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2008-08-11 Aurelien Jarno <aurel32@debian.org>

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* sysdeps/mach/i386/machine-lock.h (__spin_unlock, __spin_try_lock):
	Fix asm constraints.
This commit is contained in:
Roland McGrath 2008-08-12 00:59:01 +00:00
parent 626f68ff24
commit b5ec4f43cf
1 changed files with 2 additions and 2 deletions
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4
sysdeps/mach/i386/machine-lock.h
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@ -41,7 +41,7 @@ __spin_unlock (__spin_lock_t *__lock)
register int __unlocked;
__asm__ __volatile ("xchgl %0, %1"
: "=&r" (__unlocked), "=m" (*__lock) : "0" (0)
: : "memory");
: "memory");
}
/* Try to lock LOCK; return nonzero if we locked it, zero if another has. */
@ -52,7 +52,7 @@ __spin_try_lock (__spin_lock_t *__lock)
register int __locked;
__asm__ __volatile ("xchgl %0, %1"
: "=&r" (__locked), "=m" (*__lock) : "0" (1)
: : "memory");
: "memory");
return !__locked;
}