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//
// Copyright © 2017 Arm Ltd and Contributors. All rights reserved.
// SPDX-License-Identifier: MIT
//
#include "MemCopyLayer.hpp"
#include "LayerCloneBase.hpp"
#include <armnn/TypesUtils.hpp>
#include <backendsCommon/WorkloadData.hpp>
#include <backendsCommon/WorkloadFactory.hpp>
#include <backendsCommon/MemCopyWorkload.hpp>
namespace armnn
{
MemCopyLayer::MemCopyLayer(const char* name)
: Layer(1, 1, LayerType::MemCopy, name)
{
}
MemCopyLayer* MemCopyLayer::Clone(Graph& graph) const
{
return CloneBase<MemCopyLayer>(graph, GetName());
}
std::unique_ptr<IWorkload> MemCopyLayer::CreateWorkload(const IWorkloadFactory& factory) const
{
IgnoreUnused(factory);
MemCopyQueueDescriptor descriptor;
//This is different from other workloads. Does not get created by the workload factory.
return std::make_unique<CopyMemGenericWorkload>(descriptor, PrepInfoAndDesc(descriptor));
}
void MemCopyLayer::ValidateTensorShapesFromInputs(ShapeInferenceMethod shapeInferenceMethod)
{
VerifyLayerConnections(1, CHECK_LOCATION());
const TensorShape& outputShape = GetOutputSlot(0).GetTensorInfo().GetShape();
VerifyShapeInferenceType(outputShape, shapeInferenceMethod);
auto inferredShapes = InferOutputShapes({ GetInputSlot(0).GetConnection()->GetTensorInfo().GetShape() });
ARMNN_ASSERT(inferredShapes.size() == 1);
ValidateAndCopyShape(outputShape, inferredShapes[0], shapeInferenceMethod, "MemCopyLayer");
}
void MemCopyLayer::Accept(ILayerVisitor& visitor) const
{
IgnoreUnused(visitor);
throw armnn::Exception("MemCopyLayer should not appear in an input graph");
}
} // namespace armnn
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