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author | Matthew Bentham <Matthew.Bentham@arm.com> | 2019-06-21 17:22:23 +0100 |
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committer | Matthew Bentham <matthew.bentham@arm.com> | 2019-07-04 09:10:46 +0000 |
commit | 7c1603a4e310c5b7b0d3bdddc0c80a63a7661107 (patch) | |
tree | 9be52766d80394d253b2b51f4ef8fd136272cf6e /src/backends/reference/RefMemoryManager.hpp | |
parent | f9ac3fd5676565b1065698158f8d54a27f24981c (diff) | |
download | armnn-7c1603a4e310c5b7b0d3bdddc0c80a63a7661107.tar.gz |
IVGCVSW-3307 Add RefMemoryManager
Simple pool memory manager for use in the reference backend,
in order to make the backend usable for testing large networks.
Change-Id: I5694da29052c60f95b57da595c64cc114d75b8ba
Signed-off-by: Matthew Bentham <Matthew.Bentham@arm.com>
Diffstat (limited to 'src/backends/reference/RefMemoryManager.hpp')
-rw-r--r-- | src/backends/reference/RefMemoryManager.hpp | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/src/backends/reference/RefMemoryManager.hpp b/src/backends/reference/RefMemoryManager.hpp new file mode 100644 index 0000000000..5daac79e36 --- /dev/null +++ b/src/backends/reference/RefMemoryManager.hpp @@ -0,0 +1,59 @@ +// +// Copyright © 2017 Arm Ltd. All rights reserved. +// SPDX-License-Identifier: MIT +// +#pragma once + +#include <backendsCommon/IMemoryManager.hpp> + +#include <forward_list> +#include <vector> + +namespace armnn +{ + +// An implementation of IMemoryManager to be used with RefTensorHandle +class RefMemoryManager : public IMemoryManager +{ +public: + RefMemoryManager(); + virtual ~RefMemoryManager(); + + class Pool; + + Pool* Manage(unsigned int numBytes); + + void Allocate(Pool *pool); + + void* GetPointer(Pool *pool); + + void Acquire() override; + void Release() override; + + class Pool + { + public: + Pool(unsigned int numBytes); + ~Pool(); + + void Acquire(); + void Release(); + + void* GetPointer(); + + void Reserve(unsigned int numBytes); + + private: + unsigned int m_Size; + void* m_Pointer; + }; + +private: + RefMemoryManager(const RefMemoryManager&) = delete; // Noncopyable + RefMemoryManager& operator=(const RefMemoryManager&) = delete; // Noncopyable + + std::forward_list<Pool> m_Pools; + std::vector<Pool*> m_FreePools; +}; + +} |