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_TFR_IR_TFR_PASSES_H_ 17 #define TENSORFLOW_COMPILER_MLIR_TFR_IR_TFR_PASSES_H_ 18 19 #include "llvm/ADT/None.h" 20 #include "llvm/ADT/Optional.h" 21 #include "mlir/Dialect/Func/IR/FuncOps.h" // from @llvm-project 22 #include "mlir/IR/BuiltinOps.h" // from @llvm-project 23 #include "mlir/Pass/Pass.h" // from @llvm-project 24 #include "mlir/Support/LogicalResult.h" // from @llvm-project 25 26 namespace mlir { 27 namespace TFR { 28 29 // Scans the func op and adds all the canonicalization patterns of the ops 30 // except the tf ops, inside the function. 31 void populateCanonicalizationPatterns(func::FuncOp func, 32 RewritePatternSet &patterns); 33 34 // Decompose ops. 35 std::unique_ptr<OperationPass<func::FuncOp>> CreateDecomposeTFOpsPass( 36 llvm::Optional<ModuleOp> tfr_module = llvm::None); 37 38 // Rewrites quantized operands and results with their storage types. 39 // This pass should be run at module level after decomposition, if there are 40 // quantized operands or results. 41 std::unique_ptr<OperationPass<ModuleOp>> CreateRewriteQuantizedIOPass(); 42 43 // Raise to TF ops. 44 std::unique_ptr<OperationPass<func::FuncOp>> CreateRaiseToTFOpsPass( 45 llvm::Optional<ModuleOp> tfr_module = llvm::None, 46 bool materialize_derived_attrs = false); 47 48 } // namespace TFR 49 } // namespace mlir 50 51 #endif // TENSORFLOW_COMPILER_MLIR_TFR_IR_TFR_PASSES_H_ 52