Mercurial > hg > graal-compiler
comparison src/share/vm/runtime/os_ext.hpp @ 4749:7ab5f6318694
7125934: Add a fast unordered timestamp capability to Hotspot on x86/x64
Summary: Add rdtsc detection and inline generation.
Reviewed-by: kamg, dholmes
Contributed-by: karen.kinnear@oracle.com
author | phh |
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date | Sun, 01 Jan 2012 11:17:59 -0500 |
parents | |
children | 79f492f184d0 |
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4732:4ec93d767458 | 4749:7ab5f6318694 |
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1 /* | |
2 * Copyright (c) 2011 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 #ifndef SHARE_VM_RUNTIME_OS_EXT_HPP | |
26 #define SHARE_VM_RUNTIME_OS_EXT_HPP | |
27 | |
28 public: | |
29 static void init_globals_ext() {} // Run from init_globals(). | |
30 // See os.hpp/cpp and init.cpp. | |
31 | |
32 private: | |
33 | |
34 #endif // SHARE_VM_RUNTIME_OS_EXT_HPP |