gcc-wwwdocs branch master updated. c6a7f816f3531d5727674620d74818fe1d150467

[Thomas Schwinge <tschwinge@sourceware.org>]

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- Log -----------------------------------------------------------------
commit c6a7f816f3531d5727674620d74818fe1d150467
Author: Thomas Schwinge <thomas@codesourcery.com>
Date:   Fri May 6 11:03:13 2022 +0200

    GCC 12: OpenACC

diff --git a/htdocs/gcc-12/changes.html b/htdocs/gcc-12/changes.html
index 1b6385cd..c64827bd 100644
--- a/htdocs/gcc-12/changes.html
+++ b/htdocs/gcc-12/changes.html
@@ -170,9 +170,38 @@ You may also want to check out our
       >OpenMP Implementation Status</a> can be found in the libgomp manual.</li>
   </ul>
   </li>
-  <li>The new warning flag <code>-Wopenacc-parallelism</code> was added for
-      OpenACC. It warns about potentially suboptimal choices related to
-      OpenACC parallelism.
+  <li id="openacc">
+    Version 2.6 of the <a href="https://www.openacc.org/">OpenACC</a>
+    specification continues to be maintained and improved in the C, C++ and
+    Fortran compilers.
+    See the <a href="https://gcc.gnu.org/wiki/OpenACC/Implementation%20Status#status-12">implementation
+    status</a> section on the OpenACC wiki page and the
+    <a href="https://gcc.gnu.org/onlinedocs/gcc-12.1.0/libgomp/Enabling-OpenACC.html">
+    run-time library documentation</a> for further information.
+    In addition to general performance tuning and bug fixing, new features
+    include:
+    <ul>
+      <li>
+	OpenACC worker parallelism for <a href="#amdgcn">AMD GPUs</a>
+	(already for a long time supported for <a href="#nvptx">Nvidia
+	GPUs</a>).
+      </li>
+      <li>
+	Data privatization/sharing at the OpenACC gang level.
+      </li>
+      <li>
+	Considerable improvements for the experimental OpenACC 'kernels'
+	decomposition
+	(<a href="https://gcc.gnu.org/onlinedocs/gcc-12.1.0/gcc/Optimize-Options.html#index-param"><code>--param
+	openacc-kernels=decompose</code></a>).
+      </li>
+      <li>
+	A new warning
+	flag <a href="https://gcc.gnu.org/onlinedocs/gcc-12.1.0/gcc/Warning-Options.html#index-Wopenacc-parallelism"><code>-Wopenacc-parallelism</code></a>
+	to warn about potentially suboptimal choices related to OpenACC
+	parallelism.
+      </li>
+    </ul>
   </li>
   <li>The offload target code generation for OpenMP and OpenACC can now
       be better adjusted using the new <a

-----------------------------------------------------------------------

Summary of changes:
 htdocs/gcc-12/changes.html | 35 ++++++++++++++++++++++++++++++++---
 1 file changed, 32 insertions(+), 3 deletions(-)


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