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fix functions with new types

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ProgramSnail 2026-01-26 16:46:49 +03:00
parent 22901cdc22
commit 6cb7c30e1f
1 changed files with 90 additions and 55 deletions
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145
lib/relational_semantic_interpreter.ml
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@ -19,6 +19,9 @@ struct
[@@deriving gt ~options:{ show; gmap }]
type nonrec ground = t
]
let ref = inj Ref
let value = inj Value
end
module Stmt = struct
@ -28,33 +31,43 @@ struct
[@@deriving gt ~options:{ show; gmap }]
type nonrec ground = (Nat.ground, Nat.ground List.ground) t
]
let call f args = inj (Call (f, args))
let read id = inj (Read id)
let write id = inj (Write id)
end
module Body = struct
[@@@warning "-26-27-32-33-34-35-36-37-38-39-60-66-67"]
[%%distrib
type nonrec ('stmt, 'l) t = Body of ('stmt, 'l) List.t
type nonrec ('stmt, 'l) t = T of ('stmt, 'l) List.t
[@@deriving gt ~options:{ show; gmap }]
type nonrec ground = (Stmt.ground, Stmt.ground List.ground) t
]
let make stmts = inj (T stmts)
end
module FunDecl = struct
[@@@warning "-26-27-32-33-34-35-36-37-38-39-60-66-67"]
[%%distrib
type nonrec ('tag, 'lt, 'stmt, 'ls) t = FunDecl of ('tag, 'lt) List.t * ('stmt, 'ls) Body.t
type nonrec ('l, 'b) t = T of 'l * 'b
[@@deriving gt ~options:{ show; gmap }]
type nonrec ground = (Tag.ground, Tag.ground List.ground, Stmt.ground, Stmt.ground List.ground) t
type nonrec ground = (Tag.ground List.ground, Body.ground) t
]
let make args body = inj (T (args, body))
end
module Prog = struct
[@@@warning "-26-27-32-33-34-35-36-37-38-39-60-66-67"]
[%%distrib
type nonrec ('fd, 'lf, 'tag, 'lt, 'stmt, 'ls) t = Prog of ('fd, 'lf) List.t * ('tag, 'lt, 'stmt, 'ls) FunDecl.t
type nonrec ('l, 'f) t = T of 'l * 'f
[@@deriving gt ~options:{ show; gmap }]
type nonrec ground = (FunDecl.ground, FunDecl.ground List.ground, Tag.ground, Tag.ground List.ground, Stmt.ground, Stmt.ground List.ground) t
type nonrec ground = (FunDecl.ground List.ground, FunDecl.ground) t
]
let make decls main_decl = inj (T (decls, main_decl))
end
module Arg = struct
@ -64,6 +77,9 @@ struct
[@@deriving gt ~options:{ show; gmap }]
type nonrec ground = Nat.ground t
]
let rvalue = inj RValue
let lvalue x = inj (LValue x)
end
module Value = struct
@ -73,24 +89,32 @@ struct
[@@deriving gt ~options:{ show; gmap }]
type nonrec ground = t
]
let unit = inj Unit
let bot = inj Bot
end
module Envr = struct
[@@@warning "-26-27-32-33-34-35-36-37-38-39-60-66-67"]
[%%distrib
type nonrec ('d, 'l) t = Envr of ('d * 'd, 'l) List.t
[@@deriving gt ~options:{ show; gmap }]
type nonrec ground = (Nat.ground, Nat.ground List.ground) t
]
end
(* module Envr = struct *)
(* [@@@warning "-26-27-32-33-34-35-36-37-38-39-60-66-67"] *)
(* [%%distrib *)
(* type nonrec ('d, 'l) t = T of ('d * 'd, 'l) List.t *)
(* [@@deriving gt ~options:{ show; gmap }] *)
(* type nonrec ground = (Nat.ground, Nat.ground List.ground) t *)
(* ] *)
(* let make elems = inj (T elems) *)
(* end *)
module State = struct
[@@@warning "-26-27-32-33-34-35-36-37-38-39-60-66-67"]
[%%distrib
type nonrec ('env, 'mem, 'last_mem, 'assignments) t = State of 'env * 'mem * 'last_mem * 'assignments
type nonrec ('env, 'mem, 'last_mem, 'assignments) t = T of 'env * 'mem * 'last_mem * 'assignments
[@@deriving gt ~options:{ show; gmap }]
type nonrec ground = (Envr.ground, Value.ground List.ground, Nat.ground, Nat.ground List.ground) t
type nonrec ground = (((Nat.ground, Nat.ground) Pair.ground) List.ground,
Value.ground List.ground, Nat.ground, Nat.ground List.ground) t
]
