spmd_allglob_isum9.F File Reference

#include "implicit_f.inc"
#include "spmd.inc"

Go to the source code of this file.

Functions/Subroutines
subroutine	spmd_allglob_isum9 (v, len)

Function/Subroutine Documentation

spmd_allglob_isum9()

subroutine spmd_allglob_isum9	(	integer, dimension(len)	v,
		integer	len )

Definition at line 45 of file spmd_allglob_isum9.F.

C gather table V of size LEN of type integer and broadcast on all processors
C-----------------------------------------------
C   I m p l i c i t   T y p e s
C-----------------------------------------------
        USE spmd_comm_world_mod, ONLY : spmd_comm_world
#include      "implicit_f.inc"
C-----------------------------------------------------------------
C   M e s s a g e   P a s s i n g
C-----------------------------------------------
#include "spmd.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER LEN, V(LEN)
C-----------------------------------------------
C   L o c a l  V a r i a b l e s
C-----------------------------------------------
#ifdef MPI
      INTEGER I,IERROR,
     .        VTMP(LEN)
C-----------------------------------------------
C   S o u r c e  L i n e s
C-----------------------------------------------
      IF (len > 0) THEN
        CALL mpi_allreduce(v,vtmp,len,
     .                  mpi_integer,mpi_sum,
     .                  spmd_comm_world,ierror)
        DO i=1,len
          v(i) = vtmp(i)
        END DO
      ENDIF
C
#endif
      RETURN