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gpu_extra.h
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Fri, Aug 23, 04:41

gpu_extra.h
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/* ----------------------------------------------------------------------
LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
http://lammps.sandia.gov, Sandia National Laboratories
Steve Plimpton, sjplimp@sandia.gov
Copyright (2003) Sandia Corporation. Under the terms of Contract
DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
certain rights in this software. This software is distributed under
the GNU General Public License.
See the README file in the top-level LAMMPS directory.
------------------------------------------------------------------------- */
/* ----------------------------------------------------------------------
Contributing author: Mike Brown (ORNL)
------------------------------------------------------------------------- */
#ifndef LMP_GPU_EXTRA_H
#define LMP_GPU_EXTRA_H
#include "error.h"
namespace GPU_EXTRA {
inline void check_flag(int error_flag, LAMMPS_NS::Error *error,
MPI_Comm &world) {
int all_success;
MPI_Allreduce(&error_flag, &all_success, 1, MPI_INT, MPI_MIN, world);
if (all_success != 0) {
if (all_success == -1)
error->all(FLERR,"Accelerated style in input script but no fix gpu");
else if (all_success == -2)
error->all(FLERR,
"Could not find/initialize a specified accelerator device");
else if (all_success == -3)
error->all(FLERR,"Insufficient memory on accelerator");
else if (all_success == -4)
error->all(FLERR,"GPU library not compiled for this accelerator");
else if (all_success == -5)
error->all(FLERR,
"Double precision is not supported on this accelerator");
else if (all_success == -6)
error->all(FLERR,"Unable to initialize accelerator for use");
else if (all_success == -7)
error->all(FLERR,
"Accelerator sharing is not currently supported on system");
else
error->all(FLERR,"Unknown error in GPU library");
}
}
}
#endif

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