1 /* Copyright (c) 2007, 2008, 2009, 2010. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
8 #include "smpi_mpi_dt_private.h"
10 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_pmpi, smpi,
11 "Logging specific to SMPI (pmpi)");
14 //this function need to be here because of the calls to smpi_bench
15 void TRACE_smpi_set_category(const char *category)
17 //need to end bench otherwise categories for execution tasks are wrong
19 TRACE_internal_smpi_set_category (category);
20 //begin bench after changing process's category
25 /* PMPI User level calls */
27 int PMPI_Init(int *argc, char ***argv)
29 smpi_process_init(argc, argv);
31 int rank = smpi_process_index();
32 TRACE_smpi_init(rank);
34 TRACE_smpi_computing_init(rank);
40 int PMPI_Finalize(void)
42 smpi_process_finalize();
45 int rank = smpi_process_index();
46 TRACE_smpi_computing_out(rank);
47 TRACE_smpi_finalize(smpi_process_index());
49 smpi_process_destroy();
53 int PMPI_Init_thread(int *argc, char ***argv, int required, int *provided)
55 if (provided != NULL) {
56 *provided = MPI_THREAD_MULTIPLE;
58 return MPI_Init(argc, argv);
61 int PMPI_Query_thread(int *provided)
66 if (provided == NULL) {
69 *provided = MPI_THREAD_MULTIPLE;
76 int PMPI_Is_thread_main(int *flag)
84 *flag = smpi_process_index() == 0;
91 int PMPI_Abort(MPI_Comm comm, int errorcode)
94 smpi_process_destroy();
96 int rank = smpi_process_index();
97 TRACE_smpi_computing_out(rank);
99 // FIXME: should kill all processes in comm instead
100 simcall_process_kill(SIMIX_process_self());
104 double PMPI_Wtime(void)
109 time = SIMIX_get_clock();
113 extern double sg_maxmin_precision;
114 double PMPI_Wtick(void)
116 return sg_maxmin_precision;
119 int PMPI_Address(void *location, MPI_Aint * address)
125 retval = MPI_ERR_ARG;
127 *address = (MPI_Aint) location;
128 retval = MPI_SUCCESS;
134 int PMPI_Type_free(MPI_Datatype * datatype)
140 retval = MPI_ERR_ARG;
142 smpi_datatype_free(datatype);
143 retval = MPI_SUCCESS;
149 int PMPI_Type_size(MPI_Datatype datatype, int *size)
154 if (datatype == MPI_DATATYPE_NULL) {
155 retval = MPI_ERR_TYPE;
156 } else if (size == NULL) {
157 retval = MPI_ERR_ARG;
159 *size = (int) smpi_datatype_size(datatype);
160 retval = MPI_SUCCESS;
166 int PMPI_Type_get_extent(MPI_Datatype datatype, MPI_Aint * lb, MPI_Aint * extent)
171 if (datatype == MPI_DATATYPE_NULL) {
172 retval = MPI_ERR_TYPE;
173 } else if (lb == NULL || extent == NULL) {
174 retval = MPI_ERR_ARG;
176 retval = smpi_datatype_extent(datatype, lb, extent);
182 int PMPI_Type_extent(MPI_Datatype datatype, MPI_Aint * extent)
188 if (datatype == MPI_DATATYPE_NULL) {
189 retval = MPI_ERR_TYPE;
190 } else if (extent == NULL) {
191 retval = MPI_ERR_ARG;
193 retval = smpi_datatype_extent(datatype, &dummy, extent);
199 int PMPI_Type_lb(MPI_Datatype datatype, MPI_Aint * disp)
204 if (datatype == MPI_DATATYPE_NULL) {
205 retval = MPI_ERR_TYPE;
206 } else if (disp == NULL) {
207 retval = MPI_ERR_ARG;
209 *disp = smpi_datatype_lb(datatype);
210 retval = MPI_SUCCESS;
216 int PMPI_Type_ub(MPI_Datatype datatype, MPI_Aint * disp)
221 if (datatype == MPI_DATATYPE_NULL) {
222 retval = MPI_ERR_TYPE;
223 } else if (disp == NULL) {
224 retval = MPI_ERR_ARG;
226 *disp = smpi_datatype_ub(datatype);
227 retval = MPI_SUCCESS;
233 int PMPI_Op_create(MPI_User_function * function, int commute, MPI_Op * op)
238 if (function == NULL || op == NULL) {
239 retval = MPI_ERR_ARG;
241 *op = smpi_op_new(function, commute);
242 retval = MPI_SUCCESS;
248 int PMPI_Op_free(MPI_Op * op)
254 retval = MPI_ERR_ARG;
255 } else if (*op == MPI_OP_NULL) {
258 smpi_op_destroy(*op);
260 retval = MPI_SUCCESS;
266 int PMPI_Group_free(MPI_Group * group)
272 retval = MPI_ERR_ARG;
274 smpi_group_destroy(*group);
275 *group = MPI_GROUP_NULL;
276 retval = MPI_SUCCESS;
282 int PMPI_Group_size(MPI_Group group, int *size)
287 if (group == MPI_GROUP_NULL) {
288 retval = MPI_ERR_GROUP;
289 } else if (size == NULL) {
290 retval = MPI_ERR_ARG;
292 *size = smpi_group_size(group);
293 retval = MPI_SUCCESS;
299 int PMPI_Group_rank(MPI_Group group, int *rank)
304 if (group == MPI_GROUP_NULL) {
305 retval = MPI_ERR_GROUP;
306 } else if (rank == NULL) {
307 retval = MPI_ERR_ARG;
309 *rank = smpi_group_rank(group, smpi_process_index());
310 retval = MPI_SUCCESS;
316 int PMPI_Group_translate_ranks(MPI_Group group1, int n, int *ranks1,
317 MPI_Group group2, int *ranks2)
319 int retval, i, index;
322 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
323 retval = MPI_ERR_GROUP;
325 for (i = 0; i < n; i++) {
326 index = smpi_group_index(group1, ranks1[i]);
327 ranks2[i] = smpi_group_rank(group2, index);
329 retval = MPI_SUCCESS;
335 int PMPI_Group_compare(MPI_Group group1, MPI_Group group2, int *result)
340 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
341 retval = MPI_ERR_GROUP;
342 } else if (result == NULL) {
343 retval = MPI_ERR_ARG;
345 *result = smpi_group_compare(group1, group2);
346 retval = MPI_SUCCESS;
352 int PMPI_Group_union(MPI_Group group1, MPI_Group group2,
353 MPI_Group * newgroup)
355 int retval, i, proc1, proc2, size, size2;
358 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
359 retval = MPI_ERR_GROUP;
360 } else if (newgroup == NULL) {
361 retval = MPI_ERR_ARG;
363 size = smpi_group_size(group1);
364 size2 = smpi_group_size(group2);
365 for (i = 0; i < size2; i++) {
366 proc2 = smpi_group_index(group2, i);
367 proc1 = smpi_group_rank(group1, proc2);
368 if (proc1 == MPI_UNDEFINED) {
373 *newgroup = MPI_GROUP_EMPTY;
375 *newgroup = smpi_group_new(size);
376 size2 = smpi_group_size(group1);
377 for (i = 0; i < size2; i++) {
378 proc1 = smpi_group_index(group1, i);
379 smpi_group_set_mapping(*newgroup, proc1, i);
