X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/23f5bf52cc58cf837840f231cf638e9fcd45097b..247d96de592ac1fcd59411032c6528f238764516:/src/mc/mc_global.c

diff --git a/src/mc/mc_global.c b/src/mc/mc_global.c
index 8108d3d05d..9f7ae0fb8f 100644
--- a/src/mc/mc_global.c
+++ b/src/mc/mc_global.c
@@ -63,19 +63,34 @@ void _mc_cfg_cb_timeout(const char *name, int pos) {
   xbt_cfg_set_int(_surf_cfg_set,"model-check",1);
 }
 
+void _mc_cfg_cb_max_depth(const char *name, int pos) {
+  if (_surf_init_status && !_surf_do_model_check) {
+    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.");
+  }
+  _surf_mc_max_depth= xbt_cfg_get_int(_surf_cfg_set, name);
+  xbt_cfg_set_int(_surf_cfg_set,"model-check",1);
+}
+
+void _mc_cfg_cb_stateful(const char *name, int pos) {
+  if (_surf_init_status && !_surf_do_model_check) {
+    xbt_die("You are trying to change stateful mode 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.");
+  }
+  _surf_mc_stateful= xbt_cfg_get_int(_surf_cfg_set, name);
+  xbt_cfg_set_int(_surf_cfg_set,"model-check",1);
+}
+
 
 /* MC global data structures */
 
 mc_state_t mc_current_state = NULL;
 char mc_replay_mode = FALSE;
 double *mc_time = NULL;
-mc_snapshot_t initial_snapshot = NULL;
-int raw_mem_set;
 
 /* Safety */
 
 xbt_fifo_t mc_stack_safety = NULL;
 mc_stats_t mc_stats = NULL;
+mc_global_t initial_state_safety = NULL;
 
 /* Liveness */
 
@@ -107,7 +122,7 @@ void MC_do_the_modelcheck_for_real() {
       mc_reduce_kind=e_mc_reduce_dpor;
 
     XBT_INFO("Check a safety property");
-    MC_modelcheck();
+    MC_modelcheck_safety();
 
   } else  {
 
@@ -120,62 +135,14 @@ void MC_do_the_modelcheck_for_real() {
   }
 }
 
-/**
- *  \brief Initialize the model-checker data structures
- */
-void MC_init_safety(void)
-{
-
-  raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
-
-  /* Check if MC is already initialized */
-  if (initial_snapshot)
-    return;
-
-  mc_time = xbt_new0(double, simix_process_maxpid);
-
-  /* Initialize the data structures that must be persistent across every
-     iteration of the model-checker (in RAW memory) */
-  
-  MC_SET_RAW_MEM;
-
-  /* Initialize statistics */
-  mc_stats = xbt_new0(s_mc_stats_t, 1);
-  mc_stats->state_size = 1;
-
-  /* Create exploration stack */
-  mc_stack_safety = xbt_fifo_new();
-
-  MC_UNSET_RAW_MEM;
-
-  MC_dpor_init();
-
-  MC_SET_RAW_MEM;
-  /* Save the initial state */
-  initial_snapshot = xbt_new0(s_mc_snapshot_t, 1);
-  MC_take_snapshot(initial_snapshot);
-  MC_UNSET_RAW_MEM;
-
-  if(raw_mem_set)
-    MC_SET_RAW_MEM;
-  
-}
 
 void MC_compare(void){
   compare = 1;
 }
 
+void MC_init(){
 
-void MC_modelcheck(void)
-{
-  MC_init_safety();
-  MC_dpor();
-  MC_exit();
-}
-
-void MC_init_liveness(){
-
-  raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
+  int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
   
   mc_time = xbt_new0(double, simix_process_maxpid);
 
@@ -203,8 +170,6 @@ void MC_init_liveness(){
   xbt_dict_t libsimgrid_location_list = MC_get_location_list(ls_path);
   MC_get_local_variables(ls_path, libsimgrid_location_list, &mc_local_variables);
 
-  initial_state_liveness = xbt_new0(s_mc_global_t, 1);
-
   MC_UNSET_RAW_MEM;
 
   MC_init_memory_map_info();
@@ -218,22 +183,71 @@ void MC_init_liveness(){
 
 }
 
+void MC_modelcheck_safety(void)
+{
+  int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
+
+  /* Check if MC is already initialized */
+  if (initial_state_safety)
+    return;
+
+  mc_time = xbt_new0(double, simix_process_maxpid);
+
+  /* Initialize the data structures that must be persistent across every
+     iteration of the model-checker (in RAW memory) */
+  
+  MC_SET_RAW_MEM;
+
+  /* Initialize statistics */
+  mc_stats = xbt_new0(s_mc_stats_t, 1);
+  mc_stats->state_size = 1;
+
+  /* Create exploration stack */
+  mc_stack_safety = xbt_fifo_new();
+
+  MC_UNSET_RAW_MEM;
+
+  if(_surf_mc_stateful > 0){
+    MC_init();
+  }else{
+    MC_init_memory_map_info();
+    get_libsimgrid_plt_section();
+    get_binary_plt_section();
+  }
+
+  MC_dpor_init();
+
+  MC_SET_RAW_MEM;
+  /* Save the initial state */
+  initial_state_safety = xbt_new0(s_mc_global_t, 1);
+  initial_state_safety->snapshot = MC_take_snapshot();
+  //MC_take_snapshot(initial_snapshot);
+  MC_UNSET_RAW_MEM;
+
+  if(raw_mem_set)
+    MC_SET_RAW_MEM;
+
+  MC_dpor();
+
+  MC_exit();
+}
+
 void MC_modelcheck_liveness(){
 
