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x86RecompilerOps.cpp
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x86RecompilerOps.cpp
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#include "stdafx.h"
#if defined(__i386__) || defined(_M_IX86)
#include <Project64-core/Debugger.h>
#include <Project64-core/ExceptionHandler.h>
#include <Project64-core/N64System/Interpreter/InterpreterOps.h>
#include <Project64-core/N64System/Mips/Disk.h>
#include <Project64-core/N64System/Mips/MemoryVirtualMem.h>
#include <Project64-core/N64System/Mips/R4300iInstruction.h>
#include <Project64-core/N64System/N64Rom.h>
#include <Project64-core/N64System/N64System.h>
#include <Project64-core/N64System/Recompiler/CodeSection.h>
#include <Project64-core/N64System/Recompiler/LoopAnalysis.h>
#include <Project64-core/N64System/Recompiler/Recompiler.h>
#include <Project64-core/N64System/Recompiler/SectionInfo.h>
#include <Project64-core/N64System/Recompiler/x86/x86RecompilerOps.h>
#include <Project64-core/N64System/SystemGlobals.h>
#include <fenv.h>
#include <stdio.h>
uint32_t CX86RecompilerOps::m_RoundingModeValue = 0;
bool CX86RecompilerOps::m_TempMemoryUsed = false;
uint32_t CX86RecompilerOps::m_TempValue32 = 0;
uint64_t CX86RecompilerOps::m_TempValue64 = 0;
uint32_t CX86RecompilerOps::m_BranchCompare = 0;
/*int TestValue = 0;
void TestFunc()
{
TestValue += 1;
if (TestValue >= 4)
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}*/
void CX86RecompilerOps::x86CompilerBreakPoint()
{
g_Settings->SaveBool(Debugger_SteppingOps, true);
do
{
g_Debugger->WaitForStep();
if (CDebugSettings::SkipOp())
{
// Skip command if instructed by the debugger
g_Settings->SaveBool(Debugger_SkipOp, false);
g_Reg->m_PROGRAM_COUNTER += 4;
uint32_t OpcodeValue;
if (!g_MMU->MemoryValue32(g_Reg->m_PROGRAM_COUNTER, OpcodeValue))
{
g_Reg->TriggerAddressException(g_Reg->m_PROGRAM_COUNTER, EXC_RMISS);
g_Reg->m_PROGRAM_COUNTER = g_System->JumpToLocation();
g_System->m_PipelineStage = PIPELINE_STAGE_NORMAL;
continue;
}
continue;
}
g_System->m_OpCodes.ExecuteOps(g_System->CountPerOp());
if (g_SyncSystem)
{
g_System->UpdateSyncCPU(g_System->CountPerOp());
g_System->SyncSystem();
}
} while (CDebugSettings::isStepping());
if (g_System->PipelineStage() != PIPELINE_STAGE_NORMAL)
{
g_System->m_OpCodes.ExecuteOps(g_System->CountPerOp());
if (g_SyncSystem)
{
g_System->UpdateSyncCPU(g_System->CountPerOp());
g_System->SyncSystem();
}
}
}
void CX86RecompilerOps::x86BreakPointDelaySlot()
{
g_System->m_OpCodes.ExecuteOps(g_System->CountPerOp());
if (g_SyncSystem)
{
g_System->UpdateSyncCPU(g_System->CountPerOp());
g_System->SyncSystem();
}
if (g_Debugger->ExecutionBP(g_Reg->m_PROGRAM_COUNTER))
{
x86CompilerBreakPoint();
}
if (g_System->PipelineStage() != PIPELINE_STAGE_NORMAL)
{
g_System->m_OpCodes.ExecuteOps(g_System->CountPerOp());
if (g_SyncSystem)
{
g_System->UpdateSyncCPU(g_System->CountPerOp());
g_System->SyncSystem();
}
}
}
static uint32_t memory_access_address;
static uint32_t memory_write_in_delayslot;
static uint32_t memory_breakpoint_found = 0;
void CX86RecompilerOps::x86MemoryBreakPoint()
{
memory_breakpoint_found = 1;
if (memory_write_in_delayslot)
{
g_Reg->m_PROGRAM_COUNTER -= 4;
*g_NextTimer += g_System->CountPerOp();
g_System->m_OpCodes.ExecuteOps(g_System->CountPerOp());
}
x86CompilerBreakPoint();
}
void CX86RecompilerOps::x86TestReadBreakPoint8()
{
if (g_Debugger->ReadBP8(memory_access_address))
{
x86MemoryBreakPoint();
}
}
void CX86RecompilerOps::x86TestReadBreakPoint16()
{
if (g_Debugger->ReadBP16(memory_access_address))
{
x86MemoryBreakPoint();
}
}
void CX86RecompilerOps::x86TestReadBreakPoint32()
{
if (g_Debugger->ReadBP32(memory_access_address))
{
x86MemoryBreakPoint();
}
}
void CX86RecompilerOps::x86TestReadBreakPoint64()
{
if (g_Debugger->ReadBP64(memory_access_address))
