diff --git a/llvm/lib/AsmParser/LLParser.cpp b/llvm/lib/AsmParser/LLParser.cpp
@@ -609,13 +609,16 @@ bool LLParser::ParseStandaloneMetadata() {
   Lex.Lex();
   unsigned MetadataID = 0;
 
-  LocTy TyLoc;
-  Type *Ty = nullptr;
   MDNode *Init;
   if (ParseUInt32(MetadataID) ||
-      ParseToken(lltok::equal, "expected '=' here") ||
-      ParseType(Ty, TyLoc) ||
-      ParseToken(lltok::exclaim, "Expected '!' here") ||
+      ParseToken(lltok::equal, "expected '=' here"))
+    return true;
+
+  // Detect common error, from old metadata syntax.
+  if (Lex.getKind() == lltok::Type)
+    return TokError("unexpected type in metadata definition");
+
+  if (ParseToken(lltok::exclaim, "Expected '!' here") ||
       ParseMDNode(Init))
     return true;
 
@@ -1705,11 +1708,11 @@ bool LLParser::ParseIndexList(SmallVectorImpl<unsigned> &Indices,
 //===----------------------------------------------------------------------===//
 
 /// ParseType - Parse a type.
-bool LLParser::ParseType(Type *&Result, bool AllowVoid) {
+bool LLParser::ParseType(Type *&Result, const Twine &Msg, bool AllowVoid) {
   SMLoc TypeLoc = Lex.getLoc();
   switch (Lex.getKind()) {
   default:
-    return TokError("expected type");
+    return TokError(Msg);
   case lltok::Type:
     // Type ::= 'float' | 'void' (etc)
     Result = Lex.getTyVal();
@@ -1853,9 +1856,14 @@ bool LLParser::ParseParameterList(SmallVectorImpl<ParamInfo> &ArgList,
     if (ParseType(ArgTy, ArgLoc))
       return true;
 
-    // Otherwise, handle normal operands.
-    if (ParseOptionalParamAttrs(ArgAttrs) || ParseValue(ArgTy, V, PFS))
-      return true;
+    if (ArgTy->isMetadataTy()) {
+      if (ParseMetadataAsValue(V, PFS))
+        return true;
+    } else {
+      // Otherwise, handle normal operands.
+      if (ParseOptionalParamAttrs(ArgAttrs) || ParseValue(ArgTy, V, PFS))
+        return true;
+    }
     ArgList.push_back(ParamInfo(ArgLoc, V, AttributeSet::get(V->getContext(),
                                                              AttrIndex++,
                                                              ArgAttrs)));
@@ -2388,8 +2396,6 @@ bool LLParser::ParseValID(ValID &ID, PerFunctionState *PFS) {
     ID.StrVal = Lex.getStrVal();
     ID.Kind = ValID::t_LocalName;
     break;
-  case lltok::exclaim:   // !42, !{...}, or !"foo"
-    return ParseMetadataAsValue(ID, PFS);
   case lltok::APSInt:
     ID.APSIntVal = Lex.getAPSIntVal();
     ID.Kind = ValID::t_APSInt;
@@ -2931,50 +2937,76 @@ bool LLParser::ParseGlobalValueVector(SmallVectorImpl<Constant *> &Elts) {
 
 bool LLParser::ParseMDNode(MDNode *&MD) {
   SmallVector<Metadata *, 16> Elts;
-  if (ParseMDNodeVector(Elts, nullptr))
+  if (ParseMDNodeVector(Elts))
     return true;
 
   MD = MDNode::get(Context, Elts);
   return false;
 }
 
-bool LLParser::ParseMDNodeOrLocal(Metadata *&MD, PerFunctionState *PFS) {
-  SmallVector<Metadata *, 16> Elts;
-  if (ParseMDNodeVector(Elts, PFS))
+/// ParseMetadataAsValue
+///  ::= metadata i32 %local
+///  ::= metadata i32 @global
+///  ::= metadata i32 7
+///  ::= metadata !0
+///  ::= metadata !{...}
+///  ::= metadata !"string"
+bool LLParser::ParseMetadataAsValue(Value *&V, PerFunctionState &PFS) {
+  // Note: the type 'metadata' has already been parsed.
+  Metadata *MD;
+  if (ParseMetadata(MD, &PFS))
     return true;
 
-  // Check for function-local metadata masquerading as an MDNode.
-  if (PFS && Elts.size() == 1 && Elts[0] && isa<LocalAsMetadata>(Elts[0])) {
-    MD = Elts[0];
-    return false;
-  }
-
-  MD = MDNode::get(Context, Elts);
+  V = MetadataAsValue::get(Context, MD);
   return false;
 }
 
-bool LLParser::ParseMetadataAsValue(ValID &ID, PerFunctionState *PFS) {
-  Metadata *MD;
-  if (ParseMetadata(MD, PFS))
+/// ParseValueAsMetadata
+///  ::= i32 %local
+///  ::= i32 @global
+///  ::= i32 7
+bool LLParser::ParseValueAsMetadata(Metadata *&MD, PerFunctionState *PFS) {
+  Type *Ty;
+  LocTy Loc;
+  if (ParseType(Ty, "expected metadata operand", Loc))
     return true;
+  if (Ty->isMetadataTy())
+    return Error(Loc, "invalid metadata-value-metadata roundtrip");
 
-  ID.Kind = ValID::t_Metadata;
-  ID.MetadataVal = MetadataAsValue::get(Context, MD);
+  Value *V;
+  if (ParseValue(Ty, V, PFS))
+    return true;
+
+  MD = ValueAsMetadata::get(V);
   return false;
 }
 
 /// ParseMetadata
+///  ::= i32 %local
+///  ::= i32 @global
+///  ::= i32 7
 ///  ::= !42
 ///  ::= !{...}
 ///  ::= !"string"
 bool LLParser::ParseMetadata(Metadata *&MD, PerFunctionState *PFS) {
-  if (ParseToken(lltok::exclaim, "expected '!' here"))
-    return true;
+  // ValueAsMetadata:
+  // <type> <value>
+  if (Lex.getKind() != lltok::exclaim)
+    return ParseValueAsMetadata(MD, PFS);
+
+  // '!'.
+  assert(Lex.getKind() == lltok::exclaim && "Expected '!' here");
+  Lex.Lex();
 
   // MDNode:
   // !{ ... }
-  if (Lex.getKind() == lltok::lbrace)
-    return ParseMDNodeOrLocal(MD, PFS);
+  if (Lex.getKind() == lltok::lbrace) {
+    MDNode *N;
+    if (ParseMDNode(N))
+      return true;
+    MD = N;
+    return false;
+  }
 
   // Standalone metadata reference
   // !42
@@ -3024,11 +3056,6 @@ bool LLParser::ConvertValIDToValue(Type *Ty, ValID &ID, Value *&V,
                        (ID.UIntVal>>1)&1, (InlineAsm::AsmDialect(ID.UIntVal>>2)));
     return false;
   }
-  case ValID::t_Metadata:
-    if (!Ty->isMetadataTy())
-      return Error(ID.Loc, "metadata value must have metadata type");
-    V = ID.MetadataVal;
-    return false;
   case ValID::t_GlobalName:
     V = GetGlobalVal(ID.StrVal, Ty, ID.Loc);
     return V == nullptr;
@@ -4684,51 +4711,25 @@ int LLParser::ParseInsertValue(Instruction *&Inst, PerFunctionState &PFS) {
 ///   ::= { Element (',' Element)* }
 /// Element
 ///   ::= 'null' | TypeAndValue
-bool LLParser::ParseMDNodeVector(SmallVectorImpl<Metadata *> &Elts,
-                                 PerFunctionState *PFS) {
+bool LLParser::ParseMDNodeVector(SmallVectorImpl<Metadata *> &Elts) {
   if (ParseToken(lltok::lbrace, "expected '{' here"))
     return true;
 
   // Check for an empty list.
   if (EatIfPresent(lltok::rbrace))
     return false;
 
-  bool IsLocal = false;
   do {
-    if (IsLocal)
-      return TokError("unexpected operand after function-local metadata");
-
     // Null is a special case since it is typeless.
     if (EatIfPresent(lltok::kw_null)) {
       Elts.push_back(nullptr);
       continue;
     }
 
-    Type *Ty = nullptr;
-    if (ParseType(Ty))
+    Metadata *MD;
+    if (ParseMetadata(MD, nullptr))
       return true;
-
-    if (Ty->isMetadataTy()) {
-      // No function-local metadata here.
-      Metadata *MD = nullptr;
-      if (ParseMetadata(MD, nullptr))
-        return true;
-      Elts.push_back(MD);
-      continue;
-    }
-
-    Value *V = nullptr;
-    if (ParseValue(Ty, V, PFS))
-      return true;
-    assert(V && "Expected valid value");
-    Elts.push_back(ValueAsMetadata::get(V));
-
-    if (isa<LocalAsMetadata>(Elts.back())) {
-      assert(PFS && "Unexpected function-local metadata without PFS");
-      if (Elts.size() > 1)
-        return TokError("unexpected function-local metadata");
-      IsLocal = true;
-    }
+    Elts.push_back(MD);
   } while (EatIfPresent(lltok::comma));
 
   return ParseToken(lltok::rbrace, "expected end of metadata node");

diff --git a/llvm/lib/AsmParser/LLParser.h b/llvm/lib/AsmParser/LLParser.h
@@ -52,7 +52,6 @@ namespace llvm {
       t_EmptyArray,               // No value:  []
       t_Constant,                 // Value in ConstantVal.
       t_InlineAsm,                // Value in StrVal/StrVal2/UIntVal.
-      t_Metadata,                 // Value in MetadataVal.
       t_ConstantStruct,           // Value in ConstantStructElts.
       t_PackedConstantStruct      // Value in ConstantStructElts.
     } Kind;
@@ -63,7 +62,6 @@ namespace llvm {
     APSInt APSIntVal;
     APFloat APFloatVal;
     Constant *ConstantVal;
-    MetadataAsValue *MetadataVal;
     Constant **ConstantStructElts;
 
     ValID() : Kind(t_LocalID), APFloatVal(0.0) {}
@@ -275,7 +273,15 @@ namespace llvm {
                                     bool inAttrGrp, LocTy &BuiltinLoc);
 
     // Type Parsing.
-    bool ParseType(Type *&Result, bool AllowVoid = false);
+    bool ParseType(Type *&Result, const Twine &Msg, bool AllowVoid = false);
+    bool ParseType(Type *&Result, bool AllowVoid = false) {
+      return ParseType(Result, "expected type", AllowVoid);
+    }
+    bool ParseType(Type *&Result, const Twine &Msg, LocTy &Loc,
+                   bool AllowVoid = false) {
+      Loc = Lex.getLoc();
+      return ParseType(Result, Msg, AllowVoid);
+    }
     bool ParseType(Type *&Result, LocTy &Loc, bool AllowVoid = false) {
       Loc = Lex.getLoc();
       return ParseType(Result, AllowVoid);
@@ -380,12 +386,11 @@ namespace llvm {
     bool ParseGlobalTypeAndValue(Constant *&V);
     bool ParseGlobalValueVector(SmallVectorImpl<Constant *> &Elts);
     bool parseOptionalComdat(Comdat *&C);
-    bool ParseMetadataAsValue(ValID &ID, PerFunctionState *PFS);
+    bool ParseMetadataAsValue(Value *&V, PerFunctionState &PFS);
+    bool ParseValueAsMetadata(Metadata *&MD, PerFunctionState *PFS);
     bool ParseMetadata(Metadata *&MD, PerFunctionState *PFS);
     bool ParseMDNode(MDNode *&MD);
-    bool ParseMDNodeOrLocal(Metadata *&MD, PerFunctionState *PFS);
-    bool ParseMDNodeVector(SmallVectorImpl<Metadata *> &,
-                           PerFunctionState *PFS);
+    bool ParseMDNodeVector(SmallVectorImpl<Metadata *> &MDs);
     bool ParseInstructionMetadata(Instruction *Inst, PerFunctionState *PFS);
 
     // Function Parsing.

diff --git a/llvm/lib/IR/AsmWriter.cpp b/llvm/lib/IR/AsmWriter.cpp
@@ -1264,7 +1264,6 @@ static void WriteMDNodeBodyInternal(raw_ostream &Out, const MDNode *Node,
       Out << ' ';
       WriteAsOperandInternal(Out, V, TypePrinter, Machine, Context);
     } else {
-      Out << "metadata ";
       WriteAsOperandInternal(Out, MD, TypePrinter, Machine, Context);
     }
     if (mi + 1 != me)
@@ -1381,13 +1380,9 @@ static void WriteAsOperandInternal(raw_ostream &Out, const Metadata *MD,
   assert((FromValue || !isa<LocalAsMetadata>(V)) &&
          "Unexpected function-local metadata outside of value argument");
 
-  if (FromValue)
-    Out << "!{";
   TypePrinter->print(V->getValue()->getType(), Out);
   Out << ' ';
   WriteAsOperandInternal(Out, V->getValue(), TypePrinter, Machine, Context);
-  if (FromValue)
-    Out << "}";
 }
 
 void AssemblyWriter::init() {
@@ -2378,7 +2373,7 @@ static void WriteMDNodeComment(const MDNode *Node,
 }
 
 void AssemblyWriter::writeMDNode(unsigned Slot, const MDNode *Node) {
-  Out << '!' << Slot << " = metadata ";
+  Out << '!' << Slot << " = ";
   printMDNodeBody(Node);
 }
 

diff --git a/llvm/test/Analysis/BasicAA/full-store-partial-alias.ll b/llvm/test/Analysis/BasicAA/full-store-partial-alias.ll
@@ -29,9 +29,9 @@ entry:
   ret i32 %tmp5.lobit
 }
 
-!0 = metadata !{metadata !4, metadata !4, i64 0}
-!1 = metadata !{metadata !"omnipotent char", metadata !2}
-!2 = metadata !{metadata !"Simple C/C++ TBAA", null}
-!3 = metadata !{metadata !5, metadata !5, i64 0}
-!4 = metadata !{metadata !"double", metadata !1}
-!5 = metadata !{metadata !"int", metadata !1}
+!0 = !{!4, !4, i64 0}
+!1 = !{!"omnipotent char", !2}
+!2 = !{!"Simple C/C++ TBAA", null}
+!3 = !{!5, !5, i64 0}
+!4 = !{!"double", !1}
+!5 = !{!"int", !1}
diff --git a/llvm/test/Analysis/BasicAA/invariant_load.ll b/llvm/test/Analysis/BasicAA/invariant_load.ll
@@ -23,4 +23,4 @@ entry:
 ; CHECK: %add = add nsw i32 %0, 1
 }
 
-!3 = metadata !{}
+!3 = !{}
diff --git a/llvm/test/Analysis/BlockFrequencyInfo/bad_input.ll b/llvm/test/Analysis/BlockFrequencyInfo/bad_input.ll
@@ -23,7 +23,7 @@ for.end:
   ret void
 }
 
-!0 = metadata !{metadata !"branch_weights", i32 0, i32 3}
+!0 = !{!"branch_weights", i32 0, i32 3}
 
 ; CHECK-LABEL: Printing analysis {{.*}} for function 'infinite_loop'
 ; CHECK-NEXT: block-frequency-info: infinite_loop
@@ -47,4 +47,4 @@ for.end:
   ret void
 }
 
-!1 = metadata !{metadata !"branch_weights", i32 1, i32 1}
+!1 = !{!"branch_weights", i32 1, i32 1}
diff --git a/llvm/test/Analysis/BlockFrequencyInfo/basic.ll b/llvm/test/Analysis/BlockFrequencyInfo/basic.ll
@@ -47,7 +47,7 @@ exit:
   ret i32 %result
 }
 
-!0 = metadata !{metadata !"branch_weights", i32 64, i32 4}
+!0 = !{!"branch_weights", i32 64, i32 4}
 
 define i32 @test3(i32 %i, i32 %a, i32 %b, i32 %c, i32 %d, i32 %e) {
 ; CHECK-LABEL: Printing analysis {{.*}} for function 'test3':
@@ -90,7 +90,7 @@ exit:
   ret i32 %result
 }
 
-!1 = metadata !{metadata !"branch_weights", i32 4, i32 4, i32 64, i32 4, i32 4}
+!1 = !{!"branch_weights", i32 4, i32 4, i32 64, i32 4, i32 4}
 
 define void @nested_loops(i32 %a) {
 ; CHECK-LABEL: Printing analysis {{.*}} for function 'nested_loops':
@@ -138,4 +138,4 @@ for.end13:
 
 declare void @g(i32)
 
-!2 = metadata !{metadata !"branch_weights", i32 1, i32 4000}
+!2 = !{!"branch_weights", i32 1, i32 4000}
diff --git a/llvm/test/Analysis/BlockFrequencyInfo/double_backedge.ll b/llvm/test/Analysis/BlockFrequencyInfo/double_backedge.ll
@@ -23,5 +23,5 @@ exit:
 ; CHECK-NEXT: exit: float = 1.0, int = [[ENTRY]]
   ret void
 }
-!0 = metadata !{metadata !"branch_weights", i32 1, i32 9}
-!1 = metadata !{metadata !"branch_weights", i32 4, i32 5}
+!0 = !{!"branch_weights", i32 1, i32 9}
+!1 = !{!"branch_weights", i32 4, i32 5}
diff --git a/llvm/test/Analysis/BlockFrequencyInfo/double_exit.ll b/llvm/test/Analysis/BlockFrequencyInfo/double_exit.ll
@@ -66,9 +66,9 @@ exit:
   ret i32 %Return.2
 }
 
-!0 = metadata !{metadata !"branch_weights", i32 1, i32 3}
-!1 = metadata !{metadata !"branch_weights", i32 4, i32 1}
-!2 = metadata !{metadata !"branch_weights", i32 2, i32 1}
+!0 = !{!"branch_weights", i32 1, i32 3}
+!1 = !{!"branch_weights", i32 4, i32 1}
+!2 = !{!"branch_weights", i32 2, i32 1}
 
 declare i32 @c2(i32, i32)
 declare i32 @logic2(i32, i32, i32)
@@ -159,7 +159,7 @@ exit:
   ret i32 %Return.0
 }
 
-!3 = metadata !{metadata !"branch_weights", i32 1, i32 1}
+!3 = !{!"branch_weights", i32 1, i32 1}
 
 declare i32 @c3(i32, i32, i32)
 declare i32 @logic3(i32, i32, i32, i32)
diff --git a/llvm/test/Analysis/BlockFrequencyInfo/extremely-likely-loop-successor.ll b/llvm/test/Analysis/BlockFrequencyInfo/extremely-likely-loop-successor.ll
@@ -37,4 +37,4 @@ exit:
 
 declare i1 @foo()
 
-!0 = metadata !{metadata !"branch_weights", i32 4294967295, i32 1}
+!0 = !{!"branch_weights", i32 4294967295, i32 1}
diff --git a/llvm/test/Analysis/BlockFrequencyInfo/irreducible.ll b/llvm/test/Analysis/BlockFrequencyInfo/irreducible.ll
@@ -31,8 +31,8 @@ return:
   ret void
 }
 
-!0 = metadata !{metadata !"branch_weights", i32 1, i32 7}
-!1 = metadata !{metadata !"branch_weights", i32 3, i32 4}
+!0 = !{!"branch_weights", i32 1, i32 7}
+!1 = !{!"branch_weights", i32 3, i32 4}
 
 ; Irreducible control flow
 ; ========================
@@ -112,7 +112,7 @@ exit:
   ret void
 }
 
-!2 = metadata !{metadata !"branch_weights", i32 3, i32 1}
+!2 = !{!"branch_weights", i32 3, i32 1}
 
 ; Testcase #2
 ; ===========
@@ -156,7 +156,7 @@ exit:
   ret void
 }
 
-!3 = metadata !{metadata !"branch_weights", i32 2, i32 2, i32 2}
+!3 = !{!"branch_weights", i32 2, i32 2, i32 2}
 
 ; A true loop with irreducible control flow inside.
 define void @loop_around_irreducible(i1 %x) {
@@ -186,8 +186,8 @@ exit:
 ; CHECK-NEXT: exit: float = 1.0, int = [[ENTRY]]
   ret void
 }
-!4 = metadata !{metadata !"branch_weights", i32 1, i32 1}
-!5 = metadata !{metadata !"branch_weights", i32 3, i32 1}
+!4 = !{!"branch_weights", i32 1, i32 1}
+!5 = !{!"branch_weights", i32 3, i32 1}
 
 ; Two unrelated irreducible SCCs.
 define void @two_sccs(i1 %x) {
@@ -225,9 +225,9 @@ exit:
 ; CHECK-NEXT: exit: float = 1.0, int = [[ENTRY]]
   ret void
 }
-!6 = metadata !{metadata !"branch_weights", i32 3, i32 1}
-!7 = metadata !{metadata !"branch_weights", i32 1, i32 1}
-!8 = metadata !{metadata !"branch_weights", i32 4, i32 1}
+!6 = !{!"branch_weights", i32 3, i32 1}
+!7 = !{!"branch_weights", i32 1, i32 1}
+!8 = !{!"branch_weights", i32 4, i32 1}
 
 ; A true loop inside irreducible control flow.
 define void @loop_inside_irreducible(i1 %x) {
@@ -257,9 +257,9 @@ exit:
 ; CHECK-NEXT: exit: float = 1.0, int = [[ENTRY]]
   ret void
 }
-!9 = metadata !{metadata !"branch_weights", i32 1, i32 1}
-!10 = metadata !{metadata !"branch_weights", i32 3, i32 1}
-!11 = metadata !{metadata !"branch_weights", i32 2, i32 1}
+!9 = !{!"branch_weights", i32 1, i32 1}
+!10 = !{!"branch_weights", i32 3, i32 1}
+!11 = !{!"branch_weights", i32 2, i32 1}
 
 ; Irreducible control flow in a branch that's in a true loop.
 define void @loop_around_branch_with_irreducible(i1 %x) {
@@ -301,8 +301,8 @@ exit:
 ; CHECK-NEXT: exit: float = 1.0, int = [[ENTRY]]
   ret void
 }
-!12 = metadata !{metadata !"branch_weights", i32 3, i32 1}
-!13 = metadata !{metadata !"branch_weights", i32 1, i32 1}
+!12 = !{!"branch_weights", i32 3, i32 1}
+!13 = !{!"branch_weights", i32 1, i32 1}
 
 ; Irreducible control flow between two true loops.
 define void @loop_around_branch_with_irreducible_around_loop(i1 %x) {
@@ -348,10 +348,10 @@ exit:
 ; CHECK-NEXT: exit: float = 1.0, int = [[ENTRY]]
   ret void
 }
-!14 = metadata !{metadata !"branch_weights", i32 2, i32 1}
-!15 = metadata !{metadata !"branch_weights", i32 1, i32 1}
-!16 = metadata !{metadata !"branch_weights", i32 3, i32 1}
-!17 = metadata !{metadata !"branch_weights", i32 4, i32 1}
+!14 = !{!"branch_weights", i32 2, i32 1}
+!15 = !{!"branch_weights", i32 1, i32 1}
+!16 = !{!"branch_weights", i32 3, i32 1}
+!17 = !{!"branch_weights", i32 4, i32 1}
 
 ; An irreducible SCC with a non-header.
 define void @nonheader(i1 %x) {
@@ -377,9 +377,9 @@ exit:
 ; CHECK-NEXT: exit: float = 1.0, int = [[ENTRY]]
   ret void
 }
-!18 = metadata !{metadata !"branch_weights", i32 1, i32 1}
-!19 = metadata !{metadata !"branch_weights", i32 1, i32 3}
-!20 = metadata !{metadata !"branch_weights", i32 3, i32 1}
+!18 = !{!"branch_weights", i32 1, i32 1}
+!19 = !{!"branch_weights", i32 1, i32 3}
+!20 = !{!"branch_weights", i32 3, i32 1}
 
 ; An irreducible SCC with an irreducible sub-SCC.  In the current version of
 ; -block-freq, this means an extra header.
@@ -416,6 +416,6 @@ exit:
 ; CHECK-NEXT: exit: float = 1.0, int = [[ENTRY]]
   ret void
 }
-!21 = metadata !{metadata !"branch_weights", i32 2, i32 1}
-!22 = metadata !{metadata !"branch_weights", i32 1, i32 1}
-!23 = metadata !{metadata !"branch_weights", i32 8, i32 1, i32 3, i32 12}
+!21 = !{!"branch_weights", i32 2, i32 1}
+!22 = !{!"branch_weights", i32 1, i32 1}
+!23 = !{!"branch_weights", i32 8, i32 1, i32 3, i32 12}
diff --git a/llvm/test/Analysis/BlockFrequencyInfo/loop_with_branch.ll b/llvm/test/Analysis/BlockFrequencyInfo/loop_with_branch.ll
@@ -40,5 +40,5 @@ exit:
 declare i1 @foo0(i32)
 declare i2 @foo1(i32)
 
-!0 = metadata !{metadata !"branch_weights", i32 1, i32 3}
-!1 = metadata !{metadata !"branch_weights", i32 1, i32 2, i32 3}
+!0 = !{!"branch_weights", i32 1, i32 3}
+!1 = !{!"branch_weights", i32 1, i32 2, i32 3}
diff --git a/llvm/test/Analysis/BlockFrequencyInfo/nested_loop_with_branches.ll b/llvm/test/Analysis/BlockFrequencyInfo/nested_loop_with_branches.ll
@@ -55,5 +55,5 @@ declare i1 @foo4(i32)
 declare i1 @foo5(i32)
 declare i1 @foo6(i32)
 
-!0 = metadata !{metadata !"branch_weights", i32 1, i32 3}
-!1 = metadata !{metadata !"branch_weights", i32 3, i32 1}
+!0 = !{!"branch_weights", i32 1, i32 3}
+!1 = !{!"branch_weights", i32 3, i32 1}
diff --git a/llvm/test/Analysis/BranchProbabilityInfo/basic.ll b/llvm/test/Analysis/BranchProbabilityInfo/basic.ll
@@ -43,7 +43,7 @@ exit:
   ret i32 %result
 }
 
-!0 = metadata !{metadata !"branch_weights", i32 64, i32 4}
+!0 = !{!"branch_weights", i32 64, i32 4}
 
 define i32 @test3(i32 %i, i32 %a, i32 %b, i32 %c, i32 %d, i32 %e) {
 ; CHECK: Printing analysis {{.*}} for function 'test3'
@@ -87,7 +87,7 @@ exit:
   ret i32 %result
 }
 
-!1 = metadata !{metadata !"branch_weights", i32 4, i32 4, i32 64, i32 4, i32 4}
+!1 = !{!"branch_weights", i32 4, i32 4, i32 64, i32 4, i32 4}
 
 define i32 @test4(i32 %x) nounwind uwtable readnone ssp {
 ; CHECK: Printing analysis {{.*}} for function 'test4'
@@ -114,7 +114,7 @@ return:
   ret i32 %retval.0
 }
 
-!2 = metadata !{metadata !"branch_weights", i32 7, i32 6, i32 4, i32 4, i32 64}
+!2 = !{!"branch_weights", i32 7, i32 6, i32 4, i32 4, i32 64}
 
 declare void @coldfunc() cold
 

diff --git a/llvm/test/Analysis/CFLAliasAnalysis/full-store-partial-alias.ll b/llvm/test/Analysis/CFLAliasAnalysis/full-store-partial-alias.ll
@@ -29,9 +29,9 @@ entry:
   ret i32 %tmp5.lobit
 }
 
-!0 = metadata !{metadata !4, metadata !4, i64 0}
-!1 = metadata !{metadata !"omnipotent char", metadata !2}
-!2 = metadata !{metadata !"Simple C/C++ TBAA", null}
-!3 = metadata !{metadata !5, metadata !5, i64 0}
-!4 = metadata !{metadata !"double", metadata !1}
-!5 = metadata !{metadata !"int", metadata !1}
+!0 = !{!4, !4, i64 0}
+!1 = !{!"omnipotent char", !2}
+!2 = !{!"Simple C/C++ TBAA", null}
+!3 = !{!5, !5, i64 0}
+!4 = !{!"double", !1}
+!5 = !{!"int", !1}
diff --git a/llvm/test/Analysis/ScalarEvolution/load-with-range-metadata.ll b/llvm/test/Analysis/ScalarEvolution/load-with-range-metadata.ll
@@ -34,4 +34,4 @@ define i32 @ult_trip_count_with_range(i32 *%ptr0, i32 *%ptr1) {
   ret i32 0
 }
 
-!0 = metadata !{i32 1, i32 100}
+!0 = !{i32 1, i32 100}
diff --git a/llvm/test/Analysis/ScopedNoAliasAA/basic-domains.ll b/llvm/test/Analysis/ScopedNoAliasAA/basic-domains.ll
@@ -22,25 +22,25 @@ entry:
 
 attributes #0 = { nounwind uwtable }
 
-!0 = metadata !{metadata !0, metadata !"some domain"}
-!1 = metadata !{metadata !1, metadata !"some other domain"}
+!0 = !{!0, !"some domain"}
+!1 = !{!1, !"some other domain"}
 
 ; Two scopes (which must be self-referential to avoid being "uniqued"):
-!2 = metadata !{metadata !2, metadata !0, metadata !"a scope in dom0"}
-!3 = metadata !{metadata !2}
+!2 = !{!2, !0, !"a scope in dom0"}
+!3 = !{!2}
 
-!4 = metadata !{metadata !4, metadata !0, metadata !"another scope in dom0"}
-!5 = metadata !{metadata !4}
+!4 = !{!4, !0, !"another scope in dom0"}
+!5 = !{!4}
 
 ; A list of the two scopes.
-!6 = metadata !{metadata !2, metadata !4}
+!6 = !{!2, !4}
 
 ; Another scope in the second domain
-!7 = metadata !{metadata !7, metadata !1, metadata !"another scope in dom1"}
-!8 = metadata !{metadata !7}
+!7 = !{!7, !1, !"another scope in dom1"}
+!8 = !{!7}
 
 ; A list of scopes from both domains.
-!9 = metadata !{metadata !2, metadata !4, metadata !7}
+!9 = !{!2, !4, !7}
 
 ; CHECK: NoAlias:   %0 = load float* %c, align 4, !alias.scope !0 <->   store float %0, float* %arrayidx.i, align 4, !noalias !6
 ; CHECK: NoAlias:   %0 = load float* %c, align 4, !alias.scope !0 <->   store float %1, float* %arrayidx.i2, align 4, !noalias !6

diff --git a/llvm/test/Analysis/ScopedNoAliasAA/basic.ll b/llvm/test/Analysis/ScopedNoAliasAA/basic.ll
@@ -22,6 +22,6 @@ entry:
 
 attributes #0 = { nounwind uwtable }
 
-!0 = metadata !{metadata !0, metadata !"some domain"}
-!1 = metadata !{metadata !1, metadata !0, metadata !"some scope"}
+!0 = !{!0, !"some domain"}
+!1 = !{!1, !0, !"some scope"}
 
diff --git a/llvm/test/Analysis/ScopedNoAliasAA/basic2.ll b/llvm/test/Analysis/ScopedNoAliasAA/basic2.ll
@@ -32,10 +32,10 @@ entry:
 
 attributes #0 = { nounwind uwtable }
 
-!0 = metadata !{metadata !1, metadata !3}
-!1 = metadata !{metadata !1, metadata !2, metadata !"some scope"}
-!2 = metadata !{metadata !2, metadata !"some domain"}
-!3 = metadata !{metadata !3, metadata !2, metadata !"some other scope"}
-!4 = metadata !{metadata !1}
-!5 = metadata !{metadata !3}
+!0 = !{!1, !3}
+!1 = !{!1, !2, !"some scope"}
+!2 = !{!2, !"some domain"}
+!3 = !{!3, !2, !"some other scope"}
+!4 = !{!1}
+!5 = !{!3}
 
diff --git a/llvm/test/Analysis/TypeBasedAliasAnalysis/PR17620.ll b/llvm/test/Analysis/TypeBasedAliasAnalysis/PR17620.ll
@@ -32,14 +32,14 @@ attributes #1 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "n
 
 !llvm.ident = !{!0}
 
-!0 = metadata !{metadata !"clang version 3.4"}
-!1 = metadata !{metadata !2, metadata !2, i64 0}
-!2 = metadata !{metadata !"any pointer", metadata !3, i64 0}
-!3 = metadata !{metadata !"omnipotent char", metadata !4, i64 0}
-!4 = metadata !{metadata !"Simple C/C++ TBAA"}
-!5 = metadata !{metadata !6, metadata !2, i64 8}
-!6 = metadata !{metadata !"_ZTSN12_GLOBAL__N_11RINS_1FIPi8TreeIterN1I1S1LENS_1KINS_1DIKS2_S3_EEEEE1GEPSD_EE", metadata !7, i64 8}
-!7 = metadata !{metadata !"_ZTSN12_GLOBAL__N_11FIPi8TreeIterN1I1S1LENS_1KINS_1DIKS1_S2_EEEEE1GE", metadata !8, i64 0}
-!8 = metadata !{metadata !"_ZTSN12_GLOBAL__N_11DIKPi8TreeIterEE", metadata !2, i64 0, metadata !9, i64 8}
-!9 = metadata !{metadata !"_ZTS8TreeIter", metadata !2, i64 8, metadata !10, i64 16}
-!10 = metadata !{metadata !"bool", metadata !3, i64 0}
+!0 = !{!"clang version 3.4"}
+!1 = !{!2, !2, i64 0}
+!2 = !{!"any pointer", !3, i64 0}
+!3 = !{!"omnipotent char", !4, i64 0}
+!4 = !{!"Simple C/C++ TBAA"}
+!5 = !{!6, !2, i64 8}
+!6 = !{!"_ZTSN12_GLOBAL__N_11RINS_1FIPi8TreeIterN1I1S1LENS_1KINS_1DIKS2_S3_EEEEE1GEPSD_EE", !7, i64 8}
+!7 = !{!"_ZTSN12_GLOBAL__N_11FIPi8TreeIterN1I1S1LENS_1KINS_1DIKS1_S2_EEEEE1GE", !8, i64 0}
+!8 = !{!"_ZTSN12_GLOBAL__N_11DIKPi8TreeIterEE", !2, i64 0, !9, i64 8}
+!9 = !{!"_ZTS8TreeIter", !2, i64 8, !10, i64 16}
+!10 = !{!"bool", !3, i64 0}
diff --git a/llvm/test/Analysis/TypeBasedAliasAnalysis/aliastest.ll b/llvm/test/Analysis/TypeBasedAliasAnalysis/aliastest.ll
@@ -45,23 +45,23 @@ define i8 @test1_no(i8* %a, i8* %b) nounwind {
 }
 
 ; Root note.
-!0 = metadata !{ }
+!0 = !{ }
 ; Some type.
-!1 = metadata !{metadata !7, metadata !7, i64 0}
+!1 = !{!7, !7, i64 0}
 ; Some other non-aliasing type.
-!2 = metadata !{metadata !8, metadata !8, i64 0}
+!2 = !{!8, !8, i64 0}
 
 ; Some type.
-!3 = metadata !{metadata !9, metadata !9, i64 0}
+!3 = !{!9, !9, i64 0}
 ; Some type in a different type system.
-!4 = metadata !{metadata !10, metadata !10, i64 0}
+!4 = !{!10, !10, i64 0}
 
 ; Invariant memory.
-!5 = metadata !{metadata !11, metadata !11, i64 0, i1 1}
+!5 = !{!11, !11, i64 0, i1 1}
 ; Not invariant memory.
-!6 = metadata !{metadata !11, metadata !11, i64 0, i1 0}
-!7 = metadata !{ metadata !"foo", metadata !0 }
-!8 = metadata !{ metadata !"bar", metadata !0 }
-!9 = metadata !{ metadata !"foo", metadata !0 }
-!10 = metadata !{ metadata !"bar", metadata !"different" }
-!11 = metadata !{ metadata !"qux", metadata !0}
+!6 = !{!11, !11, i64 0, i1 0}
+!7 = !{ !"foo", !0 }
+!8 = !{ !"bar", !0 }
+!9 = !{ !"foo", !0 }
+!10 = !{ !"bar", !"different" }
+!11 = !{ !"qux", !0}
diff --git a/llvm/test/Analysis/TypeBasedAliasAnalysis/argument-promotion.ll b/llvm/test/Analysis/TypeBasedAliasAnalysis/argument-promotion.ll
@@ -32,8 +32,8 @@ define i32 @callercaller(i32* %Q) {
   ret i32 %X
 }
 
-!0 = metadata !{metadata !"test"}
-!1 = metadata !{metadata !3, metadata !3, i64 0}
-!2 = metadata !{metadata !4, metadata !4, i64 0}
-!3 = metadata !{metadata !"green", metadata !0}
-!4 = metadata !{metadata !"blue", metadata !0}
+!0 = !{!"test"}
+!1 = !{!3, !3, i64 0}
+!2 = !{!4, !4, i64 0}
+!3 = !{!"green", !0}
+!4 = !{!"blue", !0}
diff --git a/llvm/test/Analysis/TypeBasedAliasAnalysis/dse.ll b/llvm/test/Analysis/TypeBasedAliasAnalysis/dse.ll
@@ -50,23 +50,23 @@ define i8 @test1_no(i8* %a, i8* %b) nounwind {
 }
 
 ; Root note.
-!0 = metadata !{ }
+!0 = !{ }
 ; Some type.
-!1 = metadata !{metadata !7, metadata !7, i64 0}
+!1 = !{!7, !7, i64 0}
 ; Some other non-aliasing type.
-!2 = metadata !{metadata !8, metadata !8, i64 0}
+!2 = !{!8, !8, i64 0}
 
 ; Some type.
-!3 = metadata !{metadata !9, metadata !9, i64 0}
+!3 = !{!9, !9, i64 0}
 ; Some type in a different type system.
-!4 = metadata !{metadata !10, metadata !10, i64 0}
+!4 = !{!10, !10, i64 0}
 
 ; Invariant memory.
-!5 = metadata !{metadata !11, metadata !11, i64 0, i1 1}
+!5 = !{!11, !11, i64 0, i1 1}
 ; Not invariant memory.
-!6 = metadata !{metadata !11, metadata !11, i64 0, i1 0}
-!7 = metadata !{ metadata !"foo", metadata !0 }
-!8 = metadata !{ metadata !"bar", metadata !0 }
-!9 = metadata !{ metadata !"foo", metadata !0 }
-!10 = metadata !{ metadata !"bar", metadata !"different" }
-!11 = metadata !{ metadata !"qux", metadata !0}
+!6 = !{!11, !11, i64 0, i1 0}
+!7 = !{ !"foo", !0 }
+!8 = !{ !"bar", !0 }
+!9 = !{ !"foo", !0 }
+!10 = !{ !"bar", !"different" }
+!11 = !{ !"qux", !0}
diff --git a/llvm/test/Analysis/TypeBasedAliasAnalysis/dynamic-indices.ll b/llvm/test/Analysis/TypeBasedAliasAnalysis/dynamic-indices.ll
@@ -123,15 +123,15 @@ for.end:                                          ; preds = %for.body
   ret float %tmp10
 }
 
-; CHECK: [[TAG]] = metadata !{metadata [[TYPE_LL:!.*]], metadata [[TYPE_LL]], i64 0}
-; CHECK: [[TYPE_LL]] = metadata !{metadata !"long long", metadata {{!.*}}}
-!0 = metadata !{metadata !6, metadata !6, i64 0}
-!1 = metadata !{metadata !"omnipotent char", metadata !2}
-!2 = metadata !{metadata !"Simple C/C++ TBAA", null}
-!3 = metadata !{metadata !7, metadata !7, i64 0}
-!4 = metadata !{metadata !8, metadata !8, i64 0}
-!5 = metadata !{metadata !9, metadata !9, i64 0}
-!6 = metadata !{metadata !"short", metadata !1}
-!7 = metadata !{metadata !"long long", metadata !1}
-!8 = metadata !{metadata !"int", metadata !1}
-!9 = metadata !{metadata !"float", metadata !1}
+; CHECK: [[TAG]] = !{[[TYPE_LL:!.*]], [[TYPE_LL]], i64 0}
+; CHECK: [[TYPE_LL]] = !{!"long long", {{!.*}}}
+!0 = !{!6, !6, i64 0}
+!1 = !{!"omnipotent char", !2}
+!2 = !{!"Simple C/C++ TBAA", null}
+!3 = !{!7, !7, i64 0}
+!4 = !{!8, !8, i64 0}
+!5 = !{!9, !9, i64 0}
+!6 = !{!"short", !1}
+!7 = !{!"long long", !1}
+!8 = !{!"int", !1}
+!9 = !{!"float", !1}
diff --git a/llvm/test/Analysis/TypeBasedAliasAnalysis/functionattrs.ll b/llvm/test/Analysis/TypeBasedAliasAnalysis/functionattrs.ll
@@ -77,10 +77,10 @@ declare void @llvm.memcpy.p0i8.p0i8.i64(i8*, i8*, i64, i32, i1) nounwind
 ; CHECK: attributes #2 = { nounwind readonly }
 
 ; Root note.
-!0 = metadata !{ }
+!0 = !{ }
 
 ; Invariant memory.
-!1 = metadata !{metadata !3, metadata !3, i64 0, i1 1 }
+!1 = !{!3, !3, i64 0, i1 1 }
 ; Not invariant memory.
-!2 = metadata !{metadata !3, metadata !3, i64 0, i1 0 }
-!3 = metadata !{ metadata !"foo", metadata !0 }
+!2 = !{!3, !3, i64 0, i1 0 }
+!3 = !{ !"foo", !0 }
diff --git a/llvm/test/Analysis/TypeBasedAliasAnalysis/gvn-nonlocal-type-mismatch.ll b/llvm/test/Analysis/TypeBasedAliasAnalysis/gvn-nonlocal-type-mismatch.ll
@@ -84,12 +84,12 @@ if.else:
   ret void
 }
 
-!0 = metadata !{}
-!1 = metadata !{metadata !5, metadata !5, i64 0}
-!2 = metadata !{metadata !6, metadata !6, i64 0}
-!3 = metadata !{metadata !7, metadata !7, i64 0}
-!4 = metadata !{metadata !8, metadata !8, i64 0}
-!5 = metadata !{metadata !"red", metadata !0}
-!6 = metadata !{metadata !"blu", metadata !0}
-!7 = metadata !{metadata !"outer space"}
-!8 = metadata !{metadata !"brick red", metadata !5}
+!0 = !{}
+!1 = !{!5, !5, i64 0}
+!2 = !{!6, !6, i64 0}
+!3 = !{!7, !7, i64 0}
+!4 = !{!8, !8, i64 0}
+!5 = !{!"red", !0}
+!6 = !{!"blu", !0}
+!7 = !{!"outer space"}
+!8 = !{!"brick red", !5}
diff --git a/llvm/test/Analysis/TypeBasedAliasAnalysis/intrinsics.ll b/llvm/test/Analysis/TypeBasedAliasAnalysis/intrinsics.ll
@@ -25,8 +25,8 @@ declare void @llvm.arm.neon.vst1.v8i16(i8*, <8 x i16>, i32) nounwind
 ; CHECK: attributes #0 = { nounwind readonly }
 ; CHECK: attributes [[NUW]] = { nounwind }
 
-!0 = metadata !{metadata !"tbaa root", null}
-!1 = metadata !{metadata !3, metadata !3, i64 0}
-!2 = metadata !{metadata !4, metadata !4, i64 0}
-!3 = metadata !{metadata !"A", metadata !0}
-!4 = metadata !{metadata !"B", metadata !0}
+!0 = !{!"tbaa root", null}
+!1 = !{!3, !3, i64 0}
+!2 = !{!4, !4, i64 0}
+!3 = !{!"A", !0}
+!4 = !{!"B", !0}
diff --git a/llvm/test/Analysis/TypeBasedAliasAnalysis/licm.ll b/llvm/test/Analysis/TypeBasedAliasAnalysis/licm.ll
@@ -29,9 +29,9 @@ for.end:                                          ; preds = %for.body, %entry
   ret void
 }
 
-!0 = metadata !{metadata !"root", null}
-!1 = metadata !{metadata !6, metadata !6, i64 0}
-!2 = metadata !{metadata !7, metadata !7, i64 0}
+!0 = !{!"root", null}
+!1 = !{!6, !6, i64 0}
+!2 = !{!7, !7, i64 0}
 
 ; LICM shouldn't hoist anything here.
 
@@ -56,10 +56,10 @@ loop:
   br label %loop
 }
 
-!3 = metadata !{metadata !"pointer", metadata !8}
-!4 = metadata !{metadata !8, metadata !8, i64 0}
-!5 = metadata !{metadata !9, metadata !9, i64 0}
-!6 = metadata !{metadata !"pointer", metadata !0}
-!7 = metadata !{metadata !"double", metadata !0}
-!8 = metadata !{metadata !"char", metadata !9}
-!9 = metadata !{metadata !"root", null}
+!3 = !{!"pointer", !8}
+!4 = !{!8, !8, i64 0}
+!5 = !{!9, !9, i64 0}
+!6 = !{!"pointer", !0}
+!7 = !{!"double", !0}
+!8 = !{!"char", !9}
+!9 = !{!"root", null}
diff --git a/llvm/test/Analysis/TypeBasedAliasAnalysis/memcpyopt.ll b/llvm/test/Analysis/TypeBasedAliasAnalysis/memcpyopt.ll
@@ -18,10 +18,10 @@ define void @foo(i8* nocapture %p, i8* nocapture %q, i8* nocapture %s) nounwind
 
 declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind
 
-; CHECK: [[TAGA]] = metadata !{metadata [[TYPEA:!.*]], metadata [[TYPEA]], i64 0}
-; CHECK: [[TYPEA]] = metadata !{metadata !"A", metadata !{{.*}}}
-!0 = metadata !{metadata !"tbaa root", null}
-!1 = metadata !{metadata !3, metadata !3, i64 0}
-!2 = metadata !{metadata !4, metadata !4, i64 0}
-!3 = metadata !{metadata !"A", metadata !0}
-!4 = metadata !{metadata !"B", metadata !0}
+; CHECK: [[TAGA]] = !{[[TYPEA:!.*]], [[TYPEA]], i64 0}
+; CHECK: [[TYPEA]] = !{!"A", !{{.*}}}
+!0 = !{!"tbaa root", null}
+!1 = !{!3, !3, i64 0}
+!2 = !{!4, !4, i64 0}
+!3 = !{!"A", !0}
+!4 = !{!"B", !0}
diff --git a/llvm/test/Analysis/TypeBasedAliasAnalysis/placement-tbaa.ll b/llvm/test/Analysis/TypeBasedAliasAnalysis/placement-tbaa.ll
@@ -97,14 +97,14 @@ declare noalias i8* @_Znwm(i64)
 
 attributes #0 = { nounwind }
 
-!0 = metadata !{metadata !1, metadata !1, i64 0}
-!1 = metadata !{metadata !"int", metadata !2, i64 0}
-!2 = metadata !{metadata !"omnipotent char", metadata !3, i64 0}
-!3 = metadata !{metadata !"Simple C/C++ TBAA"}
-!4 = metadata !{metadata !5, metadata !5, i64 0}
-!5 = metadata !{metadata !"any pointer", metadata !2, i64 0}
-!6 = metadata !{metadata !7, metadata !8, i64 0}
-!7 = metadata !{metadata !"_ZTS3Foo", metadata !8, i64 0}
-!8 = metadata !{metadata !"long", metadata !2, i64 0}
-!9 = metadata !{metadata !10, metadata !5, i64 0}
-!10 = metadata !{metadata !"_ZTS3Bar", metadata !5, i64 0}
+!0 = !{!1, !1, i64 0}
+!1 = !{!"int", !2, i64 0}
+!2 = !{!"omnipotent char", !3, i64 0}
+!3 = !{!"Simple C/C++ TBAA"}
+!4 = !{!5, !5, i64 0}
+!5 = !{!"any pointer", !2, i64 0}
+!6 = !{!7, !8, i64 0}
+!7 = !{!"_ZTS3Foo", !8, i64 0}
+!8 = !{!"long", !2, i64 0}
+!9 = !{!10, !5, i64 0}
+!10 = !{!"_ZTS3Bar", !5, i64 0}
diff --git a/llvm/test/Analysis/TypeBasedAliasAnalysis/precedence.ll b/llvm/test/Analysis/TypeBasedAliasAnalysis/precedence.ll
@@ -39,12 +39,12 @@ entry:
   ret i64 %tmp3
 }
 
-!0 = metadata !{metadata !2, metadata !2, i64 0}
-!1 = metadata !{metadata !"simple"}
-!2 = metadata !{metadata !"int", metadata !1}
-!3 = metadata !{metadata !6, metadata !6, i64 0}
-!4 = metadata !{metadata !7, metadata !7, i64 0}
-!5 = metadata !{metadata !8, metadata !8, i64 0}
-!6 = metadata !{metadata !"float", metadata !1}
-!7 = metadata !{metadata !"long", metadata !1}
-!8 = metadata !{metadata !"small", metadata !1}
+!0 = !{!2, !2, i64 0}
+!1 = !{!"simple"}
+!2 = !{!"int", !1}
+!3 = !{!6, !6, i64 0}
+!4 = !{!7, !7, i64 0}
+!5 = !{!8, !8, i64 0}
+!6 = !{!"float", !1}
+!7 = !{!"long", !1}
+!8 = !{!"small", !1}
diff --git a/llvm/test/Analysis/TypeBasedAliasAnalysis/sink.ll b/llvm/test/Analysis/TypeBasedAliasAnalysis/sink.ll
@@ -15,10 +15,10 @@ b:
   ret void
 }
 
-; CHECK: [[TAGA]] = metadata !{metadata [[TYPEA:!.*]], metadata [[TYPEA]], i64 0}
-; CHECK: [[TYPEA]] = metadata !{metadata !"A", metadata !{{.*}}}
-!0 = metadata !{metadata !3, metadata !3, i64 0}
-!1 = metadata !{metadata !4, metadata !4, i64 0}
-!2 = metadata !{metadata !"test"}
-!3 = metadata !{metadata !"A", metadata !2}
-!4 = metadata !{metadata !"B", metadata !2}
+; CHECK: [[TAGA]] = !{[[TYPEA:!.*]], [[TYPEA]], i64 0}
+; CHECK: [[TYPEA]] = !{!"A", !{{.*}}}
+!0 = !{!3, !3, i64 0}
+!1 = !{!4, !4, i64 0}
+!2 = !{!"test"}
+!3 = !{!"A", !2}
+!4 = !{!"B", !2}
diff --git a/llvm/test/Analysis/TypeBasedAliasAnalysis/tbaa-path.ll b/llvm/test/Analysis/TypeBasedAliasAnalysis/tbaa-path.ll
@@ -363,30 +363,30 @@ entry:
 
 attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-frame-pointer-elim-non-leaf"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" }
 
-!0 = metadata !{metadata !1, metadata !1, i64 0}
-!1 = metadata !{metadata !"any pointer", metadata !2}
-!2 = metadata !{metadata !"omnipotent char", metadata !3}
-!3 = metadata !{metadata !"Simple C/C++ TBAA"}
-!4 = metadata !{metadata !5, metadata !5, i64 0}
-!5 = metadata !{metadata !"long long", metadata !2}
-!6 = metadata !{metadata !7, metadata !7, i64 0}
-!7 = metadata !{metadata !"int", metadata !2}
-!8 = metadata !{metadata !9, metadata !7, i64 4}
-!9 = metadata !{metadata !"_ZTS7StructA", metadata !10, i64 0, metadata !7, i64 4, metadata !10, i64 8, metadata !7, i64 12}
-!10 = metadata !{metadata !"short", metadata !2}
-!11 = metadata !{metadata !9, metadata !10, i64 0}
-!12 = metadata !{metadata !13, metadata !7, i64 8}
-!13 = metadata !{metadata !"_ZTS7StructB", metadata !10, i64 0, metadata !9, i64 4, metadata !7, i64 20}
-!14 = metadata !{metadata !13, metadata !10, i64 4}
-!15 = metadata !{metadata !13, metadata !7, i64 20}
-!16 = metadata !{metadata !13, metadata !7, i64 16}
-!17 = metadata !{metadata !18, metadata !7, i64 4}
-!18 = metadata !{metadata !"_ZTS7StructS", metadata !10, i64 0, metadata !7, i64 4}
-!19 = metadata !{metadata !18, metadata !10, i64 0}
-!20 = metadata !{metadata !21, metadata !7, i64 4}
-!21 = metadata !{metadata !"_ZTS8StructS2", metadata !10, i64 0, metadata !7, i64 4}
-!22 = metadata !{metadata !21, metadata !10, i64 0}
-!23 = metadata !{metadata !24, metadata !7, i64 12}
-!24 = metadata !{metadata !"_ZTS7StructC", metadata !10, i64 0, metadata !13, i64 4, metadata !7, i64 28}
-!25 = metadata !{metadata !26, metadata !7, i64 12}
-!26 = metadata !{metadata !"_ZTS7StructD", metadata !10, i64 0, metadata !13, i64 4, metadata !7, i64 28, metadata !2, i64 32}
+!0 = !{!1, !1, i64 0}
+!1 = !{!"any pointer", !2}
+!2 = !{!"omnipotent char", !3}
+!3 = !{!"Simple C/C++ TBAA"}
+!4 = !{!5, !5, i64 0}
+!5 = !{!"long long", !2}
+!6 = !{!7, !7, i64 0}
+!7 = !{!"int", !2}
+!8 = !{!9, !7, i64 4}
+!9 = !{!"_ZTS7StructA", !10, i64 0, !7, i64 4, !10, i64 8, !7, i64 12}
+!10 = !{!"short", !2}
+!11 = !{!9, !10, i64 0}
+!12 = !{!13, !7, i64 8}
+!13 = !{!"_ZTS7StructB", !10, i64 0, !9, i64 4, !7, i64 20}
+!14 = !{!13, !10, i64 4}
+!15 = !{!13, !7, i64 20}
+!16 = !{!13, !7, i64 16}
+!17 = !{!18, !7, i64 4}
+!18 = !{!"_ZTS7StructS", !10, i64 0, !7, i64 4}
+!19 = !{!18, !10, i64 0}
+!20 = !{!21, !7, i64 4}
+!21 = !{!"_ZTS8StructS2", !10, i64 0, !7, i64 4}
+!22 = !{!21, !10, i64 0}
+!23 = !{!24, !7, i64 12}
+!24 = !{!"_ZTS7StructC", !10, i64 0, !13, i64 4, !7, i64 28}
+!25 = !{!26, !7, i64 12}
+!26 = !{!"_ZTS7StructD", !10, i64 0, !13, i64 4, !7, i64 28, !2, i64 32}
diff --git a/llvm/test/Assembler/2010-02-05-FunctionLocalMetadataBecomesNull.ll b/llvm/test/Assembler/2010-02-05-FunctionLocalMetadataBecomesNull.ll
@@ -12,7 +12,7 @@ target triple = "x86_64-apple-darwin10.2"
 
 define i32 @main() nounwind readonly {
   %diff1 = alloca i64                             ; <i64*> [#uses=2]
-  call void @llvm.dbg.declare(metadata !{i64* %diff1}, metadata !0, metadata !{metadata !"0x102"})
+  call void @llvm.dbg.declare(metadata i64* %diff1, metadata !0, metadata !{!"0x102"})
   store i64 72, i64* %diff1, align 8
   %v1 = load %struct.test** @TestArrayPtr, align 8 ; <%struct.test*> [#uses=1]
   %v2 = ptrtoint %struct.test* %v1 to i64 ; <i64> [#uses=1]
@@ -23,13 +23,13 @@ define i32 @main() nounwind readonly {
 
 declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone
 
-!7 = metadata !{metadata !1}
-!6 = metadata !{metadata !"0x11\0012\00clang version 3.0 (trunk 131941)\001\00\000\00\000", metadata !8, metadata !9, metadata !9, metadata !7, null, null} ; [ DW_TAG_compile_unit ]
-!0 = metadata !{metadata !"0x100\00c\002\000", metadata !1, metadata !2, metadata !5} ; [ DW_TAG_auto_variable ]
-!1 = metadata !{metadata !"0x2e\00main\00main\00\001\000\001\000\006\00256\000\001", metadata !8, metadata !2, metadata !3, null, i32 ()* @main, null, null, null} ; [ DW_TAG_subprogram ]
-!2 = metadata !{metadata !"0x29", metadata !8} ; [ DW_TAG_file_type ]
-!3 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", metadata !8, metadata !2, null, metadata !4, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
-!4 = metadata !{metadata !5}
-!5 = metadata !{metadata !"0x24\00int\000\0032\0032\000\000\005", null, metadata !6} ; [ DW_TAG_base_type ]
-!8 = metadata !{metadata !"/d/j/debug-test.c", metadata !"/Volumes/Data/b"}
-!9 = metadata !{i32 0}
+!7 = !{!1}
+!6 = !{!"0x11\0012\00clang version 3.0 (trunk 131941)\001\00\000\00\000", !8, !9, !9, !7, null, null} ; [ DW_TAG_compile_unit ]
+!0 = !{!"0x100\00c\002\000", !1, !2, !5} ; [ DW_TAG_auto_variable ]
+!1 = !{!"0x2e\00main\00main\00\001\000\001\000\006\00256\000\001", !8, !2, !3, null, i32 ()* @main, null, null, null} ; [ DW_TAG_subprogram ]
+!2 = !{!"0x29", !8} ; [ DW_TAG_file_type ]
+!3 = !{!"0x15\00\000\000\000\000\000\000", !8, !2, null, !4, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
+!4 = !{!5}
+!5 = !{!"0x24\00int\000\0032\0032\000\000\005", null, !6} ; [ DW_TAG_base_type ]
+!8 = !{!"/d/j/debug-test.c", !"/Volumes/Data/b"}
+!9 = !{i32 0}
diff --git a/llvm/test/Assembler/functionlocal-metadata.ll b/llvm/test/Assembler/functionlocal-metadata.ll
@@ -3,30 +3,30 @@
 
 define void @Foo(i32 %a, i32 %b) {
 entry:
-  call void @llvm.dbg.value(metadata !{ i32* %1 }, i64 16, metadata !2, metadata !{metadata !"0x102"})
-; CHECK: call void @llvm.dbg.value(metadata !{i32* %1}, i64 16, metadata ![[ID2:[0-9]+]], metadata {{.*}})
+  call void @llvm.dbg.value(metadata i32* %1, i64 16, metadata !2, metadata !{!"0x102"})
+; CHECK: call void @llvm.dbg.value(metadata i32* %1, i64 16, metadata ![[ID2:[0-9]+]], metadata {{.*}})
   %0 = add i32 %a, 1                              ; <i32> [#uses=1]
   %two = add i32 %b, %0                           ; <i32> [#uses=0]
   %1 = alloca i32                                 ; <i32*> [#uses=1]
 
-  call void @llvm.dbg.declare(metadata !{i32* %1}, metadata !{i32* %1}, metadata !{metadata !"0x102"})
-; CHECK: call void @llvm.dbg.declare(metadata !{i32* %1}, metadata !{i32* %1}, metadata {{.*}})
-  call void @llvm.dbg.declare(metadata !{i32 %two}, metadata !{i32 %0}, metadata !{metadata !"0x102"})
-; CHECK: call void @llvm.dbg.declare(metadata !{i32 %two}, metadata !{i32 %0}, metadata {{.*}})
-  call void @llvm.dbg.declare(metadata !{i32* %1}, metadata !{i32 %b}, metadata !{metadata !"0x102"})
-; CHECK: call void @llvm.dbg.declare(metadata !{i32* %1}, metadata !{i32 %b}, metadata {{.*}})
-  call void @llvm.dbg.declare(metadata !{i32 %a}, metadata !{i32 %a}, metadata !{metadata !"0x102"})
-; CHECK: call void @llvm.dbg.declare(metadata !{i32 %a}, metadata !{i32 %a}, metadata {{.*}})
-  call void @llvm.dbg.declare(metadata !{i32 %b}, metadata !{i32 %two}, metadata !{metadata !"0x102"})
-; CHECK: call void @llvm.dbg.declare(metadata !{i32 %b}, metadata !{i32 %two}, metadata {{.*}})
-
-  call void @llvm.dbg.value(metadata !{ i32 %a }, i64 0, metadata !1, metadata !{metadata !"0x102"})
-; CHECK: call void @llvm.dbg.value(metadata !{i32 %a}, i64 0, metadata ![[ID1:[0-9]+]], metadata {{.*}})
-  call void @llvm.dbg.value(metadata !{ i32 %0 }, i64 25, metadata !0, metadata !{metadata !"0x102"})
-; CHECK: call void @llvm.dbg.value(metadata !{i32 %0}, i64 25, metadata ![[ID0:[0-9]+]], metadata {{.*}})
-  call void @llvm.dbg.value(metadata !{ i32* %1 }, i64 16, metadata !3, metadata !{metadata !"0x102"})
-; CHECK: call void @llvm.dbg.value(metadata !{i32* %1}, i64 16, metadata ![[ID3:[0-9]+]], metadata {{.*}})
-  call void @llvm.dbg.value(metadata !3, i64 12, metadata !2, metadata !{metadata !"0x102"})
+  call void @llvm.dbg.declare(metadata i32* %1, metadata i32* %1, metadata !{!"0x102"})
+; CHECK: call void @llvm.dbg.declare(metadata i32* %1, metadata i32* %1, metadata {{.*}})
+  call void @llvm.dbg.declare(metadata i32 %two, metadata i32 %0, metadata !{!"0x102"})
+; CHECK: call void @llvm.dbg.declare(metadata i32 %two, metadata i32 %0, metadata {{.*}})
+  call void @llvm.dbg.declare(metadata i32* %1, metadata i32 %b, metadata !{!"0x102"})
+; CHECK: call void @llvm.dbg.declare(metadata i32* %1, metadata i32 %b, metadata {{.*}})
+  call void @llvm.dbg.declare(metadata i32 %a, metadata i32 %a, metadata !{!"0x102"})
+; CHECK: call void @llvm.dbg.declare(metadata i32 %a, metadata i32 %a, metadata {{.*}})
+  call void @llvm.dbg.declare(metadata i32 %b, metadata i32 %two, metadata !{!"0x102"})
+; CHECK: call void @llvm.dbg.declare(metadata i32 %b, metadata i32 %two, metadata {{.*}})
+
+  call void @llvm.dbg.value(metadata i32 %a, i64 0, metadata !1, metadata !{!"0x102"})
+; CHECK: call void @llvm.dbg.value(metadata i32 %a, i64 0, metadata ![[ID1:[0-9]+]], metadata {{.*}})
+  call void @llvm.dbg.value(metadata i32 %0, i64 25, metadata !0, metadata !{!"0x102"})
+; CHECK: call void @llvm.dbg.value(metadata i32 %0, i64 25, metadata ![[ID0:[0-9]+]], metadata {{.*}})
+  call void @llvm.dbg.value(metadata i32* %1, i64 16, metadata !3, metadata !{!"0x102"})
+; CHECK: call void @llvm.dbg.value(metadata i32* %1, i64 16, metadata ![[ID3:[0-9]+]], metadata {{.*}})
+  call void @llvm.dbg.value(metadata !3, i64 12, metadata !2, metadata !{!"0x102"})
 ; CHECK: call void @llvm.dbg.value(metadata ![[ID3]], i64 12, metadata ![[ID2]], metadata {{.*}})
 
   ret void, !foo !0, !bar !1
@@ -35,11 +35,11 @@ entry:
 
 !llvm.module.flags = !{!4}
 
-!0 = metadata !{i32 662302, i32 26, metadata !1, null}
-!1 = metadata !{i32 4, metadata !"foo"}
-!2 = metadata !{metadata !"bar"}
-!3 = metadata !{metadata !"foo"}
-!4 = metadata !{i32 1, metadata !"Debug Info Version", i32 2}
+!0 = !{i32 662302, i32 26, !1, null}
+!1 = !{i32 4, !"foo"}
+!2 = !{!"bar"}
+!3 = !{!"foo"}
+!4 = !{i32 1, !"Debug Info Version", i32 2}
 
 declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone
 declare void @llvm.dbg.value(metadata, i64, metadata, metadata) nounwind readnone
@@ -49,7 +49,7 @@ declare void @llvm.dbg.value(metadata, i64, metadata, metadata) nounwind readnon
 
 ; CHECK: !foo = !{![[FOO]]}
 ; CHECK: !bar = !{![[BAR]]}
-; CHECK: ![[ID0]] = metadata !{i32 662302, i32 26, metadata ![[ID1]], null}
-; CHECK: ![[ID1]] = metadata !{i32 4, metadata !"foo"}
-; CHECK: ![[ID2]] = metadata !{metadata !"bar"}
-; CHECK: ![[ID3]] = metadata !{metadata !"foo"}
+; CHECK: ![[ID0]] = !{i32 662302, i32 26, ![[ID1]], null}
+; CHECK: ![[ID1]] = !{i32 4, !"foo"}
+; CHECK: ![[ID2]] = !{!"bar"}
+; CHECK: ![[ID3]] = !{!"foo"}
diff --git a/llvm/test/Assembler/inalloca.ll b/llvm/test/Assembler/inalloca.ll
@@ -13,5 +13,5 @@ entry:
   ret void
 }
 
-!0 = metadata !{i32 662302, null}
+!0 = !{i32 662302, null}
 !foo = !{ !0 }
diff --git a/llvm/test/Assembler/invalid-mdnode-vector.ll b/llvm/test/Assembler/invalid-mdnode-vector.ll
@@ -1,4 +1,4 @@
 ; RUN: not llvm-as < %s 2>&1 | FileCheck %s
 
-!0 = metadata!
+!0 = !
 ; CHECK: expected '{' here
diff --git a/llvm/test/Assembler/invalid-mdnode-vector2.ll b/llvm/test/Assembler/invalid-mdnode-vector2.ll
@@ -1,4 +1,4 @@
 ; RUN: not llvm-as < %s 2>&1 | FileCheck %s
 
-!0 = metadata !{metadata
-; CHECK: expected '!' here
+!0 = !{
+; CHECK: expected metadata operand
diff --git a/llvm/test/Assembler/invalid-metadata-attachment-has-type.ll b/llvm/test/Assembler/invalid-metadata-attachment-has-type.ll
@@ -0,0 +1,8 @@
+; RUN: not llvm-as -disable-output < %s 2>&1 | FileCheck %s
+; Check common error from old format.
+
+define void @foo() {
+; CHECK: {{.*}}:[[@LINE+1]]:{{[0-9]+}}: error: invalid metadata-value-metadata roundtrip
+  ret void, !bar !{metadata !0}
+}
+!0 = !{}
diff --git a/llvm/test/Assembler/invalid-metadata-function-local-complex-1.ll b/llvm/test/Assembler/invalid-metadata-function-local-complex-1.ll
@@ -2,7 +2,7 @@
 
 define void @foo(i32 %v) {
 entry:
-; CHECK: <stdin>:[[@LINE+1]]:{{[0-9]+}}: error: unexpected operand after function-local metadata
+; CHECK: <stdin>:[[@LINE+1]]:{{[0-9]+}}: error: invalid use of function-local name
   call void @llvm.bar(metadata !{i32 %v, i32 0})
   ret void
 }

diff --git a/llvm/test/Assembler/invalid-metadata-function-local-complex-2.ll b/llvm/test/Assembler/invalid-metadata-function-local-complex-2.ll
@@ -2,7 +2,7 @@
 
 define void @foo(i32 %v) {
 entry:
-; CHECK: <stdin>:[[@LINE+1]]:{{[0-9]+}}: error: unexpected function-local metadata
+; CHECK: <stdin>:[[@LINE+1]]:{{[0-9]+}}: error: invalid use of function-local name
   call void @llvm.bar(metadata !{i32 0, i32 %v})
   ret void
 }

diff --git a/llvm/test/Assembler/invalid-metadata-function-local-complex-3.ll b/llvm/test/Assembler/invalid-metadata-function-local-complex-3.ll
@@ -3,7 +3,7 @@
 define void @foo(i32 %v) {
 entry:
 ; CHECK: <stdin>:[[@LINE+1]]:{{[0-9]+}}: error: invalid use of function-local name
-  call void @llvm.bar(metadata !{metadata !{i32 %v}})
+  call void @llvm.bar(metadata !{i32 %v})
   ret void
 }
 

diff --git a/llvm/test/Assembler/invalid-metadata-has-type.ll b/llvm/test/Assembler/invalid-metadata-has-type.ll
@@ -0,0 +1,5 @@
+; RUN: not llvm-as -disable-output < %s 2>&1 | FileCheck %s
+; Check common error from old format.
+
+; CHECK: {{.*}}:[[@LINE+1]]:{{[0-9]+}}: error: unexpected type in metadata definition
+!0 = metadata !{}
diff --git a/llvm/test/Assembler/metadata.ll b/llvm/test/Assembler/metadata.ll
@@ -11,8 +11,8 @@ define void @test() {
   ret void, !foo !0, !bar !1
 }
 
-!0 = metadata !{i32 662302, i32 26, metadata !1, null}
-!1 = metadata !{i32 4, metadata !"foo"}
+!0 = !{i32 662302, i32 26, !1, null}
+!1 = !{i32 4, !"foo"}
 
 declare void @llvm.dbg.func.start(metadata) nounwind readnone
 

diff --git a/llvm/test/Assembler/named-metadata.ll b/llvm/test/Assembler/named-metadata.ll
@@ -1,9 +1,9 @@
 ; RUN: llvm-as < %s | llvm-dis | FileCheck %s
 ; RUN: verify-uselistorder %s
 
-!0 = metadata !{metadata !"zero"}
-!1 = metadata !{metadata !"one"}
-!2 = metadata !{metadata !"two"}
+!0 = !{!"zero"}
+!1 = !{!"one"}
+!2 = !{!"two"}
 
 !foo = !{!0, !1, !2}
 ; CHECK: !foo = !{!0, !1, !2}

diff --git a/llvm/test/Assembler/upgrade-loop-metadata.ll b/llvm/test/Assembler/upgrade-loop-metadata.ll
@@ -31,12 +31,12 @@ for.end:                                          ; preds = %for.cond
   ret void
 }
 
-; CHECK: !{metadata !"llvm.loop.interleave.count", i32 4}
-; CHECK: !{metadata !"llvm.loop.vectorize.width", i32 8}
-; CHECK: !{metadata !"llvm.loop.vectorize.enable", i1 true}
+; CHECK: !{!"llvm.loop.interleave.count", i32 4}
+; CHECK: !{!"llvm.loop.vectorize.width", i32 8}
+; CHECK: !{!"llvm.loop.vectorize.enable", i1 true}
 
-!0 = metadata !{metadata !"clang version 3.5.0 (trunk 211528)"}
-!1 = metadata !{metadata !1, metadata !2, metadata !3, metadata !4, metadata !4}
-!2 = metadata !{metadata !"llvm.vectorizer.unroll", i32 4}
-!3 = metadata !{metadata !"llvm.vectorizer.width", i32 8}
-!4 = metadata !{metadata !"llvm.vectorizer.enable", i1 true}
+!0 = !{!"clang version 3.5.0 (trunk 211528)"}
+!1 = !{!1, !2, !3, !4, !4}
+!2 = !{!"llvm.vectorizer.unroll", i32 4}
+!3 = !{!"llvm.vectorizer.width", i32 8}
+!4 = !{!"llvm.vectorizer.enable", i1 true}
diff --git a/llvm/test/Bindings/OCaml/core.ml b/llvm/test/Bindings/OCaml/core.ml
@@ -1434,9 +1434,9 @@ let test_builder () =
 (* End-of-file checks for things like metdata and attributes.
  * CHECK: attributes #0 = {{.*}}uwtable{{.*}}
  * CHECK: !llvm.module.flags = !{!0}
- * CHECK: !0 = metadata !{i32 1, metadata !"Debug Info Version", i32 2}
- * CHECK: !1 = metadata !{i32 1, metadata !"metadata test"}
- * CHECK: !2 = metadata !{i32 2, i32 3, metadata !3, metadata !3}
+ * CHECK: !0 = !{i32 1, !"Debug Info Version", i32 2}
+ * CHECK: !1 = !{i32 1, !"test"}
+ * CHECK: !2 = !{i32 2, i32 3, !3, !3}
  *)
 
 (*===-- Pass Managers -----------------------------------------------------===*)

diff --git a/llvm/test/Bitcode/drop-debug-info.ll b/llvm/test/Bitcode/drop-debug-info.ll
@@ -12,17 +12,17 @@ entry:
 !llvm.dbg.cu = !{!0}
 !llvm.module.flags = !{!9}
 
-!0 = metadata !{metadata !"0x11\0012\00clang version 3.5 (trunk 195495) (llvm/trunk 195495:195504M)\000\00\000\00\000", metadata !1, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2} ; [ DW_TAG_compile_unit ] [/Users/manmanren/llvm_gmail/release/../llvm/tools/clang/test/CodeGen/debug-info-version.c] [DW_LANG_C99]
-!1 = metadata !{metadata !"../llvm/tools/clang/test/CodeGen/debug-info-version.c", metadata !"/Users/manmanren/llvm_gmail/release"}
-!2 = metadata !{i32 0}
-!3 = metadata !{metadata !4}
-!4 = metadata !{metadata !"0x2e\00main\00main\00\003\000\001\000\006\00256\000\003", metadata !1, metadata !5, metadata !6, null, i32 ()* @main, null, null, metadata !2} ; [ DW_TAG_subprogram ] [line 3] [def] [main]
-!5 = metadata !{metadata !"0x29", metadata !1}          ; [ DW_TAG_file_type ] [/Users/manmanren/llvm_gmail/release/../llvm/tools/clang/test/CodeGen/debug-info-version.c]
-!6 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", i32 0, null, null, metadata !7, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
-!7 = metadata !{metadata !8}
-!8 = metadata !{metadata !"0x24\00int\000\0032\0032\000\000\005", null, null} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
-!9 = metadata !{i32 2, metadata !"Dwarf Version", i32 2}
-!12 = metadata !{i32 4, i32 0, metadata !4, null}
+!0 = !{!"0x11\0012\00clang version 3.5 (trunk 195495) (llvm/trunk 195495:195504M)\000\00\000\00\000", !1, !2, !2, !3, !2, !2} ; [ DW_TAG_compile_unit ] [/Users/manmanren/llvm_gmail/release/../llvm/tools/clang/test/CodeGen/debug-info-version.c] [DW_LANG_C99]
+!1 = !{!"../llvm/tools/clang/test/CodeGen/debug-info-version.c", !"/Users/manmanren/llvm_gmail/release"}
+!2 = !{i32 0}
+!3 = !{!4}
+!4 = !{!"0x2e\00main\00main\00\003\000\001\000\006\00256\000\003", !1, !5, !6, null, i32 ()* @main, null, null, !2} ; [ DW_TAG_subprogram ] [line 3] [def] [main]
+!5 = !{!"0x29", !1}          ; [ DW_TAG_file_type ] [/Users/manmanren/llvm_gmail/release/../llvm/tools/clang/test/CodeGen/debug-info-version.c]
+!6 = !{!"0x15\00\000\000\000\000\000\000", i32 0, null, null, !7, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
+!7 = !{!8}
+!8 = !{!"0x24\00int\000\0032\0032\000\000\005", null, null} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
+!9 = !{i32 2, !"Dwarf Version", i32 2}
+!12 = !{i32 4, i32 0, !4, null}
 
 ; WARN: warning: ignoring debug info with an invalid version (0)
 ; CHECK-NOT: !dbg

diff --git a/llvm/test/Bitcode/function-local-metadata.3.5.ll b/llvm/test/Bitcode/function-local-metadata.3.5.ll
@@ -8,7 +8,7 @@
 define void @foo(i32 %v) {
 ; CHECK: entry:
 entry:
-; CHECK-NEXT: call void @llvm.bar(metadata !{i32 %v})
+; CHECK-NEXT: call void @llvm.bar(metadata i32 %v)
   call void @llvm.bar(metadata !{i32 %v})
 
 ; Note: these supposedly legal instructions fired an assertion in llvm-as:
@@ -32,4 +32,4 @@ entry:
 
 declare void @llvm.bar(metadata)
 
-; CHECK: !0 = metadata !{}
+; CHECK: !0 = !{}
diff --git a/llvm/test/Bitcode/highLevelStructure.3.2.ll b/llvm/test/Bitcode/highLevelStructure.3.2.ll
@@ -75,11 +75,11 @@ entry:
 ; Named metadata Test
 ; CHECK: !name = !{!0, !1, !2}
 !name = !{!0, !1, !2}
-; CHECK: !0 = metadata !{metadata !"zero"}
+; CHECK: !0 = !{!"zero"}
 !0 = metadata !{metadata !"zero"}
-; CHECK: !1 = metadata !{metadata !"one"}
+; CHECK: !1 = !{!"one"}
 !1 = metadata !{metadata !"one"}
-; CHECK: !2 = metadata !{metadata !"two"}
+; CHECK: !2 = !{!"two"}
 !2 = metadata !{metadata !"two"}
 
 

diff --git a/llvm/test/Bitcode/mdstring-high-bits.ll b/llvm/test/Bitcode/mdstring-high-bits.ll
@@ -5,5 +5,5 @@
 
 ; CHECK: !name = !{!0}
 !name = !{!0}
-; CHECK: !0 = metadata !{metadata !"\80"}
-!0 = metadata !{metadata !"\80"}
+; CHECK: !0 = !{!"\80"}
+!0 = !{!"\80"}
diff --git a/llvm/test/Bitcode/metadata-2.ll b/llvm/test/Bitcode/metadata-2.ll
@@ -84,5 +84,5 @@ moduleinfoCtorEntry:
 }
 !llvm.ldc.classinfo._D6Object7__ClassZ = !{!0}
 !llvm.ldc.classinfo._D10ModuleInfo7__ClassZ = !{!1}
-!0 = metadata !{%object.Object undef, i1 false, i1 false}
-!1 = metadata !{%object.ModuleInfo undef, i1 false, i1 false}
+!0 = !{%object.Object undef, i1 false, i1 false}
+!1 = !{%object.ModuleInfo undef, i1 false, i1 false}
diff --git a/llvm/test/Bitcode/metadata.3.5.ll b/llvm/test/Bitcode/metadata.3.5.ll
@@ -18,9 +18,9 @@ declare void @llvm.bar(metadata)
 
 @global = global i32 0
 
-; CHECK: !0 = metadata !{metadata !1, metadata !2, i32* @global, null}
-; CHECK: !1 = metadata !{metadata !2, null}
-; CHECK: !2 = metadata !{}
+; CHECK: !0 = !{!1, !2, i32* @global, null}
+; CHECK: !1 = !{!2, null}
+; CHECK: !2 = !{}
 !0 = metadata !{metadata !1, metadata !2, i32* @global, null}
 !1 = metadata !{metadata !2, null}
 !2 = metadata !{}
diff --git a/llvm/test/Bitcode/metadata.ll b/llvm/test/Bitcode/metadata.ll
@@ -2,5 +2,5 @@
 ; RUN: verify-uselistorder < %s
 
 !llvm.foo = !{!0}
-!0 = metadata !{i32 42}
+!0 = !{i32 42}
 @my.str = internal constant [4 x i8] c"foo\00"
diff --git a/llvm/test/Bitcode/upgrade-loop-metadata.ll b/llvm/test/Bitcode/upgrade-loop-metadata.ll
@@ -27,9 +27,9 @@ for.end:                                          ; preds = %for.cond
   ret void
 }
 
-; CHECK: !{metadata !"llvm.loop.interleave.count", i32 4}
-; CHECK: !{metadata !"llvm.loop.vectorize.width", i32 8}
-; CHECK: !{metadata !"llvm.loop.vectorize.enable", i1 true}
+; CHECK: !{!"llvm.loop.interleave.count", i32 4}
+; CHECK: !{!"llvm.loop.vectorize.width", i32 8}
+; CHECK: !{!"llvm.loop.vectorize.enable", i1 true}
 
 !0 = metadata !{metadata !"clang version 3.5.0 (trunk 211528)"}
 !1 = metadata !{metadata !1, metadata !2, metadata !3, metadata !4, metadata !4}

diff --git a/llvm/test/Bitcode/upgrade-tbaa.ll b/llvm/test/Bitcode/upgrade-tbaa.ll
@@ -4,7 +4,7 @@
 ; Function Attrs: nounwind
 define void @_Z4testPiPf(i32* nocapture %pI, float* nocapture %pF) #0 {
 entry:
-  store i32 0, i32* %pI, align 4, !tbaa !{metadata !"int", metadata !0}
+  store i32 0, i32* %pI, align 4, !tbaa !{!"int", !0}
   ; CHECK: store i32 0, i32* %pI, align 4, !tbaa [[TAG_INT:!.*]]
   store float 1.000000e+00, float* %pF, align 4, !tbaa !2
   ; CHECK: store float 1.000000e+00, float* %pF, align 4, !tbaa [[TAG_FLOAT:!.*]]
@@ -13,12 +13,12 @@ entry:
 
 attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
 
-!0 = metadata !{metadata !"omnipotent char", metadata !1}
-!1 = metadata !{metadata !"Simple C/C++ TBAA"}
-!2 = metadata !{metadata !"float", metadata !0}
+!0 = !{!"omnipotent char", !1}
+!1 = !{!"Simple C/C++ TBAA"}
+!2 = !{!"float", !0}
 
-; CHECK: [[TAG_INT]] = metadata !{metadata [[TYPE_INT:!.*]], metadata [[TYPE_INT]], i64 0}
-; CHECK: [[TYPE_INT]] = metadata !{metadata !"int", metadata [[TYPE_CHAR:!.*]]}
-; CHECK: [[TYPE_CHAR]] = metadata !{metadata !"omnipotent char", metadata !{{.*}}
-; CHECK: [[TAG_FLOAT]] = metadata !{metadata [[TYPE_FLOAT:!.*]], metadata [[TYPE_FLOAT]], i64 0}
-; CHECK: [[TYPE_FLOAT]] = metadata !{metadata !"float", metadata [[TYPE_CHAR]]}
+; CHECK: [[TAG_INT]] = !{[[TYPE_INT:!.*]], [[TYPE_INT]], i64 0}
+; CHECK: [[TYPE_INT]] = !{!"int", [[TYPE_CHAR:!.*]]}
+; CHECK: [[TYPE_CHAR]] = !{!"omnipotent char", !{{.*}}
+; CHECK: [[TAG_FLOAT]] = !{[[TYPE_FLOAT:!.*]], [[TYPE_FLOAT]], i64 0}
+; CHECK: [[TYPE_FLOAT]] = !{!"float", [[TYPE_CHAR]]}
diff --git a/llvm/test/BugPoint/metadata.ll b/llvm/test/BugPoint/metadata.ll
@@ -5,11 +5,11 @@
 ; Bugpoint should keep the call's metadata attached to the call.
 
 ; CHECK: call void @foo(), !dbg ![[LOC:[0-9]+]], !attach ![[CALL:[0-9]+]]
-; CHECK: ![[LOC]] = metadata !{i32 104, i32 105, metadata ![[SCOPE:[0-9]+]], metadata ![[SCOPE]]}
-; CHECK: ![[SCOPE]] = metadata !{metadata !"0x11\000\00me\001\00\000\00\000", metadata ![[FILE:[0-9]+]], metadata ![[LIST:[0-9]+]], metadata ![[LIST]], null, null, null}
-; CHECK: ![[FILE]] = metadata !{metadata !"source.c", metadata !"/dir"}
-; CHECK: ![[LIST]] = metadata !{i32 0}
-; CHECK: ![[CALL]] = metadata !{metadata !"the call to foo"}
+; CHECK: ![[LOC]] = !{i32 104, i32 105, ![[SCOPE:[0-9]+]], ![[SCOPE]]}
+; CHECK: ![[SCOPE]] = !{!"0x11\000\00me\001\00\000\00\000", ![[FILE:[0-9]+]], ![[LIST:[0-9]+]], ![[LIST]], null, null, null}
+; CHECK: ![[FILE]] = !{!"source.c", !"/dir"}
+; CHECK: ![[LIST]] = !{i32 0}
+; CHECK: ![[CALL]] = !{!"the call to foo"}
 
 %rust_task = type {}
 define void @test(i32* %a, i8* %b) {
@@ -25,18 +25,18 @@ declare void @foo()
 
 !llvm.module.flags = !{!17}
 
-!0 = metadata !{metadata !"boring"}
-!1 = metadata !{metadata !"uninteresting"}
-!2 = metadata !{metadata !"the call to foo"}
-!3 = metadata !{metadata !"noise"}
-!4 = metadata !{metadata !"filler"}
+!0 = !{!"boring"}
+!1 = !{!"uninteresting"}
+!2 = !{!"the call to foo"}
+!3 = !{!"noise"}
+!4 = !{!"filler"}
 
-!9 = metadata !{metadata !"0x11\000\00me\001\00\000\00\000", metadata !15, metadata !16, metadata !16, null, null, null} ; [ DW_TAG_compile_unit ]
-!10 = metadata !{i32 100, i32 101, metadata !9, metadata !9}
-!11 = metadata !{i32 102, i32 103, metadata !9, metadata !9}
-!12 = metadata !{i32 104, i32 105, metadata !9, metadata !9}
-!13 = metadata !{i32 106, i32 107, metadata !9, metadata !9}
-!14 = metadata !{i32 108, i32 109, metadata !9, metadata !9}
-!15 = metadata !{metadata !"source.c", metadata !"/dir"}
-!16 = metadata !{i32 0}
-!17 = metadata !{i32 1, metadata !"Debug Info Version", i32 2}
+!9 = !{!"0x11\000\00me\001\00\000\00\000", !15, !16, !16, null, null, null} ; [ DW_TAG_compile_unit ]
+!10 = !{i32 100, i32 101, !9, !9}
+!11 = !{i32 102, i32 103, !9, !9}
+!12 = !{i32 104, i32 105, !9, !9}
+!13 = !{i32 106, i32 107, !9, !9}
+!14 = !{i32 108, i32 109, !9, !9}
+!15 = !{!"source.c", !"/dir"}
+!16 = !{i32 0}
+!17 = !{i32 1, !"Debug Info Version", i32 2}
diff --git a/llvm/test/CodeGen/AArch64/aarch64-2014-08-11-MachineCombinerCrash.ll b/llvm/test/CodeGen/AArch64/aarch64-2014-08-11-MachineCombinerCrash.ll
@@ -16,7 +16,7 @@ for.body:                                         ; preds = %for.body, %entry
   %add53 = add nsw i64 %n1, 0, !dbg !52
   %add55 = add nsw i64 %n1, 0, !dbg !53
   %mul63 = mul nsw i64 %add53, -20995, !dbg !54
-  tail call void @llvm.dbg.value(metadata !{i64 %mul63}, i64 0, metadata !30, metadata !{metadata !"0x102"}), !dbg !55
+  tail call void @llvm.dbg.value(metadata i64 %mul63, i64 0, metadata !30, metadata !{!"0x102"}), !dbg !55
   %mul65 = mul nsw i64 %add55, -3196, !dbg !56
   %add67 = add nsw i64 0, %mul65, !dbg !57
   %add80 = add i64 0, 1024, !dbg !58
@@ -44,63 +44,63 @@ attributes #1 = { nounwind readnone }
 !llvm.module.flags = !{!36, !37}
 !llvm.ident = !{!38}
 
-!0 = metadata !{metadata !"0x11\0012\00clang version 3.6.0 \001\00\000\00\001", metadata !1, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2} ; [ DW_TAG_compile_unit ] [] [] []
-!1 = metadata !{metadata !"test.c", metadata !""}
-!2 = metadata !{}
-!3 = metadata !{metadata !4}
-!4 = metadata !{metadata !"0x2e\00\00\00\00140\000\001\000\006\00256\001\00141", metadata !1, metadata !5, metadata !6, null, void ()* @test, null, null, metadata !12} ; [ DW_TAG_subprogram ] [] [] [def] [scope 141] []
-!5 = metadata !{metadata !"0x29", metadata !1} ; [ DW_TAG_file_type ] [] []
-!6 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", i32 0, null, null, metadata !7, null, null, null} ; [ DW_TAG_subroutine_type ] [] [] [from ]
-!7 = metadata !{null, metadata !8}
-!8 = metadata !{metadata !"0xf\00\000\0064\0064\000\000", null, null, metadata !9} ; [ DW_TAG_pointer_type ] [] [] []
-!9 = metadata !{metadata !"0x16\00\0030\000\000\000\000", metadata !10, null, metadata !11} ; [ DW_TAG_typedef ] [] [] [] [from int]
-!10 = metadata !{metadata !"", metadata !""}
-!11 = metadata !{metadata !"0x24\00int\000\0032\0032\000\000\005", null, null} ; [ DW_TAG_base_type ] [] [int] []
-!12 = metadata !{metadata !13, metadata !14, metadata !18, metadata !19, metadata !20, metadata !21, metadata !22, metadata !23, metadata !24, metadata !25, metadata !26, metadata !27, metadata !28, metadata !29, metadata !30, metadata !31, metadata !32, metadata !33, metadata !34, metadata !35}
-!13 = metadata !{metadata !"0x101\00\0016777356\000", metadata !4, metadata !5, metadata !8} ; [ DW_TAG_arg_variable ] [] [data] []
-!14 = metadata !{metadata !"0x100\00\00142\000", metadata !4, metadata !5, metadata !15} ; [ DW_TAG_auto_variable ] [] [] []
-!15 = metadata !{metadata !"0x16\00\00183\000\000\000\000", metadata !16, null, metadata !17} ; [ DW_TAG_typedef ] [] [INT32] [] [from long int]
-!16 = metadata !{metadata !"", metadata !""}
-!17 = metadata !{metadata !"0x24\00\000\0064\0064\000\000\005", null, null} ; [ DW_TAG_base_type ] [] [long int] []
-!18 = metadata !{metadata !"0x100\00\00142\000", metadata !4, metadata !5, metadata !15} ; [ DW_TAG_auto_variable ] [] [] []
-!19 = metadata !{metadata !"0x100\00\00142\000", metadata !4, metadata !5, metadata !15} ; [ DW_TAG_auto_variable ] [] [] []
-!20 = metadata !{metadata !"0x100\00\00142\000", metadata !4, metadata !5, metadata !15} ; [ DW_TAG_auto_variable ] [] [] []
-!21 = metadata !{metadata !"0x100\00\00142\000", metadata !4, metadata !5, metadata !15} ; [ DW_TAG_auto_variable ] [] [] []
-!22 = metadata !{metadata !"0x100\00\00142\000", metadata !4, metadata !5, metadata !15} ; [ DW_TAG_auto_variable ] [] [] []
-!23 = metadata !{metadata !"0x100\00\00142\000", metadata !4, metadata !5, metadata !15} ; [ DW_TAG_auto_variable ] [] [] []
-!24 = metadata !{metadata !"0x100\00\00142\000", metadata !4, metadata !5, metadata !15} ; [ DW_TAG_auto_variable ] [  ] [] []
-!25 = metadata !{metadata !"0x100\00\00143\000", metadata !4, metadata !5, metadata !15} ; [ DW_TAG_auto_variable ] [  ] [] []
-!26 = metadata !{metadata !"0x100\00\00143\000", metadata !4, metadata !5, metadata !15} ; [ DW_TAG_auto_variable ] [  ] [] []
-!27 = metadata !{metadata !"0x100\00\00143\000", metadata !4, metadata !5, metadata !15} ; [ DW_TAG_auto_variable ] [  ] [] []
-!28 = metadata !{metadata !"0x100\00\00143\000", metadata !4, metadata !5, metadata !15} ; [ DW_TAG_auto_variable ] [  ] [] []
-!29 = metadata !{metadata !"0x100\00\00144\000", metadata !4, metadata !5, metadata !15} ; [ DW_TAG_auto_variable ] [  ] [] []
-!30 = metadata !{metadata !"0x100\00\00144\000", metadata !4, metadata !5, metadata !15} ; [ DW_TAG_auto_variable ] [  ] [] []
-!31 = metadata !{metadata !"0x100\00\00144\000", metadata !4, metadata !5, metadata !15} ; [ DW_TAG_auto_variable ] [  ] [] []
-!32 = metadata !{metadata !"0x100\00\00144\000", metadata !4, metadata !5, metadata !15} ; [ DW_TAG_auto_variable ] [ ] [] []
-!33 = metadata !{metadata !"0x100\00\00144\000", metadata !4, metadata !5, metadata !15} ; [ DW_TAG_auto_variable ] [  ] [] []
-!34 = metadata !{metadata !"0x100\00\00145\000", metadata !4, metadata !5, metadata !8} ; [ DW_TAG_auto_variable ] [  ] [] []
-!35 = metadata !{metadata !"0x100\00\00146\000", metadata !4, metadata !5, metadata !11} ; [ DW_TAG_auto_variable ] [  ] [] []
-!36 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
-!37 = metadata !{i32 2, metadata !"Debug Info Version", i32 2}
-!38 = metadata !{metadata !"clang version 3.6.0 "}
-!39 = metadata !{i32 154, i32 8, metadata !40, null}
-!40 = metadata !{metadata !"0xb\00154\008\002", metadata !1, metadata !41} ; [ DW_TAG_lexical_block ] [  ] []
-!41 = metadata !{metadata !"0xb\00154\008\001", metadata !1, metadata !42} ; [ DW_TAG_lexical_block ] [  ] []
-!42 = metadata !{metadata !"0xb\00154\003\000", metadata !1, metadata !4} ; [ DW_TAG_lexical_block ] [  ] []
-!43 = metadata !{i32 157, i32 5, metadata !44, null}
-!44 = metadata !{metadata !"0xb\00154\0042\000", metadata !1, metadata !42} ; [ DW_TAG_lexical_block ] [  ] []
-!45 = metadata !{i32 159, i32 5, metadata !44, null}
-!46 = metadata !{metadata !47, metadata !47, i64 0}
-!47 = metadata !{metadata !"int", metadata !48, i64 0}
-!48 = metadata !{metadata !"omnipotent char", metadata !49, i64 0}
-!49 = metadata !{metadata !"Simple C/C++ TBAA"}
-!50 = metadata !{i32 160, i32 5, metadata !44, null}
-!51 = metadata !{i32 161, i32 5, metadata !44, null}
-!52 = metadata !{i32 188, i32 5, metadata !44, null}
-!53 = metadata !{i32 190, i32 5, metadata !44, null}
-!54 = metadata !{i32 198, i32 5, metadata !44, null}
-!55 = metadata !{i32 144, i32 13, metadata !4, null}
-!56 = metadata !{i32 200, i32 5, metadata !44, null}
-!57 = metadata !{i32 203, i32 5, metadata !44, null}
-!58 = metadata !{i32 207, i32 5, metadata !44, null}
-!59 = metadata !{i32 208, i32 5, metadata !44, null}
+!0 = !{!"0x11\0012\00clang version 3.6.0 \001\00\000\00\001", !1, !2, !2, !3, !2, !2} ; [ DW_TAG_compile_unit ] [] [] []
+!1 = !{!"test.c", !""}
+!2 = !{}
+!3 = !{!4}
+!4 = !{!"0x2e\00\00\00\00140\000\001\000\006\00256\001\00141", !1, !5, !6, null, void ()* @test, null, null, !12} ; [ DW_TAG_subprogram ] [] [] [def] [scope 141] []
+!5 = !{!"0x29", !1} ; [ DW_TAG_file_type ] [] []
+!6 = !{!"0x15\00\000\000\000\000\000\000", i32 0, null, null, !7, null, null, null} ; [ DW_TAG_subroutine_type ] [] [] [from ]
+!7 = !{null, !8}
+!8 = !{!"0xf\00\000\0064\0064\000\000", null, null, !9} ; [ DW_TAG_pointer_type ] [] [] []
+!9 = !{!"0x16\00\0030\000\000\000\000", !10, null, !11} ; [ DW_TAG_typedef ] [] [] [] [from int]
+!10 = !{!"", !""}
+!11 = !{!"0x24\00int\000\0032\0032\000\000\005", null, null} ; [ DW_TAG_base_type ] [] [int] []
+!12 = !{!13, !14, !18, !19, !20, !21, !22, !23, !24, !25, !26, !27, !28, !29, !30, !31, !32, !33, !34, !35}
+!13 = !{!"0x101\00\0016777356\000", !4, !5, !8} ; [ DW_TAG_arg_variable ] [] [data] []
+!14 = !{!"0x100\00\00142\000", !4, !5, !15} ; [ DW_TAG_auto_variable ] [] [] []
+!15 = !{!"0x16\00\00183\000\000\000\000", !16, null, !17} ; [ DW_TAG_typedef ] [] [INT32] [] [from long int]
+!16 = !{!"", !""}
+!17 = !{!"0x24\00\000\0064\0064\000\000\005", null, null} ; [ DW_TAG_base_type ] [] [long int] []
+!18 = !{!"0x100\00\00142\000", !4, !5, !15} ; [ DW_TAG_auto_variable ] [] [] []
+!19 = !{!"0x100\00\00142\000", !4, !5, !15} ; [ DW_TAG_auto_variable ] [] [] []
+!20 = !{!"0x100\00\00142\000", !4, !5, !15} ; [ DW_TAG_auto_variable ] [] [] []
+!21 = !{!"0x100\00\00142\000", !4, !5, !15} ; [ DW_TAG_auto_variable ] [] [] []
+!22 = !{!"0x100\00\00142\000", !4, !5, !15} ; [ DW_TAG_auto_variable ] [] [] []
+!23 = !{!"0x100\00\00142\000", !4, !5, !15} ; [ DW_TAG_auto_variable ] [] [] []
+!24 = !{!"0x100\00\00142\000", !4, !5, !15} ; [ DW_TAG_auto_variable ] [  ] [] []
+!25 = !{!"0x100\00\00143\000", !4, !5, !15} ; [ DW_TAG_auto_variable ] [  ] [] []
+!26 = !{!"0x100\00\00143\000", !4, !5, !15} ; [ DW_TAG_auto_variable ] [  ] [] []
+!27 = !{!"0x100\00\00143\000", !4, !5, !15} ; [ DW_TAG_auto_variable ] [  ] [] []
+!28 = !{!"0x100\00\00143\000", !4, !5, !15} ; [ DW_TAG_auto_variable ] [  ] [] []
+!29 = !{!"0x100\00\00144\000", !4, !5, !15} ; [ DW_TAG_auto_variable ] [  ] [] []
+!30 = !{!"0x100\00\00144\000", !4, !5, !15} ; [ DW_TAG_auto_variable ] [  ] [] []
+!31 = !{!"0x100\00\00144\000", !4, !5, !15} ; [ DW_TAG_auto_variable ] [  ] [] []
+!32 = !{!"0x100\00\00144\000", !4, !5, !15} ; [ DW_TAG_auto_variable ] [ ] [] []
+!33 = !{!"0x100\00\00144\000", !4, !5, !15} ; [ DW_TAG_auto_variable ] [  ] [] []
+!34 = !{!"0x100\00\00145\000", !4, !5, !8} ; [ DW_TAG_auto_variable ] [  ] [] []
+!35 = !{!"0x100\00\00146\000", !4, !5, !11} ; [ DW_TAG_auto_variable ] [  ] [] []
+!36 = !{i32 2, !"Dwarf Version", i32 4}
+!37 = !{i32 2, !"Debug Info Version", i32 2}
+!38 = !{!"clang version 3.6.0 "}
+!39 = !{i32 154, i32 8, !40, null}
+!40 = !{!"0xb\00154\008\002", !1, !41} ; [ DW_TAG_lexical_block ] [  ] []
+!41 = !{!"0xb\00154\008\001", !1, !42} ; [ DW_TAG_lexical_block ] [  ] []
+!42 = !{!"0xb\00154\003\000", !1, !4} ; [ DW_TAG_lexical_block ] [  ] []
+!43 = !{i32 157, i32 5, !44, null}
+!44 = !{!"0xb\00154\0042\000", !1, !42} ; [ DW_TAG_lexical_block ] [  ] []
+!45 = !{i32 159, i32 5, !44, null}
+!46 = !{!47, !47, i64 0}
+!47 = !{!"int", !48, i64 0}
+!48 = !{!"omnipotent char", !49, i64 0}
+!49 = !{!"Simple C/C++ TBAA"}
+!50 = !{i32 160, i32 5, !44, null}
+!51 = !{i32 161, i32 5, !44, null}
+!52 = !{i32 188, i32 5, !44, null}
+!53 = !{i32 190, i32 5, !44, null}
+!54 = !{i32 198, i32 5, !44, null}
+!55 = !{i32 144, i32 13, !4, null}
+!56 = !{i32 200, i32 5, !44, null}
+!57 = !{i32 203, i32 5, !44, null}
+!58 = !{i32 207, i32 5, !44, null}
+!59 = !{i32 208, i32 5, !44, null}
diff --git a/llvm/test/CodeGen/AArch64/analyze-branch.ll b/llvm/test/CodeGen/AArch64/analyze-branch.ll
@@ -7,8 +7,8 @@ declare void @test_true()
 declare void @test_false()
 
 ; !0 corresponds to a branch being taken, !1 to not being takne.
-!0 = metadata !{metadata !"branch_weights", i32 64, i32 4}
-!1 = metadata !{metadata !"branch_weights", i32 4, i32 64}
+!0 = !{!"branch_weights", i32 64, i32 4}
+!1 = !{!"branch_weights", i32 4, i32 64}
 
 define void @test_Bcc_fallthrough_taken(i32 %in) nounwind {
 ; CHECK-LABEL: test_Bcc_fallthrough_taken:

diff --git a/llvm/test/CodeGen/AArch64/arm64-2011-03-17-AsmPrinterCrash.ll b/llvm/test/CodeGen/AArch64/arm64-2011-03-17-AsmPrinterCrash.ll
@@ -11,7 +11,7 @@ if.then24:                                        ; preds = %entry
   unreachable
 
 if.else295:                                       ; preds = %entry
-  call void @llvm.dbg.declare(metadata !{i32* %do_tab_convert}, metadata !16, metadata !{metadata !"0x102"}), !dbg !18
+  call void @llvm.dbg.declare(metadata i32* %do_tab_convert, metadata !16, metadata !{!"0x102"}), !dbg !18
   store i32 0, i32* %do_tab_convert, align 4, !dbg !19
   unreachable
 }
@@ -21,25 +21,25 @@ declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone
 !llvm.dbg.gv = !{!0}
 !llvm.dbg.sp = !{!1, !7, !10, !11, !12}
 
-!0 = metadata !{metadata !"0x34\00vsplive\00vsplive\00\00617\001\001", metadata !1, metadata !2, metadata !6, null, null} ; [ DW_TAG_variable ]
-!1 = metadata !{metadata !"0x2e\00drt_vsprintf\00drt_vsprintf\00\00616\000\001\000\006\00256\000\000", metadata !20, metadata !2, metadata !4, null, null, null, null, null} ; [ DW_TAG_subprogram ]
-!2 = metadata !{metadata !"0x29", metadata !20} ; [ DW_TAG_file_type ]
-!3 = metadata !{metadata !"0x11\0012\00clang version 3.0 (http://llvm.org/git/clang.git git:/git/puzzlebox/clang.git/ c4d1aea01c4444eb81bdbf391f1be309127c3cf1)\001\00\000\00\000", metadata !20, metadata !21, metadata !21, null, null, null} ; [ DW_TAG_compile_unit ]
-!4 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", metadata !20, metadata !2, null, metadata !5, i32 0} ; [ DW_TAG_subroutine_type ]
-!5 = metadata !{metadata !6}
-!6 = metadata !{metadata !"0x24\00int\000\0032\0032\000\000\005", null, metadata !3} ; [ DW_TAG_base_type ]
-!7 = metadata !{metadata !"0x2e\00putc_mem\00putc_mem\00\0030\001\001\000\006\00256\000\000", metadata !20, metadata !2, metadata !8, null, null, null, null, null} ; [ DW_TAG_subprogram ]
-!8 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", metadata !20, metadata !2, null, metadata !9, i32 0} ; [ DW_TAG_subroutine_type ]
-!9 = metadata !{null}
-!10 = metadata !{metadata !"0x2e\00print_double\00print_double\00\00203\001\001\000\006\00256\000\000", metadata !20, metadata !2, metadata !4, null, null, null, null, null} ; [ DW_TAG_subprogram ]
-!11 = metadata !{metadata !"0x2e\00print_number\00print_number\00\0075\001\001\000\006\00256\000\000", metadata !20, metadata !2, metadata !4, i32 0, null, null, null, null} ; [ DW_TAG_subprogram ]
-!12 = metadata !{metadata !"0x2e\00get_flags\00get_flags\00\00508\001\001\000\006\00256\000\000", metadata !20, metadata !2, metadata !8, null, null, null, null, null} ; [ DW_TAG_subprogram ]
-!13 = metadata !{i32 653, i32 5, metadata !14, null}
-!14 = metadata !{metadata !"0xb\00652\0035\002", metadata !20, metadata !15} ; [ DW_TAG_lexical_block ]
-!15 = metadata !{metadata !"0xb\00616\001\000", metadata !20, metadata !1} ; [ DW_TAG_lexical_block ]
-!16 = metadata !{metadata !"0x100\00do_tab_convert\00853\000", metadata !17, metadata !2, metadata !6} ; [ DW_TAG_auto_variable ]
-!17 = metadata !{metadata !"0xb\00850\0012\0033", metadata !20, metadata !14} ; [ DW_TAG_lexical_block ]
-!18 = metadata !{i32 853, i32 11, metadata !17, null}
-!19 = metadata !{i32 853, i32 29, metadata !17, null}
-!20 = metadata !{metadata !"print.i", metadata !"/Volumes/Ebi/echeng/radars/r9146594"}
-!21 = metadata !{i32 0}
+!0 = !{!"0x34\00vsplive\00vsplive\00\00617\001\001", !1, !2, !6, null, null} ; [ DW_TAG_variable ]
+!1 = !{!"0x2e\00drt_vsprintf\00drt_vsprintf\00\00616\000\001\000\006\00256\000\000", !20, !2, !4, null, null, null, null, null} ; [ DW_TAG_subprogram ]
+!2 = !{!"0x29", !20} ; [ DW_TAG_file_type ]
+!3 = !{!"0x11\0012\00clang version 3.0 (http://llvm.org/git/clang.git git:/git/puzzlebox/clang.git/ c4d1aea01c4444eb81bdbf391f1be309127c3cf1)\001\00\000\00\000", !20, !21, !21, null, null, null} ; [ DW_TAG_compile_unit ]
+!4 = !{!"0x15\00\000\000\000\000\000\000", !20, !2, null, !5, i32 0} ; [ DW_TAG_subroutine_type ]
+!5 = !{!6}
+!6 = !{!"0x24\00int\000\0032\0032\000\000\005", null, !3} ; [ DW_TAG_base_type ]
+!7 = !{!"0x2e\00putc_mem\00putc_mem\00\0030\001\001\000\006\00256\000\000", !20, !2, !8, null, null, null, null, null} ; [ DW_TAG_subprogram ]
+!8 = !{!"0x15\00\000\000\000\000\000\000", !20, !2, null, !9, i32 0} ; [ DW_TAG_subroutine_type ]
+!9 = !{null}
+!10 = !{!"0x2e\00print_double\00print_double\00\00203\001\001\000\006\00256\000\000", !20, !2, !4, null, null, null, null, null} ; [ DW_TAG_subprogram ]
+!11 = !{!"0x2e\00print_number\00print_number\00\0075\001\001\000\006\00256\000\000", !20, !2, !4, i32 0, null, null, null, null} ; [ DW_TAG_subprogram ]
+!12 = !{!"0x2e\00get_flags\00get_flags\00\00508\001\001\000\006\00256\000\000", !20, !2, !8, null, null, null, null, null} ; [ DW_TAG_subprogram ]
+!13 = !{i32 653, i32 5, !14, null}
+!14 = !{!"0xb\00652\0035\002", !20, !15} ; [ DW_TAG_lexical_block ]
+!15 = !{!"0xb\00616\001\000", !20, !1} ; [ DW_TAG_lexical_block ]
+!16 = !{!"0x100\00do_tab_convert\00853\000", !17, !2, !6} ; [ DW_TAG_auto_variable ]
+!17 = !{!"0xb\00850\0012\0033", !20, !14} ; [ DW_TAG_lexical_block ]
+!18 = !{i32 853, i32 11, !17, null}
+!19 = !{i32 853, i32 29, !17, null}
+!20 = !{!"print.i", !"/Volumes/Ebi/echeng/radars/r9146594"}
+!21 = !{i32 0}
diff --git a/llvm/test/CodeGen/AArch64/arm64-2012-05-22-LdStOptBug.ll b/llvm/test/CodeGen/AArch64/arm64-2012-05-22-LdStOptBug.ll
@@ -43,8 +43,8 @@ entry:
 
 !llvm.module.flags = !{!0, !1, !2, !3}
 
-!0 = metadata !{i32 1, metadata !"Objective-C Version", i32 2}
-!1 = metadata !{i32 1, metadata !"Objective-C Image Info Version", i32 0}
-!2 = metadata !{i32 1, metadata !"Objective-C Image Info Section", metadata !"__DATA, __objc_imageinfo, regular, no_dead_strip"}
-!3 = metadata !{i32 4, metadata !"Objective-C Garbage Collection", i32 0}
-!4 = metadata !{}
+!0 = !{i32 1, !"Objective-C Version", i32 2}
+!1 = !{i32 1, !"Objective-C Image Info Version", i32 0}
+!2 = !{i32 1, !"Objective-C Image Info Section", !"__DATA, __objc_imageinfo, regular, no_dead_strip"}
+!3 = !{i32 4, !"Objective-C Garbage Collection", i32 0}
+!4 = !{}
diff --git a/llvm/test/CodeGen/AArch64/arm64-2012-06-06-FPToUI.ll b/llvm/test/CodeGen/AArch64/arm64-2012-06-06-FPToUI.ll
@@ -61,7 +61,7 @@ entry:
 
 !llvm.module.flags = !{!0, !1, !2, !3}
 
-!0 = metadata !{i32 1, metadata !"Objective-C Version", i32 2}
-!1 = metadata !{i32 1, metadata !"Objective-C Image Info Version", i32 0}
-!2 = metadata !{i32 1, metadata !"Objective-C Image Info Section", metadata !"__DATA, __objc_imageinfo, regular, no_dead_strip"}
-!3 = metadata !{i32 4, metadata !"Objective-C Garbage Collection", i32 0}
+!0 = !{i32 1, !"Objective-C Version", i32 2}
+!1 = !{i32 1, !"Objective-C Image Info Version", i32 0}
+!2 = !{i32 1, !"Objective-C Image Info Section", !"__DATA, __objc_imageinfo, regular, no_dead_strip"}
+!3 = !{i32 4, !"Objective-C Garbage Collection", i32 0}
diff --git a/llvm/test/CodeGen/AArch64/arm64-abi_align.ll b/llvm/test/CodeGen/AArch64/arm64-abi_align.ll
@@ -527,8 +527,8 @@ attributes #3 = { nounwind "fp-contract-model"="standard" "relocation-model"="pi
 attributes #4 = { nounwind }
 attributes #5 = { nobuiltin }
 
-!0 = metadata !{metadata !"int", metadata !1}
-!1 = metadata !{metadata !"omnipotent char", metadata !2}
-!2 = metadata !{metadata !"Simple C/C++ TBAA"}
-!3 = metadata !{metadata !"short", metadata !1}
-!4 = metadata !{i64 0, i64 4, metadata !0, i64 4, i64 2, metadata !3, i64 8, i64 4, metadata !0, i64 12, i64 2, metadata !3, i64 16, i64 4, metadata !0, i64 20, i64 2, metadata !3}
+!0 = !{!"int", !1}
+!1 = !{!"omnipotent char", !2}
+!2 = !{!"Simple C/C++ TBAA"}
+!3 = !{!"short", !1}
+!4 = !{i64 0, i64 4, !0, i64 4, i64 2, !3, i64 8, i64 4, !0, i64 12, i64 2, !3, i64 16, i64 4, !0, i64 20, i64 2, !3}
diff --git a/llvm/test/CodeGen/AArch64/arm64-ccmp-heuristics.ll b/llvm/test/CodeGen/AArch64/arm64-ccmp-heuristics.ll
@@ -184,7 +184,7 @@ declare hidden fastcc i32 @Maze1Mech(i64, i64, i64, i64, i64, i32, i32) nounwind
 ; Materializable
 declare hidden fastcc void @CleanNet(i64) nounwind ssp
 
-!0 = metadata !{metadata !"long", metadata !1}
-!1 = metadata !{metadata !"omnipotent char", metadata !2}
-!2 = metadata !{metadata !"Simple C/C++ TBAA"}
-!3 = metadata !{metadata !"any pointer", metadata !1}
+!0 = !{!"long", !1}
+!1 = !{!"omnipotent char", !2}
+!2 = !{!"Simple C/C++ TBAA"}
+!3 = !{!"any pointer", !1}
diff --git a/llvm/test/CodeGen/AArch64/arm64-fastcc-tailcall.ll b/llvm/test/CodeGen/AArch64/arm64-fastcc-tailcall.ll
@@ -19,6 +19,6 @@ define internal fastcc void @callee(i32* nocapture %p, i32 %a) nounwind optsize
   ret void
 }
 
-!0 = metadata !{metadata !"int", metadata !1}
-!1 = metadata !{metadata !"omnipotent char", metadata !2}
-!2 = metadata !{metadata !"Simple C/C++ TBAA"}
+!0 = !{!"int", !1}
+!1 = !{!"omnipotent char", !2}
+!2 = !{!"Simple C/C++ TBAA"}
diff --git a/llvm/test/CodeGen/AArch64/arm64-fold-address.ll b/llvm/test/CodeGen/AArch64/arm64-fold-address.ll
@@ -72,8 +72,8 @@ entry:
 
 !llvm.module.flags = !{!0, !1, !2, !3}
 
-!0 = metadata !{i32 1, metadata !"Objective-C Version", i32 2}
-!1 = metadata !{i32 1, metadata !"Objective-C Image Info Version", i32 0}
-!2 = metadata !{i32 1, metadata !"Objective-C Image Info Section", metadata !"__DATA, __objc_imageinfo, regular, no_dead_strip"}
-!3 = metadata !{i32 4, metadata !"Objective-C Garbage Collection", i32 0}
-!4 = metadata !{}
+!0 = !{i32 1, !"Objective-C Version", i32 2}
+!1 = !{i32 1, !"Objective-C Image Info Version", i32 0}
+!2 = !{i32 1, !"Objective-C Image Info Section", !"__DATA, __objc_imageinfo, regular, no_dead_strip"}
+!3 = !{i32 4, !"Objective-C Garbage Collection", i32 0}
+!4 = !{}
diff --git a/llvm/test/CodeGen/AArch64/arm64-indexed-vector-ldst-2.ll b/llvm/test/CodeGen/AArch64/arm64-indexed-vector-ldst-2.ll
@@ -34,7 +34,7 @@ declare i64 @llvm.objectsize.i64.p0i8(i8*, i1) #1
 attributes #0 = { nounwind ssp "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
 attributes #1 = { nounwind readnone }
 
-!1 = metadata !{metadata !2, metadata !2, i64 0}
-!2 = metadata !{metadata !"double", metadata !3, i64 0}
-!3 = metadata !{metadata !"omnipotent char", metadata !4, i64 0}
-!4 = metadata !{metadata !"Simple C/C++ TBAA"}
+!1 = !{!2, !2, i64 0}
+!2 = !{!"double", !3, i64 0}
+!3 = !{!"omnipotent char", !4, i64 0}
+!4 = !{!"Simple C/C++ TBAA"}
diff --git a/llvm/test/CodeGen/AArch64/arm64-named-reg-alloc.ll b/llvm/test/CodeGen/AArch64/arm64-named-reg-alloc.ll
@@ -11,4 +11,4 @@ entry:
 
 declare i32 @llvm.read_register.i32(metadata) nounwind
 
-!0 = metadata !{metadata !"x5\00"}
+!0 = !{!"x5\00"}
diff --git a/llvm/test/CodeGen/AArch64/arm64-named-reg-notareg.ll b/llvm/test/CodeGen/AArch64/arm64-named-reg-notareg.ll
@@ -10,4 +10,4 @@ entry:
 
 declare i32 @llvm.read_register.i32(metadata) nounwind
 
-!0 = metadata !{metadata !"notareg\00"}
+!0 = !{!"notareg\00"}
diff --git a/llvm/test/CodeGen/AArch64/arm64-prefetch.ll b/llvm/test/CodeGen/AArch64/arm64-prefetch.ll
@@ -117,7 +117,7 @@ entry:
 
 declare void @llvm.prefetch(i8* nocapture, i32, i32, i32) nounwind
 
-!0 = metadata !{metadata !"int", metadata !1}
-!1 = metadata !{metadata !"omnipotent char", metadata !2}
-!2 = metadata !{metadata !"Simple C/C++ TBAA"}
-!3 = metadata !{metadata !"any pointer", metadata !1}
+!0 = !{!"int", !1}
+!1 = !{!"omnipotent char", !2}
+!2 = !{!"Simple C/C++ TBAA"}
+!3 = !{!"any pointer", !1}
diff --git a/llvm/test/CodeGen/AArch64/arm64-stackpointer.ll b/llvm/test/CodeGen/AArch64/arm64-stackpointer.ll
@@ -21,4 +21,4 @@ declare void @llvm.write_register.i64(metadata, i64) nounwind
 
 ; register unsigned long current_stack_pointer asm("sp");
 ; CHECK-NOT: .asciz  "sp"
-!0 = metadata !{metadata !"sp\00"}
+!0 = !{!"sp\00"}
diff --git a/llvm/test/CodeGen/AArch64/arm64-triv-disjoint-mem-access.ll b/llvm/test/CodeGen/AArch64/arm64-triv-disjoint-mem-access.ll
@@ -22,10 +22,10 @@ attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"=
 
 !llvm.ident = !{!0}
 
-!0 = metadata !{metadata !"clang version 3.6.0 "}
-!1 = metadata !{metadata !2, metadata !2, i64 0}
-!2 = metadata !{metadata !"any pointer", metadata !3, i64 0}
-!3 = metadata !{metadata !"omnipotent char", metadata !4, i64 0}
-!4 = metadata !{metadata !"Simple C/C++ TBAA"}
-!5 = metadata !{metadata !6, metadata !6, i64 0}
-!6 = metadata !{metadata !"int", metadata !3, i64 0}
+!0 = !{!"clang version 3.6.0 "}
+!1 = !{!2, !2, i64 0}
+!2 = !{!"any pointer", !3, i64 0}
+!3 = !{!"omnipotent char", !4, i64 0}
+!4 = !{!"Simple C/C++ TBAA"}
+!5 = !{!6, !6, i64 0}
+!6 = !{!"int", !3, i64 0}
diff --git a/llvm/test/CodeGen/AArch64/compiler-ident.ll b/llvm/test/CodeGen/AArch64/compiler-ident.ll
@@ -8,5 +8,5 @@ target triple = "aarch64--linux-gnu"
 
 !llvm.ident = !{!0}
 
-!0 = metadata !{metadata !"some LLVM version"}
+!0 = !{!"some LLVM version"}
 
diff --git a/llvm/test/CodeGen/AArch64/fast-isel-branch-cond-split.ll b/llvm/test/CodeGen/AArch64/fast-isel-branch-cond-split.ll
@@ -38,5 +38,5 @@ bb4:
 
 declare i64 @bar()
 
-!0 = metadata !{metadata !"branch_weights", i32 5128, i32 32}
-!1 = metadata !{metadata !"branch_weights", i32 1024, i32 4136}
+!0 = !{!"branch_weights", i32 5128, i32 32}
+!1 = !{!"branch_weights", i32 1024, i32 4136}
diff --git a/llvm/test/CodeGen/AArch64/fast-isel-branch_weights.ll b/llvm/test/CodeGen/AArch64/fast-isel-branch_weights.ll
@@ -16,4 +16,4 @@ success:
   ret i64 0
 }
 
-!0 = metadata !{metadata !"branch_weights", i32 0, i32 2147483647}
+!0 = !{!"branch_weights", i32 0, i32 2147483647}
diff --git a/llvm/test/CodeGen/AArch64/fast-isel-tbz.ll b/llvm/test/CodeGen/AArch64/fast-isel-tbz.ll
@@ -291,5 +291,5 @@ bb2:
   ret i32 0
 }
 
-!0 = metadata !{metadata !"branch_weights", i32 0, i32 2147483647}
-!1 = metadata !{metadata !"branch_weights", i32 2147483647, i32 0}
+!0 = !{!"branch_weights", i32 0, i32 2147483647}
+!1 = !{!"branch_weights", i32 2147483647, i32 0}
diff --git a/llvm/test/CodeGen/AArch64/ragreedy-csr.ll b/llvm/test/CodeGen/AArch64/ragreedy-csr.ll
@@ -271,27 +271,27 @@ return:
   %retval.0 = phi i32 [ 0, %entry ], [ 1, %land.lhs.true52 ], [ 1, %land.lhs.true43 ], [ 0, %if.else123 ], [ 1, %while.cond59.preheader ], [ 1, %while.cond95.preheader ], [ 1, %while.cond130.preheader ], [ 1, %land.lhs.true28 ], [ 1, %if.then83 ], [ 0, %lor.lhs.false74 ], [ 1, %land.rhs ], [ 1, %if.then117 ], [ 0, %while.body104 ], [ 1, %land.rhs99 ], [ 1, %if.then152 ], [ 0, %while.body139 ], [ 1, %land.rhs134 ], [ 0, %while.body ]
   ret i32 %retval.0
 }
-!181 = metadata !{metadata !"branch_weights", i32 662038, i32 1}
-!988 = metadata !{metadata !"branch_weights", i32 12091450, i32 1916}
-!989 = metadata !{metadata !"branch_weights", i32 7564670, i32 4526781}
-!990 = metadata !{metadata !"branch_weights", i32 7484958, i32 13283499}
-!991 = metadata !{metadata !"branch_weights", i32 8677007, i32 4606493}
-!992 = metadata !{metadata !"branch_weights", i32 -1172426948, i32 145094705}
-!993 = metadata !{metadata !"branch_weights", i32 1468914, i32 5683688}
-!994 = metadata !{metadata !"branch_weights", i32 114025221, i32 -1217548794, i32 -1199521551, i32 87712616}
-!995 = metadata !{metadata !"branch_weights", i32 1853716452, i32 -444717951, i32 932776759}
-!996 = metadata !{metadata !"branch_weights", i32 1004870, i32 20259}
-!997 = metadata !{metadata !"branch_weights", i32 20071, i32 189}
-!998 = metadata !{metadata !"branch_weights", i32 -1020255939, i32 572177766}
-!999 = metadata !{metadata !"branch_weights", i32 2666513, i32 3466431}
-!1000 = metadata !{metadata !"branch_weights", i32 5117635, i32 1859780}
-!1001 = metadata !{metadata !"branch_weights", i32 354902465, i32 -1444604407}
-!1002 = metadata !{metadata !"branch_weights", i32 -1762419279, i32 1592770684}
-!1003 = metadata !{metadata !"branch_weights", i32 1435905930, i32 -1951930624}
-!1004 = metadata !{metadata !"branch_weights", i32 1, i32 504888}
-!1005 = metadata !{metadata !"branch_weights", i32 94662, i32 504888}
-!1006 = metadata !{metadata !"branch_weights", i32 -1897793104, i32 160196332}
-!1007 = metadata !{metadata !"branch_weights", i32 2074643678, i32 -29579071}
-!1008 = metadata !{metadata !"branch_weights", i32 1, i32 226163}
-!1009 = metadata !{metadata !"branch_weights", i32 58357, i32 226163}
-!1010 = metadata !{metadata !"branch_weights", i32 -2072848646, i32 92907517}
+!181 = !{!"branch_weights", i32 662038, i32 1}
+!988 = !{!"branch_weights", i32 12091450, i32 1916}
+!989 = !{!"branch_weights", i32 7564670, i32 4526781}
+!990 = !{!"branch_weights", i32 7484958, i32 13283499}
+!991 = !{!"branch_weights", i32 8677007, i32 4606493}
+!992 = !{!"branch_weights", i32 -1172426948, i32 145094705}
+!993 = !{!"branch_weights", i32 1468914, i32 5683688}
+!994 = !{!"branch_weights", i32 114025221, i32 -1217548794, i32 -1199521551, i32 87712616}
+!995 = !{!"branch_weights", i32 1853716452, i32 -444717951, i32 932776759}
+!996 = !{!"branch_weights", i32 1004870, i32 20259}
+!997 = !{!"branch_weights", i32 20071, i32 189}
+!998 = !{!"branch_weights", i32 -1020255939, i32 572177766}
+!999 = !{!"branch_weights", i32 2666513, i32 3466431}
+!1000 = !{!"branch_weights", i32 5117635, i32 1859780}
+!1001 = !{!"branch_weights", i32 354902465, i32 -1444604407}
+!1002 = !{!"branch_weights", i32 -1762419279, i32 1592770684}
+!1003 = !{!"branch_weights", i32 1435905930, i32 -1951930624}
+!1004 = !{!"branch_weights", i32 1, i32 504888}
+!1005 = !{!"branch_weights", i32 94662, i32 504888}
+!1006 = !{!"branch_weights", i32 -1897793104, i32 160196332}
+!1007 = !{!"branch_weights", i32 2074643678, i32 -29579071}
+!1008 = !{!"branch_weights", i32 1, i32 226163}
+!1009 = !{!"branch_weights", i32 58357, i32 226163}
+!1010 = !{!"branch_weights", i32 -2072848646, i32 92907517}
diff --git a/llvm/test/CodeGen/ARM/2009-10-16-Scope.ll b/llvm/test/CodeGen/ARM/2009-10-16-Scope.ll
@@ -9,7 +9,7 @@ entry:
   br label %do.body, !dbg !0
 
 do.body:                                          ; preds = %entry
-  call void @llvm.dbg.declare(metadata !{i32* %count_}, metadata !4, metadata !{metadata !"0x102"})
+  call void @llvm.dbg.declare(metadata i32* %count_, metadata !4, metadata !{!"0x102"})
   %conv = ptrtoint i32* %count_ to i32, !dbg !0   ; <i32> [#uses=1]
   %call = call i32 @foo(i32 %conv) ssp, !dbg !0   ; <i32> [#uses=0]
   br label %do.end, !dbg !0
@@ -22,13 +22,13 @@ declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone
 
 declare i32 @foo(i32) ssp
 
-!0 = metadata !{i32 5, i32 2, metadata !1, null}
-!1 = metadata !{metadata !"0xb\001\001\000", null, metadata !2}; [DW_TAG_lexical_block ]
-!2 = metadata !{metadata !"0x2e\00bar\00bar\00bar\004\000\001\000\006\000\000\000", i32 0, metadata !3, null, null, null, null, null, null}; [DW_TAG_subprogram ]
-!3 = metadata !{metadata !"0x11\0012\00clang 1.1\001\00\000\00\000", metadata !8, null, metadata !9, null, null, null}; [DW_TAG_compile_unit ]
-!4 = metadata !{metadata !"0x100\00count_\005\000", metadata !5, metadata !3, metadata !6}; [ DW_TAG_auto_variable ]
-!5 = metadata !{metadata !"0xb\001\001\000", null, metadata !1}; [DW_TAG_lexical_block ]
-!6 = metadata !{metadata !"0x24\00int\000\0032\0032\000\000\005", null, metadata !3}; [DW_TAG_base_type ]
-!7 = metadata !{i32 6, i32 1, metadata !2, null}
-!8 = metadata !{metadata !"genmodes.i", metadata !"/Users/yash/Downloads"}
-!9 = metadata !{i32 0}
+!0 = !{i32 5, i32 2, !1, null}
+!1 = !{!"0xb\001\001\000", null, !2}; [DW_TAG_lexical_block ]
+!2 = !{!"0x2e\00bar\00bar\00bar\004\000\001\000\006\000\000\000", i32 0, !3, null, null, null, null, null, null}; [DW_TAG_subprogram ]
+!3 = !{!"0x11\0012\00clang 1.1\001\00\000\00\000", !8, null, !9, null, null, null}; [DW_TAG_compile_unit ]
+!4 = !{!"0x100\00count_\005\000", !5, !3, !6}; [ DW_TAG_auto_variable ]
+!5 = !{!"0xb\001\001\000", null, !1}; [DW_TAG_lexical_block ]
+!6 = !{!"0x24\00int\000\0032\0032\000\000\005", null, !3}; [DW_TAG_base_type ]
+!7 = !{i32 6, i32 1, !2, null}
+!8 = !{!"genmodes.i", !"/Users/yash/Downloads"}
+!9 = !{i32 0}
diff --git a/llvm/test/CodeGen/ARM/2010-04-15-ScavengerDebugValue.ll b/llvm/test/CodeGen/ARM/2010-04-15-ScavengerDebugValue.ll
@@ -5,7 +5,7 @@ target triple = "armv4t-apple-darwin10"
 
 define hidden i32 @__addvsi3(i32 %a, i32 %b) nounwind {
 entry:
-  tail call void @llvm.dbg.value(metadata !{i32 %b}, i64 0, metadata !0, metadata !{metadata !"0x102"})
+  tail call void @llvm.dbg.value(metadata i32 %b, i64 0, metadata !0, metadata !{!"0x102"})
   %0 = add nsw i32 %b, %a, !dbg !9                ; <i32> [#uses=1]
   ret i32 %0, !dbg !11
 }
@@ -14,19 +14,19 @@ declare void @llvm.dbg.value(metadata, i64, metadata, metadata) nounwind readnon
 
 !llvm.dbg.cu = !{!3}
 !llvm.module.flags = !{!15}
-!0 = metadata !{metadata !"0x101\00b\0093\000", metadata !1, metadata !2, metadata !6} ; [ DW_TAG_arg_variable ]
-!1 = metadata !{metadata !"0x2e\00__addvsi3\00__addvsi3\00__addvsi3\0094\000\001\000\006\000\000\000", metadata !12, null, metadata !4, null, null, null, null, null} ; [ DW_TAG_subprogram ]
-!2 = metadata !{metadata !"0x29", metadata !12} ; [ DW_TAG_file_type ]
-!12 = metadata !{metadata !"libgcc2.c", metadata !"/Users/bwilson/local/nightly/test-2010-04-14/build/llvmgcc.roots/llvmgcc~obj/src/gcc"}
-!3 = metadata !{metadata !"0x11\001\004.2.1 (Based on Apple Inc. build 5658) (LLVM build 00)\001\00\000\00\000", metadata !12, metadata !13, metadata !13, metadata !14, null, null} ; [ DW_TAG_compile_unit ]
-!4 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", metadata !12, metadata !2, null, metadata !5, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
-!5 = metadata !{metadata !6, metadata !6, metadata !6}
-!6 = metadata !{metadata !"0x16\00SItype\00152\000\000\000\000", metadata !12, null, metadata !8} ; [ DW_TAG_typedef ]
-!7 = metadata !{metadata !"0x29", metadata !"libgcc2.h", metadata !"/Users/bwilson/local/nightly/test-2010-04-14/build/llvmgcc.roots/llvmgcc~obj/src/gcc", metadata !3} ; [ DW_TAG_file_type ]
-!8 = metadata !{metadata !"0x24\00int\000\0032\0032\000\000\005", metadata !12, metadata !2} ; [ DW_TAG_base_type ]
-!9 = metadata !{i32 95, i32 0, metadata !10, null}
-!10 = metadata !{metadata !"0xb\0094\000\000", metadata !12, metadata !1} ; [ DW_TAG_lexical_block ]
-!11 = metadata !{i32 100, i32 0, metadata !10, null}
-!13 = metadata !{i32 0}
-!14 = metadata !{metadata !1}
-!15 = metadata !{i32 1, metadata !"Debug Info Version", i32 2}
+!0 = !{!"0x101\00b\0093\000", !1, !2, !6} ; [ DW_TAG_arg_variable ]
+!1 = !{!"0x2e\00__addvsi3\00__addvsi3\00__addvsi3\0094\000\001\000\006\000\000\000", !12, null, !4, null, null, null, null, null} ; [ DW_TAG_subprogram ]
+!2 = !{!"0x29", !12} ; [ DW_TAG_file_type ]
+!12 = !{!"libgcc2.c", !"/Users/bwilson/local/nightly/test-2010-04-14/build/llvmgcc.roots/llvmgcc~obj/src/gcc"}
+!3 = !{!"0x11\001\004.2.1 (Based on Apple Inc. build 5658) (LLVM build 00)\001\00\000\00\000", !12, !13, !13, !14, null, null} ; [ DW_TAG_compile_unit ]
+!4 = !{!"0x15\00\000\000\000\000\000\000", !12, !2, null, !5, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
+!5 = !{!6, !6, !6}
+!6 = !{!"0x16\00SItype\00152\000\000\000\000", !12, null, !8} ; [ DW_TAG_typedef ]
+!7 = !{!"0x29", !"libgcc2.h", !"/Users/bwilson/local/nightly/test-2010-04-14/build/llvmgcc.roots/llvmgcc~obj/src/gcc", !3} ; [ DW_TAG_file_type ]
+!8 = !{!"0x24\00int\000\0032\0032\000\000\005", !12, !2} ; [ DW_TAG_base_type ]
+!9 = !{i32 95, i32 0, !10, null}
+!10 = !{!"0xb\0094\000\000", !12, !1} ; [ DW_TAG_lexical_block ]
+!11 = !{i32 100, i32 0, !10, null}
+!13 = !{i32 0}
+!14 = !{!1}
+!15 = !{i32 1, !"Debug Info Version", i32 2}
diff --git a/llvm/test/CodeGen/ARM/2010-06-25-Thumb2ITInvalidIterator.ll b/llvm/test/CodeGen/ARM/2010-06-25-Thumb2ITInvalidIterator.ll
@@ -7,16 +7,16 @@ target triple = "thumbv7-apple-darwin3.0.0-iphoneos"
 
 define void @x0(i8* nocapture %buf, i32 %nbytes) nounwind optsize {
 entry:
-  tail call void @llvm.dbg.value(metadata !{i8* %buf}, i64 0, metadata !0, metadata !{metadata !"0x102"}), !dbg !15
-  tail call void @llvm.dbg.value(metadata !{i32 %nbytes}, i64 0, metadata !8, metadata !{metadata !"0x102"}), !dbg !16
+  tail call void @llvm.dbg.value(metadata i8* %buf, i64 0, metadata !0, metadata !{!"0x102"}), !dbg !15
+  tail call void @llvm.dbg.value(metadata i32 %nbytes, i64 0, metadata !8, metadata !{!"0x102"}), !dbg !16
   %tmp = load i32* @length, !dbg !17              ; <i32> [#uses=3]
   %cmp = icmp eq i32 %tmp, -1, !dbg !17           ; <i1> [#uses=1]
   %cmp.not = xor i1 %cmp, true                    ; <i1> [#uses=1]
   %cmp3 = icmp ult i32 %tmp, %nbytes, !dbg !17    ; <i1> [#uses=1]
   %or.cond = and i1 %cmp.not, %cmp3               ; <i1> [#uses=1]
-  tail call void @llvm.dbg.value(metadata !{i32 %tmp}, i64 0, metadata !8, metadata !{metadata !"0x102"}), !dbg !17
+  tail call void @llvm.dbg.value(metadata i32 %tmp, i64 0, metadata !8, metadata !{!"0x102"}), !dbg !17
   %nbytes.addr.0 = select i1 %or.cond, i32 %tmp, i32 %nbytes ; <i32> [#uses=1]
-  tail call void @llvm.dbg.value(metadata !18, i64 0, metadata !10, metadata !{metadata !"0x102"}), !dbg !19
+  tail call void @llvm.dbg.value(metadata i32 0, i64 0, metadata !10, metadata !{!"0x102"}), !dbg !19
   br label %while.cond, !dbg !20
 
 while.cond:                                       ; preds = %while.body, %entry
@@ -47,30 +47,30 @@ declare void @llvm.dbg.value(metadata, i64, metadata, metadata) nounwind readnon
 !llvm.dbg.lv.fn = !{!0, !8, !10, !12}
 !llvm.dbg.gv = !{!14}
 
-!0 = metadata !{metadata !"0x101\00buf\004\000", metadata !1, metadata !2, metadata !6} ; [ DW_TAG_arg_variable ]
-!1 = metadata !{metadata !"0x2e\00x0\00x0\00x0\005\000\001\000\006\000\000\000", metadata !26, null, metadata !4, null, null, null, null, null} ; [ DW_TAG_subprogram ]
-!2 = metadata !{metadata !"0x29", metadata !26} ; [ DW_TAG_file_type ]
-!3 = metadata !{metadata !"0x11\0012\00clang 2.0\001\00\00\00\00", metadata !26, null, null, null, null, null} ; [ DW_TAG_compile_unit ]
-!4 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", metadata !26, metadata !2, null, metadata !5, null} ; [ DW_TAG_subroutine_type ]
-!5 = metadata !{null}
-!6 = metadata !{metadata !"0xf\00\000\0032\0032\000\000", metadata !26, metadata !2, metadata !7} ; [ DW_TAG_pointer_type ]
-!7 = metadata !{metadata !"0x24\00unsigned char\000\008\008\000\000\008", metadata !26, metadata !2} ; [ DW_TAG_base_type ]
-!8 = metadata !{metadata !"0x101\00nbytes\004\000", metadata !1, metadata !2, metadata !9} ; [ DW_TAG_arg_variable ]
-!9 = metadata !{metadata !"0x24\00unsigned long\000\0032\0032\000\000\007", metadata !26, metadata !2} ; [ DW_TAG_base_type ]
-!10 = metadata !{metadata !"0x100\00nread\006\000", metadata !11, metadata !2, metadata !9} ; [ DW_TAG_auto_variable ]
-!11 = metadata !{metadata !"0xb\005\001\000", metadata !26, metadata !1} ; [ DW_TAG_lexical_block ]
-!12 = metadata !{metadata !"0x100\00c\007\000", metadata !11, metadata !2, metadata !13} ; [ DW_TAG_auto_variable ]
-!13 = metadata !{metadata !"0x24\00int\000\0032\0032\000\000\005", metadata !26, metadata !2} ; [ DW_TAG_base_type ]
-!14 = metadata !{metadata !"0x34\00length\00length\00length\001\000\001", metadata !2, metadata !2, metadata !13, i32* @length} ; [ DW_TAG_variable ]
-!15 = metadata !{i32 4, i32 24, metadata !1, null}
-!16 = metadata !{i32 4, i32 43, metadata !1, null}
-!17 = metadata !{i32 9, i32 2, metadata !11, null}
-!18 = metadata !{i32 0}
-!19 = metadata !{i32 10, i32 2, metadata !11, null}
-!20 = metadata !{i32 11, i32 2, metadata !11, null}
-!21 = metadata !{i32 12, i32 3, metadata !22, null}
-!22 = metadata !{metadata !"0xb\0011\0045\000", metadata !26, metadata !11} ; [ DW_TAG_lexical_block ]
-!23 = metadata !{i32 13, i32 3, metadata !22, null}
-!24 = metadata !{i32 14, i32 2, metadata !22, null}
-!25 = metadata !{i32 15, i32 1, metadata !11, null}
-!26 = metadata !{metadata !"t.c", metadata !"/private/tmp"}
+!0 = !{!"0x101\00buf\004\000", !1, !2, !6} ; [ DW_TAG_arg_variable ]
+!1 = !{!"0x2e\00x0\00x0\00x0\005\000\001\000\006\000\000\000", !26, null, !4, null, null, null, null, null} ; [ DW_TAG_subprogram ]
+!2 = !{!"0x29", !26} ; [ DW_TAG_file_type ]
+!3 = !{!"0x11\0012\00clang 2.0\001\00\00\00\00", !26, null, null, null, null, null} ; [ DW_TAG_compile_unit ]
+!4 = !{!"0x15\00\000\000\000\000\000\000", !26, !2, null, !5, null} ; [ DW_TAG_subroutine_type ]
+!5 = !{null}
+!6 = !{!"0xf\00\000\0032\0032\000\000", !26, !2, !7} ; [ DW_TAG_pointer_type ]
+!7 = !{!"0x24\00unsigned char\000\008\008\000\000\008", !26, !2} ; [ DW_TAG_base_type ]
+!8 = !{!"0x101\00nbytes\004\000", !1, !2, !9} ; [ DW_TAG_arg_variable ]
+!9 = !{!"0x24\00unsigned long\000\0032\0032\000\000\007", !26, !2} ; [ DW_TAG_base_type ]
+!10 = !{!"0x100\00nread\006\000", !11, !2, !9} ; [ DW_TAG_auto_variable ]
+!11 = !{!"0xb\005\001\000", !26, !1} ; [ DW_TAG_lexical_block ]
+!12 = !{!"0x100\00c\007\000", !11, !2, !13} ; [ DW_TAG_auto_variable ]
+!13 = !{!"0x24\00int\000\0032\0032\000\000\005", !26, !2} ; [ DW_TAG_base_type ]
+!14 = !{!"0x34\00length\00length\00length\001\000\001", !2, !2, !13, i32* @length} ; [ DW_TAG_variable ]
+!15 = !{i32 4, i32 24, !1, null}
+!16 = !{i32 4, i32 43, !1, null}
+!17 = !{i32 9, i32 2, !11, null}
+!18 = !{i32 0}
+!19 = !{i32 10, i32 2, !11, null}
+!20 = !{i32 11, i32 2, !11, null}
+!21 = !{i32 12, i32 3, !22, null}
+!22 = !{!"0xb\0011\0045\000", !26, !11} ; [ DW_TAG_lexical_block ]
+!23 = !{i32 13, i32 3, !22, null}
+!24 = !{i32 14, i32 2, !22, null}
+!25 = !{i32 15, i32 1, !11, null}
+!26 = !{!"t.c", !"/private/tmp"}
Original file line number	Diff line number	Diff line change
Expand Up		@@ -37,4 +37,4 @@ exit:

		declare i1 @foo()

		!0 = metadata !{metadata !"branch_weights", i32 4294967295, i32 1}
		!0 = !{!"branch_weights", i32 4294967295, i32 1}
Original file line number	Diff line number	Diff line change
Expand Up		@@ -11,4 +11,4 @@ entry:

		declare i32 @llvm.read_register.i32(metadata) nounwind

		!0 = metadata !{metadata !"x5\00"}
		!0 = !{!"x5\00"}
Original file line number	Diff line number	Diff line change
Expand Up		@@ -10,4 +10,4 @@ entry:

		declare i32 @llvm.read_register.i32(metadata) nounwind

		!0 = metadata !{metadata !"notareg\00"}
		!0 = !{!"notareg\00"}
Original file line number	Diff line number	Diff line change
Expand Up		@@ -8,5 +8,5 @@ target triple = "aarch64--linux-gnu"

		!llvm.ident = !{!0}

		!0 = metadata !{metadata !"some LLVM version"}
		!0 = !{!"some LLVM version"}