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recompiler_cpu.c
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/*
* Project 64 - A Nintendo 64 emulator.
*
* (c) Copyright 2001 zilmar ([email protected]) and
* Jabo ([email protected]).
*
* pj64 homepage: www.pj64.net
*
* Permission to use, copy, modify and distribute Project64 in both binary and
* source form, for non-commercial purposes, is hereby granted without fee,
* providing that this license information and copyright notice appear with
* all copies and any derived work.
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event shall the authors be held liable for any damages
* arising from the use of this software.
*
* Project64 is freeware for PERSONAL USE only. Commercial users should
* seek permission of the copyright holders first. Commercial use includes
* charging money for Project64 or software derived from Project64.
*
* The copyright holders request that bug fixes and improvements to the code
* should be forwarded to them so if they want them.
*
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "main.h"
#include "cpu.h"
#include "memory.h"
#include "exception.h"
#include "recompiler_ops.h"
#include "interpreter_cpu.h"
#include "x86.h"
#include "usf.h"
#include "tlb.h"
#include "registers.h"
void CreateSectionLinkage (BLOCK_SECTION * Section);
void DetermineLoop(BLOCK_SECTION * Section, uint32_t Test, uint32_t Test2, uint32_t TestID);
uint32_t DisplaySectionInformation (BLOCK_SECTION * Section, uint32_t ID, uint32_t Test);
BLOCK_SECTION * ExistingSection(BLOCK_SECTION * StartSection, uint32_t Addr, uint32_t Test);
void FillSectionInfo(BLOCK_SECTION * Section);
void FixConstants ( BLOCK_SECTION * Section, uint32_t Test,int * Changed );
uint32_t GenerateX86Code (BLOCK_SECTION * Section, uint32_t Test );
uint32_t GetNewTestValue( void );
void InheritConstants(BLOCK_SECTION * Section);
uint32_t InheritParentInfo (BLOCK_SECTION * Section);
void InitilzeSection(BLOCK_SECTION * Section, BLOCK_SECTION * Parent, uint32_t StartAddr, uint32_t ID);
void InitilizeRegSet(REG_INFO * RegSet);
uint32_t IsAllParentLoops(BLOCK_SECTION * Section, BLOCK_SECTION * Parent, uint32_t IgnoreIfCompiled, uint32_t Test);
void MarkCodeBlock (uint32_t PAddr);
void SyncRegState (BLOCK_SECTION * Section, REG_INFO * SyncTo);
N64_Blocks_t N64_Blocks;
uint32_t * TLBLoadAddress = 0, TargetIndex;
TARGET_INFO * TargetInfo = NULL;
BLOCK_INFO BlockInfo;
void InitilizeInitialCompilerVariable ( void)
{
memset(&BlockInfo,0,sizeof(BlockInfo));
}
void AddParent(BLOCK_SECTION * Section, BLOCK_SECTION * Parent)
{
int NoOfParents, count;
if (Section == NULL)
{
return;
}
if (Parent == NULL)
{
InitilizeRegSet(&Section->RegStart);
memcpy(&Section->RegWorking,&Section->RegStart,sizeof(REG_INFO));
return;
}
