[lldb-dev] A big thank you (and Windows support)

[João Matos]

By the way, what is the status on merging the Windows branch to master?

On Wed, Jun 19, 2013 at 6:52 PM, Daniel Collin <daniel at collin.com> wrote:

>
> On Jun 12, 2013, at 10:06 AM, Carlo Kok <ck at remobjects.com> wrote:
>
> > Op 29-5-2013 20:54, Malea, Daniel schreef:
> >> Hi Daniel,
> >>
> >> Windows support is mostly in the 'windows' branch at the moment.. And
> >> as far as I know LLDB builds on Windows with VS2010, but supports
> >> only remote debugging of targets that support debugserver (maybe
> >> gdbserver as well, since the protocol is mostly compatible AFAIK).
> >>
> >> I don't believe there's been any work to support native debugging of
> >> Windows targets, including parsing PDB files, unfortunately..
> >>
> >> CC'ing Carlo in case he has more details.
> >>
> >
> > Seems I completely missed this thread.
> >
> > Windows works yes, but only for remote debugging. Everything also
> compiles except the different "Host" code. To debug on Windows itself these
> things would be needed:
> > * A windows host needs to be implemented (something that starts/attaches
> to a process, pauses/resumes it & it's threads, etc)
> > * Something that reads PE files. I'm not sure how debug info on Windows
> is stored, it might be more practical to start with Mingw compiled debug
> info first, and move from there.
> >
> > Now PDB support/Visual C++ generated executable debugging is a whole
> other thing. As far as I know nobody has fully decyphered that file format,
> I know there are some .NET libs that can partially read the info they need,
> but I doubt that will do much good as c/c++ stores a lot more info.
> >
> > There's another problem with that. The debugger uses clang to to
> execute/evaluate expressions, and as far as I know, clang cannot emit abi
> compatible code that matches vc yet.
> >
> >
> > That all said, the Windows branch is quite up to date and compiles with
> VC2010.
>
> Hi Carlo,
>
> Thanks for the reply. Now I have a good idea of the current state for
> Windows. I also wonder if there is a long term plan to support Windows
> (natively that is and even if it was compiled with clang only)
>
> Cheers!
>
> Daniel
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>



-- 
João Matos
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