Refactor.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137631 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index 5876456..54c0419 100644 (file)
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/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/lib/CodeGen/AsmPrinter/DwarfDebug.h b/lib/CodeGen/AsmPrinter/DwarfDebug.h
index 178c903..05656d5 100644 (file)
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.h
+++ b/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();