ompi/mpi/c/irsend.c

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This source file includes following definitions.
MPI_Irsend
   1 /* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
   2 /*
   3  * Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
   4  *                         University Research and Technology
   5  *                         Corporation.  All rights reserved.
   6  * Copyright (c) 2004-2018 The University of Tennessee and The University
   7  *                         of Tennessee Research Foundation.  All rights
   8  *                         reserved.
   9  * Copyright (c) 2004-2008 High Performance Computing Center Stuttgart,
  10  *                         University of Stuttgart.  All rights reserved.
  11  * Copyright (c) 2004-2005 The Regents of the University of California.
  12  *                         All rights reserved.
  13  * Copyright (c) 2006      Cisco Systems, Inc.  All rights reserved.
  14  * Copyright (c) 2013      Los Alamos National Security, LLC.  All rights
  15  *                         reserved.
  16  * Copyright (c) 2015      Research Organization for Information Science
  17  *                         and Technology (RIST). All rights reserved.
  18  * $COPYRIGHT$
  19  *
  20  * Additional copyrights may follow
  21  *
  22  * $HEADER$
  23  */
  24 
  25 #include "ompi_config.h"
  26 
  27 #include "ompi/mpi/c/bindings.h"
  28 #include "ompi/runtime/params.h"
  29 #include "ompi/communicator/communicator.h"
  30 #include "ompi/errhandler/errhandler.h"
  31 #include "ompi/mca/pml/pml.h"
  32 #include "ompi/request/request.h"
  33 #include "ompi/memchecker.h"
  34 #include "ompi/runtime/ompi_spc.h"
  35 
  36 #if OMPI_BUILD_MPI_PROFILING
  37 #if OPAL_HAVE_WEAK_SYMBOLS
  38 #pragma weak MPI_Irsend = PMPI_Irsend
  39 #endif
  40 #define MPI_Irsend PMPI_Irsend
  41 #endif
  42 
  43 static const char FUNC_NAME[] = "MPI_Irsend";
  44 
  45 
  46 int MPI_Irsend(const void *buf, int count, MPI_Datatype type, int dest,
  47                int tag, MPI_Comm comm, MPI_Request *request)
  48 {
  49     int rc;
  50 
  51     SPC_RECORD(OMPI_SPC_IRSEND, 1);
  52 
  53     MEMCHECKER(
  54         memchecker_datatype(type);
  55         memchecker_call(&opal_memchecker_base_isdefined, buf, count, type);
  56         memchecker_comm(comm);
  57     );
  58 
  59     if ( MPI_PARAM_CHECK ) {
  60         rc = MPI_SUCCESS;
  61         OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
  62         if (ompi_comm_invalid(comm)) {
  63             return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM, FUNC_NAME);
  64         } else if (count < 0) {
  65             rc = MPI_ERR_COUNT;
  66         } else if (tag < 0 || tag > mca_pml.pml_max_tag) {
  67             rc = MPI_ERR_TAG;
  68         } else if (ompi_comm_peer_invalid(comm, dest) &&
  69                    (MPI_PROC_NULL != dest)) {
  70             rc = MPI_ERR_RANK;
  71         } else if (request == NULL) {
  72             rc = MPI_ERR_REQUEST;
  73         } else {
  74             OMPI_CHECK_DATATYPE_FOR_SEND(rc, type, count);
  75             OMPI_CHECK_USER_BUFFER(rc, buf, type, count);
  76         }
  77         OMPI_ERRHANDLER_CHECK(rc, comm, rc, FUNC_NAME);
  78     }
  79 
  80     if (MPI_PROC_NULL == dest) {
  81         *request = &ompi_request_empty;
  82         return MPI_SUCCESS;
  83     }
  84 
  85     OPAL_CR_ENTER_LIBRARY();
  86 
  87     MEMCHECKER (
  88         memchecker_call(&opal_memchecker_base_mem_noaccess, buf, count, type);
  89     );
  90     rc = MCA_PML_CALL(isend(buf,count,type,dest,tag,
  91                             MCA_PML_BASE_SEND_READY,comm,request));
  92     OMPI_ERRHANDLER_RETURN(rc, comm, rc, FUNC_NAME);
  93 }
  94 
  95
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root/ompi/mpi/c/irsend.c

DEFINITIONS
