1 /* Copyright (c) 2008-2014. 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. */
7 #include "mc_request.h"
9 #include "mc_private.h"
11 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mc_request, mc,
12 "Logging specific to MC (request)");
14 static char *pointer_to_string(void *pointer);
15 static char *buff_size_to_string(size_t size);
17 int MC_request_depend(smx_simcall_t r1, smx_simcall_t r2)
19 if (mc_reduce_kind == e_mc_reduce_none)
22 if (r1->issuer == r2->issuer)
25 /* Wait with timeout transitions are not considered by the independance theorem, thus we consider them as dependant with all other transitions */
26 if ((r1->call == SIMCALL_COMM_WAIT && simcall_comm_wait__get__timeout(r1) > 0)
27 || (r2->call == SIMCALL_COMM_WAIT
28 && simcall_comm_wait__get__timeout(r2) > 0))
31 if (r1->call == SIMCALL_COMM_ISEND && r2->call == SIMCALL_COMM_IRECV)
34 if (r1->call == SIMCALL_COMM_IRECV && r2->call == SIMCALL_COMM_ISEND)
37 if ((r1->call == SIMCALL_COMM_ISEND || r1->call == SIMCALL_COMM_IRECV)
38 && r2->call == SIMCALL_COMM_WAIT) {
42 SIMCALL_COMM_ISEND ? simcall_comm_isend__get__rdv(r1) :
43 simcall_comm_irecv__get__rdv(r1);
45 if (rdv != simcall_comm_wait__get__comm(r2)->comm.rdv_cpy
46 && simcall_comm_wait__get__timeout(r2) <= 0)
49 if ((r1->issuer != simcall_comm_wait__get__comm(r2)->comm.src_proc)
50 && (r1->issuer != simcall_comm_wait__get__comm(r2)->comm.dst_proc)
51 && simcall_comm_wait__get__timeout(r2) <= 0)
54 if ((r1->call == SIMCALL_COMM_ISEND)
55 && (simcall_comm_wait__get__comm(r2)->comm.type == SIMIX_COMM_SEND)
56 && (simcall_comm_wait__get__comm(r2)->comm.src_buff !=
57 simcall_comm_isend__get__src_buff(r1))
58 && simcall_comm_wait__get__timeout(r2) <= 0)
61 if ((r1->call == SIMCALL_COMM_IRECV)
62 && (simcall_comm_wait__get__comm(r2)->comm.type == SIMIX_COMM_RECEIVE)
63 && (simcall_comm_wait__get__comm(r2)->comm.dst_buff !=
64 simcall_comm_irecv__get__dst_buff(r1))
65 && simcall_comm_wait__get__timeout(r2) <= 0)
69 if ((r2->call == SIMCALL_COMM_ISEND || r2->call == SIMCALL_COMM_IRECV)
70 && r1->call == SIMCALL_COMM_WAIT) {
74 SIMCALL_COMM_ISEND ? simcall_comm_isend__get__rdv(r2) :
75 simcall_comm_irecv__get__rdv(r2);
77 if (rdv != simcall_comm_wait__get__comm(r1)->comm.rdv_cpy
78 && simcall_comm_wait__get__timeout(r1) <= 0)
81 if ((r2->issuer != simcall_comm_wait__get__comm(r1)->comm.src_proc)
82 && (r2->issuer != simcall_comm_wait__get__comm(r1)->comm.dst_proc)
83 && simcall_comm_wait__get__timeout(r1) <= 0)
86 if ((r2->call == SIMCALL_COMM_ISEND)
87 && (simcall_comm_wait__get__comm(r1)->comm.type == SIMIX_COMM_SEND)
88 && (simcall_comm_wait__get__comm(r1)->comm.src_buff !=
89 simcall_comm_isend__get__src_buff(r2))
90 && simcall_comm_wait__get__timeout(r1) <= 0)
93 if ((r2->call == SIMCALL_COMM_IRECV)
94 && (simcall_comm_wait__get__comm(r1)->comm.type == SIMIX_COMM_RECEIVE)
