diff options
Diffstat (limited to 'sysdeps/ieee754/dbl-64/s_scalbn.c')
| -rw-r--r-- | sysdeps/ieee754/dbl-64/s_scalbn.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/sysdeps/ieee754/dbl-64/s_scalbn.c b/sysdeps/ieee754/dbl-64/s_scalbn.c index 6e7d5ad217..0f58034df5 100644 --- a/sysdeps/ieee754/dbl-64/s_scalbn.c +++ b/sysdeps/ieee754/dbl-64/s_scalbn.c @@ -31,7 +31,7 @@ __scalbn (double x, int n) int32_t k, hx, lx; EXTRACT_WORDS (hx, lx, x); k = (hx & 0x7ff00000) >> 20; /* extract exponent */ - if (__builtin_expect (k == 0, 0)) /* 0 or subnormal x */ + if (__glibc_unlikely (k == 0)) /* 0 or subnormal x */ { if ((lx | (hx & 0x7fffffff)) == 0) return x; /* +-0 */ @@ -39,16 +39,16 @@ __scalbn (double x, int n) GET_HIGH_WORD (hx, x); k = ((hx & 0x7ff00000) >> 20) - 54; } - if (__builtin_expect (k == 0x7ff, 0)) + if (__glibc_unlikely (k == 0x7ff)) return x + x; /* NaN or Inf */ - if (__builtin_expect (n < -50000, 0)) + if (__glibc_unlikely (n < -50000)) return tiny * __copysign (tiny, x); /*underflow*/ - if (__builtin_expect (n > 50000 || k + n > 0x7fe, 0)) + if (__glibc_unlikely (n > 50000 || k + n > 0x7fe)) return huge * __copysign (huge, x); /* overflow */ /* Now k and n are bounded we know that k = k+n does not overflow. */ k = k + n; - if (__builtin_expect (k > 0, 1)) /* normal result */ + if (__glibc_likely (k > 0)) /* normal result */ { SET_HIGH_WORD (x, (hx & 0x800fffff) | (k << 20)); return x; } |