194 lines
7.2 KiB
OCaml
194 lines
7.2 KiB
OCaml
(***********************************************************************)
|
|
(* *)
|
|
(* OCaml *)
|
|
(* *)
|
|
(* Xavier Leroy, projet Cristal, INRIA Rocquencourt *)
|
|
(* *)
|
|
(* Copyright 1996 Institut National de Recherche en Informatique et *)
|
|
(* en Automatique. All rights reserved. This file is distributed *)
|
|
(* under the terms of the Q Public License version 1.0. *)
|
|
(* *)
|
|
(***********************************************************************)
|
|
|
|
|
|
open Format
|
|
open Asttypes
|
|
open Clambda
|
|
|
|
let rec structured_constant ppf = function
|
|
| Uconst_float x -> fprintf ppf "%F" x
|
|
| Uconst_int32 x -> fprintf ppf "%ldl" x
|
|
| Uconst_int64 x -> fprintf ppf "%LdL" x
|
|
| Uconst_nativeint x -> fprintf ppf "%ndn" x
|
|
| Uconst_block (tag, l) ->
|
|
fprintf ppf "block(%i" tag;
|
|
List.iter (fun u -> fprintf ppf ",%a" uconstant u) l;
|
|
fprintf ppf ")"
|
|
| Uconst_float_array [] ->
|
|
fprintf ppf "floatarray()"
|
|
| Uconst_float_array (f1 :: fl) ->
|
|
fprintf ppf "floatarray(%F" f1;
|
|
List.iter (fun f -> fprintf ppf ",%F" f) fl;
|
|
fprintf ppf ")"
|
|
| Uconst_string s -> fprintf ppf "%S" s
|
|
|
|
and uconstant ppf = function
|
|
| Uconst_ref (s, c) ->
|
|
fprintf ppf "%S=%a" s structured_constant c
|
|
| Uconst_int i -> fprintf ppf "%i" i
|
|
| Uconst_ptr i -> fprintf ppf "%ia" i
|
|
|
|
let rec lam ppf = function
|
|
| Uvar id ->
|
|
Ident.print ppf id
|
|
| Uconst c -> uconstant ppf c
|
|
| Udirect_apply(f, largs, _) ->
|
|
let lams ppf largs =
|
|
List.iter (fun l -> fprintf ppf "@ %a" lam l) largs in
|
|
fprintf ppf "@[<2>(apply*@ %s %a)@]" f lams largs
|
|
| Ugeneric_apply(lfun, largs, _) ->
|
|
let lams ppf largs =
|
|
List.iter (fun l -> fprintf ppf "@ %a" lam l) largs in
|
|
fprintf ppf "@[<2>(apply@ %a%a)@]" lam lfun lams largs
|
|
| Uclosure(clos, fv) ->
|
|
let idents ppf =
|
|
List.iter (fprintf ppf "@ %a" Ident.print)in
|
|
let one_fun ppf f =
|
|
fprintf ppf "@[<2>(fun@ %s@ %d @[<2>%a@]@ @[<2>%a@]@])"
|
|
f.label f.arity idents f.params lam f.body in
|
|
let funs ppf =
|
|
List.iter (fprintf ppf "@ %a" one_fun) in
|
|
let lams ppf =
|
|
List.iter (fprintf ppf "@ %a" lam) in
|
|
fprintf ppf "@[<2>(closure@ %a %a)@]" funs clos lams fv
|
|
| Uoffset(l,i) -> fprintf ppf "@[<2>(offset %a %d)@]" lam l i
|
|
| Ulet(id, arg, body) ->
|
|
let rec letbody ul = match ul with
|
|
| Ulet(id, arg, body) ->
|
|
fprintf ppf "@ @[<2>%a@ %a@]" Ident.print id lam arg;
|
|
letbody body
|
|
| _ -> ul in
|
|
fprintf ppf "@[<2>(let@ @[<hv 1>(@[<2>%a@ %a@]" Ident.print id lam arg;
|
|
let expr = letbody body in
|
|
fprintf ppf ")@]@ %a)@]" lam expr
|
|
| Uletrec(id_arg_list, body) ->
|
|
let bindings ppf id_arg_list =
|
|
let spc = ref false in
|
|
List.iter
|
|
(fun (id, l) ->
|
|
if !spc then fprintf ppf "@ " else spc := true;
|
|
fprintf ppf "@[<2>%a@ %a@]" Ident.print id lam l)
|
|
id_arg_list in
|
|
fprintf ppf
|
|
"@[<2>(letrec@ (@[<hv 1>%a@])@ %a)@]" bindings id_arg_list lam body
|
|
| Uprim(prim, largs, _) ->
|
|
let lams ppf largs =
|
|
List.iter (fun l -> fprintf ppf "@ %a" lam l) largs in
|
|
fprintf ppf "@[<2>(%a%a)@]" Printlambda.primitive prim lams largs
|
|
| Uswitch(larg, sw) ->
|
|
let print_case tag index i ppf =
|
|
for j = 0 to Array.length index - 1 do
|
|
if index.(j) = i then fprintf ppf "case %s %i:" tag j
|
|
done in
|
