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. */
9 #include "smpi_comm.hpp"
10 #include "smpi_info.hpp"
11 #include "smpi_errhandler.hpp"
12 #include "src/smpi/include/smpi_actor.hpp"
14 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(smpi_pmpi);
16 /* PMPI User level calls */
18 int PMPI_Comm_rank(MPI_Comm comm, int *rank)
21 CHECK_NULL(2, MPI_ERR_ARG, rank)
26 int PMPI_Comm_size(MPI_Comm comm, int *size)
29 CHECK_NULL(2, MPI_ERR_ARG, size)
34 int PMPI_Comm_get_name (MPI_Comm comm, char* name, int* len)
37 CHECK_NULL(2, MPI_ERR_ARG, name)
38 CHECK_NULL(3, MPI_ERR_ARG, len)
39 comm->get_name(name, len);
43 int PMPI_Comm_set_name (MPI_Comm comm, const char* name)
46 CHECK_NULL(2, MPI_ERR_ARG, name)
51 int PMPI_Comm_group(MPI_Comm comm, MPI_Group * group)
54 CHECK_NULL(2, MPI_ERR_ARG, group)
55 *group = comm->group();
56 if (*group != MPI_COMM_WORLD->group() && *group != MPI_GROUP_NULL && *group != MPI_GROUP_EMPTY)
61 int PMPI_Comm_compare(MPI_Comm comm1, MPI_Comm comm2, int *result)
65 CHECK_NULL(3, MPI_ERR_ARG, result)
66 if (comm1 == comm2) { /* Same communicators means same groups */
69 *result = comm1->group()->compare(comm2->group());
70 if (*result == MPI_IDENT) {
71 *result = MPI_CONGRUENT;
77 int PMPI_Comm_dup(MPI_Comm comm, MPI_Comm * newcomm)
80 CHECK_NULL(2, MPI_ERR_ARG, newcomm)
81 return comm->dup(newcomm);
84 int PMPI_Comm_dup_with_info(MPI_Comm comm, MPI_Info info, MPI_Comm * newcomm)
87 CHECK_NULL(2, MPI_ERR_ARG, newcomm)
88 comm->dup_with_info(info, newcomm);
92 int PMPI_Comm_create(MPI_Comm comm, MPI_Group group, MPI_Comm * newcomm)
96 CHECK_NULL(3, MPI_ERR_ARG, newcomm)
97 if (group->rank(simgrid::s4u::this_actor::get_pid()) == MPI_UNDEFINED) {
98 *newcomm= MPI_COMM_NULL;
102 *newcomm = new simgrid::smpi::Comm(group, nullptr);
107 int PMPI_Comm_free(MPI_Comm * comm)
109 CHECK_NULL(1, MPI_ERR_ARG, comm)
110 CHECK_COMM2(1, *comm)
111 simgrid::smpi::Comm::destroy(*comm);
112 *comm = MPI_COMM_NULL;
116 int PMPI_Comm_disconnect(MPI_Comm * comm)
118 /* TODO: wait until all communication in comm are done */
119 CHECK_NULL(1, MPI_ERR_ARG, comm)
120 CHECK_COMM2(1, *comm)
121 simgrid::smpi::Comm::destroy(*comm);
122 *comm = MPI_COMM_NULL;
126 int PMPI_Comm_split(MPI_Comm comm, int color, int key, MPI_Comm* comm_out)
128 CHECK_NULL(4, MPI_ERR_ARG, comm_out)
131 *comm_out = comm->split(color, key);
136 int PMPI_Comm_split_type(MPI_Comm comm, int split_type, int key, MPI_Info info, MPI_Comm *newcomm)
139 CHECK_NULL(5, MPI_ERR_ARG, newcomm)
141 *newcomm = comm->split_type(split_type, key, info);
146 int PMPI_Comm_create_group(MPI_Comm comm, MPI_Group group, int, MPI_Comm* comm_out)
149 CHECK_GROUP(2, group)
150 CHECK_NULL(5, MPI_ERR_ARG, comm_out)
152 int retval = MPI_Comm_create(comm, group, comm_out);
157 MPI_Comm PMPI_Comm_f2c(MPI_Fint comm){
159 return MPI_COMM_NULL;
160 return static_cast<MPI_Comm>(simgrid::smpi::Comm::f2c(comm));
163 MPI_Fint PMPI_Comm_c2f(MPI_Comm comm){
164 if(comm==MPI_COMM_NULL)
169 int PMPI_Comm_get_attr (MPI_Comm comm, int comm_keyval, void *attribute_val, int *flag)
171 return PMPI_Attr_get(comm, comm_keyval, attribute_val,flag);
