1 /* Copyright (c) 2007, 2008, 2009, 2010. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
8 #include "smpi_mpi_dt_private.h"
10 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_pmpi, smpi,
11 "Logging specific to SMPI (pmpi)");
14 //this function need to be here because of the calls to smpi_bench
15 void TRACE_smpi_set_category(const char *category)
17 //need to end bench otherwise categories for execution tasks are wrong
19 TRACE_internal_smpi_set_category (category);
20 //begin bench after changing process's category
25 /* PMPI User level calls */
27 int PMPI_Init(int *argc, char ***argv)
29 smpi_process_init(argc, argv);
31 int rank = smpi_process_index();
32 TRACE_smpi_init(rank);
34 TRACE_smpi_computing_init(rank);
40 int PMPI_Finalize(void)
42 smpi_process_finalize();
45 int rank = smpi_process_index();
46 TRACE_smpi_computing_out(rank);
47 TRACE_smpi_finalize(smpi_process_index());
49 smpi_process_destroy();
53 int PMPI_Init_thread(int *argc, char ***argv, int required, int *provided)
55 if (provided != NULL) {
56 *provided = MPI_THREAD_MULTIPLE;
58 return MPI_Init(argc, argv);
61 int PMPI_Query_thread(int *provided)
66 if (provided == NULL) {
69 *provided = MPI_THREAD_MULTIPLE;
76 int PMPI_Is_thread_main(int *flag)
84 *flag = smpi_process_index() == 0;
91 int PMPI_Abort(MPI_Comm comm, int errorcode)
94 smpi_process_destroy();
96 int rank = smpi_process_index();
97 TRACE_smpi_computing_out(rank);
99 // FIXME: should kill all processes in comm instead
100 simcall_process_kill(SIMIX_process_self());
104 double PMPI_Wtime(void)
109 time = SIMIX_get_clock();
113 extern double sg_maxmin_precision;
114 double PMPI_Wtick(void)
116 return sg_maxmin_precision;
119 int PMPI_Address(void *location, MPI_Aint * address)
125 retval = MPI_ERR_ARG;
127 *address = (MPI_Aint) location;
128 retval = MPI_SUCCESS;
134 int PMPI_Type_free(MPI_Datatype * datatype)
140 retval = MPI_ERR_ARG;
142 smpi_datatype_free(datatype);
143 retval = MPI_SUCCESS;
149 int PMPI_Type_size(MPI_Datatype datatype, int *size)
154 if (datatype == MPI_DATATYPE_NULL) {
155 retval = MPI_ERR_TYPE;
156 } else if (size == NULL) {
157 retval = MPI_ERR_ARG;
159 *size = (int) smpi_datatype_size(datatype);
160 retval = MPI_SUCCESS;
166 int PMPI_Type_get_extent(MPI_Datatype datatype, MPI_Aint * lb, MPI_Aint * extent)
171 if (datatype == MPI_DATATYPE_NULL) {
172 retval = MPI_ERR_TYPE;
173 } else if (lb == NULL || extent == NULL) {
174 retval = MPI_ERR_ARG;
176 retval = smpi_datatype_extent(datatype, lb, extent);
182 int PMPI_Type_extent(MPI_Datatype datatype, MPI_Aint * extent)
188 if (datatype == MPI_DATATYPE_NULL) {
189 retval = MPI_ERR_TYPE;
190 } else if (extent == NULL) {
191 retval = MPI_ERR_ARG;
193 retval = smpi_datatype_extent(datatype, &dummy, extent);
199 int PMPI_Type_lb(MPI_Datatype datatype, MPI_Aint * disp)
204 if (datatype == MPI_DATATYPE_NULL) {
205 retval = MPI_ERR_TYPE;
206 } else if (disp == NULL) {
207 retval = MPI_ERR_ARG;
209 *disp = smpi_datatype_lb(datatype);
210 retval = MPI_SUCCESS;
216 int PMPI_Type_ub(MPI_Datatype datatype, MPI_Aint * disp)
221 if (datatype == MPI_DATATYPE_NULL) {
222 retval = MPI_ERR_TYPE;
223 } else if (disp == NULL) {
224 retval = MPI_ERR_ARG;
226 *disp = smpi_datatype_ub(datatype);
227 retval = MPI_SUCCESS;
233 int PMPI_Op_create(MPI_User_function * function, int commute, MPI_Op * op)
238 if (function == NULL || op == NULL) {
239 retval = MPI_ERR_ARG;
241 *op = smpi_op_new(function, commute);
242 retval = MPI_SUCCESS;
248 int PMPI_Op_free(MPI_Op * op)
254 retval = MPI_ERR_ARG;
255 } else if (*op == MPI_OP_NULL) {
258 smpi_op_destroy(*op);
260 retval = MPI_SUCCESS;
266 int PMPI_Group_free(MPI_Group * group)
272 retval = MPI_ERR_ARG;
274 smpi_group_destroy(*group);
275 *group = MPI_GROUP_NULL;
276 retval = MPI_SUCCESS;
282 int PMPI_Group_size(MPI_Group group, int *size)
287 if (group == MPI_GROUP_NULL) {
288 retval = MPI_ERR_GROUP;
289 } else if (size == NULL) {
290 retval = MPI_ERR_ARG;
292 *size = smpi_group_size(group);
293 retval = MPI_SUCCESS;
299 int PMPI_Group_rank(MPI_Group group, int *rank)
304 if (group == MPI_GROUP_NULL) {
305 retval = MPI_ERR_GROUP;
306 } else if (rank == NULL) {
307 retval = MPI_ERR_ARG;
309 *rank = smpi_group_rank(group, smpi_process_index());
310 retval = MPI_SUCCESS;
316 int PMPI_Group_translate_ranks(MPI_Group group1, int n, int *ranks1,
317 MPI_Group group2, int *ranks2)
319 int retval, i, index;
322 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
323 retval = MPI_ERR_GROUP;
325 for (i = 0; i < n; i++) {
326 index = smpi_group_index(group1, ranks1[i]);
327 ranks2[i] = smpi_group_rank(group2, index);
329 retval = MPI_SUCCESS;
335 int PMPI_Group_compare(MPI_Group group1, MPI_Group group2, int *result)
340 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
341 retval = MPI_ERR_GROUP;
342 } else if (result == NULL) {
343 retval = MPI_ERR_ARG;
345 *result = smpi_group_compare(group1, group2);
346 retval = MPI_SUCCESS;
352 int PMPI_Group_union(MPI_Group group1, MPI_Group group2,
353 MPI_Group * newgroup)
355 int retval, i, proc1, proc2, size, size2;
358 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
359 retval = MPI_ERR_GROUP;
360 } else if (newgroup == NULL) {
361 retval = MPI_ERR_ARG;
363 size = smpi_group_size(group1);
364 size2 = smpi_group_size(group2);
365 for (i = 0; i < size2; i++) {
366 proc2 = smpi_group_index(group2, i);
367 proc1 = smpi_group_rank(group1, proc2);
368 if (proc1 == MPI_UNDEFINED) {
373 *newgroup = MPI_GROUP_EMPTY;
375 *newgroup = smpi_group_new(size);
376 size2 = smpi_group_size(group1);
377 for (i = 0; i < size2; i++) {
378 proc1 = smpi_group_index(group1, i);
