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);
531 smpi_group_use(*newgroup);
532 retval = MPI_SUCCESS;
538 int PMPI_Group_range_incl(MPI_Group group, int n, int ranges[][3],
539 MPI_Group * newgroup)
541 int retval, i, j, rank, size, index;
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;
583 int PMPI_Group_range_excl(MPI_Group group, int n, int ranges[][3],
584 MPI_Group * newgroup)
586 int retval, i, newrank, rank, size, index, add;
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);
626 newrank++; //added to avoid looping, need to be checked ..
630 smpi_group_use(*newgroup);
631 retval = MPI_SUCCESS;
637 int PMPI_Comm_rank(MPI_Comm comm, int *rank)
642 if (comm == MPI_COMM_NULL) {
643 retval = MPI_ERR_COMM;
644 } else if (rank == NULL) {
645 retval = MPI_ERR_ARG;
647 *rank = smpi_comm_rank(comm);
648 retval = MPI_SUCCESS;
654 int PMPI_Comm_size(MPI_Comm comm, int *size)
659 if (comm == MPI_COMM_NULL) {
660 retval = MPI_ERR_COMM;
661 } else if (size == NULL) {
662 retval = MPI_ERR_ARG;
664 *size = smpi_comm_size(comm);
665 retval = MPI_SUCCESS;
671 int PMPI_Comm_get_name (MPI_Comm comm, char* name, int* len)
676 if (comm == MPI_COMM_NULL) {
677 retval = MPI_ERR_COMM;
678 } else if (name == NULL || len == NULL) {
679 retval = MPI_ERR_ARG;
681 smpi_comm_get_name(comm, name, len);
682 retval = MPI_SUCCESS;
688 int PMPI_Comm_group(MPI_Comm comm, MPI_Group * group)
693 if (comm == MPI_COMM_NULL) {
694 retval = MPI_ERR_COMM;
695 } else if (group == NULL) {
696 retval = MPI_ERR_ARG;
698 *group = smpi_comm_group(comm);
699 retval = MPI_SUCCESS;
705 int PMPI_Comm_compare(MPI_Comm comm1, MPI_Comm comm2, int *result)
710 if (comm1 == MPI_COMM_NULL || comm2 == MPI_COMM_NULL) {
711 retval = MPI_ERR_COMM;
712 } else if (result == NULL) {
713 retval = MPI_ERR_ARG;
715 if (comm1 == comm2) { /* Same communicators means same groups */
719 smpi_group_compare(smpi_comm_group(comm1),
720 smpi_comm_group(comm2));
721 if (*result == MPI_IDENT) {
722 *result = MPI_CONGRUENT;
725 retval = MPI_SUCCESS;
731 int PMPI_Comm_dup(MPI_Comm comm, MPI_Comm * newcomm)
736 if (comm == MPI_COMM_NULL) {
737 retval = MPI_ERR_COMM;
738 } else if (newcomm == NULL) {
739 retval = MPI_ERR_ARG;
741 *newcomm = smpi_comm_new(smpi_comm_group(comm));
742 retval = MPI_SUCCESS;
748 int PMPI_Comm_create(MPI_Comm comm, MPI_Group group, MPI_Comm * newcomm)
753 if (comm == MPI_COMM_NULL) {
754 retval = MPI_ERR_COMM;
755 } else if (group == MPI_GROUP_NULL) {
756 retval = MPI_ERR_GROUP;
757 } else if (newcomm == NULL) {
758 retval = MPI_ERR_ARG;
760 *newcomm = smpi_comm_new(group);
761 retval = MPI_SUCCESS;
767 int PMPI_Comm_free(MPI_Comm * comm)
773 retval = MPI_ERR_ARG;
774 } else if (*comm == MPI_COMM_NULL) {
775 retval = MPI_ERR_COMM;
777 smpi_comm_destroy(*comm);
778 *comm = MPI_COMM_NULL;
779 retval = MPI_SUCCESS;
785 int PMPI_Comm_disconnect(MPI_Comm * comm)
787 /* TODO: wait until all communication in comm are done */
792 retval = MPI_ERR_ARG;
793 } else if (*comm == MPI_COMM_NULL) {
794 retval = MPI_ERR_COMM;
796 smpi_comm_destroy(*comm);
797 *comm = MPI_COMM_NULL;
798 retval = MPI_SUCCESS;
804 int PMPI_Comm_split(MPI_Comm comm, int color, int key, MPI_Comm* comm_out)
809 if (comm_out == NULL) {
810 retval = MPI_ERR_ARG;
811 } else if (comm == MPI_COMM_NULL) {
812 retval = MPI_ERR_COMM;
814 *comm_out = smpi_comm_split(comm, color, key);
815 retval = MPI_SUCCESS;
821 int PMPI_Send_init(void *buf, int count, MPI_Datatype datatype, int dst,
822 int tag, MPI_Comm comm, MPI_Request * request)
827 if (request == NULL) {
828 retval = MPI_ERR_ARG;
829 } else if (comm == MPI_COMM_NULL) {
830 retval = MPI_ERR_COMM;
831 } else if (dst == MPI_PROC_NULL) {
832 retval = MPI_SUCCESS;
834 *request = smpi_mpi_send_init(buf, count, datatype, dst, tag, comm);
835 retval = MPI_SUCCESS;
841 int PMPI_Recv_init(void *buf, int count, MPI_Datatype datatype, int src,
842 int tag, MPI_Comm comm, MPI_Request * request)
847 if (request == NULL) {
848 retval = MPI_ERR_ARG;
849 } else if (comm == MPI_COMM_NULL) {
850 retval = MPI_ERR_COMM;
851 } else if (src == MPI_PROC_NULL) {
852 retval = MPI_SUCCESS;
854 *request = smpi_mpi_recv_init(buf, count, datatype, src, tag, comm);
855 retval = MPI_SUCCESS;
861 int PMPI_Start(MPI_Request * request)
866 if (request == NULL || *request == MPI_REQUEST_NULL) {
867 retval = MPI_ERR_ARG;
869 smpi_mpi_start(*request);
870 retval = MPI_SUCCESS;
876 int PMPI_Startall(int count, MPI_Request * requests)
881 if (requests == NULL) {
882 retval = MPI_ERR_ARG;
884 smpi_mpi_startall(count, requests);
885 retval = MPI_SUCCESS;
891 int PMPI_Request_free(MPI_Request * request)
896 if (request == MPI_REQUEST_NULL) {
897 retval = MPI_ERR_ARG;
899 smpi_mpi_request_free(request);
900 retval = MPI_SUCCESS;
906 int PMPI_Irecv(void *buf, int count, MPI_Datatype datatype, int src,
907 int tag, MPI_Comm comm, MPI_Request * request)