if (Section->ParentSection != NULL)
{
for (NoOfParents = 0; Section->ParentSection[NoOfParents] != NULL; NoOfParents++)
{
if (Section->ParentSection[NoOfParents] == Parent)
{
return;
}
}
for (NoOfParents = 0; Section->ParentSection[NoOfParents] != NULL; NoOfParents++);
NoOfParents += 1;
}
else
{
NoOfParents = 1;
}
if (NoOfParents == 1)
{
Section->ParentSection = malloc((NoOfParents + 1)*sizeof(void *));
}
else
{
Section->ParentSection = realloc(Section->ParentSection,(NoOfParents + 1)*sizeof(void *));
}
Section->ParentSection[NoOfParents - 1] = Parent;
Section->ParentSection[NoOfParents] = NULL;
if (NoOfParents == 1)
{
if (Parent->ContinueSection == Section)
{
memcpy(&Section->RegStart,&Parent->Cont.RegSet,sizeof(REG_INFO));
}
else if (Parent->JumpSection == Section)
{
memcpy(&Section->RegStart,&Parent->Jump.RegSet,sizeof(REG_INFO));
}
else
{
}
memcpy(&Section->RegWorking,&Section->RegStart,sizeof(REG_INFO));
}
else
{
if (Parent->ContinueSection == Section)
{
for (count = 0; count < 32; count++)
{
if (Section->RegStart.MIPS_RegState[count] != Parent->Cont.RegSet.MIPS_RegState[count])
{
Section->RegStart.MIPS_RegState[count] = STATE_UNKNOWN;
}
}
}
if (Parent->JumpSection == Section)
{
for (count = 0; count < 32; count++)
{
if (Section->RegStart.MIPS_RegState[count] != Parent->Jump.RegSet.MIPS_RegState[count])
{
Section->RegStart.MIPS_RegState[count] = STATE_UNKNOWN;
}
}
}
memcpy(&Section->RegWorking,&Section->RegStart,sizeof(REG_INFO));
}
}
void AnalyseBlock (void)
{
int Changed;
BLOCK_SECTION * Section = &BlockInfo.BlockInfo;
BlockInfo.NoOfSections = 1;
InitilzeSection (Section, NULL, BlockInfo.StartVAddr, BlockInfo.NoOfSections);
CreateSectionLinkage (Section);
DetermineLoop(Section,GetNewTestValue(),GetNewTestValue(), Section->SectionID);
do
{
Changed = 0;
FixConstants(Section,GetNewTestValue(),&Changed);
}
while (Changed == 1);
}
int ConstantsType (int64_t Value)
{
if (((Value >> 32) == -1) && ((Value & 0x80000000) != 0))
{
return STATE_CONST_32;
}
if (((Value >> 32) == 0) && ((Value & 0x80000000) == 0))
{
return STATE_CONST_32;
}
return STATE_CONST_64;
}
uint8_t * Compiler4300iBlock(void)
{
uintptr_t StartAddress;
int count;
//reset BlockInfo
if (BlockInfo.ExitInfo)
{
for (count = 0; count < BlockInfo.ExitCount; count ++)
{
free(BlockInfo.ExitInfo[count]);
BlockInfo.ExitInfo[count] = NULL;
}
if (BlockInfo.ExitInfo)
{
free(BlockInfo.ExitInfo);
}
BlockInfo.ExitInfo = NULL;
}
memset(&BlockInfo,0,sizeof(BlockInfo));
BlockInfo.CompiledLocation = RecompPos;
BlockInfo.StartVAddr = PROGRAM_COUNTER;
AnalyseBlock();
StartAddress = BlockInfo.StartVAddr;
TranslateVaddr(&StartAddress);
//BreakPoint();
//MoveConstQwordToX86reg(Registers, x64_R14);
MarkCodeBlock(StartAddress);
while (GenerateX86Code(&BlockInfo.BlockInfo,GetNewTestValue()));
for (count = 0; count < BlockInfo.ExitCount; count ++)
