| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| /*! |
| * \file np_constraint_check.cu |
| * \brief helper function for constraint check |
| */ |
| |
| #include "./np_constraint_check.h" |
| |
| namespace mxnet { |
| namespace op { |
| |
| template<> |
| void GetReduceOutput<gpu>(mshadow::Stream<gpu> *s, const TBlob &output_blob, bool *red_output) { |
| bool tmp = true; |
| cudaStream_t stream = mshadow::Stream<gpu>::GetStream(s); |
| CUDA_CALL(cudaMemcpyAsync(&tmp, output_blob.dptr<bool>(), |
| sizeof(bool), cudaMemcpyDeviceToHost, |
| stream)); |
| CUDA_CALL(cudaStreamSynchronize(stream)); |
| *red_output = static_cast<bool>(tmp); |
| } |
| |
| NNVM_REGISTER_OP(_npx_constraint_check) |
| .set_attr<FCompute>("FCompute<gpu>", ConstraintCheckForward<gpu>); |
| |
| } // namespace op |
| } // namespace mxnet |
