author | haftmann |
Tue, 09 May 2006 14:18:40 +0200 | |
changeset 19607 | 07eeb832f28d |
parent 19597 | 8ced57ffc090 |
child 19622 | ab08841928b4 |
permissions | -rw-r--r-- |
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(* Title: Pure/Tools/codegen_serializer.ML |
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ID: $Id$ |
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Author: Florian Haftmann, TU Muenchen |
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Serializer from intermediate language ("Thin-gol") to |
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target languages (like ML or Haskell). |
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*) |
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signature CODEGEN_SERIALIZER = |
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sig |
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type 'a pretty_syntax; |
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type serializer = |
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string list list |
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-> OuterParse.token list -> |
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((string -> string option) |
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* (string -> CodegenThingol.itype pretty_syntax option) |
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* (string -> CodegenThingol.iexpr pretty_syntax option) |
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-> string list option |
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-> CodegenThingol.module -> unit) |
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* OuterParse.token list; |
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val parse_syntax: ('b -> int) -> (string -> 'b -> 'a * 'b) -> OuterParse.token list -> |
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('b -> 'a pretty_syntax * 'b) * OuterParse.token list; |
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val parse_targetdef: string -> CodegenThingol.prim list; |
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val pretty_list: string -> string -> int * string -> CodegenThingol.iexpr pretty_syntax; |
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val serializers: { |
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ml: string * (string * string * (string -> bool) -> serializer), |
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haskell: string * (string list -> serializer) |
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}; |
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val mk_flat_ml_resolver: string list -> string -> string; |
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val ml_fun_datatype: string * string * (string -> bool) |
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-> ((string -> CodegenThingol.itype pretty_syntax option) |
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* (string -> CodegenThingol.iexpr pretty_syntax option)) |
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-> (string -> string) |
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-> ((string * CodegenThingol.funn) list -> Pretty.T) |
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* ((string * CodegenThingol.datatyp) list -> Pretty.T); |
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end; |
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structure CodegenSerializer: CODEGEN_SERIALIZER = |
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struct |
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open BasicCodegenThingol; |
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val debug_msg = CodegenThingol.debug_msg; |
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(** generic serialization **) |
45 |
||
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(* precedences *) |
47 |
||
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datatype lrx = L | R | X; |
49 |
||
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datatype fixity = |
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BR |
52 |
| NOBR |
|
53 |
| INFX of (int * lrx); |
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54 |
||
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datatype 'a mixfix = |
56 |
Arg of fixity |
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| Ignore |
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| Pretty of Pretty.T |
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| Quote of 'a; |
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type 'a pretty_syntax = (int * int) * (fixity -> (fixity -> 'a -> Pretty.T) |
62 |
-> 'a list -> Pretty.T); |
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fun eval_lrx L L = false |
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| eval_lrx R R = false |
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| eval_lrx _ _ = true; |
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||
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fun eval_fxy NOBR _ = false |
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| eval_fxy _ BR = true |
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| eval_fxy _ NOBR = false |
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| eval_fxy (INFX (pr, lr)) (INFX (pr_ctxt, lr_ctxt)) = |
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pr < pr_ctxt |
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orelse pr = pr_ctxt |
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andalso eval_lrx lr lr_ctxt |
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| eval_fxy _ (INFX _) = false; |
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val str = setmp print_mode [] Pretty.str; |
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fun gen_brackify _ [p] = p |
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| gen_brackify true (ps as _::_) = Pretty.enclose "(" ")" ps |
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| gen_brackify false (ps as _::_) = Pretty.block ps; |
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fun brackify fxy_ctxt ps = |
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gen_brackify (eval_fxy BR fxy_ctxt) (Pretty.breaks ps); |
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fun brackify_infix infx fxy_ctxt ps = |
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gen_brackify (eval_fxy (INFX infx) fxy_ctxt) (Pretty.breaks ps); |
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fun from_app mk_app from_expr const_syntax fxy (const as (c, _), es) = |
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case (const_syntax c) |
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of NONE => brackify fxy (mk_app c es) |
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| SOME ((i, k), pr) => |
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if i <= length es |
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then case chop k es of (es1, es2) => |
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brackify fxy (pr fxy from_expr es1 :: map (from_expr BR) es2) |
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else from_expr fxy (CodegenThingol.eta_expand (const, es) i); |
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fun fillin_mixfix fxy_this ms fxy_ctxt pr args = |
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let |
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fun fillin [] [] = |
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[] |
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| fillin (Arg fxy :: ms) (a :: args) = |
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pr fxy a :: fillin ms args |
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| fillin (Ignore :: ms) args = |
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fillin ms args |
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| fillin (Pretty p :: ms) args = |
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p :: fillin ms args |
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| fillin (Quote q :: ms) args = |
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pr BR q :: fillin ms args |
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| fillin [] _ = |
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error ("inconsistent mixfix: too many arguments") |
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| fillin _ [] = |
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error ("inconsistent mixfix: too less arguments"); |
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in gen_brackify (eval_fxy fxy_this fxy_ctxt) (fillin ms args) end; |
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||
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(* user-defined syntax *) |
