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 if(*group!= smpi_comm_group(MPI_COMM_WORLD))// do not free the group of the comm_world
275 smpi_group_destroy(*group);
276 *group = MPI_GROUP_NULL;
277 retval = MPI_SUCCESS;
283 int PMPI_Group_size(MPI_Group group, int *size)
288 if (group == MPI_GROUP_NULL) {
289 retval = MPI_ERR_GROUP;
290 } else if (size == NULL) {
291 retval = MPI_ERR_ARG;
293 *size = smpi_group_size(group);
294 retval = MPI_SUCCESS;
300 int PMPI_Group_rank(MPI_Group group, int *rank)
305 if (group == MPI_GROUP_NULL) {
306 retval = MPI_ERR_GROUP;
307 } else if (rank == NULL) {
308 retval = MPI_ERR_ARG;
310 *rank = smpi_group_rank(group, smpi_process_index());
311 retval = MPI_SUCCESS;
317 int PMPI_Group_translate_ranks(MPI_Group group1, int n, int *ranks1,
318 MPI_Group group2, int *ranks2)
320 int retval, i, index;
323 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
324 retval = MPI_ERR_GROUP;
326 for (i = 0; i < n; i++) {
327 index = smpi_group_index(group1, ranks1[i]);
328 ranks2[i] = smpi_group_rank(group2, index);
330 retval = MPI_SUCCESS;
336 int PMPI_Group_compare(MPI_Group group1, MPI_Group group2, int *result)
341 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
342 retval = MPI_ERR_GROUP;
343 } else if (result == NULL) {
344 retval = MPI_ERR_ARG;
346 *result = smpi_group_compare(group1, group2);
347 retval = MPI_SUCCESS;
353 int PMPI_Group_union(MPI_Group group1, MPI_Group group2,
354 MPI_Group * newgroup)
356 int retval, i, proc1, proc2, size, size2;
359 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
360 retval = MPI_ERR_GROUP;
361 } else if (newgroup == NULL) {
362 retval = MPI_ERR_ARG;
364 size = smpi_group_size(group1);
365 size2 = smpi_group_size(group2);
366 for (i = 0; i < size2; i++) {
367 proc2 = smpi_group_index(group2, i);
368 proc1 = smpi_group_rank(group1, proc2);
369 if (proc1 == MPI_UNDEFINED) {
374 *newgroup = MPI_GROUP_EMPTY;
376 *newgroup = smpi_group_new(size);
377 size2 = smpi_group_size(group1);
378 for (i = 0; i < size2; i++) {
379 proc1 = smpi_group_index(group1, i);
380 smpi_group_set_mapping(*newgroup, proc1, i);
382 for (i = size2; i < size; i++) {
383 proc2 = smpi_group_index(group2, i - size2);
384 smpi_group_set_mapping(*newgroup, proc2, i);
387 smpi_group_use(*newgroup);
388 retval = MPI_SUCCESS;
394 int PMPI_Group_intersection(MPI_Group group1, MPI_Group group2,
395 MPI_Group * newgroup)
397 int retval, i, proc1, proc2, size, size2;
400 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
401 retval = MPI_ERR_GROUP;
402 } else if (newgroup == NULL) {
403 retval = MPI_ERR_ARG;
405 size = smpi_group_size(group1);
406 size2 = smpi_group_size(group2);
407 for (i = 0; i < size2; i++) {
408 proc2 = smpi_group_index(group2, i);
409 proc1 = smpi_group_rank(group1, proc2);
410 if (proc1 == MPI_UNDEFINED) {
415 *newgroup = MPI_GROUP_EMPTY;
417 *newgroup = smpi_group_new(size);
418 size2 = smpi_group_size(group1);
419 for (i = 0; i < size2; i++) {
420 proc1 = smpi_group_index(group1, i);
421 proc2 = smpi_group_rank(group2, proc1);
422 if (proc2 != MPI_UNDEFINED) {
423 smpi_group_set_mapping(*newgroup, proc1, i);
427 smpi_group_use(*newgroup);
428 retval = MPI_SUCCESS;
434 int PMPI_Group_difference(MPI_Group group1, MPI_Group group2, MPI_Group * newgroup)
436 int retval, i, proc1, proc2, size, size2;
439 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
440 retval = MPI_ERR_GROUP;
441 } else if (newgroup == NULL) {
442 retval = MPI_ERR_ARG;
444 size = size2 = smpi_group_size(group1);
445 for (i = 0; i < size2; i++) {
446 proc1 = smpi_group_index(group1, i);
447 proc2 = smpi_group_rank(group2, proc1);
448 if (proc2 != MPI_UNDEFINED) {
453 *newgroup = MPI_GROUP_EMPTY;
455 *newgroup = smpi_group_new(size);
456 for (i = 0; i < size2; i++) {
457 proc1 = smpi_group_index(group1, i);
458 proc2 = smpi_group_rank(group2, proc1);
459 if (proc2 == MPI_UNDEFINED) {
460 smpi_group_set_mapping(*newgroup, proc1, i);
464 smpi_group_use(*newgroup);
465 retval = MPI_SUCCESS;
471 int PMPI_Group_incl(MPI_Group group, int n, int *ranks, MPI_Group * newgroup)
473 int retval, i, index;
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;
499 int PMPI_Group_excl(MPI_Group group, int n, int *ranks, MPI_Group * newgroup)
501 int retval, i, size, rank, index;
504 if (group == MPI_GROUP_NULL) {
505 retval = MPI_ERR_GROUP;
506 } else if (newgroup == NULL) {
507 retval = MPI_ERR_ARG;
511 } else if (n == smpi_group_size(group)) {
512 *newgroup = MPI_GROUP_EMPTY;
514 size = smpi_group_size(group) - n;
515 *newgroup = smpi_group_new(size);
517 while (rank < size) {
518 for (i = 0; i < n; i++) {
519 if (ranks[i] == rank) {
524 index = smpi_group_index(group, rank);
525 smpi_group_set_mapping(*newgroup, index, rank);
530 smpi_group_use(*newgroup);
531 retval = MPI_SUCCESS;
537 int PMPI_Group_range_incl(MPI_Group group, int n, int ranges[][3],
538 MPI_Group * newgroup)
540 int retval, i, j, rank, size, index;
543 if (group == MPI_GROUP_NULL) {
544 retval = MPI_ERR_GROUP;
545 } else if (newgroup == NULL) {
546 retval = MPI_ERR_ARG;
549 *newgroup = MPI_GROUP_EMPTY;
552 for (i = 0; i < n; i++) {
553 for (rank = ranges[i][0]; /* First */
554 rank >= 0 && rank <= ranges[i][1]; /* Last */
555 rank += ranges[i][2] /* Stride */ ) {
559 if (size == smpi_group_size(group)) {
562 *newgroup = smpi_group_new(size);
564 for (i = 0; i < n; i++) {
565 for (rank = ranges[i][0]; /* First */
