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 #include "mindir_lite_graph.h" 17 #include "mindir_tensor.h" 18 #include "mindir_primitive.h" 19 #include "src/common/log.h" 20 #include "schema/model_generated.h" 21 #include "mindir_memory_manager.h" 22 #include <string> 23 namespace mindspore { 24 namespace lite { MindIR_LiteGraph_Destroy(LiteGraph ** lite_graph)25void MindIR_LiteGraph_Destroy(LiteGraph **lite_graph) { 26 if (lite_graph != nullptr && *lite_graph != nullptr) { 27 MS_LOG(INFO) << "start to destroy LiteGraph."; 28 auto graph = *lite_graph; 29 graph->name_.clear(); 30 graph->input_indices_.clear(); 31 graph->output_indices_.clear(); 32 MS_LOG(INFO) << "Destroying nodes."; 33 // node 34 for (size_t idx = 0; idx < graph->all_nodes_.size(); idx++) { 35 if (graph->all_nodes_[idx] != nullptr) { 36 MindIRMemoryManager::GetInstance()->DeletePrimitive( 37 static_cast<schema::Primitive *>(graph->all_nodes_[idx]->primitive_)); 38 delete graph->all_nodes_[idx]; 39 } 40 } 41 MS_LOG(INFO) << "Destroying subgraphs."; 42 // subgraph 43 for (size_t idx = 0; idx < graph->sub_graphs_.size(); idx++) { 44 if (graph->sub_graphs_[idx] != nullptr) { 45 delete graph->sub_graphs_[idx]; 46 } 47 } 48 MS_LOG(INFO) << "Destroying tensors."; 49 // tensor 50 for (size_t idx = 0; idx < graph->all_tensors_.size(); idx++) { 51 if (graph->all_tensors_[idx] != nullptr) { 52 MindIRMemoryManager::GetInstance()->DeleteTensor(static_cast<schema::Tensor *>(graph->all_tensors_[idx])); 53 } 54 } 55 // graph 56 delete graph; 57 *lite_graph = nullptr; 58 } else { 59 MS_LOG(ERROR) << "nnrt_lite_graph is nullptr, can not delete."; 60 } 61 } 62 MindIR_LiteGraph_GetConstTensorSize(const LiteGraph * lite_graph)63size_t MindIR_LiteGraph_GetConstTensorSize(const LiteGraph *lite_graph) { 64 if (lite_graph != nullptr) { 65 size_t size = 0; 66 for (auto tensor : lite_graph->all_tensors_) { 67 if (tensor != nullptr) { 68 auto value = static_cast<schema::Tensor *>(tensor); 69 if (value != nullptr) { 70 auto src = value->data(); 71 if (src == nullptr) { 72 continue; 73 } 74 size += src->size(); 75 } 76 } 77 } 78 MS_LOG(DEBUG) << "lite_graph has " << lite_graph->all_tensors_.size() << "tensors ,const tensor size = " << size; 79 return size; 80 } else { 81 MS_LOG(ERROR) << "lite_graph is nullptr"; 82 return 0; 83 } 84 } 85 86 } // namespace lite 87 } // namespace mindspore