InfiniTensor/include/operators/expand.h

37 lines
1.0 KiB
C++

#pragma once
#include "core/operator.h"
namespace infini {
/**
* @brief Broadcast the input tensor following the given shape and the
* broadcast rule.
*
*/
class ExpandObj : public OperatorObj {
Shape dims;
public:
/**
* @brief Construct a new Expand object.
* @param graph The computation graph that this operator belongs to.
* @param input The input tensor.
* @param output The output tensor.
* @param dims The shape you want to expand to, following the broadcast
* rule.
*/
ExpandObj(GraphObj *graph, Tensor input, Tensor output, Shape dims);
OP_CLONE(ExpandObj);
optional<vector<Shape>> inferShape(const TensorVec &inputs) override;
std::string toString() const override;
int numInputs() const override { return 1; }
int numOutputs() const override { return 1; }
Shape getShape() const { return dims; }
private:
vector<int> getWorkloadVector() const override;
vector<int> getOpAttrVector() const override;
};
} // namespace infini