1 /* Copyright 2017 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_XLA_SERVICE_RESHAPE_MOVER_H_ 17 #define TENSORFLOW_COMPILER_XLA_SERVICE_RESHAPE_MOVER_H_ 18 19 #include "tensorflow/compiler/xla/service/hlo_pass_interface.h" 20 21 namespace xla { 22 23 // A pass which moves Reshapes and Transposes to let later passes combine them. 24 // This now only moves them outputward across elementwise ops all whose operands 25 // are equivalent Reshapes or Transposes, but in future could potentially move 26 // them inputward also. 27 class ReshapeMover : public HloModulePass { 28 public: name()29 absl::string_view name() const override { return "reshape-mover"; } 30 31 StatusOr<bool> Run(HloModule* module) override; 32 }; 33 34 } // namespace xla 35 36 #endif // TENSORFLOW_COMPILER_XLA_SERVICE_RESHAPE_MOVER_H_ 37