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Need a cast here.
[simgrid.git] / src / mc / mc_liveness.c
index 01d0124..efc9d49 100644 (file)
@@ -1,5 +1,10 @@
-#include "private.h"
-#include "unistd.h"
+/* Copyright (c) 2008-2012 Da 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. */
+
+#include "mc_private.h"
+#include <unistd.h>
 
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mc_liveness, mc,
                                 "Logging specific to algorithms for liveness properties verification");
@@ -10,6 +15,8 @@ xbt_dynar_t visited_pairs;
 xbt_dynar_t visited_pairs_hash;
 xbt_dynar_t successors;
 
+xbt_dynar_t hosts_table;
+
 
 /* fast implementation of djb2 algorithm */
 unsigned int hash_region(char *str, int str_len){
@@ -30,7 +37,7 @@ int snapshot_compare(mc_snapshot_t s1, mc_snapshot_t s2){
 
   
   if(s1->num_reg != s2->num_reg){
-    XBT_DEBUG("Different num_reg (s1 = %d, s2 = %d)", s1->num_reg, s2->num_reg);
+    XBT_DEBUG("Different num_reg (s1 = %u, s2 = %u)", s1->num_reg, s2->num_reg);
     return 1;
   }
 
@@ -49,7 +56,7 @@ int snapshot_compare(mc_snapshot_t s1, mc_snapshot_t s2){
     }
 
     switch(s1->regions[i]->type){
-    case 0:
+      case 0:
       if(s1->regions[i]->size != s2->regions[i]->size){
        if(XBT_LOG_ISENABLED(mc_liveness, xbt_log_priority_debug)){
          XBT_DEBUG("Different size of heap (s1 = %zu, s2 = %zu)", s1->regions[i]->size, s2->regions[i]->size);
@@ -75,7 +82,7 @@ int snapshot_compare(mc_snapshot_t s1, mc_snapshot_t s2){
        }
       }
       break;
-    case 1 :
+      /*case 1 :
       if(s1->regions[i]->size != s2->regions[i]->size){
        if(XBT_LOG_ISENABLED(mc_liveness, xbt_log_priority_debug)){
          XBT_DEBUG("Different size of libsimgrid (s1 = %zu, s2 = %zu)", s1->regions[i]->size, s2->regions[i]->size);
@@ -95,74 +102,20 @@ int snapshot_compare(mc_snapshot_t s1, mc_snapshot_t s2){
       if(memcmp(s1->regions[i]->data, s2->regions[i]->data, s1->regions[i]->size) != 0){
        if(XBT_LOG_ISENABLED(mc_liveness, xbt_log_priority_debug)){
          XBT_DEBUG("Different memcmp for data in libsimgrid");
+         XBT_DEBUG("Size : %zu", s1->regions[i]->size);
          errors++;
        }else{
          return 1;
        }
       }
-      break;
-      /*case 2:
-      if(s1->regions[i]->size != s2->regions[i]->size){
-       if(XBT_LOG_ISENABLED(mc_liveness, xbt_log_priority_debug)){
-         XBT_DEBUG("Different size of program (s1 = %zu, s2 = %zu)", s1->regions[i]->size, s2->regions[i]->size);
-         errors++;
-       }else{
-         return 1;
-       }
-      } 
-      if(s1->regions[i]->start_addr != s2->regions[i]->start_addr){
-       if(XBT_LOG_ISENABLED(mc_liveness, xbt_log_priority_debug)){
-         XBT_DEBUG("Different start addr of program (s1 = %p, s2 = %p)", s1->regions[i]->start_addr, s2->regions[i]->start_addr);
-         errors++;
-       }else{
-         return 1;
-       }
-      }
-      if(memcmp(s1->regions[i]->data, s2->regions[i]->data, s1->regions[i]->size) != 0){
-       if(XBT_LOG_ISENABLED(mc_liveness, xbt_log_priority_debug)){
-         XBT_DEBUG("Different memcmp for data in program");
-         errors++;
-       }else{
-         return 1;
-       }
-      }
       break;*/
-    case 3:
-      if(s1->regions[i]->size != s2->regions[i]->size){
-       if(XBT_LOG_ISENABLED(mc_liveness, xbt_log_priority_debug)){
-         XBT_DEBUG("Different size of stack (s1 = %zu, s2 = %zu)", s1->regions[i]->size, s2->regions[i]->size);
-         errors++;
-       }else{
-         return 1;
-       }
-      }
-      if(s1->regions[i]->start_addr != s2->regions[i]->start_addr){
-       if(XBT_LOG_ISENABLED(mc_liveness, xbt_log_priority_debug)){
-         XBT_DEBUG("Different start addr of stack (s1 = %p, s2 = %p)", s1->regions[i]->start_addr, s2->regions[i]->start_addr);
-         errors++;
-       }else{
-         return 1;
-       }
-      }
-      if(memcmp(s1->regions[i]->data, s2->regions[i]->data, s1->regions[i]->size) != 0){
-       if(XBT_LOG_ISENABLED(mc_liveness, xbt_log_priority_debug)){
-         XBT_DEBUG("Different memcmp for data in stack");
-         errors++;
-       }else{
-         return 1;
-       }
-      }
-      break;
     default:
       break;
     }
   }
 
