1 | /* Copyright 2019 The TensorFlow Authors. All Rights Reserved. |
2 | |
3 | Licensed under the Apache License, Version 2.0 (the "License"); |
4 | you may not use this file except in compliance with the License. |
5 | You may obtain a copy of the License at |
6 | |
7 | http://www.apache.org/licenses/LICENSE-2.0 |
8 | |
9 | Unless required by applicable law or agreed to in writing, software |
10 | distributed under the License is distributed on an "AS IS" BASIS, |
11 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
12 | See the License for the specific language governing permissions and |
13 | limitations under the License. |
14 | ==============================================================================*/ |
15 | #ifndef TENSORFLOW_CORE_KERNELS_COLLECTIVE_NCCL_GATHERER_H_ |
16 | #define TENSORFLOW_CORE_KERNELS_COLLECTIVE_NCCL_GATHERER_H_ |
17 | |
18 | #include "tensorflow/core/kernels/collective_nccl.h" |
19 | |
20 | namespace tensorflow { |
21 | #if GOOGLE_CUDA || TENSORFLOW_USE_ROCM |
22 | |
23 | class NcclGatherer : public NcclBase { |
24 | public: |
25 | NcclGatherer() : NcclBase(GATHER_COLLECTIVE, "NcclGather" ) {} |
26 | ~NcclGatherer() override = default; |
27 | |
28 | // Hands off all-gather to NcclManager. |
29 | void Run(StatusCallback done) override; |
30 | }; |
31 | |
32 | #endif // GOOGLE_CUDA || TENSORFLOW_USE_ROCM |
33 | } // namespace tensorflow |
34 | |
35 | #endif // TENSORFLOW_CORE_KERNELS_COLLECTIVE_NCCL_GATHERER_H_ |
36 | |