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Brian Fiete
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3242 changed files with 1616395 additions and 0 deletions
289
IDEHelper/Backend/BeCOFFObject.h
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289
IDEHelper/Backend/BeCOFFObject.h
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#pragma once
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#include "BeMCContext.h"
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#include "BeefySysLib/FileStream.h"
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#include "../Compiler/BfCodeGen.h"
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#include "BeefySysLib/MemStream.h"
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NS_BF_BEGIN
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enum BeMCSymbolKind
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{
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BeMCSymbolKind_AuxPlaceholder,
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BeMCSymbolKind_SectionDef,
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BeMCSymbolKind_SectionCOFFDef,
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BeMCSymbolKind_SectionRef,
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BeMCSymbolKind_External,
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BeMCSymbolKind_Function,
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BeMCSymbolKind_COMDAT
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};
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class BeMCSymbol
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{
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public:
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String mName;
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BeType* mType;
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bool mIsStatic;
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bool mIsTLS;
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BeMCSymbolKind mSymKind;
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int mValue;
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int mIdx;
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int mSectionNum;
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BeFunction* mBeFunction;
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public:
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BeMCSymbol()
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{
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mType = NULL;
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mIsStatic = false;
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mIsTLS = false;
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mSymKind = BeMCSymbolKind_External;
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mValue = 0;
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mIdx = -1;
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mSectionNum = 0;
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mBeFunction = NULL;
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}
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};
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enum BeMCRelocationKind
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{
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BeMCRelocationKind_NONE,
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BeMCRelocationKind_ADDR32NB,
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BeMCRelocationKind_ADDR64,
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BeMCRelocationKind_REL32,
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BeMCRelocationKind_SECREL,
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BeMCRelocationKind_SECTION,
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};
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class BeMCRelocation
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{
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public:
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BeMCRelocationKind mKind;
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int mOffset;
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int mSymTableIdx;
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};
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class BeCOFFSection
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{
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public:
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DynMemStream mData;
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Array<BeMCRelocation> mRelocs;
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int mSymbolIdx;
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int mSectionIdx;
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String mSectName;
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int mCharacteristics;
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int mSizeOverride;
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int mAlign;
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public:
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BeCOFFSection()
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{
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mSymbolIdx = -1;
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mSectionIdx = -1;
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mCharacteristics = 0;
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mSizeOverride = 0;
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mAlign = 0;
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}
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};
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struct BeInlineLineBuilder
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{
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public:
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Array<uint8> mData;
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int mCurLine;
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int mCurCodePos;
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BeDbgLoc* mStartDbgLoc;
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bool mEnded;
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Array<BeDbgVariable*> mVariables;
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public:
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BeInlineLineBuilder();
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void Compress(int val);
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void WriteSigned(int val);
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void Update(BeDbgCodeEmission* codeEmission);
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void Start(BeDbgCodeEmission* codeEmission);
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void End(BeDbgCodeEmission* codeEmission);
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};
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struct COFFArgListRef
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{
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public:
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BeDbgFunction* mFunc;
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COFFArgListRef()
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{
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mFunc = NULL;
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}
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COFFArgListRef(BeDbgFunction* func)
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{
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mFunc = func;
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}
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bool operator==(const COFFArgListRef& rhsRef) const
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{
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auto lhs = mFunc;
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auto rhs = rhsRef.mFunc;
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int lhsParamOfs = lhs->HasThis() ? 1 : 0;
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int rhsParamOfs = rhs->HasThis() ? 1 : 0;
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if (lhs->mType->mParams.size() - lhsParamOfs != rhs->mType->mParams.size() - rhsParamOfs)
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return false;
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for (int i = 0; i < (int)lhs->mType->mParams.size() - lhsParamOfs; i++)
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if (lhs->mType->mParams[i + lhsParamOfs] != rhs->mType->mParams[i + rhsParamOfs])
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return false;
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return true;
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}
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};
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struct COFFFuncTypeRef
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{
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public:
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BeDbgFunction* mFunc;
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COFFFuncTypeRef()
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{
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mFunc = NULL;
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}
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COFFFuncTypeRef(BeDbgFunction* func)
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{
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mFunc = func;
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}
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bool operator==(const COFFFuncTypeRef& rhsRef) const
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{