-  if(XBT_LOG_ISENABLED(mc_liveness, xbt_log_priority_debug)){
-    return (errors>0);
-  }else{
-    return 0;
-  }
+  return (errors > 0);
+  
   
 }
 
@@ -188,7 +141,7 @@ int reached(xbt_state_t st){
     unsigned int cursor = 0;
     xbt_propositional_symbol_t ps = NULL;
     xbt_dynar_foreach(automaton->propositional_symbols, cursor, ps){
-      f = ps->function;
+      f = (int (*)())ps->function;
       res = (*f)();
       xbt_dynar_push_as(prop_ato, int, res);
     }
@@ -196,19 +149,31 @@ int reached(xbt_state_t st){
     cursor = 0;
     mc_pair_reached_t pair_test = NULL;
 
-
+    //xbt_dict_t current_rdv_points = SIMIX_get_rdv_points();
+     
     xbt_dynar_foreach(reached_pairs, cursor, pair_test){
+      XBT_DEBUG("Pair reached #%u", cursor+1);
       if(automaton_state_compare(pair_test->automaton_state, st) == 0){
        if(propositional_symbols_compare_value(pair_test->prop_ato, prop_ato) == 0){
-         XBT_DEBUG("Pair reached %d", cursor+1);
-         if(snapshot_compare(pair_test->system_state, sn) == 0){
-           MC_free_snapshot(sn);
-           xbt_dynar_reset(prop_ato);
-           xbt_free(prop_ato);
-           MC_UNSET_RAW_MEM;
-           return 1;
-         }
+         //XBT_DEBUG("Rdv points size %d - %d", xbt_dict_length(pair_test->rdv_points), xbt_dict_length(current_rdv_points));
+         //if(xbt_dict_length(pair_test->rdv_points) == xbt_dict_length(current_rdv_points)){
+         //if(rdv_points_compare(pair_test->rdv_points, current_rdv_points) == 0){
+             if(snapshot_compare(pair_test->system_state, sn) == 0){
+               MC_free_snapshot(sn);
+               xbt_dynar_reset(prop_ato);
+               xbt_free(prop_ato);
+               MC_UNSET_RAW_MEM;
+               return 1;
+             }
+             /* }
+         }else{
+           XBT_DEBUG("Different size of rdv points (%d - %d)",xbt_dict_length(pair_test->rdv_points), xbt_dict_length(current_rdv_points) );
+           }*/
+       }else{
+         XBT_DEBUG("Different values of propositional symbols");
        }
+      }else{
+       XBT_DEBUG("Different automaton state");
       }
     }
 
