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Diffstat (limited to 'include/clang/AST/Mangle.h')
-rw-r--r-- | include/clang/AST/Mangle.h | 243 |
1 files changed, 0 insertions, 243 deletions
diff --git a/include/clang/AST/Mangle.h b/include/clang/AST/Mangle.h deleted file mode 100644 index 4872738..0000000 --- a/include/clang/AST/Mangle.h +++ /dev/null @@ -1,243 +0,0 @@ -//===--- Mangle.h - Mangle C++ Names ----------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// Defines the C++ name mangling interface. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_CLANG_AST_MANGLE_H -#define LLVM_CLANG_AST_MANGLE_H - -#include "clang/AST/Type.h" -#include "clang/Basic/ABI.h" -#include "llvm/ADT/DenseMap.h" -#include "llvm/ADT/SmallString.h" -#include "llvm/ADT/StringRef.h" -#include "llvm/Support/Casting.h" -#include "llvm/Support/raw_ostream.h" - -namespace clang { - class ASTContext; - class BlockDecl; - class CXXConstructorDecl; - class CXXDestructorDecl; - class CXXMethodDecl; - class FunctionDecl; - class NamedDecl; - class ObjCMethodDecl; - class StringLiteral; - struct ThisAdjustment; - struct ThunkInfo; - class VarDecl; - -/// MangleContext - Context for tracking state which persists across multiple -/// calls to the C++ name mangler. -class MangleContext { -public: - enum ManglerKind { - MK_Itanium, - MK_Microsoft - }; - -private: - virtual void anchor(); - - ASTContext &Context; - DiagnosticsEngine &Diags; - const ManglerKind Kind; - - llvm::DenseMap<const BlockDecl*, unsigned> GlobalBlockIds; - llvm::DenseMap<const BlockDecl*, unsigned> LocalBlockIds; - llvm::DenseMap<const TagDecl*, uint64_t> AnonStructIds; - -public: - ManglerKind getKind() const { return Kind; } - - explicit MangleContext(ASTContext &Context, - DiagnosticsEngine &Diags, - ManglerKind Kind) - : Context(Context), Diags(Diags), Kind(Kind) {} - - virtual ~MangleContext() { } - - ASTContext &getASTContext() const { return Context; } - - DiagnosticsEngine &getDiags() const { return Diags; } - - virtual void startNewFunction() { LocalBlockIds.clear(); } - - unsigned getBlockId(const BlockDecl *BD, bool Local) { - llvm::DenseMap<const BlockDecl *, unsigned> &BlockIds - = Local? LocalBlockIds : GlobalBlockIds; - std::pair<llvm::DenseMap<const BlockDecl *, unsigned>::iterator, bool> - Result = BlockIds.insert(std::make_pair(BD, BlockIds.size())); - return Result.first->second; - } - - uint64_t getAnonymousStructId(const TagDecl *TD) { - std::pair<llvm::DenseMap<const TagDecl *, uint64_t>::iterator, bool> - Result = AnonStructIds.insert(std::make_pair(TD, AnonStructIds.size())); - return Result.first->second; - } - - /// @name Mangler Entry Points - /// @{ - - bool shouldMangleDeclName(const NamedDecl *D); - virtual bool shouldMangleCXXName(const NamedDecl *D) = 0; - virtual bool shouldMangleStringLiteral(const StringLiteral *SL) = 0; - - // FIXME: consider replacing raw_ostream & with something like SmallString &. - void mangleName(const NamedDecl *D, raw_ostream &); - virtual void mangleCXXName(const NamedDecl *D, raw_ostream &) = 0; - virtual void mangleThunk(const CXXMethodDecl *MD, - const ThunkInfo &Thunk, - raw_ostream &) = 0; - virtual void mangleCXXDtorThunk(const CXXDestructorDecl *DD, CXXDtorType Type, - const ThisAdjustment &ThisAdjustment, - raw_ostream &) = 0; - virtual void mangleReferenceTemporary(const VarDecl *D, - unsigned ManglingNumber, - raw_ostream &) = 0; - virtual void mangleCXXRTTI(QualType T, raw_ostream &) = 0; - virtual void mangleCXXRTTIName(QualType T, raw_ostream &) = 0; - virtual void mangleCXXCtor(const CXXConstructorDecl *D, CXXCtorType Type, - raw_ostream &) = 0; - virtual void mangleCXXDtor(const CXXDestructorDecl *D, CXXDtorType Type, - raw_ostream &) = 0; - virtual void mangleStringLiteral(const StringLiteral *SL, raw_ostream &) = 0; - - void mangleGlobalBlock(const BlockDecl *BD, - const NamedDecl *ID, - raw_ostream &Out); - void mangleCtorBlock(const CXXConstructorDecl *CD, CXXCtorType CT, - const BlockDecl *BD, raw_ostream &Out); - void mangleDtorBlock(const CXXDestructorDecl *CD, CXXDtorType DT, - const BlockDecl *BD, raw_ostream &Out); - void mangleBlock(const DeclContext *DC, const