On Tue, Feb 11, 2020 at 8:15 AM Gregor Riepl [off-list ref] wrote:

How about this, then?
With a full-range lookup table (47 values), it's even possible to avoid
additional constants and simply clamp to the size of the table.

This looks VERY good!

Can you provide a patch against upstream (Jonathan's tree)
or do you want me to pick the method and send a patch (I can
add in your Signed-off-by in that case, if you approve).

Yours,
Linus Walleij