author | wenzelm |
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permissions | -rw-r--r-- |
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(* Title: HOL/Tools/Predicate_Compile/code_prolog.ML |
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Author: Lukas Bulwahn, TU Muenchen |
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Prototype of an code generator for logic programming languages (a.k.a. Prolog) |
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*) |
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signature CODE_PROLOG = |
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sig |
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type code_options = {ensure_groundness : bool} |
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val options : code_options ref |
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datatype arith_op = Plus | Minus |
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datatype prol_term = Var of string | Cons of string | AppF of string * prol_term list |
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| Number of int | ArithOp of arith_op * prol_term list; |
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datatype prem = Conj of prem list |
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| Rel of string * prol_term list | NotRel of string * prol_term list |
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| Eq of prol_term * prol_term | NotEq of prol_term * prol_term |
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| ArithEq of prol_term * prol_term | NotArithEq of prol_term * prol_term |
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| Ground of string * typ; |
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type clause = ((string * prol_term list) * prem); |
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type logic_program = clause list; |
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type constant_table = (string * string) list |
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val generate : code_options -> Proof.context -> string -> (logic_program * constant_table) |
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val write_program : logic_program -> string |
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val run : logic_program -> string -> string list -> int option -> prol_term list list |
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val quickcheck : Proof.context -> bool -> term -> int -> term list option * (bool list * bool) |
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val trace : bool Unsynchronized.ref |
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end; |
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structure Code_Prolog : CODE_PROLOG = |
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struct |
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(* diagnostic tracing *) |
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val trace = Unsynchronized.ref false |
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fun tracing s = if !trace then Output.tracing s else () |
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(* code generation options *) |
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type code_options = {ensure_groundness : bool} |
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val options = Unsynchronized.ref {ensure_groundness = false}; |
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(* general string functions *) |
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val first_upper = implode o nth_map 0 Symbol.to_ascii_upper o explode; |
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val first_lower = implode o nth_map 0 Symbol.to_ascii_lower o explode; |
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(* internal program representation *) |
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datatype arith_op = Plus | Minus |
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datatype prol_term = Var of string | Cons of string | AppF of string * prol_term list |
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| Number of int | ArithOp of arith_op * prol_term list; |
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fun dest_Var (Var v) = v |
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fun add_vars (Var v) = insert (op =) v |
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| add_vars (ArithOp (_, ts)) = fold add_vars ts |
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| add_vars (AppF (_, ts)) = fold add_vars ts |
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| add_vars _ = I |
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fun map_vars f (Var v) = Var (f v) |
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| map_vars f (ArithOp (opr, ts)) = ArithOp (opr, map (map_vars f) ts) |
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| map_vars f (AppF (fs, ts)) = AppF (fs, map (map_vars f) ts) |
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| map_vars f t = t |
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fun maybe_AppF (c, []) = Cons c |
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| maybe_AppF (c, xs) = AppF (c, xs) |
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fun is_Var (Var _) = true |
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| is_Var _ = false |
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fun is_arith_term (Var _) = true |
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| is_arith_term (Number _) = true |
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| is_arith_term (ArithOp (_, operands)) = forall is_arith_term operands |
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| is_arith_term _ = false |
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fun string_of_prol_term (Var s) = "Var " ^ s |
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| string_of_prol_term (Cons s) = "Cons " ^ s |
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| string_of_prol_term (AppF (f, args)) = f ^ "(" ^ commas (map string_of_prol_term args) ^ ")" |
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| string_of_prol_term (Number n) = "Number " ^ string_of_int n |
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datatype prem = Conj of prem list |
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| Rel of string * prol_term list | NotRel of string * prol_term list |
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| Eq of prol_term * prol_term | NotEq of prol_term * prol_term |
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| ArithEq of prol_term * prol_term | NotArithEq of prol_term * prol_term |
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| Ground of string * typ; |
