text: /* Copyright (c) 2021 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/pten/kernels/empty_kernel.h"
  
  #include "paddle/pten/backends/all_context.h"
  #include "paddle/pten/core/kernel_registry.h"
  
  #include "paddle/fluid/platform/complex.h"
  
  namespace pten {
  
  template <typename T, typename Context>
  void EmptyKernel(const Context& dev_ctx,
                   const ScalarArray& shape,
                   DenseTensor* out) {
    out->Resize(paddle::framework::make_ddim(shape.GetData()));
  }
  
  template <typename T, typename Context>
  void EmptyLikeKernel(const Context& dev_ctx, DenseTensor* out) {
    out->mutable_data<T>();
  }
  
  }  // namespace pten
  
  PT_REGISTER_CTX_KERNEL(empty,
                         CPU,
                         ALL_LAYOUT,
                         pten::EmptyKernel,
                         float,
                         double,
                         uint8_t,
                         int16_t,
                         int,
                         int64_t,
                         bool,
                         paddle::platform::float16,
                         paddle::platform::bfloat16,
                         paddle::platform::complex<float>,
                         paddle::platform::complex<double>) {}
  
  PT_REGISTER_CTX_KERNEL(empty_like,
                         CPU,
                         ALL_LAYOUT,
                         pten::EmptyLikeKernel,
                         float,
                         double,
                         uint8_t,
                         int16_t,
                         int,
                         int64_t,
                         bool,
                         paddle::platform::float16,
                         paddle::platform::bfloat16,
                         paddle::platform::complex<float>,
                         paddle::platform::complex<double>) {}
  
  #if defined(PADDLE_WITH_CUDA) || defined(PADDLE_WITH_HIP)
  PT_REGISTER_CTX_KERNEL(empty,
                         GPU,
                         ALL_LAYOUT,
                         pten::EmptyKernel,
                         float,
                         double,
                         uint8_t,
                         int16_t,
                         int,
                         int64_t,
                         bool,
                         paddle::platform::float16,
                         paddle::platform::complex<float>,
                         paddle::platform::complex<double>) {}
  
  PT_REGISTER_CTX_KERNEL(empty_like,
                         GPU,
                         ALL_LAYOUT,
                         pten::EmptyLikeKernel,
                         float,
                         double,
                         uint8_t,
                         int16_t,
                         int,
                         int64_t,
                         bool,
                         paddle::platform::float16,
                         paddle::platform::complex<float>,
                         paddle::platform::complex<double>) {}
  #endif
  