Add myself as code owner of AArch64 backend.

llvm-svn: 174056
GitOrigin-RevId: 70f77d6ff0a4c4b73eeb3a5d5a8332663e85b77d
diff --git a/CODE_OWNERS.TXT b/CODE_OWNERS.TXT
index de94436..10bf071 100644
--- a/CODE_OWNERS.TXT
+++ b/CODE_OWNERS.TXT
@@ -90,6 +90,10 @@
 W: http://nondot.org/~sabre/
 D: Everything not covered by someone else
 
+N: Tim Northover
+E: Tim.Northover@arm.com
+D: AArch64 backend
+
 N: Jakob Olesen
 D: Register allocators and TableGen