913 if (request == NULL) {
914 retval = MPI_ERR_ARG;
915 } else if (comm == MPI_COMM_NULL) {
916 retval = MPI_ERR_COMM;
917 } else if (src == MPI_PROC_NULL) {
918 *request = MPI_REQUEST_NULL;
919 retval = MPI_SUCCESS;
920 } else if (src!=MPI_ANY_SOURCE && (src >= smpi_group_size(smpi_comm_group(comm)) || src <0)){
921 retval = MPI_ERR_COMM;
922 } else if (count < 0) {
923 retval = MPI_ERR_COUNT;
924 } else if (buf==NULL && count > 0) {
925 retval = MPI_ERR_COUNT;
926 } else if (datatype == MPI_DATATYPE_NULL){
927 retval = MPI_ERR_TYPE;
928 } else if(tag<0 && tag != MPI_ANY_TAG){
929 retval = MPI_ERR_TAG;
933 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
934 int src_traced = smpi_group_index(smpi_comm_group(comm), src);
935 TRACE_smpi_ptp_in(rank, src_traced, rank, __FUNCTION__);
938 *request = smpi_mpi_irecv(buf, count, datatype, src, tag, comm);
939 retval = MPI_SUCCESS;
942 TRACE_smpi_ptp_out(rank, src_traced, rank, __FUNCTION__);
943 (*request)->recv = 1;
952 int PMPI_Isend(void *buf, int count, MPI_Datatype datatype, int dst,
953 int tag, MPI_Comm comm, MPI_Request * request)
958 if (request == NULL) {
959 retval = MPI_ERR_ARG;
960 } else if (comm == MPI_COMM_NULL) {
961 retval = MPI_ERR_COMM;
962 } else if (dst == MPI_PROC_NULL) {
963 *request = MPI_REQUEST_NULL;
964 retval = MPI_SUCCESS;
965 } else if (dst >= smpi_group_size(smpi_comm_group(comm)) || dst <0){
966 retval = MPI_ERR_COMM;
967 } else if (count < 0) {
968 retval = MPI_ERR_COUNT;
969 } else if (buf==NULL && count > 0) {
970 retval = MPI_ERR_COUNT;
971 } else if (datatype == MPI_DATATYPE_NULL){
972 retval = MPI_ERR_TYPE;
973 } else if(tag<0 && tag != MPI_ANY_TAG){
974 retval = MPI_ERR_TAG;
978 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
979 TRACE_smpi_computing_out(rank);
980 int dst_traced = smpi_group_index(smpi_comm_group(comm), dst);
981 TRACE_smpi_ptp_in(rank, rank, dst_traced, __FUNCTION__);
982 TRACE_smpi_send(rank, rank, dst_traced);
985 *request = smpi_mpi_isend(buf, count, datatype, dst, tag, comm);
986 retval = MPI_SUCCESS;
989 TRACE_smpi_ptp_out(rank, rank, dst_traced, __FUNCTION__);
990 (*request)->send = 1;
991 TRACE_smpi_computing_in(rank);
1001 int PMPI_Recv(void *buf, int count, MPI_Datatype datatype, int src, int tag,
1002 MPI_Comm comm, MPI_Status * status)
1008 if (comm == MPI_COMM_NULL) {
1009 retval = MPI_ERR_COMM;
1010 } else if (src == MPI_PROC_NULL) {
1011 smpi_empty_status(status);
1012 status->MPI_SOURCE = MPI_PROC_NULL;
1013 retval = MPI_SUCCESS;
1014 } else if (src!=MPI_ANY_SOURCE && (src >= smpi_group_size(smpi_comm_group(comm)) || src <0)){
1015 retval = MPI_ERR_COMM;
1016 } else if (count < 0) {
1017 retval = MPI_ERR_COUNT;
1018 } else if (buf==NULL && count > 0) {
1019 retval = MPI_ERR_COUNT;
1020 } else if (datatype == MPI_DATATYPE_NULL){
1021 retval = MPI_ERR_TYPE;
1022 } else if(tag<0 && tag != MPI_ANY_TAG){
1023 retval = MPI_ERR_TAG;
1026 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1027 int src_traced = smpi_group_index(smpi_comm_group(comm), src);
1028 TRACE_smpi_computing_out(rank);
1030 TRACE_smpi_ptp_in(rank, src_traced, rank, __FUNCTION__);
1033 smpi_mpi_recv(buf, count, datatype, src, tag, comm, status);
1034 retval = MPI_SUCCESS;
1037 //the src may not have been known at the beginning of the recv (MPI_ANY_SOURCE)
1038 if(status!=MPI_STATUS_IGNORE)src_traced = smpi_group_index(smpi_comm_group(comm), status->MPI_SOURCE);
1039 TRACE_smpi_ptp_out(rank, src_traced, rank, __FUNCTION__);
1040 TRACE_smpi_recv(rank, src_traced, rank);
1041 TRACE_smpi_computing_in(rank);
1049 int PMPI_Send(void *buf, int count, MPI_Datatype datatype, int dst, int tag,
1056 if (comm == MPI_COMM_NULL) {
1057 retval = MPI_ERR_COMM;
1058 } else if (dst == MPI_PROC_NULL) {
1059 retval = MPI_SUCCESS;
1060 } else if (dst >= smpi_group_size(smpi_comm_group(comm)) || dst <0){
1061 retval = MPI_ERR_COMM;
1062 } else if (count < 0) {
1063 retval = MPI_ERR_COUNT;
1064 } else if (buf==NULL && count > 0) {
1065 retval = MPI_ERR_COUNT;
1066 } else if (datatype == MPI_DATATYPE_NULL){
1067 retval = MPI_ERR_TYPE;
1068 } else if(tag<0 && tag != MPI_ANY_TAG){
1069 retval = MPI_ERR_TAG;
1073 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1074 TRACE_smpi_computing_out(rank);
1075 int dst_traced = smpi_group_index(smpi_comm_group(comm), dst);
1076 TRACE_smpi_ptp_in(rank, rank, dst_traced, __FUNCTION__);
1077 TRACE_smpi_send(rank, rank, dst_traced);
1080 smpi_mpi_send(buf, count, datatype, dst, tag, comm);
1081 retval = MPI_SUCCESS;
1084 TRACE_smpi_ptp_out(rank, rank, dst_traced, __FUNCTION__);
1085 TRACE_smpi_computing_in(rank);
1093 int PMPI_Sendrecv(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1094 int dst, int sendtag, void *recvbuf, int recvcount,
1095 MPI_Datatype recvtype, int src, int recvtag,
1096 MPI_Comm comm, MPI_Status * status)
