ConvertFp32ToFp16Layer.cpp

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//
// Copyright © 2017-2024 Arm Ltd and Contributors. All rights reserved.
// SPDX-License-Identifier: MIT
//
#include "ConvertFp32ToFp16Layer.hpp"
 
#include "LayerCloneBase.hpp"
 
#include <armnn/TypesUtils.hpp>
#include <armnn/backends/WorkloadData.hpp>
#include <armnn/backends/WorkloadFactory.hpp>
 
namespace armnn
{
 
ConvertFp32ToFp16Layer::ConvertFp32ToFp16Layer(const char* name)
 : Layer(1, 1, LayerType::ConvertFp32ToFp16, name)
{
}
 
std::unique_ptr<IWorkload> ConvertFp32ToFp16Layer::CreateWorkload(const IWorkloadFactory& factory) const
{
    ConvertFp32ToFp16QueueDescriptor descriptor;
    SetAdditionalInfo(descriptor);
 
    return factory.CreateWorkload(LayerType::ConvertFp32ToFp16, descriptor, PrepInfoAndDesc(descriptor));
}
 
ConvertFp32ToFp16Layer* ConvertFp32ToFp16Layer::Clone(Graph& graph) const
{
    return CloneBase<ConvertFp32ToFp16Layer>(graph, GetName());
}
 
void ConvertFp32ToFp16Layer::ValidateTensorShapesFromInputs()
{
 
    VerifyLayerConnections(1, CHECK_LOCATION());
 
    const TensorShape& outputShape = GetOutputSlot(0).GetTensorInfo().GetShape();
 
    VerifyShapeInferenceType(outputShape, m_ShapeInferenceMethod);
 
    auto inferredShapes = InferOutputShapes({ GetInputSlot(0).GetTensorInfo().GetShape() });
 
    if (inferredShapes.size() != 1)
    {
        throw armnn::LayerValidationException("inferredShapes has "
                                              + std::to_string(inferredShapes.size()) +
                                              " elements - should only have 1.");
    }
 
    ValidateAndCopyShape(outputShape, inferredShapes[0], m_ShapeInferenceMethod, "LayerName");
}
 
void ConvertFp32ToFp16Layer::ExecuteStrategy(IStrategy& strategy) const
{
    strategy.ExecuteStrategy(this, GetParameters(), {}, GetName());
}
 
} // namespace armnn