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Diffstat (limited to 'src/backends/neon/workloads/NeonSoftmaxWorkload.cpp')
-rw-r--r-- | src/backends/neon/workloads/NeonSoftmaxWorkload.cpp | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/src/backends/neon/workloads/NeonSoftmaxWorkload.cpp b/src/backends/neon/workloads/NeonSoftmaxWorkload.cpp new file mode 100644 index 0000000000..149804bdd6 --- /dev/null +++ b/src/backends/neon/workloads/NeonSoftmaxWorkload.cpp @@ -0,0 +1,53 @@ +// +// Copyright © 2020 Arm Ltd. All rights reserved. +// SPDX-License-Identifier: MIT +// + +#include "NeonSoftmaxWorkload.hpp" +#include "NeonWorkloadUtils.hpp" + +#include <armnn/utility/PolymorphicDowncast.hpp> + +#include <aclCommon/ArmComputeUtils.hpp> +#include <aclCommon/ArmComputeTensorUtils.hpp> + +#include <arm_compute/runtime/NEON/functions/NESoftmaxLayer.h> + +namespace armnn +{ + +arm_compute::Status NeonSoftmaxWorkloadValidate(const TensorInfo& input, + const TensorInfo& output, + const SoftmaxDescriptor& descriptor) +{ + const arm_compute::TensorInfo aclInputInfo = armcomputetensorutils::BuildArmComputeTensorInfo(input); + const arm_compute::TensorInfo aclOutputInfo = armcomputetensorutils::BuildArmComputeTensorInfo(output); + + unsigned int aclAxis = ComputeSoftmaxAclAxis(descriptor, input); + return arm_compute::NESoftmaxLayer::validate(&aclInputInfo, &aclOutputInfo, descriptor.m_Beta, aclAxis); +} + +NeonSoftmaxWorkload::NeonSoftmaxWorkload(const SoftmaxQueueDescriptor& descriptor, + const WorkloadInfo& info, std::shared_ptr<arm_compute::MemoryManagerOnDemand>& memoryManager) + : BaseWorkload<SoftmaxQueueDescriptor>(descriptor, info) +{ + m_Data.ValidateInputsOutputs("NeonSoftmaxWorkload", 1, 1); + + // The ArmCompute softmax layer uses 2D input/output tensors, so flatten the first three dimensions. + arm_compute::ITensor& input = PolymorphicDowncast<IAclTensorHandle*>(m_Data.m_Inputs[0])->GetTensor(); + arm_compute::ITensor& output = PolymorphicDowncast<IAclTensorHandle*>(m_Data.m_Outputs[0])->GetTensor(); + + auto layer = std::make_unique<arm_compute::NESoftmaxLayer>(memoryManager); + unsigned int aclAxis = ComputeSoftmaxAclAxis(m_Data.m_Parameters, info.m_InputTensorInfos[0]); + layer->configure(&input, &output, m_Data.m_Parameters.m_Beta, aclAxis); + m_SoftmaxLayer.reset(layer.release()); +} + +void NeonSoftmaxWorkload::Execute() const +{ + ARMNN_SCOPED_PROFILING_EVENT_NEON("NeonSoftmaxWorkload_Execute"); + m_SoftmaxLayer->run(); +} + +} //namespace armnn + |