2 * Written by J.T. Conklin <jtc@NetBSD.org>.
5 * $NetBSD: s_floor.S,v 1.8 2003/07/26 19:25:02 salo Exp $
6 * $DragonFly: src/lib/libm/arch/i386/s_floor.S,v 1.1 2005/07/26 21:15:19 joerg Exp $
9 #include <machine/asm.h>
17 fstcw -4(%ebp) /* store fpu control word */
19 orw $0x0400,%dx /* round towards -oo */
22 fldcw -8(%ebp) /* load modfied control word */
24 fldl 8(%ebp); /* round */
27 fldcw -4(%ebp) /* restore original control word */