Re: [PATCH 2/3] x86: Remove cmpxchg from i386 NMI nesting code

[H. Peter Anvin]

libx86 is used for this.  Of course, when you interpret you can also record...

"Maciej W. Rozycki" <macro@xxxxxxxxxxxxxx> wrote:

>On Sun, 10 Jun 2012, H. Peter Anvin wrote:
>
>> Just use a VM or a simulator.
>
> That wasn't completely serious ;) -- however thanks for the hint.  I 
>wonder actually if any piece of software would let the code run in a 
>"pass-through" mode and record what I/O accesses went past.  I reckon 
>DOSEMU used to support that (and running the VGA BIOS) -- but that
>piece 
>did indeed require vm86.  Then the sequence recorded could be replayed 
>natively.
>
> Thanks for the food for thought! :)
>
>  Maciej

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