On Wed, Feb 05, 2020 at 12:11:15PM +0100, Uros Bizjak wrote:
> > I think the primary question is, do we for -O0 need to enable split2 (as in,
> > will anything in pro_and_epilogue or jump2 passes benefit from the
> > splitting and worth running two -O0 post-RA split passes), then we could go
> > with the first patch I've posted, or nothing benefits from it in the two
> > passes and it is ok to split only before stack, in that case we can go with
> > the third patch.
>
> Oh, I see. No passes get scheduled between split3 and split4. Looks to
> me that your third patch is then the way to go.
Ok, will bootstrap/regtest it soon. Thanks.
Jakub
