1 /* Copyright (c) 2008-2012 Da 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. */
11 #include "../surf/surf_private.h"
12 #include "../simix/smx_private.h"
13 #include "../xbt/mmalloc/mmprivate.h"
15 #include "mc_private.h"
16 #include "xbt/automaton.h"
19 XBT_LOG_NEW_CATEGORY(mc, "All MC categories");
20 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mc_global, mc,
21 "Logging specific to MC (global)");
23 /* Configuration support */
24 e_mc_reduce_t mc_reduce_kind=e_mc_reduce_unset;
27 extern int _surf_init_status;
28 void _mc_cfg_cb_reduce(const char *name, int pos) {
29 if (_surf_init_status && !_surf_do_model_check) {
30 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.");
32 char *val= xbt_cfg_get_string(_surf_cfg_set, name);
33 if (!strcasecmp(val,"none")) {
34 mc_reduce_kind = e_mc_reduce_none;
35 } else if (!strcasecmp(val,"dpor")) {
36 mc_reduce_kind = e_mc_reduce_dpor;
38 xbt_die("configuration option %s can only take 'none' or 'dpor' as a value",name);
42 void _mc_cfg_cb_checkpoint(const char *name, int pos) {
43 if (_surf_init_status && !_surf_do_model_check) {
44 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.");
46 _surf_mc_checkpoint = xbt_cfg_get_int(_surf_cfg_set, name);
48 void _mc_cfg_cb_property(const char *name, int pos) {
49 if (_surf_init_status && !_surf_do_model_check) {
50 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.");
52 _surf_mc_property_file= xbt_cfg_get_string(_surf_cfg_set, name);
55 void _mc_cfg_cb_timeout(const char *name, int pos) {
56 if (_surf_init_status && !_surf_do_model_check) {
57 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.");
59 _surf_mc_timeout= xbt_cfg_get_int(_surf_cfg_set, name);
62 void _mc_cfg_cb_max_depth(const char *name, int pos) {
63 if (_surf_init_status && !_surf_do_model_check) {
64 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.");
66 _surf_mc_max_depth= xbt_cfg_get_int(_surf_cfg_set, name);
69 void _mc_cfg_cb_visited(const char *name, int pos) {
70 if (_surf_init_status && !_surf_do_model_check) {
71 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.");
73 _surf_mc_visited= xbt_cfg_get_int(_surf_cfg_set, name);
77 /* MC global data structures */
79 mc_state_t mc_current_state = NULL;
80 char mc_replay_mode = FALSE;
81 double *mc_time = NULL;
85 xbt_fifo_t mc_stack_safety = NULL;
86 mc_stats_t mc_stats = NULL;
87 mc_global_t initial_state_safety = NULL;
91 mc_stats_pair_t mc_stats_pair = NULL;
92 xbt_fifo_t mc_stack_liveness = NULL;
93 mc_global_t initial_state_liveness = NULL;
97 xbt_dict_t mc_local_variables = NULL;
99 /* Ignore mechanism */
100 xbt_dynar_t mc_stack_comparison_ignore;
101 xbt_dynar_t mc_data_bss_comparison_ignore;
102 extern xbt_dynar_t mc_heap_comparison_ignore;
103 extern xbt_dynar_t stacks_areas;
105 xbt_automaton_t _mc_property_automaton = NULL;
107 /* Static functions */
109 static void MC_assert_pair(int prop);
110 static dw_location_t get_location(xbt_dict_t location_list, char *expr);
111 static dw_frame_t get_frame_by_offset(xbt_dict_t all_variables, unsigned long int offset);
112 static void ignore_coverage_variables(char *executable, int region_type);
114 void MC_do_the_modelcheck_for_real() {
115 if (!_surf_mc_property_file || _surf_mc_property_file[0]=='\0') {
116 if (mc_reduce_kind==e_mc_reduce_unset)
117 mc_reduce_kind=e_mc_reduce_dpor;
119 XBT_INFO("Check a safety property");
120 MC_modelcheck_safety();
124 if (mc_reduce_kind==e_mc_reduce_unset)
125 mc_reduce_kind=e_mc_reduce_none;
127 XBT_INFO("Check the liveness property %s",_surf_mc_property_file);
128 MC_automaton_load(_surf_mc_property_file);
129 MC_modelcheck_liveness();
134 void MC_compare(void){
140 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
142 mc_time = xbt_new0(double, simix_process_maxpid);
144 /* mc_time refers to clock for each process -> ignore it for heap comparison */
146 for(i = 0; i<simix_process_maxpid; i++)
147 MC_ignore_heap(&(mc_time[i]), sizeof(double));
151 /* Initialize the data structures that must be persistent across every
152 iteration of the model-checker (in RAW memory) */
156 char *ls_path = get_libsimgrid_path();
158 mc_local_variables = xbt_dict_new_homogeneous(NULL);
160 /* Get local variables in binary for state equality detection */
161 xbt_dict_t binary_location_list = MC_get_location_list(xbt_binary_name);
162 MC_get_local_variables(xbt_binary_name, binary_location_list, &mc_local_variables);
164 /* Get local variables in libsimgrid for state equality detection */
165 xbt_dict_t libsimgrid_location_list = MC_get_location_list(ls_path);
166 MC_get_local_variables(ls_path, libsimgrid_location_list, &mc_local_variables);
168 MC_init_memory_map_info();
170 /* Get .plt section (start and end addresses) for data libsimgrid and data program comparison */
171 get_libsimgrid_plt_section();
172 get_binary_plt_section();
174 ignore_coverage_variables(libsimgrid_path, 1);
175 ignore_coverage_variables(xbt_binary_name, 2);
179 /* Ignore some variables from xbt/ex.h used by exception e for stacks comparison */
180 MC_ignore_stack("e", "*");
181 MC_ignore_stack("__ex_cleanup", "*");
182 MC_ignore_stack("__ex_mctx_en", "*");
183 MC_ignore_stack("__ex_mctx_me", "*");
184 MC_ignore_stack("_log_ev", "*");
185 MC_ignore_stack("_throw_ctx", "*");
186 MC_ignore_stack("ctx", "*");
194 void MC_modelcheck_safety(void)
196 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
198 /* Check if MC is already initialized */
199 if (initial_state_safety)
202 mc_time = xbt_new0(double, simix_process_maxpid);
204 /* Initialize the data structures that must be persistent across every
205 iteration of the model-checker (in RAW memory) */
209 /* Initialize statistics */
210 mc_stats = xbt_new0(s_mc_stats_t, 1);
211 mc_stats->state_size = 1;
213 /* Create exploration stack */
214 mc_stack_safety = xbt_fifo_new();
218 if(_surf_mc_visited > 0){
221 MC_init_memory_map_info();
222 get_libsimgrid_plt_section();
223 get_binary_plt_section();
229 /* Save the initial state */
230 initial_state_safety = xbt_new0(s_mc_global_t, 1);
231 initial_state_safety->snapshot = MC_take_snapshot();
242 void MC_modelcheck_liveness(){
244 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
250 /* Initialize statistics */
251 mc_stats_pair = xbt_new0(s_mc_stats_pair_t, 1);
253 /* Create exploration stack */
254 mc_stack_liveness = xbt_fifo_new();
256 initial_state_liveness = xbt_new0(s_mc_global_t, 1);
263 MC_print_statistics_pairs(mc_stats_pair);
274 MC_print_statistics(mc_stats);
280 int MC_random(int min, int max)
282 /*FIXME: return mc_current_state->executed_transition->random.value;*/
287 * \brief Schedules all the process that are ready to run
289 void MC_wait_for_requests(void)
291 smx_process_t process;
295 while (!xbt_dynar_is_empty(simix_global->process_to_run)) {
296 SIMIX_process_runall();
297 xbt_dynar_foreach(simix_global->process_that_ran, iter, process) {
298 req = &process->simcall;
299 if (req->call != SIMCALL_NONE && !MC_request_is_visible(req))
300 SIMIX_simcall_pre(req, 0);
305 int MC_deadlock_check()
307 int deadlock = FALSE;
308 smx_process_t process;
309 if(xbt_swag_size(simix_global->process_list)){
311 xbt_swag_foreach(process, simix_global->process_list){
312 if(process->simcall.call != SIMCALL_NONE
313 && MC_request_is_enabled(&process->simcall)){
323 * \brief Re-executes from the state at position start all the transitions indicated by
324 * a given model-checker stack.
