (XEiJ.regRn[12] += 2) - 2; 14398: } 14399: //fallthrough 14400: case 0b011_101: //(A5)+ 14401: if (XEiJ.EFA_SEPARATE_AR) { 14402: XEiJ.mpuCycleCount += 4; 14403: return (XEiJ.regRn[13] += 2) - 2; 14404: } 14405: //fallthrough 14406: case 0b011_110: //(A6)+ 14407: if (XEiJ.EFA_SEPARATE_AR) { 14408: XEiJ.mpuCycleCount += 4; 14409: return (XEiJ.regRn[14] += 2) - 2; 14410: } 14411: //fallthrough 14412: case 0b011_111: //(A7)+ 14413: if (XEiJ.EFA_SEPARATE_AR) { 14414: XEiJ.mpuCycleCount += 4; 14415: return (XEiJ.regRn[15] += 2) - 2; 14416: } else { 14417: XEiJ.mpuCycleCount += 4; 14418: return (XEiJ.regRn[ea - (0b011_000 - 8)] += 2) - 2; 14419: } 14420: case 0b100_000: //-(A0) 14421: if (XEiJ.EFA_SEPARATE_AR) { 14422: XEiJ.mpuCycleCount += 6; 14423: return XEiJ.regRn[ 8] -= 2; 14424: } 14425: //fallthrough 14426: case 0b100_001: //-(A1) 14427: if (XEiJ.EFA_SEPARATE_AR) { 14428: XEiJ.mpuCycleCount += 6; 14429: return XEiJ.regRn[ 9] -= 2; 14430: } 14431: //fallthrough 14432: case 0b100_010: //-(A2) 14433: if (XEiJ.EFA_SEPARATE_AR) { 14434: XEiJ.mpuCycleCount += 6; 14435: return XEiJ.regRn[10] -= 2; 14436: } 14437: //fallthrough 14438: case 0b100_011: //-(A3) 14439: if (XEiJ.EFA_SEPARATE_AR) { 14440: XEiJ.mpuCycleCount += 6; 14441: return XEiJ.regRn[11] -= 2; 14442: } 14443: //fallthrough 14444: case 0b100_100: //-(A4) 14445: if (XEiJ.EFA_SEPARATE_AR) { 14446: XEiJ.mpuCycleCount += 6; 14447: return XEiJ.regRn[12] -= 2; 14448: } 14449: //fallthrough 14450: case 0b100_101: //-(A5) 14451: if (XEiJ.EFA_SEPARATE_AR) { 14452: XEiJ.mpuCycleCount += 6; 14453: return XEiJ.regRn[13] -= 2; 14454: } 14455: //fallthrough 14456: case 0b100_110: //-(A6) 14457: if (XEiJ.EFA_SEPARATE_AR) { 14458: XEiJ.mpuCycleCount += 6; 14459: return XEiJ.regRn[14] -= 2; 14460: } 14461: //fallthrough 14462: case 0b100_111: //-(A7) 14463: if (XEiJ.EFA_SEPARATE_AR) { 14464: XEiJ.mpuCycleCount += 6; 14465: return XEiJ.regRn[15] -= 2; 14466: } else { 14467: XEiJ.mpuCycleCount += 6; 14468: return XEiJ.regRn[ea - (0b100_000 - 8)] -= 2; 14469: } 14470: case 0b101_000: //(d16,A0) 14471: case 0b101_001: //(d16,A1) 14472: case 0b101_010: //(d16,A2) 14473: case 0b101_011: //(d16,A3) 14474: case 0b101_100: //(d16,A4) 14475: case 0b101_101: //(d16,A5) 14476: case 0b101_110: //(d16,A6) 14477: case 0b101_111: //(d16,A7) 14478: XEiJ.mpuCycleCount += 8; 14479: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 14480: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 14481: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。ワードディスプレースメント 14482: } else { 14483: t = XEiJ.regPC; 14484: XEiJ.regPC = t + 2; 14485: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 14486: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 14487: } 14488: case 0b110_000: //(d8,A0,Rn.wl) 14489: case 0b110_001: //(d8,A1,Rn.wl) 14490: case 0b110_010: //(d8,A2,Rn.wl) 14491: case 0b110_011: //(d8,A3,Rn.wl) 14492: case 0b110_100: //(d8,A4,Rn.wl) 14493: case 0b110_101: //(d8,A5,Rn.wl) 14494: case 0b110_110: //(d8,A6,Rn.wl) 14495: case 0b110_111: //(d8,A7,Rn.wl) 14496: XEiJ.mpuCycleCount += 10; 14497: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 14498: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 14499: } else { 14500: w = XEiJ.regPC; 14501: XEiJ.regPC = w + 2; 14502: w = XEiJ.busRwze (w); //pcwz。拡張ワード 14503: } 14504: return (XEiJ.regRn[ea - (0b110_000 - 8)] //ベースレジスタ 14505: + (byte) w //バイトディスプレースメント 14506: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 14507: XEiJ.regRn[w >> 12])); //ロングインデックス 14508: case 0b111_000: //(xxx).W 14509: XEiJ.mpuCycleCount += 8; 14510: return XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 14511: case 0b111_001: //(xxx).L 14512: XEiJ.mpuCycleCount += 12; 14513: return XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 14514: case 0b111_010: //(d16,PC) 14515: XEiJ.mpuCycleCount += 8; 14516: t = XEiJ.regPC; 14517: XEiJ.regPC = t + 2; 14518: return (t //ベースレジスタ 14519: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 14520: case 0b111_011: //(d8,PC,Rn.wl) 14521: XEiJ.mpuCycleCount += 10; 14522: t = XEiJ.regPC; 14523: XEiJ.regPC = t + 2; 14524: w = XEiJ.busRwze (t); //pcwz。拡張ワード 14525: return (t //ベースレジスタ 14526: + (byte) w //バイトディスプレースメント 14527: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 14528: XEiJ.regRn[w >> 12])); //ロングインデックス 14529: case 0b111_100: //#<data> 14530: XEiJ.mpuCycleCount += 4; 14531: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 14532: return (XEiJ.regPC += 2) - 2; 14533: } else { 14534: t = XEiJ.regPC; 14535: XEiJ.regPC = t + 2; 14536: return t; 14537: } 14538: } //switch 14539: XEiJ.mpuCycleCount += 34; 14540: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 14541: throw M68kException.m6eSignal; 14542: } //efaAnyWord 14543: 14544: //a = efaMemWord (ea) //| M+-WXZP | 14545: // メモリモードのワードオペランドの実効アドレスを求める 14546: // efaAnyWordとの違いは#<data>がないこと 14547: @SuppressWarnings ("fallthrough") public static int efaMemWord (int ea) throws M68kException { 14548: int t, w; 14549: switch (ea) { 14550: case 0b010_000: //(A0) 14551: if (XEiJ.EFA_SEPARATE_AR) { 14552: XEiJ.mpuCycleCount += 4; 14553: return XEiJ.regRn[ 8]; 14554: } 14555: //fallthrough 14556: case 0b010_001: //(A1) 14557: if (XEiJ.EFA_SEPARATE_AR) { 14558: XEiJ.mpuCycleCount += 4; 14559: return XEiJ.regRn[ 9]; 14560: } 14561: //fallthrough 14562: case 0b010_010: //(A2) 14563: if (XEiJ.EFA_SEPARATE_AR) { 14564: XEiJ.mpuCycleCount += 4; 14565: return XEiJ.regRn[10]; 14566: } 14567: //fallthrough 14568: case 0b010_011: //(A3) 14569: if (XEiJ.EFA_SEPARATE_AR) { 14570: XEiJ.mpuCycleCount += 4; 14571: return XEiJ.regRn[11]; 14572: } 14573: //fallthrough 14574: case 0b010_100: //(A4) 14575: if (XEiJ.EFA_SEPARATE_AR) { 14576: XEiJ.mpuCycleCount += 4; 14577: return XEiJ.regRn[12]; 14578: } 14579: //fallthrough 14580: case 0b010_101: //(A5) 14581: if (XEiJ.EFA_SEPARATE_AR) { 14582: XEiJ.mpuCycleCount += 4; 14583: return XEiJ.regRn[13]; 14584: } 14585: //fallthrough 14586: case 0b010_110: //(A6) 14587: if (XEiJ.EFA_SEPARATE_AR) { 14588: XEiJ.mpuCycleCount += 4; 14589: return XEiJ.regRn[14]; 14590: } 14591: //fallthrough 14592: case 0b010_111: //(A7) 14593: if (XEiJ.EFA_SEPARATE_AR) { 14594: XEiJ.mpuCycleCount += 4; 14595: return XEiJ.regRn[15]; 14596: } else { 14597: XEiJ.mpuCycleCount += 4; 14598: return XEiJ.regRn[ea - (0b010_000 - 8)]; 14599: } 14600: case 0b011_000: //(A0)+ 14601: if (XEiJ.EFA_SEPARATE_AR) { 14602: XEiJ.mpuCycleCount += 4; 14603: return (XEiJ.regRn[ 8] += 2) - 2; 14604: } 14605: //fallthrough 14606: case 0b011_001: //(A1)+ 14607: if (XEiJ.EFA_SEPARATE_AR) { 14608: XEiJ.mpuCycleCount += 4; 14609: return (XEiJ.regRn[ 9] += 2) - 2; 14610: } 14611: //fallthrough 14612: case 0b011_010: //(A2)+ 14613: if (XEiJ.EFA_SEPARATE_AR) { 14614: XEiJ.mpuCycleCount += 4; 14615: return (XEiJ.regRn[10] += 2) - 2; 14616: } 14617: //fallthrough 14618: case 0b011_011: //(A3)+ 14619: if (XEiJ.EFA_SEPARATE_AR) { 14620: XEiJ.mpuCycleCount += 4; 14621: return (XEiJ.regRn[11] += 2) - 2; 14622: } 14623: //fallthrough 14624: case 0b011_100: //(A4)+ 14625: if (XEiJ.EFA_SEPARATE_AR) { 14626: XEiJ.mpuCycleCount += 4; 14627: return (XEiJ.regRn[12] += 2) - 2; 14628: } 14629: //fallthrough 14630: case 0b011_101: //(A5)+ 14631: if (XEiJ.EFA_SEPARATE_AR) { 14632: XEiJ.mpuCycleCount += 4; 14633: return (XEiJ.regRn[13] += 2) - 2; 14634: } 14635: //fallthrough 14636: case 0b011_110: //(A6)+ 14637: if (XEiJ.EFA_SEPARATE_AR) { 14638: XEiJ.mpuCycleCount += 4; 14639: return (XEiJ.regRn[14] += 2) - 2; 14640: } 14641: //fallthrough 14642: case 0b011_111: //(A7)+ 14643: if (XEiJ.EFA_SEPARATE_AR) { 14644: XEiJ.mpuCycleCount += 4; 14645: return (XEiJ.regRn[15] += 2) - 2; 14646: } else { 14647: XEiJ.mpuCycleCount += 4; 14648: return (XEiJ.regRn[ea - (0b011_000 - 8)] += 2) - 2; 14649: } 14650: case 0b100_000: //-(A0) 14651: if (XEiJ.EFA_SEPARATE_AR) { 14652: XEiJ.mpuCycleCount += 6; 14653: return XEiJ.regRn[ 8] -= 2; 14654: } 14655: //fallthrough 14656: case 0b100_001: //-(A1) 14657: if (XEiJ.EFA_SEPARATE_AR) { 14658: XEiJ.mpuCycleCount += 6; 14659: return XEiJ.regRn[ 9] -= 2; 14660: } 14661: //fallthrough 14662: case 0b100_010: //-(A2) 14663: if (XEiJ.EFA_SEPARATE_AR) { 14664: XEiJ.mpuCycleCount += 6; 14665: return XEiJ.regRn[10] -= 2; 14666: } 14667: //fallthrough 14668: case 0b100_011: //-(A3) 14669: if (XEiJ.EFA_SEPARATE_AR) { 14670: XEiJ.mpuCycleCount += 6; 14671: return XEiJ.regRn[11] -= 2; 14672: } 14673: //fallthrough 14674: case 0b100_100: //-(A4) 14675: if (XEiJ.EFA_SEPARATE_AR) { 14676: XEiJ.mpuCycleCount += 6; 14677: return XEiJ.regRn[12] -= 2; 14678: } 14679: //fallthrough 14680: case 0b100_101: //-(A5) 14681: if (XEiJ.EFA_SEPARATE_AR) { 14682: XEiJ.mpuCycleCount += 6; 14683: return XEiJ.regRn[13] -= 2; 14684: } 14685: //fallthrough 14686: case 0b100_110: //-(A6) 14687: if (XEiJ.EFA_SEPARATE_AR) { 14688: XEiJ.mpuCycleCount += 6; 14689: return XEiJ.regRn[14] -= 2; 14690: } 14691: //fallthrough 14692: case 0b100_111: //-(A7) 14693: if (XEiJ.EFA_SEPARATE_AR) { 14694: XEiJ.mpuCycleCount += 6; 14695: return XEiJ.regRn[15] -= 2; 14696: } else { 14697: XEiJ.mpuCycleCount += 6; 14698: return XEiJ.regRn[ea - (0b100_000 - 8)] -= 2; 14699: } 14700: case 0b101_000: //(d16,A0) 14701: case 0b101_001: //(d16,A1) 14702: case 0b101_010: //(d16,A2) 14703: case 0b101_011: //(d16,A3) 14704: case 0b101_100: //(d16,A4) 14705: case 0b101_101: //(d16,A5) 14706: case 0b101_110: //(d16,A6) 14707: case 0b101_111: //(d16,A7) 14708: XEiJ.mpuCycleCount += 8; 14709: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 14710: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 14711: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。ワードディスプレースメント 14712: } else { 14713: t = XEiJ.regPC; 14714: XEiJ.regPC = t + 2; 14715: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 14716: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 14717: } 14718: case 0b110_000: //(d8,A0,Rn.wl) 14719: case 0b110_001: //(d8,A1,Rn.wl) 14720: case 0b110_010: //(d8,A2,Rn.wl) 14721: case 0b110_011: //(d8,A3,Rn.wl) 14722: case 0b110_100: //(d8,A4,Rn.wl) 14723: case 0b110_101: //(d8,A5,Rn.wl) 14724: case 0b110_110: //(d8,A6,Rn.wl) 14725: case 0b110_111: //(d8,A7,Rn.wl) 14726: XEiJ.mpuCycleCount += 10; 14727: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 14728: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 14729: } else { 14730: w = XEiJ.regPC; 14731: XEiJ.regPC = w + 2; 14732: w = XEiJ.busRwze (w); //pcwz。拡張ワード 14733: } 14734: return (XEiJ.regRn[ea - (0b110_000 - 8)] //ベースレジスタ 14735: + (byte) w //バイトディスプレースメント 14736: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 14737: XEiJ.regRn[w >> 12])); //ロングインデックス 14738: case 0b111_000: //(xxx).W 14739: XEiJ.mpuCycleCount += 8; 14740: return XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 14741: case 0b111_001: //(xxx).L 14742: XEiJ.mpuCycleCount += 12; 14743: return XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 14744: case 0b111_010: //(d16,PC) 14745: XEiJ.mpuCycleCount += 8; 14746: t = XEiJ.regPC; 14747: XEiJ.regPC = t + 2; 14748: return (t //ベースレジスタ 14749: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 14750: case 0b111_011: //(d8,PC,Rn.wl) 14751: XEiJ.mpuCycleCount += 10; 14752: t = XEiJ.regPC; 14753: XEiJ.regPC = t + 2; 14754: w = XEiJ.busRwze (t); //pcwz。