74 lines
3.5 KiB
C++
74 lines
3.5 KiB
C++
/****************************************************************************
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* *
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* Project64 - A Nintendo 64 emulator. *
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* http://www.pj64-emu.com/ *
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* Copyright (C) 2012 Project64. All rights reserved. *
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* *
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* License: *
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* GNU/GPLv2 http://www.gnu.org/licenses/gpl-2.0.html *
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* *
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****************************************************************************/
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#pragma once
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#include <Common/md5.h>
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#include <Project64-core/N64System/Recompiler/RecompilerOps.h>
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#include <Project64-core/N64System/Recompiler/CodeSection.h>
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class CCodeBlock
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{
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public:
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CCodeBlock(uint32_t VAddrEnter, uint8_t * CompiledLocation);
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~CCodeBlock();
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bool Compile();
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uint32_t VAddrEnter() const { return m_VAddrEnter; }
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uint32_t VAddrFirst() const { return m_VAddrFirst; }
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uint32_t VAddrLast() const { return m_VAddrLast; }
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uint8_t * CompiledLocation() const { return m_CompiledLocation; }
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int32_t NoOfSections() const { return (int32_t)m_Sections.size() - 1; }
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const CCodeSection & EnterSection() const { return *m_EnterSection; }
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const MD5Digest & Hash() const { return m_Hash; }
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CRecompilerOps *& RecompilerOps() { return m_RecompilerOps; }
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void SetVAddrFirst(uint32_t VAddr) { m_VAddrFirst = VAddr; }
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void SetVAddrLast(uint32_t VAddr) { m_VAddrLast = VAddr; }
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CCodeSection * ExistingSection(uint32_t Addr) { return m_EnterSection->ExistingSection(Addr, NextTest()); }
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bool SectionAccessible(uint32_t m_SectionID) { return m_EnterSection->SectionAccessible(m_SectionID, NextTest()); }
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uint64_t MemContents(int32_t i) const { return m_MemContents[i]; }
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uint64_t * MemLocation(int32_t i) const { return m_MemLocation[i]; }
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uint32_t NextTest();
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private:
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CCodeBlock(); // Disable default constructor
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CCodeBlock(const CCodeBlock&); // Disable copy constructor
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CCodeBlock& operator=(const CCodeBlock&); // Disable assignment
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bool AnalyseBlock();
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bool CreateBlockLinkage(CCodeSection * EnterSection);
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void DetermineLoops();
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void LogSectionInfo();
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bool SetSection(CCodeSection * & Section, CCodeSection * CurrentSection, uint32_t TargetPC, bool LinkAllowed, uint32_t CurrentPC);
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bool AnalyzeInstruction(uint32_t PC, uint32_t & TargetPC, uint32_t & ContinuePC, bool & LikelyBranch, bool & IncludeDelaySlot,
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bool & EndBlock, bool & PermLoop);
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uint32_t m_VAddrEnter;
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uint32_t m_VAddrFirst; // the address of the first opcode in the block
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uint32_t m_VAddrLast; // the address of the first opcode in the block
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uint8_t* m_CompiledLocation; // What address is this compiled at
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typedef std::map<uint32_t, CCodeSection *> SectionMap;
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typedef std::list<CCodeSection *> SectionList;
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SectionMap m_SectionMap;
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SectionList m_Sections;
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CCodeSection * m_EnterSection;
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int32_t m_Test;
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MD5Digest m_Hash;
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uint64_t m_MemContents[2];
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uint64_t * m_MemLocation[2];
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CRecompilerOps * m_RecompilerOps;
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};
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