95 && (simcall_comm_wait__get__comm(r1)->comm.dst_buff !=
96 simcall_comm_irecv__get__dst_buff(r2))
97 && simcall_comm_wait__get__timeout(r1) <= 0)
101 /* FIXME: the following rule assumes that the result of the
102 * isend/irecv call is not stored in a buffer used in the
104 /*if( (r1->call == SIMCALL_COMM_ISEND || r1->call == SIMCALL_COMM_IRECV)
105 && r2->call == SIMCALL_COMM_TEST)
108 /* FIXME: the following rule assumes that the result of the
109 * isend/irecv call is not stored in a buffer used in the
111 /*if( (r2->call == SIMCALL_COMM_ISEND || r2->call == SIMCALL_COMM_IRECV)
112 && r1->call == SIMCALL_COMM_TEST)
115 if (r1->call == SIMCALL_COMM_ISEND && r2->call == SIMCALL_COMM_ISEND
116 && simcall_comm_isend__get__rdv(r1) != simcall_comm_isend__get__rdv(r2))
119 if (r1->call == SIMCALL_COMM_IRECV && r2->call == SIMCALL_COMM_IRECV
120 && simcall_comm_irecv__get__rdv(r1) != simcall_comm_irecv__get__rdv(r2))
123 if (r1->call == SIMCALL_COMM_WAIT
124 && (r2->call == SIMCALL_COMM_WAIT || r2->call == SIMCALL_COMM_TEST)
125 && (simcall_comm_wait__get__comm(r1)->comm.src_proc == NULL
126 || simcall_comm_wait__get__comm(r1)->comm.dst_proc == NULL))
129 if (r2->call == SIMCALL_COMM_WAIT
130 && (r1->call == SIMCALL_COMM_WAIT || r1->call == SIMCALL_COMM_TEST)
131 && (simcall_comm_wait__get__comm(r2)->comm.src_proc == NULL
132 || simcall_comm_wait__get__comm(r2)->comm.dst_proc == NULL))
135 if (r1->call == SIMCALL_COMM_WAIT && r2->call == SIMCALL_COMM_WAIT
136 && simcall_comm_wait__get__comm(r1)->comm.src_buff ==
137 simcall_comm_wait__get__comm(r2)->comm.src_buff
138 && simcall_comm_wait__get__comm(r1)->comm.dst_buff ==
139 simcall_comm_wait__get__comm(r2)->comm.dst_buff)
142 if (r1->call == SIMCALL_COMM_WAIT && r2->call == SIMCALL_COMM_WAIT
143 && simcall_comm_wait__get__comm(r1)->comm.src_buff != NULL
144 && simcall_comm_wait__get__comm(r1)->comm.dst_buff != NULL
145 && simcall_comm_wait__get__comm(r2)->comm.src_buff != NULL
146 && simcall_comm_wait__get__comm(r2)->comm.dst_buff != NULL
147 && simcall_comm_wait__get__comm(r1)->comm.dst_buff !=
148 simcall_comm_wait__get__comm(r2)->comm.src_buff
149 && simcall_comm_wait__get__comm(r1)->comm.dst_buff !=
150 simcall_comm_wait__get__comm(r2)->comm.dst_buff
151 && simcall_comm_wait__get__comm(r2)->comm.dst_buff !=
152 simcall_comm_wait__get__comm(r1)->comm.src_buff)
155 if (r1->call == SIMCALL_COMM_TEST &&
156 (simcall_comm_test__get__comm(r1) == NULL
157 || simcall_comm_test__get__comm(r1)->comm.src_buff == NULL
158 || simcall_comm_test__get__comm(r1)->comm.dst_buff == NULL))
161 if (r2->call == SIMCALL_COMM_TEST &&
162 (simcall_comm_test__get__comm(r2) == NULL
163 || simcall_comm_test__get__comm(r2)->comm.src_buff == NULL
164 || simcall_comm_test__get__comm(r2)->comm.dst_buff == NULL))
167 if (r1->call == SIMCALL_COMM_TEST && r2->call == SIMCALL_COMM_WAIT
168 && simcall_comm_test__get__comm(r1)->comm.src_buff ==
