[llvm-branch-commits] [cfe-branch] r243164 - [OPENMP] Info in release notes about OpenMP support in clang.
Hans Wennborg
hans at hanshq.net
Fri Jul 24 14:19:43 PDT 2015
Author: hans
Date: Fri Jul 24 16:19:42 2015
New Revision: 243164
URL: http://llvm.org/viewvc/llvm-project?rev=243164&view=rev
Log:
[OPENMP] Info in release notes about OpenMP support in clang.
Add info about completion of OpenMP 3.1 + support for some elements of OpenMP 4.0
Patch by Alexey Bataev!
Differential Revision: http://reviews.llvm.org/D11059
Modified:
cfe/branches/release_37/docs/ReleaseNotes.rst
Modified: cfe/branches/release_37/docs/ReleaseNotes.rst
URL: http://llvm.org/viewvc/llvm-project/cfe/branches/release_37/docs/ReleaseNotes.rst?rev=243164&r1=243163&r2=243164&view=diff
==============================================================================
--- cfe/branches/release_37/docs/ReleaseNotes.rst (original)
+++ cfe/branches/release_37/docs/ReleaseNotes.rst Fri Jul 24 16:19:42 2015
@@ -52,6 +52,11 @@ Major New Features
extension is also enabled when compiling CUDA code, but its use should be
viewed as an implementation detail that is subject to change.
+- Clang 3.7 fully supports OpenMP 3.1 and reported to work on many platforms,
+ including x86, x86-64 and Power. Also, pragma ``omp simd`` from OpenMP 4.0 is
+ supported as well. See below for details.
+
+
Improvements to Clang's diagnostics
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -113,6 +118,24 @@ OpenCL C Language Changes in Clang
...
+OpenMP Support
+--------------
+OpenMP 3.1 is fully supported, but disabled by default. To enable it, please use
+``-fopenmp=libomp`` command line option. Your feedback (positive or negative) on
+using OpenMP-enabled clang would be much appreciated; please share it either on
+`cfe-dev <http://lists.cs.uiuc.edu/mailman/listinfo/cfe-dev>`_ or `openmp-dev
+<http://lists.cs.uiuc.edu/mailman/listinfo/openmp-dev>`_ mailing lists.
+
+In addition to OpenMP 3.1, several important elements of 4.0 version of the
+standard are supported as well:
+- ``omp simd``, ``omp for simd`` and ``omp parallel for simd`` pragmas
+- atomic constructs
+- ``proc_bind`` clause of ``omp parallel`` pragma
+- ``depend`` clause of ``omp task`` pragma (except for array sections)
+- ``omp cancel`` and ``omp cancellation point`` pragmas
+- ``omp taskgroup`` pragma
+...
+
Internal API Changes
--------------------
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