[PATCH 0/4] Use __copysign in sincos wherever possible

Siddhesh Poyarekar siddhesh@sourceware.org
Tue Sep 27 19:18:00 GMT 2016


On Tuesday 27 September 2016 12:10 PM, Carlos O'Donell wrote:
> That's quiet a good improvement.
> 
> Is that a mean percentage improvement over some number of consecutive runs?
> 
> I'm just wondering if the 4.5% is noise, or a real performance gain.

It has been consistently repeatable in our tests on multiple computers
of the same configuration.

Siddhesh



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