[llvm-branch-commits] [cfe-branch] r323179 - [ReleaseNotes] Mention OpenMP Tools Interface in runtime library
Jonas Hahnfeld via llvm-branch-commits
llvm-branch-commits at lists.llvm.org
Thu Feb 1 01:45:56 PST 2018
No, there isn't and I fully agree that this is far from ideal. However,
we are only running an x86 Linux cluster and that's where I try to get
From my part, feel free to remove the part about Windows if you think
it's better for user experience. I've never used OpenMP on Windows and
certainly won't look into issues there.
Am 2018-02-01 10:38, schrieb Hans Wennborg:
> Is there a buildbot that tests it regularly on Windows, ideally built
> with Clang?
> I'm sorry that I seem grumpy about this, but there appears to be a
> problem here.
> On Thu, Feb 1, 2018 at 10:30 AM, Jonas Hahnfeld <hahnjo at hahnjo.de>
>> I think it actually works _if_ you get Clang to link to the right
>> runtime library... Adding Joachim and Olga who have been working on
>> this lately.
>> Am 2018-02-01 10:26, schrieb Hans Wennborg:
>> As far as I understand, this doesn't actually work on Windows.
>> we update the text?
>> On Tue, Jan 23, 2018 at 8:50 AM, Jonas Hahnfeld via
>> llvm-branch-commits <llvm-branch-commits at lists.llvm.org> wrote:
>> Author: hahnfeld
>> Date: Mon Jan 22 23:50:11 2018
>> New Revision: 323179
>> URL: http://llvm.org/viewvc/llvm-project?rev=323179&view=rev 
>> [ReleaseNotes] Mention OpenMP Tools Interface in runtime library
>> The OpenMP runtime has no dedicated Release Notes, so add it to
>> section about OpenMP.
>> Differential Revision: https://reviews.llvm.org/D42352  
>> Modified: cfe/branches/release_60/docs/ReleaseNotes.rst
>> --- cfe/branches/release_60/docs/ReleaseNotes.rst (original)
>> +++ cfe/branches/release_60/docs/ReleaseNotes.rst Mon Jan 22
>> 23:50:11 2018
>> @@ -231,6 +231,13 @@ OpenMP Support in Clang
>> - Added support for `reduction`-based clauses on `task`-based
>> directives from
>> upcoming OpenMP 5.0.
>> +- The LLVM OpenMP runtime `libomp` now supports the OpenMP Tools
>> Interface (OMPT)
>> + on x86, x86_64, AArch64, and PPC64 on Linux, Windows, and macOS.
>> If you observe
>> + a measurable performance impact on one of your applications
>> without a tool
>> + attached, please rebuild the runtime library with
>> `-DLIBOMP_OMPT_SUPPORT=OFF` and
>> + file a bug at `LLVM's Bugzilla <https://bugs.llvm.org/>`_ or send
>> a message to the
>> + `OpenMP development list
>> <http://lists.llvm.org/cgi-bin/mailman/listinfo/openmp-dev 
>> Internal API Changes
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