-/* Copyright (c) 2012-2013 Da SimGrid Team. All rights reserved. */
+/* Copyright (c) 2012-2013. The SimGrid Team.
+ * All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
void *p2;
}s_pointers_pair_t, *pointers_pair_t;
-xbt_dynar_t compared_pointers;
+__thread xbt_dynar_t compared_pointers;
-static int heap_region_compare(void *d1, void *d2, size_t size);
+/************************** Free functions ****************************/
+/********************************************************************/
-static void stack_region_free(stack_region_t s);
+static void stack_region_free(stack_region_t s){
+ if(s){
+ xbt_free(s->process_name);
+ xbt_free(s);
+ }
+}
+
+static void stack_region_free_voidp(void *s){
+ stack_region_free((stack_region_t) * (void **) s);
+}
+
+static void pointers_pair_free(pointers_pair_t p){
+ xbt_free(p);
+}
+
+static void pointers_pair_free_voidp(void *p){
+ pointers_pair_free((pointers_pair_t) * (void **)p);
+}
-static int compare_local_variables(mc_snapshot_stack_t stack1, mc_snapshot_stack_t stack2, void *heap1, void *heap2);
-static int compare_global_variables(int region_type, mc_mem_region_t r1, mc_mem_region_t r2);
-static int compare_pointer(char *pointer_type, void *addr_pointed1, void *addr_pointed2, int region_size, int region_type);
-static int compare_areas_with_type(void *area1, void *area2, xbt_dict_t types, xbt_dict_t other_types, char *type_id, int region_size, int region_type, void *start_data, int pointer_level);
+/************************** Snapshot comparison *******************************/
+/******************************************************************************/
static int already_compared_pointers(void *p1, void *p2){
cursor = (start + end) / 2;
pair = (pointers_pair_t)xbt_dynar_get_as(compared_pointers, cursor, pointers_pair_t);
if(pair->p1 == p1){
- if(pair->p2 == p2)
+ if(pair->p2 == p2){
+ pointers_pair_free(new_pair);
return;
- else if(pair->p2 < p2)
+ }else if(pair->p2 < p2)
start = cursor + 1;
else
end = cursor - 1;
dw_type_t member, subtype, subsubtype;
int elm_size, i, res, switch_types = 0;
void *addr_pointed1, *addr_pointed2;
- int pointed_area_size1, pointed_area_size2;
switch(type->type){
- case e_dw_base_type:
- case e_dw_enumeration_type:
- case e_dw_union_type:
- return (memcmp(area1, area2, type->size) != 0);
+ case DW_TAG_base_type:
+ case DW_TAG_enumeration_type:
+ case DW_TAG_union_type:
+ return (memcmp(area1, area2, type->byte_size) != 0);
break;
- case e_dw_typedef:
- case e_dw_volatile_type:
+ case DW_TAG_typedef:
+ case DW_TAG_volatile_type:
return compare_areas_with_type(area1, area2, types, other_types, type->dw_type_id, region_size, region_type, start_data, pointer_level);
break;
- case e_dw_const_type: /* Const variable cannot be modified */
+ case DW_TAG_const_type: /* Const variable cannot be modified */
return -1;
break;
- case e_dw_array_type:
+ case DW_TAG_array_type:
subtype = xbt_dict_get_or_null(types, type->dw_type_id);
switch(subtype->type){
- case e_dw_base_type:
- case e_dw_enumeration_type:
- case e_dw_pointer_type:
- case e_dw_structure_type:
- case e_dw_union_type:
- if(subtype->size == 0){ /*declaration of the type, need the complete description */
+ case DW_TAG_base_type:
+ case DW_TAG_enumeration_type:
+ case DW_TAG_pointer_type:
+ case DW_TAG_structure_type:
+ case DW_TAG_union_type:
