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 #ifndef MINDSPORE_LITE_MICRO_CODER_SESSION_H_ 17 #define MINDSPORE_LITE_MICRO_CODER_SESSION_H_ 18 19 #include <map> 20 #include <string> 21 #include <vector> 22 #include <memory> 23 #include "schema/inner/model_generated.h" 24 #include "coder/graph.h" 25 #include "coder/context.h" 26 #include "coder/config.h" 27 #include "coder/allocator/allocator.h" 28 #include "coder/opcoders/op_coder.h" 29 30 namespace mindspore::lite::micro { 31 class CoderSession { 32 public: 33 CoderSession(); 34 35 ~CoderSession(); 36 37 int Init(const std::string &model_path); 38 39 int Build(); 40 41 int Run(); 42 43 int GenerateCode(); 44 45 private: 46 OpParameter *GenParameterAndInfer(const Model::Node *node, const std::vector<lite::Tensor *> &inputs, 47 std::vector<lite::Tensor *> *outputs) const; 48 int InitOpcodersInputsAndOutputs(); 49 int InitTensorsRef(); 50 int CreateOpCoders(); 51 int InitCodeGraph(); 52 int CompileGraph(); 53 void EndCode(); 54 55 std::unique_ptr<CoderGraph> coder_graph_{nullptr}; 56 std::unique_ptr<CoderContext> context_{nullptr}; 57 MemoryAllocator *allocator_{nullptr}; 58 std::vector<std::unique_ptr<OperatorCoder>> op_coders_; 59 int schema_version_ = SCHEMA_VERSION::SCHEMA_CUR; 60 }; 61 62 std::shared_ptr<CoderSession> CreateCoderSession(); 63 64 } // namespace mindspore::lite::micro 65 #endif // MINDSPORE_LITE_MICRO_CODER_SESSION_H_ 66