project64/Source/Project64/N64 System/Recompiler/Code Section.cpp

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#include "stdafx.h"
void InPermLoop ( void );
int DelaySlotEffectsCompare ( DWORD PC, DWORD Reg1, DWORD Reg2 );
int DelaySlotEffectsJump (DWORD JumpPC) {
OPCODE Command;
if (!_MMU->LW_VAddr(JumpPC, Command.Hex)) { return TRUE; }
switch (Command.op) {
case R4300i_SPECIAL:
switch (Command.funct) {
case R4300i_SPECIAL_JR: return DelaySlotEffectsCompare(JumpPC,Command.rs,0);
case R4300i_SPECIAL_JALR: return DelaySlotEffectsCompare(JumpPC,Command.rs,31);
}
break;
case R4300i_REGIMM:
switch (Command.rt) {
case R4300i_REGIMM_BLTZ:
case R4300i_REGIMM_BGEZ:
case R4300i_REGIMM_BLTZL:
case R4300i_REGIMM_BGEZL:
case R4300i_REGIMM_BLTZAL:
case R4300i_REGIMM_BGEZAL:
return DelaySlotEffectsCompare(JumpPC,Command.rs,0);
}
break;
case R4300i_JAL:
case R4300i_SPECIAL_JALR: return DelaySlotEffectsCompare(JumpPC,31,0); break;
case R4300i_J: return FALSE;
case R4300i_BEQ:
case R4300i_BNE:
case R4300i_BLEZ:
case R4300i_BGTZ:
return DelaySlotEffectsCompare(JumpPC,Command.rs,Command.rt);
case R4300i_CP1:
switch (Command.fmt) {
case R4300i_COP1_BC:
switch (Command.ft) {
case R4300i_COP1_BC_BCF:
case R4300i_COP1_BC_BCT:
case R4300i_COP1_BC_BCFL:
case R4300i_COP1_BC_BCTL:
{
int EffectDelaySlot;
OPCODE NewCommand;
if (!_MMU->LW_VAddr(JumpPC + 4, NewCommand.Hex)) { return TRUE; }
EffectDelaySlot = FALSE;
if (NewCommand.op == R4300i_CP1) {
if (NewCommand.fmt == R4300i_COP1_S && (NewCommand.funct & 0x30) == 0x30 ) {
EffectDelaySlot = TRUE;
}
if (NewCommand.fmt == R4300i_COP1_D && (NewCommand.funct & 0x30) == 0x30 ) {
EffectDelaySlot = TRUE;
}
}
return EffectDelaySlot;
}
break;
}
break;
}
break;
case R4300i_BEQL:
case R4300i_BNEL:
case R4300i_BLEZL:
case R4300i_BGTZL:
return DelaySlotEffectsCompare(JumpPC,Command.rs,Command.rt);
}
return TRUE;
}
CCodeSection::CCodeSection( CCodeBlock * CodeBlock, DWORD EnterPC, DWORD ID) :
m_BlockInfo(CodeBlock),
m_EnterPC(EnterPC),
m_SectionID(ID),
m_ContinueSection(NULL),
m_JumpSection(NULL),
m_LinkAllowed(true),
m_CompiledLocation(NULL),
m_DelaySlotSection(CodeBlock? CodeBlock->bDelaySlot() : false),
m_Test(0),
m_Test2(0),
m_InLoop(false)
{
if (&CodeBlock->EnterSection() == this)
{
m_LinkAllowed = false;
m_RegEnter.Initilize();
}
}
CCodeSection::~CCodeSection( void )
{
}
void CCodeSection::CompileExit ( DWORD JumpPC, DWORD TargetPC, CRegInfo ExitRegSet, CExitInfo::EXIT_REASON reason, int CompileNow, void (*x86Jmp)(const char * Label, DWORD Value))
{
if (!CompileNow)
{
char String[100];
sprintf(String,"Exit_%d",m_BlockInfo->m_ExitInfo.size());
if (x86Jmp == NULL)
{
DisplayError("CompileExit error");
ExitThread(0);
}
x86Jmp(String,0);
CExitInfo ExitInfo;
ExitInfo.ID = m_BlockInfo->m_ExitInfo.size();
ExitInfo.TargetPC = TargetPC;
ExitInfo.ExitRegSet = ExitRegSet;
ExitInfo.reason = reason;
ExitInfo.NextInstruction = m_NextInstruction;
ExitInfo.JumpLoc = (DWORD *)(m_RecompPos - 4);
m_BlockInfo->m_ExitInfo.push_back(ExitInfo);
return;
}
//CPU_Message("CompileExit: %d",reason);
ExitRegSet.WriteBackRegisters();
if (TargetPC != (DWORD)-1)
{
MoveConstToVariable(TargetPC,&_Reg->m_PROGRAM_COUNTER,"PROGRAM_COUNTER");
UpdateCounters(ExitRegSet,TargetPC <= JumpPC, reason == CExitInfo::Normal);
} else {
UpdateCounters(ExitRegSet,false,reason == CExitInfo::Normal);
}
switch (reason) {
case CExitInfo::Normal: case CExitInfo::Normal_NoSysCheck:
ExitRegSet.SetBlockCycleCount(0);
if (TargetPC != (DWORD)-1)
{
if (TargetPC <= JumpPC && reason == CExitInfo::Normal)
{
CompileSystemCheck((DWORD)-1,ExitRegSet);
}
} else {
if (reason == CExitInfo::Normal) { CompileSystemCheck((DWORD)-1,ExitRegSet); }
}
if (_SyncSystem)
{
Call_Direct(SyncSystem, "SyncSystem");
}
#ifdef LinkBlocks
if (bSMM_ValidFunc == false)
{
if (LookUpMode() == FuncFind_ChangeMemory)
{
BreakPoint(__FILE__,__LINE__);
// BYTE * Jump, * Jump2;
// if (TargetPC >= 0x80000000 && TargetPC < 0xC0000000) {
// DWORD pAddr = TargetPC & 0x1FFFFFFF;
//
// MoveVariableToX86reg((BYTE *)RDRAM + pAddr,"RDRAM + pAddr",x86_EAX);
// Jump2 = NULL;
// } else {
// MoveConstToX86reg((TargetPC >> 12),x86_ECX);
// MoveConstToX86reg(TargetPC,x86_EBX);
// MoveVariableDispToX86Reg(TLB_ReadMap,"TLB_ReadMap",x86_ECX,x86_ECX,4);
// TestX86RegToX86Reg(x86_ECX,x86_ECX);
// JeLabel8("NoTlbEntry",0);
// Jump2 = m_RecompPos - 1;
// MoveX86regPointerToX86reg(x86_ECX, x86_EBX,x86_EAX);
// }
// MoveX86RegToX86Reg(x86_EAX,x86_ECX);
// AndConstToX86Reg(x86_ECX,0xFFFF0000);
// CompConstToX86reg(x86_ECX,0x7C7C0000);
// JneLabel8("NoCode",0);
// Jump = m_RecompPos - 1;
// AndConstToX86Reg(x86_EAX,0xFFFF);
// ShiftLeftSignImmed(x86_EAX,4);
// AddConstToX86Reg(x86_EAX,0xC);
// MoveVariableDispToX86Reg(OrigMem,"OrigMem",x86_ECX,x86_EAX,1);
// JmpDirectReg(x86_ECX);
// CPU_Message(" NoCode:");
// *((BYTE *)(Jump))=(BYTE)(m_RecompPos - Jump - 1);
// if (Jump2 != NULL) {
// CPU_Message(" NoTlbEntry:");
// *((BYTE *)(Jump2))=(BYTE)(m_RecompPos - Jump2 - 1);
// }
}
else if (LookUpMode() == FuncFind_VirtualLookup)
{
MoveConstToX86reg(TargetPC,x86_EDX);
MoveConstToX86reg((DWORD)&m_Functions,x86_ECX);
Call_Direct(AddressOf(&CFunctionMap::CompilerFindFunction), "CFunctionMap::CompilerFindFunction");
MoveX86RegToX86Reg(x86_EAX,x86_ECX);
JecxzLabel8("NullPointer",0);
BYTE * Jump = m_RecompPos - 1;
MoveX86PointerToX86regDisp(x86_EBX,x86_ECX,0xC);
JmpDirectReg(x86_EBX);
CPU_Message(" NullPointer:");
*((BYTE *)(Jump))=(BYTE)(m_RecompPos - Jump - 1);
}
else if (LookUpMode() == FuncFind_PhysicalLookup)
{
BYTE * Jump2 = NULL;
if (TargetPC >= 0x80000000 && TargetPC < 0x90000000) {
DWORD pAddr = TargetPC & 0x1FFFFFFF;
MoveVariableToX86reg((BYTE *)JumpTable + pAddr,"JumpTable + pAddr",x86_ECX);
} else if (TargetPC >= 0x90000000 && TargetPC < 0xC0000000) {
} else {
MoveConstToX86reg((TargetPC >> 12),x86_ECX);
MoveConstToX86reg(TargetPC,x86_EBX);
MoveVariableDispToX86Reg(TLB_ReadMap,"TLB_ReadMap",x86_ECX,x86_ECX,4);
TestX86RegToX86Reg(x86_ECX,x86_ECX);
JeLabel8("NoTlbEntry",0);
Jump2 = m_RecompPos - 1;
AddConstToX86Reg(x86_ECX,(DWORD)JumpTable - (DWORD)RDRAM);
MoveX86regPointerToX86reg(x86_ECX, x86_EBX,x86_ECX);
}
if (TargetPC < 0x90000000 || TargetPC >= 0xC0000000)
{
JecxzLabel8("NullPointer",0);
BYTE * Jump = m_RecompPos - 1;
MoveX86PointerToX86regDisp(x86_EAX,x86_ECX,0xC);
JmpDirectReg(x86_EAX);
CPU_Message(" NullPointer:");
*((BYTE *)(Jump))=(BYTE)(m_RecompPos - Jump - 1);
if (Jump2 != NULL) {
CPU_Message(" NoTlbEntry:");
*((BYTE *)(Jump2))=(BYTE)(m_RecompPos - Jump2 - 1);
}
}
}
}
ExitCodeBlock();
#else
ExitCodeBlock();
#endif
break;
case CExitInfo::DoCPU_Action:
MoveConstToX86reg((DWORD)_SystemEvents,x86_ECX);
Call_Direct(AddressOf(&CSystemEvents::ExecuteEvents),"CSystemEvents::ExecuteEvents");
if (_SyncSystem) { Call_Direct(SyncSystem, "SyncSystem"); }
ExitCodeBlock();
break;
case CExitInfo::DoSysCall:
{
bool bDelay = m_NextInstruction == JUMP || m_NextInstruction == DELAY_SLOT;
PushImm32(bDelay ? "true" : "false", bDelay);
MoveConstToX86reg((DWORD)_Reg,x86_ECX);
Call_Direct(AddressOf(&CRegisters::DoSysCallException), "CRegisters::DoSysCallException");
if (_SyncSystem) { Call_Direct(SyncSystem, "SyncSystem"); }
ExitCodeBlock();
}
break;
case CExitInfo::COP1_Unuseable:
{
bool bDelay = m_NextInstruction == JUMP || m_NextInstruction == DELAY_SLOT;
PushImm32("1",1);
PushImm32(bDelay ? "true" : "false", bDelay);
MoveConstToX86reg((DWORD)_Reg,x86_ECX);
Call_Direct(AddressOf(&CRegisters::DoCopUnusableException), "CRegisters::DoCopUnusableException");
if (_SyncSystem) { Call_Direct(SyncSystem, "SyncSystem"); }
ExitCodeBlock();
}
break;
case CExitInfo::ExitResetRecompCode:
_Notify->BreakPoint(__FILE__,__LINE__);
#ifdef tofix
if (m_NextInstruction == JUMP || m_NextInstruction == DELAY_SLOT) {
X86BreakPoint(__FILE__,__LINE__);
}
if (_SyncSystem) { Call_Direct(SyncSystem, "SyncSystem"); }
X86BreakPoint(__FILE__,__LINE__);
MoveVariableToX86reg(this,"this",x86_ECX);
Call_Direct(AddressOf(ResetRecompCode), "ResetRecompCode");
#endif
ExitCodeBlock();
break;
case CExitInfo::TLBReadMiss:
_Notify->BreakPoint(__FILE__,__LINE__);
#ifdef tofix
MoveConstToX86reg(m_NextInstruction == JUMP || m_NextInstruction == DELAY_SLOT,x86_ECX);
MoveVariableToX86reg(&TLBLoadAddress,"TLBLoadAddress",x86_EDX);
Call_Direct(DoTLBMiss,"DoTLBMiss");
if (_SyncSystem) { Call_Direct(SyncSystem, "SyncSystem"); }
Ret();
#endif
break;
default:
DisplayError("how did you want to exit on reason (%d) ???",reason);
}
}
void CCodeSection::CompileSystemCheck (DWORD TargetPC, const CRegInfo & RegSet)
{
CompConstToVariable(0,(void *)&_SystemEvents->DoSomething(),"_SystemEvents->DoSomething()");
JeLabel32("Continue_From_Interrupt_Test",0);
DWORD * Jump = (DWORD *)(m_RecompPos - 4);
if (TargetPC != (DWORD)-1)
{
MoveConstToVariable(TargetPC,&_Reg->m_PROGRAM_COUNTER,"PROGRAM_COUNTER");
}
CCodeSection Section(NULL,-1,0);
Section.m_RegWorkingSet = RegSet;
Section.m_RegWorkingSet.WriteBackRegisters();
CompileExit(-1, -1,Section.m_RegWorkingSet,CExitInfo::DoCPU_Action,true,NULL);
CPU_Message("");
CPU_Message(" $Continue_From_Interrupt_Test:");
SetJump32(Jump,(DWORD *)m_RecompPos);
}
void CCodeSection::GenerateSectionLinkage (void)
{
CCodeSection * TargetSection[] = { m_ContinueSection, m_JumpSection };
CJumpInfo * JumpInfo[] = { &m_Cont, &m_Jump };