+ if(subtype->byte_size == 0){ /*declaration of the type, need the complete description */
subtype = xbt_dict_get_or_null(types, get_type_description(types, subtype->name));
if(subtype == NULL){
subtype = xbt_dict_get_or_null(other_types, get_type_description(other_types, subtype->name));
switch_types = 1;
}
}
- elm_size = subtype->size;
+ elm_size = subtype->byte_size;
break;
- case e_dw_typedef:
- case e_dw_volatile_type:
+ case DW_TAG_typedef:
+ case DW_TAG_volatile_type:
subsubtype = xbt_dict_get_or_null(types, subtype->dw_type_id);
- if(subsubtype->size == 0){ /*declaration of the type, need the complete description */
+ if(subsubtype->byte_size == 0){ /*declaration of the type, need the complete description */
subsubtype = xbt_dict_get_or_null(types, get_type_description(types, subsubtype->name));
if(subsubtype == NULL){
subsubtype = xbt_dict_get_or_null(other_types, get_type_description(other_types, subsubtype->name));
switch_types = 1;
}
}
- elm_size = subsubtype->size;
+ elm_size = subsubtype->byte_size;
break;
default :
return 0;
break;
}
- for(i=0; i<type->size; i++){
+ for(i=0; i<type->element_count; i++){
if(switch_types)
res = compare_areas_with_type((char *)area1 + (i*elm_size), (char *)area2 + (i*elm_size), other_types, types, type->dw_type_id, region_size, region_type, start_data, pointer_level);
else
res = compare_areas_with_type((char *)area1 + (i*elm_size), (char *)area2 + (i*elm_size), types, other_types, type->dw_type_id, region_size, region_type, start_data, pointer_level);
- if(res != 0)
+ if(res == 1)
return res;
}
break;
- case e_dw_pointer_type:
- if(type->dw_type_id && ((dw_type_t)xbt_dict_get_or_null(types, type->dw_type_id))->type == e_dw_subroutine_type){
+ case DW_TAG_pointer_type:
+ if(type->dw_type_id && ((dw_type_t)xbt_dict_get_or_null(types, type->dw_type_id))->type == DW_TAG_subroutine_type){
addr_pointed1 = *((void **)(area1));
addr_pointed2 = *((void **)(area2));
return (addr_pointed1 != addr_pointed2);
addr_pointed1 = *((void **)(area1));
addr_pointed2 = *((void **)(area2));
- if((addr_pointed1 == addr_pointed2) && ((pointed_area_size1 = get_pointed_area_size(addr_pointed1, 1)) != (pointed_area_size2 = get_pointed_area_size(addr_pointed2, 2))))
- return -1;
if(addr_pointed1 == NULL && addr_pointed2 == NULL)
return 0;
if(already_compared_pointers(addr_pointed1, addr_pointed2) != -1)
if(type->dw_type_id == NULL)
return (addr_pointed1 != addr_pointed2);
else
- return compare_areas_with_type(addr_pointed1, addr_pointed2, types, other_types, type->dw_type_id, region_size, region_type, start_data, pointer_level);
+ return compare_areas_with_type(addr_pointed1, addr_pointed2, types, other_types, type->dw_type_id, region_size, region_type, start_data, pointer_level);
}else{
- return (addr_pointed1 != addr_pointed2);
+ return (addr_pointed1 != addr_pointed2);
}
}
break;
- case e_dw_structure_type:
+ case DW_TAG_structure_type:
xbt_dynar_foreach(type->members, cursor, member){
res = compare_areas_with_type((char *)area1 + member->offset, (char *)area2 + member->offset, types, other_types, member->dw_type_id, region_size, region_type, start_data, pointer_level);
if(res == 1)
return res;
}
break;
- case e_dw_subroutine_type:
+ case DW_TAG_subroutine_type:
return -1;
break;
default:
static int compare_global_variables(int region_type, mc_mem_region_t r1, mc_mem_region_t r2){
if(!compared_pointers){
- compared_pointers = xbt_dynar_new(sizeof(pointers_pair_t), NULL);
