// Copyright (c) 2022 PaddlePaddle 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,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#pragma once

#include "paddle/phi/core/sparse_coo_tensor.h"
#include "paddle/phi/core/sparse_csr_tensor.h"

#define DECLARE_SPARSE_UNARY_GRAD_KERNEL(name)                      \
  template <typename T, typename Context>                           \
  void SparseCoo##name##GradKernel(const Context& dev_ctx,          \
                                   const SparseCooTensor& x,        \
                                   const SparseCooTensor& out_grad, \
                                   SparseCooTensor* x_grad);        \
                                                                    \
  template <typename T, typename Context>                           \
  void SparseCsr##name##GradKernel(const Context& dev_ctx,          \
                                   const SparseCsrTensor& x,        \
                                   const SparseCsrTensor& out_grad, \
                                   SparseCsrTensor* x_grad);

namespace phi {
namespace sparse {

DECLARE_SPARSE_UNARY_GRAD_KERNEL(Relu)
DECLARE_SPARSE_UNARY_GRAD_KERNEL(Sqrt)
DECLARE_SPARSE_UNARY_GRAD_KERNEL(Sin)

}  // namespace sparse
}  // namespace phi