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/*
* Copyright (c) 2017-2019 ARM Limited.
*
* SPDX-License-Identifier: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef __ARM_COMPUTE_OFFSETLIFETIMEMANAGER_H__
#define __ARM_COMPUTE_OFFSETLIFETIMEMANAGER_H__
#include "arm_compute/runtime/ISimpleLifetimeManager.h"
#include "arm_compute/runtime/Types.h"
#include <map>
#include <vector>
namespace arm_compute
{
// Forward declarations
class IMemoryPool;
/** Concrete class that tracks the lifetime of registered tensors and
* calculates the systems memory requirements in terms of a single blob and a list of offsets */
class OffsetLifetimeManager : public ISimpleLifetimeManager
{
public:
using info_type = BlobInfo;
public:
/** Constructor */
OffsetLifetimeManager();
/** Prevent instances of this class to be copy constructed */
OffsetLifetimeManager(const OffsetLifetimeManager &) = delete;
/** Prevent instances of this class to be copied */
OffsetLifetimeManager &operator=(const OffsetLifetimeManager &) = delete;
/** Allow instances of this class to be move constructed */
OffsetLifetimeManager(OffsetLifetimeManager &&) = default;
/** Allow instances of this class to be moved */
OffsetLifetimeManager &operator=(OffsetLifetimeManager &&) = default;
/** Accessor to the pool internal configuration meta-data
*
* @return Pool internal configuration meta-data
*/
const info_type &info() const;
// Inherited methods overridden:
std::unique_ptr<IMemoryPool> create_pool(IAllocator *allocator) override;
MappingType mapping_type() const override;
private:
// Inherited methods overridden:
void update_blobs_and_mappings() override;
private:
BlobInfo _blob; /**< Memory blob size */
};
} // namespace arm_compute
#endif /* __ARM_COMPUTE_OFFSETLIFETIMEMANAGER_H__ */
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