[llvm-branch-commits] [clang] [Release Notes][FMV] Document support for rcpc3 and mops features. (PR #80152)

[Alexandros Lamprineas via llvm-branch-commits]

https://github.com/labrinea created https://github.com/llvm/llvm-project/pull/80152

Documents support for Load-Acquire RCpc instructions v3 (rcpc3) as well as Memory Copy and Memory Set Acceleration instructions (mops) when targeting AArch64.

>From 6556c342d6c98b9d755fecfbd1d41e49dc620c4c Mon Sep 17 00:00:00 2001
From: Alexandros Lamprineas <alexandros.lamprineas at arm.com>
Date: Wed, 31 Jan 2024 15:19:41 +0000
Subject: [PATCH] [Release Notes][FMV] Document support for rcpc3 and mops
 features.

---
 clang/docs/ReleaseNotes.rst | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/clang/docs/ReleaseNotes.rst b/clang/docs/ReleaseNotes.rst
index 060bc7669b72a..421f793ee1d8e 100644
--- a/clang/docs/ReleaseNotes.rst
+++ b/clang/docs/ReleaseNotes.rst
@@ -1164,6 +1164,12 @@ Arm and AArch64 Support
   * Cortex-A720 (cortex-a720).
   * Cortex-X4 (cortex-x4).
 
+- Function Multi Versioning has been extended to support Load-Acquire RCpc
+  instructions v3 (rcpc3) as well as Memory Copy and Memory Set Acceleration
+  instructions (mops) when targeting AArch64. The feature identifiers (in
+  parenthesis) can be used with either of the ``target_version`` and
+  ``target_clones`` attributes.
+
 Android Support
 ^^^^^^^^^^^^^^^