[RFA] Add sh4a to opcodes

[Nick Clifton]

Hi Michael,

> 2003-12-02  Alexandre Oliva  <aoliva@redhat.com>
>
> 	* sh-opc.h: Add support for sh4a and no-fpu variants.
> 	* sh-dis.c: Ditto.

Approved - please apply.

Cheers
        Nick