1 /* w_acoshf.c -- float version of w_acosh.c.
2 * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
4 * $FreeBSD: src/lib/msun/src/w_acoshf.c,v 1.5 1999/08/28 00:06:57 peter Exp $
5 * $DragonFly: src/lib/msun/src/Attic/w_acoshf.c,v 1.2 2003/06/17 04:26:53 dillon Exp $
9 * ====================================================
10 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
12 * Developed at SunPro, a Sun Microsystems, Inc. business.
13 * Permission to use, copy, modify, and distribute this
14 * software is freely granted, provided that this notice
16 * ====================================================
25 #include "math_private.h"
28 float acoshf(float x) /* wrapper acoshf */
30 float acoshf(x) /* wrapper acoshf */
35 return __ieee754_acoshf(x);
38 z = __ieee754_acoshf(x);
39 if(_LIB_VERSION == _IEEE_ || isnanf(x)) return z;
42 return (float)__kernel_standard((double)x,(double)x,129);