379 smpi_group_set_mapping(*newgroup, proc1, i);
381 for (i = size2; i < size; i++) {
382 proc2 = smpi_group_index(group2, i - size2);
383 smpi_group_set_mapping(*newgroup, proc2, i);
386 smpi_group_use(*newgroup);
387 retval = MPI_SUCCESS;
393 int PMPI_Group_intersection(MPI_Group group1, MPI_Group group2,
394 MPI_Group * newgroup)
396 int retval, i, proc1, proc2, size, size2;
399 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
400 retval = MPI_ERR_GROUP;
401 } else if (newgroup == NULL) {
402 retval = MPI_ERR_ARG;
404 size = smpi_group_size(group1);
405 size2 = smpi_group_size(group2);
406 for (i = 0; i < size2; i++) {
407 proc2 = smpi_group_index(group2, i);
408 proc1 = smpi_group_rank(group1, proc2);
409 if (proc1 == MPI_UNDEFINED) {
414 *newgroup = MPI_GROUP_EMPTY;
416 *newgroup = smpi_group_new(size);
417 size2 = smpi_group_size(group1);
418 for (i = 0; i < size2; i++) {
419 proc1 = smpi_group_index(group1, i);
420 proc2 = smpi_group_rank(group2, proc1);
421 if (proc2 != MPI_UNDEFINED) {
422 smpi_group_set_mapping(*newgroup, proc1, i);
426 smpi_group_use(*newgroup);
427 retval = MPI_SUCCESS;
433 int PMPI_Group_difference(MPI_Group group1, MPI_Group group2, MPI_Group * newgroup)
435 int retval, i, proc1, proc2, size, size2;
438 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
439 retval = MPI_ERR_GROUP;
440 } else if (newgroup == NULL) {
441 retval = MPI_ERR_ARG;
443 size = size2 = smpi_group_size(group1);
444 for (i = 0; i < size2; i++) {
445 proc1 = smpi_group_index(group1, i);
446 proc2 = smpi_group_rank(group2, proc1);
447 if (proc2 != MPI_UNDEFINED) {
452 *newgroup = MPI_GROUP_EMPTY;
454 *newgroup = smpi_group_new(size);
455 for (i = 0; i < size2; i++) {
456 proc1 = smpi_group_index(group1, i);
457 proc2 = smpi_group_rank(group2, proc1);
458 if (proc2 == MPI_UNDEFINED) {
459 smpi_group_set_mapping(*newgroup, proc1, i);
463 smpi_group_use(*newgroup);
464 retval = MPI_SUCCESS;
470 int PMPI_Group_incl(MPI_Group group, int n, int *ranks, MPI_Group * newgroup)
472 int retval, i, index;
475 if (group == MPI_GROUP_NULL) {
476 retval = MPI_ERR_GROUP;
477 } else if (newgroup == NULL) {
478 retval = MPI_ERR_ARG;
481 *newgroup = MPI_GROUP_EMPTY;
482 } else if (n == smpi_group_size(group)) {
485 *newgroup = smpi_group_new(n);
486 for (i = 0; i < n; i++) {
487 index = smpi_group_index(group, ranks[i]);
488 smpi_group_set_mapping(*newgroup, index, i);
491 smpi_group_use(*newgroup);
492 retval = MPI_SUCCESS;
498 int PMPI_Group_excl(MPI_Group group, int n, int *ranks, MPI_Group * newgroup)
500 int retval, i, size, rank, index;
503 if (group == MPI_GROUP_NULL) {
504 retval = MPI_ERR_GROUP;
505 } else if (newgroup == NULL) {
506 retval = MPI_ERR_ARG;
510 } else if (n == smpi_group_size(group)) {
511 *newgroup = MPI_GROUP_EMPTY;
513 size = smpi_group_size(group) - n;
514 *newgroup = smpi_group_new(size);
516 while (rank < size) {
517 for (i = 0; i < n; i++) {
518 if (ranks[i] == rank) {
523 index = smpi_group_index(group, rank);
524 smpi_group_set_mapping(*newgroup, index, rank);
529 smpi_group_use(*newgroup);
530 retval = MPI_SUCCESS;
536 int PMPI_Group_range_incl(MPI_Group group, int n, int ranges[][3],
537 MPI_Group * newgroup)
539 int retval, i, j, rank, size, index;
542 if (group == MPI_GROUP_NULL) {
543 retval = MPI_ERR_GROUP;
544 } else if (newgroup == NULL) {
545 retval = MPI_ERR_ARG;
548 *newgroup = MPI_GROUP_EMPTY;
551 for (i = 0; i < n; i++) {
552 for (rank = ranges[i][0]; /* First */
553 rank >= 0 && rank <= ranges[i][1]; /* Last */
554 rank += ranges[i][2] /* Stride */ ) {
558 if (size == smpi_group_size(group)) {
561 *newgroup = smpi_group_new(size);
563 for (i = 0; i < n; i++) {
564 for (rank = ranges[i][0]; /* First */
565 rank >= 0 && rank <= ranges[i][1]; /* Last */
566 rank += ranges[i][2] /* Stride */ ) {
567 index = smpi_group_index(group, rank);
568 smpi_group_set_mapping(*newgroup, index, j);
574 smpi_group_use(*newgroup);
575 retval = MPI_SUCCESS;
581 int PMPI_Group_range_excl(MPI_Group group, int n, int ranges[][3],
582 MPI_Group * newgroup)
584 int retval, i, newrank, rank, size, index, add;
587 if (group == MPI_GROUP_NULL) {
588 retval = MPI_ERR_GROUP;
589 } else if (newgroup == NULL) {
590 retval = MPI_ERR_ARG;
595 size = smpi_group_size(group);
596 for (i = 0; i < n; i++) {
597 for (rank = ranges[i][0]; /* First */
598 rank >= 0 && rank <= ranges[i][1]; /* Last */
599 rank += ranges[i][2] /* Stride */ ) {
604 *newgroup = MPI_GROUP_EMPTY;
606 *newgroup = smpi_group_new(size);
608 while (newrank < size) {
609 for (i = 0; i < n; i++) {
611 for (rank = ranges[i][0]; /* First */
612 rank >= 0 && rank <= ranges[i][1]; /* Last */
613 rank += ranges[i][2] /* Stride */ ) {
614 if (rank == newrank) {
620 index = smpi_group_index(group, newrank);
621 smpi_group_set_mapping(*newgroup, index, newrank);
627 smpi_group_use(*newgroup);
628 retval = MPI_SUCCESS;
634 int PMPI_Comm_rank(MPI_Comm comm, int *rank)
639 if (comm == MPI_COMM_NULL) {
640 retval = MPI_ERR_COMM;
641 } else if (rank == NULL) {
642 retval = MPI_ERR_ARG;
644 *rank = smpi_comm_rank(comm);
645 retval = MPI_SUCCESS;
651 int PMPI_Comm_size(MPI_Comm comm, int *size)
656 if (comm == MPI_COMM_NULL) {
657 retval = MPI_ERR_COMM;
658 } else if (size == NULL) {
659 retval = MPI_ERR_ARG;
661 *size = smpi_comm_size(comm);
662 retval = MPI_SUCCESS;
668 int PMPI_Comm_get_name (MPI_Comm comm, char* name, int* len)
673 if (comm == MPI_COMM_NULL) {
674 retval = MPI_ERR_COMM;
675 } else if (name == NULL || len == NULL) {
676 retval = MPI_ERR_ARG;
678 smpi_comm_get_name(comm, name, len);
679 retval = MPI_SUCCESS;
685 int PMPI_Comm_group(MPI_Comm comm, MPI_Group * group)
690 if (comm == MPI_COMM_NULL) {
