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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.
 */

#ifndef __NEURUN_BACKEND_CPU_KERNEL_GENERATOR_H__
#define __NEURUN_BACKEND_CPU_KERNEL_GENERATOR_H__

#include "backend/IKernelGenerator.h"
#include "model/Operands.h"
#include "operand/Tensor.h"
#include "backend/CustomKernelRegistry.h"
#include "TensorBuilder.h"

namespace neurun
{
namespace backend
{
namespace cpu
{

class KernelGenerator : public IKernelGenerator
{
public:
  KernelGenerator(const neurun::model::Operands &ctx,
                  const std::shared_ptr<TensorBuilder> &tensor_builder,
                  const std::shared_ptr<custom::KernelRegistry> &kernel_registry);

  using IKernelGenerator::visit;

  void visit(const model::Subgraph &) override;
  void visit(const model::operation::Conv2DNode &) override;
  void visit(const model::operation::DepthwiseConv2DNode &) override;
  void visit(const model::operation::MaxPool2DNode &) override;
  void visit(const model::operation::AvgPool2DNode &) override;
  void visit(const model::operation::ConcatNode &) override;
  void visit(const model::operation::FullyConnectedNode &) override;
  void visit(const model::operation::MulNode &) override;
  void visit(const model::operation::ReshapeNode &) override;
  void visit(const model::operation::SoftmaxNode &) override;
  void visit(const model::operation::AddNode &) override;
  void visit(const model::operation::PermuteNode &) override;
  void visit(const model::operation::CustomNode &node) override;

private:
  const neurun::model::Operands &_ctx;
  std::shared_ptr<TensorBuilder> _tensor_builder;
  std::shared_ptr<custom::KernelRegistry> _kernel_registry;
  model::Layout _current_subg_layout;
};

} // namespace cpu
} // namespace backend
} // namespace neurun

#endif // __NEURUN_BACKEND_CPU_KERNEL_GENERATOR_H__