project64/Source/Project64-core/N64System/Recompiler/RecompilerClass.cpp

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/****************************************************************************
* *
* Project64 - A Nintendo 64 emulator. *
* http://www.pj64-emu.com/ *
* Copyright (C) 2012 Project64. All rights reserved. *
* *
* License: *
* GNU/GPLv2 http://www.gnu.org/licenses/gpl-2.0.html *
* *
****************************************************************************/
#include "stdafx.h"
#include <Project64-core/N64System/Recompiler/RecompilerClass.h>
#include <Project64-core/N64System/SystemGlobals.h>
#include <Project64-core/N64System/Recompiler/RecompilerCodeLog.h>
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#include <Project64-core/N64System/N64Class.h>
#include <Project64-core/N64System/Interpreter/InterpreterCPU.h>
#include <Project64-core/ExceptionHandler.h>
CRecompiler::CRecompiler(CRegisters & Registers, CProfiling & Profile, bool & EndEmulation) :
m_Registers(Registers),
m_Profile(Profile),
m_EndEmulation(EndEmulation),
PROGRAM_COUNTER(Registers.m_PROGRAM_COUNTER)
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{
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CFunctionMap::AllocateMemory();
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if (g_MMU != NULL)
{
ResetMemoryStackPos();
}
}
CRecompiler::~CRecompiler()
{
ResetRecompCode(false);
}
void CRecompiler::Run()
{
WriteTrace(TraceRecompiler, TraceDebug, "Start");
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if (bLogX86Code())
{
Start_Recompiler_Log();
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}
if (!CRecompMemory::AllocateMemory())
{
WriteTrace(TraceRecompiler, TraceError, "AllocateMemory failed");
return;
}
if (!CFunctionMap::AllocateMemory())
{
WriteTrace(TraceRecompiler, TraceError, "AllocateMemory failed");
return;
}
m_EndEmulation = false;
#ifdef legacycode
*g_MemoryStack = (uint32_t)(RDRAM + (_GPR[29].W[0] & 0x1FFFFFFF));
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#endif
__except_try()
{
if (g_System->LookUpMode() == FuncFind_VirtualLookup)
{
if (g_System->bSMM_ValidFunc())
{
RecompilerMain_VirtualTable_validate();
}
else
{
RecompilerMain_VirtualTable();
}
}
else if (g_System->LookUpMode() == FuncFind_ChangeMemory)
{
RecompilerMain_ChangeMemory();
}
else
{
if (g_System->bUseTlb())
{
if (g_System->bSMM_ValidFunc())
{
RecompilerMain_Lookup_validate_TLB();
}
else
{
RecompilerMain_Lookup_TLB();
}
}
else
{
if (g_System->bSMM_ValidFunc())
{
RecompilerMain_Lookup_validate();
}
else
{
RecompilerMain_Lookup();
}
}
}
}
__except_catch()
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{
g_Notify->DisplayError(MSG_UNKNOWN_MEM_ACTION);
}
WriteTrace(TraceRecompiler, TraceDebug, "Done");
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}
void CRecompiler::RecompilerMain_VirtualTable()
{
bool & Done = m_EndEmulation;
uint32_t & PC = PROGRAM_COUNTER;
while (!Done)
{
if (!g_TransVaddr->ValidVaddr(PC))
{
m_Registers.DoTLBReadMiss(false, PC);
if (!g_TransVaddr->ValidVaddr(PC))
{
g_Notify->DisplayError(stdstr_f("Failed to translate PC to a PAddr: %X\n\nEmulation stopped", PC).c_str());
return;
}
continue;
}
PCCompiledFunc_TABLE & table = FunctionTable()[PC >> 0xC];
uint32_t TableEntry = (PC & 0xFFF) >> 2;
if (table)
{
CCompiledFunc * info = table[TableEntry];
if (info != NULL)
{
(info->Function())();
continue;
}
}
CCompiledFunc * info = CompileCode();