566 rank >= 0 && rank <= ranges[i][1]; /* Last */
567 rank += ranges[i][2] /* Stride */ ) {
568 index = smpi_group_index(group, rank);
569 smpi_group_set_mapping(*newgroup, index, j);
575 smpi_group_use(*newgroup);
576 retval = MPI_SUCCESS;
582 int PMPI_Group_range_excl(MPI_Group group, int n, int ranges[][3],
583 MPI_Group * newgroup)
585 int retval, i, newrank, rank, size, index, add;
588 if (group == MPI_GROUP_NULL) {
589 retval = MPI_ERR_GROUP;
590 } else if (newgroup == NULL) {
591 retval = MPI_ERR_ARG;
596 size = smpi_group_size(group);
597 for (i = 0; i < n; i++) {
598 for (rank = ranges[i][0]; /* First */
599 rank >= 0 && rank <= ranges[i][1]; /* Last */
600 rank += ranges[i][2] /* Stride */ ) {
605 *newgroup = MPI_GROUP_EMPTY;
607 *newgroup = smpi_group_new(size);
609 while (newrank < size) {
610 for (i = 0; i < n; i++) {
612 for (rank = ranges[i][0]; /* First */
613 rank >= 0 && rank <= ranges[i][1]; /* Last */
614 rank += ranges[i][2] /* Stride */ ) {
615 if (rank == newrank) {
621 index = smpi_group_index(group, newrank);
622 smpi_group_set_mapping(*newgroup, index, newrank);
628 smpi_group_use(*newgroup);
629 retval = MPI_SUCCESS;
635 int PMPI_Comm_rank(MPI_Comm comm, int *rank)
640 if (comm == MPI_COMM_NULL) {
641 retval = MPI_ERR_COMM;
642 } else if (rank == NULL) {
643 retval = MPI_ERR_ARG;
645 *rank = smpi_comm_rank(comm);
646 retval = MPI_SUCCESS;
652 int PMPI_Comm_size(MPI_Comm comm, int *size)
657 if (comm == MPI_COMM_NULL) {
658 retval = MPI_ERR_COMM;
659 } else if (size == NULL) {
660 retval = MPI_ERR_ARG;
662 *size = smpi_comm_size(comm);
663 retval = MPI_SUCCESS;
669 int PMPI_Comm_get_name (MPI_Comm comm, char* name, int* len)
674 if (comm == MPI_COMM_NULL) {
675 retval = MPI_ERR_COMM;
676 } else if (name == NULL || len == NULL) {
677 retval = MPI_ERR_ARG;
679 smpi_comm_get_name(comm, name, len);
680 retval = MPI_SUCCESS;
686 int PMPI_Comm_group(MPI_Comm comm, MPI_Group * group)
691 if (comm == MPI_COMM_NULL) {
692 retval = MPI_ERR_COMM;
693 } else if (group == NULL) {
694 retval = MPI_ERR_ARG;
696 *group = smpi_comm_group(comm);
697 retval = MPI_SUCCESS;
703 int PMPI_Comm_compare(MPI_Comm comm1, MPI_Comm comm2, int *result)
708 if (comm1 == MPI_COMM_NULL || comm2 == MPI_COMM_NULL) {
709 retval = MPI_ERR_COMM;
710 } else if (result == NULL) {
711 retval = MPI_ERR_ARG;
713 if (comm1 == comm2) { /* Same communicators means same groups */
717 smpi_group_compare(smpi_comm_group(comm1),
718 smpi_comm_group(comm2));
719 if (*result == MPI_IDENT) {
720 *result = MPI_CONGRUENT;
723 retval = MPI_SUCCESS;
729 int PMPI_Comm_dup(MPI_Comm comm, MPI_Comm * newcomm)
734 if (comm == MPI_COMM_NULL) {
735 retval = MPI_ERR_COMM;
736 } else if (newcomm == NULL) {
737 retval = MPI_ERR_ARG;
739 *newcomm = smpi_comm_new(smpi_comm_group(comm));
740 retval = MPI_SUCCESS;
746 int PMPI_Comm_create(MPI_Comm comm, MPI_Group group, MPI_Comm * newcomm)
751 if (comm == MPI_COMM_NULL) {
752 retval = MPI_ERR_COMM;
753 } else if (group == MPI_GROUP_NULL) {
754 retval = MPI_ERR_GROUP;
755 } else if (newcomm == NULL) {
756 retval = MPI_ERR_ARG;
758 *newcomm = smpi_comm_new(group);
759 retval = MPI_SUCCESS;
765 int PMPI_Comm_free(MPI_Comm * comm)
771 retval = MPI_ERR_ARG;
772 } else if (*comm == MPI_COMM_NULL) {
773 retval = MPI_ERR_COMM;
775 smpi_comm_destroy(*comm);
776 *comm = MPI_COMM_NULL;
777 retval = MPI_SUCCESS;
783 int PMPI_Comm_disconnect(MPI_Comm * comm)
785 /* TODO: wait until all communication in comm are done */
790 retval = MPI_ERR_ARG;
791 } else if (*comm == MPI_COMM_NULL) {
792 retval = MPI_ERR_COMM;
794 smpi_comm_destroy(*comm);
795 *comm = MPI_COMM_NULL;
796 retval = MPI_SUCCESS;
802 int PMPI_Comm_split(MPI_Comm comm, int color, int key, MPI_Comm* comm_out)
807 if (comm_out == NULL) {
808 retval = MPI_ERR_ARG;
809 } else if (comm == MPI_COMM_NULL) {
810 retval = MPI_ERR_COMM;
812 *comm_out = smpi_comm_split(comm, color, key);
813 retval = MPI_SUCCESS;
819 int PMPI_Send_init(void *buf, int count, MPI_Datatype datatype, int dst,
820 int tag, MPI_Comm comm, MPI_Request * request)
825 if (request == NULL) {
826 retval = MPI_ERR_ARG;
827 } else if (comm == MPI_COMM_NULL) {
828 retval = MPI_ERR_COMM;
829 } else if (dst == MPI_PROC_NULL) {
830 retval = MPI_SUCCESS;
832 *request = smpi_mpi_send_init(buf, count, datatype, dst, tag, comm);
833 retval = MPI_SUCCESS;
839 int PMPI_Recv_init(void *buf, int count, MPI_Datatype datatype, int src,
840 int tag, MPI_Comm comm, MPI_Request * request)
845 if (request == NULL) {
846 retval = MPI_ERR_ARG;
847 } else if (comm == MPI_COMM_NULL) {
848 retval = MPI_ERR_COMM;
849 } else if (src == MPI_PROC_NULL) {
850 retval = MPI_SUCCESS;
852 *request = smpi_mpi_recv_init(buf, count, datatype, src, tag, comm);
853 retval = MPI_SUCCESS;
859 int PMPI_Start(MPI_Request * request)
864 if (request == NULL || *request == MPI_REQUEST_NULL) {
865 retval = MPI_ERR_ARG;
867 smpi_mpi_start(*request);
868 retval = MPI_SUCCESS;
874 int PMPI_Startall(int count, MPI_Request * requests)
879 if (requests == NULL) {
880 retval = MPI_ERR_ARG;
882 smpi_mpi_startall(count, requests);
883 retval = MPI_SUCCESS;
889 int PMPI_Request_free(MPI_Request * request)
894 if (request == MPI_REQUEST_NULL) {
895 retval = MPI_ERR_ARG;
897 smpi_mpi_request_free(request);
898 retval = MPI_SUCCESS;
904 int PMPI_Irecv(void *buf, int count, MPI_Datatype datatype, int src,
905 int tag, MPI_Comm comm, MPI_Request * request)
911 if (request == NULL) {
912 retval = MPI_ERR_ARG;
