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comparison src/share/vm/ci/ciMetadata.cpp @ 6725:da91efe96a93

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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
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children 78bbf4d43a14
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6724:36d1d483d5d6 6725:da91efe96a93
1 /*
2 * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #include "precompiled.hpp"
26 #include "ci/ciObject.hpp"
27 #include "ci/ciUtilities.hpp"
28 #include "gc_interface/collectedHeap.inline.hpp"
29 #include "oops/oop.inline2.hpp"
30
31 // ------------------------------------------------------------------
32 // ciMetadata::print
33 //
34 // Print debugging output about this ciMetadata.
35 //
36 // Implementation note: dispatch to the virtual print_impl behavior
37 // for this ciObject.
38 void ciMetadata::print(outputStream* st) {
39 st->print("<%s", type_string());
40 GUARDED_VM_ENTRY(print_impl(st);)
41 st->print(" ident=%d address=0x%x>", ident(), (address)this);
42 }
43
44
45 // ------------------------------------------------------------------
46 // ciMetadata::print_oop
47 //
48 // Print debugging output about the metadata this ciMetadata represents.
49 void ciMetadata::print_metadata(outputStream* st) {
50 if (!is_loaded()) {
51 st->print_cr("UNLOADED");
52 } else {
53 GUARDED_VM_ENTRY(_metadata->print_on(st);)
54 }
55 }