add a new EmitCFAByte method and use it.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94251 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/AsmPrinter/DwarfPrinter.h b/lib/CodeGen/AsmPrinter/DwarfPrinter.h
index 2d45645..2549692 100644
--- a/lib/CodeGen/AsmPrinter/DwarfPrinter.h
+++ b/lib/CodeGen/AsmPrinter/DwarfPrinter.h
@@ -91,6 +91,10 @@
   /// specifying (e.g. "LSDA").
   void EmitEncodingByte(unsigned Val, const char *Desc);
   
+  /// EmitCFAByte - Emit a .byte 42 directive for a DW_CFA_xxx value.
+  void EmitCFAByte(unsigned Val);
+  
+  
   /// EmitSLEB128 - emit the specified signed leb128 value.
   void EmitSLEB128(int Value, const char *Desc) const;