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fun dest_Rel (Rel (c, ts)) = (c, ts) |
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fun map_term_prem f (Conj prems) = Conj (map (map_term_prem f) prems) |
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| map_term_prem f (Rel (r, ts)) = Rel (r, map f ts) |
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| map_term_prem f (NotRel (r, ts)) = NotRel (r, map f ts) |
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| map_term_prem f (Eq (l, r)) = Eq (f l, f r) |
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| map_term_prem f (NotEq (l, r)) = NotEq (f l, f r) |
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| map_term_prem f (ArithEq (l, r)) = ArithEq (f l, f r) |
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| map_term_prem f (NotArithEq (l, r)) = NotArithEq (f l, f r) |
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| map_term_prem f (Ground (v, T)) = Ground (dest_Var (f (Var v)), T) |
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fun fold_prem_terms f (Conj prems) = fold (fold_prem_terms f) prems |
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| fold_prem_terms f (Rel (_, ts)) = fold f ts |
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| fold_prem_terms f (NotRel (_, ts)) = fold f ts |
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| fold_prem_terms f (Eq (l, r)) = f l #> f r |
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| fold_prem_terms f (NotEq (l, r)) = f l #> f r |
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| fold_prem_terms f (ArithEq (l, r)) = f l #> f r |
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| fold_prem_terms f (NotArithEq (l, r)) = f l #> f r |
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| fold_prem_terms f (Ground (v, T)) = f (Var v) |
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type clause = ((string * prol_term list) * prem); |
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type logic_program = clause list; |
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(* translation from introduction rules to internal representation *) |
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(** constant table **) |
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type constant_table = (string * string) list |
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(* assuming no clashing *) |
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fun mk_constant_table consts = |
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AList.make (first_lower o Long_Name.base_name) consts |
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fun declare_consts consts constant_table = |
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fold (fn c => AList.update (op =) (c, first_lower (Long_Name.base_name c))) consts constant_table |
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fun translate_const constant_table c = |
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case AList.lookup (op =) constant_table c of |
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SOME c' => c' |
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| NONE => error ("No such constant: " ^ c) |
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fun inv_lookup _ [] _ = NONE |
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| inv_lookup eq ((key, value)::xs) value' = |
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if eq (value', value) then SOME key |
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else inv_lookup eq xs value'; |
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fun restore_const constant_table c = |
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case inv_lookup (op =) constant_table c of |
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SOME c' => c' |
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| NONE => error ("No constant corresponding to " ^ c) |
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(** translation of terms, literals, premises, and clauses **) |
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fun translate_arith_const @{const_name "Groups.plus_class.plus"} = SOME Plus |
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| translate_arith_const @{const_name "Groups.minus_class.minus"} = SOME Minus |
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| translate_arith_const _ = NONE |
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fun mk_nat_term constant_table n = |
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let |
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val zero = translate_const constant_table @{const_name "Groups.zero_class.zero"} |
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val Suc = translate_const constant_table @{const_name "Suc"} |
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in funpow n (fn t => AppF (Suc, [t])) (Cons zero) end |
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fun translate_term ctxt constant_table t = |
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case try HOLogic.dest_number t of |
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SOME (@{typ "int"}, n) => Number n |
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| SOME (@{typ "nat"}, n) => mk_nat_term constant_table n |
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| NONE => |
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(case strip_comb t of |
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(Free (v, T), []) => Var v |
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| (Const (c, _), []) => Cons (translate_const constant_table c) |
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| (Const (c, _), args) => |
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(case translate_arith_const c of |
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SOME aop => ArithOp (aop, map (translate_term ctxt constant_table) args) |
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| NONE => |
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AppF (translate_const constant_table c, map (translate_term ctxt constant_table) args)) |
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| _ => error ("illegal term for translation: " ^ Syntax.string_of_term ctxt t)) |
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|
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fun translate_literal ctxt constant_table t = |
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case strip_comb t of |
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(Const (@{const_name "op ="}, _), [l, r]) => |
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177 |
let |
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val l' = translate_term ctxt constant_table l |
