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RecompilerOps.cpp
4951 lines (4551 loc) · 173 KB
/
RecompilerOps.cpp
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/*
* Project 64 - A Nintendo 64 emulator.
*
* (c) Copyright 2001 zilmar (zilmar@emulation64.com) and
* Jabo (jabo@emulation64.com).
*
* pj64 homepage: www.pj64.net
*
* Permission to use, copy, modify and distribute Project64 in both binary and
* source form, for non-commercial purposes, is hereby granted without fee,
* providing that this license information and copyright notice appear with
* all copies and any derived work.
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event shall the authors be held liable for any damages
* arising from the use of this software.
*
* Project64 is freeware for PERSONAL USE only. Commercial users should
* seek permission of the copyright holders first. Commercial use includes
* charging money for Project64 or software derived from Project64.
*
* The copyright holders request that bug fixes and improvements to the code
* should be forwarded to them so if they want them.
*
*/
#include <Windows.h>
#include <stdio.h>
#include "main.h"
#include "cpu.h"
#include "x86.h"
#include "debugger.h"
DWORD BranchCompare = 0;
void CompileReadTLBMiss (BLOCK_SECTION * Section, int AddressReg, int LookUpReg ) {
MoveX86regToVariable(AddressReg,&TLBLoadAddress,"TLBLoadAddress");
TestX86RegToX86Reg(LookUpReg,LookUpReg);
CompileExit(Section->CompilePC,Section->RegWorking,TLBReadMiss,FALSE,JeLabel32);
}
/************************** Branch functions ************************/
void Compile_R4300i_Branch (BLOCK_SECTION * Section, void (*CompareFunc)(BLOCK_SECTION * Section), int BranchType, BOOL Link) {
static int EffectDelaySlot, DoneJumpDelay, DoneContinueDelay;
static char ContLabel[100], JumpLabel[100];
static REG_INFO RegBeforeDelay;
int count;
if ( NextInstruction == NORMAL ) {
CPU_Message(" %X %s",Section->CompilePC,R4300iOpcodeName(Opcode.Hex,Section->CompilePC));
if ((Section->CompilePC & 0xFFC) != 0xFFC) {
switch (BranchType) {
case BranchTypeRs: EffectDelaySlot = DelaySlotEffectsCompare(Section->CompilePC,Opcode.rs,0); break;
case BranchTypeRsRt: EffectDelaySlot = DelaySlotEffectsCompare(Section->CompilePC,Opcode.rs,Opcode.rt); break;
case BranchTypeCop1:
{
OPCODE Command;
if (!r4300i_LW_VAddr(Section->CompilePC + 4, &Command.Hex)) {
DisplayError(GS(MSG_FAIL_LOAD_WORD));
ExitThread(0);
}
EffectDelaySlot = FALSE;
if (Command.op == R4300i_CP1) {
if (Command.fmt == R4300i_COP1_S && (Command.funct & 0x30) == 0x30 ) {
EffectDelaySlot = TRUE;
}
if (Command.fmt == R4300i_COP1_D && (Command.funct & 0x30) == 0x30 ) {
EffectDelaySlot = TRUE;
}
}
}
break;
#ifndef EXTERNAL_RELEASE
default:
DisplayError("Unknown branch type");
#endif
}
} else {
EffectDelaySlot = TRUE;
}
if (Section->ContinueSection != NULL) {
sprintf(ContLabel,"Section_%d",((BLOCK_SECTION *)Section->ContinueSection)->SectionID);
} else {
strcpy(ContLabel,"Cont.LinkLocationinue");
}
if (Section->JumpSection != NULL) {
sprintf(JumpLabel,"Section_%d",((BLOCK_SECTION *)Section->JumpSection)->SectionID);
} else {
strcpy(JumpLabel,"Jump.LinkLocation");
}
Section->Jump.TargetPC = Section->CompilePC + ((short)Opcode.offset << 2) + 4;
Section->Jump.BranchLabel = JumpLabel;
Section->Jump.LinkLocation = NULL;
Section->Jump.LinkLocation2 = NULL;
Section->Jump.DoneDelaySlot = FALSE;
Section->Cont.TargetPC = Section->CompilePC + 8;
Section->Cont.BranchLabel = ContLabel;
Section->Cont.LinkLocation = NULL;
Section->Cont.LinkLocation2 = NULL;
Section->Cont.DoneDelaySlot = FALSE;
if (Section->Jump.TargetPC < Section->Cont.TargetPC) {
Section->Cont.FallThrough = FALSE;
Section->Jump.FallThrough = TRUE;
} else {
Section->Cont.FallThrough = TRUE;
Section->Jump.FallThrough = FALSE;
}
if (Link) {
UnMap_GPR(Section, 31, FALSE);
