1 /** 2 * Copyright 2020 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_GRAPH_KERNEL_GRAPH_KERNEL_SPLITTER_H_ 17 #define MINDSPORE_CCSRC_BACKEND_OPTIMIZER_GRAPH_KERNEL_GRAPH_KERNEL_SPLITTER_H_ 18 #include <map> 19 #include <memory> 20 #include <set> 21 #include <string> 22 #include <vector> 23 #include <nlohmann/json.hpp> 24 #include "ir/func_graph.h" 25 #include "backend/optimizer/common/pass.h" 26 27 namespace mindspore { 28 namespace kernel { 29 struct StitchInfo { 30 std::vector<std::string> stitch_ops; 31 std::vector<std::string> stitch_atomic_ops; 32 }; 33 34 class SplitNodesDecoder { 35 public: SplitNodesDecoder()36 SplitNodesDecoder() {} 37 ~SplitNodesDecoder() = default; 38 static bool DecodeSplitNodes(const nlohmann::json &kernel_json, 39 const std::map<std::string, AnfNodePtr> &address_node_map, AnfNodePtrList *res_graphs); 40 }; 41 } // namespace kernel 42 43 namespace opt { 44 class GraphKernelSplitter : public Pass { 45 public: GraphKernelSplitter()46 GraphKernelSplitter() : Pass("graph_kernel_splitter") {} 47 ~GraphKernelSplitter() override = default; 48 bool Run(const FuncGraphPtr &func_graph) override; 49 }; 50 using GraphKernelSplitterPtr = std::shared_ptr<GraphKernelSplitter>; 51 } // namespace opt 52 } // namespace mindspore 53 #endif // MINDSPORE_CCSRC_BACKEND_OPTIMIZER_GRAPH_KERNEL_GRAPH_KERNEL_SPLITTER_H_ 54