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if (info == NULL || m_EndEmulation)
{
break;
}
if (table == NULL)
{
table = new PCCompiledFunc[(0x1000 >> 2)];
if (table == NULL)
{
WriteTrace(TraceRecompiler, TraceError, "failed to allocate PCCompiledFunc");
g_Notify->FatalError(MSG_MEM_ALLOC_ERROR);
}
memset(table, 0, sizeof(PCCompiledFunc) * (0x1000 >> 2));
if (g_System->bSMM_Protect())
{
WriteTrace(TraceRecompiler, TraceError, "Create Table (%X): Index = %d", table, PC >> 0xC);
g_MMU->ProtectMemory(PC & ~0xFFF, PC | 0xFFF);
}
}
table[TableEntry] = info;
(info->Function())();
}
}
void CRecompiler::RecompilerMain_VirtualTable_validate()
{
g_Notify->BreakPoint(__FILE__, __LINE__);
/* PCCompiledFunc_TABLE * m_FunctionTable = m_Functions.GetFunctionTable();
while(!m_EndEmulation)
{
/*if (NextInstruction == DELAY_SLOT)
{
CCompiledFunc * Info = m_FunctionsDelaySlot.FindFunction(PROGRAM_COUNTER);
//Find Block on hash table
if (Info == NULL)
{
g_Notify->BreakPoint(__FILE__, __LINE__);
#ifdef legacycode
if (!g_TLB->ValidVaddr(PROGRAM_COUNTER))
{
DoTLBMiss(NextInstruction == DELAY_SLOT,PROGRAM_COUNTER);
NextInstruction = NORMAL;
if (!g_TLB->ValidVaddr(PROGRAM_COUNTER))
{
g_Notify->DisplayError("Failed to translate PC to a PAddr: %X\n\nEmulation stopped",PROGRAM_COUNTER);
return;
}
continue;
}
#endif
//Find Block on hash table
Info = CompileDelaySlot(PROGRAM_COUNTER);
if (Info == NULL || EndEmulation())
{
break;
}
}
const uint8_t * Block = Info->FunctionAddr();
if ((*Info->MemLocation[0] != Info->MemContents[0]) ||
(*Info->MemLocation[1] != Info->MemContents[1]))
{
ClearRecompCode_Virt((Info->VStartPC() - 0x1000) & ~0xFFF,0x2000,Remove_ValidateFunc);
NextInstruction = DELAY_SLOT;
Info = NULL;
continue;
}
_asm {
pushad
call Block
popad
}
continue;
}*/
/* PCCompiledFunc_TABLE table = m_FunctionTable[PROGRAM_COUNTER >> 0xC];
if (table)
{
CCompiledFunc * info = table[(PROGRAM_COUNTER & 0xFFF) >> 2];
if (info != NULL)
{
if ((*info->MemLocation[0] != info->MemContents[0]) ||
(*info->MemLocation[1] != info->MemContents[1]))
{
ClearRecompCode_Virt((info->VStartPC() - 0x1000) & ~0xFFF,0x3000,Remove_ValidateFunc);
info = NULL;
continue;
}
const uint8_t * Block = info->FunctionAddr();
_asm {
pushad
call Block
popad
}
continue;
}
}
g_Notify->BreakPoint(__FILE__, __LINE__);
#ifdef legacycode
if (!g_TLB->ValidVaddr(PROGRAM_COUNTER))
{
DoTLBMiss(NextInstruction == DELAY_SLOT,PROGRAM_COUNTER);
NextInstruction = NORMAL;
if (!g_TLB->ValidVaddr(PROGRAM_COUNTER))
{
g_Notify->DisplayError("Failed to translate PC to a PAddr: %X\n\nEmulation stopped",PROGRAM_COUNTER);
return;
}
}
#endif
CCompiledFunc * info = CompileCode();
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if (info == NULL || EndEmulation())
{
break;
}
}
/*
while(!m_EndEmulation)
{
if (!g_MMU->ValidVaddr(PROGRAM_COUNTER))
{
DoTLBMiss(NextInstruction == DELAY_SLOT,PROGRAM_COUNTER);
NextInstruction = NORMAL;
if (!g_MMU->ValidVaddr(PROGRAM_COUNTER))
{
g_Notify->DisplayError("Failed to translate PC to a PAddr: %X\n\nEmulation stopped",PROGRAM_COUNTER);
return;
}
}
if (NextInstruction == DELAY_SLOT)
{
CCompiledFunc * Info = m_FunctionsDelaySlot.FindFunction(PROGRAM_COUNTER);
//Find Block on hash table
if (Info == NULL)
{
Info = CompileDelaySlot(PROGRAM_COUNTER);
if (Info == NULL || EndEmulation())
{
break;
}
}
if (bSMM_ValidFunc())
{
if ((*Info->MemLocation[0] != Info->MemContents[0]) ||
(*Info->MemLocation[1] != Info->MemContents[1]))
{
