Change DIEObjectLabel to take an MCSymbol instead of std::string.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93647 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/AsmPrinter/DwarfPrinter.cpp b/lib/CodeGen/AsmPrinter/DwarfPrinter.cpp
index 20b959b..73e8331 100644
--- a/lib/CodeGen/AsmPrinter/DwarfPrinter.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfPrinter.cpp
@@ -18,6 +18,7 @@
 #include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/CodeGen/MachineModuleInfo.h"
 #include "llvm/MC/MCAsmInfo.h"
+#include "llvm/MC/MCSymbol.h"
 #include "llvm/Target/TargetData.h"
 #include "llvm/Target/TargetFrameInfo.h"
 #include "llvm/Target/TargetRegisterInfo.h"
@@ -76,6 +77,13 @@
   if (IsPCRelative) O << "-" << MAI->getPCSymbol();
 }
 
+void Dwarf::EmitReference(const MCSymbol *Sym, bool IsPCRelative,
+                          bool Force32Bit) const {
+  PrintRelDirective(Force32Bit);
+  Sym->print(O, MAI);
+  if (IsPCRelative) O << "-" << MAI->getPCSymbol();
+}
+
 /// EmitDifference - Emit the difference between two labels.  Some assemblers do
 /// not behave with absolute expressions with data directives, so there is an
 /// option (needsSet) to use an intermediary set expression.