Wed, 02 Nov 2011 08:04:23 +0100
7106751: G1: gc/gctests/nativeGC03 crashes VM with SIGSEGV
Summary: _cset_rs_update_cl[] was indexed with values beyond what it is set up to handle.
Reviewed-by: ysr, jmasa, johnc
1 /*
2 * Copyright (c) 2001, 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
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23 */
25 #ifndef SHARE_VM_GC_IMPLEMENTATION_G1_G1_SPECIALIZED_OOP_CLOSURES_HPP
26 #define SHARE_VM_GC_IMPLEMENTATION_G1_G1_SPECIALIZED_OOP_CLOSURES_HPP
28 // The following OopClosure types get specialized versions of
29 // "oop_oop_iterate" that invoke the closures' do_oop methods
30 // non-virtually, using a mechanism defined in this file. Extend these
31 // macros in the obvious way to add specializations for new closures.
33 // Forward declarations.
34 enum G1Barrier {
35 G1BarrierNone, G1BarrierRS, G1BarrierEvac
36 };
38 template<bool do_gen_barrier, G1Barrier barrier,
39 bool do_mark_object>
40 class G1ParCopyClosure;
41 class G1ParScanClosure;
42 class G1ParPushHeapRSClosure;
44 typedef G1ParCopyClosure<false, G1BarrierEvac, false> G1ParScanHeapEvacClosure;
46 class FilterIntoCSClosure;
47 class FilterOutOfRegionClosure;
48 class G1CMOopClosure;
50 #ifdef FURTHER_SPECIALIZED_OOP_OOP_ITERATE_CLOSURES
51 #error "FURTHER_SPECIALIZED_OOP_OOP_ITERATE_CLOSURES already defined."
52 #endif
54 #define FURTHER_SPECIALIZED_OOP_OOP_ITERATE_CLOSURES(f) \
55 f(G1ParScanHeapEvacClosure,_nv) \
56 f(G1ParScanClosure,_nv) \
57 f(G1ParPushHeapRSClosure,_nv) \
58 f(FilterIntoCSClosure,_nv) \
59 f(FilterOutOfRegionClosure,_nv) \
60 f(G1CMOopClosure,_nv)
62 #ifdef FURTHER_SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES
63 #error "FURTHER_SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES already defined."
64 #endif
66 #define FURTHER_SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES(f)
68 #endif // SHARE_VM_GC_IMPLEMENTATION_G1_G1_SPECIALIZED_OOP_CLOSURES_HPP