MCStreamer: Add a few more "symbol attributes".


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74077 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/llvm/MC/MCStreamer.h b/include/llvm/MC/MCStreamer.h
index 9374529..7637416 100644
--- a/include/llvm/MC/MCStreamer.h
+++ b/include/llvm/MC/MCStreamer.h
@@ -23,9 +23,21 @@
   class MCStreamer {
   public:
     enum SymbolAttr {
-      Global,
-      Weak,
-      PrivateExtern
+      Global,         /// .globl
+      Hidden,         /// .hidden (ELF)
+      IndirectSymbol, /// .indirect_symbol (Apple)
+      Internal,       /// .internal (ELF)
+      LazyReference,  /// .lazy_reference (Apple)
+      NoDeadStrip,    /// .no_dead_strip (Apple)
+      PrivateExtern,  /// .private_extern (Apple)
+      Protected,      /// .protected (ELF)
+      Reference,      /// .reference (Apple)
+      Weak,           /// .weak
+      WeakDefinition, /// .weak_definition (Apple)
+      WeakReference,  /// .weak_reference (Apple)
+
+      SymbolAttrFirst = Global,
+      SymbolAttrLast = WeakReference
     };
 
   private:
diff --git a/lib/MC/MCAsmStreamer.cpp b/lib/MC/MCAsmStreamer.cpp
index efc9e65..33d72e2 100644
--- a/lib/MC/MCAsmStreamer.cpp
+++ b/lib/MC/MCAsmStreamer.cpp
@@ -102,8 +102,17 @@
                                         SymbolAttr Attribute) {
   switch (Attribute) {
   case Global: OS << ".globl"; break;
-  case Weak: OS << ".weak"; break;
+  case Hidden: OS << ".hidden"; break;
+  case IndirectSymbol: OS << ".indirect_symbol"; break;
+  case Internal: OS << ".internal"; break;
+  case LazyReference: OS << ".lazy_reference"; break;
+  case NoDeadStrip: OS << ".no_dead_strip"; break;
   case PrivateExtern: OS << ".private_extern"; break;
+  case Protected: OS << ".protected"; break;
+  case Reference: OS << ".reference"; break;
+  case Weak: OS << ".weak"; break;
+  case WeakDefinition: OS << ".weak_definition"; break;
+  case WeakReference: OS << ".weak_reference"; break;
   }
 
   OS << ' ' << Symbol->getName() << '\n';