shape_kernel.cc 2.1 KB
Newer Older
L
Liu-xiandong 已提交
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
/* 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. */

#include "paddle/phi/kernels/shape_kernel.h"
16

17
#include "paddle/phi/backends/all_context.h"
L
Liu-xiandong 已提交
18 19
#include "paddle/phi/core/kernel_registry.h"

20 21 22 23 24 25
namespace phi {

template <typename T, typename Context>
void ShapeKernel(const Context& ctx,
                 const DenseTensor& input,
                 DenseTensor* out) {
L
limingshu 已提交
26 27 28
  auto& in_dims = input.dims();
  out->Resize({in_dims.size()});
  auto out_data = ctx.template HostAlloc<int32_t>(out);
29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47
  for (int i = 0; i < in_dims.size(); ++i) {
    out_data[i] = in_dims[i];
  }
}

}  // namespace phi

PD_REGISTER_KERNEL(shape,
                   CPU,
                   ALL_LAYOUT,
                   phi::ShapeKernel,
                   bool,
                   int,
                   int8_t,
                   uint8_t,
                   int64_t,
                   float,
                   double,
                   phi::dtype::complex<float>,
48 49 50
                   phi::dtype::complex<double>) {
  kernel->InputAt(0).SetBackend(phi::Backend::ALL_BACKEND);
}
51 52

#if defined(PADDLE_WITH_CUDA) || defined(PADDLE_WITH_HIP)
L
Liu-xiandong 已提交
53 54 55 56 57 58 59 60 61 62 63 64 65
PD_REGISTER_KERNEL(shape,
                   GPU,
                   ALL_LAYOUT,
                   phi::ShapeKernel,
                   bool,
                   int,
                   int8_t,
                   uint8_t,
                   int64_t,
                   float,
                   double,
                   phi::dtype::complex<float>,
                   phi::dtype::complex<double>,
66 67 68
                   phi::dtype::float16) {
  kernel->InputAt(0).SetBackend(phi::Backend::ALL_BACKEND);
}
69
#endif