Mercurial > hg > graal-compiler
annotate src/share/vm/gc_implementation/shared/immutableSpace.cpp @ 353:9bb2c10ac07b
6723570: G1: assertion failure: p == current_top or oop(p)->is_oop(),"p is not a block start" (revisited!)
Summary: Fixed the incorrect assigment to G1OffsetTableContigSpace::_gc_time_stamp. Also added a little more paranoia to operations on a global timestamp.
Reviewed-by: tonyp
author | iveresov |
---|---|
date | Thu, 10 Jul 2008 09:29:54 -0700 |
parents | d1635bf93939 |
children | d1605aabd0a1 |
rev | line source |
---|---|
0 | 1 /* |
2 * Copyright 2001-2006 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
20 * CA 95054 USA or visit www.sun.com if you need additional information or | |
21 * have any questions. | |
22 * | |
23 */ | |
24 | |
25 # include "incls/_precompiled.incl" | |
26 # include "incls/_immutableSpace.cpp.incl" | |
27 | |
28 void ImmutableSpace::initialize(MemRegion mr) { | |
29 HeapWord* bottom = mr.start(); | |
30 HeapWord* end = mr.end(); | |
31 | |
32 assert(Universe::on_page_boundary(bottom) && Universe::on_page_boundary(end), | |
33 "invalid space boundaries"); | |
34 | |
35 _bottom = bottom; | |
36 _end = end; | |
37 } | |
38 | |
39 void ImmutableSpace::oop_iterate(OopClosure* cl) { | |
40 HeapWord* obj_addr = bottom(); | |
41 HeapWord* t = end(); | |
42 // Could call objects iterate, but this is easier. | |
43 while (obj_addr < t) { | |
44 obj_addr += oop(obj_addr)->oop_iterate(cl); | |
45 } | |
46 } | |
47 | |
48 void ImmutableSpace::object_iterate(ObjectClosure* cl) { | |
49 HeapWord* p = bottom(); | |
50 while (p < end()) { | |
51 cl->do_object(oop(p)); | |
52 p += oop(p)->size(); | |
53 } | |
54 } | |
55 | |
56 #ifndef PRODUCT | |
57 | |
58 void ImmutableSpace::print_short() const { | |
59 tty->print(" space " SIZE_FORMAT "K, 100%% used", capacity_in_bytes() / K); | |
60 } | |
61 | |
62 void ImmutableSpace::print() const { | |
63 print_short(); | |
64 tty->print_cr(" [%#-6lx,%#-6lx)", bottom(), end()); | |
65 } | |
66 | |
67 #endif | |
68 | |
190
d1635bf93939
6711930: NUMA allocator: ParOld can create a hole less than minimal object size in the lgrp chunk
iveresov
parents:
0
diff
changeset
|
69 void ImmutableSpace::verify(bool allow_dirty) { |
0 | 70 HeapWord* p = bottom(); |
71 HeapWord* t = end(); | |
72 HeapWord* prev_p = NULL; | |
73 while (p < t) { | |
74 oop(p)->verify(); | |
75 prev_p = p; | |
76 p += oop(p)->size(); | |
77 } | |
78 guarantee(p == end(), "end of last object must match end of space"); | |
79 } |