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_coll_private.h"
9 #include "smpi_mpi_dt_private.h"
11 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_mpi, smpi,
12 "Logging specific to SMPI (mpi)");
15 //this function need to be here because of the calls to smpi_bench
16 int TRACE_smpi_set_category(const char *category)
18 //need to end bench otherwise categories for execution tasks are wrong
19 smpi_bench_end (-1, NULL);
24 if (category != NULL) {
25 ret = TRACE_category(category);
26 TRACE_category_set(SIMIX_process_self(), category);
28 //if category is NULL, trace of platform is disabled for this process
29 TRACE_category_unset(SIMIX_process_self());
33 //begin bench after changing process's category
34 smpi_bench_begin (-1, NULL);
39 /* MPI User level calls */
41 int MPI_Init(int *argc, char ***argv)
43 smpi_process_init(argc, argv);
45 TRACE_smpi_init(smpi_process_index());
47 smpi_bench_begin(-1, NULL);
51 int MPI_Finalize(void)
53 smpi_bench_end(-1, NULL);
55 TRACE_smpi_finalize(smpi_process_index());
57 smpi_process_destroy();
61 int MPI_Init_thread(int *argc, char ***argv, int required, int *provided)
63 if (provided != NULL) {
64 *provided = MPI_THREAD_MULTIPLE;
66 return MPI_Init(argc, argv);
69 int MPI_Query_thread(int *provided)
73 smpi_bench_end(-1, NULL);
74 if (provided == NULL) {
77 *provided = MPI_THREAD_MULTIPLE;
80 smpi_bench_begin(-1, NULL);
84 int MPI_Is_thread_main(int *flag)
88 smpi_bench_end(-1, NULL);
92 *flag = smpi_process_index() == 0;
95 smpi_bench_begin(-1, NULL);
99 int MPI_Abort(MPI_Comm comm, int errorcode)
101 smpi_bench_end(-1, NULL);
102 smpi_process_destroy();
103 // FIXME: should kill all processes in comm instead
104 SIMIX_process_kill(SIMIX_process_self());
108 double MPI_Wtime(void)
112 smpi_bench_end(-1, NULL);
113 time = SIMIX_get_clock();
114 smpi_bench_begin(-1, NULL);
118 int MPI_Address(void *location, MPI_Aint * address)
122 smpi_bench_end(-1, NULL);
124 retval = MPI_ERR_ARG;
126 *address = (MPI_Aint) location;
128 smpi_bench_begin(-1, NULL);
132 int MPI_Type_free(MPI_Datatype * datatype)
136 smpi_bench_end(-1, NULL);
138 retval = MPI_ERR_ARG;
140 // FIXME: always fail for now
141 retval = MPI_ERR_TYPE;
143 smpi_bench_begin(-1, NULL);
147 int MPI_Type_size(MPI_Datatype datatype, int *size)
151 smpi_bench_end(-1, NULL);
152 if (datatype == MPI_DATATYPE_NULL) {
153 retval = MPI_ERR_TYPE;
154 } else if (size == NULL) {
155 retval = MPI_ERR_ARG;
157 *size = (int) smpi_datatype_size(datatype);
158 retval = MPI_SUCCESS;
160 smpi_bench_begin(-1, NULL);
164 int MPI_Type_get_extent(MPI_Datatype datatype, MPI_Aint * lb,
169 smpi_bench_end(-1, NULL);
170 if (datatype == MPI_DATATYPE_NULL) {
171 retval = MPI_ERR_TYPE;
172 } else if (lb == NULL || extent == NULL) {
173 retval = MPI_ERR_ARG;
175 retval = smpi_datatype_extent(datatype, lb, extent);
177 smpi_bench_begin(-1, NULL);
181 int MPI_Type_extent(MPI_Datatype datatype, MPI_Aint * extent)
186 smpi_bench_end(-1, NULL);
187 if (datatype == MPI_DATATYPE_NULL) {
188 retval = MPI_ERR_TYPE;
189 } else if (extent == NULL) {
190 retval = MPI_ERR_ARG;
192 retval = smpi_datatype_extent(datatype, &dummy, extent);
194 smpi_bench_begin(-1, NULL);
198 int MPI_Type_lb(MPI_Datatype datatype, MPI_Aint * disp)
202 smpi_bench_end(-1, NULL);
203 if (datatype == MPI_DATATYPE_NULL) {
204 retval = MPI_ERR_TYPE;
205 } else if (disp == NULL) {
206 retval = MPI_ERR_ARG;
208 *disp = smpi_datatype_lb(datatype);
209 retval = MPI_SUCCESS;
211 smpi_bench_begin(-1, NULL);
215 int MPI_Type_ub(MPI_Datatype datatype, MPI_Aint * disp)
219 smpi_bench_end(-1, NULL);
220 if (datatype == MPI_DATATYPE_NULL) {
221 retval = MPI_ERR_TYPE;
222 } else if (disp == NULL) {
223 retval = MPI_ERR_ARG;
225 *disp = smpi_datatype_ub(datatype);
226 retval = MPI_SUCCESS;
228 smpi_bench_begin(-1, NULL);
232 int MPI_Op_create(MPI_User_function * function, int commute, MPI_Op * op)
236 smpi_bench_end(-1, NULL);
237 if (function == NULL || op == NULL) {
238 retval = MPI_ERR_ARG;
240 *op = smpi_op_new(function, commute);
241 retval = MPI_SUCCESS;
243 smpi_bench_begin(-1, NULL);
247 int MPI_Op_free(MPI_Op * op)
251 smpi_bench_end(-1, NULL);
253 retval = MPI_ERR_ARG;
254 } else if (*op == MPI_OP_NULL) {
257 smpi_op_destroy(*op);
259 retval = MPI_SUCCESS;
261 smpi_bench_begin(-1, NULL);
265 int MPI_Group_free(MPI_Group * group)
269 smpi_bench_end(-1, NULL);
271 retval = MPI_ERR_ARG;
273 smpi_group_destroy(*group);
274 *group = MPI_GROUP_NULL;
275 retval = MPI_SUCCESS;
277 smpi_bench_begin(-1, NULL);
281 int MPI_Group_size(MPI_Group group, int *size)