381 for (i = size2; i < size; i++) {
382 proc2 = smpi_group_index(group2, i - size2);
383 smpi_group_set_mapping(*newgroup, proc2, i);
386 smpi_group_use(*newgroup);
387 retval = MPI_SUCCESS;
393 int PMPI_Group_intersection(MPI_Group group1, MPI_Group group2,
394 MPI_Group * newgroup)
396 int retval, i, proc1, proc2, size, size2;
399 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
400 retval = MPI_ERR_GROUP;
401 } else if (newgroup == NULL) {
402 retval = MPI_ERR_ARG;
404 size = smpi_group_size(group1);
405 size2 = smpi_group_size(group2);
406 for (i = 0; i < size2; i++) {
407 proc2 = smpi_group_index(group2, i);
408 proc1 = smpi_group_rank(group1, proc2);
409 if (proc1 == MPI_UNDEFINED) {
414 *newgroup = MPI_GROUP_EMPTY;
416 *newgroup = smpi_group_new(size);
417 size2 = smpi_group_size(group1);
418 for (i = 0; i < size2; i++) {
419 proc1 = smpi_group_index(group1, i);
420 proc2 = smpi_group_rank(group2, proc1);
421 if (proc2 != MPI_UNDEFINED) {
422 smpi_group_set_mapping(*newgroup, proc1, i);
426 smpi_group_use(*newgroup);
427 retval = MPI_SUCCESS;
433 int PMPI_Group_difference(MPI_Group group1, MPI_Group group2, MPI_Group * newgroup)
435 int retval, i, proc1, proc2, size, size2;
438 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
439 retval = MPI_ERR_GROUP;
440 } else if (newgroup == NULL) {
441 retval = MPI_ERR_ARG;
443 size = size2 = smpi_group_size(group1);
444 for (i = 0; i < size2; i++) {
445 proc1 = smpi_group_index(group1, i);
446 proc2 = smpi_group_rank(group2, proc1);
447 if (proc2 != MPI_UNDEFINED) {
452 *newgroup = MPI_GROUP_EMPTY;
454 *newgroup = smpi_group_new(size);
455 for (i = 0; i < size2; i++) {
456 proc1 = smpi_group_index(group1, i);
457 proc2 = smpi_group_rank(group2, proc1);
458 if (proc2 == MPI_UNDEFINED) {
459 smpi_group_set_mapping(*newgroup, proc1, i);
463 smpi_group_use(*newgroup);
464 retval = MPI_SUCCESS;
470 int PMPI_Group_incl(MPI_Group group, int n, int *ranks, MPI_Group * newgroup)
472 int retval, i, index;
475 if (group == MPI_GROUP_NULL) {
476 retval = MPI_ERR_GROUP;
477 } else if (newgroup == NULL) {
478 retval = MPI_ERR_ARG;
481 *newgroup = MPI_GROUP_EMPTY;
482 } else if (n == smpi_group_size(group)) {
485 *newgroup = smpi_group_new(n);
486 for (i = 0; i < n; i++) {
487 index = smpi_group_index(group, ranks[i]);
488 smpi_group_set_mapping(*newgroup, index, i);
491 smpi_group_use(*newgroup);
492 retval = MPI_SUCCESS;
498 int PMPI_Group_excl(MPI_Group group, int n, int *ranks, MPI_Group * newgroup)
500 int retval, i, size, rank, index;
503 if (group == MPI_GROUP_NULL) {
504 retval = MPI_ERR_GROUP;
505 } else if (newgroup == NULL) {
506 retval = MPI_ERR_ARG;
510 } else if (n == smpi_group_size(group)) {
511 *newgroup = MPI_GROUP_EMPTY;
513 size = smpi_group_size(group) - n;
514 *newgroup = smpi_group_new(size);
516 while (rank < size) {
517 for (i = 0; i < n; i++) {
518 if (ranks[i] == rank) {
523 index = smpi_group_index(group, rank);
524 smpi_group_set_mapping(*newgroup, index, rank);
529 smpi_group_use(*newgroup);
530 retval = MPI_SUCCESS;
536 int PMPI_Group_range_incl(MPI_Group group, int n, int ranges[][3],
537 MPI_Group * newgroup)
539 int retval, i, j, rank, size, index;
542 if (group == MPI_GROUP_NULL) {
543 retval = MPI_ERR_GROUP;
544 } else if (newgroup == NULL) {
545 retval = MPI_ERR_ARG;
548 *newgroup = MPI_GROUP_EMPTY;
551 for (i = 0; i < n; i++) {
552 for (rank = ranges[i][0]; /* First */
553 rank >= 0 && rank <= ranges[i][1]; /* Last */
554 rank += ranges[i][2] /* Stride */ ) {
558 if (size == smpi_group_size(group)) {
561 *newgroup = smpi_group_new(size);
563 for (i = 0; i < n; i++) {
564 for (rank = ranges[i][0]; /* First */
565 rank >= 0 && rank <= ranges[i][1]; /* Last */
566 rank += ranges[i][2] /* Stride */ ) {
567 index = smpi_group_index(group, rank);
568 smpi_group_set_mapping(*newgroup, index, j);
574 smpi_group_use(*newgroup);
575 retval = MPI_SUCCESS;
581 int PMPI_Group_range_excl(MPI_Group group, int n, int ranges[][3],
582 MPI_Group * newgroup)
584 int retval, i, newrank, rank, size, index, add;
587 if (group == MPI_GROUP_NULL) {
588 retval = MPI_ERR_GROUP;
589 } else if (newgroup == NULL) {
590 retval = MPI_ERR_ARG;
595 size = smpi_group_size(group);
596 for (i = 0; i < n; i++) {
597 for (rank = ranges[i][0]; /* First */
598 rank >= 0 && rank <= ranges[i][1]; /* Last */
599 rank += ranges[i][2] /* Stride */ ) {
604 *newgroup = MPI_GROUP_EMPTY;
606 *newgroup = smpi_group_new(size);
608 while (newrank < size) {
609 for (i = 0; i < n; i++) {
611 for (rank = ranges[i][0]; /* First */
612 rank >= 0 && rank <= ranges[i][1]; /* Last */
613 rank += ranges[i][2] /* Stride */ ) {
614 if (rank == newrank) {
620 index = smpi_group_index(group, newrank);
621 smpi_group_set_mapping(*newgroup, index, newrank);
627 smpi_group_use(*newgroup);
628 retval = MPI_SUCCESS;
634 int PMPI_Comm_rank(MPI_Comm comm, int *rank)
639 if (comm == MPI_COMM_NULL) {
640 retval = MPI_ERR_COMM;
641 } else if (rank == NULL) {
642 retval = MPI_ERR_ARG;
644 *rank = smpi_comm_rank(comm);
645 retval = MPI_SUCCESS;
651 int PMPI_Comm_size(MPI_Comm comm, int *size)
656 if (comm == MPI_COMM_NULL) {
657 retval = MPI_ERR_COMM;
658 } else if (size == NULL) {
659 retval = MPI_ERR_ARG;
661 *size = smpi_comm_size(comm);
662 retval = MPI_SUCCESS;
668 int PMPI_Comm_get_name (MPI_Comm comm, char* name, int* len)
673 if (comm == MPI_COMM_NULL) {
674 retval = MPI_ERR_COMM;
675 } else if (name == NULL || len == NULL) {
676 retval = MPI_ERR_ARG;
678 smpi_comm_get_name(comm, name, len);
679 retval = MPI_SUCCESS;
685 int PMPI_Comm_group(MPI_Comm comm, MPI_Group * group)
690 if (comm == MPI_COMM_NULL) {
691 retval = MPI_ERR_COMM;
692 } else if (group == NULL) {