拡張ワード 14755: return (t //ベースレジスタ 14756: + (byte) w //バイトディスプレースメント 14757: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 14758: XEiJ.regRn[w >> 12])); //ロングインデックス 14759: } //switch 14760: XEiJ.mpuCycleCount += 34; 14761: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 14762: throw M68kException.m6eSignal; 14763: } //efaMemWord 14764: 14765: //a = efaMltWord (ea) //| M+-WXZ | 14766: // メモリ可変モードのワードオペランドの実効アドレスを求める 14767: // efaMemWordとの違いは(d16,PC)と(d8,PC,Rn.wl)がないこと 14768: @SuppressWarnings ("fallthrough") public static int efaMltWord (int ea) throws M68kException { 14769: int t, w; 14770: switch (ea) { 14771: case 0b010_000: //(A0) 14772: if (XEiJ.EFA_SEPARATE_AR) { 14773: XEiJ.mpuCycleCount += 4; 14774: return XEiJ.regRn[ 8]; 14775: } 14776: //fallthrough 14777: case 0b010_001: //(A1) 14778: if (XEiJ.EFA_SEPARATE_AR) { 14779: XEiJ.mpuCycleCount += 4; 14780: return XEiJ.regRn[ 9]; 14781: } 14782: //fallthrough 14783: case 0b010_010: //(A2) 14784: if (XEiJ.EFA_SEPARATE_AR) { 14785: XEiJ.mpuCycleCount += 4; 14786: return XEiJ.regRn[10]; 14787: } 14788: //fallthrough 14789: case 0b010_011: //(A3) 14790: if (XEiJ.EFA_SEPARATE_AR) { 14791: XEiJ.mpuCycleCount += 4; 14792: return XEiJ.regRn[11]; 14793: } 14794: //fallthrough 14795: case 0b010_100: //(A4) 14796: if (XEiJ.EFA_SEPARATE_AR) { 14797: XEiJ.mpuCycleCount += 4; 14798: return XEiJ.regRn[12]; 14799: } 14800: //fallthrough 14801: case 0b010_101: //(A5) 14802: if (XEiJ.EFA_SEPARATE_AR) { 14803: XEiJ.mpuCycleCount += 4; 14804: return XEiJ.regRn[13]; 14805: } 14806: //fallthrough 14807: case 0b010_110: //(A6) 14808: if (XEiJ.EFA_SEPARATE_AR) { 14809: XEiJ.mpuCycleCount += 4; 14810: return XEiJ.regRn[14]; 14811: } 14812: //fallthrough 14813: case 0b010_111: //(A7) 14814: if (XEiJ.EFA_SEPARATE_AR) { 14815: XEiJ.mpuCycleCount += 4; 14816: return XEiJ.regRn[15]; 14817: } else { 14818: XEiJ.mpuCycleCount += 4; 14819: return XEiJ.regRn[ea - (0b010_000 - 8)]; 14820: } 14821: case 0b011_000: //(A0)+ 14822: if (XEiJ.EFA_SEPARATE_AR) { 14823: XEiJ.mpuCycleCount += 4; 14824: return (XEiJ.regRn[ 8] += 2) - 2; 14825: } 14826: //fallthrough 14827: case 0b011_001: //(A1)+ 14828: if (XEiJ.EFA_SEPARATE_AR) { 14829: XEiJ.mpuCycleCount += 4; 14830: return (XEiJ.regRn[ 9] += 2) - 2; 14831: } 14832: //fallthrough 14833: case 0b011_010: //(A2)+ 14834: if (XEiJ.EFA_SEPARATE_AR) { 14835: XEiJ.mpuCycleCount += 4; 14836: return (XEiJ.regRn[10] += 2) - 2; 14837: } 14838: //fallthrough 14839: case 0b011_011: //(A3)+ 14840: if (XEiJ.EFA_SEPARATE_AR) { 14841: XEiJ.mpuCycleCount += 4; 14842: return (XEiJ.regRn[11] += 2) - 2; 14843: } 14844: //fallthrough 14845: case 0b011_100: //(A4)+ 14846: if (XEiJ.EFA_SEPARATE_AR) { 14847: XEiJ.mpuCycleCount += 4; 14848: return (XEiJ.regRn[12] += 2) - 2; 14849: } 14850: //fallthrough 14851: case 0b011_101: //(A5)+ 14852: if (XEiJ.EFA_SEPARATE_AR) { 14853: XEiJ.mpuCycleCount += 4; 14854: return (XEiJ.regRn[13] += 2) - 2; 14855: } 14856: //fallthrough 14857: case 0b011_110: //(A6)+ 14858: if (XEiJ.EFA_SEPARATE_AR) { 14859: XEiJ.mpuCycleCount += 4; 14860: return (XEiJ.regRn[14] += 2) - 2; 14861: } 14862: //fallthrough 14863: case 0b011_111: //(A7)+ 14864: if (XEiJ.EFA_SEPARATE_AR) { 14865: XEiJ.mpuCycleCount += 4; 14866: return (XEiJ.regRn[15] += 2) - 2; 14867: } else { 14868: XEiJ.mpuCycleCount += 4; 14869: return (XEiJ.regRn[ea - (0b011_000 - 8)] += 2) - 2; 14870: } 14871: case 0b100_000: //-(A0) 14872: if (XEiJ.EFA_SEPARATE_AR) { 14873: XEiJ.mpuCycleCount += 6; 14874: return XEiJ.regRn[ 8] -= 2; 14875: } 14876: //fallthrough 14877: case 0b100_001: //-(A1) 14878: if (XEiJ.EFA_SEPARATE_AR) { 14879: XEiJ.mpuCycleCount += 6; 14880: return XEiJ.regRn[ 9] -= 2; 14881: } 14882: //fallthrough 14883: case 0b100_010: //-(A2) 14884: if (XEiJ.EFA_SEPARATE_AR) { 14885: XEiJ.mpuCycleCount += 6; 14886: return XEiJ.regRn[10] -= 2; 14887: } 14888: //fallthrough 14889: case 0b100_011: //-(A3) 14890: if (XEiJ.EFA_SEPARATE_AR) { 14891: XEiJ.mpuCycleCount += 6; 14892: return XEiJ.regRn[11] -= 2; 14893: } 14894: //fallthrough 14895: case 0b100_100: //-(A4) 14896: if (XEiJ.EFA_SEPARATE_AR) { 14897: XEiJ.mpuCycleCount += 6; 14898: return XEiJ.regRn[12] -= 2; 14899: } 14900: //fallthrough 14901: case 0b100_101: //-(A5) 14902: if (XEiJ.EFA_SEPARATE_AR) { 14903: XEiJ.mpuCycleCount += 6; 14904: return XEiJ.regRn[13] -= 2; 14905: } 14906: //fallthrough 14907: case 0b100_110: //-(A6) 14908: if (XEiJ.EFA_SEPARATE_AR) { 14909: XEiJ.mpuCycleCount += 6; 14910: return XEiJ.regRn[14] -= 2; 14911: } 14912: //fallthrough 14913: case 0b100_111: //-(A7) 14914: if (XEiJ.EFA_SEPARATE_AR) { 14915: XEiJ.mpuCycleCount += 6; 14916: return XEiJ.regRn[15] -= 2; 14917: } else { 14918: XEiJ.mpuCycleCount += 6; 14919: return XEiJ.regRn[ea - (0b100_000 - 8)] -= 2; 14920: } 14921: case 0b101_000: //(d16,A0) 14922: case 0b101_001: //(d16,A1) 14923: case 0b101_010: //(d16,A2) 14924: case 0b101_011: //(d16,A3) 14925: case 0b101_100: //(d16,A4) 14926: case 0b101_101: //(d16,A5) 14927: case 0b101_110: //(d16,A6) 14928: case 0b101_111: //(d16,A7) 14929: XEiJ.mpuCycleCount += 8; 14930: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 14931: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 14932: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。ワードディスプレースメント 14933: } else { 14934: t = XEiJ.regPC; 14935: XEiJ.regPC = t + 2; 14936: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 14937: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 14938: } 14939: case 0b110_000: //(d8,A0,Rn.wl) 14940: case 0b110_001: //(d8,A1,Rn.wl) 14941: case 0b110_010: //(d8,A2,Rn.wl) 14942: case 0b110_011: //(d8,A3,Rn.wl) 14943: case 0b110_100: //(d8,A4,Rn.wl) 14944: case 0b110_101: //(d8,A5,Rn.wl) 14945: case 0b110_110: //(d8,A6,Rn.wl) 14946: case 0b110_111: //(d8,A7,Rn.wl) 14947: XEiJ.mpuCycleCount += 10; 14948: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 14949: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 14950: } else { 14951: w = XEiJ.regPC; 14952: XEiJ.regPC = w + 2; 14953: w = XEiJ.busRwze (w); //pcwz。拡張ワード 14954: } 14955: return (XEiJ.regRn[ea - (0b110_000 - 8)] //ベースレジスタ 14956: + (byte) w //バイトディスプレースメント 14957: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 14958: XEiJ.regRn[w >> 12])); //ロングインデックス 14959: case 0b111_000: //(xxx).W 14960: XEiJ.mpuCycleCount += 8; 14961: return XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 14962: case 0b111_001: //(xxx).L 14963: XEiJ.mpuCycleCount += 12; 14964: return XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 14965: } //switch 14966: XEiJ.mpuCycleCount += 34; 14967: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 14968: throw M68kException.m6eSignal; 14969: } //efaMltWord 14970: 14971: //a = efaCntWord (ea) //| M WXZP | 14972: // 制御モードのワードオペランドの実効アドレスを求める 14973: // efaMemWordとの違いは(Ar)+と-(Ar)がないこと 14974: @SuppressWarnings ("fallthrough") public static int efaCntWord (int ea) throws M68kException { 14975: int t, w; 14976: switch (ea) { 14977: case 0b010_000: //(A0) 14978: if (XEiJ.EFA_SEPARATE_AR) { 14979: XEiJ.mpuCycleCount += 4; 14980: return XEiJ.regRn[ 8]; 14981: } 14982: //fallthrough 14983: case 0b010_001: //(A1) 14984: if (XEiJ.EFA_SEPARATE_AR) { 14985: XEiJ.mpuCycleCount += 4; 14986: return XEiJ.regRn[ 9]; 14987: } 14988: //fallthrough 14989: case 0b010_010: //(A2) 14990: if (XEiJ.EFA_SEPARATE_AR) { 14991: XEiJ.mpuCycleCount += 4; 14992: return XEiJ.regRn[10]; 14993: } 14994: //fallthrough 14995: case 0b010_011: //(A3) 14996: if (XEiJ.EFA_SEPARATE_AR) { 14997: XEiJ.mpuCycleCount += 4; 14998: return XEiJ.regRn[11]; 14999: } 15000: //fallthrough 15001: case 0b010_100: //(A4) 15002: if (XEiJ.EFA_SEPARATE_AR) { 15003: XEiJ.mpuCycleCount += 4; 15004: return XEiJ.regRn[12]; 15005: } 15006: //fallthrough 15007: case 0b010_101: //(A5) 15008: if (XEiJ.EFA_SEPARATE_AR) { 15009: XEiJ.mpuCycleCount += 4; 15010: return XEiJ.regRn[13]; 15011: } 15012: //fallthrough 15013: case 0b010_110: //(A6) 15014: if (XEiJ.EFA_SEPARATE_AR) { 15015: XEiJ.mpuCycleCount += 4; 15016: return XEiJ.regRn[14]; 15017: } 15018: //fallthrough 15019: case 0b010_111: //(A7) 15020: if (XEiJ.EFA_SEPARATE_AR) { 15021: XEiJ.mpuCycleCount += 4; 15022: return XEiJ.regRn[15]; 15023: } else { 15024: XEiJ.mpuCycleCount += 4; 15025: return XEiJ.regRn[ea - (0b010_000 - 8)]; 15026: } 15027: case 0b101_000: //(d16,A0) 15028: case 0b101_001: //(d16,A1) 15029: case 0b101_010: //(d16,A2) 15030: case 0b101_011: //(d16,A3) 15031: case 0b101_100: //(d16,A4) 15032: case 0b101_101: //(d16,A5) 15033: case 0b101_110: //(d16,A6) 15034: case 0b101_111: //(d16,A7) 15035: XEiJ.mpuCycleCount += 8; 15036: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 15037: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 15038: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。ワードディスプレースメント 15039: } else { 15040: t = XEiJ.regPC; 15041: XEiJ.regPC = t + 2; 15042: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 15043: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 15044: } 15045: case 0b110_000: //(d8,A0,Rn.wl) 15046: case 0b110_001: //(d8,A1,Rn.wl) 15047: case 0b110_010: //(d8,A2,Rn.wl) 15048: case 0b110_011: //(d8,A3,Rn.wl) 15049: case 0b110_100: //(d8,A4,Rn.wl) 15050: case 0b110_101: //(d8,A5,Rn.wl) 15051: case 0b110_110: //(d8,A6,Rn.wl) 15052: case 0b110_111: //(d8,A7,Rn.wl) 15053: XEiJ.mpuCycleCount += 10; 15054: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 15055: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 15056: } else { 15057: w = XEiJ.regPC; 15058: XEiJ.regPC = w + 2; 15059: w = XEiJ.busRwze (w); //pcwz。拡張ワード 15060: } 15061: return (XEiJ.regRn[ea - (0b110_000 - 8)] //ベースレジスタ 15062: + (byte) w //バイトディスプレースメント 15063: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 15064: XEiJ.regRn[w >> 12])); //ロングインデックス 15065: case 0b111_000: //(xxx).W 15066: XEiJ.mpuCycleCount += 8; 15067: return XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 15068: case 0b111_001: //(xxx).L 15069: XEiJ.mpuCycleCount += 12; 15070: return XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 15071: case 0b111_010: //(d16,PC) 15072: XEiJ.mpuCycleCount += 8; 15073: t = XEiJ.regPC; 15074: XEiJ.regPC = t + 2; 15075: return (t //ベースレジスタ 15076: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 15077: case 0b111_011: //(d8,PC,Rn.wl) 15078: XEiJ.mpuCycleCount += 10; 15079: t = XEiJ.regPC; 15080: XEiJ.regPC = t + 2; 15081: w = XEiJ.busRwze (t); //pcwz。