691 retval = MPI_ERR_COMM;
692 } else if (group == NULL) {
693 retval = MPI_ERR_ARG;
695 *group = smpi_comm_group(comm);
696 retval = MPI_SUCCESS;
702 int PMPI_Comm_compare(MPI_Comm comm1, MPI_Comm comm2, int *result)
707 if (comm1 == MPI_COMM_NULL || comm2 == MPI_COMM_NULL) {
708 retval = MPI_ERR_COMM;
709 } else if (result == NULL) {
710 retval = MPI_ERR_ARG;
712 if (comm1 == comm2) { /* Same communicators means same groups */
716 smpi_group_compare(smpi_comm_group(comm1),
717 smpi_comm_group(comm2));
718 if (*result == MPI_IDENT) {
719 *result = MPI_CONGRUENT;
722 retval = MPI_SUCCESS;
728 int PMPI_Comm_dup(MPI_Comm comm, MPI_Comm * newcomm)
733 if (comm == MPI_COMM_NULL) {
734 retval = MPI_ERR_COMM;
735 } else if (newcomm == NULL) {
736 retval = MPI_ERR_ARG;
738 *newcomm = smpi_comm_new(smpi_comm_group(comm));
739 retval = MPI_SUCCESS;
745 int PMPI_Comm_create(MPI_Comm comm, MPI_Group group, MPI_Comm * newcomm)
750 if (comm == MPI_COMM_NULL) {
751 retval = MPI_ERR_COMM;
752 } else if (group == MPI_GROUP_NULL) {
753 retval = MPI_ERR_GROUP;
754 } else if (newcomm == NULL) {
755 retval = MPI_ERR_ARG;
757 *newcomm = smpi_comm_new(group);
758 retval = MPI_SUCCESS;
764 int PMPI_Comm_free(MPI_Comm * comm)
770 retval = MPI_ERR_ARG;
771 } else if (*comm == MPI_COMM_NULL) {
772 retval = MPI_ERR_COMM;
774 smpi_comm_destroy(*comm);
775 *comm = MPI_COMM_NULL;
776 retval = MPI_SUCCESS;
782 int PMPI_Comm_disconnect(MPI_Comm * comm)
784 /* TODO: wait until all communication in comm are done */
789 retval = MPI_ERR_ARG;
790 } else if (*comm == MPI_COMM_NULL) {
791 retval = MPI_ERR_COMM;
793 smpi_comm_destroy(*comm);
794 *comm = MPI_COMM_NULL;
795 retval = MPI_SUCCESS;
801 int PMPI_Comm_split(MPI_Comm comm, int color, int key, MPI_Comm* comm_out)
806 if (comm_out == NULL) {
807 retval = MPI_ERR_ARG;
808 } else if (comm == MPI_COMM_NULL) {
809 retval = MPI_ERR_COMM;
811 *comm_out = smpi_comm_split(comm, color, key);
812 retval = MPI_SUCCESS;
818 int PMPI_Send_init(void *buf, int count, MPI_Datatype datatype, int dst,
819 int tag, MPI_Comm comm, MPI_Request * request)
824 if (request == NULL) {
825 retval = MPI_ERR_ARG;
826 } else if (comm == MPI_COMM_NULL) {
827 retval = MPI_ERR_COMM;
828 } else if (dst == MPI_PROC_NULL) {
829 retval = MPI_SUCCESS;
831 *request = smpi_mpi_send_init(buf, count, datatype, dst, tag, comm);
832 retval = MPI_SUCCESS;
838 int PMPI_Recv_init(void *buf, int count, MPI_Datatype datatype, int src,
839 int tag, MPI_Comm comm, MPI_Request * request)
844 if (request == NULL) {
845 retval = MPI_ERR_ARG;
846 } else if (comm == MPI_COMM_NULL) {
847 retval = MPI_ERR_COMM;
848 } else if (src == MPI_PROC_NULL) {
849 retval = MPI_SUCCESS;
851 *request = smpi_mpi_recv_init(buf, count, datatype, src, tag, comm);
852 retval = MPI_SUCCESS;
858 int PMPI_Start(MPI_Request * request)
863 if (request == NULL || *request == MPI_REQUEST_NULL) {
864 retval = MPI_ERR_ARG;
866 smpi_mpi_start(*request);
867 retval = MPI_SUCCESS;
873 int PMPI_Startall(int count, MPI_Request * requests)
878 if (requests == NULL) {
879 retval = MPI_ERR_ARG;
881 smpi_mpi_startall(count, requests);
882 retval = MPI_SUCCESS;
888 int PMPI_Request_free(MPI_Request * request)
893 if (request == MPI_REQUEST_NULL) {
894 retval = MPI_ERR_ARG;
896 smpi_mpi_request_free(request);
897 retval = MPI_SUCCESS;
903 int PMPI_Irecv(void *buf, int count, MPI_Datatype datatype, int src,
904 int tag, MPI_Comm comm, MPI_Request * request)
910 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
911 int src_traced = smpi_group_index(smpi_comm_group(comm), src);
912 TRACE_smpi_ptp_in(rank, src_traced, rank, __FUNCTION__);
914 if (request == NULL) {
915 retval = MPI_ERR_ARG;
916 } else if (comm == MPI_COMM_NULL) {
917 retval = MPI_ERR_COMM;
918 }else if (src == MPI_PROC_NULL) {
919 *request = MPI_REQUEST_NULL;
920 retval = MPI_SUCCESS;
922 *request = smpi_mpi_irecv(buf, count, datatype, src, tag, comm);
923 retval = MPI_SUCCESS;
926 TRACE_smpi_ptp_out(rank, src_traced, rank, __FUNCTION__);
927 (*request)->recv = 1;
934 int PMPI_Isend(void *buf, int count, MPI_Datatype datatype, int dst,
935 int tag, MPI_Comm comm, MPI_Request * request)
940 if (request == NULL) {
941 retval = MPI_ERR_ARG;
942 } else if (comm == MPI_COMM_NULL) {
943 retval = MPI_ERR_COMM;
944 } else if (dst == MPI_PROC_NULL) {
945 *request = MPI_REQUEST_NULL;
946 retval = MPI_SUCCESS;
950 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
951 TRACE_smpi_computing_out(rank);
952 int dst_traced = smpi_group_index(smpi_comm_group(comm), dst);
953 TRACE_smpi_ptp_in(rank, rank, dst_traced, __FUNCTION__);
954 TRACE_smpi_send(rank, rank, dst_traced);
957 *request = smpi_mpi_isend(buf, count, datatype, dst, tag, comm);
958 retval = MPI_SUCCESS;
961 TRACE_smpi_ptp_out(rank, rank, dst_traced, __FUNCTION__);
962 (*request)->send = 1;
963 TRACE_smpi_computing_in(rank);
973 int PMPI_Recv(void *buf, int count, MPI_Datatype datatype, int src, int tag,
974 MPI_Comm comm, MPI_Status * status)
980 if (comm == MPI_COMM_NULL) {
981 retval = MPI_ERR_COMM;
982 } else if (src == MPI_PROC_NULL) {
983 smpi_empty_status(status);
984 status->MPI_SOURCE = MPI_PROC_NULL;
985 retval = MPI_SUCCESS;
988 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
989 int src_traced = smpi_group_index(smpi_comm_group(comm), src);
990 TRACE_smpi_computing_out(rank);
992 TRACE_smpi_ptp_in(rank, src_traced, rank, __FUNCTION__);
995 smpi_mpi_recv(buf, count, datatype, src, tag, comm, status);
996 retval = MPI_SUCCESS;
999 //the src may not have been known at the beginning of the recv (MPI_ANY_SOURCE)
1000 if(status!=MPI_STATUS_IGNORE)src_traced = smpi_group_index(smpi_comm_group(comm), status->MPI_SOURCE);
