Added benchmarking funtions,
[SXSI/xpathcomp.git] / main.ml
diff --git a/main.ml b/main.ml
index cb890e7..342bb2f 100644 (file)
--- a/main.ml
+++ b/main.ml
@@ -14,22 +14,37 @@ let disabled_gc = { Gc.get() with
                      Gc.max_overhead = 1000000; 
                      Gc.space_overhead = 100 }
 let hash x = 131*x/(x-1+1)
+
 let test_loop tree tag =
-  let t' = Tree.tagged_desc tree tag  Tree.root in
+  let t' = Tree.tagged_descendant tree tag  Tree.root in
   let f = Hashtbl.create 4096
   in
-  let jump t _ =  Tree.tagged_foll_ctx tree tag t Tree.root in
+  let jump t _ =  Tree.tagged_following_below tree tag t Tree.root in
   let g t ctx = 
     if t == Tree.nil then 0
     else 1+ ((Hashtbl.find f (hash 101)) (jump t ctx) ctx)
   in
   Hashtbl.add f (hash 101) g;
   (Hashtbl.find f (hash 101)) t' Tree.root
+
+let test_full tree = 
+  let root = Tree.root in
+  let fin = Tree.closing tree root in
+  let rec loop t = if t <= fin then
+  let tag = Tree.tag tree t in
+(*  let _ = Tag.to_string tag in *)
+  if tag == Tag.pcdata then (ignore (Tree.get_text tree t)); 
+  let t = (Obj.magic ((Obj.magic t) + 1)) in
+  loop t
+  in
+  loop root
+
+
 let test_loop2 tree tag =
-  let t' = Tree.tagged_desc tree tag  Tree.root in
+  let t' = Tree.tagged_descendant tree tag  Tree.root in
   let f = Hashtbl.create 4096
   in
-  let jump t _ =  Tree.tagged_foll_ctx tree tag t Tree.root in
+  let jump t _ =  Tree.tagged_following_below tree tag t Tree.root in
   let rec g t ctx = 
     if t == Tree.nil then 0
     else 1+ (match (Hashtbl.find f (hash 101)) with
@@ -49,12 +64,20 @@ let main v query_string output =
       with
          Ulexer.Loc.Exc_located ((x,y),e) -> Printf.eprintf "character %i-%i %s\n" x y (Printexc.to_string e);exit 1
       in
+      let _ = Printf.eprintf "Number of nodes %i\n%!" (Tree.size v) in
+      let _ = Printf.eprintf "Timing first_child/next_sibling %!" in
+      let _ = time (Tree.benchmark_fsns)  v in
+      let _ = Printf.eprintf "Timing jump to a %!" in
+      let _ = time (Tree.benchmark_jump v) (Tag.tag "a")  in
+      
 (*      let _ = Printf.eprintf "Timing //keyword :" in
       let r = time (test_loop v) (Tag.tag "keyword") in
-      let _ = Printf.eprintf "Count is %i\n%!" r in *)
+      let _ = Printf.eprintf "Count is %i\n%!" r in 
       let _ = Printf.eprintf "Timing //keyword 2:" in
       let r = time (test_loop2 v) (Tag.tag "keyword") in
-      let _ = Printf.eprintf "Count is %i\n%!" r in 
+      let _ = Printf.eprintf "Count is %i\n%!" r in  
+      let _ = Printf.eprintf "Timing //node() :" in
+      let _ = time (test_full)  v in      *)
       XPath.Ast.print Format.err_formatter query;
       Format.fprintf Format.err_formatter "\n%!";
       Printf.eprintf "Compiling query : ";
@@ -64,14 +87,14 @@ let main v query_string output =
       let jump_to = 
        match contains with
           None -> (max_int,`NOTHING)
-         | Some s -> 
+         | Some ((op,s)) -> 
              let r = Tree.count v s 
              in
              Printf.eprintf "%i documents in the TextCollection\n" (Tree.text_size v);
              Printf.eprintf "Global count is %i, using " r;
              if r < !Options.tc_threshold then begin             
                Printf.eprintf "TextCollection contains\nCalling global contains : ";
-               time (Tree.init_contains v) s;
+               time (Tree.init_textfun op v) s;
              end
              else begin
                Printf.eprintf "Naive contains\nCalling global contains : ";
@@ -107,21 +130,42 @@ let main v query_string output =
            let _ = Printf.eprintf "%!" in
 (*         let _ = Gc.set (disabled_gc) in *)
              if !Options.backward && ((snd test_list) != `NOTHING )then 
-               
-               let r = time (bottom_up_count auto v )(snd test_list)  in
+               if !Options.count_only then
+               let r = time_mem (bottom_up_count auto v )(snd test_list)  in
                let _ = Printf.eprintf "Number of nodes in the result set : %i\n%!" r 
                in ()
+               else begin
+               let r = time_mem (bottom_up auto v )(snd test_list)  in
+               let _ = Printf.eprintf "Number of nodes in the result set : %i\n%!" (IdSet.length r)
+               in
+                 match output with
+
+                   | None -> ()
+                   | Some f ->               