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val r' = translate_term ctxt constant_table r |
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in |
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(if is_Var l' andalso is_arith_term r' andalso not (is_Var r') then ArithEq else Eq) (l', r') |
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182 |
end |
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| (Const (c, _), args) => |
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Rel (translate_const constant_table c, map (translate_term ctxt constant_table) args) |
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| _ => error ("illegal literal for translation: " ^ Syntax.string_of_term ctxt t) |
186 |
||
187 |
fun NegRel_of (Rel lit) = NotRel lit |
|
188 |
| NegRel_of (Eq eq) = NotEq eq |
|
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| NegRel_of (ArithEq eq) = NotArithEq eq |
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190 |
|
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fun mk_groundness_prems t = map Ground (Term.add_frees t []) |
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192 |
|
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193 |
fun translate_prem options ctxt constant_table t = |
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case try HOLogic.dest_not t of |
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SOME t => |
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if #ensure_groundness options then |
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Conj (mk_groundness_prems t @ [NegRel_of (translate_literal ctxt constant_table t)]) |
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else |
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199 |
NegRel_of (translate_literal ctxt constant_table t) |
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200 |
| NONE => translate_literal ctxt constant_table t |
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201 |
|
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202 |
fun imp_prems_conv cv ct = |
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case Thm.term_of ct of |
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Const ("==>", _) $ _ $ _ => Conv.combination_conv (Conv.arg_conv cv) (imp_prems_conv cv) ct |
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205 |
| _ => Conv.all_conv ct |
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206 |
|
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207 |
fun Trueprop_conv cv ct = |
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208 |
case Thm.term_of ct of |
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Const (@{const_name Trueprop}, _) $ _ => Conv.arg_conv cv ct |
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210 |
| _ => raise Fail "Trueprop_conv" |
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211 |
|
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212 |
fun preprocess_intro thy rule = |
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213 |
Conv.fconv_rule |
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214 |
(imp_prems_conv |
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215 |
(Trueprop_conv (Conv.try_conv (Conv.rewr_conv @{thm Predicate.eq_is_eq})))) |
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216 |
(Thm.transfer thy rule) |
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217 |
|
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218 |
fun translate_intros options ctxt gr const constant_table = |
38073 | 219 |
let |
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220 |
val intros = map (preprocess_intro (ProofContext.theory_of ctxt)) (Graph.get_node gr const) |
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val (intros', ctxt') = Variable.import_terms true (map prop_of intros) ctxt |
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222 |
val constant_table' = declare_consts (fold Term.add_const_names intros' []) constant_table |
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223 |
|> declare_consts [@{const_name "Groups.zero_class.zero"}, @{const_name "Suc"}] |
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fun translate_intro intro = |
225 |
let |
|
226 |
val head = HOLogic.dest_Trueprop (Logic.strip_imp_concl intro) |
|
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val prems = map HOLogic.dest_Trueprop (Logic.strip_imp_prems intro) |
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val prems' = Conj (map (translate_prem options ctxt' constant_table') prems) |
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229 |
val clause = (dest_Rel (translate_literal ctxt' constant_table' head), prems') |
38073 | 230 |
in clause end |
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231 |
in (map translate_intro intros', constant_table') end |
38073 | 232 |
|
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233 |
val preprocess_options = Predicate_Compile_Aux.Options { |
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234 |
expected_modes = NONE, |
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235 |
proposed_modes = NONE, |
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236 |
proposed_names = [], |
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237 |
show_steps = false, |
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|
238 |
show_intermediate_results = false, |
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239 |
show_proof_trace = false, |
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|
240 |
show_modes = false, |
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|
241 |
show_mode_inference = false, |
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|
242 |
show_compilation = false, |
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|
243 |
show_caught_failures = false, |
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|
244 |
skip_proof = true, |
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245 |
no_topmost_reordering = false, |
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|
246 |
function_flattening = true, |
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|
247 |
specialise = false, |
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|
248 |
fail_safe_function_flattening = false, |
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|
249 |
no_higher_order_predicate = [], |
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|
250 |
inductify = false, |
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|
251 |
detect_switches = true, |
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|
252 |
compilation = Predicate_Compile_Aux.Pred |
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|
253 |
} |
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|
254 |
|
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|
