[SH] Remove old mov peepholes

[Kaz Kojima]

Oleg Endo <oleg.endo@t-online.de> wrote:
> The attached patch removes old peephole patterns that seem to be unused.
> Tested with 'make all'.  CSiBE result-size (-m4-single -ml -O2
> -mpretend-cmove) does not show any changes.
> 
> OK?

OK.

Regards,
	kaz