On 6 Feb 2012 at 23:12, Eric Smith wrote:
The 8080? Not likely. If you're going to compare
the 8080 to a
PDP-11, it's a register-starved PDP-11 with no indexing. That means
the code density is going to be *far* worse than PDP-11 code. A Z80
is much better in that regard.
It depends largely on how things are implemented. I can well imagine
an 8080 running a pcode sort of implmentation, a la Sweet16 (for the
6502).
There may be a penalty in execution speed, but code density can be
made to be comparable.
--Chuck