The MIPS I7200 got added in commit d45942d9, and the I6500
in commit ca1ffd14.
Extend the coverage on the little-endian machines.
The 4Kc and 20Kc are still covered by the big-endian machines.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Reviewed-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Message-Id: <20190701140143.32706-1-philmd@redhat.com>