285 smpi_bench_end(-1, NULL);
286 if (group == MPI_GROUP_NULL) {
287 retval = MPI_ERR_GROUP;
288 } else if (size == NULL) {
289 retval = MPI_ERR_ARG;
291 *size = smpi_group_size(group);
292 retval = MPI_SUCCESS;
294 smpi_bench_begin(-1, NULL);
298 int MPI_Group_rank(MPI_Group group, int *rank)
302 smpi_bench_end(-1, NULL);
303 if (group == MPI_GROUP_NULL) {
304 retval = MPI_ERR_GROUP;
305 } else if (rank == NULL) {
306 retval = MPI_ERR_ARG;
308 *rank = smpi_group_rank(group, smpi_process_index());
309 retval = MPI_SUCCESS;
311 smpi_bench_begin(-1, NULL);
315 int MPI_Group_translate_ranks(MPI_Group group1, int n, int *ranks1,
316 MPI_Group group2, int *ranks2)
318 int retval, i, index;
320 smpi_bench_end(-1, NULL);
321 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
322 retval = MPI_ERR_GROUP;
324 for (i = 0; i < n; i++) {
325 index = smpi_group_index(group1, ranks1[i]);
326 ranks2[i] = smpi_group_rank(group2, index);
328 retval = MPI_SUCCESS;
330 smpi_bench_begin(-1, NULL);
334 int MPI_Group_compare(MPI_Group group1, MPI_Group group2, int *result)
338 smpi_bench_end(-1, NULL);
339 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
340 retval = MPI_ERR_GROUP;
341 } else if (result == NULL) {
342 retval = MPI_ERR_ARG;
344 *result = smpi_group_compare(group1, group2);
345 retval = MPI_SUCCESS;
347 smpi_bench_begin(-1, NULL);
351 int MPI_Group_union(MPI_Group group1, MPI_Group group2,
352 MPI_Group * newgroup)
354 int retval, i, proc1, proc2, size, size2;
356 smpi_bench_end(-1, NULL);
357 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
358 retval = MPI_ERR_GROUP;
359 } else if (newgroup == NULL) {
360 retval = MPI_ERR_ARG;
362 size = smpi_group_size(group1);
363 size2 = smpi_group_size(group2);
364 for (i = 0; i < size2; i++) {
365 proc2 = smpi_group_index(group2, i);
366 proc1 = smpi_group_rank(group1, proc2);
367 if (proc1 == MPI_UNDEFINED) {
372 *newgroup = MPI_GROUP_EMPTY;
374 *newgroup = smpi_group_new(size);
375 size2 = smpi_group_size(group1);
376 for (i = 0; i < size2; i++) {
377 proc1 = smpi_group_index(group1, i);
378 smpi_group_set_mapping(*newgroup, proc1, i);
380 for (i = size2; i < size; i++) {
381 proc2 = smpi_group_index(group2, i - size2);
382 smpi_group_set_mapping(*newgroup, proc2, i);
385 smpi_group_use(*newgroup);
386 retval = MPI_SUCCESS;
388 smpi_bench_begin(-1, NULL);
392 int MPI_Group_intersection(MPI_Group group1, MPI_Group group2,
393 MPI_Group * newgroup)
395 int retval, i, proc1, proc2, size, size2;
397 smpi_bench_end(-1, NULL);
398 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
399 retval = MPI_ERR_GROUP;
400 } else if (newgroup == NULL) {
401 retval = MPI_ERR_ARG;
403 size = smpi_group_size(group1);
404 size2 = smpi_group_size(group2);
405 for (i = 0; i < size2; i++) {
406 proc2 = smpi_group_index(group2, i);
407 proc1 = smpi_group_rank(group1, proc2);
408 if (proc1 == MPI_UNDEFINED) {
413 *newgroup = MPI_GROUP_EMPTY;
415 *newgroup = smpi_group_new(size);
416 size2 = smpi_group_size(group1);
417 for (i = 0; i < size2; i++) {
418 proc1 = smpi_group_index(group1, i);
419 proc2 = smpi_group_rank(group2, proc1);
420 if (proc2 != MPI_UNDEFINED) {
421 smpi_group_set_mapping(*newgroup, proc1, i);
425 smpi_group_use(*newgroup);
426 retval = MPI_SUCCESS;
428 smpi_bench_begin(-1, NULL);
432 int MPI_Group_difference(MPI_Group group1, MPI_Group group2,
433 MPI_Group * newgroup)
435 int retval, i, proc1, proc2, size, size2;
437 smpi_bench_end(-1, NULL);
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;
466 smpi_bench_begin(-1, NULL);
470 int MPI_Group_incl(MPI_Group group, int n, int *ranks,
471 MPI_Group * newgroup)
473 int retval, i, index;
475 smpi_bench_end(-1, NULL);
476 if (group == MPI_GROUP_NULL) {
477 retval = MPI_ERR_GROUP;
478 } else if (newgroup == NULL) {
479 retval = MPI_ERR_ARG;
482 *newgroup = MPI_GROUP_EMPTY;
483 } else if (n == smpi_group_size(group)) {
486 *newgroup = smpi_group_new(n);
487 for (i = 0; i < n; i++) {
488 index = smpi_group_index(group, ranks[i]);
489 smpi_group_set_mapping(*newgroup, index, i);
492 smpi_group_use(*newgroup);
493 retval = MPI_SUCCESS;
495 smpi_bench_begin(-1, NULL);
499 int MPI_Group_excl(MPI_Group group, int n, int *ranks,
500 MPI_Group * newgroup)
502 int retval, i, size, rank, index;
504 smpi_bench_end(-1, NULL);
505 if (group == MPI_GROUP_NULL) {
506 retval = MPI_ERR_GROUP;
507 } else if (newgroup == NULL) {
508 retval = MPI_ERR_ARG;
512 } else if (n == smpi_group_size(group)) {
513 *newgroup = MPI_GROUP_EMPTY;
515 size = smpi_group_size(group) - n;
516 *newgroup = smpi_group_new(size);
518 while (rank < size) {
