-m405 generate code for PowerPC 405\n\
-m440 generate code for PowerPC 440\n\
-m464 generate code for PowerPC 464\n\
+-m476 generate code for PowerPC 476\n\
-m7400, -m7410, -m7450, -m7455\n\
generate code for PowerPC 7400/7410/7450/7455\n\
-m750cl generate code for PowerPC 750cl\n"));