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(**************************************************************************)
(* *)
(* SMTCoq *)
(* Copyright (C) 2011 - 2016 *)
(* *)
(* Michaël Armand *)
(* Benjamin Grégoire *)
(* Chantal Keller *)
(* *)
(* Inria - École Polytechnique - Université Paris-Sud *)
(* *)
(* This file is distributed under the terms of the CeCILL-C licence *)
(* *)
(**************************************************************************)
open Entries
open Coqlib
let mklApp f args = Term.mkApp (Lazy.force f, args)
let gen_constant modules constant = lazy (gen_constant_in_modules "SMT" modules constant)
(* Int63 *)
let int63_modules = [["SMTCoq";"versions";"standard";"Int63";"Int63Native"]]
let int31_module = [["Coq";"Numbers";"Cyclic";"Int31";"Int31"]]
let cD0 = gen_constant int31_module "D0"
let cD1 = gen_constant int31_module "D1"
let cI31 = gen_constant int31_module "I31"
let mkInt : int -> Term.constr = fun i ->
let a = Array.make 31 (Lazy.force cD0) in
let j = ref i in
let k = ref 30 in
while !j <> 0 do
if !j land 1 = 1 then a.(!k) <- Lazy.force cD1;
j := !j lsr 1;
decr k
done;
mklApp cI31 a
let cint = gen_constant int31_module "int31"
(* PArray *)
let parray_modules = [["SMTCoq";"versions";"standard";"Array";"PArray"]]
let cmake = gen_constant parray_modules "make"
let cset = gen_constant parray_modules "set"
let max_array_size : int = 4194302
let mkArray : Term.types * Term.constr array -> Term.constr =
fun (ty, a) ->
let l = (Array.length a) - 1 in
snd (Array.fold_left (fun (i,acc) c ->
let acc' =
if i = l then
acc
else
mklApp cset [|ty; acc; mkInt i; c|] in
(i+1,acc')
) (0,mklApp cmake [|ty; mkInt l; a.(l)|]) a)
(* Traces *)
(* WARNING: side effect on r! *)
let mkTrace step_to_coq next _ clist cnil ccons cpair size step def_step r =
let rec mkTrace s =
if s = size then
mklApp cnil [|step|]
else (
r := next !r;
let st = step_to_coq !r in
mklApp ccons [|step; st; mkTrace (s+1)|]
) in
mklApp cpair [|mklApp clist [|step|]; step; mkTrace 0; def_step|]
(* Differences between the two versions of Coq *)
type names_id_t = Names.Id.t
let dummy_loc = Loc.ghost
let mkUConst c =
let env = Global.env () in
let evd = Evd.from_env env in
let evd, ty = Typing.type_of env evd c in
{ const_entry_body = Future.from_val ((c, Univ.ContextSet.empty),
Safe_typing.empty_private_constants);
const_entry_secctx = None;
const_entry_feedback = None;
const_entry_type = Some ty;
const_entry_polymorphic = false;
const_entry_universes = snd (Evd.universe_context evd);
const_entry_opaque = false;
const_entry_inline_code = false }
let mkTConst c noc ty =
let env = Global.env () in
let evd = Evd.from_env env in
let evd, _ = Typing.type_of env evd noc in
{ const_entry_body = Future.from_val ((c, Univ.ContextSet.empty),
Safe_typing.empty_private_constants);
const_entry_secctx = None;
const_entry_feedback = None;
const_entry_type = Some ty;
const_entry_polymorphic = false;
const_entry_universes = snd (Evd.universe_context evd);
const_entry_opaque = false;
const_entry_inline_code = false }
let error = Errors.error
let coqtype = Future.from_val Term.mkSet
let declare_new_type t =
let _ = Command.declare_assumption false (Decl_kinds.Discharge, false, Decl_kinds.Definitional) (Future.force coqtype, Univ.ContextSet.empty) [] [] false Vernacexpr.NoInline (dummy_loc, t) in
Term.mkVar t
let declare_new_variable v constr_t =
let _ = Command.declare_assumption false (Decl_kinds.Discharge, false, Decl_kinds.Definitional) (constr_t, Univ.ContextSet.empty) [] [] false Vernacexpr.NoInline (dummy_loc, v) in
Term.mkVar v
let extern_constr = Constrextern.extern_constr true Environ.empty_env Evd.empty
let vernacentries_interp expr =
Vernacentries.interp (dummy_loc, Vernacexpr.VernacCheckMayEval (Some (Genredexpr.CbvVm None), None, expr))
let pr_constr_env env = Printer.pr_constr_env env Evd.empty
let lift = Vars.lift
let mk_sat_tactic = Proofview.V82.tactic
let tclTHENLAST = Tacticals.New.tclTHENLAST
let assert_before = Tactics.assert_before
let vm_cast_no_check t = Proofview.V82.tactic (Tactics.vm_cast_no_check t)
let mk_smt_tactic tac =
Proofview.Goal.nf_enter (fun gl ->
let env = Proofview.Goal.env gl in
let sigma = Proofview.Goal.sigma gl in
let t = Proofview.Goal.concl gl in
tac env sigma t
)
let ppconstr_lsimpleconstr = Ppconstr.lsimpleconstr
let constrextern_extern_constr =
let env = Global.env () in
Constrextern.extern_constr false env (Evd.from_env env)
|
