1 /* Copyright (c) 2008-2013. 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. */
12 #include "simgrid/sg_config.h"
13 #include "../surf/surf_private.h"
14 #include "../simix/smx_private.h"
15 #include "../xbt/mmalloc/mmprivate.h"
17 #include "mc_private.h"
18 #include "xbt/automaton.h"
21 XBT_LOG_NEW_CATEGORY(mc, "All MC categories");
22 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mc_global, mc,
23 "Logging specific to MC (global)");
25 /* Configuration support */
26 e_mc_reduce_t mc_reduce_kind=e_mc_reduce_unset;
28 int _sg_do_model_check = 0;
29 int _sg_mc_checkpoint=0;
30 char* _sg_mc_property_file=NULL;
32 int _sg_mc_max_depth=1000;
34 char *_sg_mc_dot_output_file = NULL;
36 int user_max_depth_reached = 0;
38 extern int _sg_init_status;
39 void _mc_cfg_cb_reduce(const char *name, int pos) {
40 if (_sg_init_status && !_sg_do_model_check) {
41 xbt_die("You are specifying a reduction strategy after the initialization (through MSG_config?), but model-checking was not activated at config time (through --cfg=model-check:1). This won't work, sorry.");
43 char *val= xbt_cfg_get_string(_sg_cfg_set, name);
44 if (!strcasecmp(val,"none")) {
45 mc_reduce_kind = e_mc_reduce_none;
46 } else if (!strcasecmp(val,"dpor")) {
47 mc_reduce_kind = e_mc_reduce_dpor;
49 xbt_die("configuration option %s can only take 'none' or 'dpor' as a value",name);
53 void _mc_cfg_cb_checkpoint(const char *name, int pos) {
54 if (_sg_init_status && !_sg_do_model_check) {
55 xbt_die("You are specifying a checkpointing value after the initialization (through MSG_config?), but model-checking was not activated at config time (through --cfg=model-check:1). This won't work, sorry.");
57 _sg_mc_checkpoint = xbt_cfg_get_int(_sg_cfg_set, name);
59 void _mc_cfg_cb_property(const char *name, int pos) {
60 if (_sg_init_status && !_sg_do_model_check) {
61 xbt_die("You are specifying a property after the initialization (through MSG_config?), but model-checking was not activated at config time (through --cfg=model-check:1). This won't work, sorry.");
63 _sg_mc_property_file= xbt_cfg_get_string(_sg_cfg_set, name);
66 void _mc_cfg_cb_timeout(const char *name, int pos) {
67 if (_sg_init_status && !_sg_do_model_check) {
68 xbt_die("You are specifying a value to enable/disable timeout for wait requests after the initialization (through MSG_config?), but model-checking was not activated at config time (through --cfg=model-check:1). This won't work, sorry.");
70 _sg_mc_timeout= xbt_cfg_get_boolean(_sg_cfg_set, name);
73 void _mc_cfg_cb_max_depth(const char *name, int pos) {
74 if (_sg_init_status && !_sg_do_model_check) {
75 xbt_die("You are specifying a max depth value after the initialization (through MSG_config?), but model-checking was not activated at config time (through --cfg=model-check:1). This won't work, sorry.");
77 _sg_mc_max_depth= xbt_cfg_get_int(_sg_cfg_set, name);
80 void _mc_cfg_cb_visited(const char *name, int pos) {
81 if (_sg_init_status && !_sg_do_model_check) {
82 xbt_die("You are specifying a number of stored visited states after the initialization (through MSG_config?), but model-checking was not activated at config time (through --cfg=model-check:1). This won't work, sorry.");
84 _sg_mc_visited= xbt_cfg_get_int(_sg_cfg_set, name);
87 void _mc_cfg_cb_dot_output(const char *name, int pos) {
88 if (_sg_init_status && !_sg_do_model_check) {
89 xbt_die("You are specifying a file name for a dot output of graph state after the initialization (through MSG_config?), but model-checking was not activated at config time (through --cfg=model-check:1). This won't work, sorry.");
91 _sg_mc_dot_output_file= xbt_cfg_get_string(_sg_cfg_set, name);
94 /* MC global data structures */
95 mc_state_t mc_current_state = NULL;
96 char mc_replay_mode = FALSE;
97 double *mc_time = NULL;
98 __thread mc_comparison_times_t mc_comp_times = NULL;
99 __thread double mc_snapshot_comparison_time;
100 mc_stats_t mc_stats = NULL;
103 xbt_fifo_t mc_stack_safety = NULL;
104 mc_global_t initial_state_safety = NULL;
107 xbt_fifo_t mc_stack_liveness = NULL;
108 mc_global_t initial_state_liveness = NULL;
111 xbt_automaton_t _mc_property_automaton = NULL;
114 xbt_dict_t mc_local_variables_libsimgrid = NULL;
115 xbt_dict_t mc_local_variables_binary = NULL;
116 xbt_dynar_t mc_global_variables_libsimgrid = NULL;
117 xbt_dynar_t mc_global_variables_binary = NULL;
118 xbt_dict_t mc_variables_type_libsimgrid = NULL;
119 xbt_dict_t mc_variables_type_binary = NULL;
121 /* Ignore mechanism */
122 xbt_dynar_t mc_stack_comparison_ignore;
123 xbt_dynar_t mc_data_bss_comparison_ignore;
124 extern xbt_dynar_t mc_heap_comparison_ignore;
125 extern xbt_dynar_t stacks_areas;
128 FILE *dot_output = NULL;
129 const char* colors[13];
132 /******************************* DWARF Information *******************************/
133 /**********************************************************************************/
135 /************************** Free functions *************************/
137 static void dw_location_free(dw_location_t l){
139 if(l->type == e_dw_loclist)
140 xbt_dynar_free(&(l->location.loclist));
141 else if(l->type == e_dw_compose)
142 xbt_dynar_free(&(l->location.compose));
143 else if(l->type == e_dw_arithmetic)
144 xbt_free(l->location.arithmetic);
150 static void dw_location_entry_free(dw_location_entry_t e){
151 dw_location_free(e->location);
155 static void dw_type_free(dw_type_t t){
157 xbt_free(t->dw_type_id);
158 xbt_dynar_free(&(t->members));
162 static void dw_type_free_voidp(void *t){
163 dw_type_free((dw_type_t) * (void **) t);
166 static void dw_variable_free(dw_variable_t v){
169 xbt_free(v->type_origin);
171 dw_location_free(v->address.location);
176 static void dw_variable_free_voidp(void *t){
177 dw_variable_free((dw_variable_t) * (void **) t);
180 /*************************************************************************/
182 static dw_location_t MC_dwarf_get_location(xbt_dict_t location_list, char *expr){
184 dw_location_t loc = xbt_new0(s_dw_location_t, 1);
186 if(location_list != NULL){
188 char *key = bprintf("%d", (int)strtoul(expr, NULL, 16));
189 loc->type = e_dw_loclist;
190 loc->location.loclist = (xbt_dynar_t)xbt_dict_get_or_null(location_list, key);
191 if(loc->location.loclist == NULL)
192 XBT_INFO("Key not found in loclist");
199 char *tok = NULL, *tok2 = NULL;
201 xbt_dynar_t tokens1 = xbt_str_split(expr, ";");
204 loc->type = e_dw_compose;
205 loc->location.compose = xbt_dynar_new(sizeof(dw_location_t), NULL);
207 while(cursor < xbt_dynar_length(tokens1)){
209 tok = xbt_dynar_get_as(tokens1, cursor, char*);
210 tokens2 = xbt_str_split(tok, " ");
211 tok2 = xbt_dynar_get_as(tokens2, 0, char*);
213 if(strncmp(tok2, "DW_OP_reg", 9) == 0){
214 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
215 new_element->type = e_dw_register;
216 new_element->location.reg = atoi(strtok(tok2, "DW_OP_reg"));
217 xbt_dynar_push(loc->location.compose, &new_element);
218 }else if(strcmp(tok2, "DW_OP_fbreg:") == 0){
219 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
220 new_element->type = e_dw_fbregister_op;
221 new_element->location.fbreg_op = atoi(xbt_dynar_get_as(tokens2, xbt_dynar_length(tokens2) - 1, char*));
222 xbt_dynar_push(loc->location.compose, &new_element);
223 }else if(strncmp(tok2, "DW_OP_breg", 10) == 0){
224 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
225 new_element->type = e_dw_bregister_op;
226 new_element->location.breg_op.reg = atoi(strtok(tok2, "DW_OP_breg"));
227 new_element->location.breg_op.offset = atoi(xbt_dynar_get_as(tokens2, xbt_dynar_length(tokens2) - 1, char*));
