2 * Written by J.T. Conklin <jtc@NetBSD.org>.
5 * $NetBSD: e_acos.S,v 1.8 2003/07/26 19:24:57 salo Exp $
6 * $DragonFly: src/lib/libm/arch/i386/e_acos.S,v 1.1 2005/07/26 21:15:19 joerg Exp $
9 #include <machine/asm.h>
13 /* acos = atan (sqrt(1 - x^2) / x) */
15 XMM_ONE_ARG_DOUBLE_PROLOGUE
16 fldl ARG_DOUBLE_ONE /* x */
21 fsqrt /* sqrt (1 - x^2) */