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||
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val (atomK, infixK, infixlK, infixrK) = |
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("target_atom", "infix", "infixl", "infixr"); |
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val _ = OuterSyntax.add_keywords [atomK, infixK, infixlK, infixrK]; |
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fun parse_infix (fixity as INFX (i, x)) s = |
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let |
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val l = case x of L => fixity |
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| _ => INFX (i, X); |
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val r = case x of R => fixity |
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| _ => INFX (i, X); |
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in |
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pair [Arg l, (Pretty o Pretty.brk) 1, (Pretty o str) s, (Pretty o Pretty.brk) 1, Arg r] |
|
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end; |
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||
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fun parse_mixfix reader s ctxt = |
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let |
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fun sym s = Scan.lift ($$ s); |
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fun lift_reader ctxt s = |
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ctxt |
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|> reader s |
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|-> (fn x => pair (Quote x)); |
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val sym_any = Scan.lift (Scan.one Symbol.not_eof); |
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val parse = Scan.repeat ( |
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(sym "_" -- sym "_" >> K (Arg NOBR)) |
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|| (sym "_" >> K (Arg BR)) |
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|| (sym "?" >> K Ignore) |
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|| (sym "/" |-- Scan.repeat (sym " ") >> (Pretty o Pretty.brk o length)) |
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|| Scan.depend (fn ctxt => $$ "{" |-- $$ "*" |-- Scan.repeat1 |
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( $$ "'" |-- Scan.one Symbol.not_eof |
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|| Scan.unless ($$ "*" -- $$ "}") (Scan.one Symbol.not_eof)) --| |
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$$ "*" --| $$ "}" >> (implode #> lift_reader ctxt #> swap)) |
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|| (Scan.repeat1 |
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( sym "'" |-- sym_any |
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152 |
|| Scan.unless (sym "_" || sym "?" || sym "/" || sym "{" |-- sym "*") |
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sym_any) >> (Pretty o str o implode))); |
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in case Scan.finite' Symbol.stopper parse (ctxt, Symbol.explode s) |
|
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of (p, (ctxt, [])) => (p, ctxt) |
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| _ => error ("Malformed mixfix annotation: " ^ quote s) |
|
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end; |
|
158 |
||
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fun parse_nonatomic_mixfix reader s ctxt = |
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case parse_mixfix reader s ctxt |
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of ([Pretty _], _) => |
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error ("mixfix contains just one pretty element; either declare as " |
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^ quote atomK ^ " or consider adding a break") |
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| x => x; |
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|
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fun parse_syntax_proto reader = OuterParse.$$$ "(" |-- ( |
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OuterParse.$$$ infixK |-- OuterParse.nat |
168 |
>> (fn i => (parse_infix (INFX (i, X)), INFX (i, X))) |
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169 |
|| OuterParse.$$$ infixlK |-- OuterParse.nat |
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170 |
>> (fn i => (parse_infix (INFX (i, L)), INFX (i, L))) |
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|| OuterParse.$$$ infixrK |-- OuterParse.nat |
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>> (fn i => (parse_infix (INFX (i, R)), INFX (i, R))) |
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|| OuterParse.$$$ atomK |-- pair (parse_mixfix reader, NOBR) |
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|| pair (parse_nonatomic_mixfix reader, BR) |
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) -- OuterParse.string --| OuterParse.$$$ ")" >> (fn ((p, fxy), s) => (p s, fxy)); |
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fun parse_syntax no_args reader = |
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let |
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fun is_arg (Arg _) = true |
180 |
| is_arg Ignore = true |
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181 |
| is_arg _ = false; |
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fun mk fixity mfx ctxt = |
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let |
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val i = (length o List.filter is_arg) mfx; |
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val _ = if i > no_args ctxt then error "too many arguments in codegen syntax" else (); |
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in (((i, i), fillin_mixfix fixity mfx), ctxt) end; |
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in |
188 |
parse_syntax_proto reader |
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#-> (fn (mfx_reader, fixity) => |
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pair (mfx_reader #-> (fn mfx => mk fixity mfx)) |
18702 | 191 |
) |
192 |
end; |
|
193 |
||
194 |
fun newline_correct s = |
|
195 |
s |
|
196 |
|> Symbol.strip_blanks |
|
197 |
|> space_explode "\n" |
|
198 |
|> map (implode o (fn [] => [] |
|
199 |
| (" "::xs) => xs |
|
200 |
| xs => xs) o explode) |
|
201 |
|> space_implode "\n"; |
|
202 |
||
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fun parse_targetdef s = |
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case Scan.finite Symbol.stopper (Scan.repeat ( |
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($$ "`" |-- $$ "`" >> (CodegenThingol.Pretty o str)) |
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|| ($$ "`" |-- Scan.repeat1 (Scan.unless ($$ "`") (Scan.one Symbol.not_eof)) |
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--| $$ "`" >> (fn ["_"] => CodegenThingol.Name | s => error ("malformed antiquote: " ^ implode s))) |
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|| Scan.repeat1 |
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(Scan.unless ($$ "`") (Scan.one Symbol.not_eof)) >> (CodegenThingol.Pretty o str o implode) |
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)) ((Symbol.explode o Symbol.strip_blanks) s) |
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of (p, []) => p |
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| (p, ss) => error ("Malformed definition: " ^ quote s ^ " - " ^ commas ss); |
18702 | 213 |
|
214 |
||
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215 |
(* generic abstract serializer *) |
18282 | 216 |
|
18702 | 217 |
type serializer = |
218 |
string list list |
|
18756 | 219 |
-> OuterParse.token list -> |
18865 | 220 |
((string -> string option) |
18963 | 221 |
* (string -> itype pretty_syntax option) |
222 |
* (string -> iexpr pretty_syntax option) |
|
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-> string list option |
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-> CodegenThingol.module -> unit) |
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* OuterParse.token list; |
18702 | 226 |
|
18919 | 227 |
fun abstract_serializer (target, nspgrp) name_root (from_defs, from_module, validator, postproc) |
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228 |
postprocess (class_syntax, tyco_syntax, const_syntax) |
18865 | 229 |
select module = |
18702 | 230 |
let |
18963 | 231 |
fun pretty_of_prim resolv (name, primdef) = |
232 |
let |
|
233 |
fun pr (CodegenThingol.Pretty p) = p |