{
x86MemoryBreakPoint();
}
}
void CX86RecompilerOps::x86TestWriteBreakPoint8()
{
if (g_Debugger->WriteBP8(memory_access_address))
{
x86MemoryBreakPoint();
}
}
void CX86RecompilerOps::x86TestWriteBreakPoint16()
{
if (g_Debugger->WriteBP16(memory_access_address))
{
x86MemoryBreakPoint();
}
}
void CX86RecompilerOps::x86TestWriteBreakPoint32()
{
if (g_Debugger->WriteBP32(memory_access_address))
{
x86MemoryBreakPoint();
}
}
void CX86RecompilerOps::x86TestWriteBreakPoint64()
{
if (g_Debugger->WriteBP64(memory_access_address))
{
x86MemoryBreakPoint();
}
}
CX86RecompilerOps::CX86RecompilerOps(CN64System & m_System, CCodeBlock & CodeBlock) :
CRecompilerOpsBase(m_System, CodeBlock),
m_Assembler(CodeBlock),
m_RegWorkingSet(CodeBlock, m_Assembler),
m_CompilePC(m_Instruction.Address()),
m_RegBeforeDelay(CodeBlock, m_Assembler),
m_EffectDelaySlot(false)
{
}
CX86RecompilerOps::~CX86RecompilerOps()
{
}
void CX86RecompilerOps::PreCompileOpcode(void)
{
if (m_PipelineStage != PIPELINE_STAGE_DELAY_SLOT_DONE)
{
m_CodeBlock.Log(" %X %s", m_CompilePC, m_Instruction.NameAndParam().c_str());
}
/*if (m_CompilePC == 0x803275F4 && m_PipelineStage == PIPELINE_STAGE_NORMAL)
{
m_Assembler.X86BreakPoint(__FILE__, __LINE__);
}*/
/*if (m_CompilePC >= 0x80000000 && m_CompilePC <= 0x80400000 && m_PipelineStage == PIPELINE_STAGE_NORMAL)
{
m_RegWorkingSet.WriteBackRegisters();
UpdateCounters(m_RegWorkingSet, false, true);
m_Assembler.MoveConstToVariable(&g_Reg->m_PROGRAM_COUNTER, "PROGRAM_COUNTER", m_CompilePC);
if (g_SyncSystem) {
m_Assembler.CallThis((uint32_t)g_BaseSystem, AddressOf(&CN64System::SyncSystem), "CN64System::SyncSystem", 4);
}
}*/
/*if ((m_CompilePC == 0x8031C0E4 || m_CompilePC == 0x8031C118 ||
m_CompilePC == 0x8031CD88 || m_CompilePC == 0x8031CE24 ||
m_CompilePC == 0x8031CE30 || m_CompilePC == 0x8031CE40) && m_PipelineStage == PIPELINE_STAGE_NORMAL)
{
m_RegWorkingSet.WriteBackRegisters();
UpdateCounters(m_RegWorkingSet, false, true);
m_Assembler.MoveConstToVariable(&g_Reg->m_PROGRAM_COUNTER, "PROGRAM_COUNTER", m_CompilePC);
if (g_SyncSystem)
{
m_Assembler.CallThis((uint32_t)g_BaseSystem, AddressOf(&CN64System::SyncSystem), "CN64System::SyncSystem", 4);
}
}*/
/*if (m_CompilePC == 0x801C1B88)
{
m_RegWorkingSet.BeforeCallDirect();
m_Assembler.CallFunc(AddressOf(TestFunc), "TestFunc");
m_RegWorkingSet.AfterCallDirect();
}*/
/*if ((m_CompilePC == 0x80263900) && m_PipelineStage == PIPELINE_STAGE_NORMAL)
{
m_Assembler.X86BreakPoint(__FILEW__,__LINE__);
}*/
/*if ((m_CompilePC >= 0x80325D80 && m_CompilePC <= 0x80325DF0) && m_PipelineStage == PIPELINE_STAGE_NORMAL)
{
m_RegWorkingSet.WriteBackRegisters();
UpdateCounters(m_RegWorkingSet,false,true);
m_Assembler.MoveConstToVariable(&g_Reg->m_PROGRAM_COUNTER,"PROGRAM_COUNTER",m_CompilePC);
if (g_SyncSystem) {
m_Assembler.CallThis((uint32_t)g_BaseSystem, AddressOf(&CN64System::SyncSystem), "CN64System::SyncSystem", 4);
}
}*/
/*if ((m_CompilePC == 0x80324E14) && m_PipelineStage == PIPELINE_STAGE_NORMAL)
{
m_Assembler.X86BreakPoint(__FILEW__,__LINE__);
}*/
/*if (m_CompilePC == 0x80324E18 && m_PipelineStage == PIPELINE_STAGE_NORMAL)
{
m_RegWorkingSet.WriteBackRegisters();
UpdateCounters(m_RegWorkingSet,false,true);
m_Assembler.MoveConstToVariable(&g_Reg->m_PROGRAM_COUNTER,"PROGRAM_COUNTER",m_CompilePC);
if (g_SyncSystem) {
m_Assembler.CallThis((uint32_t)g_BaseSystem, AddressOf(&CN64System::SyncSystem), "CN64System::SyncSystem", 4);
}
}*/
/*if (m_CompilePC >= 0x80324E00 && m_CompilePC <= 0x80324E18 && m_PipelineStage == PIPELINE_STAGE_NORMAL)
{
m_RegWorkingSet.WriteBackRegisters();
UpdateCounters(m_RegWorkingSet,false,true);
m_Assembler.MoveConstToVariable(&g_Reg->m_PROGRAM_COUNTER,"PROGRAM_COUNTER",m_CompilePC);
if (g_SyncSystem) {
m_Assembler.CallThis((uint32_t)g_BaseSystem, AddressOf(&CN64System::SyncSystem), "CN64System::SyncSystem", 4);
