enhance MCContext::GetOrCreateTemporarySymbol() to create a new symbol

with an arbitrary unique name.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98294 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/MC/MCContext.cpp b/lib/MC/MCContext.cpp
index 46eb02f32cc1f26373a412e6267763ad4aa104f7..78d6a77dfb8aecbe203c10c28a60f2632420e945 100644 (file)
--- a/lib/MC/MCContext.cpp
+++ b/lib/MC/MCContext.cpp
@@ -8,6 +8,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/MC/MCContext.h"
+#include "llvm/MC/MCAsmInfo.h"
 #include "llvm/MC/MCSection.h"
 #include "llvm/MC/MCSymbol.h"
 #include "llvm/ADT/SmallString.h"
@@ -38,6 +39,11 @@ MCSymbol *MCContext::GetOrCreateSymbol(const Twine &Name) {
 
 
 MCSymbol *MCContext::GetOrCreateTemporarySymbol(StringRef Name) {
+  // If there is no name, create a new anonymous symbol.
+  if (Name.empty())
+    return GetOrCreateTemporarySymbol(Twine(MAI.getPrivateGlobalPrefix()) +
+                                      "tmp" + Twine(NextUniqueID++));
+  
   // Otherwise create as usual.
   MCSymbol *&Entry = Symbols[Name];
   if (Entry) return Entry;