@@ -221,6 +186,167 @@ int reached(xbt_state_t st){
   }
 }
 
+int rdv_points_compare(xbt_dict_t d1, xbt_dict_t d2){ /* d1 = pair_test, d2 = current_pair */ 
+  
+   xbt_dict_cursor_t cursor_dict = NULL;
+   char *key;
+   char *data;
+   smx_rdv_t rdv1, rdv2;
+   xbt_fifo_item_t item1, item2;
+   smx_action_t action1, action2;
+   xbt_fifo_item_t item_req1, item_req2;
+   smx_simcall_t req1, req2;
+   int i=0;
+   int j=0;
+
+   xbt_dict_foreach(d1, cursor_dict, key, data){
+     rdv1 = (smx_rdv_t)data;
+     rdv2 = xbt_dict_get_or_null(d2, rdv1->name);
+     if(rdv2 == NULL){
+       XBT_DEBUG("Rdv point unknown");
+       return 1;
+     }else{
+       if(xbt_fifo_size(rdv1->comm_fifo) != xbt_fifo_size(rdv2->comm_fifo)){
+        XBT_DEBUG("Different total of actions in mailbox \"%s\" (%d - %d)", rdv1->name, xbt_fifo_size(rdv1->comm_fifo),xbt_fifo_size(rdv2->comm_fifo) );
+        return 1;
+       }else{
+        
+        XBT_DEBUG("Total of actions in mailbox \"%s\" : %d", rdv1->name, xbt_fifo_size(rdv1->comm_fifo)); 
+        
+        item1 = xbt_fifo_get_first_item(rdv1->comm_fifo);      
+        item2 = xbt_fifo_get_first_item(rdv2->comm_fifo);
+
+        while(i<xbt_fifo_size(rdv1->comm_fifo)){
+          action1 = (smx_action_t) xbt_fifo_get_item_content(item1);
+          action2 = (smx_action_t) xbt_fifo_get_item_content(item2);
+
+          if(action1->type != action2->type){
+            XBT_DEBUG("Different type of action");
+            return 1;
+          }
+
+          if(action1->state != action2->state){
+            XBT_DEBUG("Different state of action");
+            return 1;
+          }
+
+          if(xbt_fifo_size(action1->simcalls) != xbt_fifo_size(action2->simcalls)){
+            XBT_DEBUG("Different size of simcall list (%d - %d", xbt_fifo_size(action1->simcalls), xbt_fifo_size(action2->simcalls));
+            return 1;
+          }else{
+
+            item_req1 = xbt_fifo_get_first_item(action1->simcalls);    
+            item_req2 = xbt_fifo_get_first_item(action2->simcalls);
+
+            while(j<xbt_fifo_size(action1->simcalls)){
+
+              req1 = (smx_simcall_t) xbt_fifo_get_item_content(item_req1);
+              req2 = (smx_simcall_t) xbt_fifo_get_item_content(item_req2);
+              
+              if(req1->call != req2->call){
+                XBT_DEBUG("Different simcall call in simcalls of action (%d - %d)", (int)req1->call, (int)req2->call);
+                return 1;
+              }
+              if(req1->issuer->pid != req2->issuer->pid){
+                XBT_DEBUG("Different simcall issuer in simcalls of action (%lu- %lu)", req1->issuer->pid, req2->issuer->pid);
+                return 1;
+              }
+
+              item_req1 = xbt_fifo_get_next_item(item_req1);   
+              item_req2 = xbt_fifo_get_next_item(item_req2);
+              j++;
+              
+            }
+          }
+
+          switch(action1->type){
+          case 0: /* execution */
+          case 1: /* parallel execution */
+            if(strcmp(action1->execution.host->name, action2->execution.host->name) != 0)
+              return 1;
+            break;
+          case 2: /* comm */
+            if(action1->comm.type != action2->comm.type)
+              return 1;
+            //XBT_DEBUG("Type of comm : %d", action1->comm.type);
+            
+            switch(action1->comm.type){
+            case 0: /* SEND */
+              if(action1->comm.src_proc->pid != action2->comm.src_proc->pid)
+                return 1;
+              if(strcmp(action1->comm.src_proc->smx_host->name, action2->comm.src_proc->smx_host->name) != 0)
+                return 1;
+              break;
+            case 1: /* RECEIVE */
+              if(action1->comm.dst_proc->pid != action2->comm.dst_proc->pid)
+                return 1;
+              if(strcmp(action1->comm.dst_proc->smx_host->name, action2->comm.dst_proc->smx_host->name) != 0)
+                return 1;
+              break;
+            case 2: /* READY */
+              if(action1->comm.src_proc->pid != action2->comm.src_proc->pid)
+                return 1;
+              if(strcmp(action1->comm.src_proc->smx_host->name, action2->comm.src_proc->smx_host->name) != 0)
+                return 1;
+              if(action1->comm.dst_proc->pid != action2->comm.dst_proc->pid)
+                return 1;
+              if(strcmp(action1->comm.dst_proc->smx_host->name, action2->comm.dst_proc->smx_host->name) != 0)
+                return 1;
+              break;
+            case 3: /* DONE */
+              if(action1->comm.src_proc->pid != action2->comm.src_proc->pid)
+                return 1;
+              if(strcmp(action1->comm.src_proc->smx_host->name, action2->comm.src_proc->smx_host->name) != 0)
+                return 1;
+              if(action1->comm.dst_proc->pid != action2->comm.dst_proc->pid)
+                return 1;
+              if(strcmp(action1->comm.dst_proc->smx_host->name, action2->comm.dst_proc->smx_host->name) != 0)
+                return 1;
+              break;
+              
+            } /* end of switch on type of comm */
+            
+            if(action1->comm.refcount != action2->comm.refcount)
+              return 1;
+            if(action1->comm.detached != action2->comm.detached)
+              return 1;
+            if(action1->comm.rate != action2->comm.rate)
+              return 1;
+            if(action1->comm.task_size != action2->comm.task_size)
+              return 1;
+            if(action1->comm.src_buff != action2->comm.src_buff)
+              return 1;
+            if(action1->comm.dst_buff != action2->comm.dst_buff)
+              return 1;
+            if(action1->comm.src_data != action2->comm.src_data)
+              return 1;
+            if(action1->comm.dst_data != action2->comm.dst_data)
+              return 1;
+            
+            break;
+          case 3: /* sleep */
+            if(strcmp(action1->sleep.host->name, action2->sleep.host->name) != 0)
+              return 1;
+            break;
+          case 4: /* synchro */
+            
+            break;
+          default:
+            break;
+          }
+
+          item1 = xbt_fifo_get_next_item(item1);       
+          item2 = xbt_fifo_get_next_item(item2);
+          i++;
+        }
+       }
+     }
+   }
+
+   return 0;
+   
+}
+
 void set_pair_reached(xbt_state_t st){
 
