IVGCVSW-2006: Move ACL memory manager source code under aclCommon

Change-Id: Ie1c74a18de5c3dd1cd5285c222bd6327489c1508
diff --git a/src/backends/aclCommon/memory/PoolManager.hpp b/src/backends/aclCommon/memory/PoolManager.hpp
new file mode 100644
index 0000000..39bc665
--- /dev/null
+++ b/src/backends/aclCommon/memory/PoolManager.hpp
@@ -0,0 +1,57 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+#pragma once
+
+#include "IPoolManager.hpp"
+
+#include <arm_compute/runtime/IMemoryPool.h>
+#include <arm_compute/core/Error.h>
+
+#include <support/Mutex.h>
+#include <support/Semaphore.h>
+
+#include <cstddef>
+#include <list>
+#include <memory>
+
+namespace armnn
+{
+
+class PoolManager : public IPoolManager
+{
+public:
+    PoolManager();
+
+    PoolManager(const PoolManager &) = delete;
+
+    PoolManager &operator=(const PoolManager &) = delete;
+
+    PoolManager(PoolManager &&) = default;
+
+    PoolManager &operator=(PoolManager &&) = default;
+
+    arm_compute::IMemoryPool *lock_pool() override;
+    void unlock_pool(arm_compute::IMemoryPool *pool) override;
+    void register_pool(std::unique_ptr<arm_compute::IMemoryPool> pool) override;
+    size_t num_pools() const override;
+
+    void AllocatePools() override;
+    void ReleasePools() override;
+
+private:
+    /// List of free pools
+    std::list<std::unique_ptr<arm_compute::IMemoryPool>> m_FreePools;
+
+    /// List of occupied pools
+    std::list<std::unique_ptr<arm_compute::IMemoryPool>> m_OccupiedPools;
+
+    /// Semaphore to control the queues
+    std::unique_ptr<arm_compute::Semaphore> m_Semaphore;
+
+    /// Mutex to control access to the queues
+    mutable arm_compute::Mutex m_Mutex;
+};
+
+} // namespace armnn
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