ElementwiseActivation.h

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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.
 */
 
#ifndef __ONERT_IR_OPERATION_ELEMENTWISE_ACTIVATION_H__
#define __ONERT_IR_OPERATION_ELEMENTWISE_ACTIVATION_H__
 
#include "ir/Operation.h"
 
namespace onert::ir::operation
{
 
class ElementwiseActivation : public Operation
{
public:
  enum Input
  {
    INPUT = 0
  };
 
  enum class Type
  {
    ELU,
    LOGISTIC,
    RELU,
    TANH,
    LEAKY_RELU,
    GELU
  };
 
  struct Param
  {
    Type op_type;
    union {
      struct
      {
        float alpha;
        float beta;
      };
      bool approximate;
    };
    Param() : op_type(Type::ELU), alpha(0.0f), beta(0.0f) {}
  };
 
public:
  ElementwiseActivation(const OperandIndexSequence &inputs, const OperandIndexSequence &outputs,
                        const Param &param);
 
public:
  void accept(OperationVisitor &v) const override;
  std::string name() const override;
  OpCode opcode() const final { return OpCode::ElementwiseActivation; }
 
public:
  const Param &param() const { return _param; }
 
public:
  static inline float infinity = std::numeric_limits<float>::infinity();
 
private:
  Param _param;
};
 
} // namespace onert::ir::operation
 
#endif // __ONERT_IR_OPERATION_ELEMENTWISE_ACTIVATION_H__