#include <boost/unordered_set.hpp>
#include "internal_config.h"
+#include "mc_object_info.h"
+#include "mc_safety.h"
+#include "mc_liveness.h"
#include "mc_private.h"
#ifdef HAVE_SMPI
#include "xbt/mmalloc.h"
#include "xbt/mmalloc/mmprivate.h"
+#include <xbt/probes.h>
+
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mc_compare, mc,
"Logging specific to mc_compare");
mc_snapshot_t snapshot2)
{
xbt_assert(r1 && r2, "Missing region.");
+
+#ifdef HAVE_SMPI
+ if (r1->storage_type == MC_REGION_STORAGE_TYPE_PRIVATIZED) {
+ xbt_assert(process_index >= 0);
+ if (r2->storage_type != MC_REGION_STORAGE_TYPE_PRIVATIZED) {
+ return 1;
+ }
+
+ size_t process_count = smpi_process_count();
+ xbt_assert(process_count == r1->privatized.regions_count
+ && process_count == r2->privatized.regions_count);
+
+ // Compare the global variables separately for each simulates process:
+ for (size_t process_index = 0; process_index < process_count; process_index++) {
+ int is_diff = compare_global_variables(object_info, process_index,
+ r1->privatized.regions[process_index], r2->privatized.regions[process_index],
+ snapshot1, snapshot2);
+ if (is_diff) return 1;
+ }
+ return 0;
+ }
+#else
+ xbt_assert(r1->storage_type != MC_REGION_STORAGE_TYPE_PRIVATIZED);
+#endif
+ xbt_assert(r2->storage_type != MC_REGION_STORAGE_TYPE_PRIVATIZED);
+
struct mc_compare_state state;
xbt_dynar_t variables;
(char *) current_var->address, snapshot2, r2,
bvariable_type, 0);
if (res == 1) {
+ XBT_TRACE3(mc, global_diff, -1, -1, current_var->name);
XBT_VERB("Global variable %s (%p) is different between snapshots",
current_var->name, (char *) current_var->address);
return 1;
if (res == 1) {
// TODO, fix current_varX->subprogram->name to include name if DW_TAG_inlined_subprogram
+ XBT_TRACE3(mc, local_diff, -1, -1, current_var1->name);
XBT_VERB
("Local variable %s (%p - %p) in frame %s is different between snapshots",
current_var1->name, current_var1->address, current_var2->address,
int snapshot_compare(void *state1, void *state2)
{
-
mc_snapshot_t s1, s2;
int num1, num2;
if (_sg_mc_hash) {
hash_result = (s1->hash != s2->hash);
if (hash_result) {
+ XBT_TRACE2(mc, hash_diff, num1, num2);
XBT_VERB("(%d - %d) Different hash : 0x%" PRIx64 "--0x%" PRIx64, num1,
num2, s1->hash, s2->hash);
#ifndef MC_DEBUG
unsigned int cursor;
int pid;
xbt_dynar_foreach(s1->enabled_processes, cursor, pid){
- if(!xbt_dynar_member(s2->enabled_processes, &pid))
+ if(!xbt_dynar_member(s2->enabled_processes, &pid)) {
+ //XBT_TRACE3(mc, state_diff, num1, num2, "Different enabled processes");
XBT_VERB("(%d - %d) Different enabled processes", num1, num2);
+ // return 1; ??
+ }
}
unsigned long i = 0;
XBT_VERB("(%d - %d) Different size used in stacks : %zu - %zu", num1,
num2, size_used1, size_used2);
#endif
+ XBT_TRACE3(mc, state_diff, num1, num2, "Different stack size");
xbt_os_walltimer_stop(timer);
xbt_os_timer_free(timer);
errors++;
#else
#ifdef MC_VERBOSE
+ XBT_TRACE3(mc, state_diff, num1, num2, "Different heap information");
XBT_VERB("(%d - %d) Different heap information", num1, num2);
#endif
else diff_local =
compare_local_variables(stack1->process_index, s1, s2, stack1, stack2);
if (diff_local > 0) {
+ XBT_TRACE3(mc, state_diff, num1, num2, "Different local variables");
#ifdef MC_DEBUG
if (is_diff == 0) {
xbt_os_walltimer_stop(timer);
};
#endif
- mc_object_info_t object_infos[] = { NULL, mc_libsimgrid_info, mc_binary_info };
+ size_t regions_count = s1->snapshot_regions_count;
+ // TODO, raise a difference instead?
+ xbt_assert(regions_count == s2->snapshot_regions_count);
+
+ for (size_t k = 0; k != regions_count; ++k) {
+ mc_mem_region_t region1 = s1->snapshot_regions[k];
+ mc_mem_region_t region2 = s2->snapshot_regions[k];
+
+ // Preconditions:
+ if (region1->region_type != MC_REGION_TYPE_DATA)
+ continue;
- int k = 0;
- for (k = 2; k != 0; --k) {
+ xbt_assert(region1->region_type == region2->region_type);
+ xbt_assert(region1->object_info == region2->object_info);
+
+ xbt_assert(region1->object_info);
#ifdef MC_DEBUG
if (is_diff == 0)
xbt_os_walltimer_stop(timer);
#endif
/* Compare global variables */
-#ifdef HAVE_SMPI
- if (object_infos[k] == mc_binary_info && smpi_privatize_global_variables) {
- // Compare the global variables separately for each simulates process:
- for (int process_index = 0; process_index < smpi_process_count(); process_index++) {
- is_diff =
- compare_global_variables(object_infos[k], process_index,
- s1->privatization_regions[process_index], s2->privatization_regions[process_index], s1, s2);
- if (is_diff) break;
- }
- }
- else
-#endif
- is_diff =
- compare_global_variables(object_infos[k], MC_NO_PROCESS_INDEX, s1->regions[k], s2->regions[k], s1, s2);
+ is_diff =
+ compare_global_variables(region1->object_info, MC_NO_PROCESS_INDEX,
+ region1, region2,
+ s1, s2);
if (is_diff != 0) {
+ XBT_TRACE3(mc, state_diff, num1, num2, "Different global variables");
#ifdef MC_DEBUG
xbt_os_walltimer_stop(timer);
*times[k] = xbt_os_timer_elapsed(timer);
/* Compare heap */
if (mmalloc_compare_heap(s1, s2) > 0) {
+ XBT_TRACE3(mc, state_diff, num1, num2, "Different heap");
#ifdef MC_DEBUG
xbt_os_walltimer_stop(timer);
/**************************** MC snapshot compare simcall **************************/
/***********************************************************************************/
-int SIMIX_pre_mc_compare_snapshots(smx_simcall_t simcall,
+int simcall_HANDLER_mc_compare_snapshots(smx_simcall_t simcall,
mc_snapshot_t s1, mc_snapshot_t s2)
{
return snapshot_compare(s1, s2);