}
}*/
/* if (m_CompilePC == 0x803245CC && m_PipelineStage == PIPELINE_STAGE_NORMAL)
{
//m_RegWorkingSet.UnMap_AllFPRs();
g_Notify->BreakPoint(__FILE__, __LINE__);
//X86HardBreakPoint();
//m_Assembler.X86BreakPoint(__FILEW__,__LINE__);
//m_RegWorkingSet.UnMap_AllFPRs();
}*/
/*if (m_CompilePC >= 0x80179DC4 && m_CompilePC <= 0x80179DF0 && m_PipelineStage == PIPELINE_STAGE_NORMAL)
{
m_RegWorkingSet.UnMap_AllFPRs();
}*/
m_RegWorkingSet.ResetX86Protection();
}
void CX86RecompilerOps::PostCompileOpcode(void)
{
m_RegWorkingSet.SetBlockCycleCount(m_RegWorkingSet.GetBlockCycleCount() + g_System->CountPerOp());
if (!g_System->bRegCaching())
{
m_RegWorkingSet.WriteBackRegisters();
}
if (!g_System->bFPURegCaching())
{
m_RegWorkingSet.UnMap_AllFPRs();
}
/*if (m_CompilePC >= 0x800933B4 && m_CompilePC <= 0x80093414 && (m_PipelineStage == PIPELINE_STAGE_NORMAL || m_PipelineStage == PIPELINE_STAGE_DO_DELAY_SLOT))
{
m_Assembler.MoveConstToVariable(&g_Reg->m_PROGRAM_COUNTER, "PROGRAM_COUNTER", m_CompilePC + 4);
UpdateSyncCPU(m_RegWorkingSet, m_RegWorkingSet.GetBlockCycleCount());
m_Assembler.SubConstFromVariable(m_RegWorkingSet.GetBlockCycleCount(), g_NextTimer, "g_NextTimer"); // Updates compare flag
m_RegWorkingSet.SetBlockCycleCount(0);
UpdateCounters(m_RegWorkingSet, false, true);
if (g_SyncSystem)
{
m_RegWorkingSet.BeforeCallDirect();
m_Assembler.MoveConstToX86reg(asmjit::x86::ecx, (uint32_t)g_BaseSystem);
m_Assembler.CallFunc(AddressOf(&CN64System::SyncSystemPC), "CN64System::SyncSystemPC");
m_RegWorkingSet.AfterCallDirect();
}
}*/
}
void CX86RecompilerOps::CompileReadTLBMiss(uint32_t VirtualAddress, const asmjit::x86::Gp & LookUpReg)
{
m_Assembler.MoveConstToVariable(g_TLBLoadAddress, "TLBLoadAddress", VirtualAddress);
m_Assembler.CompConstToX86reg(LookUpReg, (uint32_t)-1);
CompileExit(m_CompilePC, m_CompilePC, m_RegWorkingSet, ExitReason_TLBReadMiss, false, &CX86Ops::JeLabel);
}
void CX86RecompilerOps::CompileReadTLBMiss(const asmjit::x86::Gp & AddressReg, const asmjit::x86::Gp & LookUpReg)
{
m_Assembler.MoveX86regToVariable(g_TLBLoadAddress, "TLBLoadAddress", AddressReg);
m_Assembler.CompConstToX86reg(LookUpReg, (uint32_t)-1);
CompileExit(m_CompilePC, m_CompilePC, m_RegWorkingSet, ExitReason_TLBReadMiss, false, &CX86Ops::JeLabel);
}
void CX86RecompilerOps::CompileWriteTLBMiss(const asmjit::x86::Gp & AddressReg, const asmjit::x86::Gp & LookUpReg)
{
m_Assembler.MoveX86regToVariable(&g_TLBStoreAddress, "g_TLBStoreAddress", AddressReg);
m_Assembler.CompConstToX86reg(LookUpReg, (uint32_t)-1);
CompileExit(m_CompilePC, m_CompilePC, m_RegWorkingSet, ExitReason_TLBWriteMiss, false, &CX86Ops::JeLabel);
}
// Trap functions
void CX86RecompilerOps::Compile_TrapCompare(RecompilerTrapCompare CompareType)
{
uint32_t FunctAddress = 0;
const char * FunctName = nullptr;
switch (CompareType)
{
case RecompilerTrapCompare_TEQ:
FunctAddress = AddressOf(&R4300iOp::SPECIAL_TEQ);
FunctName = "R4300iOp::SPECIAL_TEQ";
break;
case RecompilerTrapCompare_TNE:
FunctAddress = AddressOf(&R4300iOp::SPECIAL_TNE);
FunctName = "R4300iOp::SPECIAL_TNE";
break;
case RecompilerTrapCompare_TGE:
FunctAddress = AddressOf(&R4300iOp::SPECIAL_TGE);
FunctName = "R4300iOp::SPECIAL_TGE";
break;
case RecompilerTrapCompare_TGEU:
FunctAddress = AddressOf(&R4300iOp::SPECIAL_TGEU);
FunctName = "R4300iOp::SPECIAL_TGEU";
break;
case RecompilerTrapCompare_TLT:
FunctAddress = AddressOf(&R4300iOp::SPECIAL_TLT);
FunctName = "R4300iOp::SPECIAL_TLT";
break;
case RecompilerTrapCompare_TLTU:
FunctAddress = AddressOf(&R4300iOp::SPECIAL_TLTU);
FunctName = "R4300iOp::SPECIAL_TLTU";
break;
case RecompilerTrapCompare_TEQI:
FunctAddress = AddressOf(&R4300iOp::REGIMM_TEQI);
FunctName = "R4300iOp::REGIMM_TEQI";
break;
case RecompilerTrapCompare_TNEI:
