diff --git a/llvm/lib/Target/AArch64/AArch64InstrInfo.cpp b/llvm/lib/Target/AArch64/AArch64InstrInfo.cpp
--- a/llvm/lib/Target/AArch64/AArch64InstrInfo.cpp
+++ b/llvm/lib/Target/AArch64/AArch64InstrInfo.cpp
@@ -76,8 +76,11 @@
   const MachineFunction *MF = MBB.getParent();
   const MCAsmInfo *MAI = MF->getTarget().getMCAsmInfo();
 
-  if (MI.getOpcode() == AArch64::INLINEASM)
-    return getInlineAsmLength(MI.getOperand(0).getSymbolName(), *MAI);
+  {
+    auto Op = MI.getOpcode();
+    if (Op == AArch64::INLINEASM || Op == AArch64::INLINEASM_BR)
+      return getInlineAsmLength(MI.getOperand(0).getSymbolName(), *MAI);
+  }
 
   // FIXME: We currently only handle pseudoinstructions that don't get expanded
   //        before the assembly printer.