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Add branch predictions to complex math code

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This commit is contained in:
Ulrich Drepper
2011-10-22 13:17:30 -04:00
parent bc62c2fb15
commit 77425c63e7
24 changed files with 101 additions and 132 deletions
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4
math/s_ctanl.c
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@ -30,7 +30,7 @@ __ctanl (__complex__ long double x)
{
__complex__ long double res;
if (!isfinite (__real__ x) || !isfinite (__imag__ x))
if (__builtin_expect (!isfinite (__real__ x) || !isfinite (__imag__ x), 0))
{
if (__isinf_nsl (__imag__ x))
{
@ -46,10 +46,8 @@ __ctanl (__complex__ long double x)
__real__ res = __nanl ("");
__imag__ res = __nanl ("");
#ifdef FE_INVALID
if (__isinf_nsl (__real__ x))
feraiseexcept (FE_INVALID);
#endif
}
}
else