1 /* 2 * Copyright (c) 2000, 2009, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 // Sets the default values for platform dependent flags used by the runtime system. 26 // (see globals.hpp) 27 28 define_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. 34 define_pd_global(intx, ThreadStackSize, 0); // 0 => use system default 35 define_pd_global(intx, VMThreadStackSize, 0); // 0 => use system default 36 37 #ifdef ASSERT 38 define_pd_global(intx, CompilerThreadStackSize, 1024); 39 #else 40 define_pd_global(intx, CompilerThreadStackSize, 0); 41 #endif 42 43 define_pd_global(uintx, JVMInvokeMethodSlack, 8192); 44 45 // Only used on 64 bit platforms 46 define_pd_global(uintx, HeapBaseMinAddress, 2*G); 47 // Only used on 64 bit Windows platforms 48 define_pd_global(bool, UseVectoredExceptions, false);