RFA: contribute Renesas M32C sim

[Jim Blandy]

Daniel Jacobowitz <drow@false.org> writes:
> The most glaring omission is copyright notices.  Not a single one. 
> Pretty much every file should have one.  I assume the intention is to
> assign this contribution to the FSF.

My face is red.  Of course there should be copyright notices.

> There seem to be a lot of too-long lines.

I'll address those.

>> + void
>> + prefix (src_allowed, dest_allowed, index_bytewidth)
>> + {
>> + }
>
> And what's that for?

I don't know.  I thought it was some sort of annotation for opc2c to
consume, but that doesn't seem to be so.  I'll find out.