m68k-motorola-sysv port Philippe De Muyter <phdm@macqel.be>
mcore port Nick Clifton <nickc@redhat.com>
microblaze Michael Eager <eager@eagercon.com>
-mips port YunQiang Su <yunqiang.su@cipunited.com>
+mips port YunQiang Su <syq@gcc.gnu.org>
mmix port Hans-Peter Nilsson <hp@bitrange.com>
mn10300 port Jeff Law <jeffreyalaw@gmail.com>
mn10300 port Alexandre Oliva <aoliva@gcc.gnu.org>