+                       Printf.eprintf "Serializing results : ";
+                       time( fun () ->
+                               (*let oc = open_out f in *)
+                               let oc = Unix.openfile f [ Unix.O_WRONLY;Unix.O_TRUNC;Unix.O_CREAT] 0o644 in
+                               (*output_string oc "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";*)
+                               IdSet.iter (fun t -> 
+                                             Tree.print_xml_fast3 v t oc;
+                                             (*output_char oc '\n'; *)                         
+                                          ) r) ();
+               end
+                    
              else
                let _ = 
                  if !Options.backward then Printf.eprintf "WARNING: couldn't find a jumping point, running top-down\n" 
                in
                if !Options.count_only then
-                 let r = time ( top_down_count auto ) v in 
+                 let r = time_mem ( top_down_count auto ) v in 
                  let _ = Printf.eprintf "Number of nodes in the result set : %i\n%!" r
                  in ()
                else      
-                 let result = time (top_down auto) v in          
-                 let rcount = IdSet.length result in
+               let module GR = Ata.Test(struct let doc = v end) in
+                 let result = time_mem (GR.top_down auto) v in
+                 let _ = Printf.eprintf "Counting results " in
+                 let rcount = time (GR.Results.length) result in
                    Printf.eprintf "Number of nodes in the result set : %i\n" rcount;
                    Printf.eprintf "\n%!";
                    begin
@@ -130,13 +174,26 @@ let main v query_string output =
                        | Some f ->                   
                            Printf.eprintf "Serializing results : ";
                            time( fun () ->
-                                   let oc = open_out f in
-                                     output_string oc "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";                          
-                                     IdSet.iter (fun t -> 
-                                                   Tree.print_xml_fast oc v t;
-                                                   output_char oc '\n';
-
-                                                ) result) ();
+                                   (*let oc = open_out f in *)
+                                   let oc = Unix.openfile f [ Unix.O_WRONLY;Unix.O_TRUNC;Unix.O_CREAT] 0o644 in
+                                     (*output_string oc "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";*)
+                                   let t1 = ref (Unix.gettimeofday()) in
+                                   let count = ref 1 in
+                                   let old_count = ref 1 in
+                                    GR.Results.iter (fun t -> 
+                                                       incr count;
+                                                       begin
+                                                         if (!count mod 15) == 0
+                                                         then
+                                                         let t2 =  Unix.gettimeofday() in
+                                                         let _ = Printf.eprintf "Printing %i elements in %f ms\n"
+                                                           (!count - !old_count) (1000. *.(t2 -. !t1))
+                                                         in
+                                                         ( old_count := !count; t1 := Unix.gettimeofday())
+                                                       end;
+                                                       Tree.print_xml_fast3 v t oc;
+                                                       (*output_char oc '\n'; *)                               
+                                                    ) result) ();
                    end;
          end;
          let _ = Gc.set enabled_gc in
@@ -150,7 +207,7 @@ let v =
   then 
     begin
       Printf.eprintf "Loading from file : ";
-      time (Tree.load  ~sample:!Options.sample_factor )
+      time (Tree.load  ~sample:!Options.sample_factor ~load_text:(not !Options.count_only))
        !Options.input_file;
        end
   else