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(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
(*i $Id: cbv.mli 8799 2006-05-09 21:15:07Z barras $ i*)
(*i*)
open Names
open Term
open Environ
open Closure
open Esubst
(*i*)
(************************************************************************)
(*s Call-by-value reduction *)
(* Entry point for cbv normalization of a constr *)
type cbv_infos
val create_cbv_infos : RedFlags.reds -> env -> cbv_infos
val cbv_norm : cbv_infos -> constr -> constr
(************************************************************************)
(*i This is for cbv debug *)
type cbv_value =
| VAL of int * constr
| LAM of int * (name * constr) list * constr * cbv_value subs
| FIXP of fixpoint * cbv_value subs * cbv_value array
| COFIXP of cofixpoint * cbv_value subs * cbv_value array
| CONSTR of constructor * cbv_value array
val shift_value : int -> cbv_value -> cbv_value
type cbv_stack =
| TOP
| APP of cbv_value array * cbv_stack
| CASE of constr * constr array * case_info * cbv_value subs * cbv_stack
val stack_app : cbv_value array -> cbv_stack -> cbv_stack
val strip_appl : cbv_value -> cbv_stack -> cbv_value * cbv_stack
(* recursive functions... *)
val cbv_stack_term : cbv_infos ->
cbv_stack -> cbv_value subs -> constr -> cbv_value
val cbv_norm_term : cbv_infos -> cbv_value subs -> constr -> constr
val norm_head : cbv_infos ->
cbv_value subs -> constr -> cbv_stack -> cbv_value * cbv_stack
val apply_stack : cbv_infos -> constr -> cbv_stack -> constr
val cbv_norm_value : cbv_infos -> cbv_value -> constr
(* End of cbv debug section i*)
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