519 for (i = 0; i < n; i++) {
520 if (ranks[i] == rank) {
525 index = smpi_group_index(group, rank);
526 smpi_group_set_mapping(*newgroup, index, rank);
531 smpi_group_use(*newgroup);
532 retval = MPI_SUCCESS;
534 smpi_bench_begin(-1, NULL);
538 int MPI_Group_range_incl(MPI_Group group, int n, int ranges[][3],
539 MPI_Group * newgroup)
541 int retval, i, j, rank, size, index;
543 smpi_bench_end(-1, NULL);
544 if (group == MPI_GROUP_NULL) {
545 retval = MPI_ERR_GROUP;
546 } else if (newgroup == NULL) {
547 retval = MPI_ERR_ARG;
550 *newgroup = MPI_GROUP_EMPTY;
553 for (i = 0; i < n; i++) {
554 for (rank = ranges[i][0]; /* First */
555 rank >= 0 && rank <= ranges[i][1]; /* Last */
556 rank += ranges[i][2] /* Stride */ ) {
560 if (size == smpi_group_size(group)) {
563 *newgroup = smpi_group_new(size);
565 for (i = 0; i < n; i++) {
566 for (rank = ranges[i][0]; /* First */
567 rank >= 0 && rank <= ranges[i][1]; /* Last */
568 rank += ranges[i][2] /* Stride */ ) {
569 index = smpi_group_index(group, rank);
570 smpi_group_set_mapping(*newgroup, index, j);
576 smpi_group_use(*newgroup);
577 retval = MPI_SUCCESS;
579 smpi_bench_begin(-1, NULL);
583 int MPI_Group_range_excl(MPI_Group group, int n, int ranges[][3],
584 MPI_Group * newgroup)
586 int retval, i, newrank, rank, size, index, add;
588 smpi_bench_end(-1, NULL);
589 if (group == MPI_GROUP_NULL) {
590 retval = MPI_ERR_GROUP;
591 } else if (newgroup == NULL) {
592 retval = MPI_ERR_ARG;
597 size = smpi_group_size(group);
598 for (i = 0; i < n; i++) {
599 for (rank = ranges[i][0]; /* First */
600 rank >= 0 && rank <= ranges[i][1]; /* Last */
601 rank += ranges[i][2] /* Stride */ ) {
606 *newgroup = MPI_GROUP_EMPTY;
608 *newgroup = smpi_group_new(size);
610 while (newrank < size) {
611 for (i = 0; i < n; i++) {
613 for (rank = ranges[i][0]; /* First */
614 rank >= 0 && rank <= ranges[i][1]; /* Last */
615 rank += ranges[i][2] /* Stride */ ) {
616 if (rank == newrank) {
622 index = smpi_group_index(group, newrank);
623 smpi_group_set_mapping(*newgroup, index, newrank);
629 smpi_group_use(*newgroup);
630 retval = MPI_SUCCESS;
632 smpi_bench_begin(-1, NULL);
636 int MPI_Comm_rank(MPI_Comm comm, int *rank)
640 smpi_bench_end(-1, NULL);
641 if (comm == MPI_COMM_NULL) {
642 retval = MPI_ERR_COMM;
644 *rank = smpi_comm_rank(comm);
645 retval = MPI_SUCCESS;
647 smpi_bench_begin(-1, NULL);
651 int MPI_Comm_size(MPI_Comm comm, int *size)
655 smpi_bench_end(-1, NULL);
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;
664 smpi_bench_begin(-1, NULL);
668 int MPI_Comm_group(MPI_Comm comm, MPI_Group * group)
672 smpi_bench_end(-1, NULL);
673 if (comm == MPI_COMM_NULL) {
674 retval = MPI_ERR_COMM;
675 } else if (group == NULL) {
676 retval = MPI_ERR_ARG;
678 *group = smpi_comm_group(comm);
679 retval = MPI_SUCCESS;
681 smpi_bench_begin(-1, NULL);
685 int MPI_Comm_compare(MPI_Comm comm1, MPI_Comm comm2, int *result)
689 smpi_bench_end(-1, NULL);
690 if (comm1 == MPI_COMM_NULL || comm2 == MPI_COMM_NULL) {
691 retval = MPI_ERR_COMM;
692 } else if (result == NULL) {
693 retval = MPI_ERR_ARG;
695 if (comm1 == comm2) { /* Same communicators means same groups */
699 smpi_group_compare(smpi_comm_group(comm1),
700 smpi_comm_group(comm2));
701 if (*result == MPI_IDENT) {
702 *result = MPI_CONGRUENT;
705 retval = MPI_SUCCESS;
707 smpi_bench_begin(-1, NULL);
711 int MPI_Comm_dup(MPI_Comm comm, MPI_Comm * newcomm)
715 smpi_bench_end(-1, NULL);
716 if (comm == MPI_COMM_NULL) {
717 retval = MPI_ERR_COMM;
718 } else if (newcomm == NULL) {
719 retval = MPI_ERR_ARG;
721 *newcomm = smpi_comm_new(smpi_comm_group(comm));
722 retval = MPI_SUCCESS;
724 smpi_bench_begin(-1, NULL);
728 int MPI_Comm_create(MPI_Comm comm, MPI_Group group, MPI_Comm * newcomm)
732 smpi_bench_end(-1, NULL);
733 if (comm == MPI_COMM_NULL) {
734 retval = MPI_ERR_COMM;
735 } else if (group == MPI_GROUP_NULL) {
736 retval = MPI_ERR_GROUP;
737 } else if (newcomm == NULL) {
738 retval = MPI_ERR_ARG;
740 *newcomm = smpi_comm_new(group);
741 retval = MPI_SUCCESS;
743 smpi_bench_begin(-1, NULL);
747 int MPI_Comm_free(MPI_Comm * comm)
751 smpi_bench_end(-1, NULL);
753 retval = MPI_ERR_ARG;
754 } else if (*comm == MPI_COMM_NULL) {
755 retval = MPI_ERR_COMM;
757 smpi_comm_destroy(*comm);
758 *comm = MPI_COMM_NULL;
759 retval = MPI_SUCCESS;
761 smpi_bench_begin(-1, NULL);
765 int MPI_Comm_split(MPI_Comm comm, int color, int key, MPI_Comm* comm_out)
769 smpi_bench_end(-1, NULL);
770 if (comm_out == NULL) {
771 retval = MPI_ERR_ARG;
772 } else if (comm == MPI_COMM_NULL) {
773 retval = MPI_ERR_COMM;
