/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.   This file is part of the GNU C Library.   Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.   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.  */#include <pthread-errnos.h>#ifdef UP# define LOCK#else# define LOCK lock#endif	.globl	pthread_spin_trylock	.type	pthread_spin_trylock,@function	.align	16pthread_spin_trylock:	movl	4(%esp), %edx	movl	$1, %eax	xorl	%ecx, %ecx	LOCK	cmpxchgl %ecx, (%edx)	movl	$EBUSY, %eax#ifdef HAVE_CMOV	cmovel	%ecx, %eax#else	jne	0f	movl	%ecx, %eax0:#endif	ret	.size	pthread_spin_trylock,.-pthread_spin_trylock