MipsRegLo(31) = Section->CompilePC + 8;
MipsRegState(31) = STATE_CONST_32;
}
if (EffectDelaySlot) {
if (Section->ContinueSection != NULL) {
sprintf(ContLabel,"Continue",((BLOCK_SECTION *)Section->ContinueSection)->SectionID);
} else {
strcpy(ContLabel,"ExitBlock");
}
if (Section->JumpSection != NULL) {
sprintf(JumpLabel,"Jump",((BLOCK_SECTION *)Section->JumpSection)->SectionID);
} else {
strcpy(JumpLabel,"ExitBlock");
}
CompareFunc(Section);
if ((Section->CompilePC & 0xFFC) == 0xFFC) {
GenerateSectionLinkage(Section);
NextInstruction = END_BLOCK;
return;
}
if (!Section->Jump.FallThrough && !Section->Cont.FallThrough) {
if (Section->Jump.LinkLocation != NULL) {
CPU_Message("");
CPU_Message(" %s:",Section->Jump.BranchLabel);
SetJump32((DWORD *)Section->Jump.LinkLocation,(DWORD *)RecompPos);
Section->Jump.LinkLocation = NULL;
if (Section->Jump.LinkLocation2 != NULL) {
SetJump32((DWORD *)Section->Jump.LinkLocation2,(DWORD *)RecompPos);
Section->Jump.LinkLocation2 = NULL;
}
Section->Jump.FallThrough = TRUE;
} else if (Section->Cont.LinkLocation != NULL){
CPU_Message("");
CPU_Message(" %s:",Section->Cont.BranchLabel);
SetJump32((DWORD *)Section->Cont.LinkLocation,(DWORD *)RecompPos);
Section->Cont.LinkLocation = NULL;
if (Section->Cont.LinkLocation2 != NULL) {
SetJump32((DWORD *)Section->Cont.LinkLocation2,(DWORD *)RecompPos);
Section->Cont.LinkLocation2 = NULL;
}
Section->Cont.FallThrough = TRUE;
}
}
for (count = 1; count < 10; count ++) { x86Protected(count) = FALSE; }
memcpy(&RegBeforeDelay,&Section->RegWorking,sizeof(REG_INFO));
}
NextInstruction = DO_DELAY_SLOT;
} else if (NextInstruction == DELAY_SLOT_DONE ) {
if (EffectDelaySlot) {
JUMP_INFO * FallInfo = Section->Jump.FallThrough?&Section->Jump:&Section->Cont;
JUMP_INFO * JumpInfo = Section->Jump.FallThrough?&Section->Cont:&Section->Jump;
if (FallInfo->FallThrough && !FallInfo->DoneDelaySlot) {
if (FallInfo == &Section->Jump) {
if (Section->JumpSection != NULL) {
sprintf(JumpLabel,"Section_%d",((BLOCK_SECTION *)Section->JumpSection)->SectionID);
} else {
strcpy(JumpLabel,"ExitBlock");
}
} else {
if (Section->ContinueSection != NULL) {
sprintf(ContLabel,"Section_%d",((BLOCK_SECTION *)Section->ContinueSection)->SectionID);
} else {
strcpy(ContLabel,"ExitBlock");
}
}
for (count = 1; count < 10; count ++) { x86Protected(count) = FALSE; }
memcpy(&FallInfo->RegSet,&Section->RegWorking,sizeof(REG_INFO));
FallInfo->DoneDelaySlot = TRUE;
if (!JumpInfo->DoneDelaySlot) {
FallInfo->FallThrough = FALSE;
JmpLabel32(FallInfo->BranchLabel,0);
FallInfo->LinkLocation = RecompPos - 4;
if (JumpInfo->LinkLocation != NULL) {
CPU_Message(" %s:",JumpInfo->BranchLabel);
SetJump32((DWORD *)JumpInfo->LinkLocation,(DWORD *)RecompPos);
JumpInfo->LinkLocation = NULL;
if (JumpInfo->LinkLocation2 != NULL) {
SetJump32((DWORD *)JumpInfo->LinkLocation2,(DWORD *)RecompPos);
JumpInfo->LinkLocation2 = NULL;
}
JumpInfo->FallThrough = TRUE;
NextInstruction = DO_DELAY_SLOT;
memcpy(&Section->RegWorking,&RegBeforeDelay,sizeof(REG_INFO));
return;
}
}
}
} else {
int count;
CompareFunc(Section);
for (count = 1; count < 10; count ++) { x86Protected(count) = FALSE; }
memcpy(&Section->Cont.RegSet,&Section->RegWorking,sizeof(REG_INFO));
memcpy(&Section->Jump.RegSet,&Section->RegWorking,sizeof(REG_INFO));
}
GenerateSectionLinkage(Section);
NextInstruction = END_BLOCK;
} else {
#ifndef EXTERNAL_RELEASE
DisplayError("WTF\n\nBranch\nNextInstruction = %X", NextInstruction);
#endif
}
}
void Compile_R4300i_BranchLikely (BLOCK_SECTION * Section, void (*CompareFunc)(BLOCK_SECTION * Section), BOOL Link) {
static char ContLabel[100], JumpLabel[100];
int count;
if ( NextInstruction == NORMAL ) {
CPU_Message(" %X %s",Section->CompilePC,R4300iOpcodeName(Opcode.Hex,Section->CompilePC));
if (Section->ContinueSection != NULL) {
sprintf(ContLabel,"Section_%d",((BLOCK_SECTION *)Section->ContinueSection)->SectionID);
