85 строки
2.9 KiB
C
85 строки
2.9 KiB
C
/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
|
|
/*
|
|
* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
|
|
* University Research and Technology
|
|
* Corporation. All rights reserved.
|
|
* Copyright (c) 2004-2013 The University of Tennessee and The University
|
|
* of Tennessee Research Foundation. All rights
|
|
* reserved.
|
|
* Copyright (c) 2004-2008 High Performance Computing Center Stuttgart,
|
|
* University of Stuttgart. All rights reserved.
|
|
* Copyright (c) 2004-2005 The Regents of the University of California.
|
|
* All rights reserved.
|
|
* Copyright (c) 2007-2012 Cisco Systems, Inc. All rights reserved.
|
|
* Copyright (c) 2012-2013 Los Alamos National Security, LLC. All rights
|
|
* reserved.
|
|
* Copyright (c) 2012-2013 Inria. All rights reserved.
|
|
* $COPYRIGHT$
|
|
*
|
|
* Additional copyrights may follow
|
|
*
|
|
* $HEADER$
|
|
*/
|
|
#include "ompi_config.h"
|
|
#include <stdio.h>
|
|
|
|
#include "ompi/mpi/c/bindings.h"
|
|
#include "ompi/runtime/params.h"
|
|
#include "ompi/communicator/communicator.h"
|
|
#include "ompi/errhandler/errhandler.h"
|
|
#include "ompi/mca/topo/topo.h"
|
|
#include "ompi/memchecker.h"
|
|
|
|
#if OPAL_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
|
|
#pragma weak MPI_Graph_map = PMPI_Graph_map
|
|
#endif
|
|
|
|
#if OMPI_PROFILING_DEFINES
|
|
#include "ompi/mpi/c/profile/defines.h"
|
|
#endif
|
|
|
|
static const char FUNC_NAME[] = "MPI_Graph_map";
|
|
|
|
|
|
int MPI_Graph_map(MPI_Comm comm, int nnodes, const int indx[], const int edges[],
|
|
int *newrank)
|
|
{
|
|
int err = MPI_SUCCESS;
|
|
|
|
MEMCHECKER(
|
|
memchecker_comm(comm);
|
|
);
|
|
|
|
/* check the arguments */
|
|
if (MPI_PARAM_CHECK) {
|
|
OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
|
|
if (ompi_comm_invalid(comm)) {
|
|
return OMPI_ERRHANDLER_INVOKE (MPI_COMM_WORLD, MPI_ERR_COMM,
|
|
FUNC_NAME);
|
|
}
|
|
if (OMPI_COMM_IS_INTER(comm)) {
|
|
return OMPI_ERRHANDLER_INVOKE (comm, MPI_ERR_COMM,
|
|
FUNC_NAME);
|
|
}
|
|
if (1 > nnodes || NULL == indx || NULL == edges || NULL == newrank) {
|
|
return OMPI_ERRHANDLER_INVOKE (comm, MPI_ERR_ARG,
|
|
FUNC_NAME);
|
|
}
|
|
}
|
|
|
|
OPAL_CR_ENTER_LIBRARY();
|
|
|
|
if(!OMPI_COMM_IS_GRAPH(comm)) {
|
|
/* In case the communicator has no topo-module attached to
|
|
it, we just return the "default" value suggested by MPI:
|
|
newrank = rank */
|
|
*newrank = ompi_comm_rank(comm);
|
|
} else {
|
|
/* XXX -- CONST -- do not cast away const -- update mca/topo */
|
|
err = comm->c_topo->topo.graph.graph_map(comm, nnodes, (int *) indx, (int *) edges, newrank);
|
|
}
|
|
OPAL_CR_EXIT_LIBRARY();
|
|
|
|
OMPI_ERRHANDLER_RETURN(err, comm, err, FUNC_NAME);
|
|
}
|