913 } else if (comm == MPI_COMM_NULL) {
914 retval = MPI_ERR_COMM;
915 } else if (src == MPI_PROC_NULL) {
916 *request = MPI_REQUEST_NULL;
917 retval = MPI_SUCCESS;
918 } else if (src!=MPI_ANY_SOURCE && (src >= smpi_group_size(smpi_comm_group(comm)) || src <0)){
919 retval = MPI_ERR_COMM;
920 } else if (count < 0) {
921 retval = MPI_ERR_COUNT;
922 } else if (buf==NULL && count > 0) {
923 retval = MPI_ERR_COUNT;
924 } else if (datatype == MPI_DATATYPE_NULL){
925 retval = MPI_ERR_TYPE;
926 } else if(tag<0 && tag != MPI_ANY_TAG){
927 retval = MPI_ERR_TAG;
931 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
932 int src_traced = smpi_group_index(smpi_comm_group(comm), src);
933 TRACE_smpi_ptp_in(rank, src_traced, rank, __FUNCTION__);
936 *request = smpi_mpi_irecv(buf, count, datatype, src, tag, comm);
937 retval = MPI_SUCCESS;
940 TRACE_smpi_ptp_out(rank, src_traced, rank, __FUNCTION__);
941 (*request)->recv = 1;
950 int PMPI_Isend(void *buf, int count, MPI_Datatype datatype, int dst,
951 int tag, MPI_Comm comm, MPI_Request * request)
956 if (request == NULL) {
957 retval = MPI_ERR_ARG;
958 } else if (comm == MPI_COMM_NULL) {
959 retval = MPI_ERR_COMM;
960 } else if (dst == MPI_PROC_NULL) {
961 *request = MPI_REQUEST_NULL;
962 retval = MPI_SUCCESS;
963 } else if (dst >= smpi_group_size(smpi_comm_group(comm)) || dst <0){
964 retval = MPI_ERR_COMM;
965 } else if (count < 0) {
966 retval = MPI_ERR_COUNT;
967 } else if (buf==NULL && count > 0) {
968 retval = MPI_ERR_COUNT;
969 } else if (datatype == MPI_DATATYPE_NULL){
970 retval = MPI_ERR_TYPE;
971 } else if(tag<0 && tag != MPI_ANY_TAG){
972 retval = MPI_ERR_TAG;
976 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
977 TRACE_smpi_computing_out(rank);
978 int dst_traced = smpi_group_index(smpi_comm_group(comm), dst);
979 TRACE_smpi_ptp_in(rank, rank, dst_traced, __FUNCTION__);
980 TRACE_smpi_send(rank, rank, dst_traced);
983 *request = smpi_mpi_isend(buf, count, datatype, dst, tag, comm);
984 retval = MPI_SUCCESS;
987 TRACE_smpi_ptp_out(rank, rank, dst_traced, __FUNCTION__);
988 (*request)->send = 1;
989 TRACE_smpi_computing_in(rank);
999 int PMPI_Recv(void *buf, int count, MPI_Datatype datatype, int src, int tag,
1000 MPI_Comm comm, MPI_Status * status)
1006 if (comm == MPI_COMM_NULL) {
1007 retval = MPI_ERR_COMM;
1008 } else if (src == MPI_PROC_NULL) {
1009 smpi_empty_status(status);
1010 status->MPI_SOURCE = MPI_PROC_NULL;
1011 retval = MPI_SUCCESS;
1012 } else if (src!=MPI_ANY_SOURCE && (src >= smpi_group_size(smpi_comm_group(comm)) || src <0)){
1013 retval = MPI_ERR_COMM;
1014 } else if (count < 0) {
1015 retval = MPI_ERR_COUNT;
1016 } else if (buf==NULL && count > 0) {
1017 retval = MPI_ERR_COUNT;
1018 } else if (datatype == MPI_DATATYPE_NULL){
1019 retval = MPI_ERR_TYPE;
1020 } else if(tag<0 && tag != MPI_ANY_TAG){
1021 retval = MPI_ERR_TAG;
1024 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1025 int src_traced = smpi_group_index(smpi_comm_group(comm), src);
1026 TRACE_smpi_computing_out(rank);
1028 TRACE_smpi_ptp_in(rank, src_traced, rank, __FUNCTION__);
1031 smpi_mpi_recv(buf, count, datatype, src, tag, comm, status);
1032 retval = MPI_SUCCESS;
1035 //the src may not have been known at the beginning of the recv (MPI_ANY_SOURCE)
1036 if(status!=MPI_STATUS_IGNORE)src_traced = smpi_group_index(smpi_comm_group(comm), status->MPI_SOURCE);
1037 TRACE_smpi_ptp_out(rank, src_traced, rank, __FUNCTION__);
1038 TRACE_smpi_recv(rank, src_traced, rank);
1039 TRACE_smpi_computing_in(rank);
1047 int PMPI_Send(void *buf, int count, MPI_Datatype datatype, int dst, int tag,
1054 if (comm == MPI_COMM_NULL) {
1055 retval = MPI_ERR_COMM;
1056 } else if (dst == MPI_PROC_NULL) {
1057 retval = MPI_SUCCESS;
1058 } else if (dst >= smpi_group_size(smpi_comm_group(comm)) || dst <0){
1059 retval = MPI_ERR_COMM;
1060 } else if (count < 0) {
1061 retval = MPI_ERR_COUNT;
1062 } else if (buf==NULL && count > 0) {
1063 retval = MPI_ERR_COUNT;
1064 } else if (datatype == MPI_DATATYPE_NULL){
1065 retval = MPI_ERR_TYPE;
1066 } else if(tag<0 && tag != MPI_ANY_TAG){
1067 retval = MPI_ERR_TAG;
1071 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1072 TRACE_smpi_computing_out(rank);
1073 int dst_traced = smpi_group_index(smpi_comm_group(comm), dst);
1074 TRACE_smpi_ptp_in(rank, rank, dst_traced, __FUNCTION__);
1075 TRACE_smpi_send(rank, rank, dst_traced);
1078 smpi_mpi_send(buf, count, datatype, dst, tag, comm);
1079 retval = MPI_SUCCESS;
1082 TRACE_smpi_ptp_out(rank, rank, dst_traced, __FUNCTION__);
1083 TRACE_smpi_computing_in(rank);
1091 int PMPI_Sendrecv(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1092 int dst, int sendtag, void *recvbuf, int recvcount,
1093 MPI_Datatype recvtype, int src, int recvtag,
1094 MPI_Comm comm, MPI_Status * status)
1100 if (comm == MPI_COMM_NULL) {
1101 retval = MPI_ERR_COMM;
1102 } else if (sendtype == MPI_DATATYPE_NULL
1103 || recvtype == MPI_DATATYPE_NULL) {
1104 retval = MPI_ERR_TYPE;
1105 } else if (src == MPI_PROC_NULL || dst == MPI_PROC_NULL) {
1106 smpi_empty_status(status);
1107 status->MPI_SOURCE = MPI_PROC_NULL;
1108 retval = MPI_SUCCESS;
1109 }else if (dst >= smpi_group_size(smpi_comm_group(comm)) || dst <0 ||
1110 (src!=MPI_ANY_SOURCE && (src >= smpi_group_size(smpi_comm_group(comm)) || src <0))){
1111 retval = MPI_ERR_COMM;
1112 } else if (sendcount < 0 || recvcount<0) {
1113 retval = MPI_ERR_COUNT;