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| pr CodegenThingol.Name = (str o resolv) name; |
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in case AList.lookup (op = : string * string -> bool) primdef target |
18702 | 236 |
of NONE => error ("no primitive definition for " ^ quote name) |
18963 | 237 |
| SOME ps => (case map pr ps |
238 |
of [] => NONE |
|
239 |
| ps => (SOME o Pretty.block) ps) |
|
240 |
end; |
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fun from_module' resolv imps ((name_qual, name), defs) = |
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from_module resolv imps ((name_qual, name), defs) |
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|> postprocess (resolv name_qual); |
18702 | 244 |
in |
245 |
module |
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|> debug_msg (fn _ => "selecting submodule...") |
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247 |
|> (if is_some select then (CodegenThingol.project_module o the) select else I) |
3414c04fbc39
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diff
changeset
|
248 |
|> debug_msg (fn _ => "serializing...") |
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|
249 |
|> CodegenThingol.serialize (from_defs (pretty_of_prim, (class_syntax : string -> string option, tyco_syntax, const_syntax))) |
18919 | 250 |
from_module' validator postproc nspgrp name_root |
18850 | 251 |
|> K () |
18702 | 252 |
end; |
253 |
||
254 |
fun abstract_validator keywords name = |
|
255 |
let |
|
256 |
fun replace_invalid c = |
|
257 |
if (Char.isAlphaNum o the o Char.fromString) c orelse c = "'" |
|
258 |
andalso not (NameSpace.separator = c) |
|
259 |
then c |
|
260 |
else "_" |
|
261 |
fun suffix_it name = |
|
262 |
name |
|
263 |
|> member (op =) keywords ? suffix "'" |
|
264 |
|> (fn name' => if name = name' then name else suffix_it name') |
|
265 |
in |
|
266 |
name |
|
267 |
|> translate_string replace_invalid |
|
268 |
|> suffix_it |
|
269 |
|> (fn name' => if name = name' then NONE else SOME name') |
|
270 |
end; |
|
271 |
||
18850 | 272 |
fun write_file mkdir path p = ( |
273 |
if mkdir |
|
274 |
then |
|
275 |
File.mkdir (Path.dir path) |
|
276 |
else (); |
|
277 |
File.write path (Pretty.output p ^ "\n"); |
|
278 |
p |
|
279 |
); |
|
280 |
||
281 |
fun mk_module_file postprocess_module ext path name p = |
|
282 |
let |
|
283 |
val prfx = Path.dir path; |
|
284 |
val name' = case name |
|
285 |
of "" => Path.base path |
|
286 |
| _ => (Path.ext ext o Path.unpack o implode o separate "/" o NameSpace.unpack) name; |
|
287 |
in |
|
288 |
p |
|
289 |
|> write_file true (Path.append prfx name') |
|
290 |
|> postprocess_module name |
|
291 |
end; |
|
292 |
||
19202 | 293 |
fun constructive_fun (name, (eqs, ty)) = |
294 |
let |
|
295 |
fun check_eq (eq as (lhs, rhs)) = |
|
296 |
if forall CodegenThingol.is_pat lhs |
|
297 |
then SOME eq |
|
298 |
else (warning ("in function " ^ quote name ^ ", throwing away one " |
|
299 |
^ "non-executable function clause"); NONE) |
|
19482
9f11af8f7ef9
tuned basic list operators (flat, maps, map_filter);
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diff
changeset
|
300 |
in case map_filter check_eq eqs |
19202 | 301 |
of [] => error ("in function " ^ quote name ^ ", no" |
302 |
^ "executable function clauses found") |
|
303 |
| eqs => (name, (eqs, ty)) |
|
304 |
end; |
|
305 |
||
18756 | 306 |
fun parse_single_file serializer = |
18850 | 307 |
OuterParse.path |
308 |
>> (fn path => serializer |
|
309 |
(fn "" => write_file false path #> K NONE |
|
310 |
| _ => SOME)); |
|
311 |
||
312 |
fun parse_multi_file postprocess_module ext serializer = |
|
313 |
OuterParse.path |
|
314 |
>> (fn path => (serializer o mk_module_file postprocess_module ext) path); |
|
18702 | 315 |
|
18756 | 316 |
fun parse_internal serializer = |
317 |
OuterParse.name |
|
18850 | 318 |
>> (fn "-" => serializer |
319 |
(fn "" => (fn p => (use_text Context.ml_output false (Pretty.output p); NONE)) |
|
320 |
| _ => SOME) |
|
18756 | 321 |
| _ => Scan.fail ()); |
18702 | 322 |
|
18282 | 323 |
|
18704
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substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
324 |
(* list serializer *) |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
325 |
|
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
326 |
fun pretty_list thingol_nil thingol_cons (target_pred, target_cons) = |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
327 |
let |
19202 | 328 |
fun dest_cons (IConst (c, _) `$ e1 `$ e2) = |
18850 | 329 |
if c = thingol_cons |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
330 |
then SOME (e1, e2) |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
331 |
else NONE |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
332 |
| dest_cons _ = NONE; |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
333 |
fun pretty_default fxy pr e1 e2 = |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
334 |
brackify_infix (target_pred, R) fxy [ |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
335 |
pr (INFX (target_pred, X)) e1, |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
336 |
str target_cons, |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
337 |
pr (INFX (target_pred, R)) e2 |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
338 |
]; |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
339 |
fun pretty_compact fxy pr [e1, e2] = |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
340 |
case CodegenThingol.unfoldr dest_cons e2 |
19202 | 341 |
of (es, IConst (c, _)) => |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
342 |
if c = thingol_nil |
18812 | 343 |
then Pretty.enum "," "[" "]" (map (pr NOBR) (e1::es)) |
18853 | 344 |
else pretty_default fxy pr e1 e2 |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
345 |
| _ => pretty_default fxy pr e1 e2; |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
346 |
in ((2, 2), pretty_compact) end; |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
347 |
|
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
348 |
|
18216 | 349 |
|
350 |
(** ML serializer **) |
|
351 |
||
352 |
local |
|
353 |
||
19150 | 354 |
val reserved_ml = ThmDatabase.ml_reserved @ [ |
355 |
"bool", "int", "list", "unit", "option", "true", "false", "not", "None", "Some", "o" |
|
356 |
]; |
|
357 |
||
358 |
structure NameMangler = NameManglerFun ( |
|
359 |
type ctxt = string list; |
|
360 |
type src = string; |
|
361 |
val ord = string_ord; |
|
362 |
fun mk reserved_ml (name, 0) = |
|
19597 | 363 |
(CodegenTheorems.proper_name o NameSpace.base) name |
19150 | 364 |
| mk reserved_ml (name, i) = |
19597 | 365 |
(CodegenTheorems.proper_name o NameSpace.base) name ^ replicate_string i "'"; |
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
366 |
fun is_valid (reserved_ml : string list) = not o member (op =) reserved_ml; |
19150 | 367 |
fun maybe_unique _ _ = NONE; |
368 |
fun re_mangle _ dst = error ("no such definition name: " ^ quote dst); |
|
369 |
); |
|
370 |
||
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
371 |
fun ml_expr_seri (is_cons, needs_type) (tyco_syntax, const_syntax) resolv = |
18216 | 372 |
let |
18865 | 373 |
val ml_from_label = |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
374 |
str o translate_string (fn "_" => "__" | "." => "_" | c => c) |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
375 |
o NameSpace.base o resolv; |
19213 | 376 |
fun ml_from_tyvar (v, sort) = |
377 |
let |
|
378 |
fun mk_class v class = |
|
379 |
str (prefix "'" v ^ " " ^ resolv class); |
|
380 |
in |
|
381 |
Pretty.block [ |
|
382 |
str "(", |
|
383 |
str v, |
|
384 |
str ":", |
|
385 |
case sort |
|
19253 | 386 |
of [] => str "unit" |
387 |
| [class] => mk_class v class |
|
19213 | 388 |
| _ => Pretty.enum " *" "" "" (map (mk_class v) sort), |
389 |
str ")" |
|
390 |
] |
|
391 |
end; |
|
19280
5091dc43817b
slight improvement in serializer, stub for code generator theorems added
haftmann
parents:
19253
diff
changeset
|
392 |
fun ml_from_sortlookup fxy lss = |
18885 | 393 |
let |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
394 |
fun from_label l = |
19341
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
395 |
Pretty.block [str "#", |
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
396 |
if (is_some o Int.fromString) l then str l |
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
397 |
else ml_from_label l |
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
398 |
]; |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
399 |
fun from_lookup fxy [] p = p |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
400 |
| from_lookup fxy [l] p = |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
401 |
