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//
// Copyright © 2017 Arm Ltd. All rights reserved.
// SPDX-License-Identifier: MIT
//
#include "ClFullyConnectedWorkload.hpp"
#include <backends/cl/ClTensorHandle.hpp>
#include <backends/CpuTensorHandle.hpp>
#include <backends/aclCommon/ArmComputeTensorUtils.hpp>
#include <backends/aclCommon/ArmComputeUtils.hpp>
#include <backends/cl/ClLayerSupport.hpp>
#include "ClWorkloadUtils.hpp"
namespace armnn
{
using namespace armcomputetensorutils;
arm_compute::Status ClFullyConnectedWorkloadValidate(const TensorInfo& input,
const TensorInfo& output,
const TensorInfo& weights,
const TensorInfo& biases,
const FullyConnectedDescriptor& descriptor)
{
const arm_compute::TensorInfo aclInput = BuildArmComputeTensorInfo(input);
const arm_compute::TensorInfo aclOutput = BuildArmComputeTensorInfo(output);
const arm_compute::TensorInfo aclWeights = BuildArmComputeTensorInfo(weights);
arm_compute::TensorInfo aclBiases;
arm_compute::TensorInfo *optionalAclBiases = nullptr;
if (descriptor.m_BiasEnabled)
{
aclBiases = BuildArmComputeTensorInfo(biases);
optionalAclBiases = &aclBiases;
}
const arm_compute::FullyConnectedLayerInfo fullyConnectedLayerInfo =
ConvertFullyConnectedDescriptorToAclFullyConnectedLayerInfo(descriptor);
return arm_compute::CLFullyConnectedLayer::validate(&aclInput,
&aclWeights,
optionalAclBiases,
&aclOutput,
fullyConnectedLayerInfo);
}
ClFullyConnectedWorkload::ClFullyConnectedWorkload(const FullyConnectedQueueDescriptor& descriptor,
const WorkloadInfo& info, std::shared_ptr<arm_compute::MemoryManagerOnDemand>& memoryManager)
: BaseWorkload<FullyConnectedQueueDescriptor>(descriptor, info)
, m_FullyConnectedLayer(memoryManager)
{
m_WeightsTensor = std::make_unique<arm_compute::CLTensor>();
BuildArmComputeTensor(*m_WeightsTensor, m_Data.m_Weight->GetTensorInfo());
if (m_Data.m_Parameters.m_BiasEnabled)
{
m_BiasesTensor = std::make_unique<arm_compute::CLTensor>();
BuildArmComputeTensor(*m_BiasesTensor, m_Data.m_Bias->GetTensorInfo());
}
m_Data.ValidateInputsOutputs("ClFullyConnectedWorkload", 1, 1);
arm_compute::ICLTensor& input = static_cast<IClTensorHandle*>(m_Data.m_Inputs[0])->GetTensor();
arm_compute::ICLTensor& output = static_cast<IClTensorHandle*>(m_Data.m_Outputs[0])->GetTensor();
// Construct
arm_compute::FullyConnectedLayerInfo fc_info;
fc_info.transpose_weights = m_Data.m_Parameters.m_TransposeWeightMatrix;
m_FullyConnectedLayer.configure(&input, m_WeightsTensor.get(), m_BiasesTensor.get(), &output, fc_info);
InitializeArmComputeClTensorData(*m_WeightsTensor, m_Data.m_Weight);
if (m_BiasesTensor)
{
InitializeArmComputeClTensorData(*m_BiasesTensor, m_Data.m_Bias);
}
// Force Compute Library to perform the necessary copying and reshaping, after which
// delete all the input tensors that will no longer be needed
m_FullyConnectedLayer.prepare();
FreeUnusedTensors();
}
void ClFullyConnectedWorkload::Execute() const
{
ARMNN_SCOPED_PROFILING_EVENT_CL("ClFullyConnectedWorkload_Execute");
RunClFunction(m_FullyConnectedLayer, CHECK_LOCATION());
}
void ClFullyConnectedWorkload::FreeUnusedTensors()
{
FreeTensorIfUnused(m_WeightsTensor);
FreeTensorIfUnused(m_BiasesTensor);
}
} //namespace armnn
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