From 6a3eb01084ff5fe0eee64a66cd050d86a38579c7 Mon Sep 17 00:00:00 2001
From: Jim Laskey <jlaskey@mac.com>
Date: Wed, 1 Mar 2006 23:52:37 +0000
Subject: Support for enumerations.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26466 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/MachineDebugInfo.cpp | 44 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)

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

diff --git a/lib/CodeGen/MachineDebugInfo.cpp b/lib/CodeGen/MachineDebugInfo.cpp
index 46163a777e..c530941705 100644
--- a/lib/CodeGen/MachineDebugInfo.cpp
+++ b/lib/CodeGen/MachineDebugInfo.cpp
@@ -516,6 +516,7 @@ DebugInfoDesc *DebugInfoDesc::DescFactory(unsigned Tag) {
   case DW_TAG_union_type:
   case DW_TAG_enumeration_type: return new CompositeTypeDesc(Tag);
   case DW_TAG_subrange_type:    return new SubrangeDesc();
+  case DW_TAG_enumerator:       return new EnumeratorDesc();
   default: break;
   }
   return NULL;
@@ -909,6 +910,49 @@ void SubrangeDesc::dump() {
 
 //===----------------------------------------------------------------------===//
 
+EnumeratorDesc::EnumeratorDesc()
+: DebugInfoDesc(DW_TAG_enumerator)
+, Name("")
+, Value(0)
+{}
+
+// Implement isa/cast/dyncast.
+bool EnumeratorDesc::classof(const DebugInfoDesc *D) {
+  return D->getTag() == DW_TAG_enumerator;
+}
+
+/// ApplyToFields - Target the visitor to the fields of the EnumeratorDesc.
+///
+void EnumeratorDesc::ApplyToFields(DIVisitor *Visitor) {
+  DebugInfoDesc::ApplyToFields(Visitor);
+
+  Visitor->Apply(Name);
+  Visitor->Apply(Value);
+}
+
+/// getDescString - Return a string used to compose global names and labels.
+///
+const char *EnumeratorDesc::getDescString() const {
+  return "llvm.dbg.enumerator";
+}
+  
+/// getTypeString - Return a string used to label this descriptor's type.
+///
+const char *EnumeratorDesc::getTypeString() const {
+  return "llvm.dbg.enumerator.type";
+}
+
+#ifndef NDEBUG
+void EnumeratorDesc::dump() {
+  std::cerr << getDescString() << " "
+            << "Tag(" << getTag() << "), "
+            << "Name(" << Name << "), "
+            << "Value(" << Value << ")\n";
+}
+#endif
+
+//===----------------------------------------------------------------------===//
+
 GlobalDesc::GlobalDesc(unsigned T)
 : AnchoredDesc(T)
 , Context(0)
-- 
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