src/share/vm/opto/loopnode.hpp

rev 8543 : 8085832: Optimize main and post loop out when pre loop is found empty
Summary: Eliminate main loop and post loop if pre loop becomes empty
Reviewed-by:

*** 483,492 ****
--- 483,494 ----
  
    bool is_loop()    { return !_irreducible && _tail && !_tail->is_top(); }
    bool is_inner()   { return is_loop() && _child == NULL; }
    bool is_counted() { return is_loop() && _head != NULL && _head->is_CountedLoop(); }
  
+   void remove_main_post_loops(CountedLoopNode *cl, PhaseIdealLoop *phase);
+ 
  #ifndef PRODUCT
    void dump_head( ) const;      // Dump loop head only
    void dump() const;            // Dump this loop recursively
    void verify_tree(IdealLoopTree *loop, const IdealLoopTree *parent) const;
  #endif