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_IREDUCE_SCATTER = ompi_ireduce_scatter_f
30 #pragma weak pmpi_ireduce_scatter = ompi_ireduce_scatter_f
31 #pragma weak pmpi_ireduce_scatter_ = ompi_ireduce_scatter_f
32 #pragma weak pmpi_ireduce_scatter__ = ompi_ireduce_scatter_f
33
34 #pragma weak PMPI_Ireduce_scatter_f = ompi_ireduce_scatter_f
35 #pragma weak PMPI_Ireduce_scatter_f08 = ompi_ireduce_scatter_f
36 #else
37 OMPI_GENERATE_F77_BINDINGS (PMPI_IREDUCE_SCATTER,
38 pmpi_ireduce_scatter,
39 pmpi_ireduce_scatter_,
40 pmpi_ireduce_scatter__,
41 pompi_ireduce_scatter_f,
42 (char *sendbuf, char *recvbuf, MPI_Fint *recvcounts, MPI_Fint *datatype, MPI_Fint *op, MPI_Fint *comm, MPI_Fint *request, MPI_Fint *ierr),
43 (sendbuf, recvbuf, recvcounts, datatype, op, comm, request, ierr) )
44 #endif
45 #endif
46
47 #if OPAL_HAVE_WEAK_SYMBOLS
48 #pragma weak MPI_IREDUCE_SCATTER = ompi_ireduce_scatter_f
49 #pragma weak mpi_ireduce_scatter = ompi_ireduce_scatter_f
50 #pragma weak mpi_ireduce_scatter_ = ompi_ireduce_scatter_f
51 #pragma weak mpi_ireduce_scatter__ = ompi_ireduce_scatter_f
52
53 #pragma weak MPI_Ireduce_scatter_f = ompi_ireduce_scatter_f
54 #pragma weak MPI_Ireduce_scatter_f08 = ompi_ireduce_scatter_f
55 #else
56 #if ! OMPI_BUILD_MPI_PROFILING
57 OMPI_GENERATE_F77_BINDINGS (MPI_IREDUCE_SCATTER,
58 mpi_ireduce_scatter,
59 mpi_ireduce_scatter_,
60 mpi_ireduce_scatter__,
61 ompi_ireduce_scatter_f,
62 (char *sendbuf, char *recvbuf, MPI_Fint *recvcounts, MPI_Fint *datatype, MPI_Fint *op, MPI_Fint *comm, MPI_Fint *request, MPI_Fint *ierr),
63 (sendbuf, recvbuf, recvcounts, datatype, op, comm, request, ierr) )
64 #else
65 #define ompi_ireduce_scatter_f pompi_ireduce_scatter_f
66 #endif
67 #endif
68
69
ompi_ireduce_scatter_f(char * sendbuf,char * recvbuf,MPI_Fint * recvcounts,MPI_Fint * datatype,MPI_Fint * op,MPI_Fint * comm,MPI_Fint * request,MPI_Fint * ierr)70 void ompi_ireduce_scatter_f(char *sendbuf, char *recvbuf,
71 MPI_Fint *recvcounts, MPI_Fint *datatype,
72 MPI_Fint *op, MPI_Fint *comm, MPI_Fint *request,
73 MPI_Fint *ierr)
74 {
75 int c_ierr;
76 MPI_Comm c_comm;
77 MPI_Datatype c_type;
78 MPI_Request c_request;
79 MPI_Op c_op;
80 int size;
81 OMPI_ARRAY_NAME_DECL(recvcounts);
82
83 c_comm = PMPI_Comm_f2c(*comm);
84 c_type = PMPI_Type_f2c(*datatype);
85 c_op = PMPI_Op_f2c(*op);
86
87 PMPI_Comm_size(c_comm, &size);
88 OMPI_ARRAY_FINT_2_INT(recvcounts, size);
89
90 sendbuf = (char *) OMPI_F2C_IN_PLACE(sendbuf);
91 sendbuf = (char *) OMPI_F2C_BOTTOM(sendbuf);
92 recvbuf = (char *) OMPI_F2C_BOTTOM(recvbuf);
93
94 c_ierr = PMPI_Ireduce_scatter(sendbuf, recvbuf,
95 OMPI_ARRAY_NAME_CONVERT(recvcounts),
96 c_type, c_op, c_comm, &c_request);
97 if (NULL != ierr) *ierr = OMPI_INT_2_FINT(c_ierr);
98 if (MPI_SUCCESS == c_ierr) *request = PMPI_Request_c2f(c_request);
99 }
100