/* * ==================================================== * 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. * ==================================================== */ /* * wrapper asin(x) */ #include "math.h" #include "math_private.h" double asin(double x) /* wrapper asin */ { #ifdef _IEEE_LIBM return __ieee754_asin(x); #else double z; z = __ieee754_asin(x); if(_LIB_VERSION == _IEEE_ || isnan(x)) return z; if(fabs(x)>1.0) { return __kernel_standard(x,x,2); /* asin(|x|>1) */ } else return z; #endif } libm_hidden_def(asin)