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eab380d8 | 1 | /* Machine-specific pthread type layouts. SPARC version. |
688903eb | 2 | Copyright (C) 2003-2018 Free Software Foundation, Inc. |
eab380d8 AZ |
3 | This file is part of the GNU C Library. |
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 | |
17 | <http://www.gnu.org/licenses/>. */ | |
18 | ||
19 | #ifndef _BITS_PTHREADTYPES_ARCH_H | |
20 | #define _BITS_PTHREADTYPES_ARCH_H 1 | |
21 | ||
22 | #include <bits/wordsize.h> | |
23 | ||
24 | #if __WORDSIZE == 64 | |
25 | # define __SIZEOF_PTHREAD_ATTR_T 56 | |
26 | # define __SIZEOF_PTHREAD_MUTEX_T 40 | |
27 | # define __SIZEOF_PTHREAD_CONDATTR_T 4 | |
28 | # define __SIZEOF_PTHREAD_RWLOCK_T 56 | |
29 | # define __SIZEOF_PTHREAD_BARRIER_T 32 | |
30 | #else | |
31 | # define __SIZEOF_PTHREAD_ATTR_T 36 | |
32 | # define __SIZEOF_PTHREAD_MUTEX_T 24 | |
33 | # define __SIZEOF_PTHREAD_CONDATTR_T 4 | |
34 | # define __SIZEOF_PTHREAD_RWLOCK_T 32 | |
35 | # define __SIZEOF_PTHREAD_BARRIER_T 20 | |
36 | #endif | |
37 | #define __SIZEOF_PTHREAD_MUTEXATTR_T 4 | |
38 | #define __SIZEOF_PTHREAD_COND_T 48 | |
39 | #define __SIZEOF_PTHREAD_RWLOCKATTR_T 8 | |
40 | #define __SIZEOF_PTHREAD_BARRIERATTR_T 4 | |
41 | ||
42 | /* Definitions for internal mutex struct. */ | |
43 | #define __PTHREAD_COMPAT_PADDING_MID | |
44 | #define __PTHREAD_COMPAT_PADDING_END | |
45 | #define __PTHREAD_MUTEX_LOCK_ELISION 0 | |
06be6368 AZ |
46 | #define __PTHREAD_MUTEX_NUSERS_AFTER_KIND (__WORDSIZE != 64) |
47 | #define __PTHREAD_MUTEX_USE_UNION (__WORDSIZE != 64) | |
eab380d8 AZ |
48 | |
49 | #define __LOCK_ALIGNMENT | |
50 | #define __ONCE_ALIGNMENT | |
51 | ||
52 | struct __pthread_rwlock_arch_t | |
53 | { | |
54 | unsigned int __readers; | |
55 | unsigned int __writers; | |
56 | unsigned int __wrphase_futex; | |
57 | unsigned int __writers_futex; | |
58 | unsigned int __pad3; | |
59 | unsigned int __pad4; | |
60 | #if __WORDSIZE == 64 | |
61 | int __cur_writer; | |
62 | int __shared; | |
63 | unsigned long int __pad1; | |
64 | unsigned long int __pad2; | |
65 | /* FLAGS must stay at this position in the structure to maintain | |
66 | binary compatibility. */ | |
67 | unsigned int __flags; | |
68 | #else | |
69 | unsigned char __pad1; | |
70 | unsigned char __pad2; | |
71 | unsigned char __shared; | |
72 | /* FLAGS must stay at this position in the structure to maintain | |
73 | binary compatibility. */ | |
74 | unsigned char __flags; | |
75 | int __cur_writer; | |
76 | #endif | |
77 | }; | |
78 | ||
79 | #define __PTHREAD_RWLOCK_ELISION_EXTRA 0 | |
80 | ||
81 | #endif /* bits/pthreadtypes.h */ |