1114 } else if ((sendbuf==NULL && sendcount > 0)||(recvbuf==NULL && recvcount>0)) {
1115 retval = MPI_ERR_COUNT;
1116 } else if((sendtag<0 && sendtag != MPI_ANY_TAG)||(recvtag<0 && recvtag != MPI_ANY_TAG)){
1117 retval = MPI_ERR_TAG;
1121 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1122 TRACE_smpi_computing_out(rank);
1123 int dst_traced = smpi_group_index(smpi_comm_group(comm), dst);
1124 int src_traced = smpi_group_index(smpi_comm_group(comm), src);
1125 TRACE_smpi_ptp_in(rank, src_traced, dst_traced, __FUNCTION__);
1126 TRACE_smpi_send(rank, rank, dst_traced);
1127 TRACE_smpi_send(rank, src_traced, rank);
1131 smpi_mpi_sendrecv(sendbuf, sendcount, sendtype, dst, sendtag, recvbuf,
1132 recvcount, recvtype, src, recvtag, comm, status);
1133 retval = MPI_SUCCESS;
1136 TRACE_smpi_ptp_out(rank, src_traced, dst_traced, __FUNCTION__);
1137 TRACE_smpi_recv(rank, rank, dst_traced);
1138 TRACE_smpi_recv(rank, src_traced, rank);
1139 TRACE_smpi_computing_in(rank);
1148 int PMPI_Sendrecv_replace(void *buf, int count, MPI_Datatype datatype,
1149 int dst, int sendtag, int src, int recvtag,
1150 MPI_Comm comm, MPI_Status * status)
1152 //TODO: suboptimal implementation
1156 size = smpi_datatype_size(datatype) * count;
1157 recvbuf = xbt_new(char, size);
1159 MPI_Sendrecv(buf, count, datatype, dst, sendtag, recvbuf, count,
1160 datatype, src, recvtag, comm, status);
1161 memcpy(buf, recvbuf, size * sizeof(char));
1166 int PMPI_Test(MPI_Request * request, int *flag, MPI_Status * status)
1171 if (request == MPI_REQUEST_NULL || flag == NULL) {
1172 retval = MPI_ERR_ARG;
1173 } else if (*request == MPI_REQUEST_NULL) {
1175 retval = MPI_ERR_REQUEST;
1177 *flag = smpi_mpi_test(request, status);
1178 retval = MPI_SUCCESS;
1184 int PMPI_Testany(int count, MPI_Request requests[], int *index, int *flag,
1185 MPI_Status * status)
1190 if (index == NULL || flag == NULL) {
1191 retval = MPI_ERR_ARG;
1193 *flag = smpi_mpi_testany(count, requests, index, status);
1194 retval = MPI_SUCCESS;
1200 int PMPI_Testall(int count, MPI_Request* requests, int* flag, MPI_Status* statuses)
1206 retval = MPI_ERR_ARG;
1208 *flag = smpi_mpi_testall(count, requests, statuses);
1209 retval = MPI_SUCCESS;
1215 int PMPI_Probe(int source, int tag, MPI_Comm comm, MPI_Status* status) {
1219 if (status == NULL) {
1220 retval = MPI_ERR_ARG;
1221 } else if (comm == MPI_COMM_NULL) {
1222 retval = MPI_ERR_COMM;
1223 } else if (source == MPI_PROC_NULL) {
1224 smpi_empty_status(status);
1225 status->MPI_SOURCE = MPI_PROC_NULL;
1226 retval = MPI_SUCCESS;
1228 smpi_mpi_probe(source, tag, comm, status);
1229 retval = MPI_SUCCESS;
1236 int PMPI_Iprobe(int source, int tag, MPI_Comm comm, int* flag, MPI_Status* status) {
1241 retval = MPI_ERR_ARG;
1242 } else if (status == NULL) {
1243 retval = MPI_ERR_ARG;
1244 } else if (comm == MPI_COMM_NULL) {
1245 retval = MPI_ERR_COMM;
1246 } else if (source == MPI_PROC_NULL) {
1247 smpi_empty_status(status);
1248 status->MPI_SOURCE = MPI_PROC_NULL;
1249 retval = MPI_SUCCESS;
1251 smpi_mpi_iprobe(source, tag, comm, flag, status);
1252 retval = MPI_SUCCESS;
1258 int PMPI_Wait(MPI_Request * request, MPI_Status * status)
1264 if (request == NULL) {
1265 retval = MPI_ERR_ARG;
1266 } else if (*request == MPI_REQUEST_NULL) {
1267 retval = MPI_ERR_REQUEST;
1271 int rank = request && (*request)->comm != MPI_COMM_NULL
1272 ? smpi_process_index()
1274 TRACE_smpi_computing_out(rank);
1276 MPI_Group group = smpi_comm_group((*request)->comm);
1277 int src_traced = smpi_group_index(group, (*request)->src);
1278 int dst_traced = smpi_group_index(group, (*request)->dst);
1279 int is_wait_for_receive = (*request)->recv;
1280 TRACE_smpi_ptp_in(rank, src_traced, dst_traced, __FUNCTION__);
1283 smpi_mpi_wait(request, status);
1284 retval = MPI_SUCCESS;
1287 TRACE_smpi_ptp_out(rank, src_traced, dst_traced, __FUNCTION__);
1288 if (is_wait_for_receive) {
1289 TRACE_smpi_recv(rank, src_traced, dst_traced);
1291 TRACE_smpi_computing_in(rank);
1300 int PMPI_Waitany(int count, MPI_Request requests[], int *index, MPI_Status * status)
1306 //save requests information for tracing
1308 xbt_dynar_t srcs = xbt_dynar_new(sizeof(int), NULL);
1309 xbt_dynar_t dsts = xbt_dynar_new(sizeof(int), NULL);
1310 xbt_dynar_t recvs = xbt_dynar_new(sizeof(int), NULL);
1311 for (i = 0; i < count; i++) {
1312 MPI_Request req = requests[i]; //already received requests are no longer valid
1314 int *asrc = xbt_new(int, 1);
1315 int *adst = xbt_new(int, 1);
1316 int *arecv = xbt_new(int, 1);
1320 xbt_dynar_insert_at(srcs, i, asrc);
1321 xbt_dynar_insert_at(dsts, i, adst);
1322 xbt_dynar_insert_at(recvs, i, arecv);
1327 int *t = xbt_new(int, 1);
1328 xbt_dynar_insert_at(srcs, i, t);
1329 xbt_dynar_insert_at(dsts, i, t);
1330 xbt_dynar_insert_at(recvs, i, t);
1334 int rank_traced = smpi_process_index();
1335 TRACE_smpi_computing_out(rank_traced);
1337 TRACE_smpi_ptp_in(rank_traced, -1, -1, __FUNCTION__);
1340 if (index == NULL) {
1341 retval = MPI_ERR_ARG;
1343 *index = smpi_mpi_waitany(count, requests, status);
1344 retval = MPI_SUCCESS;
1347 if(*index!=MPI_UNDEFINED){
1348 int src_traced, dst_traced, is_wait_for_receive;
1349 xbt_dynar_get_cpy(srcs, *index, &src_traced);
1350 xbt_dynar_get_cpy(dsts, *index, &dst_traced);
1351 xbt_dynar_get_cpy(recvs, *index, &is_wait_for_receive);
1352 if (is_wait_for_receive) {
1353 TRACE_smpi_recv(rank_traced, src_traced, dst_traced);
1355 TRACE_smpi_ptp_out(rank_traced, src_traced, dst_traced, __FUNCTION__);
