1 files changed, 51 insertions, 9 deletions

diff --git a/contrib/llvm/tools/clang/lib/CodeGen/CGDebugInfo.cpp b/contrib/llvm/tools/clang/lib/CodeGen/CGDebugInfo.cpp
index f2e1c02..98d30db 100644
--- a/contrib/llvm/tools/clang/lib/CodeGen/CGDebugInfo.cpp
+++ b/contrib/llvm/tools/clang/lib/CodeGen/CGDebugInfo.cpp
@@ -335,10 +335,12 @@ llvm::DIType CGDebugInfo::CreateType(const BuiltinType *BT) {
   case BuiltinType::SChar: Encoding = llvm::dwarf::DW_ATE_signed_char; break;
   case BuiltinType::UShort:
   case BuiltinType::UInt:
+  case BuiltinType::UInt128:
   case BuiltinType::ULong:
   case BuiltinType::ULongLong: Encoding = llvm::dwarf::DW_ATE_unsigned; break;
   case BuiltinType::Short:
   case BuiltinType::Int:
+  case BuiltinType::Int128:
   case BuiltinType::Long:
   case BuiltinType::LongLong:  Encoding = llvm::dwarf::DW_ATE_signed; break;
   case BuiltinType::Bool:      Encoding = llvm::dwarf::DW_ATE_boolean; break;
@@ -553,9 +555,12 @@ llvm::DIType CGDebugInfo::CreateType(const TypedefType *Ty,
   // We don't set size information, but do specify where the typedef was
   // declared.
   unsigned Line = getLineNumber(Ty->getDecl()->getLocation());
-  llvm::DIType DbgTy = DBuilder.createTypedef(Src, Ty->getDecl()->getName(),
-                                              Unit, Line);
-  return DbgTy;
+  const TypedefNameDecl *TyDecl = Ty->getDecl();
+  llvm::DIDescriptor TydefContext =
+    getContextDescriptor(cast<Decl>(Ty->getDecl()->getDeclContext()));
+
+  return  
+    DBuilder.createTypedef(Src, TyDecl->getName(), Unit, Line, TydefContext);
 }
 
 llvm::DIType CGDebugInfo::CreateType(const FunctionType *Ty,
@@ -628,8 +633,7 @@ CollectRecordFields(const RecordDecl *record, llvm::DIFile tunit,
     FieldDecl *field = *I;
     if (IsMsStruct) {
       // Zero-length bitfields following non-bitfield members are ignored
-      if (CGM.getContext().ZeroBitfieldFollowsNonBitfield((field), LastFD) ||
-          CGM.getContext().ZeroBitfieldFollowsBitfield((field), LastFD)) {
+      if (CGM.getContext().ZeroBitfieldFollowsNonBitfield((field), LastFD)) {
         --fieldNo;
         continue;
       }
@@ -1240,9 +1244,13 @@ llvm::DIType CGDebugInfo::CreateType(const ObjCInterfaceType *Ty,
   uint64_t Size = CGM.getContext().getTypeSize(Ty);
   uint64_t Align = CGM.getContext().getTypeAlign(Ty);
 
+  unsigned Flags = 0;
+  if (ID->getImplementation())
+    Flags |= llvm::DIDescriptor::FlagObjcClassComplete;
+
   llvm::DIType RealDecl =
     DBuilder.createStructType(Unit, ID->getName(), DefUnit,
-                                  Line, Size, Align, 0,
+                                  Line, Size, Align, Flags,
                                   Elements, RuntimeLang);
 
   // Now that we have a real decl for the struct, replace anything using the
@@ -1439,6 +1447,9 @@ static QualType UnwrapTypeForDebugInfo(QualType T) {
     case Type::Decltype:
       T = cast<DecltypeType>(T)->getUnderlyingType();
       break;
+    case Type::UnaryTransform:
+      T = cast<UnaryTransformType>(T)->getUnderlyingType();
+      break;
     case Type::Attributed:
       T = cast<AttributedType>(T)->getEquivalentType();
       break;
@@ -1554,6 +1565,7 @@ llvm::DIType CGDebugInfo::CreateTypeNode(QualType Ty,
   case Type::TypeOfExpr:
   case Type::TypeOf:
   case Type::Decltype:
+  case Type::UnaryTransform:
   case Type::Auto:
     llvm_unreachable("type should have been unwrapped!");
     return llvm::DIType();      
@@ -1612,6 +1624,33 @@ llvm::DISubprogram CGDebugInfo::getFunctionDeclaration(const Decl *D) {
   return llvm::DISubprogram();
 }
 
+// getOrCreateFunctionType - Construct DIType. If it is a c++ method, include
+// implicit parameter "this".
+llvm::DIType CGDebugInfo::getOrCreateFunctionType(const Decl * D, QualType FnType,
+                                                  llvm::DIFile F) {
+  if (const CXXMethodDecl *Method = dyn_cast<CXXMethodDecl>(D))
+    return getOrCreateMethodType(Method, F);
+  else if (const ObjCMethodDecl *OMethod = dyn_cast<ObjCMethodDecl>(D)) {
+    // Add "self" and "_cmd"
+    llvm::SmallVector<llvm::Value *, 16> Elts;
+
+    // First element is always return type. For 'void' functions it is NULL.
+    Elts.push_back(getOrCreateType(OMethod->getResultType(), F));
+    // "self" pointer is always first argument.
+    Elts.push_back(getOrCreateType(OMethod->getSelfDecl()->getType(), F));
+    // "cmd" pointer is always second argument.
+    Elts.push_back(getOrCreateType(OMethod->getCmdDecl()->getType(), F));
+    // Get rest of the arguments.
+    for (ObjCMethodDecl::param_iterator PI = OMethod->param_begin(), 
+           PE = OMethod->param_end(); PI != PE; ++PI)
+      Elts.push_back(getOrCreateType((*PI)->getType(), F));
+
+    llvm::DIArray EltTypeArray = DBuilder.getOrCreateArray(Elts);
+    return DBuilder.createSubroutineType(F, EltTypeArray);
+  }
+  return getOrCreateType(FnType, F);
+}
+
 /// EmitFunctionStart - Constructs the debug code for entering a function -
 /// "llvm.dbg.func.start.".
 void CGDebugInfo::EmitFunctionStart(GlobalDecl GD, QualType FnType,
@@ -1644,7 +1683,8 @@ void CGDebugInfo::EmitFunctionStart(GlobalDecl GD, QualType FnType,
     }
     Name = getFunctionName(FD);
     // Use mangled name as linkage name for c/c++ functions.
-    LinkageName = CGM.getMangledName(GD);
+    if (!Fn->hasInternalLinkage())
+      LinkageName = CGM.getMangledName(GD);
     if (LinkageName == Name)
       LinkageName = llvm::StringRef();
     if (FD->hasPrototype())
@@ -1652,6 +1692,9 @@ void CGDebugInfo::EmitFunctionStart(GlobalDecl GD, QualType FnType,
     if (const NamespaceDecl *NSDecl =
         dyn_cast_or_null<NamespaceDecl>(FD->getDeclContext()))
       FDContext = getOrCreateNameSpace(NSDecl);
+    else if (const RecordDecl *RDecl =
+             dyn_cast_or_null<RecordDecl>(FD->getDeclContext()))
+      FDContext = getContextDescriptor(cast<Decl>(RDecl->getDeclContext()));
 
     // Collect template parameters.
     TParamsArray = CollectFunctionTemplateParams(FD, Unit);
@@ -1672,11 +1715,10 @@ void CGDebugInfo::EmitFunctionStart(GlobalDecl GD, QualType FnType,
   unsigned LineNo = getLineNumber(CurLoc);
   if (D->isImplicit())
     Flags |= llvm::DIDescriptor::FlagArtificial;
-  llvm::DIType SPTy = getOrCreateType(FnType, Unit);
   llvm::DISubprogram SPDecl = getFunctionDeclaration(D);
   llvm::DISubprogram SP =
     DBuilder.createFunction(FDContext, Name, LinkageName, Unit,
-                            LineNo, SPTy,
+                            LineNo, getOrCreateFunctionType(D, FnType, Unit),
                             Fn->hasInternalLinkage(), true/*definition*/,
                             Flags, CGM.getLangOptions().Optimize, Fn,
                             TParamsArray, SPDecl);