Tue, 15 Nov 2011 20:17:33 +0100
7110152: assert(size_in_words <= (julong)max_jint) failed: no overflow
Summary: Reduce what arrayOopDesc::max_array_length() returns to avoid int overflow
Reviewed-by: kvn, dholmes, tonyp
1 /*
2 * Copyright (c) 2007, 2011, 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 */
25 #ifndef SHARE_VM_OOPS_KLASSPS_HPP
26 #define SHARE_VM_OOPS_KLASSPS_HPP
28 // Expands to Parallel Scavenge and Parallel Old declarations
30 #ifndef SERIALGC
31 #define PARALLEL_GC_DECLS \
32 virtual void oop_push_contents(PSPromotionManager* pm, oop obj); \
33 /* Parallel Old GC support \
34 \
35 The 2-arg version of oop_update_pointers is for objects that are \
36 known not to cross chunk boundaries. The 4-arg version is for \
37 objects that do (or may) cross chunk boundaries; it updates only those \
38 oops that are in the region [beg_addr, end_addr). */ \
39 virtual void oop_follow_contents(ParCompactionManager* cm, oop obj); \
40 virtual int oop_update_pointers(ParCompactionManager* cm, oop obj);
42 // Pure virtual version for klass.hpp
43 #define PARALLEL_GC_DECLS_PV \
44 virtual void oop_push_contents(PSPromotionManager* pm, oop obj) = 0; \
45 virtual void oop_follow_contents(ParCompactionManager* cm, oop obj) = 0; \
46 virtual int oop_update_pointers(ParCompactionManager* cm, oop obj) = 0;
47 #else // SERIALGC
48 #define PARALLEL_GC_DECLS
49 #define PARALLEL_GC_DECLS_PV
50 #endif // SERIALGC
52 #endif // SHARE_VM_OOPS_KLASSPS_HPP