+#include "funcinst.h"
#include "predicate.h"
+#include "concretepredicate.h"
-Predicate::Predicate(FuncInst * func_inst, bool is_entry) :
+Predicate::Predicate(FuncInst * func_inst, bool is_entry, bool is_exit) :
func_inst(func_inst),
entry_predicate(is_entry),
+ exit_predicate(is_exit),
does_write(false),
+ exploration_count(0),
+ failure_count(0),
+ sleep_score(0),
pred_expressions(16),
children(),
parent(NULL),
+ exit(NULL),
backedges(16)
{}
}
}
+/* Evaluate predicate expressions against the given inst_act_map */
+ConcretePredicate * Predicate::evaluate(inst_act_map_t * inst_act_map, thread_id_t tid)
+{
+ ConcretePredicate * concrete = new ConcretePredicate(tid);
+ PredExprSetIter * it = pred_expressions.iterator();
+
+ while (it->hasNext()) {
+ struct pred_expr * ptr = it->next();
+ uint64_t value = 0;
+
+ switch(ptr->token) {
+ case NOPREDICATE:
+ break;
+ case EQUALITY:
+ FuncInst * to_be_compared;
+ ModelAction * last_act;
+
+ to_be_compared = ptr->func_inst;
+ last_act = inst_act_map->get(to_be_compared);
+ value = last_act->get_reads_from_value();
+ break;
+ case NULLITY:
+ break;
+ default:
+ break;
+ }
+
+ concrete->add_expression(ptr->token, value, ptr->value);
+ }
+
+ return concrete;
+}
+
+void Predicate::incr_expl_count()
+{
+ exploration_count++;
+}
+
+void Predicate::incr_fail_count()
+{
+ failure_count++;
+}
+
+void Predicate::incr_sleep_score(uint32_t amount)
+{
+ if (sleep_score + amount > 100)
+ sleep_score = 100;
+ else
+ sleep_score += amount;
+}
+
+void Predicate::decr_sleep_score(uint32_t amount)
+{
+ if (sleep_score > amount)
+ sleep_score -= amount;
+ else
+ sleep_score = 0;
+}
+
void Predicate::print_predicate()
{
model_print("\"%p\" [shape=box, label=\"\n", this);
return;
}
+ if (exit_predicate) {
+ model_print("exit node\"];\n");
+ return;
+ }
+
func_inst->print();
PredExprSetIter * it = pred_expressions.iterator();
if (does_write) {
model_print("Does write\n");
}
+ model_print("Count: %d, failed count: %d\n", exploration_count, failure_count);
model_print("\"];\n");
}
Predicate * backedge = it->next();
model_print("\"%p\" -> \"%p\"[style=dashed, color=grey]\n", this, backedge);
}
+
+ if (exit) {
+ model_print("\"%p\" -> \"%p\"[style=dashed, color=red]\n", this, exit);
+ }
}