From f9aeef0e036df176699aa96d30d2ca8d7546534e Mon Sep 17 00:00:00 2001
From: Aron Virginas-Tar <Aron.Virginas-Tar@arm.com>
Date: Fri, 12 Oct 2018 15:18:03 +0100
Subject: IVGCVSW-2006: Move ACL memory manager source code under aclCommon

Change-Id: Ie1c74a18de5c3dd1cd5285c222bd6327489c1508
---
 .../aclCommon/memory/BaseMemoryManager.hpp         | 104 +++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 src/backends/aclCommon/memory/BaseMemoryManager.hpp

(limited to 'src/backends/aclCommon/memory/BaseMemoryManager.hpp')

diff --git a/src/backends/aclCommon/memory/BaseMemoryManager.hpp b/src/backends/aclCommon/memory/BaseMemoryManager.hpp
new file mode 100644
index 0000000000..2afc1cb130
--- /dev/null
+++ b/src/backends/aclCommon/memory/BaseMemoryManager.hpp
@@ -0,0 +1,104 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+#pragma once
+
+#include <backends/WorkloadFactory.hpp>
+
+#ifdef ARMCOMPUTENEON_ENABLED
+#include <arm_compute/runtime/MemoryGroup.h>
+#endif
+
+#ifdef ARMCOMPUTECL_ENABLED
+#include <arm_compute/runtime/CL/CLMemoryGroup.h>
+#endif
+
+#if defined(ARMCOMPUTENEON_ENABLED) || defined(ARMCOMPUTECL_ENABLED)
+#include <arm_compute/runtime/IAllocator.h>
+#include <arm_compute/runtime/IMemoryGroup.h>
+#include <arm_compute/runtime/MemoryManagerOnDemand.h>
+#endif
+
+namespace armnn
+{
+
+class BaseMemoryManager
+{
+public:
+    enum class MemoryAffinity
+    {
+        Buffer,
+        Offset
+    };
+
+    BaseMemoryManager() { }
+    virtual ~BaseMemoryManager() { }
+
+#if defined(ARMCOMPUTENEON_ENABLED) || defined(ARMCOMPUTECL_ENABLED)
+
+    BaseMemoryManager(std::unique_ptr<arm_compute::IAllocator> alloc, MemoryAffinity memoryAffinity);
+
+    std::shared_ptr<arm_compute::MemoryManagerOnDemand>& GetIntraLayerManager() { return m_IntraLayerMemoryMgr; }
+    std::shared_ptr<arm_compute::MemoryManagerOnDemand>& GetInterLayerManager() { return m_InterLayerMemoryMgr; }
+    std::shared_ptr<arm_compute::IMemoryGroup>& GetInterLayerMemoryGroup()      { return m_InterLayerMemoryGroup; }
+
+    void Finalize();
+    void Acquire();
+    void Release();
+
+protected:
+
+    std::unique_ptr<arm_compute::IAllocator>            m_Allocator;
+    std::shared_ptr<arm_compute::MemoryManagerOnDemand> m_IntraLayerMemoryMgr;
+    std::shared_ptr<arm_compute::MemoryManagerOnDemand> m_InterLayerMemoryMgr;
+    std::shared_ptr<arm_compute::IMemoryGroup>          m_InterLayerMemoryGroup;
+
+    std::shared_ptr<arm_compute::MemoryManagerOnDemand> CreateArmComputeMemoryManager(MemoryAffinity memoryAffinity);
+
+    virtual std::shared_ptr<arm_compute::IMemoryGroup>
+    CreateMemoryGroup(const std::shared_ptr<arm_compute::MemoryManagerOnDemand>& memoryManager) = 0;
+
+    void FinalizeMemoryManager(arm_compute::MemoryManagerOnDemand& memoryManager);
+#endif
+};
+
+class NeonMemoryManager : public BaseMemoryManager
+{
+public:
+    NeonMemoryManager() {}
+    virtual ~NeonMemoryManager() {}
+
+#ifdef ARMCOMPUTENEON_ENABLED
+    NeonMemoryManager(std::unique_ptr<arm_compute::IAllocator> alloc, MemoryAffinity memoryAffinity)
+    : BaseMemoryManager(std::move(alloc), memoryAffinity)
+    {
+        m_InterLayerMemoryGroup = CreateMemoryGroup(m_InterLayerMemoryMgr);
+    }
+
+protected:
+    virtual std::shared_ptr<arm_compute::IMemoryGroup>
+    CreateMemoryGroup(const std::shared_ptr<arm_compute::MemoryManagerOnDemand>& memoryManager) override;
+#endif
+};
+
+class ClMemoryManager : public BaseMemoryManager
+{
+public:
+    ClMemoryManager() {}
+    virtual ~ClMemoryManager() {}
+
+#ifdef ARMCOMPUTECL_ENABLED
+    ClMemoryManager(std::unique_ptr<arm_compute::IAllocator> alloc)
+    : BaseMemoryManager(std::move(alloc), MemoryAffinity::Buffer)
+    {
+        m_InterLayerMemoryGroup = CreateMemoryGroup(m_InterLayerMemoryMgr);
+    }
+
+protected:
+    virtual std::shared_ptr<arm_compute::IMemoryGroup>
+    CreateMemoryGroup(const std::shared_ptr<arm_compute::MemoryManagerOnDemand>& memoryManager) override;
+#endif
+};
+
+} //namespace armnn
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