[MIPS] Extending -mfix-vr4120 to cope with VR4181A errata

[Richard Sandiford]

Thiemo Seufer <ica2_ts@csv.ica.uni-stuttgart.de> writes:
>> (I guess it's a bit odd adding VR4181A stuff to files called vr4122.[sd],
>> but I'd prefer to keep the tests for this option in a single file if
>> possible.  Will rename it to fix-vr4120.[sd] or something if you'd prefer.)
>
> I'd prefer vr4120.[sd], as it tests vr4120 specific insns, not only the
> errata for it.

Well, there's already a vr4120.[sd], and it ought to work regardless
of the -mfix option.  Would vr4120-2.[sd] be OK?

Richard