1 /* $NetBSD: fpsetsticky.c,v 1.8 2012/03/20 16:19:56 matt Exp $ */
4 * Written by J.T. Conklin, Apr 11, 1995
9 #if defined(LIBC_SCCS) && !defined(lint)
10 __RCSID("$NetBSD: fpsetsticky.c,v 1.8 2012/03/20 16:19:56 matt Exp $");
11 #endif /* LIBC_SCCS and not lint */
13 #include "namespace.h"
18 __weak_alias(fpsetsticky
,_fpsetsticky
)
22 fpsetsticky(fp_except sticky
)
27 __asm("cfc1 %0,$31" : "=r" (old
));
29 new = old
& ~(0x1f << 2);
30 new |= (sticky
& 0x1f) << 2;
32 __asm("ctc1 %0,$31" : : "r" (new));
34 return (old
>> 2) & 0x1f;