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open Cheri_export;;
(**************************************************************************)
(* Sail *)
(* *)
(* Copyright (c) 2013-2017 *)
(* Kathyrn Gray *)
(* Shaked Flur *)
(* Stephen Kell *)
(* Gabriel Kerneis *)
(* Robert Norton-Wright *)
(* Christopher Pulte *)
(* Peter Sewell *)
(* Alasdair Armstrong *)
(* Brian Campbell *)
(* Thomas Bauereiss *)
(* Anthony Fox *)
(* Jon French *)
(* Dominic Mulligan *)
(* Stephen Kell *)
(* Mark Wassell *)
(* *)
(* All rights reserved. *)
(* *)
(* This software was developed by the University of Cambridge Computer *)
(* Laboratory as part of the Rigorous Engineering of Mainstream Systems *)
(* (REMS) project, funded by EPSRC grant EP/K008528/1. *)
(* *)
(* Redistribution and use in source and binary forms, with or without *)
(* modification, are permitted provided that the following conditions *)
(* are met: *)
(* 1. Redistributions of source code must retain the above copyright *)
(* notice, this list of conditions and the following disclaimer. *)
(* 2. Redistributions in binary form must reproduce the above copyright *)
(* notice, this list of conditions and the following disclaimer in *)
(* the documentation and/or other materials provided with the *)
(* distribution. *)
(* *)
(* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' *)
(* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED *)
(* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *)
(* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR *)
(* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, *)
(* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT *)
(* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF *)
(* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND *)
(* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, *)
(* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT *)
(* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF *)
(* SUCH DAMAGE. *)
(**************************************************************************)
open Elf_loader;;
let opt_file_arguments = ref ([] : string list)
let options = Arg.align []
let usage_msg = "Sail OCaml RTS options:"
let () =
Arg.parse options (fun s -> opt_file_arguments := !opt_file_arguments @ [s]) usage_msg
let (>>) = Sail2_state_monad.bindS
(*let liftS = Sail2_state_lifting.liftState (Cheri_types.get_regval, Cheri_types.set_regval)*)
let load_elf_segment seg =
let open Elf_interpreted_segment in
let bs = seg.elf64_segment_body in
let paddr = Big_int.big_int_of_string (Nat_big_num.to_string seg.elf64_segment_paddr) in
let base = Big_int.big_int_of_string (Nat_big_num.to_string seg.elf64_segment_base) in
let offset = Big_int.big_int_of_string (Nat_big_num.to_string seg.elf64_segment_offset) in
let writer i byte = Cheri_code.write_char_mem (Arith.plus_int (Arith.Int_of_integer paddr) i) byte in
prerr_endline "\nLoading Segment";
prerr_endline ("Segment offset: " ^ Big_int.string_of_big_int offset);
prerr_endline ("Segment base address: " ^ Big_int.string_of_big_int base);
prerr_endline ("Segment physical address: " ^ Big_int.string_of_big_int paddr);
print_segment seg;
Sail2_state.iteriS writer (Byte_sequence.char_list_of_byte_sequence bs)
let _ =
Random.self_init ();
let elf_segments = match !opt_file_arguments with
| f :: _ -> load_elf f
| _ -> []
in
(* State_monad.prerr_results *)
(Cheri_code.initial_state |>
(Sail2_state.iterS load_elf_segment elf_segments >> (fun _ ->
(Cheri_code.mainS ()))));
|
