25 #ifndef SHARE_GC_SHARED_C2_CARDTABLEBARRIERSETC2_HPP
26 #define SHARE_GC_SHARED_C2_CARDTABLEBARRIERSETC2_HPP
27
28 #include "gc/shared/c2/modRefBarrierSetC2.hpp"
29
30 class CardTableBarrierSetC2: public ModRefBarrierSetC2 {
31 protected:
32 virtual void post_barrier(GraphKit* kit,
33 Node* ctl,
34 Node* store,
35 Node* obj,
36 Node* adr,
37 uint adr_idx,
38 Node* val,
39 BasicType bt,
40 bool use_precise) const;
41
42 Node* byte_map_base_node(GraphKit* kit) const;
43
44 public:
45 virtual void clone(GraphKit* kit, Node* src, Node* dst, Node* size, bool is_array) const;
46 virtual bool is_gc_barrier_node(Node* node) const;
47 virtual void eliminate_gc_barrier(PhaseMacroExpand* macro, Node* node) const;
48 virtual bool array_copy_requires_gc_barriers(bool tightly_coupled_alloc, BasicType type, bool is_clone, ArrayCopyPhase phase) const;
49
50 bool use_ReduceInitialCardMarks() const;
51 };
52
53 #endif // SHARE_GC_SHARED_C2_CARDTABLEBARRIERSETC2_HPP
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25 #ifndef SHARE_GC_SHARED_C2_CARDTABLEBARRIERSETC2_HPP
26 #define SHARE_GC_SHARED_C2_CARDTABLEBARRIERSETC2_HPP
27
28 #include "gc/shared/c2/modRefBarrierSetC2.hpp"
29
30 class CardTableBarrierSetC2: public ModRefBarrierSetC2 {
31 protected:
32 virtual void post_barrier(GraphKit* kit,
33 Node* ctl,
34 Node* store,
35 Node* obj,
36 Node* adr,
37 uint adr_idx,
38 Node* val,
39 BasicType bt,
40 bool use_precise) const;
41
42 Node* byte_map_base_node(GraphKit* kit) const;
43
44 public:
45 virtual void clone(GraphKit* kit, Node* src_base, Node* dst_base, Node* countx, bool is_array) const;
46 virtual bool is_gc_barrier_node(Node* node) const;
47 virtual void eliminate_gc_barrier(PhaseMacroExpand* macro, Node* node) const;
48 virtual bool array_copy_requires_gc_barriers(bool tightly_coupled_alloc, BasicType type, bool is_clone, ArrayCopyPhase phase) const;
49
50 bool use_ReduceInitialCardMarks() const;
51 };
52
53 #endif // SHARE_GC_SHARED_C2_CARDTABLEBARRIERSETC2_HPP
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