diff --git a/llvm/lib/Target/AVR/AVRDevices.td b/llvm/lib/Target/AVR/AVRDevices.td
--- a/llvm/lib/Target/AVR/AVRDevices.td
+++ b/llvm/lib/Target/AVR/AVRDevices.td
@@ -495,4 +495,28 @@
 def : Device<"attiny40",           FamilyTiny, ELFArchTiny>;
 def : Device<"attiny102",          FamilyTiny, ELFArchTiny>;
 def : Device<"attiny104",          FamilyTiny, ELFArchTiny>;
-
+def : Device<"attiny202",          FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny402",          FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny204",          FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny404",          FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny804",          FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny1604",         FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny406",          FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny806",          FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny1606",         FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny807",          FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny1607",         FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny212",          FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny412",          FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny214",          FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny414",          FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny814",          FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny1614",         FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny416",          FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny816",          FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny1616",         FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny3216",         FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny417",          FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny817",          FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny1617",         FamilyXMEGA, ELFArchXMEGA3>;
+def : Device<"attiny3217",         FamilyXMEGA, ELFArchXMEGA3>;