325 * \param stack The stack with the transitions to execute.
326 * \param start Start index to begin the re-execution.
328 void MC_replay(xbt_fifo_t stack, int start)
330 int raw_mem = (mmalloc_get_current_heap() == raw_heap);
334 smx_simcall_t req = NULL, saved_req = NULL;
335 xbt_fifo_item_t item, start_item;
338 XBT_DEBUG("**** Begin Replay ****");
341 /* Restore the initial state */
342 MC_restore_snapshot(initial_state_safety->snapshot);
343 /* At the moment of taking the snapshot the raw heap was set, so restoring
344 * it will set it back again, we have to unset it to continue */
348 start_item = xbt_fifo_get_last_item(stack);
351 start_item = xbt_fifo_get_prev_item(start_item);
356 /* Traverse the stack from the state at position start and re-execute the transitions */
357 for (item = start_item;
358 item != xbt_fifo_get_first_item(stack);
359 item = xbt_fifo_get_prev_item(item)) {
361 state = (mc_state_t) xbt_fifo_get_item_content(item);
362 saved_req = MC_state_get_executed_request(state, &value);
365 /* because we got a copy of the executed request, we have to fetch the
366 real one, pointed by the request field of the issuer process */
367 req = &saved_req->issuer->simcall;
369 /* Debug information */
370 if(XBT_LOG_ISENABLED(mc_global, xbt_log_priority_debug)){
371 req_str = MC_request_to_string(req, value);
372 XBT_DEBUG("Replay: %s (%p)", req_str, state);
377 SIMIX_simcall_pre(req, value);
378 MC_wait_for_requests();
380 /* Update statistics */
381 mc_stats->visited_states++;
382 mc_stats->executed_transitions++;
384 XBT_DEBUG("**** End Replay ****");
394 void MC_replay_liveness(xbt_fifo_t stack, int all_stack)
397 initial_state_liveness->raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
401 smx_simcall_t req = NULL, saved_req = NULL;
402 xbt_fifo_item_t item;
404 mc_pair_stateless_t pair;
407 XBT_DEBUG("**** Begin Replay ****");
409 /* Restore the initial state */
410 MC_restore_snapshot(initial_state_liveness->snapshot);
412 /* At the moment of taking the snapshot the raw heap was set, so restoring
413 * it will set it back again, we have to unset it to continue */
414 if(!initial_state_liveness->raw_mem_set)
419 item = xbt_fifo_get_last_item(stack);
421 while(depth <= xbt_fifo_size(stack)){
423 pair = (mc_pair_stateless_t) xbt_fifo_get_item_content(item);
424 state = (mc_state_t) pair->graph_state;
426 if(pair->requests > 0){
428 saved_req = MC_state_get_executed_request(state, &value);
429 //XBT_DEBUG("SavedReq->call %u", saved_req->call);
431 if(saved_req != NULL){
432 /* because we got a copy of the executed request, we have to fetch the
433 real one, pointed by the request field of the issuer process */
434 req = &saved_req->issuer->simcall;
435 //XBT_DEBUG("Req->call %u", req->call);
437 /* Debug information */
438 if(XBT_LOG_ISENABLED(mc_global, xbt_log_priority_debug)){
439 req_str = MC_request_to_string(req, value);
440 XBT_DEBUG("Replay (depth = %d) : %s (%p)", depth, req_str, state);
446 SIMIX_simcall_pre(req, value);
447 MC_wait_for_requests();
452 /* Update statistics */
453 mc_stats_pair->visited_pairs++;
455 item = xbt_fifo_get_prev_item(item);
460 /* Traverse the stack from the initial state and re-execute the transitions */
461 for (item = xbt_fifo_get_last_item(stack);
462 item != xbt_fifo_get_first_item(stack);
463 item = xbt_fifo_get_prev_item(item)) {
465 pair = (mc_pair_stateless_t) xbt_fifo_get_item_content(item);
466 state = (mc_state_t) pair->graph_state;
468 if(pair->requests > 0){
470 saved_req = MC_state_get_executed_request(state, &value);
471 //XBT_DEBUG("SavedReq->call %u", saved_req->call);
473 if(saved_req != NULL){
474 /* because we got a copy of the executed request, we have to fetch the
475 real one, pointed by the request field of the issuer process */
476 req = &saved_req->issuer->simcall;
477 //XBT_DEBUG("Req->call %u", req->call);
479 /* Debug information */
480 if(XBT_LOG_ISENABLED(mc_global, xbt_log_priority_debug)){
481 req_str = MC_request_to_string(req, value);
482 XBT_DEBUG("Replay (depth = %d) : %s (%p)", depth, req_str, state);
488 SIMIX_simcall_pre(req, value);
489 MC_wait_for_requests();
494 /* Update statistics */
495 mc_stats_pair->visited_pairs++;
499 XBT_DEBUG("**** End Replay ****");
501 if(initial_state_liveness->raw_mem_set)
509 * \brief Dumps the contents of a model-checker's stack and shows the actual
511 * \param stack The stack to dump
513 void MC_dump_stack_safety(xbt_fifo_t stack)
516 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
518 MC_show_stack_safety(stack);
520 if(!_surf_mc_checkpoint){
525 while ((state = (mc_state_t) xbt_fifo_pop(stack)) != NULL)
526 MC_state_delete(state);
539 void MC_show_stack_safety(xbt_fifo_t stack)
543 xbt_fifo_item_t item;
545 char *req_str = NULL;
547 for (item = xbt_fifo_get_last_item(stack);
548 (item ? (state = (mc_state_t) (xbt_fifo_get_item_content(item)))
549 : (NULL)); item = xbt_fifo_get_prev_item(item)) {
550 req = MC_state_get_executed_request(state, &value);
552 req_str = MC_request_to_string(req, value);
553 XBT_INFO("%s", req_str);
559 void MC_show_deadlock(smx_simcall_t req)
561 /*char *req_str = NULL;*/
562 XBT_INFO("**************************");
563 XBT_INFO("*** DEAD-LOCK DETECTED ***");
564 XBT_INFO("**************************");
565 XBT_INFO("Locked request:");
