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[WWWDOCS,COMMITTED] gcc-15: Update OpenMP release notes

Message ID 20250212214834.2216445-1-sloosemore@baylibre.com
State Committed
Headers
Series [WWWDOCS,COMMITTED] gcc-15: Update OpenMP release notes |

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Commit Message

Sandra Loosemore Feb. 12, 2025, 9:48 p.m. UTC 
  ---
 htdocs/gcc-15/changes.html | 80 ++++++++++++++++++++++++--------------
 1 file changed, 50 insertions(+), 30 deletions(-)
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Patch

diff --git a/htdocs/gcc-15/changes.html b/htdocs/gcc-15/changes.html
index e273693a..d7919379 100644
--- a/htdocs/gcc-15/changes.html
+++ b/htdocs/gcc-15/changes.html
@@ -65,37 +65,57 @@  a work-in-progress.</p>
 <!-- .................................................................. -->
 <h2 id="languages">New Languages and Language specific improvements</h2>
 
+<h3 id="openmp"><a href="../projects/gomp/">OpenMP</a></h3>
 <ul>
-  <li id="openmp"><a href="../projects/gomp/">OpenMP</a>
-  <ul>
-    <li>
-      Support for unified-shared memory has been added for some AMD and Nvidia
-      GPU devices, enabled when using the <code>unified_shared_memory</code>
-      clause to the <code>requires</code> directive. For details,
-      see the offload-target specifics section in the
-      <a href="https://gcc.gnu.org/onlinedocs/libgomp/Offload-Target-Specifics.html"
-      >GNU Offloading and Multi Processing Runtime Library Manual</a>.
-      GCC added <code>ompx_gnu_pinned_mem_alloc</code> as <a
-      href="https://gcc.gnu.org/onlinedocs/libgomp/OMP_005fALLOCATOR.html">predefined
-      allocator</a>. On <a href="https://gcc.gnu.org/onlinedocs/libgomp/nvptx.html">Nvidia
-      GPUs, writing to the terminal</a> from OpenMP target regions (but not from
-      OpenACC compute regions) is now also supported in Fortran; in C/C++ and
-      on AMD GPUs this was already supported before with both OpenMP and OpenACC.
-      Constructors and destructors on the device side for <code>declare target</code>
-      static aggregates are now handled.
-    </li>
-    <li>
-      OpenMP 5.1: The <code>unroll</code> and <code>tile</code>
-      loop-transformation constructs are now supported.
-    </li>
-    <li>
-      OpenMP 6.0: The <a
-      href="https://gcc.gnu.org/onlinedocs/libgomp/omp_005fget_005fdevice_005ffrom_005fuid.html"
-      ><code>get_device_from_uid</code></a> and <a
-      href="https://gcc.gnu.org/onlinedocs/libgomp/omp_005fget_005fuid_005ffrom_005fdevice.html">
-      <code>omp_get_uid_from_device</code></a> API routines have been added.
-    </li>
-  </ul>
+  <li>
+    Support for unified-shared memory has been added for some AMD and Nvidia
+    GPU devices, enabled when using the <code>unified_shared_memory</code>
+    clause to the <code>requires</code> directive.
+    The OpenMP 6.0 <code>self_maps</code> clause is also now supported.
+    For details,
+    see the offload-target specifics section in the
+    <a href="https://gcc.gnu.org/onlinedocs/libgomp/Offload-Target-Specifics.html"
+       >GNU Offloading and Multi Processing Runtime Library Manual</a>.
+  </li>
+  <li>
+    GCC added <code>ompx_gnu_pinned_mem_alloc</code> as a <a
+    href="https://gcc.gnu.org/onlinedocs/libgomp/OMP_005fALLOCATOR.html">predefined
+      allocator</a>.
+  </li>
+  <li>
+    In C and Fortran, the <code>allocate</code> directive now supports
+    static variables; stack variables were previously supported in
+    those languages.  C++ support is not available yet.
+  </li>
+  <li>
+    Offloading improvements:
+    On <a href="https://gcc.gnu.org/onlinedocs/libgomp/nvptx.html">Nvidia
+    GPUs, writing to the terminal</a> from OpenMP target regions (but not from
+    OpenACC compute regions) is now also supported in Fortran; in C/C++ and
+    on AMD GPUs this was already supported before with both OpenMP and OpenACC.
+    Constructors and destructors on the device side for
+    <code>declare target</code> static aggregates are now handled.
+  </li>
+  <li>
+    The OpenMP 5.1 <code>unroll</code> and <code>tile</code>
+    loop-transforming constructs are now supported.
+  </li>
+  <li>OpenMP 5.0 metadirectives are now supported, as are OpenMP 5.1 dynamic
+    selectors in both <code>metadirective</code> and
+    <code>declare variant</code> (the latter with some restrictions).
+  </li>
+  <li>
+    The OpenMP 5.1 <code>dispatch</code> construct has been implemented
+    with support for the <code>adjust_args</code> clause to the
+    <code>declare variant</code> directive.
+  </li>
+  <li>
+    OpenMP 6.0: The <a
+    href="https://gcc.gnu.org/onlinedocs/libgomp/omp_005fget_005fdevice_005ffrom_005fuid.html"
+    ><code>get_device_from_uid</code></a> and <a
+    href="https://gcc.gnu.org/onlinedocs/libgomp/omp_005fget_005fuid_005ffrom_005fdevice.html">
+    <code>omp_get_uid_from_device</code></a> API routines have been added.
+  </li>
 </ul>
 
 <!-- <h3 id="ada">Ada</h3> -->