} else {
strcpy(ContLabel,"ExitBlock");
}
if (Section->JumpSection != NULL) {
sprintf(JumpLabel,"Section_%d",((BLOCK_SECTION *)Section->JumpSection)->SectionID);
} else {
strcpy(JumpLabel,"ExitBlock");
}
Section->Jump.TargetPC = Section->CompilePC + ((short)Opcode.offset << 2) + 4;
Section->Jump.BranchLabel = JumpLabel;
Section->Jump.FallThrough = TRUE;
Section->Jump.LinkLocation = NULL;
Section->Jump.LinkLocation2 = NULL;
Section->Cont.TargetPC = Section->CompilePC + 8;
Section->Cont.BranchLabel = ContLabel;
Section->Cont.FallThrough = FALSE;
Section->Cont.LinkLocation = NULL;
Section->Cont.LinkLocation2 = NULL;
if (Link) {
UnMap_GPR(Section, 31, FALSE);
MipsRegLo(31) = Section->CompilePC + 8;
MipsRegState(31) = STATE_CONST_32;
}
CompareFunc(Section);
for (count = 1; count < 10; count ++) { x86Protected(count) = FALSE; }
memcpy(&Section->Cont.RegSet,&Section->RegWorking,sizeof(REG_INFO));
if (Section->Cont.FallThrough) {
if (Section->Jump.LinkLocation != NULL) {
#ifndef EXTERNAL_RELEASE
DisplayError("WTF .. problem with Compile_R4300i_BranchLikely");
#endif
}
GenerateSectionLinkage(Section);
NextInstruction = END_BLOCK;
} else {
if ((Section->CompilePC & 0xFFC) == 0xFFC) {
Section->Jump.FallThrough = FALSE;
if (Section->Jump.LinkLocation != NULL) {
SetJump32(Section->Jump.LinkLocation,RecompPos);
Section->Jump.LinkLocation = NULL;
if (Section->Jump.LinkLocation2 != NULL) {
SetJump32(Section->Jump.LinkLocation2,RecompPos);
Section->Jump.LinkLocation2 = NULL;
}
}
JmpLabel32("DoDelaySlot",0);
Section->Jump.LinkLocation = RecompPos - 4;
CPU_Message(" ");
CPU_Message(" %s:",Section->Cont.BranchLabel);
if (Section->Cont.LinkLocation != NULL) {
SetJump32(Section->Cont.LinkLocation,RecompPos);
Section->Cont.LinkLocation = NULL;
if (Section->Cont.LinkLocation2 != NULL) {
SetJump32(Section->Cont.LinkLocation2,RecompPos);
Section->Cont.LinkLocation2 = NULL;
}
}
CompileExit (Section->CompilePC + 8,Section->RegWorking,Normal,TRUE,NULL);
CPU_Message(" ");
CPU_Message(" DoDelaySlot");
GenerateSectionLinkage(Section);
NextInstruction = END_BLOCK;
} else {
NextInstruction = DO_DELAY_SLOT;
}
}
} else if (NextInstruction == DELAY_SLOT_DONE ) {
for (count = 1; count < 10; count ++) { x86Protected(count) = FALSE; }
memcpy(&Section->Jump.RegSet,&Section->RegWorking,sizeof(REG_INFO));
GenerateSectionLinkage(Section);
NextInstruction = END_BLOCK;
} else {
#ifndef EXTERNAL_RELEASE
DisplayError("WTF\n\nBranchLikely\nNextInstruction = %X", NextInstruction);
#endif
}
}
void BNE_Compare (BLOCK_SECTION * Section) {
BYTE *Jump;
if (IsKnown(Opcode.rs) && IsKnown(Opcode.rt)) {
if (IsConst(Opcode.rs) && IsConst(Opcode.rt)) {
if (Is64Bit(Opcode.rs) || Is64Bit(Opcode.rt)) {
Compile_R4300i_UnknownOpcode(Section);
} else if (MipsRegLo(Opcode.rs) != MipsRegLo(Opcode.rt)) {
Section->Jump.FallThrough = TRUE;
Section->Cont.FallThrough = FALSE;
} else {
Section->Jump.FallThrough = FALSE;
Section->Cont.FallThrough = TRUE;
}
} else if (IsMapped(Opcode.rs) && IsMapped(Opcode.rt)) {
if (Is64Bit(Opcode.rs) || Is64Bit(Opcode.rt)) {
ProtectGPR(Section,Opcode.rs);
ProtectGPR(Section,Opcode.rt);
CompX86RegToX86Reg(
Is32Bit(Opcode.rs)?Map_TempReg(Section,x86_Any,Opcode.rs,TRUE):MipsRegHi(Opcode.rs),
Is32Bit(Opcode.rt)?Map_TempReg(Section,x86_Any,Opcode.rt,TRUE):MipsRegHi(Opcode.rt)
);
if (Section->Jump.FallThrough) {
JneLabel8("continue",0);
Jump = RecompPos - 1;
} else {
JneLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
}
CompX86RegToX86Reg(MipsRegLo(Opcode.rs),MipsRegLo(Opcode.rt));
if (Section->Cont.FallThrough) {
JneLabel32 ( Section->Jump.BranchLabel, 0 );
Section->Jump.LinkLocation2 = RecompPos - 4;
} else if (Section->Jump.FallThrough) {
JeLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
CPU_Message(" ");
CPU_Message(" continue:");
SetJump8(Jump,RecompPos);