228 xbt_dynar_push(loc->location.compose, &new_element);
229 }else if(strncmp(tok2, "DW_OP_lit", 9) == 0){
230 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
231 new_element->type = e_dw_lit;
232 new_element->location.lit = atoi(strtok(tok2, "DW_OP_lit"));
233 xbt_dynar_push(loc->location.compose, &new_element);
234 }else if(strcmp(tok2, "DW_OP_piece:") == 0){
235 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
236 new_element->type = e_dw_piece;
237 new_element->location.piece = atoi(xbt_dynar_get_as(tokens2, xbt_dynar_length(tokens2) - 1, char*));
238 xbt_dynar_push(loc->location.compose, &new_element);
239 }else if(strcmp(tok2, "DW_OP_plus_uconst:") == 0){
240 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
241 new_element->type = e_dw_plus_uconst;
242 new_element->location.plus_uconst = atoi(xbt_dynar_get_as(tokens2, xbt_dynar_length(tokens2) - 1, char *));
243 xbt_dynar_push(loc->location.compose, &new_element);
244 }else if(strcmp(tok, "DW_OP_abs") == 0 ||
245 strcmp(tok, "DW_OP_and") == 0 ||
246 strcmp(tok, "DW_OP_div") == 0 ||
247 strcmp(tok, "DW_OP_minus") == 0 ||
248 strcmp(tok, "DW_OP_mod") == 0 ||
249 strcmp(tok, "DW_OP_mul") == 0 ||
250 strcmp(tok, "DW_OP_neg") == 0 ||
251 strcmp(tok, "DW_OP_not") == 0 ||
252 strcmp(tok, "DW_OP_or") == 0 ||
253 strcmp(tok, "DW_OP_plus") == 0){
254 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
255 new_element->type = e_dw_arithmetic;
256 new_element->location.arithmetic = strdup(strtok(tok2, "DW_OP_"));
257 xbt_dynar_push(loc->location.compose, &new_element);
258 }else if(strcmp(tok, "DW_OP_stack_value") == 0){
259 }else if(strcmp(tok2, "DW_OP_deref_size:") == 0){
260 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
261 new_element->type = e_dw_deref;
262 new_element->location.deref_size = (unsigned int short) atoi(xbt_dynar_get_as(tokens2, xbt_dynar_length(tokens2) - 1, char*));
263 xbt_dynar_push(loc->location.compose, &new_element);
264 }else if(strcmp(tok, "DW_OP_deref") == 0){
265 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
266 new_element->type = e_dw_deref;
267 new_element->location.deref_size = sizeof(void *);
268 xbt_dynar_push(loc->location.compose, &new_element);
269 }else if(strcmp(tok2, "DW_OP_constu:") == 0){
270 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
271 new_element->type = e_dw_uconstant;
272 new_element->location.uconstant.bytes = 1;
273 new_element->location.uconstant.value = (unsigned long int)(atoi(xbt_dynar_get_as(tokens2, xbt_dynar_length(tokens2) - 1, char*)));
274 xbt_dynar_push(loc->location.compose, &new_element);
275 }else if(strcmp(tok2, "DW_OP_consts:") == 0){
276 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
277 new_element->type = e_dw_sconstant;
278 new_element->location.sconstant.bytes = 1;
279 new_element->location.sconstant.value = (long int)(atoi(xbt_dynar_get_as(tokens2, xbt_dynar_length(tokens2) - 1, char*)));
280 xbt_dynar_push(loc->location.compose, &new_element);
281 }else if(strcmp(tok2, "DW_OP_const1u:") == 0 ||
282 strcmp(tok2, "DW_OP_const2u:") == 0 ||
283 strcmp(tok2, "DW_OP_const4u:") == 0 ||
284 strcmp(tok2, "DW_OP_const8u:") == 0){
285 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
286 new_element->type = e_dw_uconstant;
287 new_element->location.uconstant.bytes = tok2[11] - '0';
288 new_element->location.uconstant.value = (unsigned long int)(atoi(xbt_dynar_get_as(tokens2, xbt_dynar_length(tokens2) - 1, char*)));
289 xbt_dynar_push(loc->location.compose, &new_element);
290 }else if(strcmp(tok, "DW_OP_const1s") == 0 ||
291 strcmp(tok, "DW_OP_const2s") == 0 ||
292 strcmp(tok, "DW_OP_const4s") == 0 ||
293 strcmp(tok, "DW_OP_const8s") == 0){
294 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
295 new_element->type = e_dw_sconstant;
296 new_element->location.sconstant.bytes = tok2[11] - '0';
297 new_element->location.sconstant.value = (long int)(atoi(xbt_dynar_get_as(tokens2, xbt_dynar_length(tokens2) - 1, char*)));
298 xbt_dynar_push(loc->location.compose, &new_element);
300 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
301 new_element->type = e_dw_unsupported;
302 xbt_dynar_push(loc->location.compose, &new_element);
306 xbt_dynar_free(&tokens2);
310 xbt_dynar_free(&tokens1);
318 static xbt_dict_t MC_dwarf_get_location_list(const char *elf_file){
320 char *command = bprintf("objdump -Wo %s", elf_file);
322 FILE *fp = popen(command, "r");
325 perror("popen for objdump failed");
329 int debug = 0; /*Detect if the program has been compiled with -g */
331 xbt_dict_t location_list = xbt_dict_new_homogeneous(NULL);
332 char *line = NULL, *loc_expr = NULL;
336 xbt_dynar_t split = NULL;
338 while ((read = xbt_getline(&line, &n, fp)) != -1) {
340 /* Wipeout the new line character */
341 line[read - 1] = '\0';
343 xbt_str_trim(line, NULL);
348 if(strlen(line) == 0)
353 if(strncmp(line, elf_file, strlen(elf_file)) == 0)
356 if(strncmp(line, "Contents", 8) == 0)
359 if(strncmp(line, "Offset", 6) == 0){
366 XBT_INFO("Your program must be compiled with -g");
370 xbt_dynar_t loclist = xbt_dynar_new(sizeof(dw_location_entry_t), NULL);
372 xbt_str_strip_spaces(line);
373 split = xbt_str_split(line, " ");
375 while(read != -1 && strcmp("<End", (char *)xbt_dynar_get_as(split, 1, char *)) != 0){
377 dw_location_entry_t new_entry = xbt_new0(s_dw_location_entry_t, 1);
378 new_entry->lowpc = strtoul((char *)xbt_dynar_get_as(split, 1, char *), NULL, 16);
379 new_entry->highpc = strtoul((char *)xbt_dynar_get_as(split, 2, char *), NULL, 16);
382 while(cursor_remove < 3){
383 xbt_dynar_remove_at(split, 0, NULL);
387 loc_expr = xbt_str_join(split, " ");
388 xbt_str_ltrim(loc_expr, "(");
389 xbt_str_rtrim(loc_expr, ")");
390 new_entry->location = MC_dwarf_get_location(NULL, loc_expr);
392 xbt_dynar_push(loclist, &new_entry);
394 xbt_dynar_free(&split);
397 read = xbt_getline(&line, &n, fp);
399 line[read - 1] = '\0';
400 xbt_str_strip_spaces(line);
401 split = xbt_str_split(line, " ");
407 char *key = bprintf("%d", (int)strtoul((char *)xbt_dynar_get_as(split, 0, char *), NULL, 16));
408 xbt_dict_set(location_list, key, loclist, NULL);
411 xbt_dynar_free(&split);
419 return location_list;
422 static dw_frame_t MC_dwarf_get_frame_by_offset(xbt_dict_t all_variables, unsigned long int offset){
424 xbt_dict_cursor_t cursor = NULL;
428 xbt_dict_foreach(all_variables, cursor, name, res) {
429 if(offset >= res->start && offset < res->end){
430 xbt_dict_cursor_free(&cursor);
435 xbt_dict_cursor_free(&cursor);
440 static dw_variable_t MC_dwarf_get_variable_by_name(dw_frame_t frame, char *var){
442 unsigned int cursor = 0;
443 dw_variable_t current_var;
445 xbt_dynar_foreach(frame->variables, cursor, current_var){
446 if(strcmp(var, current_var->name) == 0)
453 static int MC_dwarf_get_variable_index(xbt_dynar_t variables, char* var, void *address){
455 if(xbt_dynar_is_empty(variables))
458 unsigned int cursor = 0;
460 int end = xbt_dynar_length(variables) - 1;
461 dw_variable_t var_test = NULL;
464 cursor = (start + end) / 2;
465 var_test = (dw_variable_t)xbt_dynar_get_as(variables, cursor, dw_variable_t);
466 if(strcmp(var_test->name, var) < 0){
468 }else if(strcmp(var_test->name, var) > 0){
471 if(address){ /* global variable */
472 if(var_test->address.address == address)
474 if(var_test->address.address > address)
478 }else{ /* local variable */
484 if(strcmp(var_test->name, var) == 0){
485 if(address && var_test->address.address < address)
489 }else if(strcmp(var_test->name, var) < 0)
497 static void MC_dwarf_get_variables(const char *elf_file, xbt_dict_t location_list, xbt_dict_t *local_variables, xbt_dynar_t *global_variables, xbt_dict_t *types){
