root/ompi/mpi/fortran/mpif-h/alltoallw_f.c

DEFINITIONS

1. ompi_alltoallw_f

   1 /*
   2  * Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
   3  *                         University Research and Technology
   4  *                         Corporation.  All rights reserved.
   5  * Copyright (c) 2004-2005 The University of Tennessee and The University
   6  *                         of Tennessee Research Foundation.  All rights
   7  *                         reserved.
   8  * Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
   9  *                         University of Stuttgart.  All rights reserved.
  10  * Copyright (c) 2004-2005 The Regents of the University of California.
  11  *                         All rights reserved.
  12  * Copyright (c) 2011-2012 Cisco Systems, Inc.  All rights reserved.
  13  * Copyright (c) 2015      Research Organization for Information Science
  14  *                         and Technology (RIST). All rights reserved.
  15  * $COPYRIGHT$
  16  *
  17  * Additional copyrights may follow
  18  *
  19  * $HEADER$
  20  */
  21 
  22 #include "ompi_config.h"
  23 
  24 #include "ompi/mpi/fortran/mpif-h/bindings.h"
  25 #include "ompi/mpi/fortran/base/constants.h"
  26 
  27 #if OMPI_BUILD_MPI_PROFILING
  28 #if OPAL_HAVE_WEAK_SYMBOLS
  29 #pragma weak PMPI_ALLTOALLW = ompi_alltoallw_f
  30 #pragma weak pmpi_alltoallw = ompi_alltoallw_f
  31 #pragma weak pmpi_alltoallw_ = ompi_alltoallw_f
  32 #pragma weak pmpi_alltoallw__ = ompi_alltoallw_f
  33 
  34 #pragma weak PMPI_Alltoallw_f = ompi_alltoallw_f
  35 #pragma weak PMPI_Alltoallw_f08 = ompi_alltoallw_f
  36 #else
  37 OMPI_GENERATE_F77_BINDINGS (PMPI_ALLTOALLW,
  38                            pmpi_alltoallw,
  39                            pmpi_alltoallw_,
  40                            pmpi_alltoallw__,
  41                            pompi_alltoallw_f,
  42                            (char *sendbuf, MPI_Fint *sendcounts, MPI_Fint *sdispls, MPI_Fint *sendtypes, char *recvbuf, MPI_Fint *recvcounts, MPI_Fint *rdispls, MPI_Fint *recvtypes, MPI_Fint *comm, MPI_Fint *ierr),
  43                            (sendbuf, sendcounts, sdispls, sendtypes, recvbuf, recvcounts, rdispls, recvtypes, comm, ierr) )
  44 #endif
  45 #endif
  46 
  47 #if OPAL_HAVE_WEAK_SYMBOLS
  48 #pragma weak MPI_ALLTOALLW = ompi_alltoallw_f
  49 #pragma weak mpi_alltoallw = ompi_alltoallw_f
  50 #pragma weak mpi_alltoallw_ = ompi_alltoallw_f
  51 #pragma weak mpi_alltoallw__ = ompi_alltoallw_f
  52 
  53 #pragma weak MPI_Alltoallw_f = ompi_alltoallw_f
  54 #pragma weak MPI_Alltoallw_f08 = ompi_alltoallw_f
  55 #else
  56 #if ! OMPI_BUILD_MPI_PROFILING
  57 OMPI_GENERATE_F77_BINDINGS (MPI_ALLTOALLW,
  58                            mpi_alltoallw,
  59                            mpi_alltoallw_,
  60                            mpi_alltoallw__,
  61                            ompi_alltoallw_f,
  62                            (char *sendbuf, MPI_Fint *sendcounts, MPI_Fint *sdispls, MPI_Fint *sendtypes, char *recvbuf, MPI_Fint *recvcounts, MPI_Fint *rdispls, MPI_Fint *recvtypes, MPI_Fint *comm, MPI_Fint *ierr),
  63                            (sendbuf, sendcounts, sdispls, sendtypes, recvbuf, recvcounts, rdispls, recvtypes, comm, ierr) )
  64 #else
  65 #define ompi_alltoallw_f pompi_alltoallw_f
  66 #endif
  67 #endif
  68 
  69 
  70 void ompi_alltoallw_f(char *sendbuf, MPI_Fint *sendcounts,
  71                      MPI_Fint *sdispls, MPI_Fint *sendtypes,
  72                      char *recvbuf, MPI_Fint *recvcounts,
  73                      MPI_Fint *rdispls, MPI_Fint *recvtypes,
  74                      MPI_Fint *comm, MPI_Fint *ierr)
  75 {
  76     MPI_Comm c_comm;
  77     MPI_Datatype *c_sendtypes, *c_recvtypes;
  78     int size, c_ierr;
  79     OMPI_ARRAY_NAME_DECL(sendcounts);
  80     OMPI_ARRAY_NAME_DECL(sdispls);
  81     OMPI_ARRAY_NAME_DECL(recvcounts);
  82     OMPI_ARRAY_NAME_DECL(rdispls);
  83 
  84     c_comm = PMPI_Comm_f2c(*comm);
  85     PMPI_Comm_size(c_comm, &size);
  86 
  87     c_sendtypes = (MPI_Datatype *) malloc(size * sizeof(MPI_Datatype));
  88     c_recvtypes = (MPI_Datatype *) malloc(size * sizeof(MPI_Datatype));
  89 
  90     OMPI_ARRAY_FINT_2_INT(sendcounts, size);
  91     OMPI_ARRAY_FINT_2_INT(sdispls, size);
  92     OMPI_ARRAY_FINT_2_INT(recvcounts, size);
  93     OMPI_ARRAY_FINT_2_INT(rdispls, size);
  94 
  95     while (size > 0) {
  96         c_sendtypes[size - 1] = PMPI_Type_f2c(sendtypes[size - 1]);
  97         c_recvtypes[size - 1] = PMPI_Type_f2c(recvtypes[size - 1]);
  98         --size;
  99     }
 100 
 101     sendbuf = (char *) OMPI_F2C_IN_PLACE(sendbuf);
 102     sendbuf = (char *) OMPI_F2C_BOTTOM(sendbuf);
 103     recvbuf = (char *) OMPI_F2C_BOTTOM(recvbuf);
 104 
 105     c_ierr = PMPI_Alltoallw(sendbuf,
 106                            OMPI_ARRAY_NAME_CONVERT(sendcounts),
 107                            OMPI_ARRAY_NAME_CONVERT(sdispls),
 108                            c_sendtypes,
 109                            recvbuf,
 110                            OMPI_ARRAY_NAME_CONVERT(recvcounts),
 111                            OMPI_ARRAY_NAME_CONVERT(rdispls),
 112                            c_recvtypes, c_comm);
 113     if (NULL != ierr) *ierr = OMPI_INT_2_FINT(c_ierr);
 114 
 115     OMPI_ARRAY_FINT_2_INT_CLEANUP(sendcounts);
 116     OMPI_ARRAY_FINT_2_INT_CLEANUP(sdispls);
 117     OMPI_ARRAY_FINT_2_INT_CLEANUP(recvcounts);
 118     OMPI_ARRAY_FINT_2_INT_CLEANUP(rdispls);
 119     free(c_sendtypes);
 120     free(c_recvtypes);
 121 }