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04277e02 | 1 | /* Copyright (C) 2010-2019 Free Software Foundation, Inc. |
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2 | This file is part of the GNU C Library. |
3 | Contributed by Maxim Kuvyrkov <maxim@codesourcery.com>, 2010. | |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library. If not, see | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
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18 | |
19 | #ifndef _BITS_PTHREADTYPES_ARCH_H | |
20 | #define _BITS_PTHREADTYPES_ARCH_H 1 | |
21 | ||
22 | #include <endian.h> | |
23 | ||
24 | #define __SIZEOF_PTHREAD_ATTR_T 36 | |
25 | #define __SIZEOF_PTHREAD_MUTEX_T 24 | |
26 | #define __SIZEOF_PTHREAD_MUTEXATTR_T 4 | |
27 | #define __SIZEOF_PTHREAD_COND_T 48 | |
28 | #define __SIZEOF_PTHREAD_CONDATTR_T 4 | |
29 | #define __SIZEOF_PTHREAD_RWLOCK_T 32 | |
30 | #define __SIZEOF_PTHREAD_RWLOCKATTR_T 8 | |
31 | #define __SIZEOF_PTHREAD_BARRIER_T 20 | |
32 | #define __SIZEOF_PTHREAD_BARRIERATTR_T 4 | |
33 | ||
34 | /* Data structure for mutex handling. */ | |
35 | #define __PTHREAD_COMPAT_PADDING_MID | |
36 | #define __PTHREAD_COMPAT_PADDING_END | |
37 | #define __PTHREAD_MUTEX_LOCK_ELISION 0 | |
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38 | #define __PTHREAD_MUTEX_NUSERS_AFTER_KIND 1 |
39 | #define __PTHREAD_MUTEX_USE_UNION 1 | |
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40 | |
41 | #define __LOCK_ALIGNMENT __attribute__ ((__aligned__ (4))) | |
42 | #define __ONCE_ALIGNMENT __attribute__ ((__aligned__ (4))) | |
43 | ||
44 | struct __pthread_rwlock_arch_t | |
45 | { | |
46 | unsigned int __readers __attribute__ ((__aligned__ (4))); | |
47 | unsigned int __writers; | |
48 | unsigned int __wrphase_futex; | |
49 | unsigned int __writers_futex; | |
50 | unsigned int __pad3; | |
51 | unsigned int __pad4; | |
52 | unsigned char __pad1; | |
53 | unsigned char __pad2; | |
54 | unsigned char __shared; | |
55 | /* FLAGS must stay at this position in the structure to maintain | |
56 | binary compatibility. */ | |
57 | unsigned char __flags; | |
58 | int __cur_writer; | |
59 | }; | |
60 | ||
61 | #define __PTHREAD_RWLOCK_ELISION_EXTRA 0 | |
62 | ||
63 | #endif /* bits/pthreadtypes.h */ |