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annotate src/os_cpu/bsd_x86/vm/globals_bsd_x86.hpp @ 6725:da91efe96a93

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6964458: Reimplement class meta-data storage to use native memory Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>
author coleenp
date Sat, 01 Sep 2012 13:25:18 -0400
parents f08d439fab8c
children 5ec0c42da025
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1 /*
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2 * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #ifndef OS_CPU_BSD_X86_VM_GLOBALS_BSD_X86_HPP
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26 #define OS_CPU_BSD_X86_VM_GLOBALS_BSD_X86_HPP
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27
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28 //
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29 // Sets the default values for platform dependent flags used by the runtime system.
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30 // (see globals.hpp)
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31 //
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32 define_pd_global(bool, DontYieldALot, false);
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33 #ifdef AMD64
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34 define_pd_global(intx, ThreadStackSize, 1024); // 0 => use system default
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35 define_pd_global(intx, VMThreadStackSize, 1024);
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36 #else
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37 // ThreadStackSize 320 allows a couple of test cases to run while
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38 // keeping the number of threads that can be created high. System
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39 // default ThreadStackSize appears to be 512 which is too big.
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40 define_pd_global(intx, ThreadStackSize, 320);
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41 define_pd_global(intx, VMThreadStackSize, 512);
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42 #endif // AMD64
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43
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44 define_pd_global(intx, CompilerThreadStackSize, 0);
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45 define_pd_global(intx, SurvivorRatio, 8);
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46
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47 define_pd_global(uintx, JVMInvokeMethodSlack, 8192);
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48
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49 // Used on 64 bit platforms for UseCompressedOops base address or CDS
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50 define_pd_global(uintx, HeapBaseMinAddress, 2*G);
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51 // Only used on 64 bit Windows platforms
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52 define_pd_global(bool, UseVectoredExceptions, false);
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53
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54 #endif // OS_CPU_BSD_X86_VM_GLOBALS_BSD_X86_HPP