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/*
* Copyright (c) 2019 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 "GatherLayer.h"
#include "OperationUtils.h"
#include <cker/operation/Gather.h>
namespace onert
{
namespace backend
{
namespace cpu
{
namespace kernel
{
void GatherLayer::configure(const operand::Tensor *input, const operand::Tensor *indices,
operand::Tensor *output, int32_t axis)
{
_input = input;
_indices = indices;
_axis = axis;
_output = output;
}
void GatherLayer::run()
{
nnfw::cker::GatherParams op_params;
op_params.axis = _axis;
switch (_input->data_type())
{
case OperandType::FLOAT32:
nnfw::cker::Gather<float>(
op_params, convertTensorToCkerShape(_input),
reinterpret_cast<const float *>(_input->buffer()), convertTensorToCkerShape(_indices),
reinterpret_cast<const int32_t *>(_indices->buffer()), convertTensorToCkerShape(_output),
reinterpret_cast<float *>(_output->buffer()));
break;
case OperandType::QUANT8_ASYMM:
nnfw::cker::Gather<uint8_t>(
op_params, convertTensorToCkerShape(_input),
reinterpret_cast<const uint8_t *>(_input->buffer()), convertTensorToCkerShape(_indices),
reinterpret_cast<const int32_t *>(_indices->buffer()), convertTensorToCkerShape(_output),
reinterpret_cast<uint8_t *>(_output->buffer()));
break;
case OperandType::INT32:
nnfw::cker::Gather<int32_t>(
op_params, convertTensorToCkerShape(_input),
reinterpret_cast<const int32_t *>(_input->buffer()), convertTensorToCkerShape(_indices),
reinterpret_cast<const int32_t *>(_indices->buffer()), convertTensorToCkerShape(_output),
reinterpret_cast<int32_t *>(_output->buffer()));
break;
default:
throw std::runtime_error("Gather NYI for this operand type!");
}
}
} // namespace kernel
} // namespace cpu
} // namespace backend
} // namespace onert
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