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//
// Copyright © 2017 Arm Ltd. All rights reserved.
// SPDX-License-Identifier: MIT
//
#pragma once
#include <backends/Workload.hpp>
#include <backends/WorkloadData.hpp>
#include <arm_compute/runtime/CL/CLFunctions.h>
namespace armnn
{
class ClLstmFloatWorkload : public FloatWorkload<LstmQueueDescriptor>
{
public:
ClLstmFloatWorkload(const LstmQueueDescriptor& descriptor, const WorkloadInfo& info);
void Execute() const override;
private:
mutable arm_compute::CLLSTMLayer m_LstmLayer;
std::unique_ptr<arm_compute::CLTensor> m_InputToInputWeightsTensor;
std::unique_ptr<arm_compute::CLTensor> m_InputToForgetWeightsTensor;
std::unique_ptr<arm_compute::CLTensor> m_InputToCellWeightsTensor;
std::unique_ptr<arm_compute::CLTensor> m_InputToOutputWeightsTensor;
std::unique_ptr<arm_compute::CLTensor> m_RecurrentToInputWeightsTensor;
std::unique_ptr<arm_compute::CLTensor> m_RecurrentToForgetWeightsTensor;
std::unique_ptr<arm_compute::CLTensor> m_RecurrentToCellWeightsTensor;
std::unique_ptr<arm_compute::CLTensor> m_RecurrentToOutputWeightsTensor;
std::unique_ptr<arm_compute::CLTensor> m_CellToInputWeightsTensor;
std::unique_ptr<arm_compute::CLTensor> m_CellToForgetWeightsTensor;
std::unique_ptr<arm_compute::CLTensor> m_CellToOutputWeightsTensor;
std::unique_ptr<arm_compute::CLTensor> m_InputGateBiasTensor;
std::unique_ptr<arm_compute::CLTensor> m_ForgetGateBiasTensor;
std::unique_ptr<arm_compute::CLTensor> m_CellBiasTensor;
std::unique_ptr<arm_compute::CLTensor> m_OutputGateBiasTensor;
std::unique_ptr<arm_compute::CLTensor> m_ProjectionWeightsTensor;
std::unique_ptr<arm_compute::CLTensor> m_ProjectionBiasTensor;
std::unique_ptr<arm_compute::CLTensor> m_ScratchBuffer;
void FreeUnusedTensors();
};
arm_compute::Status ClLstmFloatWorkloadValidate(const TensorInfo& input, const TensorInfo& outputStateIn,
const TensorInfo& cellStateIn, const TensorInfo& scratchBuffer,
const TensorInfo& outputStateOut, const TensorInfo& cellStateOut,
const TensorInfo& output, const LstmDescriptor &descriptor,
const TensorInfo& inputToForgetWeights,
const TensorInfo& inputToCellWeights,
const TensorInfo& inputToOutputWeights,
const TensorInfo& recurrentToForgetWeights,
const TensorInfo& recurrentToCellWeights,
const TensorInfo& recurrentToOutputWeights,
const TensorInfo& forgetGateBias, const TensorInfo& cellBias,
const TensorInfo& outputGateBias,
const TensorInfo* inputToInputWeights,
const TensorInfo* recurrentToInputWeights,
const TensorInfo* cellToInputWeights,
const TensorInfo* inputGateBias,
const TensorInfo* projectionWeights,
const TensorInfo* projectionBias,
const TensorInfo* cellToForgetWeights,
const TensorInfo* cellToOutputWeights);
} //namespace armnn
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