[ReleaseNotes] Mention the completion of the upstreaming of the AVR backend

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@287273 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/docs/ReleaseNotes.rst b/docs/ReleaseNotes.rst
index efcff05..4deeab3 100644 (file)
--- a/docs/ReleaseNotes.rst
+++ b/docs/ReleaseNotes.rst
@@ -95,6 +95,13 @@ Changes to the AMDGPU Target
 
  During this release ...
 
+Changes to the AVR Target
+-----------------------------
+
+* The entire backend has been merged in-tree with all tests passing. All of
+  the instruction selection code and the machine code backend has landed
+  recently and is fully usable.
+
 Changes to the OCaml bindings
 -----------------------------