拡張ワード 15082: return (t //ベースレジスタ 15083: + (byte) w //バイトディスプレースメント 15084: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 15085: XEiJ.regRn[w >> 12])); //ロングインデックス 15086: } //switch 15087: XEiJ.mpuCycleCount += 34; 15088: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 15089: throw M68kException.m6eSignal; 15090: } //efaCntWord 15091: 15092: //a = efaCltWord (ea) //| M WXZ | 15093: // 制御可変モードのワードオペランドの実効アドレスを求める 15094: // efaCntWordとの違いは(d16,PC)と(d8,PC,Rn.wl)がないこと 15095: @SuppressWarnings ("fallthrough") public static int efaCltWord (int ea) throws M68kException { 15096: int t, w; 15097: switch (ea) { 15098: case 0b010_000: //(A0) 15099: if (XEiJ.EFA_SEPARATE_AR) { 15100: XEiJ.mpuCycleCount += 4; 15101: return XEiJ.regRn[ 8]; 15102: } 15103: //fallthrough 15104: case 0b010_001: //(A1) 15105: if (XEiJ.EFA_SEPARATE_AR) { 15106: XEiJ.mpuCycleCount += 4; 15107: return XEiJ.regRn[ 9]; 15108: } 15109: //fallthrough 15110: case 0b010_010: //(A2) 15111: if (XEiJ.EFA_SEPARATE_AR) { 15112: XEiJ.mpuCycleCount += 4; 15113: return XEiJ.regRn[10]; 15114: } 15115: //fallthrough 15116: case 0b010_011: //(A3) 15117: if (XEiJ.EFA_SEPARATE_AR) { 15118: XEiJ.mpuCycleCount += 4; 15119: return XEiJ.regRn[11]; 15120: } 15121: //fallthrough 15122: case 0b010_100: //(A4) 15123: if (XEiJ.EFA_SEPARATE_AR) { 15124: XEiJ.mpuCycleCount += 4; 15125: return XEiJ.regRn[12]; 15126: } 15127: //fallthrough 15128: case 0b010_101: //(A5) 15129: if (XEiJ.EFA_SEPARATE_AR) { 15130: XEiJ.mpuCycleCount += 4; 15131: return XEiJ.regRn[13]; 15132: } 15133: //fallthrough 15134: case 0b010_110: //(A6) 15135: if (XEiJ.EFA_SEPARATE_AR) { 15136: XEiJ.mpuCycleCount += 4; 15137: return XEiJ.regRn[14]; 15138: } 15139: //fallthrough 15140: case 0b010_111: //(A7) 15141: if (XEiJ.EFA_SEPARATE_AR) { 15142: XEiJ.mpuCycleCount += 4; 15143: return XEiJ.regRn[15]; 15144: } else { 15145: XEiJ.mpuCycleCount += 4; 15146: return XEiJ.regRn[ea - (0b010_000 - 8)]; 15147: } 15148: case 0b101_000: //(d16,A0) 15149: case 0b101_001: //(d16,A1) 15150: case 0b101_010: //(d16,A2) 15151: case 0b101_011: //(d16,A3) 15152: case 0b101_100: //(d16,A4) 15153: case 0b101_101: //(d16,A5) 15154: case 0b101_110: //(d16,A6) 15155: case 0b101_111: //(d16,A7) 15156: XEiJ.mpuCycleCount += 8; 15157: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 15158: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 15159: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。ワードディスプレースメント 15160: } else { 15161: t = XEiJ.regPC; 15162: XEiJ.regPC = t + 2; 15163: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 15164: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 15165: } 15166: case 0b110_000: //(d8,A0,Rn.wl) 15167: case 0b110_001: //(d8,A1,Rn.wl) 15168: case 0b110_010: //(d8,A2,Rn.wl) 15169: case 0b110_011: //(d8,A3,Rn.wl) 15170: case 0b110_100: //(d8,A4,Rn.wl) 15171: case 0b110_101: //(d8,A5,Rn.wl) 15172: case 0b110_110: //(d8,A6,Rn.wl) 15173: case 0b110_111: //(d8,A7,Rn.wl) 15174: XEiJ.mpuCycleCount += 10; 15175: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 15176: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 15177: } else { 15178: w = XEiJ.regPC; 15179: XEiJ.regPC = w + 2; 15180: w = XEiJ.busRwze (w); //pcwz。拡張ワード 15181: } 15182: return (XEiJ.regRn[ea - (0b110_000 - 8)] //ベースレジスタ 15183: + (byte) w //バイトディスプレースメント 15184: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 15185: XEiJ.regRn[w >> 12])); //ロングインデックス 15186: case 0b111_000: //(xxx).W 15187: XEiJ.mpuCycleCount += 8; 15188: return XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 15189: case 0b111_001: //(xxx).L 15190: XEiJ.mpuCycleCount += 12; 15191: return XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 15192: } //switch 15193: XEiJ.mpuCycleCount += 34; 15194: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 15195: throw M68kException.m6eSignal; 15196: } //efaCltWord 15197: 15198: //a = efaAnyLong (ea) //| M+-WXZPI| 15199: // 任意のモードのロングオペランドの実効アドレスを求める 15200: // efaAnyWordとの違いは(Ar)+と-(Ar)がArを4変化させることと、#<data>がPCを4変化させることと、 15201: // オペランドのアクセスが1ワード増える分の4サイクルが追加されていること 15202: @SuppressWarnings ("fallthrough") public static int efaAnyLong (int ea) throws M68kException { 15203: int t, w; 15204: switch (ea) { 15205: case 0b010_000: //(A0) 15206: if (XEiJ.EFA_SEPARATE_AR) { 15207: XEiJ.mpuCycleCount += 8; 15208: return XEiJ.regRn[ 8]; 15209: } 15210: //fallthrough 15211: case 0b010_001: //(A1) 15212: if (XEiJ.EFA_SEPARATE_AR) { 15213: XEiJ.mpuCycleCount += 8; 15214: return XEiJ.regRn[ 9]; 15215: } 15216: //fallthrough 15217: case 0b010_010: //(A2) 15218: if (XEiJ.EFA_SEPARATE_AR) { 15219: XEiJ.mpuCycleCount += 8; 15220: return XEiJ.regRn[10]; 15221: } 15222: //fallthrough 15223: case 0b010_011: //(A3) 15224: if (XEiJ.EFA_SEPARATE_AR) { 15225: XEiJ.mpuCycleCount += 8; 15226: return XEiJ.regRn[11]; 15227: } 15228: //fallthrough 15229: case 0b010_100: //(A4) 15230: if (XEiJ.EFA_SEPARATE_AR) { 15231: XEiJ.mpuCycleCount += 8; 15232: return XEiJ.regRn[12]; 15233: } 15234: //fallthrough 15235: case 0b010_101: //(A5) 15236: if (XEiJ.EFA_SEPARATE_AR) { 15237: XEiJ.mpuCycleCount += 8; 15238: return XEiJ.regRn[13]; 15239: } 15240: //fallthrough 15241: case 0b010_110: //(A6) 15242: if (XEiJ.EFA_SEPARATE_AR) { 15243: XEiJ.mpuCycleCount += 8; 15244: return XEiJ.regRn[14]; 15245: } 15246: //fallthrough 15247: case 0b010_111: //(A7) 15248: if (XEiJ.EFA_SEPARATE_AR) { 15249: XEiJ.mpuCycleCount += 8; 15250: return XEiJ.regRn[15]; 15251: } else { 15252: XEiJ.mpuCycleCount += 8; 15253: return XEiJ.regRn[ea - (0b010_000 - 8)]; 15254: } 15255: case 0b011_000: //(A0)+ 15256: if (XEiJ.EFA_SEPARATE_AR) { 15257: XEiJ.mpuCycleCount += 8; 15258: return (XEiJ.regRn[ 8] += 4) - 4; 15259: } 15260: //fallthrough 15261: case 0b011_001: //(A1)+ 15262: if (XEiJ.EFA_SEPARATE_AR) { 15263: XEiJ.mpuCycleCount += 8; 15264: return (XEiJ.regRn[ 9] += 4) - 4; 15265: } 15266: //fallthrough 15267: case 0b011_010: //(A2)+ 15268: if (XEiJ.EFA_SEPARATE_AR) { 15269: XEiJ.mpuCycleCount += 8; 15270: return (XEiJ.regRn[10] += 4) - 4; 15271: } 15272: //fallthrough 15273: case 0b011_011: //(A3)+ 15274: if (XEiJ.EFA_SEPARATE_AR) { 15275: XEiJ.mpuCycleCount += 8; 15276: return (XEiJ.regRn[11] += 4) - 4; 15277: } 15278: //fallthrough 15279: case 0b011_100: //(A4)+ 15280: if (XEiJ.EFA_SEPARATE_AR) { 15281: XEiJ.mpuCycleCount += 8; 15282: return (XEiJ.regRn[12] += 4) - 4; 15283: } 15284: //fallthrough 15285: case 0b011_101: //(A5)+ 15286: if (XEiJ.EFA_SEPARATE_AR) { 15287: XEiJ.mpuCycleCount += 8; 15288: return (XEiJ.regRn[13] += 4) - 4; 15289: } 15290: //fallthrough 15291: case 0b011_110: //(A6)+ 15292: if (XEiJ.EFA_SEPARATE_AR) { 15293: XEiJ.mpuCycleCount += 8; 15294: return (XEiJ.regRn[14] += 4) - 4; 15295: } 15296: //fallthrough 15297: case 0b011_111: //(A7)+ 15298: if (XEiJ.EFA_SEPARATE_AR) { 15299: XEiJ.mpuCycleCount += 8; 15300: return (XEiJ.regRn[15] += 4) - 4; 15301: } else { 15302: XEiJ.mpuCycleCount += 8; 15303: return (XEiJ.regRn[ea - (0b011_000 - 8)] += 4) - 4; 15304: } 15305: case 0b100_000: //-(A0) 15306: if (XEiJ.EFA_SEPARATE_AR) { 15307: XEiJ.mpuCycleCount += 10; 15308: return XEiJ.regRn[ 8] -= 4; 15309: } 15310: //fallthrough 15311: case 0b100_001: //-(A1) 15312: if (XEiJ.EFA_SEPARATE_AR) { 15313: XEiJ.mpuCycleCount += 10; 15314: return XEiJ.regRn[ 9] -= 4; 15315: } 15316: //fallthrough 15317: case 0b100_010: //-(A2) 15318: if (XEiJ.EFA_SEPARATE_AR) { 15319: XEiJ.mpuCycleCount += 10; 15320: return XEiJ.regRn[10] -= 4; 15321: } 15322: //fallthrough 15323: case 0b100_011: //-(A3) 15324: if (XEiJ.EFA_SEPARATE_AR) { 15325: XEiJ.mpuCycleCount += 10; 15326: return XEiJ.regRn[11] -= 4; 15327: } 15328: //fallthrough 15329: case 0b100_100: //-(A4) 15330: if (XEiJ.EFA_SEPARATE_AR) { 15331: XEiJ.mpuCycleCount += 10; 15332: return XEiJ.regRn[12] -= 4; 15333: } 15334: //fallthrough 15335: case 0b100_101: //-(A5) 15336: if (XEiJ.EFA_SEPARATE_AR) { 15337: XEiJ.mpuCycleCount += 10; 15338: return XEiJ.regRn[13] -= 4; 15339: } 15340: //fallthrough 15341: case 0b100_110: //-(A6) 15342: if (XEiJ.EFA_SEPARATE_AR) { 15343: XEiJ.mpuCycleCount += 10; 15344: return XEiJ.regRn[14] -= 4; 15345: } 15346: //fallthrough 15347: case 0b100_111: //-(A7) 15348: if (XEiJ.EFA_SEPARATE_AR) { 15349: XEiJ.mpuCycleCount += 10; 15350: return XEiJ.regRn[15] -= 4; 15351: } else { 15352: XEiJ.mpuCycleCount += 10; 15353: return XEiJ.regRn[ea - (0b100_000 - 8)] -= 4; 15354: } 15355: case 0b101_000: //(d16,A0) 15356: case 0b101_001: //(d16,A1) 15357: case 0b101_010: //(d16,A2) 15358: case 0b101_011: //(d16,A3) 15359: case 0b101_100: //(d16,A4) 15360: case 0b101_101: //(d16,A5) 15361: case 0b101_110: //(d16,A6) 15362: case 0b101_111: //(d16,A7) 15363: XEiJ.mpuCycleCount += 12; 15364: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 15365: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 15366: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。ワードディスプレースメント 15367: } else { 15368: t = XEiJ.regPC; 15369: XEiJ.regPC = t + 2; 15370: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 15371: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 15372: } 15373: case 0b110_000: //(d8,A0,Rn.wl) 15374: case 0b110_001: //(d8,A1,Rn.wl) 15375: case 0b110_010: //(d8,A2,Rn.wl) 15376: case 0b110_011: //(d8,A3,Rn.wl) 15377: case 0b110_100: //(d8,A4,Rn.wl) 15378: case 0b110_101: //(d8,A5,Rn.wl) 15379: case 0b110_110: //(d8,A6,Rn.wl) 15380: case 0b110_111: //(d8,A7,Rn.wl) 15381: XEiJ.mpuCycleCount += 14; 15382: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 15383: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 15384: } else { 15385: w = XEiJ.regPC; 15386: XEiJ.regPC = w + 2; 15387: w = XEiJ.busRwze (w); //pcwz。拡張ワード 15388: } 15389: return (XEiJ.regRn[ea - (0b110_000 - 8)] //ベースレジスタ 15390: + (byte) w //バイトディスプレースメント 15391: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 15392: XEiJ.regRn[w >> 12])); //ロングインデックス 15393: case 0b111_000: //(xxx).W 15394: XEiJ.mpuCycleCount += 12; 15395: return XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 15396: case 0b111_001: //(xxx).L 15397: XEiJ.mpuCycleCount += 16; 15398: return XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 15399: case 0b111_010: //(d16,PC) 15400: XEiJ.mpuCycleCount += 12; 15401: t = XEiJ.regPC; 15402: XEiJ.regPC = t + 2; 15403: return (t //ベースレジスタ 15404: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 15405: case 0b111_011: //(d8,PC,Rn.wl) 15406: XEiJ.mpuCycleCount += 14; 15407: t = XEiJ.regPC; 15408: XEiJ.regPC = t + 2; 15409: w = XEiJ.busRwze (t); //pcwz。