[Openmp-commits] [PATCH] D123564: [OpenMP][doc] Add documents for barrier related environment variables
Jonathan Peyton via Phabricator via Openmp-commits
openmp-commits at lists.llvm.org
Tue Apr 12 08:54:59 PDT 2022
jlpeyton added a comment.
There are no existing documentation for these. Thanks for creating this!
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Comment at: openmp/docs/design/Runtimes.rst:446
+""""""""""""""""""""""""""""
+Specifies barrier pattern of forkjoin barrier which is used in worker threads' fork and join.
+As libomp barrier adopts centralized barrier, barrier pattern can be specified for gather
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This pattern is used for the parallel and teams constructs.
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Comment at: openmp/docs/design/Runtimes.rst:633
+"""""""""""""""""""""""""
+Specifies barrier pattern of plain barrier which is used for ``#pragma omp barrier``.
+See ``KMP_FORKJOIN_BARRIER_PATTERN`` for currently supported patterns.
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Also add that this pattern is used for implicit barriers at end of worksharing constructs.
Repository:
rG LLVM Github Monorepo
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https://reviews.llvm.org/D123564/new/
https://reviews.llvm.org/D123564
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