int count;
for (count = 0; count < 2; count ++)
{
if (JumpInfo[count]->LinkLocation == NULL &&
JumpInfo[count]->FallThrough == false)
{
JumpInfo[count]->TargetPC = -1;
}
}
if ((CompilePC() & 0xFFC) == 0xFFC) {
//Handle Fall througth
BYTE * Jump = NULL;
for (count = 0; count < 2; count ++) {
if (!JumpInfo[count]->FallThrough) { continue; }
JumpInfo[count]->FallThrough = false;
if (JumpInfo[count]->LinkLocation != NULL) {
SetJump32(JumpInfo[count]->LinkLocation,(DWORD *)m_RecompPos);
JumpInfo[count]->LinkLocation = NULL;
if (JumpInfo[count]->LinkLocation2 != NULL) {
SetJump32(JumpInfo[count]->LinkLocation2,(DWORD *)m_RecompPos);
JumpInfo[count]->LinkLocation2 = NULL;
}
}
PushImm32(stdstr_f("0x%08X",JumpInfo[count]->TargetPC).c_str(),JumpInfo[count]->TargetPC);
if (JumpInfo[(count + 1) & 1]->LinkLocation == NULL) { break; }
JmpLabel8("FinishBlock",0);
Jump = m_RecompPos - 1;
}
for (count = 0; count < 2; count ++) {
if (JumpInfo[count]->LinkLocation == NULL) { continue; }
JumpInfo[count]->FallThrough = false;
if (JumpInfo[count]->LinkLocation != NULL) {
SetJump32(JumpInfo[count]->LinkLocation,(DWORD *)m_RecompPos);
JumpInfo[count]->LinkLocation = NULL;
if (JumpInfo[count]->LinkLocation2 != NULL) {
SetJump32(JumpInfo[count]->LinkLocation2,(DWORD *)m_RecompPos);
JumpInfo[count]->LinkLocation2 = NULL;
}
}
PushImm32(stdstr_f("0x%08X",JumpInfo[count]->TargetPC).c_str(),JumpInfo[count]->TargetPC);
if (JumpInfo[(count + 1) & 1]->LinkLocation == NULL) { break; }
JmpLabel8("FinishBlock",0);
Jump = m_RecompPos - 1;
}
if (Jump != NULL) {
CPU_Message(" $FinishBlock:");
SetJump8(Jump,m_RecompPos);
}
//MoveConstToVariable(CompilePC() + 4,_PROGRAM_COUNTER,"PROGRAM_COUNTER");
m_RegWorkingSet.WriteBackRegisters();
UpdateCounters(m_RegWorkingSet,false,true);
// WriteBackRegisters(Section);
// if (_SyncSystem) { Call_Direct(SyncSystem, "SyncSystem"); }
// MoveConstToVariable(DELAY_SLOT,&m_NextInstruction,"m_NextInstruction");
PushImm32(stdstr_f("0x%08X",CompilePC() + 4).c_str(),CompilePC() + 4);
// check if there is an existing section
MoveConstToX86reg((DWORD)_Recompiler,x86_ECX);
Call_Direct(AddressOf(&CRecompiler::CompileDelaySlot), "CRecompiler::CompileDelaySlot");
JmpDirectReg(x86_EAX);
ExitCodeBlock();
return;
}
if (!g_UseLinking) {
if (CRecompilerOps::m_CompilePC == m_Jump.TargetPC && (m_Cont.FallThrough == false)) {
if (!DelaySlotEffectsJump(CompilePC())) {
MoveConstToVariable(CompilePC(),_PROGRAM_COUNTER,"PROGRAM_COUNTER");
m_RegWorkingSet.WriteBackRegisters();
UpdateCounters(m_RegWorkingSet,false, true);
Call_Direct(InPermLoop,"InPermLoop");
UpdateCounters(m_RegWorkingSet,true,true);
CompileSystemCheck(-1,m_RegWorkingSet);
}
}
}
if (TargetSection[0] != TargetSection[1] || TargetSection[0] == NULL) {
for (count = 0; count < 2; count ++) {
if (JumpInfo[count]->LinkLocation == NULL && JumpInfo[count]->FallThrough == false) {
if (TargetSection[count])
{
_Notify->BreakPoint(__FILE__,__LINE__);
#ifdef tofix
TargetSection[count]->UnlinkParent(Section,true, count == 0);
#endif
}
} else if (TargetSection[count] == NULL && JumpInfo[count]->FallThrough) {
if (JumpInfo[count]->LinkLocation != NULL) {
SetJump32(JumpInfo[count]->LinkLocation,(DWORD *)m_RecompPos);
JumpInfo[count]->LinkLocation = NULL;
if (JumpInfo[count]->LinkLocation2 != NULL) {
SetJump32(JumpInfo[count]->LinkLocation2,(DWORD *)m_RecompPos);
JumpInfo[count]->LinkLocation2 = NULL;
}
}
CompileExit (CompilePC(), JumpInfo[count]->TargetPC,JumpInfo[count]->RegSet,CExitInfo::Normal,true,NULL);
JumpInfo[count]->FallThrough = false;
} else if (TargetSection[count] != NULL && JumpInfo[count] != NULL) {
if (!JumpInfo[count]->FallThrough) { continue; }
if (JumpInfo[count]->TargetPC == TargetSection[count]->m_EnterPC) { continue; }
if (JumpInfo[count]->LinkLocation != NULL) {
SetJump32(JumpInfo[count]->LinkLocation,(DWORD *)m_RecompPos);
JumpInfo[count]->LinkLocation = NULL;
if (JumpInfo[count]->LinkLocation2 != NULL) {
SetJump32(JumpInfo[count]->LinkLocation2,(DWORD *)m_RecompPos);
JumpInfo[count]->LinkLocation2 = NULL;
}
}
CompileExit (CompilePC(), JumpInfo[count]->TargetPC,JumpInfo[count]->RegSet,CExitInfo::Normal,true,NULL);
//FreeSection(TargetSection[count],Section);
}
}
} else {
if (m_Cont.LinkLocation == NULL && m_Cont.FallThrough == false) { m_ContinueSection = NULL; }
if (m_Jump.LinkLocation == NULL && m_Jump.FallThrough == false) { m_JumpSection = NULL; }
if (m_JumpSection == NULL && m_ContinueSection == NULL) {
//FreeSection(TargetSection[0],Section);
}
}
TargetSection[0] = m_ContinueSection;
TargetSection[1] = m_JumpSection;
for (count = 0; count < 2; count ++) {
if (TargetSection[count] == NULL) { continue; }
if (!JumpInfo[count]->FallThrough) { continue; }
if (TargetSection[count]->m_CompiledLocation != NULL) {
char Label[100];
sprintf(Label,"Section_%d",TargetSection[count]->m_SectionID);
JumpInfo[count]->FallThrough = false;
if (JumpInfo[count]->LinkLocation != NULL) {
SetJump32(JumpInfo[count]->LinkLocation,(DWORD *)m_RecompPos);
JumpInfo[count]->LinkLocation = NULL;
if (JumpInfo[count]->LinkLocation2 != NULL) {
SetJump32(JumpInfo[count]->LinkLocation2,(DWORD *)m_RecompPos);
JumpInfo[count]->LinkLocation2 = NULL;
}
}
if (JumpInfo[count]->TargetPC <= CompilePC()) {
if (JumpInfo[count]->PermLoop) {
CPU_Message("PermLoop *** 1");
_Notify->BreakPoint(__FILE__,__LINE__);
#ifdef tofix
MoveConstToVariable(JumpInfo[count]->TargetPC,_PROGRAM_COUNTER,"PROGRAM_COUNTER");
JumpInfo[count]->RegSet.BlockCycleCount() -= g_CountPerOp;
UpdateCounters(&JumpInfo[count]->RegSet.BlockCycleCount(),&JumpInfo[count]->RegSet.BlockRandomModifier(), false);
Call_Direct(InPermLoop,"InPermLoop");
JumpInfo[count]->RegSet.BlockCycleCount() += g_CountPerOp;
UpdateCounters(&JumpInfo[count]->RegSet.BlockCycleCount(),&JumpInfo[count]->RegSet.BlockRandomModifier(), true);
CompileSystemCheck(-1,JumpInfo[count]->RegSet);
#endif
} else {
UpdateCounters(JumpInfo[count]->RegSet,true,true);
}
} else {
_Notify->BreakPoint(__FILE__,__LINE__);
#ifdef tofix
UpdateCounters(&JumpInfo[count]->RegSet.BlockCycleCount(), &JumpInfo[count]->RegSet.BlockRandomModifier(), false);
#endif
}
_Notify->BreakPoint(__FILE__,__LINE__);
#ifdef tofix
JumpInfo[count]->RegSet.BlockCycleCount() = 0;
m_RegWorkingSet = JumpInfo[count]->RegSet;
#endif
SyncRegState(TargetSection[count]->m_RegEnter);
JmpLabel32(Label,0);
SetJump32((DWORD *)m_RecompPos - 1,(DWORD *)(TargetSection[count]->m_CompiledLocation));
}
}
//BlockCycleCount() = 0;
//BlockRandomModifier() = 0;
for (count = 0; count < 2; count ++) {
if (TargetSection[count] == NULL) { continue; }
if (TargetSection[count]->m_ParentSection.empty()) { continue; }
for (SECTION_LIST::iterator iter = TargetSection[count]->m_ParentSection.begin(); iter != TargetSection[count]->m_ParentSection.end(); iter++)
{
CCodeSection * Parent = *iter;
if (Parent->m_CompiledLocation != NULL) { continue; }
if (JumpInfo[count]->PermLoop)
{
_Notify->BreakPoint(__FILE__,__LINE__);
#ifdef tofix
CPU_Message("PermLoop *** 2");
MoveConstToVariable(JumpInfo[count]->TargetPC,_PROGRAM_COUNTER,"PROGRAM_COUNTER");
JumpInfo[count]->RegSet.BlockCycleCount() -= g_CountPerOp;
UpdateCounters(&JumpInfo[count]->RegSet.BlockCycleCount(),&JumpInfo[count]->RegSet.BlockRandomModifier(), false);
Call_Direct(InPermLoop,"InPermLoop");
JumpInfo[count]->RegSet.BlockCycleCount() += g_CountPerOp;
UpdateCounters(&JumpInfo[count]->RegSet.BlockCycleCount(),&JumpInfo[count]->RegSet.BlockRandomModifier(), true);
CompileSystemCheck(-1,JumpInfo[count]->RegSet);
#endif
}
if (JumpInfo[count]->FallThrough) {
JumpInfo[count]->FallThrough = false;
JmpLabel32(JumpInfo[count]->BranchLabel.c_str(),0);
JumpInfo[count]->LinkLocation = (DWORD*)(m_RecompPos - 4);
}
}
}
for (count = 0; count < 2; count ++) {
if (JumpInfo[count]->FallThrough) {
if (JumpInfo[count]->TargetPC < CompilePC()) {
_Notify->BreakPoint(__FILE__,__LINE__);
#ifdef tofix
UpdateCounters(&JumpInfo[count]->RegSet.BlockCycleCount(),&JumpInfo[count]->RegSet.BlockRandomModifier(),true);
#endif
CompileSystemCheck(JumpInfo[count]->TargetPC,JumpInfo[count]->RegSet);
}
}
}
CPU_Message("====== End of Section %d ======",m_SectionID);
for (count = 0; count < 2; count ++) {
if (JumpInfo[count]->FallThrough) {
TargetSection[count]->GenerateX86Code(m_BlockInfo->NextTest());
}
}
//CPU_Message("Section %d",m_SectionID);
for (count = 0; count < 2; count ++) {
if (JumpInfo[count]->LinkLocation == NULL) { continue; }
if (TargetSection[count] == NULL) {
CPU_Message("ExitBlock (from %d):",m_SectionID);
SetJump32(JumpInfo[count]->LinkLocation,(DWORD *)m_RecompPos);
JumpInfo[count]->LinkLocation = NULL;
if (JumpInfo[count]->LinkLocation2 != NULL) {
SetJump32(JumpInfo[count]->LinkLocation2,(DWORD *)m_RecompPos);
JumpInfo[count]->LinkLocation2 = NULL;
}
CompileExit (CompilePC(),JumpInfo[count]->TargetPC,JumpInfo[count]->RegSet,CExitInfo::Normal,true,NULL);
continue;
}
if (JumpInfo[count]->TargetPC != TargetSection[count]->m_EnterPC) {
DisplayError("I need to add more code in GenerateSectionLinkage cause this is going to cause an exception");
BreakPoint(__FILE__,__LINE__);
}
if (TargetSection[count]->m_CompiledLocation == NULL)
{
TargetSection[count]->GenerateX86Code(m_BlockInfo->NextTest());
} else {
char Label[100];
CPU_Message("Section_%d (from %d):",TargetSection[count]->m_SectionID,m_SectionID);