499 char *command = bprintf("objdump -Wi %s", elf_file);
501 FILE *fp = popen(command, "r");
504 perror("popen for objdump failed");
506 char *line = NULL, *origin, *abstract_origin, *current_frame = NULL,
507 *subprogram_name = NULL, *subprogram_start = NULL, *subprogram_end = NULL,
508 *node_type = NULL, *location_type = NULL, *variable_name = NULL,
509 *loc_expr = NULL, *name = NULL, *end =NULL, *type_origin = NULL, *global_address = NULL,
510 *parent_value = NULL;
514 int global_variable = 0, parent = 0, new_frame = 0, new_variable = 1, size = 0,
515 is_pointer = 0, struct_decl = 0, member_end = 0,
516 enumeration_size = 0, subrange = 0, union_decl = 0, offset = 0, index = 0;
518 xbt_dynar_t split = NULL, split2 = NULL;
520 xbt_dict_t variables_origin = xbt_dict_new_homogeneous(xbt_free);
521 xbt_dict_t subprograms_origin = xbt_dict_new_homogeneous(xbt_free);
523 dw_frame_t variable_frame, subroutine_frame = NULL;
525 e_dw_type_type type_type = -1;
527 read = xbt_getline(&line, &n, fp);
531 /* Wipeout the new line character */
532 line[read - 1] = '\0';
534 if(n == 0 || strlen(line) == 0){
535 read = xbt_getline(&line, &n, fp);
539 xbt_str_ltrim(line, NULL);
540 xbt_str_strip_spaces(line);
543 read = xbt_getline(&line, &n, fp);
547 xbt_dynar_free(&split);
548 split = xbt_str_split(line, " ");
551 node_type = xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char *);
553 if(strcmp(node_type, "(DW_TAG_subprogram)") == 0){ /* New frame */
555 dw_frame_t frame = NULL;
557 strtok(xbt_dynar_get_as(split, 0, char *), "<");
558 subprogram_start = xbt_strdup(strtok(NULL, "<"));
559 xbt_str_rtrim(subprogram_start, ">:");
561 read = xbt_getline(&line, &n, fp);
565 /* Wipeout the new line character */
566 line[read - 1] = '\0';
568 if(n == 0 || strlen(line) == 0){
569 read = xbt_getline(&line, &n, fp);
573 xbt_dynar_free(&split);
574 xbt_str_rtrim(line, NULL);
575 xbt_str_strip_spaces(line);
576 split = xbt_str_split(line, " ");
578 node_type = xbt_dynar_get_as(split, 1, char *);
580 if(strncmp(node_type, "DW_AT_", 6) != 0)
583 if(strcmp(node_type, "DW_AT_sibling") == 0){
585 subprogram_end = xbt_strdup(xbt_dynar_get_as(split, 3, char*));
586 xbt_str_ltrim(subprogram_end, "<0x");
587 xbt_str_rtrim(subprogram_end, ">");
589 }else if(strcmp(node_type, "DW_AT_abstract_origin:") == 0){ /* Frame already in dict */
592 abstract_origin = xbt_strdup(xbt_dynar_get_as(split, 2, char*));
593 xbt_str_ltrim(abstract_origin, "<0x");
594 xbt_str_rtrim(abstract_origin, ">");
595 subprogram_name = (char *)xbt_dict_get_or_null(subprograms_origin, abstract_origin);
596 frame = xbt_dict_get_or_null(*local_variables, subprogram_name);
597 xbt_free(abstract_origin);
599 }else if(strcmp(node_type, "DW_AT_name") == 0){
602 xbt_free(current_frame);
603 frame = xbt_new0(s_dw_frame_t, 1);
604 frame->name = strdup(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char *));
605 frame->variables = xbt_dynar_new(sizeof(dw_variable_t), dw_variable_free_voidp);
606 frame->frame_base = xbt_new0(s_dw_location_t, 1);
607 current_frame = strdup(frame->name);
609 xbt_dict_set(subprograms_origin, subprogram_start, xbt_strdup(frame->name), NULL);
611 }else if(strcmp(node_type, "DW_AT_frame_base") == 0){
613 location_type = xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char *);
615 if(strcmp(location_type, "list)") == 0){ /* Search location in location list */
617 frame->frame_base = MC_dwarf_get_location(location_list, xbt_dynar_get_as(split, 3, char *));
621 xbt_str_strip_spaces(line);
622 split2 = xbt_str_split(line, "(");
623 xbt_dynar_remove_at(split2, 0, NULL);
624 loc_expr = xbt_str_join(split2, " ");
625 xbt_str_rtrim(loc_expr, ")");
626 frame->frame_base = MC_dwarf_get_location(NULL, loc_expr);
627 xbt_dynar_free(&split2);
632 }else if(strcmp(node_type, "DW_AT_low_pc") == 0){
635 frame->low_pc = (void *)strtoul(xbt_dynar_get_as(split, 3, char *), NULL, 16);
637 }else if(strcmp(node_type, "DW_AT_high_pc") == 0){
640 frame->high_pc = (void *)strtoul(xbt_dynar_get_as(split, 3, char *), NULL, 16);
642 }else if(strcmp(node_type, "DW_AT_MIPS_linkage_name:") == 0){
644 xbt_free(frame->name);
645 xbt_free(current_frame);
646 frame->name = strdup(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char *));
647 current_frame = strdup(frame->name);
648 xbt_dict_set(subprograms_origin, subprogram_start, xbt_strdup(frame->name), NULL);
652 read = xbt_getline(&line, &n, fp);
657 frame->start = strtoul(subprogram_start, NULL, 16);
658 if(subprogram_end != NULL)
659 frame->end = strtoul(subprogram_end, NULL, 16);
660 xbt_dict_set(*local_variables, frame->name, frame, NULL);
663 xbt_free(subprogram_start);
664 xbt_free(subprogram_end);
665 subprogram_end = NULL;
668 }else if(strcmp(node_type, "(DW_TAG_variable)") == 0){ /* New variable */
670 dw_variable_t var = NULL;
672 parent_value = strdup(xbt_dynar_get_as(split, 0, char *));
673 parent_value = strtok(parent_value,"<");
674 xbt_str_rtrim(parent_value, ">");
675 parent = atoi(parent_value);
676 xbt_free(parent_value);
681 strtok(xbt_dynar_get_as(split, 0, char *), "<");
682 origin = xbt_strdup(strtok(NULL, "<"));
683 xbt_str_rtrim(origin, ">:");
685 read = xbt_getline(&line, &n, fp);
689 /* Wipeout the new line character */
690 line[read - 1] = '\0';
692 if(n == 0 || strlen(line) == 0){
693 read = xbt_getline(&line, &n, fp);
697 xbt_dynar_free(&split);
698 xbt_str_rtrim(line, NULL);
699 xbt_str_strip_spaces(line);
700 split = xbt_str_split(line, " ");
702 node_type = xbt_dynar_get_as(split, 1, char *);
704 if(strncmp(node_type, "DW_AT_", 6) != 0)
707 if(strcmp(node_type, "DW_AT_name") == 0){
709 var = xbt_new0(s_dw_variable_t, 1);
710 var->name = xbt_strdup(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char *));
711 xbt_dict_set(variables_origin, origin, xbt_strdup(var->name), NULL);
713 }else if(strcmp(node_type, "DW_AT_abstract_origin:") == 0){
717 abstract_origin = xbt_dynar_get_as(split, 2, char *);
718 xbt_str_ltrim(abstract_origin, "<0x");
719 xbt_str_rtrim(abstract_origin, ">");
721 variable_name = (char *)xbt_dict_get_or_null(variables_origin, abstract_origin);
722 variable_frame = MC_dwarf_get_frame_by_offset(*local_variables, strtoul(abstract_origin, NULL, 16));
723 var = MC_dwarf_get_variable_by_name(variable_frame, variable_name);
725 }else if(strcmp(node_type, "DW_AT_location") == 0){
729 if(!global_variable){
731 location_type = xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char *);
733 if(strcmp(location_type, "list)") == 0){ /* Search location in location list */
734 var->address.location = MC_dwarf_get_location(location_list, xbt_dynar_get_as(split, 3, char *));
736 xbt_str_strip_spaces(line);
737 split2 = xbt_str_split(line, "(");
738 xbt_dynar_remove_at(split2, 0, NULL);
739 loc_expr = xbt_str_join(split2, " ");
740 xbt_str_rtrim(loc_expr, ")");
741 if(strncmp("DW_OP_addr", loc_expr, 10) == 0){
743 xbt_dynar_free(&split2);
744 split2 = xbt_str_split(loc_expr, " ");
745 if(strcmp(elf_file, xbt_binary_name) != 0)
746 var->address.address = (char *)start_text_libsimgrid + (long)((void *)strtoul(xbt_dynar_get_as(split2, xbt_dynar_length(split2) - 1, char*), NULL, 16));
748 var->address.address = (void *)strtoul(xbt_dynar_get_as(split2, xbt_dynar_length(split2) - 1, char*), NULL, 16);
750 var->address.location = MC_dwarf_get_location(NULL, loc_expr);
752 xbt_dynar_free(&split2);
756 global_address = xbt_strdup(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char *));
757 xbt_str_rtrim(global_address, ")");
758 if(strcmp(elf_file, xbt_binary_name) != 0)
