DebugInfo: Pass MCSymbolRefExprs for labels instead of MCSymbols

This is a precursor to adding debug info support for TLS which requires
non-default relocations applied to TLS symbols.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@185202 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/AsmPrinter/DIE.cpp b/lib/CodeGen/AsmPrinter/DIE.cpp
index 5f451a7..81bab33 100644
--- a/lib/CodeGen/AsmPrinter/DIE.cpp
+++ b/lib/CodeGen/AsmPrinter/DIE.cpp
@@ -253,7 +253,7 @@
 /// EmitValue - Emit label value.
 ///
 void DIELabel::EmitValue(AsmPrinter *AP, unsigned Form) const {
-  AP->OutStreamer.EmitSymbolValue(Label, SizeOf(AP, Form));
+  AP->OutStreamer.EmitValue(Label, SizeOf(AP, Form));
 }
 
 /// SizeOf - Determine size of label value in bytes.
@@ -267,7 +267,7 @@
 
 #ifndef NDEBUG
 void DIELabel::print(raw_ostream &O) const {
-  O << "Lbl: " << Label->getName();
+  O << "Lbl: " << Label->getSymbol().getName();
 }
 #endif