} else {
JeLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
JmpLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation2 = RecompPos - 4;
}
} else {
CompX86RegToX86Reg(MipsRegLo(Opcode.rs),MipsRegLo(Opcode.rt));
if (Section->Cont.FallThrough) {
JneLabel32 ( Section->Jump.BranchLabel, 0 );
Section->Jump.LinkLocation = RecompPos - 4;
} else if (Section->Jump.FallThrough) {
JeLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
} else {
JeLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
JmpLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
}
}
} else {
DWORD ConstReg = IsConst(Opcode.rt)?Opcode.rt:Opcode.rs;
DWORD MappedReg = IsConst(Opcode.rt)?Opcode.rs:Opcode.rt;
if (Is64Bit(ConstReg) || Is64Bit(MappedReg)) {
if (Is32Bit(ConstReg) || Is32Bit(MappedReg)) {
ProtectGPR(Section,MappedReg);
if (Is32Bit(MappedReg)) {
CompConstToX86reg(Map_TempReg(Section,x86_Any,MappedReg,TRUE),MipsRegHi(ConstReg));
} else {
CompConstToX86reg(MipsRegHi(MappedReg),(int)MipsRegLo(ConstReg) >> 31);
}
} else {
CompConstToX86reg(MipsRegHi(MappedReg),MipsRegHi(ConstReg));
}
if (Section->Jump.FallThrough) {
JneLabel8("continue",0);
Jump = RecompPos - 1;
} else {
JneLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
}
if (MipsRegLo(ConstReg) == 0) {
OrX86RegToX86Reg(MipsRegLo(MappedReg),MipsRegLo(MappedReg));
} else {
CompConstToX86reg(MipsRegLo(MappedReg),MipsRegLo(ConstReg));
}
if (Section->Cont.FallThrough) {
JneLabel32 ( Section->Jump.BranchLabel, 0 );
Section->Jump.LinkLocation2 = RecompPos - 4;
} else if (Section->Jump.FallThrough) {
JeLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
CPU_Message(" ");
CPU_Message(" continue:");
SetJump8(Jump,RecompPos);
} else {
JeLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
JmpLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation2 = RecompPos - 4;
}
} else {
if (MipsRegLo(ConstReg) == 0) {
OrX86RegToX86Reg(MipsRegLo(MappedReg),MipsRegLo(MappedReg));
} else {
CompConstToX86reg(MipsRegLo(MappedReg),MipsRegLo(ConstReg));
}
if (Section->Cont.FallThrough) {
JneLabel32 ( Section->Jump.BranchLabel, 0 );
Section->Jump.LinkLocation = RecompPos - 4;
} else if (Section->Jump.FallThrough) {
JeLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
} else {
JeLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
JmpLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
}
}
}
} else if (IsKnown(Opcode.rs) || IsKnown(Opcode.rt)) {
DWORD KnownReg = IsKnown(Opcode.rt)?Opcode.rt:Opcode.rs;
DWORD UnknownReg = IsKnown(Opcode.rt)?Opcode.rs:Opcode.rt;
if (IsConst(KnownReg)) {
if (Is64Bit(KnownReg)) {
CompConstToVariable(MipsRegHi(KnownReg),&GPR[UnknownReg].W[1],GPR_NameHi[UnknownReg]);
} else if (IsSigned(KnownReg)) {
CompConstToVariable(((int)MipsRegLo(KnownReg) >> 31),&GPR[UnknownReg].W[1],GPR_NameHi[UnknownReg]);
} else {
CompConstToVariable(0,&GPR[UnknownReg].W[1],GPR_NameHi[UnknownReg]);
}
} else {
if (Is64Bit(KnownReg)) {
CompX86regToVariable(MipsRegHi(KnownReg),&GPR[UnknownReg].W[1],GPR_NameHi[UnknownReg]);
} else if (IsSigned(KnownReg)) {
ProtectGPR(Section,KnownReg);
CompX86regToVariable(Map_TempReg(Section,x86_Any,KnownReg,TRUE),&GPR[UnknownReg].W[1],GPR_NameHi[UnknownReg]);
} else {
CompConstToVariable(0,&GPR[UnknownReg].W[1],GPR_NameHi[UnknownReg]);
}
}
if (Section->Jump.FallThrough) {
JneLabel8("continue",0);
Jump = RecompPos - 1;
} else {
JneLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
}
if (IsConst(KnownReg)) {
CompConstToVariable(MipsRegLo(KnownReg),&GPR[UnknownReg].W[0],GPR_NameLo[UnknownReg]);
} else {
CompX86regToVariable(MipsRegLo(KnownReg),&GPR[UnknownReg].W[0],GPR_NameLo[UnknownReg]);
}
if (Section->Cont.FallThrough) {
JneLabel32 ( Section->Jump.BranchLabel, 0 );
Section->Jump.LinkLocation2 = RecompPos - 4;
} else if (Section->Jump.FallThrough) {
JeLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
