From abfbdde177c3a7155070dda1b2cdc8292054cc26 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 14 Jul 1999 00:54:57 +0000 Subject: Update. --- math/w_exp10l.c | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 math/w_exp10l.c (limited to 'math/w_exp10l.c') diff --git a/math/w_exp10l.c b/math/w_exp10l.c new file mode 100644 index 0000000000..7117873c22 --- /dev/null +++ b/math/w_exp10l.c @@ -0,0 +1,56 @@ +/* w_exp10l.c -- long double version of w_exp10.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@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. + * ==================================================== + */ + +/* + * wrapper exp10l(x) + */ + +#include "math.h" +#include "math_private.h" + +#ifdef __STDC__ +static const long double +#else +static long double +#endif +o_threshold= 4.93207544895866790234755e+03, +u_threshold= -4.95104033868549871764588e+03; + +#ifdef __STDC__ + long double __exp10l(long double x) /* wrapper exp10 */ +#else + long double __exp10l(x) /* wrapper exp10 */ + long double x; +#endif +{ +#ifdef _IEEE_LIBM + return __ieee754_exp10l(x); +#else + long double z; + z = __ieee754_exp10l(x); + if(_LIB_VERSION == _IEEE_) return z; + if(__finitel(x)) { + if(x>o_threshold) + return __kernel_standard(x,x,246); /* exp10 overflow */ + else if(x