FunctAddress = AddressOf(&R4300iOp::REGIMM_TNEI);
FunctName = "R4300iOp::REGIMM_TNEI";
break;
case RecompilerTrapCompare_TGEI:
FunctAddress = AddressOf(&R4300iOp::REGIMM_TGEI);
FunctName = "R4300iOp::REGIMM_TGEI";
break;
case RecompilerTrapCompare_TGEIU:
FunctAddress = AddressOf(&R4300iOp::REGIMM_TGEIU);
FunctName = "R4300iOp::REGIMM_TGEIU";
break;
case RecompilerTrapCompare_TLTI:
FunctAddress = AddressOf(&R4300iOp::REGIMM_TLTI);
FunctName = "R4300iOp::REGIMM_TLTI";
break;
case RecompilerTrapCompare_TLTIU:
FunctAddress = AddressOf(&R4300iOp::REGIMM_TLTIU);
FunctName = "R4300iOp::REGIMM_TLTIU";
break;
default:
g_Notify->BreakPoint(__FILE__, __LINE__);
}
if (FunctName != nullptr && FunctAddress != 0)
{
if (m_RegWorkingSet.IsMapped(m_Opcode.rs))
{
m_RegWorkingSet.UnMap_GPR(m_Opcode.rs, true);
}
if (m_RegWorkingSet.IsMapped(m_Opcode.rt))
{
m_RegWorkingSet.UnMap_GPR(m_Opcode.rt, true);
}
m_RegWorkingSet.BeforeCallDirect();
m_Assembler.MoveConstToVariable(&g_System->m_OpCodes.m_Opcode.Value, "R4300iOp::m_Opcode.Value", m_Opcode.Value);
m_Assembler.CallThis((uint32_t)&g_System->m_OpCodes, FunctAddress, FunctName, 4);
m_Assembler.CallFunc(FunctAddress, FunctName);
m_RegWorkingSet.AfterCallDirect();
}
else
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
// Branch functions
void CX86RecompilerOps::Compile_BranchCompare(RecompilerBranchCompare CompareType)
{
switch (CompareType)
{
case RecompilerBranchCompare_BEQ: BEQ_Compare(); break;
case RecompilerBranchCompare_BNE: BNE_Compare(); break;
case RecompilerBranchCompare_BLTZ: BLTZ_Compare(); break;
case RecompilerBranchCompare_BLEZ: BLEZ_Compare(); break;
case RecompilerBranchCompare_BGTZ: BGTZ_Compare(); break;
case RecompilerBranchCompare_BGEZ: BGEZ_Compare(); break;
case RecompilerBranchCompare_COP1BCF: COP1_BCF_Compare(); break;
case RecompilerBranchCompare_COP1BCT: COP1_BCT_Compare(); break;
default:
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
void CX86RecompilerOps::Compile_Branch(RecompilerBranchCompare CompareType, bool Link)
{
if (m_PipelineStage == PIPELINE_STAGE_DELAY_SLOT)
{
Compile_BranchCompare(CompareType);
if (m_Section->m_Jump.FallThrough || (!m_Section->m_Cont.FallThrough && m_Section->m_Jump.LinkLocation.isValid()))
{
LinkJump(m_Section->m_Jump);
m_Assembler.MoveConstToVariable(&g_System->m_JumpDelayLocation, "System::m_JumpDelayLocation", m_CompilePC + ((int16_t)m_Opcode.offset << 2) + 8);
if (m_Section->m_Cont.LinkLocation.isValid())
{
// jump to link
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
if (m_Section->m_Cont.FallThrough)
{
LinkJump(m_Section->m_Cont);
m_Assembler.MoveConstToVariable(&g_System->m_JumpDelayLocation, "System::m_JumpDelayLocation", m_CompilePC + 8);
if (m_Section->m_Jump.LinkLocation.isValid())
{
// jump to link
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
if (m_Section->m_Jump.LinkLocation.isValid() || m_Section->m_Cont.LinkLocation.isValid())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
if (Link)
{
m_RegWorkingSet.Map_GPR_32bit(31, true, -1);
m_Assembler.MoveVariableToX86reg(m_RegWorkingSet.GetMipsRegMapLo(31), &g_System->m_JumpToLocation, "System::m_JumpToLocation");
m_Assembler.add(m_RegWorkingSet.GetMipsRegMapLo(31), 4);
}
OverflowDelaySlot(false);
}
else if (m_PipelineStage == PIPELINE_STAGE_NORMAL)
{
if (CompareType == RecompilerBranchCompare_COP1BCF || CompareType == RecompilerBranchCompare_COP1BCT)
{
CompileCop1Test();
}
if (m_CompilePC + ((int16_t)m_Opcode.offset << 2) + 4 == m_CompilePC + 8 && (m_CompilePC & 0xFFC) != 0xFFC)
{
m_PipelineStage = PIPELINE_STAGE_DO_DELAY_SLOT;
return;
}
if ((m_CompilePC & 0xFFC) != 0xFFC)
{
R4300iOpcode DelaySlot;
m_EffectDelaySlot = g_MMU->MemoryValue32(m_CompilePC + 4, DelaySlot.Value) && R4300iInstruction(m_CompilePC, m_Opcode.Value).DelaySlotEffectsCompare(DelaySlot.Value);
}
else
{