566 /*req_str = MC_request_to_string(req);
567 XBT_INFO("%s", req_str);
569 XBT_INFO("Counter-example execution trace:");
570 MC_dump_stack_safety(mc_stack_safety);
574 void MC_show_stack_liveness(xbt_fifo_t stack){
576 mc_pair_stateless_t pair;
577 xbt_fifo_item_t item;
579 char *req_str = NULL;
581 for (item = xbt_fifo_get_last_item(stack);
582 (item ? (pair = (mc_pair_stateless_t) (xbt_fifo_get_item_content(item)))
583 : (NULL)); item = xbt_fifo_get_prev_item(item)) {
584 req = MC_state_get_executed_request(pair->graph_state, &value);
586 if(pair->requests>0){
587 req_str = MC_request_to_string(req, value);
588 XBT_INFO("%s", req_str);
591 XBT_INFO("End of system requests but evolution in Büchi automaton");
597 void MC_dump_stack_liveness(xbt_fifo_t stack){
599 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
601 mc_pair_stateless_t pair;
604 while ((pair = (mc_pair_stateless_t) xbt_fifo_pop(stack)) != NULL)
605 pair_stateless_free(pair);
614 void MC_print_statistics(mc_stats_t stats)
616 //XBT_INFO("State space size ~= %lu", stats->state_size);
617 XBT_INFO("Expanded states = %lu", stats->expanded_states);
618 XBT_INFO("Visited states = %lu", stats->visited_states);
619 XBT_INFO("Executed transitions = %lu", stats->executed_transitions);
620 XBT_INFO("Expanded / Visited = %lf",
621 (double) stats->visited_states / stats->expanded_states);
622 /*XBT_INFO("Exploration coverage = %lf",
623 (double)stats->expanded_states / stats->state_size); */
626 void MC_print_statistics_pairs(mc_stats_pair_t stats)
628 XBT_INFO("Expanded pairs = %lu", stats->expanded_pairs);
629 XBT_INFO("Visited pairs = %lu", stats->visited_pairs);
630 //XBT_INFO("Executed transitions = %lu", stats->executed_transitions);
631 XBT_INFO("Expanded / Visited = %lf",
632 (double) stats->visited_pairs / stats->expanded_pairs);
634 if(mmalloc_get_current_heap() == raw_heap)
638 void MC_assert(int prop)
640 if (MC_is_active() && !prop){
641 XBT_INFO("**************************");
642 XBT_INFO("*** PROPERTY NOT VALID ***");
643 XBT_INFO("**************************");
644 XBT_INFO("Counter-example execution trace:");
645 MC_dump_stack_safety(mc_stack_safety);
646 MC_print_statistics(mc_stats);
651 static void MC_assert_pair(int prop){
652 if (MC_is_active() && !prop) {
653 XBT_INFO("**************************");
654 XBT_INFO("*** PROPERTY NOT VALID ***");
655 XBT_INFO("**************************");
656 //XBT_INFO("Counter-example execution trace:");
657 MC_show_stack_liveness(mc_stack_liveness);
658 //MC_dump_snapshot_stack(mc_snapshot_stack);
659 MC_print_statistics_pairs(mc_stats_pair);
664 void MC_process_clock_add(smx_process_t process, double amount)
666 mc_time[process->pid] += amount;
669 double MC_process_clock_get(smx_process_t process)
673 return mc_time[process->pid];
681 void MC_automaton_load(const char *file){
683 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
687 if (_mc_property_automaton == NULL)
688 _mc_property_automaton = xbt_automaton_new();
690 xbt_automaton_load(_mc_property_automaton,file);
699 void MC_automaton_new_propositional_symbol(const char* id, void* fct) {
701 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
705 if (_mc_property_automaton == NULL)
706 _mc_property_automaton = xbt_automaton_new();
708 xbt_new_propositional_symbol(_mc_property_automaton,id,fct);
717 /************ MC_ignore ***********/
719 static void ignore_coverage_variables(char *executable, int region_type){
723 char *command = bprintf("objdump --syms %s", executable);
725 fp = popen(command, "r");
728 perror("popen failed");
736 xbt_dynar_t line_tokens = NULL;
737 unsigned long int size, offset;
740 while ((read = getline(&line, &n, fp)) != -1){
745 /* Wipeout the new line character */
746 line[read - 1] = '\0';
748 xbt_str_strip_spaces(line);
749 xbt_str_ltrim(line, NULL);
751 line_tokens = xbt_str_split(line, NULL);
753 if(xbt_dynar_length(line_tokens) < 3 || strcmp(xbt_dynar_get_as(line_tokens, 0, char *), "SYMBOL") == 0)
756 if(((strncmp(xbt_dynar_get_as(line_tokens, xbt_dynar_length(line_tokens) - 1, char *), "gcov", 4) == 0)
757 || (strncmp(xbt_dynar_get_as(line_tokens, xbt_dynar_length(line_tokens) - 1, char *), "__gcov", 6) == 0))
758 && (((strcmp(xbt_dynar_get_as(line_tokens, xbt_dynar_length(line_tokens) - 3, char *), ".bss") == 0)
759 || (strcmp(xbt_dynar_get_as(line_tokens, xbt_dynar_length(line_tokens) - 3, char *), ".data") == 0)))){
760 if(region_type == 1){ /* libsimgrid */
761 offset = strtoul(xbt_dynar_get_as(line_tokens, 0, char*), NULL, 16);
762 size = strtoul(xbt_dynar_get_as(line_tokens, xbt_dynar_length(line_tokens) - 2, char *), NULL, 16);
763 //XBT_DEBUG("Add ignore at address %p (size %lu)", (char *)start_text_libsimgrid+offset, size);
764 MC_ignore_data_bss((char *)start_text_libsimgrid+offset, size);
766 address = (void *)strtoul(xbt_dynar_get_as(line_tokens, 0, char*), NULL, 16);
767 size = strtoul(xbt_dynar_get_as(line_tokens, xbt_dynar_length(line_tokens) - 2, char *), NULL, 16);
768 //XBT_DEBUG("Add ignore at address %p (size %lu)", address, size);
769 MC_ignore_data_bss(address, size);
773 xbt_dynar_free(&line_tokens);
783 void MC_ignore_heap(void *address, size_t size){
785 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
789 if(mc_heap_comparison_ignore == NULL)
