include/opcode/
* ppc.h (PPC_OPCODE_32, PPC_OPCODE_BOOKE64, PPC_OPCODE_CLASSIC): Delete.
Renumber other PPC_OPCODE defines.
gas/
* config/tc-ppc.c (ppc_set_cpu): Remove old opcode flags.
(ppc_setup_opcodes): Likewise. Simplify opcode selection.
opcodes/
* ppc-dis.c (ppc_opts, powerpc_init_dialect): Remove old opcode flags.
* ppc-opc.c (PPC32, POWER32, COM32, CLASSIC): Delete.
(PPC64, MFDEC2): Update.
(NON32, NO371): Define.
(powerpc_opcode): Update to not use old opcode flags, and avoid
-m601 duplicates.