author | haftmann |
Wed, 14 Jun 2006 12:10:57 +0200 | |
changeset 19884 | a7be206d8655 |
parent 19816 | a8c8ed1c85e0 |
child 19936 | 18b4e43ac583 |
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 * 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 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 **) |
44 |
||
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(* precedences *) |
46 |
||
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datatype lrx = L | R | X; |
48 |
||
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datatype fixity = |
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BR |
51 |
| NOBR |
|
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| INFX of (int * lrx); |
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||
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datatype 'a mixfix = |
55 |
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) |
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-> '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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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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|| 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; |
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||
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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 |
167 |
>> (fn i => (parse_infix (INFX (i, X)), INFX (i, X))) |
|
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|| OuterParse.$$$ infixlK |-- OuterParse.nat |
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>> (fn i => (parse_infix (INFX (i, L)), INFX (i, L))) |
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|| OuterParse.$$$ 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 |
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| is_arg Ignore = true |
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| 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 |
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parse_syntax_proto reader |
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#-> (fn (mfx_reader, fixity) => |
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pair (mfx_reader #-> (fn mfx => mk fixity mfx)) |
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) |
191 |
end; |
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192 |
||
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(* generic abstract serializer *) |
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|
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type serializer = |
197 |
string list list |
|
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-> OuterParse.token list -> |
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((string -> string option) |
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* (string -> itype pretty_syntax option) |
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* (string -> iexpr pretty_syntax option) |
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-> string list * string list option |
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-> CodegenThingol.module -> unit) |
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* OuterParse.token list; |
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|
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fun abstract_serializer (target, nspgrp) name_root (from_defs, from_module, validator, postproc) |
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postprocess (class_syntax, tyco_syntax, const_syntax) |
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(drop: string list, select) module = |
18702 | 209 |
let |
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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); |
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in |
214 |
module |
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|> debug_msg (fn _ => "selecting submodule...") |
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|> (if is_some select then (CodegenThingol.project_module o the) select else I) |
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|> debug_msg (fn _ => "serializing...") |
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|> CodegenThingol.serialize (from_defs (class_syntax : string -> string option, tyco_syntax, const_syntax)) |
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from_module' validator postproc nspgrp name_root |
18850 | 220 |
|> K () |
18702 | 221 |
end; |
222 |
||
223 |
fun abstract_validator keywords name = |
|
224 |
let |
|
225 |
fun replace_invalid c = |
|
226 |
if (Char.isAlphaNum o the o Char.fromString) c orelse c = "'" |
|
227 |
andalso not (NameSpace.separator = c) |
|
228 |
then c |
|
229 |
else "_" |
|
230 |
fun suffix_it name = |
|
231 |
name |
|
232 |
|> member (op =) keywords ? suffix "'" |
|
233 |
|> (fn name' => if name = name' then name else suffix_it name') |
|
234 |
in |
|
235 |
name |
|
236 |
|> translate_string replace_invalid |
|
237 |
|> suffix_it |
|
238 |
|> (fn name' => if name = name' then NONE else SOME name') |
|
239 |
end; |
|
240 |
||
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fun write_file mkdir path p = ( |
242 |
if mkdir |
|
243 |
then |
|
244 |
File.mkdir (Path.dir path) |
|
245 |
else (); |
|
246 |
File.write path (Pretty.output p ^ "\n"); |
|
247 |
p |
|
248 |
); |
|
249 |
||
250 |
fun mk_module_file postprocess_module ext path name p = |
|
251 |
let |
|
252 |
val prfx = Path.dir path; |
|
253 |
val name' = case name |
|
254 |
of "" => Path.base path |
|
255 |
| _ => (Path.ext ext o Path.unpack o implode o separate "/" o NameSpace.unpack) name; |
|
256 |
in |
|
257 |
p |
|
258 |
|> write_file true (Path.append prfx name') |
|
259 |
|> postprocess_module name |
|
260 |
end; |
|
261 |
||
19202 | 262 |
fun constructive_fun (name, (eqs, ty)) = |
263 |
let |
|
264 |
fun check_eq (eq as (lhs, rhs)) = |
|
265 |
if forall CodegenThingol.is_pat lhs |
|
266 |
then SOME eq |
|
267 |
else (warning ("in function " ^ quote name ^ ", throwing away one " |
|
268 |
^ "non-executable function clause"); NONE) |
|
19482
9f11af8f7ef9
tuned basic list operators (flat, maps, map_filter);
wenzelm
parents:
19466
diff
changeset
|
269 |
in case map_filter check_eq eqs |
19202 | 270 |
of [] => error ("in function " ^ quote name ^ ", no" |
271 |
^ "executable function clauses found") |
|
272 |
| eqs => (name, (eqs, ty)) |
|
273 |
end; |
|
274 |
||
18756 | 275 |
fun parse_single_file serializer = |
18850 | 276 |
OuterParse.path |
277 |
>> (fn path => serializer |
|
278 |
(fn "" => write_file false path #> K NONE |
|
279 |
| _ => SOME)); |
|