m_EffectDelaySlot = true;
}
m_Section->m_Jump.JumpPC = m_CompilePC;
m_Section->m_Jump.TargetPC = m_CompilePC + ((int16_t)m_Opcode.offset << 2) + 4;
if (m_PipelineStage == PIPELINE_STAGE_DELAY_SLOT)
{
m_Section->m_Jump.TargetPC += 4;
m_EffectDelaySlot = true;
}
if (m_Section->m_JumpSection != nullptr)
{
m_Section->m_Jump.BranchLabel = stdstr_f("Section_%d", m_Section->m_JumpSection->m_SectionID);
}
else
{
m_Section->m_Jump.BranchLabel = stdstr_f("Exit_%X_jump_%X", m_Section->m_EnterPC, m_Section->m_Jump.TargetPC);
}
m_Section->m_Jump.LinkLocation = asmjit::Label();
m_Section->m_Jump.LinkLocation2 = asmjit::Label();
m_Section->m_Jump.DoneDelaySlot = false;
m_Section->m_Cont.JumpPC = m_CompilePC;
m_Section->m_Cont.TargetPC = m_CompilePC + 8;
if (m_Section->m_ContinueSection != nullptr)
{
m_Section->m_Cont.BranchLabel = stdstr_f("Section_%d", m_Section->m_ContinueSection->m_SectionID);
}
else
{
m_Section->m_Cont.BranchLabel = stdstr_f("Exit_%X_continue_%X", m_Section->m_EnterPC, m_Section->m_Cont.TargetPC);
}
m_Section->m_Cont.LinkLocation = asmjit::Label();
m_Section->m_Cont.LinkLocation2 = asmjit::Label();
m_Section->m_Cont.DoneDelaySlot = false;
if (m_Section->m_Jump.TargetPC < m_Section->m_Cont.TargetPC)
{
m_Section->m_Cont.FallThrough = false;
m_Section->m_Jump.FallThrough = true;
}
else
{
m_Section->m_Cont.FallThrough = true;
m_Section->m_Jump.FallThrough = false;
}
if (Link)
{
R4300iInstruction Instruction(m_CompilePC, m_Opcode.Value);
uint32_t ReadReg1, ReadReg2;
Instruction.ReadsGPR(ReadReg1, ReadReg2);
if (ReadReg1 != 31 && ReadReg2 != 31)
{
m_RegWorkingSet.UnMap_GPR(31, false);
m_RegWorkingSet.SetMipsRegLo(31, m_CompilePC + 8);
m_RegWorkingSet.SetMipsRegState(31, CRegInfo::STATE_CONST_32_SIGN);
}
else
{
m_Section->m_Cont.LinkAddress = m_CompilePC + 8;
m_Section->m_Jump.LinkAddress = m_CompilePC + 8;
}
}
if (m_EffectDelaySlot)
{
if ((m_CompilePC & 0xFFC) != 0xFFC)
{
m_Section->m_Cont.BranchLabel = m_Section->m_ContinueSection != nullptr ? "Continue" : stdstr_f("ExitBlock_%X_Continue", m_Section->m_EnterPC);
m_Section->m_Jump.BranchLabel = m_Section->m_JumpSection != nullptr ? "Jump" : stdstr_f("ExitBlock_%X_Jump", m_Section->m_EnterPC);
}
else
{
m_Section->m_Cont.BranchLabel = "Continue";
m_Section->m_Jump.BranchLabel = "Jump";
}
if (m_Section->m_Jump.TargetPC != m_Section->m_Cont.TargetPC)
{
Compile_BranchCompare(CompareType);
}
if (!m_Section->m_Jump.FallThrough && !m_Section->m_Cont.FallThrough)
{
if (m_Section->m_Jump.LinkLocation.isValid())
{
LinkJump(m_Section->m_Jump);
m_Section->m_Jump.FallThrough = true;
}
else if (m_Section->m_Cont.LinkLocation.isValid())
{
LinkJump(m_Section->m_Cont);
m_Section->m_Cont.FallThrough = true;
}
}
if ((m_CompilePC & 0xFFC) == 0xFFC)
{
asmjit::Label DelayLinkLocation;
if (m_Section->m_Jump.FallThrough)
{
if (m_Section->m_Jump.LinkLocation.isValid() || m_Section->m_Jump.LinkLocation2.isValid())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
m_Assembler.MoveConstToVariable(&g_System->m_JumpToLocation, "System::m_JumpToLocation", m_Section->m_Jump.TargetPC);
}
else if (m_Section->m_Cont.FallThrough)
{
if (m_Section->m_Cont.LinkLocation.isValid() || m_Section->m_Cont.LinkLocation2.isValid())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
m_Assembler.MoveConstToVariable(&g_System->m_JumpToLocation, "System::m_JumpToLocation", m_Section->m_Cont.TargetPC);
}
if (m_Section->m_Jump.LinkLocation.isValid() || m_Section->m_Jump.LinkLocation2.isValid())
{
if (DelayLinkLocation.isValid())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
DelayLinkLocation = m_Assembler.newLabel();
m_Assembler.JmpLabel("DoDelaySlot", DelayLinkLocation);
LinkJump(m_Section->m_Jump);
m_Assembler.MoveConstToVariable(&g_System->m_JumpToLocation, "System::m_JumpToLocation", m_Section->m_Jump.TargetPC);
}
