[llvm-dev] reviving LLVM on Solaris x86/SPARC platform

Hal Finkel via llvm-dev llvm-dev at lists.llvm.org
Wed Jun 21 12:25:03 PDT 2017

On 06/21/2017 02:17 PM, Fedor Sergeev wrote:
> On Wed, Jun 21, 2017 at 01:57:16PM -0500, Hal Finkel wrote:
>> Hi, Fedor,
>> That's good news. As you've indicated, the best way to get the
>> changes reviewed is to break them into small pieces with good
>> regressions tests. These should be uploaded to our code-review site
>> (https://reviews.llvm.org/, see http://llvm.org/docs/Phabricator.html#requesting-a-review-via-the-web-interface
>> for more information). Please make sure the patch descriptions fully
>> describe the changes being proposed, and take care to follow the
>> instructions regarding generating full-context diffs and adding the
>> correct mailing lists as subscribers for each review.
> Thanks. This is all well understood here.
> Patches will be as small as possible, and we actually started the process
> filing 3 code-reviews through the last month.
> 1 already integrated and 2 pending (D33868 and D34136).

Feel free to "ping" them weekly.


> My call for volunteers comes from the actual experience of trying to get attention
> to these patches.
> Not that I'm complaining... I'm just doing the math and see that 9 Aug is very close...
> regards,
>    Fedor.
>>   -Hal
>> On 06/21/2017 01:43 PM, Fedor Sergeev via llvm-dev wrote:
>>> Greetings all,
>>> as some of you surely know, current state of LLVM on Solaris platform is far
>> >from being ideal.
>>> Recently here at Oracle we have started putting effort into actually
>>> making LLVM/Clang on Solaris (both x86 and SPARC) a good citizen.
>>> We have both intent and (finally) legal permissions to contribute into the trunk,
>>> and we have already developed a set of - now small and hopefully clean ;) - patches
>>> that address main deficiencies:
>>>      - makefiles tweaked to be functional in all compilation modes
>>>        (say, for ninja build)
>>>      - Clang's gcc toolchain detection fixed
>>>        (especially to handle multiple gccs installed on a system vs. hardcoded paths)
>>>      - TLS relocations handling for SPARC fixed
>>>      - JIT relocations handling for SPARC implemented
>>> After these changes we are able to bootstrap clang (which is completely
>>> impossible with current trunk on SPARC/Solaris).
>>> As well as successfully build/test serious apps like MySQL.
>>> We would very much like to hit 5.0 release with these changes,
>>> however with currently published schedule it is clear that we
>>> will need your extra help and will to review/integrate our patches.
>>> I'm thus asking for advice - how can we possibly make that 5.0 target without
>>> dropping quality of reviews? Any volunteers to help specifically with these reviews?
>>> Note, that we dont have commit rights yet...
>>> Thanks!
>>> Fedor Sergeev, Oracle compiler teamm
>>> _______________________________________________
>>> LLVM Developers mailing list
>>> llvm-dev at lists.llvm.org
>>> http://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev
>> -- 
>> Hal Finkel
>> Lead, Compiler Technology and Programming Languages
>> Leadership Computing Facility
>> Argonne National Laboratory

Hal Finkel
Lead, Compiler Technology and Programming Languages
Leadership Computing Facility
Argonne National Laboratory

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