790 mc_heap_comparison_ignore = xbt_dynar_new(sizeof(mc_heap_ignore_region_t), NULL);
792 mc_heap_ignore_region_t region = NULL;
793 region = xbt_new0(s_mc_heap_ignore_region_t, 1);
794 region->address = address;
797 if((address >= std_heap) && (address <= (void*)((char *)std_heap + STD_HEAP_SIZE))){
799 region->block = ((char*)address - (char*)((xbt_mheap_t)std_heap)->heapbase) / BLOCKSIZE + 1;
801 if(((xbt_mheap_t)std_heap)->heapinfo[region->block].type == 0){
802 region->fragment = -1;
804 region->fragment = ((uintptr_t) (ADDR2UINT (address) % (BLOCKSIZE))) >> ((xbt_mheap_t)std_heap)->heapinfo[region->block].type;
809 unsigned int cursor = 0;
810 mc_heap_ignore_region_t current_region;
811 xbt_dynar_foreach(mc_heap_comparison_ignore, cursor, current_region){
812 if(current_region->address > address)
816 xbt_dynar_insert_at(mc_heap_comparison_ignore, cursor, ®ion);
824 void MC_ignore_data_bss(void *address, size_t size){
826 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
830 if(mc_data_bss_comparison_ignore == NULL)
831 mc_data_bss_comparison_ignore = xbt_dynar_new(sizeof(mc_data_bss_ignore_variable_t), NULL);
833 if(xbt_dynar_is_empty(mc_data_bss_comparison_ignore)){
835 mc_data_bss_ignore_variable_t var = NULL;
836 var = xbt_new0(s_mc_data_bss_ignore_variable_t, 1);
837 var->address = address;
840 xbt_dynar_insert_at(mc_data_bss_comparison_ignore, 0, &var);
844 unsigned int cursor = 0;
846 int end = xbt_dynar_length(mc_data_bss_comparison_ignore) - 1;
847 mc_data_bss_ignore_variable_t current_var = NULL;
850 cursor = (start + end) / 2;
851 current_var = (mc_data_bss_ignore_variable_t)xbt_dynar_get_as(mc_data_bss_comparison_ignore, cursor, mc_data_bss_ignore_variable_t);
852 if(current_var->address == address){
858 if(current_var->address < address)
860 if(current_var->address > address)
864 mc_data_bss_ignore_variable_t var = NULL;
865 var = xbt_new0(s_mc_data_bss_ignore_variable_t, 1);
866 var->address = address;
869 if(current_var->address < address)
870 xbt_dynar_insert_at(mc_data_bss_comparison_ignore, cursor + 1, &var);
872 xbt_dynar_insert_at(mc_data_bss_comparison_ignore, cursor, &var);
882 void MC_ignore_stack(const char *var_name, const char *frame){
884 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
888 if(mc_stack_comparison_ignore == NULL)
889 mc_stack_comparison_ignore = xbt_dynar_new(sizeof(mc_stack_ignore_variable_t), NULL);
891 if(xbt_dynar_is_empty(mc_stack_comparison_ignore)){
893 mc_stack_ignore_variable_t var = NULL;
894 var = xbt_new0(s_mc_stack_ignore_variable_t, 1);
895 var->var_name = strdup(var_name);
896 var->frame = strdup(frame);
898 xbt_dynar_insert_at(mc_stack_comparison_ignore, 0, &var);
902 unsigned int cursor = 0;
904 int end = xbt_dynar_length(mc_stack_comparison_ignore) - 1;
905 mc_stack_ignore_variable_t current_var = NULL;
908 cursor = (start + end) / 2;
909 current_var = (mc_stack_ignore_variable_t)xbt_dynar_get_as(mc_stack_comparison_ignore, cursor, mc_stack_ignore_variable_t);
910 if(strcmp(current_var->frame, frame) == 0){
911 if(strcmp(current_var->var_name, var_name) == 0){
917 if(strcmp(current_var->var_name, var_name) < 0)
919 if(strcmp(current_var->var_name, var_name) > 0)
922 if(strcmp(current_var->frame, frame) < 0)
924 if(strcmp(current_var->frame, frame) > 0)
928 mc_stack_ignore_variable_t var = NULL;
929 var = xbt_new0(s_mc_stack_ignore_variable_t, 1);
930 var->var_name = strdup(var_name);
931 var->frame = strdup(frame);
933 if(strcmp(current_var->frame, frame) < 0)
934 xbt_dynar_insert_at(mc_stack_comparison_ignore, cursor + 1, &var);
936 xbt_dynar_insert_at(mc_stack_comparison_ignore, cursor, &var);
947 void MC_new_stack_area(void *stack, char *name, void* context, size_t size){
949 int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
952 if(stacks_areas == NULL)
953 stacks_areas = xbt_dynar_new(sizeof(stack_region_t), NULL);
955 stack_region_t region = NULL;
956 region = xbt_new0(s_stack_region_t, 1);
957 region->address = stack;
958 region->process_name = strdup(name);
959 region->context = context;
961 xbt_dynar_push(stacks_areas, ®ion);
969 /************ DWARF ***********/
971 xbt_dict_t MC_get_location_list(const char *elf_file){
973 char *command = bprintf("objdump -Wo %s", elf_file);
975 FILE *fp = popen(command, "r");
978 perror("popen for objdump failed");
982 int debug = 0; /*Detect if the program has been compiled with -g */
984 xbt_dict_t location_list = xbt_dict_new_homogeneous(NULL);
985 char *line = NULL, *loc_expr = NULL;
989 xbt_dynar_t split = NULL;
991 while ((read = getline(&line, &n, fp)) != -1) {
993 /* Wipeout the new line character */
994 line[read - 1] = '\0';
996 xbt_str_trim(line, NULL);
1001 if(strlen(line) == 0)
1006 if(strncmp(line, elf_file, strlen(elf_file)) == 0)
1009 if(strncmp(line, "Contents", 8) == 0)
1012 if(strncmp(line, "Offset", 6) == 0){
1019 XBT_INFO("Your program must be compiled with -g");
1023 xbt_dynar_t loclist = xbt_dynar_new(sizeof(dw_location_entry_t), NULL);
1025 xbt_str_strip_spaces(line);
1026 split = xbt_str_split(line, " ");
1028 while(read != -1 && strcmp("<End", (char *)xbt_dynar_get_as(split, 1, char *)) != 0){
1030 dw_location_entry_t new_entry = xbt_new0(s_dw_location_entry_t, 1);
1031 new_entry->lowpc = strtoul((char *)xbt_dynar_get_as(split, 1, char *), NULL, 16);
