More code towards freeing old actions

[c11tester.git] / predicate.cc

diff --git a/predicate.cc b/predicate.cc
index 1fd1d94911b2947a9f1fb2eb91d1e527f82339d9..9ef029882f5cf87ca32a72456a0251463356f67e 100644 (file)
--- a/predicate.cc
+++ b/predicate.cc
@@ -7,6 +7,8 @@ Predicate::Predicate(FuncInst * func_inst, bool is_entry, bool is_exit) :
        entry_predicate(is_entry),
        exit_predicate(is_exit),
        does_write(false),
+       depth(0),
+       weight(0),
        exploration_count(0),
        store_visible_count(0),
        total_checking_count(0),
@@ -53,6 +55,17 @@ void Predicate::add_child(Predicate * child)
        children.push_back(child);
 }
 
+void Predicate::set_parent(Predicate * parent_pred)
+{
+       parent = parent_pred;
+       depth = parent_pred->get_depth() + 1;
+}
+
+void Predicate::set_exit(Predicate * exit_pred)
+{
+       exit = exit_pred;
+}
+
 void Predicate::copy_predicate_expr(Predicate * other)
 {
        PredExprSet * other_pred_expressions = other->get_pred_expressions();
@@ -65,6 +78,24 @@ void Predicate::copy_predicate_expr(Predicate * other)
        }
 }
 
+/* Follow the child if any child whose FuncInst matches with inst
+ *
+ * @param inst must be an ATOMIC_WRITE FuncInst
+ * @return NULL if no such child is found.
+ */
+Predicate * Predicate::follow_write_child(FuncInst * inst)
+{
+       ASSERT(inst->get_type() == ATOMIC_WRITE);
+
+       for (uint i = 0; i < children.size(); i++) {
+               Predicate * child = children[i];
+               if (child->get_func_inst() == inst)
+                       return child;
+       }
+
+       return NULL;
+}
+
 /* Evaluate predicate expressions against the given inst_act_map */
 ConcretePredicate * Predicate::evaluate(inst_act_map_t * inst_act_map, thread_id_t tid)
 {
@@ -100,7 +131,7 @@ ConcretePredicate * Predicate::evaluate(inst_act_map_t * inst_act_map, thread_id
 
 void Predicate::print_predicate()
 {
-       model_print("\"%p\" [shape=box, label=\"\n", this);
+       model_print("\"%p\" [shape=box, label=\"", this);
        if (entry_predicate) {
                model_print("entry node\"];\n");
                return;
@@ -111,6 +142,8 @@ void Predicate::print_predicate()
                return;
        }
 
+       model_print("depth: %u; weight: %g\n", depth, weight);
+
        func_inst->print();
 
        if (pred_expressions.getSize() == 0)