This source file includes following definitions.
- MPI_Ireduce_scatter_block
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25 #include "ompi_config.h"
26 #include <stdio.h>
27
28 #include "ompi/mpi/c/bindings.h"
29 #include "ompi/runtime/params.h"
30 #include "ompi/communicator/communicator.h"
31 #include "ompi/errhandler/errhandler.h"
32 #include "ompi/datatype/ompi_datatype.h"
33 #include "ompi/op/op.h"
34 #include "ompi/memchecker.h"
35 #include "ompi/runtime/ompi_spc.h"
36
37 #if OMPI_BUILD_MPI_PROFILING
38 #if OPAL_HAVE_WEAK_SYMBOLS
39 #pragma weak MPI_Ireduce_scatter_block = PMPI_Ireduce_scatter_block
40 #endif
41 #define MPI_Ireduce_scatter_block PMPI_Ireduce_scatter_block
42 #endif
43
44 static const char FUNC_NAME[] = "MPI_Ireduce_scatter_block";
45
46
47 int MPI_Ireduce_scatter_block(const void *sendbuf, void *recvbuf, int recvcount,
48 MPI_Datatype datatype, MPI_Op op,
49 MPI_Comm comm, MPI_Request *request)
50 {
51 int err;
52
53 SPC_RECORD(OMPI_SPC_IREDUCE_SCATTER_BLOCK, 1);
54
55 MEMCHECKER(
56 memchecker_comm(comm);
57 memchecker_datatype(datatype);
58
59
60 memchecker_call(&opal_memchecker_base_isaddressable, recvbuf,
61 recvcount, datatype);
62
63
64 if(MPI_IN_PLACE == sendbuf) {
65 memchecker_call(&opal_memchecker_base_isdefined, recvbuf, recvcount, datatype);
66 } else {
67 memchecker_call(&opal_memchecker_base_isdefined, sendbuf, recvcount, datatype);
68
69 }
70 );
71
72 if (MPI_PARAM_CHECK) {
73 char *msg;
74 err = MPI_SUCCESS;
75 OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
76 if (ompi_comm_invalid(comm)) {
77 return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM,
78 FUNC_NAME);
79 }
80
81
82
83
84 else if (MPI_OP_NULL == op || NULL == op) {
85 err = MPI_ERR_OP;
86 } else if (!ompi_op_is_valid(op, datatype, &msg, FUNC_NAME)) {
87 int ret = OMPI_ERRHANDLER_INVOKE(comm, MPI_ERR_OP, msg);
88 free(msg);
89 return ret;
90 } else if (MPI_IN_PLACE == recvbuf) {
91 err = MPI_ERR_ARG;
92 }
93 OMPI_ERRHANDLER_CHECK(err, comm, err, FUNC_NAME);
94
95 OMPI_CHECK_DATATYPE_FOR_SEND(err, datatype, recvcount);
96 OMPI_ERRHANDLER_CHECK(err, comm, err, FUNC_NAME);
97 }
98
99 OPAL_CR_ENTER_LIBRARY();
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103 OBJ_RETAIN(op);
104 err = comm->c_coll->coll_ireduce_scatter_block(sendbuf, recvbuf, recvcount,
105 datatype, op, comm, request,
106 comm->c_coll->coll_ireduce_scatter_block_module);
107 OBJ_RELEASE(op);
108 OMPI_ERRHANDLER_RETURN(err, comm, err, FUNC_NAME);
109 }