// Copyright (c) 2019 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 "lite/core/kernel.h"

namespace paddle {
namespace lite {
namespace kernels {
namespace xpu {

static inline lite::Tensor ReshapeToMatrix(const lite::Tensor& src,
                                           int num_col_dims) {
  int rank = src.dims().size();
  if (rank == 2) {
    return src;
  }
  lite::Tensor res;
  res.ShareDataWith(src);
  res.Resize(src.dims().Flatten2D(num_col_dims));
  return res;
}

class MulCompute : public KernelLite<TARGET(kXPU), PRECISION(kFloat)> {
 public:
  using param_t = operators::MulParam;

  virtual void Run();

  virtual ~MulCompute() = default;
};

}  // namespace xpu
}  // namespace kernels
}  // namespace lite
}  // namespace paddle