src/share/vm/opto/node.hpp

*** 815,824 ****
--- 815,830 ----
    // Some nodes have specific Ideal subgraph transformations only if they are
    // unique users of specific nodes. Such nodes should be put on IGVN worklist
    // for the transformations to happen.
    bool has_special_unique_user() const;
  
+   // Skip Proj and CatchProj nodes chains. Check for Null and Top.
+   Node* find_exact_control(Node* ctrl);
+ 
+   // Check if 'this' node dominates or equal to 'sub'.
+   bool dominates(Node* sub, Node_List &nlist);
+ 
  protected:
    bool remove_dead_region(PhaseGVN *phase, bool can_reshape);
  public:
  
    // Idealize graph, using DU info.  Done after constant propagation