- /// StructType::get - This static method is a convenience method for
- /// creating structure types by specifying the elements as arguments.
- /// Note that this method always returns a non-packed struct. To get
- /// an empty struct, pass NULL, NULL.
- static StructType *get(const Type *type, ...) END_WITH_NULL;
+ /// StructType::get - Create an empty structure type.
+ ///
+ static StructType *get(LLVMContext &Context, bool isPacked = false);
+
+ /// StructType::get - This static method is a convenience method for creating
+ /// structure types by specifying the elements as arguments. Note that this
+ /// method always returns a non-packed struct, and requires at least one
+ /// element type.
+ static StructType *get(Type *elt1, ...) END_WITH_NULL;
+
+ bool isPacked() const { return (getSubclassData() & SCDB_Packed) != 0; }
+
+ /// isLiteral - Return true if this type is uniqued by structural
+ /// equivalence, false if it is a struct definition.
+ bool isLiteral() const { return (getSubclassData() & SCDB_IsLiteral) != 0; }
+
+ /// isOpaque - Return true if this is a type with an identity that has no body
+ /// specified yet. These prints as 'opaque' in .ll files.
+ bool isOpaque() const { return (getSubclassData() & SCDB_HasBody) == 0; }
+
+ /// isSized - Return true if this is a sized type.
+ bool isSized() const;
+
+ /// hasName - Return true if this is a named struct that has a non-empty name.
+ bool hasName() const { return SymbolTableEntry != 0; }
+
+ /// getName - Return the name for this struct type if it has an identity.
+ /// This may return an empty string for an unnamed struct type. Do not call
+ /// this on an literal type.
+ StringRef getName() const;
+
+ /// setName - Change the name of this type to the specified name, or to a name
+ /// with a suffix if there is a collision. Do not call this on an literal
+ /// type.
+ void setName(StringRef Name);