if (m_Section->m_Cont.LinkLocation.isValid() || m_Section->m_Cont.LinkLocation2.isValid())
{
if (DelayLinkLocation.isValid())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
DelayLinkLocation = m_Assembler.newLabel();
m_Assembler.JmpLabel("DoDelaySlot", DelayLinkLocation);
LinkJump(m_Section->m_Cont);
m_Assembler.MoveConstToVariable(&g_System->m_JumpToLocation, "System::m_JumpToLocation", m_Section->m_Cont.TargetPC);
}
if (DelayLinkLocation.isValid())
{
m_CodeBlock.Log("");
m_Assembler.bind(DelayLinkLocation);
}
OverflowDelaySlot(false);
return;
}
m_RegWorkingSet.ResetX86Protection();
m_RegBeforeDelay = m_RegWorkingSet;
}
if (m_PipelineStage == PIPELINE_STAGE_NORMAL)
{
m_PipelineStage = PIPELINE_STAGE_DO_DELAY_SLOT;
}
else
{
m_RegWorkingSet.SetBlockCycleCount(m_RegWorkingSet.GetBlockCycleCount() + g_System->CountPerOp());
m_Section->m_Jump.RegSet = m_RegWorkingSet;
m_Section->m_Cont.RegSet = m_RegWorkingSet;
m_Section->GenerateSectionLinkage();
m_PipelineStage = PIPELINE_STAGE_END_BLOCK;
}
}
else if (m_PipelineStage == PIPELINE_STAGE_DELAY_SLOT_DONE)
{
if (m_CompilePC + ((int16_t)m_Opcode.offset << 2) + 4 == m_CompilePC + 8)
{
m_PipelineStage = PIPELINE_STAGE_NORMAL;
m_RegWorkingSet.SetBlockCycleCount(m_RegWorkingSet.GetBlockCycleCount() - g_System->CountPerOp());
SetCurrentPC(GetCurrentPC() + 4);
return;
}
if (m_EffectDelaySlot)
{
CJumpInfo * FallInfo = m_Section->m_Jump.FallThrough ? &m_Section->m_Jump : &m_Section->m_Cont;
CJumpInfo * JumpInfo = m_Section->m_Jump.FallThrough ? &m_Section->m_Cont : &m_Section->m_Jump;
if (FallInfo->FallThrough && !FallInfo->DoneDelaySlot)
{
m_RegWorkingSet.ResetX86Protection();
FallInfo->RegSet = m_RegWorkingSet;
if (FallInfo == &m_Section->m_Jump)
{
if (m_Section->m_JumpSection != nullptr)
{
m_Section->m_Jump.BranchLabel = stdstr_f("Section_%d", m_Section->m_JumpSection->m_SectionID);
}
else
{
m_Section->m_Jump.BranchLabel = "ExitBlock";
}
if (FallInfo->TargetPC <= m_CompilePC)
{
UpdateCounters(m_Section->m_Jump.RegSet, true, true, true);
m_CodeBlock.Log("CompileSystemCheck 12");
CompileSystemCheck(FallInfo->TargetPC, m_Section->m_Jump.RegSet);
m_RegWorkingSet.ResetX86Protection();
FallInfo->Reason = ExitReason_NormalNoSysCheck;
FallInfo->JumpPC = (uint32_t)-1;
}
}
else
{
if (m_Section->m_ContinueSection != nullptr)
{
m_Section->m_Cont.BranchLabel = stdstr_f("Section_%d", m_Section->m_ContinueSection->m_SectionID);
}
else
{
m_Section->m_Cont.BranchLabel = stdstr_f("ExitBlock_%X_Continue", m_Section->m_EnterPC);
}
}
FallInfo->DoneDelaySlot = true;
if (!JumpInfo->DoneDelaySlot)
{
FallInfo->FallThrough = false;
FallInfo->LinkLocation = m_Assembler.newLabel();
m_Assembler.JmpLabel(FallInfo->BranchLabel.c_str(), FallInfo->LinkLocation);
if (JumpInfo->LinkLocation.isValid())
{
LinkJump(*JumpInfo);
JumpInfo->FallThrough = true;
m_PipelineStage = PIPELINE_STAGE_DO_DELAY_SLOT;
m_RegWorkingSet = m_RegBeforeDelay;
return;
}
}
}
}
else
{
if (m_Section->m_Jump.TargetPC != m_Section->m_Cont.TargetPC)
{
Compile_BranchCompare(CompareType);
m_RegWorkingSet.ResetX86Protection();
m_Section->m_Cont.RegSet = m_RegWorkingSet;
m_Section->m_Jump.RegSet = m_RegWorkingSet;
if (m_Section->m_Cont.LinkAddress != (uint32_t)-1)
{
m_Section->m_Cont.RegSet.UnMap_GPR(31, false);
m_Section->m_Cont.RegSet.SetMipsRegLo(31, m_Section->m_Cont.LinkAddress);
m_Section->m_Cont.RegSet.SetMipsRegState(31, CRegInfo::STATE_CONST_32_SIGN);
m_Section->m_Cont.LinkAddress = (uint32_t)-1;
}
if (m_Section->m_Jump.LinkAddress != (uint32_t)-1)
{
m_Section->m_Jump.RegSet.UnMap_GPR(31, false);
m_Section->m_Jump.RegSet.SetMipsRegLo(31, m_Section->m_Jump.LinkAddress);
m_Section->m_Jump.RegSet.SetMipsRegState(31, CRegInfo::STATE_CONST_32_SIGN);
m_Section->m_Jump.LinkAddress = (uint32_t)-1;
}
}
else
{
m_Section->m_Jump.FallThrough = false;
