spmd_h3d_gather_i_node.F File Reference

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

Go to the source code of this file.

Functions/Subroutines
subroutine	spmd_h3d_gather_i_node (weight, v, len, vp0, lenp0)

Function/Subroutine Documentation

spmd_h3d_gather_i_node()

subroutine spmd_h3d_gather_i_node	(	integer, dimension(*)	weight,
		integer, dimension(len)	v,
		integer	len,
		integer, dimension(lenp0)	vp0,
		integer	lenp0 )

Definition at line 31 of file spmd_h3d_gather_i_node.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      "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 LEN,LENP0
       integer
     .   v(len),vp0(lenp0),weight(*)
 
C-----------------------------------------------
C   L O C A L   V A R I A B L E S
C-----------------------------------------------
       INTEGER IAD,J,LEN_TMP
#ifdef MPI
      INTEGER STATUS(MPI_STATUS_SIZE),IERROR,
     .        MSGTYP,I,SIZ,LENP(NSPMD),DISP(NSPMD),
     .        V_TMP(LEN)
 
        j = 0
        DO i=1,len
          IF(weight(i) == 1) THEN
            j = j + 1
            v_tmp(j) = v(i)
          ENDIF
        ENDDO
        len_tmp = j
         
        CALL mpi_gather(
     s    len_tmp       ,1     ,mpi_integer,
     r    lenp          ,1     ,mpi_integer,it_spmd(1),
     g    spmd_comm_world,ierror)
C
        iad=0
        IF(ispmd == 0)THEN
          DO i=1,nspmd
            disp(i) = iad
            iad = iad+lenp(i)
          END DO
        END IF
C
        CALL mpi_gatherv(
     s    v_tmp         ,len_tmp  ,mpi_integer,
     r    vp0           ,lenp     ,disp,mpi_integer,it_spmd(1),
     g    spmd_comm_world,ierror)
#endif
       RETURN