SetJump32(JumpInfo[count]->LinkLocation,(DWORD *)m_RecompPos);
JumpInfo[count]->LinkLocation = NULL;
if (JumpInfo[count]->LinkLocation2 != NULL) {
SetJump32(JumpInfo[count]->LinkLocation2,(DWORD *)m_RecompPos);
JumpInfo[count]->LinkLocation2 = NULL;
}
m_RegWorkingSet = JumpInfo[count]->RegSet;
if (JumpInfo[count]->TargetPC <= CompilePC()) {
_Notify->BreakPoint(__FILE__,__LINE__);
#ifdef tofix
UpdateCounters(&JumpInfo[count]->RegSet.BlockCycleCount(),&JumpInfo[count]->RegSet.BlockRandomModifier(), true);
#endif
if (JumpInfo[count]->PermLoop) {
CPU_Message("PermLoop *** 3");
MoveConstToVariable(JumpInfo[count]->TargetPC,_PROGRAM_COUNTER,"PROGRAM_COUNTER");
Call_Direct(InPermLoop,"InPermLoop");
CompileSystemCheck(-1,JumpInfo[count]->RegSet);
} else {
CompileSystemCheck(JumpInfo[count]->TargetPC,JumpInfo[count]->RegSet);
}
} else{
_Notify->BreakPoint(__FILE__,__LINE__);
#ifdef tofix
UpdateCounters(&JumpInfo[count]->RegSet.BlockCycleCount(),&JumpInfo[count]->RegSet.BlockRandomModifier(), false);
#endif
}
m_RegWorkingSet = JumpInfo[count]->RegSet;
SyncRegState(TargetSection[count]->m_RegEnter);
JmpLabel32(Label,0);
SetJump32((DWORD *)m_RecompPos - 1,(DWORD *)(TargetSection[count]->m_CompiledLocation));
}
}
}
void CCodeSection::SyncRegState ( const CRegInfo & SyncTo )
{
x86Reg Reg, x86RegHi;
int count;
bool changed = false;
UnMap_AllFPRs();
if (m_RegWorkingSet.GetRoundingModel() != SyncTo.GetRoundingModel()) { m_RegWorkingSet.SetRoundingModel(CRegInfo::RoundUnknown); }
Reg = Map_MemoryStack(x86_Any, false);
//CPU_Message("MemoryStack for Original State = %s",x86Reg > 0?x86_Name(x86Reg):"Not Mapped");
for (Reg = (x86Reg)0; Reg < 10; Reg = (x86Reg)((int)Reg + 1))
{
if (m_RegWorkingSet.GetX86Mapped(Reg) != CRegInfo::Stack_Mapped) { continue; }
if (SyncTo.GetX86Mapped(Reg) != CRegInfo::Stack_Mapped) {
UnMap_X86reg(Reg);
for (count = 0; count < 10; count ++) {
if (SyncTo.GetX86Mapped((x86Reg)count) == CRegInfo::Stack_Mapped) {
MoveX86RegToX86Reg((x86Reg)count,Reg);
changed = true;
}
}
if (!changed)
{
MoveVariableToX86reg(&_Recompiler->MemoryStackPos(),"MemoryStack",Reg);
}
changed = true;
}
}
for (Reg = (x86Reg)0; Reg < 10; Reg = (x86Reg)((int)Reg + 1))
{
if (SyncTo.GetX86Mapped((x86Reg)Reg) != CRegInfo::Stack_Mapped) { continue; }
//CPU_Message("MemoryStack for Sync State = %s",x86Reg > 0?x86_Name(x86Reg):"Not Mapped");
if (m_RegWorkingSet.GetX86Mapped((x86Reg)Reg) == CRegInfo::Stack_Mapped) { break; }
UnMap_X86reg((x86Reg)Reg);
}
for (count = 1; count < 32; count ++) {
if (cMipsRegState(count) == SyncTo.cMipsRegState(count)) {
switch (cMipsRegState(count)) {
case CRegInfo::STATE_UNKNOWN: continue;
case CRegInfo::STATE_MAPPED_64:
if (MipsReg(count) == SyncTo.cMipsReg(count)) {
continue;
}
break;
case CRegInfo::STATE_MAPPED_32_ZERO:
case CRegInfo::STATE_MAPPED_32_SIGN:
if (MipsRegLo(count) == SyncTo.cMipsRegLo(count)) {
continue;
}
break;
case CRegInfo::STATE_CONST_64:
if (MipsReg(count) != SyncTo.cMipsReg(count)) {
#if (!defined(EXTERNAL_RELEASE))
DisplayError("Umm.. how ???");
#endif
}
continue;
case CRegInfo::STATE_CONST_32:
if (MipsRegLo(count) != SyncTo.cMipsRegLo(count)) {
#if (!defined(EXTERNAL_RELEASE))
DisplayError("Umm.. how ???");
#endif
}
continue;
#ifndef EXTERNAL_RELEASE
default:
DisplayError("Unhandled Reg state %d\nin SyncRegState",MipsRegState(count));
#endif
}
}
changed = true;
switch (SyncTo.cMipsRegState(count)) {
case CRegInfo::STATE_UNKNOWN: UnMap_GPR(count,true); break;
case CRegInfo::STATE_MAPPED_64:
Reg = SyncTo.cMipsRegMapLo(count);
x86RegHi = SyncTo.cMipsRegMapHi(count);
UnMap_X86reg(Reg);
UnMap_X86reg(x86RegHi);
switch (MipsRegState(count)) {
case CRegInfo::STATE_UNKNOWN:
MoveVariableToX86reg(&_GPR[count].UW[0],CRegName::GPR_Lo[count],Reg);
MoveVariableToX86reg(&_GPR[count].UW[1],CRegName::GPR_Hi[count],x86RegHi);
break;
case CRegInfo::STATE_MAPPED_64:
MoveX86RegToX86Reg(MipsRegMapLo(count),Reg);
m_RegWorkingSet.SetX86Mapped(MipsRegMapLo(count),CRegInfo::NotMapped);
MoveX86RegToX86Reg(MipsRegMapHi(count),x86RegHi);
m_RegWorkingSet.SetX86Mapped(MipsRegMapHi(count),CRegInfo::NotMapped);
break;
case CRegInfo::STATE_MAPPED_32_SIGN:
MoveX86RegToX86Reg(MipsRegMapLo(count),x86RegHi);
ShiftRightSignImmed(x86RegHi,31);
MoveX86RegToX86Reg(MipsRegMapLo(count),Reg);
m_RegWorkingSet.SetX86Mapped(MipsRegMapLo(count),CRegInfo::NotMapped);
break;
case CRegInfo::STATE_MAPPED_32_ZERO:
XorX86RegToX86Reg(x86RegHi,x86RegHi);
MoveX86RegToX86Reg(MipsRegMapLo(count),Reg);
m_RegWorkingSet.SetX86Mapped(MipsRegMapLo(count), CRegInfo::NotMapped);
break;
case CRegInfo::STATE_CONST_64:
MoveConstToX86reg(MipsRegHi(count),x86RegHi);
MoveConstToX86reg(MipsRegLo(count),Reg);
break;
case CRegInfo::STATE_CONST_32:
MoveConstToX86reg(MipsRegLo_S(count) >> 31,x86RegHi);
MoveConstToX86reg(MipsRegLo(count),Reg);
break;
default:
#ifndef EXTERNAL_RELEASE
CPU_Message("Do something with states in SyncRegState\nSTATE_MAPPED_64\n%d",MipsRegState(count));
DisplayError("Do something with states in SyncRegState\nSTATE_MAPPED_64\n%d",MipsRegState(count));
#endif
continue;
}
MipsRegLo(count) = Reg;
MipsRegHi(count) = x86RegHi;
MipsRegState(count) = CRegInfo::STATE_MAPPED_64;
m_RegWorkingSet.SetX86Mapped(Reg,CRegInfo::GPR_Mapped);
m_RegWorkingSet.SetX86Mapped(x86RegHi,CRegInfo::GPR_Mapped);
m_RegWorkingSet.SetX86MapOrder(Reg,1);
m_RegWorkingSet.SetX86MapOrder(x86RegHi,1);
break;
case CRegInfo::STATE_MAPPED_32_SIGN:
Reg = SyncTo.cMipsRegMapLo(count);
UnMap_X86reg(Reg);
switch (MipsRegState(count)) {
case CRegInfo::STATE_UNKNOWN: MoveVariableToX86reg(&_GPR[count].UW[0],CRegName::GPR_Lo[count],Reg); break;
case CRegInfo::STATE_CONST_32: MoveConstToX86reg(MipsRegLo(count),Reg); break;
case CRegInfo::STATE_MAPPED_32_SIGN:
MoveX86RegToX86Reg(MipsRegMapLo(count),Reg);
m_RegWorkingSet.SetX86Mapped(MipsRegMapLo(count),CRegInfo::NotMapped);
break;
case CRegInfo::STATE_MAPPED_32_ZERO:
if (MipsRegLo(count) != (DWORD)Reg) {
MoveX86RegToX86Reg(MipsRegMapLo(count),Reg);
m_RegWorkingSet.SetX86Mapped(MipsRegMapLo(count),CRegInfo::NotMapped);
}
break;
case CRegInfo::STATE_MAPPED_64:
MoveX86RegToX86Reg(MipsRegMapLo(count),Reg);
m_RegWorkingSet.SetX86Mapped(MipsRegMapLo(count),CRegInfo::NotMapped) ;
m_RegWorkingSet.SetX86Mapped(MipsRegMapHi(count),CRegInfo::NotMapped);
break;
#ifndef EXTERNAL_RELEASE
case CRegInfo::STATE_CONST_64:
DisplayError("hi %X\nLo %X",MipsRegHi(count),MipsRegLo(count));
default:
CPU_Message("Do something with states in SyncRegState\nSTATE_MAPPED_32_SIGN\n%d",MipsRegState(count));
DisplayError("Do something with states in SyncRegState\nSTATE_MAPPED_32_SIGN\n%d",MipsRegState(count));
#endif
}
MipsRegLo(count) = Reg;
MipsRegState(count) = CRegInfo::STATE_MAPPED_32_SIGN;
m_RegWorkingSet.SetX86Mapped(Reg,CRegInfo::GPR_Mapped);
m_RegWorkingSet.SetX86MapOrder(Reg,1);
break;
case CRegInfo::STATE_MAPPED_32_ZERO:
Reg = SyncTo.cMipsRegMapLo(count);
UnMap_X86reg(Reg);
switch (MipsRegState(count)) {
case CRegInfo::STATE_MAPPED_64:
case CRegInfo::STATE_UNKNOWN:
MoveVariableToX86reg(&_GPR[count].UW[0],CRegName::GPR_Lo[count],Reg);
break;
case CRegInfo::STATE_MAPPED_32_ZERO:
MoveX86RegToX86Reg(MipsRegMapLo(count),Reg);
m_RegWorkingSet.SetX86Mapped(MipsRegMapLo(count),CRegInfo::NotMapped);
break;
case CRegInfo::STATE_CONST_32:
if (MipsRegLo_S(count) < 0) {
CPU_Message("Sign Problems in SyncRegState\nSTATE_MAPPED_32_ZERO");
CPU_Message("%s: %X",CRegName::GPR[count],MipsRegLo_S(count));
#ifndef EXTERNAL_RELEASE
DisplayError("Sign Problems in SyncRegState\nSTATE_MAPPED_32_ZERO");
#endif
}
MoveConstToX86reg(MipsRegLo(count),Reg);
break;
#ifndef EXTERNAL_RELEASE
default:
CPU_Message("Do something with states in SyncRegState\nSTATE_MAPPED_32_ZERO\n%d",MipsRegState(count));
DisplayError("Do something with states in SyncRegState\nSTATE_MAPPED_32_ZERO\n%d",MipsRegState(count));
#endif
}
MipsRegLo(count) = Reg;
MipsRegState(count) = SyncTo.cMipsRegState(count);
m_RegWorkingSet.SetX86Mapped(Reg,CRegInfo::GPR_Mapped);
m_RegWorkingSet.SetX86MapOrder(Reg,1);
break;
default:
#if (!defined(EXTERNAL_RELEASE))
CPU_Message("%d\n%d\nreg: %s (%d)",SyncTo.cMipsRegState(count),MipsRegState(count),CRegName::GPR[count],count);
DisplayError("%d\n%d\nreg: %s (%d)",SyncTo.cMipsRegState(count),MipsRegState(count),CRegName::GPR[count],count);
DisplayError("Do something with states in SyncRegState");
#endif
changed = false;
}
}
}
void CCodeSection::CompileCop1Test (void) {
if (m_RegWorkingSet.FpuBeenUsed()) { return; }
TestVariable(STATUS_CU1,&_Reg->STATUS_REGISTER,"STATUS_REGISTER");
CompileExit(m_CompilePC,m_CompilePC,m_RegWorkingSet,CExitInfo::COP1_Unuseable,FALSE,JeLabel32);
m_RegWorkingSet.FpuBeenUsed() = TRUE;
}
bool CCodeSection::CreateSectionLinkage ( void )
{
InheritConstants();
if (!FillSectionInfo(NORMAL))
{
return false;
}
CCodeSection ** TargetSection[2];
CJumpInfo * JumpInfo[2];
if (m_Jump.TargetPC < m_Cont.TargetPC) {
TargetSection[0] = (CCodeSection **)&m_JumpSection;
TargetSection[1] = (CCodeSection **)&m_ContinueSection;
JumpInfo[0] = &m_Jump;
JumpInfo[1] = &m_Cont;
} else {
TargetSection[0] = (CCodeSection **)&m_ContinueSection;
TargetSection[1] = (CCodeSection **)&m_JumpSection;
JumpInfo[0] = &m_Cont;
JumpInfo[1] = &m_Jump;
}
CCodeBlock * BlockInfo = m_BlockInfo;
for (int count = 0; count < 2; count ++)
{
