| /* w_exp10f.c -- float version of w_exp10.c. |
| * Conversion to exp10 by Ulrich Drepper <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 expf10(x) |
| */ |
| |
| #include <math.h> |
| #include "math_private.h" |
| |
| #ifdef __STDC__ |
| float __exp10f(float x) /* wrapper exp10f */ |
| #else |
| float __exp10f(x) /* wrapper exp10f */ |
| float x; |
| #endif |
| { |
| #ifdef _IEEE_LIBM |
| return __ieee754_exp10f(x); |
| #else |
| float z; |
| z = __ieee754_exp10f(x); |
| if(_LIB_VERSION == _IEEE_) return z; |
| if(!__finitef(z) && __finitef(x)) { |
| /* exp10f overflow (146) if x > 0, underflow (147) if x < 0. */ |
| return (float)__kernel_standard((double) x, (double) x, |
| 146+!!__signbitf(x)); |
| } |
| return z; |
| #endif |
| } |
| weak_alias (__exp10f, exp10f) |
| strong_alias (__exp10f, __pow10f) |
| weak_alias (__pow10f, pow10f) |
