1 /* 2 * Copyright 2010, The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_BACKEND_H_ // NOLINT 18 #define _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_BACKEND_H_ 19 20 #include "slang_backend.h" 21 #include "slang_pragma_recorder.h" 22 #include "slang_rs_object_ref_count.h" 23 24 namespace llvm { 25 class NamedMDNode; 26 } 27 28 namespace clang { 29 class ASTConsumer; 30 class Diagnostic; 31 class TargetOptions; 32 class CodeGenerator; 33 class ASTContext; 34 class DeclGroupRef; 35 class FunctionDecl; 36 } 37 38 namespace slang { 39 40 class RSContext; 41 42 class RSBackend : public Backend { 43 private: 44 RSContext *mContext; 45 46 clang::SourceManager &mSourceMgr; 47 48 bool mAllowRSPrefix; 49 50 llvm::NamedMDNode *mExportVarMetadata; 51 llvm::NamedMDNode *mExportFuncMetadata; 52 llvm::NamedMDNode *mExportForEachMetadata; 53 llvm::NamedMDNode *mExportTypeMetadata; 54 llvm::NamedMDNode *mExportElementMetadata; 55 llvm::NamedMDNode *mRSObjectSlotsMetadata; 56 57 RSObjectRefCount mRefCount; 58 59 void AnnotateFunction(clang::FunctionDecl *FD); 60 61 protected: getTargetAPI()62 virtual unsigned int getTargetAPI() const { 63 return mContext->getTargetAPI(); 64 } 65 66 virtual void HandleTopLevelDecl(clang::DeclGroupRef D); 67 68 virtual void HandleTranslationUnitPre(clang::ASTContext &C); 69 70 virtual void HandleTranslationUnitPost(llvm::Module *M); 71 72 public: 73 RSBackend(RSContext *Context, 74 clang::Diagnostic *Diags, 75 const clang::CodeGenOptions &CodeGenOpts, 76 const clang::TargetOptions &TargetOpts, 77 PragmaList *Pragmas, 78 llvm::raw_ostream *OS, 79 Slang::OutputType OT, 80 clang::SourceManager &SourceMgr, 81 bool AllowRSPrefix); 82 83 virtual ~RSBackend(); 84 }; 85 } 86 87 #endif // _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_BACKEND_H_ NOLINT 88