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annotate src/cpu/zero/vm/globals_zero.hpp @ 1010:354d3184f6b2

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6890308: integrate zero assembler hotspot changes Reviewed-by: never Contributed-by: gbenson@redhat.com
author never
date Tue, 13 Oct 2009 12:04:21 -0700
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children 473cce303f13
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1010
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1 /*
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2 * Copyright 2000-2006 Sun Microsystems, Inc. All Rights Reserved.
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3 * Copyright 2007, 2008, 2009 Red Hat, Inc.
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4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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5 *
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6 * This code is free software; you can redistribute it and/or modify it
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7 * under the terms of the GNU General Public License version 2 only, as
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8 * published by the Free Software Foundation.
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9 *
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10 * This code is distributed in the hope that it will be useful, but WITHOUT
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11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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13 * version 2 for more details (a copy is included in the LICENSE file that
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14 * accompanied this code).
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15 *
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16 * You should have received a copy of the GNU General Public License version
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17 * 2 along with this work; if not, write to the Free Software Foundation,
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18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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19 *
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20 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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21 * CA 95054 USA or visit www.sun.com if you need additional information or
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22 * have any questions.
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23 *
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24 */
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25
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26 //
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27 // Set the default values for platform dependent flags used by the
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28 // runtime system. See globals.hpp for details of what they do.
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29 //
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30
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31 define_pd_global(bool, ConvertSleepToYield, true);
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32 define_pd_global(bool, ShareVtableStubs, true);
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33 define_pd_global(bool, CountInterpCalls, true);
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34 define_pd_global(bool, NeedsDeoptSuspend, false);
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35
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36 define_pd_global(bool, ImplicitNullChecks, true);
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37 define_pd_global(bool, UncommonNullCast, true);
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38
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39 define_pd_global(intx, CodeEntryAlignment, 32);
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40 define_pd_global(uintx, TLABSize, 0);
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41 #ifdef _LP64
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42 define_pd_global(uintx, NewSize, ScaleForWordSize(2048 * K));
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43 #else
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44 define_pd_global(uintx, NewSize, ScaleForWordSize(1024 * K));
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45 #endif // _LP64
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46 define_pd_global(intx, InlineFrequencyCount, 100);
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47 define_pd_global(intx, InlineSmallCode, 1000);
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48 define_pd_global(intx, PreInflateSpin, 10);
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49
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50 define_pd_global(intx, StackYellowPages, 2);
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51 define_pd_global(intx, StackRedPages, 1);
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52 define_pd_global(intx, StackShadowPages, 3 LP64_ONLY(+3) DEBUG_ONLY(+3));
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53
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54 define_pd_global(bool, RewriteBytecodes, true);
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55 define_pd_global(bool, RewriteFrequentPairs, true);