1 /** 2 * Copyright 2022 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_SRC_RUNTIME_PACK_WEIGHT_MANAGER_H_ 18 #define MINDSPORE_LITE_SRC_RUNTIME_PACK_WEIGHT_MANAGER_H_ 19 #include <memory> 20 #include <vector> 21 #include <unordered_map> 22 #include <map> 23 #include <string> 24 #include "include/model.h" 25 #include "include/errorcode.h" 26 #include "src/tensor.h" 27 #ifdef SHARING_MODEL_WEIGHT 28 #include "src/litert/pack_weight.h" 29 #endif 30 namespace mindspore::lite { 31 class PackWeightManager { 32 public: 33 static PackWeightManager *GetInstance(); 34 ~PackWeightManager() = default; 35 STATUS InitPackWeightManager(const char *model_buf, size_t model_size, std::string *model_id, std::string *runner_id, 36 const std::map<std::string, std::map<std::string, std::string>> *config_info); 37 char *GetSharedModelBuf(const char *model_buf, std::string model_id, 38 const std::map<std::string, std::map<std::string, std::string>> *config_info, 39 bool *is_shared); 40 STATUS StoreOriginTensorData(Model *model, std::vector<Tensor *> *all_tensors); 41 void *GetPackData(const void *tensor_data, const size_t size, bool *is_packed); 42 void Free(void *tensor_data); 43 bool IsCopyTensor(int op_type); 44 void *ReplaceFp16Data(void *origin_fp16_data, size_t size, bool *replace); 45 void FreePackWeight(std::string runner_id, std::string model_id); 46 std::string GenModelID(); 47 48 private: 49 void *MallocData(size_t size); 50 void FreeData(void *tensor_data); 51 PackWeightManager() = default; 52 bool is_parallel_ = false; 53 #ifdef SHARING_MODEL_WEIGHT 54 std::shared_ptr<PackWeight> pack_weight_ = nullptr; 55 #endif 56 std::mutex manager_mutex_; 57 std::vector<std::string> model_ids_; 58 size_t model_id_ = 1; 59 }; 60 } // namespace mindspore::lite 61 #endif // MINDSPORE_LITE_SRC_RUNTIME_PACK_WEIGHT_MANAGER_H_ 62