280 |
||
281 |
fun parse_multi_file postprocess_module ext serializer = |
|
282 |
OuterParse.path |
|
283 |
>> (fn path => (serializer o mk_module_file postprocess_module ext) path); |
|
18702 | 284 |
|
18756 | 285 |
fun parse_internal serializer = |
286 |
OuterParse.name |
|
18850 | 287 |
>> (fn "-" => serializer |
288 |
(fn "" => (fn p => (use_text Context.ml_output false (Pretty.output p); NONE)) |
|
289 |
| _ => SOME) |
|
18756 | 290 |
| _ => Scan.fail ()); |
18702 | 291 |
|
18282 | 292 |
|
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
293 |
(* list serializer *) |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
294 |
|
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
295 |
fun pretty_list thingol_nil thingol_cons (target_pred, target_cons) = |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
296 |
let |
19202 | 297 |
fun dest_cons (IConst (c, _) `$ e1 `$ e2) = |
18850 | 298 |
if c = thingol_cons |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
299 |
then SOME (e1, e2) |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
300 |
else NONE |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
301 |
| dest_cons _ = NONE; |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
302 |
fun pretty_default fxy pr e1 e2 = |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
303 |
brackify_infix (target_pred, R) fxy [ |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
304 |
pr (INFX (target_pred, X)) e1, |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
305 |
str target_cons, |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
306 |
pr (INFX (target_pred, R)) e2 |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
307 |
]; |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
308 |
fun pretty_compact fxy pr [e1, e2] = |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
309 |
case CodegenThingol.unfoldr dest_cons e2 |
19202 | 310 |
of (es, IConst (c, _)) => |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
311 |
if c = thingol_nil |
18812 | 312 |
then Pretty.enum "," "[" "]" (map (pr NOBR) (e1::es)) |
18853 | 313 |
else pretty_default fxy pr e1 e2 |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
314 |
| _ => pretty_default fxy pr e1 e2; |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
315 |
in ((2, 2), pretty_compact) end; |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
316 |
|
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
317 |
|
18216 | 318 |
|
319 |
(** ML serializer **) |
|
320 |
||
321 |
local |
|
322 |
||
19150 | 323 |
val reserved_ml = ThmDatabase.ml_reserved @ [ |
324 |
"bool", "int", "list", "unit", "option", "true", "false", "not", "None", "Some", "o" |
|
325 |
]; |
|
326 |
||
327 |
structure NameMangler = NameManglerFun ( |
|
328 |
type ctxt = string list; |
|
329 |
type src = string; |
|
330 |
val ord = string_ord; |
|
331 |
fun mk reserved_ml (name, 0) = |
|
19597 | 332 |
(CodegenTheorems.proper_name o NameSpace.base) name |
19150 | 333 |
| mk reserved_ml (name, i) = |
19597 | 334 |
(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
|
335 |
fun is_valid (reserved_ml : string list) = not o member (op =) reserved_ml; |
19150 | 336 |
fun maybe_unique _ _ = NONE; |
337 |
fun re_mangle _ dst = error ("no such definition name: " ^ quote dst); |
|
338 |
); |
|
339 |
||
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
340 |
fun ml_expr_seri (is_cons, needs_type) (tyco_syntax, const_syntax) resolv = |
18216 | 341 |
let |
18865 | 342 |
val ml_from_label = |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
343 |
str o translate_string (fn "_" => "__" | "." => "_" | c => c) |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
344 |
o NameSpace.base o resolv; |
19213 | 345 |
fun ml_from_tyvar (v, sort) = |
346 |
let |
|
347 |
fun mk_class v class = |
|
348 |
str (prefix "'" v ^ " " ^ resolv class); |
|
349 |
in |
|
350 |
Pretty.block [ |
|
351 |
str "(", |
|
352 |
str v, |
|
353 |
str ":", |
|
354 |
case sort |
|
19253 | 355 |
of [] => str "unit" |
356 |
| [class] => mk_class v class |
|
19213 | 357 |
| _ => Pretty.enum " *" "" "" (map (mk_class v) sort), |
358 |
str ")" |
|
359 |
] |
|
360 |
end; |
|
19280
5091dc43817b
slight improvement in serializer, stub for code generator theorems added
haftmann
parents:
19253
diff
changeset
|
361 |
fun ml_from_sortlookup fxy lss = |
18885 | 362 |
let |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
363 |
fun from_label l = |
19341
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
364 |
Pretty.block [str "#", |
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
365 |
if (is_some o Int.fromString) l then str l |
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
366 |
else ml_from_label l |
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
367 |
]; |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
368 |
fun from_lookup fxy [] p = p |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
369 |
| from_lookup fxy [l] p = |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
370 |
brackify fxy [ |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
371 |
from_label l, |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
372 |
p |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
373 |
] |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
374 |
| from_lookup fxy ls p = |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
375 |
brackify fxy [ |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
376 |
Pretty.enum " o" "(" ")" (map from_label ls), |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
377 |
p |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
378 |
]; |
18885 | 379 |
fun from_classlookup fxy (Instance (inst, lss)) = |
380 |
brackify fxy ( |
|
381 |
(str o resolv) inst |
|
382 |
:: map (ml_from_sortlookup BR) lss |
|
383 |
) |
|
384 |
| from_classlookup fxy (Lookup (classes, (v, ~1))) = |
|
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
385 |
from_lookup BR classes (str v) |
18885 | 386 |
| from_classlookup fxy (Lookup (classes, (v, i))) = |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
387 |
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
|
388 |
in case lss |
19253 | 389 |
of [] => str "()" |
19280
5091dc43817b
slight improvement in serializer, stub for code generator theorems added
haftmann
parents:
19253
diff
changeset
|
390 |
| [ls] => from_classlookup fxy ls |
5091dc43817b
slight improvement in serializer, stub for code generator theorems added
haftmann
parents:
19253
diff
changeset
|
391 |
| lss => (Pretty.list "(" ")" o map (from_classlookup NOBR)) lss |
18885 | 392 |
end; |
18963 | 393 |
fun ml_from_tycoexpr fxy (tyco, tys) = |
394 |
