Nice, wish I was there!
On 9 April 2014 01:11, Colin Riley <[email protected]> wrote: > Thanks Virgile, we were discussing this at the EuroLLVM meeting only a > few hours ago! :) > ------------------------------ > From: Virgile Bello <[email protected]> > Sent: 08/04/2014 17:08 > To: Andrew MacPherson <[email protected]> > Cc: lldb-dev <[email protected]> > Subject: Re: [lldb-dev] ProcessWindows plugin (allow Windows > processdebugging) > > Sorry, took me some time to get around it, but I have finally took the > time to: > - Commit as many trivial changes as possible into LLDB trunk. > - Update my code to latest LLDB changes. > - Rearrange the rest and put them on github for review and accept external > help/contributions. > > https://github.com/xen2/lldb > > Feel free to contact me if you want commit access! > (Andrew, I added you as collaborator) > > Some of the commits that affects LLDB might need review and be delayed, > but the main commit that adds ProcessWindows should probably be merged soon > to avoid divergence and make contributions easier. > > > > On 19 February 2014 16:54, Andrew MacPherson <[email protected]>wrote: > >> That sounds great, just let me know when you feel the repo is in a good >> state and I'll take another look. My preference is github (username >> andrewmacp) but I'm open if you prefer something else. Talk soon! >> >> >> On Tue, Feb 18, 2014 at 5:39 PM, Virgile Bello >> <[email protected]>wrote: >> >>> Hello, >>> >>> Sure, that would be great to combine effort! Quite happy people are >>> willing to join, it's quite a huge task. And your goal being little bit >>> different is good to have more test cases and features. >>> I'm quite open about how to coordinate. On my side, I think I just need >>> a few days to clean up and rearrange commits little bit more before >>> starting a proper branch, then we could start to work from that? >>> >>> Where would you prefer to work? SVN? Github? >>> >>> Actually I have never tried lldb.exe directly, I use it as a library, so >>> I didn't really expect it to work -- good to know process control was OK at >>> least! >>> Also, some scenarios that used to work for me 6 months ago don't work >>> anymore now, so that might be related as well. I'll try to fix those >>> regressions quickly so that your work doesn't bump into them. >>> >>> >>> On 18 February 2014 21:51, Andrew MacPherson <[email protected]>wrote: >>> >>>> Hi Virgile, >>>> >>>> This looks great! We had recently started on our own Windows Process >>>> plugin implementation, porting code we had used in a simple custom debugger >>>> to LLDB, however I think it would make sense to combine our efforts. I >>>> would be happy to help stabilize what you have so far, I built locally from >>>> your repo and much of the process control works great though I haven't had >>>> any luck getting debug info in stack traces in a few simple apps built with >>>> gcc (-gdwarf-2) or with clang using lldb.exe yet. >>>> >>>> What we're aiming for is slightly different than you, we're mostly >>>> interested in the ability to parse ELF/Dwarf debug info from code produced >>>> by MCJIT since the bulk of our software currently needs to be compiled with >>>> MSVC. This relies on a JIT support patch (currently for Linux) which hasn't >>>> yet been submitted upstream, though your work here is probably the push >>>> required for me to get that done. >>>> >>>> I will take a pass through some samples on this end and take note of >>>> any issues I come across and then start looking into them. Let me know how >>>> you would like to coordinate work here (assuming you would like to >>>> coordinate) and we can go from there. >>>> >>>> Nice work! >>>> >>>> Andrew >>>> >>>> >>>> On Mon, Feb 17, 2014 at 4:27 PM, Virgile Bello < >>>> [email protected]> wrote: >>>> >>>>> Hello, >>>>> >>>>> 6 months ago I worked on LLDB to add Windows process debugging support. >>>>> >>>>> I had to put this project little bit aside for a little bit. Now that >>>>> I have some more time to focus on that project again, I wanted to share >>>>> what I have been doing so far, and hopefully as it gets more mature it >>>>> would be great to have it merged in trunk later. >>>>> >>>>> So far I pushed most of my changes on github: >>>>> https://github.com/xen2/lldb/commits/msvc12 >>>>> >>>>> The most important commit is probably "Added ProcessWindows and >>>>> DynamicLoaderWindows plugins.". Some of the commits might be only >>>>> temporary >>>>> (needed for debugging to work). Some others commits are trivial/minor and >>>>> could probably be cherry-picked immediately in trunk. >>>>> >>>>> It is far from being ready to be merged yet (unpolished commits, lot >>>>> of file rearrange/rename, code sharing, cleanup and comments to do here >>>>> and >>>>> there). >>>>> >>>>> Also, at the time (might have been fixed yet), I used Linux >>>>> implementation as a guideline but noticed it didn't seem to work for >>>>> multithreading (StopInfo mixing up each other). As a result I had to >>>>> change >>>>> some stuff to have multithreading working. That might be something that >>>>> could be interesting to have back on Linux as well. >>>>> >>>>> Status: I am now able to use LLDB as a library to actually debug real >>>>> windows processes (including stack traces, variables, multithreading, >>>>> etc...) on simple executables (compiled with either gcc with -gdwarf-2, or >>>>> clang). >>>>> >>>>> Note: I might force push the branch msvc12 on github since I want to >>>>> rewrite some commits and rebase. If people are interested in helping, >>>>> please let me know and I would stop doing that. >>>>> >>>>> Hope it will help starting the effort to have a full debugging support >>>>> on Windows! >>>>> >>>>> Thanks >>>>> >>>>> _______________________________________________ >>>>> lldb-dev mailing list >>>>> [email protected] >>>>> http://lists.cs.uiuc.edu/mailman/listinfo/lldb-dev >>>>> >>>>> >>>> >>> >> >
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