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auto lhs = mFunc;
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auto rhs = rhsRef.mFunc;
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if (lhs->mIsStaticMethod != rhs->mIsStaticMethod)
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return false;
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if (lhs->mScope != rhs->mScope)
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return false;
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if (lhs->mType->mReturnType != rhs->mType->mReturnType)
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return false;
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if (lhs->mType->mParams.size() != rhs->mType->mParams.size())
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return false;
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for (int i = 0; i < (int)lhs->mType->mParams.size(); i++)
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if (lhs->mType->mParams[i] != rhs->mType->mParams[i])
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return false;
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return true;
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}
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};
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NS_BF_END;
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namespace std
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{
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template <>
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struct hash<Beefy::COFFArgListRef>
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{
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size_t operator()(const Beefy::COFFArgListRef& val)
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{
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auto func = val.mFunc;
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intptr curHash = 0;
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for (int paramIdx = func->HasThis() ? 1 : 0; paramIdx < (int)func->mType->mParams.size(); paramIdx++)
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curHash = Beefy::Hash64((intptr)func->mType->mParams[paramIdx], curHash);
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return curHash;
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}
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};
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template <>
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struct hash<Beefy::COFFFuncTypeRef>
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{
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size_t operator()(const Beefy::COFFFuncTypeRef& val)
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{
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auto func = val.mFunc;
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intptr curHash = (intptr)func->mType->mReturnType;
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for (int paramIdx = 0; paramIdx < (int)func->mType->mParams.size(); paramIdx++)
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curHash = Beefy::Hash64((intptr)func->mType->mParams[paramIdx], curHash);
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return curHash;
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}
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};
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}
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NS_BF_BEGIN;
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class BeCOFFObject
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{
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public:
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bool mWriteToLib;
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PerfManager* mPerfManager;
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DataStream* mStream;
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BumpAllocator mAlloc;
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BeModule* mBeModule;
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OwnedVector<BeMCSymbol> mSymbols;
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OwnedVector<BeCOFFSection> mDynSects;
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uint32 mTimestamp;
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BeCOFFSection mTextSect;
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BeCOFFSection mDataSect;
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BeCOFFSection mRDataSect;
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BeCOFFSection mBSSSect;
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BeCOFFSection mTLSSect;
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BeCOFFSection mPDataSect;
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BeCOFFSection mXDataSect;
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BeCOFFSection mDebugSSect;
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BeCOFFSection mDebugTSect;
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DynMemStream mStrTable;
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int mBSSPos;
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Array<BeCOFFSection*> mUsedSections;
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Dictionary<BeValue*, BeMCSymbol*> mSymbolMap;
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Dictionary<String, BeMCSymbol*> mNamedSymbolMap;
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HashSet<COFFArgListRef> mArgListSet;
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HashSet<COFFFuncTypeRef> mFuncTypeSet;
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Deque<BeFunction*> mFuncWorkList;
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int mTTagStartPos;
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int mSTagStartPos;
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int mCurTagId;
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int mSectionStartPos;
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int mCurStringId;
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int mCurJumpTableIdx;
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bool mTypesLocked;
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public:
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void ToString(BeMDNode* mdNode, String& str);
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int GetCVRegNum(X64CPURegister reg, int bits);
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void DbgTAlign();
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void DbgTStartTag();
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void DbgTEndTag();
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void DbgEncodeConstant(DynMemStream& memStream, int64 val);
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void DbgEncodeString(DynMemStream& memStream, const StringImpl& str);
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void DbgMakeFuncType(BeDbgFunction* dbgFunc);
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void DbgMakeFunc(BeDbgFunction* dbgFunc);
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int DbgGetTypeId(BeDbgType* dbgType, bool doDefine = false);
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void DbgGenerateTypeInfo();
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void DbgSAlign();
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void DbgSStartTag();
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void DbgSEndTag();
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void DbgOutputLocalVar(BeDbgFunction* dbgFunc, BeDbgVariable* dbgVar);
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void DbgOutputLocalVars(BeInlineLineBuilder* curInlineBuilder, BeDbgFunction* func);
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void DbgStartSection(int sectionNum);
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void DbgEndSection();
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void DbgStartVarDefRange(BeDbgFunction* dbgFunc, BeDbgVariable* dbgVar, const BeDbgVariableLoc& varLoc, int offset, int range);
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void DbgEndLineBlock(BeDbgFunction* dbgFunc, const Array<BeDbgCodeEmission>& emissions, int blockStartPos, int emissionStartIdx, int lineCount);
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void DbgGenerateModuleInfo();
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void InitSect(BeCOFFSection& sect, const StringImpl& name, int characteristics, bool addNow, bool makeSectSymbol);
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void WriteConst(BeCOFFSection& sect, BeConstant* constVal);
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void Generate(BeModule* module);
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public:
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BeCOFFObject();
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void Finish();
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bool Generate(BeModule* module, const StringImpl& fileName);
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BeMCSymbol* GetSymbol(BeValue* value, bool allowCreate = true);
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BeMCSymbol* GetSymbolRef(const StringImpl& name);
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void MarkSectionUsed(BeCOFFSection& sect, bool getSectSymbol = false);
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BeMCSymbol* GetCOMDAT(const StringImpl& name, void* data, int size, int align);
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BeCOFFSection* CreateSect(const StringImpl& name, int characteristics, bool makeSectSymbol = true);
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};
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NS_BF_END
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