1032 new_entry->highpc = strtoul((char *)xbt_dynar_get_as(split, 2, char *), NULL, 16);
1035 while(cursor_remove < 3){
1036 xbt_dynar_remove_at(split, 0, NULL);
1040 loc_expr = xbt_str_join(split, " ");
1041 xbt_str_ltrim(loc_expr, "(");
1042 xbt_str_rtrim(loc_expr, ")");
1043 new_entry->location = get_location(NULL, loc_expr);
1045 xbt_dynar_push(loclist, &new_entry);
1047 xbt_dynar_free(&split);
1050 read = getline(&line, &n, fp);
1052 line[read - 1] = '\0';
1053 xbt_str_strip_spaces(line);
1054 split = xbt_str_split(line, " ");
1060 char *key = bprintf("%d", (int)strtoul((char *)xbt_dynar_get_as(split, 0, char *), NULL, 16));
1061 xbt_dict_set(location_list, key, loclist, NULL);
1063 xbt_dynar_free(&split);
1071 return location_list;
1074 char *get_libsimgrid_path(){
1076 char *command = bprintf("ldd %s", xbt_binary_name);
1078 FILE *fp = popen(command, "r");
1081 perror("popen for ldd failed");
1090 while((read = getline(&line, &n, fp)) != -1){
1095 /* Wipeout the new line character */
1096 line[read - 1] = '\0';
1098 xbt_str_strip_spaces(line);
1099 xbt_str_ltrim(line, NULL);
1100 split = xbt_str_split(line, " ");
1102 if(strncmp((char *)xbt_dynar_get_as(split, 0, char *), "libsimgrid.so", 13) == 0){
1106 return ((char *)xbt_dynar_get_as(split, 2, char *));
1109 xbt_dynar_free(&split);
1121 static dw_frame_t get_frame_by_offset(xbt_dict_t all_variables, unsigned long int offset){
1123 xbt_dict_cursor_t cursor = NULL;
1127 xbt_dict_foreach(all_variables, cursor, name, res) {
1128 if(offset >= res->start && offset < res->end)
1136 void MC_get_local_variables(const char *elf_file, xbt_dict_t location_list, xbt_dict_t *all_variables){
1138 char *command = bprintf("objdump -Wi %s", elf_file);
1140 FILE *fp = popen(command, "r");
1143 perror("popen for objdump failed");
1145 char *line = NULL, *origin, *abstract_origin, *current_frame = NULL;
1148 int valid_variable = 1;
1149 char *node_type = NULL, *location_type = NULL, *variable_name = NULL, *loc_expr = NULL;
1150 xbt_dynar_t split = NULL, split2 = NULL;
1152 xbt_dict_t variables_origin = xbt_dict_new_homogeneous(NULL);
1153 xbt_dict_t subprograms_origin = xbt_dict_new_homogeneous(NULL);
1154 char *subprogram_name = NULL, *subprogram_start = NULL, *subprogram_end = NULL;
1155 int new_frame = 0, new_variable = 0;
1156 dw_frame_t variable_frame, subroutine_frame = NULL;
1158 read = getline(&line, &n, fp);
1160 while (read != -1) {
1163 read = getline(&line, &n, fp);
1167 /* Wipeout the new line character */
1168 line[read - 1] = '\0';
1170 if(strlen(line) == 0){
1171 read = getline(&line, &n, fp);
1175 xbt_str_ltrim(line, NULL);
1176 xbt_str_strip_spaces(line);
1179 read = getline(&line, &n, fp);
1183 xbt_dynar_free(&split);
1184 split = xbt_str_split(line, " ");
1187 node_type = xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char *);
1189 if(strcmp(node_type, "(DW_TAG_subprogram)") == 0){ /* New frame */
1191 dw_frame_t frame = NULL;
1193 strtok(xbt_dynar_get_as(split, 0, char *), "<");
1194 subprogram_start = strdup(strtok(NULL, "<"));
1195 xbt_str_rtrim(subprogram_start, ">:");
1197 read = getline(&line, &n, fp);
1202 read = getline(&line, &n, fp);
1206 /* Wipeout the new line character */
1207 line[read - 1] = '\0';
1209 if(strlen(line) == 0){
1210 read = getline(&line, &n, fp);
1214 xbt_dynar_free(&split);
1215 xbt_str_rtrim(line, NULL);
1216 xbt_str_strip_spaces(line);
1217 split = xbt_str_split(line, " ");
1219 node_type = xbt_dynar_get_as(split, 1, char *);
1221 if(strncmp(node_type, "DW_AT_", 6) != 0)
1224 if(strcmp(node_type, "DW_AT_sibling") == 0){
1226 subprogram_end = strdup(xbt_dynar_get_as(split, 3, char*));
1227 xbt_str_ltrim(subprogram_end, "<0x");
1228 xbt_str_rtrim(subprogram_end, ">");
1230 }else if(strcmp(node_type, "DW_AT_abstract_origin:") == 0){ /* Frame already in dict */
1233 abstract_origin = strdup(xbt_dynar_get_as(split, 2, char*));
1234 xbt_str_ltrim(abstract_origin, "<0x");
1235 xbt_str_rtrim(abstract_origin, ">");
1236 subprogram_name = (char *)xbt_dict_get_or_null(subprograms_origin, abstract_origin);
1237 frame = xbt_dict_get_or_null(*all_variables, subprogram_name);
1239 }else if(strcmp(node_type, "DW_AT_name") == 0){
1242 free(current_frame);
1243 frame = xbt_new0(s_dw_frame_t, 1);
1244 frame->name = strdup(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char *));
1245 frame->variables = xbt_dict_new_homogeneous(NULL);
1246 frame->frame_base = xbt_new0(s_dw_location_t, 1);
1247 current_frame = strdup(frame->name);
1249 xbt_dict_set(subprograms_origin, subprogram_start, frame->name, NULL);
1251 }else if(strcmp(node_type, "DW_AT_frame_base") == 0){
1253 location_type = xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char *);
1255 if(strcmp(location_type, "list)") == 0){ /* Search location in location list */
1257 frame->frame_base = get_location(location_list, xbt_dynar_get_as(split, 3, char *));
1261 xbt_str_strip_spaces(line);
1262 split2 = xbt_str_split(line, "(");
1263 xbt_dynar_remove_at(split2, 0, NULL);
1264 loc_expr = xbt_str_join(split2, " ");
1265 xbt_str_rtrim(loc_expr, ")");
1266 frame->frame_base = get_location(NULL, loc_expr);
1267 xbt_dynar_free(&split2);
1271 }else if(strcmp(node_type, "DW_AT_low_pc") == 0){
1274 frame->low_pc = (void *)strtoul(xbt_dynar_get_as(split, 3, char *), NULL, 16);
