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_IR_FISSION_BN_SPLIT_H_ 17 #define MINDSPORE_CCSRC_BACKEND_OPTIMIZER_ASCEND_IR_FISSION_BN_SPLIT_H_ 18 19 #include "backend/optimizer/common/optimizer.h" 20 #include "backend/optimizer/common/helper.h" 21 22 namespace mindspore { 23 namespace opt { 24 class BnSplit : public PatternProcessPass { 25 public: 26 explicit BnSplit(bool multigraph = true) : PatternProcessPass("bn_split", multigraph) {} 27 ~BnSplit() override = default; 28 const BaseRef DefinePattern() const override; 29 const AnfNodePtr Process(const FuncGraphPtr &, const AnfNodePtr &, const EquivPtr &) const override; 30 }; 31 32 class SyncBnSplit : public PatternProcessPass { 33 public: 34 explicit SyncBnSplit(bool multigraph = true) : PatternProcessPass("sync_bn_split", multigraph) {} 35 ~SyncBnSplit() override = default; 36 const BaseRef DefinePattern() const override; 37 const AnfNodePtr Process(const FuncGraphPtr &, const AnfNodePtr &, const EquivPtr &) const override; 38 }; 39 40 AnfNodePtr CreateValueNodeOfDeviceNumReciprocal(const FuncGraphPtr &graph, const CNodePtr &sync_bn_cnode); 41 42 AnfNodePtr CreateAllReduceAndMul(const FuncGraphPtr &graph, const AnfNodePtr &allreduce_input, 43 const CNodePtr &sync_bn_cnode); 44 } // namespace opt 45 } // namespace mindspore 46 #endif // MINDSPORE_CCSRC_BACKEND_OPTIMIZER_ASCEND_IR_FISSION_BN_SPLIT_H_ 47