71                     uint oop_alias_idx,
 72                     Node* index,
 73                     Node* index_adr,
 74                     Node* buffer,
 75                     const TypeFunc* tf) const;
 76 
 77   // Helper for unsafe accesses, that may or may not be on the referent field.
 78   // Generates the guards that check whether the result of
 79   // Unsafe.getReference should be recorded in an SATB log buffer.
 80   void insert_pre_barrier(GraphKit* kit, Node* base_oop, Node* offset, Node* pre_val, bool need_mem_bar) const;
 81 
 82   static const TypeFunc* write_ref_field_pre_entry_Type();
 83   static const TypeFunc* write_ref_field_post_entry_Type();
 84 
 85   virtual Node* load_at_resolved(C2Access& access, const Type* val_type) const;
 86 
 87  public:
 88   virtual bool is_gc_barrier_node(Node* node) const;
 89   virtual void eliminate_gc_barrier(PhaseMacroExpand* macro, Node* node) const;
 90   virtual Node* step_over_gc_barrier(Node* c) const;


 91 
 92 #ifdef ASSERT
 93   virtual void verify_gc_barriers(Compile* compile, CompilePhase phase) const;
 94 #endif
 95 
 96   virtual bool escape_add_to_con_graph(ConnectionGraph* conn_graph, PhaseGVN* gvn, Unique_Node_List* delayed_worklist, Node* n, uint opcode) const;
 97 };
 98 
 99 #endif // SHARE_GC_G1_C2_G1BARRIERSETC2_HPP

 71                     uint oop_alias_idx,
 72                     Node* index,
 73                     Node* index_adr,
 74                     Node* buffer,
 75                     const TypeFunc* tf) const;
 76 
 77   // Helper for unsafe accesses, that may or may not be on the referent field.
 78   // Generates the guards that check whether the result of
 79   // Unsafe.getReference should be recorded in an SATB log buffer.
 80   void insert_pre_barrier(GraphKit* kit, Node* base_oop, Node* offset, Node* pre_val, bool need_mem_bar) const;
 81 
 82   static const TypeFunc* write_ref_field_pre_entry_Type();
 83   static const TypeFunc* write_ref_field_post_entry_Type();
 84 
 85   virtual Node* load_at_resolved(C2Access& access, const Type* val_type) const;
 86 
 87  public:
 88   virtual bool is_gc_barrier_node(Node* node) const;
 89   virtual void eliminate_gc_barrier(PhaseMacroExpand* macro, Node* node) const;
 90   virtual Node* step_over_gc_barrier(Node* c) const;
 91   virtual bool process_barrier_node(Node* cast_node, PhaseIterGVN& igvn) const;
 92 
 93 
 94 #ifdef ASSERT
 95   virtual void verify_gc_barriers(Compile* compile, CompilePhase phase) const;
 96 #endif
 97 
 98   virtual bool escape_add_to_con_graph(ConnectionGraph* conn_graph, PhaseGVN* gvn, Unique_Node_List* delayed_worklist, Node* n, uint opcode) const;
 99 };
100 
101 #endif // SHARE_GC_G1_C2_G1BARRIERSETC2_HPP