BlockDecl *BD, - raw_ostream &Out); - - void mangleObjCMethodName(const ObjCMethodDecl *MD, raw_ostream &); - - virtual void mangleStaticGuardVariable(const VarDecl *D, raw_ostream &) = 0; - - virtual void mangleDynamicInitializer(const VarDecl *D, raw_ostream &) = 0; - - virtual void mangleDynamicAtExitDestructor(const VarDecl *D, - raw_ostream &) = 0; - - virtual void mangleSEHFilterExpression(const NamedDecl *EnclosingDecl, - raw_ostream &Out) = 0; - - virtual void mangleSEHFinallyBlock(const NamedDecl *EnclosingDecl, - raw_ostream &Out) = 0; - - /// Generates a unique string for an externally visible type for use with TBAA - /// or type uniquing. - /// TODO: Extend this to internal types by generating names that are unique - /// across translation units so it can be used with LTO. - virtual void mangleTypeName(QualType T, raw_ostream &) = 0; - - /// @} -}; - -class ItaniumMangleContext : public MangleContext { -public: - explicit ItaniumMangleContext(ASTContext &C, DiagnosticsEngine &D) - : MangleContext(C, D, MK_Itanium) {} - - virtual void mangleCXXVTable(const CXXRecordDecl *RD, raw_ostream &) = 0; - virtual void mangleCXXVTT(const CXXRecordDecl *RD, raw_ostream &) = 0; - virtual void mangleCXXCtorVTable(const CXXRecordDecl *RD, int64_t Offset, - const CXXRecordDecl *Type, - raw_ostream &) = 0; - virtual void mangleItaniumThreadLocalInit(const VarDecl *D, - raw_ostream &) = 0; - virtual void mangleItaniumThreadLocalWrapper(const VarDecl *D, - raw_ostream &) = 0; - - virtual void mangleCXXCtorComdat(const CXXConstructorDecl *D, - raw_ostream &) = 0; - virtual void mangleCXXDtorComdat(const CXXDestructorDecl *D, - raw_ostream &) = 0; - - static bool classof(const MangleContext *C) { - return C->getKind() == MK_Itanium; - } - - static ItaniumMangleContext *create(ASTContext &Context, - DiagnosticsEngine &Diags); -}; - -class MicrosoftMangleContext : public MangleContext { -public: - explicit MicrosoftMangleContext(ASTContext &C, DiagnosticsEngine &D) - : MangleContext(C, D, MK_Microsoft) {} - - /// \brief Mangle vftable symbols. Only a subset of the bases along the path - /// to the vftable are included in the name. It's up to the caller to pick - /// them correctly. - virtual void mangleCXXVFTable(const CXXRecordDecl *Derived, - ArrayRef<const CXXRecordDecl *> BasePath, - raw_ostream &Out) = 0; - - /// \brief Mangle vbtable symbols. Only a subset of the bases along the path - /// to the vbtable are included in the name. It's up to the caller to pick - /// them correctly. - virtual void mangleCXXVBTable(const CXXRecordDecl *Derived, - ArrayRef<const CXXRecordDecl *> BasePath, - raw_ostream &Out) = 0; - - virtual void mangleThreadSafeStaticGuardVariable(const VarDecl *VD, - unsigned GuardNum, - raw_ostream &Out) = 0; - - virtual void mangleVirtualMemPtrThunk(const CXXMethodDecl *MD, - raw_ostream &) = 0; - - virtual void mangleCXXVirtualDisplacementMap(const CXXRecordDecl *SrcRD, - const CXXRecordDecl *DstRD, - raw_ostream &Out) = 0; - - virtual void mangleCXXThrowInfo(QualType T, bool IsConst, bool IsVolatile, - uint32_t NumEntries, raw_ostream &Out) = 0; - - virtual void mangleCXXCatchableTypeArray(QualType T, uint32_t NumEntries, - raw_ostream &Out) = 0; - - virtual void mangleCXXCatchableType(QualType T, const CXXConstructorDecl *CD, - CXXCtorType CT, uint32_t Size, - uint32_t NVOffset, int32_t VBPtrOffset, - uint32_t VBIndex, raw_ostream &Out) = 0; - - virtual void mangleCXXRTTIBaseClassDescriptor( - const CXXRecordDecl *Derived, uint32_t NVOffset, int32_t VBPtrOffset, - uint32_t VBTableOffset, uint32_t Flags, raw_ostream &Out) = 0; - - virtual void mangleCXXRTTIBaseClassArray(const CXXRecordDecl *Derived, - raw_ostream &Out) = 0; - virtual void - mangleCXXRTTIClassHierarchyDescriptor(const CXXRecordDecl *Derived, - raw_ostream &Out) = 0; - - virtual void - mangleCXXRTTICompleteObjectLocator(const CXXRecordDecl *Derived, - ArrayRef<const CXXRecordDecl *> BasePath, - raw_ostream &Out) = 0; - - static bool classof(const MangleContext *C) { - return C->getKind() == MK_Microsoft; - } - - static MicrosoftMangleContext *create(ASTContext &Context, - DiagnosticsEngine &Diags); -}; -} - -#endif |