169 simcall_comm_wait__get__comm(r2)->comm.src_buff
170 && simcall_comm_test__get__comm(r1)->comm.dst_buff ==
171 simcall_comm_wait__get__comm(r2)->comm.dst_buff)
174 if (r1->call == SIMCALL_COMM_WAIT && r2->call == SIMCALL_COMM_TEST
175 && simcall_comm_wait__get__comm(r1)->comm.src_buff ==
176 simcall_comm_test__get__comm(r2)->comm.src_buff
177 && simcall_comm_wait__get__comm(r1)->comm.dst_buff ==
178 simcall_comm_test__get__comm(r2)->comm.dst_buff)
181 if (r1->call == SIMCALL_COMM_WAIT && r2->call == SIMCALL_COMM_TEST
182 && simcall_comm_wait__get__comm(r1)->comm.src_buff != NULL
183 && simcall_comm_wait__get__comm(r1)->comm.dst_buff != NULL
184 && simcall_comm_test__get__comm(r2)->comm.src_buff != NULL
185 && simcall_comm_test__get__comm(r2)->comm.dst_buff != NULL
186 && simcall_comm_wait__get__comm(r1)->comm.dst_buff !=
187 simcall_comm_test__get__comm(r2)->comm.src_buff
188 && simcall_comm_wait__get__comm(r1)->comm.dst_buff !=
189 simcall_comm_test__get__comm(r2)->comm.dst_buff
190 && simcall_comm_test__get__comm(r2)->comm.dst_buff !=
191 simcall_comm_wait__get__comm(r1)->comm.src_buff)
194 if (r1->call == SIMCALL_COMM_TEST && r2->call == SIMCALL_COMM_WAIT
195 && simcall_comm_test__get__comm(r1)->comm.src_buff != NULL
196 && simcall_comm_test__get__comm(r1)->comm.dst_buff != NULL
197 && simcall_comm_wait__get__comm(r2)->comm.src_buff != NULL
198 && simcall_comm_wait__get__comm(r2)->comm.dst_buff != NULL
199 && simcall_comm_test__get__comm(r1)->comm.dst_buff !=
200 simcall_comm_wait__get__comm(r2)->comm.src_buff
201 && simcall_comm_test__get__comm(r1)->comm.dst_buff !=
202 simcall_comm_wait__get__comm(r2)->comm.dst_buff
203 && simcall_comm_wait__get__comm(r2)->comm.dst_buff !=
204 simcall_comm_test__get__comm(r1)->comm.src_buff)
211 static char *pointer_to_string(void *pointer)
214 if (XBT_LOG_ISENABLED(mc_request, xbt_log_priority_verbose))
215 return bprintf("%p", pointer);
217 return xbt_strdup("(verbose only)");
220 static char *buff_size_to_string(size_t buff_size)
223 if (XBT_LOG_ISENABLED(mc_request, xbt_log_priority_verbose))
224 return bprintf("%zu", buff_size);
226 return xbt_strdup("(verbose only)");
230 char *MC_request_to_string(smx_simcall_t req, int value)
232 char *type = NULL, *args = NULL, *str = NULL, *p = NULL, *bs = NULL;
233 smx_synchro_t act = NULL;
237 case SIMCALL_COMM_ISEND:
238 type = xbt_strdup("iSend");
239 p = pointer_to_string(simcall_comm_isend__get__src_buff(req));
240 bs = buff_size_to_string(simcall_comm_isend__get__src_buff_size(req));
241 if (req->issuer->smx_host)
243 bprintf("src=(%lu)%s (%s), buff=%s, size=%s", req->issuer->pid,
244 MSG_host_get_name(req->issuer->smx_host), req->issuer->name,
248 bprintf("src=(%lu)%s, buff=%s, size=%s", req->issuer->pid,
249 req->issuer->name, p, bs);
251 case SIMCALL_COMM_IRECV:
253 simcall_comm_irecv__get__dst_buff_size(req) ?
