| /* |
| * Copyright 2015, 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_EXPORT_REDUCE_H_ // NOLINT |
| #define _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_EXPORT_REDUCE_H_ |
| |
| #include "llvm/ADT/StringRef.h" |
| #include "llvm/ADT/SmallVector.h" |
| |
| #include "slang_rs_context.h" |
| #include "slang_rs_exportable.h" |
| #include "slang_rs_export_type.h" |
| |
| namespace clang { |
| class FunctionDecl; |
| } // namespace clang |
| |
| namespace slang { |
| |
| // Base class for reflecting control-side reduce |
| class RSExportReduce : public RSExportable { |
| public: |
| typedef llvm::SmallVectorImpl<const clang::ParmVarDecl*> InVec; |
| typedef llvm::SmallVectorImpl<const RSExportType*> InTypeVec; |
| |
| typedef InVec::const_iterator InIter; |
| typedef InTypeVec::const_iterator InTypeIter; |
| |
| private: |
| // pragma location (for error reporting) |
| clang::SourceLocation mLocation; |
| |
| // reduction kernel name |
| std::string mNameReduce; |
| |
| // constituent function names |
| std::string mNameInitializer; |
| std::string mNameAccumulator; |
| std::string mNameCombiner; |
| std::string mNameOutConverter; |
| std::string mNameHalter; |
| |
| // constituent function identity |
| enum FnIdent { |
| FN_IDENT_INITIALIZER, |
| FN_IDENT_ACCUMULATOR, |
| FN_IDENT_COMBINER, |
| FN_IDENT_OUT_CONVERTER, |
| FN_IDENT_HALTER |
| }; |
| static const char *getKey(FnIdent Kind); |
| |
| // signature information for accumulator function |
| unsigned int mAccumulatorSignatureMetadata; |
| |
| // size of accumulator data type (compType), in bytes |
| unsigned int mAccumulatorTypeSize; |
| |
| // input information for accumulator function |
| static const int kAccumulatorInsSmallSize = 4; |
| llvm::SmallVector<const clang::ParmVarDecl*, kAccumulatorInsSmallSize> mAccumulatorIns; |
| llvm::SmallVector<const RSExportType*, kAccumulatorInsSmallSize> mAccumulatorInTypes; |
| |
| // result information |
| RSExportType *mResultType; |
| |
| RSExportReduce(RSContext *Context, |
| const clang::SourceLocation Location, |
| const llvm::StringRef &NameReduce, |
| const llvm::StringRef &NameInitializer, |
| const llvm::StringRef &NameAccumulator, |
| const llvm::StringRef &NameCombiner, |
| const llvm::StringRef &NameOutConverter, |
| const llvm::StringRef &NameHalter) |
| : RSExportable(Context, RSExportable::EX_REDUCE, Location), |
| mLocation(Location), |
| mNameReduce(NameReduce), |
| mNameInitializer(NameInitializer), |
| mNameAccumulator(NameAccumulator), |
| mNameCombiner(NameCombiner), |
| mNameOutConverter(NameOutConverter), |
| mNameHalter(NameHalter), |
| mAccumulatorSignatureMetadata(0), |
| mAccumulatorTypeSize(0), |
| mResultType(nullptr) { |
| } |
| |
| RSExportReduce(const RSExportReduce &) = delete; |
| void operator=(const RSExportReduce &) = delete; |
| |
| struct StateOfAnalyzeTranslationUnit; |
| |
| static void notOk(StateOfAnalyzeTranslationUnit &S, FnIdent Kind); |
| |
| static void checkPointeeConstQualified(StateOfAnalyzeTranslationUnit &S, |
| FnIdent Kind, const llvm::StringRef &Name, |
| const clang::ParmVarDecl *Param, bool ExpectedQualification); |
| |
| static void checkVoidReturn(StateOfAnalyzeTranslationUnit &S, FnIdent Kind, clang::FunctionDecl *Fn); |
| |
| clang::FunctionDecl *lookupFunction(StateOfAnalyzeTranslationUnit &S, |
| const char *Kind, const llvm::StringRef &Name); |
| |
| void analyzeInitializer(StateOfAnalyzeTranslationUnit &S); |
| void analyzeAccumulator(StateOfAnalyzeTranslationUnit &S); |
| void analyzeCombiner(StateOfAnalyzeTranslationUnit &S); |
| void analyzeOutConverter(StateOfAnalyzeTranslationUnit &S); |
| void analyzeHalter(StateOfAnalyzeTranslationUnit &S); |
| void analyzeResultType(StateOfAnalyzeTranslationUnit &S); |
| |
| public: |
| |
| static const char KeyReduce[]; |
| static const char KeyInitializer[]; |
| static const char KeyAccumulator[]; |
| static const char KeyCombiner[]; |
| static const char KeyOutConverter[]; |
| static const char KeyHalter[]; |
| |
| static RSExportReduce *Create(RSContext *Context, |
| const clang::SourceLocation Location, |
| const llvm::StringRef &NameReduce, |
| const llvm::StringRef &NameInitializer, |
| const llvm::StringRef &NameAccumulator, |
| const llvm::StringRef &NameCombiner, |
| const llvm::StringRef &NameOutConverter, |
| const llvm::StringRef &NameHalter); |
| |
| const clang::SourceLocation &getLocation() const { return mLocation; } |
| |
| const std::string &getNameReduce() const { return mNameReduce; } |
| const std::string &getNameInitializer() const { return mNameInitializer; } |
| const std::string &getNameAccumulator() const { return mNameAccumulator; } |
| const std::string &getNameCombiner() const { return mNameCombiner; } |
| const std::string &getNameOutConverter() const { return mNameOutConverter; } |
| const std::string &getNameHalter() const { return mNameHalter; } |
| |
| unsigned int getAccumulatorSignatureMetadata() const { return mAccumulatorSignatureMetadata; } |
| |
| unsigned int getAccumulatorTypeSize() const { return mAccumulatorTypeSize; } |
| |
| const InVec &getAccumulatorIns() const { return mAccumulatorIns; } |
| const InTypeVec &getAccumulatorInTypes() const { return mAccumulatorInTypes; } |
| |
| const RSExportType *getResultType() const { return mResultType; } |
| |
| // Does one of this reduction's constituent function names match Candidate? |
| bool matchName(const llvm::StringRef &Candidate) const; |
| |
| bool analyzeTranslationUnit(); |
| }; // RSExportReduce |
| |
| } // namespace slang |
| |
| #endif // _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_EXPORT_REDUCE_H_ NOLINT |