1102 if (comm == MPI_COMM_NULL) {
1103 retval = MPI_ERR_COMM;
1104 } else if (sendtype == MPI_DATATYPE_NULL
1105 || recvtype == MPI_DATATYPE_NULL) {
1106 retval = MPI_ERR_TYPE;
1107 } else if (src == MPI_PROC_NULL || dst == MPI_PROC_NULL) {
1108 smpi_empty_status(status);
1109 status->MPI_SOURCE = MPI_PROC_NULL;
1110 retval = MPI_SUCCESS;
1111 }else if (dst >= smpi_group_size(smpi_comm_group(comm)) || dst <0 ||
1112 (src!=MPI_ANY_SOURCE && (src >= smpi_group_size(smpi_comm_group(comm)) || src <0))){
1113 retval = MPI_ERR_COMM;
1114 } else if (sendcount < 0 || recvcount<0) {
1115 retval = MPI_ERR_COUNT;
1116 } else if ((sendbuf==NULL && sendcount > 0)||(recvbuf==NULL && recvcount>0)) {
1117 retval = MPI_ERR_COUNT;
1118 } else if((sendtag<0 && sendtag != MPI_ANY_TAG)||(recvtag<0 && recvtag != MPI_ANY_TAG)){
1119 retval = MPI_ERR_TAG;
1123 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1124 TRACE_smpi_computing_out(rank);
1125 int dst_traced = smpi_group_index(smpi_comm_group(comm), dst);
1126 int src_traced = smpi_group_index(smpi_comm_group(comm), src);
1127 TRACE_smpi_ptp_in(rank, src_traced, dst_traced, __FUNCTION__);
1128 TRACE_smpi_send(rank, rank, dst_traced);
1129 TRACE_smpi_send(rank, src_traced, rank);
1133 smpi_mpi_sendrecv(sendbuf, sendcount, sendtype, dst, sendtag, recvbuf,
1134 recvcount, recvtype, src, recvtag, comm, status);
1135 retval = MPI_SUCCESS;
1138 TRACE_smpi_ptp_out(rank, src_traced, dst_traced, __FUNCTION__);
1139 TRACE_smpi_recv(rank, rank, dst_traced);
1140 TRACE_smpi_recv(rank, src_traced, rank);
1141 TRACE_smpi_computing_in(rank);
1150 int PMPI_Sendrecv_replace(void *buf, int count, MPI_Datatype datatype,
1151 int dst, int sendtag, int src, int recvtag,
1152 MPI_Comm comm, MPI_Status * status)
1154 //TODO: suboptimal implementation
1157 if ((datatype == MPI_DATATYPE_NULL)||(datatype->has_subtype==1)) {
1158 retval = MPI_ERR_TYPE;
1159 } else if (count < 0) {
1160 retval = MPI_ERR_COUNT;
1162 int size = smpi_datatype_size(datatype) * count;
1163 recvbuf = xbt_new(char, size);
1165 MPI_Sendrecv(buf, count, datatype, dst, sendtag, recvbuf, count,
1166 datatype, src, recvtag, comm, status);
1167 if(retval==MPI_SUCCESS){
1168 memcpy(buf, recvbuf, size * sizeof(char));
1176 int PMPI_Test(MPI_Request * request, int *flag, MPI_Status * status)
1181 if (request == MPI_REQUEST_NULL || flag == NULL) {
1182 retval = MPI_ERR_ARG;
1183 } else if (*request == MPI_REQUEST_NULL) {
1185 retval = MPI_ERR_REQUEST;
1187 *flag = smpi_mpi_test(request, status);
1188 retval = MPI_SUCCESS;
1194 int PMPI_Testany(int count, MPI_Request requests[], int *index, int *flag,
1195 MPI_Status * status)
1200 if (index == NULL || flag == NULL) {
1201 retval = MPI_ERR_ARG;
1203 *flag = smpi_mpi_testany(count, requests, index, status);
1204 retval = MPI_SUCCESS;
1210 int PMPI_Testall(int count, MPI_Request* requests, int* flag, MPI_Status* statuses)
1216 retval = MPI_ERR_ARG;
1218 *flag = smpi_mpi_testall(count, requests, statuses);
1219 retval = MPI_SUCCESS;
1225 int PMPI_Probe(int source, int tag, MPI_Comm comm, MPI_Status* status) {
1229 if (status == NULL) {
1230 retval = MPI_ERR_ARG;
1231 } else if (comm == MPI_COMM_NULL) {
1232 retval = MPI_ERR_COMM;
1233 } else if (source == MPI_PROC_NULL) {
1234 smpi_empty_status(status);
1235 status->MPI_SOURCE = MPI_PROC_NULL;
1236 retval = MPI_SUCCESS;
1238 smpi_mpi_probe(source, tag, comm, status);
1239 retval = MPI_SUCCESS;
1246 int PMPI_Iprobe(int source, int tag, MPI_Comm comm, int* flag, MPI_Status* status) {
1251 retval = MPI_ERR_ARG;
1252 } else if (status == NULL) {
1253 retval = MPI_ERR_ARG;
1254 } else if (comm == MPI_COMM_NULL) {
1255 retval = MPI_ERR_COMM;
1256 } else if (source == MPI_PROC_NULL) {
1257 smpi_empty_status(status);
1258 status->MPI_SOURCE = MPI_PROC_NULL;
1259 retval = MPI_SUCCESS;
1261 smpi_mpi_iprobe(source, tag, comm, flag, status);
1262 retval = MPI_SUCCESS;
1268 int PMPI_Wait(MPI_Request * request, MPI_Status * status)
1274 if (request == NULL) {
1275 retval = MPI_ERR_ARG;
1276 } else if (*request == MPI_REQUEST_NULL) {
1277 retval = MPI_ERR_REQUEST;
1281 int rank = request && (*request)->comm != MPI_COMM_NULL
1282 ? smpi_process_index()
1284 TRACE_smpi_computing_out(rank);
1286 MPI_Group group = smpi_comm_group((*request)->comm);
1287 int src_traced = smpi_group_index(group, (*request)->src);
1288 int dst_traced = smpi_group_index(group, (*request)->dst);
1289 int is_wait_for_receive = (*request)->recv;
1290 TRACE_smpi_ptp_in(rank, src_traced, dst_traced, __FUNCTION__);
1293 smpi_mpi_wait(request, status);
1294 retval = MPI_SUCCESS;
1297 TRACE_smpi_ptp_out(rank, src_traced, dst_traced, __FUNCTION__);
1298 if (is_wait_for_receive) {
1299 TRACE_smpi_recv(rank, src_traced, dst_traced);
1301 TRACE_smpi_computing_in(rank);
1310 int PMPI_Waitany(int count, MPI_Request requests[], int *index, MPI_Status * status)
