src/hotspot/share/gc/z/c2/zBarrierSetC2.hpp

rev 53307 : Backport Shenadoah GC

*** 193,203 ****
    virtual bool has_load_barriers() const { return true; }
    virtual bool is_gc_barrier_node(Node* node) const;
    virtual void eliminate_gc_barrier(PhaseMacroExpand* macro, Node* node) const { }
    virtual void eliminate_useless_gc_barriers(Unique_Node_List &useful) const;
    virtual void add_users_to_worklist(Unique_Node_List* worklist) const;
!   virtual void enqueue_useful_gc_barrier(Unique_Node_List &worklist, Node* node) const;
    virtual void register_potential_barrier_node(Node* node) const;
    virtual void unregister_potential_barrier_node(Node* node) const;
    virtual bool array_copy_requires_gc_barriers(BasicType type) const { return true; }
    virtual Node* step_over_gc_barrier(Node* c) const;
    // If the BarrierSetC2 state has kept macro nodes in its compilation unit state to be
--- 193,203 ----
    virtual bool has_load_barriers() const { return true; }
    virtual bool is_gc_barrier_node(Node* node) const;
    virtual void eliminate_gc_barrier(PhaseMacroExpand* macro, Node* node) const { }
    virtual void eliminate_useless_gc_barriers(Unique_Node_List &useful) const;
    virtual void add_users_to_worklist(Unique_Node_List* worklist) const;
!   virtual void enqueue_useful_gc_barrier(PhaseIterGVN* igvn, Node* node) const;
    virtual void register_potential_barrier_node(Node* node) const;
    virtual void unregister_potential_barrier_node(Node* node) const;
    virtual bool array_copy_requires_gc_barriers(BasicType type) const { return true; }
    virtual Node* step_over_gc_barrier(Node* c) const;
    // If the BarrierSetC2 state has kept macro nodes in its compilation unit state to be