brackify fxy [ |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
402 |
from_label l, |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
403 |
p |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
404 |
] |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
405 |
| from_lookup fxy ls p = |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
406 |
brackify fxy [ |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
407 |
Pretty.enum " o" "(" ")" (map from_label ls), |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
408 |
p |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
409 |
]; |
18885 | 410 |
fun from_classlookup fxy (Instance (inst, lss)) = |
411 |
brackify fxy ( |
|
412 |
(str o resolv) inst |
|
413 |
:: map (ml_from_sortlookup BR) lss |
|
414 |
) |
|
415 |
| from_classlookup fxy (Lookup (classes, (v, ~1))) = |
|
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
416 |
from_lookup BR classes (str v) |
18885 | 417 |
| from_classlookup fxy (Lookup (classes, (v, i))) = |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
418 |
from_lookup BR (string_of_int (i+1) :: classes) (str v) |
19280
5091dc43817b
slight improvement in serializer, stub for code generator theorems added
haftmann
parents:
19253
diff
changeset
|
419 |
in case lss |
19253 | 420 |
of [] => str "()" |
19280
5091dc43817b
slight improvement in serializer, stub for code generator theorems added
haftmann
parents:
19253
diff
changeset
|
421 |
| [ls] => from_classlookup fxy ls |
5091dc43817b
slight improvement in serializer, stub for code generator theorems added
haftmann
parents:
19253
diff
changeset
|
422 |
| lss => (Pretty.list "(" ")" o map (from_classlookup NOBR)) lss |
18885 | 423 |
end; |
18963 | 424 |
fun ml_from_tycoexpr fxy (tyco, tys) = |
425 |
let |
|
426 |
val tyco' = (str o resolv) tyco |
|
427 |
in case map (ml_from_type BR) tys |
|
428 |
of [] => tyco' |
|
429 |
| [p] => Pretty.block [p, Pretty.brk 1, tyco'] |
|
430 |
| (ps as _::_) => Pretty.block [Pretty.list "(" ")" ps, Pretty.brk 1, tyco'] |
|
431 |
end |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
432 |
and ml_from_type fxy (tycoexpr as tyco `%% tys) = |
18702 | 433 |
(case tyco_syntax tyco |
18963 | 434 |
of NONE => ml_from_tycoexpr fxy (tyco, tys) |
18702 | 435 |
| SOME ((i, k), pr) => |
436 |
if not (i <= length tys andalso length tys <= k) |
|
437 |
then error ("number of argument mismatch in customary serialization: " |
|
18865 | 438 |
^ (string_of_int o length) tys ^ " given, " |
439 |
^ string_of_int i ^ " to " ^ string_of_int k |
|
18702 | 440 |
^ " expected") |
441 |
else pr fxy ml_from_type tys) |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
442 |
| ml_from_type fxy (t1 `-> t2) = |
18216 | 443 |
let |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
444 |
val brackify = gen_brackify |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
445 |
(case fxy |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
446 |
of BR => false |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
447 |
| _ => eval_fxy (INFX (1, R)) fxy) o Pretty.breaks; |
18216 | 448 |
in |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
449 |
brackify [ |
18702 | 450 |
ml_from_type (INFX (1, X)) t1, |
451 |
str "->", |
|
452 |
ml_from_type (INFX (1, R)) t2 |
|
453 |
] |
|
18216 | 454 |
end |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
455 |
| ml_from_type fxy (ITyVar v) = |
18885 | 456 |
str ("'" ^ v); |
19202 | 457 |
fun typify ty p = |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
458 |
let |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
459 |
fun needs_type_t (tyco `%% tys) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
460 |
needs_type tyco |
19202 | 461 |
orelse exists needs_type_t tys |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
462 |
| needs_type_t (ITyVar _) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
463 |
false |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
464 |
| needs_type_t (ty1 `-> ty2) = |
19202 | 465 |
needs_type_t ty1 orelse needs_type_t ty2; |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
466 |
in if needs_type_t ty |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
467 |
then |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
468 |
Pretty.enclose "(" ")" [ |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
469 |
p, |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
470 |
str ":", |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
471 |
ml_from_type NOBR ty |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
472 |
] |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
473 |
else p |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
474 |
end; |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
475 |
fun ml_from_expr fxy (e as IConst x) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
476 |
ml_from_app fxy (x, []) |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
477 |
| ml_from_expr fxy (IVar v) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
478 |
str v |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
479 |
| ml_from_expr fxy (e as e1 `$ e2) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
480 |
(case CodegenThingol.unfold_const_app e |
18885 | 481 |
of SOME x => ml_from_app fxy x |
18865 | 482 |
| NONE => |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
483 |
brackify fxy [ |
18885 | 484 |
ml_from_expr NOBR e1, |
485 |
ml_from_expr BR e2 |
|
18216 | 486 |
]) |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
487 |
| ml_from_expr fxy ((v, ty) `|-> e) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
488 |
brackify BR [ |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
489 |
str "fn", |
19202 | 490 |
typify ty (str v), |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
491 |
str "=>", |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
492 |
ml_from_expr NOBR e |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
493 |
] |
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
494 |
| ml_from_expr fxy (INum (n, _)) = |
19213 | 495 |
brackify BR [ |
19202 | 496 |
(str o IntInf.toString) n, |
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
497 |
str ":IntInf.int" |
19202 | 498 |
] |
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
499 |
| ml_from_expr _ (IChar (c, _)) = |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
500 |
(str o prefix "#" o quote) |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
501 |
(let val i = (Char.ord o the o Char.fromString) c |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
502 |
in if i < 32 |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
503 |
then prefix "\\" c |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
504 |
else c |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
505 |
end) |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
506 |
| ml_from_expr fxy (IAbs (((ve, vty), be), _)) = |
19038 | 507 |
brackify BR [ |
508 |
str "fn", |
|
19202 | 509 |
typify vty (ml_from_expr NOBR ve), |
19038 | 510 |
str "=>", |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
511 |
ml_from_expr NOBR be |
18216 | 512 |
] |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
513 |
| ml_from_expr fxy (e as ICase ((_, [_]), _)) = |
18216 | 514 |
let |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
515 |
val (ves, be) = CodegenThingol.unfold_let e; |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
516 |
fun mk_val ((ve, vty), se) = Pretty.block [ |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
517 |
(Pretty.block o Pretty.breaks) [ |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
518 |
str "val", |
19202 | 519 |
typify vty (ml_from_expr NOBR ve), |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
520 |
str "=", |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
521 |
ml_from_expr NOBR se |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
522 |
], |
18702 | 523 |
str ";" |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
524 |
]; |
18216 | 525 |
in Pretty.chunks [ |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
526 |
[str ("let"), Pretty.fbrk, map mk_val ves |> Pretty.chunks] |> Pretty.block, |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
527 |
[str ("in"), Pretty.fbrk, ml_from_expr NOBR be] |> Pretty.block, |
18702 | 528 |
str ("end") |
18216 | 529 |
] end |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
530 |
| ml_from_expr fxy (ICase (((de, dty), bse::bses), _)) = |
18216 | 531 |
let |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
532 |
fun mk_clause definer (se, be) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
533 |
(Pretty.block o Pretty.breaks) [ |
18702 | 534 |
str definer, |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
