1 /* $NetBSD: fpsetmask.c,v 1.6 2012/03/21 00:38:34 christos Exp $ */
4 * Written by J.T. Conklin, Apr 10, 1995
9 #if defined(LIBC_SCCS) && !defined(lint)
10 __RCSID("$NetBSD: fpsetmask.c,v 1.6 2012/03/21 00:38:34 christos Exp $");
11 #endif /* LIBC_SCCS and not lint */
13 #include "namespace.h"
18 __weak_alias(fpsetmask
,_fpsetmask
)
22 fpsetmask(fp_except mask
)
27 __asm("st %%fsr,%0" : "=m" (*&old
));
31 new |= ((mask
& 0x1f) << 23);
33 __asm("ld %0,%%fsr" : : "m" (*&new));
35 return (old
>> 23) & 0x1f;