spmd_gatheritab.F File Reference

#include "implicit_f.inc"
#include "spmd.inc"
#include "com01_c.inc"
#include "com04_c.inc"
#include "task_c.inc"
#include "spmd_c.inc"

Go to the source code of this file.

Functions/Subroutines
subroutine	spmd_gatheritab (v, weight, nodglob, num)

Function/Subroutine Documentation

spmd_gatheritab()

subroutine spmd_gatheritab	(	integer, dimension(*)	v,
		integer, dimension(*)	weight,
		integer, dimension(*)	nodglob,
		integer	num )

Definition at line 32 of file spmd_gatheritab.F.

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"
#include "spmd.inc"
C-----------------------------------------------
C   C o m m o n   B l o c k s
C-----------------------------------------------
#include      "com01_c.inc"
#include      "com04_c.inc"
#include      "task_c.inc"
#include      "spmd_c.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
       integer
     .   v(*)
       INTEGER WEIGHT(*),NODGLOB(*),NUM,SRECBUF
C-----------------------------------------------
C   L O C A L   V A R I A B L E S
C-----------------------------------------------
#ifdef MPI
      INTEGER STATUS(MPI_STATUS_SIZE),IERROR,MSGOFF
      INTEGER SIZ,MSGTYP,I,K,NG,NREC,MSGOFF2
 
      INTEGER, DIMENSION(:,:) , ALLOCATABLE :: BUFSR 
      INTEGER, DIMENSION(:) , ALLOCATABLE :: XGLOB
C-----------------------------------------------
      DATA msgoff/7018/
      DATA msgoff2/7019/
 
 
C-----------------------------------------------
       ALLOCATE(bufsr(2,numnodm))
       ALLOCATE(xglob(num))
C-----------------------------------------------
       IF (ispmd/=0) THEN
 
         siz = 0
         DO i=1,numnod
           IF (weight(i)==1) THEN
             siz = siz + 1
             bufsr(1,siz) = nodglob(i)
             bufsr(2,siz) = v(i) 
           END IF
         END DO
 
 
         msgtyp = msgoff 
         CALL mpi_send(bufsr,2*siz,mpi_integer,it_spmd(1),msgtyp,
     .     spmd_comm_world,ierror)
 
       ELSE
          DO i=1,numnod
            IF (weight(i)==1) THEN
              ng = nodglob(i)
              xglob(ng) = v(i)
            ENDIF
          ENDDO
 
          DO i=2,nspmd
 
C   Reception du buffer entier des adresses NODGLOB
            msgtyp = msgoff
 
            CALL mpi_probe(it_spmd(i),msgtyp,
     .                    spmd_comm_world,status,ierror)
              CALL mpi_get_count(status,mpi_integer,siz,ierror)
 
            CALL mpi_recv(bufsr,siz,mpi_integer,it_spmd(i),msgtyp,
     .                  spmd_comm_world,status,ierror)
         
            nrec = siz/2
 
            DO k = 1, nrec
              ng = bufsr(1,k)
              xglob(ng) = bufsr(2,k)
            ENDDO
          ENDDO
          CALL write_i_c(xglob,numnodg)
 
       ENDIF
       DEALLOCATE(bufsr)
       DEALLOCATE(xglob)
 
#endif
       RETURN