174 int PMPI_Comm_set_attr (MPI_Comm comm, int comm_keyval, void *attribute_val)
176 return PMPI_Attr_put(comm, comm_keyval, attribute_val);
179 int PMPI_Comm_get_info(MPI_Comm comm, MPI_Info* info)
182 CHECK_NULL(2, MPI_ERR_ARG, info)
183 *info = comm->info();
187 int PMPI_Comm_set_info(MPI_Comm comm, MPI_Info info)
190 comm->set_info(info);
194 int PMPI_Comm_delete_attr (MPI_Comm comm, int comm_keyval)
196 return PMPI_Attr_delete(comm, comm_keyval);
199 int PMPI_Comm_create_keyval(MPI_Comm_copy_attr_function* copy_fn, MPI_Comm_delete_attr_function* delete_fn, int* keyval,
202 return PMPI_Keyval_create(copy_fn, delete_fn, keyval, extra_state);
205 int PMPI_Comm_free_keyval(int* keyval) {
206 return PMPI_Keyval_free(keyval);
209 int PMPI_Attr_delete(MPI_Comm comm, int keyval) {
211 if(keyval == MPI_TAG_UB||keyval == MPI_HOST||keyval == MPI_IO ||keyval == MPI_WTIME_IS_GLOBAL||keyval == MPI_APPNUM
212 ||keyval == MPI_UNIVERSE_SIZE||keyval == MPI_LASTUSEDCODE)
215 return comm->attr_delete<simgrid::smpi::Comm>(keyval);
218 int PMPI_Attr_get(MPI_Comm comm, int keyval, void* attr_value, int* flag) {
221 static int tag_ub = INT_MAX;
222 static int last_used_code = MPI_ERR_LASTCODE;
223 static int universe_size;
225 CHECK_NULL(4, MPI_ERR_ARG, flag)
234 *static_cast<int**>(attr_value) = &zero;
236 case MPI_UNIVERSE_SIZE:
238 universe_size = smpi_get_universe_size();
239 *static_cast<int**>(attr_value) = &universe_size;
241 case MPI_LASTUSEDCODE:
243 *static_cast<int**>(attr_value) = &last_used_code;
247 *static_cast<int**>(attr_value) = &tag_ub;
249 case MPI_WTIME_IS_GLOBAL:
251 *static_cast<int**>(attr_value) = &one;
254 return comm->attr_get<simgrid::smpi::Comm>(keyval, attr_value, flag);
258 int PMPI_Attr_put(MPI_Comm comm, int keyval, void* attr_value) {
260 if(keyval == MPI_TAG_UB||keyval == MPI_HOST||keyval == MPI_IO ||keyval == MPI_WTIME_IS_GLOBAL||keyval == MPI_APPNUM
261 ||keyval == MPI_UNIVERSE_SIZE||keyval == MPI_LASTUSEDCODE)
264 return comm->attr_put<simgrid::smpi::Comm>(keyval, attr_value);
267 int PMPI_Errhandler_free(MPI_Errhandler* errhandler){
268 CHECK_NULL(1, MPI_ERR_ARG, errhandler)
269 simgrid::smpi::Errhandler::unref(*errhandler);
273 int PMPI_Errhandler_create(MPI_Handler_function* function, MPI_Errhandler* errhandler){
274 CHECK_NULL(2, MPI_ERR_ARG, errhandler)
275 *errhandler=new simgrid::smpi::Errhandler(function);
279 int PMPI_Errhandler_get(MPI_Comm comm, MPI_Errhandler* errhandler){
281 CHECK_NULL(1, MPI_ERR_ARG, errhandler)
282 *errhandler=comm->errhandler();
286 int PMPI_Errhandler_set(MPI_Comm comm, MPI_Errhandler errhandler){
288 CHECK_NULL(1, MPI_ERR_ARG, errhandler)
289 comm->set_errhandler(errhandler);
293 int PMPI_Comm_call_errhandler(MPI_Comm comm,int errorcode){
295 comm->errhandler()->call(comm, errorcode);
299 int PMPI_Comm_create_errhandler( MPI_Comm_errhandler_fn *function, MPI_Errhandler *errhandler){
300 return MPI_Errhandler_create(function, errhandler);
302 int PMPI_Comm_get_errhandler(MPI_Comm comm, MPI_Errhandler* errhandler){
303 return PMPI_Errhandler_get(comm, errhandler);
305 int PMPI_Comm_set_errhandler(MPI_Comm comm, MPI_Errhandler errhandler){
306 return PMPI_Errhandler_set(comm, errhandler);