diff --git a/lib/Target/ARM/ARMLoadStoreOptimizer.cpp b/lib/Target/ARM/ARMLoadStoreOptimizer.cpp
index 36ce725..a544029 100644
--- a/lib/Target/ARM/ARMLoadStoreOptimizer.cpp
+++ b/lib/Target/ARM/ARMLoadStoreOptimizer.cpp
@@ -212,10 +212,12 @@
 AMSubMode getLoadStoreMultipleSubMode(int Opcode) {
   switch (Opcode) {
   default: llvm_unreachable("Unhandled opcode!");
+  case ARM::LDMIA_RET:
   case ARM::LDMIA:
   case ARM::LDMIA_UPD:
   case ARM::STMIA:
   case ARM::STMIA_UPD:
+  case ARM::t2LDMIA_RET:
   case ARM::t2LDMIA:
   case ARM::t2LDMIA_UPD:
   case ARM::t2STMIA: