scatter.h

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#ifndef INFINI_OPS_BASE_SCATTER_H_
#define INFINI_OPS_BASE_SCATTER_H_
 
#include <string>
 
#include "operator.h"
 
namespace infini::ops {
 
class Scatter : public Operator<Scatter> {
 public:
  Scatter(const Tensor input, const Tensor index, const Tensor src,
          const int64_t dim, Tensor out)
      : input_shape_{input.shape()},
        input_strides_{input.strides()},
        input_type_{input.dtype()},
        index_shape_{index.shape()},
        index_strides_{index.strides()},
        index_type_{index.dtype()},
        src_shape_{src.shape()},
        src_strides_{src.strides()},
        src_type_{src.dtype()},
        out_shape_{out.shape()},
        out_strides_{out.strides()},
        out_type_{out.dtype()},
        dim_{dim},
        device_index_{out.device().index()} {}
 
  Scatter(const Tensor input, const Tensor index, const double value,
          const int64_t dim, Tensor out)
      : input_shape_{input.shape()},
        input_strides_{input.strides()},
        input_type_{input.dtype()},
        index_shape_{index.shape()},
        index_strides_{index.strides()},
        index_type_{index.dtype()},
        out_shape_{out.shape()},
        out_strides_{out.strides()},
        out_type_{out.dtype()},
        dim_{dim},
        value_{value},
        device_index_{out.device().index()} {}
 
  Scatter(const Tensor input, const Tensor index, const Tensor src,
          const int64_t dim, const std::string reduce, Tensor out)
      : input_shape_{input.shape()},
        input_strides_{input.strides()},
        input_type_{input.dtype()},
        index_shape_{index.shape()},
        index_strides_{index.strides()},
        index_type_{index.dtype()},
        src_shape_{src.shape()},
        src_strides_{src.strides()},
        src_type_{src.dtype()},
        out_shape_{out.shape()},
        out_strides_{out.strides()},
        out_type_{out.dtype()},
        dim_{dim},
        reduce_{reduce},
        device_index_{out.device().index()} {}
 
  Scatter(const Tensor input, const Tensor index, const double value,
          const int64_t dim, const std::string reduce, Tensor out)
      : input_shape_{input.shape()},
        input_strides_{input.strides()},
        input_type_{input.dtype()},
        index_shape_{index.shape()},
        index_strides_{index.strides()},
        index_type_{index.dtype()},
        out_shape_{out.shape()},
        out_strides_{out.strides()},
        out_type_{out.dtype()},
        dim_{dim},
        value_{value},
        reduce_{reduce},
        device_index_{out.device().index()} {}
 
  virtual void operator()(const Tensor input, const Tensor index,
                          const Tensor src, const int64_t dim,
                          Tensor out) const = 0;
 
  virtual void operator()(const Tensor input, const Tensor index,
                          const double value, const int64_t dim,
                          Tensor out) const = 0;
 
  virtual void operator()(const Tensor input, const Tensor index,
                          const Tensor src, const int64_t dim,
                          const std::string reduce, Tensor out) const = 0;
 
  virtual void operator()(const Tensor input, const Tensor index,
                          const double value, const int64_t dim,
                          const std::string reduce, Tensor out) const = 0;
 
 protected:
  Tensor::Shape input_shape_;
 
  Tensor::Strides input_strides_;
 
  DataType input_type_;
 
  Tensor::Shape index_shape_;
 
  Tensor::Strides index_strides_;
 
  DataType index_type_;
 
  Tensor::Shape src_shape_;
 
  Tensor::Strides src_strides_;
 
  DataType src_type_;
 
  Tensor::Shape out_shape_;
 
  Tensor::Strides out_strides_;
 
  DataType out_type_;
 
  int64_t dim_{};
 
  double value_{};
 
  std::string reduce_{};
 
  int device_index_{0};
};
 
}  // namespace infini::ops
 
#endif