create sections with MCSection::Create instead of Context->getOrCreateSection.

This is needed to allow polymorphic sections.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77680 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 7 insertions, 5 deletions

diff --git a/include/llvm/MC/MCContext.h b/include/llvm/MC/MCContext.h
index 24dbc40479..a8187cce6f 100644
--- a/include/llvm/MC/MCContext.h
+++ b/include/llvm/MC/MCContext.h
@@ -42,12 +42,14 @@ namespace llvm {
     /// objects.
     BumpPtrAllocator Allocator;
 
+    friend class MCSection;
   public:
     MCContext();
     ~MCContext();
 
-    /// GetSection - Get or create a new section with the given @param Name.
-    MCSection *GetSection(const StringRef &Name);
+    /// GetSection - Look up a section with the given @param Name, returning
+    /// null if it doesn't exist.
+    MCSection *GetSection(const StringRef &Name) const;
     
     /// CreateSymbol - Create a new symbol with the specified @param Name.
     ///
diff --git a/include/llvm/MC/MCSection.h b/include/llvm/MC/MCSection.h
index 48ffa2facd..024bc6c33a 100644
--- a/include/llvm/MC/MCSection.h
+++ b/include/llvm/MC/MCSection.h
@@ -25,13 +25,13 @@ namespace llvm {
   class MCSection {
     std::string Name;
   private:
-    friend class MCContext;
-    MCSection(const StringRef &_Name) : Name(_Name) {}
-    
     MCSection(const MCSection&);      // DO NOT IMPLEMENT
     void operator=(const MCSection&); // DO NOT IMPLEMENT
+    MCSection(const StringRef &_Name, MCContext &Ctx);
   public:
 
+    static MCSection *Create(const StringRef &_Name, MCContext &Ctx);
+    
     const std::string &getName() const { return Name; }
   };