ClearRecompCode_Virt((Info->StartPC() - 0x1000) & ~0xFFF,0x2000,Remove_ValidateFunc);
NextInstruction = DELAY_SLOT;
Info = NULL;
continue;
}
}
const uint8_t * Block = Info->FunctionAddr();
_asm {
pushad
call Block
popad
}
continue;
}
CCompiledFunc * Info = m_Functions.FindFunction(PROGRAM_COUNTER);
//Find Block on hash table
if (Info == NULL)
{
Info = CompileCode();
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if (Info == NULL || EndEmulation())
{
break;
}
}
if (bSMM_ValidFunc())
{
if ((*Info->MemLocation[0] != Info->MemContents[0]) ||
(*Info->MemLocation[1] != Info->MemContents[1]))
{
ClearRecompCode_Virt((Info->StartPC() - 0x1000) & ~0xFFF,0x3000,Remove_ValidateFunc);
Info = NULL;
continue;
}
}
const uint8_t * Block = Info->FunctionAddr();
_asm {
pushad
call Block
popad
}
}
*/
}
void CRecompiler::RecompilerMain_Lookup()
{
while (!m_EndEmulation)
{
uint32_t PhysicalAddr = PROGRAM_COUNTER & 0x1FFFFFFF;
if (PhysicalAddr < g_System->RdramSize())
{
CCompiledFunc * info = JumpTable()[PhysicalAddr >> 2];
if (info == NULL)
{
info = CompileCode();
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if (info == NULL || m_EndEmulation)
{
break;
}
if (g_System->bSMM_Protect())
{
g_MMU->ProtectMemory(PROGRAM_COUNTER & ~0xFFF, PROGRAM_COUNTER | 0xFFF);
}
JumpTable()[PhysicalAddr >> 2] = info;
}
(info->Function())();
}
else
{
uint32_t opsExecuted = 0;
while (g_TransVaddr->TranslateVaddr(PROGRAM_COUNTER, PhysicalAddr) && PhysicalAddr >= g_System->RdramSize())
{
CInterpreterCPU::ExecuteOps(g_System->CountPerOp());
opsExecuted += g_System->CountPerOp();
}
if (g_SyncSystem)
{
g_System->UpdateSyncCPU(g_SyncSystem, opsExecuted);
g_System->SyncCPU(g_SyncSystem);
}
}
}
/*
uint32_t Addr;
CCompiledFunc * Info;
//const uint8_t * Block;
while(!m_EndEmulation)
{
/*if (bUseTlb())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
#ifdef legacycode
if (!g_TLB->TranslateVaddr(PROGRAM_COUNTER, Addr))
{
DoTLBMiss(NextInstruction == DELAY_SLOT,PROGRAM_COUNTER);
NextInstruction = NORMAL;
if (!TranslateVaddr(PROGRAM_COUNTER, &Addr)) {
g_Notify->DisplayError("Failed to translate PC to a PAddr: %X\n\nEmulation stopped",PROGRAM_COUNTER);
return;
}
}
#endif
} else {
Addr = PROGRAM_COUNTER & 0x1FFFFFFF;
}*/
/* if (NextInstruction == DELAY_SLOT) {
CCompiledFunc * Info = m_FunctionsDelaySlot.FindFunction(PROGRAM_COUNTER);
//Find Block on hash table
if (Info == NULL)
{
Info = CompileDelaySlot(PROGRAM_COUNTER);
if (Info == NULL || EndEmulation())
{
break;
}
}
if (bSMM_ValidFunc())
{
if ((*Info->MemLocation[0] != Info->MemContents[0]) ||
(*Info->MemLocation[1] != Info->MemContents[1]))
{
ClearRecompCode_Virt((Info->VStartPC() - 0x1000) & ~0xFFF,0x2000,Remove_ValidateFunc);
NextInstruction = DELAY_SLOT;
Info = NULL;
continue;
}
}
const uint8_t * Block = Info->FunctionAddr();
_asm {
pushad
call Block
popad
}
continue;
}
__try {
if (Addr > 0x10000000)
{
if (bRomInMemory())
{
if (Addr > 0x20000000)
{
WriteTraceF(TraceDebug,"Executing from non mapped space .1 PC: %X Addr: %X",PROGRAM_COUNTER, Addr);
g_Notify->DisplayError(GS(MSG_NONMAPPED_SPACE));
break;
}
Info = (CCompiledFunc *)*(JumpTable + (Addr >> 2));
} else {
if (PROGRAM_COUNTER >= 0xB0000000 && PROGRAM_COUNTER < (RomFileSize | 0xB0000000)) {
while (PROGRAM_COUNTER >= 0xB0000000 && PROGRAM_COUNTER < (RomFileSize | 0xB0000000)) {
ExecuteInterpreterOpCode();
}
continue;
} else {
WriteTraceF(TraceDebug,"Executing from non mapped space .1 PC: %X Addr: %X",PROGRAM_COUNTER, Addr);
g_Notify->DisplayError(GS(MSG_NONMAPPED_SPACE));
