[Mesa-dev] [PATCH] Integrate precise trig into configuration infrastructure

Kenneth Graunke kenneth at whitecape.org
Thu May 12 08:05:50 UTC 2016

On Thursday, May 12, 2016 11:15:58 AM PDT Eero Tamminen wrote:
> Hi,
> The known cases where this workaround caused slowdown were fixed,  so 
> why not just unconditionally enable it?
> Or is there still some case where workaround causes a measurable slowdown?
> 	- Eero

I mean, it still makes sin/cos instructions twice as slow unless the
sin/cos happens to be multiplied by a constant.  So that's still fairly

Though, if there's really nothing hurt by this, then it might be
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