{
SetJump32(BlockInfo.ExitInfo[count]->JumpLoc,RecompPos);
NextInstruction = BlockInfo.ExitInfo[count]->NextInstruction;
CompileExit(BlockInfo.ExitInfo[count]->TargetPC,&BlockInfo.ExitInfo[count]->ExitRegSet,
BlockInfo.ExitInfo[count]->reason,1,NULL);
}
FreeSection (BlockInfo.BlockInfo.ContinueSection,&BlockInfo.BlockInfo);
FreeSection (BlockInfo.BlockInfo.JumpSection,&BlockInfo.BlockInfo);
for (count = 0; count < BlockInfo.ExitCount; count ++)
{
free(BlockInfo.ExitInfo[count]);
BlockInfo.ExitInfo[count] = NULL;
}
if (BlockInfo.ExitInfo)
{
free(BlockInfo.ExitInfo);
}
BlockInfo.ExitInfo = NULL;
BlockInfo.ExitCount = 0;
return BlockInfo.CompiledLocation;
}
uint8_t * CompileDelaySlot(void)
{
uintptr_t StartAddress = PROGRAM_COUNTER;
BLOCK_SECTION *Section, DelaySection;
uint8_t * Block = RecompPos;
int count, x86Reg;
Section = &DelaySection;
if ((StartAddress & 0xFFC) != 0)
{
StopEmulation();
}
if (!r4300i_LW_VAddr(StartAddress, &Opcode.Hex))
{
StopEmulation();
}
TranslateVaddr(&StartAddress);
MarkCodeBlock(StartAddress);
InitilzeSection (Section, NULL, PROGRAM_COUNTER, 0);
InitilizeRegSet(&Section->RegStart);
memcpy(&Section->RegWorking,&Section->RegStart,sizeof(REG_INFO));
BlockCycleCount += 2;
BlockRandomModifier += 1;
switch (Opcode.op)
{
case R4300i_SPECIAL:
switch (Opcode.funct)
{
case R4300i_SPECIAL_BREAK:
Compile_R4300i_SPECIAL_BREAK(Section);
break;
case R4300i_SPECIAL_SLL:
Compile_R4300i_SPECIAL_SLL(Section);
break;
case R4300i_SPECIAL_SRL:
Compile_R4300i_SPECIAL_SRL(Section);
break;
case R4300i_SPECIAL_SRA:
Compile_R4300i_SPECIAL_SRA(Section);
break;
case R4300i_SPECIAL_SLLV:
Compile_R4300i_SPECIAL_SLLV(Section);
break;
case R4300i_SPECIAL_SRLV:
Compile_R4300i_SPECIAL_SRLV(Section);
break;
case R4300i_SPECIAL_SRAV:
Compile_R4300i_SPECIAL_SRAV(Section);
break;
case R4300i_SPECIAL_MFLO:
Compile_R4300i_SPECIAL_MFLO(Section);
break;
case R4300i_SPECIAL_MTLO:
Compile_R4300i_SPECIAL_MTLO(Section);
break;
case R4300i_SPECIAL_MFHI:
Compile_R4300i_SPECIAL_MFHI(Section);
break;
case R4300i_SPECIAL_MTHI:
Compile_R4300i_SPECIAL_MTHI(Section);
break;
case R4300i_SPECIAL_MULT:
Compile_R4300i_SPECIAL_MULT(Section);
break;
case R4300i_SPECIAL_DIV:
Compile_R4300i_SPECIAL_DIV(Section);
break;
case R4300i_SPECIAL_DIVU:
Compile_R4300i_SPECIAL_DIVU(Section);
break;
case R4300i_SPECIAL_MULTU:
Compile_R4300i_SPECIAL_MULTU(Section);
break;
case R4300i_SPECIAL_DMULTU:
Compile_R4300i_SPECIAL_DMULTU(Section);
break;
case R4300i_SPECIAL_DDIVU:
Compile_R4300i_SPECIAL_DDIVU(Section);
break;
case R4300i_SPECIAL_ADD:
Compile_R4300i_SPECIAL_ADD(Section);
break;
case R4300i_SPECIAL_ADDU:
Compile_R4300i_SPECIAL_ADDU(Section);
break;
case R4300i_SPECIAL_SUB:
Compile_R4300i_SPECIAL_SUB(Section);
break;
case R4300i_SPECIAL_SUBU:
Compile_R4300i_SPECIAL_SUBU(Section);
