lkml.org 
[lkml]   [1998]   [Dec]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: NOP instruction
Date
Followup to:  <36761F21.B87E970D@taniwha.tssc.co.nz>
By author: Bill Currie <bill@taniwha.tssc.co.nz>
In newsgroup: linux.dev.kernel
>
> > Hmmm... Where's the time from the good ol' Z80 when you HAD a real NOP
> > instruction? *Sigh* :-)
>
> Are you *sure* (from the hip, here)? I would not be at all surprised if
> the bit encoding of the Z80's NOP was actually a special case of another
> instruction. Of course, I could be wrong, I don't *remember* the 6502's
> NOP being positioned where this was likely.
>

The Z80 NOP was 00h, and I'm pretty sure it wasn't just a
generalization of other opcodes.

-hpa
--
PGP: 2047/2A960705 BA 03 D3 2C 14 A8 A8 BD 1E DF FE 69 EE 35 BD 74
See http://www.zytor.com/~hpa/ for web page and full PGP public key
I am Bahá'í -- ask me about it or see http://www.bahai.org/
"To love another person is to see the face of God." -- Les Misérables

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.rutgers.edu
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:46    [W:0.274 / U:0.220 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site