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/*
* Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __NEURUN_BACKEND_CPU_TENSOR_BUILDER_H__
#define __NEURUN_BACKEND_CPU_TENSOR_BUILDER_H__
#include <unordered_map>
#include "backend/interface/ITensorBuilder.h"
#include "backend/cpu/operand/Tensor.h"
#include "backend/cpu/operand/Object.h"
#include "model/operand/Index.h"
#include "MemoryPlanner.h"
namespace neurun
{
namespace backend
{
namespace cpu
{
class TensorBuilder : public ITensorBuilder
{
public:
TensorBuilder();
/**
* @brief Register tensor information to allocate on CPU backend
* @param[in] ind Operand index
* @param[in] info Tensor information
*/
virtual void registerTensorInfo(const model::operand::Index &ind,
const compiler::TensorInfo &info) override;
/**
* @brief Register subtensor information to allocate on CPU backend
* @param[in] ind Operand index
* @param[in] info Tensor information
*/
virtual void registerSubTensorInfo(const model::operand::Index &ind,
const compiler::SubTensorInfo &info) override;
virtual void notifyFirstUse(const model::operand::Index &) override;
virtual void notifyLastUse(const model::operand::Index &) override;
virtual void prepare(void) override;
virtual void allocate(void) override;
virtual std::shared_ptr<::neurun::backend::operand::ITensor>
tensorAt(const model::operand::Index &ind) override;
virtual std::shared_ptr<backend::operand::IObject>
wrapTensor(const model::operand::Index &ind) override;
virtual void iterate(const IterateFunction &fn) override;
std::shared_ptr<operand::Tensor> at(const ::neurun::model::operand::Index &ind);
private:
std::unordered_map<model::operand::Index, compiler::TensorInfo> _tensor_info_map;
std::unordered_map<model::operand::Index, std::shared_ptr<operand::Tensor>> _tensors;
std::unordered_map<model::operand::Index, std::shared_ptr<operand::Object>> _objects;
std::unordered_map<model::operand::Index, Block> _tensor_mem_map;
std::shared_ptr<IMemoryPlanner> _mem_planner;
std::shared_ptr<Allocator> _mem_alloc;
};
} // namespace cpu
} // namespace backend
} // namespace neurun
#endif // __NEURUN_BACKEND_CPU_TENSOR_BUILDER_H__
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