break;
case R4300i_SPECIAL_AND:
Compile_R4300i_SPECIAL_AND(Section);
break;
case R4300i_SPECIAL_OR:
Compile_R4300i_SPECIAL_OR(Section);
break;
case R4300i_SPECIAL_XOR:
Compile_R4300i_SPECIAL_XOR(Section);
break;
case R4300i_SPECIAL_SLT:
Compile_R4300i_SPECIAL_SLT(Section);
break;
case R4300i_SPECIAL_SLTU:
Compile_R4300i_SPECIAL_SLTU(Section);
break;
case R4300i_SPECIAL_DADD:
Compile_R4300i_SPECIAL_DADD(Section);
break;
case R4300i_SPECIAL_DADDU:
Compile_R4300i_SPECIAL_DADDU(Section);
break;
case R4300i_SPECIAL_DSLL32:
Compile_R4300i_SPECIAL_DSLL32(Section);
break;
case R4300i_SPECIAL_DSRA32:
Compile_R4300i_SPECIAL_DSRA32(Section);
break;
default:
Compile_R4300i_UnknownOpcode(Section);
break;
}
break;
case R4300i_ADDI:
Compile_R4300i_ADDI(Section);
break;
case R4300i_ADDIU:
Compile_R4300i_ADDIU(Section);
break;
case R4300i_SLTI:
Compile_R4300i_SLTI(Section);
break;
case R4300i_SLTIU:
Compile_R4300i_SLTIU(Section);
break;
case R4300i_ANDI:
Compile_R4300i_ANDI(Section);
break;
case R4300i_ORI:
Compile_R4300i_ORI(Section);
break;
case R4300i_XORI:
Compile_R4300i_XORI(Section);
break;
case R4300i_LUI:
Compile_R4300i_LUI(Section);
break;
case R4300i_CP1:
switch (Opcode.rs)
{
case R4300i_COP1_CF:
Compile_R4300i_COP1_CF(Section);
break;
case R4300i_COP1_MT:
Compile_R4300i_COP1_MT(Section);
break;
case R4300i_COP1_CT:
Compile_R4300i_COP1_CT(Section);
break;
case R4300i_COP1_MF:
Compile_R4300i_COP1_MF(Section);
break;
case R4300i_COP1_S:
switch (Opcode.funct)
{
case R4300i_COP1_FUNCT_ADD:
Compile_R4300i_COP1_S_ADD(Section);
break;
case R4300i_COP1_FUNCT_SUB:
Compile_R4300i_COP1_S_SUB(Section);
break;
case R4300i_COP1_FUNCT_MUL:
Compile_R4300i_COP1_S_MUL(Section);
break;
case R4300i_COP1_FUNCT_DIV:
Compile_R4300i_COP1_S_DIV(Section);
break;
case R4300i_COP1_FUNCT_ABS:
Compile_R4300i_COP1_S_ABS(Section);
break;
case R4300i_COP1_FUNCT_NEG:
Compile_R4300i_COP1_S_NEG(Section);
break;
case R4300i_COP1_FUNCT_SQRT:
Compile_R4300i_COP1_S_SQRT(Section);
break;
case R4300i_COP1_FUNCT_MOV:
Compile_R4300i_COP1_S_MOV(Section);
break;
case R4300i_COP1_FUNCT_CVT_D:
Compile_R4300i_COP1_S_CVT_D(Section);
break;
case R4300i_COP1_FUNCT_ROUND_W:
Compile_R4300i_COP1_S_ROUND_W(Section);
break;
case R4300i_COP1_FUNCT_TRUNC_W:
Compile_R4300i_COP1_S_TRUNC_W(Section);
break;
case R4300i_COP1_FUNCT_FLOOR_W:
Compile_R4300i_COP1_S_FLOOR_W(Section);
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:
Compile_R4300i_COP1_S_CMP(Section);
break;
default:
Compile_R4300i_UnknownOpcode(Section);
break;
}
break;
case R4300i_COP1_D:
switch (Opcode.funct)
{
case R4300i_COP1_FUNCT_ADD:
Compile_R4300i_COP1_D_ADD(Section);
break;
case R4300i_COP1_FUNCT_SUB:
Compile_R4300i_COP1_D_SUB(Section);
break;
case R4300i_COP1_FUNCT_MUL:
Compile_R4300i_COP1_D_MUL(Section);
break;
case R4300i_COP1_FUNCT_DIV:
Compile_R4300i_COP1_D_DIV(Section);
break;
case R4300i_COP1_FUNCT_ABS:
Compile_R4300i_COP1_D_ABS(Section);
break;
case R4300i_COP1_FUNCT_NEG:
Compile_R4300i_COP1_D_NEG(Section);
break;
case R4300i_COP1_FUNCT_SQRT:
Compile_R4300i_COP1_D_SQRT(Section);
break;
case R4300i_COP1_FUNCT_MOV:
Compile_R4300i_COP1_D_MOV(Section);
break;
case R4300i_COP1_FUNCT_TRUNC_W:
Compile_R4300i_COP1_D_TRUNC_W(Section);
break;
case R4300i_COP1_FUNCT_CVT_S:
Compile_R4300i_COP1_D_CVT_S(Section);
break;
case R4300i_COP1_FUNCT_CVT_W:
Compile_R4300i_COP1_D_CVT_W(Section);
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:
Compile_R4300i_COP1_D_CMP(Section);
break;
default:
Compile_R4300i_UnknownOpcode(Section);
break;
}
break;
case R4300i_COP1_W:
switch (Opcode.funct)
{
case R4300i_COP1_FUNCT_CVT_S:
Compile_R4300i_COP1_W_CVT_S(Section);
break;
case R4300i_COP1_FUNCT_CVT_D:
Compile_R4300i_COP1_W_CVT_D(Section);
break;
default:
Compile_R4300i_UnknownOpcode(Section);
break;
}
break;
default:
Compile_R4300i_UnknownOpcode(Section);
break;
}
break;
case R4300i_LB:
Compile_R4300i_LB(Section);
break;
case R4300i_LH:
Compile_R4300i_LH(Section);
break;
case R4300i_LW:
Compile_R4300i_LW(Section);
break;
case R4300i_LBU:
Compile_R4300i_LBU(Section);
break;
case R4300i_LHU:
Compile_R4300i_LHU(Section);
break;
case R4300i_SB:
Compile_R4300i_SB(Section);
break;
case R4300i_SH:
Compile_R4300i_SH(Section);
break;
case R4300i_SW:
Compile_R4300i_SW(Section);
break;
case R4300i_SWR:
Compile_R4300i_SWR(Section);
break;
case R4300i_CACHE:
Compile_R4300i_CACHE(Section);
break;
case R4300i_LWC1:
Compile_R4300i_LWC1(Section);
break;
case R4300i_LDC1:
Compile_R4300i_LDC1(Section);
break;
case R4300i_LD:
Compile_R4300i_LD(Section);
break;
case R4300i_SWC1:
Compile_R4300i_SWC1(Section);
break;
case R4300i_SDC1:
Compile_R4300i_SDC1(Section);
break;
case R4300i_SD:
Compile_R4300i_SD(Section);
break;
default:
Compile_R4300i_UnknownOpcode(Section);
break;
}
for (count = 1; count < 64; count ++)
{
x86Protected(count) = 0;
}
WriteBackRegisters(Section);
if (BlockCycleCount != 0)
{
AddConstToVariable(BlockCycleCount,&CP0[9]);
SubConstFromVariable(BlockCycleCount,&Timers->Timer);
}
if (BlockRandomModifier != 0)
{
SubConstFromVariable(BlockRandomModifier,&CP0[1]);
}
x86Reg = Map_TempReg(Section,x86_Any,-1,0);
MoveVariableToX86reg(&JumpToLocation,x86Reg);
MoveX86regToVariable(x86Reg,&PROGRAM_COUNTER);
MoveConstToVariable(NORMAL,&NextInstruction);
Ret();
return Block;
}
void CompileExit (uint32_t TargetPC, REG_INFO * ExitRegSet, int reason, int CompileNow, void (*x86Jmp)(uintptr_t Value))
{
BLOCK_SECTION Section;
uint8_t * Jump, * Jump2;
if (!CompileNow)
{
if (BlockInfo.ExitCount == 0)
{
BlockInfo.ExitInfo = malloc(sizeof(void *));
}
else
{
BlockInfo.ExitInfo = realloc(BlockInfo.ExitInfo,(BlockInfo.ExitCount + 1) * sizeof(void *));
