Mercurial > hg > graal-jvmci-8
annotate src/share/vm/memory/barrierSet.inline.hpp @ 922:1a81ea4b45d4
6869822: assert(Universe::narrow_oop_shift() == 0,"use unscaled narrow oop")
Summary: Replace the assert with narrow_oop_shift set to 0.
Reviewed-by: never, jcoomes
author | kvn |
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date | Fri, 14 Aug 2009 12:23:11 -0700 |
parents | df6caf649ff7 |
children | 6aa7255741f3 |
rev | line source |
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0 | 1 /* |
196 | 2 * Copyright 2001-2008 Sun Microsystems, Inc. All Rights Reserved. |
0 | 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 // Inline functions of BarrierSet, which de-virtualize certain | |
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6700789: G1: Enable use of compressed oops with G1 heaps
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26 // performance-critical calls when the barrier is the most common |
0 | 27 // card-table kind. |
28 | |
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29 template <class T> void BarrierSet::write_ref_field_pre(T* field, oop new_val) { |
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30 if (kind() == CardTableModRef) { |
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31 ((CardTableModRefBS*)this)->inline_write_ref_field_pre(field, new_val); |
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32 } else { |
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33 write_ref_field_pre_work(field, new_val); |
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34 } |
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35 } |
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36 |
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6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
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37 void BarrierSet::write_ref_field(void* field, oop new_val) { |
0 | 38 if (kind() == CardTableModRef) { |
39 ((CardTableModRefBS*)this)->inline_write_ref_field(field, new_val); | |
40 } else { | |
41 write_ref_field_work(field, new_val); | |
42 } | |
43 } | |
44 | |
45 void BarrierSet::write_ref_array(MemRegion mr) { | |
46 if (kind() == CardTableModRef) { | |
47 ((CardTableModRefBS*)this)->inline_write_ref_array(mr); | |
48 } else { | |
49 write_ref_array_work(mr); | |
50 } | |
51 } | |
52 | |
53 void BarrierSet::write_region(MemRegion mr) { | |
54 if (kind() == CardTableModRef) { | |
55 ((CardTableModRefBS*)this)->inline_write_region(mr); | |
56 } else { | |
57 write_region_work(mr); | |
58 } | |
59 } |