finally give Mangler a getSymbol method, which returns an MCSymbol
for a global instead of messing around with string buffers.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98366 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Mangler.cpp b/lib/Target/Mangler.cpp
index 3eab58c..c630062 100644
--- a/lib/Target/Mangler.cpp
+++ b/lib/Target/Mangler.cpp
@@ -179,3 +179,16 @@
   getNameWithPrefix(Buf, GV, isImplicitlyPrivate);
   return std::string(Buf.begin(), Buf.end());
 }
+
+/// getSymbol - Return the MCSymbol for the specified global value.  This
+/// symbol is the main label that is the address of the global.
+MCSymbol *Mangler::getSymbol(const GlobalValue *GV) {
+  SmallString<60> NameStr;
+  getNameWithPrefix(NameStr, GV, false);
+  if (!GV->hasPrivateLinkage())
+    return Context.GetOrCreateSymbol(NameStr.str());
+  
+  return Context.GetOrCreateTemporarySymbol(NameStr.str());
+}
+
+
diff --git a/lib/Target/TargetLoweringObjectFile.cpp b/lib/Target/TargetLoweringObjectFile.cpp
index 5a960d8..a093e2d 100644
--- a/lib/Target/TargetLoweringObjectFile.cpp
+++ b/lib/Target/TargetLoweringObjectFile.cpp
@@ -298,16 +298,7 @@
 getExprForDwarfGlobalReference(const GlobalValue *GV, Mangler *Mang,
                                MachineModuleInfo *MMI, unsigned Encoding,
                                MCStreamer &Streamer) const {
-  // FIXME: Use GetGlobalValueSymbol.
-  SmallString<128> Name;
-  Mang->getNameWithPrefix(Name, GV, false);
-  const MCSymbol *Sym;
-  
-  if (GV->hasPrivateLinkage())
-    Sym = getContext().GetOrCreateTemporarySymbol(Name.str());
-  else
-    Sym = getContext().GetOrCreateSymbol(Name.str());
-
+  const MCSymbol *Sym = Mang->getSymbol(GV);
   return getExprForDwarfReference(Sym, Mang, MMI, Encoding, Streamer);
 }