1 /** 2 * Copyright 2019 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 #ifndef MINDSPORE_CCSRC_BACKEND_OPTIMIZER_ASCEND_BUFFER_FUSION_UB_PATTERN_FUSION_H_ 17 #define MINDSPORE_CCSRC_BACKEND_OPTIMIZER_ASCEND_BUFFER_FUSION_UB_PATTERN_FUSION_H_ 18 #include <unordered_map> 19 #include <unordered_set> 20 #include <vector> 21 22 #include "backend/optimizer/ascend/buffer_fusion/fusion_base_pass.h" 23 #include "ir/anf.h" 24 #include "backend/optimizer/common/pass.h" 25 #include "backend/optimizer/common/fusion_id_allocator.h" 26 #include "runtime/device/kernel_info.h" 27 #include "backend/kernel_compiler/kernel.h" 28 #include "backend/session/kernel_graph.h" 29 30 namespace mindspore { 31 namespace opt { 32 using FusedNodeRecord = std::vector<std::unordered_set<AnfNodePtr>>; 33 34 class UbPatternFusion : public Pass { 35 public: UbPatternFusion()36 UbPatternFusion() : Pass("TbeBufferFusion") {} 37 ~UbPatternFusion() override = default; 38 bool Run(const FuncGraphPtr &graph) override; 39 40 private: 41 void GetBufferFusionInfo(session::KernelGraph *kernel_graph, 42 std::unordered_map<int64_t, BufferFusionInfo_t> *buffer_fusion_infos) const; 43 bool ReplaceFusionOp(std::unordered_map<int64_t, BufferFusionInfo_t> *buffer_fusion_infos, int64_t fusion_id, 44 const kernel::KernelModPtr &kernel_ptr, session::KernelGraph *kernel_graph) const; 45 bool FuseBufferFusionPattern(session::KernelGraph *kernel_graph) const; 46 }; 47 } // namespace opt 48 } // namespace mindspore 49 50 #endif // MINDSPORE_CCSRC_BACKEND_OPTIMIZER_ASCEND_BUFFER_FUSION_UB_PATTERN_FUSION_H_ 51