let |
|
395 |
val tyco' = (str o resolv) tyco |
|
396 |
in case map (ml_from_type BR) tys |
|
397 |
of [] => tyco' |
|
398 |
| [p] => Pretty.block [p, Pretty.brk 1, tyco'] |
|
399 |
| (ps as _::_) => Pretty.block [Pretty.list "(" ")" ps, Pretty.brk 1, tyco'] |
|
400 |
end |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
401 |
and ml_from_type fxy (tycoexpr as tyco `%% tys) = |
18702 | 402 |
(case tyco_syntax tyco |
18963 | 403 |
of NONE => ml_from_tycoexpr fxy (tyco, tys) |
18702 | 404 |
| SOME ((i, k), pr) => |
405 |
if not (i <= length tys andalso length tys <= k) |
|
406 |
then error ("number of argument mismatch in customary serialization: " |
|
18865 | 407 |
^ (string_of_int o length) tys ^ " given, " |
408 |
^ string_of_int i ^ " to " ^ string_of_int k |
|
18702 | 409 |
^ " expected") |
410 |
else pr fxy ml_from_type tys) |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
411 |
| ml_from_type fxy (t1 `-> t2) = |
18216 | 412 |
let |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
413 |
val brackify = gen_brackify |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
414 |
(case fxy |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
415 |
of BR => false |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
416 |
| _ => eval_fxy (INFX (1, R)) fxy) o Pretty.breaks; |
18216 | 417 |
in |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
418 |
brackify [ |
18702 | 419 |
ml_from_type (INFX (1, X)) t1, |
420 |
str "->", |
|
421 |
ml_from_type (INFX (1, R)) t2 |
|
422 |
] |
|
18216 | 423 |
end |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
424 |
| ml_from_type fxy (ITyVar v) = |
18885 | 425 |
str ("'" ^ v); |
19202 | 426 |
fun typify ty p = |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
427 |
let |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
428 |
fun needs_type_t (tyco `%% tys) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
429 |
needs_type tyco |
19202 | 430 |
orelse exists needs_type_t tys |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
431 |
| needs_type_t (ITyVar _) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
432 |
false |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
433 |
| needs_type_t (ty1 `-> ty2) = |
19202 | 434 |
needs_type_t ty1 orelse needs_type_t ty2; |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
435 |
in if needs_type_t ty |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
436 |
then |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
437 |
Pretty.enclose "(" ")" [ |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
438 |
p, |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
439 |
str ":", |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
440 |
ml_from_type NOBR ty |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
441 |
] |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
442 |
else p |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
443 |
end; |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
444 |
fun ml_from_expr fxy (e as IConst x) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
445 |
ml_from_app fxy (x, []) |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
446 |
| ml_from_expr fxy (IVar v) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
447 |
str v |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
448 |
| ml_from_expr fxy (e as e1 `$ e2) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
449 |
(case CodegenThingol.unfold_const_app e |
18885 | 450 |
of SOME x => ml_from_app fxy x |
18865 | 451 |
| NONE => |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
452 |
brackify fxy [ |
18885 | 453 |
ml_from_expr NOBR e1, |
454 |
ml_from_expr BR e2 |
|
18216 | 455 |
]) |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
456 |
| ml_from_expr fxy ((v, ty) `|-> e) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
457 |
brackify BR [ |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
458 |
str "fn", |
19202 | 459 |
typify ty (str v), |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
460 |
str "=>", |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
461 |
ml_from_expr NOBR e |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
462 |
] |
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
463 |
| ml_from_expr fxy (INum (n, _)) = |
19213 | 464 |
brackify BR [ |
19202 | 465 |
(str o IntInf.toString) n, |
19884 | 466 |
str ":", |
467 |
str "IntInf.int" |
|
19202 | 468 |
] |
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
469 |
| ml_from_expr _ (IChar (c, _)) = |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
470 |
(str o prefix "#" o quote) |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
471 |
(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
|
472 |
in if i < 32 |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
473 |
then prefix "\\" c |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
474 |
else c |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
475 |
end) |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
476 |
| ml_from_expr fxy (IAbs (((ve, vty), be), _)) = |
19038 | 477 |
brackify BR [ |
478 |
str "fn", |
|
19202 | 479 |
typify vty (ml_from_expr NOBR ve), |
19038 | 480 |
str "=>", |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
481 |
ml_from_expr NOBR be |
18216 | 482 |
] |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
483 |
| ml_from_expr fxy (e as ICase ((_, [_]), _)) = |
18216 | 484 |
let |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
485 |
val (ves, be) = CodegenThingol.unfold_let e; |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
486 |
fun mk_val ((ve, vty), se) = Pretty.block [ |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
487 |
(Pretty.block o Pretty.breaks) [ |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
488 |
str "val", |
19202 | 489 |
typify vty (ml_from_expr NOBR ve), |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
490 |
str "=", |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
491 |
ml_from_expr NOBR se |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
492 |
], |
18702 | 493 |
str ";" |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
494 |
]; |
18216 | 495 |
in Pretty.chunks [ |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
496 |
[str ("let"), Pretty.fbrk, map mk_val ves |> Pretty.chunks] |> Pretty.block, |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
497 |
[str ("in"), Pretty.fbrk, ml_from_expr NOBR be] |> Pretty.block, |
18702 | 498 |
str ("end") |
18216 | 499 |
] end |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
500 |
| ml_from_expr fxy (ICase (((de, dty), bse::bses), _)) = |
18216 | 501 |
