src/cpu/zero/vm/globals_zero.hpp

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1 /*
2 * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
3 * Copyright 2007, 2008, 2009, 2010, 2011 Red Hat, Inc.
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5 *
6 * This code is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 only, as
8 * published by the Free Software Foundation.
9 *
10 * This code is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 * version 2 for more details (a copy is included in the LICENSE file that
14 * accompanied this code).
15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 * or visit www.oracle.com if you need additional information or have any
22 * questions.
23 *
24 */
25
26 #ifndef CPU_ZERO_VM_GLOBALS_ZERO_HPP
27 #define CPU_ZERO_VM_GLOBALS_ZERO_HPP
28
29 #include "utilities/globalDefinitions.hpp"
30 #include "utilities/macros.hpp"
31
32 // Set the default values for platform dependent flags used by the
33 // runtime system. See globals.hpp for details of what they do.
34
35 define_pd_global(bool, ConvertSleepToYield, true);
36 define_pd_global(bool, ShareVtableStubs, true);
37 define_pd_global(bool, CountInterpCalls, true);
38 define_pd_global(bool, NeedsDeoptSuspend, false);
39
40 define_pd_global(bool, ImplicitNullChecks, true);
41 define_pd_global(bool, TrapBasedNullChecks, false);
42 define_pd_global(bool, UncommonNullCast, true);
43
44 define_pd_global(intx, CodeEntryAlignment, 32);
45 define_pd_global(intx, OptoLoopAlignment, 16);
46 define_pd_global(intx, InlineFrequencyCount, 100);
47 define_pd_global(intx, InlineSmallCode, 1000 );
48 define_pd_global(intx, PreInflateSpin, 10);
49
50 define_pd_global(intx, StackYellowPages, 2);
51 define_pd_global(intx, StackRedPages, 1);
52 define_pd_global(intx, StackShadowPages, 5 LP64_ONLY(+1) DEBUG_ONLY(+3));
53
54 define_pd_global(bool, RewriteBytecodes, true);
55 define_pd_global(bool, RewriteFrequentPairs, true);
56
57 define_pd_global(bool, UseMembar, true);
58
59 // GC Ergo Flags
60 define_pd_global(uintx, CMSYoungGenPerWorker, 16*M); // default max size of CMS young gen, per GC worker thread
61
62 define_pd_global(uintx, TypeProfileLevel, 0);
63
64 #define ARCH_FLAGS(develop, product, diagnostic, experimental, notproduct)
65
66 #endif // CPU_ZERO_VM_GLOBALS_ZERO_HPP

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