tanhop.h

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#pragma once
#include <string>
#include "compute/operation.h"
#include "tanh_internal.h"

namespace magmadnn {
namespace op {

template <typename T>
class TanhOp : public Operation<T> {
public:
    TanhOp(Operation<T> *x, bool copy=true);

    std::string to_string() { return "TANH( " + x->to_string() + " )"; }

protected:
    Tensor<T> *_eval(bool recompute=true);
    Tensor<T> *_grad(Operation<T> *consumer, Operation<T> *var, Tensor<T> *grad);
    
    Operation<T> *x;
    Tensor<T> *x_tensor;
    
    bool copy;
};

template <typename T>
TanhOp<T>* tanh(Operation<T> *x, bool copy=true);

}   // namespace op
}   // namespace magmadnn