[Libre-soc-bugs] [Bug 782] add galois field bitmanip instructions

[bugzilla-daemon at libre-soc.org]

https://bugs.libre-soc.org/show_bug.cgi?id=782

--- Comment #65 from Jacob Lifshay <programmerjake at gmail.com> ---
(In reply to Luke Kenneth Casson Leighton from comment #63)
> (In reply to Jacob Lifshay from comment #61)
> > we could change the madd ops to be 3-arg rather than 4:
> 
> i already explained clearly and non-negotiably the damaging
> consequences and cost of that.

I meant the non-twin madd ops (which aren't used for fft iirc). the twin madd
is used for fft and would still be 4-arg.

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