1001 TRACE_smpi_ptp_out(rank, src_traced, rank, __FUNCTION__);
1002 TRACE_smpi_recv(rank, src_traced, rank);
1003 TRACE_smpi_computing_in(rank);
1011 int PMPI_Send(void *buf, int count, MPI_Datatype datatype, int dst, int tag,
1018 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1019 TRACE_smpi_computing_out(rank);
1020 int dst_traced = smpi_group_index(smpi_comm_group(comm), dst);
1021 TRACE_smpi_ptp_in(rank, rank, dst_traced, __FUNCTION__);
1022 TRACE_smpi_send(rank, rank, dst_traced);
1024 if (comm == MPI_COMM_NULL) {
1025 retval = MPI_ERR_COMM;
1026 } else if (dst == MPI_PROC_NULL) {
1027 retval = MPI_SUCCESS;
1029 smpi_mpi_send(buf, count, datatype, dst, tag, comm);
1030 retval = MPI_SUCCESS;
1033 TRACE_smpi_ptp_out(rank, rank, dst_traced, __FUNCTION__);
1034 TRACE_smpi_computing_in(rank);
1040 int PMPI_Sendrecv(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1041 int dst, int sendtag, void *recvbuf, int recvcount,
1042 MPI_Datatype recvtype, int src, int recvtag,
1043 MPI_Comm comm, MPI_Status * status)
1049 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1050 TRACE_smpi_computing_out(rank);
1051 int dst_traced = smpi_group_index(smpi_comm_group(comm), dst);
1052 int src_traced = smpi_group_index(smpi_comm_group(comm), src);
1053 TRACE_smpi_ptp_in(rank, src_traced, dst_traced, __FUNCTION__);
1054 TRACE_smpi_send(rank, rank, dst_traced);
1055 TRACE_smpi_send(rank, src_traced, rank);
1057 if (comm == MPI_COMM_NULL) {
1058 retval = MPI_ERR_COMM;
1059 } else if (sendtype == MPI_DATATYPE_NULL
1060 || recvtype == MPI_DATATYPE_NULL) {
1061 retval = MPI_ERR_TYPE;
1062 } else if (src == MPI_PROC_NULL || dst == MPI_PROC_NULL) {
1063 smpi_empty_status(status);
1064 status->MPI_SOURCE = MPI_PROC_NULL;
1065 retval = MPI_SUCCESS;
1067 smpi_mpi_sendrecv(sendbuf, sendcount, sendtype, dst, sendtag, recvbuf,
1068 recvcount, recvtype, src, recvtag, comm, status);
1069 retval = MPI_SUCCESS;
1072 TRACE_smpi_ptp_out(rank, src_traced, dst_traced, __FUNCTION__);
1073 TRACE_smpi_recv(rank, rank, dst_traced);
1074 TRACE_smpi_recv(rank, src_traced, rank);
1075 TRACE_smpi_computing_in(rank);
1082 int PMPI_Sendrecv_replace(void *buf, int count, MPI_Datatype datatype,
1083 int dst, int sendtag, int src, int recvtag,
1084 MPI_Comm comm, MPI_Status * status)
1086 //TODO: suboptimal implementation
1090 size = smpi_datatype_size(datatype) * count;
1091 recvbuf = xbt_new(char, size);
1093 MPI_Sendrecv(buf, count, datatype, dst, sendtag, recvbuf, count,
1094 datatype, src, recvtag, comm, status);
1095 memcpy(buf, recvbuf, size * sizeof(char));
1100 int PMPI_Test(MPI_Request * request, int *flag, MPI_Status * status)
1105 if (request == MPI_REQUEST_NULL || flag == NULL) {
1106 retval = MPI_ERR_ARG;
1107 } else if (*request == MPI_REQUEST_NULL) {
1109 retval = MPI_ERR_REQUEST;
1111 *flag = smpi_mpi_test(request, status);
1112 retval = MPI_SUCCESS;
1118 int PMPI_Testany(int count, MPI_Request requests[], int *index, int *flag,
1119 MPI_Status * status)
1124 if (index == NULL || flag == NULL) {
1125 retval = MPI_ERR_ARG;
1127 *flag = smpi_mpi_testany(count, requests, index, status);
1128 retval = MPI_SUCCESS;
1134 int PMPI_Testall(int count, MPI_Request* requests, int* flag, MPI_Status* statuses)
1140 retval = MPI_ERR_ARG;
1142 *flag = smpi_mpi_testall(count, requests, statuses);
1143 retval = MPI_SUCCESS;
1149 int PMPI_Probe(int source, int tag, MPI_Comm comm, MPI_Status* status) {
1153 if (status == NULL) {
1154 retval = MPI_ERR_ARG;
1155 } else if (comm == MPI_COMM_NULL) {
1156 retval = MPI_ERR_COMM;
1157 } else if (source == MPI_PROC_NULL) {
1158 smpi_empty_status(status);
1159 status->MPI_SOURCE = MPI_PROC_NULL;
1160 retval = MPI_SUCCESS;
1162 smpi_mpi_probe(source, tag, comm, status);
1163 retval = MPI_SUCCESS;
1170 int PMPI_Iprobe(int source, int tag, MPI_Comm comm, int* flag, MPI_Status* status) {
1175 retval = MPI_ERR_ARG;
1176 } else if (status == NULL) {
1177 retval = MPI_ERR_ARG;
1178 } else if (comm == MPI_COMM_NULL) {
1179 retval = MPI_ERR_COMM;
1180 } else if (source == MPI_PROC_NULL) {
1181 smpi_empty_status(status);
1182 status->MPI_SOURCE = MPI_PROC_NULL;
1183 retval = MPI_SUCCESS;
1185 smpi_mpi_iprobe(source, tag, comm, flag, status);
1186 retval = MPI_SUCCESS;
1192 int PMPI_Wait(MPI_Request * request, MPI_Status * status)
1198 if (request == NULL) {
1199 retval = MPI_ERR_ARG;
1200 } else if (*request == MPI_REQUEST_NULL) {
1201 retval = MPI_ERR_REQUEST;
1205 int rank = request && (*request)->comm != MPI_COMM_NULL
1206 ? smpi_process_index()
1208 TRACE_smpi_computing_out(rank);
1210 MPI_Group group = smpi_comm_group((*request)->comm);
1211 int src_traced = smpi_group_index(group, (*request)->src);
1212 int dst_traced = smpi_group_index(group, (*request)->dst);
1213 int is_wait_for_receive = (*request)->recv;
1214 TRACE_smpi_ptp_in(rank, src_traced, dst_traced, __FUNCTION__);
1217 smpi_mpi_wait(request, status);
1218 retval = MPI_SUCCESS;
1221 TRACE_smpi_ptp_out(rank, src_traced, dst_traced, __FUNCTION__);
1222 if (is_wait_for_receive) {
1223 TRACE_smpi_recv(rank, src_traced, dst_traced);
1225 TRACE_smpi_computing_in(rank);
1234 int PMPI_Waitany(int count, MPI_Request requests[], int *index, MPI_Status * status)
1240 //save requests information for tracing
1242 xbt_dynar_t srcs = xbt_dynar_new(sizeof(int), NULL);
1243 xbt_dynar_t dsts = xbt_dynar_new(sizeof(int), NULL);
1244 xbt_dynar_t recvs = xbt_dynar_new(sizeof(int), NULL);
1245 for (i = 0; i < count; i++) {
1246 MPI_Request req = requests[i]; //already received requests are no longer valid
1248 int *asrc = xbt_new(int, 1);
1249 int *adst = xbt_new(int, 1);
