/* w_asinf.c -- float version of w_asin.c. * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. */ /* * ==================================================== * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. * * Developed at SunPro, a Sun Microsystems, Inc. business. * Permission to use, copy, modify, and distribute this * software is freely granted, provided that this notice * is preserved. * ==================================================== */ #include <sys/cdefs.h> #if defined(LIBM_SCCS) && !defined(lint) __RCSID("$NetBSD: w_asinf.c,v 1.7 2007/08/20 16:01:39 drochner Exp $"); #endif /* * wrapper asinf(x) */ #include "namespace.h" #include "math.h" #include "math_private.h" #ifdef __weak_alias __weak_alias(asinf, _asinf) #endif float asinf(float x) /* wrapper asinf */ { #ifdef _IEEE_LIBM return __ieee754_asinf(x); #else float z; z = __ieee754_asinf(x); if(_LIB_VERSION == _IEEE_ || isnanf(x)) return z; if(fabsf(x)>(float)1.0) { /* asinf(|x|>1) */ return (float)__kernel_standard((double)x,(double)x,102); } else return z; #endif } |