i0e_kernel.h

/* Copyright (c) 2023PaddlePaddle Authors. 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,
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 See the License for the specific language governing permissions and
 limitations under the License. */

#pragma once

#include "paddle/phi/core/dense_tensor.h"

namespace phi {

/**
 * @brief This kernel calculate Exponentially scaled modified Bessel function of
 * order 0..
 * @param  ctx   device context
 * @param  x     The input tensor of i0e
 * @param  out   The output tensor of i0e kernel, it has the same shape and
 *               dtype with input. Each element corresponds to input tensor
 */
template <typename T, typename Context>
void I0eKernel(const Context& ctx, const DenseTensor& x, DenseTensor* out);

}  // namespace phi