1276 }else if(strcmp(node_type, "DW_AT_high_pc") == 0){
1279 frame->high_pc = (void *)strtoul(xbt_dynar_get_as(split, 3, char *), NULL, 16);
1281 }else if(strcmp(node_type, "DW_AT_MIPS_linkage_name:") == 0){
1284 free(current_frame);
1285 frame->name = strdup(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char *));
1286 current_frame = strdup(frame->name);
1287 xbt_dict_set(subprograms_origin, subprogram_start, frame->name, NULL);
1291 read = getline(&line, &n, fp);
1296 frame->start = strtoul(subprogram_start, NULL, 16);
1297 if(subprogram_end != NULL)
1298 frame->end = strtoul(subprogram_end, NULL, 16);
1299 xbt_dict_set(*all_variables, frame->name, frame, NULL);
1302 free(subprogram_start);
1303 if(subprogram_end != NULL){
1304 free(subprogram_end);
1305 subprogram_end = NULL;
1309 }else if(strcmp(node_type, "(DW_TAG_variable)") == 0){ /* New variable */
1311 dw_local_variable_t var = NULL;
1313 strtok(xbt_dynar_get_as(split, 0, char *), "<");
1314 origin = strdup(strtok(NULL, "<"));
1315 xbt_str_rtrim(origin, ">:");
1317 read = getline(&line, &n, fp);
1322 read = getline(&line, &n, fp);
1326 /* Wipeout the new line character */
1327 line[read - 1] = '\0';
1329 if(strlen(line) == 0){
1330 read = getline(&line, &n, fp);
1334 xbt_dynar_free(&split);
1335 xbt_str_rtrim(line, NULL);
1336 xbt_str_strip_spaces(line);
1337 split = xbt_str_split(line, " ");
1339 node_type = xbt_dynar_get_as(split, 1, char *);
1341 if(strncmp(node_type, "DW_AT_", 6) != 0)
1344 if(strcmp(node_type, "DW_AT_name") == 0){
1347 var = xbt_new0(s_dw_local_variable_t, 1);
1348 var->name = strdup(xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char *));
1350 xbt_dict_set(variables_origin, origin, var->name, NULL);
1352 }else if(strcmp(node_type, "DW_AT_abstract_origin:") == 0){
1355 abstract_origin = xbt_dynar_get_as(split, 2, char *);
1356 xbt_str_ltrim(abstract_origin, "<0x");
1357 xbt_str_rtrim(abstract_origin, ">");
1359 variable_name = (char *)xbt_dict_get_or_null(variables_origin, abstract_origin);
1360 variable_frame = get_frame_by_offset(*all_variables, strtoul(abstract_origin, NULL, 16));
1361 var = xbt_dict_get_or_null(variable_frame->variables, variable_name);
1363 }else if(strcmp(node_type, "DW_AT_location") == 0){
1365 if(valid_variable == 1 && var != NULL){
1367 var->location = xbt_new0(s_dw_location_t, 1);
1369 location_type = xbt_dynar_get_as(split, xbt_dynar_length(split) - 1, char *);
1371 if(strcmp(location_type, "list)") == 0){ /* Search location in location list */
1373 var->location = get_location(location_list, xbt_dynar_get_as(split, 3, char *));
1377 xbt_str_strip_spaces(line);
1378 split2 = xbt_str_split(line, "(");
1379 xbt_dynar_remove_at(split2, 0, NULL);
1380 loc_expr = xbt_str_join(split2, " ");
1381 xbt_str_rtrim(loc_expr, ")");
1382 var->location = get_location(NULL, loc_expr);
1383 xbt_dynar_free(&split2);
1389 }else if(strcmp(node_type, "DW_AT_external") == 0){
1395 read = getline(&line, &n, fp);
1399 if(new_variable == 1 && valid_variable == 1){
1401 variable_frame = xbt_dict_get_or_null(*all_variables, current_frame);
1402 xbt_dict_set(variable_frame->variables, var->name, var, NULL);
1408 }else if(strcmp(node_type, "(DW_TAG_inlined_subroutine)") == 0){
1410 strtok(xbt_dynar_get_as(split, 0, char *), "<");
1411 origin = strdup(strtok(NULL, "<"));
1412 xbt_str_rtrim(origin, ">:");
1414 read = getline(&line, &n, fp);
1418 /* Wipeout the new line character */
1419 line[read - 1] = '\0';
1422 read = getline(&line, &n, fp);
1426 if(strlen(line) == 0){
1427 read = getline(&line, &n, fp);
1431 xbt_dynar_free(&split);
1432 xbt_str_rtrim(line, NULL);
1433 xbt_str_strip_spaces(line);
1434 split = xbt_str_split(line, " ");
1436 if(strncmp(xbt_dynar_get_as(split, 1, char *), "DW_AT_", 6) != 0)
1439 node_type = xbt_dynar_get_as(split, 1, char *);
1441 if(strcmp(node_type, "DW_AT_abstract_origin:") == 0){
1443 origin = xbt_dynar_get_as(split, 2, char *);
1444 xbt_str_ltrim(origin, "<0x");
1445 xbt_str_rtrim(origin, ">");
1447 subprogram_name = (char *)xbt_dict_get_or_null(subprograms_origin, origin);
1448 subroutine_frame = xbt_dict_get_or_null(*all_variables, subprogram_name);
1450 }else if(strcmp(node_type, "DW_AT_low_pc") == 0){
1452 subroutine_frame->low_pc = (void *)strtoul(xbt_dynar_get_as(split, 3, char *), NULL, 16);
1454 }else if(strcmp(node_type, "DW_AT_high_pc") == 0){
1456 subroutine_frame->high_pc = (void *)strtoul(xbt_dynar_get_as(split, 3, char *), NULL, 16);
1459 read = getline(&line, &n, fp);
1465 read = getline(&line, &n, fp);
1471 xbt_dynar_free(&split);
1478 static dw_location_t get_location(xbt_dict_t location_list, char *expr){
1480 dw_location_t loc = xbt_new0(s_dw_location_t, 1);
1482 if(location_list != NULL){
1484 char *key = bprintf("%d", (int)strtoul(expr, NULL, 16));
1485 loc->type = e_dw_loclist;
1486 loc->location.loclist = (xbt_dynar_t)xbt_dict_get_or_null(location_list, key);
1488 XBT_INFO("Key not found in loclist");
1494 char *tok = NULL, *tok2 = NULL;
1496 xbt_dynar_t tokens1 = xbt_str_split(expr, ";");
1497 xbt_dynar_t tokens2;
1499 loc->type = e_dw_compose;
1500 loc->location.compose = xbt_dynar_new(sizeof(dw_location_t), NULL);
1502 while(cursor < xbt_dynar_length(tokens1)){
1504 tok = xbt_dynar_get_as(tokens1, cursor, char*);
1505 tokens2 = xbt_str_split(tok, " ");
