Add support to emit dwarf ranges.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101575 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 6 insertions, 0 deletions

diff --git a/include/llvm/CodeGen/AsmPrinter.h b/include/llvm/CodeGen/AsmPrinter.h
index 2eff50123a..85c267eea9 100644
--- a/include/llvm/CodeGen/AsmPrinter.h
+++ b/include/llvm/CodeGen/AsmPrinter.h
@@ -333,6 +333,12 @@ namespace llvm {
     void EmitLabelDifference(const MCSymbol *Hi, const MCSymbol *Lo,
                              unsigned Size) const;
     
+    /// EmitLabelOffsetDifference - Emit something like ".long Hi+Offset-Lo" 
+    /// where the size in bytes of the directive is specified by Size and Hi/Lo
+    /// specify the labels.  This implicitly uses .set if it is available.
+    void EmitLabelOffsetDifference(const MCSymbol *Hi, uint64_t Offset,
+                                   const MCSymbol *Lo, unsigned Size) const;
+    
     //===------------------------------------------------------------------===//
     // Dwarf Emission Helper Routines
     //===------------------------------------------------------------------===//