CPU_Message(" ");
CPU_Message(" continue:");
SetJump8(Jump,RecompPos);
} else {
JeLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
JmpLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation2 = RecompPos - 4;
}
} else {
int x86Reg;
x86Reg = Map_TempReg(Section,x86_Any,Opcode.rt,TRUE);
CompX86regToVariable(x86Reg,&GPR[Opcode.rs].W[1],GPR_NameHi[Opcode.rs]);
if (Section->Jump.FallThrough) {
JneLabel8("continue",0);
Jump = RecompPos - 1;
} else {
JneLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
}
x86Reg = Map_TempReg(Section,x86Reg,Opcode.rt,FALSE);
CompX86regToVariable(x86Reg,&GPR[Opcode.rs].W[0],GPR_NameLo[Opcode.rs]);
if (Section->Cont.FallThrough) {
JneLabel32 ( Section->Jump.BranchLabel, 0 );
Section->Jump.LinkLocation2 = RecompPos - 4;
} else if (Section->Jump.FallThrough) {
JeLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
CPU_Message(" ");
CPU_Message(" continue:");
SetJump8(Jump,RecompPos);
} else {
JeLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
JmpLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation2 = RecompPos - 4;
}
}
}
void BEQ_Compare (BLOCK_SECTION * Section) {
BYTE *Jump;
if (IsKnown(Opcode.rs) && IsKnown(Opcode.rt)) {
if (IsConst(Opcode.rs) && IsConst(Opcode.rt)) {
if (Is64Bit(Opcode.rs) || Is64Bit(Opcode.rt)) {
Compile_R4300i_UnknownOpcode(Section);
} else if (MipsRegLo(Opcode.rs) == MipsRegLo(Opcode.rt)) {
Section->Jump.FallThrough = TRUE;
Section->Cont.FallThrough = FALSE;
} else {
Section->Jump.FallThrough = FALSE;
Section->Cont.FallThrough = TRUE;
}
} else if (IsMapped(Opcode.rs) && IsMapped(Opcode.rt)) {
if (Is64Bit(Opcode.rs) || Is64Bit(Opcode.rt)) {
ProtectGPR(Section,Opcode.rs);
ProtectGPR(Section,Opcode.rt);
CompX86RegToX86Reg(
Is32Bit(Opcode.rs)?Map_TempReg(Section,x86_Any,Opcode.rs,TRUE):MipsRegHi(Opcode.rs),
Is32Bit(Opcode.rt)?Map_TempReg(Section,x86_Any,Opcode.rt,TRUE):MipsRegHi(Opcode.rt)
);
if (Section->Cont.FallThrough) {
JneLabel8("continue",0);
Jump = RecompPos - 1;
} else {
JneLabel32(Section->Cont.BranchLabel,0);
Section->Cont.LinkLocation = RecompPos - 4;
}
CompX86RegToX86Reg(MipsRegLo(Opcode.rs),MipsRegLo(Opcode.rt));
if (Section->Cont.FallThrough) {
JeLabel32 ( Section->Jump.BranchLabel, 0 );
Section->Jump.LinkLocation = RecompPos - 4;
CPU_Message(" ");
CPU_Message(" continue:");
SetJump8(Jump,RecompPos);
} else if (Section->Jump.FallThrough) {
JneLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation2 = RecompPos - 4;
} else {
JneLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation2 = RecompPos - 4;
JmpLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
}
} else {
CompX86RegToX86Reg(MipsRegLo(Opcode.rs),MipsRegLo(Opcode.rt));
if (Section->Cont.FallThrough) {
JeLabel32 ( Section->Jump.BranchLabel, 0 );
Section->Jump.LinkLocation = RecompPos - 4;
} else if (Section->Jump.FallThrough) {
JneLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
} else {
JneLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
JmpLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
}
}
} else {
DWORD ConstReg = IsConst(Opcode.rt)?Opcode.rt:Opcode.rs;
DWORD MappedReg = IsConst(Opcode.rt)?Opcode.rs:Opcode.rt;
if (Is64Bit(ConstReg) || Is64Bit(MappedReg)) {
if (Is32Bit(ConstReg) || Is32Bit(MappedReg)) {
if (Is32Bit(MappedReg)) {
ProtectGPR(Section,MappedReg);
CompConstToX86reg(Map_TempReg(Section,x86_Any,MappedReg,TRUE),MipsRegHi(ConstReg));
} else {
CompConstToX86reg(MipsRegHi(MappedReg),(int)MipsRegLo(ConstReg) >> 31);
}
} else {
CompConstToX86reg(MipsRegHi(MappedReg),MipsRegHi(ConstReg));
}
if (Section->Cont.FallThrough) {
JneLabel8("continue",0);
Jump = RecompPos - 1;
} else {
JneLabel32(Section->Cont.BranchLabel,0);
Section->Cont.LinkLocation = RecompPos - 4;
}
if (MipsRegLo(ConstReg) == 0) {
OrX86RegToX86Reg(MipsRegLo(MappedReg),MipsRegLo(MappedReg));
} else {