1506 tok2 = xbt_dynar_get_as(tokens2, 0, char*);
1508 if(strncmp(tok2, "DW_OP_reg", 9) == 0){
1509 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
1510 new_element->type = e_dw_register;
1511 new_element->location.reg = atoi(strtok(tok2, "DW_OP_reg"));
1512 xbt_dynar_push(loc->location.compose, &new_element);
1513 }else if(strcmp(tok2, "DW_OP_fbreg:") == 0){
1514 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
1515 new_element->type = e_dw_fbregister_op;
1516 new_element->location.fbreg_op = atoi(xbt_dynar_get_as(tokens2, 1, char*));
1517 xbt_dynar_push(loc->location.compose, &new_element);
1518 }else if(strncmp(tok2, "DW_OP_breg", 10) == 0){
1519 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
1520 new_element->type = e_dw_bregister_op;
1521 new_element->location.breg_op.reg = atoi(strtok(tok2, "DW_OP_breg"));
1522 new_element->location.breg_op.offset = atoi(xbt_dynar_get_as(tokens2, 1, char*));
1523 xbt_dynar_push(loc->location.compose, &new_element);
1524 }else if(strncmp(tok2, "DW_OP_lit", 9) == 0){
1525 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
1526 new_element->type = e_dw_lit;
1527 new_element->location.lit = atoi(strtok(tok2, "DW_OP_lit"));
1528 xbt_dynar_push(loc->location.compose, &new_element);
1529 }else if(strcmp(tok2, "DW_OP_piece:") == 0){
1530 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
1531 new_element->type = e_dw_piece;
1532 new_element->location.piece = atoi(xbt_dynar_get_as(tokens2, 1, char*));
1533 /*if(strlen(xbt_dynar_get_as(tokens2, 1, char*)) > 1)
1534 new_element->location.piece = atoi(xbt_dynar_get_as(tokens2, 1, char*));
1536 new_element->location.piece = xbt_dynar_get_as(tokens2, 1, char*)[0] - '0';*/
1537 xbt_dynar_push(loc->location.compose, &new_element);
1538 }else if(strcmp(tok2, "DW_OP_plus_uconst:") == 0){
1539 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
1540 new_element->type = e_dw_plus_uconst;
1541 new_element->location.plus_uconst = atoi(xbt_dynar_get_as(tokens2, 1, char *));
1542 xbt_dynar_push(loc->location.compose, &new_element);
1543 }else if(strcmp(tok, "DW_OP_abs") == 0 ||
1544 strcmp(tok, "DW_OP_and") == 0 ||
1545 strcmp(tok, "DW_OP_div") == 0 ||
1546 strcmp(tok, "DW_OP_minus") == 0 ||
1547 strcmp(tok, "DW_OP_mod") == 0 ||
1548 strcmp(tok, "DW_OP_mul") == 0 ||
1549 strcmp(tok, "DW_OP_neg") == 0 ||
1550 strcmp(tok, "DW_OP_not") == 0 ||
1551 strcmp(tok, "DW_OP_or") == 0 ||
1552 strcmp(tok, "DW_OP_plus") == 0){
1553 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
1554 new_element->type = e_dw_arithmetic;
1555 new_element->location.arithmetic = strdup(strtok(tok2, "DW_OP_"));
1556 xbt_dynar_push(loc->location.compose, &new_element);
1557 }else if(strcmp(tok, "DW_OP_stack_value") == 0){
1558 }else if(strcmp(tok2, "DW_OP_deref_size:") == 0){
1559 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
1560 new_element->type = e_dw_deref;
1561 new_element->location.deref_size = (unsigned int short) atoi(xbt_dynar_get_as(tokens2, 1, char*));
1562 /*if(strlen(xbt_dynar_get_as(tokens, ++cursor, char*)) > 1)
1563 new_element->location.deref_size = atoi(xbt_dynar_get_as(tokens, cursor, char*));
1565 new_element->location.deref_size = xbt_dynar_get_as(tokens, cursor, char*)[0] - '0';*/
1566 xbt_dynar_push(loc->location.compose, &new_element);
1567 }else if(strcmp(tok, "DW_OP_deref") == 0){
1568 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
1569 new_element->type = e_dw_deref;
1570 new_element->location.deref_size = sizeof(void *);
1571 xbt_dynar_push(loc->location.compose, &new_element);
1572 }else if(strcmp(tok2, "DW_OP_constu:") == 0){
1573 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
1574 new_element->type = e_dw_uconstant;
1575 new_element->location.uconstant.bytes = 1;
1576 new_element->location.uconstant.value = (unsigned long int)(atoi(xbt_dynar_get_as(tokens2, 1, char*)));
1577 /*if(strlen(xbt_dynar_get_as(tokens, ++cursor, char*)) > 1)
1578 new_element->location.uconstant.value = (unsigned long int)(atoi(xbt_dynar_get_as(tokens, cursor, char*)));
1580 new_element->location.uconstant.value = (unsigned long int)(xbt_dynar_get_as(tokens, cursor, char*)[0] - '0');*/
1581 xbt_dynar_push(loc->location.compose, &new_element);
1582 }else if(strcmp(tok2, "DW_OP_consts:") == 0){
1583 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
1584 new_element->type = e_dw_sconstant;
1585 new_element->location.sconstant.bytes = 1;
1586 new_element->location.sconstant.value = (long int)(atoi(xbt_dynar_get_as(tokens2, 1, char*)));
1587 xbt_dynar_push(loc->location.compose, &new_element);
1588 }else if(strcmp(tok2, "DW_OP_const1u:") == 0 ||
1589 strcmp(tok2, "DW_OP_const2u:") == 0 ||
1590 strcmp(tok2, "DW_OP_const4u:") == 0 ||
1591 strcmp(tok2, "DW_OP_const8u:") == 0){
1592 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
1593 new_element->type = e_dw_uconstant;
1594 new_element->location.uconstant.bytes = tok2[11] - '0';
1595 new_element->location.uconstant.value = (unsigned long int)(atoi(xbt_dynar_get_as(tokens2, 1, char*)));
1596 /*if(strlen(xbt_dynar_get_as(tokens, ++cursor, char*)) > 1)
1597 new_element->location.constant.value = atoi(xbt_dynar_get_as(tokens, cursor, char*));
1599 new_element->location.constant.value = xbt_dynar_get_as(tokens, cursor, char*)[0] - '0';*/
1600 xbt_dynar_push(loc->location.compose, &new_element);