let |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
502 |
fun mk_clause definer (se, be) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
503 |
(Pretty.block o Pretty.breaks) [ |
18702 | 504 |
str definer, |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
505 |
ml_from_expr NOBR se, |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
506 |
str "=>", |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
507 |
ml_from_expr NOBR be |
18216 | 508 |
] |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
509 |
in brackify fxy ( |
19341
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
510 |
str "(case" |
19202 | 511 |
:: typify dty (ml_from_expr NOBR de) |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
512 |
:: mk_clause "of" bse |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
513 |
:: map (mk_clause "|") bses |
19341
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
514 |
@ [str ")"] |
18216 | 515 |
) end |
18885 | 516 |
| ml_from_expr _ e = |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
517 |
error ("dubious expression: " ^ (Pretty.output o CodegenThingol.pretty_iexpr) e) |
18885 | 518 |
and ml_mk_app f es = |
19136 | 519 |
if is_cons f andalso length es > 1 then |
19038 | 520 |
[(str o resolv) f, Pretty.enum "," "(" ")" (map (ml_from_expr BR) es)] |
18702 | 521 |
else |
18885 | 522 |
(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
|
523 |
and ml_from_app fxy (app_expr as ((c, (lss, ty)), es)) = |
18885 | 524 |
case map (ml_from_sortlookup BR) lss |
525 |
of [] => |
|
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
526 |
from_app ml_mk_app ml_from_expr const_syntax fxy app_expr |
18885 | 527 |
| lss => |
528 |
brackify fxy ( |
|
529 |
(str o resolv) c |
|
530 |
:: (lss |
|
531 |
@ map (ml_from_expr BR) es) |
|
532 |
); |
|
19213 | 533 |
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
|
534 |
|
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
535 |
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
|
536 |
let |
19213 | 537 |
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
|
538 |
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
|
539 |
fun chunk_defs ps = |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
540 |
let |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
541 |
val (p_init, p_last) = split_last ps |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
542 |
in |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
543 |
Pretty.chunks (p_init @ [Pretty.block ([p_last, str ";"])]) |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
544 |
end; |
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
545 |
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
|
546 |
funn |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
547 |
| 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
|
548 |
let |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
549 |
fun no_eta (_::_, _) = I |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
550 |
| no_eta (_, _ `|-> _) = I |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
551 |
| no_eta (_, IAbs (_, _)) = I |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
552 |
| no_eta ([], e) = K false; |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
553 |
fun has_tyvars (_ `%% tys) = |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
554 |
exists has_tyvars tys |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
555 |
| has_tyvars (ITyVar _) = |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
556 |
true |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
557 |
| has_tyvars (ty1 `-> ty2) = |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
558 |
has_tyvars ty1 orelse has_tyvars ty2; |
19622 | 559 |
in if (null o fst o CodegenThingol.unfold_fun) ty |
560 |
orelse (not o has_tyvars) ty |
|
561 |
orelse fold no_eta eqs true |
|
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
562 |
then funn |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
563 |
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
|
564 |
end; |
18912 | 565 |
fun ml_from_funs (defs as def::defs_tl) = |
18216 | 566 |
let |
19213 | 567 |
fun mk_definer [] [] = "val" |
568 |
| mk_definer _ _ = "fun"; |
|
569 |
fun check_args (_, ((pats, _)::_, (sortctxt, _))) NONE = |
|
570 |
SOME (mk_definer pats sortctxt) |
|
571 |
| check_args (_, ((pats, _)::_, (sortctxt, _))) (SOME definer) = |
|
572 |
if mk_definer pats sortctxt = definer |
|
18216 | 573 |
then SOME definer |
19213 | 574 |
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
|
575 |
fun mk_fun definer (name, (eqs as eq::eq_tl, (sortctxt, ty))) = |
18216 | 576 |
let |
19136 | 577 |
val shift = if null eq_tl then I else |
578 |
map (Pretty.block o single o Pretty.block o single); |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
579 |
fun mk_arg e ty = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
580 |
ml_from_expr BR e |
19202 | 581 |
|> typify ty |
18912 | 582 |
fun mk_eq definer (pats, expr) = |
583 |
(Pretty.block o Pretty.breaks) ( |
|
584 |
[str definer, (str o resolv) name] |
|
19213 | 585 |
@ (if null pats andalso null sortctxt |
18912 | 586 |
then [str ":", ml_from_type NOBR ty] |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
587 |
else |
19213 | 588 |
map ml_from_tyvar sortctxt |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
589 |
@ map2 mk_arg pats |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
590 |
((curry Library.take (length pats) o fst o CodegenThingol.unfold_fun) ty)) |
18912 | 591 |
@ [str "=", ml_from_expr NOBR expr] |
592 |
) |
|
18216 | 593 |
in |
18912 | 594 |
(Pretty.block o Pretty.fbreaks o shift) ( |
595 |
mk_eq definer eq |
|
596 |
:: map (mk_eq "|") eq_tl |
|
597 |
) |
|
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
598 |
end; |
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
599 |
val def' :: defs' = map (apsnd eta_expand_poly_fun o constructive_fun) defs |
18216 | 600 |
in |
601 |
chunk_defs ( |
|
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
602 |
(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
|
603 |
:: map (mk_fun "and") defs' |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
604 |
) |
18216 | 605 |
end; |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
606 |
fun ml_from_datatypes (defs as (def::defs_tl)) = |
18216 | 607 |
let |
18702 | 608 |
fun mk_cons (co, []) = |
609 |
str (resolv co) |
|
610 |
| mk_cons (co, tys) = |
|
19136 | 611 |
Pretty.block [ |
612 |
str (resolv co), |
|
613 |
str " of", |
|
614 |
Pretty.brk 1, |
|
615 |
Pretty.enum " *" "" "" (map (ml_from_type NOBR) tys) |
|
616 |
] |
|
19038 | 617 |
fun mk_datatype definer (t, (vs, cs)) = |
18912 | 618 |