let make env mem last_mem assignments = inj (T (env, mem, last_mem, assignments))
end
let rec list_replace xs id value ys =
@ -116,14 +140,14 @@ struct
let env_get state id mem_id' =
fresh (env mem mem_len assignments)
(state === inj (env, mem, mem_len, assignments))
(state === State.make env mem mem_len assignments)
(list_assoc id env mem_id')
(* (List.assoco id env mem_id') *)
let env_add state id mem_id state' =
fresh (env env' mem mem_len assignments)
(state === inj (env, mem, mem_len, assignments))
(state' === inj (env', mem, mem_len, assignments))
(state === State.make env mem mem_len assignments)
(state' === State.make env' mem mem_len assignments)
(env' === List.cons (id, mem_id) env)
let inv_id mem_len id id' =
@ -142,30 +166,32 @@ struct
(* TODO: use real holes *)
let mem_get state id value' =
fresh (mem mem_len mem_id mem_id_inv env_ assignments_)
(state === inj (env_, mem, mem_len, assignments_))
fresh (mem mem_len mem_id mem_id_inv _env _assignments)
(state === inj (State.T (_env, mem, mem_len, _assignments)))
(env_get state id mem_id)
(inv_id mem_len mem_id mem_id_inv)
(list_nth mem mem_id_inv value')
let mem_set state id value state'=
fresh (env mem mem_len assignments mem_id inv_mem_id mem')
(state === inj (env, mem, mem_len, assignments))
fresh (env mem mem_len assignments mem_id inv_mem_id mem' assignments')
(state === State.make env mem mem_len assignments)
(env_get state id mem_id)
(inv_id mem_len mem_id inv_mem_id)
(list_replace mem mem_id value mem')
(state' === inj (env, mem', mem_len, List.cons id assignments))
(assignments' === List.cons id assignments)
(state' === State.make env mem' mem_len assignments')
let mem_add state value state' =
fresh (env mem mem_len assignments mem')
(state === inj (env, mem, mem_len, assignments))
fresh (env mem mem_len mem_len' assignments mem')
(state === State.make env mem mem_len assignments)
(mem' === List.cons value mem)
(state' === inj (env, mem, Nat.s mem_len, assignments))
(mem_len' === Nat.s mem_len)
(state' === State.make env mem mem_len' assignments)
let mem_check state id state' =
conde
[ (mem_get state id (inj Value.Bot)) &&& (state' === state) (* TODO: error *)
; (mem_get state id (inj Value.Unit)) &&& (state' === state)
[ (mem_get state id Value.bot) &&& (state' === state)
; (mem_get state id Value.unit) &&& (state' === state)
]
(* --- *)
@ -202,27 +228,27 @@ struct
let arg_to_value state arg value' =
conde
[ (arg === inj Arg.RValue) &&& (value' === inj Value.Unit)
; fresh (id) (arg === inj (Arg.LValue id)) (mem_get state id value')
[ (arg === Arg.rvalue) &&& (value' === Value.unit)
; fresh (id) (arg === Arg.lvalue id) (mem_get state id value')
]
let arg_to_rvalue _arg value' = (value' === inj Arg.RValue)
let st_mem_len state mem_len' =
fresh (env_ mem_ assignments_) (* TODO: replace with real placeholder ? *)
(state === inj (env_, mem_, mem_len', assignments_))
fresh (_env _mem _assignments) (* TODO: replace with real placeholder ? *)
(state === State.make _env _mem mem_len' _assignments)
let st_add_arg state state_before id arg_tag arg state'' =
conde
[ (arg_tag === inj Tag.Ref) &&& (arg === inj Arg.RValue) &&& (state'' === state)
[ (arg_tag === Tag.ref) &&& (arg === Arg.rvalue) &&& (state'' === state)
(* TODO: error, TODO: allow later ?? *)
; fresh (arg' value')
(arg_tag === inj Tag.Ref)
(arg === inj (Arg.LValue arg'))
(arg_tag === Tag.ref)
(arg === Arg.lvalue arg')
(env_get state_before arg' value')
(env_add state id value' state'')
; fresh (value' state' mem_len_dec')
(arg_tag === inj Tag.Value)
(arg_tag === Tag.value)
(arg_to_value state_before arg value')
(mem_add state value' state')
(st_mem_len state (Nat.s mem_len_dec'))
