0
|
1 /*
|
|
2 * Copyright 1997-2006 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 # include "incls/_precompiled.incl"
|
|
26 # include "incls/_accessFlags.cpp.incl"
|
|
27
|
|
28
|
|
29 void AccessFlags::atomic_set_bits(jint bits) {
|
|
30 // Atomically update the flags with the bits given
|
|
31 jint old_flags, new_flags, f;
|
|
32 do {
|
|
33 old_flags = _flags;
|
|
34 new_flags = old_flags | bits;
|
|
35 f = Atomic::cmpxchg(new_flags, &_flags, old_flags);
|
|
36 } while(f != old_flags);
|
|
37 }
|
|
38
|
|
39 void AccessFlags::atomic_clear_bits(jint bits) {
|
|
40 // Atomically update the flags with the bits given
|
|
41 jint old_flags, new_flags, f;
|
|
42 do {
|
|
43 old_flags = _flags;
|
|
44 new_flags = old_flags & ~bits;
|
|
45 f = Atomic::cmpxchg(new_flags, &_flags, old_flags);
|
|
46 } while(f != old_flags);
|
|
47 }
|
|
48
|
|
49 #ifndef PRODUCT
|
|
50
|
|
51 void AccessFlags::print_on(outputStream* st) const {
|
|
52 if (is_public ()) st->print("public " );
|
|
53 if (is_private ()) st->print("private " );
|
|
54 if (is_protected ()) st->print("protected " );
|
|
55 if (is_static ()) st->print("static " );
|
|
56 if (is_final ()) st->print("final " );
|
|
57 if (is_synchronized()) st->print("synchronized ");
|
|
58 if (is_volatile ()) st->print("volatile " );
|
|
59 if (is_transient ()) st->print("transient " );
|
|
60 if (is_native ()) st->print("native " );
|
|
61 if (is_interface ()) st->print("interface " );
|
|
62 if (is_abstract ()) st->print("abstract " );
|
|
63 if (is_strict ()) st->print("strict " );
|
|
64 if (is_synthetic ()) st->print("synthetic " );
|
|
65 if (is_old ()) st->print("{old} " );
|
|
66 if (is_obsolete ()) st->print("{obsolete} " );
|
|
67 }
|
|
68
|
|
69 #endif
|
|
70
|
|
71 void accessFlags_init() {
|
|
72 assert(sizeof(AccessFlags) == sizeof(jint), "just checking size of flags");
|
|
73 }
|