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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 /src/armnn/layers/MemImportLayer.cpp | |
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 'src/armnn/layers/MemImportLayer.cpp')
-rw-r--r-- | src/armnn/layers/MemImportLayer.cpp | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/src/armnn/layers/MemImportLayer.cpp b/src/armnn/layers/MemImportLayer.cpp new file mode 100644 index 0000000000..7a922f5a7c --- /dev/null +++ b/src/armnn/layers/MemImportLayer.cpp @@ -0,0 +1,54 @@ +// +// Copyright © 2017 Arm Ltd. All rights reserved. +// SPDX-License-Identifier: MIT +// +#include "MemImportLayer.hpp" + +#include "LayerCloneBase.hpp" + +#include <armnn/TypesUtils.hpp> +#include <backendsCommon/WorkloadData.hpp> +#include <backendsCommon/WorkloadFactory.hpp> +#include <backendsCommon/MemImportWorkload.hpp> + +namespace armnn +{ + +MemImportLayer::MemImportLayer(const char* name) + : Layer(1, 1, LayerType::MemImport, name) +{ +} + +MemImportLayer* MemImportLayer::Clone(Graph& graph) const +{ + return CloneBase<MemImportLayer>(graph, GetName()); +} + +std::unique_ptr<IWorkload> MemImportLayer::CreateWorkload(const Graph& graph, const IWorkloadFactory& factory) const +{ + MemImportQueueDescriptor descriptor; + + //This is different from other workloads. Does not get created by the workload factory. + return std::make_unique<ImportMemGenericWorkload>(descriptor, PrepInfoAndDesc(descriptor, graph)); +} + +void MemImportLayer::ValidateTensorShapesFromInputs() +{ + VerifyLayerConnections(1, CHECK_LOCATION()); + + auto inferredShapes = InferOutputShapes({ GetInputSlot(0).GetConnection()->GetTensorInfo().GetShape() }); + + BOOST_ASSERT(inferredShapes.size() == 1); + + ConditionalThrowIfNotEqual<LayerValidationException>( + "MemImportLayer: TensorShape set on OutputSlot[0] does not match the inferred shape.", + GetOutputSlot(0).GetTensorInfo().GetShape(), + inferredShapes[0]); +} + +void MemImportLayer::Accept(ILayerVisitor& visitor) const +{ + throw armnn::Exception("MemImportLayer should not appear in an input graph"); +} + +} // namespace armnn |