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author | Derek Lamberti <derek.lamberti@arm.com> | 2019-08-01 15:56:25 +0100 |
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committer | Áron Virginás-Tar <aron.virginas-tar@arm.com> | 2019-08-05 13:51:42 +0000 |
commit | f674aa0fd2809126debdaaeb8067067790d86907 (patch) | |
tree | d86d0261c7a25149217918986043c76d0823ee44 /include/armnn/MemorySources.hpp | |
parent | 737d9ff58b348b11234b6c2363390607d576177d (diff) | |
download | armnn-f674aa0fd2809126debdaaeb8067067790d86907.tar.gz |
IVGCVSW-3277 Mem export/import suppor for Tensors
* Rename MemoryStrategy to EdgeStrategy
* Add MemImportLayer
* Import memory rather than copy when possible
Change-Id: I1d3a9414f2cbe517dc2aae9bbd4fdd92712b38ef
Signed-off-by: Derek Lamberti <derek.lamberti@arm.com>
Diffstat (limited to 'include/armnn/MemorySources.hpp')
-rw-r--r-- | include/armnn/MemorySources.hpp | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/include/armnn/MemorySources.hpp b/include/armnn/MemorySources.hpp new file mode 100644 index 0000000000..e138f56fd4 --- /dev/null +++ b/include/armnn/MemorySources.hpp @@ -0,0 +1,51 @@ +// +// Copyright © 2017 Arm Ltd. All rights reserved. +// SPDX-License-Identifier: MIT +// + +#pragma once + +#include <type_traits> + +namespace armnn +{ + +enum class MemorySource +{ + Malloc = 1, + DmaBuf = 2, + DmaBufProtected = 4 +}; + +using MemorySourceFlags = unsigned int; + +template<typename T> +struct IsMemorySource +{ + static const bool value = false; +}; + +template<> +struct IsMemorySource<MemorySource> +{ + static const bool value = true; +}; + +template <typename Arg, typename std::enable_if<IsMemorySource<Arg>::value>::type* = nullptr> +MemorySourceFlags Combine(Arg sourceA, Arg sourceB) +{ + return static_cast<MemorySourceFlags>(sourceA) | static_cast<MemorySourceFlags>(sourceB); +} + +template <typename Arg, typename ... Args, typename std::enable_if<IsMemorySource<Arg>::value>::type* = nullptr> +MemorySourceFlags Combine(Arg source, Args... rest) +{ + return static_cast<MemorySourceFlags>(source) | Combine(rest...); +} + +inline bool CheckFlag(MemorySourceFlags flags, MemorySource source) +{ + return (static_cast<MemorySourceFlags>(source) & flags) != 0; +} + +} //namespace armnn
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