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_STRIDED_SLICE_FUSION_H_ 18 #define MINDSPORE_LITE_TOOLS_OPTIMIZER_FUSION_STRIDED_SLICE_FUSION_H_ 19 #include <vector> 20 #include "include/backend/optimizer/pass.h" 21 22 namespace mindspore { 23 namespace opt { 24 class StridedSliceFusion : public Pass { 25 public: StridedSliceFusion()26 StridedSliceFusion() : Pass("StridedSliceFusionInHorizon") {} 27 ~StridedSliceFusion() override = default; 28 bool Run(const FuncGraphPtr &func_graph) override; 29 30 private: 31 int Process(const FuncGraphPtr &func_graph, const CNodePtr &cnode); 32 void FindStridedSliceOp(const FuncGraphPtr &func_graph, const CNodePtr &cnode); 33 bool CheckCanFusion(); 34 std::vector<std::vector<CNodePtr>> strided_slice_ops_; 35 int axis_{0}; 36 }; 37 } // namespace opt 38 } // namespace mindspore 39 40 #endif // MINDSPORE_LITE_TOOLS_OPTIMIZER_FUSION_STRIDED_SLICE_FUSION_H_ 41