+ compared_pointers = xbt_dynar_new(sizeof(pointers_pair_t), pointers_pair_free_voidp);
MC_ignore_global_variable("compared_pointers");
}else{
xbt_dynar_reset(compared_pointers);
dw_variable_t current_var;
size_t offset;
void *start_data;
+ void* start_data_binary = mc_binary_info->start_data;
+ void* start_data_libsimgrid = mc_libsimgrid_info->start_data;
+ mc_object_info_t object_info = NULL;
+ mc_object_info_t other_object_info = NULL;
if(region_type == 2){
- variables = mc_global_variables_binary;
- types = mc_variables_type_binary;
- other_types = mc_variables_type_libsimgrid;
+ object_info = mc_binary_info;
+ other_object_info = mc_libsimgrid_info;
start_data = start_data_binary;
}else{
- variables = mc_global_variables_libsimgrid;
- types = mc_variables_type_libsimgrid;
- other_types = mc_variables_type_binary;
+ object_info = mc_libsimgrid_info;
+ other_object_info = mc_binary_info;
start_data = start_data_libsimgrid;
}
+ variables = object_info->global_variables;
+ types = object_info->types;
+ other_types = other_object_info->types;
xbt_dynar_foreach(variables, cursor, current_var){
offset = (char *)current_var->address.address - (char *)start_data_libsimgrid;
res = compare_areas_with_type((char *)r1->data + offset, (char *)r2->data + offset, types, other_types, current_var->type_origin, r1->size, region_type, start_data, 0);
- if(res == -1){
- xbt_dynar_cursor_rm(variables, &cursor);
- }else if(res == 1){
- XBT_VERB("Global variable %s is different between snapshots", current_var->name);
+ if(res == 1){
+ XBT_VERB("Global variable %s (%p - %p) is different between snapshots", current_var->name, (char *)r1->data + offset, (char *)r2->data + offset);
+ xbt_dynar_free(&compared_pointers);
+ compared_pointers = NULL;
return 1;
}
}
+
+ xbt_dynar_free(&compared_pointers);
+ compared_pointers = NULL;
+
return 0;
}
static int compare_local_variables(mc_snapshot_stack_t stack1, mc_snapshot_stack_t stack2, void *heap1, void *heap2){
+ void* start_data_binary = mc_binary_info->start_data;
+ void* start_data_libsimgrid = mc_libsimgrid_info->start_data;
if(!compared_pointers){
- compared_pointers = xbt_dynar_new(sizeof(pointers_pair_t), NULL);
+ compared_pointers = xbt_dynar_new(sizeof(pointers_pair_t), pointers_pair_free_voidp);
MC_ignore_global_variable("compared_pointers");
}else{
xbt_dynar_reset(compared_pointers);
if(xbt_dynar_length(stack1->local_variables) != xbt_dynar_length(stack2->local_variables)){
XBT_VERB("Different number of local variables");
+ xbt_dynar_free(&compared_pointers);
+ compared_pointers = NULL;
return 1;
}else{
unsigned int cursor = 0;
while(cursor < xbt_dynar_length(stack1->local_variables)){
current_var1 = (local_variable_t)xbt_dynar_get_as(stack1->local_variables, cursor, local_variable_t);
current_var2 = (local_variable_t)xbt_dynar_get_as(stack2->local_variables, cursor, local_variable_t);
- if(strcmp(current_var1->name, current_var2->name) != 0 || strcmp(current_var1->frame, current_var2->frame) != 0 || current_var1->ip != current_var2->ip)
+ if(strcmp(current_var1->name, current_var2->name) != 0 || strcmp(current_var1->frame, current_var2->frame) != 0 || current_var1->ip != current_var2->ip){
+ xbt_dynar_free(&compared_pointers);
+ XBT_VERB("Different name of variable (%s - %s) or frame (%s - %s) or ip (%lu - %lu)", current_var1->name, current_var2->name, current_var1->frame, current_var2->frame, current_var1->ip, current_var2->ip);