拡張ワード 15410: return (t //ベースレジスタ 15411: + (byte) w //バイトディスプレースメント 15412: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 15413: XEiJ.regRn[w >> 12])); //ロングインデックス 15414: case 0b111_100: //#<data> 15415: XEiJ.mpuCycleCount += 8; 15416: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 15417: return (XEiJ.regPC += 4) - 4; 15418: } else { 15419: t = XEiJ.regPC; 15420: XEiJ.regPC = t + 4; 15421: return t; 15422: } 15423: } //switch 15424: XEiJ.mpuCycleCount += 34; 15425: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 15426: throw M68kException.m6eSignal; 15427: } //efaAnyLong 15428: 15429: //a = efaMemLong (ea) //| M+-WXZP | 15430: // メモリモードのロングオペランドの実効アドレスを求める 15431: // efaAnyLongとの違いは#<data>がないこと 15432: @SuppressWarnings ("fallthrough") public static int efaMemLong (int ea) throws M68kException { 15433: int t, w; 15434: switch (ea) { 15435: case 0b010_000: //(A0) 15436: if (XEiJ.EFA_SEPARATE_AR) { 15437: XEiJ.mpuCycleCount += 8; 15438: return XEiJ.regRn[ 8]; 15439: } 15440: //fallthrough 15441: case 0b010_001: //(A1) 15442: if (XEiJ.EFA_SEPARATE_AR) { 15443: XEiJ.mpuCycleCount += 8; 15444: return XEiJ.regRn[ 9]; 15445: } 15446: //fallthrough 15447: case 0b010_010: //(A2) 15448: if (XEiJ.EFA_SEPARATE_AR) { 15449: XEiJ.mpuCycleCount += 8; 15450: return XEiJ.regRn[10]; 15451: } 15452: //fallthrough 15453: case 0b010_011: //(A3) 15454: if (XEiJ.EFA_SEPARATE_AR) { 15455: XEiJ.mpuCycleCount += 8; 15456: return XEiJ.regRn[11]; 15457: } 15458: //fallthrough 15459: case 0b010_100: //(A4) 15460: if (XEiJ.EFA_SEPARATE_AR) { 15461: XEiJ.mpuCycleCount += 8; 15462: return XEiJ.regRn[12]; 15463: } 15464: //fallthrough 15465: case 0b010_101: //(A5) 15466: if (XEiJ.EFA_SEPARATE_AR) { 15467: XEiJ.mpuCycleCount += 8; 15468: return XEiJ.regRn[13]; 15469: } 15470: //fallthrough 15471: case 0b010_110: //(A6) 15472: if (XEiJ.EFA_SEPARATE_AR) { 15473: XEiJ.mpuCycleCount += 8; 15474: return XEiJ.regRn[14]; 15475: } 15476: //fallthrough 15477: case 0b010_111: //(A7) 15478: if (XEiJ.EFA_SEPARATE_AR) { 15479: XEiJ.mpuCycleCount += 8; 15480: return XEiJ.regRn[15]; 15481: } else { 15482: XEiJ.mpuCycleCount += 8; 15483: return XEiJ.regRn[ea - (0b010_000 - 8)]; 15484: } 15485: case 0b011_000: //(A0)+ 15486: if (XEiJ.EFA_SEPARATE_AR) { 15487: XEiJ.mpuCycleCount += 8; 15488: return (XEiJ.regRn[ 8] += 4) - 4; 15489: } 15490: //fallthrough 15491: case 0b011_001: //(A1)+ 15492: if (XEiJ.EFA_SEPARATE_AR) { 15493: XEiJ.mpuCycleCount += 8; 15494: return (XEiJ.regRn[ 9] += 4) - 4; 15495: } 15496: //fallthrough 15497: case 0b011_010: //(A2)+ 15498: if (XEiJ.EFA_SEPARATE_AR) { 15499: XEiJ.mpuCycleCount += 8; 15500: return (XEiJ.regRn[10] += 4) - 4; 15501: } 15502: //fallthrough 15503: case 0b011_011: //(A3)+ 15504: if (XEiJ.EFA_SEPARATE_AR) { 15505: XEiJ.mpuCycleCount += 8; 15506: return (XEiJ.regRn[11] += 4) - 4; 15507: } 15508: //fallthrough 15509: case 0b011_100: //(A4)+ 15510: if (XEiJ.EFA_SEPARATE_AR) { 15511: XEiJ.mpuCycleCount += 8; 15512: return (XEiJ.regRn[12] += 4) - 4; 15513: } 15514: //fallthrough 15515: case 0b011_101: //(A5)+ 15516: if (XEiJ.EFA_SEPARATE_AR) { 15517: XEiJ.mpuCycleCount += 8; 15518: return (XEiJ.regRn[13] += 4) - 4; 15519: } 15520: //fallthrough 15521: case 0b011_110: //(A6)+ 15522: if (XEiJ.EFA_SEPARATE_AR) { 15523: XEiJ.mpuCycleCount += 8; 15524: return (XEiJ.regRn[14] += 4) - 4; 15525: } 15526: //fallthrough 15527: case 0b011_111: //(A7)+ 15528: if (XEiJ.EFA_SEPARATE_AR) { 15529: XEiJ.mpuCycleCount += 8; 15530: return (XEiJ.regRn[15] += 4) - 4; 15531: } else { 15532: XEiJ.mpuCycleCount += 8; 15533: return (XEiJ.regRn[ea - (0b011_000 - 8)] += 4) - 4; 15534: } 15535: case 0b100_000: //-(A0) 15536: if (XEiJ.EFA_SEPARATE_AR) { 15537: XEiJ.mpuCycleCount += 10; 15538: return XEiJ.regRn[ 8] -= 4; 15539: } 15540: //fallthrough 15541: case 0b100_001: //-(A1) 15542: if (XEiJ.EFA_SEPARATE_AR) { 15543: XEiJ.mpuCycleCount += 10; 15544: return XEiJ.regRn[ 9] -= 4; 15545: } 15546: //fallthrough 15547: case 0b100_010: //-(A2) 15548: if (XEiJ.EFA_SEPARATE_AR) { 15549: XEiJ.mpuCycleCount += 10; 15550: return XEiJ.regRn[10] -= 4; 15551: } 15552: //fallthrough 15553: case 0b100_011: //-(A3) 15554: if (XEiJ.EFA_SEPARATE_AR) { 15555: XEiJ.mpuCycleCount += 10; 15556: return XEiJ.regRn[11] -= 4; 15557: } 15558: //fallthrough 15559: case 0b100_100: //-(A4) 15560: if (XEiJ.EFA_SEPARATE_AR) { 15561: XEiJ.mpuCycleCount += 10; 15562: return XEiJ.regRn[12] -= 4; 15563: } 15564: //fallthrough 15565: case 0b100_101: //-(A5) 15566: if (XEiJ.EFA_SEPARATE_AR) { 15567: XEiJ.mpuCycleCount += 10; 15568: return XEiJ.regRn[13] -= 4; 15569: } 15570: //fallthrough 15571: case 0b100_110: //-(A6) 15572: if (XEiJ.EFA_SEPARATE_AR) { 15573: XEiJ.mpuCycleCount += 10; 15574: return XEiJ.regRn[14] -= 4; 15575: } 15576: //fallthrough 15577: case 0b100_111: //-(A7) 15578: if (XEiJ.EFA_SEPARATE_AR) { 15579: XEiJ.mpuCycleCount += 10; 15580: return XEiJ.regRn[15] -= 4; 15581: } else { 15582: XEiJ.mpuCycleCount += 10; 15583: return XEiJ.regRn[ea - (0b100_000 - 8)] -= 4; 15584: } 15585: case 0b101_000: //(d16,A0) 15586: case 0b101_001: //(d16,A1) 15587: case 0b101_010: //(d16,A2) 15588: case 0b101_011: //(d16,A3) 15589: case 0b101_100: //(d16,A4) 15590: case 0b101_101: //(d16,A5) 15591: case 0b101_110: //(d16,A6) 15592: case 0b101_111: //(d16,A7) 15593: XEiJ.mpuCycleCount += 12; 15594: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 15595: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 15596: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。ワードディスプレースメント 15597: } else { 15598: t = XEiJ.regPC; 15599: XEiJ.regPC = t + 2; 15600: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 15601: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 15602: } 15603: case 0b110_000: //(d8,A0,Rn.wl) 15604: case 0b110_001: //(d8,A1,Rn.wl) 15605: case 0b110_010: //(d8,A2,Rn.wl) 15606: case 0b110_011: //(d8,A3,Rn.wl) 15607: case 0b110_100: //(d8,A4,Rn.wl) 15608: case 0b110_101: //(d8,A5,Rn.wl) 15609: case 0b110_110: //(d8,A6,Rn.wl) 15610: case 0b110_111: //(d8,A7,Rn.wl) 15611: XEiJ.mpuCycleCount += 14; 15612: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 15613: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 15614: } else { 15615: w = XEiJ.regPC; 15616: XEiJ.regPC = w + 2; 15617: w = XEiJ.busRwze (w); //pcwz。拡張ワード 15618: } 15619: return (XEiJ.regRn[ea - (0b110_000 - 8)] //ベースレジスタ 15620: + (byte) w //バイトディスプレースメント 15621: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 15622: XEiJ.regRn[w >> 12])); //ロングインデックス 15623: case 0b111_000: //(xxx).W 15624: XEiJ.mpuCycleCount += 12; 15625: return XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 15626: case 0b111_001: //(xxx).L 15627: XEiJ.mpuCycleCount += 16; 15628: return XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 15629: case 0b111_010: //(d16,PC) 15630: XEiJ.mpuCycleCount += 12; 15631: t = XEiJ.regPC; 15632: XEiJ.regPC = t + 2; 15633: return (t //ベースレジスタ 15634: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 15635: case 0b111_011: //(d8,PC,Rn.wl) 15636: XEiJ.mpuCycleCount += 14; 15637: t = XEiJ.regPC; 15638: XEiJ.regPC = t + 2; 15639: w = XEiJ.busRwze (t); //pcwz。拡張ワード 15640: return (t //ベースレジスタ 15641: + (byte) w //バイトディスプレースメント 15642: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 15643: XEiJ.regRn[w >> 12])); //ロングインデックス 15644: } //switch 15645: XEiJ.mpuCycleCount += 34; 15646: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 15647: throw M68kException.m6eSignal; 15648: } //efaMemLong 15649: 15650: //a = efaMltLong (ea) //| M+-WXZ | 15651: // メモリ可変モードのロングオペランドの実効アドレスを求める 15652: // efaMemLongとの違いは(d16,PC)と(d8,PC,Rn.wl)がないこと 15653: @SuppressWarnings ("fallthrough") public static int efaMltLong (int ea) throws M68kException { 15654: int t, w; 15655: switch (ea) { 15656: case 0b010_000: //(A0) 15657: if (XEiJ.EFA_SEPARATE_AR) { 15658: XEiJ.mpuCycleCount += 8; 15659: return XEiJ.regRn[ 8]; 15660: } 15661: //fallthrough 15662: case 0b010_001: //(A1) 15663: if (XEiJ.EFA_SEPARATE_AR) { 15664: XEiJ.mpuCycleCount += 8; 15665: return XEiJ.regRn[ 9]; 15666: } 15667: //fallthrough 15668: case 0b010_010: //(A2) 15669: if (XEiJ.EFA_SEPARATE_AR) { 15670: XEiJ.mpuCycleCount += 8; 15671: return XEiJ.regRn[10]; 15672: } 15673: //fallthrough 15674: case 0b010_011: //(A3) 15675: if (XEiJ.EFA_SEPARATE_AR) { 15676: XEiJ.mpuCycleCount += 8; 15677: return XEiJ.regRn[11]; 15678: } 15679: //fallthrough 15680: case 0b010_100: //(A4) 15681: if (XEiJ.EFA_SEPARATE_AR) { 15682: XEiJ.mpuCycleCount += 8; 15683: return XEiJ.regRn[12]; 15684: } 15685: //fallthrough 15686: case 0b010_101: //(A5) 15687: if (XEiJ.EFA_SEPARATE_AR) { 15688: XEiJ.mpuCycleCount += 8; 15689: return XEiJ.regRn[13]; 15690: } 15691: //fallthrough 15692: case 0b010_110: //(A6) 15693: if (XEiJ.EFA_SEPARATE_AR) { 15694: XEiJ.mpuCycleCount += 8; 15695: return XEiJ.regRn[14]; 15696: } 15697: //fallthrough 15698: case 0b010_111: //(A7) 15699: if (XEiJ.EFA_SEPARATE_AR) { 15700: XEiJ.mpuCycleCount += 8; 15701: return XEiJ.regRn[15]; 15702: } else { 15703: XEiJ.mpuCycleCount += 8; 15704: return XEiJ.regRn[ea - (0b010_000 - 8)]; 15705: } 15706: case 0b011_000: //(A0)+ 15707: if (XEiJ.EFA_SEPARATE_AR) { 15708: XEiJ.mpuCycleCount += 8; 15709: return (XEiJ.regRn[ 8] += 4) - 4; 15710: } 15711: //fallthrough 15712: case 0b011_001: //(A1)+ 15713: if (XEiJ.EFA_SEPARATE_AR) { 15714: XEiJ.mpuCycleCount += 8; 15715: return (XEiJ.regRn[ 9] += 4) - 4; 15716: } 15717: //fallthrough 15718: case 0b011_010: //(A2)+ 15719: if (XEiJ.EFA_SEPARATE_AR) { 15720: XEiJ.mpuCycleCount += 8; 15721: return (XEiJ.regRn[10] += 4) - 4; 15722: } 15723: //fallthrough 15724: case 0b011_011: //(A3)+ 15725: if (XEiJ.EFA_SEPARATE_AR) { 15726: XEiJ.mpuCycleCount += 8; 15727: return (XEiJ.regRn[11] += 4) - 4; 15728: } 15729: //fallthrough 15730: case 0b011_100: //(A4)+ 15731: if (XEiJ.EFA_SEPARATE_AR) { 15732: XEiJ.mpuCycleCount += 8; 15733: return (XEiJ.regRn[12] += 4) - 4; 15734: } 15735: //fallthrough 15736: case 0b011_101: //(A5)+ 15737: if (XEiJ.EFA_SEPARATE_AR) { 15738: XEiJ.mpuCycleCount += 8; 15739: return (XEiJ.regRn[13] += 4) - 4; 15740: } 15741: //fallthrough 15742: case 0b011_110: //(A6)+ 15743: if (XEiJ.EFA_SEPARATE_AR) { 15744: XEiJ.mpuCycleCount += 8; 15745: return (XEiJ.regRn[14] += 4) - 4; 15746: } 15747: //fallthrough 15748: case 0b011_111: //(A7)+ 15749: if (XEiJ.EFA_SEPARATE_AR) { 15750: XEiJ.mpuCycleCount += 8; 15751: return (XEiJ.regRn[15] += 4) - 4; 15752: } else { 15753: XEiJ.mpuCycleCount += 8; 15754: return (XEiJ.regRn[ea - (0b011_000 - 8)] += 4) - 4; 15755: } 15756: case 0b100_000: //-(A0) 15757: if (XEiJ.EFA_SEPARATE_AR) { 15758: XEiJ.mpuCycleCount += 10; 15759: return XEiJ.regRn[ 8] -= 4; 15760: } 15761: //fallthrough 15762: case 0b100_001: //-(A1) 15763: if (XEiJ.EFA_SEPARATE_AR) { 15764: XEiJ.mpuCycleCount += 10; 15765: return XEiJ.regRn[ 9] -= 4; 15766: } 15767: //fallthrough 15768: case 0b100_010: //-(A2) 15769: if (XEiJ.EFA_SEPARATE_AR) { 15770: XEiJ.mpuCycleCount += 10; 15771: return XEiJ.regRn[10] -= 4; 15772: } 15773: //fallthrough 15774: case 0b100_011: //-(A3) 15775: if (XEiJ.EFA_SEPARATE_AR) { 15776: XEiJ.mpuCycleCount += 10; 15777: return XEiJ.regRn[11] -= 4; 15778: } 15779: //fallthrough 15780: case 0b100_100: //-(A4) 15781: if (XEiJ.EFA_SEPARATE_AR) { 15782: XEiJ.mpuCycleCount += 10; 15783: return XEiJ.regRn[12] -= 4; 15784: } 15785: //fallthrough 15786: case 0b100_101: //-(A5) 15787: if (XEiJ.EFA_SEPARATE_AR) { 15788: XEiJ.mpuCycleCount += 10; 15789: return XEiJ.regRn[13] -= 4; 15790: } 15791: //fallthrough 15792: case 0b100_110: //-(A6) 15793: if (XEiJ.EFA_SEPARATE_AR) { 15794: XEiJ.mpuCycleCount += 10; 15795: return XEiJ.regRn[14] -= 4; 15796: } 15797: //fallthrough 15798: case 0b100_111: //-(A7) 15799: if (XEiJ.EFA_SEPARATE_AR) { 15800: XEiJ.mpuCycleCount += 10; 15801: return XEiJ.regRn[15] -= 4; 15802: } else { 15803: XEiJ.mpuCycleCount += 10; 15804: return XEiJ.regRn[ea - (0b100_000 - 8)] -= 4; 15805: } 15806: case 0b101_000: //(d16,A0) 15807: case 0b101_001: //(d16,A1) 15808: case 0b101_010: //(d16,A2) 15809: case 0b101_011: //(d16,A3) 15810: case 0b101_100: //(d16,A4) 15811: case 0b101_101: //(d16,A5) 15812: case 0b101_110: //(d16,A6) 15813: case 0b101_111: //(d16,A7) 15814: XEiJ.mpuCycleCount += 12; 15815: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 15816: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 15817: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。