1 /** 2 * Copyright 2021 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_COMMON_MULTIPLE_PATTERN_PROCESS_PASS_H_ 18 #define MINDSPORE_LITE_TOOLS_OPTIMIZER_COMMON_MULTIPLE_PATTERN_PROCESS_PASS_H_ 19 20 #include <string> 21 #include <utility> 22 #include <memory> 23 #include <unordered_map> 24 #include "include/backend/optimizer/node_pass.h" 25 #include "include/backend/optimizer/pattern_engine.h" 26 #include "include/backend/optimizer/helper.h" 27 #include "tools/optimizer/common/node_pass_extends.h" 28 29 namespace mindspore { 30 namespace opt { 31 class MultiplePatternProcessPass : public LiteNodePass { 32 public: 33 explicit MultiplePatternProcessPass(const std::string &name = "", bool multigraph = true) LiteNodePass(name)34 : LiteNodePass(name), multigraph_(multigraph), pattern_engine_(PatternEngine(std::make_shared<Visitor>())) {} 35 ~MultiplePatternProcessPass() override = default; 36 virtual AnfNodePtr Process(const std::string &, const FuncGraphPtr &, const AnfNodePtr &, const EquivPtr &) const = 0; 37 virtual std::unordered_map<std::string, VectorRef> DefinePatterns() const = 0; 38 AnfNodePtr Run(const FuncGraphPtr &func_graph, const AnfNodePtr &node) override; 39 40 private: 41 std::unordered_map<std::string, BaseRef> patterns_; 42 std::unordered_map<std::string, PrimitiveVarMapPtr> primitive_var_maps_; 43 bool multigraph_ = true; 44 PatternEngine pattern_engine_; 45 }; 46 } // namespace opt 47 } // namespace mindspore 48 49 #endif // MINDSPORE_LITE_TOOLS_OPTIMIZER_COMMON_MULTIPLE_PATTERN_PROCESS_PASS_H_ 50