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Brian Fiete 2019-08-23 11:56:54 -07:00
parent c74712dad9
commit 078564ac9e
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IDEHelper/Compiler/BfMangler.h Normal file
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#pragma once
#include "BfSystem.h"
#include "BeefySysLib/util/SLIList.h"
#include "BeefySysLib/util/SizedArray.h"
NS_BF_BEGIN
class BfType;
class BfFieldInstance;
class BfMangler
{
public:
enum MangleKind
{
MangleKind_GNU,
MangleKind_Microsoft_32,
MangleKind_Microsoft_64
};
struct NameSubstitute
{
public:
enum Kind
{
Kind_None,
Kind_NamespaceAtom,
Kind_TypeDefNameAtom,
Kind_TypeInstName,
Kind_TypeGenericArgs,
Kind_MethodName,
Kind_Prefix,
Kind_PrimitivePrefix,
Kind_GenericParam
};
public:
union
{
int mExtendsIdx;
int mExtendsTypeId;
BfTypeCode mExtendsTypeCode;
};
Kind mKind;
union
{
void* mParam;
BfAtom* mAtom;
BfTypeDef* mTypeDef;
BfType* mType;
BfTypeInstance* mTypeInst;
BfMethodInstance* mMethodInstance;
const char* mPrefix;
};
public:
NameSubstitute(Kind kind, void* param)
{
mExtendsIdx = -1;
mKind = kind;
mParam = param;
}
NameSubstitute(Kind kind, void* param, int extendsId)
{
mExtendsIdx = extendsId;
mKind = kind;
mParam = param;
}
NameSubstitute()
{
mExtendsIdx = -1;
mKind = Kind_None;
mParam = NULL;
}
};
static void Mangle(StringImpl& outStr, MangleKind mangleKind, BfType* type, BfModule* module = NULL);
static void Mangle(StringImpl& outStr, MangleKind mangleKind, BfMethodInstance* methodRef);
static void Mangle(StringImpl& outStr, MangleKind mangleKind, BfFieldInstance* fieldInstance);
static void MangleMethodName(StringImpl& outStr, MangleKind mangleKind, BfTypeInstance* type, const StringImpl& methodName);
static void MangleStaticFieldName(StringImpl& outStr, MangleKind mangleKind, BfTypeInstance* owner, const StringImpl& fieldName, BfType* fieldType = NULL);
};
class BfGNUMangler : public BfMangler
{
public:
class MangleContext
{
public:
BfModule* mModule;
bool mCCompat;
bool mInArgs;
bool mPrefixObjectPointer;
llvm::SmallVector<NameSubstitute, 32> mSubstituteList;
public:
MangleContext()
{
mModule = NULL;
mCCompat = false;
mInArgs = false;
mPrefixObjectPointer = false;
}
};
static int ParseSubIdx(StringImpl& name, int strIdx);
static void AddSubIdx(StringImpl& name, int strIdx);
static void AddSizedString(StringImpl& name, const StringImpl& addStr);
static BfTypeCode GetPrimTypeAt(MangleContext& mangleContext, StringImpl& name, int strIdx);
static void AddPrefix(MangleContext& mangleContext, StringImpl& name, int startIdx, const char* prefix);
static void FindOrCreateNameSub(MangleContext& mangleContext, StringImpl& name, const NameSubstitute& newNameSub, int& curMatchIdx, bool& matchFailed);
static void FindOrCreateNameSub(MangleContext& mangleContext, StringImpl& name, BfTypeInstance* typeInst, int& curMatchIdx, bool& matchFailed);
static void FindOrCreateNameSub(MangleContext& mangleContext, StringImpl& name, const NameSubstitute& newNameSub);
public:
static void MangleTypeInst(MangleContext& mangleContext, StringImpl& name, BfTypeInstance* typeInst, BfTypeInstance* postfixTypeInst = NULL, bool* isEndOpen = NULL);
static void Mangle(MangleContext& mangleContext, StringImpl& name, BfType* type, BfType* postfixType = NULL);
static String Mangle(BfType* type, BfModule* module = NULL);
static String Mangle(BfMethodInstance* methodRef);
static String MangleMethodName(BfTypeInstance* type, const StringImpl& methodName);
static String MangleStaticFieldName(BfTypeInstance* type, const StringImpl& fieldName);
};
class BfMSMangler : public BfMangler
{
public:
class MangleContext
{
public:
bool mIsSafeMangle;
BfModule* mModule;
bool mCCompat;
bool mIs64Bit;
SizedArray<NameSubstitute, 10> mSubstituteList;
SizedArray<BfType*, 10> mSubstituteTypeList;
bool mWantsGroupStart;
bool mInArgs;
bool mInRet;
public:
MangleContext()
{
mIsSafeMangle = false;
mModule = NULL;
mCCompat = false;
mIs64Bit = false;
mWantsGroupStart = false;
mInArgs = false;
mInRet = false;
}
BfModule* GetUnreifiedModule();
};
static void AddGenericArgs(MangleContext& mangleContext, StringImpl& name, const SizedArrayImpl<BfType*>& genericArgs, int numOuterGenericParams = 0);
static void AddStr(MangleContext& mangleContext, StringImpl& name, const StringImpl& str);
static void Mangle(MangleContext& mangleContext, StringImpl& name, BfType* type, bool useTypeList = false);
static void Mangle(MangleContext& mangleContext, StringImpl& name, BfTypeInstance* typeInst, bool isAlreadyStarted, bool isOuterType = false);
static void MangleConst(MangleContext& mangleContext, StringImpl& name, int64 val);
void AddPrefix(MangleContext & mangleContext, StringImpl& name, int startIdx, const char * prefix);
static void AddSubIdx(StringImpl& name, int strIdx);
static void AddTypeStart(MangleContext & mangleContext, StringImpl& name, BfType* type);
static bool FindOrCreateNameSub(MangleContext& mangleContext, StringImpl& name, const NameSubstitute& newNameSub);
public:
static void Mangle(StringImpl& outStr, bool is64Bit, BfType* type, BfModule* module = NULL);
static void Mangle(StringImpl& outStr, bool is64Bit, BfMethodInstance* methodRef);
static void Mangle(StringImpl& outStr, bool is64Bit, BfFieldInstance* fieldInstance);
static void MangleMethodName(StringImpl& outStr, bool is64Bit, BfTypeInstance* type, const StringImpl& methodName);
static void MangleStaticFieldName(StringImpl& outStr, bool is64Bit, BfTypeInstance* type, const StringImpl& fieldName, BfType* fieldType = NULL);
};
// A "safe mangle" is used for reconnecting deleted types to their previous id. We make sure we never force a
// PopulateType with this kind of mangle, as referenced types may be deleted and marked as undefined
class BfSafeMangler : public BfMSMangler
{
public:
static String Mangle(BfType* type, BfModule* module = NULL);
};
NS_BF_END