693 retval = MPI_ERR_ARG;
695 *group = smpi_comm_group(comm);
696 retval = MPI_SUCCESS;
702 int PMPI_Comm_compare(MPI_Comm comm1, MPI_Comm comm2, int *result)
707 if (comm1 == MPI_COMM_NULL || comm2 == MPI_COMM_NULL) {
708 retval = MPI_ERR_COMM;
709 } else if (result == NULL) {
710 retval = MPI_ERR_ARG;
712 if (comm1 == comm2) { /* Same communicators means same groups */
716 smpi_group_compare(smpi_comm_group(comm1),
717 smpi_comm_group(comm2));
718 if (*result == MPI_IDENT) {
719 *result = MPI_CONGRUENT;
722 retval = MPI_SUCCESS;
728 int PMPI_Comm_dup(MPI_Comm comm, MPI_Comm * newcomm)
733 if (comm == MPI_COMM_NULL) {
734 retval = MPI_ERR_COMM;
735 } else if (newcomm == NULL) {
736 retval = MPI_ERR_ARG;
738 *newcomm = smpi_comm_new(smpi_comm_group(comm));
739 retval = MPI_SUCCESS;
745 int PMPI_Comm_create(MPI_Comm comm, MPI_Group group, MPI_Comm * newcomm)
750 if (comm == MPI_COMM_NULL) {
751 retval = MPI_ERR_COMM;
752 } else if (group == MPI_GROUP_NULL) {
753 retval = MPI_ERR_GROUP;
754 } else if (newcomm == NULL) {
755 retval = MPI_ERR_ARG;
757 *newcomm = smpi_comm_new(group);
758 retval = MPI_SUCCESS;
764 int PMPI_Comm_free(MPI_Comm * comm)
770 retval = MPI_ERR_ARG;
771 } else if (*comm == MPI_COMM_NULL) {
772 retval = MPI_ERR_COMM;
774 smpi_comm_destroy(*comm);
775 *comm = MPI_COMM_NULL;
776 retval = MPI_SUCCESS;
782 int PMPI_Comm_disconnect(MPI_Comm * comm)
784 /* TODO: wait until all communication in comm are done */
789 retval = MPI_ERR_ARG;
790 } else if (*comm == MPI_COMM_NULL) {
791 retval = MPI_ERR_COMM;
793 smpi_comm_destroy(*comm);
794 *comm = MPI_COMM_NULL;
795 retval = MPI_SUCCESS;
801 int PMPI_Comm_split(MPI_Comm comm, int color, int key, MPI_Comm* comm_out)
806 if (comm_out == NULL) {
807 retval = MPI_ERR_ARG;
808 } else if (comm == MPI_COMM_NULL) {
809 retval = MPI_ERR_COMM;
811 *comm_out = smpi_comm_split(comm, color, key);
812 retval = MPI_SUCCESS;
818 int PMPI_Send_init(void *buf, int count, MPI_Datatype datatype, int dst,
819 int tag, MPI_Comm comm, MPI_Request * request)
824 if (request == NULL) {
825 retval = MPI_ERR_ARG;
826 } else if (comm == MPI_COMM_NULL) {
827 retval = MPI_ERR_COMM;
828 } else if (dst == MPI_PROC_NULL) {
829 retval = MPI_SUCCESS;
831 *request = smpi_mpi_send_init(buf, count, datatype, dst, tag, comm);
832 retval = MPI_SUCCESS;
838 int PMPI_Recv_init(void *buf, int count, MPI_Datatype datatype, int src,
839 int tag, MPI_Comm comm, MPI_Request * request)
844 if (request == NULL) {
845 retval = MPI_ERR_ARG;
846 } else if (comm == MPI_COMM_NULL) {
847 retval = MPI_ERR_COMM;
848 } else if (src == MPI_PROC_NULL) {
849 retval = MPI_SUCCESS;
851 *request = smpi_mpi_recv_init(buf, count, datatype, src, tag, comm);
852 retval = MPI_SUCCESS;
858 int PMPI_Start(MPI_Request * request)
863 if (request == NULL || *request == MPI_REQUEST_NULL) {
864 retval = MPI_ERR_ARG;
866 smpi_mpi_start(*request);
867 retval = MPI_SUCCESS;
873 int PMPI_Startall(int count, MPI_Request * requests)
878 if (requests == NULL) {
879 retval = MPI_ERR_ARG;
881 smpi_mpi_startall(count, requests);
882 retval = MPI_SUCCESS;
888 int PMPI_Request_free(MPI_Request * request)
893 if (request == MPI_REQUEST_NULL) {
894 retval = MPI_ERR_ARG;
896 smpi_mpi_request_free(request);
897 retval = MPI_SUCCESS;
903 int PMPI_Irecv(void *buf, int count, MPI_Datatype datatype, int src,
904 int tag, MPI_Comm comm, MPI_Request * request)
910 if (request == NULL) {
911 retval = MPI_ERR_ARG;
912 } else if (comm == MPI_COMM_NULL) {
913 retval = MPI_ERR_COMM;
914 } else if (src == MPI_PROC_NULL) {
915 *request = MPI_REQUEST_NULL;
916 retval = MPI_SUCCESS;
917 } else if (count < 0) {
918 retval = MPI_ERR_COUNT;
919 } else if (datatype == MPI_DATATYPE_NULL){
920 retval = MPI_ERR_TYPE;
924 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
925 int src_traced = smpi_group_index(smpi_comm_group(comm), src);
926 TRACE_smpi_ptp_in(rank, src_traced, rank, __FUNCTION__);
929 *request = smpi_mpi_irecv(buf, count, datatype, src, tag, comm);
930 retval = MPI_SUCCESS;
933 TRACE_smpi_ptp_out(rank, src_traced, rank, __FUNCTION__);
934 (*request)->recv = 1;
943 int PMPI_Isend(void *buf, int count, MPI_Datatype datatype, int dst,
944 int tag, MPI_Comm comm, MPI_Request * request)
949 if (request == NULL) {
950 retval = MPI_ERR_ARG;
951 } else if (comm == MPI_COMM_NULL) {
952 retval = MPI_ERR_COMM;
953 } else if (dst == MPI_PROC_NULL) {
954 *request = MPI_REQUEST_NULL;
955 retval = MPI_SUCCESS;
956 } else if (count < 0) {
957 retval = MPI_ERR_COUNT;
958 } else if (datatype == MPI_DATATYPE_NULL){
959 retval = MPI_ERR_TYPE;
963 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
964 TRACE_smpi_computing_out(rank);
965 int dst_traced = smpi_group_index(smpi_comm_group(comm), dst);
966 TRACE_smpi_ptp_in(rank, rank, dst_traced, __FUNCTION__);
967 TRACE_smpi_send(rank, rank, dst_traced);
970 *request = smpi_mpi_isend(buf, count, datatype, dst, tag, comm);
971 retval = MPI_SUCCESS;
974 TRACE_smpi_ptp_out(rank, rank, dst_traced, __FUNCTION__);
975 (*request)->send = 1;
976 TRACE_smpi_computing_in(rank);
986 int PMPI_Recv(void *buf, int count, MPI_Datatype datatype, int src, int tag,
987 MPI_Comm comm, MPI_Status * status)
993 if (comm == MPI_COMM_NULL) {
994 retval = MPI_ERR_COMM;
995 } else if (src == MPI_PROC_NULL) {
996 smpi_empty_status(status);
997 status->MPI_SOURCE = MPI_PROC_NULL;
998 retval = MPI_SUCCESS;
999 } else if (count < 0) {
1000 retval = MPI_ERR_COUNT;
1001 } else if (datatype == MPI_DATATYPE_NULL){
1002 retval = MPI_ERR_TYPE;
1005 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1006 int src_traced = smpi_group_index(smpi_comm_group(comm), src);
1007 TRACE_smpi_computing_out(rank);
