include/opcode/

include/opcode/
	* ppc.h (PPC_OPCODE_POWER6): Define.
	Adjust whitespace.
gas/
	* config/tc-ppc.c (parse_cpu): Handle "-mpower6".
	(md_show_usage): Document it.
	(ppc_setup_opcodes): Test power6 opcode flag bits.
	* doc/c-ppc.texi (PowerPC-Opts): Document "-mpower6".
opcodes/
	* ppc-dis.c (powerpc_dialect): Handle power6 option.
	(print_ppc_disassembler_options): Mention power6.