sub.h

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#ifndef INFINI_OPS_BASE_SUB_H_
#define INFINI_OPS_BASE_SUB_H_
 
#include "operator.h"
 
namespace infini::ops {
 
class Sub : public Operator<Sub> {
 public:
  Sub(const Tensor input, const Tensor other, const double alpha, Tensor out)
      : input_shape_{input.shape()},
        input_strides_{input.strides()},
        input_type_{input.dtype()},
        other_shape_{other.shape()},
        other_strides_{other.strides()},
        other_type_{other.dtype()},
        out_shape_{out.shape()},
        out_strides_{out.strides()},
        out_type_{out.dtype()},
        alpha_{alpha},
        device_index_{out.device().index()} {}
 
  [[deprecated("Use the `(input, other, alpha, out)` overload instead.")]]
  Sub(Tensor input, const Tensor other, const double alpha)
      : input_shape_{input.shape()},
        input_strides_{input.strides()},
        input_type_{input.dtype()},
        other_shape_{other.shape()},
        other_strides_{other.strides()},
        other_type_{other.dtype()},
        alpha_{alpha},
        device_index_{input.device().index()} {}
 
  Sub(const Tensor input, const double other, const double alpha, Tensor out)
      : input_shape_{input.shape()},
        input_strides_{input.strides()},
        input_type_{input.dtype()},
        out_shape_{out.shape()},
        out_strides_{out.strides()},
        out_type_{out.dtype()},
        alpha_{alpha},
        other_{other},
        device_index_{out.device().index()} {}
 
  virtual void operator()(const Tensor input, const Tensor other,
                          const double alpha, Tensor out) const = 0;
 
  [[deprecated("Use `operator()(input, other, alpha, out)` instead.")]]
  virtual void operator()(Tensor input, const Tensor other,
                          const double alpha) const = 0;
 
  virtual void operator()(const Tensor input, const double other,
                          const double alpha, Tensor out) const = 0;
 
 protected:
  Tensor::Shape input_shape_;
 
  Tensor::Strides input_strides_;
 
  DataType input_type_;
 
  Tensor::Shape other_shape_;
 
  Tensor::Strides other_strides_;
 
  DataType other_type_;
 
  Tensor::Shape out_shape_;
 
  Tensor::Strides out_strides_;
 
  DataType out_type_;
 
  double alpha_{};
 
  double other_{};
 
  int device_index_{0};
};
 
}  // namespace infini::ops
 
#endif