(Pretty.block o Pretty.breaks) ( |
18702 | 619 |
str definer |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
620 |
:: ml_from_tycoexpr NOBR (t, map (ITyVar o fst) vs) |
18912 | 621 |
:: str "=" |
622 |
:: separate (str "|") (map mk_cons cs) |
|
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
623 |
) |
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
624 |
in |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
625 |
chunk_defs ( |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
626 |
mk_datatype "datatype" def |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
627 |
:: map (mk_datatype "and") defs_tl |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
628 |
) |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
629 |
end; |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
630 |
in (ml_from_funs, ml_from_datatypes) end; |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
631 |
|
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
632 |
fun ml_from_defs (is_cons, needs_type) |
19816
a8c8ed1c85e0
removed 'primitive definitions' added (non)strict generation, minor fixes
haftmann
parents:
19785
diff
changeset
|
633 |
(_, tyco_syntax, const_syntax) resolver prefix defs = |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
634 |
let |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
635 |
val resolv = resolver prefix; |
19213 | 636 |
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
|
637 |
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
|
638 |
val (ml_from_funs, ml_from_datatypes) = |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
639 |
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
|
640 |
val filter_datatype = |
19482
9f11af8f7ef9
tuned basic list operators (flat, maps, map_filter);
wenzelm
parents:
19466
diff
changeset
|
641 |
map_filter |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
642 |
(fn (name, CodegenThingol.Datatype info) => SOME (name, info) |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
643 |
| (name, CodegenThingol.Datatypecons _) => NONE |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
644 |
| (name, def) => error ("datatype block containing illegal def: " |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
645 |
^ (Pretty.output o CodegenThingol.pretty_def) def)); |
19136 | 646 |
fun filter_class defs = |
19482
9f11af8f7ef9
tuned basic list operators (flat, maps, map_filter);
wenzelm
parents:
19466
diff
changeset
|
647 |
case map_filter |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
648 |
(fn (name, CodegenThingol.Class info) => SOME (name, info) |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
649 |
| (name, CodegenThingol.Classmember _) => NONE |
19136 | 650 |
| (name, def) => error ("class block containing illegal def: " |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
651 |
^ (Pretty.output o CodegenThingol.pretty_def) def)) defs |
19136 | 652 |
of [class] => class |
653 |
| _ => error ("class block without class: " ^ (commas o map (quote o fst)) defs) |
|
654 |
fun ml_from_class (name, (supclasses, (v, membrs))) = |
|
655 |
let |
|
656 |
fun from_supclass class = |
|
657 |
Pretty.block [ |
|
658 |
ml_from_label class, |
|
659 |
str ":", |
|
660 |
Pretty.brk 1, |
|
661 |
str ("'" ^ v), |
|
662 |
Pretty.brk 1, |
|
663 |
(str o resolv) class |
|
664 |
]; |
|
665 |
fun from_membr (m, (_, ty)) = |
|
666 |
Pretty.block [ |
|
667 |
ml_from_label m, |
|
668 |
str ":", |
|
669 |
Pretty.brk 1, |
|
670 |
ml_from_type NOBR ty |
|
671 |
]; |
|
672 |
fun from_membr_fun (m, _) = |
|
673 |
(Pretty.block o Pretty.breaks) [ |
|
674 |
str "fun", |
|
675 |
(str o resolv) m, |
|
676 |
Pretty.enclose "(" ")" [str (v ^ ":'" ^ v ^ " " ^ resolv name)], |
|
677 |
str "=", |
|
678 |
Pretty.block [str "#", ml_from_label m], |
|
679 |
str (v ^ ";") |
|
680 |
]; |
|
681 |
in |
|
682 |
Pretty.chunks ( |
|
683 |
(Pretty.block o Pretty.breaks) [ |
|
684 |
str "type", |
|
685 |
str ("'" ^ v), |
|
686 |
(str o resolv) name, |
|
687 |
str "=", |
|
688 |
Pretty.enum "," "{" "};" ( |
|
689 |
map from_supclass supclasses @ map from_membr membrs |
|
690 |
) |
|
691 |
] |
|
692 |
:: map from_membr_fun membrs) |
|
693 |
end |
|
19816
a8c8ed1c85e0
removed 'primitive definitions' added (non)strict generation, minor fixes
haftmann
parents:
19785
diff
changeset
|
694 |
fun ml_from_def (name, CodegenThingol.Typesyn (vs, ty)) = |
18865 | 695 |
(map (fn (vname, []) => () | _ => |
696 |
error "can't serialize sort constrained type declaration to ML") vs; |
|
18702 | 697 |
Pretty.block [ |
698 |
str "type ", |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
699 |
ml_from_tycoexpr NOBR (name, map (ITyVar o fst) vs), |
18702 | 700 |
str " =", |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
701 |
Pretty.brk 1, |
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
702 |
ml_from_type NOBR ty, |
18702 | 703 |
str ";" |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
704 |
] |
18702 | 705 |
) |> SOME |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
706 |
| ml_from_def (name, CodegenThingol.Classinst (((class, (tyco, arity)), suparities), memdefs)) = |
18865 | 707 |
let |
708 |
val definer = if null arity then "val" else "fun" |
|
19136 | 709 |
fun from_supclass (supclass, (supinst, lss)) = |
18885 | 710 |
(Pretty.block o Pretty.breaks) ( |
711 |
ml_from_label supclass |
|
712 |
:: str "=" |
|
19136 | 713 |
:: (str o resolv) supinst |
19280
5091dc43817b
slight improvement in serializer, stub for code generator theorems added
haftmann
parents:
19253
diff
changeset
|
714 |
:: (if null lss andalso (not o null) arity |
5091dc43817b
slight improvement in serializer, stub for code generator theorems added
haftmann
parents:
19253
diff
changeset
|
715 |
then [str "()"] |
5091dc43817b
slight improvement in serializer, stub for code generator theorems added
haftmann
parents:
19253
diff
changeset
|
716 |
else map (ml_from_sortlookup NOBR) lss) |
18885 | 717 |
); |
19253 | 718 |
fun from_memdef (m, ((m', def), lss)) = |
19213 | 719 |
(ml_from_funs [(m', def)], (Pretty.block o Pretty.breaks) ( |
19136 | 720 |
ml_from_label m |
721 |
:: str "=" |
|
19213 | 722 |
:: (str o resolv) m' |
19253 | 723 |
:: map (ml_from_sortlookup NOBR) lss |
19136 | 724 |
)); |
19253 | 725 |
fun mk_corp rhs = |
726 |
(Pretty.block o Pretty.breaks) ( |
|
727 |
str definer |
|
728 |
:: (str o resolv) name |
|
729 |
:: map ml_from_tyvar arity |
|
730 |
@ [str "=", rhs] |
|
731 |
); |
|
18865 | 732 |
fun mk_memdefs supclassexprs [] = |
733 |
Pretty.enum "," "{" "};" ( |
|
734 |
supclassexprs |
|
19253 | 735 |
) |> mk_corp |
18865 | 736 |
| mk_memdefs supclassexprs memdefs = |