m_Section->m_Cont.FallThrough = true;
m_Section->m_Cont.RegSet = m_RegWorkingSet;
if (m_Section->m_ContinueSection == nullptr && m_Section->m_JumpSection != nullptr)
{
m_Section->m_ContinueSection = m_Section->m_JumpSection;
m_Section->m_JumpSection = nullptr;
}
if (m_Section->m_ContinueSection != nullptr)
{
m_Section->m_Cont.BranchLabel = stdstr_f("Section_%d", m_Section->m_ContinueSection->m_SectionID);
}
else
{
m_Section->m_Cont.BranchLabel = "ExitBlock";
}
}
}
m_Section->GenerateSectionLinkage();
m_PipelineStage = PIPELINE_STAGE_END_BLOCK;
}
else
{
if (HaveDebugger())
{
g_Notify->DisplayError(stdstr_f("WTF\n\nBranch\nNextInstruction = %X", m_PipelineStage).c_str());
}
}
}
void CX86RecompilerOps::Compile_BranchLikely(RecompilerBranchCompare CompareType, bool Link)
{
if (m_PipelineStage == PIPELINE_STAGE_NORMAL)
{
if (CompareType == RecompilerBranchCompare_COP1BCF || CompareType == RecompilerBranchCompare_COP1BCT)
{
CompileCop1Test();
}
if (!g_System->bLinkBlocks() || (m_CompilePC & 0xFFC) == 0xFFC)
{
m_Section->m_Jump.JumpPC = m_CompilePC;
m_Section->m_Jump.TargetPC = m_CompilePC + ((int16_t)m_Opcode.offset << 2) + 4;
m_Section->m_Cont.JumpPC = m_CompilePC;
m_Section->m_Cont.TargetPC = m_CompilePC + 8;
}
else
{
if (m_Section->m_Jump.JumpPC != m_CompilePC)
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
if (m_Section->m_Cont.JumpPC != m_CompilePC)
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
if (m_Section->m_Cont.TargetPC != m_CompilePC + 8)
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
if (m_Section->m_JumpSection != nullptr)
{
m_Section->m_Jump.BranchLabel = stdstr_f("Section_%d", ((CCodeSection *)m_Section->m_JumpSection)->m_SectionID);
}
else
{
m_Section->m_Jump.BranchLabel = "ExitBlock";
}
if (m_Section->m_ContinueSection != nullptr)
{
m_Section->m_Cont.BranchLabel = stdstr_f("Section_%d", ((CCodeSection *)m_Section->m_ContinueSection)->m_SectionID);
}
else
{
m_Section->m_Cont.BranchLabel = "ExitBlock";
}
m_Section->m_Jump.FallThrough = true;
m_Section->m_Jump.LinkLocation = asmjit::Label();
m_Section->m_Jump.LinkLocation2 = asmjit::Label();
m_Section->m_Cont.FallThrough = false;
m_Section->m_Cont.LinkLocation = asmjit::Label();
m_Section->m_Cont.LinkLocation2 = asmjit::Label();
if (Link)
{
R4300iInstruction Instruction(m_CompilePC, m_Opcode.Value);
uint32_t ReadReg1, ReadReg2;
Instruction.ReadsGPR(ReadReg1, ReadReg2);
if (ReadReg1 != 31 && ReadReg2 != 31)
{
m_RegWorkingSet.UnMap_GPR(31, false);
m_RegWorkingSet.SetMipsRegLo(31, m_CompilePC + 8);
m_RegWorkingSet.SetMipsRegState(31, CRegInfo::STATE_CONST_32_SIGN);
}
else
{
m_Section->m_Cont.LinkAddress = m_CompilePC + 8;
m_Section->m_Jump.LinkAddress = m_CompilePC + 8;
}
}
Compile_BranchCompare(CompareType);
m_RegWorkingSet.ResetX86Protection();
m_Section->m_Cont.RegSet = m_RegWorkingSet;
m_Section->m_Cont.RegSet.SetBlockCycleCount(m_Section->m_Cont.RegSet.GetBlockCycleCount() + g_System->CountPerOp());
if (m_Section->m_Cont.LinkAddress != (uint32_t)-1)
{
m_Section->m_Cont.RegSet.UnMap_GPR(31, false);
m_Section->m_Cont.RegSet.SetMipsRegLo(31, m_Section->m_Cont.LinkAddress);
m_Section->m_Cont.RegSet.SetMipsRegState(31, CRegInfo::STATE_CONST_32_SIGN);
m_Section->m_Cont.LinkAddress = (uint32_t)-1;
}
if ((m_CompilePC & 0xFFC) == 0xFFC)
{
if (m_Section->m_Cont.FallThrough)
{
if (m_Section->m_Jump.LinkLocation.isValid())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
if (m_Section->m_Jump.LinkLocation.isValid() || m_Section->m_Jump.FallThrough)
{
LinkJump(m_Section->m_Jump);
m_Assembler.MoveConstToVariable(&g_System->m_JumpToLocation, "System::m_JumpToLocation", m_Section->m_Jump.TargetPC);
OverflowDelaySlot(false);
m_CodeBlock.Log(" ");
m_CodeBlock.Log(" %s:", m_Section->m_Cont.BranchLabel.c_str());
}
else if (!m_Section->m_Cont.FallThrough)