1316 //save requests information for tracing
1318 xbt_dynar_t srcs = xbt_dynar_new(sizeof(int), NULL);
1319 xbt_dynar_t dsts = xbt_dynar_new(sizeof(int), NULL);
1320 xbt_dynar_t recvs = xbt_dynar_new(sizeof(int), NULL);
1321 for (i = 0; i < count; i++) {
1322 MPI_Request req = requests[i]; //already received requests are no longer valid
1324 int *asrc = xbt_new(int, 1);
1325 int *adst = xbt_new(int, 1);
1326 int *arecv = xbt_new(int, 1);
1330 xbt_dynar_insert_at(srcs, i, asrc);
1331 xbt_dynar_insert_at(dsts, i, adst);
1332 xbt_dynar_insert_at(recvs, i, arecv);
1337 int *t = xbt_new(int, 1);
1338 xbt_dynar_insert_at(srcs, i, t);
1339 xbt_dynar_insert_at(dsts, i, t);
1340 xbt_dynar_insert_at(recvs, i, t);
1344 int rank_traced = smpi_process_index();
1345 TRACE_smpi_computing_out(rank_traced);
1347 TRACE_smpi_ptp_in(rank_traced, -1, -1, __FUNCTION__);
1350 if (index == NULL) {
1351 retval = MPI_ERR_ARG;
1353 *index = smpi_mpi_waitany(count, requests, status);
1354 retval = MPI_SUCCESS;
1357 if(*index!=MPI_UNDEFINED){
1358 int src_traced, dst_traced, is_wait_for_receive;
1359 xbt_dynar_get_cpy(srcs, *index, &src_traced);
1360 xbt_dynar_get_cpy(dsts, *index, &dst_traced);
1361 xbt_dynar_get_cpy(recvs, *index, &is_wait_for_receive);
1362 if (is_wait_for_receive) {
1363 TRACE_smpi_recv(rank_traced, src_traced, dst_traced);
1365 TRACE_smpi_ptp_out(rank_traced, src_traced, dst_traced, __FUNCTION__);
1366 //clean-up of dynars
1367 xbt_dynar_free(&srcs);
1368 xbt_dynar_free(&dsts);
1369 xbt_dynar_free(&recvs);
1371 TRACE_smpi_computing_in(rank_traced);
1379 int PMPI_Waitall(int count, MPI_Request requests[], MPI_Status status[])
1384 //save information from requests
1386 xbt_dynar_t srcs = xbt_dynar_new(sizeof(int), NULL);
1387 xbt_dynar_t dsts = xbt_dynar_new(sizeof(int), NULL);
1388 xbt_dynar_t recvs = xbt_dynar_new(sizeof(int), NULL);
1389 for (i = 0; i < count; i++) {
1390 MPI_Request req = requests[i];
1392 int *asrc = xbt_new(int, 1);
1393 int *adst = xbt_new(int, 1);
1394 int *arecv = xbt_new(int, 1);
1398 xbt_dynar_insert_at(srcs, i, asrc);
1399 xbt_dynar_insert_at(dsts, i, adst);
1400 xbt_dynar_insert_at(recvs, i, arecv);
1405 int *t = xbt_new(int, 1);
1406 xbt_dynar_insert_at(srcs, i, t);
1407 xbt_dynar_insert_at(dsts, i, t);
1408 xbt_dynar_insert_at(recvs, i, t);
1412 int rank_traced = smpi_process_index();
1413 TRACE_smpi_computing_out(rank_traced);
1415 TRACE_smpi_ptp_in(rank_traced, -1, -1, __FUNCTION__);
1417 int retval = smpi_mpi_waitall(count, requests, status);
1419 for (i = 0; i < count; i++) {
1420 int src_traced, dst_traced, is_wait_for_receive;
1421 xbt_dynar_get_cpy(srcs, i, &src_traced);
1422 xbt_dynar_get_cpy(dsts, i, &dst_traced);
1423 xbt_dynar_get_cpy(recvs, i, &is_wait_for_receive);
1424 if (is_wait_for_receive) {
1425 TRACE_smpi_recv(rank_traced, src_traced, dst_traced);
1428 TRACE_smpi_ptp_out(rank_traced, -1, -1, __FUNCTION__);
1429 //clean-up of dynars
1430 xbt_dynar_free(&srcs);
1431 xbt_dynar_free(&dsts);
1432 xbt_dynar_free(&recvs);
1433 TRACE_smpi_computing_in(rank_traced);
1439 int PMPI_Waitsome(int incount, MPI_Request requests[], int *outcount,
1440 int *indices, MPI_Status status[])
1445 if (outcount == NULL || indices == NULL) {
1446 retval = MPI_ERR_ARG;
1448 *outcount = smpi_mpi_waitsome(incount, requests, indices, status);
1449 retval = MPI_SUCCESS;
1455 int PMPI_Testsome(int incount, MPI_Request requests[], int* outcount,
1456 int* indices, MPI_Status status[])
1461 if (outcount == NULL || indices == NULL) {
1462 retval = MPI_ERR_ARG;
1464 *outcount = smpi_mpi_testsome(incount, requests, indices, status);
1465 retval = MPI_SUCCESS;
1472 int PMPI_Bcast(void *buf, int count, MPI_Datatype datatype, int root, MPI_Comm comm)
1478 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1479 TRACE_smpi_computing_out(rank);
1480 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1481 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1483 if (comm == MPI_COMM_NULL) {
1484 retval = MPI_ERR_COMM;
1486 smpi_mpi_bcast(buf, count, datatype, root, comm);
1487 retval = MPI_SUCCESS;
1490 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1491 TRACE_smpi_computing_in(rank);
1497 int PMPI_Barrier(MPI_Comm comm)
1503 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1504 TRACE_smpi_computing_out(rank);
1505 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1507 if (comm == MPI_COMM_NULL) {
1508 retval = MPI_ERR_COMM;
1510 smpi_mpi_barrier(comm);
1511 retval = MPI_SUCCESS;
1514 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1515 TRACE_smpi_computing_in(rank);
1521 int PMPI_Gather(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1522 void *recvbuf, int recvcount, MPI_Datatype recvtype,
1523 int root, MPI_Comm comm)
1529 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1530 TRACE_smpi_computing_out(rank);
