ArmNN
 24.08
MemCopyLayer.cpp
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1 //
2 // Copyright © 2017-2024 Arm Ltd and Contributors. All rights reserved.
3 // SPDX-License-Identifier: MIT
4 //
5 #include "MemCopyLayer.hpp"
6 
7 #include "LayerCloneBase.hpp"
8 
9 #include <armnn/TypesUtils.hpp>
13 
14 namespace armnn
15 {
16 
17 MemCopyLayer::MemCopyLayer(const char* name)
18  : Layer(1, 1, LayerType::MemCopy, name)
19 {
20 }
21 
23 {
24  return CloneBase<MemCopyLayer>(graph, GetName());
25 }
26 
27 std::unique_ptr<IWorkload> MemCopyLayer::CreateWorkload(const IWorkloadFactory& factory) const
28 {
29  IgnoreUnused(factory);
30  MemCopyQueueDescriptor descriptor;
31  SetAdditionalInfo(descriptor);
32 
33  //This is different from other workloads. Does not get created by the workload factory.
34  return std::make_unique<CopyMemGenericWorkload>(descriptor, PrepInfoAndDesc(descriptor));
35 }
36 
38 {
40 
41  const TensorShape& outputShape = GetOutputSlot(0).GetTensorInfo().GetShape();
42 
44 
45  auto inferredShapes = InferOutputShapes({ GetInputSlot(0).GetTensorInfo().GetShape() });
46 
47  if (inferredShapes.size() != 1)
48  {
49  throw armnn::LayerValidationException("inferredShapes has "
50  + std::to_string(inferredShapes.size()) +
51  " elements - should only have 1.");
52  }
53 
54  ValidateAndCopyShape(outputShape, inferredShapes[0], m_ShapeInferenceMethod, "MemCopyLayer");
55 }
56 
58 {
59  strategy.ExecuteStrategy(this, GetParameters(), {}, GetName());
60 }
61 
62 } // namespace armnn
armnn::MemCopyLayer::MemCopyLayer
MemCopyLayer(const char *name)
Constructor to create a MemCopyLayer.
Definition: MemCopyLayer.cpp:17
armnn::OutputSlot::GetTensorInfo
const TensorInfo & GetTensorInfo() const override
Definition: Layer.cpp:100
WorkloadData.hpp
TypesUtils.hpp
CHECK_LOCATION
#define CHECK_LOCATION()
Definition: Exceptions.hpp:203
armnn::Layer::ValidateAndCopyShape
void ValidateAndCopyShape(const TensorShape &outputShape, const TensorShape &inferredShape, const ShapeInferenceMethod shapeInferenceMethod, const std::string &layerName, const unsigned int outputSlotIndex=0)
Definition: Layer.cpp:457
armnn::Layer::GetOutputSlot
const OutputSlot & GetOutputSlot(unsigned int index=0) const override
Get the const output slot handle by slot index.
Definition: Layer.hpp:339
armnn::IStrategy
Definition: IStrategy.hpp:16
armnn::Layer::GetInputSlot
const InputSlot & GetInputSlot(unsigned int index) const override
Get a const input slot handle by slot index.
Definition: Layer.hpp:337
WorkloadFactory.hpp
armnn::Layer::GetName
const char * GetName() const override
Returns the name of the layer.
Definition: Layer.hpp:332
armnn::Layer
Definition: Layer.hpp:230
armnn::InputSlot::GetTensorInfo
const TensorInfo & GetTensorInfo() const override
Gets the TensorInfo for this InputSlot.
Definition: Layer.cpp:614
armnn::MemCopyLayer::CreateWorkload
virtual std::unique_ptr< IWorkload > CreateWorkload(const IWorkloadFactory &factory) const override
Makes a workload for the MemCopy type.
Definition: MemCopyLayer.cpp:27
armnn::TensorShape
Definition: Tensor.hpp:20
armnn::Layer::PrepInfoAndDesc
WorkloadInfo PrepInfoAndDesc(QueueDescriptor &descriptor) const
Helper function to reduce duplication in *Layer::CreateWorkload.
Definition: Layer.hpp:409
armnn::LayerValidationException
Definition: Exceptions.hpp:105
armnn::MemCopyLayer::ValidateTensorShapesFromInputs
void ValidateTensorShapesFromInputs() override
Check if the input tensor shape(s) will lead to a valid configuration of MemCopyLayer.
Definition: MemCopyLayer.cpp:37
armnn::IWorkloadFactory
Definition: WorkloadFactory.hpp:22
armnn::Layer::VerifyShapeInferenceType
void VerifyShapeInferenceType(const TensorShape &outputShape, ShapeInferenceMethod shapeInferenceMethod)
Definition: Layer.cpp:526
armnn::Layer::SetAdditionalInfo
void SetAdditionalInfo(QueueDescriptor &descriptor) const
Definition: Layer.cpp:303
armnn::MemCopyLayer
This layer represents a memory copy operation.
Definition: MemCopyLayer.hpp:13
MemCopyLayer.hpp
armnn::MemCopyQueueDescriptor
Definition: WorkloadData.hpp:86
armnn::Layer::GetParameters
virtual const BaseDescriptor & GetParameters() const override
If the layer has a descriptor return it.
Definition: Layer.hpp:378
armnn::TensorInfo::GetShape
const TensorShape & GetShape() const
Definition: Tensor.hpp:193
MemCopyWorkload.hpp
armnn::IgnoreUnused
void IgnoreUnused(Ts &&...)
Definition: IgnoreUnused.hpp:14
armnn::MemCopyLayer::ExecuteStrategy
void ExecuteStrategy(IStrategy &strategy) const override
Apply a visitor to this layer.
Definition: MemCopyLayer.cpp:57
armnn::LayerType::MemCopy
@ MemCopy
armnn
Copyright (c) 2021 ARM Limited and Contributors.
Definition: 01_00_quick_start.dox:6
armnn::Layer::InferOutputShapes
std::vector< TensorShape > InferOutputShapes(const std::vector< TensorShape > &inputShapes) const override
Infer the shape of the output(s) based on the provided input shape(s)
Definition: Layer.cpp:432
armnn::Layer::VerifyLayerConnections
void VerifyLayerConnections(unsigned int expectedConnections, const CheckLocation &location) const
Definition: Layer.cpp:410
armnn::MemCopyLayer::Clone
MemCopyLayer * Clone(Graph &graph) const override
Creates a dynamically-allocated copy of this layer.
Definition: MemCopyLayer.cpp:22
armnn::Layer::m_ShapeInferenceMethod
ShapeInferenceMethod m_ShapeInferenceMethod
Definition: Layer.hpp:441
armnn::LayerType
LayerType
When adding a new layer, adapt also the LastLayer enum value in the enum class LayerType below.
Definition: Types.hpp:491
armnn::Graph
Definition: Graph.hpp:30
armnn::IStrategy::ExecuteStrategy
virtual void ExecuteStrategy(const IConnectableLayer *layer, const armnn::BaseDescriptor &descriptor, const std::vector< armnn::ConstTensor > &constants, const char *name, const armnn::LayerBindingId id=0)=0
LayerCloneBase.hpp