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/* $Id: fp.h,v 1.1 1998/07/16 17:01:54 ralf Exp $
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 1998 by Ralf Baechle
*/
/*
* Activate and deactive the floatingpoint accelerator.
*/
#define enable_cp1() \
__asm__ __volatile__( \
".set\tnoat\n\t" \
"mfc0\t$1,$12\n\t" \
"or\t$1,%0\n\t" \
"mtc0\t$1,$12\n\t" \
".set\tat" \
: : "r" (ST0_CU1));
#define disable_cp1() \
__asm__ __volatile__( \
".set\tnoat\n\t" \
"mfc0\t$1,$12\n\t" \
"or\t$1,%0\n\t" \
"xor\t$1,%0\n\t" \
"mtc0\t$1,$12\n\t" \
".set\tat" \
: : "r" (ST0_CU1));
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