Mercurial > hg > truffle
diff src/share/vm/gc_implementation/shared/mutableSpace.cpp @ 6725:da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>
| author | coleenp |
|---|---|
| date | Sat, 01 Sep 2012 13:25:18 -0400 |
| parents | b632e80fc9dc |
| children | db9981fd3124 |
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--- a/src/share/vm/gc_implementation/shared/mutableSpace.cpp Fri Aug 31 16:39:35 2012 -0700 +++ b/src/share/vm/gc_implementation/shared/mutableSpace.cpp Sat Sep 01 13:25:18 2012 -0400 @@ -216,7 +216,7 @@ return (HeapWord*)Atomic::cmpxchg_ptr(obj, top_addr(), expected_top) == expected_top; } -void MutableSpace::oop_iterate(OopClosure* cl) { +void MutableSpace::oop_iterate(ExtendedOopClosure* cl) { HeapWord* obj_addr = bottom(); HeapWord* t = top(); // Could call objects iterate, but this is easier. @@ -225,6 +225,15 @@ } } +void MutableSpace::oop_iterate_no_header(OopClosure* cl) { + HeapWord* obj_addr = bottom(); + HeapWord* t = top(); + // Could call objects iterate, but this is easier. + while (obj_addr < t) { + obj_addr += oop(obj_addr)->oop_iterate_no_header(cl); + } +} + void MutableSpace::object_iterate(ObjectClosure* cl) { HeapWord* p = bottom(); while (p < top()) {