return 1;
+ }
offset1 = (char *)current_var1->address - (char *)std_heap;
offset2 = (char *)current_var2->address - (char *)std_heap;
if(current_var1->region == 1)
- res = compare_areas_with_type( (char *)heap1 + offset1, (char *)heap2 + offset2, mc_variables_type_libsimgrid, mc_variables_type_binary, current_var1->type, 0, 1, start_data_libsimgrid, 0l);
+ res = compare_areas_with_type( (char *)heap1 + offset1, (char *)heap2 + offset2, mc_libsimgrid_info->types, mc_binary_info->types, current_var1->type, 0, 1, start_data_libsimgrid, 0);
else
- res = compare_areas_with_type( (char *)heap1 + offset1, (char *)heap2 + offset2, mc_variables_type_binary, mc_variables_type_libsimgrid, current_var1->type, 0, 2, start_data_binary, 0l);
+ res = compare_areas_with_type( (char *)heap1 + offset1, (char *)heap2 + offset2, mc_binary_info->types, mc_libsimgrid_info->types, current_var1->type, 0, 2, start_data_binary, 0);
if(res == 1){
- XBT_VERB("Local variable %s (%p - %p) in frame %s is different between snapshots", current_var1->name, (char *)heap1 + offset1, (char *)heap2 + offset2, current_var1->frame);
+ XBT_VERB("Local variable %s (%p - %p) in frame %s is different between snapshots", current_var1->name,(char *)heap1 + offset1, (char *)heap2 + offset2, current_var1->frame);
+ xbt_dynar_free(&compared_pointers);
+ compared_pointers = NULL;
return res;
}
cursor++;
}
+ xbt_dynar_free(&compared_pointers);
+ compared_pointers = NULL;
return 0;
}
}
+int snapshot_compare(void *state1, void *state2){
-static int heap_region_compare(void *d1, void *d2, size_t size){
-
- size_t i = 0;
+ mc_snapshot_t s1, s2;
+ int num1, num2;
- for(i=0; i<size; i++){
- if(memcmp(((char *)d1) + i, ((char *)d2) + i, 1) != 0){
- if(XBT_LOG_ISENABLED(mc_compare, xbt_log_priority_verbose)){
- XBT_VERB("Different byte (offset=%zu) (%p - %p) in heap region", i, (char *)d1 + i, (char *)d2 + i);
- }
+ if(_sg_mc_property_file && _sg_mc_property_file[0] != '\0'){ /* Liveness MC */
+ s1 = ((mc_visited_pair_t)state1)->graph_state->system_state;
+ s2 = ((mc_visited_pair_t)state2)->graph_state->system_state;
+ num1 = ((mc_visited_pair_t)state1)->num;
+ num2 = ((mc_visited_pair_t)state2)->num;
+ /* Firstly compare automaton state */
+ /*if(xbt_automaton_state_compare(((mc_pair_t)state1)->automaton_state, ((mc_pair_t)state2)->automaton_state) != 0)
return 1;
- }
- }
-
- return 0;
-}
-
-static void stack_region_free(stack_region_t s){
- if(s){
- xbt_free(s->process_name);
- xbt_free(s);
+ if(xbt_automaton_propositional_symbols_compare_value(((mc_pair_t)state1)->atomic_propositions, ((mc_pair_t)state2)->atomic_propositions) != 0)
+ return 1;*/
+ }else{ /* Safety MC */
+ s1 = ((mc_visited_state_t)state1)->system_state;
+ s2 = ((mc_visited_state_t)state2)->system_state;
+ num1 = ((mc_visited_state_t)state1)->num;
+ num2 = ((mc_visited_state_t)state2)->num;
}
-}
-
-void stack_region_free_voidp(void *s){
- stack_region_free((stack_region_t) * (void **) s);
-}
-
-int SIMIX_pre_mc_compare_snapshots(smx_simcall_t simcall,
- mc_snapshot_t s1, mc_snapshot_t s2){
- return snapshot_compare(s1, s2);
-}
-
-int snapshot_compare(mc_snapshot_t s1, mc_snapshot_t s2){
- int raw_mem = (mmalloc_get_current_heap() == raw_heap);
-
- MC_SET_RAW_MEM;
-
int errors = 0;
+ int res_init;
xbt_os_timer_t global_timer = xbt_os_timer_new();
