src/hotspot/share/opto/loopnode.hpp

rev 53307 : Backport Shenadoah GC

@@ -1283,12 +1283,14 @@
   bool split_up( Node *n, Node *blk1, Node *blk2 );
   void sink_use( Node *use, Node *post_loop );
   Node *place_near_use( Node *useblock ) const;
   Node* try_move_store_before_loop(Node* n, Node *n_ctrl);
   void try_move_store_after_loop(Node* n);
+public:
   bool identical_backtoback_ifs(Node *n);
   bool can_split_if(Node *n_ctrl);
+private:
 
   // Clone loop predicates to slow and fast loop when unswitching a loop
   Node* clone_loop_predicates(Node* old_entry, Node* new_entry, bool clone_limit_check, bool is_slow_loop,
                               uint idx_before_clone, Node_List &old_new);
   ProjNode* clone_loop_predicate(ProjNode* predicate_proj, Node* new_entry, Deoptimization::DeoptReason reason,

@@ -1308,11 +1310,10 @@
 #endif
 
 #ifndef PRODUCT
   void dump( ) const;
   void dump( IdealLoopTree *loop, uint rpo_idx, Node_List &rpo_list ) const;
-  void rpo( Node *start, Node_Stack &stk, VectorSet &visited, Node_List &rpo_list ) const;
   void verify() const;          // Major slow  :-)
   void verify_compare( Node *n, const PhaseIdealLoop *loop_verify, VectorSet &visited ) const;
   IdealLoopTree *get_loop_idx(Node* n) const {
     // Dead nodes have no loop, so return the top level loop instead
     return _nodes[n->_idx] ? (IdealLoopTree*)_nodes[n->_idx] : _ltree_root;

@@ -1320,10 +1321,13 @@
   // Print some stats
   static void print_statistics();
   static int _loop_invokes;     // Count of PhaseIdealLoop invokes
   static int _loop_work;        // Sum of PhaseIdealLoop x _unique
 #endif
+  void rpo( Node *start, Node_Stack &stk, VectorSet &visited, Node_List &rpo_list ) const;
+
+  PhaseIterGVN& igvn() { return _igvn; }
 };
 
 // This kit may be used for making of a reserved copy of a loop before this loop
 //  goes under non-reversible changes.
 //