From 3edd9bb7a3da8526eb2f4a5dae2962a987d3d566 Mon Sep 17 00:00:00 2001
From: Daniel Dunbar <daniel@zuster.org>
Date: Sat, 22 Aug 2009 11:41:10 +0000
Subject: llvm-mc/Mach-O: Improve symbol table support:  - Honor .globl.

 - Set symbol type and section correctly ('nm' now works), and order symbols
   appropriately.

 - Take care to the string table so that the .o matches 'as' exactly (for ease
   of testing).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79740 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/MC/MCAssembler.h | 11 +++++++++++
 include/llvm/MC/MCSymbol.h    |  7 +++----
 2 files changed, 14 insertions(+), 4 deletions(-)

(limited to 'include')

diff --git a/include/llvm/MC/MCAssembler.h b/include/llvm/MC/MCAssembler.h
index d4a8efe..bcd678d 100644
--- a/include/llvm/MC/MCAssembler.h
+++ b/include/llvm/MC/MCAssembler.h
@@ -312,6 +312,10 @@ public:
   /// Offset - The offset to apply to the fragment address to form this symbol's
   /// value.
   uint64_t Offset;
+    
+  /// IsExternal - True if this symbol is visible outside this translation
+  /// unit.
+  unsigned IsExternal : 1;
 
 public:
   // Only for use as sentinel.
@@ -330,6 +334,13 @@ public:
   uint64_t getOffset() const { return Offset; }
   void setOffset(uint64_t Value) { Offset = Value; }
 
+    /// @}
+    /// @name Symbol Attributes
+    /// @{
+
+    bool isExternal() const { return IsExternal; }
+    void setExternal(bool Value) { IsExternal = Value; }
+
   /// @}  
 };
 
diff --git a/include/llvm/MC/MCSymbol.h b/include/llvm/MC/MCSymbol.h
index 2b570a7..122e897 100644
--- a/include/llvm/MC/MCSymbol.h
+++ b/include/llvm/MC/MCSymbol.h
@@ -43,7 +43,7 @@ namespace llvm {
     /// undefined symbols, and the special AbsolutePseudoSection value for
     /// absolute symbols.
     const MCSection *Section;
-    
+
     /// IsTemporary - True if this is an assembler temporary label, which
     /// typically does not survive in the .o file's symbol table.  Usually
     /// "Lfoo" or ".foo".
@@ -52,8 +52,7 @@ namespace llvm {
   private:  // MCContext creates and uniques these.
     friend class MCContext;
     MCSymbol(const StringRef &_Name, bool _IsTemporary) 
-      : Name(_Name), Section(0),
-        IsTemporary(_IsTemporary) {}
+      : Name(_Name), Section(0), IsTemporary(_IsTemporary) {}
     
     MCSymbol(const MCSymbol&);       // DO NOT IMPLEMENT
     void operator=(const MCSymbol&); // DO NOT IMPLEMENT
@@ -61,7 +60,7 @@ namespace llvm {
     /// getName - Get the symbol name.
     const std::string &getName() const { return Name; }
 
-    /// @name Symbol Location Functions
+    /// @name Symbol Type
     /// @{
 
     /// isUndefined - Check if this symbol undefined (i.e., implicitly defined).
-- 
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