xbt_os_timer_t timer = xbt_os_timer_new();
xbt_os_walltimer_stop(timer);
mc_comp_times->stacks_sizes_comparison_time = xbt_os_timer_elapsed(timer);
}
- XBT_DEBUG("Different size used in stacks : %zu - %zu", size_used1, size_used2);
+ XBT_DEBUG("(%d - %d) Different size used in stacks : %zu - %zu", num1, num2, size_used1, size_used2);
errors++;
is_diff = 1;
#else
#ifdef MC_VERBOSE
- XBT_VERB("Different size used in stacks : %zu - %zu", size_used1, size_used2);
+ XBT_VERB("(%d - %d) Different size used in stacks : %zu - %zu", num1, num2, size_used1, size_used2);
#endif
+ xbt_os_walltimer_stop(timer);
xbt_os_timer_free(timer);
xbt_os_walltimer_stop(global_timer);
mc_snapshot_comparison_time = xbt_os_timer_elapsed(global_timer);
xbt_os_timer_free(global_timer);
- if(!raw_mem)
- MC_UNSET_RAW_MEM;
-
return 1;
#endif
}
XBT_VERB("Different hash of global variables : %s - %s", s1->hash_global, s2->hash_global);
#endif
+ xbt_os_walltimer_stop(timer);
xbt_os_timer_free(timer);
xbt_os_walltimer_stop(global_timer);
mc_snapshot_comparison_time = xbt_os_timer_elapsed(global_timer);
xbt_os_timer_free(global_timer);
-
- if(!raw_mem)
- MC_UNSET_RAW_MEM;
return 1;
#endif
XBT_VERB("Different hash of local variables : %s - %s", s1->hash_local, s2->hash_local);
#endif
+ xbt_os_walltimer_stop(timer);
xbt_os_timer_free(timer);
xbt_os_walltimer_stop(global_timer);
mc_snapshot_comparison_time = xbt_os_timer_elapsed(global_timer);
xbt_os_timer_free(global_timer);
-
- if(!raw_mem)
- MC_UNSET_RAW_MEM;
-
+
return 1;
#endif
}
#endif
/* Init heap information used in heap comparison algorithm */
- init_heap_information((xbt_mheap_t)s1->regions[0]->data, (xbt_mheap_t)s2->regions[0]->data, s1->to_ignore, s2->to_ignore);
+ res_init = init_heap_information((xbt_mheap_t)s1->regions[0]->data, (xbt_mheap_t)s2->regions[0]->data, s1->to_ignore, s2->to_ignore);
+ if(res_init == -1){
+ #ifdef MC_DEBUG
+ XBT_DEBUG("(%d - %d) Different heap information", num1, num2);
+ errors++;
+ #else
+ #ifdef MC_VERBOSE
+ XBT_VERB("(%d - %d) Different heap information", num1, num2);
+ #endif
+
+ xbt_os_walltimer_stop(global_timer);
+ mc_snapshot_comparison_time = xbt_os_timer_elapsed(global_timer);
+ xbt_os_timer_free(global_timer);
+
+ return 1;
+ #endif
+ }
+
+ #ifdef MC_DEBUG
+ xbt_os_walltimer_start(timer);
+ #endif
/* Stacks comparison */
unsigned int cursor = 0;
xbt_os_walltimer_stop(timer);
mc_comp_times->stacks_comparison_time = xbt_os_timer_elapsed(timer);
}
- XBT_DEBUG("Different local variables between stacks %d", cursor + 1);
+ XBT_DEBUG("(%d - %d) Different local variables between stacks %d", num1, num2, cursor + 1);
errors++;
is_diff = 1;
#else
#ifdef MC_VERBOSE
- XBT_VERB("Different local variables between stacks %d", cursor + 1);
+ XBT_VERB("(%d - %d) Different local variables between stacks %d", num1, num2, cursor + 1);
#endif
reset_heap_information();
+ xbt_os_walltimer_stop(timer);
xbt_os_timer_free(timer);
xbt_os_walltimer_stop(global_timer);
mc_snapshot_comparison_time = xbt_os_timer_elapsed(global_timer);
xbt_os_timer_free(global_timer);
-
- if(!raw_mem)
- MC_UNSET_RAW_MEM;
-
+
return 1;
#endif
}
#ifdef MC_DEBUG
xbt_os_walltimer_stop(timer);
mc_comp_times->binary_global_variables_comparison_time = xbt_os_timer_elapsed(timer);
- XBT_DEBUG("Different global variables in binary");
+ XBT_DEBUG("(%d - %d) Different global variables in binary", num1, num2);
errors++;
