1 /** 2 * Copyright 2024 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_FUSION_FFN_FUSION_H_ 18 #define MINDSPORE_LITE_TOOLS_OPTIMIZER_FUSION_FFN_FUSION_H_ 19 20 #include <vector> 21 #include <memory> 22 #include <string> 23 #include <unordered_map> 24 #include "tools/optimizer/common/multiple_pattern_process_pass.h" 25 26 namespace mindspore { 27 namespace opt { 28 enum PatternType { 29 kDynamicDims, 30 kConstFold, 31 kMaxPatternNum, 32 }; 33 34 class FFNFusion : public MultiplePatternProcessPass { 35 public: 36 explicit FFNFusion(const std::string &name = "FFNFusion", bool multigraph = true) MultiplePatternProcessPass(name,multigraph)37 : MultiplePatternProcessPass(name, multigraph) {} 38 39 ~FFNFusion() override = default; 40 41 std::unordered_map<std::string, VectorRef> DefinePatterns() const override; 42 43 AnfNodePtr Process(const std::string &pattern_name, const FuncGraphPtr &, const AnfNodePtr &, 44 const EquivPtr &) const override; 45 46 private: 47 bool Init() const; 48 bool CheckPattern(const std::string &pattern_name, const EquivPtr &equiv) const; 49 50 const VectorRef DefineFFNPatternForConstFolding() const; 51 const VectorRef DefineFFNPatternForDynamicDims() const; 52 53 CNodePtr CreateFFNFusionNode(const FuncGraphPtr &func_graph, const AnfNodePtr &node, const EquivPtr &equiv, 54 int index) const; 55 56 mutable VarPtr input_[kMaxPatternNum] = {nullptr}; 57 58 mutable VarPtr gather_y_{nullptr}; 59 mutable VarPtr add2_y_{nullptr}; 60 mutable VarPtr div1_y_{nullptr}; 61 mutable VarPtr mul1_y_{nullptr}; 62 mutable VarPtr mul2_y_{nullptr}; 63 64 mutable VarPtr div2_y_[kMaxPatternNum] = {nullptr}; 65 mutable VarPtr add3_y_[kMaxPatternNum] = {nullptr}; 66 mutable VarPtr mul4_y_[kMaxPatternNum] = {nullptr}; 67 mutable VarPtr matmul1_b_[kMaxPatternNum] = {nullptr}; 68 mutable VarPtr add1_x_[kMaxPatternNum] = {nullptr}; 69 mutable VarPtr matmul2_b_[kMaxPatternNum] = {nullptr}; 70 }; 71 } // namespace opt 72 } // namespace mindspore 73 74 #endif // MINDSPORE_LITE_TOOLS_OPTIMIZER_FUSION_FFN_FUSION_H_ 75