255 |
fun depending_preds_of (key, intros) = |
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|
256 |
fold Term.add_const_names (map Thm.prop_of intros) [] |
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|
257 |
|
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|
258 |
fun add_edges edges_of key G = |
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259 |
let |
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|
260 |
fun extend' key (G, visited) = |
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|
261 |
case try (Graph.get_node G) key of |
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|
262 |
SOME v => |
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|
263 |
let |
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|
264 |
val new_edges = filter (fn k => is_some (try (Graph.get_node G) k)) (edges_of (key, v)) |
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|
265 |
val (G', visited') = fold extend' |
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|
266 |
(subtract (op =) (key :: visited) new_edges) (G, key :: visited) |
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|
267 |
in |
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|
268 |
(fold (Graph.add_edge o (pair key)) new_edges G', visited') |
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|
269 |
end |
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|
270 |
| NONE => (G, visited) |
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|
271 |
in |
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|
272 |
fst (extend' key (G, [])) |
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|
273 |
end |
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|
274 |
|
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|
275 |
fun generate options ctxt const = |
38073 | 276 |
let |
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|
277 |
fun strong_conn_of gr keys = |
38073 | 278 |
Graph.strong_conn (Graph.subgraph (member (op =) (Graph.all_succs gr keys)) gr) |
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|
279 |
val gr = Predicate_Compile_Core.intros_graph_of ctxt |
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|
280 |
val gr' = add_edges depending_preds_of const gr |
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|
281 |
val scc = strong_conn_of gr' [const] |
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|
282 |
val constant_table = mk_constant_table (flat scc) |
38073 | 283 |
in |
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|
284 |
apfst flat (fold_map (translate_intros options ctxt gr) (flat scc) constant_table) |
38073 | 285 |
end |
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|
286 |
|
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|
287 |
(* add implementation for ground predicates *) |
38073 | 288 |
|
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289 |
fun add_ground_typ (Conj prems) = fold add_ground_typ prems |
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290 |
| add_ground_typ (Ground (_, T)) = insert (op =) T |
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291 |
| add_ground_typ _ = I |
38073 | 292 |
|
38728
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|
293 |
fun mk_relname (Type (Tcon, Targs)) = |
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|
294 |
first_lower (Long_Name.base_name Tcon) ^ space_implode "_" (map mk_relname Targs) |
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295 |
| mk_relname _ = raise Fail "unexpected type" |
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|
296 |
|
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|
297 |
(* This is copied from "pat_completeness.ML" *) |
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|
298 |
fun inst_constrs_of thy (T as Type (name, _)) = |
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|
299 |
map (fn (Cn,CT) => |
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|
300 |
Envir.subst_term_types (Sign.typ_match thy (body_type CT, T) Vartab.empty) (Const (Cn, CT))) |
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|
301 |
(the (Datatype.get_constrs thy name)) |
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|
302 |
| inst_constrs_of thy T = raise TYPE ("inst_constrs_of", [T], []) |
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|
303 |
|
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|
304 |
fun mk_ground_impl ctxt (T as Type (Tcon, Targs)) (seen, constant_table) = |
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|
305 |
if member (op =) seen T then ([], (seen, constant_table)) |
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|
306 |
else |
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|
307 |
let |
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|
308 |
val rel_name = mk_relname T |
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|
309 |
fun mk_impl (Const (constr_name, T)) (seen, constant_table) = |
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|
310 |
let |
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|
311 |
val constant_table' = declare_consts [constr_name] constant_table |
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|
312 |
val (rec_clauses, (seen', constant_table'')) = |
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|
313 |
fold_map (mk_ground_impl ctxt) (binder_types T) (seen, constant_table') |
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|
314 |
val vars = map (fn i => Var ("x" ^ string_of_int i)) (1 upto (length (binder_types T))) |
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|
315 |
fun mk_prem v T = Rel (mk_relname T, [v]) |
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|
316 |
val clause = |
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|
317 |
((rel_name, [maybe_AppF (translate_const constant_table'' constr_name, vars)]), |
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|
318 |
Conj (map2 mk_prem vars (binder_types T))) |
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|
319 |
in |
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|
320 |
(clause :: flat rec_clauses, (seen', constant_table'')) |
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|
321 |
end |
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|
322 |
val constrs = inst_constrs_of (ProofContext.theory_of ctxt) T |
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|
323 |
in apfst flat (fold_map mk_impl constrs (T :: seen, constant_table)) end |
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|
324 |
| mk_ground_impl ctxt T (seen, constant_table) = |
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|
325 |
raise Fail ("unexpected type :" ^ Syntax.string_of_typ ctxt T) |
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|
