glibc/sysdeps/generic/w_exp2f.c
Ulrich Drepper e275093526 Update.
* math/w_acos.c: Move to ...
	* sysdeps/generic/w_acos.c: ...here.  New file.
	* math/w_acosf.c: Move to ...
	* sysdeps/generic/w_acosf.c: ...here.  New file.
	* math/w_acosh.c: Move to ...
	* sysdeps/generic/w_acosh.c: ...here.  New file.
	* math/w_acoshf.c: Move to ...
	* sysdeps/generic/w_acoshf.c: ...here.  New file.
	* math/w_acoshl.c: Move to ...
	* sysdeps/generic/w_acoshl.c: ...here.  New file.
	* math/w_acosl.c: Move to ...
	* sysdeps/generic/w_acosl.c: ...here.  New file.
	* math/w_asin.c: Move to ...
	* sysdeps/generic/w_asin.c: ...here.  New file.
	* math/w_asinf.c: Move to ...
	* sysdeps/generic/w_asinf.c: ...here.  New file.
	* math/w_asinl.c: Move to ...
	* sysdeps/generic/w_asinl.c: ...here.  New file.
	* math/w_atan2.c: Move to ...
	* sysdeps/generic/w_atan2.c: ...here.  New file.
	* math/w_atan2f.c: Move to ...
	* sysdeps/generic/w_atan2f.c: ...here.  New file.
	* math/w_atan2l.c: Move to ...
	* sysdeps/generic/w_atan2l.c: ...here.  New file.
	* math/w_atanh.c: Move to ...
	* sysdeps/generic/w_atanh.c: ...here.  New file.
	* math/w_atanhf.c: Move to ...
	* sysdeps/generic/w_atanhf.c: ...here.  New file.
	* math/w_atanhl.c: Move to ...
	* sysdeps/generic/w_atanhl.c: ...here.  New file.
	* math/w_cosh.c: Move to ...
	* sysdeps/generic/w_cosh.c: ...here.  New file.
	* math/w_coshf.c: Move to ...
	* sysdeps/generic/w_coshf.c: ...here.  New file.
	* math/w_coshl.c: Move to ...
	* sysdeps/generic/w_coshl.c: ...here.  New file.
	* math/w_drem.c: Move to ...
	* sysdeps/generic/w_drem.c: ...here.  New file.
	* math/w_dremf.c: Move to ...
	* sysdeps/generic/w_dremf.c: ...here.  New file.
	* math/w_dreml.c: Move to ...
	* sysdeps/generic/w_dreml.c: ...here.  New file.
	* math/w_exp10.c: Move to ...
	* sysdeps/generic/w_exp10.c: ...here.  New file.
	* math/w_exp10f.c: Move to ...
	* sysdeps/generic/w_exp10f.c: ...here.  New file.
	* math/w_exp10l.c: Move to ...
	* sysdeps/generic/w_exp10l.c: ...here.  New file.
	* math/w_exp2.c: Move to ...
	* sysdeps/generic/w_exp2.c: ...here.  New file.
	* math/w_exp2f.c: Move to ...
	* sysdeps/generic/w_exp2f.c: ...here.  New file.
	* math/w_exp2l.c: Move to ...
	* sysdeps/generic/w_exp2l.c: ...here.  New file.
	* math/w_fmod.c: Move to ...
	* sysdeps/generic/w_fmod.c: ...here.  New file.
	* math/w_fmodf.c: Move to ...
	* sysdeps/generic/w_fmodf.c: ...here.  New file.
	* math/w_fmodl.c: Move to ...
	* sysdeps/generic/w_fmodl.c: ...here.  New file.
	* math/w_hypot.c: Move to ...
	* sysdeps/generic/w_hypot.c: ...here.  New file.
	* math/w_hypotf.c: Move to ...
	* sysdeps/generic/w_hypotf.c: ...here.  New file.
	* math/w_hypotl.c: Move to ...
	* sysdeps/generic/w_hypotl.c: ...here.  New file.
	* math/w_j0.c: Move to ...
	* sysdeps/generic/w_j0.c: ...here.  New file.
	* math/w_j0f.c: Move to ...
	* sysdeps/generic/w_j0f.c: ...here.  New file.
	* math/w_j0l.c: Move to ...
	* sysdeps/generic/w_j0l.c: ...here.  New file.
	* math/w_j1.c: Move to ...
	* sysdeps/generic/w_j1.c: ...here.  New file.
	* math/w_j1f.c: Move to ...
	* sysdeps/generic/w_j1f.c: ...here.  New file.
	* math/w_j1l.c: Move to ...