759 var->address.address = (char *)start_text_libsimgrid + (long)((void *)strtoul(global_address, NULL, 16));
761 var->address.address = (void *)strtoul(global_address, NULL, 16);
762 xbt_free(global_address);
763 global_address = NULL;
768 }else if(strcmp(node_type, "DW_AT_type") == 0){
770 type_origin = xbt_strdup(xbt_dynar_get_as(split, 3, char *));
771 xbt_str_ltrim(type_origin, "<0x");
772 xbt_str_rtrim(type_origin, ">");
774 }else if(strcmp(node_type, "DW_AT_declaration") == 0){
778 dw_variable_free(var);
782 }else if(strcmp(node_type, "DW_AT_artificial") == 0){
786 dw_variable_free(var);
792 read = xbt_getline(&line, &n, fp);
796 if(new_variable == 1){
798 if(!global_variable){
799 variable_frame = xbt_dict_get_or_null(*local_variables, current_frame);
800 var->type_origin = strdup(type_origin);
802 index = MC_dwarf_get_variable_index(variable_frame->variables, var->name, NULL);
804 xbt_dynar_insert_at(variable_frame->variables, index, &var);
806 var->type_origin = strdup(type_origin);
808 index = MC_dwarf_get_variable_index(*global_variables, var->name, var->address.address);
810 xbt_dynar_insert_at(*global_variables, index, &var);
813 xbt_free(type_origin);
820 }else if(strcmp(node_type, "(DW_TAG_inlined_subroutine)") == 0){
822 read = xbt_getline(&line, &n, fp);
826 /* Wipeout the new line character */
827 line[read - 1] = '\0';
829 if(n == 0 || strlen(line) == 0){
830 read = xbt_getline(&line, &n, fp);
834 xbt_dynar_free(&split);
835 xbt_str_rtrim(line, NULL);
836 xbt_str_strip_spaces(line);
837 split = xbt_str_split(line, " ");
839 if(strncmp(xbt_dynar_get_as(split, 1, char *), "DW_AT_", 6) != 0)
842 node_type = xbt_dynar_get_as(split, 1, char *);
844 if(strcmp(node_type, "DW_AT_abstract_origin:") == 0){
846 origin = xbt_dynar_get_as(split, 2, char *);
847 xbt_str_ltrim(origin, "<0x");
848 xbt_str_rtrim(origin, ">");
850 subprogram_name = (char *)xbt_dict_get_or_null(subprograms_origin, origin);
851 subroutine_frame = xbt_dict_get_or_null(*local_variables, subprogram_name);
853 }else if(strcmp(node_type, "DW_AT_low_pc") == 0){
855 subroutine_frame->low_pc = (void *)strtoul(xbt_dynar_get_as(split, 3, char *), NULL, 16);
857 }else if(strcmp(node_type, "DW_AT_high_pc") == 0){
859 subroutine_frame->high_pc = (void *)strtoul(xbt_dynar_get_as(split, 3, char *), NULL, 16);
862 read = xbt_getline(&line, &n, fp);
866 }else if(strcmp(node_type, "(DW_TAG_base_type)") == 0
867 || strcmp(node_type, "(DW_TAG_enumeration_type)") == 0
868 || strcmp(node_type, "(DW_TAG_enumerator)") == 0
869 || strcmp(node_type, "(DW_TAG_typedef)") == 0
870 || strcmp(node_type, "(DW_TAG_const_type)") == 0
871 || strcmp(node_type, "(DW_TAG_subroutine_type)") == 0
872 || strcmp(node_type, "(DW_TAG_volatile_type)") == 0
873 || (is_pointer = !strcmp(node_type, "(DW_TAG_pointer_type)"))){
875 if(strcmp(node_type, "(DW_TAG_base_type)") == 0)
876 type_type = e_dw_base_type;
877 else if(strcmp(node_type, "(DW_TAG_enumeration_type)") == 0)
878 type_type = e_dw_enumeration_type;
879 else if(strcmp(node_type, "(DW_TAG_enumerator)") == 0)
880 type_type = e_dw_enumerator;
881 else if(strcmp(node_type, "(DW_TAG_typedef)") == 0)
882 type_type = e_dw_typedef;
883 else if(strcmp(node_type, "(DW_TAG_const_type)") == 0)
884 type_type = e_dw_const_type;
885 else if(strcmp(node_type, "(DW_TAG_pointer_type)") == 0)
886 type_type = e_dw_pointer_type;
887 else if(strcmp(node_type, "(DW_TAG_subroutine_type)") == 0)
888 type_type = e_dw_subroutine_type;
889 else if(strcmp(node_type, "(DW_TAG_volatile_type)") == 0)
890 type_type = e_dw_volatile_type;
892 strtok(xbt_dynar_get_as(split, 0, char *), "<");
893 origin = strdup(strtok(NULL, "<"));
894 xbt_str_rtrim(origin, ">:");
896 read = xbt_getline(&line, &n, fp);
900 /* Wipeout the new line character */
901 line[read - 1] = '\0';
903 if(n == 0 || strlen(line) == 0){
904 read = xbt_getline(&line, &n, fp);
908 xbt_dynar_free(&split);
909 xbt_str_rtrim(line, NULL);
910 xbt_str_strip_spaces(line);
911 split = xbt_str_split(line, " ");
913 if(strncmp(xbt_dynar_get_as(split, 1, char *), "DW_AT_", 6) != 0)
916 node_type = xbt_dynar_get_as(split, 1, char *);
918 if(strcmp(node_type, "DW_AT_byte_size") == 0){
919 size = strtol(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char*), NULL, 10);
920 if(type_type == e_dw_enumeration_type)
921 enumeration_size = size;
922 }else if(strcmp(node_type, "DW_AT_name") == 0){
923 end = xbt_str_join(split, " ");
924 xbt_dynar_free(&split);
925 split = xbt_str_split(end, "):");
926 xbt_str_ltrim(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char*), NULL);
927 name = xbt_strdup(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char*));
928 }else if(strcmp(node_type, "DW_AT_type") == 0){
929 type_origin = xbt_strdup(xbt_dynar_get_as(split, 3, char *));
930 xbt_str_ltrim(type_origin, "<0x");
931 xbt_str_rtrim(type_origin, ">");
934 read = xbt_getline(&line, &n, fp);
937 dw_type_t type = xbt_new0(s_dw_type_t, 1);
938 type->type = type_type;
940 type->name = xbt_strdup(name);
942 type->name = xbt_strdup("undefined");
943 type->is_pointer_type = is_pointer;
944 type->id = (void *)strtoul(origin, NULL, 16);
946 type->dw_type_id = xbt_strdup(type_origin);
947 if(type_type == e_dw_enumerator)
948 type->size = enumeration_size;
951 type->members = NULL;
953 xbt_dict_set(*types, origin, type, NULL);
957 xbt_free(type_origin);
966 }else if(strcmp(node_type, "(DW_TAG_structure_type)") == 0 || strcmp(node_type, "(DW_TAG_union_type)") == 0){
968 if(strcmp(node_type, "(DW_TAG_structure_type)") == 0)
973 strtok(xbt_dynar_get_as(split, 0, char *), "<");
974 origin = strdup(strtok(NULL, "<"));
975 xbt_str_rtrim(origin, ">:");
977 read = xbt_getline(&line, &n, fp);
979 dw_type_t type = NULL;
985 /* Wipeout the new line character */
986 line[read - 1] = '\0';
988 if(n == 0 || strlen(line) == 0){
989 read = xbt_getline(&line, &n, fp);
993 xbt_dynar_free(&split);
994 xbt_str_rtrim(line, NULL);
995 xbt_str_strip_spaces(line);
996 split = xbt_str_split(line, " ");
998 node_type = xbt_dynar_get_as(split, 1, char *);
1000 if(strncmp(node_type, "DW_AT_", 6) != 0){
1005 if(strcmp(node_type, "DW_AT_byte_size") == 0){
1006 size = strtol(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char*), NULL, 10);
1007 }else if(strcmp(node_type, "DW_AT_name") == 0){
1009 end = xbt_str_join(split, " ");
1010 xbt_dynar_free(&split);
1011 split = xbt_str_split(end, "):");
1012 xbt_str_ltrim(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char*), NULL);
1013 name = xbt_strdup(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char*));
1014 }else if(strcmp(node_type, "DW_AT_type") == 0){
1015 type_origin = xbt_strdup(xbt_dynar_get_as(split, 3, char *));
1016 xbt_str_ltrim(type_origin, "<0x");
1017 xbt_str_rtrim(type_origin, ">");
1018 }else if(strcmp(node_type, "DW_AT_data_member_location:") == 0){
1020 end = xbt_str_join(split, " ");
1021 xbt_dynar_free(&split);
1022 split = xbt_str_split(end, "DW_OP_plus_uconst:");
1023 xbt_str_ltrim(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char *), NULL);
1024 xbt_str_rtrim(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char *), ")");
1025 offset = strtol(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char*), NULL, 10);
1028 read = xbt_getline(&line, &n, fp);
1032 if(member_end && type){
1035 dw_type_t member_type = xbt_new0(s_dw_type_t, 1);
1036 member_type->name = xbt_strdup(name);
1037 member_type->size = size;
1038 member_type->is_pointer_type = is_pointer;
1039 member_type->id = (void *)strtoul(origin, NULL, 16);
1040 member_type->offset = offset;
1042 member_type->dw_type_id = xbt_strdup(type_origin);
1044 xbt_dynar_push(type->members, &member_type);
