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(* SPDX-License-Identifier: AGPL-3.0-or-later *)
(* Copyright © 2021-2024 OCamlPro *)
(* Written by the Owi programmers *)

open Syntax

let cmd ~rounds ~seed ~source_file ~timeout ~timeout_instr ~unsafe =
  Init.random_state seed;
  let link_state =
    Link.State.empty ()
    |> Link.Extern.modul ~name:"owi" Fuzz_wasm_ffi.extern_module
  in
  let* m, link_state =
    Compile.File.until_link ~unsafe ~name:None link_state source_file
  in
  let module Parameters = struct
    let timeout = timeout

    let timeout_instr = timeout_instr

    let use_ite_for_select = true

    let throw_away_trap = false
  end in
  let module I = Interpret.Concrete (Parameters) in
  let res, run_time =
    Benchmark.with_utime @@ fun () ->
    Fuzz_driver.run ~rounds (fun () ->
      (* TODO: check if we should regenerate the link state *)
      I.modul link_state m )
  in
  Log.bench (fun m ->
    (* run_time shouldn't be none in bench mode *)
    let run_time = match run_time with None -> assert false | Some t -> t in
    m "Benchmarks:@\n@[<v>interpreter time: %fms@]" (run_time *. 1000.) );
  res