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-rw-r--r--Makefile3
-rw-r--r--frontend/ast.ml17
-rw-r--r--frontend/ast_printer.ml1
-rw-r--r--frontend/file_parser.ml10
-rw-r--r--frontend/lexer.mll1
-rw-r--r--frontend/parser.mly9
-rw-r--r--interpret/ast_util.ml35
-rw-r--r--interpret/data.ml12
-rw-r--r--interpret/interpret.ml43
-rw-r--r--interpret/sca.ml101
-rw-r--r--libs/util.ml25
-rw-r--r--main.ml25
-rw-r--r--tests/Makefile13
-rw-r--r--tests/count.scade36
-rw-r--r--tests/merge.scade22
-rw-r--r--tests/result/limiter.out31
-rw-r--r--tests/result/limitera.out31
-rw-r--r--tests/result/locals.out13
-rw-r--r--tests/result/test0.out6
-rw-r--r--tests/result/test1.out6
-rw-r--r--tests/result/test2.out6
-rw-r--r--tests/result/test3.out6
-rw-r--r--tests/result/test4.out6
-rw-r--r--tests/result/test5.out11
-rw-r--r--tests/result/test6.out6
-rw-r--r--tests/result/test7.out6
-rw-r--r--tests/result/testc.out1
-rw-r--r--tests/result/train.out101
-rw-r--r--tests/result/updown.out31
-rw-r--r--tests/source/limiter.scade (renamed from tests/limiter.scade)0
-rw-r--r--tests/source/limitera.scade (renamed from tests/limitera.scade)0
-rw-r--r--tests/source/locals.scade20
-rw-r--r--tests/source/test0.scade7
-rw-r--r--tests/source/test1.scade (renamed from tests/tests/test1.scade)2
-rw-r--r--tests/source/test2.scade (renamed from tests/tests/test2.scade)2
-rw-r--r--tests/source/test3.scade (renamed from tests/tests/test3.scade)2
-rw-r--r--tests/source/test4.scade (renamed from tests/tests/test4.scade)0
-rw-r--r--tests/source/test5.scade (renamed from tests/tests/test5.scade)0
-rw-r--r--tests/source/test6.scade (renamed from tests/tests/test6.scade)2
-rw-r--r--tests/source/test7.scade (renamed from tests/tests/test7.scade)0
-rw-r--r--tests/source/testc.scade (renamed from tests/tests/testc.scade)4
-rw-r--r--tests/source/train.scade (renamed from tests/train.scade)14
-rw-r--r--tests/source/updown.scade (renamed from tests/updown.scade)0
-rw-r--r--tests/tests/test0.scade7
44 files changed, 521 insertions, 153 deletions
diff --git a/Makefile b/Makefile
index 9f1896f..4ba9f1f 100644
--- a/Makefile
+++ b/Makefile
@@ -9,7 +9,8 @@ SRC= main.ml \
frontend/lexer.mll \
frontend/ast_printer.ml \
interpret/data.ml \
- interpret/interpret.ml
+ interpret/interpret.ml \
+ interpret/sca.ml
all: $(BIN)
diff --git a/frontend/ast.ml b/frontend/ast.ml
index cf04166..8392bc6 100644
--- a/frontend/ast.ml
+++ b/frontend/ast.ml
@@ -1,10 +1,6 @@
open Lexing
+open Util
-type position = Lexing.position
-let position_unknown = Lexing.dummy_pos
-
-type extent = position * position
-let extent_unknown = (position_unknown, position_unknown)
type 'a ext = 'a * extent
@@ -44,6 +40,7 @@ type bin_bool_op =
type expr =
| AST_identifier of id ext
+ | AST_idconst of id ext
(* on numerical values *)
| AST_int_const of string ext
| AST_real_const of string ext
@@ -74,13 +71,13 @@ and state = {
and transition = (expr ext) * (id ext) * bool (* bool : does it reset ? *)
and activate_block = {
- id : id;
- locals : var_def list;
- body : eqn ext list;
+ id : id;
+ locals : var_def list;
+ body : eqn ext list;
}
and activate_if =
- | AST_activate_body of activate_block
- | AST_activate_if of expr ext * activate_if * activate_if
+ | AST_activate_body of activate_block
+ | AST_activate_if of expr ext * activate_if * activate_if
and activate = activate_if * id list
and eqn =
diff --git a/frontend/ast_printer.ml b/frontend/ast_printer.ml
index 25b1c11..edd27e9 100644
--- a/frontend/ast_printer.ml
+++ b/frontend/ast_printer.ml
@@ -152,6 +152,7 @@ let rec print_expr fmt e =