  
@@ -231,6 +357,7 @@ void set_pair_reached(xbt_state_t st){
   pair->automaton_state = st;
   pair->prop_ato = xbt_dynar_new(sizeof(int), NULL);
   pair->system_state = xbt_new0(s_mc_snapshot_t, 1);
+  //pair->rdv_points = xbt_dict_new();  
   MC_take_snapshot_liveness(pair->system_state);
 
   /* Get values of propositional symbols */
@@ -240,17 +367,42 @@ void set_pair_reached(xbt_state_t st){
   int (*f)(); 
 
   xbt_dynar_foreach(automaton->propositional_symbols, cursor, ps){
-    f = ps->function;
+    f = (int (*)())ps->function;
     res = (*f)();
     xbt_dynar_push_as(pair->prop_ato, int, res);
   }
-  
+
+  /*xbt_dict_t rdv_points = SIMIX_get_rdv_points();
+
+  xbt_dict_cursor_t cursor_dict = NULL;
+  char *key;
+  char *data;
+  xbt_fifo_item_t item;
+  smx_action_t action;
+
+  xbt_dict_foreach(rdv_points, cursor_dict, key, data){
+    smx_rdv_t new_rdv = xbt_new0(s_smx_rvpoint_t, 1);
+    new_rdv->name = strdup(((smx_rdv_t)data)->name);
+    new_rdv->comm_fifo = xbt_fifo_new();
+    xbt_fifo_foreach(((smx_rdv_t)data)->comm_fifo, item, action, smx_action_t) {
+      smx_action_t a = xbt_new0(s_smx_action_t, 1);
+      memcpy(a, action, sizeof(s_smx_action_t));
+      xbt_fifo_push(new_rdv->comm_fifo, a);
+      XBT_DEBUG("New action (type = %d, state = %d) in mailbox \"%s\"", action->type, action->state, key);
+      if(action->type==2)
+       XBT_DEBUG("Type of communication : %d, Ref count = %d", action->comm.type, action->comm.refcount);
+    }
+    //new_rdv->comm_fifo = xbt_fifo_copy(((smx_rdv_t)data)->comm_fifo);
+    xbt_dict_set(pair->rdv_points, new_rdv->name, new_rdv, NULL);
+    }*/
   xbt_dynar_push(reached_pairs, &pair); 
 
