diff options
Diffstat (limited to 'src/armnn/layers')
-rw-r--r-- | src/armnn/layers/MemImportLayer.cpp | 54 | ||||
-rw-r--r-- | src/armnn/layers/MemImportLayer.hpp | 42 |
2 files changed, 96 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 diff --git a/src/armnn/layers/MemImportLayer.hpp b/src/armnn/layers/MemImportLayer.hpp new file mode 100644 index 0000000000..2d02c1fb41 --- /dev/null +++ b/src/armnn/layers/MemImportLayer.hpp @@ -0,0 +1,42 @@ +// +// Copyright © 2017 Arm Ltd. All rights reserved. +// SPDX-License-Identifier: MIT +// +#pragma once + +#include <Layer.hpp> + +namespace armnn +{ + +/// This layer represents a memory import operation. +class MemImportLayer : public Layer +{ +public: + /// Makes a workload for the MemImport type. + /// @param [in] graph The graph where this layer can be found. + /// @param [in] factory The workload factory which will create the workload. + /// @return A pointer to the created workload, or nullptr if not created. + virtual std::unique_ptr<IWorkload>CreateWorkload(const Graph& graph, + const IWorkloadFactory& factory) const override; + + /// Creates a dynamically-allocated copy of this layer. + /// @param [in] graph The graph into which this layer is being cloned. + MemImportLayer* Clone(Graph& graph) const override; + + /// Check if the input tensor shape(s) + /// will lead to a valid configuration of @ref MemImportLayer. + void ValidateTensorShapesFromInputs() override; + + void Accept(ILayerVisitor& visitor) const override; + +protected: + /// Constructor to create a MemImportLayer. + /// @param [in] name Optional name for the layer. + MemImportLayer(const char* name); + + /// Default destructor + ~MemImportLayer() = default; +}; + +} // namespace |