Index: llvm/lib/Target/ARC/ARCAsmPrinter.cpp
===================================================================
--- llvm/lib/Target/ARC/ARCAsmPrinter.cpp
+++ llvm/lib/Target/ARC/ARCAsmPrinter.cpp
@@ -42,6 +42,8 @@
 
   StringRef getPassName() const override { return "ARC Assembly Printer"; }
   void emitInstruction(const MachineInstr *MI) override;
+
+  bool runOnMachineFunction(MachineFunction &MF) override;
 };
 
 } // end anonymous namespace
@@ -61,6 +63,12 @@
   EmitToStreamer(*OutStreamer, TmpInst);
 }
 
+bool ARCAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
+  // Functions are 4-byte aligned.
+  MF.ensureAlignment(Align(4));
+  AsmPrinter::runOnMachineFunction(MF);
+}
+
 // Force static initialization.
 extern "C" LLVM_EXTERNAL_VISIBILITY void LLVMInitializeARCAsmPrinter() {
   RegisterAsmPrinter<ARCAsmPrinter> X(getTheARCTarget());