-  raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
+  int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
 
-  MC_init_liveness();
+  MC_init();
  
   MC_SET_RAW_MEM;
   
   /* Initialize statistics */
   mc_stats_pair = xbt_new0(s_mc_stats_pair_t, 1);
 
-  XBT_DEBUG("Creating stack");
-
   /* Create exploration stack */
   mc_stack_liveness = xbt_fifo_new();
 
+  initial_state_liveness = xbt_new0(s_mc_global_t, 1);
+
   MC_UNSET_RAW_MEM;
 
   MC_ddfs_init();
@@ -242,6 +256,9 @@ void MC_modelcheck_liveness(){
   MC_print_statistics_pairs(mc_stats_pair);
   xbt_free(mc_time);
 
+  if(raw_mem_set)
+    MC_SET_RAW_MEM;
+
 }
 
 
@@ -315,7 +332,7 @@ void MC_replay(xbt_fifo_t stack, int start)
 
   if(start == -1){
     /* Restore the initial state */
-    MC_restore_snapshot(initial_snapshot);
+    MC_restore_snapshot(initial_state_safety->snapshot);
     /* At the moment of taking the snapshot the raw heap was set, so restoring
      * it will set it back again, we have to unset it to continue  */
     MC_UNSET_RAW_MEM;
@@ -370,7 +387,7 @@ void MC_replay(xbt_fifo_t stack, int start)
 void MC_replay_liveness(xbt_fifo_t stack, int all_stack)
 {
 
-  int raw_mem = (mmalloc_get_current_heap() == raw_heap);
+  initial_state_liveness->raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
 
   int value;
   char *req_str;
@@ -383,11 +400,12 @@ void MC_replay_liveness(xbt_fifo_t stack, int all_stack)
   XBT_DEBUG("**** Begin Replay ****");
 
   /* Restore the initial state */
-  MC_restore_snapshot(initial_state_liveness->initial_snapshot);
+  MC_restore_snapshot(initial_state_liveness->snapshot);
+
   /* At the moment of taking the snapshot the raw heap was set, so restoring
    * it will set it back again, we have to unset it to continue  */
-  
-  MC_UNSET_RAW_MEM;
+  if(!initial_state_liveness->raw_mem_set)
+    MC_UNSET_RAW_MEM;
 
   if(all_stack){
 
@@ -473,7 +491,7 @@ void MC_replay_liveness(xbt_fifo_t stack, int all_stack)
 
   XBT_DEBUG("**** End Replay ****");
 
-  if(raw_mem)
+  if(initial_state_liveness->raw_mem_set)
     MC_SET_RAW_MEM;
   else
     MC_UNSET_RAW_MEM;
@@ -488,7 +506,7 @@ void MC_replay_liveness(xbt_fifo_t stack, int all_stack)
 void MC_dump_stack_safety(xbt_fifo_t stack)
 {
   
-  raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
+  int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
 
   MC_show_stack_safety(stack);
 
@@ -571,7 +589,7 @@ void MC_show_stack_liveness(xbt_fifo_t stack){
 
 void MC_dump_stack_liveness(xbt_fifo_t stack){
 
-  raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
+  int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
 
   mc_pair_stateless_t pair;
 
@@ -605,6 +623,9 @@ void MC_print_statistics_pairs(mc_stats_pair_t stats)
   //XBT_INFO("Executed transitions = %lu", stats->executed_transitions);
   XBT_INFO("Expanded / Visited = %lf",
            (double) stats->visited_pairs / stats->expanded_pairs);
+
+  if(mmalloc_get_current_heap() == raw_heap)
+    MC_UNSET_RAW_MEM;
 }
 
 void MC_assert(int prop)
@@ -652,7 +673,7 @@ double MC_process_clock_get(smx_process_t process)
 
 void MC_automaton_load(const char *file){
 
-  raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
+  int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
 
   MC_SET_RAW_MEM;
 
@@ -670,7 +691,7 @@ void MC_automaton_load(const char *file){
 
 void MC_automaton_new_propositional_symbol(const char* id, void* fct) {
 
-  raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
+  int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
 
   MC_SET_RAW_MEM;
 
@@ -690,7 +711,7 @@ void MC_automaton_new_propositional_symbol(const char* id, void* fct) {
 
 void MC_ignore_heap(void *address, size_t size){
 
-  raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
+  int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
 
   MC_SET_RAW_MEM;
   
@@ -731,7 +752,7 @@ void MC_ignore_heap(void *address, size_t size){
 
 void MC_ignore_data_bss(void *address, size_t size){
 
-  raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
+  int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
 
   MC_SET_RAW_MEM;
   
@@ -789,7 +810,7 @@ void MC_ignore_data_bss(void *address, size_t size){
 
 void MC_ignore_stack(const char *var_name, const char *frame){
   
-  raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
+  int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
 
   MC_SET_RAW_MEM;
 
@@ -854,7 +875,7 @@ void MC_ignore_stack(const char *var_name, const char *frame){
 
 void MC_new_stack_area(void *stack, char *name, void* context, size_t size){
 
-  raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
+  int raw_mem_set = (mmalloc_get_current_heap() == raw_heap);
 
   MC_SET_RAW_MEM;
   if(stacks_areas == NULL)