[TUHS] One's complement (was: reviving a bit of WWB)
Noel Chiappa
jnc at mercury.lcs.mit.edu
Sat Sep 26 01:21:08 AEST 2020
> From: Warner Losh
> I'm pretty sure PDP-10 wasn't 1's compliment / was 2's compliment..
Just to confirm, I pulled out my PDP-10 Hardware Reference Manual; Vol I - CPU
(EK-10/20-HR-001), and it does indeed say (pg. 1-12): "The fixed-point
arithmetic instructions use 2's complement representations to do binary
arithmetic." Selah.
Noel
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