1250 int *arecv = xbt_new(int, 1);
1254 xbt_dynar_insert_at(srcs, i, asrc);
1255 xbt_dynar_insert_at(dsts, i, adst);
1256 xbt_dynar_insert_at(recvs, i, arecv);
1261 int *t = xbt_new(int, 1);
1262 xbt_dynar_insert_at(srcs, i, t);
1263 xbt_dynar_insert_at(dsts, i, t);
1264 xbt_dynar_insert_at(recvs, i, t);
1268 int rank_traced = smpi_process_index();
1269 TRACE_smpi_computing_out(rank_traced);
1271 TRACE_smpi_ptp_in(rank_traced, -1, -1, __FUNCTION__);
1274 if (index == NULL) {
1275 retval = MPI_ERR_ARG;
1277 *index = smpi_mpi_waitany(count, requests, status);
1278 retval = MPI_SUCCESS;
1281 int src_traced, dst_traced, is_wait_for_receive;
1282 xbt_dynar_get_cpy(srcs, *index, &src_traced);
1283 xbt_dynar_get_cpy(dsts, *index, &dst_traced);
1284 xbt_dynar_get_cpy(recvs, *index, &is_wait_for_receive);
1285 if (is_wait_for_receive) {
1286 TRACE_smpi_recv(rank_traced, src_traced, dst_traced);
1288 TRACE_smpi_ptp_out(rank_traced, src_traced, dst_traced, __FUNCTION__);
1289 //clean-up of dynars
1290 xbt_dynar_free(&srcs);
1291 xbt_dynar_free(&dsts);
1292 xbt_dynar_free(&recvs);
1293 TRACE_smpi_computing_in(rank_traced);
1300 int PMPI_Waitall(int count, MPI_Request requests[], MPI_Status status[])
1305 //save information from requests
1307 xbt_dynar_t srcs = xbt_dynar_new(sizeof(int), NULL);
1308 xbt_dynar_t dsts = xbt_dynar_new(sizeof(int), NULL);
1309 xbt_dynar_t recvs = xbt_dynar_new(sizeof(int), NULL);
1310 for (i = 0; i < count; i++) {
1311 MPI_Request req = requests[i];
1313 int *asrc = xbt_new(int, 1);
1314 int *adst = xbt_new(int, 1);
1315 int *arecv = xbt_new(int, 1);
1319 xbt_dynar_insert_at(srcs, i, asrc);
1320 xbt_dynar_insert_at(dsts, i, adst);
1321 xbt_dynar_insert_at(recvs, i, arecv);
1326 int *t = xbt_new(int, 1);
1327 xbt_dynar_insert_at(srcs, i, t);
1328 xbt_dynar_insert_at(dsts, i, t);
1329 xbt_dynar_insert_at(recvs, i, t);
1333 int rank_traced = smpi_process_index();
1334 TRACE_smpi_computing_out(rank_traced);
1336 TRACE_smpi_ptp_in(rank_traced, -1, -1, __FUNCTION__);
1338 smpi_mpi_waitall(count, requests, status);
1340 for (i = 0; i < count; i++) {
1341 int src_traced, dst_traced, is_wait_for_receive;
1342 xbt_dynar_get_cpy(srcs, i, &src_traced);
1343 xbt_dynar_get_cpy(dsts, i, &dst_traced);
1344 xbt_dynar_get_cpy(recvs, i, &is_wait_for_receive);
1345 if (is_wait_for_receive) {
1346 TRACE_smpi_recv(rank_traced, src_traced, dst_traced);
1349 TRACE_smpi_ptp_out(rank_traced, -1, -1, __FUNCTION__);
1350 //clean-up of dynars
1351 xbt_dynar_free(&srcs);
1352 xbt_dynar_free(&dsts);
1353 xbt_dynar_free(&recvs);
1354 TRACE_smpi_computing_in(rank_traced);
1360 int PMPI_Waitsome(int incount, MPI_Request requests[], int *outcount,
1361 int *indices, MPI_Status status[])
1366 if (outcount == NULL || indices == NULL) {
1367 retval = MPI_ERR_ARG;
1369 *outcount = smpi_mpi_waitsome(incount, requests, indices, status);
1370 retval = MPI_SUCCESS;
1376 int PMPI_Testsome(int incount, MPI_Request requests[], int* outcount,
1377 int* indices, MPI_Status status[])
1382 if (outcount == NULL || indices == NULL) {
1383 retval = MPI_ERR_ARG;
1385 *outcount = smpi_mpi_testsome(incount, requests, indices, status);
1386 retval = MPI_SUCCESS;
1393 int PMPI_Bcast(void *buf, int count, MPI_Datatype datatype, int root, MPI_Comm comm)
1399 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1400 TRACE_smpi_computing_out(rank);
1401 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1402 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1404 if (comm == MPI_COMM_NULL) {
1405 retval = MPI_ERR_COMM;
1407 smpi_mpi_bcast(buf, count, datatype, root, comm);
1408 retval = MPI_SUCCESS;
1411 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1412 TRACE_smpi_computing_in(rank);
1418 int PMPI_Barrier(MPI_Comm comm)
1424 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1425 TRACE_smpi_computing_out(rank);
1426 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1428 if (comm == MPI_COMM_NULL) {
1429 retval = MPI_ERR_COMM;
1431 smpi_mpi_barrier(comm);
1432 retval = MPI_SUCCESS;
1435 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1436 TRACE_smpi_computing_in(rank);
1442 int PMPI_Gather(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1443 void *recvbuf, int recvcount, MPI_Datatype recvtype,
1444 int root, MPI_Comm comm)
1450 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1451 TRACE_smpi_computing_out(rank);
1452 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1453 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1455 if (comm == MPI_COMM_NULL) {
1456 retval = MPI_ERR_COMM;
1457 } else if (sendtype == MPI_DATATYPE_NULL
1458 || recvtype == MPI_DATATYPE_NULL) {
1459 retval = MPI_ERR_TYPE;
1461 smpi_mpi_gather(sendbuf, sendcount, sendtype, recvbuf, recvcount,
1462 recvtype, root, comm);
1463 retval = MPI_SUCCESS;
1466 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1467 TRACE_smpi_computing_in(rank);
1473 int PMPI_Gatherv(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1474 void *recvbuf, int *recvcounts, int *displs,
1475 MPI_Datatype recvtype, int root, MPI_Comm comm)
1481 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1482 TRACE_smpi_computing_out(rank);
1483 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1484 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1486 if (comm == MPI_COMM_NULL) {
1487 retval = MPI_ERR_COMM;
1488 } else if (sendtype == MPI_DATATYPE_NULL
1489 || recvtype == MPI_DATATYPE_NULL) {
1490 retval = MPI_ERR_TYPE;
1491 } else if (recvcounts == NULL || displs == NULL) {
1492 retval = MPI_ERR_ARG;
1494 smpi_mpi_gatherv(sendbuf, sendcount, sendtype, recvbuf, recvcounts,
1495 displs, recvtype, root, comm);
1496 retval = MPI_SUCCESS;
