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Quelle vmbytecodes.ml Sprache: SML |
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(* * The Rocq Prover / The Rocq Development Team *) (* v * Copyright INRIA, CNRS and contributors *) (* <O___,, * (see version control and CREDITS file for authors & dates) *) (* \VV/ **************************************************************) (* // * This file is distributed under the terms of the *) (* * GNU Lesser General Public License Version 2.1 *) (* * (see LICENSE file for the text of the license) *) (************************************************************************) (* Created by Bruno Barras for Benjamin Grégoire as part of the bytecode-based reduction machine, Oct 2004 *) (* Support for native arithmetics by Arnaud Spiwack, May 2007 *) (* This file defines the type of bytecode instructions *) open Names open Vmvalues open Constr module Label = struct type t = int let no = -1 let counter = ref no let create () = incr counter; !counter let reset_label_counter () = counter := no end type caml_prim = | CAML_Arraymake | CAML_Arrayget | CAML_Arraydefault | CAML_Arrayset | CAML_Arraycopy | CAML_Arraylength | CAML_Stringmake | CAML_Stringlength | CAML_Stringget | CAML_Stringsub | CAML_Stringcat | CAML_Stringcompare type instruction = | Klabel of Label.t | Kacc of int | Kenvacc of int | Koffsetclosure of int | Kpush | Kpop of int | Kpush_retaddr of Label.t | Kshort_apply of int | Kapply of int | Kappterm of int * int | Kreturn of int | Kjump | Krestart | Kgrab of int | Kgrabrec of int | Kclosure of Label.t * int | Kclosurerec of int * int * Label.t array * Label.t array | Kclosurecofix of int * int * Label.t array * Label.t array (* nb fv, init, lbl types, lbl bodies *) | Kgetglobal of Constant.t | Ksubstinstance of UVars.Instance.t | Kconst of structured_constant | Kmakeblock of int * tag | Kmakeswitchblock of Label.t * Label.t * annot_switch * int | Kswitch of Label.t array * Label.t array | Kpushfields of int | Kfield of int | Ksetfield of int | Kstop | Ksequence of bytecodes | Kproj of int | Kensurestackcapacity of int | Kbranch of Label.t (* jump to label *) | Kprim of CPrimitives.t * pconstant | Kcamlprim of caml_prim * Label.t and bytecodes = instruction list type fv_elem = | FVnamed of Id.t | FVrel of int type fv = fv_elem array (* --- Pretty print *) open Pp open Util let caml_prim_to_prim = function | CAML_Arraymake -> CPrimitives.Arraymake | CAML_Arrayget -> CPrimitives.Arrayget | CAML_Arraydefault -> CPrimitives.Arraydefault | CAML_Arrayset -> CPrimitives.Arrayset | CAML_Arraycopy -> CPrimitives.Arraycopy | CAML_Arraylength -> CPrimitives.Arraylength | CAML_Stringmake -> CPrimitives.Stringmake | CAML_Stringlength -> CPrimitives.Stringlength | CAML_Stringget -> CPrimitives.Stringget | CAML_Stringsub -> CPrimitives.Stringsub | CAML_Stringcat -> CPrimitives.Stringcat | CAML_Stringcompare -> CPrimitives.Stringcompare let pp_lbl lbl = str "L" ++ int lbl let pp_fv_elem = function | FVnamed id -> str "FVnamed(" ++ Id.print id ++ str ")" | FVrel i -> str "Rel(" ++ int i ++ str ")" let rec pp_instr i = match i with | Klabel _ | Ksequence _ -> assert false | Kacc n -> str "acc " ++ int n | Kenvacc n -> str "envacc " ++ int n | Koffsetclosure n -> str "offsetclosure " ++ int n | Kpush -> str "push" | Kpop n -> str "pop " ++ int n | Kpush_retaddr lbl -> str "push_retaddr " ++ pp_lbl lbl | Kshort_apply n -> str "short_apply " ++ int n | Kapply n -> str "apply " ++ int n | Kappterm(n, m) -> str "appterm " ++ int n ++ str ", " ++ int m | Kreturn n -> str "return " ++ int n | Kjump -> str "jump" | Krestart -> str "restart" | Kgrab n -> str "grab " ++ int n | Kgrabrec n -> str "grabrec " ++ int n | Kclosure(lbl, n) -> str "closure " ++ pp_lbl lbl ++ str ", " ++ int n | Kclosurerec(fv,init,lblt,lblb) -> hv 1 (str "closurerec " ++ int fv ++ str ", " ++ int init ++ str " types = " ++ prlist_with_sep spc pp_lbl (Array.to_list lblt) ++ str " bodies = " ++ prlist_with_sep spc pp_lbl (Array.to_list lblb)) | Kclosurecofix (fv,init,lblt,lblb) -> hv 1 (str "closurecofix " ++ int fv ++ str ", " ++ int init ++ str " types = " ++ prlist_with_sep spc pp_lbl (Array.to_list lblt) ++ str " bodies = " ++ prlist_with_sep spc pp_lbl (Array.to_list lblb)) | Kgetglobal idu -> str "getglobal " ++ Constant.print idu | Ksubstinstance u -> str "subst_instance " ++ UVars.Instance.pr Sorts.QVar.raw_pr Univ.Level.raw_pr u | Kconst sc -> str "const " ++ pp_struct_const sc | Kmakeblock(n, m) -> str "makeblock " ++ int n ++ str ", " ++ int m | Kmakeswitchblock(lblt,lbls,_,sz) -> str "makeswitchblock " ++ pp_lbl lblt ++ str ", " ++ pp_lbl lbls ++ str ", " ++ int sz | Kswitch(lblc,lblb) -> hv 1 (str "switch " ++ prlist_with_sep spc pp_lbl (Array.to_list lblc) ++ str " | " ++ prlist_with_sep spc pp_lbl (Array.to_list lblb)) | Kpushfields n -> str "pushfields " ++ int n | Kfield n -> str "field " ++ int n | Ksetfield n -> str "setfield " ++ int n | Kstop -> str "stop" | Kbranch lbl -> str "branch " ++ pp_lbl lbl | Kproj p -> str "proj " ++ int p | Kensurestackcapacity size -> str "growstack " ++ int size | Kprim (op, id) -> str (CPrimitives.to_string op) ++ str " " ++ (Constant.print (fst id)) | Kcamlprim (op, lbl) -> str "camlcall " ++ str (CPrimitives.to_string (caml_prim_to_prim op)) ++ str ", branch " + pp_lbl lbl ++ str " on accu" and pp_bytecodes c = match c with | [] -> str "" | Klabel lbl :: c -> str "L" ++ int lbl ++ str ":" ++ fnl () ++ pp_bytecodes c | Ksequence l :: c -> pp_bytecodes l ++ pp_bytecodes c | i :: c -> pp_instr i ++ fnl () ++ pp_bytecodes c ¤ Dauer der Verarbeitung: 0.15 Sekunden (vorverarbeitet) ¤*© Formatika GbR, Deutschland |
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2026-03-28