254 *simcall_comm_irecv__get__dst_buff_size(req) : 0;
255 type = xbt_strdup("iRecv");
256 p = pointer_to_string(simcall_comm_irecv__get__dst_buff(req));
257 bs = buff_size_to_string(size);
258 if (req->issuer->smx_host)
260 bprintf("dst=(%lu)%s (%s), buff=%s, size=%s", req->issuer->pid,
261 MSG_host_get_name(req->issuer->smx_host), req->issuer->name,
265 bprintf("dst=(%lu)%s, buff=%s, size=%s", req->issuer->pid,
266 req->issuer->name, p, bs);
268 case SIMCALL_COMM_WAIT:
269 act = simcall_comm_wait__get__comm(req);
271 type = xbt_strdup("WaitTimeout");
272 p = pointer_to_string(act);
273 args = bprintf("comm=%s", p);
275 type = xbt_strdup("Wait");
276 p = pointer_to_string(act);
277 args = bprintf("comm=%s [(%lu)%s (%s)-> (%lu)%s (%s)]", p,
278 act->comm.src_proc ? act->comm.src_proc->pid : 0,
279 act->comm.src_proc ? MSG_host_get_name(act->comm.src_proc->
281 act->comm.src_proc ? act->comm.src_proc->name : "",
282 act->comm.dst_proc ? act->comm.dst_proc->pid : 0,
283 act->comm.dst_proc ? MSG_host_get_name(act->comm.dst_proc->
285 act->comm.dst_proc ? act->comm.dst_proc->name : "");
288 case SIMCALL_COMM_TEST:
289 act = simcall_comm_test__get__comm(req);
290 if (act->comm.src_proc == NULL || act->comm.dst_proc == NULL) {
291 type = xbt_strdup("Test FALSE");
292 p = pointer_to_string(act);
293 args = bprintf("comm=%s", p);
295 type = xbt_strdup("Test TRUE");
296 p = pointer_to_string(act);
297 args = bprintf("comm=%s [(%lu)%s (%s) -> (%lu)%s (%s)]", p,
298 act->comm.src_proc->pid, act->comm.src_proc->name,
299 MSG_host_get_name(act->comm.src_proc->smx_host),
300 act->comm.dst_proc->pid, act->comm.dst_proc->name,
301 MSG_host_get_name(act->comm.dst_proc->smx_host));
305 case SIMCALL_COMM_WAITANY:
306 type = xbt_strdup("WaitAny");
307 if (!xbt_dynar_is_empty(simcall_comm_waitany__get__comms(req))) {
308 p = pointer_to_string(xbt_dynar_get_as
309 (simcall_comm_waitany__get__comms(req), value,
312 bprintf("comm=%s (%d of %lu)", p, value + 1,
313 xbt_dynar_length(simcall_comm_waitany__get__comms(req)));
315 args = bprintf("comm at idx %d", value);
319 case SIMCALL_COMM_TESTANY:
321 type = xbt_strdup("TestAny FALSE");
322 args = xbt_strdup("-");
324 type = xbt_strdup("TestAny");
326 bprintf("(%d of %lu)", value + 1,
327 xbt_dynar_length(simcall_comm_testany__get__comms(req)));
331 case SIMCALL_MC_SNAPSHOT:
332 type = xbt_strdup("MC_SNAPSHOT");
336 case SIMCALL_MC_COMPARE_SNAPSHOTS:
337 type = xbt_strdup("MC_COMPARE_SNAPSHOTS");
341 case SIMCALL_MC_RANDOM:
342 type = xbt_strdup("MC_RANDOM");
343 args = bprintf("%d", value);
352 bprintf("[(%lu)%s (%s)] %s(%s)", req->issuer->pid,
353 MSG_host_get_name(req->issuer->smx_host), req->issuer->name,
357 bprintf("[(%lu)%s (%s)] %s ", req->issuer->pid,
358 MSG_host_get_name(req->issuer->smx_host), req->issuer->name,
369 unsigned int MC_request_testany_fail(smx_simcall_t req)
372 smx_synchro_t action;
374 xbt_dynar_foreach(simcall_comm_testany__get__comms(req), cursor, action) {
375 if (action->comm.src_proc && action->comm.dst_proc)
382 int MC_request_is_enabled_by_idx(smx_simcall_t req, unsigned int idx)
388 case SIMCALL_COMM_WAIT:
389 /* FIXME: check also that src and dst processes are not suspended */
390 act = simcall_comm_wait__get__comm(req);
391 return (act->comm.src_proc && act->comm.dst_proc);
394 case SIMCALL_COMM_WAITANY:
396 xbt_dynar_get_as(simcall_comm_waitany__get__comms(req), idx,
398 return (act->comm.src_proc && act->comm.dst_proc);
401 case SIMCALL_COMM_TESTANY:
403 xbt_dynar_get_as(simcall_comm_testany__get__comms(req), idx,
405 return (act->comm.src_proc && act->comm.dst_proc);
413 int MC_process_is_enabled(smx_process_t process)