}
if (x86Jmp == NULL)
{
StopEmulation();
}
x86Jmp(0);
BlockInfo.ExitInfo[BlockInfo.ExitCount] = malloc(sizeof(EXIT_INFO));
BlockInfo.ExitInfo[BlockInfo.ExitCount]->TargetPC = TargetPC;
BlockInfo.ExitInfo[BlockInfo.ExitCount]->ExitRegSet = *ExitRegSet;
BlockInfo.ExitInfo[BlockInfo.ExitCount]->reason = reason;
BlockInfo.ExitInfo[BlockInfo.ExitCount]->NextInstruction = NextInstruction;
BlockInfo.ExitInfo[BlockInfo.ExitCount]->JumpLoc = RecompPos - 4;
BlockInfo.ExitCount += 1;
return;
}
InitilzeSection (&Section, NULL, (uint32_t)-1, 0);
memcpy(&Section.RegWorking, ExitRegSet, sizeof(REG_INFO));
//if(TargetPC > 0x90000000)
//BreakPoint();
if (TargetPC != (uint32_t)-1)
{
MoveConstToVariable(TargetPC,&PROGRAM_COUNTER);
}
if (ExitRegSet->CycleCount != 0)
{
AddConstToVariable(ExitRegSet->CycleCount,&CP0[9]);
SubConstFromVariable(ExitRegSet->CycleCount,&Timers->Timer);
}
if (ExitRegSet->RandomModifier != 0)
{
SubConstFromVariable(ExitRegSet->RandomModifier,&CP0[1]);
}
WriteBackRegisters(&Section);
switch (reason)
{
case Normal:
case Normal_NoSysCheck:
Section.RegWorking.RandomModifier = 0;
Section.RegWorking.CycleCount = 0;
if (reason == Normal)
{
CompileSystemCheck(0,(uint32_t)-1,Section.RegWorking);
}
if (TargetPC >= 0x80000000 && TargetPC < 0x90000000)
{
uint32_t pAddr = TargetPC & 0x1FFFFFFF;
MoveConstToX86reg(pAddr,x86_ECX);
ShiftRightDoubleImmed(x86_ECX,x86_ECX,2);
#ifdef USEX64
MoveVariableDispToX86Reg(JumpTable,x86_RCX,x86_RCX,8);
#else
MoveVariableDispToX86Reg(JumpTable,x86_ECX,x86_ECX,4);
#endif
Jump2 = NULL;
}
else if (TargetPC >= 0x90000000 && TargetPC < 0xC0000000)
{
}
else
{
#ifdef USEX64
MoveConstToX86reg((TargetPC >> 12),x86_RCX);
MoveConstToX86reg(TargetPC,x86_EBX);
//MoveVariableDispToX86Reg(TLB_Map,x86_RCX,x86_RCX,8);
MoveX86RegDispToX86Reg(x86_RCX, x86_R15, x86_RCX, 8);
TestX86RegToX86Reg(x86_RCX,x86_RCX);
JeLabel8(0);
Jump2 = RecompPos - 1;
AddX86RegToX86Reg(x86_RCX,x86_EBX);
MoveConstQwordToX86reg((uintptr_t)N64MEM, x86_RBX);
SubX86RegToX86Reg(x86_RCX,x86_RBX);
ShiftRightDoubleImmed(x86_RCX,x86_RCX,2);
ShiftLeftDoubleImmed(x86_RCX,x86_RCX,3);
MoveConstQwordToX86reg((uintptr_t)JumpTable, x86_RBX);
AddX86RegToX86Reg(x86_RCX,x86_RBX);
MoveX86PointerToX86reg(x86_RCX,x86_RCX);
#else
MoveConstToX86reg((TargetPC >> 12),x86_ECX);
MoveConstToX86reg(TargetPC,x86_EBX);
MoveVariableDispToX86Reg(TLB_Map,x86_ECX,x86_ECX,4);
TestX86RegToX86Reg(x86_ECX,x86_ECX);
JeLabel8(0);
Jump2 = RecompPos - 1;
AddConstToX86Reg(x86_ECX,(int32_t)JumpTable - (int32_t)N64MEM);
MoveX86regPointerToX86reg(x86_ECX, x86_EBX,x86_ECX);
#endif
}
if (TargetPC < 0x90000000 || TargetPC >= 0xC0000000)
{
JecxzLabel8(0);
Jump = RecompPos - 1;
// printf("TargetPC %08x\n", TargetPC);
JmpDirectReg(x86_ECX);
*((uint8_t *)(Jump))=(uint8_t)(RecompPos - Jump - 1);
if (Jump2 != NULL)