ワードディスプレースメント 15818: } else { 15819: t = XEiJ.regPC; 15820: XEiJ.regPC = t + 2; 15821: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 15822: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 15823: } 15824: case 0b110_000: //(d8,A0,Rn.wl) 15825: case 0b110_001: //(d8,A1,Rn.wl) 15826: case 0b110_010: //(d8,A2,Rn.wl) 15827: case 0b110_011: //(d8,A3,Rn.wl) 15828: case 0b110_100: //(d8,A4,Rn.wl) 15829: case 0b110_101: //(d8,A5,Rn.wl) 15830: case 0b110_110: //(d8,A6,Rn.wl) 15831: case 0b110_111: //(d8,A7,Rn.wl) 15832: XEiJ.mpuCycleCount += 14; 15833: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 15834: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 15835: } else { 15836: w = XEiJ.regPC; 15837: XEiJ.regPC = w + 2; 15838: w = XEiJ.busRwze (w); //pcwz。拡張ワード 15839: } 15840: return (XEiJ.regRn[ea - (0b110_000 - 8)] //ベースレジスタ 15841: + (byte) w //バイトディスプレースメント 15842: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 15843: XEiJ.regRn[w >> 12])); //ロングインデックス 15844: case 0b111_000: //(xxx).W 15845: XEiJ.mpuCycleCount += 12; 15846: return XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 15847: case 0b111_001: //(xxx).L 15848: XEiJ.mpuCycleCount += 16; 15849: return XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 15850: } //switch 15851: XEiJ.mpuCycleCount += 34; 15852: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 15853: throw M68kException.m6eSignal; 15854: } //efaMltLong 15855: 15856: //a = efaCntLong (ea) //| M WXZP | 15857: // 制御モードのロングオペランドの実効アドレスを求める 15858: // efaMemLongとの違いは(Ar)+と-(Ar)がないこと 15859: @SuppressWarnings ("fallthrough") public static int efaCntLong (int ea) throws M68kException { 15860: int t, w; 15861: switch (ea) { 15862: case 0b010_000: //(A0) 15863: if (XEiJ.EFA_SEPARATE_AR) { 15864: XEiJ.mpuCycleCount += 8; 15865: return XEiJ.regRn[ 8]; 15866: } 15867: //fallthrough 15868: case 0b010_001: //(A1) 15869: if (XEiJ.EFA_SEPARATE_AR) { 15870: XEiJ.mpuCycleCount += 8; 15871: return XEiJ.regRn[ 9]; 15872: } 15873: //fallthrough 15874: case 0b010_010: //(A2) 15875: if (XEiJ.EFA_SEPARATE_AR) { 15876: XEiJ.mpuCycleCount += 8; 15877: return XEiJ.regRn[10]; 15878: } 15879: //fallthrough 15880: case 0b010_011: //(A3) 15881: if (XEiJ.EFA_SEPARATE_AR) { 15882: XEiJ.mpuCycleCount += 8; 15883: return XEiJ.regRn[11]; 15884: } 15885: //fallthrough 15886: case 0b010_100: //(A4) 15887: if (XEiJ.EFA_SEPARATE_AR) { 15888: XEiJ.mpuCycleCount += 8; 15889: return XEiJ.regRn[12]; 15890: } 15891: //fallthrough 15892: case 0b010_101: //(A5) 15893: if (XEiJ.EFA_SEPARATE_AR) { 15894: XEiJ.mpuCycleCount += 8; 15895: return XEiJ.regRn[13]; 15896: } 15897: //fallthrough 15898: case 0b010_110: //(A6) 15899: if (XEiJ.EFA_SEPARATE_AR) { 15900: XEiJ.mpuCycleCount += 8; 15901: return XEiJ.regRn[14]; 15902: } 15903: //fallthrough 15904: case 0b010_111: //(A7) 15905: if (XEiJ.EFA_SEPARATE_AR) { 15906: XEiJ.mpuCycleCount += 8; 15907: return XEiJ.regRn[15]; 15908: } else { 15909: XEiJ.mpuCycleCount += 8; 15910: return XEiJ.regRn[ea - (0b010_000 - 8)]; 15911: } 15912: case 0b101_000: //(d16,A0) 15913: case 0b101_001: //(d16,A1) 15914: case 0b101_010: //(d16,A2) 15915: case 0b101_011: //(d16,A3) 15916: case 0b101_100: //(d16,A4) 15917: case 0b101_101: //(d16,A5) 15918: case 0b101_110: //(d16,A6) 15919: case 0b101_111: //(d16,A7) 15920: XEiJ.mpuCycleCount += 12; 15921: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 15922: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 15923: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。ワードディスプレースメント 15924: } else { 15925: t = XEiJ.regPC; 15926: XEiJ.regPC = t + 2; 15927: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 15928: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 15929: } 15930: case 0b110_000: //(d8,A0,Rn.wl) 15931: case 0b110_001: //(d8,A1,Rn.wl) 15932: case 0b110_010: //(d8,A2,Rn.wl) 15933: case 0b110_011: //(d8,A3,Rn.wl) 15934: case 0b110_100: //(d8,A4,Rn.wl) 15935: case 0b110_101: //(d8,A5,Rn.wl) 15936: case 0b110_110: //(d8,A6,Rn.wl) 15937: case 0b110_111: //(d8,A7,Rn.wl) 15938: XEiJ.mpuCycleCount += 14; 15939: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 15940: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 15941: } else { 15942: w = XEiJ.regPC; 15943: XEiJ.regPC = w + 2; 15944: w = XEiJ.busRwze (w); //pcwz。拡張ワード 15945: } 15946: return (XEiJ.regRn[ea - (0b110_000 - 8)] //ベースレジスタ 15947: + (byte) w //バイトディスプレースメント 15948: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 15949: XEiJ.regRn[w >> 12])); //ロングインデックス 15950: case 0b111_000: //(xxx).W 15951: XEiJ.mpuCycleCount += 12; 15952: return XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 15953: case 0b111_001: //(xxx).L 15954: XEiJ.mpuCycleCount += 16; 15955: return XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 15956: case 0b111_010: //(d16,PC) 15957: XEiJ.mpuCycleCount += 12; 15958: t = XEiJ.regPC; 15959: XEiJ.regPC = t + 2; 15960: return (t //ベースレジスタ 15961: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 15962: case 0b111_011: //(d8,PC,Rn.wl) 15963: XEiJ.mpuCycleCount += 14; 15964: t = XEiJ.regPC; 15965: XEiJ.regPC = t + 2; 15966: w = XEiJ.busRwze (t); //pcwz。拡張ワード 15967: return (t //ベースレジスタ 15968: + (byte) w //バイトディスプレースメント 15969: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 15970: XEiJ.regRn[w >> 12])); //ロングインデックス 15971: } //switch 15972: XEiJ.mpuCycleCount += 34; 15973: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 15974: throw M68kException.m6eSignal; 15975: } //efaCntLong 15976: 15977: //a = efaCltLong (ea) //| M WXZ | 15978: // 制御可変モードのワードオペランドの実効アドレスを求める 15979: // efaCntLongとの違いは(d16,PC)と(d8,PC,Rn.wl)がないこと 15980: @SuppressWarnings ("fallthrough") public static int efaCltLong (int ea) throws M68kException { 15981: int t, w; 15982: switch (ea) { 15983: case 0b010_000: //(A0) 15984: if (XEiJ.EFA_SEPARATE_AR) { 15985: XEiJ.mpuCycleCount += 8; 15986: return XEiJ.regRn[ 8]; 15987: } 15988: //fallthrough 15989: case 0b010_001: //(A1) 15990: if (XEiJ.EFA_SEPARATE_AR) { 15991: XEiJ.mpuCycleCount += 8; 15992: return XEiJ.regRn[ 9]; 15993: } 15994: //fallthrough 15995: case 0b010_010: //(A2) 15996: if (XEiJ.EFA_SEPARATE_AR) { 15997: XEiJ.mpuCycleCount += 8; 15998: return XEiJ.regRn[10]; 15999: } 16000: //fallthrough 16001: case 0b010_011: //(A3) 16002: if (XEiJ.EFA_SEPARATE_AR) { 16003: XEiJ.mpuCycleCount += 8; 16004: return XEiJ.regRn[11]; 16005: } 16006: //fallthrough 16007: case 0b010_100: //(A4) 16008: if (XEiJ.EFA_SEPARATE_AR) { 16009: XEiJ.mpuCycleCount += 8; 16010: return XEiJ.regRn[12]; 16011: } 16012: //fallthrough 16013: case 0b010_101: //(A5) 16014: if (XEiJ.EFA_SEPARATE_AR) { 16015: XEiJ.mpuCycleCount += 8; 16016: return XEiJ.regRn[13]; 16017: } 16018: //fallthrough 16019: case 0b010_110: //(A6) 16020: if (XEiJ.EFA_SEPARATE_AR) { 16021: XEiJ.mpuCycleCount += 8; 16022: return XEiJ.regRn[14]; 16023: } 16024: //fallthrough 16025: case 0b010_111: //(A7) 16026: if (XEiJ.EFA_SEPARATE_AR) { 16027: XEiJ.mpuCycleCount += 8; 16028: return XEiJ.regRn[15]; 16029: } else { 16030: XEiJ.mpuCycleCount += 8; 16031: return XEiJ.regRn[ea - (0b010_000 - 8)]; 16032: } 16033: case 0b101_000: //(d16,A0) 16034: case 0b101_001: //(d16,A1) 16035: case 0b101_010: //(d16,A2) 16036: case 0b101_011: //(d16,A3) 16037: case 0b101_100: //(d16,A4) 16038: case 0b101_101: //(d16,A5) 16039: case 0b101_110: //(d16,A6) 16040: case 0b101_111: //(d16,A7) 16041: XEiJ.mpuCycleCount += 12; 16042: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 16043: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 16044: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。ワードディスプレースメント 16045: } else { 16046: t = XEiJ.regPC; 16047: XEiJ.regPC = t + 2; 16048: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 16049: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 16050: } 16051: case 0b110_000: //(d8,A0,Rn.wl) 16052: case 0b110_001: //(d8,A1,Rn.wl) 16053: case 0b110_010: //(d8,A2,Rn.wl) 16054: case 0b110_011: //(d8,A3,Rn.wl) 16055: case 0b110_100: //(d8,A4,Rn.wl) 16056: case 0b110_101: //(d8,A5,Rn.wl) 16057: case 0b110_110: //(d8,A6,Rn.wl) 16058: case 0b110_111: //(d8,A7,Rn.wl) 16059: XEiJ.mpuCycleCount += 14; 16060: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 16061: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 16062: } else { 16063: w = XEiJ.regPC; 16064: XEiJ.regPC = w + 2; 16065: w = XEiJ.busRwze (w); //pcwz。拡張ワード 16066: } 16067: return (XEiJ.regRn[ea - (0b110_000 - 8)] //ベースレジスタ 16068: + (byte) w //バイトディスプレースメント 16069: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 16070: XEiJ.regRn[w >> 12])); //ロングインデックス 16071: case 0b111_000: //(xxx).W 16072: XEiJ.mpuCycleCount += 12; 16073: return XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 16074: case 0b111_001: //(xxx).L 16075: XEiJ.mpuCycleCount += 16; 16076: return XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 16077: } //switch 16078: XEiJ.mpuCycleCount += 34; 16079: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 16080: throw M68kException.m6eSignal; 16081: } //efaCltLong 16082: 16083: //a = efaAnyQuad (ea) //| M+-WXZPI| 16084: // 任意のモードのクワッドオペランドの実効アドレスを求める 16085: // efaAnyLongとの違いは(Ar)+と-(Ar)がArを8変化させることと、#<data>がPCを8変化させることと、 16086: // オペランドのアクセスが2ワード増える分の8サイクルが追加されていること 16087: @SuppressWarnings ("fallthrough") public static int efaAnyQuad (int ea) throws M68kException { 16088: int t, w; 16089: switch (ea) { 16090: case 0b010_000: //(A0) 16091: if (XEiJ.EFA_SEPARATE_AR) { 16092: XEiJ.mpuCycleCount += 16; 16093: return XEiJ.regRn[ 8]; 16094: } 16095: //fallthrough 16096: case 0b010_001: //(A1) 16097: if (XEiJ.EFA_SEPARATE_AR) { 16098: XEiJ.mpuCycleCount += 16; 16099: return XEiJ.regRn[ 9]; 16100: } 16101: //fallthrough 16102: case 0b010_010: //(A2) 16103: if (XEiJ.EFA_SEPARATE_AR) { 16104: XEiJ.mpuCycleCount += 16; 16105: return XEiJ.regRn[10]; 16106: } 16107: //fallthrough 16108: case 0b010_011: //(A3) 16109: if (XEiJ.EFA_SEPARATE_AR) { 16110: XEiJ.mpuCycleCount += 16; 16111: return XEiJ.regRn[11]; 16112: } 16113: //fallthrough 16114: case 0b010_100: //(A4) 16115: if (XEiJ.EFA_SEPARATE_AR) { 16116: XEiJ.mpuCycleCount += 16; 16117: return XEiJ.regRn[12]; 16118: } 16119: //fallthrough 16120: case 0b010_101: //(A5) 16121: if (XEiJ.EFA_SEPARATE_AR) { 16122: XEiJ.mpuCycleCount += 16; 16123: return XEiJ.regRn[13]; 16124: } 16125: //fallthrough 16126: case 0b010_110: //(A6) 16127: if (XEiJ.EFA_SEPARATE_AR) { 16128: XEiJ.mpuCycleCount += 16; 16129: return XEiJ.regRn[14]; 16130: } 16131: //fallthrough 16132: case 0b010_111: //(A7) 16133: if (XEiJ.EFA_SEPARATE_AR) { 16134: XEiJ.mpuCycleCount += 16; 16135: return XEiJ.regRn[15]; 