diff options
Diffstat (limited to 'w_j0.c')
-rw-r--r-- | w_j0.c | 65 |
1 files changed, 0 insertions, 65 deletions
@@ -1,65 +0,0 @@ - -/* @(#)w_j0.c 1.3 95/01/18 */ -/* - * ==================================================== - * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. - * - * Developed at SunSoft, a Sun Microsystems, Inc. business. - * Permission to use, copy, modify, and distribute this - * software is freely granted, provided that this notice - * is preserved. - * ==================================================== - */ - -/* - * wrapper ieee_j0(double x), ieee_y0(double x) - */ - -#include "fdlibm.h" - -#ifdef __STDC__ - double ieee_j0(double x) /* wrapper j0 */ -#else - double ieee_j0(x) /* wrapper j0 */ - double x; -#endif -{ -#ifdef _IEEE_LIBM - return __ieee754_j0(x); -#else - double z = __ieee754_j0(x); - if(_LIB_VERSION == _IEEE_ || ieee_isnan(x)) return z; - if(ieee_fabs(x)>X_TLOSS) { - return __kernel_standard(x,x,34); /* ieee_j0(|x|>X_TLOSS) */ - } else - return z; -#endif -} - -#ifdef __STDC__ - double ieee_y0(double x) /* wrapper y0 */ -#else - double ieee_y0(x) /* wrapper y0 */ - double x; -#endif -{ -#ifdef _IEEE_LIBM - return __ieee754_y0(x); -#else - double z; - z = __ieee754_y0(x); - if(_LIB_VERSION == _IEEE_ || ieee_isnan(x) ) return z; - if(x <= 0.0){ - if(x==0.0) - /* d= -one/(x-x); */ - return __kernel_standard(x,x,8); - else - /* d = zero/(x-x); */ - return __kernel_standard(x,x,9); - } - if(x>X_TLOSS) { - return __kernel_standard(x,x,35); /* ieee_y0(x>X_TLOSS) */ - } else - return z; -#endif -} |