535 |
ml_from_expr NOBR se, |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
536 |
str "=>", |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
537 |
ml_from_expr NOBR be |
18216 | 538 |
] |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
539 |
in brackify fxy ( |
19341
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
540 |
str "(case" |
19202 | 541 |
:: typify dty (ml_from_expr NOBR de) |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
542 |
:: mk_clause "of" bse |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
543 |
:: map (mk_clause "|") bses |
19341
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
544 |
@ [str ")"] |
18216 | 545 |
) end |
18885 | 546 |
| ml_from_expr _ e = |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
547 |
error ("dubious expression: " ^ (Pretty.output o CodegenThingol.pretty_iexpr) e) |
18885 | 548 |
and ml_mk_app f es = |
19136 | 549 |
if is_cons f andalso length es > 1 then |
19038 | 550 |
[(str o resolv) f, Pretty.enum "," "(" ")" (map (ml_from_expr BR) es)] |
18702 | 551 |
else |
18885 | 552 |
(str o resolv) f :: map (ml_from_expr BR) es |
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
553 |
and ml_from_app fxy (app_expr as ((c, (lss, ty)), es)) = |
18885 | 554 |
case map (ml_from_sortlookup BR) lss |
555 |
of [] => |
|
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
556 |
from_app ml_mk_app ml_from_expr const_syntax fxy app_expr |
18885 | 557 |
| lss => |
558 |
brackify fxy ( |
|
559 |
(str o resolv) c |
|
560 |
:: (lss |
|
561 |
@ map (ml_from_expr BR) es) |
|
562 |
); |
|
19213 | 563 |
in (ml_from_label, ml_from_tyvar, ml_from_sortlookup, ml_from_tycoexpr, ml_from_type, typify, ml_from_expr) end; |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
564 |
|
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
565 |
fun ml_fun_datatyp (is_cons, needs_type) (tyco_syntax, const_syntax) resolv = |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
566 |
let |
19213 | 567 |
val (ml_from_label, ml_from_tyvar, ml_from_sortlookup, ml_from_tycoexpr, ml_from_type, typify, ml_from_expr) = |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
568 |
ml_expr_seri (is_cons, needs_type) (tyco_syntax, const_syntax) resolv; |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
569 |
fun chunk_defs ps = |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
570 |
let |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
571 |
val (p_init, p_last) = split_last ps |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
572 |
in |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
573 |
Pretty.chunks (p_init @ [Pretty.block ([p_last, str ";"])]) |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
574 |
end; |
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
575 |
fun eta_expand_poly_fun (funn as (_, (_::_, _))) = |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
576 |
funn |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
577 |
| eta_expand_poly_fun (funn as (eqs, sctxt_ty as (_, ty))) = |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
578 |
let |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
579 |
fun no_eta (_::_, _) = I |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
580 |
| no_eta (_, _ `|-> _) = I |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
581 |
| no_eta (_, IAbs (_, _)) = I |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
582 |
| no_eta ([], e) = K false; |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
583 |
fun has_tyvars (_ `%% tys) = |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
584 |
exists has_tyvars tys |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
585 |
| has_tyvars (ITyVar _) = |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
586 |
true |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
587 |
| has_tyvars (ty1 `-> ty2) = |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
588 |
has_tyvars ty1 orelse has_tyvars ty2; |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
589 |
in if (not o has_tyvars) ty orelse fold no_eta eqs true |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
590 |
then funn |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
591 |
else (map (fn ([], rhs) => ([IVar "x"], rhs `$ IVar "x")) eqs, sctxt_ty) |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
592 |
end; |
18912 | 593 |
fun ml_from_funs (defs as def::defs_tl) = |
18216 | 594 |
let |
19213 | 595 |
fun mk_definer [] [] = "val" |
596 |
| mk_definer _ _ = "fun"; |
|
597 |
fun check_args (_, ((pats, _)::_, (sortctxt, _))) NONE = |
|
598 |
SOME (mk_definer pats sortctxt) |
|
599 |
| check_args (_, ((pats, _)::_, (sortctxt, _))) (SOME definer) = |
|
600 |
if mk_definer pats sortctxt = definer |
|
18216 | 601 |
then SOME definer |
19213 | 602 |
else error ("mixing simultaneous vals and funs not implemented"); |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
603 |
fun mk_fun definer (name, (eqs as eq::eq_tl, (sortctxt, ty))) = |
18216 | 604 |
let |
19136 | 605 |
val shift = if null eq_tl then I else |
606 |
map (Pretty.block o single o Pretty.block o single); |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
607 |
fun mk_arg e ty = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
608 |
ml_from_expr BR e |
19202 | 609 |
|> typify ty |
18912 | 610 |
fun mk_eq definer (pats, expr) = |
611 |
(Pretty.block o Pretty.breaks) ( |
|
612 |
[str definer, (str o resolv) name] |
|
19213 | 613 |
@ (if null pats andalso null sortctxt |
18912 | 614 |
then [str ":", ml_from_type NOBR ty] |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
615 |
else |
19213 | 616 |
map ml_from_tyvar sortctxt |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
617 |
@ map2 mk_arg pats |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
618 |
((curry Library.take (length pats) o fst o CodegenThingol.unfold_fun) ty)) |
18912 | 619 |
@ [str "=", ml_from_expr NOBR expr] |
620 |
) |
|
18216 | 621 |
in |
18912 | 622 |
(Pretty.block o Pretty.fbreaks o shift) ( |
623 |
mk_eq definer eq |
|
624 |
:: map (mk_eq "|") eq_tl |
|
625 |
) |
|
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
626 |
end; |
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
627 |
val def' :: defs' = map (apsnd eta_expand_poly_fun o constructive_fun) defs |
18216 | 628 |
in |
629 |
chunk_defs ( |
|
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
630 |
(mk_fun (the (fold check_args defs NONE))) def' |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
631 |
:: map (mk_fun "and") defs' |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
632 |
) |
18216 | 633 |
end; |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
634 |
fun ml_from_datatypes (defs as (def::defs_tl)) = |
18216 | 635 |
let |
18702 | 636 |
fun mk_cons (co, []) = |
637 |
str (resolv co) |
|
638 |
| mk_cons (co, tys) = |
|
19136 | 639 |
Pretty.block [ |
640 |
str (resolv co), |
|
641 |
str " of", |
|
642 |
Pretty.brk 1, |
|
643 |
Pretty.enum " *" "" "" (map (ml_from_type NOBR) tys) |
|
644 |
] |
|
19038 | 645 |
fun mk_datatype definer (t, (vs, cs)) = |
18912 | 646 |
(Pretty.block o Pretty.breaks) ( |
18702 | 647 |
str definer |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
648 |
:: ml_from_tycoexpr NOBR (t, map (ITyVar o fst) vs) |
18912 | 649 |
:: str "=" |
650 |
:: separate (str "|") (map mk_cons cs) |
|
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
651 |
) |
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
652 |
in |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
653 |
chunk_defs ( |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
654 |
mk_datatype "datatype" def |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
655 |
:: map (mk_datatype "and") defs_tl |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
656 |
) |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
657 |
end; |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
658 |
in (ml_from_funs, ml_from_datatypes) end; |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
659 |
|
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
660 |
fun ml_from_defs (is_cons, needs_type) |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
661 |
(from_prim, (_, tyco_syntax, const_syntax)) resolver prefix defs = |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
662 |
let |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
663 |
val resolv = resolver prefix; |
19213 | 664 |
val (ml_from_label, ml_from_tyvar, ml_from_sortlookup, ml_from_tycoexpr, ml_from_type, typify, ml_from_expr) = |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
665 |
ml_expr_seri (is_cons, needs_type) (tyco_syntax, const_syntax) resolv; |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
666 |