326 |
|
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|
327 |
fun replace_ground (Conj prems) = Conj (map replace_ground prems) |
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|
328 |
| replace_ground (Ground (x, T)) = |
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|
329 |
Rel (mk_relname T, [Var x]) |
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|
330 |
| replace_ground p = p |
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|
331 |
|
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|
332 |
fun add_ground_predicates ctxt (p, constant_table) = |
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|
333 |
let |
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|
334 |
val ground_typs = fold (add_ground_typ o snd) p [] |
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|
335 |
val (grs, (_, constant_table')) = fold_map (mk_ground_impl ctxt) ground_typs ([], constant_table) |
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|
336 |
val p' = map (apsnd replace_ground) p |
38073 | 337 |
in |
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|
338 |
((flat grs) @ p', constant_table') |
38073 | 339 |
end |
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|
340 |
|
38735 | 341 |
(* rename variables to prolog-friendly names *) |
342 |
||
343 |
fun rename_vars_term renaming = map_vars (fn v => the (AList.lookup (op =) renaming v)) |
|
344 |
||
345 |
fun rename_vars_prem renaming = map_term_prem (rename_vars_term renaming) |
|
346 |
||
347 |
fun dest_Char (Symbol.Char c) = c |
|
348 |
||
349 |
fun is_prolog_conform v = |
|
350 |
forall (fn s => Symbol.is_ascii_letter s orelse Symbol.is_ascii_digit s) (Symbol.explode v) |
|
351 |
||
352 |
fun mk_conform avoid v = |
|
353 |
let |
|
354 |
val v' = space_implode "" (map (dest_Char o Symbol.decode) |
|
355 |
(filter (fn s => Symbol.is_ascii_letter s orelse Symbol.is_ascii_digit s) |
|
356 |
(Symbol.explode v))) |
|
357 |
val v' = if v' = "" then "var" else v' |
|
358 |
in Name.variant avoid (first_upper v') end |
|
359 |
||
360 |
fun mk_renaming v renaming = |
|
361 |
(v, mk_conform (map snd renaming) v) :: renaming |
|
362 |
||
363 |
fun rename_vars_clause ((rel, args), prem) = |
|
364 |
let |
|
365 |
val vars = fold_prem_terms add_vars prem (fold add_vars args []) |
|
366 |
val renaming = fold mk_renaming vars [] |
|
367 |
in ((rel, map (rename_vars_term renaming) args), rename_vars_prem renaming prem) end |
|
368 |
||
369 |
val rename_vars_program = map rename_vars_clause |
|
370 |
||
38073 | 371 |
(* code printer *) |
372 |
||
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|
373 |
fun write_arith_op Plus = "+" |
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|
374 |
| write_arith_op Minus = "-" |
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|
375 |
|
38735 | 376 |
fun write_term (Var v) = v |
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|
377 |
| write_term (Cons c) = c |
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|
378 |
| write_term (AppF (f, args)) = f ^ "(" ^ space_implode ", " (map write_term args) ^ ")" |
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|
379 |
| write_term (ArithOp (oper, [a1, a2])) = write_term a1 ^ " " ^ write_arith_op oper ^ " " ^ write_term a2 |
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|
380 |
| write_term (Number n) = string_of_int n |
38073 | 381 |
|
382 |
fun write_rel (pred, args) = |
|
383 |
pred ^ "(" ^ space_implode ", " (map write_term args) ^ ")" |
|
384 |
||
385 |
fun write_prem (Conj prems) = space_implode ", " (map write_prem prems) |
|
386 |
| write_prem (Rel p) = write_rel p |
|
387 |
| write_prem (NotRel p) = "not(" ^ write_rel p ^ ")" |
|
388 |
| write_prem (Eq (l, r)) = write_term l ^ " = " ^ write_term r |
|
389 |
| write_prem (NotEq (l, r)) = write_term l ^ " \\= " ^ write_term r |
|
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changeset
|
390 |
| write_prem (ArithEq (l, r)) = write_term l ^ " is " ^ write_term r |
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|
391 |
| write_prem (NotArithEq (l, r)) = write_term l ^ " =\\= " ^ write_term r |
38073 | 392 |
|
393 |
fun write_clause (head, prem) = |
|
394 |
write_rel head ^ (if prem = Conj [] then "." else " :- " ^ write_prem prem ^ ".") |
|
395 |
||
396 |
fun write_program p = |
|
397 |
cat_lines (map write_clause p) |
|
398 |
||
38078 | 399 |
(** query templates **) |
400 |
||
38073 | 401 |
fun query_first rel vnames = |
402 |
"eval :- once(" ^ rel ^ "(" ^ space_implode ", " vnames ^ ")),\n" ^ |
|
38082 | 403 |
"writef('" ^ space_implode ";" (map (fn v => v ^ " = %w") vnames) ^ |
404 |
"\\n', [" ^ space_implode ", " vnames ^ "]).\n" |
|
38077
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|
405 |
|
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|
406 |
fun query_firstn n rel vnames = |
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changeset
|
407 |
"eval :- findnsols(" ^ string_of_int n ^ ", (" ^ space_implode ", " vnames ^ "), " ^ |
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|
408 |
rel ^ "(" ^ space_implode ", " vnames ^ "), Sols), writelist(Sols).\n" ^ |
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|
409 |
"writelist([]).\n" ^ |
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changeset
|
410 |
"writelist([(" ^ space_implode ", " vnames ^ ")|T]) :- " ^ |
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changeset
|
411 |
"writef('" ^ space_implode ";" (map (fn v => v ^ " = %w") vnames) ^ |
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changeset
|
412 |
"\\n', [" ^ space_implode ", " vnames ^ "]), writelist(T).\n" |
38077
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changeset
|
413 |
|
38073 | 414 |
val prelude = |
415 |
"#!/usr/bin/swipl -q -t main -f\n\n" ^ |
|
38077
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changeset
|
416 |
":- use_module(library('dialect/ciao/aggregates')).\n" ^ |
38729
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changeset
|
417 |
":- style_check(-singleton).\n" ^ |
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changeset
|
418 |
":- style_check(-discontiguous).\n" ^ |
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changeset
|
419 |
":- style_check(-atom).\n\n" ^ |
38073 | 420 |
"main :- catch(eval, E, (print_message(error, E), fail)), halt.\n" ^ |
421 |
"main :- halt(1).\n" |
|
38075 | 422 |
|
423 |
(* parsing prolog solution *) |
|
38115
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diff
changeset
|
424 |
val scan_number = |
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diff
changeset
|
425 |
Scan.many1 Symbol.is_ascii_digit |
38075 | 426 |
|
427 |
val scan_atom = |
|
38728
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diff
changeset
|
428 |
