src/os_cpu/linux_x86/vm/globals_linux_x86.hpp

Sat, 01 Dec 2007 00:00:00 +0000

author
duke
date
Sat, 01 Dec 2007 00:00:00 +0000
changeset 435
a61af66fc99e
child 1077
660978a2a31a
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duke@435 1 /*
duke@435 2 * Copyright 2000-2005 Sun Microsystems, Inc. All Rights Reserved.
duke@435 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435 4 *
duke@435 5 * This code is free software; you can redistribute it and/or modify it
duke@435 6 * under the terms of the GNU General Public License version 2 only, as
duke@435 7 * published by the Free Software Foundation.
duke@435 8 *
duke@435 9 * This code is distributed in the hope that it will be useful, but WITHOUT
duke@435 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435 12 * version 2 for more details (a copy is included in the LICENSE file that
duke@435 13 * accompanied this code).
duke@435 14 *
duke@435 15 * You should have received a copy of the GNU General Public License version
duke@435 16 * 2 along with this work; if not, write to the Free Software Foundation,
duke@435 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435 18 *
duke@435 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
duke@435 20 * CA 95054 USA or visit www.sun.com if you need additional information or
duke@435 21 * have any questions.
duke@435 22 *
duke@435 23 */
duke@435 24
duke@435 25 //
duke@435 26 // Sets the default values for platform dependent flags used by the runtime system.
duke@435 27 // (see globals.hpp)
duke@435 28 //
duke@435 29 define_pd_global(bool, DontYieldALot, false);
duke@435 30 #ifdef AMD64
duke@435 31 define_pd_global(intx, ThreadStackSize, 1024); // 0 => use system default
duke@435 32 define_pd_global(intx, VMThreadStackSize, 1024);
duke@435 33 #else
duke@435 34 // ThreadStackSize 320 allows TaggedStackInterpreter and a couple of test cases
duke@435 35 // to run while keeping the number of threads that can be created high.
duke@435 36 // System default ThreadStackSize appears to be 512 which is too big.
duke@435 37 define_pd_global(intx, ThreadStackSize, 320);
duke@435 38 define_pd_global(intx, VMThreadStackSize, 512);
duke@435 39 #endif // AMD64
duke@435 40
duke@435 41 define_pd_global(intx, CompilerThreadStackSize, 0);
duke@435 42 define_pd_global(intx, SurvivorRatio, 8);
duke@435 43
duke@435 44 define_pd_global(uintx, JVMInvokeMethodSlack, 8192);
duke@435 45
duke@435 46 // Only used on 64 bit Windows platforms
duke@435 47 define_pd_global(bool, UseVectoredExceptions, false);

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