1 /** 2 * Copyright 2020-2021 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_CONV_CONV_FUSION_H_ 18 #define MINDSPORE_LITE_TOOLS_OPTIMIZER_FUSION_CONV_CONV_FUSION_H_ 19 20 #include <string> 21 #include "schema/inner/model_generated.h" 22 #include "tools/optimizer/common/pattern_process_pass_extends.h" 23 24 namespace mindspore { 25 namespace opt { 26 class ConvConvFusion : public LitePatternProcessPass { 27 public: 28 explicit ConvConvFusion(bool multigraph = true) : LitePatternProcessPass("ConvConvFusion", multigraph) {} 29 ~ConvConvFusion() override = default; 30 const AnfNodePtr Process(const FuncGraphPtr &, const AnfNodePtr &, const EquivPtr &) const override; 31 const BaseRef DefinePattern() const override; 32 33 private: 34 bool CheckCanFusion(const CNodePtr &up_conv_cnode, const CNodePtr &down_conv_cnode) const; 35 }; 36 } // namespace opt 37 } // namespace mindspore 38 #endif // MINDSPORE_LITE_TOOLS_OPTIMIZER_FUSION_CONV_CONV_FUSION_H_ 39