775 printf("[%d] gives %d, %d\n", smpi_comm_rank(comm), color, key);
776 *comm_out = smpi_comm_split(comm, color, key);
777 retval = MPI_SUCCESS;
779 smpi_bench_begin(-1, NULL);
783 int MPI_Send_init(void *buf, int count, MPI_Datatype datatype, int dst,
784 int tag, MPI_Comm comm, MPI_Request * request)
787 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
789 smpi_bench_end(rank, "Send_init");
790 if (request == NULL) {
791 retval = MPI_ERR_ARG;
792 } else if (comm == MPI_COMM_NULL) {
793 retval = MPI_ERR_COMM;
795 *request = smpi_mpi_send_init(buf, count, datatype, dst, tag, comm);
796 retval = MPI_SUCCESS;
798 smpi_bench_begin(rank, "Send_init");
802 int MPI_Recv_init(void *buf, int count, MPI_Datatype datatype, int src,
803 int tag, MPI_Comm comm, MPI_Request * request)
806 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
808 smpi_bench_end(rank, "Recv_init");
809 if (request == NULL) {
810 retval = MPI_ERR_ARG;
811 } else if (comm == MPI_COMM_NULL) {
812 retval = MPI_ERR_COMM;
814 *request = smpi_mpi_recv_init(buf, count, datatype, src, tag, comm);
815 retval = MPI_SUCCESS;
817 smpi_bench_begin(rank, "Recv_init");
821 int MPI_Start(MPI_Request * request)
824 MPI_Comm comm = (*request)->comm;
825 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
827 smpi_bench_end(rank, "Start");
828 if (request == NULL) {
829 retval = MPI_ERR_ARG;
831 smpi_mpi_start(*request);
832 retval = MPI_SUCCESS;
834 smpi_bench_begin(rank, "Start");
838 int MPI_Startall(int count, MPI_Request * requests)
841 MPI_Comm comm = count > 0
842 && requests ? requests[0]->comm : MPI_COMM_NULL;
843 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
845 smpi_bench_end(rank, "Startall");
846 if (requests == NULL) {
847 retval = MPI_ERR_ARG;
849 smpi_mpi_startall(count, requests);
850 retval = MPI_SUCCESS;
852 smpi_bench_begin(rank, "Startall");
856 int MPI_Request_free(MPI_Request * request)
859 MPI_Comm comm = (*request)->comm;
860 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
862 smpi_bench_end(rank, "Request_free");
863 if (request == NULL) {
864 retval = MPI_ERR_ARG;
866 smpi_mpi_request_free(request);
867 retval = MPI_SUCCESS;
869 smpi_bench_begin(rank, "Request_free");
873 int MPI_Irecv(void *buf, int count, MPI_Datatype datatype, int src,
874 int tag, MPI_Comm comm, MPI_Request * request)
877 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
879 smpi_bench_end(rank, "Irecv");
881 int src_traced = smpi_group_rank(smpi_comm_group(comm), src);
882 TRACE_smpi_ptp_in(rank, src_traced, rank, __FUNCTION__);
884 if (request == NULL) {
885 retval = MPI_ERR_ARG;
886 } else if (comm == MPI_COMM_NULL) {
887 retval = MPI_ERR_COMM;
889 *request = smpi_mpi_irecv(buf, count, datatype, src, tag, comm);
890 retval = MPI_SUCCESS;
893 TRACE_smpi_ptp_out(rank, src_traced, rank, __FUNCTION__);
894 (*request)->recv = 1;
896 smpi_bench_begin(rank, "Irecv");
900 int MPI_Isend(void *buf, int count, MPI_Datatype datatype, int dst,
901 int tag, MPI_Comm comm, MPI_Request * request)
904 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
906 smpi_bench_end(rank, "Isend");
908 int dst_traced = smpi_group_rank(smpi_comm_group(comm), dst);
909 TRACE_smpi_ptp_in(rank, rank, dst_traced, __FUNCTION__);
910 TRACE_smpi_send(rank, rank, dst_traced);
912 if (request == NULL) {
913 retval = MPI_ERR_ARG;
914 } else if (comm == MPI_COMM_NULL) {
915 retval = MPI_ERR_COMM;
917 *request = smpi_mpi_isend(buf, count, datatype, dst, tag, comm);
918 retval = MPI_SUCCESS;
921 TRACE_smpi_ptp_out(rank, rank, dst_traced, __FUNCTION__);
922 (*request)->send = 1;
924 smpi_bench_begin(rank, "Isend");
928 int MPI_Recv(void *buf, int count, MPI_Datatype datatype, int src, int tag,
929 MPI_Comm comm, MPI_Status * status)
932 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
934 smpi_bench_end(rank, "Recv");
936 int src_traced = smpi_group_rank(smpi_comm_group(comm), src);
937 TRACE_smpi_ptp_in(rank, src_traced, rank, __FUNCTION__);
939 if (comm == MPI_COMM_NULL) {
940 retval = MPI_ERR_COMM;
942 smpi_mpi_recv(buf, count, datatype, src, tag, comm, status);
943 retval = MPI_SUCCESS;
946 TRACE_smpi_ptp_out(rank, src_traced, rank, __FUNCTION__);
947 TRACE_smpi_recv(rank, src_traced, rank);
949 smpi_bench_begin(rank, "Recv");
953 int MPI_Send(void *buf, int count, MPI_Datatype datatype, int dst, int tag,
957 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
959 smpi_bench_end(rank, "Send");
961 int dst_traced = smpi_group_rank(smpi_comm_group(comm), dst);
962 TRACE_smpi_ptp_in(rank, rank, dst_traced, __FUNCTION__);
963 TRACE_smpi_send(rank, rank, dst_traced);