1356 //clean-up of dynars
1357 xbt_dynar_free(&srcs);
1358 xbt_dynar_free(&dsts);
1359 xbt_dynar_free(&recvs);
1361 TRACE_smpi_computing_in(rank_traced);
1369 int PMPI_Waitall(int count, MPI_Request requests[], MPI_Status status[])
1374 //save information from requests
1376 xbt_dynar_t srcs = xbt_dynar_new(sizeof(int), NULL);
1377 xbt_dynar_t dsts = xbt_dynar_new(sizeof(int), NULL);
1378 xbt_dynar_t recvs = xbt_dynar_new(sizeof(int), NULL);
1379 for (i = 0; i < count; i++) {
1380 MPI_Request req = requests[i];
1382 int *asrc = xbt_new(int, 1);
1383 int *adst = xbt_new(int, 1);
1384 int *arecv = xbt_new(int, 1);
1388 xbt_dynar_insert_at(srcs, i, asrc);
1389 xbt_dynar_insert_at(dsts, i, adst);
1390 xbt_dynar_insert_at(recvs, i, arecv);
1395 int *t = xbt_new(int, 1);
1396 xbt_dynar_insert_at(srcs, i, t);
1397 xbt_dynar_insert_at(dsts, i, t);
1398 xbt_dynar_insert_at(recvs, i, t);
1402 int rank_traced = smpi_process_index();
1403 TRACE_smpi_computing_out(rank_traced);
1405 TRACE_smpi_ptp_in(rank_traced, -1, -1, __FUNCTION__);
1407 smpi_mpi_waitall(count, requests, status);
1409 for (i = 0; i < count; i++) {
1410 int src_traced, dst_traced, is_wait_for_receive;
1411 xbt_dynar_get_cpy(srcs, i, &src_traced);
1412 xbt_dynar_get_cpy(dsts, i, &dst_traced);
1413 xbt_dynar_get_cpy(recvs, i, &is_wait_for_receive);
1414 if (is_wait_for_receive) {
1415 TRACE_smpi_recv(rank_traced, src_traced, dst_traced);
1418 TRACE_smpi_ptp_out(rank_traced, -1, -1, __FUNCTION__);
1419 //clean-up of dynars
1420 xbt_dynar_free(&srcs);
1421 xbt_dynar_free(&dsts);
1422 xbt_dynar_free(&recvs);
1423 TRACE_smpi_computing_in(rank_traced);
1429 int PMPI_Waitsome(int incount, MPI_Request requests[], int *outcount,
1430 int *indices, MPI_Status status[])
1435 if (outcount == NULL || indices == NULL) {
1436 retval = MPI_ERR_ARG;
1438 *outcount = smpi_mpi_waitsome(incount, requests, indices, status);
1439 retval = MPI_SUCCESS;
1445 int PMPI_Testsome(int incount, MPI_Request requests[], int* outcount,
1446 int* indices, MPI_Status status[])
1451 if (outcount == NULL || indices == NULL) {
1452 retval = MPI_ERR_ARG;
1454 *outcount = smpi_mpi_testsome(incount, requests, indices, status);
1455 retval = MPI_SUCCESS;
1462 int PMPI_Bcast(void *buf, int count, MPI_Datatype datatype, int root, MPI_Comm comm)
1468 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1469 TRACE_smpi_computing_out(rank);
1470 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1471 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1473 if (comm == MPI_COMM_NULL) {
1474 retval = MPI_ERR_COMM;
1476 smpi_mpi_bcast(buf, count, datatype, root, comm);
1477 retval = MPI_SUCCESS;
1480 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1481 TRACE_smpi_computing_in(rank);
1487 int PMPI_Barrier(MPI_Comm comm)
1493 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1494 TRACE_smpi_computing_out(rank);
1495 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1497 if (comm == MPI_COMM_NULL) {
1498 retval = MPI_ERR_COMM;
1500 smpi_mpi_barrier(comm);
1501 retval = MPI_SUCCESS;
1504 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1505 TRACE_smpi_computing_in(rank);
1511 int PMPI_Gather(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1512 void *recvbuf, int recvcount, MPI_Datatype recvtype,
1513 int root, MPI_Comm comm)
1519 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1520 TRACE_smpi_computing_out(rank);
1521 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1522 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1524 if (comm == MPI_COMM_NULL) {
1525 retval = MPI_ERR_COMM;
1526 } else if (sendtype == MPI_DATATYPE_NULL
1527 || recvtype == MPI_DATATYPE_NULL) {
1528 retval = MPI_ERR_TYPE;
1530 smpi_mpi_gather(sendbuf, sendcount, sendtype, recvbuf, recvcount,
1531 recvtype, root, comm);
1532 retval = MPI_SUCCESS;
1535 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1536 TRACE_smpi_computing_in(rank);
1542 int PMPI_Gatherv(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1543 void *recvbuf, int *recvcounts, int *displs,
1544 MPI_Datatype recvtype, int root, MPI_Comm comm)
1550 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1551 TRACE_smpi_computing_out(rank);
1552 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1553 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1555 if (comm == MPI_COMM_NULL) {
1556 retval = MPI_ERR_COMM;
1557 } else if (sendtype == MPI_DATATYPE_NULL
1558 || recvtype == MPI_DATATYPE_NULL) {
1559 retval = MPI_ERR_TYPE;
1560 } else if (recvcounts == NULL || displs == NULL) {
1561 retval = MPI_ERR_ARG;
1563 smpi_mpi_gatherv(sendbuf, sendcount, sendtype, recvbuf, recvcounts,
1564 displs, recvtype, root, comm);
1565 retval = MPI_SUCCESS;
1568 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1569 TRACE_smpi_computing_in(rank);
1575 int PMPI_Allgather(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1576 void *recvbuf, int recvcount, MPI_Datatype recvtype,
1583 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1584 TRACE_smpi_computing_out(rank);
1585 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1587 if (comm == MPI_COMM_NULL) {
1588 retval = MPI_ERR_COMM;
1589 } else if (sendtype == MPI_DATATYPE_NULL
1590 || recvtype == MPI_DATATYPE_NULL) {
1591 retval = MPI_ERR_TYPE;
1593 smpi_mpi_allgather(sendbuf, sendcount, sendtype, recvbuf, recvcount,
1595 retval = MPI_SUCCESS;
