133
|
1 /*
|
196
|
2 * Copyright 1999-2008 Sun Microsystems, Inc. All Rights Reserved.
|
133
|
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 //
|
|
26 // NOTE: we are back in class os here, not Linux
|
|
27 //
|
|
28 static jint (*atomic_xchg_func) (jint, volatile jint*);
|
|
29 static jint (*atomic_cmpxchg_func) (jint, volatile jint*, jint);
|
|
30 static jlong (*atomic_cmpxchg_long_func)(jlong, volatile jlong*, jlong);
|
|
31 static jint (*atomic_add_func) (jint, volatile jint*);
|
|
32 static void (*fence_func) ();
|
|
33
|
|
34 static jint atomic_xchg_bootstrap (jint, volatile jint*);
|
|
35 static jint atomic_cmpxchg_bootstrap (jint, volatile jint*, jint);
|
|
36 static jlong atomic_cmpxchg_long_bootstrap(jlong, volatile jlong*, jlong);
|
|
37 static jint atomic_add_bootstrap (jint, volatile jint*);
|
|
38 static void fence_bootstrap ();
|
|
39
|
|
40 static void setup_fpu() {}
|
|
41
|
|
42 static bool is_allocatable(size_t bytes);
|
|
43
|
|
44 // Used to register dynamic code cache area with the OS
|
|
45 // Note: Currently only used in 64 bit Windows implementations
|
|
46 static bool register_code_area(char *low, char *high) { return true; }
|