1009 TRACE_smpi_ptp_in(rank, src_traced, rank, __FUNCTION__);
1012 smpi_mpi_recv(buf, count, datatype, src, tag, comm, status);
1013 retval = MPI_SUCCESS;
1016 //the src may not have been known at the beginning of the recv (MPI_ANY_SOURCE)
1017 if(status!=MPI_STATUS_IGNORE)src_traced = smpi_group_index(smpi_comm_group(comm), status->MPI_SOURCE);
1018 TRACE_smpi_ptp_out(rank, src_traced, rank, __FUNCTION__);
1019 TRACE_smpi_recv(rank, src_traced, rank);
1020 TRACE_smpi_computing_in(rank);
1028 int PMPI_Send(void *buf, int count, MPI_Datatype datatype, int dst, int tag,
1035 if (comm == MPI_COMM_NULL) {
1036 retval = MPI_ERR_COMM;
1037 } else if (dst == MPI_PROC_NULL) {
1038 retval = MPI_SUCCESS;
1039 } else if (count < 0) {
1040 retval = MPI_ERR_COUNT;
1041 } else if (datatype == MPI_DATATYPE_NULL){
1042 retval = MPI_ERR_TYPE;
1046 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1047 TRACE_smpi_computing_out(rank);
1048 int dst_traced = smpi_group_index(smpi_comm_group(comm), dst);
1049 TRACE_smpi_ptp_in(rank, rank, dst_traced, __FUNCTION__);
1050 TRACE_smpi_send(rank, rank, dst_traced);
1053 smpi_mpi_send(buf, count, datatype, dst, tag, comm);
1054 retval = MPI_SUCCESS;
1057 TRACE_smpi_ptp_out(rank, rank, dst_traced, __FUNCTION__);
1058 TRACE_smpi_computing_in(rank);
1066 int PMPI_Sendrecv(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1067 int dst, int sendtag, void *recvbuf, int recvcount,
1068 MPI_Datatype recvtype, int src, int recvtag,
1069 MPI_Comm comm, MPI_Status * status)
1075 if (comm == MPI_COMM_NULL) {
1076 retval = MPI_ERR_COMM;
1077 } else if (sendtype == MPI_DATATYPE_NULL
1078 || recvtype == MPI_DATATYPE_NULL) {
1079 retval = MPI_ERR_TYPE;
1080 } else if (src == MPI_PROC_NULL || dst == MPI_PROC_NULL) {
1081 smpi_empty_status(status);
1082 status->MPI_SOURCE = MPI_PROC_NULL;
1083 retval = MPI_SUCCESS;
1084 } else if (sendcount < 0 || recvcount<0) {
1085 retval = MPI_ERR_COUNT;
1089 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1090 TRACE_smpi_computing_out(rank);
1091 int dst_traced = smpi_group_index(smpi_comm_group(comm), dst);
1092 int src_traced = smpi_group_index(smpi_comm_group(comm), src);
1093 TRACE_smpi_ptp_in(rank, src_traced, dst_traced, __FUNCTION__);
1094 TRACE_smpi_send(rank, rank, dst_traced);
1095 TRACE_smpi_send(rank, src_traced, rank);
1099 smpi_mpi_sendrecv(sendbuf, sendcount, sendtype, dst, sendtag, recvbuf,
1100 recvcount, recvtype, src, recvtag, comm, status);
1101 retval = MPI_SUCCESS;
1104 TRACE_smpi_ptp_out(rank, src_traced, dst_traced, __FUNCTION__);
1105 TRACE_smpi_recv(rank, rank, dst_traced);
1106 TRACE_smpi_recv(rank, src_traced, rank);
1107 TRACE_smpi_computing_in(rank);
1116 int PMPI_Sendrecv_replace(void *buf, int count, MPI_Datatype datatype,
1117 int dst, int sendtag, int src, int recvtag,
1118 MPI_Comm comm, MPI_Status * status)
1120 //TODO: suboptimal implementation
1124 size = smpi_datatype_size(datatype) * count;
1125 recvbuf = xbt_new(char, size);
1127 MPI_Sendrecv(buf, count, datatype, dst, sendtag, recvbuf, count,
1128 datatype, src, recvtag, comm, status);
1129 memcpy(buf, recvbuf, size * sizeof(char));
1134 int PMPI_Test(MPI_Request * request, int *flag, MPI_Status * status)
1139 if (request == MPI_REQUEST_NULL || flag == NULL) {
1140 retval = MPI_ERR_ARG;
1141 } else if (*request == MPI_REQUEST_NULL) {
1143 retval = MPI_ERR_REQUEST;
1145 *flag = smpi_mpi_test(request, status);
1146 retval = MPI_SUCCESS;
1152 int PMPI_Testany(int count, MPI_Request requests[], int *index, int *flag,
1153 MPI_Status * status)
1158 if (index == NULL || flag == NULL) {
1159 retval = MPI_ERR_ARG;
1161 *flag = smpi_mpi_testany(count, requests, index, status);
1162 retval = MPI_SUCCESS;
1168 int PMPI_Testall(int count, MPI_Request* requests, int* flag, MPI_Status* statuses)
1174 retval = MPI_ERR_ARG;
1176 *flag = smpi_mpi_testall(count, requests, statuses);
1177 retval = MPI_SUCCESS;
1183 int PMPI_Probe(int source, int tag, MPI_Comm comm, MPI_Status* status) {
1187 if (status == NULL) {
1188 retval = MPI_ERR_ARG;
1189 } else if (comm == MPI_COMM_NULL) {
1190 retval = MPI_ERR_COMM;
1191 } else if (source == MPI_PROC_NULL) {
1192 smpi_empty_status(status);
1193 status->MPI_SOURCE = MPI_PROC_NULL;
1194 retval = MPI_SUCCESS;
1196 smpi_mpi_probe(source, tag, comm, status);
1197 retval = MPI_SUCCESS;
1204 int PMPI_Iprobe(int source, int tag, MPI_Comm comm, int* flag, MPI_Status* status) {
1209 retval = MPI_ERR_ARG;
1210 } else if (status == NULL) {
1211 retval = MPI_ERR_ARG;
1212 } else if (comm == MPI_COMM_NULL) {
1213 retval = MPI_ERR_COMM;
1214 } else if (source == MPI_PROC_NULL) {
1215 smpi_empty_status(status);
1216 status->MPI_SOURCE = MPI_PROC_NULL;
1217 retval = MPI_SUCCESS;
1219 smpi_mpi_iprobe(source, tag, comm, flag, status);
1220 retval = MPI_SUCCESS;
1226 int PMPI_Wait(MPI_Request * request, MPI_Status * status)
1232 if (request == NULL) {
1233 retval = MPI_ERR_ARG;
1234 } else if (*request == MPI_REQUEST_NULL) {
1235 retval = MPI_ERR_REQUEST;
1239 int rank = request && (*request)->comm != MPI_COMM_NULL
1240 ? smpi_process_index()
1242 TRACE_smpi_computing_out(rank);
1244 MPI_Group group = smpi_comm_group((*request)->comm);
1245 int src_traced = smpi_group_index(group, (*request)->src);
1246 int dst_traced = smpi_group_index(group, (*request)->dst);
1247 int is_wait_for_receive = (*request)->recv;
1248 TRACE_smpi_ptp_in(rank, src_traced, dst_traced, __FUNCTION__);
1251 smpi_mpi_wait(request, status);
1252 retval = MPI_SUCCESS;
1255 TRACE_smpi_ptp_out(rank, src_traced, dst_traced, __FUNCTION__);
1256 if (is_wait_for_receive) {
1257 TRACE_smpi_recv(rank, src_traced, dst_traced);
1259 TRACE_smpi_computing_in(rank);
