From 434b40b42f915822871d26ab3eb13db36d2984a3 Mon Sep 17 00:00:00 2001
From: Jim Laskey <jlaskey@mac.com>
Date: Thu, 23 Feb 2006 22:37:30 +0000
Subject: Added basic support for typedefs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26339 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/MachineDebugInfo.cpp | 34 ++++++++++++++++++++++++++++++++--
 1 file changed, 32 insertions(+), 2 deletions(-)

(limited to 'lib/CodeGen/MachineDebugInfo.cpp')

diff --git a/lib/CodeGen/MachineDebugInfo.cpp b/lib/CodeGen/MachineDebugInfo.cpp
index 44b71fae53..1652881268 100644
--- a/lib/CodeGen/MachineDebugInfo.cpp
+++ b/lib/CodeGen/MachineDebugInfo.cpp
@@ -430,6 +430,7 @@ DebugInfoDesc *DebugInfoDesc::DescFactory(unsigned Tag) {
   case DI_TAG_global_variable: return new GlobalVariableDesc();
   case DI_TAG_subprogram:      return new SubprogramDesc();
   case DI_TAG_basictype:       return new BasicTypeDesc();
+  case DI_TAG_typedef:         return new TypedefDesc();
   default: break;
   }
   return NULL;
@@ -561,8 +562,6 @@ void CompileUnitDesc::dump() {
 
 //===----------------------------------------------------------------------===//
 
-//===----------------------------------------------------------------------===//
-
 TypeDesc::TypeDesc(unsigned T)
 : DebugInfoDesc(T)
 , Context(NULL)
@@ -627,6 +626,37 @@ void BasicTypeDesc::dump() {
             << "Encoding(" << Encoding << ")\n";
 }
 #endif
+//===----------------------------------------------------------------------===//
+
+TypedefDesc::TypedefDesc()
+: TypeDesc(DI_TAG_typedef)
+, FromType(NULL)
+, File(NULL)
+, Line(0)
+{}
+
+/// ApplyToFields - Target the visitor to the fields of the  TypedefDesc.
+///
+void TypedefDesc::ApplyToFields(DIVisitor *Visitor) {
+  TypeDesc::ApplyToFields(Visitor);
+  
+  Visitor->Apply((DebugInfoDesc *&)FromType);
+  Visitor->Apply((DebugInfoDesc *&)File);
+  Visitor->Apply(Line);
+}
+
+#ifndef NDEBUG
+void TypedefDesc::dump() {
+  std::cerr << getDescString() << " "
+            << "Tag(" << getTag() << "), "
+            << "Context(" << getContext() << "), "
+            << "Name(\"" << getName() << "\"), "
+            << "Size(" << getSize() << "), "
+            << "FromType(" << FromType << "), "
+            << "File(" << File << "), "
+            << "Line(" << Line << ")\n";
+}
+#endif
 
 //===----------------------------------------------------------------------===//
 
-- 
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