w_asinf.c revision 1.8
1/* w_asinf.c -- float version of w_asin.c. 2 * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. 3 */ 4 5/* 6 * ==================================================== 7 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. 8 * 9 * Developed at SunPro, a Sun Microsystems, Inc. business. 10 * Permission to use, copy, modify, and distribute this 11 * software is freely granted, provided that this notice 12 * is preserved. 13 * ==================================================== 14 */ 15 16#include <sys/cdefs.h> 17#if defined(LIBM_SCCS) && !defined(lint) 18__RCSID("$NetBSD: w_asinf.c,v 1.8 2024/06/09 13:33:36 riastradh Exp $"); 19#endif 20 21/* 22 * wrapper asinf(x) 23 */ 24 25#include "namespace.h" 26 27#include "math.h" 28#include "math_private.h" 29 30__weak_alias(asinf, _asinf) 31 32float 33asinf(float x) /* wrapper asinf */ 34{ 35#ifdef _IEEE_LIBM 36 return __ieee754_asinf(x); 37#else 38 float z; 39 z = __ieee754_asinf(x); 40 if(_LIB_VERSION == _IEEE_ || isnanf(x)) return z; 41 if(fabsf(x)>(float)1.0) { 42 /* asinf(|x|>1) */ 43 return (float)__kernel_standard((double)x,(double)x,102); 44 } else 45 return z; 46#endif 47} 48