Add a method to return if the ELF section contains only common symbols!

llvm-svn: 78937

2 files changed, 13 insertions, 0 deletions

diff --git a/llvm/include/llvm/MC/MCSectionELF.h b/llvm/include/llvm/MC/MCSectionELF.h
index 00369f7d2f6..31e1e6684f6 100644
--- a/llvm/include/llvm/MC/MCSectionELF.h
+++ b/llvm/include/llvm/MC/MCSectionELF.h
@@ -55,6 +55,9 @@ public:
 
   /// ShouldPrintSectionType - Only prints the section type if supported
   bool ShouldPrintSectionType(unsigned Ty) const;
+
+  /// IsCommon - True if this section contains only common symbols
+  bool IsCommon() const;
   
   /// These are the section type and flags fields.  An ELF section can have
   /// only one Type, but can have more than one of the flags specified.
diff --git a/llvm/lib/MC/MCSectionELF.cpp b/llvm/lib/MC/MCSectionELF.cpp
index d172a9c9230..56f803496ac 100644
--- a/llvm/lib/MC/MCSectionELF.cpp
+++ b/llvm/lib/MC/MCSectionELF.cpp
@@ -121,3 +121,13 @@ void MCSectionELF::PrintSwitchToSection(const TargetAsmInfo &TAI,
   OS << '\n';
 }
 
+// IsCommon - True if this section contains only common symbols
+bool MCSectionELF::IsCommon() const {
+  
+  if (strncmp(SectionName.c_str(), ".gnu.linkonce.", 14) == 0)
+    return true;
+
+  return false;
+}
+
+