| /* | |
| * wrapper exp2f(x) | |
| */ | |
| #include <math.h> | |
| #include <math_private.h> | |
| #include <math-svid-compat.h> | |
| #if LIBM_SVID_COMPAT && SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_27) | |
| float | |
| __exp2f_compat (float x) | |
| { | |
| float z = __ieee754_exp2f (x); | |
| if (__builtin_expect (!isfinite (z) || z == 0, 0) | |
| && isfinite (x) && _LIB_VERSION != _IEEE_) | |
| /* exp2 overflow: 144, exp2 underflow: 145 */ | |
| return __kernel_standard_f (x, x, 144 + !!signbit (x)); | |
| return z; | |
| } | |
| compat_symbol (libm, __exp2f_compat, exp2f, GLIBC_2_1); | |
| #endif |