[llvm-dev] Intermodule Program Analysis

Ahmad Nouralizadeh Khorrami via llvm-dev llvm-dev at lists.llvm.org
Fri Apr 23 13:40:16 PDT 2021


Hi Jakub,
Thanks! IIUC, both gllvm and wllvm work on statically linked objects. I
mean they work when everything is contained in the linked bitfile.
Therefore, probably, they won't solve the problem?!
Regards.

On Sat, 24 Apr 2021 at 00:43, Jakub (Kuba) Kuderski <kubakuderski at gmail.com>
wrote:

> Hi Ahmad,
>
> Maybe gllvm would work for this use case? There was a similar thread in
> 2019: https://lists.llvm.org/pipermail/llvm-dev/2019-January/129587.html.
>
> -Jakub
>
> On Fri, Apr 23, 2021 at 4:02 PM Ahmad Nouralizadeh Khorrami via llvm-dev <
> llvm-dev at lists.llvm.org> wrote:
>
>> Hi,
>> Typical whole program IR level analyses are done by means of module
>> passes. The modules should be linked before the analysis process.
>> In some rare cases, the analysis needs to be performed across the whole
>> user level code. In other words, suppose that the bitcode files for the
>> program and all shared libraries are available. Also, suppose that the
>> libraries can not be linked, statically. Is it possible to run an analysis
>> (e.g., taint analysis or constant propagation) on the whole user level
>> software stack (at the IR level)? If not, is there any better approach?
>> Regards.
>> _______________________________________________
>> LLVM Developers mailing list
>> llvm-dev at lists.llvm.org
>> https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev
>>
>
>
> --
> Jakub Kuderski
>
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