1050 xbt_free(type_origin);
1057 strtok(xbt_dynar_get_as(split, 0, char *), "<");
1058 origin = strdup(strtok(NULL, "<"));
1059 xbt_str_rtrim(origin, ">:");
1063 if(struct_decl || union_decl){
1064 type = xbt_new0(s_dw_type_t, 1);
1066 type->type = e_dw_structure_type;
1068 type->type = e_dw_union_type;
1069 type->name = xbt_strdup(name);
1071 type->is_pointer_type = is_pointer;
1072 type->id = (void *)strtoul(origin, NULL, 16);
1074 type->dw_type_id = xbt_strdup(type_origin);
1075 type->members = xbt_dynar_new(sizeof(dw_type_t), dw_type_free_voidp);
1077 xbt_dict_set(*types, origin, type, NULL);
1083 xbt_free(type_origin);
1091 if(strcmp(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char *), "(DW_TAG_member)") != 0)
1094 read = xbt_getline(&line, &n, fp);
1101 }else if(strcmp(node_type, "(DW_TAG_array_type)") == 0){
1103 strtok(xbt_dynar_get_as(split, 0, char *), "<");
1104 origin = strdup(strtok(NULL, "<"));
1105 xbt_str_rtrim(origin, ">:");
1107 read = xbt_getline(&line, &n, fp);
1109 dw_type_t type = NULL;
1115 /* Wipeout the new line character */
1116 line[read - 1] = '\0';
1118 if(n == 0 || strlen(line) == 0){
1119 read = xbt_getline(&line, &n, fp);
1123 xbt_dynar_free(&split);
1124 xbt_str_rtrim(line, NULL);
1125 xbt_str_strip_spaces(line);
1126 split = xbt_str_split(line, " ");
1128 node_type = xbt_dynar_get_as(split, 1, char *);
1130 if(strncmp(node_type, "DW_AT_", 6) != 0)
1133 if(strcmp(node_type, "DW_AT_upper_bound") == 0){
1134 size = strtol(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char*), NULL, 10);
1135 }else if(strcmp(node_type, "DW_AT_name") == 0){
1136 end = xbt_str_join(split, " ");
1137 xbt_dynar_free(&split);
1138 split = xbt_str_split(end, "):");
1139 xbt_str_ltrim(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char*), NULL);
1140 name = xbt_strdup(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char*));
1141 }else if(strcmp(node_type, "DW_AT_type") == 0){
1142 type_origin = xbt_strdup(xbt_dynar_get_as(split, 3, char *));
1143 xbt_str_ltrim(type_origin, "<0x");
1144 xbt_str_rtrim(type_origin, ">");
1147 read = xbt_getline(&line, &n, fp);
1151 if(strcmp(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char *), "(DW_TAG_subrange_type)") == 0){
1155 if(subrange && type){
1162 xbt_free(type_origin);
1168 strtok(xbt_dynar_get_as(split, 0, char *), "<");
1169 origin = strdup(strtok(NULL, "<"));
1170 xbt_str_rtrim(origin, ">:");
1174 type = xbt_new0(s_dw_type_t, 1);
1175 type->type = e_dw_array_type;
1176 type->name = xbt_strdup(name);
1177 type->is_pointer_type = is_pointer;
1178 type->id = (void *)strtoul(origin, NULL, 16);
1180 type->dw_type_id = xbt_strdup(type_origin);
1181 type->members = NULL;
1183 xbt_dict_set(*types, origin, type, NULL);
1189 xbt_free(type_origin);
1194 if(strcmp(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char *), "(DW_TAG_subrange_type)") != 0)
1197 read = xbt_getline(&line, &n, fp);
1206 read = xbt_getline(&line, &n, fp);
1212 xbt_dynar_free(&split);
1213 xbt_dict_free(&variables_origin);
1214 xbt_dict_free(&subprograms_origin);
1222 /******************************* Ignore mechanism *******************************/
1223 /*********************************************************************************/
1225 xbt_dynar_t mc_checkpoint_ignore;
1227 typedef struct s_mc_stack_ignore_variable{
1230 }s_mc_stack_ignore_variable_t, *mc_stack_ignore_variable_t;
1232 typedef struct s_mc_data_bss_ignore_variable{
1234 }s_mc_data_bss_ignore_variable_t, *mc_data_bss_ignore_variable_t;
1236 /**************************** Free functions ******************************/
1238 static void stack_ignore_variable_free(mc_stack_ignore_variable_t v){
1239 xbt_free(v->var_name);
1244 static void stack_ignore_variable_free_voidp(void *v){
1245 stack_ignore_variable_free((mc_stack_ignore_variable_t) * (void **) v);
1248 void heap_ignore_region_free(mc_heap_ignore_region_t r){
1252 void heap_ignore_region_free_voidp(void *r){
1253 heap_ignore_region_free((mc_heap_ignore_region_t) * (void **) r);
1256 static void data_bss_ignore_variable_free(mc_data_bss_ignore_variable_t v){
1261 static void data_bss_ignore_variable_free_voidp(void *v){
1262 data_bss_ignore_variable_free((mc_data_bss_ignore_variable_t) * (void **) v);
1265 static void checkpoint_ignore_region_free(mc_checkpoint_ignore_region_t r){
1269 static void checkpoint_ignore_region_free_voidp(void *r){
1270 checkpoint_ignore_region_free((mc_checkpoint_ignore_region_t) * (void **) r);
1273 /***********************************************************************/
1275 void MC_ignore_heap(void *address, size_t size){
1277 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
1281 mc_heap_ignore_region_t region = NULL;
1282 region = xbt_new0(s_mc_heap_ignore_region_t, 1);
1283 region->address = address;
1284 region->size = size;
1286 region->block = ((char*)address - (char*)((xbt_mheap_t)std_heap)->heapbase) / BLOCKSIZE + 1;
1288 if(((xbt_mheap_t)std_heap)->heapinfo[region->block].type == 0){
1289 region->fragment = -1;
1290 ((xbt_mheap_t)std_heap)->heapinfo[region->block].busy_block.ignore++;
1292 region->fragment = ((uintptr_t) (ADDR2UINT (address) % (BLOCKSIZE))) >> ((xbt_mheap_t)std_heap)->heapinfo[region->block].type;
1293 ((xbt_mheap_t)std_heap)->heapinfo[region->block].busy_frag.ignore[region->fragment]++;
1296 if(mc_heap_comparison_ignore == NULL){
1297 mc_heap_comparison_ignore = xbt_dynar_new(sizeof(mc_heap_ignore_region_t), heap_ignore_region_free_voidp);
1298 xbt_dynar_push(mc_heap_comparison_ignore, ®ion);
1304 unsigned int cursor = 0;
1305 mc_heap_ignore_region_t current_region = NULL;
1307 int end = xbt_dynar_length(mc_heap_comparison_ignore) - 1;
1309 while(start <= end){
1310 cursor = (start + end) / 2;
1311 current_region = (mc_heap_ignore_region_t)xbt_dynar_get_as(mc_heap_comparison_ignore, cursor, mc_heap_ignore_region_t);
1312 if(current_region->address == address){
1313 heap_ignore_region_free(region);
1317 }else if(current_region->address < address){
1324 if(current_region->address < address)
1325 xbt_dynar_insert_at(mc_heap_comparison_ignore, cursor + 1, ®ion);
1327 xbt_dynar_insert_at(mc_heap_comparison_ignore, cursor, ®ion);
1333 void MC_remove_ignore_heap(void *address, size_t size){
1335 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
1339 unsigned int cursor = 0;
1341 int end = xbt_dynar_length(mc_heap_comparison_ignore) - 1;
1342 mc_heap_ignore_region_t region;
1343 int ignore_found = 0;
1345 while(start <= end){
1346 cursor = (start + end) / 2;
1347 region = (mc_heap_ignore_region_t)xbt_dynar_get_as(mc_heap_comparison_ignore, cursor, mc_heap_ignore_region_t);
1348 if(region->address == address){
1351 }else if(region->address < address){
1354 if((char * )region->address <= ((char *)address + size)){
1363 if(ignore_found == 1){
1364 xbt_dynar_remove_at(mc_heap_comparison_ignore, cursor, NULL);
1365 MC_remove_ignore_heap(address, size);
1373 void MC_ignore_global_variable(const char *name){
1375 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
1379 if(mc_global_variables_libsimgrid){
1381 unsigned int cursor = 0;
1382 dw_variable_t current_var;
1384 int end = xbt_dynar_length(mc_global_variables_libsimgrid) - 1;
1386 while(start <= end){
1387 cursor = (start + end) /2;
1388 current_var = (dw_variable_t)xbt_dynar_get_as(mc_global_variables_libsimgrid, cursor, dw_variable_t);
1389 if(strcmp(current_var->name, name) == 0){
1390 xbt_dynar_remove_at(mc_global_variables_libsimgrid, cursor, NULL);
1392 end = xbt_dynar_length(mc_global_variables_libsimgrid) - 1;
1393 }else if(strcmp(current_var->name, name) < 0){
