[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 #23 from Oleg Endo <olegendo at gcc dot gnu.org> ---
(In reply to Kazumoto Kojima from comment #22)
> Created attachment 33505 [details]
> A possible patch
> 
> These last two errors could be fixed with the attached patch:
> 
> 	* config/sh/predicates.md (general_movsrc_operand): Take
> 	subregs into account for plus address expression.
> 	(general_movdst_operand): Likewise.
> 	(t_reg_operand): Allow (zero_extend (reg t)).

Makes sense.