break;
}
}
} else {
Info = (CCompiledFunc *)*(JumpTable + (Addr >> 2));
}
} __except(EXCEPTION_EXECUTE_HANDLER) {
if (PROGRAM_COUNTER >= 0xB0000000 && PROGRAM_COUNTER < (RomFileSize | 0xB0000000)) {
while (PROGRAM_COUNTER >= 0xB0000000 && PROGRAM_COUNTER < (RomFileSize | 0xB0000000)) {
ExecuteInterpreterOpCode();
}
continue;
} else {
WriteTraceF(TraceDebug,"Executing from non mapped space .2 PC: %X Addr: %X",PROGRAM_COUNTER, Addr);
g_Notify->DisplayError(GS(MSG_NONMAPPED_SPACE));
return;
}
}
if (Info == NULL)
{
Info = CompileCode();
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if (Info == NULL || EndEmulation())
{
break;
}
*(JumpTable + (Addr >> 2)) = (void *)Info;
// if (SelfModCheck == ModCode_ProtectedMemory) {
// VirtualProtect(RDRAM + Addr, 4, PAGE_READONLY, &OldProtect);
// }
}
if (bSMM_ValidFunc())
{
if ((*Info->MemLocation[0] != Info->MemContents[0]) ||
(*Info->MemLocation[1] != Info->MemContents[1]))
{
ClearRecompCode_Virt((Info->VStartPC() - 0x1000) & ~0xFFF,0x3000,Remove_ValidateFunc);
Info = NULL;
continue;
}
}
g_Notify->BreakPoint(__FILE__, __LINE__);
#ifdef legacycode
if (Profiling && IndvidualBlock) {
static uint32_t ProfAddress = 0;
if ((PROGRAM_COUNTER & ~0xFFF) != ProfAddress) {
char Label[100];
ProfAddress = PROGRAM_COUNTER & ~0xFFF;
sprintf(Label,"PC: %X to %X",ProfAddress,ProfAddress+ 0xFFC);
// StartTimer(Label);
}
/*if (PROGRAM_COUNTER >= 0x800DD000 && PROGRAM_COUNTER <= 0x800DDFFC) {
char Label[100];
sprintf(Label,"PC: %X Block: %X",PROGRAM_COUNTER,Block);
StartTimer(Label);
}*/
// } else if ((Profiling || ShowCPUPer) && ProfilingLabel[0] == 0) {
// StartTimer("r4300i Running");
/* }
#endif
const uint8_t * Block = Info->FunctionAddr();
_asm {
pushad
call Block
popad
}
}*/
}
void CRecompiler::RecompilerMain_Lookup_TLB()
{
uint32_t PhysicalAddr;
while (!m_EndEmulation)
{
if (!g_TransVaddr->TranslateVaddr(PROGRAM_COUNTER, PhysicalAddr))
{
m_Registers.DoTLBReadMiss(false, PROGRAM_COUNTER);
if (!g_TransVaddr->TranslateVaddr(PROGRAM_COUNTER, PhysicalAddr))
{
g_Notify->DisplayError(stdstr_f("Failed to translate PC to a PAddr: %X\n\nEmulation stopped", PROGRAM_COUNTER).c_str());
m_EndEmulation = true;
}
continue;
}
if (PhysicalAddr < g_System->RdramSize())
{
CCompiledFunc * info = JumpTable()[PhysicalAddr >> 2];
if (info == NULL)
{
info = CompileCode();
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if (info == NULL || m_EndEmulation)
{
break;
}
if (g_System->bSMM_Protect())
{
g_MMU->ProtectMemory(PROGRAM_COUNTER & ~0xFFF, PROGRAM_COUNTER | 0xFFF);
}
JumpTable()[PhysicalAddr >> 2] = info;
}
(info->Function())();
}
else
{
uint32_t opsExecuted = 0;
while (g_TransVaddr->TranslateVaddr(PROGRAM_COUNTER, PhysicalAddr) && PhysicalAddr >= g_System->RdramSize())
{
CInterpreterCPU::ExecuteOps(g_System->CountPerOp());
opsExecuted += g_System->CountPerOp();
}
if (g_SyncSystem)
{
g_System->UpdateSyncCPU(g_SyncSystem, opsExecuted);
g_System->SyncCPU(g_SyncSystem);
}
}
}
}
void CRecompiler::RecompilerMain_Lookup_validate()
{
while (!m_EndEmulation)
{
uint32_t PhysicalAddr = PROGRAM_COUNTER & 0x1FFFFFFF;
if (PhysicalAddr < g_System->RdramSize())
{
CCompiledFunc * info = JumpTable()[PhysicalAddr >> 2];
if (info == NULL)
{
info = CompileCode();
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if (info == NULL || m_EndEmulation)
{
break;
}
if (g_System->bSMM_Protect())
{
g_MMU->ProtectMemory(PROGRAM_COUNTER & ~0xFFF, PROGRAM_COUNTER | 0xFFF);
}
JumpTable()[PhysicalAddr >> 2] = info;