965 if (comm == MPI_COMM_NULL) {
966 retval = MPI_ERR_COMM;
968 smpi_mpi_send(buf, count, datatype, dst, tag, comm);
969 retval = MPI_SUCCESS;
972 TRACE_smpi_ptp_out(rank, rank, dst_traced, __FUNCTION__);
974 smpi_bench_begin(rank, "Send");
978 int MPI_Sendrecv(void *sendbuf, int sendcount, MPI_Datatype sendtype,
979 int dst, int sendtag, void *recvbuf, int recvcount,
980 MPI_Datatype recvtype, int src, int recvtag,
981 MPI_Comm comm, MPI_Status * status)
984 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
986 smpi_bench_end(rank, "Sendrecv");
988 int dst_traced = smpi_group_rank(smpi_comm_group(comm), dst);
989 int src_traced = smpi_group_rank(smpi_comm_group(comm), src);
990 TRACE_smpi_ptp_in(rank, src_traced, dst_traced, __FUNCTION__);
991 TRACE_smpi_send(rank, rank, dst_traced);
992 TRACE_smpi_send(rank, src_traced, rank);
994 if (comm == MPI_COMM_NULL) {
995 retval = MPI_ERR_COMM;
996 } else if (sendtype == MPI_DATATYPE_NULL
997 || recvtype == MPI_DATATYPE_NULL) {
998 retval = MPI_ERR_TYPE;
1000 smpi_mpi_sendrecv(sendbuf, sendcount, sendtype, dst, sendtag, recvbuf,
1001 recvcount, recvtype, src, recvtag, comm, status);
1002 retval = MPI_SUCCESS;
1005 TRACE_smpi_ptp_out(rank, src_traced, dst_traced, __FUNCTION__);
1006 TRACE_smpi_recv(rank, rank, dst_traced);
1007 TRACE_smpi_recv(rank, src_traced, rank);
1009 smpi_bench_begin(rank, "Sendrecv");
1013 int MPI_Sendrecv_replace(void *buf, int count, MPI_Datatype datatype,
1014 int dst, int sendtag, int src, int recvtag,
1015 MPI_Comm comm, MPI_Status * status)
1017 //TODO: suboptimal implementation
1021 size = smpi_datatype_size(datatype) * count;
1022 recvbuf = xbt_new(char, size);
1024 MPI_Sendrecv(buf, count, datatype, dst, sendtag, recvbuf, count,
1025 datatype, src, recvtag, comm, status);
1026 memcpy(buf, recvbuf, size * sizeof(char));
1031 int MPI_Test(MPI_Request * request, int *flag, MPI_Status * status)
1034 int rank = request && (*request)->comm != MPI_COMM_NULL
1035 ? smpi_comm_rank((*request)->comm)
1038 smpi_bench_end(rank, "Test");
1039 if (request == NULL || flag == NULL) {
1040 retval = MPI_ERR_ARG;
1041 } else if (*request == MPI_REQUEST_NULL) {
1042 retval = MPI_ERR_REQUEST;
1044 *flag = smpi_mpi_test(request, status);
1045 retval = MPI_SUCCESS;
1047 smpi_bench_begin(rank, "Test");
1051 int MPI_Testany(int count, MPI_Request requests[], int *index, int *flag,
1052 MPI_Status * status)
1056 smpi_bench_end(-1, NULL); //FIXME
1057 if (index == NULL || flag == NULL) {
1058 retval = MPI_ERR_ARG;
1060 *flag = smpi_mpi_testany(count, requests, index, status);
1061 retval = MPI_SUCCESS;
1063 smpi_bench_begin(-1, NULL);
1067 int MPI_Wait(MPI_Request * request, MPI_Status * status)
1070 int rank = request && (*request)->comm != MPI_COMM_NULL
1071 ? smpi_comm_rank((*request)->comm)
1074 smpi_bench_end(rank, "Wait");
1076 MPI_Group group = smpi_comm_group((*request)->comm);
1077 int src_traced = smpi_group_rank(group, (*request)->src);
1078 int dst_traced = smpi_group_rank(group, (*request)->dst);
1079 int is_wait_for_receive = (*request)->recv;
1080 TRACE_smpi_ptp_in(rank, src_traced, dst_traced, __FUNCTION__);
1082 if (request == NULL) {
1083 retval = MPI_ERR_ARG;
1084 } else if (*request == MPI_REQUEST_NULL) {
1085 retval = MPI_ERR_REQUEST;
1087 smpi_mpi_wait(request, status);
1088 retval = MPI_SUCCESS;
1091 TRACE_smpi_ptp_out(rank, src_traced, dst_traced, __FUNCTION__);
1092 if (is_wait_for_receive) {
1093 TRACE_smpi_recv(rank, src_traced, dst_traced);
1096 smpi_bench_begin(rank, "Wait");
1100 int MPI_Waitany(int count, MPI_Request requests[], int *index,
1101 MPI_Status * status)
1105 smpi_bench_end(-1, NULL); //FIXME
1107 //save requests information for tracing
1109 xbt_dynar_t srcs = xbt_dynar_new(sizeof(int), xbt_free);
1110 xbt_dynar_t dsts = xbt_dynar_new(sizeof(int), xbt_free);
1111 xbt_dynar_t recvs = xbt_dynar_new(sizeof(int), xbt_free);
1112 for (i = 0; i < count; i++) {
1113 MPI_Request req = requests[i]; //already received requests are no longer valid
1115 int *asrc = xbt_new(int, 1);
1116 int *adst = xbt_new(int, 1);
1117 int *arecv = xbt_new(int, 1);
1121 xbt_dynar_insert_at(srcs, i, asrc);
1122 xbt_dynar_insert_at(dsts, i, adst);
1123 xbt_dynar_insert_at(recvs, i, arecv);
1125 int *t = xbt_new(int, 1);
1126 xbt_dynar_insert_at(srcs, i, t);
1127 xbt_dynar_insert_at(dsts, i, t);
1128 xbt_dynar_insert_at(recvs, i, t);
1131 int rank_traced = smpi_comm_rank(MPI_COMM_WORLD);
1132 TRACE_smpi_ptp_in(rank_traced, -1, -1, __FUNCTION__);
1134 if (index == NULL) {
1135 retval = MPI_ERR_ARG;
1137 *index = smpi_mpi_waitany(count, requests, status);