print_expr c print_expr t print_expr e
| AST_identifier (v,_) -> print_id fmt v
+ | AST_idconst (v,_) -> print_id fmt v
| AST_instance ((i,_),l, _) ->
Format.fprintf fmt "%a(%a)"
diff --git a/frontend/file_parser.ml b/frontend/file_parser.ml
index 672c695..85eb9cd 100644
--- a/frontend/file_parser.ml
+++ b/frontend/file_parser.ml
@@ -10,10 +10,8 @@ let parse_file (filename : string) : prog =
Parser.file Lexer.token lex
with
| Parser.Error ->
- Printf.eprintf "Parse error (invalid syntax) near %s\n"
- (string_of_position lex.lex_start_p);
- failwith "Parse error"
+ Util.error (Printf.sprintf "Parse error (invalid syntax) near %s"
+ (string_of_position lex.lex_start_p))
| Failure "lexing: empty token" ->
- Printf.eprintf "Parse error (invalid token) near %s\n"
- (string_of_position lex.lex_start_p);
- failwith "Parse error"
+ Util.error (Printf.sprintf "Parse error (invalid token) near %s"
+ (string_of_position lex.lex_start_p))
diff --git a/frontend/lexer.mll b/frontend/lexer.mll
index 8a4ef26..ef40aa7 100644
--- a/frontend/lexer.mll
+++ b/frontend/lexer.mll
@@ -12,6 +12,7 @@
"const", CONST;
"node", NODE;
+ "function", FUNCTION;
"returns", RETURNS;
"var", VAR;
"let", LET;
diff --git a/frontend/parser.mly b/frontend/parser.mly
index ec283c3..2483f09 100644
--- a/frontend/parser.mly
+++ b/frontend/parser.mly
@@ -9,7 +9,7 @@ open Util
%token IF THEN ELSE
%token NOT AND OR
%token MOD
-%token CONST NODE RETURNS
+%token CONST NODE FUNCTION RETURNS
%token VAR LET TEL
%token PRE
%token ASSUME GUARANTEE
@@ -188,8 +188,11 @@ var_decl:
| VAR l=nonempty_list(terminated(vari, SEMICOLON))
{ List.flatten l }
+node_kw:
+| NODE {}
+| FUNCTION {}
node_decl:
-| NODE id=IDENT LPAREN v=vars RPAREN
+| node_kw id=IDENT LPAREN v=vars RPAREN
RETURNS LPAREN rv=vars RPAREN
e = dbody
{ { name = id;
@@ -198,7 +201,7 @@ node_decl:
var = [];
body = e;
} }
-| NODE id=IDENT LPAREN v=vars RPAREN
+| node_kw id=IDENT LPAREN v=vars RPAREN
RETURNS LPAREN rv=vars RPAREN
lv=var_decl
b=body
diff --git a/interpret/ast_util.ml b/interpret/ast_util.ml
new file mode 100644
index 0000000..db9a76f
--- /dev/null
+++ b/interpret/ast_util.ml
@@ -0,0 +1,35 @@
+open Ast
+open Util
+
+(* Utility : find declaration of a const / a node *)
+
+let find_const_decl p id =
+ match List.find (function
+ | AST_const_decl (c, _) when c.name = id -> true
+ | _ -> false)
+ p with
+ | AST_const_decl d -> d
+ | _ -> assert false
+
+let find_node_decl p id =
+ match List.find (function
+ | AST_node_decl (c, _) when c.name = id -> true
+ | _ -> false)
+ p with
+ | AST_node_decl d -> d
+ | _ -> assert false
+
+let extract_const_decls =
+ List.fold_left
+ (fun l d -> match d with
+ | AST_const_decl d -> d::l
+ | _ -> l)
+ []
+
+(* Some errors *)
+
+let combinatorial_cycle v = error ("Combinatorial cycle with variable: " ^ v)
+let no_variable e = error ("No such variable: " ^ e)
+let type_error e = error ("Type error: " ^ e)
+let not_implemented e = error ("Not implemented: " ^ e)
+
diff --git a/interpret/data.ml b/interpret/data.ml
index 51afcc3..cf7d820 100644
--- a/interpret/data.ml
+++ b/interpret/data.ml
@@ -2,13 +2,7 @@
open Util
open Ast
-
-exception Combinatorial_cycle of string
-exception No_variable of string
-exception Type_error of string
-let type_error e = raise (Type_error e)
-exception Not_implemented of string
-let not_implemented e = raise (Not_implemented e)
+open Ast_util
type scope = string
@@ -38,10 +32,10 @@ let get_var (st: state) (c: calc_map) (id: id) : (state * svalue) =
let r = f (VarMap.add id VBusy st) c in
(* Format.printf "]%s " id; *)
r
