spmd_init_idel.F

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C
!||====================================================================
!||    spmd_init_idel        ../engine/source/mpi/interfaces/spmd_init_idel.F
!||--- called by ------------------------------------------------------
!||    chkload               ../engine/source/interfaces/chkload.F
!||    chkstfn3n             ../engine/source/interfaces/interf/chkstfn3.F
!||--- calls      -----------------------------------------------------
!||--- uses       -----------------------------------------------------
!||    spmd_comm_world_mod   ../engine/source/mpi/spmd_comm_world.F90
!||====================================================================
      SUBROUTINE spmd_init_idel(NINDEX,IRSIZE, IRECV,IAD_ELEM)
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   C o m m o n   B l o c k s
C-----------------------------------------------
#include      "task_c.inc"
#include      "com01_c.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER NINDEX, IRSIZE, IRECV(*)
      INTEGER, DIMENSION(2,NSPMD+1), INTENT(in) :: IAD_ELEM
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
#ifdef MPI
      INTEGER MSGOFF, MSGTYP, LOC_PROC,IERROR,I,
     .        REQ_S(NSPMD),STATUS(MPI_STATUS_SIZE)
      INTEGER :: SIZ
      DATA msgoff/106/
C-----------------------------------------------
      loc_proc = ispmd+1
      DO i = 1, nspmd
        siz = (iad_elem(1,i+1)-iad_elem(1,i))
        IF(i.NE.loc_proc.AND.siz>0) THEN
          msgtyp = msgoff
          CALL mpi_isend(
     c      nindex,1,mpi_integer,it_spmd(i),msgtyp,
     g      spmd_comm_world,req_s(i),ierror)
        ENDIF
      ENDDO
      irsize = 0
      DO i = 1, nspmd
        siz = (iad_elem(1,i+1)-iad_elem(1,i))
        IF(i.NE.loc_proc.AND.siz>0) THEN
          msgtyp = msgoff
          CALL mpi_recv(
     .     irecv(i),1,mpi_integer,it_spmd(i),msgtyp,
     .     spmd_comm_world,status,ierror)
          irsize = irsize + irecv(i)
        ELSE
          irecv(i) = 0
        ENDIF
      ENDDO
C
C Test reception envoi NINDEX
C
      DO i = 1, nspmd
        siz = (iad_elem(1,i+1)-iad_elem(1,i))
        IF(i.NE.loc_proc.AND.siz>0) THEN
          CALL mpi_wait(req_s(i),status,ierror)
        ENDIF
      ENDDO
C
#endif
      RETURN
      END