if (JumpInfo[count]->TargetPC == (DWORD)-1 || *TargetSection[count] != NULL)
{
continue;
}
if (!JumpInfo[count]->DoneDelaySlot)
{
m_Jump.RegSet = m_RegWorkingSet;
//this is a special delay slot section
BlockInfo->IncSectionCount();
*TargetSection[count] = new CCodeSection(BlockInfo,CompilePC() + 4,BlockInfo->NoOfSections());
(*TargetSection[count])->AddParent(this);
(*TargetSection[count])->m_LinkAllowed = false;
(*TargetSection[count])->InheritConstants();
if (!(*TargetSection[count])->FillSectionInfo(END_BLOCK))
{
return false;
}
(*TargetSection[count])->m_Jump.TargetPC = -1;
(*TargetSection[count])->m_Cont.TargetPC = JumpInfo[count]->TargetPC;
(*TargetSection[count])->m_Cont.FallThrough = true;
(*TargetSection[count])->m_Cont.RegSet = (*TargetSection[count])->m_RegWorkingSet;
JumpInfo[count]->TargetPC = CompilePC() + 4;
//Create the section that joins with that block
(*TargetSection[count])->m_ContinueSection = BlockInfo->ExistingSection((*TargetSection[count])->m_Cont.TargetPC);
if ((*TargetSection[count])->m_ContinueSection == NULL) {
BlockInfo->IncSectionCount();
(*TargetSection[count])->m_ContinueSection = new CCodeSection(BlockInfo,(*TargetSection[count])->m_Cont.TargetPC,BlockInfo->NoOfSections());
(*TargetSection[count])->m_ContinueSection->AddParent((*TargetSection[count]));
(*TargetSection[count])->m_ContinueSection->CreateSectionLinkage();
} else {
(*TargetSection[count])->m_ContinueSection->AddParent((*TargetSection[count]));
}
} else {
*TargetSection[count] = BlockInfo->ExistingSection(JumpInfo[count]->TargetPC);
if (*TargetSection[count] == NULL) {
BlockInfo->IncSectionCount();
*TargetSection[count] = new CCodeSection(BlockInfo,JumpInfo[count]->TargetPC,BlockInfo->NoOfSections());
(*TargetSection[count])->AddParent(this);
(*TargetSection[count])->CreateSectionLinkage();
} else {
(*TargetSection[count])->AddParent(this);
}
}
}
return true;
}
bool CCodeSection::GenerateX86Code ( DWORD Test )
{
if (this == NULL) { return false; }
if (m_CompiledLocation != NULL) {
if (m_Test == Test)
{
return false;
}
m_Test = Test;
if (m_ContinueSection->GenerateX86Code(Test)) { return true; }
if (m_JumpSection->GenerateX86Code(Test)) { return true; }
return false;
}
#ifdef tofix
if (ParentSection.size() > 0)
{
for (SECTION_LIST::iterator iter = ParentSection.begin(); iter != ParentSection.end(); iter++)
{
CBlockSection * Parent = *iter;
if (Parent->CompiledLocation != NULL) { continue; }
if (IsAllParentLoops(Parent,true,CBlockSection::GetNewTestValue())) { continue; }
return false;
}
}
if (!InheritParentInfo(Section)) { return false; }
#endif
m_RegWorkingSet = m_RegEnter;
m_CompiledLocation = m_RecompPos;
m_CompilePC = m_EnterPC;
m_NextInstruction = m_DelaySlotSection ? END_BLOCK : NORMAL;
m_RegWorkingSet = m_RegEnter;
m_Section = this;
if (m_CompilePC < m_BlockInfo->VAddrFirst())
{
m_BlockInfo->SetVAddrFirst(m_CompilePC);
}
do {
__try {
if (!_MMU->LW_VAddr(m_CompilePC,m_Opcode.Hex))
{
DisplayError(GS(MSG_FAIL_LOAD_WORD));
ExitThread(0);
}
} __except( _MMU->MemoryFilter( GetExceptionCode(), GetExceptionInformation()) ) {
DisplayError(GS(MSG_UNKNOWN_MEM_ACTION));
ExitThread(0);
}
if (m_CompilePC > m_BlockInfo->VAddrLast())
{
m_BlockInfo->SetVAddrLast(m_CompilePC);
}
/*if (m_CompilePC == 0xF000044)
{
X86BreakPoint(__FILE__,__LINE__);
//m_RegWorkingSet.UnMap_AllFPRs();
}*/
/*if (m_CompilePC >= 0x80000000 && m_CompilePC <= 0x80400000 && m_NextInstruction == NORMAL)
{
m_RegWorkingSet.WriteBackRegisters();
UpdateCounters(m_RegWorkingSet,false,true);
MoveConstToVariable(m_CompilePC,&_Reg->m_PROGRAM_COUNTER,"PROGRAM_COUNTER");
if (_SyncSystem) { Call_Direct(SyncToPC, "SyncToPC"); }
}*/
/*if (m_CompilePC == 0x803254F0 && m_NextInstruction == NORMAL)
{
m_RegWorkingSet.WriteBackRegisters();
UpdateCounters(m_RegWorkingSet,false,true);
MoveConstToVariable(m_CompilePC,&_Reg->m_PROGRAM_COUNTER,"PROGRAM_COUNTER");
if (_SyncSystem) { Call_Direct(SyncToPC, "SyncToPC"); }
}*/
/*if (m_CompilePC == 0x80000EC4 && m_NextInstruction == NORMAL)
{
//m_RegWorkingSet.UnMap_AllFPRs();
_Notify->BreakPoint(__FILE__,__LINE__);
//X86HardBreakPoint();
//X86BreakPoint(__FILE__,__LINE__);
//m_RegWorkingSet.UnMap_AllFPRs();
}
/*if (m_CompilePC >= 0x80179DC4 && m_CompilePC <= 0x80179DF0 && m_NextInstruction == NORMAL)
{
m_RegWorkingSet.UnMap_AllFPRs();
}*/
m_RegWorkingSet.SetBlockCycleCount(m_RegWorkingSet.GetBlockCycleCount() + g_CountPerOp);
m_RegWorkingSet.ResetX86Protection();
switch (m_Opcode.op) {
case R4300i_SPECIAL:
switch (m_Opcode.funct) {
case R4300i_SPECIAL_SLL: SPECIAL_SLL(); break;
case R4300i_SPECIAL_SRL: SPECIAL_SRL(); break;
case R4300i_SPECIAL_SRA: SPECIAL_SRA(); break;
case R4300i_SPECIAL_SLLV: SPECIAL_SLLV(); break;
case R4300i_SPECIAL_SRLV: SPECIAL_SRLV(); break;
case R4300i_SPECIAL_SRAV: SPECIAL_SRAV(); break;
case R4300i_SPECIAL_JR: SPECIAL_JR(); break;
case R4300i_SPECIAL_JALR: SPECIAL_JALR(); break;
case R4300i_SPECIAL_MFLO: SPECIAL_MFLO(); break;
case R4300i_SPECIAL_SYSCALL: SPECIAL_SYSCALL(); break;
case R4300i_SPECIAL_MTLO: SPECIAL_MTLO(); break;
case R4300i_SPECIAL_MFHI: SPECIAL_MFHI(); break;
case R4300i_SPECIAL_MTHI: SPECIAL_MTHI(); break;
case R4300i_SPECIAL_DSLLV: SPECIAL_DSLLV(); break;
case R4300i_SPECIAL_DSRLV: SPECIAL_DSRLV(); break;
case R4300i_SPECIAL_DSRAV: SPECIAL_DSRAV(); break;
case R4300i_SPECIAL_MULT: SPECIAL_MULT(); break;
case R4300i_SPECIAL_DIV: SPECIAL_DIV(); break;
case R4300i_SPECIAL_DIVU: SPECIAL_DIVU(); break;
case R4300i_SPECIAL_MULTU: SPECIAL_MULTU(); break;
case R4300i_SPECIAL_DMULT: SPECIAL_DMULT(); break;
case R4300i_SPECIAL_DMULTU: SPECIAL_DMULTU(); break;
case R4300i_SPECIAL_DDIV: SPECIAL_DDIV(); break;
case R4300i_SPECIAL_DDIVU: SPECIAL_DDIVU(); break;
case R4300i_SPECIAL_ADD: SPECIAL_ADD(); break;
case R4300i_SPECIAL_ADDU: SPECIAL_ADDU(); break;
case R4300i_SPECIAL_SUB: SPECIAL_SUB(); break;
case R4300i_SPECIAL_SUBU: SPECIAL_SUBU(); break;
case R4300i_SPECIAL_AND: SPECIAL_AND(); break;
case R4300i_SPECIAL_OR: SPECIAL_OR(); break;
case R4300i_SPECIAL_XOR: SPECIAL_XOR(); break;
case R4300i_SPECIAL_NOR: SPECIAL_NOR(); break;
case R4300i_SPECIAL_SLT: SPECIAL_SLT(); break;
case R4300i_SPECIAL_SLTU: SPECIAL_SLTU(); break;
case R4300i_SPECIAL_DADD: SPECIAL_DADD(); break;
case R4300i_SPECIAL_DADDU: SPECIAL_DADDU(); break;
case R4300i_SPECIAL_DSUB: SPECIAL_DSUB(); break;
case R4300i_SPECIAL_DSUBU: SPECIAL_DSUBU(); break;
case R4300i_SPECIAL_DSLL: SPECIAL_DSLL(); break;
case R4300i_SPECIAL_DSRL: SPECIAL_DSRL(); break;
case R4300i_SPECIAL_DSRA: SPECIAL_DSRA(); break;
case R4300i_SPECIAL_DSLL32: SPECIAL_DSLL32(); break;
case R4300i_SPECIAL_DSRL32: SPECIAL_DSRL32(); break;
case R4300i_SPECIAL_DSRA32: SPECIAL_DSRA32(); break;
default:
UnknownOpcode(); break;
}
break;
case R4300i_REGIMM:
switch (m_Opcode.rt) {
case R4300i_REGIMM_BLTZ:Compile_Branch(BLTZ_Compare,BranchTypeRs, false); break;
case R4300i_REGIMM_BGEZ:Compile_Branch(BGEZ_Compare,BranchTypeRs, false); break;
case R4300i_REGIMM_BLTZL:Compile_BranchLikely(BLTZ_Compare, false); break;
case R4300i_REGIMM_BGEZL:Compile_BranchLikely(BGEZ_Compare, false); break;
case R4300i_REGIMM_BLTZAL:Compile_Branch(BLTZ_Compare,BranchTypeRs, true); break;
case R4300i_REGIMM_BGEZAL:Compile_Branch(BGEZ_Compare,BranchTypeRs, true); break;
default:
UnknownOpcode(); break;
}
break;
case R4300i_BEQ: Compile_Branch(BEQ_Compare,BranchTypeRsRt,false); break;
case R4300i_BNE: Compile_Branch(BNE_Compare,BranchTypeRsRt,false); break;
case R4300i_BGTZ:Compile_Branch(BGTZ_Compare,BranchTypeRs,false); break;
case R4300i_BLEZ:Compile_Branch(BLEZ_Compare,BranchTypeRs,false); break;
case R4300i_J: J(); break;
case R4300i_JAL: JAL(); break;
case R4300i_ADDI: ADDI(); break;
case R4300i_ADDIU: ADDIU(); break;
case R4300i_SLTI: SLTI(); break;
case R4300i_SLTIU: SLTIU(); break;
case R4300i_ANDI: ANDI(); break;
case R4300i_ORI: ORI(); break;
case R4300i_XORI: XORI(); break;
case R4300i_LUI: LUI(); break;
case R4300i_CP0:
switch (m_Opcode.rs) {
case R4300i_COP0_MF: COP0_MF(); break;
case R4300i_COP0_MT: COP0_MT(); break;
default:
if ( (m_Opcode.rs & 0x10 ) != 0 ) {
switch( m_Opcode.funct ) {
case R4300i_COP0_CO_TLBR: COP0_CO_TLBR(); break;
case R4300i_COP0_CO_TLBWI: COP0_CO_TLBWI(); break;
case R4300i_COP0_CO_TLBWR: COP0_CO_TLBWR(); break;
case R4300i_COP0_CO_TLBP: COP0_CO_TLBP(); break;
case R4300i_COP0_CO_ERET: COP0_CO_ERET(); break;
default: UnknownOpcode(); break;
}
} else {
UnknownOpcode();
}
}
break;
case R4300i_CP1:
switch (m_Opcode.rs) {
case R4300i_COP1_MF: COP1_MF(); break;
case R4300i_COP1_DMF: COP1_DMF(); break;
case R4300i_COP1_CF: COP1_CF(); break;
case R4300i_COP1_MT: COP1_MT(); break;
case R4300i_COP1_DMT: COP1_DMT(); break;
case R4300i_COP1_CT: COP1_CT(); break;
case R4300i_COP1_BC:
switch (m_Opcode.ft) {
case R4300i_COP1_BC_BCF: Compile_Branch(COP1_BCF_Compare,BranchTypeCop1,false); break;
case R4300i_COP1_BC_BCT: Compile_Branch(COP1_BCT_Compare,BranchTypeCop1,false); break;
case R4300i_COP1_BC_BCFL: Compile_BranchLikely(COP1_BCF_Compare,false); break;
case R4300i_COP1_BC_BCTL: Compile_BranchLikely(COP1_BCT_Compare,false); break;
default:
UnknownOpcode(); break;
}
break;
case R4300i_COP1_S:
switch (m_Opcode.funct) {
case R4300i_COP1_FUNCT_ADD: COP1_S_ADD(); break;
case R4300i_COP1_FUNCT_SUB: COP1_S_SUB(); break;
case R4300i_COP1_FUNCT_MUL: COP1_S_MUL(); break;