- with Not_found -> raise (No_variable id)
+ with Not_found -> no_variable id
in
match VarMap.find id st with
- | VBusy -> raise (Combinatorial_cycle id)
+ | VBusy -> combinatorial_cycle id
| v -> st, v
(* pretty-printing *)
diff --git a/interpret/interpret.ml b/interpret/interpret.ml
index 373ed5f..6ff125c 100644
--- a/interpret/interpret.ml
+++ b/interpret/interpret.ml
@@ -1,32 +1,17 @@
open Ast
open Data
open Util
+open Ast_util
-(* Utility : find declaration of a const / a node *)
-let find_const_decl p id =
- match List.find (function
- | AST_const_decl (c, _) when c.name = id -> true
- | _ -> false)
- p with
- | AST_const_decl d -> d
- | _ -> assert false
-
-let find_node_decl p id =
- match List.find (function
- | AST_node_decl (c, _) when c.name = id -> true
- | _ -> false)
- p with
- | AST_node_decl d -> d
- | _ -> assert false
-
-(* Utility : build subscopes of equation ; extract pre declarations *)
+(* Utility : extract subscopes of equation ; extract pre declarations *)
(* subscopes :
prog -> expr ext -> (id * eqs * (id * expr ext) list) list
*)
let rec subscopes p e = match fst e with
- | AST_identifier _ | AST_int_const _ | AST_real_const _ | AST_bool_const _ -> []
+ | AST_idconst _ | AST_identifier _
+ | AST_int_const _ | AST_real_const _ | AST_bool_const _ -> []
| AST_unary (_, e') | AST_pre (e', _) | AST_not e' -> subscopes p e'
| AST_binary(_, e1, e2) | AST_binary_rel (_, e1, e2) | AST_binary_bool (_, e1, e2)
| AST_arrow(e1, e2) ->
@@ -41,7 +26,8 @@ let rec subscopes p e = match fst e with
(* extract_pre : expr ext -> (id * expr ext) list *)
let rec extract_pre e = match fst e with
- | AST_identifier _ | AST_int_const _ | AST_real_const _ | AST_bool_const _ -> []
+ | AST_identifier _ | AST_idconst _
+ | AST_int_const _ | AST_real_const _ | AST_bool_const _ -> []
| AST_unary (_, e') | AST_not e' -> extract_pre e'
| AST_binary(_, e1, e2) | AST_binary_rel (_, e1, e2) | AST_binary_bool (_, e1, e2)
| AST_arrow(e1, e2) ->
@@ -69,13 +55,13 @@ let rec eval_expr env st exp =
let sub_eval = eval_expr env in
let scope = List.hd env.scopes in
match fst exp with
- | AST_identifier (id, _) ->
+ | AST_identifier (id, _) | AST_idconst(id, _) ->
let rec aux = function
| [] ->
let st, v = get_var st env.c ("cst/"^id) in st, [v]
| sc::q ->
try let st, v = get_var st env.c (sc^"/"^id) in st, [v]
- with No_variable _ -> aux q
+ with _ -> aux q
in aux env.scopes
(* on numerical values *)
| AST_int_const (i, _) -> st, [VInt (int_of_string i)]
@@ -172,18 +158,13 @@ let rec calc_const p d st c =
| _ -> type_error ("Cannot assign tuple to constant" ^ d.name)
let program_consts p =
- let cdecl = List.fold_left
- (fun l d -> match d with
- | AST_const_decl (d, _) -> d::l
- | _ -> l)
- [] p
- in
+ let cdecl = extract_const_decls p in
let ccmap = List.fold_left
- (fun c d -> VarMap.add ("cst/"^d.name) (F (calc_const p d)) c)
+ (fun c (d, _) -> VarMap.add ("cst/"^d.name) (F (calc_const p d)) c)
VarMap.empty cdecl
in
List.fold_left
- (fun st d -> let st, _ = get_var st ccmap ("cst/"^d.name) in st)
+ (fun st (d, _) -> let st, _ = get_var st ccmap ("cst/"^d.name) in st)
VarMap.empty
cdecl
@@ -211,8 +192,8 @@ let program_init_state p root_node =
in
aux (program_consts p) p "" n.body
-(* Program execution *)
+(* Program execution *)
(* build calc map *)
let rec build_prog_ccmap p scopes eqs st =
diff --git a/interpret/sca.ml b/interpret/sca.ml
new file mode 100644
index 0000000..4a012ae
--- /dev/null
+++ b/interpret/sca.ml
@@ -0,0 +1,101 @@
+(* Scope analyzer *)
+
+open Ast
+open Util
+open Ast_util
+
