globals_windows_x86.hpp revision 1064:473cce303f13
1/* 2 * Copyright 2000-2009 Sun Microsystems, Inc. All Rights Reserved. 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 * 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 20 * CA 95054 USA or visit www.sun.com if you need additional information or 21 * have any questions. 22 * 23 */ 24 25// Sets the default values for platform dependent flags used by the runtime system. 26// (see globals.hpp) 27 28define_pd_global(bool, DontYieldALot, false); 29 30// Default stack size on Windows is determined by the executable (java.exe 31// has a default value of 320K/1MB [32bit/64bit]). Depending on Windows version, changing 32// ThreadStackSize to non-zero may have significant impact on memory usage. 33// See comments in os_windows.cpp. 34define_pd_global(intx, ThreadStackSize, 0); // 0 => use system default 35define_pd_global(intx, VMThreadStackSize, 0); // 0 => use system default 36 37#ifdef ASSERT 38define_pd_global(intx, CompilerThreadStackSize, 1024); 39#else 40define_pd_global(intx, CompilerThreadStackSize, 0); 41#endif 42 43define_pd_global(uintx, JVMInvokeMethodSlack, 8192); 44 45// Only used on 64 bit platforms 46define_pd_global(uintx, HeapBaseMinAddress, 2*G); 47// Only used on 64 bit Windows platforms 48define_pd_global(bool, UseVectoredExceptions, false); 49