1 /** 2 * Copyright 2022 Huawei Technologies Co., Ltd 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 MINDSPORE_LITE_TOOLS_OPTIMIZER_GRAPH_ELIMINATE_REDUNDANT_CAST_PASS_H_ 18 #define MINDSPORE_LITE_TOOLS_OPTIMIZER_GRAPH_ELIMINATE_REDUNDANT_CAST_PASS_H_ 19 #include <set> 20 #include "include/registry/converter_context.h" 21 #include "include/backend/optimizer/pass.h" 22 23 namespace mindspore::opt { 24 using mindspore::converter::FmkType; 25 class EliminateRedundantCastPass : public Pass { 26 public: 27 explicit EliminateRedundantCastPass(FmkType fmk_type = converter::kFmkTypeMs, bool train_flag = false) 28 : Pass("eliminate_redundant_cast_pass"), fmk_type_(fmk_type), train_flag_(train_flag) {} 29 ~EliminateRedundantCastPass() override = default; 30 bool Run(const FuncGraphPtr &func_graph) override; 31 32 protected: 33 int RemoveCastOp(const AnfNodePtr &anf_node, const FuncGraphManagerPtr &manager); 34 35 private: 36 FmkType fmk_type_{converter::kFmkTypeMs}; 37 bool train_flag_{false}; 38 std::set<AnfNodePtr> remove_cnode_; 39 }; 40 } // namespace mindspore::opt 41 #endif // MINDSPORE_LITE_TOOLS_OPTIMIZER_GRAPH_ELIMINATE_REDUNDANT_CAST_PASS_H_ 42