1402 if(mc_data_bss_comparison_ignore == NULL)
1403 mc_data_bss_comparison_ignore = xbt_dynar_new(sizeof(mc_data_bss_ignore_variable_t), data_bss_ignore_variable_free_voidp);
1405 mc_data_bss_ignore_variable_t var = NULL;
1406 var = xbt_new0(s_mc_data_bss_ignore_variable_t, 1);
1407 var->name = strdup(name);
1409 if(xbt_dynar_is_empty(mc_data_bss_comparison_ignore)){
1411 xbt_dynar_insert_at(mc_data_bss_comparison_ignore, 0, &var);
1415 unsigned int cursor = 0;
1417 int end = xbt_dynar_length(mc_data_bss_comparison_ignore) - 1;
1418 mc_data_bss_ignore_variable_t current_var = NULL;
1420 while(start <= end){
1421 cursor = (start + end) / 2;
1422 current_var = (mc_data_bss_ignore_variable_t)xbt_dynar_get_as(mc_data_bss_comparison_ignore, cursor, mc_data_bss_ignore_variable_t);
1423 if(strcmp(current_var->name, name) == 0){
1424 data_bss_ignore_variable_free(var);
1428 }else if(strcmp(current_var->name, name) < 0){
1435 if(strcmp(current_var->name, name) < 0)
1436 xbt_dynar_insert_at(mc_data_bss_comparison_ignore, cursor + 1, &var);
1438 xbt_dynar_insert_at(mc_data_bss_comparison_ignore, cursor, &var);
1447 void MC_ignore_local_variable(const char *var_name, const char *frame_name){
1449 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
1453 if(mc_local_variables_libsimgrid){
1454 unsigned int cursor = 0;
1455 dw_variable_t current_var;
1457 if(strcmp(frame_name, "*") == 0){ /* Remove variable in all frames */
1458 xbt_dict_cursor_t dict_cursor;
1459 char *current_frame_name;
1461 xbt_dict_foreach(mc_local_variables_libsimgrid, dict_cursor, current_frame_name, frame){
1463 end = xbt_dynar_length(frame->variables) - 1;
1464 while(start <= end){
1465 cursor = (start + end) / 2;
1466 current_var = (dw_variable_t)xbt_dynar_get_as(frame->variables, cursor, dw_variable_t);
1467 if(strcmp(current_var->name, var_name) == 0){
1468 xbt_dynar_remove_at(frame->variables, cursor, NULL);
1470 end = xbt_dynar_length(frame->variables) - 1;
1471 }else if(strcmp(current_var->name, var_name) < 0){
1478 xbt_dict_foreach(mc_local_variables_binary, dict_cursor, current_frame_name, frame){
1480 end = xbt_dynar_length(frame->variables) - 1;
1481 while(start <= end){
1482 cursor = (start + end) / 2;
1483 current_var = (dw_variable_t)xbt_dynar_get_as(frame->variables, cursor, dw_variable_t);
1484 if(strcmp(current_var->name, var_name) == 0){
1485 xbt_dynar_remove_at(frame->variables, cursor, NULL);
1487 end = xbt_dynar_length(frame->variables) - 1;
1488 }else if(strcmp(current_var->name, var_name) < 0){
1496 xbt_dynar_t variables_list = ((dw_frame_t)xbt_dict_get_or_null(mc_local_variables_libsimgrid, frame_name))->variables;
1498 end = xbt_dynar_length(variables_list) - 1;
1499 while(start <= end){
1500 cursor = (start + end) / 2;
1501 current_var = (dw_variable_t)xbt_dynar_get_as(variables_list, cursor, dw_variable_t);
1502 if(strcmp(current_var->name, var_name) == 0){
1503 xbt_dynar_remove_at(variables_list, cursor, NULL);
1505 end = xbt_dynar_length(variables_list) - 1;
1506 }else if(strcmp(current_var->name, var_name) < 0){
1515 if(mc_stack_comparison_ignore == NULL)
1516 mc_stack_comparison_ignore = xbt_dynar_new(sizeof(mc_stack_ignore_variable_t), stack_ignore_variable_free_voidp);
1518 mc_stack_ignore_variable_t var = NULL;
1519 var = xbt_new0(s_mc_stack_ignore_variable_t, 1);
1520 var->var_name = strdup(var_name);
1521 var->frame = strdup(frame_name);
1523 if(xbt_dynar_is_empty(mc_stack_comparison_ignore)){
1525 xbt_dynar_insert_at(mc_stack_comparison_ignore, 0, &var);
1529 unsigned int cursor = 0;
1531 int end = xbt_dynar_length(mc_stack_comparison_ignore) - 1;
1532 mc_stack_ignore_variable_t current_var = NULL;
1534 while(start <= end){
1535 cursor = (start + end) / 2;
1536 current_var = (mc_stack_ignore_variable_t)xbt_dynar_get_as(mc_stack_comparison_ignore, cursor, mc_stack_ignore_variable_t);
1537 if(strcmp(current_var->frame, frame_name) == 0){
1538 if(strcmp(current_var->var_name, var_name) == 0){
1539 stack_ignore_variable_free(var);
1543 }else if(strcmp(current_var->var_name, var_name) < 0){
1548 }else if(strcmp(current_var->frame, frame_name) < 0){
1555 if(strcmp(current_var->frame, frame_name) == 0){
1556 if(strcmp(current_var->var_name, var_name) < 0){
1557 xbt_dynar_insert_at(mc_stack_comparison_ignore, cursor + 1, &var);
1559 xbt_dynar_insert_at(mc_stack_comparison_ignore, cursor, &var);
1561 }else if(strcmp(current_var->frame, frame_name) < 0){
1562 xbt_dynar_insert_at(mc_stack_comparison_ignore, cursor + 1, &var);
1564 xbt_dynar_insert_at(mc_stack_comparison_ignore, cursor, &var);
1574 void MC_new_stack_area(void *stack, char *name, void* context, size_t size){
1576 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
1580 if(stacks_areas == NULL)
1581 stacks_areas = xbt_dynar_new(sizeof(stack_region_t), NULL);
1583 stack_region_t region = NULL;
1584 region = xbt_new0(s_stack_region_t, 1);
1585 region->address = stack;
1586 region->process_name = strdup(name);
1587 region->context = context;
1588 region->size = size;
1589 region->block = ((char*)stack - (char*)((xbt_mheap_t)std_heap)->heapbase) / BLOCKSIZE + 1;
1590 xbt_dynar_push(stacks_areas, ®ion);
1596 void MC_ignore(void *addr, size_t size){
1598 int raw_mem_set= (mmalloc_get_current_heap() == raw_heap);
1602 if(mc_checkpoint_ignore == NULL)
1603 mc_checkpoint_ignore = xbt_dynar_new(sizeof(mc_checkpoint_ignore_region_t), checkpoint_ignore_region_free_voidp);
1605 mc_checkpoint_ignore_region_t region = xbt_new0(s_mc_checkpoint_ignore_region_t, 1);
1606 region->addr = addr;
1607 region->size = size;
1609 if(xbt_dynar_is_empty(mc_checkpoint_ignore)){
1610 xbt_dynar_push(mc_checkpoint_ignore, ®ion);
1613 unsigned int cursor = 0;
1615 int end = xbt_dynar_length(mc_checkpoint_ignore) -1;
1616 mc_checkpoint_ignore_region_t current_region = NULL;
1618 while(start <= end){
1619 cursor = (start + end) / 2;
1620 current_region = (mc_checkpoint_ignore_region_t)xbt_dynar_get_as(mc_checkpoint_ignore, cursor, mc_checkpoint_ignore_region_t);
1621 if(current_region->addr == addr){
1622 if(current_region->size == size){
1623 checkpoint_ignore_region_free(region);
1627 }else if(current_region->size < size){
1632 }else if(current_region->addr < addr){
1639 if(current_region->addr == addr){
1640 if(current_region->size < size){
1641 xbt_dynar_insert_at(mc_checkpoint_ignore, cursor + 1, ®ion);
1643 xbt_dynar_insert_at(mc_checkpoint_ignore, cursor, ®ion);
1645 }else if(current_region->addr < addr){
1646 xbt_dynar_insert_at(mc_checkpoint_ignore, cursor + 1, ®ion);
1648 xbt_dynar_insert_at(mc_checkpoint_ignore, cursor, ®ion);
1656 /******************************* Initialisation of MC *******************************/
1657 /*********************************************************************************/
1659 static void MC_dump_ignored_local_variables(void){
1661 if(mc_stack_comparison_ignore == NULL || xbt_dynar_is_empty(mc_stack_comparison_ignore))
1664 unsigned int cursor = 0;
1665 mc_stack_ignore_variable_t current_var;
1667 xbt_dynar_foreach(mc_stack_comparison_ignore, cursor, current_var){
1668 MC_ignore_local_variable(current_var->var_name, current_var->frame);
1671 xbt_dynar_free(&mc_stack_comparison_ignore);
1672 mc_stack_comparison_ignore = NULL;
1676 static void MC_dump_ignored_global_variables(void){
1678 if(mc_data_bss_comparison_ignore == NULL || xbt_dynar_is_empty(mc_data_bss_comparison_ignore))
1681 unsigned int cursor = 0;
1682 mc_data_bss_ignore_variable_t current_var;
1684 xbt_dynar_foreach(mc_data_bss_comparison_ignore, cursor, current_var){
1685 MC_ignore_global_variable(current_var->name);
