comparison src/os_cpu/linux_x86/vm/globals_linux_x86.hpp @ 0:a61af66fc99e jdk7-b24

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author duke
date Sat, 01 Dec 2007 00:00:00 +0000
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children 660978a2a31a
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-1:000000000000 0:a61af66fc99e
1 /*
2 * Copyright 2000-2005 Sun Microsystems, Inc. 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 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 define_pd_global(bool, DontYieldALot, false);
30 #ifdef AMD64
31 define_pd_global(intx, ThreadStackSize, 1024); // 0 => use system default
32 define_pd_global(intx, VMThreadStackSize, 1024);
33 #else
34 // ThreadStackSize 320 allows TaggedStackInterpreter and a couple of test cases
35 // to run while keeping the number of threads that can be created high.
36 // System default ThreadStackSize appears to be 512 which is too big.
37 define_pd_global(intx, ThreadStackSize, 320);
38 define_pd_global(intx, VMThreadStackSize, 512);
39 #endif // AMD64
40
41 define_pd_global(intx, CompilerThreadStackSize, 0);
42 define_pd_global(intx, SurvivorRatio, 8);
43
44 define_pd_global(uintx, JVMInvokeMethodSlack, 8192);
45
46 // Only used on 64 bit Windows platforms
47 define_pd_global(bool, UseVectoredExceptions, false);