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37 * \brief May be used to implement Domdec CUDA interfaces for non-GPU builds.
39 * Currently, reports and exits if any of the interfaces are called.
40 * Needed to satisfy compiler on systems, where CUDA is not available.
42 * \author Alan Gray <alang@nvidia.com>
44 * \ingroup module_domdec
50 #include "gromacs/domdec/gpuhaloexchange.h"
51 #include "gromacs/utility/gmxassert.h"
58 /*!\brief Impl class stub. */
59 class GpuHaloExchange::Impl
63 /*!\brief Constructor stub. */
64 GpuHaloExchange::GpuHaloExchange(gmx_domdec_t* /* dd */,
65 MPI_Comm /* mpi_comm_mysim */,
66 const DeviceContext& /* deviceContext */,
67 const DeviceStream& /*streamLocal */,
68 const DeviceStream& /*streamNonLocal */,
70 gmx_wallcycle* /*wcycle*/) :
74 "A CPU stub for GPU Halo Exchange was called insted of the correct implementation.");
77 GpuHaloExchange::~GpuHaloExchange() = default;
79 /*!\brief init halo exhange stub. */
80 void GpuHaloExchange::reinitHalo(DeviceBuffer<RVec> /* d_coordinatesBuffer */,
81 DeviceBuffer<RVec> /* d_forcesBuffer */)
84 "A CPU stub for GPU Halo Exchange was called insted of the correct implementation.");
87 /*!\brief apply X halo exchange stub. */
88 void GpuHaloExchange::communicateHaloCoordinates(const matrix /* box */,
89 GpuEventSynchronizer* /*coordinatesOnDeviceEvent*/)
92 "A CPU stub for GPU Halo Exchange exchange was called insted of the correct "
96 /*!\brief apply F halo exchange stub. */
97 void GpuHaloExchange::communicateHaloForces(bool gmx_unused accumulateForces)
100 "A CPU stub for GPU Halo Exchange was called insted of the correct implementation.");
103 /*!\brief get forces ready on device event stub. */
104 GpuEventSynchronizer* GpuHaloExchange::getForcesReadyOnDeviceEvent()
107 "A CPU stub for GPU Halo Exchange was called insted of the correct implementation.");
113 #endif // !GMX_GPU_CUDA