737 |
let |
|
738 |
val (defs, assigns) = (split_list o map from_memdef) memdefs; |
|
739 |
in |
|
740 |
Pretty.chunks [ |
|
19253 | 741 |
Pretty.block [ |
742 |
str "local", |
|
743 |
Pretty.fbrk, |
|
744 |
Pretty.chunks defs |
|
745 |
], |
|
746 |
Pretty.block [str "in", Pretty.brk 1, |
|
747 |
(mk_corp o Pretty.block o Pretty.breaks) [ |
|
748 |
Pretty.enum "," "{" "}" (supclassexprs @ assigns), |
|
749 |
str ":", |
|
750 |
ml_from_tycoexpr NOBR (class, [tyco `%% map (ITyVar o fst) arity]) |
|
751 |
] |
|
752 |
], |
|
753 |
str "end; (* instance *)" |
|
754 |
] |
|
18865 | 755 |
end; |
756 |
in |
|
19253 | 757 |
mk_memdefs (map from_supclass suparities) memdefs |> SOME |
19213 | 758 |
end |
759 |
| ml_from_def (name, CodegenThingol.Classinstmember) = NONE; |
|
18850 | 760 |
in case defs |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
761 |
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
|
762 |
| (_, CodegenThingol.Datatypecons _)::_ => (SOME o ml_from_datatypes o filter_datatype) defs |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
763 |
| (_, CodegenThingol.Datatype _)::_ => (SOME o ml_from_datatypes o filter_datatype) defs |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
764 |
| (_, CodegenThingol.Class _)::_ => (SOME o ml_from_class o filter_class) defs |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
765 |
| (_, CodegenThingol.Classmember _)::_ => (SOME o ml_from_class o filter_class) defs |
18850 | 766 |
| [def] => ml_from_def def |
19136 | 767 |
| defs => error ("illegal mutual dependencies: " ^ (commas o map fst) defs) |
18216 | 768 |
end; |
769 |
||
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
770 |
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
|
771 |
let |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
772 |
fun needs_type tyco = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
773 |
CodegenThingol.has_nsp tyco nsp_class |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
774 |
orelse is_int_tyco tyco; |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
775 |
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
|
776 |
in (is_cons, needs_type) end; |
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
777 |
|
18216 | 778 |
in |
779 |
||
18865 | 780 |
fun ml_from_thingol target (nsp_dtcon, nsp_class, is_int_tyco) nspgrp = |
18216 | 781 |
let |
19341
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
782 |
fun ml_from_module resolv _ ((_, name), ps) = |
18756 | 783 |
Pretty.chunks ([ |
18702 | 784 |
str ("structure " ^ name ^ " = "), |
785 |
str "struct", |
|
786 |
str "" |
|
787 |
] @ separate (str "") ps @ [ |
|
788 |
str "", |
|
789 |
str ("end; (* struct " ^ name ^ " *)") |
|
18756 | 790 |
]); |
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
791 |
val (is_cons, needs_type) = ml_annotators (nsp_dtcon, nsp_class, is_int_tyco); |
18756 | 792 |
val serializer = abstract_serializer (target, nspgrp) |
18919 | 793 |
"ROOT" (ml_from_defs (is_cons, needs_type), ml_from_module, |
794 |
abstract_validator reserved_ml, snd); |
|
18756 | 795 |
fun eta_expander module const_syntax s = |
18702 | 796 |
case const_syntax s |
797 |
of SOME ((i, _), _) => i |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
798 |
| _ => if CodegenThingol.has_nsp s nsp_dtcon |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
799 |
then case CodegenThingol.get_def module s |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
800 |
of CodegenThingol.Datatypecons dtname => |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
801 |
case CodegenThingol.get_def module dtname |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
802 |
of CodegenThingol.Datatype (_, cs) => |
18702 | 803 |
let val l = AList.lookup (op =) cs s |> the |> length |
804 |
in if l >= 2 then l else 0 end |
|
805 |
else 0; |
|
18850 | 806 |
val parse_multi = |
807 |
OuterParse.name |
|
808 |
#-> (fn "dir" => |
|
809 |
parse_multi_file |
|
810 |
(K o SOME o str o suffix ";" o prefix "val _ = use " |
|
811 |
o quote o suffix ".ML" o translate_string (fn "." => "/" | s => s)) "ML" serializer |
|
812 |
| _ => Scan.fail ()); |
|
18282 | 813 |
in |
19884 | 814 |
parse_multi |
815 |
|| parse_internal serializer |
|
816 |
|| parse_single_file serializer |
|
18216 | 817 |
end; |
818 |
||
19150 | 819 |
fun mk_flat_ml_resolver names = |
820 |
let |
|
821 |
val mangler = |
|
822 |
NameMangler.empty |
|
823 |
|> fold_map (NameMangler.declare reserved_ml) names |
|
824 |
|-> (fn _ => I) |
|
825 |
in NameMangler.get reserved_ml mangler end; |
|
826 |
||
19042
630b8dd0b31a
exported some interfaces useful for other code generator approaches
haftmann
parents:
19038
diff
changeset
|
827 |
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
|
828 |
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
|
829 |
|
18216 | 830 |
end; (* local *) |
831 |
||
18282 | 832 |
local |
833 |
||
19816
a8c8ed1c85e0
removed 'primitive definitions' added (non)strict generation, minor fixes
haftmann
parents:
19785
diff
changeset
|
834 |
fun hs_from_defs with_typs (class_syntax, tyco_syntax, const_syntax) |
19038 | 835 |
resolver prefix defs = |
18282 | 836 |
let |
19341
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
837 |
val resolv = resolver ""; |
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
838 |
val resolv_here = resolver prefix; |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
839 |
fun hs_from_sctxt vs = |
18282 | 840 |
let |
18865 | 841 |
fun from_class cls = |
18919 | 842 |
class_syntax cls |
843 |
|> the_default (resolv cls) |
|
18702 | 844 |
fun from_sctxt [] = str "" |
18282 | 845 |
| from_sctxt vs = |
846 |
vs |
|
18919 | 847 |
|> map (fn (v, cls) => str (from_class cls ^ " " ^ v)) |
18812 | 848 |
|> Pretty.enum "," "(" ")" |
18702 | 849 |
|> (fn p => Pretty.block [p, str " => "]) |
18282 | 850 |
in |
851 |
vs |
|
852 |
|> map (fn (v, sort) => map (pair v) sort) |
|
19466 | 853 |
|> flat |
18282 | 854 |
|> from_sctxt |
855 |
end; |
|
18963 | 856 |
fun hs_from_tycoexpr fxy (tyco, tys) = |
19341
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
857 |
brackify fxy (str tyco :: map (hs_from_type BR) tys) |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
858 |
and hs_from_type fxy (tycoexpr as tyco `%% tys) = |
18865 | 859 |
(case tyco_syntax tyco |
18335 | 860 |
of NONE => |
19341
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
861 |
hs_from_tycoexpr fxy (resolv tyco, tys) |
18702 | 862 |
| SOME ((i, k), pr) => |
18865 | 863 |
if not (i <= length tys andalso length tys <= k) |
18702 | 864 |
then error ("number of argument mismatch in customary serialization: " |
18865 | 865 |