415 return MC_request_is_enabled(&process->simcall);
418 char *MC_request_get_dot_output(smx_simcall_t req, int value)
421 char *str = NULL, *label = NULL;
422 smx_synchro_t act = NULL;
425 case SIMCALL_COMM_ISEND:
426 if (req->issuer->smx_host)
428 bprintf("[(%lu)%s] iSend", req->issuer->pid,
429 MSG_host_get_name(req->issuer->smx_host));
431 label = bprintf("[(%lu)] iSend", req->issuer->pid);
434 case SIMCALL_COMM_IRECV:
435 if (req->issuer->smx_host)
437 bprintf("[(%lu)%s] iRecv", req->issuer->pid,
438 MSG_host_get_name(req->issuer->smx_host));
440 label = bprintf("[(%lu)] iRecv", req->issuer->pid);
443 case SIMCALL_COMM_WAIT:
444 act = simcall_comm_wait__get__comm(req);
446 if (req->issuer->smx_host)
448 bprintf("[(%lu)%s] WaitTimeout", req->issuer->pid,
449 MSG_host_get_name(req->issuer->smx_host));
451 label = bprintf("[(%lu)] WaitTimeout", req->issuer->pid);
453 if (req->issuer->smx_host)
455 bprintf("[(%lu)%s] Wait [(%lu)->(%lu)]", req->issuer->pid,
456 MSG_host_get_name(req->issuer->smx_host),
457 act->comm.src_proc ? act->comm.src_proc->pid : 0,
458 act->comm.dst_proc ? act->comm.dst_proc->pid : 0);
461 bprintf("[(%lu)] Wait [(%lu)->(%lu)]", req->issuer->pid,
462 act->comm.src_proc ? act->comm.src_proc->pid : 0,
463 act->comm.dst_proc ? act->comm.dst_proc->pid : 0);
467 case SIMCALL_COMM_TEST:
468 act = simcall_comm_test__get__comm(req);
469 if (act->comm.src_proc == NULL || act->comm.dst_proc == NULL) {
470 if (req->issuer->smx_host)
472 bprintf("[(%lu)%s] Test FALSE", req->issuer->pid,
473 MSG_host_get_name(req->issuer->smx_host));
475 label = bprintf("[(%lu)] Test FALSE", req->issuer->pid);
477 if (req->issuer->smx_host)
479 bprintf("[(%lu)%s] Test TRUE", req->issuer->pid,
480 MSG_host_get_name(req->issuer->smx_host));
482 label = bprintf("[(%lu)] Test TRUE", req->issuer->pid);
486 case SIMCALL_COMM_WAITANY:
487 if (req->issuer->smx_host)
489 bprintf("[(%lu)%s] WaitAny [%d of %lu]", req->issuer->pid,
490 MSG_host_get_name(req->issuer->smx_host), value + 1,
491 xbt_dynar_length(simcall_comm_waitany__get__comms(req)));
494 bprintf("[(%lu)] WaitAny [%d of %lu]", req->issuer->pid, value + 1,
495 xbt_dynar_length(simcall_comm_waitany__get__comms(req)));
498 case SIMCALL_COMM_TESTANY:
500 if (req->issuer->smx_host)
502 bprintf("[(%lu)%s] TestAny FALSE", req->issuer->pid,
503 MSG_host_get_name(req->issuer->smx_host));
505 label = bprintf("[(%lu)] TestAny FALSE", req->issuer->pid);
507 if (req->issuer->smx_host)
509 bprintf("[(%lu)%s] TestAny TRUE [%d of %lu]", req->issuer->pid,
510 MSG_host_get_name(req->issuer->smx_host), value + 1,
511 xbt_dynar_length(simcall_comm_testany__get__comms(req)));
514 bprintf("[(%lu)] TestAny TRUE [%d of %lu]", req->issuer->pid,
516 xbt_dynar_length(simcall_comm_testany__get__comms(req)));
520 case SIMCALL_MC_RANDOM:
521 if (req->issuer->smx_host)
523 bprintf("[(%lu)%s] MC_RANDOM (%d)", req->issuer->pid,
524 MSG_host_get_name(req->issuer->smx_host), value);
526 label = bprintf("[(%lu)] MC_RANDOM (%d)", req->issuer->pid, value);
529 case SIMCALL_MC_SNAPSHOT:
530 if (req->issuer->smx_host)
532 bprintf("[(%lu)%s] MC_SNAPSHOT", req->issuer->pid,
533 MSG_host_get_name(req->issuer->smx_host));
535 label = bprintf("[(%lu)] MC_SNAPSHOT", req->issuer->pid);
538 case SIMCALL_MC_COMPARE_SNAPSHOTS:
539 if (req->issuer->smx_host)
541 bprintf("[(%lu)%s] MC_COMPARE_SNAPSHOTS", req->issuer->pid,
542 MSG_host_get_name(req->issuer->smx_host));
544 label = bprintf("[(%lu)] MC_COMPARE_SNAPSHOTS", req->issuer->pid);
552 bprintf("label = \"%s\", color = %s, fontcolor = %s", label,
553 colors[req->issuer->pid - 1], colors[req->issuer->pid - 1]);