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path: root/compiler/tflchef/tflite/src/Op/Split.cpp
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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 "Split.h"

#include "Convert.h"

namespace tflchef
{

void TFliteOpSplit::filler(const tflite::Operator *op, TFliteImport *import,
                           tflchef::ModelRecipe *model_recipe) const
{
  const auto &inputs = *op->inputs();

  // for input split_dim
  // NOTE unlike other Ops, Split input 0 is split_dim
  const tflite::Tensor *tensor = import->tensors()->Get(inputs[0]);
  assert(tensor->type() == tflite::TensorType::TensorType_INT32);
  const tflite::Buffer *buffer = import->buffers()->Get(tensor->buffer());
  auto vec = extract_buffer<int32_t>(buffer);
  import->set_tensor_filler(inputs[0], vec);
}

tflchef::Operation *TFliteOpSplit::build(const tflite::Operator *op, TFliteImport *import,
                                         tflchef::ModelRecipe *model_recipe) const
{
  auto operation = model_recipe->add_operation();

  operation->set_type("Split");

  auto op_options = operation->mutable_split_options();

  auto op_params = op->builtin_options_as_SplitOptions();
  assert(op_params != nullptr);

  op_options->set_num_splits(op_params->num_splits());
  return operation;
}

} // namespace tflchef