^ (string_of_int o length) tys ^ " given, " |
866 |
^ string_of_int i ^ " to " ^ string_of_int k |
|
18702 | 867 |
^ " expected") |
18865 | 868 |
else pr fxy hs_from_type tys) |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
869 |
| hs_from_type fxy (t1 `-> t2) = |
18865 | 870 |
brackify_infix (1, R) fxy [ |
871 |
hs_from_type (INFX (1, X)) t1, |
|
872 |
str "->", |
|
873 |
hs_from_type (INFX (1, R)) t2 |
|
874 |
] |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
875 |
| hs_from_type fxy (ITyVar v) = |
18919 | 876 |
str v; |
18963 | 877 |
fun hs_from_sctxt_tycoexpr (sctxt, tycoexpr) = |
878 |
Pretty.block [hs_from_sctxt sctxt, hs_from_tycoexpr NOBR tycoexpr] |
|
18865 | 879 |
fun hs_from_sctxt_type (sctxt, ty) = |
880 |
Pretty.block [hs_from_sctxt sctxt, hs_from_type NOBR ty] |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
881 |
fun hs_from_expr fxy (e as IConst x) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
882 |
hs_from_app fxy (x, []) |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
883 |
| hs_from_expr fxy (e as (e1 `$ e2)) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
884 |
(case CodegenThingol.unfold_const_app e |
18865 | 885 |
of SOME x => hs_from_app fxy x |
18282 | 886 |
| _ => |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
887 |
brackify fxy [ |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
888 |
hs_from_expr NOBR e1, |
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
889 |
hs_from_expr BR e2 |
18282 | 890 |
]) |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
891 |
| hs_from_expr fxy (IVar v) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
892 |
(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
|
893 |
| hs_from_expr fxy (e as _ `|-> _) = |
18282 | 894 |
let |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
895 |
val (es, e) = CodegenThingol.unfold_abs e |
18282 | 896 |
in |
19038 | 897 |
brackify BR ( |
18702 | 898 |
str "\\" |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
899 |
:: map (hs_from_expr BR o fst) es @ [ |
18702 | 900 |
str "->", |
19038 | 901 |
hs_from_expr NOBR e |
18282 | 902 |
]) |
903 |
end |
|
19607
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
904 |
| 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
|
905 |
(str o IntInf.toString) n |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
906 |
| 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
|
907 |
(str o enclose "'" "'") |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
908 |
(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
|
909 |
in if i < 32 |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
910 |
then Library.prefix "\\" c |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
911 |
else c |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
912 |
end) |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
913 |
| hs_from_expr fxy (e as IAbs _) = |
18282 | 914 |
let |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
915 |
val (es, e) = CodegenThingol.unfold_abs e |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
916 |
in |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
917 |
brackify BR ( |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
918 |
str "\\" |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
919 |
:: map (hs_from_expr BR o fst) es @ [ |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
920 |
str "->", |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
921 |
hs_from_expr NOBR e |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
922 |
]) |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
923 |
end |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
924 |
| hs_from_expr fxy (e as ICase ((_, [_]), _)) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
925 |
let |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
926 |
val (ps, body) = CodegenThingol.unfold_let e; |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
927 |
fun mk_bind ((p, _), e) = (Pretty.block o Pretty.breaks) [ |
18865 | 928 |
hs_from_expr BR p, |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
929 |
str "=", |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
930 |
hs_from_expr NOBR e |
18282 | 931 |
]; |
932 |
in Pretty.chunks [ |
|
18702 | 933 |
[str ("let"), Pretty.fbrk, map mk_bind ps |> Pretty.chunks] |> Pretty.block, |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
934 |
[str ("in "), hs_from_expr NOBR body] |> Pretty.block |
18282 | 935 |
] end |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
936 |
| hs_from_expr fxy (ICase (((de, _), bses), _)) = |
18282 | 937 |
let |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
938 |
fun mk_clause (se, be) = |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
939 |
(Pretty.block o Pretty.breaks) [ |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
940 |
hs_from_expr NOBR se, |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
941 |
str "->", |
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
942 |
hs_from_expr NOBR be |
18282 | 943 |
] |
18850 | 944 |
in Pretty.block [ |
945 |
str "case", |
|
946 |
Pretty.brk 1, |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
947 |
hs_from_expr NOBR de, |
18850 | 948 |
Pretty.brk 1, |
949 |
str "of", |
|
950 |
Pretty.fbrk, |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
951 |
(Pretty.chunks o map mk_clause) bses |
18850 | 952 |
] end |
18865 | 953 |
and hs_mk_app c es = |
18919 | 954 |
(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
|
955 |
and hs_from_app fxy = |
07eeb832f28d
introduced characters for code generator; some improved code lemmas for some list functions
haftmann
parents:
19597
diff
changeset
|
956 |
from_app hs_mk_app hs_from_expr const_syntax fxy |
19202 | 957 |
fun hs_from_funeqs (def as (name, _)) = |
18865 | 958 |
let |
19202 | 959 |
fun from_eq (args, rhs) = |
18865 | 960 |
Pretty.block [ |
19038 | 961 |
(str o resolv_here) name, |
18865 | 962 |
Pretty.block (map (fn p => Pretty.block [Pretty.brk 1, hs_from_expr BR p]) args), |
963 |
Pretty.brk 1, |
|
964 |
str ("="), |
|
965 |
Pretty.brk 1, |
|
966 |
hs_from_expr NOBR rhs |
|
967 |
] |
|
19202 | 968 |
in Pretty.chunks ((map from_eq o fst o snd o constructive_fun) def) end; |
19816
a8c8ed1c85e0
removed 'primitive definitions' added (non)strict generation, minor fixes
haftmann
parents:
19785
diff
changeset
|
969 |
fun hs_from_def (name, CodegenThingol.Fun (def as (_, (sctxt, ty)))) = |
18963 | 970 |
let |
19202 | 971 |
val body = hs_from_funeqs (name, def); |
18963 | 972 |
in if with_typs then |
973 |
Pretty.chunks [ |
|
974 |
Pretty.block [ |
|
19038 | 975 |
(str o suffix " ::" o resolv_here) name, |
18963 | 976 |
