project64/Source/Project64-core/N64System/Recompiler/LoopAnalysis.h

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2016-01-27 09:11:59 +00:00
/****************************************************************************
* *
* 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 *
* *
****************************************************************************/
#pragma once
#include <Project64-core/N64System/Recompiler/RegInfo.h>
#include <Project64-core/N64System/Mips/OpCode.h>
class CCodeSection;
class CCodeBlock;
class LoopAnalysis
{
public:
LoopAnalysis(CCodeBlock * CodeBlock, CCodeSection * Section);
~LoopAnalysis();
bool SetupRegisterForLoop();
private:
LoopAnalysis(); // Disable default constructor
LoopAnalysis(const LoopAnalysis&); // Disable copy constructor
LoopAnalysis& operator=(const LoopAnalysis&); // Disable assignment
bool SetupEnterSection(CCodeSection * Section, bool & bChanged, bool & bSkipedSection);
bool CheckLoopRegisterUsage(CCodeSection * Section);
bool SyncRegState(CRegInfo & RegSet, const CRegInfo& SyncReg);
void SetJumpRegSet(CCodeSection * Section, const CRegInfo &Reg);
void SetContinueRegSet(CCodeSection * Section, const CRegInfo &Reg);
/********************** R4300i OpCodes: Special **********************/
void SPECIAL_SLL();
void SPECIAL_SRL();
void SPECIAL_SRA();
void SPECIAL_SLLV();
void SPECIAL_SRLV();
void SPECIAL_SRAV();
void SPECIAL_JR();
void SPECIAL_JALR();
void SPECIAL_SYSCALL(CCodeSection * Section);
void SPECIAL_BREAK(CCodeSection * Section);
void SPECIAL_MFHI();
void SPECIAL_MTHI();
void SPECIAL_MFLO();
void SPECIAL_MTLO();
void SPECIAL_DSLLV();
void SPECIAL_DSRLV();
void SPECIAL_DSRAV();
void SPECIAL_ADD();
void SPECIAL_ADDU();
void SPECIAL_SUB();
void SPECIAL_SUBU();
void SPECIAL_AND();
void SPECIAL_OR();
void SPECIAL_XOR();
void SPECIAL_NOR();
void SPECIAL_SLT();
void SPECIAL_SLTU();
void SPECIAL_DADD();
void SPECIAL_DADDU();
void SPECIAL_DSUB();
void SPECIAL_DSUBU();
void SPECIAL_DSLL();
void SPECIAL_DSRL();
void SPECIAL_DSRA();
void SPECIAL_DSLL32();
void SPECIAL_DSRL32();
void SPECIAL_DSRA32();
typedef std::map<int32_t, CRegInfo *> RegisterMap;
RegisterMap m_EnterRegisters;
RegisterMap m_ContinueRegisters;
RegisterMap m_JumpRegisters;
CCodeSection * m_EnterSection;
CCodeBlock * m_BlockInfo;
uint32_t m_PC;
CRegInfo m_Reg;
STEP_TYPE m_NextInstruction;
OPCODE m_Command;
uint32_t m_Test;
};