}
else
{
if (*(info->MemLocation(0)) != info->MemContents(0) ||
*(info->MemLocation(1)) != info->MemContents(1))
{
ClearRecompCode_Virt((info->EnterPC() - 0x1000) & ~0xFFF, 0x3000, Remove_ValidateFunc);
info = NULL;
continue;
}
}
(info->Function())();
}
else
{
uint32_t opsExecuted = 0;
while (g_TransVaddr->TranslateVaddr(PROGRAM_COUNTER, PhysicalAddr) && PhysicalAddr >= g_System->RdramSize())
{
CInterpreterCPU::ExecuteOps(g_System->CountPerOp());
opsExecuted += g_System->CountPerOp();
}
if (g_SyncSystem)
{
g_System->UpdateSyncCPU(g_SyncSystem, opsExecuted);
g_System->SyncCPU(g_SyncSystem);
}
}
}
}
void CRecompiler::RecompilerMain_Lookup_validate_TLB()
{
WriteTrace(TraceRecompiler, TraceInfo, "Start");
bool & Done = m_EndEmulation;
uint32_t & PC = PROGRAM_COUNTER;
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uint32_t PhysicalAddr;
while (!Done)
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{
if (!g_TransVaddr->TranslateVaddr(PC, PhysicalAddr))
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{
m_Registers.DoTLBReadMiss(false, PC);
if (!g_TransVaddr->TranslateVaddr(PC, PhysicalAddr))
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{
g_Notify->DisplayError(stdstr_f("Failed to translate PC to a PAddr: %X\n\nEmulation stopped", PC).c_str());
Done = true;
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}
continue;
}
if (PhysicalAddr < g_System->RdramSize())
{
CCompiledFunc * info = JumpTable()[PhysicalAddr >> 2];
if (info == NULL)
{
info = CompileCode();
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if (info == NULL || m_EndEmulation)
{
break;
}
if (g_System->bSMM_Protect())
{
g_MMU->ProtectMemory(PC & ~0xFFF, PC | 0xFFF);
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}
JumpTable()[PhysicalAddr >> 2] = info;
}
else
{
if (*(info->MemLocation(0)) != info->MemContents(0) ||
*(info->MemLocation(1)) != info->MemContents(1))
{
if (PhysicalAddr > 0x1000)
{
ClearRecompCode_Phys((PhysicalAddr - 0x1000) & ~0xFFF, 0x3000, Remove_ValidateFunc);
}
else
{
ClearRecompCode_Phys(0, 0x2000, Remove_ValidateFunc);
}
info = JumpTable()[PhysicalAddr >> 2];
if (info != NULL)
{
g_Notify->BreakPoint(__FILE__, __LINE__);
info = NULL;
}
continue;
}
}
(info->Function())();
}
else
{
uint32_t opsExecuted = 0;
while (g_TransVaddr->TranslateVaddr(PC, PhysicalAddr) && PhysicalAddr >= g_System->RdramSize())
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{
CInterpreterCPU::ExecuteOps(g_System->CountPerOp());
opsExecuted += g_System->CountPerOp();
}
if (g_SyncSystem)
{
g_System->UpdateSyncCPU(g_SyncSystem, opsExecuted);
g_System->SyncCPU(g_SyncSystem);
}
}
}
WriteTrace(TraceRecompiler, TraceDebug, "Done");
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}
void CRecompiler::Reset()
{
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WriteTrace(TraceRecompiler, TraceDebug, "start");
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ResetRecompCode(true);
ResetMemoryStackPos();
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WriteTrace(TraceRecompiler, TraceDebug, "Done");
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}
void CRecompiler::ResetRecompCode(bool bAllocate)
{
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WriteTrace(TraceRecompiler, TraceDebug, "start");
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CRecompMemory::Reset();
CFunctionMap::Reset(bAllocate);
for (CCompiledFuncList::iterator iter = m_Functions.begin(); iter != m_Functions.end(); iter++)
