2 * Copyright (c) 2020 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 #ifndef __ONERT_BACKEND_CONTROLFLOW_TENSOR_BUILDER_H__
18 #define __ONERT_BACKEND_CONTROLFLOW_TENSOR_BUILDER_H__
20 #include <backend/cpu_common/StaticTensorManager.h>
21 #include <backend/cpu_common/TensorRegistry.h>
22 #include <backend/cpu_common/Tensor.h>
24 #include <backend/ITensorBuilder.h>
25 #include <ir/OperandIndexMap.h>
27 #include <unordered_map>
29 #include "DynamicTensorManager.h"
30 #include "UserTensorRegistry.h"
39 class TensorBuilder : public ITensorBuilder
44 bool supportDynamicTensor() override { return true; }
47 * @brief Register tensor information to allocate on CPU backend
48 * @param[in] ind Operand index
49 * @param[in] info Operand information
50 * @param[in] layout Operand data layout
52 void registerTensorInfo(const ir::OperandIndex &ind, const ir::OperandInfo &info,
53 ir::Layout backend_layout) override;
55 void notifyFirstUse(const ir::OperandIndex &) override;
56 void notifyLastUse(const ir::OperandIndex &) override;
58 bool isRegistered(const ir::OperandIndex &) const override;
60 void prepare(void) override;
61 void allocate() override;
62 void postFunctionPrepare() override { /* DO NOTHING */}
65 * @brief Get tensor with a specific OperandIndex
67 * @return shared_ptr<ITensor> if a tensor with given OperandIndex exists. nullptr otherwise.
69 std::shared_ptr<ITensor> tensorAt(const ir::OperandIndex &ind) override;
71 void iterate(const IterateFunction &fn) override;
73 std::unique_ptr<ITensorManager> releaseStaticTensorManager(void) override;
75 IDynamicTensorManager *dynamicTensorManager(void) override { return _dynamic_tensor_mgr.get(); }
77 std::unique_ptr<ITensorManager> releaseDynamicTensorManager(void) override;
80 * @brief Get tensor with a specific OperandIndex.
81 * @param ind OperandIndex for the tensor. There must exist a tensor with this ind.
82 * If not, program will crash with assert or exception.
83 * @return shared_ptr<operand::Tensor>
85 std::shared_ptr<cpu_common::Tensor> at(const ir::OperandIndex &ind);
86 void setUserTensor(const ir::OperandIndex &ind, const std::shared_ptr<UserTensor> &tensor);
88 std::shared_ptr<ITensorRegistry> tensorRegistry() override { return _tensor_reg; }
91 const std::shared_ptr<cpu_common::TensorRegistry> _tensor_reg;
92 const std::shared_ptr<UserTensorRegistry> _user_tensor_reg;
93 std::unique_ptr<cpu_common::StaticTensorManager> _static_tensor_mgr;
94 std::unique_ptr<DynamicTensorManager> _dynamic_tensor_mgr;
95 ir::OperandIndexMap<ir::OperandInfo> _tensor_info_map;
96 ir::OperandIndexMap<ir::Layout> _tensor_layout_map;
99 } // namespace controlflow
100 } // namespace backend
103 #endif // __ONERT_BACKEND_CONTROLFLOW_TENSOR_BUILDER_H__