forked from OSchip/llvm-project
96 lines
3.1 KiB
C++
96 lines
3.1 KiB
C++
//===--- Mangle.h - Mangle C++ Names ----------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// Implements C++ name mangling according to the Itanium C++ ABI,
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// which is used in GCC 3.2 and newer (and many compilers that are
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// ABI-compatible with GCC):
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//
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// http://www.codesourcery.com/public/cxx-abi/abi.html
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_CODEGEN_MANGLE_H
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#define LLVM_CLANG_CODEGEN_MANGLE_H
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#include "CGCXX.h"
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#include "clang/AST/Type.h"
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#include "llvm/ADT/DenseMap.h"
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namespace llvm {
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template<typename T> class SmallVectorImpl;
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}
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namespace clang {
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class ASTContext;
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class CXXConstructorDecl;
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class CXXDestructorDecl;
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class FunctionDecl;
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class NamedDecl;
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class VarDecl;
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namespace CodeGen {
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class CovariantThunkAdjustment;
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class ThunkAdjustment;
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/// MangleContext - Context for tracking state which persists across multiple
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/// calls to the C++ name mangler.
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class MangleContext {
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ASTContext &Context;
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llvm::DenseMap<const TagDecl *, uint64_t> AnonStructIds;
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public:
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explicit MangleContext(ASTContext &Context)
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: Context(Context) { }
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ASTContext &getASTContext() const { return Context; }
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uint64_t getAnonymousStructId(const TagDecl *TD) {
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std::pair<llvm::DenseMap<const TagDecl *,
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uint64_t>::iterator, bool> Result =
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AnonStructIds.insert(std::make_pair(TD, AnonStructIds.size()));
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return Result.first->second;
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}
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/// @name Mangler Entry Points
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/// @{
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bool shouldMangleDeclName(const NamedDecl *D);
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void mangleName(const NamedDecl *D, llvm::SmallVectorImpl<char> &);
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void mangleThunk(const FunctionDecl *FD,
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const ThunkAdjustment &ThisAdjustment,
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llvm::SmallVectorImpl<char> &);
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void mangleCXXDtorThunk(const CXXDestructorDecl *D, CXXDtorType Type,
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const ThunkAdjustment &ThisAdjustment,
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llvm::SmallVectorImpl<char> &);
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void mangleCovariantThunk(const FunctionDecl *FD,
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const CovariantThunkAdjustment& Adjustment,
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llvm::SmallVectorImpl<char> &);
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void mangleGuardVariable(const VarDecl *D, llvm::SmallVectorImpl<char> &);
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void mangleCXXVtable(const CXXRecordDecl *RD, llvm::SmallVectorImpl<char> &);
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void mangleCXXVTT(const CXXRecordDecl *RD, llvm::SmallVectorImpl<char> &);
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void mangleCXXCtorVtable(const CXXRecordDecl *RD, int64_t Offset,
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const CXXRecordDecl *Type,
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llvm::SmallVectorImpl<char> &);
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void mangleCXXRTTI(QualType T, llvm::SmallVectorImpl<char> &);
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void mangleCXXRTTIName(QualType T, llvm::SmallVectorImpl<char> &);
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void mangleCXXCtor(const CXXConstructorDecl *D, CXXCtorType Type,
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llvm::SmallVectorImpl<char> &);
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void mangleCXXDtor(const CXXDestructorDecl *D, CXXDtorType Type,
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llvm::SmallVectorImpl<char> &);
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/// @}
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};
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}
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}
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#endif
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