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| /* Copyright (C) 2002-2018 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#ifndef _BITS_PTHREADTYPES_ARCH_H
#define _BITS_PTHREADTYPES_ARCH_H 1
#include <bits/wordsize.h>
#ifdef __x86_64__
# if __WORDSIZE == 64
# define __SIZEOF_PTHREAD_MUTEX_T 40
# define __SIZEOF_PTHREAD_ATTR_T 56
# define __SIZEOF_PTHREAD_MUTEX_T 40
# define __SIZEOF_PTHREAD_RWLOCK_T 56
# define __SIZEOF_PTHREAD_BARRIER_T 32
# else
# define __SIZEOF_PTHREAD_MUTEX_T 32
# define __SIZEOF_PTHREAD_ATTR_T 32
# define __SIZEOF_PTHREAD_MUTEX_T 32
# define __SIZEOF_PTHREAD_RWLOCK_T 44
# define __SIZEOF_PTHREAD_BARRIER_T 20
# endif
#else
# define __SIZEOF_PTHREAD_MUTEX_T 24
# define __SIZEOF_PTHREAD_ATTR_T 36
# define __SIZEOF_PTHREAD_MUTEX_T 24
# define __SIZEOF_PTHREAD_RWLOCK_T 32
# define __SIZEOF_PTHREAD_BARRIER_T 20
#endif
#define __SIZEOF_PTHREAD_MUTEXATTR_T 4
#define __SIZEOF_PTHREAD_COND_T 48
#define __SIZEOF_PTHREAD_CONDATTR_T 4
#define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
#define __SIZEOF_PTHREAD_BARRIERATTR_T 4
/* Definitions for internal mutex struct. */
#define __PTHREAD_COMPAT_PADDING_MID
#define __PTHREAD_COMPAT_PADDING_END
#define __PTHREAD_MUTEX_LOCK_ELISION 1
#ifdef __x86_64__
# define __PTHREAD_MUTEX_NUSERS_AFTER_KIND 0
# define __PTHREAD_MUTEX_USE_UNION 0
#else
# define __PTHREAD_MUTEX_NUSERS_AFTER_KIND 1
# define __PTHREAD_MUTEX_USE_UNION 1
#endif
#define __LOCK_ALIGNMENT
#define __ONCE_ALIGNMENT
struct __pthread_rwlock_arch_t
{
unsigned int __readers;
unsigned int __writers;
unsigned int __wrphase_futex;
unsigned int __writers_futex;
unsigned int __pad3;
unsigned int __pad4;
#ifdef __x86_64__
int __cur_writer;
int __shared;
signed char __rwelision;
# ifdef __ILP32__
unsigned char __pad1[3];
# define __PTHREAD_RWLOCK_ELISION_EXTRA 0, { 0, 0, 0 }
# else
unsigned char __pad1[7];
# define __PTHREAD_RWLOCK_ELISION_EXTRA 0, { 0, 0, 0, 0, 0, 0, 0 }
# endif
unsigned long int __pad2;
/* FLAGS must stay at this position in the structure to maintain
binary compatibility. */
unsigned int __flags;
# define __PTHREAD_RWLOCK_INT_FLAGS_SHARED 1
#else
/* FLAGS must stay at this position in the structure to maintain
binary compatibility. */
unsigned char __flags;
unsigned char __shared;
signed char __rwelision;
# define __PTHREAD_RWLOCK_ELISION_EXTRA 0
unsigned char __pad2;
int __cur_writer;
#endif
};
#ifndef __x86_64__
/* Extra attributes for the cleanup functions. */
# define __cleanup_fct_attribute __attribute__ ((__regparm__ (1)))
#endif
#endif /* bits/pthreadtypes.h */
|