xref: /netbsd-src/lib/libc/arch/mips/gen/fpgetmask.c (revision 5bbd2a12505d72a8177929a37b5cee489d0a1cfd)
1 /*	$NetBSD: fpgetmask.c,v 1.8 2012/03/20 16:19:56 matt Exp $	*/
2 
3 /*
4  * Written by J.T. Conklin, Apr 11, 1995
5  * Public domain.
6  */
7 
8 #include <sys/cdefs.h>
9 #if defined(LIBC_SCCS) && !defined(lint)
10 __RCSID("$NetBSD: fpgetmask.c,v 1.8 2012/03/20 16:19:56 matt Exp $");
11 #endif /* LIBC_SCCS and not lint */
12 
13 #include "namespace.h"
14 
15 #include <ieeefp.h>
16 
17 #ifdef __weak_alias
18 __weak_alias(fpgetmask,_fpgetmask)
19 #endif
20 
21 fp_except
22 fpgetmask(void)
23 {
24 	fp_except x;
25 
26 	__asm("cfc1 %0,$31" : "=r" (x));
27 	return (x >> 7) & 0x1f;
28 }
29