1688 xbt_dynar_free(&mc_data_bss_comparison_ignore);
1689 mc_data_bss_comparison_ignore = NULL;
1695 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
1699 /* Initialize the data structures that must be persistent across every
1700 iteration of the model-checker (in RAW memory) */
1704 MC_init_memory_map_info();
1706 mc_local_variables_libsimgrid = xbt_dict_new_homogeneous(NULL);
1707 mc_local_variables_binary = xbt_dict_new_homogeneous(NULL);
1708 mc_global_variables_libsimgrid = xbt_dynar_new(sizeof(dw_variable_t), dw_variable_free_voidp);
1709 mc_global_variables_binary = xbt_dynar_new(sizeof(dw_variable_t), dw_variable_free_voidp);
1710 mc_variables_type_libsimgrid = xbt_dict_new_homogeneous(NULL);
1711 mc_variables_type_binary = xbt_dict_new_homogeneous(NULL);
1713 XBT_INFO("Get debug information ...");
1715 /* Get local variables in binary for state equality detection */
1716 xbt_dict_t binary_location_list = MC_dwarf_get_location_list(xbt_binary_name);
1717 MC_dwarf_get_variables(xbt_binary_name, binary_location_list, &mc_local_variables_binary, &mc_global_variables_binary, &mc_variables_type_binary);
1719 /* Get local variables in libsimgrid for state equality detection */
1720 xbt_dict_t libsimgrid_location_list = MC_dwarf_get_location_list(libsimgrid_path);
1721 MC_dwarf_get_variables(libsimgrid_path, libsimgrid_location_list, &mc_local_variables_libsimgrid, &mc_global_variables_libsimgrid, &mc_variables_type_libsimgrid);
1723 xbt_dict_free(&libsimgrid_location_list);
1724 xbt_dict_free(&binary_location_list);
1726 XBT_INFO("Get debug information done !");
1728 /* Remove variables ignored before getting list of variables */
1729 MC_dump_ignored_local_variables();
1730 MC_dump_ignored_global_variables();
1732 /* Get .plt section (start and end addresses) for data libsimgrid and data program comparison */
1733 MC_get_libsimgrid_plt_section();
1734 MC_get_binary_plt_section();
1737 parmap = xbt_parmap_mc_new(xbt_os_get_numcores(), XBT_PARMAP_DEFAULT);
1741 /* Ignore some variables from xbt/ex.h used by exception e for stacks comparison */
1742 MC_ignore_local_variable("e", "*");
1743 MC_ignore_local_variable("__ex_cleanup", "*");
1744 MC_ignore_local_variable("__ex_mctx_en", "*");
1745 MC_ignore_local_variable("__ex_mctx_me", "*");
1746 MC_ignore_local_variable("__xbt_ex_ctx_ptr", "*");
1747 MC_ignore_local_variable("_log_ev", "*");
1748 MC_ignore_local_variable("_throw_ctx", "*");
1749 MC_ignore_local_variable("ctx", "*");
1751 MC_ignore_local_variable("next_context", "smx_ctx_sysv_suspend_serial");
1752 MC_ignore_local_variable("i", "smx_ctx_sysv_suspend_serial");
1754 /* Ignore local variable about time used for tracing */
1755 MC_ignore_local_variable("start_time", "*");
1757 MC_ignore_global_variable("mc_comp_times");
1758 MC_ignore_global_variable("mc_snapshot_comparison_time");
1759 MC_ignore_global_variable("mc_time");
1760 MC_ignore_global_variable("smpi_current_rank");
1761 MC_ignore_global_variable("smx_current_context_serial");
1762 MC_ignore_global_variable("smx_current_context_key");
1763 MC_ignore_global_variable("sysv_maestro_context");
1764 MC_ignore_global_variable("counter"); /* Static variable used for tracing */
1772 static void MC_init_dot_output(){ /* FIXME : more colors */
1776 colors[2] = "green3";
1777 colors[3] = "goldenrod";
1778 colors[4] = "brown";
1779 colors[5] = "purple";
1780 colors[6] = "magenta";
1781 colors[7] = "turquoise4";
1782 colors[8] = "gray25";
1783 colors[9] = "forestgreen";
1784 colors[10] = "hotpink";
1785 colors[11] = "lightblue";
1788 dot_output = fopen(_sg_mc_dot_output_file, "w");
1790 if(dot_output == NULL){
1791 perror("Error open dot output file");
1795 fprintf(dot_output, "digraph graphname{\n fixedsize=true; rankdir=TB; ranksep=.25; edge [fontsize=12]; node [fontsize=10, shape=circle,width=.5 ]; graph [resolution=20, fontsize=10];\n");
1799 /******************************* Core of MC *******************************/
1800 /**************************************************************************/
1802 void MC_do_the_modelcheck_for_real() {
1805 mc_comp_times = xbt_new0(s_mc_comparison_times_t, 1);
1808 if (!_sg_mc_property_file || _sg_mc_property_file[0]=='\0') {
1809 if (mc_reduce_kind==e_mc_reduce_unset)
1810 mc_reduce_kind=e_mc_reduce_dpor;
1812 XBT_INFO("Check a safety property");
1813 MC_modelcheck_safety();
1817 if (mc_reduce_kind==e_mc_reduce_unset)
1818 mc_reduce_kind=e_mc_reduce_none;
1820 XBT_INFO("Check the liveness property %s",_sg_mc_property_file);
1821 MC_automaton_load(_sg_mc_property_file);
1822 MC_modelcheck_liveness();
1826 void MC_modelcheck_safety(void)
1828 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
1830 /* Check if MC is already initialized */
1831 if (initial_state_safety)
1834 mc_time = xbt_new0(double, simix_process_maxpid);
1836 /* mc_time refers to clock for each process -> ignore it for heap comparison */
1837 MC_ignore_heap(mc_time, simix_process_maxpid * sizeof(double));
1839 /* Initialize the data structures that must be persistent across every
1840 iteration of the model-checker (in RAW memory) */
1844 /* Initialize statistics */
1845 mc_stats = xbt_new0(s_mc_stats_t, 1);
1846 mc_stats->state_size = 1;
1848 /* Create exploration stack */
1849 mc_stack_safety = xbt_fifo_new();
1851 if((_sg_mc_dot_output_file != NULL) && (_sg_mc_dot_output_file[0]!='\0'))
1852 MC_init_dot_output();
1856 if(_sg_mc_visited > 0){
1860 MC_init_memory_map_info();
1861 MC_get_libsimgrid_plt_section();
1862 MC_get_binary_plt_section();
1869 /* Save the initial state */
1870 initial_state_safety = xbt_new0(s_mc_global_t, 1);
1871 initial_state_safety->snapshot = MC_take_snapshot();
1883 void MC_modelcheck_liveness(){
1885 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
1889 mc_time = xbt_new0(double, simix_process_maxpid);
1891 /* mc_time refers to clock for each process -> ignore it for heap comparison */
1892 MC_ignore_heap(mc_time, simix_process_maxpid * sizeof(double));
1896 /* Initialize statistics */
1897 mc_stats = xbt_new0(s_mc_stats_t, 1);
1898 mc_stats->state_size = 1;
1900 /* Create exploration stack */
1901 mc_stack_liveness = xbt_fifo_new();
1903 /* Create the initial state */
1904 initial_state_liveness = xbt_new0(s_mc_global_t, 1);
1906 if((_sg_mc_dot_output_file != NULL) && (_sg_mc_dot_output_file[0]!='\0'))
1907 MC_init_dot_output();
1914 MC_print_statistics(mc_stats);
1930 int SIMIX_pre_mc_random(smx_simcall_t simcall, int min, int max){
1932 return simcall->mc_value;
1936 int MC_random(int min, int max)
1938 /*FIXME: return mc_current_state->executed_transition->random.value;*/
1939 return simcall_mc_random(min, max);
1943 * \brief Schedules all the process that are ready to run
1945 void MC_wait_for_requests(void)
1947 smx_process_t process;
1951 while (!xbt_dynar_is_empty(simix_global->process_to_run)) {
1952 SIMIX_process_runall();
1953 xbt_dynar_foreach(simix_global->process_that_ran, iter, process) {
1954 req = &process->simcall;
1955 if (req->call != SIMCALL_NONE && !MC_request_is_visible(req))
1956 SIMIX_simcall_pre(req, 0);
1961 int MC_deadlock_check()
1963 int deadlock = FALSE;
1964 smx_process_t process;
1965 if(xbt_swag_size(simix_global->process_list)){
1967 xbt_swag_foreach(process, simix_global->process_list){
1968 if(process->simcall.call != SIMCALL_NONE
1969 && MC_request_is_enabled(&process->simcall)){
1979 * \brief Re-executes from the state at position start all the transitions indicated by
1980 * a given model-checker stack.
1981 * \param stack The stack with the transitions to execute.
1982 * \param start Start index to begin the re-execution.
