Mercurial > hg > truffle
annotate src/cpu/x86/vm/globals_x86.hpp @ 4582:b24386206122
Made all vm builds go into subdirectories, even product builds to simplify building the various types of VMs (server, client and graal).
Made HotSpot build jobs use the number of CPUs on the host machine.
author | Doug Simon <doug.simon@oracle.com> |
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date | Mon, 13 Feb 2012 23:13:37 +0100 |
parents | f08d439fab8c |
children | 849412a95e45 8f4eb44b3b76 |
rev | line source |
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0 | 1 /* |
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2 * Copyright (c) 2000, 2011, Oracle and/or its affiliates. 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 * | |
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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. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #ifndef CPU_X86_VM_GLOBALS_X86_HPP |
26 #define CPU_X86_VM_GLOBALS_X86_HPP | |
27 | |
28 #include "utilities/globalDefinitions.hpp" | |
29 #include "utilities/macros.hpp" | |
30 | |
0 | 31 // Sets the default values for platform dependent flags used by the runtime system. |
32 // (see globals.hpp) | |
33 | |
1064 | 34 define_pd_global(bool, ConvertSleepToYield, true); |
35 define_pd_global(bool, ShareVtableStubs, true); | |
36 define_pd_global(bool, CountInterpCalls, true); | |
37 define_pd_global(bool, NeedsDeoptSuspend, false); // only register window machines need this | |
0 | 38 |
1064 | 39 define_pd_global(bool, ImplicitNullChecks, true); // Generate code for implicit null checks |
40 define_pd_global(bool, UncommonNullCast, true); // Uncommon-trap NULLs past to check cast | |
0 | 41 |
42 // See 4827828 for this change. There is no globals_core_i486.hpp. I can't | |
43 // assign a different value for C2 without touching a number of files. Use | |
44 // #ifdef to minimize the change as it's late in Mantis. -- FIXME. | |
45 // c1 doesn't have this problem because the fix to 4858033 assures us | |
46 // the the vep is aligned at CodeEntryAlignment whereas c2 only aligns | |
47 // the uep and the vep doesn't get real alignment but just slops on by | |
48 // only assured that the entry instruction meets the 5 byte size requirement. | |
49 #ifdef COMPILER2 | |
1064 | 50 define_pd_global(intx, CodeEntryAlignment, 32); |
0 | 51 #else |
1064 | 52 define_pd_global(intx, CodeEntryAlignment, 16); |
0 | 53 #endif // COMPILER2 |
1365 | 54 define_pd_global(intx, OptoLoopAlignment, 16); |
1064 | 55 define_pd_global(intx, InlineFrequencyCount, 100); |
56 define_pd_global(intx, InlineSmallCode, 1000); | |
0 | 57 |
1064 | 58 define_pd_global(intx, StackYellowPages, 2); |
59 define_pd_global(intx, StackRedPages, 1); | |
0 | 60 #ifdef AMD64 |
61 // Very large C++ stack frames using solaris-amd64 optimized builds | |
62 // due to lack of optimization caused by C++ compiler bugs | |
63 define_pd_global(intx, StackShadowPages, SOLARIS_ONLY(20) NOT_SOLARIS(6) DEBUG_ONLY(+2)); | |
64 #else | |
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65 define_pd_global(intx, StackShadowPages, 3 DEBUG_ONLY(+5)); |
0 | 66 #endif // AMD64 |
67 | |
1064 | 68 define_pd_global(intx, PreInflateSpin, 10); |
0 | 69 |
70 define_pd_global(bool, RewriteBytecodes, true); | |
71 define_pd_global(bool, RewriteFrequentPairs, true); | |
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72 |
3960 | 73 #ifdef _ALLBSD_SOURCE |
74 define_pd_global(bool, UseMembar, true); | |
75 #else | |
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76 define_pd_global(bool, UseMembar, false); |
3960 | 77 #endif |
1972 | 78 |
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79 // GC Ergo Flags |
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80 define_pd_global(intx, CMSYoungGenPerWorker, 64*M); // default max size of CMS young gen, per GC worker thread |
1972 | 81 #endif // CPU_X86_VM_GLOBALS_X86_HPP |