case R4300i_COP1_FUNCT_DIV: COP1_S_DIV(); break;
case R4300i_COP1_FUNCT_ABS: COP1_S_ABS(); break;
case R4300i_COP1_FUNCT_NEG: COP1_S_NEG(); break;
case R4300i_COP1_FUNCT_SQRT: COP1_S_SQRT(); break;
case R4300i_COP1_FUNCT_MOV: COP1_S_MOV(); break;
case R4300i_COP1_FUNCT_TRUNC_L: COP1_S_TRUNC_L(); break;
case R4300i_COP1_FUNCT_CEIL_L: COP1_S_CEIL_L(); break; //added by Witten
case R4300i_COP1_FUNCT_FLOOR_L: COP1_S_FLOOR_L(); break; //added by Witten
case R4300i_COP1_FUNCT_ROUND_W: COP1_S_ROUND_W(); break;
case R4300i_COP1_FUNCT_TRUNC_W: COP1_S_TRUNC_W(); break;
case R4300i_COP1_FUNCT_CEIL_W: COP1_S_CEIL_W(); break; //added by Witten
case R4300i_COP1_FUNCT_FLOOR_W: COP1_S_FLOOR_W(); break;
case R4300i_COP1_FUNCT_CVT_D: COP1_S_CVT_D(); break;
case R4300i_COP1_FUNCT_CVT_W: COP1_S_CVT_W(); break;
case R4300i_COP1_FUNCT_CVT_L: COP1_S_CVT_L(); break;
case R4300i_COP1_FUNCT_C_F: case R4300i_COP1_FUNCT_C_UN:
case R4300i_COP1_FUNCT_C_EQ: case R4300i_COP1_FUNCT_C_UEQ:
case R4300i_COP1_FUNCT_C_OLT: case R4300i_COP1_FUNCT_C_ULT:
case R4300i_COP1_FUNCT_C_OLE: case R4300i_COP1_FUNCT_C_ULE:
case R4300i_COP1_FUNCT_C_SF: case R4300i_COP1_FUNCT_C_NGLE:
case R4300i_COP1_FUNCT_C_SEQ: case R4300i_COP1_FUNCT_C_NGL:
case R4300i_COP1_FUNCT_C_LT: case R4300i_COP1_FUNCT_C_NGE:
case R4300i_COP1_FUNCT_C_LE: case R4300i_COP1_FUNCT_C_NGT:
COP1_S_CMP(); break;
default:
UnknownOpcode(); break;
}
break;
case R4300i_COP1_D:
switch (m_Opcode.funct) {
case R4300i_COP1_FUNCT_ADD: COP1_D_ADD(); break;
case R4300i_COP1_FUNCT_SUB: COP1_D_SUB(); break;
case R4300i_COP1_FUNCT_MUL: COP1_D_MUL(); break;
case R4300i_COP1_FUNCT_DIV: COP1_D_DIV(); break;
case R4300i_COP1_FUNCT_ABS: COP1_D_ABS(); break;
case R4300i_COP1_FUNCT_NEG: COP1_D_NEG(); break;
case R4300i_COP1_FUNCT_SQRT: COP1_D_SQRT(); break;
case R4300i_COP1_FUNCT_MOV: COP1_D_MOV(); break;
case R4300i_COP1_FUNCT_TRUNC_L: COP1_D_TRUNC_L(); break; //added by Witten
case R4300i_COP1_FUNCT_CEIL_L: COP1_D_CEIL_L(); break; //added by Witten
case R4300i_COP1_FUNCT_FLOOR_L: COP1_D_FLOOR_L(); break; //added by Witten
case R4300i_COP1_FUNCT_ROUND_W: COP1_D_ROUND_W(); break;
case R4300i_COP1_FUNCT_TRUNC_W: COP1_D_TRUNC_W(); break;
case R4300i_COP1_FUNCT_CEIL_W: COP1_D_CEIL_W(); break; //added by Witten
case R4300i_COP1_FUNCT_FLOOR_W: COP1_D_FLOOR_W(); break; //added by Witten
case R4300i_COP1_FUNCT_CVT_S: COP1_D_CVT_S(); break;
case R4300i_COP1_FUNCT_CVT_W: COP1_D_CVT_W(); break;
case R4300i_COP1_FUNCT_CVT_L: COP1_D_CVT_L(); break;
case R4300i_COP1_FUNCT_C_F: case R4300i_COP1_FUNCT_C_UN:
case R4300i_COP1_FUNCT_C_EQ: case R4300i_COP1_FUNCT_C_UEQ:
case R4300i_COP1_FUNCT_C_OLT: case R4300i_COP1_FUNCT_C_ULT:
case R4300i_COP1_FUNCT_C_OLE: case R4300i_COP1_FUNCT_C_ULE:
case R4300i_COP1_FUNCT_C_SF: case R4300i_COP1_FUNCT_C_NGLE:
case R4300i_COP1_FUNCT_C_SEQ: case R4300i_COP1_FUNCT_C_NGL:
case R4300i_COP1_FUNCT_C_LT: case R4300i_COP1_FUNCT_C_NGE:
case R4300i_COP1_FUNCT_C_LE: case R4300i_COP1_FUNCT_C_NGT:
COP1_D_CMP(); break;
default:
UnknownOpcode(); break;
}
break;
case R4300i_COP1_W:
switch (m_Opcode.funct) {
case R4300i_COP1_FUNCT_CVT_S: COP1_W_CVT_S(); break;
case R4300i_COP1_FUNCT_CVT_D: COP1_W_CVT_D(); break;
default:
UnknownOpcode(); break;
}
break;
case R4300i_COP1_L:
switch (m_Opcode.funct) {
case R4300i_COP1_FUNCT_CVT_S: COP1_L_CVT_S(); break;
case R4300i_COP1_FUNCT_CVT_D: COP1_L_CVT_D(); break;
default:
UnknownOpcode(); break;
}
break;
default:
UnknownOpcode(); break;
}
break;
case R4300i_BEQL: Compile_BranchLikely(BEQ_Compare,false); break;
case R4300i_BNEL: Compile_BranchLikely(BNE_Compare,false); break;
case R4300i_BGTZL:Compile_BranchLikely(BGTZ_Compare,false); break;
case R4300i_BLEZL:Compile_BranchLikely(BLEZ_Compare,false); break;
case R4300i_DADDIU: DADDIU(); break;
case R4300i_LDL: _MMU->Compile_LDL(); break;
case R4300i_LDR: _MMU->Compile_LDR(); break;
case R4300i_LB: _MMU->Compile_LB(); break;
case R4300i_LH: _MMU->Compile_LH(); break;
case R4300i_LWL: _MMU->Compile_LWL(); break;
case R4300i_LW: _MMU->Compile_LW(); break;
case R4300i_LBU: _MMU->Compile_LBU(); break;
case R4300i_LHU: _MMU->Compile_LHU(); break;
case R4300i_LWR: _MMU->Compile_LWR(); break;
case R4300i_LWU: _MMU->Compile_LWU(); break; //added by Witten
case R4300i_SB: _MMU->Compile_SB(); break;
case R4300i_SH: _MMU->Compile_SH(); break;
case R4300i_SWL: _MMU->Compile_SWL(); break;
case R4300i_SW: _MMU->Compile_SW(); break;
case R4300i_SWR: _MMU->Compile_SWR(); break;
case R4300i_SDL: _MMU->Compile_SDL(); break;
case R4300i_SDR: _MMU->Compile_SDR(); break;
case R4300i_CACHE: CACHE(); break;
case R4300i_LL: LL(); break;
case R4300i_LWC1: _MMU->Compile_LWC1(); break;
case R4300i_LDC1: _MMU->Compile_LDC1(); break;
case R4300i_SC: SC(); break;
case R4300i_LD: _MMU->Compile_LD(); break;
case R4300i_SWC1: _MMU->Compile_SWC1(); break;
case R4300i_SDC1: _MMU->Compile_SDC1(); break;
case R4300i_SD: _MMU->Compile_SD(); break;
default:
UnknownOpcode(); break;
}
if (!bRegCaching()) { m_RegWorkingSet.WriteBackRegisters(); }
m_RegWorkingSet.UnMap_AllFPRs();
if ((m_CompilePC &0xFFC) == 0xFFC)
{
if (m_NextInstruction == DO_DELAY_SLOT)
{
DisplayError("Wanting to do delay slot over end of block");
}
if (m_NextInstruction == NORMAL) {
CompileExit (m_CompilePC, m_CompilePC + 4,m_RegWorkingSet,CExitInfo::Normal,true,NULL);
m_NextInstruction = END_BLOCK;
}
}
switch (m_NextInstruction) {
case NORMAL:
m_CompilePC += 4;
break;
case DO_DELAY_SLOT:
m_NextInstruction = DELAY_SLOT;
m_CompilePC += 4;
break;
case DELAY_SLOT:
m_NextInstruction = DELAY_SLOT_DONE;
m_RegWorkingSet.SetBlockCycleCount(m_RegWorkingSet.GetBlockCycleCount() - g_CountPerOp);
m_CompilePC -= 4;
break;
}
} while (m_NextInstruction != END_BLOCK);
if (m_DelaySlotSection)
{
CompileExit (m_CompilePC, -1,m_RegWorkingSet,CExitInfo::Normal,true,NULL);
}
return true;
}
void CCodeSection::AddParent(CCodeSection * Parent )
{
if (this == NULL) { return; }
if (Parent == NULL)
{
m_RegEnter.Initilize();
m_RegWorkingSet = m_RegEnter;
return;
}
// check to see if we already have the parent in the list
for (SECTION_LIST::iterator iter = m_ParentSection.begin(); iter != m_ParentSection.end(); iter++)
{
if (*iter == Parent)
{
return;
}
}
m_ParentSection.push_back(Parent);
if (m_ParentSection.size() == 1)
{
if (Parent->m_ContinueSection == this) {
m_RegEnter = Parent->m_Cont.RegSet;
} else if (Parent->m_JumpSection == this) {
m_RegEnter = Parent->m_Jump.RegSet;
} else {
_Notify->DisplayError("How are these sections joined?????");
}
m_RegWorkingSet = m_RegEnter;
} else {
if (Parent->m_ContinueSection == this) {
TestRegConstantStates(Parent->m_Cont.RegSet,m_RegEnter);
}
if (Parent->m_JumpSection == this) {
TestRegConstantStates(Parent->m_Jump.RegSet,m_RegEnter);
}
m_RegWorkingSet = m_RegEnter;
}
}
void CCodeSection::TestRegConstantStates( CRegInfo & Base, CRegInfo & Reg )
{
for (int count = 0; count < 32; count++) {
if (Reg.MipsRegState(count) != Base.MipsRegState(count)) {
Reg.MipsRegState(count) = CRegInfo::STATE_UNKNOWN;
}
if (Reg.IsConst(count))
{
if (Reg.Is32Bit(count))
{
if (Reg.MipsRegLo(count) != Base.MipsRegLo(count)) {
Reg.MipsRegState(count) = CRegInfo::STATE_UNKNOWN;
}
} else {
if (Reg.MipsReg(count) != Base.MipsReg(count)) {
Reg.MipsRegState(count) = CRegInfo::STATE_UNKNOWN;
}
}
}
}
}
void CCodeSection::DetermineLoop(DWORD Test, DWORD Test2, DWORD TestID)
{
if (this == NULL) { return; }
if (m_SectionID == TestID)
{
if (m_Test2 != Test2)
{
m_Test2 = Test2;
m_ContinueSection->DetermineLoop(Test,Test2,TestID);
m_JumpSection->DetermineLoop(Test,Test2,TestID);
if (m_Test != Test)
{
m_Test = Test;
if (m_ContinueSection != NULL)
{
m_ContinueSection->DetermineLoop(Test,m_BlockInfo->NextTest(),m_ContinueSection->m_SectionID);
}
if (m_JumpSection != NULL)
{
m_JumpSection->DetermineLoop(Test,m_BlockInfo->NextTest(),m_JumpSection->m_SectionID);
}
}
} else {
m_InLoop = true;
}
} else {
if (m_Test2 != Test2)
{
m_Test2 = Test2;
m_ContinueSection->DetermineLoop(Test,Test2,TestID);
m_JumpSection->DetermineLoop(Test,Test2,TestID);
}
}
}
bool CCodeSection::FixConstants (DWORD Test)
{
if (this == NULL) { return false; }
if (m_Test == Test) { return false; }
m_Test = Test;
InheritConstants();
bool Changed = false;
CRegInfo Original[2] = { m_Cont.RegSet, m_Jump.RegSet };
if (!m_ParentSection.empty())
{
for (SECTION_LIST::iterator iter = m_ParentSection.begin(); iter != m_ParentSection.end(); iter++)
{
CCodeSection * Parent = *iter;
if (Parent->m_ContinueSection == this)
{
for (int count = 0; count < 32; count++)
{
if (m_RegEnter.MipsRegState(count) != Parent->m_Cont.RegSet.MipsRegState(count)) {
m_RegEnter.MipsRegState(count) = CRegInfo::STATE_UNKNOWN;
//*Changed = true;
}
m_RegEnter.MipsRegState(count) = CRegInfo::STATE_UNKNOWN;
}
}
if (Parent->m_JumpSection == this) {
for (int count = 0; count < 32; count++) {
if (m_RegEnter.MipsRegState(count) != Parent->m_Jump.RegSet.MipsRegState(count)) {
m_RegEnter.MipsRegState(count) = CRegInfo::STATE_UNKNOWN;
//*Changed = true;
}
}
}
m_RegWorkingSet = m_RegEnter;
}
}
FillSectionInfo(NORMAL);
if (Original[0] != m_Cont.RegSet)
{
Changed = true;
}
if (Original[1] != m_Jump.RegSet)
{
Changed = true;
}
if (m_JumpSection && m_JumpSection->FixConstants(Test)) { Changed = true; }
if (m_ContinueSection && m_ContinueSection->FixConstants(Test)) { Changed = true; }