1268 int PMPI_Waitany(int count, MPI_Request requests[], int *index, MPI_Status * status)
1274 //save requests information for tracing
1276 xbt_dynar_t srcs = xbt_dynar_new(sizeof(int), NULL);
1277 xbt_dynar_t dsts = xbt_dynar_new(sizeof(int), NULL);
1278 xbt_dynar_t recvs = xbt_dynar_new(sizeof(int), NULL);
1279 for (i = 0; i < count; i++) {
1280 MPI_Request req = requests[i]; //already received requests are no longer valid
1282 int *asrc = xbt_new(int, 1);
1283 int *adst = xbt_new(int, 1);
1284 int *arecv = xbt_new(int, 1);
1288 xbt_dynar_insert_at(srcs, i, asrc);
1289 xbt_dynar_insert_at(dsts, i, adst);
1290 xbt_dynar_insert_at(recvs, i, arecv);
1295 int *t = xbt_new(int, 1);
1296 xbt_dynar_insert_at(srcs, i, t);
1297 xbt_dynar_insert_at(dsts, i, t);
1298 xbt_dynar_insert_at(recvs, i, t);
1302 int rank_traced = smpi_process_index();
1303 TRACE_smpi_computing_out(rank_traced);
1305 TRACE_smpi_ptp_in(rank_traced, -1, -1, __FUNCTION__);
1308 if (index == NULL) {
1309 retval = MPI_ERR_ARG;
1311 *index = smpi_mpi_waitany(count, requests, status);
1312 retval = MPI_SUCCESS;
1315 if(*index!=MPI_UNDEFINED){
1316 int src_traced, dst_traced, is_wait_for_receive;
1317 xbt_dynar_get_cpy(srcs, *index, &src_traced);
1318 xbt_dynar_get_cpy(dsts, *index, &dst_traced);
1319 xbt_dynar_get_cpy(recvs, *index, &is_wait_for_receive);
1320 if (is_wait_for_receive) {
1321 TRACE_smpi_recv(rank_traced, src_traced, dst_traced);
1323 TRACE_smpi_ptp_out(rank_traced, src_traced, dst_traced, __FUNCTION__);
1324 //clean-up of dynars
1325 xbt_dynar_free(&srcs);
1326 xbt_dynar_free(&dsts);
1327 xbt_dynar_free(&recvs);
1329 TRACE_smpi_computing_in(rank_traced);
1337 int PMPI_Waitall(int count, MPI_Request requests[], MPI_Status status[])
1342 //save information from requests
1344 xbt_dynar_t srcs = xbt_dynar_new(sizeof(int), NULL);
1345 xbt_dynar_t dsts = xbt_dynar_new(sizeof(int), NULL);
1346 xbt_dynar_t recvs = xbt_dynar_new(sizeof(int), NULL);
1347 for (i = 0; i < count; i++) {
1348 MPI_Request req = requests[i];
1350 int *asrc = xbt_new(int, 1);
1351 int *adst = xbt_new(int, 1);
1352 int *arecv = xbt_new(int, 1);
1356 xbt_dynar_insert_at(srcs, i, asrc);
1357 xbt_dynar_insert_at(dsts, i, adst);
1358 xbt_dynar_insert_at(recvs, i, arecv);
1363 int *t = xbt_new(int, 1);
1364 xbt_dynar_insert_at(srcs, i, t);
1365 xbt_dynar_insert_at(dsts, i, t);
1366 xbt_dynar_insert_at(recvs, i, t);
1370 int rank_traced = smpi_process_index();
1371 TRACE_smpi_computing_out(rank_traced);
1373 TRACE_smpi_ptp_in(rank_traced, -1, -1, __FUNCTION__);
1375 smpi_mpi_waitall(count, requests, status);
1377 for (i = 0; i < count; i++) {
1378 int src_traced, dst_traced, is_wait_for_receive;
1379 xbt_dynar_get_cpy(srcs, i, &src_traced);
1380 xbt_dynar_get_cpy(dsts, i, &dst_traced);
1381 xbt_dynar_get_cpy(recvs, i, &is_wait_for_receive);
1382 if (is_wait_for_receive) {
1383 TRACE_smpi_recv(rank_traced, src_traced, dst_traced);
1386 TRACE_smpi_ptp_out(rank_traced, -1, -1, __FUNCTION__);
1387 //clean-up of dynars
1388 xbt_dynar_free(&srcs);
1389 xbt_dynar_free(&dsts);
1390 xbt_dynar_free(&recvs);
1391 TRACE_smpi_computing_in(rank_traced);
1397 int PMPI_Waitsome(int incount, MPI_Request requests[], int *outcount,
1398 int *indices, MPI_Status status[])
1403 if (outcount == NULL || indices == NULL) {
1404 retval = MPI_ERR_ARG;
1406 *outcount = smpi_mpi_waitsome(incount, requests, indices, status);
1407 retval = MPI_SUCCESS;
1413 int PMPI_Testsome(int incount, MPI_Request requests[], int* outcount,
1414 int* indices, MPI_Status status[])
1419 if (outcount == NULL || indices == NULL) {
1420 retval = MPI_ERR_ARG;
1422 *outcount = smpi_mpi_testsome(incount, requests, indices, status);
1423 retval = MPI_SUCCESS;
1430 int PMPI_Bcast(void *buf, int count, MPI_Datatype datatype, int root, MPI_Comm comm)
1436 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1437 TRACE_smpi_computing_out(rank);
1438 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1439 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1441 if (comm == MPI_COMM_NULL) {
1442 retval = MPI_ERR_COMM;
1444 smpi_mpi_bcast(buf, count, datatype, root, comm);
1445 retval = MPI_SUCCESS;
1448 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1449 TRACE_smpi_computing_in(rank);
1455 int PMPI_Barrier(MPI_Comm comm)
1461 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1462 TRACE_smpi_computing_out(rank);
1463 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1465 if (comm == MPI_COMM_NULL) {
1466 retval = MPI_ERR_COMM;
1468 smpi_mpi_barrier(comm);
1469 retval = MPI_SUCCESS;
1472 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1473 TRACE_smpi_computing_in(rank);
1479 int PMPI_Gather(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1480 void *recvbuf, int recvcount, MPI_Datatype recvtype,
1481 int root, MPI_Comm comm)
1487 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1488 TRACE_smpi_computing_out(rank);
1489 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1490 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1492 if (comm == MPI_COMM_NULL) {
1493 retval = MPI_ERR_COMM;
1494 } else if (sendtype == MPI_DATATYPE_NULL
1495 || recvtype == MPI_DATATYPE_NULL) {
1496 retval = MPI_ERR_TYPE;
1498 smpi_mpi_gather(sendbuf, sendcount, sendtype, recvbuf, recvcount,
1499 recvtype, root, comm);
1500 retval = MPI_SUCCESS;
1503 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1504 TRACE_smpi_computing_in(rank);
1510 int PMPI_Gatherv(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1511 void *recvbuf, int *recvcounts, int *displs,
1512 MPI_Datatype recvtype, int root, MPI_Comm comm)
1518 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1519 TRACE_smpi_computing_out(rank);
