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fixture.cpp 744 B

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  1. /**
  2. * \file dnn/test/cuda/megcore/fixture.cpp
  3. * MegEngine is Licensed under the Apache License, Version 2.0 (the "License")
  4. *
  5. * Copyright (c) 2014-2020 Megvii Inc. All rights reserved.
  6. *
  7. * Unless required by applicable law or agreed to in writing,
  8. * software distributed under the License is distributed on an
  9. * "AS IS" BASIS, WITHOUT ARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  10. */
  11. #include "./fixture.h"
  12. #include "test/cuda/utils.h"
  13. #include <gtest/gtest.h>
  14. #include <cuda_runtime_api.h>
  15. void MegcoreCUDA::SetUp()
  16. {
  17. cuda_check(cudaGetDeviceCount(&nr_devices_));
  18. printf("We have %d GPUs\n", nr_devices_);
  19. }
  20. void MegcoreCUDA::TearDown()
  21. {
  22. cuda_check(cudaDeviceReset());
  23. }
  24. // vim: syntax=cpp.doxygen

MegEngine 安装包中集成了使用 GPU 运行代码所需的 CUDA 环境,不用区分 CPU 和 GPU 版。 如果想要运行 GPU 程序,请确保机器本身配有 GPU 硬件设备并安装好驱动。 如果你想体验在云端 GPU 算力平台进行深度学习开发的感觉,欢迎访问 MegStudio 平台