/*****************************************************************************\ Snes9x - Portable Super Nintendo Entertainment System (TM) emulator. This file is licensed under the Snes9x License. For further information, consult the LICENSE file in the root directory. \*****************************************************************************/ #include "snes9x.h" #include "memmap.h" #include "apu/apu.h" // for "Magic WDM" features #ifdef DEBUGGER #include "snapshot.h" #include "display.h" #include "debug.h" #include "missing.h" #endif #ifdef SA1_OPCODES #define AddCycles(n) { SA1.Cycles += (n); } #else #define AddCycles(n) { CPU.Cycles += (n); while (CPU.Cycles >= CPU.NextEvent) S9xDoHEventProcessing(); } #endif #include "cpuaddr.h" #include "cpuops.h" #include "cpumacro.h" /* ADC ********************************************************************* */ static void Op69M1 (void) { ADC(Immediate8(READ)); } static void Op69M0 (void) { ADC(Immediate16(READ)); } static void Op69Slow (void) { if (CheckMemory()) ADC(Immediate8Slow(READ)); else ADC(Immediate16Slow(READ)); } rOP8 (65M1, Direct, WRAP_BANK, ADC) rOP16(65M0, Direct, WRAP_BANK, ADC) rOPM (65Slow, DirectSlow, WRAP_BANK, ADC) rOP8 (75E1, DirectIndexedXE1, WRAP_BANK, ADC) rOP8 (75E0M1, DirectIndexedXE0, WRAP_BANK, ADC) rOP16(75E0M0, DirectIndexedXE0, WRAP_BANK, ADC) rOPM (75Slow, DirectIndexedXSlow, WRAP_BANK, ADC) rOP8 (72E1, DirectIndirectE1, WRAP_NONE, ADC) rOP8 (72E0M1, DirectIndirectE0, WRAP_NONE, ADC) rOP16(72E0M0, DirectIndirectE0, WRAP_NONE, ADC) rOPM (72Slow, DirectIndirectSlow, WRAP_NONE, ADC) rOP8 (61E1, DirectIndexedIndirectE1, WRAP_NONE, ADC) rOP8 (61E0M1, DirectIndexedIndirectE0, WRAP_NONE, ADC) rOP16(61E0M0, DirectIndexedIndirectE0, WRAP_NONE, ADC) rOPM (61Slow, DirectIndexedIndirectSlow, WRAP_NONE, ADC) rOP8 (71E1, DirectIndirectIndexedE1, WRAP_NONE, ADC) rOP8 (71E0M1X1, DirectIndirectIndexedE0X1, WRAP_NONE, ADC) rOP16(71E0M0X1, DirectIndirectIndexedE0X1, WRAP_NONE, ADC) rOP8 (71E0M1X0, DirectIndirectIndexedE0X0, WRAP_NONE, ADC) rOP16(71E0M0X0, DirectIndirectIndexedE0X0, WRAP_NONE, ADC) rOPM (71Slow, DirectIndirectIndexedSlow, WRAP_NONE, ADC) rOP8 (67M1, DirectIndirectLong, WRAP_NONE, ADC) rOP16(67M0, DirectIndirectLong, WRAP_NONE, ADC) rOPM (67Slow, DirectIndirectLongSlow, WRAP_NONE, ADC) rOP8 (77M1, DirectIndirectIndexedLong, WRAP_NONE, ADC) rOP16(77M0, DirectIndirectIndexedLong, WRAP_NONE, ADC) rOPM (77Slow, DirectIndirectIndexedLongSlow, WRAP_NONE, ADC) rOP8 (6DM1, Absolute, WRAP_NONE, ADC) rOP16(6DM0, Absolute, WRAP_NONE, ADC) rOPM (6DSlow, AbsoluteSlow, WRAP_NONE, ADC) rOP8 (7DM1X1, AbsoluteIndexedXX1, WRAP_NONE, ADC) rOP16(7DM0X1, AbsoluteIndexedXX1, WRAP_NONE, ADC) rOP8 (7DM1X0, AbsoluteIndexedXX0, WRAP_NONE, ADC) rOP16(7DM0X0, AbsoluteIndexedXX0, WRAP_NONE, ADC) rOPM (7DSlow, AbsoluteIndexedXSlow, WRAP_NONE, ADC) rOP8 (79M1X1, AbsoluteIndexedYX1, WRAP_NONE, ADC) rOP16(79M0X1, AbsoluteIndexedYX1, WRAP_NONE, ADC) rOP8 (79M1X0, AbsoluteIndexedYX0, WRAP_NONE, ADC) rOP16(79M0X0, AbsoluteIndexedYX0, WRAP_NONE, ADC) rOPM (79Slow, AbsoluteIndexedYSlow, WRAP_NONE, ADC) rOP8 (6FM1, AbsoluteLong, WRAP_NONE, ADC) rOP16(6FM0, AbsoluteLong, WRAP_NONE, ADC) rOPM (6FSlow, AbsoluteLongSlow, WRAP_NONE, ADC) rOP8 (7FM1, AbsoluteLongIndexedX, WRAP_NONE, ADC) rOP16(7FM0, AbsoluteLongIndexedX, WRAP_NONE, ADC) rOPM (7FSlow, AbsoluteLongIndexedXSlow, WRAP_NONE, ADC) rOP8 (63M1, StackRelative, WRAP_NONE, ADC) rOP16(63M0, StackRelative, WRAP_NONE, ADC) rOPM (63Slow, StackRelativeSlow, WRAP_NONE, ADC) rOP8 (73M1, StackRelativeIndirectIndexed, WRAP_NONE, ADC) rOP16(73M0, StackRelativeIndirectIndexed, WRAP_NONE, ADC) rOPM (73Slow, StackRelativeIndirectIndexedSlow, WRAP_NONE, ADC) /* AND ********************************************************************* */ static void Op29M1 (void) { Registers.AL &= Immediate8(READ); SetZN(Registers.AL); } static void Op29M0 (void) { Registers.A.W &= Immediate16(READ); SetZN(Registers.A.W); } static void Op29Slow (void) { if (CheckMemory()) { Registers.AL &= Immediate8Slow(READ); SetZN(Registers.AL); } else { Registers.A.W &= Immediate16Slow(READ); SetZN(Registers.A.W); } } rOP8 (25M1, Direct, WRAP_BANK, AND) rOP16(25M0, Direct, WRAP_BANK, AND) rOPM (25Slow, DirectSlow, WRAP_BANK, AND) rOP8 (35E1, DirectIndexedXE1, WRAP_BANK, AND) rOP8 (35E0M1, DirectIndexedXE0, WRAP_BANK, AND) rOP16(35E0M0, DirectIndexedXE0, WRAP_BANK, AND) rOPM (35Slow, DirectIndexedXSlow, WRAP_BANK, AND) rOP8 (32E1, DirectIndirectE1, WRAP_NONE, AND) rOP8 (32E0M1, DirectIndirectE0, WRAP_NONE, AND) rOP16(32E0M0, DirectIndirectE0, WRAP_NONE, AND) rOPM (32Slow, DirectIndirectSlow, WRAP_NONE, AND) rOP8 (21E1, DirectIndexedIndirectE1, WRAP_NONE, AND) rOP8 (21E0M1, DirectIndexedIndirectE0, WRAP_NONE, AND) rOP16(21E0M0, DirectIndexedIndirectE0, WRAP_NONE, AND) rOPM (21Slow, DirectIndexedIndirectSlow, WRAP_NONE, AND) rOP8 (31E1, DirectIndirectIndexedE1, WRAP_NONE, AND) rOP8 (31E0M1X1, DirectIndirectIndexedE0X1, WRAP_NONE, AND) rOP16(31E0M0X1, DirectIndirectIndexedE0X1, WRAP_NONE, AND) rOP8 (31E0M1X0, DirectIndirectIndexedE0X0, WRAP_NONE, AND) rOP16(31E0M0X0, DirectIndirectIndexedE0X0, WRAP_NONE, AND) rOPM (31Slow, DirectIndirectIndexedSlow, WRAP_NONE, AND) rOP8 (27M1, DirectIndirectLong, WRAP_NONE, AND) rOP16(27M0, DirectIndirectLong, WRAP_NONE, AND) rOPM (27Slow, DirectIndirectLongSlow, WRAP_NONE, AND) rOP8 (37M1, DirectIndirectIndexedLong, WRAP_NONE, AND) rOP16(37M0, DirectIndirectIndexedLong, WRAP_NONE, AND) rOPM (37Slow, DirectIndirectIndexedLongSlow, WRAP_NONE, AND) rOP8 (2DM1, Absolute, WRAP_NONE, AND) rOP16(2DM0, Absolute, WRAP_NONE, AND) rOPM (2DSlow, AbsoluteSlow, WRAP_NONE, AND) rOP8 (3DM1X1, AbsoluteIndexedXX1, WRAP_NONE, AND) rOP16(3DM0X1, AbsoluteIndexedXX1, WRAP_NONE, AND) rOP8 (3DM1X0, AbsoluteIndexedXX0, WRAP_NONE, AND) rOP16(3DM0X0, AbsoluteIndexedXX0, WRAP_NONE, AND) rOPM (3DSlow, AbsoluteIndexedXSlow, WRAP_NONE, AND) rOP8 (39M1X1, AbsoluteIndexedYX1, WRAP_NONE, AND) rOP16(39M0X1, AbsoluteIndexedYX1, WRAP_NONE, AND) rOP8 (39M1X0, AbsoluteIndexedYX0, WRAP_NONE, AND) rOP16(39M0X0, AbsoluteIndexedYX0, WRAP_NONE, AND) rOPM (39Slow, AbsoluteIndexedYSlow, WRAP_NONE, AND) rOP8 (2FM1, AbsoluteLong, WRAP_NONE, AND) rOP16(2FM0, AbsoluteLong, WRAP_NONE, AND) rOPM (2FSlow, AbsoluteLongSlow, WRAP_NONE, AND) rOP8 (3FM1, AbsoluteLongIndexedX, WRAP_NONE, AND) rOP16(3FM0, AbsoluteLongIndexedX, WRAP_NONE, AND) rOPM (3FSlow, AbsoluteLongIndexedXSlow, WRAP_NONE, AND) rOP8 (23M1, StackRelative, WRAP_NONE, AND) rOP16(23M0, StackRelative, WRAP_NONE, AND) rOPM (23Slow, StackRelativeSlow, WRAP_NONE, AND) rOP8 (33M1, StackRelativeIndirectIndexed, WRAP_NONE, AND) rOP16(33M0, StackRelativeIndirectIndexed, WRAP_NONE, AND) rOPM (33Slow, StackRelativeIndirectIndexedSlow, WRAP_NONE, AND) /* ASL ********************************************************************* */ static void Op0AM1 (void) { AddCycles(ONE_CYCLE); ICPU._Carry = (Registers.AL & 0x80) != 0; Registers.AL <<= 1; SetZN(Registers.AL); } static void Op0AM0 (void) { AddCycles(ONE_CYCLE); ICPU._Carry = (Registers.AH & 0x80) != 0; Registers.A.W <<= 1; SetZN(Registers.A.W); } static void Op0ASlow (void) { AddCycles(ONE_CYCLE); if (CheckMemory()) { ICPU._Carry = (Registers.AL & 0x80) != 0; Registers.AL <<= 1; SetZN(Registers.AL); } else { ICPU._Carry = (Registers.AH & 0x80) != 0; Registers.A.W <<= 1; SetZN(Registers.A.W); } } mOP8 (06M1, Direct, WRAP_BANK, ASL) mOP16(06M0, Direct, WRAP_BANK, ASL) mOPM (06Slow, DirectSlow, WRAP_BANK, ASL) mOP8 (16E1, DirectIndexedXE1, WRAP_BANK, ASL) mOP8 (16E0M1, DirectIndexedXE0, WRAP_BANK, ASL) mOP16(16E0M0, DirectIndexedXE0, WRAP_BANK, ASL) mOPM (16Slow, DirectIndexedXSlow, WRAP_BANK, ASL) mOP8 (0EM1, Absolute, WRAP_NONE, ASL) mOP16(0EM0, Absolute, WRAP_NONE, ASL) mOPM (0ESlow, AbsoluteSlow, WRAP_NONE, ASL) mOP8 (1EM1X1, AbsoluteIndexedXX1, WRAP_NONE, ASL) mOP16(1EM0X1, AbsoluteIndexedXX1, WRAP_NONE, ASL) mOP8 (1EM1X0, AbsoluteIndexedXX0, WRAP_NONE, ASL) mOP16(1EM0X0, AbsoluteIndexedXX0, WRAP_NONE, ASL) mOPM (1ESlow, AbsoluteIndexedXSlow, WRAP_NONE, ASL) /* BIT ********************************************************************* */ static void Op89M1 (void) { ICPU._Zero = Registers.AL & Immediate8(READ); } static void Op89M0 (void) { ICPU._Zero = (Registers.A.W & Immediate16(READ)) != 0; } static void Op89Slow (void) { if (CheckMemory()) ICPU._Zero = Registers.AL & Immediate8Slow(READ); else ICPU._Zero = (Registers.A.W & Immediate16Slow(READ)) != 0; } rOP8 (24M1, Direct, WRAP_BANK, BIT) rOP16(24M0, Direct, WRAP_BANK, BIT) rOPM (24Slow, DirectSlow, WRAP_BANK, BIT) rOP8 (34E1, DirectIndexedXE1, WRAP_BANK, BIT) rOP8 (34E0M1, DirectIndexedXE0, WRAP_BANK, BIT) rOP16(34E0M0, DirectIndexedXE0, WRAP_BANK, BIT) rOPM (34Slow, DirectIndexedXSlow, WRAP_BANK, BIT) rOP8 (2CM1, Absolute, WRAP_NONE, BIT) rOP16(2CM0, Absolute, WRAP_NONE, BIT) rOPM (2CSlow, AbsoluteSlow, WRAP_NONE, BIT) rOP8 (3CM1X1, AbsoluteIndexedXX1, WRAP_NONE, BIT) rOP16(3CM0X1, AbsoluteIndexedXX1, WRAP_NONE, BIT) rOP8 (3CM1X0, AbsoluteIndexedXX0, WRAP_NONE, BIT) rOP16(3CM0X0, AbsoluteIndexedXX0, WRAP_NONE, BIT) rOPM (3CSlow, AbsoluteIndexedXSlow, WRAP_NONE, BIT) /* CMP ********************************************************************* */ static void OpC9M1 (void) { int16 Int16 = (int16) Registers.AL - (int16) Immediate8(READ); ICPU._Carry = Int16 >= 0; SetZN((uint8) Int16); } static void OpC9M0 (void) { int32 Int32 = (int32) Registers.A.W - (int32) Immediate16(READ); ICPU._Carry = Int32 >= 0; SetZN((uint16) Int32); } static void OpC9Slow (void) { if (CheckMemory()) { int16 Int16 = (int16) Registers.AL - (int16) Immediate8Slow(READ); ICPU._Carry = Int16 >= 0; SetZN((uint8) Int16); } else { int32 Int32 = (int32) Registers.A.W - (int32) Immediate16Slow(READ); ICPU._Carry = Int32 >= 0; SetZN((uint16) Int32); } } rOP8 (C5M1, Direct, WRAP_BANK, CMP) rOP16(C5M0, Direct, WRAP_BANK, CMP) rOPM (C5Slow, DirectSlow, WRAP_BANK, CMP) rOP8 (D5E1, DirectIndexedXE1, WRAP_BANK, CMP) rOP8 (D5E0M1, DirectIndexedXE0, WRAP_BANK, CMP) rOP16(D5E0M0, DirectIndexedXE0, WRAP_BANK, CMP) rOPM (D5Slow, DirectIndexedXSlow, WRAP_BANK, CMP) rOP8 (D2E1, DirectIndirectE1, WRAP_NONE, CMP) rOP8 (D2E0M1, DirectIndirectE0, WRAP_NONE, CMP) rOP16(D2E0M0, DirectIndirectE0, WRAP_NONE, CMP) rOPM (D2Slow, DirectIndirectSlow, WRAP_NONE, CMP) rOP8 (C1E1, DirectIndexedIndirectE1, WRAP_NONE, CMP) rOP8 (C1E0M1, DirectIndexedIndirectE0, WRAP_NONE, CMP) rOP16(C1E0M0, DirectIndexedIndirectE0, WRAP_NONE, CMP) rOPM (C1Slow, DirectIndexedIndirectSlow, WRAP_NONE, CMP) rOP8 (D1E1, DirectIndirectIndexedE1, WRAP_NONE, CMP) rOP8 (D1E0M1X1, DirectIndirectIndexedE0X1, WRAP_NONE, CMP) rOP16(D1E0M0X1, DirectIndirectIndexedE0X1, WRAP_NONE, CMP) rOP8 (D1E0M1X0, DirectIndirectIndexedE0X0, WRAP_NONE, CMP) rOP16(D1E0M0X0, DirectIndirectIndexedE0X0, WRAP_NONE, CMP) rOPM (D1Slow, DirectIndirectIndexedSlow, WRAP_NONE, CMP) rOP8 (C7M1, DirectIndirectLong, WRAP_NONE, CMP) rOP16(C7M0, DirectIndirectLong, WRAP_NONE, CMP) rOPM (C7Slow, DirectIndirectLongSlow, WRAP_NONE, CMP) rOP8 (D7M1, DirectIndirectIndexedLong, WRAP_NONE, CMP) rOP16(D7M0, DirectIndirectIndexedLong, WRAP_NONE, CMP) rOPM (D7Slow, DirectIndirectIndexedLongSlow, WRAP_NONE, CMP) rOP8 (CDM1, Absolute, WRAP_NONE, CMP) rOP16(CDM0, Absolute, WRAP_NONE, CMP) rOPM (CDSlow, AbsoluteSlow, WRAP_NONE, CMP) rOP8 (DDM1X1, AbsoluteIndexedXX1, WRAP_NONE, CMP) rOP16(DDM0X1, AbsoluteIndexedXX1, WRAP_NONE, CMP) rOP8 (DDM1X0, AbsoluteIndexedXX0, WRAP_NONE, CMP) rOP16(DDM0X0, AbsoluteIndexedXX0, WRAP_NONE, CMP) rOPM (DDSlow, AbsoluteIndexedXSlow, WRAP_NONE, CMP) rOP8 (D9M1X1, AbsoluteIndexedYX1, WRAP_NONE, CMP) rOP16(D9M0X1, AbsoluteIndexedYX1, WRAP_NONE, CMP) rOP8 (D9M1X0, AbsoluteIndexedYX0, WRAP_NONE, CMP) rOP16(D9M0X0, AbsoluteIndexedYX0, WRAP_NONE, CMP) rOPM (D9Slow, AbsoluteIndexedYSlow, WRAP_NONE, CMP) rOP8 (CFM1, AbsoluteLong, WRAP_NONE, CMP) rOP16(CFM0, AbsoluteLong, WRAP_NONE, CMP) rOPM (CFSlow, AbsoluteLongSlow, WRAP_NONE, CMP) rOP8 (DFM1, AbsoluteLongIndexedX, WRAP_NONE, CMP) rOP16(DFM0, AbsoluteLongIndexedX, WRAP_NONE, CMP) rOPM (DFSlow, AbsoluteLongIndexedXSlow, WRAP_NONE, CMP) rOP8 (C3M1, StackRelative, WRAP_NONE, CMP) rOP16(C3M0, StackRelative, WRAP_NONE, CMP) rOPM (C3Slow, StackRelativeSlow, WRAP_NONE, CMP) rOP8 (D3M1, StackRelativeIndirectIndexed, WRAP_NONE, CMP) rOP16(D3M0, StackRelativeIndirectIndexed, WRAP_NONE, CMP) rOPM (D3Slow, StackRelativeIndirectIndexedSlow, WRAP_NONE, CMP) /* CPX ********************************************************************* */ static void OpE0X1 (void) { int16 Int16 = (int16) Registers.XL - (int16) Immediate8(READ); ICPU._Carry = Int16 >= 0; SetZN((uint8) Int16); } static void OpE0X0 (void) { int32 Int32 = (int32) Registers.X.W - (int32) Immediate16(READ); ICPU._Carry = Int32 >= 0; SetZN((uint16) Int32); } static void OpE0Slow (void) { if (CheckIndex()) { int16 Int16 = (int16) Registers.XL - (int16) Immediate8Slow(READ); ICPU._Carry = Int16 >= 0; SetZN((uint8) Int16); } else { int32 Int32 = (int32) Registers.X.W - (int32) Immediate16Slow(READ); ICPU._Carry = Int32 >= 0; SetZN((uint16) Int32); } } rOP8 (E4X1, Direct, WRAP_BANK, CPX) rOP16(E4X0, Direct, WRAP_BANK, CPX) rOPX (E4Slow, DirectSlow, WRAP_BANK, CPX) rOP8 (ECX1, Absolute, WRAP_NONE, CPX) rOP16(ECX0, Absolute, WRAP_NONE, CPX) rOPX (ECSlow, AbsoluteSlow, WRAP_NONE, CPX) /* CPY ********************************************************************* */ static void OpC0X1 (void) { int16 Int16 = (int16) Registers.YL - (int16) Immediate8(READ); ICPU._Carry = Int16 >= 0; SetZN((uint8) Int16); } static void OpC0X0 (void) { int32 Int32 = (int32) Registers.Y.W - (int32) Immediate16(READ); ICPU._Carry = Int32 >= 0; SetZN((uint16) Int32); } static void OpC0Slow (void) { if (CheckIndex()) { int16 Int16 = (int16) Registers.YL - (int16) Immediate8Slow(READ); ICPU._Carry = Int16 >= 0; SetZN((uint8) Int16); } else { int32 Int32 = (int32) Registers.Y.W - (int32) Immediate16Slow(READ); ICPU._Carry = Int32 >= 0; SetZN((uint16) Int32); } } rOP8 (C4X1, Direct, WRAP_BANK, CPY) rOP16(C4X0, Direct, WRAP_BANK, CPY) rOPX (C4Slow, DirectSlow, WRAP_BANK, CPY) rOP8 (CCX1, Absolute, WRAP_NONE, CPY) rOP16(CCX0, Absolute, WRAP_NONE, CPY) rOPX (CCSlow, AbsoluteSlow, WRAP_NONE, CPY) /* DEC ********************************************************************* */ static void Op3AM1 (void) { AddCycles(ONE_CYCLE); Registers.AL--; SetZN(Registers.AL); } static void Op3AM0 (void) { AddCycles(ONE_CYCLE); Registers.A.W--; SetZN(Registers.A.W); } static void Op3ASlow (void) { AddCycles(ONE_CYCLE); if (CheckMemory()) { Registers.AL--; SetZN(Registers.AL); } else { Registers.A.W--; SetZN(Registers.A.W); } } mOP8 (C6M1, Direct, WRAP_BANK, DEC) mOP16(C6M0, Direct, WRAP_BANK, DEC) mOPM (C6Slow, DirectSlow, WRAP_BANK, DEC) mOP8 (D6E1, DirectIndexedXE1, WRAP_BANK, DEC) mOP8 (D6E0M1, DirectIndexedXE0, WRAP_BANK, DEC) mOP16(D6E0M0, DirectIndexedXE0, WRAP_BANK, DEC) mOPM (D6Slow, DirectIndexedXSlow, WRAP_BANK, DEC) mOP8 (CEM1, Absolute, WRAP_NONE, DEC) mOP16(CEM0, Absolute, WRAP_NONE, DEC) mOPM (CESlow, AbsoluteSlow, WRAP_NONE, DEC) mOP8 (DEM1X1, AbsoluteIndexedXX1, WRAP_NONE, DEC) mOP16(DEM0X1, AbsoluteIndexedXX1, WRAP_NONE, DEC) mOP8 (DEM1X0, AbsoluteIndexedXX0, WRAP_NONE, DEC) mOP16(DEM0X0, AbsoluteIndexedXX0, WRAP_NONE, DEC) mOPM (DESlow, AbsoluteIndexedXSlow, WRAP_NONE, DEC) /* EOR ********************************************************************* */ static void Op49M1 (void) { Registers.AL ^= Immediate8(READ); SetZN(Registers.AL); } static void Op49M0 (void) { Registers.A.W ^= Immediate16(READ); SetZN(Registers.A.W); } static void Op49Slow (void) { if (CheckMemory()) { Registers.AL ^= Immediate8Slow(READ); SetZN(Registers.AL); } else { Registers.A.W ^= Immediate16Slow(READ); SetZN(Registers.A.W); } } rOP8 (45M1, Direct, WRAP_BANK, EOR) rOP16(45M0, Direct, WRAP_BANK, EOR) rOPM (45Slow, DirectSlow, WRAP_BANK, EOR) rOP8 (55E1, DirectIndexedXE1, WRAP_BANK, EOR) rOP8 (55E0M1, DirectIndexedXE0, WRAP_BANK, EOR) rOP16(55E0M0, DirectIndexedXE0, WRAP_BANK, EOR) rOPM (55Slow, DirectIndexedXSlow, WRAP_BANK, EOR) rOP8 (52E1, DirectIndirectE1, WRAP_NONE, EOR) rOP8 (52E0M1, DirectIndirectE0, WRAP_NONE, EOR) rOP16(52E0M0, DirectIndirectE0, WRAP_NONE, EOR) rOPM (52Slow, DirectIndirectSlow, WRAP_NONE, EOR) rOP8 (41E1, DirectIndexedIndirectE1, WRAP_NONE, EOR) rOP8 (41E0M1, DirectIndexedIndirectE0, WRAP_NONE, EOR) rOP16(41E0M0, DirectIndexedIndirectE0, WRAP_NONE, EOR) rOPM (41Slow, DirectIndexedIndirectSlow, WRAP_NONE, EOR) rOP8 (51E1, DirectIndirectIndexedE1, WRAP_NONE, EOR) rOP8 (51E0M1X1, DirectIndirectIndexedE0X1, WRAP_NONE, EOR) rOP16(51E0M0X1, DirectIndirectIndexedE0X1, WRAP_NONE, EOR) rOP8 (51E0M1X0, DirectIndirectIndexedE0X0, WRAP_NONE, EOR) rOP16(51E0M0X0, DirectIndirectIndexedE0X0, WRAP_NONE, EOR) rOPM (51Slow, DirectIndirectIndexedSlow, WRAP_NONE, EOR) rOP8 (47M1, DirectIndirectLong, WRAP_NONE, EOR) rOP16(47M0, DirectIndirectLong, WRAP_NONE, EOR) rOPM (47Slow, DirectIndirectLongSlow, WRAP_NONE, EOR) rOP8 (57M1, DirectIndirectIndexedLong, WRAP_NONE, EOR) rOP16(57M0, DirectIndirectIndexedLong, WRAP_NONE, EOR) rOPM (57Slow, DirectIndirectIndexedLongSlow, WRAP_NONE, EOR) rOP8 (4DM1, Absolute, WRAP_NONE, EOR) rOP16(4DM0, Absolute, WRAP_NONE, EOR) rOPM (4DSlow, AbsoluteSlow, WRAP_NONE, EOR) rOP8 (5DM1X1, AbsoluteIndexedXX1, WRAP_NONE, EOR) rOP16(5DM0X1, AbsoluteIndexedXX1, WRAP_NONE, EOR) rOP8 (5DM1X0, AbsoluteIndexedXX0, WRAP_NONE, EOR) rOP16(5DM0X0, AbsoluteIndexedXX0, WRAP_NONE, EOR) rOPM (5DSlow, AbsoluteIndexedXSlow, WRAP_NONE, EOR) rOP8 (59M1X1, AbsoluteIndexedYX1, WRAP_NONE, EOR) rOP16(59M0X1, AbsoluteIndexedYX1, WRAP_NONE, EOR) rOP8 (59M1X0, AbsoluteIndexedYX0, WRAP_NONE, EOR) rOP16(59M0X0, AbsoluteIndexedYX0, WRAP_NONE, EOR) rOPM (59Slow, AbsoluteIndexedYSlow, WRAP_NONE, EOR) rOP8 (4FM1, AbsoluteLong, WRAP_NONE, EOR) rOP16(4FM0, AbsoluteLong, WRAP_NONE, EOR) rOPM (4FSlow, AbsoluteLongSlow, WRAP_NONE, EOR) rOP8 (5FM1, AbsoluteLongIndexedX, WRAP_NONE, EOR) rOP16(5FM0, AbsoluteLongIndexedX, WRAP_NONE, EOR) rOPM (5FSlow, AbsoluteLongIndexedXSlow, WRAP_NONE, EOR) rOP8 (43M1, StackRelative, WRAP_NONE, EOR) rOP16(43M0, StackRelative, WRAP_NONE, EOR) rOPM (43Slow, StackRelativeSlow, WRAP_NONE, EOR) rOP8 (53M1, StackRelativeIndirectIndexed, WRAP_NONE, EOR) rOP16(53M0, StackRelativeIndirectIndexed, WRAP_NONE, EOR) rOPM (53Slow, StackRelativeIndirectIndexedSlow, WRAP_NONE, EOR) /* INC ********************************************************************* */ static void Op1AM1 (void) { AddCycles(ONE_CYCLE); Registers.AL++; SetZN(Registers.AL); } static void Op1AM0 (void) { AddCycles(ONE_CYCLE); Registers.A.W++; SetZN(Registers.A.W); } static void Op1ASlow (void) { AddCycles(ONE_CYCLE); if (CheckMemory()) { Registers.AL++; SetZN(Registers.AL); } else { Registers.A.W++; SetZN(Registers.A.W); } } mOP8 (E6M1, Direct, WRAP_BANK, INC) mOP16(E6M0, Direct, WRAP_BANK, INC) mOPM (E6Slow, DirectSlow, WRAP_BANK, INC) mOP8 (F6E1, DirectIndexedXE1, WRAP_BANK, INC) mOP8 (F6E0M1, DirectIndexedXE0, WRAP_BANK, INC) mOP16(F6E0M0, DirectIndexedXE0, WRAP_BANK, INC) mOPM (F6Slow, DirectIndexedXSlow, WRAP_BANK, INC) mOP8 (EEM1, Absolute, WRAP_NONE, INC) mOP16(EEM0, Absolute, WRAP_NONE, INC) mOPM (EESlow, AbsoluteSlow, WRAP_NONE, INC) mOP8 (FEM1X1, AbsoluteIndexedXX1, WRAP_NONE, INC) mOP16(FEM0X1, AbsoluteIndexedXX1, WRAP_NONE, INC) mOP8 (FEM1X0, AbsoluteIndexedXX0, WRAP_NONE, INC) mOP16(FEM0X0, AbsoluteIndexedXX0, WRAP_NONE, INC) mOPM (FESlow, AbsoluteIndexedXSlow, WRAP_NONE, INC) /* LDA ********************************************************************* */ static void OpA9M1 (void) { Registers.AL = Immediate8(READ); SetZN(Registers.AL); } static void OpA9M0 (void) { Registers.A.W = Immediate16(READ); SetZN(Registers.A.W); } static void OpA9Slow (void) { if (CheckMemory()) { Registers.AL = Immediate8Slow(READ); SetZN(Registers.AL); } else { Registers.A.W = Immediate16Slow(READ); SetZN(Registers.A.W); } } rOP8 (A5M1, Direct, WRAP_BANK, LDA) rOP16(A5M0, Direct, WRAP_BANK, LDA) rOPM (A5Slow, DirectSlow, WRAP_BANK, LDA) rOP8 (B5E1, DirectIndexedXE1, WRAP_BANK, LDA) rOP8 (B5E0M1, DirectIndexedXE0, WRAP_BANK, LDA) rOP16(B5E0M0, DirectIndexedXE0, WRAP_BANK, LDA) rOPM (B5Slow, DirectIndexedXSlow, WRAP_BANK, LDA) rOP8 (B2E1, DirectIndirectE1, WRAP_NONE, LDA) rOP8 (B2E0M1, DirectIndirectE0, WRAP_NONE, LDA) rOP16(B2E0M0, DirectIndirectE0, WRAP_NONE, LDA) rOPM (B2Slow, DirectIndirectSlow, WRAP_NONE, LDA) rOP8 (A1E1, DirectIndexedIndirectE1, WRAP_NONE, LDA) rOP8 (A1E0M1, DirectIndexedIndirectE0, WRAP_NONE, LDA) rOP16(A1E0M0, DirectIndexedIndirectE0, WRAP_NONE, LDA) rOPM (A1Slow, DirectIndexedIndirectSlow, WRAP_NONE, LDA) rOP8 (B1E1, DirectIndirectIndexedE1, WRAP_NONE, LDA) rOP8 (B1E0M1X1, DirectIndirectIndexedE0X1, WRAP_NONE, LDA) rOP16(B1E0M0X1, DirectIndirectIndexedE0X1, WRAP_NONE, LDA) rOP8 (B1E0M1X0, DirectIndirectIndexedE0X0, WRAP_NONE, LDA) rOP16(B1E0M0X0, DirectIndirectIndexedE0X0, WRAP_NONE, LDA) rOPM (B1Slow, DirectIndirectIndexedSlow, WRAP_NONE, LDA) rOP8 (A7M1, DirectIndirectLong, WRAP_NONE, LDA) rOP16(A7M0, DirectIndirectLong, WRAP_NONE, LDA) rOPM (A7Slow, DirectIndirectLongSlow, WRAP_NONE, LDA) rOP8 (B7M1, DirectIndirectIndexedLong, WRAP_NONE, LDA) rOP16(B7M0, DirectIndirectIndexedLong, WRAP_NONE, LDA) rOPM (B7Slow, DirectIndirectIndexedLongSlow, WRAP_NONE, LDA) rOP8 (ADM1, Absolute, WRAP_NONE, LDA) rOP16(ADM0, Absolute, WRAP_NONE, LDA) rOPM (ADSlow, AbsoluteSlow, WRAP_NONE, LDA) rOP8 (BDM1X1, AbsoluteIndexedXX1, WRAP_NONE, LDA) rOP16(BDM0X1, AbsoluteIndexedXX1, WRAP_NONE, LDA) rOP8 (BDM1X0, AbsoluteIndexedXX0, WRAP_NONE, LDA) rOP16(BDM0X0, AbsoluteIndexedXX0, WRAP_NONE, LDA) rOPM (BDSlow, AbsoluteIndexedXSlow, WRAP_NONE, LDA) rOP8 (B9M1X1, AbsoluteIndexedYX1, WRAP_NONE, LDA) rOP16(B9M0X1, AbsoluteIndexedYX1, WRAP_NONE, LDA) rOP8 (B9M1X0, AbsoluteIndexedYX0, WRAP_NONE, LDA) rOP16(B9M0X0, AbsoluteIndexedYX0, WRAP_NONE, LDA) rOPM (B9Slow, AbsoluteIndexedYSlow, WRAP_NONE, LDA) rOP8 (AFM1, AbsoluteLong, WRAP_NONE, LDA) rOP16(AFM0, AbsoluteLong, WRAP_NONE, LDA) rOPM (AFSlow, AbsoluteLongSlow, WRAP_NONE, LDA) rOP8 (BFM1, AbsoluteLongIndexedX, WRAP_NONE, LDA) rOP16(BFM0, AbsoluteLongIndexedX, WRAP_NONE, LDA) rOPM (BFSlow, AbsoluteLongIndexedXSlow, WRAP_NONE, LDA) rOP8 (A3M1, StackRelative, WRAP_NONE, LDA) rOP16(A3M0, StackRelative, WRAP_NONE, LDA) rOPM (A3Slow, StackRelativeSlow, WRAP_NONE, LDA) rOP8 (B3M1, StackRelativeIndirectIndexed, WRAP_NONE, LDA) rOP16(B3M0, StackRelativeIndirectIndexed, WRAP_NONE, LDA) rOPM (B3Slow, StackRelativeIndirectIndexedSlow, WRAP_NONE, LDA) /* LDX ********************************************************************* */ static void OpA2X1 (void) { Registers.XL = Immediate8(READ); SetZN(Registers.XL); } static void OpA2X0 (void) { Registers.X.W = Immediate16(READ); SetZN(Registers.X.W); } static void OpA2Slow (void) { if (CheckIndex()) { Registers.XL = Immediate8Slow(READ); SetZN(Registers.XL); } else { Registers.X.W = Immediate16Slow(READ); SetZN(Registers.X.W); } } rOP8 (A6X1, Direct, WRAP_BANK, LDX) rOP16(A6X0, Direct, WRAP_BANK, LDX) rOPX (A6Slow, DirectSlow, WRAP_BANK, LDX) rOP8 (B6E1, DirectIndexedYE1, WRAP_BANK, LDX) rOP8 (B6E0X1, DirectIndexedYE0, WRAP_BANK, LDX) rOP16(B6E0X0, DirectIndexedYE0, WRAP_BANK, LDX) rOPX (B6Slow, DirectIndexedYSlow, WRAP_BANK, LDX) rOP8 (AEX1, Absolute, WRAP_BANK, LDX) rOP16(AEX0, Absolute, WRAP_BANK, LDX) rOPX (AESlow, AbsoluteSlow, WRAP_BANK, LDX) rOP8 (BEX1, AbsoluteIndexedYX1, WRAP_BANK, LDX) rOP16(BEX0, AbsoluteIndexedYX0, WRAP_BANK, LDX) rOPX (BESlow, AbsoluteIndexedYSlow, WRAP_BANK, LDX) /* LDY ********************************************************************* */ static void OpA0X1 (void) { Registers.YL = Immediate8(READ); SetZN(Registers.YL); } static void OpA0X0 (void) { Registers.Y.W = Immediate16(READ); SetZN(Registers.Y.W); } static void OpA0Slow (void) { if (CheckIndex()) { Registers.YL = Immediate8Slow(READ); SetZN(Registers.YL); } else { Registers.Y.W = Immediate16Slow(READ); SetZN(Registers.Y.W); } } rOP8 (A4X1, Direct, WRAP_BANK, LDY) rOP16(A4X0, Direct, WRAP_BANK, LDY) rOPX (A4Slow, DirectSlow, WRAP_BANK, LDY) rOP8 (B4E1, DirectIndexedXE1, WRAP_BANK, LDY) rOP8 (B4E0X1, DirectIndexedXE0, WRAP_BANK, LDY) rOP16(B4E0X0, DirectIndexedXE0, WRAP_BANK, LDY) rOPX (B4Slow, DirectIndexedXSlow, WRAP_BANK, LDY) rOP8 (ACX1, Absolute, WRAP_BANK, LDY) rOP16(ACX0, Absolute, WRAP_BANK, LDY) rOPX (ACSlow, AbsoluteSlow, WRAP_BANK, LDY) rOP8 (BCX1, AbsoluteIndexedXX1, WRAP_BANK, LDY) rOP16(BCX0, AbsoluteIndexedXX0, WRAP_BANK, LDY) rOPX (BCSlow, AbsoluteIndexedXSlow, WRAP_BANK, LDY) /* LSR ********************************************************************* */ static void Op4AM1 (void) { AddCycles(ONE_CYCLE); ICPU._Carry = Registers.AL & 1; Registers.AL >>= 1; SetZN(Registers.AL); } static void Op4AM0 (void) { AddCycles(ONE_CYCLE); ICPU._Carry = Registers.A.W & 1; Registers.A.W >>= 1; SetZN(Registers.A.W); } static void Op4ASlow (void) { AddCycles(ONE_CYCLE); if (CheckMemory()) { ICPU._Carry = Registers.AL & 1; Registers.AL >>= 1; SetZN(Registers.AL); } else { ICPU._Carry = Registers.A.W & 1; Registers.A.W >>= 1; SetZN(Registers.A.W); } } mOP8 (46M1, Direct, WRAP_BANK, LSR) mOP16(46M0, Direct, WRAP_BANK, LSR) mOPM (46Slow, DirectSlow, WRAP_BANK, LSR) mOP8 (56E1, DirectIndexedXE1, WRAP_BANK, LSR) mOP8 (56E0M1, DirectIndexedXE0, WRAP_BANK, LSR) mOP16(56E0M0, DirectIndexedXE0, WRAP_BANK, LSR) mOPM (56Slow, DirectIndexedXSlow, WRAP_BANK, LSR) mOP8 (4EM1, Absolute, WRAP_NONE, LSR) mOP16(4EM0, Absolute, WRAP_NONE, LSR) mOPM (4ESlow, AbsoluteSlow, WRAP_NONE, LSR) mOP8 (5EM1X1, AbsoluteIndexedXX1, WRAP_NONE, LSR) mOP16(5EM0X1, AbsoluteIndexedXX1, WRAP_NONE, LSR) mOP8 (5EM1X0, AbsoluteIndexedXX0, WRAP_NONE, LSR) mOP16(5EM0X0, AbsoluteIndexedXX0, WRAP_NONE, LSR) mOPM (5ESlow, AbsoluteIndexedXSlow, WRAP_NONE, LSR) /* ORA ********************************************************************* */ static void Op09M1 (void) { Registers.AL |= Immediate8(READ); SetZN(Registers.AL); } static void Op09M0 (void) { Registers.A.W |= Immediate16(READ); SetZN(Registers.A.W); } static void Op09Slow (void) { if (CheckMemory()) { Registers.AL |= Immediate8Slow(READ); SetZN(Registers.AL); } else { Registers.A.W |= Immediate16Slow(READ); SetZN(Registers.A.W); } } rOP8 (05M1, Direct, WRAP_BANK, ORA) rOP16(05M0, Direct, WRAP_BANK, ORA) rOPM (05Slow, DirectSlow, WRAP_BANK, ORA) rOP8 (15E1, DirectIndexedXE1, WRAP_BANK, ORA) rOP8 (15E0M1, DirectIndexedXE0, WRAP_BANK, ORA) rOP16(15E0M0, DirectIndexedXE0, WRAP_BANK, ORA) rOPM (15Slow, DirectIndexedXSlow, WRAP_BANK, ORA) rOP8 (12E1, DirectIndirectE1, WRAP_NONE, ORA) rOP8 (12E0M1, DirectIndirectE0, WRAP_NONE, ORA) rOP16(12E0M0, DirectIndirectE0, WRAP_NONE, ORA) rOPM (12Slow, DirectIndirectSlow, WRAP_NONE, ORA) rOP8 (01E1, DirectIndexedIndirectE1, WRAP_NONE, ORA) rOP8 (01E0M1, DirectIndexedIndirectE0, WRAP_NONE, ORA) rOP16(01E0M0, DirectIndexedIndirectE0, WRAP_NONE, ORA) rOPM (01Slow, DirectIndexedIndirectSlow, WRAP_NONE, ORA) rOP8 (11E1, DirectIndirectIndexedE1, WRAP_NONE, ORA) rOP8 (11E0M1X1, DirectIndirectIndexedE0X1, WRAP_NONE, ORA) rOP16(11E0M0X1, DirectIndirectIndexedE0X1, WRAP_NONE, ORA) rOP8 (11E0M1X0, DirectIndirectIndexedE0X0, WRAP_NONE, ORA) rOP16(11E0M0X0, DirectIndirectIndexedE0X0, WRAP_NONE, ORA) rOPM (11Slow, DirectIndirectIndexedSlow, WRAP_NONE, ORA) rOP8 (07M1, DirectIndirectLong, WRAP_NONE, ORA) rOP16(07M0, DirectIndirectLong, WRAP_NONE, ORA) rOPM (07Slow, DirectIndirectLongSlow, WRAP_NONE, ORA) rOP8 (17M1, DirectIndirectIndexedLong, WRAP_NONE, ORA) rOP16(17M0, DirectIndirectIndexedLong, WRAP_NONE, ORA) rOPM (17Slow, DirectIndirectIndexedLongSlow, WRAP_NONE, ORA) rOP8 (0DM1, Absolute, WRAP_NONE, ORA) rOP16(0DM0, Absolute, WRAP_NONE, ORA) rOPM (0DSlow, AbsoluteSlow, WRAP_NONE, ORA) rOP8 (1DM1X1, AbsoluteIndexedXX1, WRAP_NONE, ORA) rOP16(1DM0X1, AbsoluteIndexedXX1, WRAP_NONE, ORA) rOP8 (1DM1X0, AbsoluteIndexedXX0, WRAP_NONE, ORA) rOP16(1DM0X0, AbsoluteIndexedXX0, WRAP_NONE, ORA) rOPM (1DSlow, AbsoluteIndexedXSlow, WRAP_NONE, ORA) rOP8 (19M1X1, AbsoluteIndexedYX1, WRAP_NONE, ORA) rOP16(19M0X1, AbsoluteIndexedYX1, WRAP_NONE, ORA) rOP8 (19M1X0, AbsoluteIndexedYX0, WRAP_NONE, ORA) rOP16(19M0X0, AbsoluteIndexedYX0, WRAP_NONE, ORA) rOPM (19Slow, AbsoluteIndexedYSlow, WRAP_NONE, ORA) rOP8 (0FM1, AbsoluteLong, WRAP_NONE, ORA) rOP16(0FM0, AbsoluteLong, WRAP_NONE, ORA) rOPM (0FSlow, AbsoluteLongSlow, WRAP_NONE, ORA) rOP8 (1FM1, AbsoluteLongIndexedX, WRAP_NONE, ORA) rOP16(1FM0, AbsoluteLongIndexedX, WRAP_NONE, ORA) rOPM (1FSlow, AbsoluteLongIndexedXSlow, WRAP_NONE, ORA) rOP8 (03M1, StackRelative, WRAP_NONE, ORA) rOP16(03M0, StackRelative, WRAP_NONE, ORA) rOPM (03Slow, StackRelativeSlow, WRAP_NONE, ORA) rOP8 (13M1, StackRelativeIndirectIndexed, WRAP_NONE, ORA) rOP16(13M0, StackRelativeIndirectIndexed, WRAP_NONE, ORA) rOPM (13Slow, StackRelativeIndirectIndexedSlow, WRAP_NONE, ORA) /* ROL ********************************************************************* */ static void Op2AM1 (void) { AddCycles(ONE_CYCLE); uint16 w = (((uint16) Registers.AL) << 1) | CheckCarry(); ICPU._Carry = w >= 0x100; Registers.AL = (uint8) w; SetZN(Registers.AL); } static void Op2AM0 (void) { AddCycles(ONE_CYCLE); uint32 w = (((uint32) Registers.A.W) << 1) | CheckCarry(); ICPU._Carry = w >= 0x10000; Registers.A.W = (uint16) w; SetZN(Registers.A.W); } static void Op2ASlow (void) { AddCycles(ONE_CYCLE); if (CheckMemory()) { uint16 w = (((uint16) Registers.AL) << 1) | CheckCarry(); ICPU._Carry = w >= 0x100; Registers.AL = (uint8) w; SetZN(Registers.AL); } else { uint32 w = (((uint32) Registers.A.W) << 1) | CheckCarry(); ICPU._Carry = w >= 0x10000; Registers.A.W = (uint16) w; SetZN(Registers.A.W); } } mOP8 (26M1, Direct, WRAP_BANK, ROL) mOP16(26M0, Direct, WRAP_BANK, ROL) mOPM (26Slow, DirectSlow, WRAP_BANK, ROL) mOP8 (36E1, DirectIndexedXE1, WRAP_BANK, ROL) mOP8 (36E0M1, DirectIndexedXE0, WRAP_BANK, ROL) mOP16(36E0M0, DirectIndexedXE0, WRAP_BANK, ROL) mOPM (36Slow, DirectIndexedXSlow, WRAP_BANK, ROL) mOP8 (2EM1, Absolute, WRAP_NONE, ROL) mOP16(2EM0, Absolute, WRAP_NONE, ROL) mOPM (2ESlow, AbsoluteSlow, WRAP_NONE, ROL) mOP8 (3EM1X1, AbsoluteIndexedXX1, WRAP_NONE, ROL) mOP16(3EM0X1, AbsoluteIndexedXX1, WRAP_NONE, ROL) mOP8 (3EM1X0, AbsoluteIndexedXX0, WRAP_NONE, ROL) mOP16(3EM0X0, AbsoluteIndexedXX0, WRAP_NONE, ROL) mOPM (3ESlow, AbsoluteIndexedXSlow, WRAP_NONE, ROL) /* ROR ********************************************************************* */ static void Op6AM1 (void) { AddCycles(ONE_CYCLE); uint16 w = ((uint16) Registers.AL) | (((uint16) CheckCarry()) << 8); ICPU._Carry = w & 1; w >>= 1; Registers.AL = (uint8) w; SetZN(Registers.AL); } static void Op6AM0 (void) { AddCycles(ONE_CYCLE); uint32 w = ((uint32) Registers.A.W) | (((uint32) CheckCarry()) << 16); ICPU._Carry = w & 1; w >>= 1; Registers.A.W = (uint16) w; SetZN(Registers.A.W); } static void Op6ASlow (void) { AddCycles(ONE_CYCLE); if (CheckMemory()) { uint16 w = ((uint16) Registers.AL) | (((uint16) CheckCarry()) << 8); ICPU._Carry = w & 1; w >>= 1; Registers.AL = (uint8) w; SetZN(Registers.AL); } else { uint32 w = ((uint32) Registers.A.W) | (((uint32) CheckCarry()) << 16); ICPU._Carry = w & 1; w >>= 1; Registers.A.W = (uint16) w; SetZN(Registers.A.W); } } mOP8 (66M1, Direct, WRAP_BANK, ROR) mOP16(66M0, Direct, WRAP_BANK, ROR) mOPM (66Slow, DirectSlow, WRAP_BANK, ROR) mOP8 (76E1, DirectIndexedXE1, WRAP_BANK, ROR) mOP8 (76E0M1, DirectIndexedXE0, WRAP_BANK, ROR) mOP16(76E0M0, DirectIndexedXE0, WRAP_BANK, ROR) mOPM (76Slow, DirectIndexedXSlow, WRAP_BANK, ROR) mOP8 (6EM1, Absolute, WRAP_NONE, ROR) mOP16(6EM0, Absolute, WRAP_NONE, ROR) mOPM (6ESlow, AbsoluteSlow, WRAP_NONE, ROR) mOP8 (7EM1X1, AbsoluteIndexedXX1, WRAP_NONE, ROR) mOP16(7EM0X1, AbsoluteIndexedXX1, WRAP_NONE, ROR) mOP8 (7EM1X0, AbsoluteIndexedXX0, WRAP_NONE, ROR) mOP16(7EM0X0, AbsoluteIndexedXX0, WRAP_NONE, ROR) mOPM (7ESlow, AbsoluteIndexedXSlow, WRAP_NONE, ROR) /* SBC ********************************************************************* */ static void OpE9M1 (void) { SBC(Immediate8(READ)); } static void OpE9M0 (void) { SBC(Immediate16(READ)); } static void OpE9Slow (void) { if (CheckMemory()) SBC(Immediate8Slow(READ)); else SBC(Immediate16Slow(READ)); } rOP8 (E5M1, Direct, WRAP_BANK, SBC) rOP16(E5M0, Direct, WRAP_BANK, SBC) rOPM (E5Slow, DirectSlow, WRAP_BANK, SBC) rOP8 (F5E1, DirectIndexedXE1, WRAP_BANK, SBC) rOP8 (F5E0M1, DirectIndexedXE0, WRAP_BANK, SBC) rOP16(F5E0M0, DirectIndexedXE0, WRAP_BANK, SBC) rOPM (F5Slow, DirectIndexedXSlow, WRAP_BANK, SBC) rOP8 (F2E1, DirectIndirectE1, WRAP_NONE, SBC) rOP8 (F2E0M1, DirectIndirectE0, WRAP_NONE, SBC) rOP16(F2E0M0, DirectIndirectE0, WRAP_NONE, SBC) rOPM (F2Slow, DirectIndirectSlow, WRAP_NONE, SBC) rOP8 (E1E1, DirectIndexedIndirectE1, WRAP_NONE, SBC) rOP8 (E1E0M1, DirectIndexedIndirectE0, WRAP_NONE, SBC) rOP16(E1E0M0, DirectIndexedIndirectE0, WRAP_NONE, SBC) rOPM (E1Slow, DirectIndexedIndirectSlow, WRAP_NONE, SBC) rOP8 (F1E1, DirectIndirectIndexedE1, WRAP_NONE, SBC) rOP8 (F1E0M1X1, DirectIndirectIndexedE0X1, WRAP_NONE, SBC) rOP16(F1E0M0X1, DirectIndirectIndexedE0X1, WRAP_NONE, SBC) rOP8 (F1E0M1X0, DirectIndirectIndexedE0X0, WRAP_NONE, SBC) rOP16(F1E0M0X0, DirectIndirectIndexedE0X0, WRAP_NONE, SBC) rOPM (F1Slow, DirectIndirectIndexedSlow, WRAP_NONE, SBC) rOP8 (E7M1, DirectIndirectLong, WRAP_NONE, SBC) rOP16(E7M0, DirectIndirectLong, WRAP_NONE, SBC) rOPM (E7Slow, DirectIndirectLongSlow, WRAP_NONE, SBC) rOP8 (F7M1, DirectIndirectIndexedLong, WRAP_NONE, SBC) rOP16(F7M0, DirectIndirectIndexedLong, WRAP_NONE, SBC) rOPM (F7Slow, DirectIndirectIndexedLongSlow, WRAP_NONE, SBC) rOP8 (EDM1, Absolute, WRAP_NONE, SBC) rOP16(EDM0, Absolute, WRAP_NONE, SBC) rOPM (EDSlow, AbsoluteSlow, WRAP_NONE, SBC) rOP8 (FDM1X1, AbsoluteIndexedXX1, WRAP_NONE, SBC) rOP16(FDM0X1, AbsoluteIndexedXX1, WRAP_NONE, SBC) rOP8 (FDM1X0, AbsoluteIndexedXX0, WRAP_NONE, SBC) rOP16(FDM0X0, AbsoluteIndexedXX0, WRAP_NONE, SBC) rOPM (FDSlow, AbsoluteIndexedXSlow, WRAP_NONE, SBC) rOP8 (F9M1X1, AbsoluteIndexedYX1, WRAP_NONE, SBC) rOP16(F9M0X1, AbsoluteIndexedYX1, WRAP_NONE, SBC) rOP8 (F9M1X0, AbsoluteIndexedYX0, WRAP_NONE, SBC) rOP16(F9M0X0, AbsoluteIndexedYX0, WRAP_NONE, SBC) rOPM (F9Slow, AbsoluteIndexedYSlow, WRAP_NONE, SBC) rOP8 (EFM1, AbsoluteLong, WRAP_NONE, SBC) rOP16(EFM0, AbsoluteLong, WRAP_NONE, SBC) rOPM (EFSlow, AbsoluteLongSlow, WRAP_NONE, SBC) rOP8 (FFM1, AbsoluteLongIndexedX, WRAP_NONE, SBC) rOP16(FFM0, AbsoluteLongIndexedX, WRAP_NONE, SBC) rOPM (FFSlow, AbsoluteLongIndexedXSlow, WRAP_NONE, SBC) rOP8 (E3M1, StackRelative, WRAP_NONE, SBC) rOP16(E3M0, StackRelative, WRAP_NONE, SBC) rOPM (E3Slow, StackRelativeSlow, WRAP_NONE, SBC) rOP8 (F3M1, StackRelativeIndirectIndexed, WRAP_NONE, SBC) rOP16(F3M0, StackRelativeIndirectIndexed, WRAP_NONE, SBC) rOPM (F3Slow, StackRelativeIndirectIndexedSlow, WRAP_NONE, SBC) /* STA ********************************************************************* */ wOP8 (85M1, Direct, WRAP_BANK, STA) wOP16(85M0, Direct, WRAP_BANK, STA) wOPM (85Slow, DirectSlow, WRAP_BANK, STA) wOP8 (95E1, DirectIndexedXE1, WRAP_BANK, STA) wOP8 (95E0M1, DirectIndexedXE0, WRAP_BANK, STA) wOP16(95E0M0, DirectIndexedXE0, WRAP_BANK, STA) wOPM (95Slow, DirectIndexedXSlow, WRAP_BANK, STA) wOP8 (92E1, DirectIndirectE1, WRAP_NONE, STA) wOP8 (92E0M1, DirectIndirectE0, WRAP_NONE, STA) wOP16(92E0M0, DirectIndirectE0, WRAP_NONE, STA) wOPM (92Slow, DirectIndirectSlow, WRAP_NONE, STA) wOP8 (81E1, DirectIndexedIndirectE1, WRAP_NONE, STA) wOP8 (81E0M1, DirectIndexedIndirectE0, WRAP_NONE, STA) wOP16(81E0M0, DirectIndexedIndirectE0, WRAP_NONE, STA) wOPM (81Slow, DirectIndexedIndirectSlow, WRAP_NONE, STA) wOP8 (91E1, DirectIndirectIndexedE1, WRAP_NONE, STA) wOP8 (91E0M1X1, DirectIndirectIndexedE0X1, WRAP_NONE, STA) wOP16(91E0M0X1, DirectIndirectIndexedE0X1, WRAP_NONE, STA) wOP8 (91E0M1X0, DirectIndirectIndexedE0X0, WRAP_NONE, STA) wOP16(91E0M0X0, DirectIndirectIndexedE0X0, WRAP_NONE, STA) wOPM (91Slow, DirectIndirectIndexedSlow, WRAP_NONE, STA) wOP8 (87M1, DirectIndirectLong, WRAP_NONE, STA) wOP16(87M0, DirectIndirectLong, WRAP_NONE, STA) wOPM (87Slow, DirectIndirectLongSlow, WRAP_NONE, STA) wOP8 (97M1, DirectIndirectIndexedLong, WRAP_NONE, STA) wOP16(97M0, DirectIndirectIndexedLong, WRAP_NONE, STA) wOPM (97Slow, DirectIndirectIndexedLongSlow, WRAP_NONE, STA) wOP8 (8DM1, Absolute, WRAP_NONE, STA) wOP16(8DM0, Absolute, WRAP_NONE, STA) wOPM (8DSlow, AbsoluteSlow, WRAP_NONE, STA) wOP8 (9DM1X1, AbsoluteIndexedXX1, WRAP_NONE, STA) wOP16(9DM0X1, AbsoluteIndexedXX1, WRAP_NONE, STA) wOP8 (9DM1X0, AbsoluteIndexedXX0, WRAP_NONE, STA) wOP16(9DM0X0, AbsoluteIndexedXX0, WRAP_NONE, STA) wOPM (9DSlow, AbsoluteIndexedXSlow, WRAP_NONE, STA) wOP8 (99M1X1, AbsoluteIndexedYX1, WRAP_NONE, STA) wOP16(99M0X1, AbsoluteIndexedYX1, WRAP_NONE, STA) wOP8 (99M1X0, AbsoluteIndexedYX0, WRAP_NONE, STA) wOP16(99M0X0, AbsoluteIndexedYX0, WRAP_NONE, STA) wOPM (99Slow, AbsoluteIndexedYSlow, WRAP_NONE, STA) wOP8 (8FM1, AbsoluteLong, WRAP_NONE, STA) wOP16(8FM0, AbsoluteLong, WRAP_NONE, STA) wOPM (8FSlow, AbsoluteLongSlow, WRAP_NONE, STA) wOP8 (9FM1, AbsoluteLongIndexedX, WRAP_NONE, STA) wOP16(9FM0, AbsoluteLongIndexedX, WRAP_NONE, STA) wOPM (9FSlow, AbsoluteLongIndexedXSlow, WRAP_NONE, STA) wOP8 (83M1, StackRelative, WRAP_NONE, STA) wOP16(83M0, StackRelative, WRAP_NONE, STA) wOPM (83Slow, StackRelativeSlow, WRAP_NONE, STA) wOP8 (93M1, StackRelativeIndirectIndexed, WRAP_NONE, STA) wOP16(93M0, StackRelativeIndirectIndexed, WRAP_NONE, STA) wOPM (93Slow, StackRelativeIndirectIndexedSlow, WRAP_NONE, STA) /* STX ********************************************************************* */ wOP8 (86X1, Direct, WRAP_BANK, STX) wOP16(86X0, Direct, WRAP_BANK, STX) wOPX (86Slow, DirectSlow, WRAP_BANK, STX) wOP8 (96E1, DirectIndexedYE1, WRAP_BANK, STX) wOP8 (96E0X1, DirectIndexedYE0, WRAP_BANK, STX) wOP16(96E0X0, DirectIndexedYE0, WRAP_BANK, STX) wOPX (96Slow, DirectIndexedYSlow, WRAP_BANK, STX) wOP8 (8EX1, Absolute, WRAP_BANK, STX) wOP16(8EX0, Absolute, WRAP_BANK, STX) wOPX (8ESlow, AbsoluteSlow, WRAP_BANK, STX) /* STY ********************************************************************* */ wOP8 (84X1, Direct, WRAP_BANK, STY) wOP16(84X0, Direct, WRAP_BANK, STY) wOPX (84Slow, DirectSlow, WRAP_BANK, STY) wOP8 (94E1, DirectIndexedXE1, WRAP_BANK, STY) wOP8 (94E0X1, DirectIndexedXE0, WRAP_BANK, STY) wOP16(94E0X0, DirectIndexedXE0, WRAP_BANK, STY) wOPX (94Slow, DirectIndexedXSlow, WRAP_BANK, STY) wOP8 (8CX1, Absolute, WRAP_BANK, STY) wOP16(8CX0, Absolute, WRAP_BANK, STY) wOPX (8CSlow, AbsoluteSlow, WRAP_BANK, STY) /* STZ ********************************************************************* */ wOP8 (64M1, Direct, WRAP_BANK, STZ) wOP16(64M0, Direct, WRAP_BANK, STZ) wOPM (64Slow, DirectSlow, WRAP_BANK, STZ) wOP8 (74E1, DirectIndexedXE1, WRAP_BANK, STZ) wOP8 (74E0M1, DirectIndexedXE0, WRAP_BANK, STZ) wOP16(74E0M0, DirectIndexedXE0, WRAP_BANK, STZ) wOPM (74Slow, DirectIndexedXSlow, WRAP_BANK, STZ) wOP8 (9CM1, Absolute, WRAP_NONE, STZ) wOP16(9CM0, Absolute, WRAP_NONE, STZ) wOPM (9CSlow, AbsoluteSlow, WRAP_NONE, STZ) wOP8 (9EM1X1, AbsoluteIndexedXX1, WRAP_NONE, STZ) wOP16(9EM0X1, AbsoluteIndexedXX1, WRAP_NONE, STZ) wOP8 (9EM1X0, AbsoluteIndexedXX0, WRAP_NONE, STZ) wOP16(9EM0X0, AbsoluteIndexedXX0, WRAP_NONE, STZ) wOPM (9ESlow, AbsoluteIndexedXSlow, WRAP_NONE, STZ) /* TRB ********************************************************************* */ mOP8 (14M1, Direct, WRAP_BANK, TRB) mOP16(14M0, Direct, WRAP_BANK, TRB) mOPM (14Slow, DirectSlow, WRAP_BANK, TRB) mOP8 (1CM1, Absolute, WRAP_BANK, TRB) mOP16(1CM0, Absolute, WRAP_BANK, TRB) mOPM (1CSlow, AbsoluteSlow, WRAP_BANK, TRB) /* TSB ********************************************************************* */ mOP8 (04M1, Direct, WRAP_BANK, TSB) mOP16(04M0, Direct, WRAP_BANK, TSB) mOPM (04Slow, DirectSlow, WRAP_BANK, TSB) mOP8 (0CM1, Absolute, WRAP_BANK, TSB) mOP16(0CM0, Absolute, WRAP_BANK, TSB) mOPM (0CSlow, AbsoluteSlow, WRAP_BANK, TSB) /* Branch Instructions ***************************************************** */ // BCC bOP(90E0, Relative, !CheckCarry(), 0, 0) bOP(90E1, Relative, !CheckCarry(), 0, 1) bOP(90Slow, RelativeSlow, !CheckCarry(), 0, CheckEmulation()) // BCS bOP(B0E0, Relative, CheckCarry(), 0, 0) bOP(B0E1, Relative, CheckCarry(), 0, 1) bOP(B0Slow, RelativeSlow, CheckCarry(), 0, CheckEmulation()) // BEQ bOP(F0E0, Relative, CheckZero(), 2, 0) bOP(F0E1, Relative, CheckZero(), 2, 1) bOP(F0Slow, RelativeSlow, CheckZero(), 2, CheckEmulation()) // BMI bOP(30E0, Relative, CheckNegative(), 1, 0) bOP(30E1, Relative, CheckNegative(), 1, 1) bOP(30Slow, RelativeSlow, CheckNegative(), 1, CheckEmulation()) // BNE bOP(D0E0, Relative, !CheckZero(), 1, 0) bOP(D0E1, Relative, !CheckZero(), 1, 1) bOP(D0Slow, RelativeSlow, !CheckZero(), 1, CheckEmulation()) // BPL bOP(10E0, Relative, !CheckNegative(), 1, 0) bOP(10E1, Relative, !CheckNegative(), 1, 1) bOP(10Slow, RelativeSlow, !CheckNegative(), 1, CheckEmulation()) // BRA bOP(80E0, Relative, 1, X, 0) bOP(80E1, Relative, 1, X, 1) bOP(80Slow, RelativeSlow, 1, X, CheckEmulation()) // BVC bOP(50E0, Relative, !CheckOverflow(), 0, 0) bOP(50E1, Relative, !CheckOverflow(), 0, 1) bOP(50Slow, RelativeSlow, !CheckOverflow(), 0, CheckEmulation()) // BVS bOP(70E0, Relative, CheckOverflow(), 0, 0) bOP(70E1, Relative, CheckOverflow(), 0, 1) bOP(70Slow, RelativeSlow, CheckOverflow(), 0, CheckEmulation()) // BRL static void Op82 (void) { S9xSetPCBase(ICPU.ShiftedPB + RelativeLong(JUMP)); } static void Op82Slow (void) { S9xSetPCBase(ICPU.ShiftedPB + RelativeLongSlow(JUMP)); } /* Flag Instructions ******************************************************* */ // CLC static void Op18 (void) { ClearCarry(); AddCycles(ONE_CYCLE); } // SEC static void Op38 (void) { SetCarry(); AddCycles(ONE_CYCLE); } // CLD static void OpD8 (void) { ClearDecimal(); AddCycles(ONE_CYCLE); } // SED static void OpF8 (void) { SetDecimal(); AddCycles(ONE_CYCLE); #ifdef DEBUGGER missing.decimal_mode = 1; #endif } // CLI static void Op58 (void) { AddCycles(ONE_CYCLE); #ifndef SA1_OPCODES Timings.IRQFlagChanging |= IRQ_CLEAR_FLAG; #else ClearIRQ(); #endif } // SEI static void Op78 (void) { AddCycles(ONE_CYCLE); #ifndef SA1_OPCODES Timings.IRQFlagChanging |= IRQ_SET_FLAG; #else SetIRQ(); #endif } // CLV static void OpB8 (void) { ClearOverflow(); AddCycles(ONE_CYCLE); } /* DEX/DEY ***************************************************************** */ static void OpCAX1 (void) { AddCycles(ONE_CYCLE); Registers.XL--; SetZN(Registers.XL); } static void OpCAX0 (void) { AddCycles(ONE_CYCLE); Registers.X.W--; SetZN(Registers.X.W); } static void OpCASlow (void) { AddCycles(ONE_CYCLE); if (CheckIndex()) { Registers.XL--; SetZN(Registers.XL); } else { Registers.X.W--; SetZN(Registers.X.W); } } static void Op88X1 (void) { AddCycles(ONE_CYCLE); Registers.YL--; SetZN(Registers.YL); } static void Op88X0 (void) { AddCycles(ONE_CYCLE); Registers.Y.W--; SetZN(Registers.Y.W); } static void Op88Slow (void) { AddCycles(ONE_CYCLE); if (CheckIndex()) { Registers.YL--; SetZN(Registers.YL); } else { Registers.Y.W--; SetZN(Registers.Y.W); } } /* INX/INY ***************************************************************** */ static void OpE8X1 (void) { AddCycles(ONE_CYCLE); Registers.XL++; SetZN(Registers.XL); } static void OpE8X0 (void) { AddCycles(ONE_CYCLE); Registers.X.W++; SetZN(Registers.X.W); } static void OpE8Slow (void) { AddCycles(ONE_CYCLE); if (CheckIndex()) { Registers.XL++; SetZN(Registers.XL); } else { Registers.X.W++; SetZN(Registers.X.W); } } static void OpC8X1 (void) { AddCycles(ONE_CYCLE); Registers.YL++; SetZN(Registers.YL); } static void OpC8X0 (void) { AddCycles(ONE_CYCLE); Registers.Y.W++; SetZN(Registers.Y.W); } static void OpC8Slow (void) { AddCycles(ONE_CYCLE); if (CheckIndex()) { Registers.YL++; SetZN(Registers.YL); } else { Registers.Y.W++; SetZN(Registers.Y.W); } } /* NOP ********************************************************************* */ static void OpEA (void) { AddCycles(ONE_CYCLE); } /* PUSH Instructions ******************************************************* */ #define PushW(w) \ S9xSetWord(w, Registers.S.W - 1, WRAP_BANK, WRITE_10); \ Registers.S.W -= 2; #define PushWE(w) \ Registers.SL--; \ S9xSetWord(w, Registers.S.W, WRAP_PAGE, WRITE_10); \ Registers.SL--; #define PushB(b) \ S9xSetByte(b, Registers.S.W--); #define PushBE(b) \ S9xSetByte(b, Registers.S.W); \ Registers.SL--; // PEA static void OpF4E0 (void) { uint16 val = (uint16) Absolute(NONE); PushW(val); OpenBus = val & 0xff; } static void OpF4E1 (void) { // Note: PEA is a new instruction, // and so doesn't respect the emu-mode stack bounds. uint16 val = (uint16) Absolute(NONE); PushW(val); OpenBus = val & 0xff; Registers.SH = 1; } static void OpF4Slow (void) { uint16 val = (uint16) AbsoluteSlow(NONE); PushW(val); OpenBus = val & 0xff; if (CheckEmulation()) Registers.SH = 1; } // PEI static void OpD4E0 (void) { uint16 val = (uint16) DirectIndirectE0(NONE); PushW(val); OpenBus = val & 0xff; } static void OpD4E1 (void) { // Note: PEI is a new instruction, // and so doesn't respect the emu-mode stack bounds. uint16 val = (uint16) DirectIndirectE1(NONE); PushW(val); OpenBus = val & 0xff; Registers.SH = 1; } static void OpD4Slow (void) { uint16 val = (uint16) DirectIndirectSlow(NONE); PushW(val); OpenBus = val & 0xff; if (CheckEmulation()) Registers.SH = 1; } // PER static void Op62E0 (void) { uint16 val = (uint16) RelativeLong(NONE); PushW(val); OpenBus = val & 0xff; } static void Op62E1 (void) { // Note: PER is a new instruction, // and so doesn't respect the emu-mode stack bounds. uint16 val = (uint16) RelativeLong(NONE); PushW(val); OpenBus = val & 0xff; Registers.SH = 1; } static void Op62Slow (void) { uint16 val = (uint16) RelativeLongSlow(NONE); PushW(val); OpenBus = val & 0xff; if (CheckEmulation()) Registers.SH = 1; } // PHA static void Op48E1 (void) { AddCycles(ONE_CYCLE); PushBE(Registers.AL); OpenBus = Registers.AL; } static void Op48E0M1 (void) { AddCycles(ONE_CYCLE); PushB(Registers.AL); OpenBus = Registers.AL; } static void Op48E0M0 (void) { AddCycles(ONE_CYCLE); PushW(Registers.A.W); OpenBus = Registers.AL; } static void Op48Slow (void) { AddCycles(ONE_CYCLE); if (CheckEmulation()) { PushBE(Registers.AL); } else if (CheckMemory()) { PushB(Registers.AL); } else { PushW(Registers.A.W); } OpenBus = Registers.AL; } // PHB static void Op8BE1 (void) { AddCycles(ONE_CYCLE); PushBE(Registers.DB); OpenBus = Registers.DB; } static void Op8BE0 (void) { AddCycles(ONE_CYCLE); PushB(Registers.DB); OpenBus = Registers.DB; } static void Op8BSlow (void) { AddCycles(ONE_CYCLE); if (CheckEmulation()) { PushBE(Registers.DB); } else { PushB(Registers.DB); } OpenBus = Registers.DB; } // PHD static void Op0BE0 (void) { AddCycles(ONE_CYCLE); PushW(Registers.D.W); OpenBus = Registers.DL; } static void Op0BE1 (void) { // Note: PHD is a new instruction, // and so doesn't respect the emu-mode stack bounds. AddCycles(ONE_CYCLE); PushW(Registers.D.W); OpenBus = Registers.DL; Registers.SH = 1; } static void Op0BSlow (void) { AddCycles(ONE_CYCLE); PushW(Registers.D.W); OpenBus = Registers.DL; if (CheckEmulation()) Registers.SH = 1; } // PHK static void Op4BE1 (void) { AddCycles(ONE_CYCLE); PushBE(Registers.PB); OpenBus = Registers.PB; } static void Op4BE0 (void) { AddCycles(ONE_CYCLE); PushB(Registers.PB); OpenBus = Registers.PB; } static void Op4BSlow (void) { AddCycles(ONE_CYCLE); if (CheckEmulation()) { PushBE(Registers.PB); } else { PushB(Registers.PB); } OpenBus = Registers.PB; } // PHP static void Op08E0 (void) { S9xPackStatus(); AddCycles(ONE_CYCLE); PushB(Registers.PL); OpenBus = Registers.PL; } static void Op08E1 (void) { S9xPackStatus(); AddCycles(ONE_CYCLE); PushBE(Registers.PL); OpenBus = Registers.PL; } static void Op08Slow (void) { S9xPackStatus(); AddCycles(ONE_CYCLE); if (CheckEmulation()) { PushBE(Registers.PL); } else { PushB(Registers.PL); } OpenBus = Registers.PL; } // PHX static void OpDAE1 (void) { AddCycles(ONE_CYCLE); PushBE(Registers.XL); OpenBus = Registers.XL; } static void OpDAE0X1 (void) { AddCycles(ONE_CYCLE); PushB(Registers.XL); OpenBus = Registers.XL; } static void OpDAE0X0 (void) { AddCycles(ONE_CYCLE); PushW(Registers.X.W); OpenBus = Registers.XL; } static void OpDASlow (void) { AddCycles(ONE_CYCLE); if (CheckEmulation()) { PushBE(Registers.XL); } else if (CheckIndex()) { PushB(Registers.XL); } else { PushW(Registers.X.W); } OpenBus = Registers.XL; } // PHY static void Op5AE1 (void) { AddCycles(ONE_CYCLE); PushBE(Registers.YL); OpenBus = Registers.YL; } static void Op5AE0X1 (void) { AddCycles(ONE_CYCLE); PushB(Registers.YL); OpenBus = Registers.YL; } static void Op5AE0X0 (void) { AddCycles(ONE_CYCLE); PushW(Registers.Y.W); OpenBus = Registers.YL; } static void Op5ASlow (void) { AddCycles(ONE_CYCLE); if (CheckEmulation()) { PushBE(Registers.YL); } else if (CheckIndex()) { PushB(Registers.YL); } else { PushW(Registers.Y.W); } OpenBus = Registers.YL; } /* PULL Instructions ******************************************************* */ #define PullW(w) \ w = S9xGetWord(Registers.S.W + 1, WRAP_BANK); \ Registers.S.W += 2; #define PullWE(w) \ Registers.SL++; \ w = S9xGetWord(Registers.S.W, WRAP_PAGE); \ Registers.SL++; #define PullB(b) \ b = S9xGetByte(++Registers.S.W); #define PullBE(b) \ Registers.SL++; \ b = S9xGetByte(Registers.S.W); // PLA static void Op68E1 (void) { AddCycles(TWO_CYCLES); PullBE(Registers.AL); SetZN(Registers.AL); OpenBus = Registers.AL; } static void Op68E0M1 (void) { AddCycles(TWO_CYCLES); PullB(Registers.AL); SetZN(Registers.AL); OpenBus = Registers.AL; } static void Op68E0M0 (void) { AddCycles(TWO_CYCLES); PullW(Registers.A.W); SetZN(Registers.A.W); OpenBus = Registers.AH; } static void Op68Slow (void) { AddCycles(TWO_CYCLES); if (CheckEmulation()) { PullBE(Registers.AL); SetZN(Registers.AL); OpenBus = Registers.AL; } else if (CheckMemory()) { PullB(Registers.AL); SetZN(Registers.AL); OpenBus = Registers.AL; } else { PullW(Registers.A.W); SetZN(Registers.A.W); OpenBus = Registers.AH; } } // PLB static void OpABE1 (void) { AddCycles(TWO_CYCLES); PullBE(Registers.DB); SetZN(Registers.DB); ICPU.ShiftedDB = Registers.DB << 16; OpenBus = Registers.DB; } static void OpABE0 (void) { AddCycles(TWO_CYCLES); PullB(Registers.DB); SetZN(Registers.DB); ICPU.ShiftedDB = Registers.DB << 16; OpenBus = Registers.DB; } static void OpABSlow (void) { AddCycles(TWO_CYCLES); if (CheckEmulation()) { PullBE(Registers.DB); } else { PullB(Registers.DB); } SetZN(Registers.DB); ICPU.ShiftedDB = Registers.DB << 16; OpenBus = Registers.DB; } // PLD static void Op2BE0 (void) { AddCycles(TWO_CYCLES); PullW(Registers.D.W); SetZN(Registers.D.W); OpenBus = Registers.DH; } static void Op2BE1 (void) { // Note: PLD is a new instruction, // and so doesn't respect the emu-mode stack bounds. AddCycles(TWO_CYCLES); PullW(Registers.D.W); SetZN(Registers.D.W); OpenBus = Registers.DH; Registers.SH = 1; } static void Op2BSlow (void) { AddCycles(TWO_CYCLES); PullW(Registers.D.W); SetZN(Registers.D.W); OpenBus = Registers.DH; if (CheckEmulation()) Registers.SH = 1; } // PLP static void Op28E1 (void) { AddCycles(TWO_CYCLES); PullBE(Registers.PL); OpenBus = Registers.PL; SetFlags(MemoryFlag | IndexFlag); S9xUnpackStatus(); S9xFixCycles(); CHECK_FOR_IRQ(); } static void Op28E0 (void) { AddCycles(TWO_CYCLES); PullB(Registers.PL); OpenBus = Registers.PL; S9xUnpackStatus(); if (CheckIndex()) { Registers.XH = 0; Registers.YH = 0; } S9xFixCycles(); CHECK_FOR_IRQ(); } static void Op28Slow (void) { AddCycles(TWO_CYCLES); if (CheckEmulation()) { PullBE(Registers.PL); OpenBus = Registers.PL; SetFlags(MemoryFlag | IndexFlag); } else { PullB(Registers.PL); OpenBus = Registers.PL; } S9xUnpackStatus(); if (CheckIndex()) { Registers.XH = 0; Registers.YH = 0; } S9xFixCycles(); CHECK_FOR_IRQ(); } // PLX static void OpFAE1 (void) { AddCycles(TWO_CYCLES); PullBE(Registers.XL); SetZN(Registers.XL); OpenBus = Registers.XL; } static void OpFAE0X1 (void) { AddCycles(TWO_CYCLES); PullB(Registers.XL); SetZN(Registers.XL); OpenBus = Registers.XL; } static void OpFAE0X0 (void) { AddCycles(TWO_CYCLES); PullW(Registers.X.W); SetZN(Registers.X.W); OpenBus = Registers.XH; } static void OpFASlow (void) { AddCycles(TWO_CYCLES); if (CheckEmulation()) { PullBE(Registers.XL); SetZN(Registers.XL); OpenBus = Registers.XL; } else if (CheckIndex()) { PullB(Registers.XL); SetZN(Registers.XL); OpenBus = Registers.XL; } else { PullW(Registers.X.W); SetZN(Registers.X.W); OpenBus = Registers.XH; } } // PLY static void Op7AE1 (void) { AddCycles(TWO_CYCLES); PullBE(Registers.YL); SetZN(Registers.YL); OpenBus = Registers.YL; } static void Op7AE0X1 (void) { AddCycles(TWO_CYCLES); PullB(Registers.YL); SetZN(Registers.YL); OpenBus = Registers.YL; } static void Op7AE0X0 (void) { AddCycles(TWO_CYCLES); PullW(Registers.Y.W); SetZN(Registers.Y.W); OpenBus = Registers.YH; } static void Op7ASlow (void) { AddCycles(TWO_CYCLES); if (CheckEmulation()) { PullBE(Registers.YL); SetZN(Registers.YL); OpenBus = Registers.YL; } else if (CheckIndex()) { PullB(Registers.YL); SetZN(Registers.YL); OpenBus = Registers.YL; } else { PullW(Registers.Y.W); SetZN(Registers.Y.W); OpenBus = Registers.YH; } } /* Transfer Instructions *************************************************** */ // TAX static void OpAAX1 (void) { AddCycles(ONE_CYCLE); Registers.XL = Registers.AL; SetZN(Registers.XL); } static void OpAAX0 (void) { AddCycles(ONE_CYCLE); Registers.X.W = Registers.A.W; SetZN(Registers.X.W); } static void OpAASlow (void) { AddCycles(ONE_CYCLE); if (CheckIndex()) { Registers.XL = Registers.AL; SetZN(Registers.XL); } else { Registers.X.W = Registers.A.W; SetZN(Registers.X.W); } } // TAY static void OpA8X1 (void) { AddCycles(ONE_CYCLE); Registers.YL = Registers.AL; SetZN(Registers.YL); } static void OpA8X0 (void) { AddCycles(ONE_CYCLE); Registers.Y.W = Registers.A.W; SetZN(Registers.Y.W); } static void OpA8Slow (void) { AddCycles(ONE_CYCLE); if (CheckIndex()) { Registers.YL = Registers.AL; SetZN(Registers.YL); } else { Registers.Y.W = Registers.A.W; SetZN(Registers.Y.W); } } // TCD static void Op5B (void) { AddCycles(ONE_CYCLE); Registers.D.W = Registers.A.W; SetZN(Registers.D.W); } // TCS static void Op1B (void) { AddCycles(ONE_CYCLE); Registers.S.W = Registers.A.W; if (CheckEmulation()) Registers.SH = 1; } // TDC static void Op7B (void) { AddCycles(ONE_CYCLE); Registers.A.W = Registers.D.W; SetZN(Registers.A.W); } // TSC static void Op3B (void) { AddCycles(ONE_CYCLE); Registers.A.W = Registers.S.W; SetZN(Registers.A.W); } // TSX static void OpBAX1 (void) { AddCycles(ONE_CYCLE); Registers.XL = Registers.SL; SetZN(Registers.XL); } static void OpBAX0 (void) { AddCycles(ONE_CYCLE); Registers.X.W = Registers.S.W; SetZN(Registers.X.W); } static void OpBASlow (void) { AddCycles(ONE_CYCLE); if (CheckIndex()) { Registers.XL = Registers.SL; SetZN(Registers.XL); } else { Registers.X.W = Registers.S.W; SetZN(Registers.X.W); } } // TXA static void Op8AM1 (void) { AddCycles(ONE_CYCLE); Registers.AL = Registers.XL; SetZN(Registers.AL); } static void Op8AM0 (void) { AddCycles(ONE_CYCLE); Registers.A.W = Registers.X.W; SetZN(Registers.A.W); } static void Op8ASlow (void) { AddCycles(ONE_CYCLE); if (CheckMemory()) { Registers.AL = Registers.XL; SetZN(Registers.AL); } else { Registers.A.W = Registers.X.W; SetZN(Registers.A.W); } } // TXS static void Op9A (void) { AddCycles(ONE_CYCLE); Registers.S.W = Registers.X.W; if (CheckEmulation()) Registers.SH = 1; } // TXY static void Op9BX1 (void) { AddCycles(ONE_CYCLE); Registers.YL = Registers.XL; SetZN(Registers.YL); } static void Op9BX0 (void) { AddCycles(ONE_CYCLE); Registers.Y.W = Registers.X.W; SetZN(Registers.Y.W); } static void Op9BSlow (void) { AddCycles(ONE_CYCLE); if (CheckIndex()) { Registers.YL = Registers.XL; SetZN(Registers.YL); } else { Registers.Y.W = Registers.X.W; SetZN(Registers.Y.W); } } // TYA static void Op98M1 (void) { AddCycles(ONE_CYCLE); Registers.AL = Registers.YL; SetZN(Registers.AL); } static void Op98M0 (void) { AddCycles(ONE_CYCLE); Registers.A.W = Registers.Y.W; SetZN(Registers.A.W); } static void Op98Slow (void) { AddCycles(ONE_CYCLE); if (CheckMemory()) { Registers.AL = Registers.YL; SetZN(Registers.AL); } else { Registers.A.W = Registers.Y.W; SetZN(Registers.A.W); } } // TYX static void OpBBX1 (void) { AddCycles(ONE_CYCLE); Registers.XL = Registers.YL; SetZN(Registers.XL); } static void OpBBX0 (void) { AddCycles(ONE_CYCLE); Registers.X.W = Registers.Y.W; SetZN(Registers.X.W); } static void OpBBSlow (void) { AddCycles(ONE_CYCLE); if (CheckIndex()) { Registers.XL = Registers.YL; SetZN(Registers.XL); } else { Registers.X.W = Registers.Y.W; SetZN(Registers.X.W); } } /* XCE ********************************************************************* */ static void OpFB (void) { AddCycles(ONE_CYCLE); uint8 A1 = ICPU._Carry; uint8 A2 = Registers.PH; ICPU._Carry = A2 & 1; Registers.PH = A1; if (CheckEmulation()) { SetFlags(MemoryFlag | IndexFlag); Registers.SH = 1; #ifdef DEBUGGER missing.emulate6502 = 1; #endif } if (CheckIndex()) { Registers.XH = 0; Registers.YH = 0; } S9xFixCycles(); } /* BRK ********************************************************************* */ static void Op00 (void) { #ifdef DEBUGGER if (CPU.Flags & TRACE_FLAG) S9xTraceMessage("*** BRK"); #endif AddCycles(CPU.MemSpeed); uint16 addr; if (!CheckEmulation()) { PushB(Registers.PB); PushW(Registers.PCw + 1); S9xPackStatus(); PushB(Registers.PL); OpenBus = Registers.PL; ClearDecimal(); SetIRQ(); addr = S9xGetWord(0xFFE6); } else { PushWE(Registers.PCw + 1); S9xPackStatus(); PushBE(Registers.PL); OpenBus = Registers.PL; ClearDecimal(); SetIRQ(); addr = S9xGetWord(0xFFFE); } S9xSetPCBase(addr); OpenBus = addr >> 8; } /* IRQ ********************************************************************* */ void S9xOpcode_IRQ (void) { #ifdef DEBUGGER if (CPU.Flags & TRACE_FLAG) #ifdef SA1_OPCODES S9xTraceMessage("*** SA1 IRQ"); #else S9xTraceMessage("*** IRQ"); #endif #endif // IRQ and NMI do an opcode fetch as their first "IO" cycle. AddCycles(CPU.MemSpeed + ONE_CYCLE); if (!CheckEmulation()) { PushB(Registers.PB); PushW(Registers.PCw); S9xPackStatus(); PushB(Registers.PL); OpenBus = Registers.PL; ClearDecimal(); SetIRQ(); #ifdef SA1_OPCODES OpenBus = Memory.FillRAM[0x2208]; AddCycles(2 * ONE_CYCLE); S9xSA1SetPCBase(Memory.FillRAM[0x2207] | (Memory.FillRAM[0x2208] << 8)); #else if (Settings.SA1 && (Memory.FillRAM[0x2209] & 0x40)) { OpenBus = Memory.FillRAM[0x220f]; AddCycles(2 * ONE_CYCLE); S9xSetPCBase(Memory.FillRAM[0x220e] | (Memory.FillRAM[0x220f] << 8)); } else { uint16 addr = S9xGetWord(0xFFEE); OpenBus = addr >> 8; S9xSetPCBase(addr); } #endif } else { PushWE(Registers.PCw); S9xPackStatus(); PushBE(Registers.PL); OpenBus = Registers.PL; ClearDecimal(); SetIRQ(); #ifdef SA1_OPCODES OpenBus = Memory.FillRAM[0x2208]; AddCycles(2 * ONE_CYCLE); S9xSA1SetPCBase(Memory.FillRAM[0x2207] | (Memory.FillRAM[0x2208] << 8)); #else if (Settings.SA1 && (Memory.FillRAM[0x2209] & 0x40)) { OpenBus = Memory.FillRAM[0x220f]; AddCycles(2 * ONE_CYCLE); S9xSetPCBase(Memory.FillRAM[0x220e] | (Memory.FillRAM[0x220f] << 8)); } else { uint16 addr = S9xGetWord(0xFFFE); OpenBus = addr >> 8; S9xSetPCBase(addr); } #endif } } /* NMI ********************************************************************* */ void S9xOpcode_NMI (void) { #ifdef DEBUGGER if (CPU.Flags & TRACE_FLAG) #ifdef SA1_OPCODES S9xTraceMessage("*** SA1 NMI"); #else S9xTraceMessage("*** NMI"); #endif #endif // IRQ and NMI do an opcode fetch as their first "IO" cycle. AddCycles(CPU.MemSpeed + ONE_CYCLE); if (!CheckEmulation()) { PushB(Registers.PB); PushW(Registers.PCw); S9xPackStatus(); PushB(Registers.PL); OpenBus = Registers.PL; ClearDecimal(); SetIRQ(); #ifdef SA1_OPCODES OpenBus = Memory.FillRAM[0x2206]; AddCycles(2 * ONE_CYCLE); S9xSA1SetPCBase(Memory.FillRAM[0x2205] | (Memory.FillRAM[0x2206] << 8)); #else if (Settings.SA1 && (Memory.FillRAM[0x2209] & 0x10)) { OpenBus = Memory.FillRAM[0x220d]; AddCycles(2 * ONE_CYCLE); S9xSetPCBase(Memory.FillRAM[0x220c] | (Memory.FillRAM[0x220d] << 8)); } else { uint16 addr = S9xGetWord(0xFFEA); OpenBus = addr >> 8; S9xSetPCBase(addr); } #endif } else { PushWE(Registers.PCw); S9xPackStatus(); PushBE(Registers.PL); OpenBus = Registers.PL; ClearDecimal(); SetIRQ(); #ifdef SA1_OPCODES OpenBus = Memory.FillRAM[0x2206]; AddCycles(2 * ONE_CYCLE); S9xSA1SetPCBase(Memory.FillRAM[0x2205] | (Memory.FillRAM[0x2206] << 8)); #else if (Settings.SA1 && (Memory.FillRAM[0x2209] & 0x10)) { OpenBus = Memory.FillRAM[0x220d]; AddCycles(2 * ONE_CYCLE); S9xSetPCBase(Memory.FillRAM[0x220c] | (Memory.FillRAM[0x220d] << 8)); } else { uint16 addr = S9xGetWord(0xFFFA); OpenBus = addr >> 8; S9xSetPCBase(addr); } #endif } } /* COP ********************************************************************* */ static void Op02 (void) { #ifdef DEBUGGER if (CPU.Flags & TRACE_FLAG) S9xTraceMessage("*** COP"); #endif AddCycles(CPU.MemSpeed); uint16 addr; if (!CheckEmulation()) { PushB(Registers.PB); PushW(Registers.PCw + 1); S9xPackStatus(); PushB(Registers.PL); OpenBus = Registers.PL; ClearDecimal(); SetIRQ(); addr = S9xGetWord(0xFFE4); } else { PushWE(Registers.PCw + 1); S9xPackStatus(); PushBE(Registers.PL); OpenBus = Registers.PL; ClearDecimal(); SetIRQ(); addr = S9xGetWord(0xFFF4); } S9xSetPCBase(addr); OpenBus = addr >> 8; } /* JML ********************************************************************* */ static void OpDC (void) { S9xSetPCBase(AbsoluteIndirectLong(JUMP)); #ifdef SA1_OPCODES AddCycles(ONE_CYCLE); #endif } static void OpDCSlow (void) { S9xSetPCBase(AbsoluteIndirectLongSlow(JUMP)); #ifdef SA1_OPCODES AddCycles(ONE_CYCLE); #endif } static void Op5C (void) { S9xSetPCBase(AbsoluteLong(JUMP)); #ifdef SA1_OPCODES AddCycles(ONE_CYCLE); #endif } static void Op5CSlow (void) { S9xSetPCBase(AbsoluteLongSlow(JUMP)); #ifdef SA1_OPCODES AddCycles(ONE_CYCLE); #endif } /* JMP ********************************************************************* */ static void Op4C (void) { S9xSetPCBase(ICPU.ShiftedPB + ((uint16) Absolute(JUMP))); } static void Op4CSlow (void) { S9xSetPCBase(ICPU.ShiftedPB + ((uint16) AbsoluteSlow(JUMP))); } static void Op6C (void) { S9xSetPCBase(ICPU.ShiftedPB + ((uint16) AbsoluteIndirect(JUMP))); } static void Op6CSlow (void) { S9xSetPCBase(ICPU.ShiftedPB + ((uint16) AbsoluteIndirectSlow(JUMP))); } static void Op7C (void) { S9xSetPCBase(ICPU.ShiftedPB + ((uint16) AbsoluteIndexedIndirect(JUMP))); } static void Op7CSlow (void) { S9xSetPCBase(ICPU.ShiftedPB + ((uint16) AbsoluteIndexedIndirectSlow(JUMP))); } /* JSL/RTL ***************************************************************** */ static void Op22E1 (void) { // Note: JSL is a new instruction, // and so doesn't respect the emu-mode stack bounds. uint32 addr = AbsoluteLong(JSR); PushB(Registers.PB); PushW(Registers.PCw - 1); Registers.SH = 1; S9xSetPCBase(addr); } static void Op22E0 (void) { uint32 addr = AbsoluteLong(JSR); PushB(Registers.PB); PushW(Registers.PCw - 1); S9xSetPCBase(addr); } static void Op22Slow (void) { uint32 addr = AbsoluteLongSlow(JSR); PushB(Registers.PB); PushW(Registers.PCw - 1); if (CheckEmulation()) Registers.SH = 1; S9xSetPCBase(addr); } static void Op6BE1 (void) { // Note: RTL is a new instruction, // and so doesn't respect the emu-mode stack bounds. AddCycles(TWO_CYCLES); PullW(Registers.PCw); PullB(Registers.PB); Registers.SH = 1; Registers.PCw++; S9xSetPCBase(Registers.PBPC); } static void Op6BE0 (void) { AddCycles(TWO_CYCLES); PullW(Registers.PCw); PullB(Registers.PB); Registers.PCw++; S9xSetPCBase(Registers.PBPC); } static void Op6BSlow (void) { AddCycles(TWO_CYCLES); PullW(Registers.PCw); PullB(Registers.PB); if (CheckEmulation()) Registers.SH = 1; Registers.PCw++; S9xSetPCBase(Registers.PBPC); } /* JSR/RTS ***************************************************************** */ static void Op20E1 (void) { uint16 addr = Absolute(JSR); AddCycles(ONE_CYCLE); PushWE(Registers.PCw - 1); S9xSetPCBase(ICPU.ShiftedPB + addr); } static void Op20E0 (void) { uint16 addr = Absolute(JSR); AddCycles(ONE_CYCLE); PushW(Registers.PCw - 1); S9xSetPCBase(ICPU.ShiftedPB + addr); } static void Op20Slow (void) { uint16 addr = AbsoluteSlow(JSR); AddCycles(ONE_CYCLE); if (CheckEmulation()) { PushWE(Registers.PCw - 1); } else { PushW(Registers.PCw - 1); } S9xSetPCBase(ICPU.ShiftedPB + addr); } static void OpFCE1 (void) { // Note: JSR (a,X) is a new instruction, // and so doesn't respect the emu-mode stack bounds. uint16 addr = AbsoluteIndexedIndirect(JSR); PushW(Registers.PCw - 1); Registers.SH = 1; S9xSetPCBase(ICPU.ShiftedPB + addr); } static void OpFCE0 (void) { uint16 addr = AbsoluteIndexedIndirect(JSR); PushW(Registers.PCw - 1); S9xSetPCBase(ICPU.ShiftedPB + addr); } static void OpFCSlow (void) { uint16 addr = AbsoluteIndexedIndirectSlow(JSR); PushW(Registers.PCw - 1); if (CheckEmulation()) Registers.SH = 1; S9xSetPCBase(ICPU.ShiftedPB + addr); } static void Op60E1 (void) { AddCycles(TWO_CYCLES); PullWE(Registers.PCw); AddCycles(ONE_CYCLE); Registers.PCw++; S9xSetPCBase(Registers.PBPC); } static void Op60E0 (void) { AddCycles(TWO_CYCLES); PullW(Registers.PCw); AddCycles(ONE_CYCLE); Registers.PCw++; S9xSetPCBase(Registers.PBPC); } static void Op60Slow (void) { AddCycles(TWO_CYCLES); if (CheckEmulation()) { PullWE(Registers.PCw); } else { PullW(Registers.PCw); } AddCycles(ONE_CYCLE); Registers.PCw++; S9xSetPCBase(Registers.PBPC); } /* MVN/MVP ***************************************************************** */ static void Op54X1 (void) { uint32 SrcBank; Registers.DB = Immediate8(NONE); ICPU.ShiftedDB = Registers.DB << 16; OpenBus = SrcBank = Immediate8(NONE); S9xSetByte(OpenBus = S9xGetByte((SrcBank << 16) + Registers.X.W), ICPU.ShiftedDB + Registers.Y.W); Registers.XL++; Registers.YL++; Registers.A.W--; if (Registers.A.W != 0xffff) Registers.PCw -= 3; AddCycles(TWO_CYCLES); } static void Op54X0 (void) { uint32 SrcBank; Registers.DB = Immediate8(NONE); ICPU.ShiftedDB = Registers.DB << 16; OpenBus = SrcBank = Immediate8(NONE); S9xSetByte(OpenBus = S9xGetByte((SrcBank << 16) + Registers.X.W), ICPU.ShiftedDB + Registers.Y.W); Registers.X.W++; Registers.Y.W++; Registers.A.W--; if (Registers.A.W != 0xffff) Registers.PCw -= 3; AddCycles(TWO_CYCLES); } static void Op54Slow (void) { uint32 SrcBank; OpenBus = Registers.DB = Immediate8Slow(NONE); ICPU.ShiftedDB = Registers.DB << 16; OpenBus = SrcBank = Immediate8Slow(NONE); S9xSetByte(OpenBus = S9xGetByte((SrcBank << 16) + Registers.X.W), ICPU.ShiftedDB + Registers.Y.W); if (CheckIndex()) { Registers.XL++; Registers.YL++; } else { Registers.X.W++; Registers.Y.W++; } Registers.A.W--; if (Registers.A.W != 0xffff) Registers.PCw -= 3; AddCycles(TWO_CYCLES); } static void Op44X1 (void) { uint32 SrcBank; Registers.DB = Immediate8(NONE); ICPU.ShiftedDB = Registers.DB << 16; OpenBus = SrcBank = Immediate8(NONE); S9xSetByte(OpenBus = S9xGetByte((SrcBank << 16) + Registers.X.W), ICPU.ShiftedDB + Registers.Y.W); Registers.XL--; Registers.YL--; Registers.A.W--; if (Registers.A.W != 0xffff) Registers.PCw -= 3; AddCycles(TWO_CYCLES); } static void Op44X0 (void) { uint32 SrcBank; Registers.DB = Immediate8(NONE); ICPU.ShiftedDB = Registers.DB << 16; OpenBus = SrcBank = Immediate8(NONE); S9xSetByte(OpenBus = S9xGetByte((SrcBank << 16) + Registers.X.W), ICPU.ShiftedDB + Registers.Y.W); Registers.X.W--; Registers.Y.W--; Registers.A.W--; if (Registers.A.W != 0xffff) Registers.PCw -= 3; AddCycles(TWO_CYCLES); } static void Op44Slow (void) { uint32 SrcBank; OpenBus = Registers.DB = Immediate8Slow(NONE); ICPU.ShiftedDB = Registers.DB << 16; OpenBus = SrcBank = Immediate8Slow(NONE); S9xSetByte(OpenBus = S9xGetByte((SrcBank << 16) + Registers.X.W), ICPU.ShiftedDB + Registers.Y.W); if (CheckIndex()) { Registers.XL--; Registers.YL--; } else { Registers.X.W--; Registers.Y.W--; } Registers.A.W--; if (Registers.A.W != 0xffff) Registers.PCw -= 3; AddCycles(TWO_CYCLES); } /* REP/SEP ***************************************************************** */ static void OpC2 (void) { uint8 Work8 = ~Immediate8(READ); Registers.PL &= Work8; ICPU._Carry &= Work8; ICPU._Overflow &= (Work8 >> 6); ICPU._Negative &= Work8; ICPU._Zero |= ~Work8 & Zero; AddCycles(ONE_CYCLE); if (CheckEmulation()) { SetFlags(MemoryFlag | IndexFlag); #ifdef DEBUGGER missing.emulate6502 = 1; #endif } if (CheckIndex()) { Registers.XH = 0; Registers.YH = 0; } S9xFixCycles(); CHECK_FOR_IRQ(); } static void OpC2Slow (void) { uint8 Work8 = ~Immediate8Slow(READ); Registers.PL &= Work8; ICPU._Carry &= Work8; ICPU._Overflow &= (Work8 >> 6); ICPU._Negative &= Work8; ICPU._Zero |= ~Work8 & Zero; AddCycles(ONE_CYCLE); if (CheckEmulation()) { SetFlags(MemoryFlag | IndexFlag); #ifdef DEBUGGER missing.emulate6502 = 1; #endif } if (CheckIndex()) { Registers.XH = 0; Registers.YH = 0; } S9xFixCycles(); CHECK_FOR_IRQ(); } static void OpE2 (void) { uint8 Work8 = Immediate8(READ); Registers.PL |= Work8; ICPU._Carry |= Work8 & 1; ICPU._Overflow |= (Work8 >> 6) & 1; ICPU._Negative |= Work8; if (Work8 & Zero) ICPU._Zero = 0; AddCycles(ONE_CYCLE); if (CheckEmulation()) { SetFlags(MemoryFlag | IndexFlag); #ifdef DEBUGGER missing.emulate6502 = 1; #endif } if (CheckIndex()) { Registers.XH = 0; Registers.YH = 0; } S9xFixCycles(); } static void OpE2Slow (void) { uint8 Work8 = Immediate8Slow(READ); Registers.PL |= Work8; ICPU._Carry |= Work8 & 1; ICPU._Overflow |= (Work8 >> 6) & 1; ICPU._Negative |= Work8; if (Work8 & Zero) ICPU._Zero = 0; AddCycles(ONE_CYCLE); if (CheckEmulation()) { SetFlags(MemoryFlag | IndexFlag); #ifdef DEBUGGER missing.emulate6502 = 1; #endif } if (CheckIndex()) { Registers.XH = 0; Registers.YH = 0; } S9xFixCycles(); } /* XBA ********************************************************************* */ static void OpEB (void) { uint8 Work8 = Registers.AL; Registers.AL = Registers.AH; Registers.AH = Work8; SetZN(Registers.AL); AddCycles(TWO_CYCLES); } /* RTI ********************************************************************* */ static void Op40Slow (void) { AddCycles(TWO_CYCLES); if (!CheckEmulation()) { PullB(Registers.PL); S9xUnpackStatus(); PullW(Registers.PCw); PullB(Registers.PB); OpenBus = Registers.PB; ICPU.ShiftedPB = Registers.PB << 16; } else { PullBE(Registers.PL); S9xUnpackStatus(); PullWE(Registers.PCw); OpenBus = Registers.PCh; SetFlags(MemoryFlag | IndexFlag); #ifdef DEBUGGER missing.emulate6502 = 1; #endif } S9xSetPCBase(Registers.PBPC); if (CheckIndex()) { Registers.XH = 0; Registers.YH = 0; } S9xFixCycles(); CHECK_FOR_IRQ(); } /* STP/WAI ***************************************************************** */ // WAI static void OpCB (void) { #ifdef SA1_OPCODES SA1.WaitingForInterrupt = TRUE; Registers.PCw--; AddCycles(TWO_CYCLES); #else CPU.WaitingForInterrupt = TRUE; Registers.PCw--; AddCycles(ONE_CYCLE); #endif } // STP static void OpDB (void) { Registers.PCw--; CPU.Flags |= DEBUG_MODE_FLAG | HALTED_FLAG; } /* WDM (Reserved S9xOpcode) ************************************************ */ #ifdef DEBUGGER extern FILE *trace, *trace2; #endif static void Op42 (void) { #ifdef DEBUGGER uint8 byte = (uint8) S9xGetWord(Registers.PBPC); #else S9xGetWord(Registers.PBPC); #endif Registers.PCw++; #ifdef DEBUGGER // Hey, let's use this to trigger debug modes. switch (byte) { case 0xdb: // "STP" = Enter debug mode CPU.Flags |= DEBUG_MODE_FLAG; break; #ifndef SA1_OPCODES case 0xe2: // "SEP" = Trace on if (!(CPU.Flags & TRACE_FLAG)) { char buf[25]; CPU.Flags |= TRACE_FLAG; snprintf(buf, 25, "WDM trace on at $%02X:%04X", Registers.PB, Registers.PCw); S9xMessage(S9X_DEBUG, S9X_DEBUG_OUTPUT, buf); if (trace != NULL) fclose(trace); ENSURE_TRACE_OPEN(trace, "WDMtrace.log", "ab") } break; case 0xc2: // "REP" = Trace off if (CPU.Flags & TRACE_FLAG) { char buf[26]; CPU.Flags &= ~TRACE_FLAG; snprintf(buf, 26, "WDM trace off at $%02X:%04X", Registers.PB, Registers.PCw); S9xMessage(S9X_DEBUG, S9X_DEBUG_OUTPUT, buf); if (trace != NULL) fclose(trace); trace = NULL; } break; #endif case 0x42: // "WDM" = Snapshot char filename[PATH_MAX + 1], drive[_MAX_DRIVE + 1], dir[_MAX_DIR + 1], def[PATH_MAX + 1], ext[_MAX_EXT + 1]; _splitpath(Memory.ROMFilename, drive, dir, def, ext); snprintf(filename, PATH_MAX, "%s%s%s-%06X.wdm", S9xGetDirectory(SNAPSHOT_DIR), SLASH_STR, def, Registers.PBPC & 0xffffff); sprintf(def, "WDM Snapshot at $%02X:%04X: %s", Registers.PB, Registers.PCw, filename); S9xMessage(S9X_DEBUG, S9X_DEBUG_OUTPUT, def); S9xFreezeGame(filename); break; default: break; } #endif } /* CPU-S9xOpcodes Definitions ************************************************/ struct SOpcodes S9xOpcodesM1X1[256] = { { Op00 }, { Op01E0M1 }, { Op02 }, { Op03M1 }, { Op04M1 }, { Op05M1 }, { Op06M1 }, { Op07M1 }, { Op08E0 }, { Op09M1 }, { Op0AM1 }, { Op0BE0 }, { Op0CM1 }, { Op0DM1 }, { Op0EM1 }, { Op0FM1 }, { Op10E0 }, { Op11E0M1X1 }, { Op12E0M1 }, { Op13M1 }, { Op14M1 }, { Op15E0M1 }, { Op16E0M1 }, { Op17M1 }, { Op18 }, { Op19M1X1 }, { Op1AM1 }, { Op1B }, { Op1CM1 }, { Op1DM1X1 }, { Op1EM1X1 }, { Op1FM1 }, { Op20E0 }, { Op21E0M1 }, { Op22E0 }, { Op23M1 }, { Op24M1 }, { Op25M1 }, { Op26M1 }, { Op27M1 }, { Op28E0 }, { Op29M1 }, { Op2AM1 }, { Op2BE0 }, { Op2CM1 }, { Op2DM1 }, { Op2EM1 }, { Op2FM1 }, { Op30E0 }, { Op31E0M1X1 }, { Op32E0M1 }, { Op33M1 }, { Op34E0M1 }, { Op35E0M1 }, { Op36E0M1 }, { Op37M1 }, { Op38 }, { Op39M1X1 }, { Op3AM1 }, { Op3B }, { Op3CM1X1 }, { Op3DM1X1 }, { Op3EM1X1 }, { Op3FM1 }, { Op40Slow }, { Op41E0M1 }, { Op42 }, { Op43M1 }, { Op44X1 }, { Op45M1 }, { Op46M1 }, { Op47M1 }, { Op48E0M1 }, { Op49M1 }, { Op4AM1 }, { Op4BE0 }, { Op4C }, { Op4DM1 }, { Op4EM1 }, { Op4FM1 }, { Op50E0 }, { Op51E0M1X1 }, { Op52E0M1 }, { Op53M1 }, { Op54X1 }, { Op55E0M1 }, { Op56E0M1 }, { Op57M1 }, { Op58 }, { Op59M1X1 }, { Op5AE0X1 }, { Op5B }, { Op5C }, { Op5DM1X1 }, { Op5EM1X1 }, { Op5FM1 }, { Op60E0 }, { Op61E0M1 }, { Op62E0 }, { Op63M1 }, { Op64M1 }, { Op65M1 }, { Op66M1 }, { Op67M1 }, { Op68E0M1 }, { Op69M1 }, { Op6AM1 }, { Op6BE0 }, { Op6C }, { Op6DM1 }, { Op6EM1 }, { Op6FM1 }, { Op70E0 }, { Op71E0M1X1 }, { Op72E0M1 }, { Op73M1 }, { Op74E0M1 }, { Op75E0M1 }, { Op76E0M1 }, { Op77M1 }, { Op78 }, { Op79M1X1 }, { Op7AE0X1 }, { Op7B }, { Op7C }, { Op7DM1X1 }, { Op7EM1X1 }, { Op7FM1 }, { Op80E0 }, { Op81E0M1 }, { Op82 }, { Op83M1 }, { Op84X1 }, { Op85M1 }, { Op86X1 }, { Op87M1 }, { Op88X1 }, { Op89M1 }, { Op8AM1 }, { Op8BE0 }, { Op8CX1 }, { Op8DM1 }, { Op8EX1 }, { Op8FM1 }, { Op90E0 }, { Op91E0M1X1 }, { Op92E0M1 }, { Op93M1 }, { Op94E0X1 }, { Op95E0M1 }, { Op96E0X1 }, { Op97M1 }, { Op98M1 }, { Op99M1X1 }, { Op9A }, { Op9BX1 }, { Op9CM1 }, { Op9DM1X1 }, { Op9EM1X1 }, { Op9FM1 }, { OpA0X1 }, { OpA1E0M1 }, { OpA2X1 }, { OpA3M1 }, { OpA4X1 }, { OpA5M1 }, { OpA6X1 }, { OpA7M1 }, { OpA8X1 }, { OpA9M1 }, { OpAAX1 }, { OpABE0 }, { OpACX1 }, { OpADM1 }, { OpAEX1 }, { OpAFM1 }, { OpB0E0 }, { OpB1E0M1X1 }, { OpB2E0M1 }, { OpB3M1 }, { OpB4E0X1 }, { OpB5E0M1 }, { OpB6E0X1 }, { OpB7M1 }, { OpB8 }, { OpB9M1X1 }, { OpBAX1 }, { OpBBX1 }, { OpBCX1 }, { OpBDM1X1 }, { OpBEX1 }, { OpBFM1 }, { OpC0X1 }, { OpC1E0M1 }, { OpC2 }, { OpC3M1 }, { OpC4X1 }, { OpC5M1 }, { OpC6M1 }, { OpC7M1 }, { OpC8X1 }, { OpC9M1 }, { OpCAX1 }, { OpCB }, { OpCCX1 }, { OpCDM1 }, { OpCEM1 }, { OpCFM1 }, { OpD0E0 }, { OpD1E0M1X1 }, { OpD2E0M1 }, { OpD3M1 }, { OpD4E0 }, { OpD5E0M1 }, { OpD6E0M1 }, { OpD7M1 }, { OpD8 }, { OpD9M1X1 }, { OpDAE0X1 }, { OpDB }, { OpDC }, { OpDDM1X1 }, { OpDEM1X1 }, { OpDFM1 }, { OpE0X1 }, { OpE1E0M1 }, { OpE2 }, { OpE3M1 }, { OpE4X1 }, { OpE5M1 }, { OpE6M1 }, { OpE7M1 }, { OpE8X1 }, { OpE9M1 }, { OpEA }, { OpEB }, { OpECX1 }, { OpEDM1 }, { OpEEM1 }, { OpEFM1 }, { OpF0E0 }, { OpF1E0M1X1 }, { OpF2E0M1 }, { OpF3M1 }, { OpF4E0 }, { OpF5E0M1 }, { OpF6E0M1 }, { OpF7M1 }, { OpF8 }, { OpF9M1X1 }, { OpFAE0X1 }, { OpFB }, { OpFCE0 }, { OpFDM1X1 }, { OpFEM1X1 }, { OpFFM1 } }; struct SOpcodes S9xOpcodesE1[256] = { { Op00 }, { Op01E1 }, { Op02 }, { Op03M1 }, { Op04M1 }, { Op05M1 }, { Op06M1 }, { Op07M1 }, { Op08E1 }, { Op09M1 }, { Op0AM1 }, { Op0BE1 }, { Op0CM1 }, { Op0DM1 }, { Op0EM1 }, { Op0FM1 }, { Op10E1 }, { Op11E1 }, { Op12E1 }, { Op13M1 }, { Op14M1 }, { Op15E1 }, { Op16E1 }, { Op17M1 }, { Op18 }, { Op19M1X1 }, { Op1AM1 }, { Op1B }, { Op1CM1 }, { Op1DM1X1 }, { Op1EM1X1 }, { Op1FM1 }, { Op20E1 }, { Op21E1 }, { Op22E1 }, { Op23M1 }, { Op24M1 }, { Op25M1 }, { Op26M1 }, { Op27M1 }, { Op28E1 }, { Op29M1 }, { Op2AM1 }, { Op2BE1 }, { Op2CM1 }, { Op2DM1 }, { Op2EM1 }, { Op2FM1 }, { Op30E1 }, { Op31E1 }, { Op32E1 }, { Op33M1 }, { Op34E1 }, { Op35E1 }, { Op36E1 }, { Op37M1 }, { Op38 }, { Op39M1X1 }, { Op3AM1 }, { Op3B }, { Op3CM1X1 }, { Op3DM1X1 }, { Op3EM1X1 }, { Op3FM1 }, { Op40Slow }, { Op41E1 }, { Op42 }, { Op43M1 }, { Op44X1 }, { Op45M1 }, { Op46M1 }, { Op47M1 }, { Op48E1 }, { Op49M1 }, { Op4AM1 }, { Op4BE1 }, { Op4C }, { Op4DM1 }, { Op4EM1 }, { Op4FM1 }, { Op50E1 }, { Op51E1 }, { Op52E1 }, { Op53M1 }, { Op54X1 }, { Op55E1 }, { Op56E1 }, { Op57M1 }, { Op58 }, { Op59M1X1 }, { Op5AE1 }, { Op5B }, { Op5C }, { Op5DM1X1 }, { Op5EM1X1 }, { Op5FM1 }, { Op60E1 }, { Op61E1 }, { Op62E1 }, { Op63M1 }, { Op64M1 }, { Op65M1 }, { Op66M1 }, { Op67M1 }, { Op68E1 }, { Op69M1 }, { Op6AM1 }, { Op6BE1 }, { Op6C }, { Op6DM1 }, { Op6EM1 }, { Op6FM1 }, { Op70E1 }, { Op71E1 }, { Op72E1 }, { Op73M1 }, { Op74E1 }, { Op75E1 }, { Op76E1 }, { Op77M1 }, { Op78 }, { Op79M1X1 }, { Op7AE1 }, { Op7B }, { Op7C }, { Op7DM1X1 }, { Op7EM1X1 }, { Op7FM1 }, { Op80E1 }, { Op81E1 }, { Op82 }, { Op83M1 }, { Op84X1 }, { Op85M1 }, { Op86X1 }, { Op87M1 }, { Op88X1 }, { Op89M1 }, { Op8AM1 }, { Op8BE1 }, { Op8CX1 }, { Op8DM1 }, { Op8EX1 }, { Op8FM1 }, { Op90E1 }, { Op91E1 }, { Op92E1 }, { Op93M1 }, { Op94E1 }, { Op95E1 }, { Op96E1 }, { Op97M1 }, { Op98M1 }, { Op99M1X1 }, { Op9A }, { Op9BX1 }, { Op9CM1 }, { Op9DM1X1 }, { Op9EM1X1 }, { Op9FM1 }, { OpA0X1 }, { OpA1E1 }, { OpA2X1 }, { OpA3M1 }, { OpA4X1 }, { OpA5M1 }, { OpA6X1 }, { OpA7M1 }, { OpA8X1 }, { OpA9M1 }, { OpAAX1 }, { OpABE1 }, { OpACX1 }, { OpADM1 }, { OpAEX1 }, { OpAFM1 }, { OpB0E1 }, { OpB1E1 }, { OpB2E1 }, { OpB3M1 }, { OpB4E1 }, { OpB5E1 }, { OpB6E1 }, { OpB7M1 }, { OpB8 }, { OpB9M1X1 }, { OpBAX1 }, { OpBBX1 }, { OpBCX1 }, { OpBDM1X1 }, { OpBEX1 }, { OpBFM1 }, { OpC0X1 }, { OpC1E1 }, { OpC2 }, { OpC3M1 }, { OpC4X1 }, { OpC5M1 }, { OpC6M1 }, { OpC7M1 }, { OpC8X1 }, { OpC9M1 }, { OpCAX1 }, { OpCB }, { OpCCX1 }, { OpCDM1 }, { OpCEM1 }, { OpCFM1 }, { OpD0E1 }, { OpD1E1 }, { OpD2E1 }, { OpD3M1 }, { OpD4E1 }, { OpD5E1 }, { OpD6E1 }, { OpD7M1 }, { OpD8 }, { OpD9M1X1 }, { OpDAE1 }, { OpDB }, { OpDC }, { OpDDM1X1 }, { OpDEM1X1 }, { OpDFM1 }, { OpE0X1 }, { OpE1E1 }, { OpE2 }, { OpE3M1 }, { OpE4X1 }, { OpE5M1 }, { OpE6M1 }, { OpE7M1 }, { OpE8X1 }, { OpE9M1 }, { OpEA }, { OpEB }, { OpECX1 }, { OpEDM1 }, { OpEEM1 }, { OpEFM1 }, { OpF0E1 }, { OpF1E1 }, { OpF2E1 }, { OpF3M1 }, { OpF4E1 }, { OpF5E1 }, { OpF6E1 }, { OpF7M1 }, { OpF8 }, { OpF9M1X1 }, { OpFAE1 }, { OpFB }, { OpFCE1 }, { OpFDM1X1 }, { OpFEM1X1 }, { OpFFM1 } }; struct SOpcodes S9xOpcodesM1X0[256] = { { Op00 }, { Op01E0M1 }, { Op02 }, { Op03M1 }, { Op04M1 }, { Op05M1 }, { Op06M1 }, { Op07M1 }, { Op08E0 }, { Op09M1 }, { Op0AM1 }, { Op0BE0 }, { Op0CM1 }, { Op0DM1 }, { Op0EM1 }, { Op0FM1 }, { Op10E0 }, { Op11E0M1X0 }, { Op12E0M1 }, { Op13M1 }, { Op14M1 }, { Op15E0M1 }, { Op16E0M1 }, { Op17M1 }, { Op18 }, { Op19M1X0 }, { Op1AM1 }, { Op1B }, { Op1CM1 }, { Op1DM1X0 }, { Op1EM1X0 }, { Op1FM1 }, { Op20E0 }, { Op21E0M1 }, { Op22E0 }, { Op23M1 }, { Op24M1 }, { Op25M1 }, { Op26M1 }, { Op27M1 }, { Op28E0 }, { Op29M1 }, { Op2AM1 }, { Op2BE0 }, { Op2CM1 }, { Op2DM1 }, { Op2EM1 }, { Op2FM1 }, { Op30E0 }, { Op31E0M1X0 }, { Op32E0M1 }, { Op33M1 }, { Op34E0M1 }, { Op35E0M1 }, { Op36E0M1 }, { Op37M1 }, { Op38 }, { Op39M1X0 }, { Op3AM1 }, { Op3B }, { Op3CM1X0 }, { Op3DM1X0 }, { Op3EM1X0 }, { Op3FM1 }, { Op40Slow }, { Op41E0M1 }, { Op42 }, { Op43M1 }, { Op44X0 }, { Op45M1 }, { Op46M1 }, { Op47M1 }, { Op48E0M1 }, { Op49M1 }, { Op4AM1 }, { Op4BE0 }, { Op4C }, { Op4DM1 }, { Op4EM1 }, { Op4FM1 }, { Op50E0 }, { Op51E0M1X0 }, { Op52E0M1 }, { Op53M1 }, { Op54X0 }, { Op55E0M1 }, { Op56E0M1 }, { Op57M1 }, { Op58 }, { Op59M1X0 }, { Op5AE0X0 }, { Op5B }, { Op5C }, { Op5DM1X0 }, { Op5EM1X0 }, { Op5FM1 }, { Op60E0 }, { Op61E0M1 }, { Op62E0 }, { Op63M1 }, { Op64M1 }, { Op65M1 }, { Op66M1 }, { Op67M1 }, { Op68E0M1 }, { Op69M1 }, { Op6AM1 }, { Op6BE0 }, { Op6C }, { Op6DM1 }, { Op6EM1 }, { Op6FM1 }, { Op70E0 }, { Op71E0M1X0 }, { Op72E0M1 }, { Op73M1 }, { Op74E0M1 }, { Op75E0M1 }, { Op76E0M1 }, { Op77M1 }, { Op78 }, { Op79M1X0 }, { Op7AE0X0 }, { Op7B }, { Op7C }, { Op7DM1X0 }, { Op7EM1X0 }, { Op7FM1 }, { Op80E0 }, { Op81E0M1 }, { Op82 }, { Op83M1 }, { Op84X0 }, { Op85M1 }, { Op86X0 }, { Op87M1 }, { Op88X0 }, { Op89M1 }, { Op8AM1 }, { Op8BE0 }, { Op8CX0 }, { Op8DM1 }, { Op8EX0 }, { Op8FM1 }, { Op90E0 }, { Op91E0M1X0 }, { Op92E0M1 }, { Op93M1 }, { Op94E0X0 }, { Op95E0M1 }, { Op96E0X0 }, { Op97M1 }, { Op98M1 }, { Op99M1X0 }, { Op9A }, { Op9BX0 }, { Op9CM1 }, { Op9DM1X0 }, { Op9EM1X0 }, { Op9FM1 }, { OpA0X0 }, { OpA1E0M1 }, { OpA2X0 }, { OpA3M1 }, { OpA4X0 }, { OpA5M1 }, { OpA6X0 }, { OpA7M1 }, { OpA8X0 }, { OpA9M1 }, { OpAAX0 }, { OpABE0 }, { OpACX0 }, { OpADM1 }, { OpAEX0 }, { OpAFM1 }, { OpB0E0 }, { OpB1E0M1X0 }, { OpB2E0M1 }, { OpB3M1 }, { OpB4E0X0 }, { OpB5E0M1 }, { OpB6E0X0 }, { OpB7M1 }, { OpB8 }, { OpB9M1X0 }, { OpBAX0 }, { OpBBX0 }, { OpBCX0 }, { OpBDM1X0 }, { OpBEX0 }, { OpBFM1 }, { OpC0X0 }, { OpC1E0M1 }, { OpC2 }, { OpC3M1 }, { OpC4X0 }, { OpC5M1 }, { OpC6M1 }, { OpC7M1 }, { OpC8X0 }, { OpC9M1 }, { OpCAX0 }, { OpCB }, { OpCCX0 }, { OpCDM1 }, { OpCEM1 }, { OpCFM1 }, { OpD0E0 }, { OpD1E0M1X0 }, { OpD2E0M1 }, { OpD3M1 }, { OpD4E0 }, { OpD5E0M1 }, { OpD6E0M1 }, { OpD7M1 }, { OpD8 }, { OpD9M1X0 }, { OpDAE0X0 }, { OpDB }, { OpDC }, { OpDDM1X0 }, { OpDEM1X0 }, { OpDFM1 }, { OpE0X0 }, { OpE1E0M1 }, { OpE2 }, { OpE3M1 }, { OpE4X0 }, { OpE5M1 }, { OpE6M1 }, { OpE7M1 }, { OpE8X0 }, { OpE9M1 }, { OpEA }, { OpEB }, { OpECX0 }, { OpEDM1 }, { OpEEM1 }, { OpEFM1 }, { OpF0E0 }, { OpF1E0M1X0 }, { OpF2E0M1 }, { OpF3M1 }, { OpF4E0 }, { OpF5E0M1 }, { OpF6E0M1 }, { OpF7M1 }, { OpF8 }, { OpF9M1X0 }, { OpFAE0X0 }, { OpFB }, { OpFCE0 }, { OpFDM1X0 }, { OpFEM1X0 }, { OpFFM1 } }; struct SOpcodes S9xOpcodesM0X0[256] = { { Op00 }, { Op01E0M0 }, { Op02 }, { Op03M0 }, { Op04M0 }, { Op05M0 }, { Op06M0 }, { Op07M0 }, { Op08E0 }, { Op09M0 }, { Op0AM0 }, { Op0BE0 }, { Op0CM0 }, { Op0DM0 }, { Op0EM0 }, { Op0FM0 }, { Op10E0 }, { Op11E0M0X0 }, { Op12E0M0 }, { Op13M0 }, { Op14M0 }, { Op15E0M0 }, { Op16E0M0 }, { Op17M0 }, { Op18 }, { Op19M0X0 }, { Op1AM0 }, { Op1B }, { Op1CM0 }, { Op1DM0X0 }, { Op1EM0X0 }, { Op1FM0 }, { Op20E0 }, { Op21E0M0 }, { Op22E0 }, { Op23M0 }, { Op24M0 }, { Op25M0 }, { Op26M0 }, { Op27M0 }, { Op28E0 }, { Op29M0 }, { Op2AM0 }, { Op2BE0 }, { Op2CM0 }, { Op2DM0 }, { Op2EM0 }, { Op2FM0 }, { Op30E0 }, { Op31E0M0X0 }, { Op32E0M0 }, { Op33M0 }, { Op34E0M0 }, { Op35E0M0 }, { Op36E0M0 }, { Op37M0 }, { Op38 }, { Op39M0X0 }, { Op3AM0 }, { Op3B }, { Op3CM0X0 }, { Op3DM0X0 }, { Op3EM0X0 }, { Op3FM0 }, { Op40Slow }, { Op41E0M0 }, { Op42 }, { Op43M0 }, { Op44X0 }, { Op45M0 }, { Op46M0 }, { Op47M0 }, { Op48E0M0 }, { Op49M0 }, { Op4AM0 }, { Op4BE0 }, { Op4C }, { Op4DM0 }, { Op4EM0 }, { Op4FM0 }, { Op50E0 }, { Op51E0M0X0 }, { Op52E0M0 }, { Op53M0 }, { Op54X0 }, { Op55E0M0 }, { Op56E0M0 }, { Op57M0 }, { Op58 }, { Op59M0X0 }, { Op5AE0X0 }, { Op5B }, { Op5C }, { Op5DM0X0 }, { Op5EM0X0 }, { Op5FM0 }, { Op60E0 }, { Op61E0M0 }, { Op62E0 }, { Op63M0 }, { Op64M0 }, { Op65M0 }, { Op66M0 }, { Op67M0 }, { Op68E0M0 }, { Op69M0 }, { Op6AM0 }, { Op6BE0 }, { Op6C }, { Op6DM0 }, { Op6EM0 }, { Op6FM0 }, { Op70E0 }, { Op71E0M0X0 }, { Op72E0M0 }, { Op73M0 }, { Op74E0M0 }, { Op75E0M0 }, { Op76E0M0 }, { Op77M0 }, { Op78 }, { Op79M0X0 }, { Op7AE0X0 }, { Op7B }, { Op7C }, { Op7DM0X0 }, { Op7EM0X0 }, { Op7FM0 }, { Op80E0 }, { Op81E0M0 }, { Op82 }, { Op83M0 }, { Op84X0 }, { Op85M0 }, { Op86X0 }, { Op87M0 }, { Op88X0 }, { Op89M0 }, { Op8AM0 }, { Op8BE0 }, { Op8CX0 }, { Op8DM0 }, { Op8EX0 }, { Op8FM0 }, { Op90E0 }, { Op91E0M0X0 }, { Op92E0M0 }, { Op93M0 }, { Op94E0X0 }, { Op95E0M0 }, { Op96E0X0 }, { Op97M0 }, { Op98M0 }, { Op99M0X0 }, { Op9A }, { Op9BX0 }, { Op9CM0 }, { Op9DM0X0 }, { Op9EM0X0 }, { Op9FM0 }, { OpA0X0 }, { OpA1E0M0 }, { OpA2X0 }, { OpA3M0 }, { OpA4X0 }, { OpA5M0 }, { OpA6X0 }, { OpA7M0 }, { OpA8X0 }, { OpA9M0 }, { OpAAX0 }, { OpABE0 }, { OpACX0 }, { OpADM0 }, { OpAEX0 }, { OpAFM0 }, { OpB0E0 }, { OpB1E0M0X0 }, { OpB2E0M0 }, { OpB3M0 }, { OpB4E0X0 }, { OpB5E0M0 }, { OpB6E0X0 }, { OpB7M0 }, { OpB8 }, { OpB9M0X0 }, { OpBAX0 }, { OpBBX0 }, { OpBCX0 }, { OpBDM0X0 }, { OpBEX0 }, { OpBFM0 }, { OpC0X0 }, { OpC1E0M0 }, { OpC2 }, { OpC3M0 }, { OpC4X0 }, { OpC5M0 }, { OpC6M0 }, { OpC7M0 }, { OpC8X0 }, { OpC9M0 }, { OpCAX0 }, { OpCB }, { OpCCX0 }, { OpCDM0 }, { OpCEM0 }, { OpCFM0 }, { OpD0E0 }, { OpD1E0M0X0 }, { OpD2E0M0 }, { OpD3M0 }, { OpD4E0 }, { OpD5E0M0 }, { OpD6E0M0 }, { OpD7M0 }, { OpD8 }, { OpD9M0X0 }, { OpDAE0X0 }, { OpDB }, { OpDC }, { OpDDM0X0 }, { OpDEM0X0 }, { OpDFM0 }, { OpE0X0 }, { OpE1E0M0 }, { OpE2 }, { OpE3M0 }, { OpE4X0 }, { OpE5M0 }, { OpE6M0 }, { OpE7M0 }, { OpE8X0 }, { OpE9M0 }, { OpEA }, { OpEB }, { OpECX0 }, { OpEDM0 }, { OpEEM0 }, { OpEFM0 }, { OpF0E0 }, { OpF1E0M0X0 }, { OpF2E0M0 }, { OpF3M0 }, { OpF4E0 }, { OpF5E0M0 }, { OpF6E0M0 }, { OpF7M0 }, { OpF8 }, { OpF9M0X0 }, { OpFAE0X0 }, { OpFB }, { OpFCE0 }, { OpFDM0X0 }, { OpFEM0X0 }, { OpFFM0 } }; struct SOpcodes S9xOpcodesM0X1[256] = { { Op00 }, { Op01E0M0 }, { Op02 }, { Op03M0 }, { Op04M0 }, { Op05M0 }, { Op06M0 }, { Op07M0 }, { Op08E0 }, { Op09M0 }, { Op0AM0 }, { Op0BE0 }, { Op0CM0 }, { Op0DM0 }, { Op0EM0 }, { Op0FM0 }, { Op10E0 }, { Op11E0M0X1 }, { Op12E0M0 }, { Op13M0 }, { Op14M0 }, { Op15E0M0 }, { Op16E0M0 }, { Op17M0 }, { Op18 }, { Op19M0X1 }, { Op1AM0 }, { Op1B }, { Op1CM0 }, { Op1DM0X1 }, { Op1EM0X1 }, { Op1FM0 }, { Op20E0 }, { Op21E0M0 }, { Op22E0 }, { Op23M0 }, { Op24M0 }, { Op25M0 }, { Op26M0 }, { Op27M0 }, { Op28E0 }, { Op29M0 }, { Op2AM0 }, { Op2BE0 }, { Op2CM0 }, { Op2DM0 }, { Op2EM0 }, { Op2FM0 }, { Op30E0 }, { Op31E0M0X1 }, { Op32E0M0 }, { Op33M0 }, { Op34E0M0 }, { Op35E0M0 }, { Op36E0M0 }, { Op37M0 }, { Op38 }, { Op39M0X1 }, { Op3AM0 }, { Op3B }, { Op3CM0X1 }, { Op3DM0X1 }, { Op3EM0X1 }, { Op3FM0 }, { Op40Slow }, { Op41E0M0 }, { Op42 }, { Op43M0 }, { Op44X1 }, { Op45M0 }, { Op46M0 }, { Op47M0 }, { Op48E0M0 }, { Op49M0 }, { Op4AM0 }, { Op4BE0 }, { Op4C }, { Op4DM0 }, { Op4EM0 }, { Op4FM0 }, { Op50E0 }, { Op51E0M0X1 }, { Op52E0M0 }, { Op53M0 }, { Op54X1 }, { Op55E0M0 }, { Op56E0M0 }, { Op57M0 }, { Op58 }, { Op59M0X1 }, { Op5AE0X1 }, { Op5B }, { Op5C }, { Op5DM0X1 }, { Op5EM0X1 }, { Op5FM0 }, { Op60E0 }, { Op61E0M0 }, { Op62E0 }, { Op63M0 }, { Op64M0 }, { Op65M0 }, { Op66M0 }, { Op67M0 }, { Op68E0M0 }, { Op69M0 }, { Op6AM0 }, { Op6BE0 }, { Op6C }, { Op6DM0 }, { Op6EM0 }, { Op6FM0 }, { Op70E0 }, { Op71E0M0X1 }, { Op72E0M0 }, { Op73M0 }, { Op74E0M0 }, { Op75E0M0 }, { Op76E0M0 }, { Op77M0 }, { Op78 }, { Op79M0X1 }, { Op7AE0X1 }, { Op7B }, { Op7C }, { Op7DM0X1 }, { Op7EM0X1 }, { Op7FM0 }, { Op80E0 }, { Op81E0M0 }, { Op82 }, { Op83M0 }, { Op84X1 }, { Op85M0 }, { Op86X1 }, { Op87M0 }, { Op88X1 }, { Op89M0 }, { Op8AM0 }, { Op8BE0 }, { Op8CX1 }, { Op8DM0 }, { Op8EX1 }, { Op8FM0 }, { Op90E0 }, { Op91E0M0X1 }, { Op92E0M0 }, { Op93M0 }, { Op94E0X1 }, { Op95E0M0 }, { Op96E0X1 }, { Op97M0 }, { Op98M0 }, { Op99M0X1 }, { Op9A }, { Op9BX1 }, { Op9CM0 }, { Op9DM0X1 }, { Op9EM0X1 }, { Op9FM0 }, { OpA0X1 }, { OpA1E0M0 }, { OpA2X1 }, { OpA3M0 }, { OpA4X1 }, { OpA5M0 }, { OpA6X1 }, { OpA7M0 }, { OpA8X1 }, { OpA9M0 }, { OpAAX1 }, { OpABE0 }, { OpACX1 }, { OpADM0 }, { OpAEX1 }, { OpAFM0 }, { OpB0E0 }, { OpB1E0M0X1 }, { OpB2E0M0 }, { OpB3M0 }, { OpB4E0X1 }, { OpB5E0M0 }, { OpB6E0X1 }, { OpB7M0 }, { OpB8 }, { OpB9M0X1 }, { OpBAX1 }, { OpBBX1 }, { OpBCX1 }, { OpBDM0X1 }, { OpBEX1 }, { OpBFM0 }, { OpC0X1 }, { OpC1E0M0 }, { OpC2 }, { OpC3M0 }, { OpC4X1 }, { OpC5M0 }, { OpC6M0 }, { OpC7M0 }, { OpC8X1 }, { OpC9M0 }, { OpCAX1 }, { OpCB }, { OpCCX1 }, { OpCDM0 }, { OpCEM0 }, { OpCFM0 }, { OpD0E0 }, { OpD1E0M0X1 }, { OpD2E0M0 }, { OpD3M0 }, { OpD4E0 }, { OpD5E0M0 }, { OpD6E0M0 }, { OpD7M0 }, { OpD8 }, { OpD9M0X1 }, { OpDAE0X1 }, { OpDB }, { OpDC }, { OpDDM0X1 }, { OpDEM0X1 }, { OpDFM0 }, { OpE0X1 }, { OpE1E0M0 }, { OpE2 }, { OpE3M0 }, { OpE4X1 }, { OpE5M0 }, { OpE6M0 }, { OpE7M0 }, { OpE8X1 }, { OpE9M0 }, { OpEA }, { OpEB }, { OpECX1 }, { OpEDM0 }, { OpEEM0 }, { OpEFM0 }, { OpF0E0 }, { OpF1E0M0X1 }, { OpF2E0M0 }, { OpF3M0 }, { OpF4E0 }, { OpF5E0M0 }, { OpF6E0M0 }, { OpF7M0 }, { OpF8 }, { OpF9M0X1 }, { OpFAE0X1 }, { OpFB }, { OpFCE0 }, { OpFDM0X1 }, { OpFEM0X1 }, { OpFFM0 } }; struct SOpcodes S9xOpcodesSlow[256] = { { Op00 }, { Op01Slow }, { Op02 }, { Op03Slow }, { Op04Slow }, { Op05Slow }, { Op06Slow }, { Op07Slow }, { Op08Slow }, { Op09Slow }, { Op0ASlow }, { Op0BSlow }, { Op0CSlow }, { Op0DSlow }, { Op0ESlow }, { Op0FSlow }, { Op10Slow }, { Op11Slow }, { Op12Slow }, { Op13Slow }, { Op14Slow }, { Op15Slow }, { Op16Slow }, { Op17Slow }, { Op18 }, { Op19Slow }, { Op1ASlow }, { Op1B }, { Op1CSlow }, { Op1DSlow }, { Op1ESlow }, { Op1FSlow }, { Op20Slow }, { Op21Slow }, { Op22Slow }, { Op23Slow }, { Op24Slow }, { Op25Slow }, { Op26Slow }, { Op27Slow }, { Op28Slow }, { Op29Slow }, { Op2ASlow }, { Op2BSlow }, { Op2CSlow }, { Op2DSlow }, { Op2ESlow }, { Op2FSlow }, { Op30Slow }, { Op31Slow }, { Op32Slow }, { Op33Slow }, { Op34Slow }, { Op35Slow }, { Op36Slow }, { Op37Slow }, { Op38 }, { Op39Slow }, { Op3ASlow }, { Op3B }, { Op3CSlow }, { Op3DSlow }, { Op3ESlow }, { Op3FSlow }, { Op40Slow }, { Op41Slow }, { Op42 }, { Op43Slow }, { Op44Slow }, { Op45Slow }, { Op46Slow }, { Op47Slow }, { Op48Slow }, { Op49Slow }, { Op4ASlow }, { Op4BSlow }, { Op4CSlow }, { Op4DSlow }, { Op4ESlow }, { Op4FSlow }, { Op50Slow }, { Op51Slow }, { Op52Slow }, { Op53Slow }, { Op54Slow }, { Op55Slow }, { Op56Slow }, { Op57Slow }, { Op58 }, { Op59Slow }, { Op5ASlow }, { Op5B }, { Op5CSlow }, { Op5DSlow }, { Op5ESlow }, { Op5FSlow }, { Op60Slow }, { Op61Slow }, { Op62Slow }, { Op63Slow }, { Op64Slow }, { Op65Slow }, { Op66Slow }, { Op67Slow }, { Op68Slow }, { Op69Slow }, { Op6ASlow }, { Op6BSlow }, { Op6CSlow }, { Op6DSlow }, { Op6ESlow }, { Op6FSlow }, { Op70Slow }, { Op71Slow }, { Op72Slow }, { Op73Slow }, { Op74Slow }, { Op75Slow }, { Op76Slow }, { Op77Slow }, { Op78 }, { Op79Slow }, { Op7ASlow }, { Op7B }, { Op7CSlow }, { Op7DSlow }, { Op7ESlow }, { Op7FSlow }, { Op80Slow }, { Op81Slow }, { Op82Slow }, { Op83Slow }, { Op84Slow }, { Op85Slow }, { Op86Slow }, { Op87Slow }, { Op88Slow }, { Op89Slow }, { Op8ASlow }, { Op8BSlow }, { Op8CSlow }, { Op8DSlow }, { Op8ESlow }, { Op8FSlow }, { Op90Slow }, { Op91Slow }, { Op92Slow }, { Op93Slow }, { Op94Slow }, { Op95Slow }, { Op96Slow }, { Op97Slow }, { Op98Slow }, { Op99Slow }, { Op9A }, { Op9BSlow }, { Op9CSlow }, { Op9DSlow }, { Op9ESlow }, { Op9FSlow }, { OpA0Slow }, { OpA1Slow }, { OpA2Slow }, { OpA3Slow }, { OpA4Slow }, { OpA5Slow }, { OpA6Slow }, { OpA7Slow }, { OpA8Slow }, { OpA9Slow }, { OpAASlow }, { OpABSlow }, { OpACSlow }, { OpADSlow }, { OpAESlow }, { OpAFSlow }, { OpB0Slow }, { OpB1Slow }, { OpB2Slow }, { OpB3Slow }, { OpB4Slow }, { OpB5Slow }, { OpB6Slow }, { OpB7Slow }, { OpB8 }, { OpB9Slow }, { OpBASlow }, { OpBBSlow }, { OpBCSlow }, { OpBDSlow }, { OpBESlow }, { OpBFSlow }, { OpC0Slow }, { OpC1Slow }, { OpC2Slow }, { OpC3Slow }, { OpC4Slow }, { OpC5Slow }, { OpC6Slow }, { OpC7Slow }, { OpC8Slow }, { OpC9Slow }, { OpCASlow }, { OpCB }, { OpCCSlow }, { OpCDSlow }, { OpCESlow }, { OpCFSlow }, { OpD0Slow }, { OpD1Slow }, { OpD2Slow }, { OpD3Slow }, { OpD4Slow }, { OpD5Slow }, { OpD6Slow }, { OpD7Slow }, { OpD8 }, { OpD9Slow }, { OpDASlow }, { OpDB }, { OpDCSlow }, { OpDDSlow }, { OpDESlow }, { OpDFSlow }, { OpE0Slow }, { OpE1Slow }, { OpE2Slow }, { OpE3Slow }, { OpE4Slow }, { OpE5Slow }, { OpE6Slow }, { OpE7Slow }, { OpE8Slow }, { OpE9Slow }, { OpEA }, { OpEB }, { OpECSlow }, { OpEDSlow }, { OpEESlow }, { OpEFSlow }, { OpF0Slow }, { OpF1Slow }, { OpF2Slow }, { OpF3Slow }, { OpF4Slow }, { OpF5Slow }, { OpF6Slow }, { OpF7Slow }, { OpF8 }, { OpF9Slow }, { OpFASlow }, { OpFB }, { OpFCSlow }, { OpFDSlow }, { OpFESlow }, { OpFFSlow } };