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1 | /* Copyright (C) 2012-2022 Free Software Foundation, Inc. | |
2 | Contributed by Richard Henderson <rth@redhat.com>. | |
3 | ||
4 | This file is part of the GNU Atomic Library (libatomic). | |
5 | ||
6 | Libatomic is free software; you can redistribute it and/or modify it | |
7 | under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 3 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | Libatomic is distributed in the hope that it will be useful, but WITHOUT ANY | |
12 | WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS | |
13 | FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
14 | more details. | |
15 | ||
16 | Under Section 7 of GPL version 3, you are granted additional | |
17 | permissions described in the GCC Runtime Library Exception, version | |
18 | 3.1, as published by the Free Software Foundation. | |
19 | ||
20 | You should have received a copy of the GNU General Public License and | |
21 | a copy of the GCC Runtime Library Exception along with this program; | |
22 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
23 | <http://www.gnu.org/licenses/>. */ | |
24 | ||
25 | /* Included after all more target-specific host-config.h. */ | |
26 | ||
27 | ||
28 | #ifndef protect_start_end | |
29 | # ifdef HAVE_ATTRIBUTE_VISIBILITY | |
30 | # pragma GCC visibility push(hidden) | |
31 | # endif | |
32 | ||
33 | void libat_lock_1 (void *ptr); | |
34 | void libat_unlock_1 (void *ptr); | |
35 | ||
36 | static inline UWORD | |
37 | protect_start (void *ptr) | |
38 | { | |
39 | libat_lock_1 (ptr); | |
40 | return 0; | |
41 | } | |
42 | ||
43 | static inline void | |
44 | protect_end (void *ptr, UWORD dummy UNUSED) | |
45 | { | |
46 | libat_unlock_1 (ptr); | |
47 | } | |
48 | ||
49 | # define protect_start_end 1 | |
50 | # ifdef HAVE_ATTRIBUTE_VISIBILITY | |
51 | # pragma GCC visibility pop | |
52 | # endif | |
53 | #endif /* protect_start_end */ | |
54 | ||
55 | #include_next <host-config.h> |