71 lines
2.9 KiB
C++
71 lines
2.9 KiB
C++
/*
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* Copyright (c) 2017-2020 Arm Limited.
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*
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* SPDX-License-Identifier: MIT
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef ARM_COMPUTE_POOLMANAGER_H
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#define ARM_COMPUTE_POOLMANAGER_H
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#include "arm_compute/runtime/IPoolManager.h"
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#include "arm_compute/core/Error.h"
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#include "arm_compute/runtime/IMemoryPool.h"
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#include "support/Mutex.h"
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#include "support/Semaphore.h"
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#include <cstddef>
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#include <list>
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#include <memory>
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namespace arm_compute
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{
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/** Memory pool manager */
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class PoolManager : public IPoolManager
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{
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public:
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/** Default Constructor */
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PoolManager();
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/** Prevent instances of this class to be copy constructed */
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PoolManager(const PoolManager &) = delete;
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/** Prevent instances of this class to be copied */
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PoolManager &operator=(const PoolManager &) = delete;
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/** Prevent instances of this class from being moved (As this class contains non movable objects) */
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PoolManager(PoolManager &&) = delete;
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/** Prevent instances of this class from being moved (As this class contains non movable objects) */
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PoolManager &operator=(PoolManager &&) = delete;
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// Inherited methods overridden:
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IMemoryPool *lock_pool() override;
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void unlock_pool(IMemoryPool *pool) override;
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void register_pool(std::unique_ptr<IMemoryPool> pool) override;
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std::unique_ptr<IMemoryPool> release_pool() override;
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void clear_pools() override;
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size_t num_pools() const override;
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private:
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std::list<std::unique_ptr<IMemoryPool>> _free_pools; /**< List of free pools */
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std::list<std::unique_ptr<IMemoryPool>> _occupied_pools; /**< List of occupied pools */
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std::unique_ptr<arm_compute::Semaphore> _sem; /**< Semaphore to control the queues */
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mutable arm_compute::Mutex _mtx; /**< Mutex to control access to the queues */
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};
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} // arm_compute
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#endif /*ARM_COMPUTE_POOLMANAGER_H */
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