Mercurial > hg > graal-compiler
comparison src/os/windows/vm/interfaceSupport_windows.hpp @ 0:a61af66fc99e jdk7-b24
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author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | c18cbe5936b8 |
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1 /* | |
2 * Copyright 2005 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 // Contains inlined functions for class InterfaceSupport | |
26 | |
27 static inline void serialize_memory(JavaThread *thread) { | |
28 // due to chained nature of SEH handlers we have to be sure | |
29 // that our handler is always last handler before an attempt to write | |
30 // into serialization page - it can fault if we access this page | |
31 // right in the middle of protect/unprotect sequence by remote | |
32 // membar logic. | |
33 // __try/__except are very lightweight operations (only several | |
34 // instructions not affecting control flow directly on x86) | |
35 // so we can use it here, on very time critical path | |
36 __try { | |
37 os::write_memory_serialize_page(thread); | |
38 } __except (os::win32:: | |
39 serialize_fault_filter((_EXCEPTION_POINTERS*)_exception_info())) | |
40 {} | |
41 } |