1531 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1532 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1534 if (comm == MPI_COMM_NULL) {
1535 retval = MPI_ERR_COMM;
1536 } else if (sendtype == MPI_DATATYPE_NULL
1537 || recvtype == MPI_DATATYPE_NULL) {
1538 retval = MPI_ERR_TYPE;
1540 smpi_mpi_gather(sendbuf, sendcount, sendtype, recvbuf, recvcount,
1541 recvtype, root, comm);
1542 retval = MPI_SUCCESS;
1545 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1546 TRACE_smpi_computing_in(rank);
1552 int PMPI_Gatherv(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1553 void *recvbuf, int *recvcounts, int *displs,
1554 MPI_Datatype recvtype, int root, MPI_Comm comm)
1560 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1561 TRACE_smpi_computing_out(rank);
1562 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1563 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1565 if (comm == MPI_COMM_NULL) {
1566 retval = MPI_ERR_COMM;
1567 } else if (sendtype == MPI_DATATYPE_NULL
1568 || recvtype == MPI_DATATYPE_NULL) {
1569 retval = MPI_ERR_TYPE;
1570 } else if (recvcounts == NULL || displs == NULL) {
1571 retval = MPI_ERR_ARG;
1573 smpi_mpi_gatherv(sendbuf, sendcount, sendtype, recvbuf, recvcounts,
1574 displs, recvtype, root, comm);
1575 retval = MPI_SUCCESS;
1578 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1579 TRACE_smpi_computing_in(rank);
1585 int PMPI_Allgather(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1586 void *recvbuf, int recvcount, MPI_Datatype recvtype,
1593 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1594 TRACE_smpi_computing_out(rank);
1595 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1597 if (comm == MPI_COMM_NULL) {
1598 retval = MPI_ERR_COMM;
1599 } else if (sendtype == MPI_DATATYPE_NULL
1600 || recvtype == MPI_DATATYPE_NULL) {
1601 retval = MPI_ERR_TYPE;
1603 smpi_mpi_allgather(sendbuf, sendcount, sendtype, recvbuf, recvcount,
1605 retval = MPI_SUCCESS;
1608 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1614 int PMPI_Allgatherv(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1615 void *recvbuf, int *recvcounts, int *displs,
1616 MPI_Datatype recvtype, MPI_Comm comm)
1622 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1623 TRACE_smpi_computing_out(rank);
1624 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1626 if (comm == MPI_COMM_NULL) {
1627 retval = MPI_ERR_COMM;
1628 } else if (sendtype == MPI_DATATYPE_NULL
1629 || recvtype == MPI_DATATYPE_NULL) {
1630 retval = MPI_ERR_TYPE;
1631 } else if (recvcounts == NULL || displs == NULL) {
1632 retval = MPI_ERR_ARG;
1634 smpi_mpi_allgatherv(sendbuf, sendcount, sendtype, recvbuf, recvcounts,
1635 displs, recvtype, comm);
1636 retval = MPI_SUCCESS;
1639 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1640 TRACE_smpi_computing_in(rank);
1646 int PMPI_Scatter(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1647 void *recvbuf, int recvcount, MPI_Datatype recvtype,
1648 int root, MPI_Comm comm)
1654 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1655 TRACE_smpi_computing_out(rank);
1656 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1658 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1660 if (comm == MPI_COMM_NULL) {
1661 retval = MPI_ERR_COMM;
1662 } else if (sendtype == MPI_DATATYPE_NULL
1663 || recvtype == MPI_DATATYPE_NULL) {
1664 retval = MPI_ERR_TYPE;
1666 smpi_mpi_scatter(sendbuf, sendcount, sendtype, recvbuf, recvcount,
1667 recvtype, root, comm);
1668 retval = MPI_SUCCESS;
1671 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1672 TRACE_smpi_computing_in(rank);
1678 int PMPI_Scatterv(void *sendbuf, int *sendcounts, int *displs,
1679 MPI_Datatype sendtype, void *recvbuf, int recvcount,
1680 MPI_Datatype recvtype, int root, MPI_Comm comm)
1686 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1687 TRACE_smpi_computing_out(rank);
1688 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1689 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1691 if (comm == MPI_COMM_NULL) {
1692 retval = MPI_ERR_COMM;
1693 } else if (sendtype == MPI_DATATYPE_NULL
1694 || recvtype == MPI_DATATYPE_NULL) {
1695 retval = MPI_ERR_TYPE;
1696 } else if (sendcounts == NULL || displs == NULL) {
1697 retval = MPI_ERR_ARG;
1699 smpi_mpi_scatterv(sendbuf, sendcounts, displs, sendtype, recvbuf,
1700 recvcount, recvtype, root, comm);
1701 retval = MPI_SUCCESS;
1704 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1705 TRACE_smpi_computing_in(rank);
1711 int PMPI_Reduce(void *sendbuf, void *recvbuf, int count,
1712 MPI_Datatype datatype, MPI_Op op, int root, MPI_Comm comm)
1718 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1719 TRACE_smpi_computing_out(rank);
1720 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1721 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1723 if (comm == MPI_COMM_NULL) {
1724 retval = MPI_ERR_COMM;