16136: } else { 16137: XEiJ.mpuCycleCount += 16; 16138: return XEiJ.regRn[ea - (0b010_000 - 8)]; 16139: } 16140: case 0b011_000: //(A0)+ 16141: if (XEiJ.EFA_SEPARATE_AR) { 16142: XEiJ.mpuCycleCount += 16; 16143: return (XEiJ.regRn[ 8] += 8) - 8; 16144: } 16145: //fallthrough 16146: case 0b011_001: //(A1)+ 16147: if (XEiJ.EFA_SEPARATE_AR) { 16148: XEiJ.mpuCycleCount += 16; 16149: return (XEiJ.regRn[ 9] += 8) - 8; 16150: } 16151: //fallthrough 16152: case 0b011_010: //(A2)+ 16153: if (XEiJ.EFA_SEPARATE_AR) { 16154: XEiJ.mpuCycleCount += 16; 16155: return (XEiJ.regRn[10] += 8) - 8; 16156: } 16157: //fallthrough 16158: case 0b011_011: //(A3)+ 16159: if (XEiJ.EFA_SEPARATE_AR) { 16160: XEiJ.mpuCycleCount += 16; 16161: return (XEiJ.regRn[11] += 8) - 8; 16162: } 16163: //fallthrough 16164: case 0b011_100: //(A4)+ 16165: if (XEiJ.EFA_SEPARATE_AR) { 16166: XEiJ.mpuCycleCount += 16; 16167: return (XEiJ.regRn[12] += 8) - 8; 16168: } 16169: //fallthrough 16170: case 0b011_101: //(A5)+ 16171: if (XEiJ.EFA_SEPARATE_AR) { 16172: XEiJ.mpuCycleCount += 16; 16173: return (XEiJ.regRn[13] += 8) - 8; 16174: } 16175: //fallthrough 16176: case 0b011_110: //(A6)+ 16177: if (XEiJ.EFA_SEPARATE_AR) { 16178: XEiJ.mpuCycleCount += 16; 16179: return (XEiJ.regRn[14] += 8) - 8; 16180: } 16181: //fallthrough 16182: case 0b011_111: //(A7)+ 16183: if (XEiJ.EFA_SEPARATE_AR) { 16184: XEiJ.mpuCycleCount += 16; 16185: return (XEiJ.regRn[15] += 8) - 8; 16186: } else { 16187: XEiJ.mpuCycleCount += 16; 16188: return (XEiJ.regRn[ea - (0b011_000 - 8)] += 8) - 8; 16189: } 16190: case 0b100_000: //-(A0) 16191: if (XEiJ.EFA_SEPARATE_AR) { 16192: XEiJ.mpuCycleCount += 18; 16193: return XEiJ.regRn[ 8] -= 8; 16194: } 16195: //fallthrough 16196: case 0b100_001: //-(A1) 16197: if (XEiJ.EFA_SEPARATE_AR) { 16198: XEiJ.mpuCycleCount += 18; 16199: return XEiJ.regRn[ 9] -= 8; 16200: } 16201: //fallthrough 16202: case 0b100_010: //-(A2) 16203: if (XEiJ.EFA_SEPARATE_AR) { 16204: XEiJ.mpuCycleCount += 18; 16205: return XEiJ.regRn[10] -= 8; 16206: } 16207: //fallthrough 16208: case 0b100_011: //-(A3) 16209: if (XEiJ.EFA_SEPARATE_AR) { 16210: XEiJ.mpuCycleCount += 18; 16211: return XEiJ.regRn[11] -= 8; 16212: } 16213: //fallthrough 16214: case 0b100_100: //-(A4) 16215: if (XEiJ.EFA_SEPARATE_AR) { 16216: XEiJ.mpuCycleCount += 18; 16217: return XEiJ.regRn[12] -= 8; 16218: } 16219: //fallthrough 16220: case 0b100_101: //-(A5) 16221: if (XEiJ.EFA_SEPARATE_AR) { 16222: XEiJ.mpuCycleCount += 18; 16223: return XEiJ.regRn[13] -= 8; 16224: } 16225: //fallthrough 16226: case 0b100_110: //-(A6) 16227: if (XEiJ.EFA_SEPARATE_AR) { 16228: XEiJ.mpuCycleCount += 18; 16229: return XEiJ.regRn[14] -= 8; 16230: } 16231: //fallthrough 16232: case 0b100_111: //-(A7) 16233: if (XEiJ.EFA_SEPARATE_AR) { 16234: XEiJ.mpuCycleCount += 18; 16235: return XEiJ.regRn[15] -= 8; 16236: } else { 16237: XEiJ.mpuCycleCount += 18; 16238: return XEiJ.regRn[ea - (0b100_000 - 8)] -= 8; 16239: } 16240: case 0b101_000: //(d16,A0) 16241: case 0b101_001: //(d16,A1) 16242: case 0b101_010: //(d16,A2) 16243: case 0b101_011: //(d16,A3) 16244: case 0b101_100: //(d16,A4) 16245: case 0b101_101: //(d16,A5) 16246: case 0b101_110: //(d16,A6) 16247: case 0b101_111: //(d16,A7) 16248: XEiJ.mpuCycleCount += 20; 16249: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 16250: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 16251: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。ワードディスプレースメント 16252: } else { 16253: t = XEiJ.regPC; 16254: XEiJ.regPC = t + 2; 16255: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 16256: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 16257: } 16258: case 0b110_000: //(d8,A0,Rn.wl) 16259: case 0b110_001: //(d8,A1,Rn.wl) 16260: case 0b110_010: //(d8,A2,Rn.wl) 16261: case 0b110_011: //(d8,A3,Rn.wl) 16262: case 0b110_100: //(d8,A4,Rn.wl) 16263: case 0b110_101: //(d8,A5,Rn.wl) 16264: case 0b110_110: //(d8,A6,Rn.wl) 16265: case 0b110_111: //(d8,A7,Rn.wl) 16266: XEiJ.mpuCycleCount += 22; 16267: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 16268: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 16269: } else { 16270: w = XEiJ.regPC; 16271: XEiJ.regPC = w + 2; 16272: w = XEiJ.busRwze (w); //pcwz。拡張ワード 16273: } 16274: return (XEiJ.regRn[ea - (0b110_000 - 8)] //ベースレジスタ 16275: + (byte) w //バイトディスプレースメント 16276: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 16277: XEiJ.regRn[w >> 12])); //ロングインデックス 16278: case 0b111_000: //(xxx).W 16279: XEiJ.mpuCycleCount += 20; 16280: return XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 16281: case 0b111_001: //(xxx).L 16282: XEiJ.mpuCycleCount += 24; 16283: return XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 16284: case 0b111_010: //(d16,PC) 16285: XEiJ.mpuCycleCount += 20; 16286: t = XEiJ.regPC; 16287: XEiJ.regPC = t + 2; 16288: return (t //ベースレジスタ 16289: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 16290: case 0b111_011: //(d8,PC,Rn.wl) 16291: XEiJ.mpuCycleCount += 22; 16292: t = XEiJ.regPC; 16293: XEiJ.regPC = t + 2; 16294: w = XEiJ.busRwze (t); //pcwz。拡張ワード 16295: return (t //ベースレジスタ 16296: + (byte) w //バイトディスプレースメント 16297: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 16298: XEiJ.regRn[w >> 12])); //ロングインデックス 16299: case 0b111_100: //#<data> 16300: XEiJ.mpuCycleCount += 16; 16301: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 16302: return (XEiJ.regPC += 8) - 8; 16303: } else { 16304: t = XEiJ.regPC; 16305: XEiJ.regPC = t + 8; 16306: return t; 16307: } 16308: } //switch 16309: XEiJ.mpuCycleCount += 34; 16310: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 16311: throw M68kException.m6eSignal; 16312: } //efaAnyQuad 16313: 16314: //a = efaMltQuad (ea) //| M+-WXZ | 16315: // メモリ可変モードのクワッドオペランドの実効アドレスを求める 16316: // efaMltLongとの違いは(Ar)+と-(Ar)がArを8変化させることと、#<data>がPCを8変化させることと、 16317: // オペランドのアクセスが2ワード増える分の8サイクルが追加されていること 16318: @SuppressWarnings ("fallthrough") public static int efaMltQuad (int ea) throws M68kException { 16319: int t, w; 16320: switch (ea) { 16321: case 0b010_000: //(A0) 16322: if (XEiJ.EFA_SEPARATE_AR) { 16323: XEiJ.mpuCycleCount += 16; 16324: return XEiJ.regRn[ 8]; 16325: } 16326: //fallthrough 16327: case 0b010_001: //(A1) 16328: if (XEiJ.EFA_SEPARATE_AR) { 16329: XEiJ.mpuCycleCount += 16; 16330: return XEiJ.regRn[ 9]; 16331: } 16332: //fallthrough 16333: case 0b010_010: //(A2) 16334: if (XEiJ.EFA_SEPARATE_AR) { 16335: XEiJ.mpuCycleCount += 16; 16336: return XEiJ.regRn[10]; 16337: } 16338: //fallthrough 16339: case 0b010_011: //(A3) 16340: if (XEiJ.EFA_SEPARATE_AR) { 16341: XEiJ.mpuCycleCount += 16; 16342: return XEiJ.regRn[11]; 16343: } 16344: //fallthrough 16345: case 0b010_100: //(A4) 16346: if (XEiJ.EFA_SEPARATE_AR) { 16347: XEiJ.mpuCycleCount += 16; 16348: return XEiJ.regRn[12]; 16349: } 16350: //fallthrough 16351: case 0b010_101: //(A5) 16352: if (XEiJ.EFA_SEPARATE_AR) { 16353: XEiJ.mpuCycleCount += 16; 16354: return XEiJ.regRn[13]; 16355: } 16356: //fallthrough 16357: case 0b010_110: //(A6) 16358: if (XEiJ.EFA_SEPARATE_AR) { 16359: XEiJ.mpuCycleCount += 16; 16360: return XEiJ.regRn[14]; 16361: } 16362: //fallthrough 16363: case 0b010_111: //(A7) 16364: if (XEiJ.EFA_SEPARATE_AR) { 16365: XEiJ.mpuCycleCount += 16; 16366: return XEiJ.regRn[15]; 16367: } else { 16368: XEiJ.mpuCycleCount += 16; 16369: return XEiJ.regRn[ea - (0b010_000 - 8)]; 16370: } 16371: case 0b011_000: //(A0)+ 16372: if (XEiJ.EFA_SEPARATE_AR) { 16373: XEiJ.mpuCycleCount += 16; 16374: return (XEiJ.regRn[ 8] += 8) - 8; 16375: } 16376: //fallthrough 16377: case 0b011_001: //(A1)+ 16378: if (XEiJ.EFA_SEPARATE_AR) { 16379: XEiJ.mpuCycleCount += 16; 16380: return (XEiJ.regRn[ 9] += 8) - 8; 16381: } 16382: //fallthrough 16383: case 0b011_010: //(A2)+ 16384: if (XEiJ.EFA_SEPARATE_AR) { 16385: XEiJ.mpuCycleCount += 16; 16386: return (XEiJ.regRn[10] += 8) - 8; 16387: } 16388: //fallthrough 16389: case 0b011_011: //(A3)+ 16390: if (XEiJ.EFA_SEPARATE_AR) { 16391: XEiJ.mpuCycleCount += 16; 16392: return (XEiJ.regRn[11] += 8) - 8; 16393: } 16394: //fallthrough 16395: case 0b011_100: //(A4)+ 16396: if (XEiJ.EFA_SEPARATE_AR) { 16397: XEiJ.mpuCycleCount += 16; 16398: return (XEiJ.regRn[12] += 8) - 8; 16399: } 16400: //fallthrough 16401: case 0b011_101: //(A5)+ 16402: if (XEiJ.EFA_SEPARATE_AR) { 16403: XEiJ.mpuCycleCount += 16; 16404: return (XEiJ.regRn[13] += 8) - 8; 16405: } 16406: //fallthrough 16407: case 0b011_110: //(A6)+ 16408: if (XEiJ.EFA_SEPARATE_AR) { 16409: XEiJ.mpuCycleCount += 16; 16410: return (XEiJ.regRn[14] += 8) - 8; 16411: } 16412: //fallthrough 16413: case 0b011_111: //(A7)+ 16414: if (XEiJ.EFA_SEPARATE_AR) { 16415: XEiJ.mpuCycleCount += 16; 16416: return (XEiJ.regRn[15] += 8) - 8; 16417: } else { 16418: XEiJ.mpuCycleCount += 16; 16419: return (XEiJ.regRn[ea - (0b011_000 - 8)] += 8) - 8; 16420: } 16421: case 0b100_000: //-(A0) 16422: if (XEiJ.EFA_SEPARATE_AR) { 16423: XEiJ.mpuCycleCount += 18; 16424: return XEiJ.regRn[ 8] -= 8; 16425: } 16426: //fallthrough 16427: case 0b100_001: //-(A1) 16428: if (XEiJ.EFA_SEPARATE_AR) { 16429: XEiJ.mpuCycleCount += 18; 16430: return XEiJ.regRn[ 9] -= 8; 16431: } 16432: //fallthrough 16433: case 0b100_010: //-(A2) 16434: if (XEiJ.EFA_SEPARATE_AR) { 16435: XEiJ.mpuCycleCount += 18; 16436: return XEiJ.regRn[10] -= 8; 16437: } 16438: //fallthrough 16439: case 0b100_011: //-(A3) 16440: if (XEiJ.EFA_SEPARATE_AR) { 16441: XEiJ.mpuCycleCount += 18; 16442: return XEiJ.regRn[11] -= 8; 16443: } 16444: //fallthrough 16445: case 0b100_100: //-(A4) 16446: if (XEiJ.EFA_SEPARATE_AR) { 16447: XEiJ.mpuCycleCount += 18; 16448: return XEiJ.regRn[12] -= 8; 16449: } 16450: //fallthrough 16451: case 0b100_101: //-(A5) 16452: if (XEiJ.EFA_SEPARATE_AR) { 16453: XEiJ.mpuCycleCount += 18; 16454: return XEiJ.regRn[13] -= 8; 16455: } 16456: //fallthrough 16457: case 0b100_110: //-(A6) 16458: if (XEiJ.EFA_SEPARATE_AR) { 16459: XEiJ.mpuCycleCount += 18; 16460: return XEiJ.regRn[14] -= 8; 16461: } 16462: //fallthrough 16463: case 0b100_111: //-(A7) 16464: if (XEiJ.EFA_SEPARATE_AR) { 16465: XEiJ.mpuCycleCount += 18; 16466: return XEiJ.regRn[15] -= 8; 16467: } else { 16468: XEiJ.mpuCycleCount += 18; 16469: return XEiJ.regRn[ea - (0b100_000 - 8)] -= 8; 16470: } 16471: case 0b101_000: //(d16,A0) 16472: case 0b101_001: //(d16,A1) 16473: case 0b101_010: //(d16,A2) 16474: case 0b101_011: //(d16,A3) 16475: case 0b101_100: //(d16,A4) 16476: case 0b101_101: //(d16,A5) 16477: case 0b101_110: //(d16,A6) 16478: case 0b101_111: //(d16,A7) 16479: XEiJ.mpuCycleCount += 20; 16480: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 16481: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 16482: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。