1520 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1521 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1523 if (comm == MPI_COMM_NULL) {
1524 retval = MPI_ERR_COMM;
1525 } else if (sendtype == MPI_DATATYPE_NULL
1526 || recvtype == MPI_DATATYPE_NULL) {
1527 retval = MPI_ERR_TYPE;
1528 } else if (recvcounts == NULL || displs == NULL) {
1529 retval = MPI_ERR_ARG;
1531 smpi_mpi_gatherv(sendbuf, sendcount, sendtype, recvbuf, recvcounts,
1532 displs, recvtype, root, comm);
1533 retval = MPI_SUCCESS;
1536 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1537 TRACE_smpi_computing_in(rank);
1543 int PMPI_Allgather(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1544 void *recvbuf, int recvcount, MPI_Datatype recvtype,
1551 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1552 TRACE_smpi_computing_out(rank);
1553 TRACE_smpi_collective_in(rank, -1, __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;
1561 smpi_mpi_allgather(sendbuf, sendcount, sendtype, recvbuf, recvcount,
1563 retval = MPI_SUCCESS;
1566 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1572 int PMPI_Allgatherv(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1573 void *recvbuf, int *recvcounts, int *displs,
1574 MPI_Datatype recvtype, MPI_Comm comm)
1580 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1581 TRACE_smpi_computing_out(rank);
1582 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1584 if (comm == MPI_COMM_NULL) {
1585 retval = MPI_ERR_COMM;
1586 } else if (sendtype == MPI_DATATYPE_NULL
1587 || recvtype == MPI_DATATYPE_NULL) {
1588 retval = MPI_ERR_TYPE;
1589 } else if (recvcounts == NULL || displs == NULL) {
1590 retval = MPI_ERR_ARG;
1592 smpi_mpi_allgatherv(sendbuf, sendcount, sendtype, recvbuf, recvcounts,
1593 displs, recvtype, comm);
1594 retval = MPI_SUCCESS;
1597 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1598 TRACE_smpi_computing_in(rank);
1604 int PMPI_Scatter(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1605 void *recvbuf, int recvcount, MPI_Datatype recvtype,
1606 int root, MPI_Comm comm)
1612 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1613 TRACE_smpi_computing_out(rank);
1614 int root_traced = smpi_group_index(smpi_comm_group(comm), root);
1616 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1618 if (comm == MPI_COMM_NULL) {
1619 retval = MPI_ERR_COMM;
1620 } else if (sendtype == MPI_DATATYPE_NULL
1621 || recvtype == MPI_DATATYPE_NULL) {
1622 retval = MPI_ERR_TYPE;
1624 smpi_mpi_scatter(sendbuf, sendcount, sendtype, recvbuf, recvcount,
1625 recvtype, root, comm);
1626 retval = MPI_SUCCESS;
1629 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1630 TRACE_smpi_computing_in(rank);
1636 int PMPI_Scatterv(void *sendbuf, int *sendcounts, int *displs,
1637 MPI_Datatype sendtype, void *recvbuf, int recvcount,
1638 MPI_Datatype recvtype, 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);
1647 TRACE_smpi_collective_in(rank, root_traced, __FUNCTION__);
1649 if (comm == MPI_COMM_NULL) {
1650 retval = MPI_ERR_COMM;
1651 } else if (sendtype == MPI_DATATYPE_NULL
1652 || recvtype == MPI_DATATYPE_NULL) {
1653 retval = MPI_ERR_TYPE;
1654 } else if (sendcounts == NULL || displs == NULL) {
1655 retval = MPI_ERR_ARG;
1657 smpi_mpi_scatterv(sendbuf, sendcounts, displs, sendtype, recvbuf,
1658 recvcount, recvtype, root, comm);
1659 retval = MPI_SUCCESS;
1662 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1663 TRACE_smpi_computing_in(rank);
1669 int PMPI_Reduce(void *sendbuf, void *recvbuf, int count,
1670 MPI_Datatype datatype, MPI_Op op, 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 (datatype == MPI_DATATYPE_NULL || op == MPI_OP_NULL) {
1684 retval = MPI_ERR_ARG;
1686 smpi_mpi_reduce(sendbuf, recvbuf, count, datatype, op, root, comm);
1687 retval = MPI_SUCCESS;
1690 TRACE_smpi_collective_out(rank, root_traced, __FUNCTION__);
1691 TRACE_smpi_computing_in(rank);
1697 int PMPI_Allreduce(void *sendbuf, void *recvbuf, int count,
1698 MPI_Datatype datatype, MPI_Op op, MPI_Comm comm)
1704 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1705 TRACE_smpi_computing_out(rank);
1706 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1708 if (comm == MPI_COMM_NULL) {
1709 retval = MPI_ERR_COMM;
1710 } else if (datatype == MPI_DATATYPE_NULL) {
1711 retval = MPI_ERR_TYPE;
1712 } else if (op == MPI_OP_NULL) {
1713 retval = MPI_ERR_OP;
1715 smpi_mpi_allreduce(sendbuf, recvbuf, count, datatype, op, comm);
1716 retval = MPI_SUCCESS;
1719 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1720 TRACE_smpi_computing_in(rank);
1726 int PMPI_Scan(void *sendbuf, void *recvbuf, int count,
1727 MPI_Datatype datatype, MPI_Op op, MPI_Comm comm)
1733 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1734 TRACE_smpi_computing_out(rank);
1735 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1737 if (comm == MPI_COMM_NULL) {
1738 retval = MPI_ERR_COMM;
1739 } else if (datatype == MPI_DATATYPE_NULL) {
1740 retval = MPI_ERR_TYPE;
1741 } else if (op == MPI_OP_NULL) {
1742 retval = MPI_ERR_OP;
1744 smpi_mpi_scan(sendbuf, recvbuf, count, datatype, op, comm);
1745 retval = MPI_SUCCESS;
1748 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1749 TRACE_smpi_computing_in(rank);
1755 int PMPI_Reduce_scatter(void *sendbuf, void *recvbuf, int *recvcounts,
1756 MPI_Datatype datatype, MPI_Op op, MPI_Comm comm)
1758 int retval, i, size, count;
1760 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1764 TRACE_smpi_computing_out(rank);
1765 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1767 if (comm == MPI_COMM_NULL) {
1768 retval = MPI_ERR_COMM;
1769 } else if (datatype == MPI_DATATYPE_NULL) {
1770 retval = MPI_ERR_TYPE;
1771 } else if (op == MPI_OP_NULL) {
1772 retval = MPI_ERR_OP;
