remove dead variable, patch by Nathan Howell!

[oota-llvm.git] / include / llvm / MC / MCSection.h

diff --git a/include/llvm/MC/MCSection.h b/include/llvm/MC/MCSection.h
index 024bc6c33a88b94365748afc8ae8c877036e31d0..3d8815a7783fb16755e321303ae4c72d9ab73674 100644 (file)
--- a/include/llvm/MC/MCSection.h
+++ b/include/llvm/MC/MCSection.h
@@ -16,25 +16,58 @@
 
 #include <string>
 #include "llvm/ADT/StringRef.h"
+#include "llvm/MC/SectionKind.h"
 
 namespace llvm {
-
+  class MCContext;
+  class MCAsmInfo;
+  class raw_ostream;
+  
   /// MCSection - Instances of this class represent a uniqued identifier for a
   /// section in the current translation unit.  The MCContext class uniques and
   /// creates these.
   class MCSection {
-    std::string Name;
-  private:
     MCSection(const MCSection&);      // DO NOT IMPLEMENT
     void operator=(const MCSection&); // DO NOT IMPLEMENT
-    MCSection(const StringRef &_Name, MCContext &Ctx);
+  protected:
+    MCSection(SectionKind K) : Kind(K) {}
+    SectionKind Kind;
   public:
+    virtual ~MCSection();
 
-    static MCSection *Create(const StringRef &_Name, MCContext &Ctx);
+    SectionKind getKind() const { return Kind; }
     
-    const std::string &getName() const { return Name; }
+    virtual void PrintSwitchToSection(const MCAsmInfo &MAI,
+                                      raw_ostream &OS) const = 0;
   };
 
+  class MCSectionCOFF : public MCSection {
+    // FIXME: This memory is leaked because MCSectionCOFF is bump pointer
+    // allocated and this never gets freed.
+    std::string Name;
+    
+    /// IsDirective - This is true if the section name is a directive, not
+    /// something that should be printed with ".section".
+    ///
+    /// FIXME: This is a hack.  Switch to a semantic view of the section instead
+    /// of a syntactic one.
+    bool IsDirective;
+    
+    MCSectionCOFF(StringRef name, bool isDirective, SectionKind K)
+      : MCSection(K), Name(name), IsDirective(isDirective) {
+    }
+  public:
+    
+    static MCSectionCOFF *Create(StringRef Name, bool IsDirective, 
+                                 SectionKind K, MCContext &Ctx);
+
+    const std::string &getName() const { return Name; }
+    bool isDirective() const { return IsDirective; }
+    
+    virtual void PrintSwitchToSection(const MCAsmInfo &MAI,
+                                      raw_ostream &OS) const;
+  };
+  
 } // end namespace llvm
 
 #endif