1 /** 2 * Copyright 2021 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_GELU_FUSION_H_ 18 #define MINDSPORE_LITE_TOOLS_OPTIMIZER_FUSION_GELU_FUSION_H_ 19 20 #include <vector> 21 #include <memory> 22 #include <string> 23 #include "backend/optimizer/common/optimizer.h" 24 #include "utils/utils.h" 25 #include "tools/optimizer/common/gllo_utils.h" 26 27 namespace mindspore { 28 namespace opt { 29 class GeLUFusion : public PatternProcessPass { 30 public: 31 explicit GeLUFusion(const std::string &name = "GeLUFusion", bool multigraph = true) PatternProcessPass(name,multigraph)32 : PatternProcessPass(name, multigraph), input_(std::make_shared<Var>()) {} 33 34 ~GeLUFusion() override = default; 35 const AnfNodePtr Process(const FuncGraphPtr &, const AnfNodePtr &, const EquivPtr &) const override; 36 37 protected: 38 virtual bool Init() const; 39 virtual bool CheckPattern(const EquivPtr &equiv) const = 0; 40 const float GetParameterValue(const EquivPtr &equiv, const VarPtr &input) const; 41 42 private: 43 CNodePtr CreateGeLUNode(const FuncGraphPtr &func_graph, const AnfNodePtr &node, const EquivPtr &equiv) const; 44 45 protected: 46 mutable VarPtr input_{nullptr}; 47 mutable bool approximate_{false}; 48 }; 49 } // namespace opt 50 } // namespace mindspore 51 52 #endif // MINDSPORE_LITE_TOOLS_OPTIMIZER_FUSION_GELU_FUSION_H_ 53