Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/oops/klass.hpp
src/share/vm/oops/klass.hpp
- changeset 4542
- db9981fd3124
- parent 4345
- 30866cd626b0
- child 4544
- 3c9bc17b9403
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| 4461:46e60405583b | 4542:db9981fd3124 |
|---|---|
| 33 #include "oops/metadata.hpp" | 33 #include "oops/metadata.hpp" |
| 34 #include "oops/oop.hpp" | 34 #include "oops/oop.hpp" |
| 35 #include "runtime/orderAccess.hpp" | 35 #include "runtime/orderAccess.hpp" |
| 36 #include "trace/traceMacros.hpp" | 36 #include "trace/traceMacros.hpp" |
| 37 #include "utilities/accessFlags.hpp" | 37 #include "utilities/accessFlags.hpp" |
| 38 #ifndef SERIALGC | 38 #include "utilities/macros.hpp" |
| 39 #if INCLUDE_ALL_GCS | |
| 39 #include "gc_implementation/concurrentMarkSweep/cmsOopClosures.hpp" | 40 #include "gc_implementation/concurrentMarkSweep/cmsOopClosures.hpp" |
| 40 #include "gc_implementation/g1/g1OopClosures.hpp" | 41 #include "gc_implementation/g1/g1OopClosures.hpp" |
| 41 #include "gc_implementation/parNew/parOopClosures.hpp" | 42 #include "gc_implementation/parNew/parOopClosures.hpp" |
| 42 #endif | 43 #endif // INCLUDE_ALL_GCS |
| 43 | 44 |
| 44 // | 45 // |
| 45 // A Klass provides: | 46 // A Klass provides: |
| 46 // 1: language level class object (method dictionary etc.) | 47 // 1: language level class object (method dictionary etc.) |
| 47 // 2: provide vm dispatch behavior for the object | 48 // 2: provide vm dispatch behavior for the object |
| 623 virtual int oop_oop_iterate(oop obj, ExtendedOopClosure* blk) = 0; | 624 virtual int oop_oop_iterate(oop obj, ExtendedOopClosure* blk) = 0; |
| 624 virtual int oop_oop_iterate_v(oop obj, ExtendedOopClosure* blk) { | 625 virtual int oop_oop_iterate_v(oop obj, ExtendedOopClosure* blk) { |
| 625 return oop_oop_iterate(obj, blk); | 626 return oop_oop_iterate(obj, blk); |
| 626 } | 627 } |
| 627 | 628 |
| 628 #ifndef SERIALGC | 629 #if INCLUDE_ALL_GCS |
| 629 // In case we don't have a specialized backward scanner use forward | 630 // In case we don't have a specialized backward scanner use forward |
| 630 // iteration. | 631 // iteration. |
| 631 virtual int oop_oop_iterate_backwards_v(oop obj, ExtendedOopClosure* blk) { | 632 virtual int oop_oop_iterate_backwards_v(oop obj, ExtendedOopClosure* blk) { |
| 632 return oop_oop_iterate_v(obj, blk); | 633 return oop_oop_iterate_v(obj, blk); |
| 633 } | 634 } |
| 634 #endif // !SERIALGC | 635 #endif // INCLUDE_ALL_GCS |
| 635 | 636 |
| 636 // Iterates "blk" over all the oops in "obj" (of type "this") within "mr". | 637 // Iterates "blk" over all the oops in "obj" (of type "this") within "mr". |
| 637 // (I don't see why the _m should be required, but without it the Solaris | 638 // (I don't see why the _m should be required, but without it the Solaris |
| 638 // C++ gives warning messages about overridings of the "oop_oop_iterate" | 639 // C++ gives warning messages about overridings of the "oop_oop_iterate" |
| 639 // defined above "hiding" this virtual function. (DLD, 6/20/00)) */ | 640 // defined above "hiding" this virtual function. (DLD, 6/20/00)) */ |
| 661 } | 662 } |
| 662 | 663 |
| 663 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_1(Klass_OOP_OOP_ITERATE_DECL) | 664 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_1(Klass_OOP_OOP_ITERATE_DECL) |
| 664 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_2(Klass_OOP_OOP_ITERATE_DECL) | 665 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_2(Klass_OOP_OOP_ITERATE_DECL) |
| 665 | 666 |
| 666 #ifndef SERIALGC | 667 #if INCLUDE_ALL_GCS |
| 667 #define Klass_OOP_OOP_ITERATE_BACKWARDS_DECL(OopClosureType, nv_suffix) \ | 668 #define Klass_OOP_OOP_ITERATE_BACKWARDS_DECL(OopClosureType, nv_suffix) \ |
| 668 virtual int oop_oop_iterate_backwards##nv_suffix(oop obj, \ | 669 virtual int oop_oop_iterate_backwards##nv_suffix(oop obj, \ |
| 669 OopClosureType* blk) { \ | 670 OopClosureType* blk) { \ |
| 670 /* Default implementation reverts to general version. */ \ | 671 /* Default implementation reverts to general version. */ \ |
| 671 return oop_oop_iterate_backwards_v(obj, blk); \ | 672 return oop_oop_iterate_backwards_v(obj, blk); \ |
| 672 } | 673 } |
| 673 | 674 |
| 674 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_1(Klass_OOP_OOP_ITERATE_BACKWARDS_DECL) | 675 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_1(Klass_OOP_OOP_ITERATE_BACKWARDS_DECL) |
| 675 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_2(Klass_OOP_OOP_ITERATE_BACKWARDS_DECL) | 676 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_2(Klass_OOP_OOP_ITERATE_BACKWARDS_DECL) |
| 676 #endif // !SERIALGC | 677 #endif // INCLUDE_ALL_GCS |
| 677 | 678 |
| 678 virtual void array_klasses_do(void f(Klass* k)) {} | 679 virtual void array_klasses_do(void f(Klass* k)) {} |
| 679 virtual void with_array_klasses_do(void f(Klass* k)); | 680 virtual void with_array_klasses_do(void f(Klass* k)); |
| 680 | 681 |
| 681 // Return self, except for abstract classes with exactly 1 | 682 // Return self, except for abstract classes with exactly 1 |