1598 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1604 int PMPI_Allgatherv(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1605 void *recvbuf, int *recvcounts, int *displs,
1606 MPI_Datatype recvtype, MPI_Comm comm)
1612 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1613 TRACE_smpi_computing_out(rank);
1614 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1616 if (comm == MPI_COMM_NULL) {
1617 retval = MPI_ERR_COMM;
1618 } else if (sendtype == MPI_DATATYPE_NULL
1619 || recvtype == MPI_DATATYPE_NULL) {
1620 retval = MPI_ERR_TYPE;
1621 } else if (recvcounts == NULL || displs == NULL) {
1622 retval = MPI_ERR_ARG;
1624 smpi_mpi_allgatherv(sendbuf, sendcount, sendtype, recvbuf, recvcounts,
1625 displs, recvtype, comm);
1626 retval = MPI_SUCCESS;
1629 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1630 TRACE_smpi_computing_in(rank);
1636 int PMPI_Scatter(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1637 void *recvbuf, int recvcount, MPI_Datatype recvtype,
1638 int root, MPI_Comm comm)
1644 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1645 TRACE_smpi_computing_out(rank);
1646 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1648 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1650 if (comm == MPI_COMM_NULL) {
1651 retval = MPI_ERR_COMM;
1652 } else if (sendtype == MPI_DATATYPE_NULL
1653 || recvtype == MPI_DATATYPE_NULL) {
1654 retval = MPI_ERR_TYPE;
1656 smpi_mpi_scatter(sendbuf, sendcount, sendtype, recvbuf, recvcount,
1657 recvtype, root, comm);
1658 retval = MPI_SUCCESS;
1661 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1662 TRACE_smpi_computing_in(rank);
1668 int PMPI_Scatterv(void *sendbuf, int *sendcounts, int *displs,
1669 MPI_Datatype sendtype, void *recvbuf, int recvcount,
1670 MPI_Datatype recvtype, int root, MPI_Comm comm)
1676 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1677 TRACE_smpi_computing_out(rank);
1678 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1679 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1681 if (comm == MPI_COMM_NULL) {
1682 retval = MPI_ERR_COMM;
1683 } else if (sendtype == MPI_DATATYPE_NULL
1684 || recvtype == MPI_DATATYPE_NULL) {
1685 retval = MPI_ERR_TYPE;
1686 } else if (sendcounts == NULL || displs == NULL) {
1687 retval = MPI_ERR_ARG;
1689 smpi_mpi_scatterv(sendbuf, sendcounts, displs, sendtype, recvbuf,
1690 recvcount, recvtype, root, comm);
1691 retval = MPI_SUCCESS;
1694 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1695 TRACE_smpi_computing_in(rank);
1701 int PMPI_Reduce(void *sendbuf, void *recvbuf, int count,
1702 MPI_Datatype datatype, MPI_Op op, int root, MPI_Comm comm)
1708 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1709 TRACE_smpi_computing_out(rank);
1710 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1711 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1713 if (comm == MPI_COMM_NULL) {
1714 retval = MPI_ERR_COMM;
1715 } else if (datatype == MPI_DATATYPE_NULL || op == MPI_OP_NULL) {
1716 retval = MPI_ERR_ARG;
1718 smpi_mpi_reduce(sendbuf, recvbuf, count, datatype, op, root, comm);
1719 retval = MPI_SUCCESS;
1722 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1723 TRACE_smpi_computing_in(rank);
1729 int PMPI_Allreduce(void *sendbuf, void *recvbuf, int count,
1730 MPI_Datatype datatype, MPI_Op op, MPI_Comm comm)
1736 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1737 TRACE_smpi_computing_out(rank);
1738 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1740 if (comm == MPI_COMM_NULL) {
1741 retval = MPI_ERR_COMM;
1742 } else if (datatype == MPI_DATATYPE_NULL) {
1743 retval = MPI_ERR_TYPE;
1744 } else if (op == MPI_OP_NULL) {
1745 retval = MPI_ERR_OP;
1747 smpi_mpi_allreduce(sendbuf, recvbuf, count, datatype, op, comm);
1748 retval = MPI_SUCCESS;
1751 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1752 TRACE_smpi_computing_in(rank);
1758 int PMPI_Scan(void *sendbuf, void *recvbuf, int count,
1759 MPI_Datatype datatype, MPI_Op op, MPI_Comm comm)
1765 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1766 TRACE_smpi_computing_out(rank);
1767 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1769 if (comm == MPI_COMM_NULL) {
1770 retval = MPI_ERR_COMM;
1771 } else if (datatype == MPI_DATATYPE_NULL) {
1772 retval = MPI_ERR_TYPE;
1773 } else if (op == MPI_OP_NULL) {
1774 retval = MPI_ERR_OP;
1776 smpi_mpi_scan(sendbuf, recvbuf, count, datatype, op, comm);
1777 retval = MPI_SUCCESS;
1780 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1781 TRACE_smpi_computing_in(rank);
1787 int PMPI_Reduce_scatter(void *sendbuf, void *recvbuf, int *recvcounts,
1788 MPI_Datatype datatype, MPI_Op op, MPI_Comm comm)
1790 int retval, i, size, count;
1792 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1796 TRACE_smpi_computing_out(rank);
1797 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1799 if (comm == MPI_COMM_NULL) {
1800 retval = MPI_ERR_COMM;
1801 } else if (datatype == MPI_DATATYPE_NULL) {
1802 retval = MPI_ERR_TYPE;
1803 } else if (op == MPI_OP_NULL) {
1804 retval = MPI_ERR_OP;
1805 } else if (recvcounts == NULL) {
1806 retval = MPI_ERR_ARG;
1808 /* arbitrarily choose root as rank 0 */
1809 /* TODO: faster direct implementation ? */
1810 size = smpi_comm_size(comm);
1812 displs = xbt_new(int, size);
1813 for (i = 0; i < size; i++) {
1814 count += recvcounts[i];
1817 smpi_mpi_reduce(sendbuf, recvbuf, count, datatype, op, 0, comm);
1818 smpi_mpi_scatterv(recvbuf, recvcounts, displs, datatype, recvbuf,
1819 recvcounts[rank], datatype, 0, comm);
