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[MIPS] Add saa and saad instructions for octeon

Richard Sandiford rdsandiford@googlemail.com
Tue Nov 15 17:13:00 GMT 2011 
Richard Sandiford <rdsandiford@googlemail.com> writes:
> Andrew Pinski <andrew.pinski@caviumnetworks.com> writes:
>> Hi,
>>   This patch adds the saa and saad instructions for Octeon.   They are
>> not part of the original Octeon but are part of the Octeon+.  We at
>> Cavium don't feel the need to add a new arch for it since this is the
>> only difference instruction wise and the original Octeon is no longer
>> in production.
>
> I think it's still worth having a separate CPU name for it.

and (to be clear) CPU enum, so that the instructions can be rejected
for plain -march=octeon.

Richard
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