src/share/vm/oops/instanceRefKlass.cpp
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rev 6796 : [mq]: templateOopIterate
*** 45,54 ****
--- 45,57 ----
#include "oops/oop.pcgc.inline.hpp"
#endif // INCLUDE_ALL_GCS
PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC
+ InstanceRefKlass::InstanceRefKlass(int vtable_len, int itable_len, int static_field_size, int nonstatic_oop_map_size, ReferenceType rt, AccessFlags access_flags, bool is_anonymous)
+ : InstanceKlass(vtable_len, itable_len, static_field_size, nonstatic_oop_map_size, rt, access_flags, is_anonymous, _instance_ref) {}
+
template <class T>
void specialized_oop_follow_contents(InstanceRefKlass* ref, oop obj) {
T* referent_addr = (T*)java_lang_ref_Reference::referent_addr(obj);
T heap_oop = oopDesc::load_heap_oop(referent_addr);
debug_only(
*** 242,371 ****
specialized_oop_adjust_pointers<oop>(this, obj);
}
return size;
}
- #define InstanceRefKlass_SPECIALIZED_OOP_ITERATE(T, nv_suffix, contains) \
- T* disc_addr = (T*)java_lang_ref_Reference::discovered_addr(obj); \
- if (closure->apply_to_weak_ref_discovered_field()) { \
- closure->do_oop##nv_suffix(disc_addr); \
- } \
- \
- T* referent_addr = (T*)java_lang_ref_Reference::referent_addr(obj); \
- T heap_oop = oopDesc::load_heap_oop(referent_addr); \
- ReferenceProcessor* rp = closure->_ref_processor; \
- if (!oopDesc::is_null(heap_oop)) { \
- oop referent = oopDesc::decode_heap_oop_not_null(heap_oop); \
- if (!referent->is_gc_marked() && (rp != NULL) && \
- rp->discover_reference(obj, reference_type())) { \
- return size; \
- } else if (contains(referent_addr)) { \
- /* treat referent as normal oop */ \
- SpecializationStats::record_do_oop_call##nv_suffix(SpecializationStats::irk);\
- closure->do_oop##nv_suffix(referent_addr); \
- } \
- } \
- T* next_addr = (T*)java_lang_ref_Reference::next_addr(obj); \
- if (ReferenceProcessor::pending_list_uses_discovered_field()) { \
- T next_oop = oopDesc::load_heap_oop(next_addr); \
- /* Treat discovered as normal oop, if ref is not "active" (next non-NULL) */\
- if (!oopDesc::is_null(next_oop) && contains(disc_addr)) { \
- /* i.e. ref is not "active" */ \
- debug_only( \
- if(TraceReferenceGC && PrintGCDetails) { \
- gclog_or_tty->print_cr(" Process discovered as normal " \
- INTPTR_FORMAT, disc_addr); \
- } \
- ) \
- SpecializationStats::record_do_oop_call##nv_suffix(SpecializationStats::irk);\
- closure->do_oop##nv_suffix(disc_addr); \
- } \
- } else { \
- /* In the case of older JDKs which do not use the discovered field for */ \
- /* the pending list, an inactive ref (next != NULL) must always have a */ \
- /* NULL discovered field. */ \
- debug_only( \
- T next_oop = oopDesc::load_heap_oop(next_addr); \
- T disc_oop = oopDesc::load_heap_oop(disc_addr); \
- assert(oopDesc::is_null(next_oop) || oopDesc::is_null(disc_oop), \
- err_msg("Found an inactive reference " PTR_FORMAT " with a non-NULL" \
- "discovered field", (oopDesc*)obj)); \
- ) \
- } \
- /* treat next as normal oop */ \
- if (contains(next_addr)) { \
- SpecializationStats::record_do_oop_call##nv_suffix(SpecializationStats::irk); \
- closure->do_oop##nv_suffix(next_addr); \
- } \
- return size; \
-
-
- template <class T> bool contains(T *t) { return true; }
-
- // Macro to define InstanceRefKlass::oop_oop_iterate for virtual/nonvirtual for
- // all closures. Macros calling macros above for each oop size.
