Mercurial > hg > truffle
annotate src/os_cpu/solaris_sparc/vm/globals_solaris_sparc.hpp @ 1389:5dbd9300cf9c
6943926: G1: Integer overflow during heap region verification
Summary: The expression that calculates the live bytes for a heap region can overflow for a suitably large humongous region/object. Cache the object size in a suitably sized local variable so that the expression is converted to a wider type.
Reviewed-by: tonyp, jmasa, iveresov, apetrusenko
author | johnc |
---|---|
date | Thu, 15 Apr 2010 15:52:55 -0700 |
parents | bd02caa94611 |
children | c18cbe5936b8 |
rev | line source |
---|---|
0 | 1 /* |
844 | 2 * Copyright 2000-2009 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 // | |
26 // Sets the default values for platform dependent flags used by the runtime system. | |
27 // (see globals.hpp) | |
28 // | |
29 | |
30 define_pd_global(uintx, JVMInvokeMethodSlack, 12288); | |
31 define_pd_global(intx, CompilerThreadStackSize, 0); | |
32 | |
642
660978a2a31a
6791178: Specialize for zero as the compressed oop vm heap base
kvn
parents:
0
diff
changeset
|
33 // Only used on 64 bit platforms |
660978a2a31a
6791178: Specialize for zero as the compressed oop vm heap base
kvn
parents:
0
diff
changeset
|
34 define_pd_global(uintx, HeapBaseMinAddress, 4*G); |
0 | 35 // Only used on 64 bit Windows platforms |
36 define_pd_global(bool, UseVectoredExceptions, false); | |
642
660978a2a31a
6791178: Specialize for zero as the compressed oop vm heap base
kvn
parents:
0
diff
changeset
|
37 |
660978a2a31a
6791178: Specialize for zero as the compressed oop vm heap base
kvn
parents:
0
diff
changeset
|
38 |