CompConstToX86reg(MipsRegLo(MappedReg),MipsRegLo(ConstReg));
}
if (Section->Cont.FallThrough) {
JeLabel32 ( Section->Jump.BranchLabel, 0 );
Section->Jump.LinkLocation = RecompPos - 4;
CPU_Message(" ");
CPU_Message(" continue:");
SetJump8(Jump,RecompPos);
} else if (Section->Jump.FallThrough) {
JneLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation2 = RecompPos - 4;
} else {
JneLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation2 = RecompPos - 4;
JmpLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
}
} else {
if (MipsRegLo(ConstReg) == 0) {
OrX86RegToX86Reg(MipsRegLo(MappedReg),MipsRegLo(MappedReg));
} else {
CompConstToX86reg(MipsRegLo(MappedReg),MipsRegLo(ConstReg));
}
if (Section->Cont.FallThrough) {
JeLabel32 ( Section->Jump.BranchLabel, 0 );
Section->Jump.LinkLocation = RecompPos - 4;
} else if (Section->Jump.FallThrough) {
JneLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
} else {
JneLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
JmpLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
}
}
}
} else if (IsKnown(Opcode.rs) || IsKnown(Opcode.rt)) {
DWORD KnownReg = IsKnown(Opcode.rt)?Opcode.rt:Opcode.rs;
DWORD UnknownReg = IsKnown(Opcode.rt)?Opcode.rs:Opcode.rt;
if (IsConst(KnownReg)) {
if (Is64Bit(KnownReg)) {
CompConstToVariable(MipsRegHi(KnownReg),&GPR[UnknownReg].W[1],GPR_NameHi[UnknownReg]);
} else if (IsSigned(KnownReg)) {
CompConstToVariable((int)MipsRegLo(KnownReg) >> 31,&GPR[UnknownReg].W[1],GPR_NameHi[UnknownReg]);
} else {
CompConstToVariable(0,&GPR[UnknownReg].W[1],GPR_NameHi[UnknownReg]);
}
} else {
ProtectGPR(Section,KnownReg);
if (Is64Bit(KnownReg)) {
CompX86regToVariable(MipsRegHi(KnownReg),&GPR[UnknownReg].W[1],GPR_NameHi[UnknownReg]);
} else if (IsSigned(KnownReg)) {
CompX86regToVariable(Map_TempReg(Section,x86_Any,KnownReg,TRUE),&GPR[UnknownReg].W[1],GPR_NameHi[UnknownReg]);
} else {
CompConstToVariable(0,&GPR[UnknownReg].W[1],GPR_NameHi[UnknownReg]);
}
}
if (Section->Cont.FallThrough) {
JneLabel8("continue",0);
Jump = RecompPos - 1;
} else {
JneLabel32(Section->Cont.BranchLabel,0);
Section->Cont.LinkLocation = RecompPos - 4;
}
if (IsConst(KnownReg)) {
CompConstToVariable(MipsRegLo(KnownReg),&GPR[UnknownReg].W[0],GPR_NameLo[UnknownReg]);
} else {
CompX86regToVariable(MipsRegLo(KnownReg),&GPR[UnknownReg].W[0],GPR_NameLo[UnknownReg]);
}
if (Section->Cont.FallThrough) {
JeLabel32 ( Section->Jump.BranchLabel, 0 );
Section->Jump.LinkLocation = RecompPos - 4;
CPU_Message(" ");
CPU_Message(" continue:");
SetJump8(Jump,RecompPos);
} else if (Section->Jump.FallThrough) {
JneLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation2 = RecompPos - 4;
} else {
JneLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation2 = RecompPos - 4;
JmpLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
}
} else {
int x86Reg = Map_TempReg(Section,x86_Any,Opcode.rs,TRUE);
CompX86regToVariable(x86Reg,&GPR[Opcode.rt].W[1],GPR_NameHi[Opcode.rt]);
if (Section->Cont.FallThrough) {
JneLabel8("continue",0);
Jump = RecompPos - 1;
} else {
JneLabel32(Section->Cont.BranchLabel,0);
Section->Cont.LinkLocation = RecompPos - 4;
}
CompX86regToVariable(Map_TempReg(Section,x86Reg,Opcode.rs,FALSE),&GPR[Opcode.rt].W[0],GPR_NameLo[Opcode.rt]);
if (Section->Cont.FallThrough) {
JeLabel32 ( Section->Jump.BranchLabel, 0 );
Section->Jump.LinkLocation = RecompPos - 4;
CPU_Message(" ");
CPU_Message(" continue:");
SetJump8(Jump,RecompPos);
} else if (Section->Jump.FallThrough) {
JneLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation2 = RecompPos - 4;
} else {
JneLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation2 = RecompPos - 4;
JmpLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
}
}
}
void BGTZ_Compare (BLOCK_SECTION * Section) {
if (IsConst(Opcode.rs)) {
if (Is64Bit(Opcode.rs)) {
if (MipsReg_S(Opcode.rs) > 0) {
Section->Jump.FallThrough = TRUE;
