src/hotspot/share/gc/shared/c2/cardTableBarrierSetC2.hpp

*** 24,10 ***
--- 24,28 ---
  
  #ifndef SHARE_GC_SHARED_C2_CARDTABLEBARRIERSETC2_HPP
  #define SHARE_GC_SHARED_C2_CARDTABLEBARRIERSETC2_HPP
  
  #include "gc/shared/c2/modRefBarrierSetC2.hpp"
+ #include "utilities/growableArray.hpp"
+ 
+ class CastP2XNode;
+ 
+ class BarrierSetC2State : public ResourceObj {
+ private:
+   GrowableArray<CastP2XNode*>* _enqueue_barriers;
+ 
+ public:
+   BarrierSetC2State(Arena* comp_arena);
+ 
+   int enqueue_barriers_count() const;
+   CastP2XNode* enqueue_barrier(int idx) const;
+   void add_enqueue_barrier(CastP2XNode* n);
+   void remove_enqueue_barrier(CastP2XNode* n);
+   bool is_a_barrier(CastP2XNode* n);
+ };
+ 
  
  class CardTableBarrierSetC2: public ModRefBarrierSetC2 {
  protected:
    virtual void post_barrier(GraphKit* kit,
                              Node* ctl,

*** 44,10 ***
--- 62,19 ---
  public:
    virtual void clone(GraphKit* kit, Node* src, Node* dst, Node* size, bool is_array) const;
    virtual bool is_gc_barrier_node(Node* node) const;
    virtual void eliminate_gc_barrier(PhaseMacroExpand* macro, Node* node) const;
    virtual bool array_copy_requires_gc_barriers(bool tightly_coupled_alloc, BasicType type, bool is_clone, ArrayCopyPhase phase) const;
+   virtual bool process_barrier_node(Node* cast_node, PhaseIterGVN& igvn) const;
+   virtual Node* step_over_gc_barrier(Node* c) const;
  
    bool use_ReduceInitialCardMarks() const;
+ 
+   BarrierSetC2State* state() const;
+ 
+   virtual void register_potential_barrier_node(Node* node) const;
+   virtual void unregister_potential_barrier_node(Node* node) const;
+   virtual bool expand_barriers(Compile* C, PhaseIterGVN& igvn) const;
+   virtual void* create_barrier_state(Arena* comp_arena) const;
  };
  
  #endif // SHARE_GC_SHARED_C2_CARDTABLEBARRIERSETC2_HPP