Send one datum to another process
MPI mapping mpi_send
Type | Intent | Optional | Attributes | Name | ||
---|---|---|---|---|---|---|
integer(kind=int_4) | :: | msg |
Scalar to send |
|||
integer | :: | dest |
Destination process Transfer identifier Message passing environment identifier |
|||
integer | :: | tag |
Destination process Transfer identifier Message passing environment identifier |
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integer | :: | gid |
Destination process Transfer identifier Message passing environment identifier |
SUBROUTINE mp_send_i (msg, dest, tag, gid)
!! Send one datum to another process
!!
!! MPI mapping
!! mpi_send
INTEGER(KIND=int_4) :: msg
!! Scalar to send
INTEGER :: dest, tag, gid
!! Destination process
!! Transfer identifier
!! Message passing environment identifier
CHARACTER(LEN=*), PARAMETER :: routineN = 'mp_send_i'
INTEGER :: handle, ierr, msglen
ierr = 0
CALL timeset(routineN, handle)
msglen = 1
#if defined(__parallel)
CALL mpi_send(msg, msglen, MPI_INTEGER, dest, tag, gid, ierr)
IF (ierr /= 0) CALL mp_stop(ierr, "mpi_send @ "//routineN)
CALL add_perf(perf_id=13, msg_size=msglen*int_4_size)
#else
MARK_USED(msg)
MARK_USED(dest)
MARK_USED(tag)
MARK_USED(gid)
! only defined in parallel
DBCSR_ABORT("not in parallel mode")
#endif
CALL timestop(handle)
END SUBROUTINE mp_send_i