[Bug target/55212] [SH] Switch from IRA to LRA

[olegendo at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55212

--- Comment #37 from Oleg Endo <olegendo at gcc dot gnu.org> ---
(In reply to Kazumoto Kojima from comment #36)
> I'm not sure about the old reload.  LRA makes only 3 uses of r0 and it's
> relatively easy to see what is going on there with .reload comments.
> The old reload makes many uses of r0 and it looks not easy to see how
> does that work.

Hm, there's still this open PR 23868 ... maybe it's somehow related or even
fixed with LRA + attachment 33557 ...