| /* |
| * Copyright (c) 2017-2020 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_POOLMANAGER_H |
| #define ARM_COMPUTE_POOLMANAGER_H |
| |
| #include "arm_compute/runtime/IPoolManager.h" |
| |
| #include "arm_compute/core/Error.h" |
| #include "arm_compute/runtime/IMemoryPool.h" |
| #include "support/Mutex.h" |
| #include "support/Semaphore.h" |
| |
| #include <cstddef> |
| #include <list> |
| #include <memory> |
| |
| namespace arm_compute |
| { |
| /** Memory pool manager */ |
| class PoolManager : public IPoolManager |
| { |
| public: |
| /** Default Constructor */ |
| PoolManager(); |
| /** Prevent instances of this class to be copy constructed */ |
| PoolManager(const PoolManager &) = delete; |
| /** Prevent instances of this class to be copied */ |
| PoolManager &operator=(const PoolManager &) = delete; |
| /** Prevent instances of this class from being moved (As this class contains non movable objects) */ |
| PoolManager(PoolManager &&) = delete; |
| /** Prevent instances of this class from being moved (As this class contains non movable objects) */ |
| PoolManager &operator=(PoolManager &&) = delete; |
| |
| // Inherited methods overridden: |
| IMemoryPool *lock_pool() override; |
| void unlock_pool(IMemoryPool *pool) override; |
| void register_pool(std::unique_ptr<IMemoryPool> pool) override; |
| std::unique_ptr<IMemoryPool> release_pool() override; |
| void clear_pools() override; |
| size_t num_pools() const override; |
| |
| private: |
| std::list<std::unique_ptr<IMemoryPool>> _free_pools; /**< List of free pools */ |
| std::list<std::unique_ptr<IMemoryPool>> _occupied_pools; /**< List of occupied pools */ |
| std::unique_ptr<arm_compute::Semaphore> _sem; /**< Semaphore to control the queues */ |
| mutable arm_compute::Mutex _mtx; /**< Mutex to control access to the queues */ |
| }; |
| } // arm_compute |
| #endif /*ARM_COMPUTE_POOLMANAGER_H */ |