| /* |
| * Copyright 2011, The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_ROOT_H_ // NOLINT |
| #define _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_ROOT_H_ |
| |
| #include "llvm/ADT/StringRef.h" |
| #include "llvm/Support/raw_ostream.h" |
| |
| #include "clang/AST/Decl.h" |
| |
| #include "slang_assert.h" |
| #include "slang_rs_context.h" |
| |
| namespace clang { |
| class FunctionDecl; |
| } // namespace clang |
| |
| namespace slang { |
| |
| // Base class for handling root() functions (including reflection of |
| // control-side code for issuing rsForEach). |
| class RSRoot { |
| private: |
| std::string mName; |
| std::string mMangledName; |
| bool mShouldMangle; |
| |
| RSRoot(RSContext *Context, const llvm::StringRef &Name, |
| const clang::FunctionDecl *FD) |
| : mName(Name.data(), Name.size()), |
| mMangledName(), |
| mShouldMangle(false) { |
| mShouldMangle = Context->getMangleContext().shouldMangleDeclName(FD); |
| |
| if (mShouldMangle) { |
| llvm::raw_string_ostream BufStm(mMangledName); |
| Context->getMangleContext().mangleName(FD, BufStm); |
| BufStm.flush(); |
| } |
| |
| return; |
| } |
| |
| public: |
| static RSRoot *Create(RSContext *Context, const clang::FunctionDecl *FD); |
| |
| inline const std::string &getName(bool mangle = true) const { |
| return (mShouldMangle && mangle) ? mMangledName : mName; |
| } |
| |
| inline static bool isInitRSFunc(const clang::FunctionDecl *FD) { |
| if (!FD) { |
| return false; |
| } |
| const llvm::StringRef Name = FD->getName(); |
| static llvm::StringRef FuncInit("init"); |
| return Name.equals(FuncInit); |
| } |
| |
| inline static bool isRootRSFunc(const clang::FunctionDecl *FD) { |
| if (!FD) { |
| return false; |
| } |
| const llvm::StringRef Name = FD->getName(); |
| static llvm::StringRef FuncRoot("root"); |
| return Name.equals(FuncRoot); |
| } |
| |
| inline static bool isSpecialRSFunc(const clang::FunctionDecl *FD) { |
| return isRootRSFunc(FD) || isInitRSFunc(FD); |
| } |
| |
| static bool validateSpecialFuncDecl(clang::Diagnostic *Diags, |
| const clang::FunctionDecl *FD); |
| }; // RSRoot |
| |
| } // namespace slang |
| |
| #endif // _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_ROOT_H_ NOLINT |