[PATCH] x86emu: improve single-step debugging

Guillem Jover guillem at hadrons.org
Thu Nov 3 16:35:34 PDT 2011


Hi!

On Wed, 2011-11-02 at 14:32:01 -0700, Kees Cook wrote:
> On Fri, Oct 07, 2011 at 02:49:03AM +0200, Guillem Jover wrote:
> > On Thu, 2011-10-06 at 15:49:33 -0700, Alan Coopersmith wrote:
> > > On 10/ 6/11 03:36 PM, Kees Cook wrote:
> > > >This allows for other consumers to do single-step decoding/emulation
> > > >when using x86emu. Additionally adds a stand-alone Makefile for building
> > > >out of tree, which is very handy for doing emulation debugging.
> > > 
> > > What ever happened to the plan to move it out to a separate library that
> > > Xorg just depends on?   We have another user here who is currently just
> > > copying the code from Xorg and would prefer to share a library with us.
> > 
> > I thought libx86 [0] was supposed to be just that.
> > [0] <http://www.codon.org.uk/~mjg59/libx86/>
> 
> So, until Xorg is linked against libx86, can my patch be applied to the
> Xorg emulator? From what I can see it is where fixes keep landing.

Hmm true. So it probably makes sense to apply it in both, so that they
don't get more out-of-sync. Matthew the patch being talked about here
can be found at:

  <http://lists.x.org/archives/xorg-devel/2011-October/026108.html>

What's your opinion?

Also, maybe it also would make sense to request that people get patches
for x86emu first in libx86, before merging them in the X server?

regards,
guillem


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