/*      $NetBSD: fpsetmask.S,v 1.5 2014/05/23 02:34:19 uebayasi Exp $   */

/*
 * Written by Charles M. Hannum, Apr 9, 1995
 * Public domain.
 */

#include <machine/asm.h>

#ifdef WEAK_ALIAS
WEAK_ALIAS(fpsetmask, _fpsetmask)
ENTRY(_fpsetmask)
#else
ENTRY(fpsetmask)
#endif
        subl $4,%esp

        fnstcw (%esp)
        movl (%esp),%eax
        movl %eax,%edx

        notl %eax
        andl $63,%eax

        addl %eax,%edx
        movl 8(%esp),%ecx
        andl $63,%ecx
        subl %ecx,%edx
        movl %edx,(%esp)
        fldcw (%esp)

        addl $4,%esp
        ret
#ifdef WEAK_ALIAS
END(_fpsetmask)
#else
END(fpsetmask)
#endif