val (ml_from_funs, ml_from_datatypes) = |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
667 |
ml_fun_datatyp (is_cons, needs_type) (tyco_syntax, const_syntax) resolv; |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
668 |
val filter_datatype = |
19482
9f11af8f7ef9
tuned basic list operators (flat, maps, map_filter);
wenzelm
parents:
19466
diff
changeset
|
669 |
map_filter |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
670 |
(fn (name, CodegenThingol.Datatype info) => SOME (name, info) |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
671 |
| (name, CodegenThingol.Datatypecons _) => NONE |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
672 |
| (name, def) => error ("datatype block containing illegal def: " |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
673 |
^ (Pretty.output o CodegenThingol.pretty_def) def)); |
19136 | 674 |
fun filter_class defs = |
19482
9f11af8f7ef9
tuned basic list operators (flat, maps, map_filter);
wenzelm
parents:
19466
diff
changeset
|
675 |
case map_filter |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
676 |
(fn (name, CodegenThingol.Class info) => SOME (name, info) |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
677 |
| (name, CodegenThingol.Classmember _) => NONE |
19136 | 678 |
| (name, def) => error ("class block containing illegal def: " |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
679 |
^ (Pretty.output o CodegenThingol.pretty_def) def)) defs |
19136 | 680 |
of [class] => class |
681 |
| _ => error ("class block without class: " ^ (commas o map (quote o fst)) defs) |
|
682 |
fun ml_from_class (name, (supclasses, (v, membrs))) = |
|
683 |
let |
|
684 |
fun from_supclass class = |
|
685 |
Pretty.block [ |
|
686 |
ml_from_label class, |
|
687 |
str ":", |
|
688 |
Pretty.brk 1, |
|
689 |
str ("'" ^ v), |
|
690 |
Pretty.brk 1, |
|
691 |
(str o resolv) class |
|
692 |
]; |
|
693 |
fun from_membr (m, (_, ty)) = |
|
694 |
Pretty.block [ |
|
695 |
ml_from_label m, |
|
696 |
str ":", |
|
697 |
Pretty.brk 1, |
|
698 |
ml_from_type NOBR ty |
|
699 |
]; |
|
700 |
fun from_membr_fun (m, _) = |
|
701 |
(Pretty.block o Pretty.breaks) [ |
|
702 |
str "fun", |
|
703 |
(str o resolv) m, |
|
704 |
Pretty.enclose "(" ")" [str (v ^ ":'" ^ v ^ " " ^ resolv name)], |
|
705 |
str "=", |
|
706 |
Pretty.block [str "#", ml_from_label m], |
|
707 |
str (v ^ ";") |
|
708 |
]; |
|
709 |
in |
|
710 |
Pretty.chunks ( |
|
711 |
(Pretty.block o Pretty.breaks) [ |
|
712 |
str "type", |
|
713 |
str ("'" ^ v), |
|
714 |
(str o resolv) name, |
|
715 |
str "=", |
|
716 |
Pretty.enum "," "{" "};" ( |
|
717 |
map from_supclass supclasses @ map from_membr membrs |
|
718 |
) |
|
719 |
] |
|
720 |
:: map from_membr_fun membrs) |
|
721 |
end |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
722 |
fun ml_from_def (name, CodegenThingol.Undef) = |
18702 | 723 |
error ("empty definition during serialization: " ^ quote name) |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
724 |
| ml_from_def (name, CodegenThingol.Prim prim) = |
18963 | 725 |
from_prim resolv (name, prim) |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
726 |
| ml_from_def (name, CodegenThingol.Typesyn (vs, ty)) = |
18865 | 727 |
(map (fn (vname, []) => () | _ => |
728 |
error "can't serialize sort constrained type declaration to ML") vs; |
|
18702 | 729 |
Pretty.block [ |
730 |
str "type ", |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
731 |
ml_from_tycoexpr NOBR (name, map (ITyVar o fst) vs), |
18702 | 732 |
str " =", |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
733 |
Pretty.brk 1, |
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
734 |
ml_from_type NOBR ty, |
18702 | 735 |
str ";" |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
736 |
] |
18702 | 737 |
) |> SOME |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
738 |
| ml_from_def (name, CodegenThingol.Classinst (((class, (tyco, arity)), suparities), memdefs)) = |
18865 | 739 |
let |
740 |
val definer = if null arity then "val" else "fun" |
|
19136 | 741 |
fun from_supclass (supclass, (supinst, lss)) = |
18885 | 742 |
(Pretty.block o Pretty.breaks) ( |
743 |
ml_from_label supclass |
|
744 |
:: str "=" |
|
19136 | 745 |
:: (str o resolv) supinst |
19280
5091dc43817b
slight improvement in serializer, stub for code generator theorems added
haftmann
parents:
19253
diff
changeset
|
746 |
:: (if null lss andalso (not o null) arity |
5091dc43817b
slight improvement in serializer, stub for code generator theorems added
haftmann
parents:
19253
diff
changeset
|
747 |
then [str "()"] |
5091dc43817b
slight improvement in serializer, stub for code generator theorems added
haftmann
parents:
19253
diff
changeset
|
748 |
else map (ml_from_sortlookup NOBR) lss) |
18885 | 749 |
); |
19253 | 750 |
fun from_memdef (m, ((m', def), lss)) = |
19213 | 751 |
(ml_from_funs [(m', def)], (Pretty.block o Pretty.breaks) ( |
19136 | 752 |
ml_from_label m |
753 |
:: str "=" |
|
19213 | 754 |
:: (str o resolv) m' |
19253 | 755 |
:: map (ml_from_sortlookup NOBR) lss |
19136 | 756 |
)); |
19253 | 757 |
fun mk_corp rhs = |
758 |
(Pretty.block o Pretty.breaks) ( |
|
759 |
str definer |
|
760 |
:: (str o resolv) name |
|
761 |
:: map ml_from_tyvar arity |
|
762 |
@ [str "=", rhs] |
|
763 |
); |
|
18865 | 764 |
fun mk_memdefs supclassexprs [] = |
765 |
Pretty.enum "," "{" "};" ( |
|
766 |
supclassexprs |
|
19253 | 767 |
) |> mk_corp |
18865 | 768 |
| mk_memdefs supclassexprs memdefs = |
769 |
let |
|
770 |
val (defs, assigns) = (split_list o map from_memdef) memdefs; |
|
771 |
in |
|
772 |
Pretty.chunks [ |
|
19253 | 773 |
Pretty.block [ |
774 |
str "local", |
|
775 |
Pretty.fbrk, |
|
776 |
Pretty.chunks defs |
|
777 |
], |
|
778 |
Pretty.block [str "in", Pretty.brk 1, |
|
779 |
(mk_corp o Pretty.block o Pretty.breaks) [ |
|
780 |
Pretty.enum "," "{" "}" (supclassexprs @ assigns), |
|
781 |
str ":", |
|
782 |
ml_from_tycoexpr NOBR (class, [tyco `%% map (ITyVar o fst) arity]) |
|
783 |
] |
|
784 |
], |
|
785 |
str "end; (* instance *)" |
|
786 |
] |
|
18865 | 787 |
end; |
788 |
in |
|
19253 | 789 |
mk_memdefs (map from_supclass suparities) memdefs |> SOME |
19213 | 790 |
end |
791 |
| ml_from_def (name, CodegenThingol.Classinstmember) = NONE; |
|
18850 | 792 |
in case defs |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
793 |
of (_, CodegenThingol.Fun _)::_ => (SOME o ml_from_funs o map (fn (name, CodegenThingol.Fun info) => (name, info))) defs |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
794 |
| (_, CodegenThingol.Datatypecons _)::_ => (SOME o ml_from_datatypes o filter_datatype) defs |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
795 |
| (_, CodegenThingol.Datatype _)::_ => (SOME o ml_from_datatypes o filter_datatype) defs |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
796 |
| (_, CodegenThingol.Class _)::_ => (SOME o ml_from_class o filter_class) defs |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
797 |
| (_, CodegenThingol.Classmember _)::_ => (SOME o ml_from_class o filter_class) defs |
18850 | 798 |
| [def] => ml_from_def def |
19136 | 799 |
| defs => error ("illegal mutual dependencies: " ^ (commas o map fst) defs) |
18216 | 800 |
end; |
801 |
||
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
802 |
fun ml_annotators (nsp_dtcon, nsp_class, is_int_tyco) = |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
803 |
let |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
804 |
fun needs_type tyco = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
805 |
CodegenThingol.has_nsp tyco nsp_class |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
806 |
orelse is_int_tyco tyco; |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
807 |
fun is_cons c = CodegenThingol.has_nsp c nsp_dtcon; |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
808 |
in (is_cons, needs_type) end; |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
809 |
|
18216 | 810 |
in |
811 |
||
18865 | 812 |
fun ml_from_thingol target (nsp_dtcon, nsp_class, is_int_tyco) nspgrp = |
18216 | 813 |
let |
19341
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
814 |
fun ml_from_module resolv _ ((_, name), ps) = |
18756 | 815 |
Pretty.chunks ([ |
18702 | 816 |
str ("structure " ^ name ^ " = "), |
817 |
str "struct", |
|
818 |
str "" |
|
819 |
] @ separate (str "") ps @ [ |
|
820 |
str "", |
|
821 |
str ("end; (* struct " ^ name ^ " *)") |
|
18756 | 822 |
]); |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
823 |
val (is_cons, needs_type) = ml_annotators (nsp_dtcon, nsp_class, is_int_tyco); |
18756 | 824 |
val serializer = abstract_serializer (target, nspgrp) |
18919 | 825 |
"ROOT" (ml_from_defs (is_cons, needs_type), ml_from_module, |
826 |
abstract_validator reserved_ml, snd); |
|
