root/ompi/mca/coll/demo/coll_demo_gather.c

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DEFINITIONS

This source file includes following definitions.
  1. mca_coll_demo_gather_intra
  2. mca_coll_demo_gather_inter

   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  * $COPYRIGHT$
  13  *
  14  * Additional copyrights may follow
  15  *
  16  * $HEADER$
  17  */
  18 
  19 #include "ompi_config.h"
  20 #include "opal/util/output.h"
  21 
  22 #include "mpi.h"
  23 #include "ompi/constants.h"
  24 #include "ompi/mca/coll/coll.h"
  25 #include "ompi/mca/coll/base/base.h"
  26 #include "coll_demo.h"
  27 
  28 /*
  29  *      gather_intra
  30  *
  31  *      Function:       - gather
  32  *      Accepts:        - same arguments as MPI_Gather()
  33  *      Returns:        - MPI_SUCCESS or error code
  34  */
  35 int mca_coll_demo_gather_intra(void *sbuf, int scount,
  36                                struct ompi_datatype_t *sdtype,
  37                                void *rbuf, int rcount,
  38                                struct ompi_datatype_t *rdtype,
  39                                int root, struct ompi_communicator_t *comm,
  40                                mca_coll_base_module_t *module)
  41 {
  42     mca_coll_demo_module_t *demo_module = (mca_coll_demo_module_t*) module;
  43     opal_output_verbose(10, ompi_coll_base_framework.framework_output, "In demo gather_intra");
  44     return demo_module->underlying.coll_gather(sbuf, scount, sdtype,
  45                                                rbuf, rcount, rdtype,
  46                                                root, comm,
  47                                                demo_module->underlying.coll_gather_module);
  48 }
  49 
  50 
  51 /*
  52  *      gather_inter
  53  *
  54  *      Function:       - demo gather operation
  55  *      Accepts:        - same arguments as MPI_Gather()
  56  *      Returns:        - MPI_SUCCESS or error code
  57  */
  58 int mca_coll_demo_gather_inter(void *sbuf, int scount,
  59                                struct ompi_datatype_t *sdtype,
  60                                void *rbuf, int rcount,
  61                                struct ompi_datatype_t *rdtype,
  62                                int root, struct ompi_communicator_t *comm,
  63                                mca_coll_base_module_t *module)
  64 {
  65     mca_coll_demo_module_t *demo_module = (mca_coll_demo_module_t*) module;
  66     opal_output_verbose(10, ompi_coll_base_framework.framework_output, "In demo gather_inter");
  67     return demo_module->underlying.coll_gather(sbuf, scount, sdtype,
  68                                                rbuf, rcount, rdtype,
  69                                                root, comm,
  70                                                demo_module->underlying.coll_gather_module);
  71 }

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