1821 retval = MPI_SUCCESS;
1824 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1825 TRACE_smpi_computing_in(rank);
1831 int PMPI_Alltoall(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1832 void *recvbuf, int recvcount, MPI_Datatype recvtype,
1835 int retval, size, sendsize;
1839 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1840 TRACE_smpi_computing_out(rank);
1841 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1843 if (comm == MPI_COMM_NULL) {
1844 retval = MPI_ERR_COMM;
1845 } else if (sendtype == MPI_DATATYPE_NULL
1846 || recvtype == MPI_DATATYPE_NULL) {
1847 retval = MPI_ERR_TYPE;
1849 size = smpi_comm_size(comm);
1850 sendsize = smpi_datatype_size(sendtype) * sendcount;
1851 if (sendsize < 200 && size > 12) {
1853 smpi_coll_tuned_alltoall_bruck(sendbuf, sendcount, sendtype,
1854 recvbuf, recvcount, recvtype,
1856 } else if (sendsize < 3000) {
1858 smpi_coll_tuned_alltoall_basic_linear(sendbuf, sendcount,
1860 recvcount, recvtype, comm);
1863 smpi_coll_tuned_alltoall_pairwise(sendbuf, sendcount, sendtype,
1864 recvbuf, recvcount, recvtype,
1869 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1870 TRACE_smpi_computing_in(rank);
1876 int PMPI_Alltoallv(void *sendbuf, int *sendcounts, int *senddisps,
1877 MPI_Datatype sendtype, void *recvbuf, int *recvcounts,
1878 int *recvdisps, MPI_Datatype recvtype, MPI_Comm comm)
1884 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1885 TRACE_smpi_computing_out(rank);
1886 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1888 if (comm == MPI_COMM_NULL) {
1889 retval = MPI_ERR_COMM;
1890 } else if (sendtype == MPI_DATATYPE_NULL
1891 || recvtype == MPI_DATATYPE_NULL) {
1892 retval = MPI_ERR_TYPE;
1893 } else if (sendcounts == NULL || senddisps == NULL || recvcounts == NULL
1894 || recvdisps == NULL) {
1895 retval = MPI_ERR_ARG;
1898 smpi_coll_basic_alltoallv(sendbuf, sendcounts, senddisps, sendtype,
1899 recvbuf, recvcounts, recvdisps, recvtype,
1903 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1904 TRACE_smpi_computing_in(rank);
1911 int PMPI_Get_processor_name(char *name, int *resultlen)
1913 int retval = MPI_SUCCESS;
1916 strncpy(name, SIMIX_host_get_name(SIMIX_host_self()),
1917 MPI_MAX_PROCESSOR_NAME - 1);
1920 MPI_MAX_PROCESSOR_NAME ? MPI_MAX_PROCESSOR_NAME : strlen(name);
1926 int PMPI_Get_count(MPI_Status * status, MPI_Datatype datatype, int *count)
1928 int retval = MPI_SUCCESS;
1932 if (status == NULL || count == NULL) {
1933 retval = MPI_ERR_ARG;
1934 } else if (datatype == MPI_DATATYPE_NULL) {
1935 retval = MPI_ERR_TYPE;
1937 size = smpi_datatype_size(datatype);
1940 } else if (status->count % size != 0) {
1941 retval = MPI_UNDEFINED;
1943 *count = smpi_mpi_get_count(status, datatype);
1950 int PMPI_Type_contiguous(int count, MPI_Datatype old_type, MPI_Datatype* new_type) {
1954 if (old_type == MPI_DATATYPE_NULL) {
1955 retval = MPI_ERR_TYPE;
1956 } else if (count<0){
1957 retval = MPI_ERR_COUNT;
1959 retval = smpi_datatype_contiguous(count, old_type, new_type);
1965 int PMPI_Type_commit(MPI_Datatype* datatype) {
1969 if (datatype == MPI_DATATYPE_NULL) {
1970 retval = MPI_ERR_TYPE;
1972 smpi_datatype_commit(datatype);
1973 retval = MPI_SUCCESS;
1980 int PMPI_Type_vector(int count, int blocklen, int stride, MPI_Datatype old_type, MPI_Datatype* new_type) {
1984 if (old_type == MPI_DATATYPE_NULL) {
1985 retval = MPI_ERR_TYPE;
1986 } else if (count<0 || blocklen<0){
1987 retval = MPI_ERR_COUNT;
1989 retval = smpi_datatype_vector(count, blocklen, stride, old_type, new_type);
1995 int PMPI_Type_hvector(int count, int blocklen, MPI_Aint stride, MPI_Datatype old_type, MPI_Datatype* new_type) {
1999 if (old_type == MPI_DATATYPE_NULL) {
2000 retval = MPI_ERR_TYPE;
2001 } else if (count<0 || blocklen<0){
2002 retval = MPI_ERR_COUNT;
2004 retval = smpi_datatype_hvector(count, blocklen, stride, old_type, new_type);
2011 int PMPI_Type_indexed(int count, int* blocklens, int* indices, MPI_Datatype old_type, MPI_Datatype* new_type) {
2015 if (old_type == MPI_DATATYPE_NULL) {
2016 retval = MPI_ERR_TYPE;
2017 } else if (count<0){
2018 retval = MPI_ERR_COUNT;
2020 retval = smpi_datatype_indexed(count, blocklens, indices, old_type, new_type);
2026 int PMPI_Type_hindexed(int count, int* blocklens, MPI_Aint* indices, MPI_Datatype old_type, MPI_Datatype* new_type) {
2030 if (old_type == MPI_DATATYPE_NULL) {
2031 retval = MPI_ERR_TYPE;
2032 } else if (count<0){
2033 retval = MPI_ERR_COUNT;
2035 retval = smpi_datatype_hindexed(count, blocklens, indices, old_type, new_type);
2042 int PMPI_Type_struct(int count, int* blocklens, MPI_Aint* indices, MPI_Datatype* old_types, MPI_Datatype* new_type) {
2047 retval = MPI_ERR_COUNT;
2049 retval = smpi_datatype_struct(count, blocklens, indices, old_types, new_type);
2055 /* The following calls are not yet implemented and will fail at runtime. */
2056 /* Once implemented, please move them above this notice. */
2058 static int not_yet_implemented(void) {
2059 XBT_WARN("Not yet implemented");
2063 int PMPI_Pack_size(int incount, MPI_Datatype datatype, MPI_Comm comm, int* size) {
2064 return not_yet_implemented();
2067 int PMPI_Cart_coords(MPI_Comm comm, int rank, int maxdims, int* coords) {
2068 return not_yet_implemented();
2071 int PMPI_Cart_create(MPI_Comm comm_old, int ndims, int* dims, int* periods, int reorder, MPI_Comm* comm_cart) {
2072 return not_yet_implemented();
