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SubjectRe: NOP instruction
On Wed, 16 Dec 1998, Chris Wedgwood wrote:

> Several architectures have real NOPs -- Intel might be one of the few
> that doesn't.
> (Hoping everyone will jump in with their favorite arch. now)

Well, here's an archaic one for you: The Motorola 6809 processor had a
separate NOP coded as 12h (10h, 11h were "prefixes", 13h-1fh were misc
instructions). Granted, it's an 8 bit processor :) (Mind you, any
"invalid" opcodes acted as NOPs as well under that one)

William Astle

Floppity, floppity, flip
The mouse on the mobius strip;
The strip revolved,
The mouse dissolved
In a chronodimensional skip.

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