add release note

AlexMaclean · AlexMaclean · commit cc2684ef806a · 2024-09-20T22:33:52.000Z
diff --git a/llvm/docs/ReleaseNotes.rst b/llvm/docs/ReleaseNotes.rst
@@ -56,6 +56,12 @@ Changes to the LLVM IR
 
 * Added ``usub_cond`` and ``usub_sat`` operations to ``atomicrmw``.
 
+* Remove the following intrinsics which can be replaced with a funnel-shift:
+
+  * ``llvm.nvvm.rotate.b32``
+  * ``llvm.nvvm.rotate.right.b64``
+  * ``llvm.nvvm.rotate.b64``
+
 Changes to LLVM infrastructure
 ------------------------------
 