ワードディスプレースメント 16483: } else { 16484: t = XEiJ.regPC; 16485: XEiJ.regPC = t + 2; 16486: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 16487: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 16488: } 16489: case 0b110_000: //(d8,A0,Rn.wl) 16490: case 0b110_001: //(d8,A1,Rn.wl) 16491: case 0b110_010: //(d8,A2,Rn.wl) 16492: case 0b110_011: //(d8,A3,Rn.wl) 16493: case 0b110_100: //(d8,A4,Rn.wl) 16494: case 0b110_101: //(d8,A5,Rn.wl) 16495: case 0b110_110: //(d8,A6,Rn.wl) 16496: case 0b110_111: //(d8,A7,Rn.wl) 16497: XEiJ.mpuCycleCount += 22; 16498: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 16499: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 16500: } else { 16501: w = XEiJ.regPC; 16502: XEiJ.regPC = w + 2; 16503: w = XEiJ.busRwze (w); //pcwz。拡張ワード 16504: } 16505: return (XEiJ.regRn[ea - (0b110_000 - 8)] //ベースレジスタ 16506: + (byte) w //バイトディスプレースメント 16507: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 16508: XEiJ.regRn[w >> 12])); //ロングインデックス 16509: case 0b111_000: //(xxx).W 16510: XEiJ.mpuCycleCount += 20; 16511: return XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 16512: case 0b111_001: //(xxx).L 16513: XEiJ.mpuCycleCount += 24; 16514: return XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 16515: } //switch 16516: XEiJ.mpuCycleCount += 34; 16517: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 16518: throw M68kException.m6eSignal; 16519: } //efaMltQuad 16520: 16521: //a = efaAnyExtd (ea) //| M+-WXZPI| 16522: // 任意のモードのエクステンデッドオペランドの実効アドレスを求める 16523: // efaAnyQuadとの違いは(Ar)+と-(Ar)がArを12変化させることと、#<data>がPCを12変化させることと、 16524: // オペランドのアクセスが2ワード増える分の8サイクルが追加されていること 16525: @SuppressWarnings ("fallthrough") public static int efaAnyExtd (int ea) throws M68kException { 16526: int t, w; 16527: switch (ea) { 16528: case 0b010_000: //(A0) 16529: if (XEiJ.EFA_SEPARATE_AR) { 16530: XEiJ.mpuCycleCount += 24; 16531: return XEiJ.regRn[ 8]; 16532: } 16533: //fallthrough 16534: case 0b010_001: //(A1) 16535: if (XEiJ.EFA_SEPARATE_AR) { 16536: XEiJ.mpuCycleCount += 24; 16537: return XEiJ.regRn[ 9]; 16538: } 16539: //fallthrough 16540: case 0b010_010: //(A2) 16541: if (XEiJ.EFA_SEPARATE_AR) { 16542: XEiJ.mpuCycleCount += 24; 16543: return XEiJ.regRn[10]; 16544: } 16545: //fallthrough 16546: case 0b010_011: //(A3) 16547: if (XEiJ.EFA_SEPARATE_AR) { 16548: XEiJ.mpuCycleCount += 24; 16549: return XEiJ.regRn[11]; 16550: } 16551: //fallthrough 16552: case 0b010_100: //(A4) 16553: if (XEiJ.EFA_SEPARATE_AR) { 16554: XEiJ.mpuCycleCount += 24; 16555: return XEiJ.regRn[12]; 16556: } 16557: //fallthrough 16558: case 0b010_101: //(A5) 16559: if (XEiJ.EFA_SEPARATE_AR) { 16560: XEiJ.mpuCycleCount += 24; 16561: return XEiJ.regRn[13]; 16562: } 16563: //fallthrough 16564: case 0b010_110: //(A6) 16565: if (XEiJ.EFA_SEPARATE_AR) { 16566: XEiJ.mpuCycleCount += 24; 16567: return XEiJ.regRn[14]; 16568: } 16569: //fallthrough 16570: case 0b010_111: //(A7) 16571: if (XEiJ.EFA_SEPARATE_AR) { 16572: XEiJ.mpuCycleCount += 24; 16573: return XEiJ.regRn[15]; 16574: } else { 16575: XEiJ.mpuCycleCount += 24; 16576: return XEiJ.regRn[ea - (0b010_000 - 8)]; 16577: } 16578: case 0b011_000: //(A0)+ 16579: if (XEiJ.EFA_SEPARATE_AR) { 16580: XEiJ.mpuCycleCount += 24; 16581: return (XEiJ.regRn[ 8] += 12) - 12; 16582: } 16583: //fallthrough 16584: case 0b011_001: //(A1)+ 16585: if (XEiJ.EFA_SEPARATE_AR) { 16586: XEiJ.mpuCycleCount += 24; 16587: return (XEiJ.regRn[ 9] += 12) - 12; 16588: } 16589: //fallthrough 16590: case 0b011_010: //(A2)+ 16591: if (XEiJ.EFA_SEPARATE_AR) { 16592: XEiJ.mpuCycleCount += 24; 16593: return (XEiJ.regRn[10] += 12) - 12; 16594: } 16595: //fallthrough 16596: case 0b011_011: //(A3)+ 16597: if (XEiJ.EFA_SEPARATE_AR) { 16598: XEiJ.mpuCycleCount += 24; 16599: return (XEiJ.regRn[11] += 12) - 12; 16600: } 16601: //fallthrough 16602: case 0b011_100: //(A4)+ 16603: if (XEiJ.EFA_SEPARATE_AR) { 16604: XEiJ.mpuCycleCount += 24; 16605: return (XEiJ.regRn[12] += 12) - 12; 16606: } 16607: //fallthrough 16608: case 0b011_101: //(A5)+ 16609: if (XEiJ.EFA_SEPARATE_AR) { 16610: XEiJ.mpuCycleCount += 24; 16611: return (XEiJ.regRn[13] += 12) - 12; 16612: } 16613: //fallthrough 16614: case 0b011_110: //(A6)+ 16615: if (XEiJ.EFA_SEPARATE_AR) { 16616: XEiJ.mpuCycleCount += 24; 16617: return (XEiJ.regRn[14] += 12) - 12; 16618: } 16619: //fallthrough 16620: case 0b011_111: //(A7)+ 16621: if (XEiJ.EFA_SEPARATE_AR) { 16622: XEiJ.mpuCycleCount += 24; 16623: return (XEiJ.regRn[15] += 12) - 12; 16624: } else { 16625: XEiJ.mpuCycleCount += 24; 16626: return (XEiJ.regRn[ea - (0b011_000 - 8)] += 12) - 12; 16627: } 16628: case 0b100_000: //-(A0) 16629: if (XEiJ.EFA_SEPARATE_AR) { 16630: XEiJ.mpuCycleCount += 26; 16631: return XEiJ.regRn[ 8] -= 12; 16632: } 16633: //fallthrough 16634: case 0b100_001: //-(A1) 16635: if (XEiJ.EFA_SEPARATE_AR) { 16636: XEiJ.mpuCycleCount += 26; 16637: return XEiJ.regRn[ 9] -= 12; 16638: } 16639: //fallthrough 16640: case 0b100_010: //-(A2) 16641: if (XEiJ.EFA_SEPARATE_AR) { 16642: XEiJ.mpuCycleCount += 26; 16643: return XEiJ.regRn[10] -= 12; 16644: } 16645: //fallthrough 16646: case 0b100_011: //-(A3) 16647: if (XEiJ.EFA_SEPARATE_AR) { 16648: XEiJ.mpuCycleCount += 26; 16649: return XEiJ.regRn[11] -= 12; 16650: } 16651: //fallthrough 16652: case 0b100_100: //-(A4) 16653: if (XEiJ.EFA_SEPARATE_AR) { 16654: XEiJ.mpuCycleCount += 26; 16655: return XEiJ.regRn[12] -= 12; 16656: } 16657: //fallthrough 16658: case 0b100_101: //-(A5) 16659: if (XEiJ.EFA_SEPARATE_AR) { 16660: XEiJ.mpuCycleCount += 26; 16661: return XEiJ.regRn[13] -= 12; 16662: } 16663: //fallthrough 16664: case 0b100_110: //-(A6) 16665: if (XEiJ.EFA_SEPARATE_AR) { 16666: XEiJ.mpuCycleCount += 26; 16667: return XEiJ.regRn[14] -= 12; 16668: } 16669: //fallthrough 16670: case 0b100_111: //-(A7) 16671: if (XEiJ.EFA_SEPARATE_AR) { 16672: XEiJ.mpuCycleCount += 26; 16673: return XEiJ.regRn[15] -= 12; 16674: } else { 16675: XEiJ.mpuCycleCount += 26; 16676: return XEiJ.regRn[ea - (0b100_000 - 8)] -= 12; 16677: } 16678: case 0b101_000: //(d16,A0) 16679: case 0b101_001: //(d16,A1) 16680: case 0b101_010: //(d16,A2) 16681: case 0b101_011: //(d16,A3) 16682: case 0b101_100: //(d16,A4) 16683: case 0b101_101: //(d16,A5) 16684: case 0b101_110: //(d16,A6) 16685: case 0b101_111: //(d16,A7) 16686: XEiJ.mpuCycleCount += 28; 16687: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 16688: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 16689: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。ワードディスプレースメント 16690: } else { 16691: t = XEiJ.regPC; 16692: XEiJ.regPC = t + 2; 16693: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 16694: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 16695: } 16696: case 0b110_000: //(d8,A0,Rn.wl) 16697: case 0b110_001: //(d8,A1,Rn.wl) 16698: case 0b110_010: //(d8,A2,Rn.wl) 16699: case 0b110_011: //(d8,A3,Rn.wl) 16700: case 0b110_100: //(d8,A4,Rn.wl) 16701: case 0b110_101: //(d8,A5,Rn.wl) 16702: case 0b110_110: //(d8,A6,Rn.wl) 16703: case 0b110_111: //(d8,A7,Rn.wl) 16704: XEiJ.mpuCycleCount += 30; 16705: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 16706: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 16707: } else { 16708: w = XEiJ.regPC; 16709: XEiJ.regPC = w + 2; 16710: w = XEiJ.busRwze (w); //pcwz。拡張ワード 16711: } 16712: return (XEiJ.regRn[ea - (0b110_000 - 8)] //ベースレジスタ 16713: + (byte) w //バイトディスプレースメント 16714: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 16715: XEiJ.regRn[w >> 12])); //ロングインデックス 16716: case 0b111_000: //(xxx).W 16717: XEiJ.mpuCycleCount += 28; 16718: return XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 16719: case 0b111_001: //(xxx).L 16720: XEiJ.mpuCycleCount += 32; 16721: return XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 16722: case 0b111_010: //(d16,PC) 16723: XEiJ.mpuCycleCount += 28; 16724: t = XEiJ.regPC; 16725: XEiJ.regPC = t + 2; 16726: return (t //ベースレジスタ 16727: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 16728: case 0b111_011: //(d8,PC,Rn.wl) 16729: XEiJ.mpuCycleCount += 30; 16730: t = XEiJ.regPC; 16731: XEiJ.regPC = t + 2; 16732: w = XEiJ.busRwze (t); //pcwz。拡張ワード 16733: return (t //ベースレジスタ 16734: + (byte) w //バイトディスプレースメント 16735: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 16736: XEiJ.regRn[w >> 12])); //ロングインデックス 16737: case 0b111_100: //#<data> 16738: XEiJ.mpuCycleCount += 24; 16739: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 16740: return (XEiJ.regPC += 12) - 12; 16741: } else { 16742: t = XEiJ.regPC; 16743: XEiJ.regPC = t + 12; 16744: return t; 16745: } 16746: } //switch 16747: XEiJ.mpuCycleCount += 34; 16748: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 16749: throw M68kException.m6eSignal; 16750: } //efaAnyExtd 16751: 16752: //a = efaMltExtd (ea) //| M+-WXZ | 16753: // メモリ可変モードのエクステンデッドオペランドの実効アドレスを求める 16754: // efaMltQuadとの違いは(Ar)+と-(Ar)がArを12変化させることと、#<data>がPCを12変化させることと、 16755: // オペランドのアクセスが2ワード増える分の8サイクルが追加されていること 16756: @SuppressWarnings ("fallthrough") public static int efaMltExtd (int ea) throws M68kException { 16757: int t, w; 16758: switch (ea) { 16759: case 0b010_000: //(A0) 16760: if (XEiJ.EFA_SEPARATE_AR) { 16761: XEiJ.mpuCycleCount += 24; 16762: return XEiJ.regRn[ 8]; 16763: } 16764: //fallthrough 16765: case 0b010_001: //(A1) 16766: if (XEiJ.EFA_SEPARATE_AR) { 16767: XEiJ.mpuCycleCount += 24; 16768: return XEiJ.regRn[ 9]; 16769: } 16770: //fallthrough 16771: case 0b010_010: //(A2) 16772: if (XEiJ.EFA_SEPARATE_AR) { 16773: XEiJ.mpuCycleCount += 24; 16774: return XEiJ.regRn[10]; 16775: } 16776: //fallthrough 16777: case 0b010_011: //(A3) 16778: if (XEiJ.EFA_SEPARATE_AR) { 16779: XEiJ.mpuCycleCount += 24; 16780: return XEiJ.regRn[11]; 16781: } 16782: //fallthrough 16783: case 0b010_100: //(A4) 16784: if (XEiJ.EFA_SEPARATE_AR) { 16785: XEiJ.mpuCycleCount += 24; 16786: return XEiJ.regRn[12]; 16787: } 16788: //fallthrough 16789: case 0b010_101: //(A5) 16790: if (XEiJ.EFA_SEPARATE_AR) { 16791: XEiJ.mpuCycleCount += 24; 16792: return XEiJ.regRn[13]; 16793: } 16794: //fallthrough 16795: case 0b010_110: //(A6) 16796: if (XEiJ.EFA_SEPARATE_AR) { 16797: XEiJ.mpuCycleCount += 24; 16798: return XEiJ.regRn[14]; 16799: } 16800: //fallthrough 16801: case 0b010_111: //(A7) 16802: if (XEiJ.EFA_SEPARATE_AR) { 16803: XEiJ.mpuCycleCount += 24; 16804: return XEiJ.regRn[15]; 16805: } else { 16806: XEiJ.mpuCycleCount += 24; 16807: return XEiJ.regRn[ea - (0b010_000 - 8)]; 16808: } 16809: case 0b011_000: //(A0)+ 16810: if (XEiJ.EFA_SEPARATE_AR) { 16811: XEiJ.mpuCycleCount += 24; 16812: return (XEiJ.regRn[ 8] += 12) - 12; 16813: } 16814: //fallthrough 16815: case 0b011_001: //(A1)+ 16816: if (XEiJ.EFA_SEPARATE_AR) { 16817: XEiJ.mpuCycleCount += 24; 16818: return (XEiJ.regRn[ 9] += 12) - 12; 16819: } 16820: //fallthrough 16821: case 0b011_010: //(A2)+ 16822: if (XEiJ.EFA_SEPARATE_AR) { 16823: XEiJ.mpuCycleCount += 24; 16824: return (XEiJ.regRn[10] += 12) - 12; 16825: } 16826: //fallthrough 16827: case 0b011_011: //(A3)+ 16828: if (XEiJ.EFA_SEPARATE_AR) { 16829: XEiJ.mpuCycleCount += 24; 16830: return (XEiJ.regRn[11] += 12) - 12; 16831: } 16832: //fallthrough 16833: case 0b011_100: //(A4)+ 16834: if (XEiJ.EFA_SEPARATE_AR) { 16835: XEiJ.mpuCycleCount += 24; 16836: return (XEiJ.regRn[12] += 12) - 12; 16837: } 16838: //fallthrough 16839: case 0b011_101: //(A5)+ 16840: if (XEiJ.EFA_SEPARATE_AR) { 16841: XEiJ.mpuCycleCount += 24; 16842: return (XEiJ.regRn[13] += 12) - 12; 16843: } 16844: //fallthrough 16845: case 0b011_110: //(A6)+ 16846: if (XEiJ.EFA_SEPARATE_AR) { 16847: XEiJ.mpuCycleCount += 24; 16848: return (XEiJ.regRn[14] += 12) - 12; 16849: } 16850: //fallthrough 16851: case 0b011_111: //(A7)+ 16852: if (XEiJ.EFA_SEPARATE_AR) { 16853: XEiJ.mpuCycleCount += 24; 16854: return (XEiJ.regRn[15] += 12) - 12; 16855: } else { 16856: XEiJ.mpuCycleCount += 24; 16857: return (XEiJ.regRn[ea - (0b011_000 - 8)] += 12) - 12; 16858: } 16859: case 0b100_000: //-(A0) 16860: case 0b100_001: //-(A1) 16861: case 0b100_010: //-(A2) 16862: case 0b100_011: //-(A3) 16863: case 0b100_100: //-(A4) 16864: case 0b100_101: //-(A5) 16865: case 0b100_110: //-(A6) 16866: case 0b100_111: //-(A7) 16867: XEiJ.mpuCycleCount += 26; 16868: return XEiJ.regRn[ea - (0b100_000 - 8)] -= 12; 16869: case 0b101_000: //(d16,A0) 16870: case 0b101_001: //(d16,A1) 16871: case 0b101_010: //(d16,A2) 16872: case 0b101_011: //(d16,A3) 16873: case 0b101_100: //(d16,A4) 16874: case 0b101_101: //(d16,A5) 16875: case 0b101_110: //(d16,A6) 16876: case 0b101_111: //(d16,A7) 16877: XEiJ.mpuCycleCount += 28; 16878: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 16879: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 16880: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。