1601 }else if(strcmp(tok, "DW_OP_const1s") == 0 ||
1602 strcmp(tok, "DW_OP_const2s") == 0 ||
1603 strcmp(tok, "DW_OP_const4s") == 0 ||
1604 strcmp(tok, "DW_OP_const8s") == 0){
1605 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
1606 new_element->type = e_dw_sconstant;
1607 new_element->location.sconstant.bytes = tok2[11] - '0';
1608 new_element->location.sconstant.value = (long int)(atoi(xbt_dynar_get_as(tokens2, 1, char*)));
1609 xbt_dynar_push(loc->location.compose, &new_element);
1611 dw_location_t new_element = xbt_new0(s_dw_location_t, 1);
1612 new_element->type = e_dw_unsupported;
1613 xbt_dynar_push(loc->location.compose, &new_element);
1617 xbt_dynar_free(&tokens2);
1621 xbt_dynar_free(&tokens1);
1630 void print_local_variables(xbt_dict_t list){
1632 dw_location_entry_t entry;
1633 dw_location_t location_entry;
1634 unsigned int cursor3 = 0, cursor4 = 0;
1635 xbt_dict_cursor_t cursor = 0, cursor2 = 0;
1637 char *frame_name, *variable_name;
1638 dw_frame_t current_frame;
1639 dw_local_variable_t current_variable;
1641 xbt_dict_foreach(list, cursor, frame_name, current_frame){
1642 fprintf(stderr, "Frame name : %s\n", current_frame->name);
1643 fprintf(stderr, "Location type : %d\n", current_frame->frame_base->type);
1644 xbt_dict_foreach((xbt_dict_t)current_frame->variables, cursor2, variable_name, current_variable){
1645 fprintf(stderr, "Name : %s\n", current_variable->name);
1646 if(current_variable->location == NULL)
1648 fprintf(stderr, "Location type : %d\n", current_variable->location->type);
1649 switch(current_variable->location->type){
1651 xbt_dynar_foreach(current_variable->location->location.loclist, cursor3, entry){
1652 fprintf(stderr, "Lowpc : %lx, Highpc : %lx,", entry->lowpc, entry->highpc);
1653 switch(entry->location->type){
1654 case e_dw_register :
1655 fprintf(stderr, " Location : in register %d\n", entry->location->location.reg);
1657 case e_dw_bregister_op:
1658 fprintf(stderr, " Location : Add %d to the value in register %d\n", entry->location->location.breg_op.offset, entry->location->location.breg_op.reg);
1661 fprintf(stderr, "Value already kwnown : %d\n", entry->location->location.lit);
1663 case e_dw_fbregister_op:
1664 fprintf(stderr, " Location : %d bytes from logical frame pointer\n", entry->location->location.fbreg_op);
1667 fprintf(stderr, " Location :\n");
1668 xbt_dynar_foreach(entry->location->location.compose, cursor4, location_entry){
1669 switch(location_entry->type){
1670 case e_dw_register :
1671 fprintf(stderr, " %d) in register %d\n", cursor4 + 1, location_entry->location.reg);
1673 case e_dw_bregister_op:
1674 fprintf(stderr, " %d) add %d to the value in register %d\n", cursor4 + 1, location_entry->location.breg_op.offset, location_entry->location.breg_op.reg);
1677 fprintf(stderr, "%d) Value already kwnown : %d\n", cursor4 + 1, location_entry->location.lit);
1679 case e_dw_fbregister_op:
1680 fprintf(stderr, " %d) %d bytes from logical frame pointer\n", cursor4 + 1, location_entry->location.fbreg_op);
1683 fprintf(stderr, " %d) Pop the stack entry and treats it as an address (size of data %d)\n", cursor4 + 1, location_entry->location.deref_size);
1685 case e_dw_arithmetic :
1686 fprintf(stderr, "%d) arithmetic operation : %s\n", cursor4 + 1, location_entry->location.arithmetic);
1689 fprintf(stderr, "%d) The %d byte(s) previous value\n", cursor4 + 1, location_entry->location.piece);
1691 case e_dw_uconstant :
1692 fprintf(stderr, "%d) Unsigned constant %lu\n", cursor4 + 1, location_entry->location.uconstant.value);
1694 case e_dw_sconstant :
1695 fprintf(stderr, "%d) Signed constant %lu\n", cursor4 + 1, location_entry->location.sconstant.value);
1698 fprintf(stderr, "%d) Location type not supported\n", cursor4 + 1);
1704 fprintf(stderr, "Location type not supported\n");
1711 fprintf(stderr, "Location :\n");
1712 xbt_dynar_foreach(current_variable->location->location.compose, cursor4, location_entry){
1713 switch(location_entry->type){
1714 case e_dw_register :
1715 fprintf(stderr, " %d) in register %d\n", cursor4 + 1, location_entry->location.reg);
1717 case e_dw_bregister_op:
1718 fprintf(stderr, " %d) add %d to the value in register %d\n", cursor4 + 1, location_entry->location.breg_op.offset, location_entry->location.breg_op.reg);
1721 fprintf(stderr, "%d) Value already kwnown : %d\n", cursor4 + 1, location_entry->location.lit);
1723 case e_dw_fbregister_op:
1724 fprintf(stderr, " %d) %d bytes from logical frame pointer\n", cursor4 + 1, location_entry->location.fbreg_op);
1727 fprintf(stderr, " %d) Pop the stack entry and treats it as an address (size of data %d)\n", cursor4 + 1, location_entry->location.deref_size);
1729 case e_dw_arithmetic :
1730 fprintf(stderr, "%d) arithmetic operation : %s\n", cursor4 + 1, location_entry->location.arithmetic);
1733 fprintf(stderr, "%d) The %d byte(s) previous value\n", cursor4 + 1, location_entry->location.piece);
1735 case e_dw_uconstant :
1736 fprintf(stderr, "%d) Unsigned constant %lu\n", cursor4 + 1, location_entry->location.uconstant.value);
1738 case e_dw_sconstant :
1739 fprintf(stderr, "%d) Signed constant %lu\n", cursor4 + 1, location_entry->location.sconstant.value);
1742 fprintf(stderr, "%d) Location type not supported\n", cursor4 + 1);
1748 fprintf(stderr, "Location type not supported\n");