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
LinkJump(m_Section->m_Cont);
CompileExit(m_CompilePC, m_CompilePC + 8, m_Section->m_Cont.RegSet, ExitReason_Normal, true, nullptr);
return;
}
else
{
m_PipelineStage = PIPELINE_STAGE_DO_DELAY_SLOT;
}
if (g_System->bLinkBlocks())
{
m_Section->m_Jump.RegSet = m_RegWorkingSet;
m_Section->m_Jump.RegSet.SetBlockCycleCount(m_Section->m_Jump.RegSet.GetBlockCycleCount() + g_System->CountPerOp());
if (m_Section->m_Jump.LinkAddress != (uint32_t)-1)
{
m_Section->m_Jump.RegSet.UnMap_GPR(31, false);
m_Section->m_Jump.RegSet.SetMipsRegLo(31, m_Section->m_Jump.LinkAddress);
m_Section->m_Jump.RegSet.SetMipsRegState(31, CRegInfo::STATE_CONST_32_SIGN);
m_Section->m_Jump.LinkAddress = (uint32_t)-1;
}
m_Section->GenerateSectionLinkage();
m_PipelineStage = PIPELINE_STAGE_END_BLOCK;
}
else
{
if (m_Section->m_Cont.FallThrough)
{
if (m_Section->m_Jump.LinkLocation.isValid())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
m_Section->GenerateSectionLinkage();
m_PipelineStage = PIPELINE_STAGE_END_BLOCK;
}
}
}
else if (m_PipelineStage == PIPELINE_STAGE_DELAY_SLOT_DONE)
{
m_RegWorkingSet.ResetX86Protection();
m_Section->m_Jump.RegSet = m_RegWorkingSet;
m_Section->m_Jump.RegSet.SetBlockCycleCount(m_Section->m_Jump.RegSet.GetBlockCycleCount());
if (m_Section->m_Jump.LinkAddress != (uint32_t)-1)
{
m_Section->m_Jump.RegSet.UnMap_GPR(31, false);
m_Section->m_Jump.RegSet.SetMipsRegLo(31, m_Section->m_Jump.LinkAddress);
m_Section->m_Jump.RegSet.SetMipsRegState(31, CRegInfo::STATE_CONST_32_SIGN);
m_Section->m_Jump.LinkAddress = (uint32_t)-1;
}
m_Section->GenerateSectionLinkage();
m_PipelineStage = PIPELINE_STAGE_END_BLOCK;
}
else if (HaveDebugger())
{
g_Notify->DisplayError(stdstr_f("WTF\n%s\nNextInstruction = %X", __FUNCTION__, m_PipelineStage).c_str());
}
}
void CX86RecompilerOps::BNE_Compare()
{
asmjit::Label Jump;
if (m_RegWorkingSet.IsKnown(m_Opcode.rs) && m_RegWorkingSet.IsKnown(m_Opcode.rt))
{
if (m_RegWorkingSet.IsConst(m_Opcode.rs) && m_RegWorkingSet.IsConst(m_Opcode.rt))
{
if (m_RegWorkingSet.Is64Bit(m_Opcode.rs) || m_RegWorkingSet.Is64Bit(m_Opcode.rt))
{
CX86RecompilerOps::UnknownOpcode();
}
else if (m_RegWorkingSet.GetMipsRegLo(m_Opcode.rs) != m_RegWorkingSet.GetMipsRegLo(m_Opcode.rt))
{
m_Section->m_Jump.FallThrough = true;
m_Section->m_Cont.FallThrough = false;
}
else
{
m_Section->m_Jump.FallThrough = false;
m_Section->m_Cont.FallThrough = true;
}
}
else if (m_RegWorkingSet.IsMapped(m_Opcode.rs) && m_RegWorkingSet.IsMapped(m_Opcode.rt))
{
m_RegWorkingSet.ProtectGPR(m_Opcode.rs);
m_RegWorkingSet.ProtectGPR(m_Opcode.rt);
if (m_RegWorkingSet.Is64Bit(m_Opcode.rs) || m_RegWorkingSet.Is64Bit(m_Opcode.rt))
{
m_Assembler.cmp(
m_RegWorkingSet.Is32Bit(m_Opcode.rs) ? m_RegWorkingSet.Map_TempReg(x86Reg_Unknown, m_Opcode.rs, true, false) : m_RegWorkingSet.GetMipsRegMapHi(m_Opcode.rs),
m_RegWorkingSet.Is32Bit(m_Opcode.rt) ? m_RegWorkingSet.Map_TempReg(x86Reg_Unknown, m_Opcode.rt, true, false) : m_RegWorkingSet.GetMipsRegMapHi(m_Opcode.rt));
if (m_Section->m_Jump.FallThrough)
{
Jump = m_Assembler.newLabel();
m_Assembler.JneLabel("Continue", Jump);
}
else
{
m_Section->m_Jump.LinkLocation = m_Assembler.newLabel();
m_Assembler.JneLabel(m_Section->m_Jump.BranchLabel.c_str(), m_Section->m_Jump.LinkLocation);
}
m_Assembler.cmp(m_RegWorkingSet.GetMipsRegMapLo(m_Opcode.rs), m_RegWorkingSet.GetMipsRegMapLo(m_Opcode.rt));
if (m_Section->m_Cont.FallThrough)
{
m_Section->m_Jump.LinkLocation2 = m_Assembler.newLabel();
m_Assembler.JneLabel(m_Section->m_Jump.BranchLabel.c_str(), m_Section->m_Jump.LinkLocation2);
}
else if (m_Section->m_Jump.FallThrough)
{
m_Section->m_Cont.LinkLocation = m_Assembler.newLabel();
m_Assembler.JeLabel(m_Section->m_Cont.BranchLabel.c_str(), m_Section->m_Cont.LinkLocation);
m_CodeBlock.Log("");
m_Assembler.bind(Jump);