What does gcc's __builtin_sinl() do?

On Wed, Sep 7, 2016 at 11:37 PM, lhmouse <[email protected]> wrote:
> If performance is the problem there are a number of solutions such as
> inline assembly, static lookup tables, etc. `fsinl()` is apparently not one
> of them.
> But yes, I am all ears
>
> ------------------
> Best regards,
> lh_mouse
> 2016-09-08
>
> -------------------------------------------------------------
> 发件人:Riot <[email protected]>
> 发送日期:2016-09-08 04:00
> 收件人:mingw-w64-public
> 抄送:
> 主题:Re: [Mingw-w64-public] sinl/cosl/tanl accuracy problem
>
> Some of us (game developers especially) greatly prefer a minor inaccuracy
> to a potentially major slowdown; I would personally opposed this change, as
> you're noticeably increasing the cost of something that's used heavily in
> tightly looped code.  Perhaps an appropriately named #ifdef switch would be
> a way to please everyone here?
>
> Regards,
> Riot
>
>
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