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

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DEFINITIONS

This source file includes following definitions.
  1. ompi_cart_sub_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 (c) 2019 IBM Corporation. All rights reserved.
  16  * $COPYRIGHT$
  17  *
  18  * Additional copyrights may follow
  19  *
  20  * $HEADER$
  21  */
  22 
  23 #include "ompi_config.h"
  24 
  25 #include "ompi/mpi/fortran/mpif-h/bindings.h"
  26 
  27 #if OMPI_BUILD_MPI_PROFILING
  28 #if OPAL_HAVE_WEAK_SYMBOLS
  29 #pragma weak PMPI_CART_SUB = ompi_cart_sub_f
  30 #pragma weak pmpi_cart_sub = ompi_cart_sub_f
  31 #pragma weak pmpi_cart_sub_ = ompi_cart_sub_f
  32 #pragma weak pmpi_cart_sub__ = ompi_cart_sub_f
  33 
  34 #pragma weak PMPI_Cart_sub_f = ompi_cart_sub_f
  35 #pragma weak PMPI_Cart_sub_f08 = ompi_cart_sub_f
  36 #else
  37 OMPI_GENERATE_F77_BINDINGS (PMPI_CART_SUB,
  38                            pmpi_cart_sub,
  39                            pmpi_cart_sub_,
  40                            pmpi_cart_sub__,
  41                            pompi_cart_sub_f,
  42                            (MPI_Fint *comm, ompi_fortran_logical_t *remain_dims, MPI_Fint *new_comm, MPI_Fint *ierr),
  43                            (comm, remain_dims, new_comm, ierr) )
  44 #endif
  45 #endif
  46 
  47 #if OPAL_HAVE_WEAK_SYMBOLS
  48 #pragma weak MPI_CART_SUB = ompi_cart_sub_f
  49 #pragma weak mpi_cart_sub = ompi_cart_sub_f
  50 #pragma weak mpi_cart_sub_ = ompi_cart_sub_f
  51 #pragma weak mpi_cart_sub__ = ompi_cart_sub_f
  52 
  53 #pragma weak MPI_Cart_sub_f = ompi_cart_sub_f
  54 #pragma weak MPI_Cart_sub_f08 = ompi_cart_sub_f
  55 #else
  56 #if ! OMPI_BUILD_MPI_PROFILING
  57 OMPI_GENERATE_F77_BINDINGS (MPI_CART_SUB,
  58                            mpi_cart_sub,
  59                            mpi_cart_sub_,
  60                            mpi_cart_sub__,
  61                            ompi_cart_sub_f,
  62                            (MPI_Fint *comm, ompi_fortran_logical_t *remain_dims, MPI_Fint *new_comm, MPI_Fint *ierr),
  63                            (comm, remain_dims, new_comm, ierr) )
  64 #else
  65 #define ompi_cart_sub_f pompi_cart_sub_f
  66 #endif
  67 #endif
  68 
  69 
  70 void ompi_cart_sub_f(MPI_Fint *comm, ompi_fortran_logical_t *remain_dims,
  71                     MPI_Fint *new_comm, MPI_Fint *ierr)
  72 {
  73     int c_ierr;
  74     MPI_Comm c_comm, c_new_comm;
  75     /*
  76      * Just in the case, when sizeof(logical)!=sizeof(int) and
  77      * Fortran TRUE-value != 1, we have to convert -- then we need
  78      * to know the number of dimensions, for the size of remain_dims
  79      */
  80 #if OMPI_FORTRAN_MUST_CONVERT_LOGICAL_2_INT == 1
  81     int ndims;
  82 #endif
  83     OMPI_LOGICAL_ARRAY_NAME_DECL(remain_dims);
  84 
  85     c_comm = PMPI_Comm_f2c(*comm);
  86     c_new_comm = PMPI_Comm_f2c(*new_comm);
  87 
  88 #if OMPI_FORTRAN_MUST_CONVERT_LOGICAL_2_INT == 1
  89     *ierr = OMPI_INT_2_FINT(MPI_Cartdim_get(c_comm, &ndims));
  90     if (MPI_SUCCESS != OMPI_FINT_2_INT(*ierr)) {
  91         return;
  92     }
  93 #endif
  94     OMPI_ARRAY_LOGICAL_2_INT(remain_dims, ndims);
  95 
  96     c_ierr = PMPI_Cart_sub(c_comm,
  97                           OMPI_LOGICAL_ARRAY_NAME_CONVERT(remain_dims),
  98                           &c_new_comm);
  99     if (NULL != ierr) *ierr = OMPI_INT_2_FINT(c_ierr);
 100 
 101     if (MPI_SUCCESS == c_ierr) {
 102         *new_comm = PMPI_Comm_c2f(c_new_comm);
 103     }
 104 
 105     OMPI_ARRAY_LOGICAL_2_INT_CLEANUP(remain_dims); 
 106 }

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