Pretty.brk 1, |
977 |
hs_from_sctxt_type (sctxt, ty) |
|
978 |
], |
|
979 |
body |
|
980 |
] |> SOME |
|
981 |
else SOME body end |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
982 |
| hs_from_def (name, CodegenThingol.Typesyn (sctxt, ty)) = |
18282 | 983 |
Pretty.block [ |
18702 | 984 |
str "type ", |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
985 |
hs_from_sctxt_tycoexpr (sctxt, (resolv_here name, map (ITyVar o fst) sctxt)), |
18702 | 986 |
str " =", |
18282 | 987 |
Pretty.brk 1, |
18865 | 988 |
hs_from_sctxt_type ([], ty) |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
989 |
] |> SOME |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
990 |
| hs_from_def (name, CodegenThingol.Datatype (sctxt, constrs)) = |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
991 |
let |
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
992 |
fun mk_cons (co, tys) = |
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
993 |
(Pretty.block o Pretty.breaks) ( |
19038 | 994 |
(str o resolv_here) co |
19597 | 995 |
:: map (hs_from_type BR) tys |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
996 |
) |
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
997 |
in |
19785 | 998 |
(Pretty.block o Pretty.breaks) [ |
999 |
str "data", |
|
1000 |
hs_from_sctxt_tycoexpr (sctxt, (resolv_here name, map (ITyVar o fst) sctxt)), |
|
19816
a8c8ed1c85e0
removed 'primitive definitions' added (non)strict generation, minor fixes
haftmann
parents:
19785
diff
changeset
|
1001 |
str "=", |
19785 | 1002 |
Pretty.block (separate (Pretty.block [Pretty.brk 1, str "| "]) (map mk_cons constrs)) |
1003 |
] |
|
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1004 |
end |> SOME |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
1005 |
| hs_from_def (_, CodegenThingol.Datatypecons _) = |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1006 |
NONE |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
1007 |
| hs_from_def (name, CodegenThingol.Class (supclasss, (v, membrs))) = |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1008 |
let |
18865 | 1009 |
fun mk_member (m, (sctxt, ty)) = |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1010 |
Pretty.block [ |
19038 | 1011 |
str (resolv_here m ^ " ::"), |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1012 |
Pretty.brk 1, |
18865 | 1013 |
hs_from_sctxt_type (sctxt, ty) |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1014 |
] |
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1015 |
in |
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1016 |
Pretty.block [ |
18702 | 1017 |
str "class ", |
19213 | 1018 |
hs_from_sctxt [(v, supclasss)], |
19038 | 1019 |
str (resolv_here name ^ " " ^ v), |
18702 | 1020 |
str " where", |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1021 |
Pretty.fbrk, |
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1022 |
Pretty.chunks (map mk_member membrs) |
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1023 |
] |> SOME |
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1024 |
end |
19213 | 1025 |
| hs_from_def (_, CodegenThingol.Classmember _) = |
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1026 |
NONE |
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
1027 |
| hs_from_def (_, CodegenThingol.Classinst (((clsname, (tyco, arity)), _), memdefs)) = |
18385 | 1028 |
Pretty.block [ |
18702 | 1029 |
str "instance ", |
19213 | 1030 |
hs_from_sctxt arity, |
1031 |
str (resolv clsname ^ " "), |
|
1032 |
hs_from_type BR (tyco `%% map (ITyVar o fst) arity), |
|
18702 | 1033 |
str " where", |
18385 | 1034 |
Pretty.fbrk, |
19253 | 1035 |
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
|
1036 |
] |> SOME |
19213 | 1037 |
| hs_from_def (_, CodegenThingol.Classinstmember) = |
1038 |
NONE |
|
18380
9668764224a7
substantial improvements for class code generation
haftmann
parents:
18361
diff
changeset
|
1039 |
in |
19482
9f11af8f7ef9
tuned basic list operators (flat, maps, map_filter);
wenzelm
parents:
19466
diff
changeset
|
1040 |
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
|
1041 |
of [] => NONE |
18702 | 1042 |
| l => (SOME o Pretty.chunks o separate (str "")) l |
18282 | 1043 |
end; |
1044 |
||
1045 |
in |
|
1046 |
||
18919 | 1047 |
fun hs_from_thingol target nsps_upper nspgrp = |
18282 | 1048 |
let |
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
1049 |
val reserved_hs = [ |
18702 | 1050 |
"hiding", "deriving", "where", "case", "of", "infix", "infixl", "infixr", |
1051 |
"import", "default", "forall", "let", "in", "class", "qualified", "data", |
|
1052 |
"newtype", "instance", "if", "then", "else", "type", "as", "do", "module" |
|
1053 |
] @ [ |
|
19167
f237c0cb3882
refined representation of codegen intermediate language
haftmann
parents:
19150
diff
changeset
|
1054 |
"Bool", "Integer", "Maybe", "True", "False", "Nothing", "Just", "not", "negate" |
18702 | 1055 |
]; |
19341
3414c04fbc39
added definitional code generator module: codegen_theorems.ML
haftmann
parents:
19280
diff
changeset
|
1056 |
fun hs_from_module resolv imps ((_, name), ps) = |
19038 | 1057 |
(Pretty.chunks) ( |
1058 |
str ("module " ^ name ^ " where") |
|
1059 |
:: map (str o prefix "import qualified ") imps @ ( |
|
1060 |
str "" |
|
1061 |
:: separate (str "") ps |
|
1062 |
)); |
|
18919 | 1063 |
fun postproc (shallow, n) = |
1064 |
let |
|
1065 |
fun ch_first f = String.implode o nth_map 0 f o String.explode; |
|
1066 |
in if member (op =) nsps_upper shallow |
|
1067 |
then ch_first Char.toUpper n |
|
1068 |
else ch_first Char.toLower n |
|
1069 |
end; |
|
18963 | 1070 |
fun serializer with_typs = abstract_serializer (target, nspgrp) |
1071 |
"Main" (hs_from_defs with_typs, hs_from_module, abstract_validator reserved_hs, postproc); |
|
18756 | 1072 |
fun eta_expander const_syntax c = |
18702 | 1073 |
const_syntax c |
1074 |
|> Option.map (fst o fst) |
|
1075 |
|> the_default 0; |
|
18282 | 1076 |
in |
18963 | 1077 |
(Scan.optional (OuterParse.name >> (fn "no_typs" => false | s => Scan.fail_with (fn _ => "illegal flag: " ^ quote s) true)) true |
1078 |
#-> (fn with_typs => parse_multi_file ((K o K) NONE) "hs" (serializer with_typs))) |
|
18282 | 1079 |
end; |
1080 |
||
1081 |
end; (* local *) |
|
1082 |
||
18702 | 1083 |
|
1084 |
(** lookup record **) |
|
1085 |
||
1086 |
val serializers = |
|
1087 |
let |
|
1088 |
fun seri s f = (s, f s); |
|
1089 |
in { |
|
1090 |
ml = seri "ml" ml_from_thingol, |
|
18704
2c86ced392a8
substantial improvement in serialization handling
haftmann
parents:
18702
diff
changeset
|
1091 |
haskell = seri "haskell" hs_from_thingol |
18702 | 1092 |
} end; |
1093 |
||
18216 | 1094 |
end; (* struct *) |