Section->Cont.FallThrough = FALSE;
} else {
Section->Jump.FallThrough = FALSE;
Section->Cont.FallThrough = TRUE;
}
} else {
if (MipsRegLo_S(Opcode.rs) > 0) {
Section->Jump.FallThrough = TRUE;
Section->Cont.FallThrough = FALSE;
} else {
Section->Jump.FallThrough = FALSE;
Section->Cont.FallThrough = TRUE;
}
}
} else if (IsMapped(Opcode.rs) && Is32Bit(Opcode.rs)) {
CompConstToX86reg(MipsRegLo(Opcode.rs),0);
if (Section->Jump.FallThrough) {
JleLabel32 (Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
} else if (Section->Cont.FallThrough) {
JgLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
} else {
JleLabel32 (Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
JmpLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
}
} else {
BYTE *Jump;
if (IsMapped(Opcode.rs)) {
CompConstToX86reg(MipsRegHi(Opcode.rs),0);
} else {
CompConstToVariable(0,&GPR[Opcode.rs].W[1],GPR_NameHi[Opcode.rs]);
}
if (Section->Jump.FallThrough) {
JlLabel32 (Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
JgLabel8("continue",0);
Jump = RecompPos - 1;
} else if (Section->Cont.FallThrough) {
JlLabel8("continue",0);
Jump = RecompPos - 1;
JgLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
} else {
JlLabel32 (Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
JgLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
}
if (IsMapped(Opcode.rs)) {
CompConstToX86reg(MipsRegLo(Opcode.rs),0);
} else {
CompConstToVariable(0,&GPR[Opcode.rs].W[0],GPR_NameLo[Opcode.rs]);
}
if (Section->Jump.FallThrough) {
JeLabel32 (Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation2 = RecompPos - 4;
CPU_Message(" continue:");
*((BYTE *)(Jump))=(BYTE)(RecompPos - Jump - 1);
} else if (Section->Cont.FallThrough) {
JneLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
CPU_Message(" continue:");
*((BYTE *)(Jump))=(BYTE)(RecompPos - Jump - 1);
} else {
JneLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
JmpLabel32 (Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation2 = RecompPos - 4;
}
}
}
void BLEZ_Compare (BLOCK_SECTION * Section) {
if (IsConst(Opcode.rs)) {
if (Is64Bit(Opcode.rs)) {
if (MipsReg_S(Opcode.rs) <= 0) {
Section->Jump.FallThrough = TRUE;
Section->Cont.FallThrough = FALSE;
} else {
Section->Jump.FallThrough = FALSE;
Section->Cont.FallThrough = TRUE;
}
} else if (IsSigned(Opcode.rs)) {
if (MipsRegLo_S(Opcode.rs) <= 0) {
Section->Jump.FallThrough = TRUE;
Section->Cont.FallThrough = FALSE;
} else {
Section->Jump.FallThrough = FALSE;
Section->Cont.FallThrough = TRUE;
}
} else {
if (MipsRegLo(Opcode.rs) == 0) {
Section->Jump.FallThrough = TRUE;
Section->Cont.FallThrough = FALSE;
} else {
Section->Jump.FallThrough = FALSE;
Section->Cont.FallThrough = TRUE;
}
}
} else {
if (IsMapped(Opcode.rs) && Is32Bit(Opcode.rs)) {
CompConstToX86reg(MipsRegLo(Opcode.rs),0);
if (Section->Jump.FallThrough) {
JgLabel32 (Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
} else if (Section->Cont.FallThrough) {
JleLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
} else {
JgLabel32 (Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
JmpLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
}
} else {
BYTE *Jump;
if (IsMapped(Opcode.rs)) {
CompConstToX86reg(MipsRegHi(Opcode.rs),0);
} else {
CompConstToVariable(0,&GPR[Opcode.rs].W[1],GPR_NameHi[Opcode.rs]);
}
if (Section->Jump.FallThrough) {
JgLabel32 (Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
JlLabel8("Continue",0);
Jump = RecompPos - 1;
} else if (Section->Cont.FallThrough) {
JgLabel8("Continue",0);
Jump = RecompPos - 1;
JlLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
} else {
JgLabel32 (Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
JlLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
}
if (IsMapped(Opcode.rs)) {
CompConstToX86reg(MipsRegLo(Opcode.rs),0);
} else {