1138 retval = MPI_SUCCESS;
1141 int src_traced, dst_traced, is_wait_for_receive;
1142 xbt_dynar_get_cpy(srcs, *index, &src_traced);
1143 xbt_dynar_get_cpy(dsts, *index, &dst_traced);
1144 xbt_dynar_get_cpy(recvs, *index, &is_wait_for_receive);
1145 if (is_wait_for_receive) {
1146 TRACE_smpi_recv(rank_traced, src_traced, dst_traced);
1148 TRACE_smpi_ptp_out(rank_traced, src_traced, dst_traced, __FUNCTION__);
1149 //clean-up of dynars
1154 smpi_bench_begin(-1, NULL);
1158 int MPI_Waitall(int count, MPI_Request requests[], MPI_Status status[])
1161 smpi_bench_end(-1, NULL); //FIXME
1163 //save information from requests
1165 xbt_dynar_t srcs = xbt_dynar_new(sizeof(int), xbt_free);
1166 xbt_dynar_t dsts = xbt_dynar_new(sizeof(int), xbt_free);
1167 xbt_dynar_t recvs = xbt_dynar_new(sizeof(int), xbt_free);
1168 for (i = 0; i < count; i++) {
1169 MPI_Request req = requests[i]; //all req should be valid in Waitall
1170 int *asrc = xbt_new(int, 1);
1171 int *adst = xbt_new(int, 1);
1172 int *arecv = xbt_new(int, 1);
1176 xbt_dynar_insert_at(srcs, i, asrc);
1177 xbt_dynar_insert_at(dsts, i, adst);
1178 xbt_dynar_insert_at(recvs, i, arecv);
1180 int rank_traced = smpi_comm_rank (MPI_COMM_WORLD);
1181 TRACE_smpi_ptp_in(rank_traced, -1, -1, __FUNCTION__);
1183 smpi_mpi_waitall(count, requests, status);
1185 for (i = 0; i < count; i++) {
1186 int src_traced, dst_traced, is_wait_for_receive;
1187 xbt_dynar_get_cpy(srcs, i, &src_traced);
1188 xbt_dynar_get_cpy(dsts, i, &dst_traced);
1189 xbt_dynar_get_cpy(recvs, i, &is_wait_for_receive);
1190 if (is_wait_for_receive) {
1191 TRACE_smpi_recv(rank_traced, src_traced, dst_traced);
1194 TRACE_smpi_ptp_out(rank_traced, -1, -1, __FUNCTION__);
1195 //clean-up of dynars
1200 smpi_bench_begin(-1, NULL);
1204 int MPI_Waitsome(int incount, MPI_Request requests[], int *outcount,
1205 int *indices, MPI_Status status[])
1209 smpi_bench_end(-1, NULL); //FIXME
1210 if (outcount == NULL || indices == NULL) {
1211 retval = MPI_ERR_ARG;
1213 *outcount = smpi_mpi_waitsome(incount, requests, indices, status);
1214 retval = MPI_SUCCESS;
1216 smpi_bench_begin(-1, NULL);
1220 int MPI_Bcast(void *buf, int count, MPI_Datatype datatype, int root,
1224 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
1226 smpi_bench_end(rank, "Bcast");
1228 int root_traced = smpi_group_rank(smpi_comm_group(comm), root);
1229 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1231 if (comm == MPI_COMM_NULL) {
1232 retval = MPI_ERR_COMM;
1234 smpi_mpi_bcast(buf, count, datatype, root, comm);
1235 retval = MPI_SUCCESS;
1238 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1240 smpi_bench_begin(rank, "Bcast");
1244 int MPI_Barrier(MPI_Comm comm)
1247 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
1249 smpi_bench_end(rank, "Barrier");
1251 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1253 if (comm == MPI_COMM_NULL) {
1254 retval = MPI_ERR_COMM;
1256 smpi_mpi_barrier(comm);
1257 retval = MPI_SUCCESS;
1260 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1262 smpi_bench_begin(rank, "Barrier");
1266 int MPI_Gather(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1267 void *recvbuf, int recvcount, MPI_Datatype recvtype,
1268 int root, MPI_Comm comm)
1271 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
1273 smpi_bench_end(rank, "Gather");
1275 int root_traced = smpi_group_rank(smpi_comm_group(comm), root);
1276 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1278 if (comm == MPI_COMM_NULL) {
1279 retval = MPI_ERR_COMM;
1280 } else if (sendtype == MPI_DATATYPE_NULL
1281 || recvtype == MPI_DATATYPE_NULL) {
1282 retval = MPI_ERR_TYPE;
1284 smpi_mpi_gather(sendbuf, sendcount, sendtype, recvbuf, recvcount,
1285 recvtype, root, comm);
1286 retval = MPI_SUCCESS;
1289 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1291 smpi_bench_begin(rank, "Gather");
1295 int MPI_Gatherv(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1296 void *recvbuf, int *recvcounts, int *displs,
1297 MPI_Datatype recvtype, int root, MPI_Comm comm)
1300 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
1302 smpi_bench_end(rank, "Gatherv");
1304 int root_traced = smpi_group_rank(smpi_comm_group(comm), root);
1305 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1307 if (comm == MPI_COMM_NULL) {
1308 retval = MPI_ERR_COMM;
1309 } else if (sendtype == MPI_DATATYPE_NULL
1310 || recvtype == MPI_DATATYPE_NULL) {
1311 retval = MPI_ERR_TYPE;
1312 } else if (recvcounts == NULL || displs == NULL) {
1313 retval = MPI_ERR_ARG;
1315 smpi_mpi_gatherv(sendbuf, sendcount, sendtype, recvbuf, recvcounts,
