| /* Copyright (C) 2002 by Red Hat, Incorporated. All rights reserved. | |
| * | |
| * Permission to use, copy, modify, and distribute this software | |
| * is freely granted, provided that this notice is preserved. | |
| */ | |
| #include "fdlibm.h" | |
| float | |
| _DEFUN (exp2f, (float), | |
| float x) | |
| { | |
| return powf(2.0, x); | |
| } | |
| #ifdef _DOUBLE_IS_32BITS | |
| double exp2 (double x) | |
| { | |
| return (double) exp2f ((float) x); | |
| } | |
| #endif /* _DOUBLE_IS_32BITS */ |