src/Pure/ROOT.ML

 use "General/balanced_tree.ML";
 use "General/graph.ML";
 use "General/linear_set.ML";
 use "General/buffer.ML";
 use "General/pretty.ML";
-use "General/xml.ML";
 use "General/path.ML";
 use "General/url.ML";
 use "General/file.ML";
-use "General/yxml.ML";
 use "General/long_name.ML";
 use "General/binding.ML";
 
 use "General/sha1.ML";
 if ML_System.is_polyml then use "General/sha1_polyml.ML" else ();
+
+use "PIDE/xml.ML";
+use "PIDE/yxml.ML";
 
 
 (* concurrency within the ML runtime *)
 
 use "Concurrent/single_assignment.ML";