return Changed;
}
CCodeSection * CCodeSection::ExistingSection(DWORD Addr, DWORD Test)
{
if (this == NULL) { return NULL; }
if (m_EnterPC == Addr && m_LinkAllowed)
{
return this;
}
if (m_Test == Test) { return NULL; }
m_Test = Test;
CCodeSection * Section = m_JumpSection->ExistingSection(Addr,Test);
if (Section != NULL) { return Section; }
Section = m_ContinueSection->ExistingSection(Addr,Test);
if (Section != NULL) { return Section; }
return NULL;
}
void CCodeSection::InheritConstants( void )
{
if (m_ParentSection.empty())
{
m_RegEnter.Initilize();
m_RegWorkingSet = m_RegEnter;
return;
}
CCodeSection * Parent = *(m_ParentSection.begin());
CRegInfo * RegSet = (this == Parent->m_ContinueSection?&Parent->m_Cont.RegSet:&Parent->m_Jump.RegSet);
m_RegEnter = *RegSet;
m_RegWorkingSet = *RegSet;
for (SECTION_LIST::iterator iter = m_ParentSection.begin(); iter != m_ParentSection.end(); iter++)
{
if (iter == m_ParentSection.begin()) { continue; }
Parent = *iter;
RegSet = this == Parent->m_ContinueSection?&Parent->m_Cont.RegSet:&Parent->m_Jump.RegSet;
for (int count = 0; count < 32; count++) {
if (IsConst(count)) {
if (cMipsRegState(count) != RegSet->MipsRegState(count)) {
MipsRegState(count) = CRegInfo::STATE_UNKNOWN;
} else if (Is32Bit(count) && cMipsRegLo(count) != RegSet->cMipsRegLo(count)) {
MipsRegState(count) = CRegInfo::STATE_UNKNOWN;
} else if (Is64Bit(count) && cMipsReg(count) != RegSet->cMipsReg(count)) {
MipsRegState(count) = CRegInfo::STATE_UNKNOWN;
}
}
}
}
m_RegEnter = m_RegWorkingSet;
}
bool CCodeSection::FillSectionInfo(STEP_TYPE StartStepType)
{
OPCODE Command;
if (m_CompiledLocation != NULL) { return true; }
m_CompilePC = m_EnterPC;
m_RegWorkingSet = m_RegEnter;
m_NextInstruction = StartStepType;
do {
if (!_MMU->LW_VAddr(CompilePC(), Command.Hex)) {
DisplayError(GS(MSG_FAIL_LOAD_WORD));
return false;
}
switch (Command.op) {
case R4300i_SPECIAL:
switch (Command.funct) {
case R4300i_SPECIAL_SLL:
if (Command.rd == 0) { break; }
if (m_InLoop && Command.rt == Command.rd) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt)) {
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_32;
MipsRegLo(Command.rd) = MipsRegLo(Command.rt) << Command.sa;
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_SRL:
if (Command.rd == 0) { break; }
if (m_InLoop && Command.rt == Command.rd) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt)) {
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_32;
MipsRegLo(Command.rd) = MipsRegLo(Command.rt) >> Command.sa;
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_SRA:
if (Command.rd == 0) { break; }
if (m_InLoop && Command.rt == Command.rd) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt)) {
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_32;
MipsRegLo(Command.rd) = MipsRegLo_S(Command.rt) >> Command.sa;
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_SLLV:
if (Command.rd == 0) { break; }
if (m_InLoop && (Command.rt == Command.rd || Command.rs == Command.rd)) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt) && IsConst(Command.rs)) {
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_32;
MipsRegLo(Command.rd) = MipsRegLo(Command.rt) << (MipsRegLo(Command.rs) & 0x1F);
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_SRLV:
if (Command.rd == 0) { break; }
if (m_InLoop && (Command.rt == Command.rd || Command.rs == Command.rd)) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt) && IsConst(Command.rs)) {
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_32;
MipsRegLo(Command.rd) = MipsRegLo(Command.rt) >> (MipsRegLo(Command.rs) & 0x1F);
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_SRAV:
if (Command.rd == 0) { break; }
if (m_InLoop && (Command.rt == Command.rd || Command.rs == Command.rd)) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt) && IsConst(Command.rs)) {
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_32;
MipsRegLo(Command.rd) = MipsRegLo_S(Command.rt) >> (MipsRegLo(Command.rs) & 0x1F);
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_JR:
if (IsConst(Command.rs)) {
m_Jump.TargetPC = MipsRegLo(Command.rs);
} else {
m_Jump.TargetPC = (DWORD)-1;
}
m_NextInstruction = DELAY_SLOT;
break;
case R4300i_SPECIAL_JALR:
MipsRegLo(Command.rd) = CompilePC() + 8;
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_32;
if (IsConst(Command.rs)) {
m_Jump.TargetPC = MipsRegLo(Command.rs);
} else {
m_Jump.TargetPC = (DWORD)-1;
}
m_NextInstruction = DELAY_SLOT;
break;
case R4300i_SPECIAL_SYSCALL:
case R4300i_SPECIAL_BREAK:
m_NextInstruction = END_BLOCK;
m_CompilePC -= 4;
break;
case R4300i_SPECIAL_MFHI: MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN; break;
case R4300i_SPECIAL_MTHI: break;
case R4300i_SPECIAL_MFLO: MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN; break;
case R4300i_SPECIAL_MTLO: break;
case R4300i_SPECIAL_DSLLV:
if (Command.rd == 0) { break; }
if (m_InLoop && (Command.rt == Command.rd || Command.rs == Command.rd)) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt) && IsConst(Command.rs)) {
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_64;
MipsReg(Command.rd) = Is64Bit(Command.rt)?cMipsReg(Command.rt):(QWORD)MipsRegLo_S(Command.rt) << (MipsRegLo(Command.rs) & 0x3F);
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_DSRLV:
if (Command.rd == 0) { break; }
if (m_InLoop && (Command.rt == Command.rd || Command.rs == Command.rd)) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt) && IsConst(Command.rs)) {
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_64;
MipsReg(Command.rd) = Is64Bit(Command.rt)?cMipsReg(Command.rt):(QWORD)MipsRegLo_S(Command.rt) >> (MipsRegLo(Command.rs) & 0x3F);
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_DSRAV:
if (Command.rd == 0) { break; }
if (m_InLoop && (Command.rt == Command.rd || Command.rs == Command.rd)) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt) && IsConst(Command.rs)) {
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_64;
MipsReg(Command.rd) = Is64Bit(Command.rt)?cMipsReg_S(Command.rt):(_int64)MipsRegLo_S(Command.rt) >> (MipsRegLo(Command.rs) & 0x3F);
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_MULT: break;
case R4300i_SPECIAL_MULTU: break;
case R4300i_SPECIAL_DIV: break;
case R4300i_SPECIAL_DIVU: break;
case R4300i_SPECIAL_DMULT: break;
case R4300i_SPECIAL_DMULTU: break;
case R4300i_SPECIAL_DDIV: break;
case R4300i_SPECIAL_DDIVU: break;
case R4300i_SPECIAL_ADD:
case R4300i_SPECIAL_ADDU:
if (Command.rd == 0) { break; }
if (m_InLoop && (Command.rt == Command.rd || Command.rs == Command.rd)) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt) && IsConst(Command.rs)) {
MipsRegLo(Command.rd) = MipsRegLo(Command.rs) + MipsRegLo(Command.rt);
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_32;
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_SUB:
case R4300i_SPECIAL_SUBU:
if (Command.rd == 0) { break; }
if (m_InLoop && (Command.rt == Command.rd || Command.rs == Command.rd)) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt) && IsConst(Command.rs)) {
MipsRegLo(Command.rd) = MipsRegLo(Command.rs) - MipsRegLo(Command.rt);
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_32;
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_AND:
if (Command.rd == 0) { break; }
if (m_InLoop && (Command.rt == Command.rd || Command.rs == Command.rd)) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt) && IsConst(Command.rs)) {
if (Is64Bit(Command.rt) && Is64Bit(Command.rs)) {
MipsReg(Command.rd) = cMipsReg(Command.rt) & cMipsReg(Command.rs);
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_64;
} else if (Is64Bit(Command.rt) || Is64Bit(Command.rs)) {
if (Is64Bit(Command.rt)) {
MipsReg(Command.rd) = cMipsReg(Command.rt) & MipsRegLo(Command.rs);
} else {
MipsReg(Command.rd) = MipsRegLo(Command.rt) & cMipsReg(Command.rs);
}
MipsRegState(Command.rd) = CRegInfo::ConstantsType(cMipsReg(Command.rd));
} else {
MipsRegLo(Command.rd) = MipsRegLo(Command.rt) & MipsRegLo(Command.rs);
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_32;
}
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_OR:
if (Command.rd == 0) { break; }
if (m_InLoop && (Command.rt == Command.rd || Command.rs == Command.rd)) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt) && IsConst(Command.rs)) {
if (Is64Bit(Command.rt) && Is64Bit(Command.rs)) {
MipsReg(Command.rd) = cMipsReg(Command.rt) | cMipsReg(Command.rs);
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_64;
} else if (Is64Bit(Command.rt) || Is64Bit(Command.rs)) {
if (Is64Bit(Command.rt)) {
MipsReg(Command.rd) = cMipsReg(Command.rt) | MipsRegLo(Command.rs);
} else {
MipsReg(Command.rd) = MipsRegLo(Command.rt) | cMipsReg(Command.rs);
}
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_64;
} else {
MipsRegLo(Command.rd) = MipsRegLo(Command.rt) | MipsRegLo(Command.rs);
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_32;
}
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_XOR:
if (Command.rd == 0) { break; }
if (m_InLoop && (Command.rt == Command.rd || Command.rs == Command.rd)) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt) && IsConst(Command.rs)) {
if (Is64Bit(Command.rt) && Is64Bit(Command.rs)) {
MipsReg(Command.rd) = cMipsReg(Command.rt) ^ cMipsReg(Command.rs);
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_64;
