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|
(**************************************************************************)
(* Lem *)
(* *)
(* Dominic Mulligan, University of Cambridge *)
(* Francesco Zappa Nardelli, INRIA Paris-Rocquencourt *)
(* Gabriel Kerneis, University of Cambridge *)
(* Kathy Gray, University of Cambridge *)
(* Peter Boehm, University of Cambridge (while working on Lem) *)
(* Peter Sewell, University of Cambridge *)
(* Scott Owens, University of Kent *)
(* Thomas Tuerk, University of Cambridge *)
(* *)
(* The Lem sources are copyright 2010-2013 *)
(* by the UK authors above and Institut National de Recherche en *)
(* Informatique et en Automatique (INRIA). *)
(* *)
(* All files except ocaml-lib/pmap.{ml,mli} and ocaml-libpset.{ml,mli} *)
(* are distributed under the license below. The former are distributed *)
(* under the LGPLv2, as in the LICENSE file. *)
(* *)
(* *)
(* 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. *)
(* 3. The names of the authors may not be used to endorse or promote *)
(* products derived from this software without specific prior written *)
(* permission. *)
(* *)
(* THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``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 AUTHORS 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 Type_internal
type out_type =
| Lem_ast_out
| Lem_out of string option
| Ocaml_out of string option
(* let r = Ulib.Text.of_latin1 *)
let get_lexbuf fn =
let lexbuf = Lexing.from_channel (open_in fn) in
lexbuf.Lexing.lex_curr_p <- { Lexing.pos_fname = fn;
Lexing.pos_lnum = 1;
Lexing.pos_bol = 0;
Lexing.pos_cnum = 0; };
lexbuf
let parse_file (f : string) : Parse_ast.defs =
let scanbuf = get_lexbuf f in
let type_names =
try
Pre_parser.file Pre_lexer.token scanbuf
with
| Parsing.Parse_error ->
let pos = Lexing.lexeme_start_p scanbuf in
raise (Reporting_basic.Fatal_error (Reporting_basic.Err_syntax (pos, "pre")))
| Parse_ast.Parse_error_locn(l,m) ->
raise (Reporting_basic.Fatal_error (Reporting_basic.Err_syntax_locn (l, m)))
| Lexer.LexError(s,p) ->
raise (Reporting_basic.Fatal_error (Reporting_basic.Err_lex (p, s))) in
let () = Lexer.custom_type_names := !Lexer.custom_type_names @ type_names in
let lexbuf = get_lexbuf f in
try
Parser.file Lexer.token lexbuf
with
| Parsing.Parse_error ->
let pos = Lexing.lexeme_start_p lexbuf in
raise (Reporting_basic.Fatal_error (Reporting_basic.Err_syntax (pos, "main")))
| Parse_ast.Parse_error_locn(l,m) ->
raise (Reporting_basic.Fatal_error (Reporting_basic.Err_syntax_locn (l, m)))
| Lexer.LexError(s,p) ->
raise (Reporting_basic.Fatal_error (Reporting_basic.Err_lex (p, s)))
(*Should add a flag to say whether we want to consider Oinc or Odec the default order *)
let convert_ast (defs : Parse_ast.defs) : (Type_internal.tannot Ast.defs * kind Envmap.t * Ast.order)=
Initial_check.to_ast Nameset.empty Type_internal.initial_kind_env (Ast.Ord_aux(Ast.Ord_inc,Parse_ast.Unknown)) defs
let check_ast (defs : Type_internal.tannot Ast.defs) (k : kind Envmap.t) (o:Ast.order) : Type_internal.tannot Ast.defs =
let d_env = { Type_internal.k_env = k; Type_internal.abbrevs = Type_internal.initial_abbrev_env;
Type_internal.namesch = Envmap.empty; Type_internal.enum_env = Envmap.empty;
Type_internal.rec_env = []; Type_internal.alias_env = Envmap.empty;
Type_internal.default_o =
{Type_internal.order = (match o with | (Ast.Ord_aux(Ast.Ord_inc,_)) -> Type_internal.Oinc
| (Ast.Ord_aux(Ast.Ord_dec,_)) -> Type_internal.Odec
| _ -> Type_internal.Oinc)};} in
Type_check.check (Type_check.Env (d_env, Type_internal.initial_typ_env,Type_internal.nob,Envmap.empty)) defs
let rewrite_ast (defs: Type_internal.tannot Ast.defs) = Rewriter.rewrite_defs defs
let rewrite_ast_lem (defs: Type_internal.tannot Ast.defs) = Rewriter.rewrite_defs_lem defs
let rewrite_ast_ocaml (defs: Type_internal.tannot Ast.defs) = Rewriter.rewrite_defs_ocaml defs
let open_output_with_check file_name =
let (temp_file_name, o) = Filename.open_temp_file "ll_temp" "" in
let o' = Format.formatter_of_out_channel o in
(o', (o, temp_file_name, file_name))
let open_output_with_check_unformatted file_name =
let (temp_file_name, o) = Filename.open_temp_file "ll_temp" "" in
(o, temp_file_name, file_name)
let always_replace_files = ref true
let close_output_with_check (o, temp_file_name, file_name) =
let _ = close_out o in
let do_replace = !always_replace_files || (not (Util.same_content_files temp_file_name file_name)) in
let _ = if (not do_replace) then Sys.remove temp_file_name
else Util.move_file temp_file_name file_name in
()
let generated_line f =
Printf.sprintf "Generated by Sail from %s." f
let output1 libpath out_arg filename defs (* alldoc_accum alldoc_inc_accum alldoc_inc_usage_accum*) =
