Tue, 03 Aug 2010 08:13:38 -0400
6953477: Increase portability and flexibility of building Hotspot
Summary: A collection of portability improvements including shared code support for PPC, ARM platforms, software floating point, cross compilation support and improvements in error crash detail.
Reviewed-by: phh, never, coleenp, dholmes
1 /*
2 * Copyright (c) 2000, 2005, Oracle and/or its affiliates. All rights reserved.
3 * Copyright 2007, 2008, 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 //
27 // Set the default values for platform dependent flags used by the
28 // runtime system. See globals.hpp for details of what they do.
29 //
31 define_pd_global(bool, DontYieldALot, false);
32 define_pd_global(intx, ThreadStackSize, 1536);
33 #ifdef _LP64
34 define_pd_global(intx, VMThreadStackSize, 1024);
35 #else
36 define_pd_global(intx, VMThreadStackSize, 512);
37 #endif // _LP64
38 define_pd_global(intx, SurvivorRatio, 8);
39 define_pd_global(intx, CompilerThreadStackSize, 0);
40 define_pd_global(uintx, JVMInvokeMethodSlack, 8192);
42 define_pd_global(bool, UseVectoredExceptions, false);
43 // Only used on 64 bit platforms
44 define_pd_global(uintx, HeapBaseMinAddress, 2*G);