} else if (Is64Bit(Command.rt) || Is64Bit(Command.rs)) {
if (Is64Bit(Command.rt)) {
MipsReg(Command.rd) = cMipsReg(Command.rt) ^ MipsRegLo(Command.rs);
} else {
MipsReg(Command.rd) = MipsRegLo(Command.rt) ^ cMipsReg(Command.rs);
}
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_64;
} else {
MipsRegLo(Command.rd) = MipsRegLo(Command.rt) ^ MipsRegLo(Command.rs);
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_32;
}
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_NOR:
if (Command.rd == 0) { break; }
if (m_InLoop && (Command.rt == Command.rd || Command.rs == Command.rd)) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt) && IsConst(Command.rs)) {
if (Is64Bit(Command.rt) && Is64Bit(Command.rs)) {
MipsReg(Command.rd) = ~(cMipsReg(Command.rt) | cMipsReg(Command.rs));
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_64;
} else if (Is64Bit(Command.rt) || Is64Bit(Command.rs)) {
if (Is64Bit(Command.rt)) {
MipsReg(Command.rd) = ~(cMipsReg(Command.rt) | MipsRegLo(Command.rs));
} else {
MipsReg(Command.rd) = ~(MipsRegLo(Command.rt) | cMipsReg(Command.rs));
}
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_64;
} else {
MipsRegLo(Command.rd) = ~(MipsRegLo(Command.rt) | MipsRegLo(Command.rs));
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_32;
}
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_SLT:
if (Command.rd == 0) { break; }
if (IsConst(Command.rt) && IsConst(Command.rs)) {
if (Is64Bit(Command.rt) || Is64Bit(Command.rs)) {
if (Is64Bit(Command.rt)) {
MipsRegLo(Command.rd) = (MipsRegLo_S(Command.rs) < cMipsReg_S(Command.rt))?1:0;
} else {
MipsRegLo(Command.rd) = (cMipsReg_S(Command.rs) < MipsRegLo_S(Command.rt))?1:0;
}
} else {
MipsRegLo(Command.rd) = (MipsRegLo_S(Command.rs) < MipsRegLo_S(Command.rt))?1:0;
}
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_32;
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_SLTU:
if (Command.rd == 0) { break; }
if (IsConst(Command.rt) && IsConst(Command.rs)) {
if (Is64Bit(Command.rt) || Is64Bit(Command.rs)) {
if (Is64Bit(Command.rt)) {
MipsRegLo(Command.rd) = (MipsRegLo(Command.rs) < cMipsReg(Command.rt))?1:0;
} else {
MipsRegLo(Command.rd) = (cMipsReg(Command.rs) < MipsRegLo(Command.rt))?1:0;
}
} else {
MipsRegLo(Command.rd) = (MipsRegLo(Command.rs) < MipsRegLo(Command.rt))?1:0;
}
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_32;
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_DADD:
case R4300i_SPECIAL_DADDU:
if (Command.rd == 0) { break; }
if (m_InLoop && (Command.rt == Command.rd || Command.rs == Command.rd)) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt) && IsConst(Command.rs)) {
MipsReg(Command.rd) =
Is64Bit(Command.rs)?cMipsReg(Command.rs):(_int64)MipsRegLo_S(Command.rs) +
Is64Bit(Command.rt)?cMipsReg(Command.rt):(_int64)MipsRegLo_S(Command.rt);
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_64;
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_DSUB:
case R4300i_SPECIAL_DSUBU:
if (Command.rd == 0) { break; }
if (m_InLoop && (Command.rt == Command.rd || Command.rs == Command.rd)) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt) && IsConst(Command.rs)) {
MipsReg(Command.rd) =
Is64Bit(Command.rs)?cMipsReg(Command.rs):(_int64)MipsRegLo_S(Command.rs) -
Is64Bit(Command.rt)?cMipsReg(Command.rt):(_int64)MipsRegLo_S(Command.rt);
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_64;
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_DSLL:
if (Command.rd == 0) { break; }
if (m_InLoop && Command.rt == Command.rd) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt)) {
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_64;
MipsReg(Command.rd) = Is64Bit(Command.rt)?cMipsReg(Command.rt):(_int64)MipsRegLo_S(Command.rt) << Command.sa;
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_DSRL:
if (Command.rd == 0) { break; }
if (m_InLoop && Command.rt == Command.rd) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt)) {
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_64;
MipsReg(Command.rd) = Is64Bit(Command.rt)?cMipsReg(Command.rt):(QWORD)MipsRegLo_S(Command.rt) >> Command.sa;
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_DSRA:
if (Command.rd == 0) { break; }
if (m_InLoop && Command.rt == Command.rd) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt)) {
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_64;
MipsReg_S(Command.rd) = Is64Bit(Command.rt)?cMipsReg_S(Command.rt):(_int64)MipsRegLo_S(Command.rt) >> Command.sa;
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_DSLL32:
if (Command.rd == 0) { break; }
if (m_InLoop && Command.rt == Command.rd) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt)) {
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_64;
MipsReg(Command.rd) = MipsRegLo(Command.rt) << (Command.sa + 32);
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_DSRL32:
if (Command.rd == 0) { break; }
if (m_InLoop && Command.rt == Command.rd) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt)) {
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_32;
MipsRegLo(Command.rd) = (DWORD)(cMipsReg(Command.rt) >> (Command.sa + 32));
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SPECIAL_DSRA32:
if (Command.rd == 0) { break; }
if (m_InLoop && Command.rt == Command.rd) {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rt)) {
MipsRegState(Command.rd) = CRegInfo::STATE_CONST_32;
MipsRegLo(Command.rd) = (DWORD)(cMipsReg_S(Command.rt) >> (Command.sa + 32));
} else {
MipsRegState(Command.rd) = CRegInfo::STATE_UNKNOWN;
}
break;
default:
#ifndef EXTERNAL_RELEASE
if (Command.Hex == 0x00000001) { break; }
DisplayError("Unhandled R4300i OpCode in FillSectionInfo 5\n%s",
R4300iOpcodeName(Command.Hex,CompilePC()));
#endif
m_NextInstruction = END_BLOCK;
m_CompilePC -= 4;
}
break;
case R4300i_REGIMM:
switch (Command.rt) {
case R4300i_REGIMM_BLTZ:
case R4300i_REGIMM_BGEZ:
m_NextInstruction = DELAY_SLOT;
m_Cont.TargetPC = CompilePC() + 8;
m_Jump.TargetPC = CompilePC() + ((short)Command.offset << 2) + 4;
if (CompilePC() == m_Jump.TargetPC) {
if (!DelaySlotEffectsCompare(CompilePC(),Command.rs,0)) {
m_Jump.PermLoop = true;
}
}
break;
case R4300i_REGIMM_BLTZL:
case R4300i_REGIMM_BGEZL:
m_NextInstruction = LIKELY_DELAY_SLOT;
m_Cont.TargetPC = CompilePC() + 8;
m_Jump.TargetPC = CompilePC() + ((short)Command.offset << 2) + 4;
if (CompilePC() == m_Jump.TargetPC) {
if (!DelaySlotEffectsCompare(CompilePC(),Command.rs,0)) {
m_Jump.PermLoop = true;
}
}
break;
case R4300i_REGIMM_BLTZAL:
MipsRegLo(31) = CompilePC() + 8;
MipsRegState(31) = CRegInfo::STATE_CONST_32;
m_Cont.TargetPC = CompilePC() + 8;
m_Jump.TargetPC = CompilePC() + ((short)Command.offset << 2) + 4;
if (CompilePC() == m_Jump.TargetPC) {
if (!DelaySlotEffectsCompare(CompilePC(),Command.rs,0)) {
m_Jump.PermLoop = true;
}
}
break;
case R4300i_REGIMM_BGEZAL:
m_NextInstruction = DELAY_SLOT;
if (IsConst(Command.rs))
{
__int64 Value;
if (Is32Bit(Command.rs))
{
Value = MipsRegLo_S(Command.rs);
} else {
Value = cMipsReg_S(Command.rs);
}
if (Value >= 0) {
MipsRegLo(31) = CompilePC() + 8;
MipsRegState(31) = CRegInfo::STATE_CONST_32;
m_Jump.TargetPC = CompilePC() + ((short)Command.offset << 2) + 4;
if (CompilePC() == m_Jump.TargetPC) {
if (!DelaySlotEffectsCompare(CompilePC(),31,0)) {
m_Jump.PermLoop = true;
}
}
break;
}
}
MipsRegLo(31) = CompilePC() + 8;
MipsRegState(31) = CRegInfo::STATE_CONST_32;
m_Cont.TargetPC = CompilePC() + 8;
m_Jump.TargetPC = CompilePC() + ((short)Command.offset << 2) + 4;
if (CompilePC() == m_Jump.TargetPC) {
if (!DelaySlotEffectsCompare(CompilePC(),Command.rs,0)) {
m_Jump.PermLoop = true;
}
}
break;
default:
#ifndef EXTERNAL_RELEASE
if (Command.Hex == 0x0407000D) { break; }
DisplayError("Unhandled R4300i OpCode in FillSectionInfo 4\n%s",
R4300iOpcodeName(Command.Hex,CompilePC()));
#endif
m_NextInstruction = END_BLOCK;
m_CompilePC -= 4;
}
break;
case R4300i_JAL:
m_NextInstruction = DELAY_SLOT;
MipsRegLo(31) = CompilePC() + 8;
MipsRegState(31) = CRegInfo::STATE_CONST_32;
m_Jump.TargetPC = (CompilePC() & 0xF0000000) + (Command.target << 2);
if (CompilePC() == m_Jump.TargetPC) {
if (!DelaySlotEffectsCompare(CompilePC(),31,0)) {
m_Jump.PermLoop = true;
}
}
break;
case R4300i_J:
m_NextInstruction = DELAY_SLOT;
m_Jump.TargetPC = (CompilePC() & 0xF0000000) + (Command.target << 2);
if (CompilePC() == m_Jump.TargetPC) { m_Jump.PermLoop = true; }
break;
case R4300i_BEQ:
m_NextInstruction = DELAY_SLOT;
m_Cont.TargetPC = CompilePC() + 8;
m_Jump.TargetPC = CompilePC() + ((short)Command.offset << 2) + 4;
if (CompilePC() == m_Jump.TargetPC) {
if (!DelaySlotEffectsCompare(CompilePC(),Command.rs,Command.rt)) {
m_Jump.PermLoop = true;
}
}
if (IsConst(Command.rs) && IsConst(Command.rt))
{
__int64 Value1, Value2;
if (Is32Bit(Command.rs))
{
Value1 = MipsRegLo_S(Command.rs);
} else {
Value1 = cMipsReg_S(Command.rs);
}
if (Is32Bit(Command.rt))
{
Value2 = MipsRegLo_S(Command.rt);
} else {
Value2 = cMipsReg_S(Command.rt);
}
if (Value1 == Value2)
{
m_Cont.TargetPC = -1;
}
}
break;
case R4300i_BNE:
case R4300i_BLEZ:
case R4300i_BGTZ:
m_NextInstruction = DELAY_SLOT;
m_Cont.TargetPC = CompilePC() + 8;
m_Jump.TargetPC = CompilePC() + ((short)Command.offset << 2) + 4;
if (CompilePC() == m_Jump.TargetPC) {
if (!DelaySlotEffectsCompare(CompilePC(),Command.rs,Command.rt)) {
m_Jump.PermLoop = true;