{
CCompiledFunc * Func = iter->second;
while (Func != NULL)
{
CCompiledFunc * CurrentFunc = Func;
Func = Func->Next();
delete CurrentFunc;
}
}
m_Functions.clear();
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WriteTrace(TraceRecompiler, TraceDebug, "Done");
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}
void CRecompiler::RecompilerMain_ChangeMemory()
{
g_Notify->BreakPoint(__FILE__, __LINE__);
#ifdef legacycode
uint32_t Value, Addr;
uint8_t * Block;
while (!EndEmulation())
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{
if (UseTlb)
{
if (!TranslateVaddr(PROGRAM_COUNTER, &Addr))
{
DoTLBMiss(NextInstruction == DELAY_SLOT, PROGRAM_COUNTER);
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NextInstruction = NORMAL;
if (!TranslateVaddr(PROGRAM_COUNTER, &Addr))
{
g_Notify->DisplayError("Failed to translate PC to a PAddr: %X\n\nEmulation stopped", PROGRAM_COUNTER);
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ExitThread(0);
}
}
}
else
{
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Addr = PROGRAM_COUNTER & 0x1FFFFFFF;
}
if (NextInstruction == DELAY_SLOT)
{
__try
{
Value = (uint32_t)(*(DelaySlotTable + (Addr >> 12)));
}
__except (EXCEPTION_EXECUTE_HANDLER)
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{
g_Notify->DisplayError("Executing Delay Slot from non maped space\nPROGRAM_COUNTER = 0x%X", PROGRAM_COUNTER);
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ExitThread(0);
}
if ((Value >> 16) == 0x7C7C)
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{
uint32_t Index = (Value & 0xFFFF);
Block = (uint8_t *)OrigMem[Index].CompiledLocation;
if (OrigMem[Index].PAddr != Addr) { Block = NULL; }
if (OrigMem[Index].VAddr != PROGRAM_COUNTER) { Block = NULL; }
if (Index >= TargetIndex) { Block = NULL; }
}
else
{
Block = NULL;
}
if (Block == NULL)
{
uint32_t MemValue;
Block = CompileDelaySlot();
Value = 0x7C7C0000;
Value += (uint16_t)(TargetIndex);
MemValue = *(uint32_t *)(RDRAM + Addr);
if ((MemValue >> 16) == 0x7C7C)
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{
MemValue = OrigMem[(MemValue & 0xFFFF)].OriginalValue;
}
OrigMem[(uint16_t)(TargetIndex)].OriginalValue = MemValue;
OrigMem[(uint16_t)(TargetIndex)].CompiledLocation = Block;
OrigMem[(uint16_t)(TargetIndex)].PAddr = Addr;
OrigMem[(uint16_t)(TargetIndex)].VAddr = PROGRAM_COUNTER;
TargetIndex += 1;
*(DelaySlotTable + (Addr >> 12)) = (void *)Value;
NextInstruction = NORMAL;
}
_asm
{
pushad
call Block
popad
}
continue;
}
__try
{
Value = *(uint32_t *)(RDRAM + Addr);
if ((Value >> 16) == 0x7C7C)
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{
uint32_t Index = (Value & 0xFFFF);
Block = (uint8_t *)OrigMem[Index].CompiledLocation;
if (OrigMem[Index].PAddr != Addr) { Block = NULL; }
if (OrigMem[Index].VAddr != PROGRAM_COUNTER) { Block = NULL; }
if (Index >= TargetIndex) { Block = NULL; }
}
else
{
Block = NULL;
}
}
__except (EXCEPTION_EXECUTE_HANDLER)
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{
g_Notify->DisplayError(GS(MSG_NONMAPPED_SPACE));
ExitThread(0);
}
if (Block == NULL)
{
uint32_t MemValue;
__try
{
Block = Compiler4300iBlock();
}
__except (EXCEPTION_EXECUTE_HANDLER)
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{
ResetRecompCode();
Block = Compiler4300iBlock();
}
if (EndEmulation())
{
continue;
}
if (TargetIndex == MaxOrigMem)
{
ResetRecompCode();
continue;
}
Value = 0x7C7C0000;
Value += (uint16_t)(TargetIndex);
MemValue = *(uint32_t *)(RDRAM + Addr);