2075 int PMPI_Cart_get(MPI_Comm comm, int maxdims, int* dims, int* periods, int* coords) {
2076 return not_yet_implemented();
2079 int PMPI_Cart_map(MPI_Comm comm_old, int ndims, int* dims, int* periods, int* newrank) {
2080 return not_yet_implemented();
2083 int PMPI_Cart_rank(MPI_Comm comm, int* coords, int* rank) {
2084 return not_yet_implemented();
2087 int PMPI_Cart_shift(MPI_Comm comm, int direction, int displ, int* source, int* dest) {
2088 return not_yet_implemented();
2091 int PMPI_Cart_sub(MPI_Comm comm, int* remain_dims, MPI_Comm* comm_new) {
2092 return not_yet_implemented();
2095 int PMPI_Cartdim_get(MPI_Comm comm, int* ndims) {
2096 return not_yet_implemented();
2099 int PMPI_Graph_create(MPI_Comm comm_old, int nnodes, int* index, int* edges, int reorder, MPI_Comm* comm_graph) {
2100 return not_yet_implemented();
2103 int PMPI_Graph_get(MPI_Comm comm, int maxindex, int maxedges, int* index, int* edges) {
2104 return not_yet_implemented();
2107 int PMPI_Graph_map(MPI_Comm comm_old, int nnodes, int* index, int* edges, int* newrank) {
2108 return not_yet_implemented();
2111 int PMPI_Graph_neighbors(MPI_Comm comm, int rank, int maxneighbors, int* neighbors) {
2112 return not_yet_implemented();
2115 int PMPI_Graph_neighbors_count(MPI_Comm comm, int rank, int* nneighbors) {
2116 return not_yet_implemented();
2119 int PMPI_Graphdims_get(MPI_Comm comm, int* nnodes, int* nedges) {
2120 return not_yet_implemented();
2123 int PMPI_Topo_test(MPI_Comm comm, int* top_type) {
2124 return not_yet_implemented();
2127 int PMPI_Error_class(int errorcode, int* errorclass) {
2128 return not_yet_implemented();
2131 int PMPI_Errhandler_create(MPI_Handler_function* function, MPI_Errhandler* errhandler) {
2132 return not_yet_implemented();
2135 int PMPI_Errhandler_free(MPI_Errhandler* errhandler) {
2136 return not_yet_implemented();
2139 int PMPI_Errhandler_get(MPI_Comm comm, MPI_Errhandler* errhandler) {
2140 return not_yet_implemented();
2143 int PMPI_Error_string(int errorcode, char* string, int* resultlen) {
2144 return not_yet_implemented();
2147 int PMPI_Errhandler_set(MPI_Comm comm, MPI_Errhandler errhandler) {
2148 return not_yet_implemented();
2152 int PMPI_Cancel(MPI_Request* request) {
2153 return not_yet_implemented();
2156 int PMPI_Buffer_attach(void* buffer, int size) {
2157 return not_yet_implemented();
2160 int PMPI_Buffer_detach(void* buffer, int* size) {
2161 return not_yet_implemented();
2164 int PMPI_Comm_test_inter(MPI_Comm comm, int* flag) {
2165 return not_yet_implemented();
2168 int PMPI_Comm_get_attr (MPI_Comm comm, int comm_keyval, void *attribute_val, int *flag)
2170 return not_yet_implemented();
2173 int PMPI_Pcontrol(const int level )
2175 return not_yet_implemented();
2178 int PMPI_Unpack(void* inbuf, int insize, int* position, void* outbuf, int outcount, MPI_Datatype type, MPI_Comm comm) {
2179 return not_yet_implemented();
2182 int PMPI_Ssend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm) {
2183 return not_yet_implemented();
2186 int PMPI_Ssend_init(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2187 return not_yet_implemented();
2190 int PMPI_Intercomm_create(MPI_Comm local_comm, int local_leader, MPI_Comm peer_comm, int remote_leader, int tag, MPI_Comm* comm_out) {
2191 return not_yet_implemented();
2194 int PMPI_Intercomm_merge(MPI_Comm comm, int high, MPI_Comm* comm_out) {
2195 return not_yet_implemented();
2198 int PMPI_Bsend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm) {
2199 return not_yet_implemented();
2202 int PMPI_Bsend_init(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2203 return not_yet_implemented();
2206 int PMPI_Ibsend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2207 return not_yet_implemented();
2210 int PMPI_Comm_remote_group(MPI_Comm comm, MPI_Group* group) {
2211 return not_yet_implemented();
2214 int PMPI_Comm_remote_size(MPI_Comm comm, int* size) {
2215 return not_yet_implemented();
2218 int PMPI_Issend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2219 return not_yet_implemented();
2223 int PMPI_Attr_delete(MPI_Comm comm, int keyval) {
2224 return not_yet_implemented();
2227 int PMPI_Attr_get(MPI_Comm comm, int keyval, void* attr_value, int* flag) {
2228 return not_yet_implemented();
2231 int PMPI_Attr_put(MPI_Comm comm, int keyval, void* attr_value) {
2232 return not_yet_implemented();
2235 int PMPI_Rsend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm) {
2236 return not_yet_implemented();
2239 int PMPI_Rsend_init(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2240 return not_yet_implemented();
2243 int PMPI_Irsend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2244 return not_yet_implemented();
2247 int PMPI_Keyval_create(MPI_Copy_function* copy_fn, MPI_Delete_function* delete_fn, int* keyval, void* extra_state) {
2248 return not_yet_implemented();
2251 int PMPI_Keyval_free(int* keyval) {
2252 return not_yet_implemented();
2255 int PMPI_Test_cancelled(MPI_Status* status, int* flag) {
2256 return not_yet_implemented();
2259 int PMPI_Pack(void* inbuf, int incount, MPI_Datatype type, void* outbuf, int outcount, int* position, MPI_Comm comm) {
2260 return not_yet_implemented();
2263 int PMPI_Get_elements(MPI_Status* status, MPI_Datatype datatype, int* elements) {
2264 return not_yet_implemented();
2267 int PMPI_Dims_create(int nnodes, int ndims, int* dims) {
2268 return not_yet_implemented();
2271 int PMPI_Initialized(int* flag) {
2272 return not_yet_implemented();