[PATCH] aarch64: Improve codegen in AdvSIMD asinh

[Wilco Dijkstra]

Hi Luna,

> Improves memory access and removes spills.
> Load the polynomial evaluation coefficients into 2 vectors and use lanewise MLAs.
> Reduces MOVs 6->3 , ldr 11->5, str/stp 2->0, adrp 3->2.
> ---
> OK for master? If so please commit for as I don't have commit rights.

OK - committed.

Cheers,
Wilco