Scan.many1 (fn s => Symbol.is_ascii_lower s orelse Symbol.is_ascii_digit s orelse Symbol.is_ascii_quasi s) |
38075 | 429 |
|
430 |
val scan_var = |
|
38078 | 431 |
Scan.many1 |
432 |
(fn s => Symbol.is_ascii_upper s orelse Symbol.is_ascii_digit s orelse Symbol.is_ascii_quasi s) |
|
38075 | 433 |
|
38076 | 434 |
val scan_ident = |
435 |
Scan.repeat (Scan.one |
|
436 |
(fn s => Symbol.is_ascii_letter s orelse Symbol.is_ascii_digit s orelse Symbol.is_ascii_quasi s)) |
|
437 |
||
38075 | 438 |
fun dest_Char (Symbol.Char s) = s |
439 |
||
440 |
val string_of = concat o map (dest_Char o Symbol.decode) |
|
441 |
||
38076 | 442 |
val is_atom_ident = forall Symbol.is_ascii_lower |
443 |
||
444 |
val is_var_ident = |
|
445 |
forall (fn s => Symbol.is_ascii_upper s orelse Symbol.is_ascii_digit s orelse Symbol.is_ascii_quasi s) |
|
38078 | 446 |
|
38115
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parents:
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diff
changeset
|
447 |
fun int_of_symbol_list xs = fold (fn x => fn s => s * 10 + (ord x - ord "0")) xs 0 |
987edb27f449
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bulwahn
parents:
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diff
changeset
|
448 |
|
38078 | 449 |
fun scan_terms xs = (((scan_term --| $$ ",") ::: scan_terms) |
450 |
|| (scan_term >> single)) xs |
|
451 |
and scan_term xs = |
|
38115
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bulwahn
parents:
38114
diff
changeset
|
452 |
((scan_number >> (Number o int_of_symbol_list)) |
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
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diff
changeset
|
453 |
|| (scan_var >> (Var o string_of)) |
38078 | 454 |
|| ((scan_atom -- ($$ "(" |-- scan_terms --| $$ ")")) |
38079
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bulwahn
parents:
38078
diff
changeset
|
455 |
>> (fn (f, ts) => AppF (string_of f, ts))) |
38078 | 456 |
|| (scan_atom >> (Cons o string_of))) xs |
38079
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bulwahn
parents:
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diff
changeset
|
457 |
|
38075 | 458 |
val parse_term = fst o Scan.finite Symbol.stopper |
38077
46ff55ace18c
querying for multiple solutions in values command for prolog execution
bulwahn
parents:
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diff
changeset
|
459 |
(Scan.error (!! (fn _ => raise Fail "parsing prolog output failed")) scan_term) |
38075 | 460 |
o explode |
461 |
||
38079
7fb011dd51de
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bulwahn
parents:
38078
diff
changeset
|
462 |
fun parse_solutions sol = |
38075 | 463 |
let |
38077
46ff55ace18c
querying for multiple solutions in values command for prolog execution
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parents:
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diff
changeset
|
464 |
fun dest_eq s = case space_explode "=" s of |
38075 | 465 |
(l :: r :: []) => parse_term (unprefix " " r) |
38078 | 466 |
| _ => raise Fail "unexpected equation in prolog output" |
38079
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
467 |
fun parse_solution s = map dest_eq (space_explode ";" s) |
38075 | 468 |
in |
38079
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
469 |
map parse_solution (fst (split_last (space_explode "\n" sol))) |
38075 | 470 |
end |
38073 | 471 |
|
472 |
(* calling external interpreter and getting results *) |
|
473 |
||
38077
46ff55ace18c
querying for multiple solutions in values command for prolog execution
bulwahn
parents:
38076
diff
changeset
|
474 |
fun run p query_rel vnames nsols = |
38073 | 475 |
let |
476 |
val cmd = Path.named_root |
|
38735 | 477 |
val query = case nsols of NONE => query_first | SOME n => query_firstn n |
478 |
val p' = rename_vars_program p |
|
479 |
val _ = tracing "Renaming variable names..." |
|
480 |
val renaming = fold mk_renaming vnames [] |
|
481 |
val vnames' = map (fn v => the (AList.lookup (op =) renaming v)) vnames |
|
482 |
val prog = prelude ^ query query_rel vnames' ^ write_program p' |
|
38079
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
483 |
val _ = tracing ("Generated prolog program:\n" ^ prog) |
38073 | 484 |
val prolog_file = File.tmp_path (Path.basic "prolog_file") |
485 |
val _ = File.write prolog_file prog |
|
38077
46ff55ace18c
querying for multiple solutions in values command for prolog execution
bulwahn
parents:
38076
diff
changeset
|
486 |
val (solution, _) = bash_output ("/usr/local/bin/swipl -f " ^ File.shell_path prolog_file) |
38079
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
487 |
val _ = tracing ("Prolog returned solution(s):\n" ^ solution) |
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
488 |
val tss = parse_solutions solution |
38073 | 489 |
in |
38079
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
490 |
tss |
38073 | 491 |
end |
492 |
||
38075 | 493 |
(* values command *) |
494 |
||
38081
8b02ce312893
removing pointless type information in internal prolog terms
bulwahn
parents:
38080
diff
changeset
|
495 |
fun restore_term ctxt constant_table (Var s, T) = Free (s, T) |
38115
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
496 |
| restore_term ctxt constant_table (Number n, @{typ "int"}) = HOLogic.mk_number @{typ "int"} n |
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
497 |
| restore_term ctxt constant_table (Number n, _) = raise (Fail "unexpected type for number") |
38079
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
498 |
| restore_term ctxt constant_table (Cons s, T) = Const (restore_const constant_table s, T) |
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
499 |
| restore_term ctxt constant_table (AppF (f, args), T) = |
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
500 |
let |
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
501 |
val thy = ProofContext.theory_of ctxt |
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
502 |
val c = restore_const constant_table f |
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
503 |
val cT = Sign.the_const_type thy c |
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
504 |
val (argsT, resT) = strip_type cT |
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
505 |
val subst = Sign.typ_match thy (resT, T) Vartab.empty |
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
506 |
val argsT' = map (Envir.subst_type subst) argsT |
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
507 |
in |
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
508 |
list_comb (Const (c, Envir.subst_type subst cT), |
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
509 |
map (restore_term ctxt constant_table) (args ~~ argsT')) |
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
510 |
end |
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
511 |
|
38075 | 512 |
