Functions | |
EXTERN void | epk_comm_init () |
Initialize communicator management. | |
EXTERN void | epk_comm_finalize () |
Cleanup communicator management. | |
EXTERN void | epk_group_to_bitvector (MPI_Group group) |
Create a bitvector resembling the ranks in an MPI group. | |
EXTERN void | epk_group_create (MPI_Group group) |
Create an internal handle for an MPI group. | |
EXTERN void | epk_group_free (MPI_Group group) |
clear internal handle for an MPI group | |
EXTERN elg_ui4 | epk_group_id (MPI_Group group) |
get internal ID for an MPI group | |
EXTERN int | epk_group_search (MPI_Group group) |
get index of an MPI group in the internal datastructures |
EXTERN void epk_group_create | ( | MPI_Group | group | ) |
Creates an internal datastructure to enable tracking of this MPI group handle.
group | MPI group handle |
EXTERN void epk_group_to_bitvector | ( | MPI_Group | group | ) |
Creates a bitvector where nth bit is set, if rank n is part of the group. The bitvector is stored in a static internal variable.
group | MPI group handle |
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