2 * Copyright (c) 2019 Samsung Electronics Co., Ltd. All Rights Reserved
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
17 #include "backend/cpu_common/StaticTensorManager.h"
19 #include "backend/cpu_common/DynamicTensorManager.h"
20 #include "backend/cpu_common/Tensor.h"
21 #include <util/logging.h>
30 StaticTensorManager::StaticTensorManager(const std::shared_ptr<TensorRegistry> ®,
31 DynamicTensorManager *dynamic_tensor_manager)
32 : _nonconst_mgr{new MemoryManager()}, _tensors{reg},
33 _dynamic_tensor_manager{dynamic_tensor_manager}
38 void StaticTensorManager::allocateNonconsts(void)
40 _nonconst_mgr->allocate();
42 for (auto &pair : _tensors->native_tensors())
44 const auto &ind = pair.first;
45 auto tensor = pair.second.get();
46 if (!_as_constants[ind] && !tensor->is_dynamic())
48 auto *buffer = _nonconst_mgr->getBuffer(ind);
49 tensor->setBuffer(buffer);
51 VERBOSE(CPU_StaticTensorManager) << "TENSOR(#" << ind.value()
52 << "): " << static_cast<void *>(buffer) << std::endl;
57 void StaticTensorManager::deallocateNonconsts(void) { _nonconst_mgr->deallocate(); }
59 void StaticTensorManager::buildTensor(const ir::OperandIndex &ind,
60 const ir::OperandInfo &tensor_info, ir::Layout backend_layout,
63 assert(!_tensors->getNativeTensor(ind));
66 auto tensor = std::make_unique<ExternalTensor>(tensor_info, backend_layout);
67 _tensors->setNativeTensor(ind, std::move(tensor));
71 auto tensor = std::make_unique<Tensor>(tensor_info, backend_layout,
72 _dynamic_tensor_manager->dynamic_mem_mgr().get());
73 _tensors->setNativeTensor(ind, std::move(tensor));
75 _as_constants[ind] = as_const;
78 void StaticTensorManager::claimPlan(const ir::OperandIndex &ind, uint32_t size)
80 assert(_tensors->getNativeTensor(ind));
82 // This method is called only when a tensor has proper shape
83 assert(!_tensors->getNativeTensor(ind)->is_dynamic());
85 if (!_as_constants[ind])
86 _nonconst_mgr->claimPlan(ind, size);
89 void StaticTensorManager::releasePlan(const ir::OperandIndex &ind)
91 assert(_tensors->getNativeTensor(ind));
93 // This method is called only when a tensor has proper shape
94 assert(!_tensors->getNativeTensor(ind)->is_dynamic());
96 if (!_as_constants[ind])
97 _nonconst_mgr->releasePlan(ind);
100 void StaticTensorManager::iterate(const std::function<void(const ir::OperandIndex &)> &fn)
102 for (const auto &it : _tensors->native_tensors())
106 } // namespace cpu_common
107 } // namespace backend