Rename helper functions in DwarfExpression to be less misleading (NFC)

llvm-svn: 298523
diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfExpression.cpp b/llvm/lib/CodeGen/AsmPrinter/DwarfExpression.cpp
index 88ea474..debe88f 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DwarfExpression.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/DwarfExpression.cpp
@@ -32,7 +32,7 @@
   }
 }
 
-void DwarfExpression::addRegIndirect(int DwarfReg, int Offset) {
+void DwarfExpression::addBReg(int DwarfReg, int Offset) {
   assert(DwarfReg >= 0 && "invalid negative dwarf register number");
   if (DwarfReg < 32) {
     emitOp(dwarf::DW_OP_breg0 + DwarfReg);
@@ -241,7 +241,7 @@
       if (FBReg)
         addFBReg(SignedOffset);
       else
-        addRegIndirect(Reg.DwarfRegNo, SignedOffset);
+        addBReg(Reg.DwarfRegNo, SignedOffset);
 
       ExprCursor.consume(2);
       break;
@@ -254,7 +254,7 @@
     if (FBReg)
       addFBReg(0);
     else
-      addRegIndirect(Reg.DwarfRegNo, 0);
+      addBReg(Reg.DwarfRegNo, 0);
     ExprCursor.take();
     break;
   }
diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfExpression.h b/llvm/lib/CodeGen/AsmPrinter/DwarfExpression.h
index 8195ae9..bdfa140 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DwarfExpression.h
+++ b/llvm/lib/CodeGen/AsmPrinter/DwarfExpression.h
@@ -122,10 +122,10 @@
   /// current function.
   virtual bool isFrameRegister(const TargetRegisterInfo &TRI, unsigned MachineReg) = 0;
 
-  /// Emit a dwarf register operation.
+  /// Emit a DW_OP_reg operation.
   void addReg(int DwarfReg, const char *Comment = nullptr);
-  /// Emit an (double-)indirect dwarf register operation.
-  void addRegIndirect(int DwarfReg, int Offset);
+  /// Emit a DW_OP_breg operation.
+  void addBReg(int DwarfReg, int Offset);
   /// Emit DW_OP_fbreg <Offset>.
   void addFBReg(int Offset);