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 #ifndef MINDSPORE_CCSRC_COMMON_GRAPH_KERNEL_CORE_SPLIT_SCHEMER_H_ 17 #define MINDSPORE_CCSRC_COMMON_GRAPH_KERNEL_CORE_SPLIT_SCHEMER_H_ 18 #include <map> 19 #include <memory> 20 #include <string> 21 #include <vector> 22 #include "ir/anf.h" 23 #include "ir/func_graph.h" 24 #include "utils/hash_map.h" 25 26 namespace mindspore::graphkernel { 27 class SplitSchemer { 28 public: 29 SplitSchemer() = default; 30 virtual ~SplitSchemer() = default; 31 virtual bool Split(const FuncGraphPtr &func_graph) = 0; 32 virtual bool NeedInline(size_t group_id) const; split_plan()33 const std::vector<AnfNodePtrList> &split_plan() const { return split_plan_; } 34 35 protected: 36 std::vector<AnfNodePtrList> split_plan_; 37 std::vector<int> need_inline_; 38 }; 39 using SplitSchemerPtr = std::shared_ptr<SplitSchemer>; 40 41 class CommonSplitSchemer : public SplitSchemer { 42 protected: 43 // add a new group 44 size_t AddGroup(AnfNodePtrList &&nodes, bool need_inline); 45 46 // group the return node and last MakeTuple node (if exists). 47 void GroupReturnNode(const FuncGraphPtr &func_graph); 48 49 mindspore::HashMap<AnfNodePtr, size_t> node_group_; 50 }; 51 } // namespace mindspore::graphkernel 52 #endif // MINDSPORE_CCSRC_COMMON_GRAPH_KERNEL_CORE_SPLIT_SCHEMER_H_ 53