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//
// Copyright © 2020 Arm Ltd and Contributors. All rights reserved.
// SPDX-License-Identifier: MIT
//
#pragma once
#include <armnn/utility/IgnoreUnused.hpp>
#include <tensorflow/lite/builtin_ops.h>
#include <tensorflow/lite/c/builtin_op_data.h>
#include <tensorflow/lite/c/common.h>
#include <tensorflow/lite/minimal_logging.h>
namespace armnnDelegate
{
TfLiteStatus VisitFillOperator(DelegateData& delegateData,
TfLiteContext* tfLiteContext,
TfLiteNode* tfLiteNode,
int nodeIndex,
int32_t tfLiteFillOperatorCode)
{
TF_LITE_ENSURE_STATUS(ValidateNumOutputs(tfLiteContext, tfLiteNode, 1, nodeIndex));
switch(tfLiteFillOperatorCode)
{
case kTfLiteBuiltinFill:
TF_LITE_ENSURE_STATUS(ValidateNumInputs(tfLiteContext, tfLiteNode, 2, nodeIndex));
break;
default:
return kTfLiteError;
}
const TfLiteTensor* tfLiteTensors = tfLiteContext->tensors;
const TfLiteTensor& tfLiteInputTensor = tfLiteTensors[tfLiteNode->inputs->data[0]];
if (!IsValid(tfLiteContext, tfLiteInputTensor, tfLiteFillOperatorCode, nodeIndex))
{
return kTfLiteError;
}
const TfLiteTensor& tfLiteFillTensor = tfLiteTensors[tfLiteNode->inputs->data[1]];
if (!IsValid(tfLiteContext, tfLiteFillTensor, tfLiteFillOperatorCode, nodeIndex))
{
return kTfLiteError;
}
const TfLiteTensor& tfLiteOutputTensor = tfLiteTensors[tfLiteNode->outputs->data[0]];
if (!IsValid(tfLiteContext, tfLiteOutputTensor, tfLiteFillOperatorCode, nodeIndex))
{
return kTfLiteError;
}
armnn::TensorInfo inputTensorInfo = GetTensorInfoForTfLiteTensor(tfLiteInputTensor);
const armnn::TensorInfo& fillTensorInfo = GetTensorInfoForTfLiteTensor(tfLiteFillTensor);
const armnn::TensorInfo& outputTensorInfo = GetTensorInfoForTfLiteTensor(tfLiteOutputTensor);
armnn::FillDescriptor descriptor;
switch (tfLiteFillTensor.type)
{
case kTfLiteFloat32:
descriptor.m_Value = tflite::GetTensorData<float>(&tfLiteFillTensor)[0];
break;
case kTfLiteInt32:
descriptor.m_Value = tflite::GetTensorData<int32_t>(&tfLiteFillTensor)[0];
break;
default:
TF_LITE_MAYBE_KERNEL_LOG(
tfLiteContext,
"TfLiteArmnnDelegate: FILL value data type is not supported in operator #%d node #%d: ",
tfLiteFillOperatorCode, nodeIndex);
return kTfLiteError;
}
bool isSupported = false;
auto validateFunc = [&](const armnn::TensorInfo& outInfo, bool& isSupported)
{
FORWARD_LAYER_SUPPORT_FUNC(__func__,
tfLiteContext,
IsFillSupported,
delegateData.m_Backends,
isSupported,
inputTensorInfo,
outInfo,
descriptor);
};
if (!delegateData.m_Network)
{
validateFunc(outputTensorInfo, isSupported);
return isSupported ? kTfLiteOk : kTfLiteError;
}
armnn::IConnectableLayer* layer = delegateData.m_Network->AddFillLayer(descriptor);
ARMNN_ASSERT(layer != nullptr);
armnn::IOutputSlot& outputSlot = layer->GetOutputSlot(0);
outputSlot.SetTensorInfo(outputTensorInfo);
if(tflite::IsConstantTensor(&tfLiteInputTensor))
{
auto status = ConnectConstant(layer,
inputTensorInfo,
tfLiteContext,
tfLiteInputTensor,
delegateData,
tfLiteNode->inputs->data[0]);
if (status == kTfLiteError)
{
return status;
}
}
return Connect(layer, tfLiteNode, delegateData);
}
} // namespace armnnDelegate
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