Mercurial > hg > truffle
diff src/share/vm/oops/arrayOop.hpp @ 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 | 3c648b9ad052 |
| children | 7944aba7ba41 |
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--- a/src/share/vm/oops/arrayOop.hpp Fri Aug 31 16:39:35 2012 -0700 +++ b/src/share/vm/oops/arrayOop.hpp Sat Sep 01 13:25:18 2012 -0400 @@ -1,5 +1,5 @@ /* - * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -35,7 +35,7 @@ // The layout of array Oops is: // // markOop -// klassOop // 32 bits if compressed but declared 64 in LP64. +// Klass* // 32 bits if compressed but declared 64 in LP64. // length // shares klass memory or allocated after declared fields. @@ -65,7 +65,7 @@ // declared nonstatic fields in arrayOopDesc if not compressed, otherwise // it occupies the second half of the _klass field in oopDesc. static int length_offset_in_bytes() { - return UseCompressedOops ? klass_gap_offset_in_bytes() : + return UseCompressedKlassPointers ? klass_gap_offset_in_bytes() : sizeof(arrayOopDesc); }