| 1 | //=== MangleNumberingContext.h - Context for mangling numbers ---*- C++ -*-===// |
|---|---|
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | // |
| 9 | // This file defines the LambdaBlockMangleContext interface, which keeps track |
| 10 | // of the Itanium C++ ABI mangling numbers for lambda expressions and block |
| 11 | // literals. |
| 12 | // |
| 13 | //===----------------------------------------------------------------------===// |
| 14 | #ifndef LLVM_CLANG_AST_MANGLENUMBERINGCONTEXT_H |
| 15 | #define LLVM_CLANG_AST_MANGLENUMBERINGCONTEXT_H |
| 16 | |
| 17 | #include "clang/Basic/LLVM.h" |
| 18 | #include "llvm/ADT/IntrusiveRefCntPtr.h" |
| 19 | |
| 20 | namespace clang { |
| 21 | |
| 22 | class BlockDecl; |
| 23 | class CXXMethodDecl; |
| 24 | class IdentifierInfo; |
| 25 | class TagDecl; |
| 26 | class Type; |
| 27 | class VarDecl; |
| 28 | |
| 29 | /// Keeps track of the mangled names of lambda expressions and block |
| 30 | /// literals within a particular context. |
| 31 | class MangleNumberingContext { |
| 32 | public: |
| 33 | virtual ~MangleNumberingContext() {} |
| 34 | |
| 35 | /// Retrieve the mangling number of a new lambda expression with the |
| 36 | /// given call operator within this context. |
| 37 | virtual unsigned getManglingNumber(const CXXMethodDecl *CallOperator) = 0; |
| 38 | |
| 39 | /// Retrieve the mangling number of a new block literal within this |
| 40 | /// context. |
| 41 | virtual unsigned getManglingNumber(const BlockDecl *BD) = 0; |
| 42 | |
| 43 | /// Static locals are numbered by source order. |
| 44 | virtual unsigned getStaticLocalNumber(const VarDecl *VD) = 0; |
| 45 | |
| 46 | /// Retrieve the mangling number of a static local variable within |
| 47 | /// this context. |
| 48 | virtual unsigned getManglingNumber(const VarDecl *VD, |
| 49 | unsigned MSLocalManglingNumber) = 0; |
| 50 | |
| 51 | /// Retrieve the mangling number of a static local variable within |
| 52 | /// this context. |
| 53 | virtual unsigned getManglingNumber(const TagDecl *TD, |
| 54 | unsigned MSLocalManglingNumber) = 0; |
| 55 | }; |
| 56 | |
| 57 | } // end namespace clang |
| 58 | #endif |
| 59 |