1725 } else if (datatype == MPI_DATATYPE_NULL || op == MPI_OP_NULL) {
1726 retval = MPI_ERR_ARG;
1728 smpi_mpi_reduce(sendbuf, recvbuf, count, datatype, op, root, comm);
1729 retval = MPI_SUCCESS;
1732 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1733 TRACE_smpi_computing_in(rank);
1739 int PMPI_Allreduce(void *sendbuf, void *recvbuf, int count,
1740 MPI_Datatype datatype, MPI_Op op, MPI_Comm comm)
1746 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1747 TRACE_smpi_computing_out(rank);
1748 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1750 if (comm == MPI_COMM_NULL) {
1751 retval = MPI_ERR_COMM;
1752 } else if (datatype == MPI_DATATYPE_NULL) {
1753 retval = MPI_ERR_TYPE;
1754 } else if (op == MPI_OP_NULL) {
1755 retval = MPI_ERR_OP;
1757 smpi_mpi_allreduce(sendbuf, recvbuf, count, datatype, op, comm);
1758 retval = MPI_SUCCESS;
1761 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1762 TRACE_smpi_computing_in(rank);
1768 int PMPI_Scan(void *sendbuf, void *recvbuf, int count,
1769 MPI_Datatype datatype, MPI_Op op, MPI_Comm comm)
1775 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1776 TRACE_smpi_computing_out(rank);
1777 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1779 if (comm == MPI_COMM_NULL) {
1780 retval = MPI_ERR_COMM;
1781 } else if (datatype == MPI_DATATYPE_NULL) {
1782 retval = MPI_ERR_TYPE;
1783 } else if (op == MPI_OP_NULL) {
1784 retval = MPI_ERR_OP;
1786 smpi_mpi_scan(sendbuf, recvbuf, count, datatype, op, comm);
1787 retval = MPI_SUCCESS;
1790 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1791 TRACE_smpi_computing_in(rank);
1797 int PMPI_Reduce_scatter(void *sendbuf, void *recvbuf, int *recvcounts,
1798 MPI_Datatype datatype, MPI_Op op, MPI_Comm comm)
1800 int retval, i, size, count;
1802 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1806 TRACE_smpi_computing_out(rank);
1807 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1809 if (comm == MPI_COMM_NULL) {
1810 retval = MPI_ERR_COMM;
1811 } else if (datatype == MPI_DATATYPE_NULL) {
1812 retval = MPI_ERR_TYPE;
1813 } else if (op == MPI_OP_NULL) {
1814 retval = MPI_ERR_OP;
1815 } else if (recvcounts == NULL) {
1816 retval = MPI_ERR_ARG;
1818 /* arbitrarily choose root as rank 0 */
1819 /* TODO: faster direct implementation ? */
1820 size = smpi_comm_size(comm);
1822 displs = xbt_new(int, size);
1823 for (i = 0; i < size; i++) {
1824 count += recvcounts[i];
1827 smpi_mpi_reduce(sendbuf, recvbuf, count, datatype, op, 0, comm);
1828 smpi_mpi_scatterv(recvbuf, recvcounts, displs, datatype, recvbuf,
1829 recvcounts[rank], datatype, 0, comm);
1831 retval = MPI_SUCCESS;
1834 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1835 TRACE_smpi_computing_in(rank);
1841 int PMPI_Alltoall(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1842 void *recvbuf, int recvcount, MPI_Datatype recvtype,
1845 int retval, size, sendsize;
1849 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1850 TRACE_smpi_computing_out(rank);
1851 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1853 if (comm == MPI_COMM_NULL) {
1854 retval = MPI_ERR_COMM;
1855 } else if (sendtype == MPI_DATATYPE_NULL
1856 || recvtype == MPI_DATATYPE_NULL) {
1857 retval = MPI_ERR_TYPE;
1859 size = smpi_comm_size(comm);
1860 sendsize = smpi_datatype_size(sendtype) * sendcount;
1861 if (sendsize < 200 && size > 12) {
1863 smpi_coll_tuned_alltoall_bruck(sendbuf, sendcount, sendtype,
1864 recvbuf, recvcount, recvtype,
1866 } else if (sendsize < 3000) {
1868 smpi_coll_tuned_alltoall_basic_linear(sendbuf, sendcount,
1870 recvcount, recvtype, comm);
1873 smpi_coll_tuned_alltoall_pairwise(sendbuf, sendcount, sendtype,
1874 recvbuf, recvcount, recvtype,
1879 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1880 TRACE_smpi_computing_in(rank);
1886 int PMPI_Alltoallv(void *sendbuf, int *sendcounts, int *senddisps,
1887 MPI_Datatype sendtype, void *recvbuf, int *recvcounts,
1888 int *recvdisps, MPI_Datatype recvtype, MPI_Comm comm)
1894 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1895 TRACE_smpi_computing_out(rank);
1896 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1898 if (comm == MPI_COMM_NULL) {
1899 retval = MPI_ERR_COMM;
1900 } else if (sendtype == MPI_DATATYPE_NULL
1901 || recvtype == MPI_DATATYPE_NULL) {
1902 retval = MPI_ERR_TYPE;
1903 } else if (sendcounts == NULL || senddisps == NULL || recvcounts == NULL
1904 || recvdisps == NULL) {
1905 retval = MPI_ERR_ARG;
1908 smpi_coll_basic_alltoallv(sendbuf, sendcounts, senddisps, sendtype,
1909 recvbuf, recvcounts, recvdisps, recvtype,
1913 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1914 TRACE_smpi_computing_in(rank);
1921 int PMPI_Get_processor_name(char *name, int *resultlen)
1923 int retval = MPI_SUCCESS;
1926 strncpy(name, SIMIX_host_get_name(SIMIX_host_self()),
1927 strlen(SIMIX_host_get_name(SIMIX_host_self())) < MPI_MAX_PROCESSOR_NAME - 1 ?
