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This page contains information on GCC's implementation of the [[http://www.openmp.org|OpenMP]] standard and related functionality like the auto parallelizer ({{{-ftree-parallelize-loops}}}). This page contains information on GCC's implementation of the [[http://openmp.org/wp/|OpenMP]] standard and related functionality like the auto parallelizer ({{{-ftree-parallelize-loops}}}).
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As of GCC 4.2, the compiler implements version 2.5 of the OpenMP standard.  Work is underway to implement the new version 3.0 of the standard (branch {{{gomp-3_0-branch}}}). As of GCC 4.2, the compiler implements version 2.5 of the OpenMP standard and as of 4.4 it implements version 3.0 of the OpenMP standard.
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 * [[http://www.openmp.org/mp-documents/spec30_draft.pdf|OpenMP v3.0 standard (draft)]]  * [[http://www.openmp.org/mp-documents/spec30.pdf|OpenMP v3.0 standard]]
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= Automatic Parallelization =
({{{-ftree-parallelize-loops}}})

 * Streamization
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 * Fix [[http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35243|PR 35423]].  * Fix [[http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35423|PR 35423]].
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 * Help out with the OpenMP 3.0 implementation effort ({{{gomp-3_0-branch}}}).  * OpenMP v3.1, when released ("The OpenMP ARB has [[ftp://ftp.nag.co.uk/sc22wg5/N1801-N1850/N1817.txt|started]] developing OpenMP 3.1, which is scheduled to be released for public review at [[http://www.ccs.tsukuba.ac.jp/workshop/IWOMP2010/|IWOMP, the International Workshop for OpenMP]], in June 2010. This update will include clarifications, and several extensions.")

OpenMP

This page contains information on GCC's implementation of the OpenMP standard and related functionality like the auto parallelizer (-ftree-parallelize-loops).

As of GCC 4.2, the compiler implements version 2.5 of the OpenMP standard and as of 4.4 it implements version 3.0 of the OpenMP standard.

OpenMP Documentation

Automatic Parallelization

(-ftree-parallelize-loops)

  • Streamization

TODO List

Feel free to add new items to this list as you run into issues or features that would be interesting to add. Send mail to the list and/or the GCC OpenMP maintainers if any item in this list sounds interesting but is hard to understand.

  • Fix PR 35423.

  • Fine tune the auto scheduling feature for parallel loops.

  • OpenMP v3.1, when released ("The OpenMP ARB has started developing OpenMP 3.1, which is scheduled to be released for public review at IWOMP, the International Workshop for OpenMP, in June 2010. This update will include clarifications, and several extensions.")

None: openmp (last edited 2015-01-29 08:24:51 by tschwinge)