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/*
 * Copyright (c) 2020 Samsung Electronics Co., Ltd. All Rights Reserved
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "StatelessRandomUniformLayer.h"

#include <cker/operation/StatelessRandomUniform.h>

namespace onert
{
namespace backend
{
namespace cpu
{
namespace ops
{

StatelessRandomUniformLayer::StatelessRandomUniformLayer()
    : _shape(nullptr), _seed(nullptr), _output(nullptr)
{
  // DO NOTHING
}

void StatelessRandomUniformLayer::configure(const IPortableTensor *shape,
                                            const IPortableTensor *seed, IPortableTensor *output)
{
  _shape = shape;
  _seed = seed;
  _output = output;
}

void StatelessRandomUniformLayer::StatelessRandomUniformFloat32()
{
  nnfw::cker::StatelessRandomUniform(
      getTensorShape(_shape), reinterpret_cast<const int *>(_shape->buffer()),
      getTensorShape(_seed), reinterpret_cast<const int *>(_seed->buffer()),
      getTensorShape(_output), reinterpret_cast<float *>(_output->buffer()));
}

void StatelessRandomUniformLayer::run()
{
  switch (_output->data_type())
  {
    // ToDo : It need to support INT8 and UINT8 also when will be applied quantization.
    case OperandType::FLOAT32:
      StatelessRandomUniformFloat32();
      break;
    default:
      throw std::runtime_error{"StatelessRandomUniformLayer: unsupported data type"};
  }
}

} // namespace ops
} // namespace cpu
} // namespace backend
} // namespace onert