{
*((uint8_t *)(Jump2))=(uint8_t)(RecompPos - Jump2 - 1);
}
}
Ret();
break;
case DoCPU_Action:
Pushad();
//BreakPoint();
Call_Direct(DoSomething);
//RecompileDoSomething();
Popad();
Ret();
break;
case DoBreak:
Ret();
break;
case DoSysCall:
MoveConstToX86reg(NextInstruction == JUMP || NextInstruction == DELAY_SLOT,x86_EDI);
printf("extinjg 1\n");
exit(0);
Pushad();
Call_Direct(DoSysCallException);
Popad();
Ret();
break;
case COP1_Unuseable:
Pushad();
MoveConstToX86reg(NextInstruction == JUMP || NextInstruction == DELAY_SLOT,x86_EDI);
MoveConstToX86reg(1,x86_ESI);
Call_Direct(DoCopUnusableException);
Popad();
Ret();
break;
case ExitResetRecompCode:
if (NextInstruction == JUMP || NextInstruction == DELAY_SLOT)
{
BreakPoint();
}
Pushad();
BreakPoint();
Call_Direct(ResetRecompCode);
Popad();
Ret();
break;
case TLBReadMiss:
MoveConstToX86reg(NextInstruction == JUMP || NextInstruction == DELAY_SLOT,x86_EDI);
MoveVariableToX86reg(TLBLoadAddress,x86_ESI);
Pushad();
#ifdef USEX64
Call_Direct(DoTLBMiss);
#else
Push(x86_EDX);
Push(x86_ECX);
Call_Direct(DoTLBMiss);
AddConstToX86Reg(x86_ESP, 0x8);
#endif
Popad();
Ret();
break;
}
}
void CompileSystemCheck (uint32_t TimerModifier, uint32_t TargetPC, REG_INFO RegSet)
{
BLOCK_SECTION Section;
uint8_t *Jump, *Jump2;
CompConstToVariable(0,WaitMode);
JeLabel8(0);
Jump = RecompPos - 1;
MoveConstToVariable(-1, &Timers->Timer);
SetJump8(Jump, RecompPos);
// Timer
if (TimerModifier != 0)
{
SubConstFromVariable(TimerModifier,&Timers->Timer);
}
else
{
CompConstToVariable(0,&Timers->Timer);
}
JnsLabel32(0);
Jump = RecompPos - 4;
Pushad();
if (TargetPC != (uint32_t)-1)
{
MoveConstToVariable(TargetPC,&PROGRAM_COUNTER);
}
InitilzeSection (&Section, NULL, (uint32_t)-1, 0);
memcpy(&Section.RegWorking, &RegSet, sizeof(REG_INFO));
WriteBackRegisters(&Section);
Call_Direct(TimerDone);
//Call_Direct(RecompileTimerDone);
//RecompileTimerDone();
//RecompileTimerDone();
Popad();
//Interrupt
CompConstToVariable(0,&CPU_Action->DoSomething);
JeLabel32(0);
Jump2 = RecompPos - 4;
CompileExit(-1,&Section.RegWorking,DoCPU_Action,1,NULL);
SetJump32(Jump2,RecompPos);
Ret();
SetJump32(Jump,RecompPos);
//Interrupt 2
CompConstToVariable(0,&CPU_Action->DoSomething);
JeLabel32(0);
Jump = RecompPos - 4;
if (TargetPC != (uint32_t)-1)
{
MoveConstToVariable(TargetPC,&PROGRAM_COUNTER);
}
InitilzeSection (&Section, NULL, (uint32_t)-1, 0);
memcpy(&Section.RegWorking, &RegSet, sizeof(REG_INFO));
WriteBackRegisters(&Section);
CompileExit(-1,&Section.RegWorking,DoCPU_Action,1,NULL);
SetJump32(Jump,RecompPos);
return;
}
void CreateSectionLinkage (BLOCK_SECTION * Section)
{
BLOCK_SECTION ** TargetSection[2];
uint32_t * TargetPC[2], count;
InheritConstants(Section);
//__try {
FillSectionInfo(Section);
/* } __except( r4300i_CPU_MemoryFilter( GetExceptionCode(), GetExceptionInformation()) ) {
