src/cpu/zero/vm/globals_zero.hpp

Thu, 07 Oct 2010 15:12:57 -0400

author
bobv
date
Thu, 07 Oct 2010 15:12:57 -0400
changeset 2223
3dc12ef8735e
parent 1907
c18cbe5936b8
child 2314
f95d63e2154a
permissions
-rw-r--r--

6989297: Integrate additional portability improvements
Reviewed-by: vladidan, dholmes

     1 /*
     2  * Copyright (c) 2000, 2006, Oracle and/or its affiliates. All rights reserved.
     3  * Copyright 2007, 2008, 2009, 2010 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  */
    26 // Set the default values for platform dependent flags used by the
    27 // runtime system.  See globals.hpp for details of what they do.
    29 define_pd_global(bool,  ConvertSleepToYield,  true);
    30 define_pd_global(bool,  ShareVtableStubs,     true);
    31 define_pd_global(bool,  CountInterpCalls,     true);
    32 define_pd_global(bool,  NeedsDeoptSuspend,    false);
    34 define_pd_global(bool,  ImplicitNullChecks,   true);
    35 define_pd_global(bool,  UncommonNullCast,     true);
    37 define_pd_global(intx,  CodeEntryAlignment,   32);
    38 define_pd_global(intx,  OptoLoopAlignment,    16);
    39 define_pd_global(intx,  InlineFrequencyCount, 100);
    40 define_pd_global(intx,  PreInflateSpin,       10);
    42 define_pd_global(intx,  StackYellowPages,     2);
    43 define_pd_global(intx,  StackRedPages,        1);
    44 define_pd_global(intx,  StackShadowPages,     5 LP64_ONLY(+1) DEBUG_ONLY(+3));
    46 define_pd_global(bool,  RewriteBytecodes,     true);
    47 define_pd_global(bool,  RewriteFrequentPairs, true);
    49 define_pd_global(bool,  UseMembar,            false);

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