2 * This file is part of the GROMACS molecular simulation package.
4 * Copyright (c) 2018,2019,2020,2021, 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.
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.
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.
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.
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.
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.
35 #ifndef GMX_GPU_UTILS_GPUTRAITS_SYCL_H
36 #define GMX_GPU_UTILS_GPUTRAITS_SYCL_H
38 /*! \libinternal \file
39 * \brief Declares the SYCL type traits.
41 * \author Andrey Alekseenko <al42and@gmail.com>
44 * \ingroup module_gpu_utils
49 #include "gromacs/gpu_utils/gmxsycl.h"
50 #include "gromacs/math/vectypes.h"
52 using DeviceTexture = void*;
54 //! \brief Single GPU call timing event, not used with SYCL
55 using CommandEvent = void*;
57 //! Convenience alias.
58 using float4 = cl::sycl::float4;
60 //! Convenience alias. Not using cl::sycl::float3 due to alignment issues.
61 using float3 = gmx::RVec;
63 //! Convenience alias for cl::sycl::float2
64 using float2 = cl::sycl::float2;
67 * GPU kernels scheduling description. This is same in OpenCL/CUDA.
68 * Provides reasonable defaults, one typically only needs to set the GPU stream
69 * and non-1 work sizes.
71 struct KernelLaunchConfig
73 //! Work groups (CUDA blocks) counts
74 size_t gridSize[3] = { 1, 1, 1 };
75 //! Per work group (CUDA block) thread counts
76 size_t blockSize[3] = { 1, 1, 1 };
77 //! Shared memory size in bytes
78 size_t sharedMemorySize = 0;
81 /*! \brief Sets whether device code can use arrays that are embedded in structs.
82 * \todo Probably can, must check
84 #define c_canEmbedBuffers false