|
let print_cases tag index cases ppf =
|
|
for i = 0 to Array.length cases - 1 do
|
|
fprintf ppf "@ @[<2>%t@ %a@]"
|
|
(print_case tag index i) sequence cases.(i)
|
|
done in
|
|
let switch ppf sw =
|
|
print_cases "int" sw.us_index_consts sw.us_actions_consts ppf ;
|
|
print_cases "tag" sw.us_index_blocks sw.us_actions_blocks ppf in
|
|
fprintf ppf
|
|
"@[<v 0>@[<2>(switch@ %a@ @]%a)@]"
|
|
lam larg switch sw
|
|
| Ustringswitch(larg,sw,d) ->
|
|
let switch ppf sw =
|
|
let spc = ref false in
|
|
List.iter
|
|
(fun (s,l) ->
|
|
if !spc then fprintf ppf "@ " else spc := true;
|
|
fprintf ppf "@[<hv 1>case \"%s\":@ %a@]"
|
|
(String.escaped s) lam l)
|
|
sw ;
|
|
begin match d with
|
|
| Some d ->
|
|
if !spc then fprintf ppf "@ " else spc := true;
|
|
fprintf ppf "@[<hv 1>default:@ %a@]" lam d
|
|
| None -> ()
|
|
end in
|
|
fprintf ppf
|
|
"@[<1>(switch %a@ @[<v 0>%a@])@]" lam larg switch sw
|
|
| Ustaticfail (i, ls) ->
|
|
let lams ppf largs =
|
|
List.iter (fun l -> fprintf ppf "@ %a" lam l) largs in
|
|
fprintf ppf "@[<2>(exit@ %d%a)@]" i lams ls;
|
|
| Ucatch(i, vars, lbody, lhandler) ->
|
|
fprintf ppf "@[<2>(catch@ %a@;<1 -1>with (%d%a)@ %a)@]"
|
|
lam lbody i
|
|
(fun ppf vars -> match vars with
|
|
| [] -> ()
|
|
| _ ->
|
|
List.iter
|
|
(fun x -> fprintf ppf " %a" Ident.print x)
|
|
vars)
|
|
vars
|
|
lam lhandler
|
|
| Utrywith(lbody, param, lhandler) ->
|
|
fprintf ppf "@[<2>(try@ %a@;<1 -1>with %a@ %a)@]"
|
|
lam lbody Ident.print param lam lhandler
|
|
| Uifthenelse(lcond, lif, lelse) ->
|
|
fprintf ppf "@[<2>(if@ %a@ %a@ %a)@]" lam lcond lam lif lam lelse
|
|
| Usequence(l1, l2) ->
|
|
fprintf ppf "@[<2>(seq@ %a@ %a)@]" lam l1 sequence l2
|
|
| Uwhile(lcond, lbody) ->
|
|
fprintf ppf "@[<2>(while@ %a@ %a)@]" lam lcond lam lbody
|
|
| Ufor(param, lo, hi, dir, body) ->
|
|
fprintf ppf "@[<2>(for %a@ %a@ %s@ %a@ %a)@]"
|
|
Ident.print param lam lo
|
|
(match dir with Upto -> "to" | Downto -> "downto")
|
|
lam hi lam body
|
|
| Uassign(id, expr) ->
|
|
fprintf ppf "@[<2>(assign@ %a@ %a)@]" Ident.print id lam expr
|
|
| Usend (k, met, obj, largs, _) ->
|
|
let args ppf largs =
|
|
List.iter (fun l -> fprintf ppf "@ %a" lam l) largs in
|
|
let kind =
|
|
if k = Lambda.Self then "self"
|
|
else if k = Lambda.Cached then "cache"
|
|
else "" in
|
|
fprintf ppf "@[<2>(send%s@ %a@ %a%a)@]" kind lam obj lam met args largs
|
|
|
|
and sequence ppf ulam = match ulam with
|
|
| Usequence(l1, l2) ->
|
|
fprintf ppf "%a@ %a" sequence l1 sequence l2
|
|
| _ -> lam ppf ulam
|
|
|
|
let clambda ppf ulam =
|
|
fprintf ppf "%a@." lam ulam
|
|
|
|
|
|
let rec approx ppf = function
|
|
Value_closure(fundesc, a) ->
|
|
Format.fprintf ppf "@[<2>function %s@ arity %i"
|
|
fundesc.fun_label fundesc.fun_arity;
|
|
if fundesc.fun_closed then begin
|
|
Format.fprintf ppf "@ (closed)"
|
|
end;
|
|
if fundesc.fun_inline <> None then begin
|
|
Format.fprintf ppf "@ (inline)"
|
|
end;
|
|
Format.fprintf ppf "@ -> @ %a@]" approx a
|
|
| Value_tuple a ->
|
|
let tuple ppf a =
|
|
for i = 0 to Array.length a - 1 do
|
|
if i > 0 then Format.fprintf ppf ";@ ";
|
|
Format.fprintf ppf "%i: %a" i approx a.(i)
|
|
done in
|
|
Format.fprintf ppf "@[<hov 1>(%a)@]" tuple a
|
|
| Value_unknown ->
|
|
Format.fprintf ppf "_"
|
|
| Value_const c ->
|
|
fprintf ppf "@[const(%a)@]" uconstant c
|
|
| Value_global_field (s, i) ->
|
|
fprintf ppf "@[global(%s,%i)@]" s i
|