1928 strlen(SIMIX_host_get_name(SIMIX_host_self())) +1 :
1929 MPI_MAX_PROCESSOR_NAME - 1 );
1932 MPI_MAX_PROCESSOR_NAME ? MPI_MAX_PROCESSOR_NAME : strlen(name);
1938 int PMPI_Get_count(MPI_Status * status, MPI_Datatype datatype, int *count)
1940 int retval = MPI_SUCCESS;
1944 if (status == NULL || count == NULL) {
1945 retval = MPI_ERR_ARG;
1946 } else if (datatype == MPI_DATATYPE_NULL) {
1947 retval = MPI_ERR_TYPE;
1949 size = smpi_datatype_size(datatype);
1952 } else if (status->count % size != 0) {
1953 retval = MPI_UNDEFINED;
1955 *count = smpi_mpi_get_count(status, datatype);
1962 int PMPI_Type_contiguous(int count, MPI_Datatype old_type, MPI_Datatype* new_type) {
1966 if (old_type == MPI_DATATYPE_NULL) {
1967 retval = MPI_ERR_TYPE;
1968 } else if (count<0){
1969 retval = MPI_ERR_COUNT;
1971 retval = smpi_datatype_contiguous(count, old_type, new_type);
1977 int PMPI_Type_commit(MPI_Datatype* datatype) {
1981 if (datatype == MPI_DATATYPE_NULL) {
1982 retval = MPI_ERR_TYPE;
1984 smpi_datatype_commit(datatype);
1985 retval = MPI_SUCCESS;
1992 int PMPI_Type_vector(int count, int blocklen, int stride, MPI_Datatype old_type, MPI_Datatype* new_type) {
1996 if (old_type == MPI_DATATYPE_NULL) {
1997 retval = MPI_ERR_TYPE;
1998 } else if (count<0 || blocklen<0){
1999 retval = MPI_ERR_COUNT;
2001 retval = smpi_datatype_vector(count, blocklen, stride, old_type, new_type);
2007 int PMPI_Type_hvector(int count, int blocklen, MPI_Aint stride, MPI_Datatype old_type, MPI_Datatype* new_type) {
2011 if (old_type == MPI_DATATYPE_NULL) {
2012 retval = MPI_ERR_TYPE;
2013 } else if (count<0 || blocklen<0){
2014 retval = MPI_ERR_COUNT;
2016 retval = smpi_datatype_hvector(count, blocklen, stride, old_type, new_type);
2023 int PMPI_Type_indexed(int count, int* blocklens, int* indices, MPI_Datatype old_type, MPI_Datatype* new_type) {
2027 if (old_type == MPI_DATATYPE_NULL) {
2028 retval = MPI_ERR_TYPE;
2029 } else if (count<0){
2030 retval = MPI_ERR_COUNT;
2032 retval = smpi_datatype_indexed(count, blocklens, indices, old_type, new_type);
2038 int PMPI_Type_hindexed(int count, int* blocklens, MPI_Aint* indices, MPI_Datatype old_type, MPI_Datatype* new_type) {
2042 if (old_type == MPI_DATATYPE_NULL) {
2043 retval = MPI_ERR_TYPE;
2044 } else if (count<0){
2045 retval = MPI_ERR_COUNT;
2047 retval = smpi_datatype_hindexed(count, blocklens, indices, old_type, new_type);
2054 int PMPI_Type_struct(int count, int* blocklens, MPI_Aint* indices, MPI_Datatype* old_types, MPI_Datatype* new_type) {
2059 retval = MPI_ERR_COUNT;
2061 retval = smpi_datatype_struct(count, blocklens, indices, old_types, new_type);
2066 int PMPI_Error_class(int errorcode, int* errorclass) {
2067 // assume smpi uses only standard mpi error codes
2068 *errorclass=errorcode;
2072 /* The following calls are not yet implemented and will fail at runtime. */
2073 /* Once implemented, please move them above this notice. */
2075 static int not_yet_implemented(void) {
2076 XBT_WARN("Not yet implemented");
2080 int PMPI_Pack_size(int incount, MPI_Datatype datatype, MPI_Comm comm, int* size) {
2081 return not_yet_implemented();
2084 int PMPI_Cart_coords(MPI_Comm comm, int rank, int maxdims, int* coords) {
2085 return not_yet_implemented();
2088 int PMPI_Cart_create(MPI_Comm comm_old, int ndims, int* dims, int* periods, int reorder, MPI_Comm* comm_cart) {
2089 return not_yet_implemented();
2092 int PMPI_Cart_get(MPI_Comm comm, int maxdims, int* dims, int* periods, int* coords) {
2093 return not_yet_implemented();
2096 int PMPI_Cart_map(MPI_Comm comm_old, int ndims, int* dims, int* periods, int* newrank) {
2097 return not_yet_implemented();
2100 int PMPI_Cart_rank(MPI_Comm comm, int* coords, int* rank) {
2101 return not_yet_implemented();
2104 int PMPI_Cart_shift(MPI_Comm comm, int direction, int displ, int* source, int* dest) {
2105 return not_yet_implemented();
2108 int PMPI_Cart_sub(MPI_Comm comm, int* remain_dims, MPI_Comm* comm_new) {
2109 return not_yet_implemented();
2112 int PMPI_Cartdim_get(MPI_Comm comm, int* ndims) {
2113 return not_yet_implemented();
2116 int PMPI_Graph_create(MPI_Comm comm_old, int nnodes, int* index, int* edges, int reorder, MPI_Comm* comm_graph) {
2117 return not_yet_implemented();
2120 int PMPI_Graph_get(MPI_Comm comm, int maxindex, int maxedges, int* index, int* edges) {
2121 return not_yet_implemented();
