//
// Copyright © 2017 Arm Ltd and Contributors. All rights reserved.
// SPDX-License-Identifier: MIT
//

#include "ClFloorFloatWorkload.hpp"
#include <cl/ClTensorHandle.hpp>

#include "ClWorkloadUtils.hpp"

namespace armnn
{

arm_compute::Status ClFloorWorkloadValidate(const TensorInfo& input,
                                            const TensorInfo& output)
{
    const arm_compute::TensorInfo aclInput  = armcomputetensorutils::BuildArmComputeTensorInfo(input);
    const arm_compute::TensorInfo aclOutput = armcomputetensorutils::BuildArmComputeTensorInfo(output);

    return arm_compute::CLFloor::validate(&aclInput, &aclOutput);
}

ClFloorFloatWorkload::ClFloorFloatWorkload(const FloorQueueDescriptor& descriptor,
                                           const WorkloadInfo& info,
                                           const arm_compute::CLCompileContext& clCompileContext)
    : FloatWorkload<FloorQueueDescriptor>(descriptor, info)
{
    m_Data.ValidateInputsOutputs("ClFloorFloatWorkload", 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();
    {
        ARMNN_SCOPED_PROFILING_EVENT(Compute::Undefined, "ClFloorFloatWorkload_configure");
        m_Layer.configure(clCompileContext, &input, &output);
    }
}

void ClFloorFloatWorkload::Execute() const
{
    ARMNN_SCOPED_PROFILING_EVENT_CL_GUID("ClFloorFloatWorkload_Execute", this->GetGuid());
    RunClFunction(m_Layer, CHECK_LOCATION());
}

void ClFloorFloatWorkload::ReplaceInputTensorHandle(ITensorHandle* tensorHandle, unsigned int slot)
{
    ITensorHandle* backupHandle = this->m_Data.m_Inputs[slot];
    this->m_Data.m_Inputs[slot] = tensorHandle;
    try
    {
        Reconfigure();
    }
    catch(armnn::UnimplementedException& e)
    {
        // Cannot reconfigure, revert the slot back and throw the exception.
        this->m_Data.m_Inputs[slot] = backupHandle;
        throw e;
    }
}

// Replace output tensor handle with the given TensorHandle
void ClFloorFloatWorkload::ReplaceOutputTensorHandle(ITensorHandle* tensorHandle, unsigned int slot)
{
    ITensorHandle* backupHandle = this->m_Data.m_Inputs[slot];
    this->m_Data.m_Inputs[slot] = tensorHandle;
    try
    {
        Reconfigure();
    }
    catch(armnn::UnimplementedException& e)
    {
        // Cannot reconfigure, revert the slot back and throw the exception.
        this->m_Data.m_Inputs[slot] = backupHandle;
        throw e;
    }
}

void ClFloorFloatWorkload::Reconfigure()
{
    throw armnn::UnimplementedException("Reconfigure not implemented for this workload");
}

} //namespace armnn