1 /* Copyright (c) 2007-2019. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
7 #include "smpi_coll.hpp"
8 #include "smpi_comm.hpp"
9 #include "smpi_datatype_derived.hpp"
10 #include "smpi_op.hpp"
11 #include "src/smpi/include/smpi_actor.hpp"
13 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(smpi_pmpi);
15 /* PMPI User level calls */
17 int PMPI_Group_free(MPI_Group * group)
19 if (group == nullptr) {
22 if(*group != MPI_COMM_WORLD->group() && *group != MPI_GROUP_EMPTY)
23 simgrid::smpi::Group::unref(*group);
24 *group = MPI_GROUP_NULL;
29 int PMPI_Group_size(MPI_Group group, int *size)
31 if (group == MPI_GROUP_NULL) {
33 } else if (size == nullptr) {
36 *size = group->size();
41 int PMPI_Group_rank(MPI_Group group, int *rank)
43 if (group == MPI_GROUP_NULL) {
45 } else if (rank == nullptr) {
48 *rank = group->rank(simgrid::s4u::this_actor::get_pid());
53 int PMPI_Group_translate_ranks(MPI_Group group1, int n, const int *ranks1, MPI_Group group2, int *ranks2)
55 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
58 for (int i = 0; i < n; i++) {
59 if(ranks1[i]==MPI_PROC_NULL){
60 ranks2[i]=MPI_PROC_NULL;
62 simgrid::s4u::ActorPtr actor = group1->actor(ranks1[i]);
63 ranks2[i] = group2->rank(actor);
70 int PMPI_Group_compare(MPI_Group group1, MPI_Group group2, int *result)
72 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
74 } else if (result == nullptr) {
77 *result = group1->compare(group2);
82 int PMPI_Group_union(MPI_Group group1, MPI_Group group2, MPI_Group * newgroup)
85 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
87 } else if (newgroup == nullptr) {
90 return group1->group_union(group2, newgroup);
94 int PMPI_Group_intersection(MPI_Group group1, MPI_Group group2, MPI_Group * newgroup)
97 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
99 } else if (newgroup == nullptr) {
102 return group1->intersection(group2,newgroup);
106 int PMPI_Group_difference(MPI_Group group1, MPI_Group group2, MPI_Group * newgroup)
108 if (group1 == MPI_GROUP_NULL || group2 == MPI_GROUP_NULL) {
109 return MPI_ERR_GROUP;
110 } else if (newgroup == nullptr) {
113 return group1->difference(group2,newgroup);
117 int PMPI_Group_incl(MPI_Group group, int n, const int *ranks, MPI_Group * newgroup)
119 if (group == MPI_GROUP_NULL) {
120 return MPI_ERR_GROUP;
121 } else if (newgroup == nullptr) {
124 return group->incl(n, ranks, newgroup);
128 int PMPI_Group_excl(MPI_Group group, int n, const int *ranks, MPI_Group * newgroup)
130 if (group == MPI_GROUP_NULL) {
131 return MPI_ERR_GROUP;
132 } else if (newgroup == nullptr) {
137 if (group != MPI_COMM_WORLD->group() && group != MPI_COMM_SELF->group() && group != MPI_GROUP_EMPTY)
140 } else if (n == group->size()) {
141 *newgroup = MPI_GROUP_EMPTY;
144 return group->excl(n,ranks,newgroup);
149 int PMPI_Group_range_incl(MPI_Group group, int n, int ranges[][3], MPI_Group * newgroup)
151 if (group == MPI_GROUP_NULL) {
152 return MPI_ERR_GROUP;
153 } else if (newgroup == nullptr) {
157 *newgroup = MPI_GROUP_EMPTY;
160 return group->range_incl(n,ranges,newgroup);
165 int PMPI_Group_range_excl(MPI_Group group, int n, int ranges[][3], MPI_Group * newgroup)
167 if (group == MPI_GROUP_NULL) {
168 return MPI_ERR_GROUP;
169 } else if (newgroup == nullptr) {
174 if (group != MPI_COMM_WORLD->group() && group != MPI_COMM_SELF->group() &&
175 group != MPI_GROUP_EMPTY)
179 return group->range_excl(n,ranges,newgroup);
184 MPI_Group PMPI_Group_f2c(MPI_Fint group){
185 return simgrid::smpi::Group::f2c(group);
188 MPI_Fint PMPI_Group_c2f(MPI_Group group){