Initial x86 support for BlockAddresses.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85557 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/AsmPrinter/X86MCInstLower.cpp b/lib/Target/X86/AsmPrinter/X86MCInstLower.cpp
index d498c57..24787a8 100644
--- a/lib/Target/X86/AsmPrinter/X86MCInstLower.cpp
+++ b/lib/Target/X86/AsmPrinter/X86MCInstLower.cpp
@@ -329,6 +329,10 @@
     case MachineOperand::MO_ConstantPoolIndex:
       MCOp = LowerSymbolOperand(MO, GetConstantPoolIndexSymbol(MO));
       break;
+    case MachineOperand::MO_BlockAddress:
+      MCOp = LowerSymbolOperand(MO, AsmPrinter.GetBlockAddressSymbol(
+                                                 MO.getBlockAddress()));
+      break;
     }
     
     OutMI.addOperand(MCOp);