The nop instruction is used by compilers to align branches in x86....

[]s

Ramon van Handel wrote:

>Isn't nop often used in branching?

Huh ?  Nop is the "No Operation" instruction.  x86 isn't RISC!!!

>just iding until a hardware clock runs out we don't
>want it to just be sitting there eating up cpu cycles
>that could be used elsewhere--so why not trap "nop"
>and thus allow the clock cycles to be put to good use
>while redirecting any wait states into a virtual
>hardware timer inside of the monitor?

You're confused with HLT, here.

However, using NOP as a proof-as-concept test has my approval, Kevin :-P

-- Ramon

-- 
Eider Oliveira 
BMS - Belgo Mineira Sistemas
Tel. +55 31 217-4116 / +55 31 9949-8668
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