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//
// Copyright © 2022 Arm Ltd and Contributors. All rights reserved.
// SPDX-License-Identifier: MIT
//
#include "TosaRefPreCompiledWorkload.hpp"
namespace armnn
{
TosaRefPreCompiledWorkload::TosaRefPreCompiledWorkload(const PreCompiledQueueDescriptor& descriptor,
const WorkloadInfo& info)
: BaseWorkload<PreCompiledQueueDescriptor>(descriptor, info)
, m_workloadInfo(info)
{
// Check that the workload is holding a pointer to a valid pre-compiled object
if (m_Data.m_PreCompiledObject == nullptr)
{
throw InvalidArgumentException(
"TosaRefPreCompiledWorkload requires a valid pre-compiled object (TosaSerializationHandler).");
}
}
void TosaRefPreCompiledWorkload::Execute() const
{
tosa::TosaSerializationHandler* handler = static_cast<tosa::TosaSerializationHandler*>(m_Data.m_PreCompiledObject);
std::vector<std::string> inputNames = handler->GetMainRegion()->GetBlocks()[0]->GetInputs();
std::vector<std::string> outputNames = handler->GetMainRegion()->GetBlocks()[0]->GetOutputs();
TosaReference::IModelRunner runner;
GraphStatus status;
// Initialise the model runner with the TosaSerializationHandler
status = runner.initialize(*handler);
if(status != GraphStatus::TOSA_VALID)
{
throw armnn::Exception("An error has occurred while initialising the TOSA Reference Model.");
}
// Set the inputs
for (uint32_t inputSlotIdx = 0; inputSlotIdx < inputNames.size(); ++inputSlotIdx)
{
DataType dataType = m_workloadInfo.m_InputTensorInfos[inputSlotIdx].GetDataType();
switch (dataType)
{
case DataType::Float16:
SetInput<half_float::half>(runner, inputNames[inputSlotIdx], inputSlotIdx);
break;
case DataType::Float32:
SetInput<float>(runner, inputNames[inputSlotIdx], inputSlotIdx);
break;
case DataType::QAsymmU8:
SetInput<uint8_t, int32_t>(runner, inputNames[inputSlotIdx], inputSlotIdx);
break;
case DataType::QAsymmS8:
case DataType::QSymmS8:
SetInput<int8_t, int32_t>(runner, inputNames[inputSlotIdx], inputSlotIdx);
break;
case DataType::QSymmS16:
SetInput<int16_t, int32_t>(runner, inputNames[inputSlotIdx], inputSlotIdx);
break;
case DataType::Signed32:
SetInput<int32_t>(runner, inputNames[inputSlotIdx], inputSlotIdx);
break;
case DataType::Signed64:
SetInput<int64_t>(runner, inputNames[inputSlotIdx], inputSlotIdx);
break;
case DataType::Boolean:
SetInput<unsigned char>(runner, inputNames[inputSlotIdx], inputSlotIdx);
break;
default:
throw armnn::Exception("Input data type is unsupported in TOSA Reference Backend.");
}
}
// Run the TOSA Reference Model
status = runner.run();
if(status != GraphStatus::TOSA_VALID)
{
throw armnn::Exception("An error has occurred while running the TOSA Reference Model.");
}
// Gets the outputs
for (uint32_t outputSlotIdx = 0; outputSlotIdx < outputNames.size(); ++outputSlotIdx)
{
DataType dataType = m_workloadInfo.m_OutputTensorInfos[outputSlotIdx].GetDataType();
switch (dataType)
{
case DataType::Float16:
GetOutput<half_float::half>(runner, outputNames[outputSlotIdx], outputSlotIdx);
break;
case DataType::Float32:
GetOutput<float>(runner, outputNames[outputSlotIdx], outputSlotIdx);
break;
case DataType::QAsymmU8:
GetOutput<uint8_t, int32_t>(runner, outputNames[outputSlotIdx], outputSlotIdx);
break;
case DataType::QAsymmS8:
case DataType::QSymmS8:
GetOutput<int8_t, int32_t>(runner, outputNames[outputSlotIdx], outputSlotIdx);
break;
case DataType::QSymmS16:
GetOutput<int16_t, int32_t>(runner, outputNames[outputSlotIdx], outputSlotIdx);
break;
case DataType::Signed32:
GetOutput<int32_t>(runner, outputNames[outputSlotIdx], outputSlotIdx);
break;
case DataType::Signed64:
GetOutput<int64_t>(runner, outputNames[outputSlotIdx], outputSlotIdx);
break;
case DataType::Boolean:
GetOutput<unsigned char>(runner, outputNames[outputSlotIdx], outputSlotIdx);
break;
default:
throw armnn::Exception("Output data type is unsupported in TOSA Reference Backend.");
}
}
}
template <typename T>
void TosaRefPreCompiledWorkload::SetInput(TosaReference::IModelRunner& runner,
std::string inputName,
uint32_t inputIndex) const
{
SetInput<T, T>(runner, inputName, inputIndex);
}
template <typename T, typename Trunner>
void TosaRefPreCompiledWorkload::SetInput(TosaReference::IModelRunner& runner,
std::string inputName,
uint32_t inputIndex) const
{
std::vector<T> inputData(m_Data.m_Inputs[inputIndex]->GetShape().GetNumElements());
std::vector<Trunner> inputDataRunner(m_Data.m_Inputs[inputIndex]->GetShape().GetNumElements());
m_Data.m_Inputs[inputIndex]->CopyOutTo(inputData.data());
std::transform(inputData.begin(), inputData.end(),
inputDataRunner.begin(), [](T x) { return static_cast<Trunner>(x);});
runner.setInput<Trunner>(inputName, inputDataRunner);
}
template <typename T>
void TosaRefPreCompiledWorkload::GetOutput(TosaReference::IModelRunner& runner,
std::string outputName,
uint32_t outputIndex) const
{
GetOutput<T, T>(runner, outputName, outputIndex);
}
template <typename T, typename Trunner>
void TosaRefPreCompiledWorkload::GetOutput(TosaReference::IModelRunner& runner,
std::string outputName,
uint32_t outputIndex) const
{
std::vector<Trunner> actualOutputsRunner = runner.getOutput<Trunner>(outputName);
std::vector<T> actualOutputs (actualOutputsRunner.size());
std::transform(actualOutputsRunner.begin(), actualOutputsRunner.end(),
actualOutputs.begin(), [](Trunner x) { return static_cast<T>(x);});
m_Data.m_Outputs[outputIndex]->CopyInFrom(actualOutputs.data());
}
bool TosaRefPreCompiledWorkloadValidate(std::string*)
{
return true;
}
} //namespace armnn
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