ワードディスプレースメント 16881: } else { 16882: t = XEiJ.regPC; 16883: XEiJ.regPC = t + 2; 16884: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 16885: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 16886: } 16887: case 0b110_000: //(d8,A0,Rn.wl) 16888: case 0b110_001: //(d8,A1,Rn.wl) 16889: case 0b110_010: //(d8,A2,Rn.wl) 16890: case 0b110_011: //(d8,A3,Rn.wl) 16891: case 0b110_100: //(d8,A4,Rn.wl) 16892: case 0b110_101: //(d8,A5,Rn.wl) 16893: case 0b110_110: //(d8,A6,Rn.wl) 16894: case 0b110_111: //(d8,A7,Rn.wl) 16895: XEiJ.mpuCycleCount += 30; 16896: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 16897: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 16898: } else { 16899: w = XEiJ.regPC; 16900: XEiJ.regPC = w + 2; 16901: w = XEiJ.busRwze (w); //pcwz。拡張ワード 16902: } 16903: return (XEiJ.regRn[ea - (0b110_000 - 8)] //ベースレジスタ 16904: + (byte) w //バイトディスプレースメント 16905: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 16906: XEiJ.regRn[w >> 12])); //ロングインデックス 16907: case 0b111_000: //(xxx).W 16908: XEiJ.mpuCycleCount += 28; 16909: return XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 16910: case 0b111_001: //(xxx).L 16911: XEiJ.mpuCycleCount += 32; 16912: return XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 16913: } //switch 16914: XEiJ.mpuCycleCount += 34; 16915: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 16916: throw M68kException.m6eSignal; 16917: } //efaMltExtd 16918: 16919: //a = efaLeaPea (ea) //| M WXZP | 16920: // LEA命令とPEA命令のオペランドの実効アドレスを求める 16921: // efaCntWordとの違いはサイクル数のみ 16922: // LEA命令のベースサイクル数4を含んでいるのでLEA命令ではベースサイクル数を加えなくてよい 16923: // PEA命令のベースサイクル数は12-4=8 16924: @SuppressWarnings ("fallthrough") public static int efaLeaPea (int ea) throws M68kException { 16925: int t, w; 16926: switch (ea) { 16927: case 0b010_000: //(A0) 16928: if (XEiJ.EFA_SEPARATE_AR) { 16929: XEiJ.mpuCycleCount += 4; 16930: return XEiJ.regRn[ 8]; 16931: } 16932: //fallthrough 16933: case 0b010_001: //(A1) 16934: if (XEiJ.EFA_SEPARATE_AR) { 16935: XEiJ.mpuCycleCount += 4; 16936: return XEiJ.regRn[ 9]; 16937: } 16938: //fallthrough 16939: case 0b010_010: //(A2) 16940: if (XEiJ.EFA_SEPARATE_AR) { 16941: XEiJ.mpuCycleCount += 4; 16942: return XEiJ.regRn[10]; 16943: } 16944: //fallthrough 16945: case 0b010_011: //(A3) 16946: if (XEiJ.EFA_SEPARATE_AR) { 16947: XEiJ.mpuCycleCount += 4; 16948: return XEiJ.regRn[11]; 16949: } 16950: //fallthrough 16951: case 0b010_100: //(A4) 16952: if (XEiJ.EFA_SEPARATE_AR) { 16953: XEiJ.mpuCycleCount += 4; 16954: return XEiJ.regRn[12]; 16955: } 16956: //fallthrough 16957: case 0b010_101: //(A5) 16958: if (XEiJ.EFA_SEPARATE_AR) { 16959: XEiJ.mpuCycleCount += 4; 16960: return XEiJ.regRn[13]; 16961: } 16962: //fallthrough 16963: case 0b010_110: //(A6) 16964: if (XEiJ.EFA_SEPARATE_AR) { 16965: XEiJ.mpuCycleCount += 4; 16966: return XEiJ.regRn[14]; 16967: } 16968: //fallthrough 16969: case 0b010_111: //(A7) 16970: if (XEiJ.EFA_SEPARATE_AR) { 16971: XEiJ.mpuCycleCount += 4; 16972: return XEiJ.regRn[15]; 16973: } else { 16974: XEiJ.mpuCycleCount += 4; 16975: return XEiJ.regRn[ea - (0b010_000 - 8)]; 16976: } 16977: case 0b101_000: //(d16,A0) 16978: case 0b101_001: //(d16,A1) 16979: case 0b101_010: //(d16,A2) 16980: case 0b101_011: //(d16,A3) 16981: case 0b101_100: //(d16,A4) 16982: case 0b101_101: //(d16,A5) 16983: case 0b101_110: //(d16,A6) 16984: case 0b101_111: //(d16,A7) 16985: XEiJ.mpuCycleCount += 8; 16986: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 16987: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 16988: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。ワードディスプレースメント 16989: } else { 16990: t = XEiJ.regPC; 16991: XEiJ.regPC = t + 2; 16992: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 16993: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 16994: } 16995: case 0b110_000: //(d8,A0,Rn.wl) 16996: case 0b110_001: //(d8,A1,Rn.wl) 16997: case 0b110_010: //(d8,A2,Rn.wl) 16998: case 0b110_011: //(d8,A3,Rn.wl) 16999: case 0b110_100: //(d8,A4,Rn.wl) 17000: case 0b110_101: //(d8,A5,Rn.wl) 17001: case 0b110_110: //(d8,A6,Rn.wl) 17002: case 0b110_111: //(d8,A7,Rn.wl) 17003: XEiJ.mpuCycleCount += 12; 17004: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 17005: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 17006: } else { 17007: w = XEiJ.regPC; 17008: XEiJ.regPC = w + 2; 17009: w = XEiJ.busRwze (w); //pcwz。拡張ワード 17010: } 17011: return (XEiJ.regRn[ea - (0b110_000 - 8)] //ベースレジスタ 17012: + (byte) w //バイトディスプレースメント 17013: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 17014: XEiJ.regRn[w >> 12])); //ロングインデックス 17015: case 0b111_000: //(xxx).W 17016: XEiJ.mpuCycleCount += 8; 17017: return XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 17018: case 0b111_001: //(xxx).L 17019: XEiJ.mpuCycleCount += 12; 17020: return XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 17021: case 0b111_010: //(d16,PC) 17022: XEiJ.mpuCycleCount += 8; 17023: t = XEiJ.regPC; 17024: XEiJ.regPC = t + 2; 17025: return (t //ベースレジスタ 17026: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 17027: case 0b111_011: //(d8,PC,Rn.wl) 17028: XEiJ.mpuCycleCount += 12; 17029: t = XEiJ.regPC; 17030: XEiJ.regPC = t + 2; 17031: w = XEiJ.busRwze (t); //pcwz。拡張ワード 17032: return (t //ベースレジスタ 17033: + (byte) w //バイトディスプレースメント 17034: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 17035: XEiJ.regRn[w >> 12])); //ロングインデックス 17036: } //switch 17037: XEiJ.mpuCycleCount += 34; 17038: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 17039: throw M68kException.m6eSignal; 17040: } //efaLeaPea 17041: 17042: //a = efaJmpJsr (ea) //| M WXZP | 17043: // JMP命令とJSR命令のオペランドの実効アドレスを求める 17044: // efaCntWordとの違いはサイクル数のみ 17045: // JMP命令のベースサイクル数8を含んでいるのでJMP命令ではベースサイクル数を加えなくてよい 17046: // JSR命令のベースサイクル数は16-8=8 17047: @SuppressWarnings ("fallthrough") public static int efaJmpJsr (int ea) throws M68kException { 17048: int t, w; 17049: switch (ea) { 17050: case 0b010_000: //(A0) 17051: if (XEiJ.EFA_SEPARATE_AR) { 17052: XEiJ.mpuCycleCount += 8; 17053: return XEiJ.regRn[ 8]; 17054: } 17055: //fallthrough 17056: case 0b010_001: //(A1) 17057: if (XEiJ.EFA_SEPARATE_AR) { 17058: XEiJ.mpuCycleCount += 8; 17059: return XEiJ.regRn[ 9]; 17060: } 17061: //fallthrough 17062: case 0b010_010: //(A2) 17063: if (XEiJ.EFA_SEPARATE_AR) { 17064: XEiJ.mpuCycleCount += 8; 17065: return XEiJ.regRn[10]; 17066: } 17067: //fallthrough 17068: case 0b010_011: //(A3) 17069: if (XEiJ.EFA_SEPARATE_AR) { 17070: XEiJ.mpuCycleCount += 8; 17071: return XEiJ.regRn[11]; 17072: } 17073: //fallthrough 17074: case 0b010_100: //(A4) 17075: if (XEiJ.EFA_SEPARATE_AR) { 17076: XEiJ.mpuCycleCount += 8; 17077: return XEiJ.regRn[12]; 17078: } 17079: //fallthrough 17080: case 0b010_101: //(A5) 17081: if (XEiJ.EFA_SEPARATE_AR) { 17082: XEiJ.mpuCycleCount += 8; 17083: return XEiJ.regRn[13]; 17084: } 17085: //fallthrough 17086: case 0b010_110: //(A6) 17087: if (XEiJ.EFA_SEPARATE_AR) { 17088: XEiJ.mpuCycleCount += 8; 17089: return XEiJ.regRn[14]; 17090: } 17091: //fallthrough 17092: case 0b010_111: //(A7) 17093: if (XEiJ.EFA_SEPARATE_AR) { 17094: XEiJ.mpuCycleCount += 8; 17095: return XEiJ.regRn[15]; 17096: } else { 17097: XEiJ.mpuCycleCount += 8; 17098: return XEiJ.regRn[ea - (0b010_000 - 8)]; 17099: } 17100: case 0b101_000: //(d16,A0) 17101: case 0b101_001: //(d16,A1) 17102: case 0b101_010: //(d16,A2) 17103: case 0b101_011: //(d16,A3) 17104: case 0b101_100: //(d16,A4) 17105: case 0b101_101: //(d16,A5) 17106: case 0b101_110: //(d16,A6) 17107: case 0b101_111: //(d16,A7) 17108: XEiJ.mpuCycleCount += 10; 17109: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 17110: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 17111: + XEiJ.busRwse ((XEiJ.regPC += 2) - 2)); //pcws。ワードディスプレースメント 17112: } else { 17113: t = XEiJ.regPC; 17114: XEiJ.regPC = t + 2; 17115: return (XEiJ.regRn[ea - (0b101_000 - 8)] //ベースレジスタ 17116: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 17117: } 17118: case 0b110_000: //(d8,A0,Rn.wl) 17119: case 0b110_001: //(d8,A1,Rn.wl) 17120: case 0b110_010: //(d8,A2,Rn.wl) 17121: case 0b110_011: //(d8,A3,Rn.wl) 17122: case 0b110_100: //(d8,A4,Rn.wl) 17123: case 0b110_101: //(d8,A5,Rn.wl) 17124: case 0b110_110: //(d8,A6,Rn.wl) 17125: case 0b110_111: //(d8,A7,Rn.wl) 17126: XEiJ.mpuCycleCount += 14; 17127: if (XEiJ.MPU_COMPOUND_POSTINCREMENT) { 17128: w = XEiJ.busRwze ((XEiJ.regPC += 2) - 2); //pcwz。拡張ワード 17129: } else { 17130: w = XEiJ.regPC; 17131: XEiJ.regPC = w + 2; 17132: w = XEiJ.busRwze (w); //pcwz。拡張ワード 17133: } 17134: return (XEiJ.regRn[ea - (0b110_000 - 8)] //ベースレジスタ 17135: + (byte) w //バイトディスプレースメント 17136: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 17137: XEiJ.regRn[w >> 12])); //ロングインデックス 17138: case 0b111_000: //(xxx).W 17139: XEiJ.mpuCycleCount += 10; 17140: return XEiJ.busRwse ((XEiJ.regPC += 2) - 2); //pcws 17141: case 0b111_001: //(xxx).L 17142: XEiJ.mpuCycleCount += 12; 17143: return XEiJ.busRlse ((XEiJ.regPC += 4) - 4); //pcls 17144: case 0b111_010: //(d16,PC) 17145: XEiJ.mpuCycleCount += 10; 17146: t = XEiJ.regPC; 17147: XEiJ.regPC = t + 2; 17148: return (t //ベースレジスタ 17149: + XEiJ.busRwse (t)); //pcws。ワードディスプレースメント 17150: case 0b111_011: //(d8,PC,Rn.wl) 17151: XEiJ.mpuCycleCount += 14; 17152: t = XEiJ.regPC; 17153: XEiJ.regPC = t + 2; 17154: w = XEiJ.busRwze (t); //pcwz。拡張ワード 17155: return (t //ベースレジスタ 17156: + (byte) w //バイトディスプレースメント 17157: + (w << 31 - 11 >= 0 ? (short) XEiJ.regRn[w >> 12] : //ワードインデックス 17158: XEiJ.regRn[w >> 12])); //ロングインデックス 17159: } //switch 17160: XEiJ.mpuCycleCount += 34; 17161: M68kException.m6eNumber = M68kException.M6E_ILLEGAL_INSTRUCTION; 17162: throw M68kException.m6eSignal; 17163: } //efaJmpJsr 17164: 17165: 17166: 17167: } //class MC68000 17168: 17169: 17170: