📄 cpuops.s

📁 SFC游戏模拟器 snes9x 1.43 的原代码
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OpEEM0:	Absolute8 INC2 MODIFY	Inc16 ABSOpFEM1:	AbsoluteIndexedX8 INC MODIFY	Inc8 ABSXOpFEM0:	AbsoluteIndexedX8 INC2 MODIFY	Inc16 ABSX/* LDA */OpA9M1:	Immediate8 LDA READ	Lda8 IMMOpA9M0:	Immediate16 LDA READ	Lda16 IMMOpA5M1:	Direct8 LDA READ	call S9xGetByte	Lda8 DIROpA5M0:	Direct8 LDA2 READ	call S9xGetWord	Lda16 DIROpB5M1:	DirectIndexedX8 LDA READ	call S9xGetByte	Lda8 DIXOpB5M0:	DirectIndexedX8 LDA2 READ	call S9xGetWord	Lda16 DIXOpB2M1:	DirectIndirect8 LDA READ	call S9xGetByte	Lda8 DIOpB2M0:	DirectIndirect8 LDA2 READ	call S9xGetWord	Lda16 DIOpA1M1:	DirectIndexedIndirect8 LDA READ	call S9xGetByte	Lda8 DIIOpA1M0:	DirectIndexedIndirect8 LDA2 READ	call S9xGetWord	Lda16 DIIOpB1M1:	DirectIndirectIndexed8 LDA READ	call S9xGetByte	Lda8 DIIYOpB1M0:	DirectIndirectIndexed8 LDA2 READ	call S9xGetWord	Lda16 DIIYOpA7M1:	DirectIndirectLong8 LDA READ	call S9xGetByte	Lda8 DILOpA7M0:	DirectIndirectLong8 LDA2 READ	call S9xGetWord	Lda16 DILOpB7M1:	DirectIndirectIndexedLong8 LDA READ	call S9xGetByte	Lda8 DIILOpB7M0:	DirectIndirectIndexedLong8 LDA2 READ	call S9xGetWord	Lda16 DIILOpADM1:	Absolute8 LDA READ	call S9xGetByte	Lda8 ABSOpADM0:	Absolute8 LDA2 READ	call S9xGetWord	Lda16 ABSOpBDM1:	AbsoluteIndexedX8 LDA READ	call S9xGetByte	Lda8 ABSXOpBDM0:	AbsoluteIndexedX8 LDA2 READ	call S9xGetWord	Lda16 ABSXOpB9M1:	AbsoluteIndexedY8 LDA READ	call S9xGetByte	Lda8 ABSYOpB9M0:	AbsoluteIndexedY8 LDA2 READ	call S9xGetWord	Lda16 ABSYOpAFM1:	AbsoluteLong8 LDA READ	call S9xGetByte	Lda8 ABSLOpAFM0:	AbsoluteLong8 LDA2 READ	call S9xGetWord	Lda16 ABSLOpBFM1:	AbsoluteLongIndexedX8 LDA READ	call S9xGetByte	Lda8 ALXOpBFM0:	AbsoluteLongIndexedX8 LDA2 READ	call S9xGetWord	Lda16 ALXOpA3M1:	StackRelative8 LDA READ	call S9xGetByte	Lda8 SRELOpA3M0:	StackRelative8 LDA2 READ	call S9xGetWord	Lda16 SRELOpB3M1:	StackRelativeIndirectIndexed8 LDA READ	call S9xGetByte	Lda8 SRIIOpB3M0:	StackRelativeIndirectIndexed8 LDA2 READ	call S9xGetWord	Lda16 SRII/* LDX */OpA2X1:	Immediate8 LDX READ	Ldx8 IMMOpA2X0:	Immediate16 LDX READ	Ldx16 IMMOpA6X1:	Direct8 LDX READ	call S9xGetByte	Ldx8 DIROpA6X0:	Direct8 LDX2 READ	call S9xGetWord	Ldx16 DIROpB6X1:	DirectIndexedY8 LDX READ	call S9xGetByte	Ldx8 DIYOpB6X0:	DirectIndexedY8 LDX2 READ	call S9xGetWord	Ldx16 DIYOpAEX1:	Absolute8 LDX READ	call S9xGetByte	Ldx8 ABSOpAEX0:	Absolute8 LDX2 READ	call S9xGetWord	Ldx16 ABSOpBEX1:	AbsoluteIndexedY8 LDX READ	call S9xGetByte	Ldx8 ABSYOpBEX0:	AbsoluteIndexedY8 LDX2 READ	call S9xGetWord	Ldx16 ABSY/* LDY */OpA0X1:	Immediate8 LDY READ	Ldy8 IMMOpA0X0:	Immediate16 LDY READ	Ldy16 IMMOpA4X1:	Direct8 LDY READ	call S9xGetByte	Ldy8 DIROpA4X0:	Direct8 LDY2 READ	call S9xGetWord	Ldy16 DIROpB4X1:	DirectIndexedX8 LDY READ	call S9xGetByte	Ldy8 DIXOpB4X0:	DirectIndexedX8 LDY2 READ	call S9xGetWord	Ldy16 DIXOpACX1:	Absolute8 LDY READ	call S9xGetByte	Ldy8 ABSOpACX0:	Absolute8 LDY2 READ	call S9xGetWord	Ldy16 ABSOpBCX1:	AbsoluteIndexedX8 LDY READ	call S9xGetByte	Ldy8 ABSXOpBCX0:	AbsoluteIndexedX8 LDY2 READ	call S9xGetWord	Ldy16 ABSX/* LSR */Op4AM1:	movb AL, %al	addl $6, CYCLES	shrb %al	movb %al, AL	SetZNC	jmp MainAsmLoopOp4AM0:	addl $6, CYCLES	shrw AA	setnz _Zero	setc _Carry	movb AH, %ah	movb %ah, _Negative	jmp MainAsmLoopOp46M1:	Direct8 LSR MODIFY	Lsr8 DIROp46M0:	Direct8 LSR2 MODIFY	Lsr16 DIROp56M1:	DirectIndexedX8 LSR MODIFY	Lsr8 DIXOp56M0:	DirectIndexedX8 LSR2 MODIFY	Lsr16 DIXOp4EM1:	Absolute8 LSR MODIFY	Lsr8 ABSOp4EM0:	Absolute8 LSR2 MODIFY	Lsr16 ABSOp5EM1:	AbsoluteIndexedX8 LSR MODIFY	Lsr8 ABSXOp5EM0:	AbsoluteIndexedX8 LSR2 MODIFY	Lsr16 ABSX/* ORA */Op09M1:	Immediate8 ORA READ	Ora8 IMMOp09M0:	Immediate16 ORA READ	Ora16 IMMOp05M1:	Direct8 ORA READ	call S9xGetByte	Ora8 DIROp05M0:	Direct8 ORA2 READ	call S9xGetWord	Ora16 DIROp15M1:	DirectIndexedX8 ORA READ	call S9xGetByte	Ora8 DIXOp15M0:	DirectIndexedX8 ORA2 READ	call S9xGetWord	Ora16 DIXOp12M1:	DirectIndirect8 ORA READ	call S9xGetByte	Ora8 DIOp12M0:	DirectIndirect8 ORA2 READ	call S9xGetWord	Ora16 DIOp01M1:	DirectIndexedIndirect8 ORA READ	call S9xGetByte	Ora8 DIIOp01M0:	DirectIndexedIndirect8 ORA2 READ	call S9xGetWord	Ora16 DIIOp11M1:	DirectIndirectIndexed8 ORA READ	call S9xGetByte	Ora8 DIIYOp11M0:	DirectIndirectIndexed8 ORA2 READ	call S9xGetWord	Ora16 DIIYOp07M1:	DirectIndirectLong8 ORA READ	call S9xGetByte	Ora8 DILOp07M0:	DirectIndirectLong8 ORA2 READ	call S9xGetWord	Ora16 DILOp17M1:	DirectIndirectIndexedLong8 ORA READ	call S9xGetByte	Ora8 DIILOp17M0:	DirectIndirectIndexedLong8 ORA2 READ	call S9xGetWord	Ora16 DIILOp0DM1:	Absolute8 ORA READ	call S9xGetByte	Ora8 ABSOp0DM0:	Absolute8 ORA2 READ	call S9xGetWord	Ora16 ABSOp1DM1:	AbsoluteIndexedX8 ORA READ	call S9xGetByte	Ora8 ABSXOp1DM0:	AbsoluteIndexedX8 ORA2 READ	call S9xGetWord	Ora16 ABSXOp19M1:	AbsoluteIndexedY8 ORA READ	call S9xGetByte	Ora8 ABSYOp19M0:	AbsoluteIndexedY8 ORA2 READ	call S9xGetWord	Ora16 ABSYOp0FM1:	AbsoluteLong8 ORA READ	call S9xGetByte	Ora8 ABSLOp0FM0:	AbsoluteLong8 ORA2 READ	call S9xGetWord	Ora16 ABSLOp1FM1:	AbsoluteLongIndexedX8 ORA READ	call S9xGetByte	Ora8 ALXOp1FM0:	AbsoluteLongIndexedX8 ORA2 READ	call S9xGetWord	Ora16 ALXOp03M1:	StackRelative8 ORA READ	call S9xGetByte	Ora8 SRELOp03M0:	StackRelative8 ORA2 READ	call S9xGetWord	Ora16 SRELOp13M1:	StackRelativeIndirectIndexed8 ORA READ	call S9xGetByte	Ora8 SRIIOp13M0:	StackRelativeIndirectIndexed8 ORA2 READ	call S9xGetWord	Ora16 SRII/* ROL */Op2AM1:	addl $6, CYCLES	movb AL, %al	GetCarry	rclb %al	movb %al, AL	SetZNC	jmp MainAsmLoopOp2AM0:	addl $6, CYCLES	GetCarry	movw AA, %ax	rclw %ax	movw %ax, AA	setc _Carry	movb %ah, _Negative	orb %ah, %al	movb %al, _Zero	jmp MainAsmLoopOp26M1:	Direct8 ROL MODIFY	Rol8 DIROp26M0:	Direct8 ROL2 MODIFY	Rol16 DIROp36M1:	DirectIndexedX8 ROL MODIFY	Rol8 DIXOp36M0:	DirectIndexedX8 ROL2 MODIFY	Rol16 DIXOp2EM1:	Absolute8 ROL MODIFY	Rol8 ABSOp2EM0:	Absolute8 ROL2 MODIFY	Rol16 ABSOp3EM1:	AbsoluteIndexedX8 ROL MODIFY	Rol8 ABSXOp3EM0:	AbsoluteIndexedX8 ROL2 MODIFY	Rol16 ABSX/* ROR */Op6AM1:	addl $6, CYCLES	movb AL, %al	GetCarry	rcrb %al	movb %al, AL	SetZNC	jmp MainAsmLoopOp6AM0:	addl $6, CYCLES	GetCarry	movw AA, %ax	rcrw %ax	movw %ax, AA	setc _Carry	movb %ah, _Negative	orb %ah, %al	movb %al, _Zero	jmp MainAsmLoop	Op66M1:	Direct8 ROR MODIFY	Ror8 DIROp66M0:	Direct8 ROR2 MODIFY	Ror16 DIROp76M1:	DirectIndexedX8 ROR MODIFY	Ror8 DIXOp76M0:	DirectIndexedX8 ROR2 MODIFY	Ror16 DIXOp6EM1:	Absolute8 ROR MODIFY	Ror8 ABSOp6EM0:	Absolute8 ROR2 MODIFY	Ror16 ABSOp7EM1:	AbsoluteIndexedX8 ROR MODIFY	Ror8 ABSXOp7EM0:	AbsoluteIndexedX8 ROR2 MODIFY	Ror16 ABSX/* SBC */OpE9M1:	Immediate8 SBC READ	Sbc8 IMMOpE9M0:	Immediate16 SBC READ	Sbc16 IMMOpE5M1:	Direct8 SBC READ	call S9xGetByte	Sbc8 DIROpE5M0:	Direct8 SBC2 READ	call S9xGetWord	Sbc16 DIROpF5M1:	DirectIndexedX8 SBC READ	call S9xGetByte	Sbc8 DIXOpF5M0:	DirectIndexedX8 SBC2 READ	call S9xGetWord	Sbc16 DIXOpF2M1:	DirectIndirect8 SBC READ	call S9xGetByte	Sbc8 DIOpF2M0:	DirectIndirect8 SBC2 READ	call S9xGetWord	Sbc16 DIOpE1M1:	DirectIndexedIndirect8 SBC READ	call S9xGetByte	Sbc8 DIIOpE1M0:	DirectIndexedIndirect8 SBC2 READ	call S9xGetWord	Sbc16 DIIOpF1M1:	DirectIndirectIndexed8 SBC READ	call S9xGetByte	Sbc8 DIIYOpF1M0:	DirectIndirectIndexed8 SBC2 READ	call S9xGetWord	Sbc16 DIIYOpE7M1:	DirectIndirectLong8 SBC READ	call S9xGetByte	Sbc8 DILOpE7M0:	DirectIndirectLong8 SBC2 READ	call S9xGetWord	Sbc16 DILOpF7M1:	DirectIndirectIndexedLong8 SBC READ	call S9xGetByte	Sbc8 DIILOpF7M0:	DirectIndirectIndexedLong8 SBC2 READ	call S9xGetWord	Sbc16 DIILOpEDM1:	Absolute8 SBC READ	call S9xGetByte	Sbc8 ABSOpEDM0:	Absolute8 SBC2 READ	call S9xGetWord	Sbc16 ABSOpFDM1:	AbsoluteIndexedX8 SBC READ	call S9xGetByte	Sbc8 ABSXOpFDM0:	AbsoluteIndexedX8 SBC2 READ	call S9xGetWord	Sbc16 ABSXOpF9M1:	AbsoluteIndexedY8 SBC READ	call S9xGetByte	Sbc8 ABSYOpF9M0:	AbsoluteIndexedY8 SBC2 READ	call S9xGetWord	Sbc16 ABSYOpEFM1:	AbsoluteLong8 SBC READ	call S9xGetByte	Sbc8 ABSLOpEFM0:	AbsoluteLong8 SBC2 READ	call S9xGetWord	Sbc16 ABSLOpFFM1:	AbsoluteLongIndexedX8 SBC READ	call S9xGetByte	Sbc8 ALXOpFFM0:	AbsoluteLongIndexedX8 SBC2 READ	call S9xGetWord	Sbc16 ALXOpE3M1:	StackRelative8 SBC READ	call S9xGetByte	Sbc8 SRELOpE3M0:	StackRelative8 SBC2 READ	call S9xGetWord	Sbc16 SRELOpF3M1:	StackRelativeIndirectIndexed8 SBC READ	call S9xGetByte	Sbc8 SRIIOpF3M0:	StackRelativeIndirectIndexed8 SBC2 READ	call S9xGetWord	Sbc16 SRII/* STA */Op85M1:	Direct8 STA WRITE	Sta8 DIROp85M0:	Direct8 STA2 WRITE	Sta16 DIROp95M1:	DirectIndexedX8 STA WRITE	Sta8 DIXOp95M0:	DirectIndexedX8 STA2 WRITE	Sta16 DIXOp92M1:	DirectIndirect8 STA WRITE	Sta8 DIOp92M0:	DirectIndirect8 STA2 WRITE	Sta16 DIOp81M1:	DirectIndexedIndirect8 STA WRITE	Sta8 DIIOp81M0:	DirectIndexedIndirect8 STA2 WRITE	Sta16 DIIOp91M1:	DirectIndirectIndexed8 STA WRITE	Sta8 DIIYOp91M0:	DirectIndirectIndexed8 STA2 WRITE	Sta16 DIIYOp87M1:	DirectIndirectLong8 STA WRITE	Sta8 DILOp87M0:	DirectIndirectLong8 STA2 WRITE	Sta16 DILOp97M1:	DirectIndirectIndexedLong8 STA WRITE	Sta8 DIILOp97M0:	DirectIndirectIndexedLong8 STA2 WRITE	Sta16 DIILOp8DM1:	Absolute8 STA WRITE	Sta8 ABSOp8DM0:	Absolute8 STA WRITE	Sta16 ABSOp9DM1:	AbsoluteIndexedX8 STA WRITE	Sta8 ABSXOp9DM0:	AbsoluteIndexedX8 STA2 WRITE	Sta16 ABSXOp99M1:	AbsoluteIndexedY8 STA WRITE	Sta8 ABSYOp99M0:	AbsoluteIndexedY8 STA2 WRITE	Sta16 ABSYOp8FM1:	AbsoluteLong8 STA WRITE	Sta8 ABSLOp8FM0:	AbsoluteLong8 STA2 WRITE	Sta16 ABSLOp9FM1:	AbsoluteLongIndexedX8 STA WRITE	Sta8 ALXOp9FM0:	AbsoluteLongIndexedX8 STA2 WRITE	Sta16 ALXOp83M1:	StackRelative8 STA WRITE	Sta8 SRELOp83M0:	StackRelative8 STA2 WRITE	Sta16 SRELOp93M1:	StackRelativeIndirectIndexed8 STA WRITE	Sta8 SRIIOp93M0:	StackRelativeIndirectIndexed8 STA2 WRITE	Sta16 SRII/* STX */Op86X1:	Direct8 STX WRITE	Stx8 DIROp86X0:	Direct8 STX2 WRITE	Stx16 DIROp96X1:	DirectIndexedY8 STX WRITE	Stx8 DIYOp96X0:	DirectIndexedY8 STX2 WRITE	Stx16 DIYOp8EX1:	Absolute8 STX WRITE	Stx8 ABSOp8EX0:	Absolute8 STX2 WRITE	Stx16 ABS/* STY */Op84X1:	Direct8 STY WRITE	Sty8 DIROp84X0:	Direct8 STY2 WRITE	Sty16 DIROp94X1:	DirectIndexedX8 STY WRITE	Sty8 DIXOp94X0:	DirectIndexedX8 STY2 WRITE	Sty16 DIXOp8CX1:	Absolute8 STY WRITE	Sty8 ABSOp8CX0:	Absolute8 STY2 WRITE	Sty16 ABS/* STZ */Op64M1:	Direct8 STZ WRITE	Stz8 DIROp64M0:	Direct8 STZ2 WRITE	Stz16 DIROp74M1:	DirectIndexedX8 STZ WRITE	Stz8 DIXOp74M0:	DirectIndexedX8 STZ2 WRITE	Stz16 DIXOp9CM1:	Absolute8 STZ WRITE	Stz8 ABSOp9CM0:	Absolute8 STZ2 WRITE	Stz16 ABSOp9EM1:	AbsoluteIndexedX8 STZ WRITE	Stz8 ABSXOp9EM0:	AbsoluteIndexedX8 STZ2 WRITE	Stz16 ABSX/* TRB */Op14M1:	Direct8 TRB MODIFY	Trb8 DIROp14M0:	Direct8 TRB2 MODIFY	Trb16 DIROp1CM1:	Absolute8 TRB MODIFY	Trb8 ABSOp1CM0:	Absolute8 TRB2 MODIFY	Trb16 ABS
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