From 6e4d2c9fb7f11df6b97f0c96330efc330daf309a Mon Sep 17 00:00:00 2001
From: Devang Patel <dpatel@apple.com>
Date: Mon, 15 Aug 2011 18:35:42 +0000
Subject: Refactor.

llvm-svn: 137631
---
 llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp | 16 ++--------------
 llvm/lib/CodeGen/AsmPrinter/DwarfDebug.h   |  8 +++++++-
 2 files changed, 9 insertions(+), 15 deletions(-)

(limited to 'llvm/lib/CodeGen')

diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index 5876456e16f..54c0419ab4a 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -377,20 +377,8 @@ DIE *DwarfDebug::constructVariableDIE(DbgVariable *DV, LexicalScope *Scope) {
   if (Name.empty())
     return NULL;
 
-  // Translate tag to proper Dwarf tag.  The result variable is dropped for
-  // now.
-  unsigned Tag;
-  switch (DV->getTag()) {
-  case dwarf::DW_TAG_return_variable:
-    return NULL;
-  case dwarf::DW_TAG_arg_variable:
-    Tag = dwarf::DW_TAG_formal_parameter;
-    break;
-  case dwarf::DW_TAG_auto_variable:    // fall thru
-  default:
-    Tag = dwarf::DW_TAG_variable;
-    break;
-  }
+  // Translate tag to proper Dwarf tag.
+  unsigned Tag = DV->getTag();
 
   // Define variable debug information entry.
   DIE *VariableDie = new DIE(Tag);
diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.h b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.h
index 178c903666f..05656d531d3 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.h
+++ b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.h
@@ -136,7 +136,13 @@ public:
   void setDotDebugLocOffset(unsigned O)    { DotDebugLocOffset = O; }
   unsigned getDotDebugLocOffset()    const { return DotDebugLocOffset; }
   StringRef getName()                const { return Var.getName(); }
-  unsigned getTag()                  const { return Var.getTag(); }
+  // Translate tag to proper Dwarf tag.  
+  unsigned getTag()                  const { 
+    if (Var.getTag() == dwarf::DW_TAG_arg_variable)
+      return dwarf::DW_TAG_formal_parameter;
+    
+    return dwarf::DW_TAG_variable;
+  }
   bool variableHasComplexAddress()   const {
     assert(Var.Verify() && "Invalid complex DbgVariable!");
     return Var.hasComplexAddress();
-- 
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