1499 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1500 TRACE_smpi_computing_in(rank);
1506 int PMPI_Allgather(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1507 void *recvbuf, int recvcount, MPI_Datatype recvtype,
1514 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1515 TRACE_smpi_computing_out(rank);
1516 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1518 if (comm == MPI_COMM_NULL) {
1519 retval = MPI_ERR_COMM;
1520 } else if (sendtype == MPI_DATATYPE_NULL
1521 || recvtype == MPI_DATATYPE_NULL) {
1522 retval = MPI_ERR_TYPE;
1524 smpi_mpi_allgather(sendbuf, sendcount, sendtype, recvbuf, recvcount,
1526 retval = MPI_SUCCESS;
1529 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1535 int PMPI_Allgatherv(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1536 void *recvbuf, int *recvcounts, int *displs,
1537 MPI_Datatype recvtype, MPI_Comm comm)
1543 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1544 TRACE_smpi_computing_out(rank);
1545 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1547 if (comm == MPI_COMM_NULL) {
1548 retval = MPI_ERR_COMM;
1549 } else if (sendtype == MPI_DATATYPE_NULL
1550 || recvtype == MPI_DATATYPE_NULL) {
1551 retval = MPI_ERR_TYPE;
1552 } else if (recvcounts == NULL || displs == NULL) {
1553 retval = MPI_ERR_ARG;
1555 smpi_mpi_allgatherv(sendbuf, sendcount, sendtype, recvbuf, recvcounts,
1556 displs, recvtype, comm);
1557 retval = MPI_SUCCESS;
1560 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1561 TRACE_smpi_computing_in(rank);
1567 int PMPI_Scatter(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1568 void *recvbuf, int recvcount, MPI_Datatype recvtype,
1569 int root, MPI_Comm comm)
1575 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1576 TRACE_smpi_computing_out(rank);
1577 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1579 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1581 if (comm == MPI_COMM_NULL) {
1582 retval = MPI_ERR_COMM;
1583 } else if (sendtype == MPI_DATATYPE_NULL
1584 || recvtype == MPI_DATATYPE_NULL) {
1585 retval = MPI_ERR_TYPE;
1587 smpi_mpi_scatter(sendbuf, sendcount, sendtype, recvbuf, recvcount,
1588 recvtype, root, comm);
1589 retval = MPI_SUCCESS;
1592 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1593 TRACE_smpi_computing_in(rank);
1599 int PMPI_Scatterv(void *sendbuf, int *sendcounts, int *displs,
1600 MPI_Datatype sendtype, void *recvbuf, int recvcount,
1601 MPI_Datatype recvtype, int root, MPI_Comm comm)
1607 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1608 TRACE_smpi_computing_out(rank);
1609 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1610 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1612 if (comm == MPI_COMM_NULL) {
1613 retval = MPI_ERR_COMM;
1614 } else if (sendtype == MPI_DATATYPE_NULL
1615 || recvtype == MPI_DATATYPE_NULL) {
1616 retval = MPI_ERR_TYPE;
1617 } else if (sendcounts == NULL || displs == NULL) {
1618 retval = MPI_ERR_ARG;
1620 smpi_mpi_scatterv(sendbuf, sendcounts, displs, sendtype, recvbuf,
1621 recvcount, recvtype, root, comm);
1622 retval = MPI_SUCCESS;
1625 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1626 TRACE_smpi_computing_in(rank);
1632 int PMPI_Reduce(void *sendbuf, void *recvbuf, int count,
1633 MPI_Datatype datatype, MPI_Op op, int root, MPI_Comm comm)
1639 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1640 TRACE_smpi_computing_out(rank);
1641 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1642 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1644 if (comm == MPI_COMM_NULL) {
1645 retval = MPI_ERR_COMM;
1646 } else if (datatype == MPI_DATATYPE_NULL || op == MPI_OP_NULL) {
1647 retval = MPI_ERR_ARG;
1649 smpi_mpi_reduce(sendbuf, recvbuf, count, datatype, op, root, comm);
1650 retval = MPI_SUCCESS;
1653 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1654 TRACE_smpi_computing_in(rank);
1660 int PMPI_Allreduce(void *sendbuf, void *recvbuf, int count,
1661 MPI_Datatype datatype, MPI_Op op, MPI_Comm comm)
1667 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1668 TRACE_smpi_computing_out(rank);
1669 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1671 if (comm == MPI_COMM_NULL) {
1672 retval = MPI_ERR_COMM;
1673 } else if (datatype == MPI_DATATYPE_NULL) {
1674 retval = MPI_ERR_TYPE;
1675 } else if (op == MPI_OP_NULL) {
1676 retval = MPI_ERR_OP;
1678 smpi_mpi_allreduce(sendbuf, recvbuf, count, datatype, op, comm);
1679 retval = MPI_SUCCESS;
1682 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1683 TRACE_smpi_computing_in(rank);
1689 int PMPI_Scan(void *sendbuf, void *recvbuf, int count,
1690 MPI_Datatype datatype, MPI_Op op, MPI_Comm comm)
1696 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1697 TRACE_smpi_computing_out(rank);
1698 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1700 if (comm == MPI_COMM_NULL) {
1701 retval = MPI_ERR_COMM;
1702 } else if (datatype == MPI_DATATYPE_NULL) {
1703 retval = MPI_ERR_TYPE;
1704 } else if (op == MPI_OP_NULL) {
1705 retval = MPI_ERR_OP;
1707 smpi_mpi_scan(sendbuf, recvbuf, count, datatype, op, comm);
1708 retval = MPI_SUCCESS;
1711 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1712 TRACE_smpi_computing_in(rank);
1718 int PMPI_Reduce_scatter(void *sendbuf, void *recvbuf, int *recvcounts,
1719 MPI_Datatype datatype, MPI_Op op, MPI_Comm comm)
1721 int retval, i, size, count;
1723 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1727 TRACE_smpi_computing_out(rank);
1728 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1730 if (comm == MPI_COMM_NULL) {
1731 retval = MPI_ERR_COMM;
1732 } else if (datatype == MPI_DATATYPE_NULL) {
1733 retval = MPI_ERR_TYPE;
