diff --git a/lib/CodeGen/LLVMTargetMachine.cpp b/lib/CodeGen/LLVMTargetMachine.cpp
index f10bdb5..17633e2 100644
--- a/lib/CodeGen/LLVMTargetMachine.cpp
+++ b/lib/CodeGen/LLVMTargetMachine.cpp
@@ -171,7 +171,8 @@
   switch (FileType) {
   case CGFT_AssemblyFile: {
     MCInstPrinter *InstPrinter =
-      getTarget().createMCInstPrinter(MAI.getAssemblerDialect(), MAI, STI);
+      getTarget().createMCInstPrinter(MAI.getAssemblerDialect(), MAI,
+                                      Context->getRegisterInfo(), STI);
 
     // Create a code emitter if asked to show the encoding.
     MCCodeEmitter *MCE = 0;