-
- #define InstanceRefKlass_OOP_OOP_ITERATE_DEFN(OopClosureType, nv_suffix) \
- \
- int InstanceRefKlass:: \
- oop_oop_iterate##nv_suffix(oop obj, OopClosureType* closure) { \
- /* Get size before changing pointers */ \
- SpecializationStats::record_iterate_call##nv_suffix(SpecializationStats::irk);\
- \
- int size = InstanceKlass::oop_oop_iterate##nv_suffix(obj, closure); \
- \
- if (UseCompressedOops) { \
- InstanceRefKlass_SPECIALIZED_OOP_ITERATE(narrowOop, nv_suffix, contains); \
- } else { \
- InstanceRefKlass_SPECIALIZED_OOP_ITERATE(oop, nv_suffix, contains); \
- } \
- }
-
- #if INCLUDE_ALL_GCS
- #define InstanceRefKlass_OOP_OOP_ITERATE_BACKWARDS_DEFN(OopClosureType, nv_suffix) \
- \
- int InstanceRefKlass:: \
- oop_oop_iterate_backwards##nv_suffix(oop obj, OopClosureType* closure) { \
- /* Get size before changing pointers */ \
- SpecializationStats::record_iterate_call##nv_suffix(SpecializationStats::irk);\
- \
- int size = InstanceKlass::oop_oop_iterate_backwards##nv_suffix(obj, closure); \
- \
- if (UseCompressedOops) { \
- InstanceRefKlass_SPECIALIZED_OOP_ITERATE(narrowOop, nv_suffix, contains); \
- } else { \
- InstanceRefKlass_SPECIALIZED_OOP_ITERATE(oop, nv_suffix, contains); \
- } \
- }
- #endif // INCLUDE_ALL_GCS
-
-
- #define InstanceRefKlass_OOP_OOP_ITERATE_DEFN_m(OopClosureType, nv_suffix) \
- \
- int InstanceRefKlass:: \
- oop_oop_iterate##nv_suffix##_m(oop obj, \
- OopClosureType* closure, \
- MemRegion mr) { \
- SpecializationStats::record_iterate_call##nv_suffix(SpecializationStats::irk);\
- \
- int size = InstanceKlass::oop_oop_iterate##nv_suffix##_m(obj, closure, mr); \
- if (UseCompressedOops) { \
- InstanceRefKlass_SPECIALIZED_OOP_ITERATE(narrowOop, nv_suffix, mr.contains); \
- } else { \
- InstanceRefKlass_SPECIALIZED_OOP_ITERATE(oop, nv_suffix, mr.contains); \
- } \
- }
-
- ALL_OOP_OOP_ITERATE_CLOSURES_1(InstanceRefKlass_OOP_OOP_ITERATE_DEFN)
- ALL_OOP_OOP_ITERATE_CLOSURES_2(InstanceRefKlass_OOP_OOP_ITERATE_DEFN)
- #if INCLUDE_ALL_GCS
- ALL_OOP_OOP_ITERATE_CLOSURES_1(InstanceRefKlass_OOP_OOP_ITERATE_BACKWARDS_DEFN)
- ALL_OOP_OOP_ITERATE_CLOSURES_2(InstanceRefKlass_OOP_OOP_ITERATE_BACKWARDS_DEFN)
- #endif // INCLUDE_ALL_GCS
- ALL_OOP_OOP_ITERATE_CLOSURES_1(InstanceRefKlass_OOP_OOP_ITERATE_DEFN_m)
- ALL_OOP_OOP_ITERATE_CLOSURES_2(InstanceRefKlass_OOP_OOP_ITERATE_DEFN_m)
-
#if INCLUDE_ALL_GCS
template <class T>
void specialized_oop_push_contents(InstanceRefKlass *ref,
PSPromotionManager* pm, oop obj) {
T* referent_addr = (T*)java_lang_ref_Reference::referent_addr(obj);
--- 245,254 ----