1734 } else if (op == MPI_OP_NULL) {
1735 retval = MPI_ERR_OP;
1736 } else if (recvcounts == NULL) {
1737 retval = MPI_ERR_ARG;
1739 /* arbitrarily choose root as rank 0 */
1740 /* TODO: faster direct implementation ? */
1741 size = smpi_comm_size(comm);
1743 displs = xbt_new(int, size);
1744 for (i = 0; i < size; i++) {
1745 count += recvcounts[i];
1748 smpi_mpi_reduce(sendbuf, recvbuf, count, datatype, op, 0, comm);
1749 smpi_mpi_scatterv(recvbuf, recvcounts, displs, datatype, recvbuf,
1750 recvcounts[rank], datatype, 0, comm);
1752 retval = MPI_SUCCESS;
1755 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1756 TRACE_smpi_computing_in(rank);
1762 int PMPI_Alltoall(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1763 void *recvbuf, int recvcount, MPI_Datatype recvtype,
1766 int retval, size, sendsize;
1770 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1771 TRACE_smpi_computing_out(rank);
1772 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1774 if (comm == MPI_COMM_NULL) {
1775 retval = MPI_ERR_COMM;
1776 } else if (sendtype == MPI_DATATYPE_NULL
1777 || recvtype == MPI_DATATYPE_NULL) {
1778 retval = MPI_ERR_TYPE;
1780 size = smpi_comm_size(comm);
1781 sendsize = smpi_datatype_size(sendtype) * sendcount;
1782 if (sendsize < 200 && size > 12) {
1784 smpi_coll_tuned_alltoall_bruck(sendbuf, sendcount, sendtype,
1785 recvbuf, recvcount, recvtype,
1787 } else if (sendsize < 3000) {
1789 smpi_coll_tuned_alltoall_basic_linear(sendbuf, sendcount,
1791 recvcount, recvtype, comm);
1794 smpi_coll_tuned_alltoall_pairwise(sendbuf, sendcount, sendtype,
1795 recvbuf, recvcount, recvtype,
1800 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1801 TRACE_smpi_computing_in(rank);
1807 int PMPI_Alltoallv(void *sendbuf, int *sendcounts, int *senddisps,
1808 MPI_Datatype sendtype, void *recvbuf, int *recvcounts,
1809 int *recvdisps, MPI_Datatype recvtype, MPI_Comm comm)
1815 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1816 TRACE_smpi_computing_out(rank);
1817 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1819 if (comm == MPI_COMM_NULL) {
1820 retval = MPI_ERR_COMM;
1821 } else if (sendtype == MPI_DATATYPE_NULL
1822 || recvtype == MPI_DATATYPE_NULL) {
1823 retval = MPI_ERR_TYPE;
1824 } else if (sendcounts == NULL || senddisps == NULL || recvcounts == NULL
1825 || recvdisps == NULL) {
1826 retval = MPI_ERR_ARG;
1829 smpi_coll_basic_alltoallv(sendbuf, sendcounts, senddisps, sendtype,
1830 recvbuf, recvcounts, recvdisps, recvtype,
1834 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1835 TRACE_smpi_computing_in(rank);
1842 int PMPI_Get_processor_name(char *name, int *resultlen)
1844 int retval = MPI_SUCCESS;
1847 strncpy(name, SIMIX_host_get_name(SIMIX_host_self()),
1848 MPI_MAX_PROCESSOR_NAME - 1);
1851 MPI_MAX_PROCESSOR_NAME ? MPI_MAX_PROCESSOR_NAME : strlen(name);
1857 int PMPI_Get_count(MPI_Status * status, MPI_Datatype datatype, int *count)
1859 int retval = MPI_SUCCESS;
1863 if (status == NULL || count == NULL) {
1864 retval = MPI_ERR_ARG;
1865 } else if (datatype == MPI_DATATYPE_NULL) {
1866 retval = MPI_ERR_TYPE;
1868 size = smpi_datatype_size(datatype);
1871 } else if (status->count % size != 0) {
1872 retval = MPI_UNDEFINED;
1874 *count = smpi_mpi_get_count(status, datatype);
1881 int PMPI_Type_contiguous(int count, MPI_Datatype old_type, MPI_Datatype* new_type) {
1885 if (old_type == MPI_DATATYPE_NULL) {
1886 retval = MPI_ERR_TYPE;
1887 } else if (count<=0){
1888 retval = MPI_ERR_COUNT;
1890 retval = smpi_datatype_contiguous(count, old_type, new_type);
1896 int PMPI_Type_commit(MPI_Datatype* datatype) {
1900 if (datatype == MPI_DATATYPE_NULL) {
1901 retval = MPI_ERR_TYPE;
1903 smpi_datatype_commit(datatype);
1904 retval = MPI_SUCCESS;
1911 int PMPI_Type_vector(int count, int blocklen, int stride, MPI_Datatype old_type, MPI_Datatype* new_type) {
1915 if (old_type == MPI_DATATYPE_NULL) {
1916 retval = MPI_ERR_TYPE;
1917 } else if (count<=0 || blocklen<=0){
1918 retval = MPI_ERR_COUNT;
1920 retval = smpi_datatype_vector(count, blocklen, stride, old_type, new_type);
1926 int PMPI_Type_hvector(int count, int blocklen, MPI_Aint stride, MPI_Datatype old_type, MPI_Datatype* new_type) {
1930 if (old_type == MPI_DATATYPE_NULL) {
1931 retval = MPI_ERR_TYPE;
1932 } else if (count<=0 || blocklen<=0){
1933 retval = MPI_ERR_COUNT;
1935 retval = smpi_datatype_hvector(count, blocklen, stride, old_type, new_type);
1942 int PMPI_Type_indexed(int count, int* blocklens, int* indices, MPI_Datatype old_type, MPI_Datatype* new_type) {
1946 if (old_type == MPI_DATATYPE_NULL) {
1947 retval = MPI_ERR_TYPE;
1948 } else if (count<=0){
1949 retval = MPI_ERR_COUNT;
1951 retval = smpi_datatype_indexed(count, blocklens, indices, old_type, new_type);
1957 int PMPI_Type_hindexed(int count, int* blocklens, MPI_Aint* indices, MPI_Datatype old_type, MPI_Datatype* new_type) {
1961 if (old_type == MPI_DATATYPE_NULL) {
1962 retval = MPI_ERR_TYPE;
1963 } else if (count<=0){
1964 retval = MPI_ERR_COUNT;
1966 retval = smpi_datatype_hindexed(count, blocklens, indices, old_type, new_type);
1973 int PMPI_Type_struct(int count, int* blocklens, MPI_Aint* indices, MPI_Datatype* old_types, MPI_Datatype* new_type) {
1978 retval = MPI_ERR_COUNT;
1980 retval = smpi_datatype_struct(count, blocklens, indices, old_types, new_type);
1986 /* The following calls are not yet implemented and will fail at runtime. */
1987 /* Once implemented, please move them above this notice. */
1989 static int not_yet_implemented(void) {
1990 XBT_WARN("Not yet implemented");
1994 int PMPI_Pack_size(int incount, MPI_Datatype datatype, MPI_Comm comm, int* size) {
1995 return not_yet_implemented();
