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| author | Ondřej Bílka <neleai@seznam.cz> | 2014-02-10 14:45:42 +0100 |
|---|---|---|
| committer | Ondřej Bílka <neleai@seznam.cz> | 2014-02-10 15:07:12 +0100 |
| commit | a1ffb40e32741f992c743e7b16c061fefa3747ac (patch) | |
| tree | 246a29a87b26cfd5d07b17070f85eb3785018de9 /sysdeps/ieee754/dbl-64/e_log2.c | |
| parent | 1448f3244714a9dabb5240ec18b094f100887d5c (diff) | |
| download | glibc-a1ffb40e32741f992c743e7b16c061fefa3747ac.zip glibc-a1ffb40e32741f992c743e7b16c061fefa3747ac.tar.gz glibc-a1ffb40e32741f992c743e7b16c061fefa3747ac.tar.bz2 | |
Use glibc_likely instead __builtin_expect.
Diffstat (limited to 'sysdeps/ieee754/dbl-64/e_log2.c')
| -rw-r--r-- | sysdeps/ieee754/dbl-64/e_log2.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sysdeps/ieee754/dbl-64/e_log2.c b/sysdeps/ieee754/dbl-64/e_log2.c index 890a4a2..997d7ce 100644 --- a/sysdeps/ieee754/dbl-64/e_log2.c +++ b/sysdeps/ieee754/dbl-64/e_log2.c @@ -81,15 +81,15 @@ __ieee754_log2 (double x) k = 0; if (hx < 0x00100000) { /* x < 2**-1022 */ - if (__builtin_expect (((hx & 0x7fffffff) | lx) == 0, 0)) + if (__glibc_unlikely (((hx & 0x7fffffff) | lx) == 0)) return -two54 / (x - x); /* log(+-0)=-inf */ - if (__builtin_expect (hx < 0, 0)) + if (__glibc_unlikely (hx < 0)) return (x - x) / (x - x); /* log(-#) = NaN */ k -= 54; x *= two54; /* subnormal number, scale up x */ GET_HIGH_WORD (hx, x); } - if (__builtin_expect (hx >= 0x7ff00000, 0)) + if (__glibc_unlikely (hx >= 0x7ff00000)) return x + x; k += (hx >> 20) - 1023; hx &= 0x000fffff; |