diff options
Diffstat (limited to 'sysdeps/libm-ieee754/w_expf.c')
| -rw-r--r-- | sysdeps/libm-ieee754/w_expf.c | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/sysdeps/libm-ieee754/w_expf.c b/sysdeps/libm-ieee754/w_expf.c deleted file mode 100644 index ad38fac0f3..0000000000 --- a/sysdeps/libm-ieee754/w_expf.c +++ /dev/null @@ -1,59 +0,0 @@ -/* w_expf.c -- float version of w_exp.c. - * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@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. - * ==================================================== - */ - -#if defined(LIBM_SCCS) && !defined(lint) -static char rcsid[] = "$NetBSD: w_expf.c,v 1.3 1995/05/10 20:48:53 jtc Exp $"; -#endif - -/* - * wrapper expf(x) - */ - -#include "math.h" -#include "math_private.h" - -#ifdef __STDC__ -static const float -#else -static float -#endif -o_threshold= 8.8721679688e+01, /* 0x42b17180 */ -u_threshold= -1.0397208405e+02; /* 0xc2cff1b5 */ - -#ifdef __STDC__ - float __expf(float x) /* wrapper expf */ -#else - float __expf(x) /* wrapper expf */ - float x; -#endif -{ -#ifdef _IEEE_LIBM - return __ieee754_expf(x); -#else - float z; - z = __ieee754_expf(x); - if(_LIB_VERSION == _IEEE_) return z; - if(__finitef(x)) { - if(x>o_threshold) - /* exp overflow */ - return (float)__kernel_standard((double)x,(double)x,106); - else if(x<u_threshold) - /* exp underflow */ - return (float)__kernel_standard((double)x,(double)x,107); - } - return z; -#endif -} -weak_alias (__expf, expf) |