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_FUSION_MUL_ADD_FUSION_H_ 18 #define MINDSPORE_LITE_TOOLS_OPTIMIZER_FUSION_MUL_ADD_FUSION_H_ 19 20 #include <memory> 21 #include <string> 22 #include <unordered_map> 23 #include "include/backend/optimizer/optimizer.h" 24 #include "tools/converter/quantizer/quant_param_holder.h" 25 #include "tools/optimizer/common/multiple_pattern_process_pass.h" 26 #include "ops/fusion/scale_fusion.h" 27 #include "utils/check_convert_utils.h" 28 29 namespace mindspore { 30 namespace opt { 31 class MulAddFusion : public MultiplePatternProcessPass { 32 public: 33 explicit MulAddFusion(const std::string &name = "MulAddFusion", bool multigraph = true) MultiplePatternProcessPass(name,multigraph)34 : MultiplePatternProcessPass(name, multigraph) {} 35 36 ~MulAddFusion() override = default; 37 38 AnfNodePtr Process(const std::string &pattern_name, const FuncGraphPtr &, const AnfNodePtr &, 39 const EquivPtr &) const override; 40 std::unordered_map<std::string, VectorRef> DefinePatterns() const override; 41 42 private: 43 VectorRef DefineMulFirstPattern() const; 44 VectorRef DefineMulSecondPattern() const; 45 46 bool CheckAddNode(const mindspore::CNodePtr &cnode) const; 47 bool CheckMulNode(const mindspore::FuncGraphPtr &func_graph, const mindspore::CNodePtr &cnode) const; 48 bool ScaleInputShapeValid(size_t *axis_offset) const; 49 bool MulInputAnodeIsInferred(const AnfNodePtr &mul_input_anode) const; 50 bool AdjustScaleBiasTensorShape(size_t *axis_offset) const; 51 bool CopyNodeFormat(CNodePtr node, mindspore::ops::PrimitiveCPtr prim) const; 52 53 private: 54 mutable ShapeVector mul_input_shape_; 55 mutable AnfNodePtr mul_const_anode_ = nullptr; 56 mutable AnfNodePtr add_const_anode_ = nullptr; 57 mutable tensor::TensorPtr scale_tensor_ = nullptr; 58 mutable tensor::TensorPtr bias_tensor_ = nullptr; 59 mutable ActivationType scale_act_type_ = ActivationType::NO_ACTIVATION; 60 }; 61 } // namespace opt 62 } // namespace mindspore 63 #endif // MINDSPORE_LITE_SRC_PASS_FUSION_CONV_ACTIVATION_FUSION_H_ 64