1773 } else if (recvcounts == NULL) {
1774 retval = MPI_ERR_ARG;
1776 /* arbitrarily choose root as rank 0 */
1777 /* TODO: faster direct implementation ? */
1778 size = smpi_comm_size(comm);
1780 displs = xbt_new(int, size);
1781 for (i = 0; i < size; i++) {
1782 count += recvcounts[i];
1785 smpi_mpi_reduce(sendbuf, recvbuf, count, datatype, op, 0, comm);
1786 smpi_mpi_scatterv(recvbuf, recvcounts, displs, datatype, recvbuf,
1787 recvcounts[rank], datatype, 0, comm);
1789 retval = MPI_SUCCESS;
1792 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1793 TRACE_smpi_computing_in(rank);
1799 int PMPI_Alltoall(void *sendbuf, int sendcount, MPI_Datatype sendtype,
1800 void *recvbuf, int recvcount, MPI_Datatype recvtype,
1803 int retval, size, sendsize;
1807 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1808 TRACE_smpi_computing_out(rank);
1809 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1811 if (comm == MPI_COMM_NULL) {
1812 retval = MPI_ERR_COMM;
1813 } else if (sendtype == MPI_DATATYPE_NULL
1814 || recvtype == MPI_DATATYPE_NULL) {
1815 retval = MPI_ERR_TYPE;
1817 size = smpi_comm_size(comm);
1818 sendsize = smpi_datatype_size(sendtype) * sendcount;
1819 if (sendsize < 200 && size > 12) {
1821 smpi_coll_tuned_alltoall_bruck(sendbuf, sendcount, sendtype,
1822 recvbuf, recvcount, recvtype,
1824 } else if (sendsize < 3000) {
1826 smpi_coll_tuned_alltoall_basic_linear(sendbuf, sendcount,
1828 recvcount, recvtype, comm);
1831 smpi_coll_tuned_alltoall_pairwise(sendbuf, sendcount, sendtype,
1832 recvbuf, recvcount, recvtype,
1837 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1838 TRACE_smpi_computing_in(rank);
1844 int PMPI_Alltoallv(void *sendbuf, int *sendcounts, int *senddisps,
1845 MPI_Datatype sendtype, void *recvbuf, int *recvcounts,
1846 int *recvdisps, MPI_Datatype recvtype, MPI_Comm comm)
1852 int rank = comm != MPI_COMM_NULL ? smpi_process_index() : -1;
1853 TRACE_smpi_computing_out(rank);
1854 TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
1856 if (comm == MPI_COMM_NULL) {
1857 retval = MPI_ERR_COMM;
1858 } else if (sendtype == MPI_DATATYPE_NULL
1859 || recvtype == MPI_DATATYPE_NULL) {
1860 retval = MPI_ERR_TYPE;
1861 } else if (sendcounts == NULL || senddisps == NULL || recvcounts == NULL
1862 || recvdisps == NULL) {
1863 retval = MPI_ERR_ARG;
1866 smpi_coll_basic_alltoallv(sendbuf, sendcounts, senddisps, sendtype,
1867 recvbuf, recvcounts, recvdisps, recvtype,
1871 TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
1872 TRACE_smpi_computing_in(rank);
1879 int PMPI_Get_processor_name(char *name, int *resultlen)
1881 int retval = MPI_SUCCESS;
1884 strncpy(name, SIMIX_host_get_name(SIMIX_host_self()),
1885 MPI_MAX_PROCESSOR_NAME - 1);
1888 MPI_MAX_PROCESSOR_NAME ? MPI_MAX_PROCESSOR_NAME : strlen(name);
1894 int PMPI_Get_count(MPI_Status * status, MPI_Datatype datatype, int *count)
1896 int retval = MPI_SUCCESS;
1900 if (status == NULL || count == NULL) {
1901 retval = MPI_ERR_ARG;
1902 } else if (datatype == MPI_DATATYPE_NULL) {
1903 retval = MPI_ERR_TYPE;
1905 size = smpi_datatype_size(datatype);
1908 } else if (status->count % size != 0) {
1909 retval = MPI_UNDEFINED;
1911 *count = smpi_mpi_get_count(status, datatype);
1918 int PMPI_Type_contiguous(int count, MPI_Datatype old_type, MPI_Datatype* new_type) {
1922 if (old_type == MPI_DATATYPE_NULL) {
1923 retval = MPI_ERR_TYPE;
1924 } else if (count<=0){
1925 retval = MPI_ERR_COUNT;
1927 retval = smpi_datatype_contiguous(count, old_type, new_type);
1933 int PMPI_Type_commit(MPI_Datatype* datatype) {
1937 if (datatype == MPI_DATATYPE_NULL) {
1938 retval = MPI_ERR_TYPE;
1940 smpi_datatype_commit(datatype);
1941 retval = MPI_SUCCESS;
1948 int PMPI_Type_vector(int count, int blocklen, int stride, MPI_Datatype old_type, MPI_Datatype* new_type) {
1952 if (old_type == MPI_DATATYPE_NULL) {
1953 retval = MPI_ERR_TYPE;
1954 } else if (count<=0 || blocklen<=0){
1955 retval = MPI_ERR_COUNT;
1957 retval = smpi_datatype_vector(count, blocklen, stride, old_type, new_type);
1963 int PMPI_Type_hvector(int count, int blocklen, MPI_Aint stride, MPI_Datatype old_type, MPI_Datatype* new_type) {
1967 if (old_type == MPI_DATATYPE_NULL) {
1968 retval = MPI_ERR_TYPE;
1969 } else if (count<=0 || blocklen<=0){
1970 retval = MPI_ERR_COUNT;
1972 retval = smpi_datatype_hvector(count, blocklen, stride, old_type, new_type);
1979 int PMPI_Type_indexed(int count, int* blocklens, int* indices, MPI_Datatype old_type, MPI_Datatype* new_type) {
1983 if (old_type == MPI_DATATYPE_NULL) {
1984 retval = MPI_ERR_TYPE;
1985 } else if (count<=0){
1986 retval = MPI_ERR_COUNT;
1988 retval = smpi_datatype_indexed(count, blocklens, indices, old_type, new_type);
1994 int PMPI_Type_hindexed(int count, int* blocklens, MPI_Aint* indices, MPI_Datatype old_type, MPI_Datatype* new_type) {
1998 if (old_type == MPI_DATATYPE_NULL) {
1999 retval = MPI_ERR_TYPE;
2000 } else if (count<=0){
2001 retval = MPI_ERR_COUNT;
2003 retval = smpi_datatype_hindexed(count, blocklens, indices, old_type, new_type);
2010 int PMPI_Type_struct(int count, int* blocklens, MPI_Aint* indices, MPI_Datatype* old_types, MPI_Datatype* new_type) {
2015 retval = MPI_ERR_COUNT;
2017 retval = smpi_datatype_struct(count, blocklens, indices, old_types, new_type);
2023 /* The following calls are not yet implemented and will fail at runtime. */
2024 /* Once implemented, please move them above this notice. */
2026 static int not_yet_implemented(void) {
2027 XBT_WARN("Not yet implemented");
2031 int PMPI_Pack_size(int incount, MPI_Datatype datatype, MPI_Comm comm, int* size) {
2032 return not_yet_implemented();
2035 int PMPI_Cart_coords(MPI_Comm comm, int rank, int maxdims, int* coords) {