#else
#ifdef MC_VERBOSE
- XBT_VERB("Different global variables in binary");
+ XBT_VERB("(%d - %d) Different global variables in binary", num1, num2);
#endif
reset_heap_information();
+ xbt_os_walltimer_stop(timer);
xbt_os_timer_free(timer);
xbt_os_walltimer_stop(global_timer);
mc_snapshot_comparison_time = xbt_os_timer_elapsed(global_timer);
xbt_os_timer_free(global_timer);
-
- if(!raw_mem)
- MC_UNSET_RAW_MEM;
return 1;
#endif
#ifdef MC_DEBUG
xbt_os_walltimer_stop(timer);
mc_comp_times->libsimgrid_global_variables_comparison_time = xbt_os_timer_elapsed(timer);
- XBT_DEBUG("Different global variables in libsimgrid");
+ XBT_DEBUG("(%d - %d) Different global variables in libsimgrid", num1, num2);
errors++;
#else
#ifdef MC_VERBOSE
- XBT_VERB("Different global variables in libsimgrid");
+ XBT_VERB("(%d - %d) Different global variables in libsimgrid", num1, num2);
#endif
reset_heap_information();
+ xbt_os_walltimer_stop(timer);
xbt_os_timer_free(timer);
xbt_os_walltimer_stop(global_timer);
mc_snapshot_comparison_time = xbt_os_timer_elapsed(global_timer);
xbt_os_timer_free(global_timer);
-
- if(!raw_mem)
- MC_UNSET_RAW_MEM;
return 1;
#endif
}
-
+
#ifdef MC_DEBUG
xbt_os_walltimer_start(timer);
#endif
/* Compare heap */
- if(mmalloc_compare_heap((xbt_mheap_t)s1->regions[0]->data, (xbt_mheap_t)s2->regions[0]->data) > 0){
+ if(mmalloc_compare_heap((xbt_mheap_t)s1->regions[0]->data,
+ (xbt_mheap_t)s2->regions[0]->data,
+ mc_libsimgrid_info->types,
+ mc_binary_info->types) > 0){
#ifdef MC_DEBUG
xbt_os_walltimer_stop(timer);
mc_comp_times->heap_comparison_time = xbt_os_timer_elapsed(timer);
- XBT_DEBUG("Different heap (mmalloc_compare)");
+ XBT_DEBUG("(%d - %d) Different heap (mmalloc_compare)", num1, num2);
errors++;
#else
-
- xbt_os_timer_free(timer);
#ifdef MC_VERBOSE
- XBT_VERB("Different heap (mmalloc_compare)");
+ XBT_VERB("(%d - %d) Different heap (mmalloc_compare)", num1, num2);
#endif
reset_heap_information();
+ xbt_os_walltimer_stop(timer);
+ xbt_os_timer_free(timer);
xbt_os_walltimer_stop(global_timer);
mc_snapshot_comparison_time = xbt_os_timer_elapsed(global_timer);
xbt_os_timer_free(global_timer);
- if(!raw_mem)
- MC_UNSET_RAW_MEM;
-
return 1;
#endif
}else{
}
reset_heap_information();
-
+
+ xbt_os_walltimer_stop(timer);
xbt_os_timer_free(timer);
#ifdef MC_VERBOSE
print_comparison_times();
#endif
- if(!raw_mem)
- MC_UNSET_RAW_MEM;
-
return errors > 0;
}
-int MC_compare_snapshots(void *s1, void *s2){
-
- MC_ignore_local_variable("self", "simcall_BODY_mc_snapshot");
-
- return simcall_mc_compare_snapshots(s1, s2);
-
-}
+/***************************** Statistics *****************************/
+/*******************************************************************/
void print_comparison_times(){
XBT_DEBUG("*** Comparison times ***");
XBT_DEBUG("- Heap : %f", mc_comp_times->heap_comparison_time);
XBT_DEBUG("- Stacks : %f", mc_comp_times->stacks_comparison_time);
}
+
+/**************************** MC snapshot compare simcall **************************/
+/***********************************************************************************/
+
+int SIMIX_pre_mc_compare_snapshots(smx_simcall_t simcall,
+ mc_snapshot_t s1, mc_snapshot_t s2){
+ return snapshot_compare(s1, s2);
+}
+
+int MC_compare_snapshots(void *s1, void *s2){
+
+ MC_ignore_local_variable("self", "simcall_BODY_mc_snapshot");
+ return simcall_mc_compare_snapshots(s1, s2);
+
+}