18756 | 827 |
fun eta_expander module const_syntax s = |
18702 | 828 |
case const_syntax s |
829 |
of SOME ((i, _), _) => i |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
830 |
| _ => if CodegenThingol.has_nsp s nsp_dtcon |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
831 |
then case CodegenThingol.get_def module s |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
832 |
of CodegenThingol.Datatypecons dtname => |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
833 |
case CodegenThingol.get_def module dtname |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
834 |
of CodegenThingol.Datatype (_, cs) => |
18702 | 835 |
let val l = AList.lookup (op =) cs s |> the |> length |
836 |
in if l >= 2 then l else 0 end |
|
837 |
else 0; |
|
18850 | 838 |
val parse_multi = |
839 |
OuterParse.name |
|
840 |
#-> (fn "dir" => |
|
841 |
parse_multi_file |
|
842 |
(K o SOME o str o suffix ";" o prefix "val _ = use " |
|
843 |
o quote o suffix ".ML" o translate_string (fn "." => "/" | s => s)) "ML" serializer |
|
844 |
| _ => Scan.fail ()); |
|
18282 | 845 |
in |
18850 | 846 |
(parse_multi |
847 |
|| parse_internal serializer |
|
848 |
|| parse_single_file serializer) |
|
18865 | 849 |
>> (fn seri => fn (class_syntax, tyco_syntax, const_syntax) => seri |
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
850 |
(class_syntax, tyco_syntax, const_syntax)) |
18216 | 851 |
end; |
852 |
||
19150 | 853 |
fun mk_flat_ml_resolver names = |
854 |
let |
|
855 |
val mangler = |
|
856 |
NameMangler.empty |
|
857 |
|> fold_map (NameMangler.declare reserved_ml) names |
|
858 |
|-> (fn _ => I) |
|
859 |
in NameMangler.get reserved_ml mangler end; |
|
860 |
||
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
861 |
fun ml_fun_datatype (nsp_dtcon, nsp_class, is_int_tyco) = |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
862 |
ml_fun_datatyp (ml_annotators (nsp_dtcon, nsp_class, is_int_tyco)); |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
863 |
|
18216 | 864 |
end; (* local *) |
865 |
||
18282 | 866 |
local |
867 |
||
18963 | 868 |
fun hs_from_defs with_typs (from_prim, (class_syntax, tyco_syntax, const_syntax)) |
19038 | 869 |
resolver prefix defs = |
18282 | 870 |
let |
19341
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
871 |
val resolv = resolver ""; |
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
872 |
val resolv_here = resolver prefix; |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
873 |
fun hs_from_sctxt vs = |
18282 | 874 |
let |
18865 | 875 |
fun from_class cls = |
18919 | 876 |
class_syntax cls |
877 |
|> the_default (resolv cls) |
|
18702 | 878 |
fun from_sctxt [] = str "" |
18282 | 879 |
| from_sctxt vs = |
880 |
vs |
|
18919 | 881 |
|> map (fn (v, cls) => str (from_class cls ^ " " ^ v)) |
18812 | 882 |
|> Pretty.enum "," "(" ")" |
18702 | 883 |
|> (fn p => Pretty.block [p, str " => "]) |
18282 | 884 |
in |
885 |
vs |
|
886 |
|> map (fn (v, sort) => map (pair v) sort) |
|
19466 | 887 |
|> flat |
18282 | 888 |
|> from_sctxt |
889 |
end; |
|
18963 | 890 |
fun hs_from_tycoexpr fxy (tyco, tys) = |
19341
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
891 |
brackify fxy (str tyco :: map (hs_from_type BR) tys) |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
892 |
and hs_from_type fxy (tycoexpr as tyco `%% tys) = |
18865 | 893 |
(case tyco_syntax tyco |
18335 | 894 |
of NONE => |
19341
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
895 |
hs_from_tycoexpr fxy (resolv tyco, tys) |
18702 | 896 |
| SOME ((i, k), pr) => |
18865 | 897 |
if not (i <= length tys andalso length tys <= k) |
18702 | 898 |
then error ("number of argument mismatch in customary serialization: " |
18865 | 899 |
^ (string_of_int o length) tys ^ " given, " |
900 |
^ string_of_int i ^ " to " ^ string_of_int k |
|
18702 | 901 |
^ " expected") |
18865 | 902 |
else pr fxy hs_from_type tys) |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
903 |
| hs_from_type fxy (t1 `-> t2) = |
18865 | 904 |
brackify_infix (1, R) fxy [ |
905 |
hs_from_type (INFX (1, X)) t1, |
|
906 |
str "->", |
|
907 |
hs_from_type (INFX (1, R)) t2 |
|
908 |
] |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
909 |
| hs_from_type fxy (ITyVar v) = |
18919 | 910 |
str v; |
18963 | 911 |
fun hs_from_sctxt_tycoexpr (sctxt, tycoexpr) = |
912 |
Pretty.block [hs_from_sctxt sctxt, hs_from_tycoexpr NOBR tycoexpr] |
|
18865 | 913 |
fun hs_from_sctxt_type (sctxt, ty) = |
914 |
Pretty.block [hs_from_sctxt sctxt, hs_from_type NOBR ty] |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
915 |
fun hs_from_expr fxy (e as IConst x) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
916 |
hs_from_app fxy (x, []) |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
917 |
| hs_from_expr fxy (e as (e1 `$ e2)) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
918 |
(case CodegenThingol.unfold_const_app e |
18865 | 919 |
of SOME x => hs_from_app fxy x |
18282 | 920 |
| _ => |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
921 |
brackify fxy [ |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
922 |
hs_from_expr NOBR e1, |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
923 |
hs_from_expr BR e2 |
18282 | 924 |
]) |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
925 |
| hs_from_expr fxy (IVar v) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
926 |
(str o String.implode o nth_map 0 Char.toLower o String.explode) v |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
927 |
| hs_from_expr fxy (e as _ `|-> _) = |
18282 | 928 |
let |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
929 |
val (es, e) = CodegenThingol.unfold_abs e |
18282 | 930 |
in |
19038 | 931 |
brackify BR ( |
18702 | 932 |
str "\\" |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
933 |
:: map (hs_from_expr BR o fst) es @ [ |
18702 | 934 |
str "->", |
19038 | 935 |
hs_from_expr NOBR e |
18282 | 936 |
]) |
937 |
end |
|
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
938 |
| hs_from_expr fxy (INum (n, _)) = |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
939 |
(str o IntInf.toString) n |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
940 |
| hs_from_expr fxy (IChar (c, _)) = |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
941 |
(str o enclose "'" "'") |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
942 |
(let val i = (Char.ord o the o Char.fromString) c |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
943 |
in if i < 32 |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
944 |
then Library.prefix "\\" c |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
945 |
else c |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
946 |
end) |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
947 |
| hs_from_expr fxy (e as IAbs _) = |
18282 | 948 |
let |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
949 |
val (es, e) = CodegenThingol.unfold_abs e |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
950 |
in |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
951 |
brackify BR ( |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
952 |
str "\\" |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
953 |
:: map (hs_from_expr BR o fst) es @ [ |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
954 |
str "->", |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
955 |
hs_from_expr NOBR e |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
956 |
]) |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
957 |
end |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
958 |
| hs_from_expr fxy (e as ICase ((_, [_]), _)) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
959 |
let |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
960 |
val (ps, body) = CodegenThingol.unfold_let e; |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
961 |
fun mk_bind ((p, _), e) = (Pretty.block o Pretty.breaks) [ |
18865 | 962 |
hs_from_expr BR p, |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
963 |
str "=", |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
964 |
hs_from_expr NOBR e |
18282 | 965 |
]; |
966 |
in Pretty.chunks [ |
|
18702 | 967 |
[str ("let"), Pretty.fbrk, map mk_bind ps |> Pretty.chunks] |> Pretty.block, |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
968 |
[str ("in "), hs_from_expr NOBR body] |> Pretty.block |
18282 | 969 |
] end |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
970 |
| hs_from_expr fxy (ICase (((de, _), bses), _)) = |
18282 | 971 |
let |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
972 |
fun mk_clause (se, be) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
973 |
(Pretty.block o Pretty.breaks) [ |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
974 |
