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Diffstat (limited to 'sysdeps/powerpc/bits/spin-lock.h')
-rw-r--r--sysdeps/powerpc/bits/spin-lock.h108
1 files changed, 0 insertions, 108 deletions
diff --git a/sysdeps/powerpc/bits/spin-lock.h b/sysdeps/powerpc/bits/spin-lock.h
deleted file mode 100644
index 1dc2571..0000000
--- a/sysdeps/powerpc/bits/spin-lock.h
+++ /dev/null
@@ -1,108 +0,0 @@
-/* Machine-specific definitions for spin locks. PowerPC version.
- Copyright (C) 2003 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 Library General Public License as
- published by the Free Software Foundation; either version 2 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
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
-
-/*
- * Never include this file directly; use <pthread.h> or <cthreads.h> instead.
- */
-
-#ifndef _BITS_SPIN_LOCK_H
-#define _BITS_SPIN_LOCK_H 1
-
-#include <features.h>
-
-__BEGIN_DECLS
-
-/* The type of a spin lock object. */
-typedef __volatile int __pthread_spinlock_t;
-
-/* Initializer for a spin lock object. */
-# define __SPIN_LOCK_INITIALIZER ((__pthread_spinlock_t) 0)
-
-#if defined __USE_EXTERN_INLINES || defined _FORCE_INLINES
-
-# ifndef __EBUSY
-# include <errno.h>
-# define __EBUSY EBUSY
-# endif
-
-# ifndef __PT_SPIN_INLINE
-# define __PT_SPIN_INLINE extern __inline
-# endif
-
-__PT_SPIN_INLINE int __pthread_spin_destroy (__pthread_spinlock_t *__lock);
-
-__PT_SPIN_INLINE int
-__pthread_spin_destroy (__pthread_spinlock_t *__lock)
-{
- return 0;
-}
-
-__PT_SPIN_INLINE int __pthread_spin_init (__pthread_spinlock_t *__lock,
- int __pshared);
-
-__PT_SPIN_INLINE int
-__pthread_spin_init (__pthread_spinlock_t *__lock, int __pshared)
-{
- *__lock = __SPIN_LOCK_INITIALIZER;
- return 0;
-}
-
-__PT_SPIN_INLINE int __pthread_spin_trylock (__pthread_spinlock_t *__lock);
-
-__PT_SPIN_INLINE int
-__pthread_spin_trylock (__pthread_spinlock_t *__lock)
-{
- long int __rtn;
- __asm__ __volatile__ ("\
-0: lwarx %0,0,%1\n\
- stwcx. %2,0,%1\n\
- bne- 0b\n\
-" : "=&r" (__rtn) : "r" (__lock), "r" (1) : "cr0");
- return __rtn ? __EBUSY : 0;
-}
-
-extern inline int __pthread_spin_lock (__pthread_spinlock_t *__lock);
-extern int _pthread_spin_lock (__pthread_spinlock_t *__lock);
-
-extern inline int
-__pthread_spin_lock (__pthread_spinlock_t *__lock)
-{
- if (__pthread_spin_trylock (__lock))
- return _pthread_spin_lock (__lock);
- return 0;
-}
-
-__PT_SPIN_INLINE int __pthread_spin_unlock (__pthread_spinlock_t *__lock);
-
-__PT_SPIN_INLINE int
-__pthread_spin_unlock (__pthread_spinlock_t *__lock)
-{
- long int __locked;
- __asm__ __volatile__ ("\
-0: lwarx %0,0,%1\n\
- stwcx. %2,0,%1\n\
- bne- 0b\n\
-" : "=&r" (__locked) : "r" (__lock), "r" (0) : "cr0");
-}
-
-#endif /* Use extern inlines or force inlines. */
-
-__END_DECLS
-
-#endif /* bits/spin-lock.h */