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_FUSION_PRELU_FUSION_H_ 18 #define MINDSPORE_LITE_TOOLS_OPTIMIZER_FUSION_PRELU_FUSION_H_ 19 20 #include <vector> 21 #include <memory> 22 #include <string> 23 #include "schema/inner/model_generated.h" 24 #include "tools/optimizer/common/pattern_process_pass_extends.h" 25 #include "include/common/utils/utils.h" 26 #include "tools/optimizer/common/gllo_utils.h" 27 28 namespace mindspore { 29 namespace opt { 30 class PReluFusion : public LitePatternProcessPass { 31 public: 32 explicit PReluFusion(const std::string &name = "PReluFusion", bool multigraph = true) LitePatternProcessPass(name,multigraph)33 : LitePatternProcessPass(name, multigraph) {} 34 35 ~PReluFusion() override = default; 36 37 private: 38 bool Init() const; 39 const BaseRef DefinePattern() const override; 40 const AnfNodePtr Process(const FuncGraphPtr &, const AnfNodePtr &, const EquivPtr &) const override; 41 bool CheckPattern(const FuncGraphPtr &func_graph, const EquivPtr &equiv, std::vector<float> *slope) const; 42 43 protected: 44 mutable VarPtr input_ = nullptr; 45 mutable VarPtr mul_const_ = nullptr; 46 }; 47 } // namespace opt 48 } // namespace mindspore 49 50 #endif // MINDSPORE_LITE_TOOLS_OPTIMIZER_FUSION_PRELU_FUSION_H_ 51