CompConstToVariable(0,&GPR[Opcode.rs].W[0],GPR_NameLo[Opcode.rs]);
}
if (Section->Jump.FallThrough) {
JneLabel32 (Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation2 = RecompPos - 4;
CPU_Message(" continue:");
*((BYTE *)(Jump))=(BYTE)(RecompPos - Jump - 1);
} else if (Section->Cont.FallThrough) {
JeLabel32 (Section->Jump.BranchLabel, 0 );
Section->Jump.LinkLocation2 = RecompPos - 4;
CPU_Message(" continue:");
*((BYTE *)(Jump))=(BYTE)(RecompPos - Jump - 1);
} else {
JneLabel32 (Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation2 = RecompPos - 4;
JmpLabel32("BranchToJump",0);
Section->Jump.LinkLocation2 = RecompPos - 4;
}
}
}
}
void BLTZ_Compare (BLOCK_SECTION * Section) {
if (IsConst(Opcode.rs)) {
if (Is64Bit(Opcode.rs)) {
if (MipsReg_S(Opcode.rs) < 0) {
Section->Jump.FallThrough = TRUE;
Section->Cont.FallThrough = FALSE;
} else {
Section->Jump.FallThrough = FALSE;
Section->Cont.FallThrough = TRUE;
}
} else if (IsSigned(Opcode.rs)) {
if (MipsRegLo_S(Opcode.rs) < 0) {
Section->Jump.FallThrough = TRUE;
Section->Cont.FallThrough = FALSE;
} else {
Section->Jump.FallThrough = FALSE;
Section->Cont.FallThrough = TRUE;
}
} else {
Section->Jump.FallThrough = FALSE;
Section->Cont.FallThrough = TRUE;
}
} else if (IsMapped(Opcode.rs)) {
if (Is64Bit(Opcode.rs)) {
CompConstToX86reg(MipsRegHi(Opcode.rs),0);
if (Section->Jump.FallThrough) {
JgeLabel32 (Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
} else if (Section->Cont.FallThrough) {
JlLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
} else {
JgeLabel32 (Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
JmpLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
}
} else if (IsSigned(Opcode.rs)) {
CompConstToX86reg(MipsRegLo(Opcode.rs),0);
if (Section->Jump.FallThrough) {
JgeLabel32 (Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
} else if (Section->Cont.FallThrough) {
JlLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
} else {
JgeLabel32 (Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
JmpLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
}
} else {
Section->Jump.FallThrough = FALSE;
Section->Cont.FallThrough = TRUE;
}
} else if (IsUnknown(Opcode.rs)) {
CompConstToVariable(0,&GPR[Opcode.rs].W[1],GPR_NameHi[Opcode.rs]);
if (Section->Jump.FallThrough) {
JgeLabel32 (Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
} else if (Section->Cont.FallThrough) {
JlLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
} else {
JlLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
JmpLabel32 (Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
}
}
}
void BGEZ_Compare (BLOCK_SECTION * Section) {
if (IsConst(Opcode.rs)) {
if (Is64Bit(Opcode.rs)) {
#ifndef EXTERNAL_RELEASE
DisplayError("BGEZ 1");
#endif
Compile_R4300i_UnknownOpcode(Section);
} else if IsSigned(Opcode.rs) {
if (MipsRegLo_S(Opcode.rs) >= 0) {
Section->Jump.FallThrough = TRUE;
Section->Cont.FallThrough = FALSE;
} else {
Section->Jump.FallThrough = FALSE;
Section->Cont.FallThrough = TRUE;
}
} else {
Section->Jump.FallThrough = TRUE;
Section->Cont.FallThrough = FALSE;
}
} else if (IsMapped(Opcode.rs)) {
if (Is64Bit(Opcode.rs)) {
CompConstToX86reg(MipsRegHi(Opcode.rs),0);
if (Section->Cont.FallThrough) {
JgeLabel32 ( Section->Jump.BranchLabel, 0 );
Section->Jump.LinkLocation = RecompPos - 4;
} else if (Section->Jump.FallThrough) {
JlLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
} else {
JlLabel32 ( Section->Cont.BranchLabel, 0 );
Section->Cont.LinkLocation = RecompPos - 4;
JmpLabel32(Section->Jump.BranchLabel,0);
Section->Jump.LinkLocation = RecompPos - 4;
}
} else if (IsSigned(Opcode.rs)) {
CompConstToX86reg(MipsRegLo(Opcode.rs),0);
if (Section->Cont.FallThrough) {
JgeLabel32 ( Section->Jump.BranchLabel, 0 );
Section->Jump.LinkLocation = RecompPos - 4;
} else if (Section->Jump.FallThrough) {
JlLabel32 ( Section->Cont.BranchLabel, 0 );