spmd_exsum_fb6.F

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C
!||====================================================================
!||    spmd_exsum_fb6        ../engine/source/mpi/generic/spmd_exsum_fb6.F
!||--- called by ------------------------------------------------------
!||    resol                 ../engine/source/engine/resol.F
!||--- calls      -----------------------------------------------------
!||--- uses       -----------------------------------------------------
!||    spmd_comm_world_mod   ../engine/source/mpi/spmd_comm_world.F90
!||====================================================================
      SUBROUTINE spmd_exsum_fb6(DIM6,DIM_EXCH,FB6)
C     sommation + distribution de fb6 via MPI_AllReduce
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 DIM6,DIM_EXCH
      double precision
     .        fb6(dim6,6,dim_exch)
C-----------------------------------------------
C   L o c a l  V a r i a b l e s
C-----------------------------------------------
#ifdef MPI
      INTEGER I,J,DIM
      INTEGER IERROR
      double precision
     .        buf6(dim6,6,dim_exch)
C-----------------------------------------------
C   S o u r c e  L i n e s
C-----------------------------------------------
      buf6(1:dim6,1:6,1:dim_exch)=fb6(1:dim6,1:6,1:dim_exch)
      dim=dim6*6*dim_exch
C
      CALL mpi_allreduce(buf6,fb6,dim,mpi_double_precision,   
     .                   mpi_sum,spmd_comm_world,ierror)
C
#endif
      RETURN
      END