src/gromacs/gpu_utils/device_context_sycl.cpp

   1 /*
   2  * This file is part of the GROMACS molecular simulation package.
   3  *
   4  * Copyright (c) 2020, by the GROMACS development team, led by
   5  * Mark Abraham, David van der Spoel, Berk Hess, and Erik Lindahl,
   6  * and including many others, as listed in the AUTHORS file in the
   7  * top-level source directory and at http://www.gromacs.org.
   8  *
   9  * GROMACS is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public License
  11  * as published by the Free Software Foundation; either version 2.1
  12  * of the License, or (at your option) any later version.
  13  *
  14  * GROMACS is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with GROMACS; if not, see
  21  * http://www.gnu.org/licenses, or write to the Free Software Foundation,
  22  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA.
  23  *
  24  * If you want to redistribute modifications to GROMACS, please
  25  * consider that scientific software is very special. Version
  26  * control is crucial - bugs must be traceable. We will be happy to
  27  * consider code for inclusion in the official distribution, but
  28  * derived work must not be called official GROMACS. Details are found
  29  * in the README & COPYING files - if they are missing, get the
  30  * official version at http://www.gromacs.org.
  31  *
  32  * To help us fund GROMACS development, we humbly ask that you cite
  33  * the research papers on the package. Check out http://www.gromacs.org.
  34  */
  35 /*! \internal \file
  36  *
  37  * \brief Implements the DeviceContext for SYCL builds.
  38  *
  39  * \author Erik Lindahl <erik.lindahl@gmail.com>
  40  *
  41  * \ingroup module_gpu_utils
  42  */
  43 #include "gmxpre.h"
  44
  45 #include <vector>
  46
  47 #include <CL/sycl.hpp>
  48
  49 #include "gromacs/gpu_utils/device_context.h"
  50
  51
  52 //! Constructor.
  53 DeviceContext::DeviceContext(const DeviceInformation& deviceInfo) : deviceInfo_(deviceInfo)
  54 {
  55     // This code is just a meaningless placeholder for now, but to actually test that
  56     // compilation with and without SYCL works, and that the correct flags are set, it's
  57     // important to have a file that actually contains SYCL code.
  58     std::vector<cl::sycl::platform> platforms = cl::sycl::platform::get_platforms();
  59     if (platforms.size() > 0)
  60     {
  61         for (const auto& platform : platforms)
  62         {
  63             printf("Found SYCL platform %s.\n",
  64                    platform.get_info<cl::sycl::info::platform::name>().c_str());
  65         }
  66     }
  67 }
  68
  69 //! Destructor
  70 DeviceContext::~DeviceContext() = default;