26 Dec
2010
26 Dec
'10
7:43 p.m.
In article <4D164D02.6030004 at brouhaha.com>,
Eric Smith <eric at brouhaha.com> writes:
Chuck Guzis wrote:
Didn't the visual 6502 guys also have a project to do the 8080?
http://www.visual6502.org/
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To the best of my recollection, the undocumented
8080
opcodes are, by and large, no-ops or redundancies (i.e. they do the
same as a close-valued opcode probably from incomplete PLA decoding).
[...]
No startling new "triple precision
divide" instructions.
I wasn't expecting any. The reason I'm asking is to be able to
replicate the behavior in a simulator, in case any software happened to
use them (intentionally or otherwise).