1316 displs, recvtype, root, comm);
1317 retval = MPI_SUCCESS;
1320 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1322 smpi_bench_begin(rank, "Gatherv");
1326 int MPI_Allgather(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1327 void *recvbuf, int recvcount, MPI_Datatype recvtype,
1331 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
1333 smpi_bench_end(rank, "Allgather");
1335 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1337 if (comm == MPI_COMM_NULL) {
1338 retval = MPI_ERR_COMM;
1339 } else if (sendtype == MPI_DATATYPE_NULL
1340 || recvtype == MPI_DATATYPE_NULL) {
1341 retval = MPI_ERR_TYPE;
1343 smpi_mpi_allgather(sendbuf, sendcount, sendtype, recvbuf, recvcount,
1345 retval = MPI_SUCCESS;
1348 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1350 smpi_bench_begin(rank, "Allgather");
1354 int MPI_Allgatherv(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1355 void *recvbuf, int *recvcounts, int *displs,
1356 MPI_Datatype recvtype, MPI_Comm comm)
1359 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
1361 smpi_bench_end(rank, "Allgatherv");
1363 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1365 if (comm == MPI_COMM_NULL) {
1366 retval = MPI_ERR_COMM;
1367 } else if (sendtype == MPI_DATATYPE_NULL
1368 || recvtype == MPI_DATATYPE_NULL) {
1369 retval = MPI_ERR_TYPE;
1370 } else if (recvcounts == NULL || displs == NULL) {
1371 retval = MPI_ERR_ARG;
1373 smpi_mpi_allgatherv(sendbuf, sendcount, sendtype, recvbuf, recvcounts,
1374 displs, recvtype, comm);
1375 retval = MPI_SUCCESS;
1378 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1380 smpi_bench_begin(rank, "Allgatherv");
1384 int MPI_Scatter(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1385 void *recvbuf, int recvcount, MPI_Datatype recvtype,
1386 int root, MPI_Comm comm)
1389 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
1391 smpi_bench_end(rank, "Scatter");
1393 int root_traced = smpi_group_rank(smpi_comm_group(comm), root);
1394 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1396 if (comm == MPI_COMM_NULL) {
1397 retval = MPI_ERR_COMM;
1398 } else if (sendtype == MPI_DATATYPE_NULL
1399 || recvtype == MPI_DATATYPE_NULL) {
1400 retval = MPI_ERR_TYPE;
1402 smpi_mpi_scatter(sendbuf, sendcount, sendtype, recvbuf, recvcount,
1403 recvtype, root, comm);
1404 retval = MPI_SUCCESS;
1407 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1409 smpi_bench_begin(rank, "Scatter");
1413 int MPI_Scatterv(void *sendbuf, int *sendcounts, int *displs,
1414 MPI_Datatype sendtype, void *recvbuf, int recvcount,
1415 MPI_Datatype recvtype, int root, MPI_Comm comm)
1418 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
1420 smpi_bench_end(rank, "Scatterv");
1422 int root_traced = smpi_group_rank(smpi_comm_group(comm), root);
1423 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1425 if (comm == MPI_COMM_NULL) {
1426 retval = MPI_ERR_COMM;
1427 } else if (sendtype == MPI_DATATYPE_NULL
1428 || recvtype == MPI_DATATYPE_NULL) {
1429 retval = MPI_ERR_TYPE;
1430 } else if (sendcounts == NULL || displs == NULL) {
1431 retval = MPI_ERR_ARG;
1433 smpi_mpi_scatterv(sendbuf, sendcounts, displs, sendtype, recvbuf,
1434 recvcount, recvtype, root, comm);
1435 retval = MPI_SUCCESS;
1438 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1440 smpi_bench_begin(rank, "Scatterv");
1444 int MPI_Reduce(void *sendbuf, void *recvbuf, int count,
1445 MPI_Datatype datatype, MPI_Op op, int root, MPI_Comm comm)
1448 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
1450 smpi_bench_end(rank, "Reduce");
1452 int root_traced = smpi_group_rank(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 (datatype == MPI_DATATYPE_NULL || op == MPI_OP_NULL) {
1458 retval = MPI_ERR_ARG;
1460 smpi_mpi_reduce(sendbuf, recvbuf, count, datatype, op, root, comm);
1461 retval = MPI_SUCCESS;
1464 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1466 smpi_bench_begin(rank, "Reduce");
1470 int MPI_Allreduce(void *sendbuf, void *recvbuf, int count,
1471 MPI_Datatype datatype, MPI_Op op, MPI_Comm comm)
1474 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
1476 smpi_bench_end(rank, "Allreduce");
1478 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1480 if (comm == MPI_COMM_NULL) {
1481 retval = MPI_ERR_COMM;
1482 } else if (datatype == MPI_DATATYPE_NULL) {
1483 retval = MPI_ERR_TYPE;
1484 } else if (op == MPI_OP_NULL) {
1485 retval = MPI_ERR_OP;
1487 smpi_mpi_allreduce(sendbuf, recvbuf, count, datatype, op, comm);
1488 retval = MPI_SUCCESS;
1491 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1493 smpi_bench_begin(rank, "Allreduce");
