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https://github.com/jpd002/Play-.git
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134 lines
3.2 KiB
C++
134 lines
3.2 KiB
C++
#pragma once
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#include "MIPS.h"
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#include "MemoryFunction.h"
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#ifdef AOT_BUILD_CACHE
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#include "StdStream.h"
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#include <mutex>
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#endif
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enum BLOCK_CATEGORY : uint32
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{
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BLOCK_CATEGORY_UNKNOWN = 0,
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BLOCK_CATEGORY_PS2_EE = 0x65650000,
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BLOCK_CATEGORY_PS2_IOP = 0x696F7000,
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BLOCK_CATEGORY_PS2_VU = 0x76750000,
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BLOCK_CATEGORY_PSP = 0x50535000,
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};
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#pragma pack(push, 1)
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struct AOT_BLOCK_KEY
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{
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BLOCK_CATEGORY category;
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uint128 hash;
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uint32 size;
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bool operator<(const AOT_BLOCK_KEY& k2) const
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{
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const auto& k1 = (*this);
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return std::tie(k1.category, k1.hash, k1.size) <
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std::tie(k2.category, k2.hash, k2.size);
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}
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};
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#pragma pack(pop)
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static_assert(sizeof(AOT_BLOCK_KEY) == 0x18, "AOT_BLOCK_KEY must be 24 bytes long.");
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namespace Jitter
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{
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class CJitter;
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};
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extern "C"
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{
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void EmptyBlockHandler(CMIPS*);
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void NextBlockTrampoline(CMIPS*);
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void BranchBlockTrampoline(CMIPS*);
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}
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enum LINK_SLOT
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{
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LINK_SLOT_NEXT,
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LINK_SLOT_BRANCH,
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LINK_SLOT_MAX,
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};
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//Block outgoing link
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struct BLOCK_OUT_LINK
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{
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LINK_SLOT slot; //slot used in the source block
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uint32 srcAddress; //address of source block
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bool live; //live if linked to another block, otherwise, link is pending
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};
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//Block outgoing links map (key: target link address, value: struct describing link status)
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typedef std::multimap<uint32, BLOCK_OUT_LINK> BlockOutLinkMap;
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//When block linking is used, each basic block will maintain pointers
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//to their outgoing link definitions inside the map
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typedef BlockOutLinkMap::iterator BlockOutLinkPointer;
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class CBasicBlock
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{
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public:
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CBasicBlock(CMIPS&, uint32 = MIPS_INVALID_PC, uint32 = MIPS_INVALID_PC, BLOCK_CATEGORY = BLOCK_CATEGORY_UNKNOWN);
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virtual ~CBasicBlock() = default;
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void Execute();
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void Compile();
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virtual void CompileRange(CMipsJitter*);
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uint32 GetBeginAddress() const;
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uint32 GetEndAddress() const;
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bool IsCompiled() const;
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bool IsEmpty() const;
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uint32 GetRecycleCount() const;
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void SetRecycleCount(uint32);
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bool HasLinkSlot(LINK_SLOT) const;
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BlockOutLinkPointer GetOutLink(LINK_SLOT) const;
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void SetOutLink(LINK_SLOT, BlockOutLinkPointer);
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void LinkBlock(LINK_SLOT, CBasicBlock*);
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void UnlinkBlock(LINK_SLOT);
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#ifdef AOT_BUILD_CACHE
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static void SetAotBlockOutputStream(Framework::CStdStream*);
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#endif
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void CopyFunctionFrom(const std::shared_ptr<CBasicBlock>& basicBlock);
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protected:
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uint32 m_begin;
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uint32 m_end;
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BLOCK_CATEGORY m_category;
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CMIPS& m_context;
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virtual void CompileProlog(CMipsJitter*);
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virtual void CompileEpilog(CMipsJitter*, bool);
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private:
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void HandleExternalFunctionReference(uintptr_t, uint32, Jitter::CCodeGen::SYMBOL_REF_TYPE);
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#ifdef DEBUGGER_INCLUDED
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bool HasBreakpoint() const;
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static uint32 BreakpointFilter(CMIPS*);
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static void BreakpointHandler(CMIPS*);
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#endif
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#ifdef AOT_BUILD_CACHE
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static Framework::CStdStream* m_aotBlockOutputStream;
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static std::mutex m_aotBlockOutputStreamMutex;
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#endif
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#ifndef AOT_USE_CACHE
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CMemoryFunction m_function;
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#else
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void (*m_function)(void*);
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#endif
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uint32 m_recycleCount = 0;
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BlockOutLinkPointer m_outLinks[LINK_SLOT_MAX];
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uint32 m_linkBlockTrampolineOffset[LINK_SLOT_MAX];
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#ifdef _DEBUG
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CBasicBlock* m_linkBlock[LINK_SLOT_MAX];
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#endif
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};
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