let f' = Filename.basename (Filename.chop_extension filename) in
match out_arg with
| Lem_ast_out ->
begin
let (o, ext_o) = open_output_with_check (f' ^ ".lem") in
Format.fprintf o "(* %s *)@\n" (generated_line filename);
Format.fprintf o "open import Interp_ast@\n";
Format.fprintf o "open import Pervasives@\n";
Format.fprintf o "(*Supply common numeric constants at the right type to alleviate repeated calls to typeclass macro*)\n";
Format.fprintf o "let zero : integer = integerFromNat 0\n";
Format.fprintf o "let one : integer = integerFromNat 1\n";
Format.fprintf o "let two : integer = integerFromNat 2\n";
Format.fprintf o "let three : integer = integerFromNat 3\n";
Format.fprintf o "let four : integer = integerFromNat 4\n";
Format.fprintf o "let five : integer = integerFromNat 5\n";
Format.fprintf o "let six : integer = integerFromNat 6\n";
Format.fprintf o "let seven : integer = integerFromNat 7\n";
Format.fprintf o "let eight : integer = integerFromNat 8\n";
Format.fprintf o "let fifteen : integer = integerFromNat 15\n";
Format.fprintf o "let sixteen : integer = integerFromNat 16\n";
Format.fprintf o "let twenty : integer = integerFromNat 20\n";
Format.fprintf o "let twentythree : integer = integerFromNat 23\n";
Format.fprintf o "let twentyfour : integer = integerFromNat 24\n";
Format.fprintf o "let thirty : integer = integerFromNat 30\n";
Format.fprintf o "let thirtyone : integer = integerFromNat 31\n";
Format.fprintf o "let thirtytwo : integer = integerFromNat 32\n";
Format.fprintf o "let thirtyfive : integer = integerFromNat 35\n";
Format.fprintf o "let thirtynine : integer = integerFromNat 39\n";
Format.fprintf o "let forty : integer = integerFromNat 40\n";
Format.fprintf o "let fortyseven : integer = integerFromNat 47\n";
Format.fprintf o "let fortyeight : integer = integerFromNat 48\n";
Format.fprintf o "let fiftyfive : integer = integerFromNat 55\n";
Format.fprintf o "let fiftysix : integer = integerFromNat 56\n";
Format.fprintf o "let fiftyseven : integer = integerFromNat 57\n";
Format.fprintf o "let sixtyone : integer = integerFromNat 61\n";
Format.fprintf o "let sixtythree : integer = integerFromNat 63\n";
Format.fprintf o "let sixtyfour : integer = integerFromNat 64\n";
Format.fprintf o "let onetwentyseven : integer = integerFromNat 127\n";
Format.fprintf o "let onetwentyeight : integer = integerFromNat 128\n";
Format.fprintf o "let defs = ";
Pretty_print.pp_lem_defs o defs;
close_output_with_check ext_o
end
| Lem_out None ->
let ((o1,_, _) as ext_o1) =
open_output_with_check_unformatted ("arch.lem") in
let ((o2,_, _) as ext_o2) =
open_output_with_check_unformatted (f' ^ "embed.lem") in
(Pretty_print.pp_defs_lem o1 o2 defs (generated_line filename))
["Pervasives";"Vector";"State";"Arch";"Sail_values"];
close_output_with_check ext_o1;
close_output_with_check ext_o2
| Lem_out (Some lib) ->
let ((o1,_, _) as ext_o1) =
open_output_with_check_unformatted ("arch.lem") in
let ((o2,_, _) as ext_o2) =
open_output_with_check_unformatted (f' ^ "embed.lem") in
(Pretty_print.pp_defs_lem o1 o2 defs (generated_line filename))
["Pervasives";"Vector";"State";"Arch";"Sail_values"; lib];
close_output_with_check ext_o1;
close_output_with_check ext_o2
| Ocaml_out None ->
let ((o,temp_file_name, _) as ext_o) = open_output_with_check_unformatted (f' ^ ".ml") in
begin Pretty_print.pp_defs_ocaml o defs (generated_line filename) ["Big_int_Z";"Sail_values"];
close_output_with_check ext_o
end
| Ocaml_out (Some lib) ->
let ((o,temp_file_name, _) as ext_o) = open_output_with_check_unformatted (f' ^ ".ml") in
Pretty_print.pp_defs_ocaml o defs (generated_line filename) ["Big_int_Z"; "Sail_values"; lib];
close_output_with_check ext_o
let output libpath out_arg files (*alldoc_accum alldoc_inc_accum alldoc_inc_usage_accum*) =
List.iter
(fun (f, defs) ->
output1 libpath out_arg f defs (*alldoc_accum alldoc_inc_accum alldoc_inc_usage_accum*))
files
(*let output_alldoc f' fs alldoc_accum alldoc_inc_accum alldoc_inc_usage_accum =
let rs = !alldoc_accum in
let (o, ext_o) = open_output_with_check (f' ^ ".tex") in
Printf.fprintf o "%%%s\n" (generated_line fs);
Printf.fprintf o "%s" tex_preamble;
Printf.fprintf o "%s" (Ulib.Text.to_string (Ulib.Text.concat (r"") rs));
Printf.fprintf o "%s" tex_postamble;
close_output_with_check ext_o;
let rs = !alldoc_inc_accum in
let (o, ext_o) = open_output_with_check (f' ^ "-inc.tex") in
Printf.fprintf o "%%%s\n" (generated_line fs);
Printf.fprintf o "%s" (Ulib.Text.to_string (Ulib.Text.concat (r"") rs));
close_output_with_check ext_o;
let rs = !alldoc_inc_usage_accum in
let (o, ext_o) = open_output_with_check (f' ^ "-use_inc.tex") in
Printf.fprintf o "%%%s\n" (generated_line fs);
Printf.fprintf o "%s" (Ulib.Text.to_string (Ulib.Text.concat (r"") rs));
close_output_with_check ext_o
*)
|