1497 int MPI_Scan(void *sendbuf, void *recvbuf, int count,
1498 MPI_Datatype datatype, MPI_Op op, MPI_Comm comm)
1501 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
1503 smpi_bench_end(rank, "Scan");
1505 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1507 if (comm == MPI_COMM_NULL) {
1508 retval = MPI_ERR_COMM;
1509 } else if (datatype == MPI_DATATYPE_NULL) {
1510 retval = MPI_ERR_TYPE;
1511 } else if (op == MPI_OP_NULL) {
1512 retval = MPI_ERR_OP;
1514 smpi_mpi_scan(sendbuf, recvbuf, count, datatype, op, comm);
1515 retval = MPI_SUCCESS;
1518 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1520 smpi_bench_begin(rank, "Scan");
1524 int MPI_Reduce_scatter(void *sendbuf, void *recvbuf, int *recvcounts,
1525 MPI_Datatype datatype, MPI_Op op, MPI_Comm comm)
1527 int retval, i, size, count;
1529 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
1531 smpi_bench_end(rank, "Reduce_scatter");
1533 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1535 if (comm == MPI_COMM_NULL) {
1536 retval = MPI_ERR_COMM;
1537 } else if (datatype == MPI_DATATYPE_NULL) {
1538 retval = MPI_ERR_TYPE;
1539 } else if (op == MPI_OP_NULL) {
1540 retval = MPI_ERR_OP;
1541 } else if (recvcounts == NULL) {
1542 retval = MPI_ERR_ARG;
1544 /* arbitrarily choose root as rank 0 */
1545 /* TODO: faster direct implementation ? */
1546 size = smpi_comm_size(comm);
1548 displs = xbt_new(int, size);
1549 for (i = 0; i < size; i++) {
1550 count += recvcounts[i];
1553 smpi_mpi_reduce(sendbuf, recvbuf, count, datatype, op, 0, comm);
1554 smpi_mpi_scatterv(recvbuf, recvcounts, displs, datatype, recvbuf,
1555 recvcounts[rank], datatype, 0, comm);
1557 retval = MPI_SUCCESS;
1560 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1562 smpi_bench_begin(rank, "Reduce_scatter");
1566 int MPI_Alltoall(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1567 void *recvbuf, int recvcount, MPI_Datatype recvtype,
1570 int retval, size, sendsize;
1571 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
1573 smpi_bench_end(rank, "Alltoall");
1575 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1577 if (comm == MPI_COMM_NULL) {
1578 retval = MPI_ERR_COMM;
1579 } else if (sendtype == MPI_DATATYPE_NULL
1580 || recvtype == MPI_DATATYPE_NULL) {
1581 retval = MPI_ERR_TYPE;
1583 size = smpi_comm_size(comm);
1584 sendsize = smpi_datatype_size(sendtype) * sendcount;
1585 if (sendsize < 200 && size > 12) {
1587 smpi_coll_tuned_alltoall_bruck(sendbuf, sendcount, sendtype,
1588 recvbuf, recvcount, recvtype,
1590 } else if (sendsize < 3000) {
1592 smpi_coll_tuned_alltoall_basic_linear(sendbuf, sendcount,
1594 recvcount, recvtype, comm);
1597 smpi_coll_tuned_alltoall_pairwise(sendbuf, sendcount, sendtype,
1598 recvbuf, recvcount, recvtype,
1603 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1605 smpi_bench_begin(rank, "Alltoall");
1609 int MPI_Alltoallv(void *sendbuf, int *sendcounts, int *senddisps,
1610 MPI_Datatype sendtype, void *recvbuf, int *recvcounts,
1611 int *recvdisps, MPI_Datatype recvtype, MPI_Comm comm)
1614 int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
1616 smpi_bench_end(rank, "Alltoallv");
1618 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1620 if (comm == MPI_COMM_NULL) {
1621 retval = MPI_ERR_COMM;
1622 } else if (sendtype == MPI_DATATYPE_NULL
1623 || recvtype == MPI_DATATYPE_NULL) {
1624 retval = MPI_ERR_TYPE;
1625 } else if (sendcounts == NULL || senddisps == NULL || recvcounts == NULL
1626 || recvdisps == NULL) {
1627 retval = MPI_ERR_ARG;
1630 smpi_coll_basic_alltoallv(sendbuf, sendcounts, senddisps, sendtype,
1631 recvbuf, recvcounts, recvdisps, recvtype,
1635 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1637 smpi_bench_begin(rank, "Alltoallv");
1642 int MPI_Get_processor_name(char *name, int *resultlen)
1644 int retval = MPI_SUCCESS;
1646 smpi_bench_end(-1, NULL);
1647 strncpy(name, SIMIX_host_get_name(SIMIX_host_self()),
1648 MPI_MAX_PROCESSOR_NAME - 1);
1651 MPI_MAX_PROCESSOR_NAME ? MPI_MAX_PROCESSOR_NAME : strlen(name);
1653 smpi_bench_begin(-1, NULL);
1657 int MPI_Get_count(MPI_Status * status, MPI_Datatype datatype, int *count)
1659 int retval = MPI_SUCCESS;
1662 smpi_bench_end(-1, NULL);
1663 if (status == NULL || count == NULL) {
1664 retval = MPI_ERR_ARG;
1665 } else if (datatype == MPI_DATATYPE_NULL) {
1666 retval = MPI_ERR_TYPE;
1668 size = smpi_datatype_size(datatype);
1671 } else if (status->count % size != 0) {
1672 retval = MPI_UNDEFINED;
1674 *count = smpi_mpi_get_count(status, datatype);
1677 smpi_bench_begin(-1, NULL);