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fpgetmask.c revision 1.6 
      1  1.6  christos /*	$NetBSD: fpgetmask.c,v 1.6 2012/03/21 00:38:34 christos Exp $	*/
      2  1.2     perry 
      3  1.1       jtc /*
      4  1.1       jtc  * Written by J.T. Conklin, Apr 10, 1995
      5  1.1       jtc  * Public domain.
      6  1.1       jtc  */
      7  1.1       jtc 
      8  1.3   thorpej #include <sys/cdefs.h>
      9  1.4     lukem #if defined(LIBC_SCCS) && !defined(lint)
     10  1.6  christos __RCSID("$NetBSD: fpgetmask.c,v 1.6 2012/03/21 00:38:34 christos Exp $");
     11  1.4     lukem #endif /* LIBC_SCCS and not lint */
     12  1.3   thorpej 
     13  1.3   thorpej #include "namespace.h"
     14  1.3   thorpej 
     15  1.1       jtc #include <ieeefp.h>
     16  1.3   thorpej 
     17  1.3   thorpej #ifdef __weak_alias
     18  1.3   thorpej __weak_alias(fpgetmask,_fpgetmask)
     19  1.3   thorpej #endif
     20  1.1       jtc 
     21  1.1       jtc fp_except
     22  1.6  christos fpgetmask(void)
     23  1.1       jtc {
     24  1.6  christos 	unsigned int x;
     25  1.1       jtc 
     26  1.5     perry 	__asm("st %%fsr,%0" : "=m" (*&x));
     27  1.1       jtc 	return (x >> 23) & 0x1f;
     28  1.1       jtc }
     29