DisplayError(GS(MSG_UNKNOWN_MEM_ACTION));
ExitThread(0);
}*/
if (Section->Jump.TargetPC < Section->Cont.TargetPC)
{
TargetSection[0] = (BLOCK_SECTION **)&Section->JumpSection;
TargetSection[1] = (BLOCK_SECTION **)&Section->ContinueSection;
TargetPC[0] = &Section->Jump.TargetPC;
TargetPC[1] = &Section->Cont.TargetPC;
}
else
{
TargetSection[0] = (BLOCK_SECTION **)&Section->ContinueSection;
TargetSection[1] = (BLOCK_SECTION **)&Section->JumpSection;
TargetPC[0] = &Section->Cont.TargetPC;
TargetPC[1] = &Section->Jump.TargetPC;
}
for (count = 0; count < 2; count ++)
{
if (*TargetPC[count] != (uint32_t)-1 && *TargetSection[count] == NULL)
{
*TargetSection[count] = ExistingSection(BlockInfo.BlockInfo.ContinueSection,*TargetPC[count],GetNewTestValue());
if (*TargetSection[count] == NULL)
{
*TargetSection[count] = ExistingSection(BlockInfo.BlockInfo.JumpSection,*TargetPC[count],GetNewTestValue());
}
if (*TargetSection[count] == NULL)
{
BlockInfo.NoOfSections += 1;
*TargetSection[count] = malloc(sizeof(BLOCK_SECTION));
InitilzeSection (*TargetSection[count], Section, *TargetPC[count], BlockInfo.NoOfSections);
CreateSectionLinkage(*TargetSection[count]);
}
else
{
AddParent(*TargetSection[count],Section);
}
}
}
}
void DetermineLoop(BLOCK_SECTION * Section, uint32_t Test, uint32_t Test2, uint32_t TestID)
{
if (Section == NULL)
{
return;
}
if (Section->SectionID != TestID)
{
if (Section->Test2 == Test2)
{
return;
}
Section->Test2 = Test2;
DetermineLoop(Section->ContinueSection,Test,Test2,TestID);
DetermineLoop(Section->JumpSection,Test,Test2,TestID);
return;
}
if (Section->Test2 == Test2)
{
Section->InLoop = 1;
return;
}
Section->Test2 = Test2;
DetermineLoop(Section->ContinueSection,Test,Test2,TestID);
DetermineLoop(Section->JumpSection,Test,Test2,TestID);
if (Section->Test == Test)
{
return;
}
Section->Test = Test;
if (Section->ContinueSection != NULL)
{
DetermineLoop(Section->ContinueSection,Test,GetNewTestValue(),((BLOCK_SECTION *)Section->ContinueSection)->SectionID);
}
if (Section->JumpSection != NULL)
{
DetermineLoop(Section->JumpSection,Test,GetNewTestValue(),((BLOCK_SECTION *)Section->JumpSection)->SectionID);
}
}
uint32_t DisplaySectionInformation (BLOCK_SECTION * Section, uint32_t ID, uint32_t Test)
{
return 1;
}
BLOCK_SECTION * ExistingSection(BLOCK_SECTION * StartSection, uint32_t Addr, uint32_t Test)
{
BLOCK_SECTION * Section;
if (StartSection == NULL)
{
return NULL;
}
if (StartSection->StartPC == Addr)
{
return StartSection;
}
if (StartSection->Test == Test)
{
return NULL;
}
StartSection->Test = Test;
Section = ExistingSection(StartSection->JumpSection,Addr,Test);
if (Section != NULL)
{
return Section;
}
Section = ExistingSection(StartSection->ContinueSection,Addr,Test);
if (Section != NULL)
{
return Section;
}
return NULL;