[PATCH] Handle dccci and iccci as extended opcodes

[Nick Clifton]

Hi Peter,

> opcodes/
> 	* ppc-opc.c (RBOPT): New define.
> 	("dccci"): Enable for PPCA2.  Make operands optional.
> 	("iccci"): Likewise.  Do not deprecate for PPC476.
>
> gas/testsuite/
> 	* gas/ppc/476.d ("dccci", "dci", "iccci"): Add tests.
> 	* gas/ppc/476.s: Likewise.
> 	* gas/ppc/a2.d ("dccci", "dci", "iccci", "ici"): Add tests.
> 	* gas/ppc/a2.s: Likewise.

Approved - please apply.

Cheers
   Nick