1 /* Copyright 2020 The TensorFlow Authors. All Rights Reserved. 2 3 Licensed under the Apache License, Version 2.0 (the "License"); 4 you may not use this file except in compliance with the License. 5 You may obtain a copy of the License at 6 7 http://www.apache.org/licenses/LICENSE-2.0 8 9 Unless required by applicable law or agreed to in writing, software 10 distributed under the License is distributed on an "AS IS" BASIS, 11 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 See the License for the specific language governing permissions and 13 limitations under the License. 14 ==============================================================================*/ 15 16 #ifndef TENSORFLOW_COMPILER_MLIR_TOOLS_KERNEL_GEN_TRANSFORMS_REWRITERS_H_ 17 #define TENSORFLOW_COMPILER_MLIR_TOOLS_KERNEL_GEN_TRANSFORMS_REWRITERS_H_ 18 19 #include "mlir/IR/MLIRContext.h" // from @llvm-project 20 21 namespace mlir { 22 23 class BufferizeTypeConverter; 24 class LLVMTypeConverter; 25 class MLIRContext; 26 class OwningRewritePatternList; 27 class TypeConverter; 28 29 namespace kernel_gen { 30 namespace tf_framework { 31 32 /// Collects a set of patterns to convert from the TF Framework dialect to LLVM. 33 void PopulateTFFrameworkToLLVMConversionPatterns( 34 LLVMTypeConverter *converter, OwningRewritePatternList *patterns); 35 36 /// Collects a set of patterns to rewrite functions for use with TF framework 37 /// and also replace `alloc` and correspondign free operations with . 38 void PopulateEmbedTFFrameworkFunctionAndAllocConversionPatterns( 39 MLIRContext *context, OwningRewritePatternList *patterns); 40 41 /// Collects a set of patterns to embed TF Framework. 42 void PopulateEmbedTFFrameworkAssertConversionPatterns( 43 MLIRContext *context, OwningRewritePatternList *patterns); 44 45 } // namespace tf_framework 46 47 namespace transforms { 48 49 /// Collects a set of patterns that bufferize operations from the standard 50 /// dialect. 51 void populateExtraStdBufferizePattern(MLIRContext *context, 52 BufferizeTypeConverter *converter, 53 OwningRewritePatternList *patterns); 54 } // namespace transforms 55 } // namespace kernel_gen 56 } // namespace mlir 57 58 #endif // TENSORFLOW_COMPILER_MLIR_TOOLS_KERNEL_GEN_TRANSFORMS_REWRITERS_H_ 59