Mercurial > hg > truffle
diff src/share/vm/services/serviceUtil.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 | f95d63e2154a |
children | 070d523b96a7 |
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--- a/src/share/vm/services/serviceUtil.hpp Fri Aug 31 16:39:35 2012 -0700 +++ b/src/share/vm/services/serviceUtil.hpp Sat Sep 01 13:25:18 2012 -0400 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2003, 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 @@ -43,11 +43,6 @@ return false; } - // ignore KlassKlass - if (o->is_klass()) { - return false; - } - // instance if (o->is_instance()) { // instance objects are visible @@ -58,11 +53,11 @@ return true; } // java.lang.Classes are visible - o = java_lang_Class::as_klassOop(o); - if (o->is_klass()) { + Klass* k = java_lang_Class::as_Klass(o); + if (k->is_klass()) { // if it's a class for an object, an object array, or // primitive (type) array then it's visible. - klassOop klass = (klassOop)o; + Klass* klass = k; if (Klass::cast(klass)->oop_is_instance()) { return true; } @@ -77,18 +72,13 @@ } // object arrays are visible if they aren't system object arrays if (o->is_objArray()) { - objArrayOop array = (objArrayOop)o; - if (array->klass() != Universe::systemObjArrayKlassObj()) { return true; - } else { - return false; - } } // type arrays are visible if (o->is_typeArray()) { return true; } - // everything else (methodOops, ...) aren't visible + // everything else (Method*s, ...) aren't visible return false; }; // end of visible_oop()