ocaml/camlp4/camlp4prof.ml

39 lines
1.7 KiB
OCaml

(****************************************************************************)
(* *)
(* OCaml *)
(* *)
(* INRIA Rocquencourt *)
(* *)
(* Copyright 2006 Institut National de Recherche en Informatique et *)
(* en Automatique. All rights reserved. This file is distributed under *)
(* the terms of the GNU Library General Public License, with the special *)
(* exception on linking described in LICENSE at the top of the OCaml *)
(* source tree. *)
(* *)
(****************************************************************************)
module Debug = struct value mode _ = False; end;
value count =
let h = Hashtbl.create 1007 in
let () = at_exit (fun () ->
let assoc = Hashtbl.fold (fun k v a -> [ (k, v.val) :: a ]) h [] in
let out = open_out "camlp4_profiler.out" in
let () = Marshal.to_channel out assoc [] in
close_out out) in
fun s ->
try incr (Hashtbl.find h s)
with [ Not_found -> Hashtbl.add h s (ref 1) ];
value load = Marshal.from_channel;
value main () =
let profile = List.sort (fun (_, v1) (_, v2) -> compare v1 v2) (load stdin) in
List.iter
(fun (k, v) -> Format.printf "%-75s: %d@." k v)
profile;
if Sys.argv.(0) = "camlp4prof" then main () else ();