   MC_UNSET_RAW_MEM;
   
 }
 
+
 int reached_hash(xbt_state_t st){
 
 
@@ -280,7 +432,7 @@ int reached_hash(xbt_state_t st){
     int (*f)();
 
     xbt_dynar_foreach(automaton->propositional_symbols, cursor, ps){
-      f = ps->function;
+      f = (int (*)())ps->function;
       res = (*f)();
       xbt_dynar_push_as(prop_ato, int, res);
     }
@@ -306,11 +458,16 @@ int reached_hash(xbt_state_t st){
            xbt_free(prop_ato);
            MC_UNSET_RAW_MEM;
            return 1;
+         }else{
+           XBT_DEBUG("Different snapshot");
          }
+       }else{
+         XBT_DEBUG("Different values of propositional symbols");
        }
+      }else{
+       XBT_DEBUG("Different automaton state");
       }
-      
-     
+
       region_diff = 0;
     }
     
@@ -349,7 +506,7 @@ void set_pair_reached_hash(xbt_state_t st){
   int (*f)();
 
   xbt_dynar_foreach(automaton->propositional_symbols, cursor, ps){
-    f = ps->function;
+    f = (int (*)())ps->function;
     res = (*f)();
     xbt_dynar_push_as(pair->prop_ato, int, res);
   }
@@ -386,7 +543,7 @@ int visited(xbt_state_t st, int sc){
     int (*f)();
 
     xbt_dynar_foreach(automaton->propositional_symbols, cursor, ps){
-      f = ps->function;
+      f = (int (*)())ps->function;
       res = (*f)();
       xbt_dynar_push_as(prop_ato, int, res);
     }
@@ -407,9 +564,17 @@ int visited(xbt_state_t st, int sc){
                
              return 1;
        
+           }else{
+             XBT_DEBUG("Different snapshot");
            }
+         }else{
+           XBT_DEBUG("Different values of propositional symbols"); 
          }
+       }else{
+         XBT_DEBUG("Different automaton state");
        }
+      }else{
+       XBT_DEBUG("Different value of search_cycle");
       }
     }
 
@@ -453,7 +618,7 @@ int visited_hash(xbt_state_t st, int sc){
     int (*f)();
 
     xbt_dynar_foreach(automaton->propositional_symbols, cursor, ps){
-      f = ps->function;
+      f = (int (*)())ps->function;
       res = (*f)();
       xbt_dynar_push_as(prop_ato, int, res);
     }
@@ -479,11 +644,19 @@ int visited_hash(xbt_state_t st, int sc){
              xbt_free(prop_ato);
              MC_UNSET_RAW_MEM;
              return 1;
+           }else{
+             XBT_DEBUG("Different snapshot");
            }
+         }else{
+           XBT_DEBUG("Different values of propositional symbols"); 
          }
+       }else{
+         XBT_DEBUG("Different automaton state");
        }
+      }else{
+       XBT_DEBUG("Different value of search_cycle");
       }
-     
+      
       region_diff = 0;
     }
     
@@ -523,7 +696,7 @@ void set_pair_visited_hash(xbt_state_t st, int sc){
   int (*f)();
 
   xbt_dynar_foreach(automaton->propositional_symbols, cursor, ps){
-    f = ps->function;
+    f = (int (*)())ps->function;
     res = (*f)();
     xbt_dynar_push_as(pair->prop_ato, int, res);
   }
@@ -557,7 +730,7 @@ void set_pair_visited(xbt_state_t st, int sc){
   int (*f)();
 
   xbt_dynar_foreach(automaton->propositional_symbols, cursor, ps){
-    f = ps->function;
+    f = (int (*)())ps->function;
     res = (*f)();
     xbt_dynar_push_as(pair->prop_ato, int, res);
   }
@@ -603,7 +776,7 @@ int MC_automaton_evaluate_label(xbt_exp_label_t l){
     int (*f)();
     xbt_dynar_foreach(automaton->propositional_symbols, cursor, p){
       if(strcmp(p->pred, l->u.predicat) == 0){
-       f = p->function;
+       f = (int (*)())p->function;
        return (*f)();
       }
     }
@@ -616,13 +789,11 @@ int MC_automaton_evaluate_label(xbt_exp_label_t l){
   }
   default : 
     return -1;
+    break;
   }
 }
 