}
}
break;
case R4300i_ADDI:
case R4300i_ADDIU:
if (Command.rt == 0) { break; }
if (m_InLoop && Command.rs == Command.rt) {
MipsRegState(Command.rt) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rs)) {
MipsRegLo(Command.rt) = MipsRegLo(Command.rs) + (short)Command.immediate;
MipsRegState(Command.rt) = CRegInfo::STATE_CONST_32;
} else {
MipsRegState(Command.rt) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SLTI:
if (Command.rt == 0) { break; }
if (IsConst(Command.rs)) {
if (Is64Bit(Command.rs)) {
MipsRegLo(Command.rt) = (cMipsReg_S(Command.rs) < (_int64)((short)Command.immediate))?1:0;
} else {
MipsRegLo(Command.rt) = (MipsRegLo_S(Command.rs) < (int)((short)Command.immediate))?1:0;
}
MipsRegState(Command.rt) = CRegInfo::STATE_CONST_32;
} else {
MipsRegState(Command.rt) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_SLTIU:
if (Command.rt == 0) { break; }
if (IsConst(Command.rs)) {
if (Is64Bit(Command.rs)) {
MipsRegLo(Command.rt) = (cMipsReg(Command.rs) < (unsigned _int64)((short)Command.immediate))?1:0;
} else {
MipsRegLo(Command.rt) = (MipsRegLo(Command.rs) < (DWORD)((short)Command.immediate))?1:0;
}
MipsRegState(Command.rt) = CRegInfo::STATE_CONST_32;
} else {
MipsRegState(Command.rt) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_LUI:
if (Command.rt == 0) { break; }
MipsRegLo(Command.rt) = ((short)Command.offset << 16);
MipsRegState(Command.rt) = CRegInfo::STATE_CONST_32;
break;
case R4300i_ANDI:
if (Command.rt == 0) { break; }
if (m_InLoop && Command.rs == Command.rt) {
MipsRegState(Command.rt) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rs)) {
MipsRegState(Command.rt) = CRegInfo::STATE_CONST_32;
MipsRegLo(Command.rt) = MipsRegLo(Command.rs) & Command.immediate;
} else {
MipsRegState(Command.rt) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_ORI:
if (Command.rt == 0) { break; }
if (m_InLoop && Command.rs == Command.rt) {
MipsRegState(Command.rt) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rs)) {
MipsRegState(Command.rt) = CRegInfo::STATE_CONST_32;
MipsRegLo(Command.rt) = MipsRegLo(Command.rs) | Command.immediate;
} else {
MipsRegState(Command.rt) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_XORI:
if (Command.rt == 0) { break; }
if (m_InLoop && Command.rs == Command.rt) {
MipsRegState(Command.rt) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rs)) {
MipsRegState(Command.rt) = CRegInfo::STATE_CONST_32;
MipsRegLo(Command.rt) = MipsRegLo(Command.rs) ^ Command.immediate;
} else {
MipsRegState(Command.rt) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_CP0:
switch (Command.rs) {
case R4300i_COP0_MF:
if (Command.rt == 0) { break; }
MipsRegState(Command.rt) = CRegInfo::STATE_UNKNOWN;
break;
case R4300i_COP0_MT: break;
default:
if ( (Command.rs & 0x10 ) != 0 ) {
switch( Command.funct ) {
case R4300i_COP0_CO_TLBR: break;
case R4300i_COP0_CO_TLBWI: break;
case R4300i_COP0_CO_TLBWR: break;
case R4300i_COP0_CO_TLBP: break;
case R4300i_COP0_CO_ERET: m_NextInstruction = END_BLOCK; break;
default:
#ifndef EXTERNAL_RELEASE
DisplayError("Unhandled R4300i OpCode in FillSectionInfo\n%s",
R4300iOpcodeName(Command.Hex,CompilePC()));
#endif
m_NextInstruction = END_BLOCK;
m_CompilePC -= 4;
}
} else {
#ifndef EXTERNAL_RELEASE
DisplayError("Unhandled R4300i OpCode in FillSectionInfo 3\n%s",
R4300iOpcodeName(Command.Hex,CompilePC()));
#endif
m_NextInstruction = END_BLOCK;
m_CompilePC -= 4;
}
}
break;
case R4300i_CP1:
switch (Command.fmt) {
case R4300i_COP1_CF:
case R4300i_COP1_MF:
case R4300i_COP1_DMF:
if (Command.rt == 0) { break; }
MipsRegState(Command.rt) = CRegInfo::STATE_UNKNOWN;
break;
case R4300i_COP1_BC:
switch (Command.ft) {
case R4300i_COP1_BC_BCFL:
case R4300i_COP1_BC_BCTL:
m_NextInstruction = LIKELY_DELAY_SLOT;
m_Cont.TargetPC = CompilePC() + 8;
m_Jump.TargetPC = CompilePC() + ((short)Command.offset << 2) + 4;
if (CompilePC() == m_Jump.TargetPC) {
int EffectDelaySlot;
OPCODE NewCommand;
if (!_MMU->LW_VAddr(CompilePC() + 4, NewCommand.Hex)) {
DisplayError(GS(MSG_FAIL_LOAD_WORD));
ExitThread(0);
}
EffectDelaySlot = false;
if (NewCommand.op == R4300i_CP1) {
if (NewCommand.fmt == R4300i_COP1_S && (NewCommand.funct & 0x30) == 0x30 ) {
EffectDelaySlot = true;
}
if (NewCommand.fmt == R4300i_COP1_D && (NewCommand.funct & 0x30) == 0x30 ) {
EffectDelaySlot = true;
}
}
if (!EffectDelaySlot) {
m_Jump.PermLoop = true;
}
}
break;
case R4300i_COP1_BC_BCF:
case R4300i_COP1_BC_BCT:
m_NextInstruction = DELAY_SLOT;
m_Cont.TargetPC = CompilePC() + 8;
m_Jump.TargetPC = CompilePC() + ((short)Command.offset << 2) + 4;
if (CompilePC() == m_Jump.TargetPC) {
int EffectDelaySlot;
OPCODE NewCommand;
if (!_MMU->LW_VAddr(CompilePC() + 4, NewCommand.Hex)) {
DisplayError(GS(MSG_FAIL_LOAD_WORD));
ExitThread(0);
}
EffectDelaySlot = false;
if (NewCommand.op == R4300i_CP1) {
if (NewCommand.fmt == R4300i_COP1_S && (NewCommand.funct & 0x30) == 0x30 ) {
EffectDelaySlot = true;
}
if (NewCommand.fmt == R4300i_COP1_D && (NewCommand.funct & 0x30) == 0x30 ) {
EffectDelaySlot = true;
}
}
if (!EffectDelaySlot) {
m_Jump.PermLoop = true;
}
}
break;
}
break;
case R4300i_COP1_MT: break;
case R4300i_COP1_DMT: break;
case R4300i_COP1_CT: break;
case R4300i_COP1_S: break;
case R4300i_COP1_D: break;
case R4300i_COP1_W: break;
case R4300i_COP1_L: break;
default:
#ifndef EXTERNAL_RELEASE
DisplayError("Unhandled R4300i OpCode in FillSectionInfo 2\n%s",
R4300iOpcodeName(Command.Hex,CompilePC()));
#endif
m_NextInstruction = END_BLOCK;
m_CompilePC -= 4;
}
break;
case R4300i_BEQL:
case R4300i_BNEL:
case R4300i_BLEZL:
case R4300i_BGTZL:
m_NextInstruction = LIKELY_DELAY_SLOT;
m_Cont.TargetPC = CompilePC() + 8;
m_Jump.TargetPC = CompilePC() + ((short)Command.offset << 2) + 4;
if (CompilePC() == m_Jump.TargetPC) {
if (!DelaySlotEffectsCompare(CompilePC(),Command.rs,Command.rt)) {
m_Jump.PermLoop = true;
}
}
break;
case R4300i_DADDI:
case R4300i_DADDIU:
if (Command.rt == 0) { break; }
if (m_InLoop && Command.rs == Command.rt) {
MipsRegState(Command.rt) = CRegInfo::STATE_UNKNOWN;
}
if (IsConst(Command.rs)) {
if (Is64Bit(Command.rs)) {
int imm32 = (short)Command.immediate;
__int64 imm64 = imm32;
MipsReg_S(Command.rt) = MipsRegLo_S(Command.rs) + imm64;
} else {
MipsReg_S(Command.rt) = MipsRegLo_S(Command.rs) + (short)Command.immediate;
}
MipsRegState(Command.rt) = CRegInfo::STATE_CONST_64;
} else {
MipsRegState(Command.rt) = CRegInfo::STATE_UNKNOWN;
}
break;
case R4300i_LDR:
case R4300i_LDL:
case R4300i_LB:
case R4300i_LH:
case R4300i_LWL:
case R4300i_LW:
case R4300i_LWU:
case R4300i_LL:
case R4300i_LBU:
case R4300i_LHU:
case R4300i_LWR:
case R4300i_SC:
if (Command.rt == 0) { break; }
MipsRegState(Command.rt) = CRegInfo::STATE_UNKNOWN;
break;
case R4300i_SB: break;
case R4300i_SH: break;
case R4300i_SWL: break;
case R4300i_SW: break;
case R4300i_SWR: break;
case R4300i_SDL: break;
case R4300i_SDR: break;
case R4300i_CACHE: break;
case R4300i_LWC1: break;
case R4300i_SWC1: break;
case R4300i_LDC1: break;
case R4300i_LD:
if (Command.rt == 0) { break; }
MipsRegState(Command.rt) = CRegInfo::STATE_UNKNOWN;
break;
case R4300i_SDC1: break;
case R4300i_SD: break;
default:
m_NextInstruction = END_BLOCK;
m_CompilePC -= 4;
if (Command.Hex == 0x7C1C97C0) { break; }
if (Command.Hex == 0x7FFFFFFF) { break; }
if (Command.Hex == 0xF1F3F5F7) { break; }
if (Command.Hex == 0xC1200000) { break; }
if (Command.Hex == 0x4C5A5353) { break; }
#ifndef EXTERNAL_RELEASE
DisplayError("Unhandled R4300i OpCode in FillSectionInfo 1\n%s\n%X",
R4300iOpcodeName(Command.Hex,CompilePC()),Command.Hex);
#endif
}
// if (CompilePC() == 0x8005E4B8) {
//CPU_Message("%X: %s %s = %d",CompilePC(),R4300iOpcodeName(Command.Hex,CompilePC()),
// CRegName::GPR[8],cMipsRegState(8));
//_asm int 3
// }
switch (m_NextInstruction) {
case NORMAL:
m_CompilePC += 4;
break;
case DELAY_SLOT:
m_NextInstruction = DELAY_SLOT_DONE;
m_CompilePC += 4;
break;
case LIKELY_DELAY_SLOT:
if (m_Cont.TargetPC == m_Jump.TargetPC)
{
m_Jump.RegSet = m_RegWorkingSet;
m_Cont.DoneDelaySlot = false;
m_Cont.RegSet = m_RegWorkingSet;
m_Cont.DoneDelaySlot = true;
m_NextInstruction = END_BLOCK;
} else {
m_Cont.RegSet = m_RegWorkingSet;
m_Cont.DoneDelaySlot = true;
m_NextInstruction = LIKELY_DELAY_SLOT_DONE;
m_CompilePC += 4;
}
break;
case DELAY_SLOT_DONE:
m_Cont.RegSet = m_RegWorkingSet;
m_Jump.RegSet = m_RegWorkingSet;
m_Cont.DoneDelaySlot = true;
m_Jump.DoneDelaySlot = true;
m_NextInstruction = END_BLOCK;
break;
case LIKELY_DELAY_SLOT_DONE:
m_Jump.RegSet = m_RegWorkingSet;
m_Jump.DoneDelaySlot = true;
m_NextInstruction = END_BLOCK;
break;
}
if ((CompilePC() & 0xFFFFF000) != (m_EnterPC & 0xFFFFF000)) {
if (m_NextInstruction != END_BLOCK && m_NextInstruction != NORMAL) {
// DisplayError("Branch running over delay slot ???\nm_NextInstruction == %d",m_NextInstruction);
m_Cont.TargetPC = (DWORD)-1;
m_Jump.TargetPC = (DWORD)-1;
}
m_NextInstruction = END_BLOCK;
m_CompilePC -= 4;
}
} while (m_NextInstruction != END_BLOCK);
if (m_Cont.TargetPC != (DWORD)-1) {
if ((m_Cont.TargetPC & 0xFFFFF000) != (m_EnterPC & 0xFFFFF000)) {
m_Cont.TargetPC = (DWORD)-1;
}
}
if (m_Jump.TargetPC != (DWORD)-1) {
if (m_Jump.TargetPC < m_BlockInfo->VAddrEnter())
{
m_Jump.TargetPC = (DWORD)-1;
}
if ((m_Jump.TargetPC & 0xFFFFF000) != (m_EnterPC & 0xFFFFF000)) {
m_Jump.TargetPC = (DWORD)-1;
}
}
return true;
}