2124 int PMPI_Graph_map(MPI_Comm comm_old, int nnodes, int* index, int* edges, int* newrank) {
2125 return not_yet_implemented();
2128 int PMPI_Graph_neighbors(MPI_Comm comm, int rank, int maxneighbors, int* neighbors) {
2129 return not_yet_implemented();
2132 int PMPI_Graph_neighbors_count(MPI_Comm comm, int rank, int* nneighbors) {
2133 return not_yet_implemented();
2136 int PMPI_Graphdims_get(MPI_Comm comm, int* nnodes, int* nedges) {
2137 return not_yet_implemented();
2140 int PMPI_Topo_test(MPI_Comm comm, int* top_type) {
2141 return not_yet_implemented();
2144 int PMPI_Errhandler_create(MPI_Handler_function* function, MPI_Errhandler* errhandler) {
2145 return not_yet_implemented();
2148 int PMPI_Errhandler_free(MPI_Errhandler* errhandler) {
2149 return not_yet_implemented();
2152 int PMPI_Errhandler_get(MPI_Comm comm, MPI_Errhandler* errhandler) {
2153 return not_yet_implemented();
2156 int PMPI_Error_string(int errorcode, char* string, int* resultlen) {
2157 return not_yet_implemented();
2160 int PMPI_Errhandler_set(MPI_Comm comm, MPI_Errhandler errhandler) {
2161 return not_yet_implemented();
2165 int PMPI_Cancel(MPI_Request* request) {
2166 return not_yet_implemented();
2169 int PMPI_Buffer_attach(void* buffer, int size) {
2170 return not_yet_implemented();
2173 int PMPI_Buffer_detach(void* buffer, int* size) {
2174 return not_yet_implemented();
2177 int PMPI_Comm_test_inter(MPI_Comm comm, int* flag) {
2178 return not_yet_implemented();
2181 int PMPI_Comm_get_attr (MPI_Comm comm, int comm_keyval, void *attribute_val, int *flag)
2183 return not_yet_implemented();
2186 int PMPI_Pcontrol(const int level )
2188 return not_yet_implemented();
2191 int PMPI_Unpack(void* inbuf, int insize, int* position, void* outbuf, int outcount, MPI_Datatype type, MPI_Comm comm) {
2192 return not_yet_implemented();
2195 int PMPI_Ssend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm) {
2196 return not_yet_implemented();
2199 int PMPI_Ssend_init(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2200 return not_yet_implemented();
2203 int PMPI_Intercomm_create(MPI_Comm local_comm, int local_leader, MPI_Comm peer_comm, int remote_leader, int tag, MPI_Comm* comm_out) {
2204 return not_yet_implemented();
2207 int PMPI_Intercomm_merge(MPI_Comm comm, int high, MPI_Comm* comm_out) {
2208 return not_yet_implemented();
2211 int PMPI_Bsend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm) {
2212 return not_yet_implemented();
2215 int PMPI_Bsend_init(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2216 return not_yet_implemented();
2219 int PMPI_Ibsend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2220 return not_yet_implemented();
2223 int PMPI_Comm_remote_group(MPI_Comm comm, MPI_Group* group) {
2224 return not_yet_implemented();
2227 int PMPI_Comm_remote_size(MPI_Comm comm, int* size) {
2228 return not_yet_implemented();
2231 int PMPI_Issend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2232 return not_yet_implemented();
2236 int PMPI_Attr_delete(MPI_Comm comm, int keyval) {
2237 return not_yet_implemented();
2240 int PMPI_Attr_get(MPI_Comm comm, int keyval, void* attr_value, int* flag) {
2241 return not_yet_implemented();
2244 int PMPI_Attr_put(MPI_Comm comm, int keyval, void* attr_value) {
2245 return not_yet_implemented();
2248 int PMPI_Rsend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm) {
2249 return not_yet_implemented();
2252 int PMPI_Rsend_init(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2253 return not_yet_implemented();
2256 int PMPI_Irsend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2257 return not_yet_implemented();
2260 int PMPI_Keyval_create(MPI_Copy_function* copy_fn, MPI_Delete_function* delete_fn, int* keyval, void* extra_state) {
2261 return not_yet_implemented();
2264 int PMPI_Keyval_free(int* keyval) {
2265 return not_yet_implemented();
2268 int PMPI_Test_cancelled(MPI_Status* status, int* flag) {
2269 return not_yet_implemented();
2272 int PMPI_Pack(void* inbuf, int incount, MPI_Datatype type, void* outbuf, int outcount, int* position, MPI_Comm comm) {
2273 return not_yet_implemented();
2276 int PMPI_Get_elements(MPI_Status* status, MPI_Datatype datatype, int* elements) {
2277 return not_yet_implemented();
2280 int PMPI_Dims_create(int nnodes, int ndims, int* dims) {
2281 return not_yet_implemented();
2284 int PMPI_Initialized(int* flag) {
2285 return not_yet_implemented();