1 /*
2 * Copyright (c) 2005, 2008, 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 inline void oopDesc::update_contents(ParCompactionManager* cm) {
26 // The klass field must be updated before anything else
27 // can be done.
28 DEBUG_ONLY(klassOopDesc* original_klass = klass());
29
30 // Can the option to update and/or copy be moved up in the
31 // call chain to avoid calling into here?
32
33 if (PSParallelCompact::should_update_klass(klass())) {
34 update_header();
35 assert(klass()->is_klass(), "Not updated correctly");
36 } else {
37 assert(klass()->is_klass(), "Not updated");
38 }
39
40 Klass* new_klass = blueprint();
41 if (!new_klass->oop_is_typeArray()) {
42 // It might contain oops beyond the header, so take the virtual call.
43 new_klass->oop_update_pointers(cm, this);
44 }
116 }
117 return forwardee();
118 }
119
120 inline void oopDesc::update_header() {
121 if (UseCompressedOops) {
122 PSParallelCompact::adjust_pointer(compressed_klass_addr());
123 } else {
124 PSParallelCompact::adjust_pointer(klass_addr());
125 }
126 }
127
128 inline void oopDesc::update_header(HeapWord* beg_addr, HeapWord* end_addr) {
129 if (UseCompressedOops) {
130 PSParallelCompact::adjust_pointer(compressed_klass_addr(),
131 beg_addr, end_addr);
132 } else {
133 PSParallelCompact::adjust_pointer(klass_addr(), beg_addr, end_addr);
134 }
135 }
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1 /*
2 * Copyright (c) 2005, 2010, 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 #ifndef SHARE_VM_OOPS_OOP_PCGC_INLINE_HPP
26 #define SHARE_VM_OOPS_OOP_PCGC_INLINE_HPP
27
28 #ifndef SERIALGC
29 #include "gc_implementation/parNew/parNewGeneration.hpp"
30 #include "gc_implementation/parallelScavenge/parallelScavengeHeap.hpp"
31 #include "gc_implementation/parallelScavenge/psCompactionManager.hpp"
32 #include "gc_implementation/parallelScavenge/psParallelCompact.hpp"
33 #include "gc_implementation/parallelScavenge/psScavenge.hpp"
34 #include "gc_implementation/parallelScavenge/psScavenge.inline.hpp"
35 #endif
36
37 inline void oopDesc::update_contents(ParCompactionManager* cm) {
38 // The klass field must be updated before anything else
39 // can be done.
40 DEBUG_ONLY(klassOopDesc* original_klass = klass());
41
42 // Can the option to update and/or copy be moved up in the
43 // call chain to avoid calling into here?
44
45 if (PSParallelCompact::should_update_klass(klass())) {
46 update_header();
47 assert(klass()->is_klass(), "Not updated correctly");
48 } else {
49 assert(klass()->is_klass(), "Not updated");
50 }
51
52 Klass* new_klass = blueprint();
53 if (!new_klass->oop_is_typeArray()) {
54 // It might contain oops beyond the header, so take the virtual call.
55 new_klass->oop_update_pointers(cm, this);
56 }
128 }
129 return forwardee();
130 }
131
132 inline void oopDesc::update_header() {
133 if (UseCompressedOops) {
134 PSParallelCompact::adjust_pointer(compressed_klass_addr());
135 } else {
136 PSParallelCompact::adjust_pointer(klass_addr());
137 }
138 }
139
140 inline void oopDesc::update_header(HeapWord* beg_addr, HeapWord* end_addr) {
141 if (UseCompressedOops) {
142 PSParallelCompact::adjust_pointer(compressed_klass_addr(),
143 beg_addr, end_addr);
144 } else {
145 PSParallelCompact::adjust_pointer(klass_addr(), beg_addr, end_addr);
146 }
147 }
148
149 #endif // SHARE_VM_OOPS_OOP_PCGC_INLINE_HPP
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