Introduce DIObjCProperty. This will be used to encode objective-c property.

llvm-svn: 149732

2 files changed, 20 insertions, 0 deletions

diff --git a/llvm/lib/Analysis/DIBuilder.cpp b/llvm/lib/Analysis/DIBuilder.cpp
index 5e94d899b9e..ee7ecd1b052 100644
--- a/llvm/lib/Analysis/DIBuilder.cpp
+++ b/llvm/lib/Analysis/DIBuilder.cpp
@@ -359,6 +359,22 @@ DIType DIBuilder::createObjCIVar(StringRef Name,
   return DIType(MDNode::get(VMContext, Elts));
 }
 
+/// createObjCProperty - Create debugging information entry for Objective-C
+/// property.
+DIObjCProperty DIBuilder::createObjCProperty(StringRef Name, 
+                                             StringRef GetterName,
+                                             StringRef SetterName, 
+                                             unsigned PropertyAttributes) {
+  Value *Elts[] = {
+    GetTagConstant(VMContext, dwarf::DW_TAG_APPLE_Property),
+    MDString::get(VMContext, Name),
+    MDString::get(VMContext, GetterName),
+    MDString::get(VMContext, SetterName),
+    ConstantInt::get(Type::getInt32Ty(VMContext), PropertyAttributes)
+  };
+  return DIObjCProperty(MDNode::get(VMContext, Elts));
+}
+
 /// createClassType - Create debugging information entry for a class.
 DIType DIBuilder::createClassType(DIDescriptor Context, StringRef Name,
                                   DIFile File, unsigned LineNumber,
diff --git a/llvm/lib/Analysis/DebugInfo.cpp b/llvm/lib/Analysis/DebugInfo.cpp
index f925b5ca43a..a2d2c5f5803 100644
--- a/llvm/lib/Analysis/DebugInfo.cpp
+++ b/llvm/lib/Analysis/DebugInfo.cpp
@@ -289,6 +289,10 @@ bool DIDescriptor::isEnumerator() const {
   return DbgNode && getTag() == dwarf::DW_TAG_enumerator;
 }
 
+/// isObjCProperty - Return true if the specified tag is DW_TAG
+bool DIDescriptor::isObjCProperty() const {
+  return DbgNode && getTag() == dwarf::DW_TAG_APPLE_Property;
+}
 //===----------------------------------------------------------------------===//
 // Simple Descriptor Constructors and other Methods
 //===----------------------------------------------------------------------===//