2036 return not_yet_implemented();
2039 int PMPI_Cart_create(MPI_Comm comm_old, int ndims, int* dims, int* periods, int reorder, MPI_Comm* comm_cart) {
2040 return not_yet_implemented();
2043 int PMPI_Cart_get(MPI_Comm comm, int maxdims, int* dims, int* periods, int* coords) {
2044 return not_yet_implemented();
2047 int PMPI_Cart_map(MPI_Comm comm_old, int ndims, int* dims, int* periods, int* newrank) {
2048 return not_yet_implemented();
2051 int PMPI_Cart_rank(MPI_Comm comm, int* coords, int* rank) {
2052 return not_yet_implemented();
2055 int PMPI_Cart_shift(MPI_Comm comm, int direction, int displ, int* source, int* dest) {
2056 return not_yet_implemented();
2059 int PMPI_Cart_sub(MPI_Comm comm, int* remain_dims, MPI_Comm* comm_new) {
2060 return not_yet_implemented();
2063 int PMPI_Cartdim_get(MPI_Comm comm, int* ndims) {
2064 return not_yet_implemented();
2067 int PMPI_Graph_create(MPI_Comm comm_old, int nnodes, int* index, int* edges, int reorder, MPI_Comm* comm_graph) {
2068 return not_yet_implemented();
2071 int PMPI_Graph_get(MPI_Comm comm, int maxindex, int maxedges, int* index, int* edges) {
2072 return not_yet_implemented();
2075 int PMPI_Graph_map(MPI_Comm comm_old, int nnodes, int* index, int* edges, int* newrank) {
2076 return not_yet_implemented();
2079 int PMPI_Graph_neighbors(MPI_Comm comm, int rank, int maxneighbors, int* neighbors) {
2080 return not_yet_implemented();
2083 int PMPI_Graph_neighbors_count(MPI_Comm comm, int rank, int* nneighbors) {
2084 return not_yet_implemented();
2087 int PMPI_Graphdims_get(MPI_Comm comm, int* nnodes, int* nedges) {
2088 return not_yet_implemented();
2091 int PMPI_Topo_test(MPI_Comm comm, int* top_type) {
2092 return not_yet_implemented();
2095 int PMPI_Error_class(int errorcode, int* errorclass) {
2096 return not_yet_implemented();
2099 int PMPI_Errhandler_create(MPI_Handler_function* function, MPI_Errhandler* errhandler) {
2100 return not_yet_implemented();
2103 int PMPI_Errhandler_free(MPI_Errhandler* errhandler) {
2104 return not_yet_implemented();
2107 int PMPI_Errhandler_get(MPI_Comm comm, MPI_Errhandler* errhandler) {
2108 return not_yet_implemented();
2111 int PMPI_Error_string(int errorcode, char* string, int* resultlen) {
2112 return not_yet_implemented();
2115 int PMPI_Errhandler_set(MPI_Comm comm, MPI_Errhandler errhandler) {
2116 return not_yet_implemented();
2120 int PMPI_Cancel(MPI_Request* request) {
2121 return not_yet_implemented();
2124 int PMPI_Buffer_attach(void* buffer, int size) {
2125 return not_yet_implemented();
2128 int PMPI_Buffer_detach(void* buffer, int* size) {
2129 return not_yet_implemented();
2132 int PMPI_Comm_test_inter(MPI_Comm comm, int* flag) {
2133 return not_yet_implemented();
2136 int PMPI_Comm_get_attr (MPI_Comm comm, int comm_keyval, void *attribute_val, int *flag)
2138 return not_yet_implemented();
2141 int PMPI_Pcontrol(const int level )
2143 return not_yet_implemented();
2146 int PMPI_Unpack(void* inbuf, int insize, int* position, void* outbuf, int outcount, MPI_Datatype type, MPI_Comm comm) {
2147 return not_yet_implemented();
2150 int PMPI_Ssend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm) {
2151 return not_yet_implemented();
2154 int PMPI_Ssend_init(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2155 return not_yet_implemented();
2158 int PMPI_Intercomm_create(MPI_Comm local_comm, int local_leader, MPI_Comm peer_comm, int remote_leader, int tag, MPI_Comm* comm_out) {
2159 return not_yet_implemented();
2162 int PMPI_Intercomm_merge(MPI_Comm comm, int high, MPI_Comm* comm_out) {
2163 return not_yet_implemented();
2166 int PMPI_Bsend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm) {
2167 return not_yet_implemented();
2170 int PMPI_Bsend_init(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2171 return not_yet_implemented();
2174 int PMPI_Ibsend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2175 return not_yet_implemented();
2178 int PMPI_Comm_remote_group(MPI_Comm comm, MPI_Group* group) {
2179 return not_yet_implemented();
2182 int PMPI_Comm_remote_size(MPI_Comm comm, int* size) {
2183 return not_yet_implemented();
2186 int PMPI_Issend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2187 return not_yet_implemented();
2191 int PMPI_Attr_delete(MPI_Comm comm, int keyval) {
2192 return not_yet_implemented();
2195 int PMPI_Attr_get(MPI_Comm comm, int keyval, void* attr_value, int* flag) {
2196 return not_yet_implemented();
2199 int PMPI_Attr_put(MPI_Comm comm, int keyval, void* attr_value) {
2200 return not_yet_implemented();
2203 int PMPI_Rsend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm) {
2204 return not_yet_implemented();
2207 int PMPI_Rsend_init(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2208 return not_yet_implemented();
2211 int PMPI_Irsend(void* buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request* request) {
2212 return not_yet_implemented();
2215 int PMPI_Keyval_create(MPI_Copy_function* copy_fn, MPI_Delete_function* delete_fn, int* keyval, void* extra_state) {
2216 return not_yet_implemented();
2219 int PMPI_Keyval_free(int* keyval) {
2220 return not_yet_implemented();
2223 int PMPI_Test_cancelled(MPI_Status* status, int* flag) {
2224 return not_yet_implemented();
2227 int PMPI_Pack(void* inbuf, int incount, MPI_Datatype type, void* outbuf, int outcount, int* position, MPI_Comm comm) {
2228 return not_yet_implemented();
2231 int PMPI_Get_elements(MPI_Status* status, MPI_Datatype datatype, int* elements) {
2232 return not_yet_implemented();
2235 int PMPI_Dims_create(int nnodes, int ndims, int* dims) {
2236 return not_yet_implemented();
2239 int PMPI_Initialized(int* flag) {
2240 return not_yet_implemented();