@ -236,11 +262,12 @@ struct
(list_replace mem mem_id_inv' (inj Value.Bot) mem')
let st_spoil_assignments state state' =
fresh (env mem mem' mem_len assignments)
(state === inj (env, mem, mem_len, assignments))
fresh (env mem mem' mem_len assignments nil')
(state === State.make env mem mem_len assignments)
(list_foldl (st_spoil_folder mem_len state) mem assignments mem')
(* (List.fold_left (fun mem id -> list_replace mem (inv_id mem_len @@ env_get state id) BotV) mem assignments mem') *)
(state' === inj (env, mem', mem_len, Std.nil ()))
(nil' === Std.nil ())
(state' === State.make env mem' mem_len nil')
(* --- *)
@ -256,12 +283,12 @@ struct
let rec eval_stmt state prog stmt state' =
conde
[ fresh (f_id args f args')
(stmt === inj (Stmt.Call (f_id, args)))
(stmt === Stmt.call f_id args)
(list_nth prog f_id f)
(List.mapo arg_to_lvalue args args')
(eval_fun state prog f args' state')
; fresh (id) (stmt === inj (Stmt.Read id)) (mem_check state id state')
; fresh (id) (stmt === inj (Stmt.Write id)) (mem_set state id (inj Value.Unit) state')
; fresh (id) (stmt === Stmt.read id) (mem_check state id state')
; fresh (id) (stmt === Stmt.write id) (mem_set state id Value.unit state')
]
and eval_body_folder prog state stmt state' = eval_stmt state prog stmt state'
@ -281,35 +308,43 @@ struct
fresh (arg_tags body
env_before mem_before len_before assignments_before
state_clean
state_with_vars counter_
state_with_vars _counter
state_evaled
state_spoiled
env_ mem_spoiled len assignments_
mem_updated len_to_drop)
(decl === inj (arg_tags, body))
(state === inj (env_before, mem_before, len_before, assignments_before))
(state_clean === inj (Std.nil (), mem_before, len_before, Std.nil ()))
(list_foldl2 (add_arg_folder state) (inj (state, Nat.o)) arg_tags args (inj (state_with_vars, counter_))) (* TODO: replace with real placeholder *)
_env mem_spoiled len _assignments
mem_updated len_to_drop
nil_env nil_assignments)
(nil_env === Std.nil ())
(nil_assignments === Std.nil ())
(decl === FunDecl.make arg_tags body)
(state === State.make env_before mem_before len_before assignments_before)
(state_clean === State.make nil_env mem_before len_before nil_assignments)
(list_foldl2 (add_arg_folder state) (inj (state, Nat.o)) arg_tags args (inj (state_with_vars, _counter))) (* TODO: replace with real placeholder *)
(eval_body state_with_vars prog body state_evaled)
(st_spoil_assignments state_evaled state_spoiled)
(state_spoiled === inj (env_, mem_spoiled, len, assignments_))
(state_spoiled === State.make _env mem_spoiled len _assignments)
(Nat.addo len_to_drop len_before len)
(list_drop len_to_drop mem_spoiled mem_updated)
(state' === inj (env_before, mem_updated, len_before, assignments_before))
(state' === State.make env_before mem_updated len_before assignments_before)
and eval_fun_empty_args state prog decl state' =
fresh (arg_tags args hole_) (* TODO: replace with real placeholder *)
(decl === inj (arg_tags, hole_))
fresh (arg_tags args _hole) (* TODO: replace with real placeholder *)
(decl === FunDecl.make arg_tags _hole)
(List.mapo arg_to_rvalue arg_tags args)
(eval_fun state prog decl args state')
(* --- *)
let empty_state state = (state === inj (Std.nil (), Std.nil (), Nat.o, Std.nil ()))
let empty_state state =
fresh (nil_env nil_mem nil_assignments)
(nil_env === Std.nil ())
(nil_assignments === Std.nil ())
(nil_mem === Std.nil ())
(state === State.make nil_env nil_mem Nat.o nil_assignments)
let eval_prog all_prog state' =
fresh (prog main_decl state)
(all_prog === inj (prog, main_decl))
(all_prog === Prog.make prog main_decl)
(empty_state state)
(eval_fun_empty_args state prog main_decl state')