/* Cloned for uClibc by Paul Mundt, December 2003 *//* Modified by SuperH, Inc. September 2003 *//* Machine-dependent pthreads configuration and inline functions.   SH5 version.   Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.   This file is part of the GNU C Library.   Contributed by Niibe Yutaka <gniibe@m17n.org>.   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.  */#include "pt-machine.h"/* Spinlock implementation; required.  *//* The SH5 does not have a suitable test-and-set instruction (SWAP only    operates on an aligned quad word). So we use the SH4 version instead.   This must be seperately compiled in SHcompact mode, so it cannot be   inline. */long int testandset (int *spinlock){  int ret;  __asm__ __volatile__(       "tas.b	@%1\n\t"       "movt	%0"       : "=r" (ret)       : "r" (spinlock)       : "memory", "cc");  return (ret == 0);}