1984 void MC_replay(xbt_fifo_t stack, int start)
1986 int raw_mem = (mmalloc_get_current_heap() == raw_heap);
1988 int value, i = 1, count = 1;
1990 smx_simcall_t req = NULL, saved_req = NULL;
1991 xbt_fifo_item_t item, start_item;
1993 smx_process_t process = NULL;
1995 XBT_DEBUG("**** Begin Replay ****");
1998 /* Restore the initial state */
1999 MC_restore_snapshot(initial_state_safety->snapshot);
2000 /* At the moment of taking the snapshot the raw heap was set, so restoring
2001 * it will set it back again, we have to unset it to continue */
2005 start_item = xbt_fifo_get_last_item(stack);
2008 start_item = xbt_fifo_get_prev_item(start_item);
2014 xbt_dict_reset(first_enabled_state);
2015 xbt_swag_foreach(process, simix_global->process_list){
2016 if(MC_process_is_enabled(process)){
2017 char *key = bprintf("%lu", process->pid);
2018 char *data = bprintf("%d", count);
2019 xbt_dict_set(first_enabled_state, key, data, NULL);
2026 /* Traverse the stack from the state at position start and re-execute the transitions */
2027 for (item = start_item;
2028 item != xbt_fifo_get_first_item(stack);
2029 item = xbt_fifo_get_prev_item(item)) {
2031 state = (mc_state_t) xbt_fifo_get_item_content(item);
2032 saved_req = MC_state_get_executed_request(state, &value);
2035 char *key = bprintf("%lu", saved_req->issuer->pid);
2036 xbt_dict_remove(first_enabled_state, key);
2041 /* because we got a copy of the executed request, we have to fetch the
2042 real one, pointed by the request field of the issuer process */
2043 req = &saved_req->issuer->simcall;
2045 /* Debug information */
2046 if(XBT_LOG_ISENABLED(mc_global, xbt_log_priority_debug)){
2047 req_str = MC_request_to_string(req, value);
2048 XBT_DEBUG("Replay: %s (%p)", req_str, state);
2053 SIMIX_simcall_pre(req, value);
2054 MC_wait_for_requests();
2059 /* Insert in dict all enabled processes */
2060 xbt_swag_foreach(process, simix_global->process_list){
2061 if(MC_process_is_enabled(process) /*&& !MC_state_process_is_done(state, process)*/){
2062 char *key = bprintf("%lu", process->pid);
2063 if(xbt_dict_get_or_null(first_enabled_state, key) == NULL){
2064 char *data = bprintf("%d", count);
2065 xbt_dict_set(first_enabled_state, key, data, NULL);
2072 /* Update statistics */
2073 mc_stats->visited_states++;
2074 mc_stats->executed_transitions++;
2078 XBT_DEBUG("**** End Replay ****");
2088 void MC_replay_liveness(xbt_fifo_t stack, int all_stack)
2091 initial_state_liveness->raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
2095 smx_simcall_t req = NULL, saved_req = NULL;
2096 xbt_fifo_item_t item;
2101 XBT_DEBUG("**** Begin Replay ****");
2103 /* Restore the initial state */
2104 MC_restore_snapshot(initial_state_liveness->snapshot);
2106 /* At the moment of taking the snapshot the raw heap was set, so restoring
2107 * it will set it back again, we have to unset it to continue */
2108 if(!initial_state_liveness->raw_mem_set)
2113 item = xbt_fifo_get_last_item(stack);
2115 while(depth <= xbt_fifo_size(stack)){
2117 pair = (mc_pair_t) xbt_fifo_get_item_content(item);
2118 state = (mc_state_t) pair->graph_state;
2120 if(pair->requests > 0){
2122 saved_req = MC_state_get_executed_request(state, &value);
2123 //XBT_DEBUG("SavedReq->call %u", saved_req->call);
2125 if(saved_req != NULL){
2126 /* because we got a copy of the executed request, we have to fetch the
2127 real one, pointed by the request field of the issuer process */
2128 req = &saved_req->issuer->simcall;
2129 //XBT_DEBUG("Req->call %u", req->call);
2131 /* Debug information */
2132 if(XBT_LOG_ISENABLED(mc_global, xbt_log_priority_debug)){
2133 req_str = MC_request_to_string(req, value);
2134 XBT_DEBUG("Replay (depth = %d) : %s (%p)", depth, req_str, state);
2140 SIMIX_simcall_pre(req, value);
2141 MC_wait_for_requests();
2146 /* Update statistics */
2147 mc_stats->visited_pairs++;
2148 mc_stats->executed_transitions++;
2150 item = xbt_fifo_get_prev_item(item);
2155 /* Traverse the stack from the initial state and re-execute the transitions */
2156 for (item = xbt_fifo_get_last_item(stack);
2157 item != xbt_fifo_get_first_item(stack);
2158 item = xbt_fifo_get_prev_item(item)) {
2160 pair = (mc_pair_t) xbt_fifo_get_item_content(item);
2161 state = (mc_state_t) pair->graph_state;
2163 if(pair->requests > 0){
2165 saved_req = MC_state_get_executed_request(state, &value);
2166 //XBT_DEBUG("SavedReq->call %u", saved_req->call);
2168 if(saved_req != NULL){
2169 /* because we got a copy of the executed request, we have to fetch the
2170 real one, pointed by the request field of the issuer process */
2171 req = &saved_req->issuer->simcall;
2172 //XBT_DEBUG("Req->call %u", req->call);
2174 /* Debug information */
2175 if(XBT_LOG_ISENABLED(mc_global, xbt_log_priority_debug)){
2176 req_str = MC_request_to_string(req, value);
2177 XBT_DEBUG("Replay (depth = %d) : %s (%p)", depth, req_str, state);
2183 SIMIX_simcall_pre(req, value);
2184 MC_wait_for_requests();
2189 /* Update statistics */
2190 mc_stats->visited_pairs++;
2191 mc_stats->executed_transitions++;
2195 XBT_DEBUG("**** End Replay ****");
2197 if(initial_state_liveness->raw_mem_set)
2205 * \brief Dumps the contents of a model-checker's stack and shows the actual
2207 * \param stack The stack to dump
2209 void MC_dump_stack_safety(xbt_fifo_t stack)
2212 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
2214 MC_show_stack_safety(stack);
2216 if(!_sg_mc_checkpoint){
2221 while ((state = (mc_state_t) xbt_fifo_pop(stack)) != NULL)
2222 MC_state_delete(state);
2235 void MC_show_stack_safety(xbt_fifo_t stack)
2238 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
2244 xbt_fifo_item_t item;
2246 char *req_str = NULL;
2248 for (item = xbt_fifo_get_last_item(stack);
2249 (item ? (state = (mc_state_t) (xbt_fifo_get_item_content(item)))
2250 : (NULL)); item = xbt_fifo_get_prev_item(item)) {
2251 req = MC_state_get_executed_request(state, &value);
2253 req_str = MC_request_to_string(req, value);
2254 XBT_INFO("%s", req_str);
2263 void MC_show_deadlock(smx_simcall_t req)
2265 /*char *req_str = NULL;*/
2266 XBT_INFO("**************************");
2267 XBT_INFO("*** DEAD-LOCK DETECTED ***");
2268 XBT_INFO("**************************");
2269 XBT_INFO("Locked request:");
2270 /*req_str = MC_request_to_string(req);
2271 XBT_INFO("%s", req_str);
2272 xbt_free(req_str);*/
2273 XBT_INFO("Counter-example execution trace:");
2274 MC_dump_stack_safety(mc_stack_safety);
2275 MC_print_statistics(mc_stats);
2279 void MC_show_stack_liveness(xbt_fifo_t stack){
2282 xbt_fifo_item_t item;
2284 char *req_str = NULL;
2286 for (item = xbt_fifo_get_last_item(stack);
2287 (item ? (pair = (mc_pair_t) (xbt_fifo_get_item_content(item)))
2288 : (NULL)); item = xbt_fifo_get_prev_item(item)) {
2289 req = MC_state_get_executed_request(pair->graph_state, &value);
2291 if(pair->requests>0){
2292 req_str = MC_request_to_string(req, value);
2293 XBT_INFO("%s", req_str);
2296 XBT_INFO("End of system requests but evolution in Büchi automaton");
2302 void MC_dump_stack_liveness(xbt_fifo_t stack){
2304 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
2309 while ((pair = (mc_pair_t) xbt_fifo_pop(stack)) != NULL)
2310 MC_pair_delete(pair);
2319 void MC_print_statistics(mc_stats_t stats)
2321 if(stats->expanded_pairs == 0){
2322 XBT_INFO("Expanded states = %lu", stats->expanded_states);
2323 XBT_INFO("Visited states = %lu", stats->visited_states);
2325 XBT_INFO("Expanded pairs = %lu", stats->expanded_pairs);
2326 XBT_INFO("Visited pairs = %lu", stats->visited_pairs);
2328 XBT_INFO("Executed transitions = %lu", stats->executed_transitions);
2330 if((_sg_mc_dot_output_file != NULL) && (_sg_mc_dot_output_file[0]!='\0')){
2331 fprintf(dot_output, "}\n");
2337 void MC_assert(int prop)
2339 if (MC_is_active() && !prop){
2340 XBT_INFO("**************************");
2341 XBT_INFO("*** PROPERTY NOT VALID ***");
2342 XBT_INFO("**************************");
2343 XBT_INFO("Counter-example execution trace:");
2344 MC_dump_stack_safety(mc_stack_safety);
2345 MC_print_statistics(mc_stats);
2351 user_max_depth_reached = 1;
2354 void MC_process_clock_add(smx_process_t process, double amount)
2356 mc_time[process->pid] += amount;
2359 double MC_process_clock_get(smx_process_t process)
2363 return mc_time[process->pid];
2371 void MC_automaton_load(const char *file){
2373 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
2377 if (_mc_property_automaton == NULL)
2378 _mc_property_automaton = xbt_automaton_new();
2380 xbt_automaton_load(_mc_property_automaton,file);
2389 void MC_automaton_new_propositional_symbol(const char* id, void* fct) {
2391 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
2395 if (_mc_property_automaton == NULL)
2396 _mc_property_automaton = xbt_automaton_new();
2398 xbt_automaton_propositional_symbol_new(_mc_property_automaton,id,fct);