hs_from_expr NOBR se, |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
975 |
str "->", |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
976 |
hs_from_expr NOBR be |
18282 | 977 |
] |
18850 | 978 |
in Pretty.block [ |
979 |
str "case", |
|
980 |
Pretty.brk 1, |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
981 |
hs_from_expr NOBR de, |
18850 | 982 |
Pretty.brk 1, |
983 |
str "of", |
|
984 |
Pretty.fbrk, |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
985 |
(Pretty.chunks o map mk_clause) bses |
18850 | 986 |
] end |
18865 | 987 |
and hs_mk_app c es = |
18919 | 988 |
(str o resolv) c :: map (hs_from_expr BR) es |
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
989 |
and hs_from_app fxy = |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
990 |
from_app hs_mk_app hs_from_expr const_syntax fxy |
19202 | 991 |
fun hs_from_funeqs (def as (name, _)) = |
18865 | 992 |
let |
19202 | 993 |
fun from_eq (args, rhs) = |
18865 | 994 |
Pretty.block [ |
19038 | 995 |
(str o resolv_here) name, |
18865 | 996 |
Pretty.block (map (fn p => Pretty.block [Pretty.brk 1, hs_from_expr BR p]) args), |
997 |
Pretty.brk 1, |
|
998 |
str ("="), |
|
999 |
Pretty.brk 1, |
|
1000 |
hs_from_expr NOBR rhs |
|
1001 |
] |
|
19202 | 1002 |
in Pretty.chunks ((map from_eq o fst o snd o constructive_fun) def) end; |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
1003 |
fun hs_from_def (name, CodegenThingol.Undef) = |
18702 | 1004 |
error ("empty statement during serialization: " ^ quote name) |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
1005 |
| hs_from_def (name, CodegenThingol.Prim prim) = |
19038 | 1006 |
from_prim resolv_here (name, prim) |
19202 | 1007 |
| hs_from_def (name, CodegenThingol.Fun (def as (_, (sctxt, ty)))) = |
18963 | 1008 |
let |
19202 | 1009 |
val body = hs_from_funeqs (name, def); |
18963 | 1010 |
in if with_typs then |
1011 |
Pretty.chunks [ |
|
1012 |
Pretty.block [ |
|
19038 | 1013 |
(str o suffix " ::" o resolv_here) name, |
18963 | 1014 |
Pretty.brk 1, |
1015 |
hs_from_sctxt_type (sctxt, ty) |
|
1016 |
], |
|
1017 |
body |
|
1018 |
] |> SOME |
|
1019 |
else SOME body end |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
1020 |
| hs_from_def (name, CodegenThingol.Typesyn (sctxt, ty)) = |
18282 | 1021 |
Pretty.block [ |
18702 | 1022 |
str "type ", |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
1023 |
hs_from_sctxt_tycoexpr (sctxt, (resolv_here name, map (ITyVar o fst) sctxt)), |
18702 | 1024 |
str " =", |
18282 | 1025 |
Pretty.brk 1, |
18865 | 1026 |
hs_from_sctxt_type ([], ty) |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1027 |
] |> SOME |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
1028 |
| hs_from_def (name, CodegenThingol.Datatype (sctxt, constrs)) = |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1029 |
let |
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1030 |
fun mk_cons (co, tys) = |
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1031 |
(Pretty.block o Pretty.breaks) ( |
19038 | 1032 |
(str o resolv_here) co |
19597 | 1033 |
:: map (hs_from_type BR) tys |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1034 |
) |
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1035 |
in |
19597 | 1036 |
Pretty.block ( |
18702 | 1037 |
str "data " |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
1038 |
:: hs_from_sctxt_tycoexpr (sctxt, (resolv_here name, map (ITyVar o fst) sctxt)) |
18702 | 1039 |
:: str " =" |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1040 |
:: Pretty.brk 1 |
18702 | 1041 |
:: separate (Pretty.block [Pretty.brk 1, str "| "]) (map mk_cons constrs) |
19597 | 1042 |
) |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1043 |
end |> SOME |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
1044 |
| hs_from_def (_, CodegenThingol.Datatypecons _) = |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1045 |
NONE |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
1046 |
| hs_from_def (name, CodegenThingol.Class (supclasss, (v, membrs))) = |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1047 |
let |
18865 | 1048 |
fun mk_member (m, (sctxt, ty)) = |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1049 |
Pretty.block [ |
19038 | 1050 |
str (resolv_here m ^ " ::"), |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1051 |
Pretty.brk 1, |
18865 | 1052 |
hs_from_sctxt_type (sctxt, ty) |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1053 |
] |
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1054 |
in |
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1055 |
Pretty.block [ |
18702 | 1056 |
str "class ", |
19213 | 1057 |
hs_from_sctxt [(v, supclasss)], |
19038 | 1058 |
str (resolv_here name ^ " " ^ v), |
18702 | 1059 |
str " where", |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1060 |
Pretty.fbrk, |
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1061 |
Pretty.chunks (map mk_member membrs) |
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1062 |
] |> SOME |
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1063 |
end |
19213 | 1064 |
| hs_from_def (_, CodegenThingol.Classmember _) = |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1065 |
NONE |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
1066 |
| hs_from_def (_, CodegenThingol.Classinst (((clsname, (tyco, arity)), _), memdefs)) = |
18385 | 1067 |
Pretty.block [ |
18702 | 1068 |
str "instance ", |
19213 | 1069 |
hs_from_sctxt arity, |
1070 |
str (resolv clsname ^ " "), |
|
1071 |
hs_from_type BR (tyco `%% map (ITyVar o fst) arity), |
|
18702 | 1072 |
str " where", |
18385 | 1073 |
Pretty.fbrk, |
19253 | 1074 |
Pretty.chunks (map (fn (m, ((_, (eqs, ty)), _)) => hs_from_funeqs (m, (eqs, ty))) memdefs) |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1075 |
] |> SOME |
19213 | 1076 |
| hs_from_def (_, CodegenThingol.Classinstmember) = |
1077 |
NONE |
|
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1078 |
in |
19482
9f11af8f7ef9
tuned basic list operators (flat, maps, map_filter);
wenzelm
parents:
19466
diff
changeset
|
1079 |
case map_filter (fn (name, def) => hs_from_def (name, def)) defs |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1080 |
of [] => NONE |
18702 | 1081 |
| l => (SOME o Pretty.chunks o separate (str "")) l |
18282 | 1082 |
end; |
1083 |
||
1084 |
in |
|
1085 |
||
18919 | 1086 |
fun hs_from_thingol target nsps_upper nspgrp = |
18282 | 1087 |
let |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
1088 |
val reserved_hs = [ |
18702 | 1089 |
"hiding", "deriving", "where", "case", "of", "infix", "infixl", "infixr", |
1090 |
"import", "default", "forall", "let", "in", "class", "qualified", "data", |
|
1091 |
"newtype", "instance", "if", "then", "else", "type", "as", "do", "module" |
|
1092 |
] @ [ |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
1093 |
"Bool", "Integer", "Maybe", "True", "False", "Nothing", "Just", "not", "negate" |
18702 | 1094 |
]; |
19341
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
1095 |
fun hs_from_module resolv imps ((_, name), ps) = |
19038 | 1096 |
(Pretty.chunks) ( |
1097 |
str ("module " ^ name ^ " where") |
|
1098 |
:: map (str o prefix "import qualified ") imps @ ( |
|
1099 |
str "" |
|
1100 |
:: separate (str "") ps |
|
1101 |
)); |
|
18919 | 1102 |
fun postproc (shallow, n) = |
1103 |
let |
|
1104 |
fun ch_first f = String.implode o nth_map 0 f o String.explode; |
|
1105 |
in if member (op =) nsps_upper shallow |
|
1106 |
then ch_first Char.toUpper n |
|
1107 |
else ch_first Char.toLower n |
|
1108 |
end; |
|
18963 | 1109 |
fun serializer with_typs = abstract_serializer (target, nspgrp) |
1110 |
"Main" (hs_from_defs with_typs, hs_from_module, abstract_validator reserved_hs, postproc); |
|
18756 | 1111 |
fun eta_expander const_syntax c = |
18702 | 1112 |
const_syntax c |
1113 |
|> Option.map (fst o fst) |
|
1114 |
|> the_default 0; |
|
18282 | 1115 |
in |
18963 | 1116 |
(Scan.optional (OuterParse.name >> (fn "no_typs" => false | s => Scan.fail_with (fn _ => "illegal flag: " ^ quote s) true)) true |
1117 |
#-> (fn with_typs => parse_multi_file ((K o K) NONE) "hs" (serializer with_typs))) |
|
1118 |
>> (fn (seri) => fn (class_syntax, tyco_syntax, const_syntax) => seri |
|
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
1119 |
(class_syntax, tyco_syntax, const_syntax)) |
18282 | 1120 |
end; |
1121 |
||
1122 |
end; (* local *) |
|
1123 |
||
18702 | 1124 |
|
1125 |
(** lookup record **) |
|
1126 |
||
1127 |
val serializers = |
|
1128 |
let |
|
1129 |
fun seri s f = (s, f s); |
|
1130 |
in { |
|
1131 |
ml = seri "ml" ml_from_thingol, |
|
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
1132 |
haskell = seri "haskell" hs_from_thingol |
18702 | 1133 |
} end; |
1134 |
||
18216 | 1135 |
end; (* struct *) |