if ((MemValue >> 16) == 0x7C7C)
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{
MemValue = OrigMem[(MemValue & 0xFFFF)].OriginalValue;
}
OrigMem[(uint16_t)(TargetIndex)].OriginalValue = MemValue;
OrigMem[(uint16_t)(TargetIndex)].CompiledLocation = Block;
OrigMem[(uint16_t)(TargetIndex)].PAddr = Addr;
OrigMem[(uint16_t)(TargetIndex)].VAddr = PROGRAM_COUNTER;
TargetIndex += 1;
*(uint32_t *)(RDRAM + Addr) = Value;
NextInstruction = NORMAL;
}
if (Profiling && IndvidualBlock)
{
static uint32_t ProfAddress = 0;
/*if ((PROGRAM_COUNTER & ~0xFFF) != ProfAddress)
{
char Label[100];
ProfAddress = PROGRAM_COUNTER & ~0xFFF;
sprintf(Label,"PC: %X to %X",ProfAddress,ProfAddress+ 0xFFC);
StartTimer(Label);
}*/
/*if (PROGRAM_COUNTER >= 0x800DD000 && PROGRAM_COUNTER <= 0x800DDFFC)
{
char Label[100];
sprintf(Label,"PC: %X Block: %X",PROGRAM_COUNTER,Block);
StartTimer(Label);
}*/
// } else if ((Profiling || ShowCPUPer) && ProfilingLabel[0] == 0) {
// StartTimer("r4300i Running");
}
_asm
{
pushad
call Block
popad
}
} // end for(;;)
#endif
}
CCompiledFunc * CRecompiler::CompileCode()
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{
WriteTrace(TraceRecompiler, TraceDebug, "Start (PC: %X)", PROGRAM_COUNTER);
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uint32_t pAddr = 0;
if (!g_TransVaddr->TranslateVaddr(PROGRAM_COUNTER, pAddr))
{
WriteTrace(TraceRecompiler, TraceError, "Failed to translate %X", PROGRAM_COUNTER);
return NULL;
}
CCompiledFuncList::iterator iter = m_Functions.find(PROGRAM_COUNTER);
if (iter != m_Functions.end())
{
WriteTrace(TraceRecompiler, TraceDebug, "exisiting functions for address");
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for (CCompiledFunc * Func = iter->second; Func != NULL; Func = Func->Next())
{
uint32_t PAddr;
if (g_TransVaddr->TranslateVaddr(Func->MinPC(), PAddr))
{
MD5Digest Hash;
MD5(g_MMU->Rdram() + PAddr, (Func->MaxPC() - Func->MinPC()) + 4).get_digest(Hash);
if (memcmp(Hash.digest, Func->Hash().digest, sizeof(Hash.digest)) == 0)
{
WriteTrace(TraceRecompiler, TraceDebug, "Using extisting compiled code");
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return Func;
}
}
}
}
CheckRecompMem();
//uint32_t StartTime = timeGetTime();
WriteTrace(TraceRecompiler, TraceDebug, "Compile Block-Start: Program Counter: %X pAddr: %X", PROGRAM_COUNTER, pAddr);
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CCodeBlock CodeBlock(PROGRAM_COUNTER, *g_RecompPos);
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if (!CodeBlock.Compile())
{
return NULL;
}
if (bShowRecompMemSize())
{
ShowMemUsed();
}
CCompiledFunc * Func = new CCompiledFunc(CodeBlock);
std::pair<CCompiledFuncList::iterator, bool> ret = m_Functions.insert(CCompiledFuncList::value_type(Func->EnterPC(), Func));
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if (ret.second == false)
{
Func->SetNext(ret.first->second->Next());
ret.first->second->SetNext(Func);
}
if (g_ModuleLogLevel[TraceRecompiler] >= TraceDebug)
{
WriteTrace(TraceRecompiler, TraceDebug, "info->Function() = %X", Func->Function());
std::string dumpline;
uint32_t start_address = (uint32_t)(Func->Function()) & ~1;
for (uint8_t * ptr = (uint8_t *)start_address; ptr < (uint8_t *)*g_RecompPos; ptr++)
{
if (dumpline.empty())
{
dumpline += stdstr_f("%X: ", ptr);
}
dumpline += stdstr_f(" %02X", *ptr);
if ((((uint32_t)ptr - start_address) + 1) % 30 == 0)
{
WriteTrace(TraceRecompiler, TraceDebug, "%s", dumpline.c_str());
dumpline.clear();