1998 int PMPI_Cart_coords(MPI_Comm comm, int rank, int maxdims, int* coords) {
1999 return not_yet_implemented();
2002 int PMPI_Cart_create(MPI_Comm comm_old, int ndims, int* dims, int* periods, int reorder, MPI_Comm* comm_cart) {
2003 return not_yet_implemented();
2006 int PMPI_Cart_get(MPI_Comm comm, int maxdims, int* dims, int* periods, int* coords) {
2007 return not_yet_implemented();
2010 int PMPI_Cart_map(MPI_Comm comm_old, int ndims, int* dims, int* periods, int* newrank) {
2011 return not_yet_implemented();
2014 int PMPI_Cart_rank(MPI_Comm comm, int* coords, int* rank) {
2015 return not_yet_implemented();
2018 int PMPI_Cart_shift(MPI_Comm comm, int direction, int displ, int* source, int* dest) {
2019 return not_yet_implemented();
2022 int PMPI_Cart_sub(MPI_Comm comm, int* remain_dims, MPI_Comm* comm_new) {
2023 return not_yet_implemented();
2026 int PMPI_Cartdim_get(MPI_Comm comm, int* ndims) {
2027 return not_yet_implemented();
2030 int PMPI_Graph_create(MPI_Comm comm_old, int nnodes, int* index, int* edges, int reorder, MPI_Comm* comm_graph) {
2031 return not_yet_implemented();
2034 int PMPI_Graph_get(MPI_Comm comm, int maxindex, int maxedges, int* index, int* edges) {
2035 return not_yet_implemented();
2038 int PMPI_Graph_map(MPI_Comm comm_old, int nnodes, int* index, int* edges, int* newrank) {
2039 return not_yet_implemented();
2042 int PMPI_Graph_neighbors(MPI_Comm comm, int rank, int maxneighbors, int* neighbors) {
2043 return not_yet_implemented();
2046 int PMPI_Graph_neighbors_count(MPI_Comm comm, int rank, int* nneighbors) {
2047 return not_yet_implemented();
2050 int PMPI_Graphdims_get(MPI_Comm comm, int* nnodes, int* nedges) {
2051 return not_yet_implemented();
2054 int PMPI_Topo_test(MPI_Comm comm, int* top_type) {
2055 return not_yet_implemented();
2058 int PMPI_Error_class(int errorcode, int* errorclass) {
2059 return not_yet_implemented();
2062 int PMPI_Errhandler_create(MPI_Handler_function* function, MPI_Errhandler* errhandler) {
2063 return not_yet_implemented();
2066 int PMPI_Errhandler_free(MPI_Errhandler* errhandler) {
2067 return not_yet_implemented();
2070 int PMPI_Errhandler_get(MPI_Comm comm, MPI_Errhandler* errhandler) {
2071 return not_yet_implemented();
2074 int PMPI_Error_string(int errorcode, char* string, int* resultlen) {
2075 return not_yet_implemented();
2078 int PMPI_Errhandler_set(MPI_Comm comm, MPI_Errhandler errhandler) {
2079 return not_yet_implemented();
2083 int PMPI_Cancel(MPI_Request* request) {
2084 return not_yet_implemented();
2087 int PMPI_Buffer_attach(void* buffer, int size) {
2088 return not_yet_implemented();
2091 int PMPI_Buffer_detach(void* buffer, int* size) {
2092 return not_yet_implemented();
2095 int PMPI_Comm_test_inter(MPI_Comm comm, int* flag) {
2096 return not_yet_implemented();
2099 int PMPI_Comm_get_attr (MPI_Comm comm, int comm_keyval, void *attribute_val, int *flag)
2101 return not_yet_implemented();
2104 int PMPI_Unpack(void* inbuf, int insize, int* position, void* outbuf, int outcount, MPI_Datatype type, MPI_Comm comm) {
2105 return not_yet_implemented();
2108 int PMPI_Ssend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm) {
2109 return not_yet_implemented();
2112 int PMPI_Ssend_init(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2113 return not_yet_implemented();
2116 int PMPI_Intercomm_create(MPI_Comm local_comm, int local_leader, MPI_Comm peer_comm, int remote_leader, int tag, MPI_Comm* comm_out) {
2117 return not_yet_implemented();
2120 int PMPI_Intercomm_merge(MPI_Comm comm, int high, MPI_Comm* comm_out) {
2121 return not_yet_implemented();
2124 int PMPI_Bsend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm) {
2125 return not_yet_implemented();
2128 int PMPI_Bsend_init(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2129 return not_yet_implemented();
2132 int PMPI_Ibsend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2133 return not_yet_implemented();
2136 int PMPI_Comm_remote_group(MPI_Comm comm, MPI_Group* group) {
2137 return not_yet_implemented();
2140 int PMPI_Comm_remote_size(MPI_Comm comm, int* size) {
2141 return not_yet_implemented();
2144 int PMPI_Issend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2145 return not_yet_implemented();
2149 int PMPI_Attr_delete(MPI_Comm comm, int keyval) {
2150 return not_yet_implemented();
2153 int PMPI_Attr_get(MPI_Comm comm, int keyval, void* attr_value, int* flag) {
2154 return not_yet_implemented();
2157 int PMPI_Attr_put(MPI_Comm comm, int keyval, void* attr_value) {
2158 return not_yet_implemented();
2161 int PMPI_Rsend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm) {
2162 return not_yet_implemented();
2165 int PMPI_Rsend_init(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2166 return not_yet_implemented();
2169 int PMPI_Irsend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2170 return not_yet_implemented();
2173 int PMPI_Keyval_create(MPI_Copy_function* copy_fn, MPI_Delete_function* delete_fn, int* keyval, void* extra_state) {
2174 return not_yet_implemented();
2177 int PMPI_Keyval_free(int* keyval) {
2178 return not_yet_implemented();
2181 int PMPI_Test_cancelled(MPI_Status* status, int* flag) {
2182 return not_yet_implemented();
2185 int PMPI_Pack(void* inbuf, int incount, MPI_Datatype type, void* outbuf, int outcount, int* position, MPI_Comm comm) {
2186 return not_yet_implemented();
2189 int PMPI_Get_elements(MPI_Status* status, MPI_Datatype datatype, int* elements) {
2190 return not_yet_implemented();
2193 int PMPI_Dims_create(int nnodes, int ndims, int* dims) {
2194 return not_yet_implemented();
2197 int PMPI_Initialized(int* flag) {
2198 return not_yet_implemented();