fix bug - 'backedge' in predicate.cc uninitialized

[c11tester.git] / predicate.h

diff --git a/predicate.h b/predicate.h
index 33b2203f50767fcf1e6c3f89e86f1e51fde33ff8..2f15a126653f724e510c3c7a1fb0145fe781a1cd 100644 (file)
--- a/predicate.h
+++ b/predicate.h
@@ -34,14 +34,19 @@ struct pred_expr {
 
 class Predicate {
 public:
-       Predicate(FuncInst * func_inst);
+       Predicate(FuncInst * func_inst, bool is_entry = false);
        ~Predicate();
 
        FuncInst * get_func_inst() { return func_inst; }
        PredExprSet * get_pred_expressions() { return &pred_expressions; }
        void add_predicate(token_t token, void * location, bool value);
        void add_child(Predicate * child);
+       void add_parent(Predicate * parent);
+       void set_backedge(Predicate * back_pred) { backedge = back_pred; }
+
        ModelVector<Predicate *> * get_children() { return &children; }
+       ModelVector<Predicate *> * get_parents() { return &parents; }
+       Predicate * get_backedge() { return backedge; }
 
        bool is_entry_predicate() { return entry_predicate; }
        void set_entry_predicate() { entry_predicate = true; }
@@ -53,9 +58,14 @@ public:
 private:
        FuncInst * func_inst;
        bool entry_predicate;
+
        /* may have multiple predicates */
        PredExprSet pred_expressions;
        ModelVector<Predicate *> children;
+       ModelVector<Predicate *> parents;
+
+       /* assume almost one back edge exists */
+       Predicate * backedge;
 };
 
 #endif /* __PREDICATE_H__ */