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src/share/vm/oops/instanceRefKlass.hpp
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@@ -62,34 +62,75 @@
static InstanceRefKlass* cast(Klass* k) {
assert(k->oop_is_instanceRef(), "cast to InstanceRefKlass");
return (InstanceRefKlass*) k;
}
- // Garbage collection
- int oop_adjust_pointers(oop obj);
- void oop_follow_contents(oop obj);
+ // GC specific object visitors
+ //
+ // Mark Sweep
+ void oop_ms_follow_contents(oop obj);
+ int oop_ms_adjust_pointers(oop obj);
+#if INCLUDE_ALL_GCS
+ // Parallel Scavenge
+ void oop_ps_push_contents( oop obj, PSPromotionManager* pm);
+ // Parallel Compact
+ void oop_pc_follow_contents(oop obj, ParCompactionManager* cm);
+ void oop_pc_update_pointers(oop obj);
+#endif
+
+ // Oop fields (and metadata) iterators
+ // [nv = true] Use non-virtual calls to do_oop_nv.
+ // [nv = false] Use virtual calls to do_oop.
+ //
+ // The InstanceRefKlass iterators also support reference processing.
+
+
+ // Forward iteration
+private:
+ // Iterate over all oop fields and metadata.
+ template <bool nv, class OopClosureType>
+ inline int oop_oop_iterate(oop obj, OopClosureType* closure);
+
+ // Reverse iteration
+#if INCLUDE_ALL_GCS
+ // Iterate over all oop fields and metadata.
+ template <bool nv, class OopClosureType>
+ inline int oop_oop_iterate_reverse(oop obj, OopClosureType* closure);
+#endif // INCLUDE_ALL_GCS
- // Parallel Scavenge and Parallel Old
- PARALLEL_GC_DECLS
+ // Bounded range iteration
+ // Iterate over all oop fields and metadata.
+ template <bool nv, class OopClosureType>
+ inline int oop_oop_iterate_bounded(oop obj, OopClosureType* closure, MemRegion mr);
- int oop_oop_iterate(oop obj, ExtendedOopClosure* blk) {
- return oop_oop_iterate_v(obj, blk);
- }
- int oop_oop_iterate_m(oop obj, ExtendedOopClosure* blk, MemRegion mr) {
- return oop_oop_iterate_v_m(obj, blk, mr);
- }
+ // Reference processing part of the iterators.
+
+ // Specialized for [T = oop] or [T = narrowOop].
+ template <bool nv, typename T, class OopClosureType, class Contains>
+ inline void oop_oop_iterate_ref_processing_specialized(oop obj, OopClosureType* closure, Contains& contains);
+
+ // Only perform reference processing if the referent object is within mr.
+ template <bool nv, class OopClosureType>
+ inline void oop_oop_iterate_ref_processing_bounded(oop obj, OopClosureType* closure, MemRegion mr);
+
+ // Reference processing
+ template <bool nv, class OopClosureType>
+ inline void oop_oop_iterate_ref_processing(oop obj, OopClosureType* closure);
+
+
+ public:
#define InstanceRefKlass_OOP_OOP_ITERATE_DECL(OopClosureType, nv_suffix) \
- int oop_oop_iterate##nv_suffix(oop obj, OopClosureType* blk); \
- int oop_oop_iterate##nv_suffix##_m(oop obj, OopClosureType* blk, MemRegion mr);
+ int oop_oop_iterate##nv_suffix(oop obj, OopClosureType* closure); \
+ int oop_oop_iterate##nv_suffix##_m(oop obj, OopClosureType* closure, MemRegion mr);
ALL_OOP_OOP_ITERATE_CLOSURES_1(InstanceRefKlass_OOP_OOP_ITERATE_DECL)
ALL_OOP_OOP_ITERATE_CLOSURES_2(InstanceRefKlass_OOP_OOP_ITERATE_DECL)
#if INCLUDE_ALL_GCS
#define InstanceRefKlass_OOP_OOP_ITERATE_BACKWARDS_DECL(OopClosureType, nv_suffix) \
- int oop_oop_iterate_backwards##nv_suffix(oop obj, OopClosureType* blk);
+ int oop_oop_iterate_backwards##nv_suffix(oop obj, OopClosureType* closure);
ALL_OOP_OOP_ITERATE_CLOSURES_1(InstanceRefKlass_OOP_OOP_ITERATE_BACKWARDS_DECL)
ALL_OOP_OOP_ITERATE_CLOSURES_2(InstanceRefKlass_OOP_OOP_ITERATE_BACKWARDS_DECL)
#endif // INCLUDE_ALL_GCS
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