?? pthread_spin_unlock.c
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/* Copyright (C) 2003 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Martin Schwidefsky <schwidefsky@de.ibm.com>, 2003. 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, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. *//* Ugly hack to avoid the declaration of pthread_spin_init. */#define pthread_spin_init pthread_spin_init_XXX#include "pthreadP.h"#undef pthread_spin_initintpthread_spin_unlock (pthread_spinlock_t *lock){ __asm __volatile (" xc %O0(4,%R0),%0\n" " bcr 15,0" : "=Q" (*lock) : "m" (*lock) : "cc" ); return 0;}strong_alias (pthread_spin_unlock, pthread_spin_init)
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