	* sysdeps/generic/w_j1l.c: ...here.  New file.
	* math/w_jn.c: Move to ...
	* sysdeps/generic/w_jn.c: ...here.  New file.
	* math/w_jnf.c: Move to ...
	* sysdeps/generic/w_jnf.c: ...here.  New file.
	* math/w_jnl.c: Move to ...
	* sysdeps/generic/w_jnl.c: ...here.  New file.
	* math/w_lgamma.c: Move to ...
	* sysdeps/generic/w_lgamma.c: ...here.  New file.
	* math/w_lgammaf.c: Move to ...
	* sysdeps/generic/w_lgammaf.c: ...here.  New file.
	* math/w_lgammaf_r.c: Move to ...
	* sysdeps/generic/w_lgammaf_r.c: ...here.  New file.
	* math/w_lgammal.c: Move to ...
	* sysdeps/generic/w_lgammal.c: ...here.  New file.
	* math/w_lgammal_r.c: Move to ...
	* sysdeps/generic/w_lgammal_r.c: ...here.  New file.
	* math/w_lgamma_r.c: Move to ...
	* sysdeps/generic/w_lgamma_r.c: ...here.  New file.
	* math/w_log10.c: Move to ...
	* sysdeps/generic/w_log10.c: ...here.  New file.
	* math/w_log10f.c: Move to ...
	* sysdeps/generic/w_log10f.c: ...here.  New file.
	* math/w_log10l.c: Move to ...
	* sysdeps/generic/w_log10l.c: ...here.  New file.
	* math/w_log.c: Move to ...
	* sysdeps/generic/w_log.c: ...here.  New file.
	* math/w_logf.c: Move to ...
	* sysdeps/generic/w_logf.c: ...here.  New file.
	* math/w_logl.c: Move to ...
	* sysdeps/generic/w_logl.c: ...here.  New file.
	* math/w_pow.c: Move to ...
	* sysdeps/generic/w_pow.c: ...here.  New file.
	* math/w_powf.c: Move to ...
	* sysdeps/generic/w_powf.c: ...here.  New file.
	* math/w_powl.c: Move to ...
	* sysdeps/generic/w_powl.c: ...here.  New file.
	* math/w_remainder.c: Move to ...
	* sysdeps/generic/w_remainder.c: ...here.  New file.
	* math/w_remainderf.c: Move to ...
	* sysdeps/generic/w_remainderf.c: ...here.  New file.
	* math/w_remainderl.c: Move to ...
	* sysdeps/generic/w_remainderl.c: ...here.  New file.
	* math/w_scalb.c: Move to ...
	* sysdeps/generic/w_scalb.c: ...here.  New file.
	* math/w_scalbf.c: Move to ...
	* sysdeps/generic/w_scalbf.c: ...here.  New file.
	* math/w_scalbl.c: Move to ...
	* sysdeps/generic/w_scalbl.c: ...here.  New file.
	* math/w_sinh.c: Move to ...
	* sysdeps/generic/w_sinh.c: ...here.  New file.
	* math/w_sinhf.c: Move to ...
	* sysdeps/generic/w_sinhf.c: ...here.  New file.
	* math/w_sinhl.c: Move to ...
	* sysdeps/generic/w_sinhl.c: ...here.  New file.
	* math/w_sqrtl.c: Move to ...
	* sysdeps/generic/w_sqrtl.c: ...here.  New file.
	* math/w_tgamma.c: Move to ...
	* sysdeps/generic/w_tgamma.c: ...here.  New file.
	* math/w_tgammaf.c: Move to ...
	* sysdeps/generic/w_tgammaf.c: ...here.  New file.
	* math/w_tgammal.c: Move to ...
	* sysdeps/generic/w_tgammal.c: ...here.  New file.
2001-02-17 01:47:54 +00:00

33 lines
678 B
C

/*
* wrapper exp2f(x)
*/
#include <float.h>
#include "math.h"
#include "math_private.h"
static const float o_threshold= (float) FLT_MAX_EXP;
static const float u_threshold= (float) FLT_MIN_EXP;
float
__exp2f (float x) /* wrapper exp2f */
{
#ifdef _IEEE_LIBM
return __ieee754_exp2f (x);
#else
float z;
z = __ieee754_exp2f (x);
if (_LIB_VERSION != _IEEE_ && __finitef (x))
{
if (x > o_threshold)
/* exp2 overflow */
return (float) __kernel_standard ((double) x, (double) x, 144);
else if (x < u_threshold)
/* exp2 underflow */
return (float) __kernel_standard ((double) x, (double) x, 145);
}
return z;
#endif
}
weak_alias (__exp2f, exp2f)