fun values ctxt soln t_compr = |
513 |
let |
|
38727
c7f5f0b7dc7f
adding very basic transformation to ensure groundness before negations
bulwahn
parents:
38558
diff
changeset
|
514 |
val options = !options |
38075 | 515 |
val split = case t_compr of (Const (@{const_name Collect}, _) $ t) => t |
516 |
| _ => error ("Not a set comprehension: " ^ Syntax.string_of_term ctxt t_compr); |
|
517 |
val (body, Ts, fp) = HOLogic.strip_psplits split; |
|
518 |
val output_names = Name.variant_list (Term.add_free_names body []) |
|
519 |
(map (fn i => "x" ^ string_of_int i) (1 upto length Ts)) |
|
38080
8c20eb9a388d
cleaning example file; more natural ordering of variable names
bulwahn
parents:
38079
diff
changeset
|
520 |
val output_frees = rev (map2 (curry Free) output_names Ts) |
38075 | 521 |
val body = subst_bounds (output_frees, body) |
522 |
val (pred as Const (name, T), all_args) = |
|
523 |
case strip_comb body of |
|
524 |
(Const (name, T), all_args) => (Const (name, T), all_args) |
|
525 |
| (head, _) => error ("Not a constant: " ^ Syntax.string_of_term ctxt head) |
|
526 |
val vnames = |
|
527 |
case try (map (fst o dest_Free)) all_args of |
|
528 |
SOME vs => vs |
|
529 |
| NONE => error ("Not only free variables in " ^ commas (map (Syntax.string_of_term ctxt) all_args)) |
|
38732
3371dbc806ae
moving preprocessing to values in prolog generation
bulwahn
parents:
38731
diff
changeset
|
530 |
val _ = tracing "Preprocessing specification..." |
3371dbc806ae
moving preprocessing to values in prolog generation
bulwahn
parents:
38731
diff
changeset
|
531 |
val T = Sign.the_const_type (ProofContext.theory_of ctxt) name |
3371dbc806ae
moving preprocessing to values in prolog generation
bulwahn
parents:
38731
diff
changeset
|
532 |
val t = Const (name, T) |
38755
a37d39fe32f8
standardized Context.copy_thy to Theory.copy alias, with slightly more direct way of using it;
wenzelm
parents:
38735
diff
changeset
|
533 |
val thy' = |
a37d39fe32f8
standardized Context.copy_thy to Theory.copy alias, with slightly more direct way of using it;
wenzelm
parents:
38735
diff
changeset
|
534 |
Theory.copy (ProofContext.theory_of ctxt) |
a37d39fe32f8
standardized Context.copy_thy to Theory.copy alias, with slightly more direct way of using it;
wenzelm
parents:
38735
diff
changeset
|
535 |
|> Predicate_Compile.preprocess preprocess_options t |
a37d39fe32f8
standardized Context.copy_thy to Theory.copy alias, with slightly more direct way of using it;
wenzelm
parents:
38735
diff
changeset
|
536 |
val ctxt' = ProofContext.init_global thy' |
38079
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
537 |
val _ = tracing "Generating prolog program..." |
38755
a37d39fe32f8
standardized Context.copy_thy to Theory.copy alias, with slightly more direct way of using it;
wenzelm
parents:
38735
diff
changeset
|
538 |
val (p, constant_table) = generate options ctxt' name |
a37d39fe32f8
standardized Context.copy_thy to Theory.copy alias, with slightly more direct way of using it;
wenzelm
parents:
38735
diff
changeset
|
539 |
|> (if #ensure_groundness options then add_ground_predicates ctxt' else I) |
38079
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
540 |
val _ = tracing "Running prolog program..." |
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
541 |
val tss = run p (translate_const constant_table name) (map first_upper vnames) soln |
7fb011dd51de
improving translation to prolog; restoring terms from prolog output; adding tracing support
bulwahn
parents:
38078
diff
changeset
|
542 |
val _ = tracing "Restoring terms..." |
38115
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
543 |
val empty = Const("Orderings.bot_class.bot", fastype_of t_compr) |
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
544 |
fun mk_insert x S = |
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
545 |
Const (@{const_name "Set.insert"}, fastype_of x --> fastype_of S --> fastype_of S) $ x $ S |
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
546 |
fun mk_set_compr in_insert [] xs = |
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
547 |
rev ((Free ("...", fastype_of t_compr)) :: |
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
548 |
(if null in_insert then xs else (fold mk_insert in_insert empty) :: xs)) |
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
549 |
| mk_set_compr in_insert (t :: ts) xs = |
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
550 |
let |
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
551 |
val frees = Term.add_frees t [] |
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
552 |
in |
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
553 |
if null frees then |
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
554 |
mk_set_compr (t :: in_insert) ts xs |
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
555 |
else |
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
556 |
let |
38755
a37d39fe32f8
standardized Context.copy_thy to Theory.copy alias, with slightly more direct way of using it;
wenzelm
parents:
38735
diff
changeset
|
557 |
val uu as (uuN, uuT) = singleton (Variable.variant_frees ctxt' [t]) ("uu", fastype_of t) |
38115
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
558 |
val set_compr = |
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
559 |
HOLogic.mk_Collect (uuN, uuT, fold (fn (s, T) => fn t => HOLogic.mk_exists (s, T, t)) |
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
560 |
frees (HOLogic.mk_conj (HOLogic.mk_eq (Free uu, t), @{term "True"}))) |
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
561 |
in |
38729
9c9d14827380
improving output of set comprehensions; adding style_check flags
bulwahn
parents:
38728
diff
changeset
|
562 |
mk_set_compr [] ts |
9c9d14827380
improving output of set comprehensions; adding style_check flags
bulwahn
parents:
38728
diff
changeset
|
563 |
(set_compr :: (if null in_insert then xs else (fold mk_insert in_insert empty) :: xs)) |
38115
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
564 |
end |
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
565 |
end |
38075 | 566 |
in |
38115
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
567 |
foldl1 (HOLogic.mk_binop @{const_name sup}) (mk_set_compr [] |
38755
a37d39fe32f8
standardized Context.copy_thy to Theory.copy alias, with slightly more direct way of using it;
wenzelm
parents:
38735
diff
changeset
|
568 |
(map (fn ts => HOLogic.mk_tuple (map (restore_term ctxt' constant_table) (ts ~~ Ts))) tss) []) |
38075 | 569 |
end |
570 |
||
571 |
fun values_cmd print_modes soln raw_t state = |
|
572 |
let |
|
573 |
val ctxt = Toplevel.context_of state |
|
574 |
val t = Syntax.read_term ctxt raw_t |
|
575 |
val t' = values ctxt soln t |
|
576 |
val ty' = Term.type_of t' |
|
577 |
val ctxt' = Variable.auto_fixes t' ctxt |