 
-
-
-
 /********************* Double-DFS stateless *******************/
 
 void MC_pair_stateless_delete(mc_pair_stateless_t pair){
@@ -670,7 +841,7 @@ void MC_ddfs_init(void){
 
   /* Save the initial state */
   initial_snapshot_liveness = xbt_new0(s_mc_snapshot_t, 1);
-  MC_take_snapshot_to_restore_liveness(initial_snapshot_liveness);
+  MC_take_snapshot_liveness(initial_snapshot_liveness);
 
   MC_UNSET_RAW_MEM; 
 
@@ -742,7 +913,7 @@ void MC_ddfs(int search_cycle){
 
   int value;
   mc_state_t next_graph_state = NULL;
-  smx_req_t req = NULL;
+  smx_simcall_t req = NULL;
   char *req_str;
 
   xbt_transition_t transition_succ;
@@ -774,7 +945,7 @@ void MC_ddfs(int search_cycle){
        MC_state_set_executed_request(current_pair->graph_state, req, value);   
     
        /* Answer the request */
-       SIMIX_request_pre(req, value);
+       SIMIX_simcall_pre(req, value);
 
        /* Wait for requests (schedules processes) */
        MC_wait_for_requests();
@@ -837,7 +1008,7 @@ void MC_ddfs(int search_cycle){
              if(reached(pair_succ->automaton_state)){
                //if(reached_hash(pair_succ->automaton_state)){
              
-               XBT_DEBUG("Next pair (depth = %d, %d interleave) already reached !", xbt_fifo_size(mc_stack_liveness) + 1, MC_state_interleave_size(pair_succ->graph_state));
+               XBT_DEBUG("Next pair (depth = %d, %u interleave) already reached !", xbt_fifo_size(mc_stack_liveness) + 1, MC_state_interleave_size(pair_succ->graph_state));
 
                XBT_INFO("*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*");
                XBT_INFO("|             ACCEPTANCE CYCLE            |");
@@ -927,7 +1098,7 @@ void MC_ddfs(int search_cycle){
        }
 
        if(MC_state_interleave_size(current_pair->graph_state) > 0){
-         XBT_DEBUG("Backtracking to depth %u", xbt_fifo_size(mc_stack_liveness));
+         XBT_DEBUG("Backtracking to depth %d", xbt_fifo_size(mc_stack_liveness));
          MC_replay_liveness(mc_stack_liveness, 0);
        }
       }
@@ -1080,9 +1251,9 @@ void MC_ddfs(int search_cycle){
   }
 
   if(xbt_fifo_size(mc_stack_liveness) == MAX_DEPTH_LIVENESS ){
-    XBT_DEBUG("Pair (graph=%p, automaton =%p, search_cycle = %u, depth = %d) shifted in stack, maximum depth reached", current_pair->graph_state, current_pair->automaton_state, search_cycle, xbt_fifo_size(mc_stack_liveness) );
+    XBT_DEBUG("Pair (graph=%p, automaton =%p, search_cycle = %d, depth = %d) shifted in stack, maximum depth reached", current_pair->graph_state, current_pair->automaton_state, search_cycle, xbt_fifo_size(mc_stack_liveness) );
   }else{
-    XBT_DEBUG("Pair (graph=%p, automaton =%p, search_cycle = %u, depth = %d) shifted in stack", current_pair->graph_state, current_pair->automaton_state, search_cycle, xbt_fifo_size(mc_stack_liveness) );
+    XBT_DEBUG("Pair (graph=%p, automaton =%p, search_cycle = %d, depth = %d) shifted in stack", current_pair->graph_state, current_pair->automaton_state, search_cycle, xbt_fifo_size(mc_stack_liveness) );
   }