spmd_sync_mmxg.F File Reference

#include "implicit_f.inc"
#include "spmd.inc"
#include "com04_c.inc"
#include "param_c.inc"
#include "task_c.inc"

Go to the source code of this file.

Functions/Subroutines
subroutine	spmd_sync_mmxg (isendto, ircvfrom, newfront, xslv_l, xmsr_l, vslv_l, vmsr_l, intlist, nintc, tzinf, size_t, ipari, delta_pmax_gap, maxdgap)

Function/Subroutine Documentation

spmd_sync_mmxg()

subroutine spmd_sync_mmxg	(	integer, dimension(ninter+1,*)	isendto,
		integer, dimension(ninter+1,*)	ircvfrom,
		integer, dimension(*)	newfront,
			xslv_l,
			xmsr_l,
			vslv_l,
			vmsr_l,
		integer, dimension(*)	intlist,
		integer	nintc,
			tzinf,
			size_t,
		integer, dimension(npari,*)	ipari,
			delta_pmax_gap,
			maxdgap )

Definition at line 28 of file spmd_sync_mmxg.F.

C-----------------------------------------------
C   I m p l i c i t   T y p e s
C-----------------------------------------------
#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      "com04_c.inc"
#include      "param_c.inc"
#include      "task_c.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER ISENDTO(NINTER+1,*) ,IRCVFROM(NINTER+1,*),
     .        NEWFRONT(*), NINTC, INTLIST(*), IPARI(NPARI,*)
      my_real
     .        xslv_l(18,*), xmsr_l(12,*), vslv_l(6,*),
     .        vmsr_l(6,*), tzinf(*), size_t(*),delta_pmax_gap(*),
     .        maxdgap(ninter)
C-----------------------------------------------
C   L o c a l  V a r i a b l e s
C-----------------------------------------------
#ifdef MPI
      INTEGER LOC_PROC,IERROR,I_LEN,myop,
     .        KK, L, J, NIN, REQ,
     .        STATUS(MPI_STATUS_SIZE),type_reduc
      parameter(i_len = 46)
      my_real
     .        sbuf(nintc*i_len), rbuf(nintc*i_len)
      INTEGER REDUCE_MMX
      EXTERNAL reduce_mmx
C-----------------------------------------------
C   S o u r c e  L i n e s
C-----------------------------------------------
C
      loc_proc = ispmd+1
      IF(ircvfrom(ninter+1,loc_proc)>0.OR.
     +   isendto(ninter+1,loc_proc)>0) THEN
 
!      need to define I_LEN contiguous blocks to avoid that intel mpi splits
!      the buffers
       call mpi_type_contiguous(i_len,real,type_reduc,ierror)
!      need to validate the Type_contiguous
       call mpi_type_commit(type_reduc,ierror)
 
       call mpi_op_create(reduce_mmx, .true., myop, ierror)
 
C Pack original data      
       l = 0
       DO kk=1,nintc
        nin = intlist(kk)
C X MIN/MAX
        DO j=1,18
          sbuf(l+j) = xslv_l(j,nin)
        END DO
        l = l + 18
C
        DO j=1,12
          sbuf(l+j) = xmsr_l(j,nin)
        END DO
        l = l + 12
C V MIN/MAX
        DO j=1,6
          sbuf(l+j) = vslv_l(j,nin)
        END DO
        l = l + 6
C
        DO j=1,6
          sbuf(l+j) = vmsr_l(j,nin)
        END DO
        l = l + 6
        IF(ipari(7,nin)/=17)THEN
C NEWFRONT
          sbuf(l+1) = newfront(nin)
        ELSE     ! interface 17 avec courbure
C SIZE
          sbuf(l+1) = size_t(nin)
        END IF
        l = l + 1
C TZINF
        sbuf(l+1) = tzinf(kk)
        l = l + 1
C DELTA_PMAX_GAP
        sbuf(l+1) = delta_pmax_gap(nin)
        l = l + 1
C T25 main gap changes with thickness change
        sbuf(l+1) = maxdgap(nin)
        l = l + 1
       END DO
C
!     -+-+-+-+-+-+-+-+-+-
!     OLD FORMULATION : bug with intel MPI 
!      call MPI_AllReduce(SBUF, RBUF, NINTC*I_LEN, real, myop,
!     &                   comm_cont, ierror)
!     -+-+-+-+-+-+-+-+-+-
 
!     NEW FORMULATION
      call mpi_allreduce(sbuf, rbuf, nintc, type_reduc, myop,
     &                   comm_cont, ierror)
 
 
cc       call MPI_IAllReduce(SBUF, RBUF, NINTC*I_LEN, real, myop,
cc     &                     COMM_CONT, REQ, IERROR)
cc       call MPI_WAIT(req,status,ierror)   
C Unpack results
 
       l = 0
       DO kk=1,nintc
         nin = intlist(kk)
         IF(ircvfrom(nin,loc_proc)/=0.OR.
     +        isendto(nin,loc_proc)/=0)THEN
           DO j=1,18
            xslv_l(j,nin) = rbuf(l+j)
           END DO
           l = l + 18
           DO j=1,12
            xmsr_l(j,nin) = rbuf(l+j)
           END DO
           l = l + 12
           DO j=1,6
            vslv_l(j,nin) = rbuf(l+j)
           END DO
           l = l + 6
           DO j=1,6
            vmsr_l(j,nin) = rbuf(l+j)
           END DO
           l = l + 6
           IF(ipari(7,nin)/=17)THEN
             newfront(nin) = nint(rbuf(l+1))
           ELSE     ! interface 17 avec courbure
             size_t(nin) = rbuf(l+1)
           END IF
           l = l + 1
           tzinf(kk) = rbuf(l+1)
           l = l + 1
           delta_pmax_gap(nin) = rbuf(l+1)
           l = l + 1
C T25 main gap changes with thickness change
           maxdgap(nin) = rbuf(l+1)
           l = l + 1
         ELSE
           l = l + 46
         END IF
       END DO
 
C      
       call mpi_type_free(type_reduc,ierror)
       call mpi_op_free(myop, ierror)
      END IF
 
 
#endif
      RETURN