1 //=== MangleNumberingContext.h - Context for mangling numbers ---*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file defines the LambdaBlockMangleContext interface, which keeps track
11 // of the Itanium C++ ABI mangling numbers for lambda expressions and block
14 //===----------------------------------------------------------------------===//
15 #ifndef LLVM_CLANG_AST_MANGLENUMBERINGCONTEXT_H
16 #define LLVM_CLANG_AST_MANGLENUMBERINGCONTEXT_H
18 #include "clang/Basic/LLVM.h"
19 #include "llvm/ADT/DenseMap.h"
20 #include "llvm/ADT/IntrusiveRefCntPtr.h"
31 /// \brief Keeps track of the mangled names of lambda expressions and block
32 /// literals within a particular context.
33 class MangleNumberingContext : public RefCountedBase<MangleNumberingContext> {
35 virtual ~MangleNumberingContext() {}
37 /// \brief Retrieve the mangling number of a new lambda expression with the
38 /// given call operator within this context.
39 virtual unsigned getManglingNumber(const CXXMethodDecl *CallOperator) = 0;
41 /// \brief Retrieve the mangling number of a new block literal within this
43 virtual unsigned getManglingNumber(const BlockDecl *BD) = 0;
45 /// Static locals are numbered by source order.
46 virtual unsigned getStaticLocalNumber(const VarDecl *VD) = 0;
48 /// \brief Retrieve the mangling number of a static local variable within
50 virtual unsigned getManglingNumber(const VarDecl *VD,
51 unsigned MSLocalManglingNumber) = 0;
53 /// \brief Retrieve the mangling number of a static local variable within
55 virtual unsigned getManglingNumber(const TagDecl *TD,
56 unsigned MSLocalManglingNumber) = 0;
59 } // end namespace clang