Sub.cpp

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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 "Sub.h"
 
#include "ONNXHelpers.h"
#include "AttributeHelpers.h"
 
#include "mir/ops/SubOp.h"
 
namespace mir_onnx
{
 
void convertSubV1(const onnx::NodeProto &onnx_node, ConverterContext *context)
{
  // consumed_inputs attribute not used
  convertSubV6(onnx_node, context);
}
 
void convertSubV6(const onnx::NodeProto &onnx_node, ConverterContext *context)
{
  // broadcast attribute not used
  const auto *axis = findAttribute(onnx_node, "axis");
  if (axis != nullptr)
    throw std::runtime_error("Not supported axis attribute in Sub operation!");
 
  convertSubV7(onnx_node, context);
}
 
void convertSubV7(const onnx::NodeProto &onnx_node, ConverterContext *context)
{
  std::vector<mir::Operation::Output *> inputs = context->getNodeInputs(onnx_node);
  mir::Graph *graph = context->getGraph();
 
  auto result = createOp<mir::ops::SubOp>(graph, inputs[0], inputs[1])->getOutput(0);
 
  context->setNodeOutputs(onnx_node, {result});
}
 
} // namespace mir_onnx