}
}
if (!dumpline.empty())
{
WriteTrace(TraceRecompiler, TraceDebug, "%s", dumpline.c_str());
}
}
WriteTrace(TraceRecompiler, TraceVerbose, "Done");
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return Func;
}
void CRecompiler::ClearRecompCode_Phys(uint32_t Address, int length, REMOVE_REASON Reason)
{
if (g_System->LookUpMode() == FuncFind_VirtualLookup)
{
ClearRecompCode_Virt(Address + 0x80000000, length, Reason);
ClearRecompCode_Virt(Address + 0xA0000000, length, Reason);
if (g_System->bUseTlb())
{
uint32_t VAddr, Index = 0;
while (g_TLB->PAddrToVAddr(Address, VAddr, Index))
{
WriteTrace(TraceRecompiler, TraceDebug, "ClearRecompCode Vaddr %X len: %d", VAddr, length);
ClearRecompCode_Virt(VAddr, length, Reason);
}
}
}
else if (g_System->LookUpMode() == FuncFind_PhysicalLookup)
{
if (Address < g_System->RdramSize())
{
int ClearLen = ((length + 3) & ~3);
if (Address + ClearLen > g_System->RdramSize())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
ClearLen = g_System->RdramSize() - Address;
}
WriteTrace(TraceRecompiler, TraceDebug, "Reseting Jump Table, Addr: %X len: %d", Address, ClearLen);
memset((uint8_t *)JumpTable() + Address, 0, ClearLen);
if (g_System->bSMM_Protect())
{
g_MMU->UnProtectMemory(Address + 0x80000000, Address + 0x80000004);
}
}
else
{
WriteTrace(TraceRecompiler, TraceDebug, "Ignoring reset of Jump Table, Addr: %X len: %d", Address, ((length + 3) & ~3));
}
}
}
void CRecompiler::ClearRecompCode_Virt(uint32_t Address, int length, REMOVE_REASON Reason)
{
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uint32_t AddressIndex, WriteStart;
int DataInBlock, DataToWrite, DataLeft;
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switch (g_System->LookUpMode())
{
case FuncFind_VirtualLookup:
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AddressIndex = Address >> 0xC;
WriteStart = (Address & 0xFFC);
length = ((length + 3) & ~0x3);
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DataInBlock = 0x1000 - WriteStart;
DataToWrite = length < DataInBlock ? length : DataInBlock;
DataLeft = length - DataToWrite;
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{
PCCompiledFunc_TABLE & table = FunctionTable()[AddressIndex];
if (table)
{
WriteTrace(TraceRecompiler, TraceError, "Delete Table (%X): Index = %d", table, AddressIndex);
delete table;
table = NULL;
g_MMU->UnProtectMemory(Address, Address + length);
}
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if (DataLeft > 0)
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
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}
break;
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case FuncFind_PhysicalLookup:
{
uint32_t pAddr = 0;
if (g_TransVaddr->TranslateVaddr(Address, pAddr))
{
ClearRecompCode_Phys(pAddr, length, Reason);
}
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}
break;
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default:
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
void CRecompiler::ResetMemoryStackPos()
{
if (g_MMU == NULL)
{
g_Notify->BreakPoint(__FILE__, __LINE__);
return;
}
if (m_Registers.m_GPR[29].UW[0] == 0)
{
m_MemoryStack = 0;
return;
}
uint32_t pAddr = 0;
if (g_TransVaddr->TranslateVaddr(m_Registers.m_GPR[29].UW[0], pAddr))
{
m_MemoryStack = (uint32_t)(g_MMU->Rdram() + pAddr);
}
else
{
WriteTrace(TraceRecompiler, TraceError, "Failed to translate SP address (%s)", m_Registers.m_GPR[29].UW[0]);
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}