diff --git a/src/compiler/codegen/MethodCodegenDriver.cc b/src/compiler/codegen/MethodCodegenDriver.cc
index 6de3a9c..38c2117 100644
--- a/src/compiler/codegen/MethodCodegenDriver.cc
+++ b/src/compiler/codegen/MethodCodegenDriver.cc
@@ -102,7 +102,11 @@
     if (DISPLAY_MISSING_TARGETS) {
         genShowTarget(cUnit);
     }
+#if defined(TARGET_MIPS)
+    UNIMPLEMENTED(FATAL) << "Need to handle common target register";
+#else
     opReg(cUnit, kOpBlx, rLR);
+#endif
     oatClobberCalleeSave(cUnit);
 }