X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FIR%2FMDBuilder.h;h=ce81b5498f5295377beb80998e97d34d8cbe86b6;hb=b0dcfa5c1f78305b125f4b710f467c16c9948354;hp=a1e3fb1966ed3dc4de2846812697f7cb3cd2a22f;hpb=082bb7cf57e3a7089b8302a7d676fddf0bce276e;p=oota-llvm.git

diff --git a/include/llvm/IR/MDBuilder.h b/include/llvm/IR/MDBuilder.h
index a1e3fb1966e..ce81b5498f5 100644
--- a/include/llvm/IR/MDBuilder.h
+++ b/include/llvm/IR/MDBuilder.h
@@ -157,19 +157,31 @@ public:
   }
 
   /// \brief Return metadata for a TBAA struct node in the type DAG
-  /// with the given name, parents in the TBAA DAG.
+  /// with the given name, a list of pairs (offset, field type in the type DAG).
   MDNode *createTBAAStructTypeNode(StringRef Name,
-             ArrayRef<std::pair<uint64_t, MDNode*> > Fields) {
+             ArrayRef<std::pair<MDNode*, uint64_t> > Fields) {
     SmallVector<Value *, 4> Ops(Fields.size() * 2 + 1);
     Type *Int64 = IntegerType::get(Context, 64);
     Ops[0] = createString(Name);
     for (unsigned i = 0, e = Fields.size(); i != e; ++i) {
-      Ops[i * 2 + 1] = ConstantInt::get(Int64, Fields[i].first);
-      Ops[i * 2 + 2] = Fields[i].second;
+      Ops[i * 2 + 1] = Fields[i].first;
+      Ops[i * 2 + 2] = ConstantInt::get(Int64, Fields[i].second);
     }
     return MDNode::get(Context, Ops);
   }
 
+  /// \brief Return metadata for a TBAA scalar type node with the
+  /// given name, an offset and a parent in the TBAA type DAG.
+  MDNode *createTBAAScalarTypeNode(StringRef Name, MDNode *Parent,
+                                   uint64_t Offset = 0) {
+    SmallVector<Value *, 4> Ops(3);
+    Type *Int64 = IntegerType::get(Context, 64);
+    Ops[0] = createString(Name);
+    Ops[1] = Parent;
+    Ops[2] = ConstantInt::get(Int64, Offset);
+    return MDNode::get(Context, Ops);
+  }
+
   /// \brief Return metadata for a TBAA tag node with the given
   /// base type, access type and offset relative to the base type.
   MDNode *createTBAAStructTagNode(MDNode *BaseType, MDNode *AccessType,