.*: Assembler messages:
.*:5: Error: unrecognized opcode: `eciwx'
.*:6: Error: unrecognized opcode: `ecowx'
.*:7: Error: unrecognized opcode: `mfapidi'
.*:8: Error: unrecognized opcode: `mfdcr'
.*:9: Error: unrecognized opcode: `mtdcr'
.*:10: Error: unrecognized opcode: `tlbia'
.*:11: Error: unrecognized opcode: `tlbie'