|
38115
987edb27f449
adding parsing of numbers; improving output of solution without free variables in prolog code generation
bulwahn
parents:
38114
diff
changeset
|
578 |
val _ = tracing "Printing terms..." |
38075 | 579 |
val p = Print_Mode.with_modes print_modes (fn () => |
580 |
Pretty.block [Pretty.quote (Syntax.pretty_term ctxt' t'), Pretty.fbrk, |
|
581 |
Pretty.str "::", Pretty.brk 1, Pretty.quote (Syntax.pretty_typ ctxt' ty')]) (); |
|
582 |
in Pretty.writeln p end; |
|
583 |
||
584 |
||
585 |
(* renewing the values command for Prolog queries *) |
|
586 |
||
587 |
val opt_print_modes = |
|
588 |
Scan.optional (Parse.$$$ "(" |-- Parse.!!! (Scan.repeat1 Parse.xname --| Parse.$$$ ")")) []; |
|
589 |
||
590 |
val _ = Outer_Syntax.improper_command "values" "enumerate and print comprehensions" Keyword.diag |
|
38077
46ff55ace18c
querying for multiple solutions in values command for prolog execution
bulwahn
parents:
38076
diff
changeset
|
591 |
(opt_print_modes -- Scan.optional (Parse.nat >> SOME) NONE -- Parse.term |
38075 | 592 |
>> (fn ((print_modes, soln), t) => Toplevel.keep |
38504
76965c356d2a
removed Code_Prolog: modifies global environment setup non-conservatively
haftmann
parents:
38115
diff
changeset
|
593 |
(values_cmd print_modes soln t))); (*FIXME does not preserve the previous functionality*) |
38075 | 594 |
|
38733
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
595 |
(* quickcheck generator *) |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
596 |
|
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
597 |
(* FIXME: large copy of Predicate_Compile_Quickcheck - refactor out commons *) |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
598 |
|
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
599 |
fun strip_imp_prems (Const(@{const_name "op -->"}, _) $ A $ B) = A :: strip_imp_prems B |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
600 |
| strip_imp_prems _ = []; |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
601 |
|
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
602 |
fun strip_imp_concl (Const(@{const_name "op -->"}, _) $ A $ B) = strip_imp_concl B |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
603 |
| strip_imp_concl A = A : term; |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
604 |
|
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
605 |
fun strip_horn A = (strip_imp_prems A, strip_imp_concl A); |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
606 |
|
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
607 |
fun quickcheck ctxt report t size = |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
608 |
let |
38755
a37d39fe32f8
standardized Context.copy_thy to Theory.copy alias, with slightly more direct way of using it;
wenzelm
parents:
38735
diff
changeset
|
609 |
val thy = Theory.copy (ProofContext.theory_of ctxt) |
38733
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
610 |
val (vs, t') = strip_abs t |
38755
a37d39fe32f8
standardized Context.copy_thy to Theory.copy alias, with slightly more direct way of using it;
wenzelm
parents:
38735
diff
changeset
|
611 |
val vs' = Variable.variant_frees ctxt [] vs |
38733
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
612 |
val Ts = map snd vs' |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
613 |
val t'' = subst_bounds (map Free (rev vs'), t') |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
614 |
val (prems, concl) = strip_horn t'' |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
615 |
val constname = "quickcheck" |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
616 |
val full_constname = Sign.full_bname thy constname |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
617 |
val constT = Ts ---> @{typ bool} |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
618 |
val thy1 = Sign.add_consts_i [(Binding.name constname, constT, NoSyn)] thy |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
619 |
val const = Const (full_constname, constT) |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
620 |
val t = Logic.list_implies |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
621 |
(map HOLogic.mk_Trueprop (prems @ [HOLogic.mk_not concl]), |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
622 |
HOLogic.mk_Trueprop (list_comb (Const (full_constname, constT), map Free vs'))) |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
623 |
val tac = fn _ => Skip_Proof.cheat_tac thy1 |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
624 |
val intro = Goal.prove (ProofContext.init_global thy1) (map fst vs') [] t tac |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
625 |
val thy2 = Context.theory_map (Predicate_Compile_Alternative_Defs.add_thm intro) thy1 |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
626 |
val thy3 = Predicate_Compile.preprocess preprocess_options const thy2 |
38755
a37d39fe32f8
standardized Context.copy_thy to Theory.copy alias, with slightly more direct way of using it;
wenzelm
parents:
38735
diff
changeset
|
627 |
val ctxt' = ProofContext.init_global thy3 |
38733
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
628 |
val _ = tracing "Generating prolog program..." |
38755
a37d39fe32f8
standardized Context.copy_thy to Theory.copy alias, with slightly more direct way of using it;
wenzelm
parents:
38735
diff
changeset
|
629 |
val (p, constant_table) = generate {ensure_groundness = true} ctxt' full_constname |
a37d39fe32f8
standardized Context.copy_thy to Theory.copy alias, with slightly more direct way of using it;
wenzelm
parents:
38735
diff
changeset
|
630 |
|> add_ground_predicates ctxt' |
38733
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
631 |
val _ = tracing "Running prolog program..." |
38735 | 632 |
val [ts] = run p (translate_const constant_table full_constname) (map fst vs') |
38733
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
633 |
(SOME 1) |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
634 |
val _ = tracing "Restoring terms..." |
38755
a37d39fe32f8
standardized Context.copy_thy to Theory.copy alias, with slightly more direct way of using it;
wenzelm
parents:
38735
diff
changeset
|
635 |
val res = SOME (map (restore_term ctxt' constant_table) (ts ~~ Ts)) |
38733
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
636 |
val empty_report = ([], false) |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
637 |
in |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
638 |
(res, empty_report) |
4b8fd91ea59a
added quickcheck generator for prolog generation; first example of counterexample search with prolog for hotel key card system
bulwahn
parents:
38732
diff
changeset
|
639 |
end; |
38732
3371dbc806ae
moving preprocessing to values in prolog generation
bulwahn
parents:
38731
diff
changeset
|
640 |
|
38073 | 641 |
end; |