[Libre-soc-bugs] [Bug 863] AV opcode implementation, add to Decoder, CSV files

[bugzilla-daemon at libre-soc.org]

https://bugs.libre-soc.org/show_bug.cgi?id=863

--- Comment #7 from Luke Kenneth Casson Leighton <lkcl at lkcl.net> ---
(In reply to Jacob Lifshay from comment #6)

> not confusing is more important than shortness...how about absdd -- abs diff
> dword -- specifically to avoid confusion with abs dword. or maybe asub --
> abs(sub(ra, rb)) (with sub not overflowing).

yep. asub. short. nice.

> addasub[u][.] :) -- add(rt, abs(sub(ra, rb)))

# DRAFT Absolute Accumulate Unsigned Difference

absdac[us]

"abs" "d"ifference "ac"cumulate "u"nsigned.

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