+type renaming = (id * bool) VarMap.t
+
+(* consts_renaming : prog -> renaming *)
+let consts_renaming p =
+ let cdecl = extract_const_decls p in
+ List.fold_left
+ (fun rn (d,_) -> VarMap.add d.name (d.name, true) rn)
+ VarMap.empty
+ cdecl
+
+(* add_var_defs : string -> renaming -> var_def list -> renaming *)
+let add_var_defs prefix =
+ List.fold_left
+ (fun rn (_,(n,_),_) -> VarMap.add n (prefix^n, false) rn)
+
+(* rename_expr : expr ext -> renaming -> expr ext *)
+let rec rename_expr exp rn =
+ let sub e = rename_expr e rn in
+ let a = match fst exp with
+ | AST_identifier(id, l) ->
+ begin try let (nn, const) = VarMap.find id rn in
+ if const then AST_idconst(nn, l) else AST_identifier(nn, l)
+ with Not_found -> loc_error l no_variable id
+ end
+ | AST_idconst(id, l) -> assert false (* expression not already renamed *)
+ | AST_unary(op, e) -> AST_unary(op, sub e)
+ | AST_binary(op, a, b) -> AST_binary(op, sub a, sub b)
+ | AST_binary_rel(op, a, b) -> AST_binary_rel(op, sub a, sub b)
+ | AST_binary_bool(op, a, b) -> AST_binary_bool(op, sub a, sub b)
+ | AST_not(e) -> AST_not(sub e)
+ | AST_pre (e, x) -> AST_pre(sub e, x)
+ | AST_arrow(a, b) -> AST_arrow(sub a, sub b)
+ | AST_if(a, b, c) -> AST_if(sub a, sub b, sub c)
+ | AST_instance(i, l, s) -> AST_instance(i, List.map sub l, s)
+ | x -> x (* other cases : constant literals *)
+ in a, snd exp
+
+(* rename_var : renaming -> id -> id *)
+let rename_var rn id =
+ try let (nn, const)= VarMap.find id rn in
+ if const then error ("Constant "^id^" cannot be defined in node.");
+ nn
+ with Not_found -> no_variable id
+
+let rename_var_ext rn (id, loc) = (rename_var rn id, loc)
+
+let rename_var_def rn (p, id, t) = (p, rename_var_ext rn id, t)
+
+(* rename_eqn : renaming -> eqn ext -> eqn ext *)
+let rec rename_eqn rn e =
+ let a = match fst e with
+ | AST_assign(s, e) -> AST_assign (List.map (rename_var_ext rn) s, rename_expr e rn)
+ | AST_guarantee(g, e) -> AST_guarantee(g, rename_expr e rn)
+ | AST_assume(a, e) -> AST_assume(a, rename_expr e rn)
+ | AST_automaton(aid, states, ret) ->
+ let rename_state ((st:Ast.state),l) =
+ let rn = add_var_defs (aid^"."^st.name^".") rn st.locals in
+ { st with
+ locals = List.map (rename_var_def rn) st.locals;
+ body = List.map (rename_eqn rn) st.body;
+ until = List.map (fun (c, n, r) -> (rename_expr c rn, n, r)) st.until;
+ }, l
+ in
+ AST_automaton(aid, List.map rename_state states, List.map (rename_var rn) ret)
+ | AST_activate (c, ret) ->
+ let rec rename_activate_if = function
+ | AST_activate_if(c, a, b) ->
+ AST_activate_if(rename_expr c rn, rename_activate_if a, rename_activate_if b)
+ | AST_activate_body b ->
+ let rn = add_var_defs (b.id^".") rn b.locals in
+ AST_activate_body{ b with
+ locals = List.map (rename_var_def rn) b.locals;
+ body = List.map (rename_eqn rn) b.body;
+ }
+ in
+ AST_activate(rename_activate_if c, List.map (rename_var rn) ret)
+ in a, snd e
+
+(* rename_node : renaming -> node_decl -> node_decl *)
+let rename_node const_rn node =
+ let rn = add_var_defs "" const_rn node.args in
+ let rn = add_var_defs "" rn node.ret in
+ let rn = add_var_defs "" rn node.var in
+ { node with
+ body = List.map (rename_eqn rn) node.body }
+
+(* rename_prog : prog -> prog *)
+let rename_prog p =
+ let const_rn = consts_renaming p in
+ let rn_toplevel = function
+ | AST_node_decl (n, l) -> AST_node_decl (rename_node const_rn n, l)
+ | x -> x
+ in
+ List.map rn_toplevel p
+
diff --git a/libs/util.ml b/libs/util.ml
index 522c3ec..494faac 100644
--- a/libs/util.ml
+++ b/libs/util.ml
@@ -1,11 +1,30 @@
-exception TypeError
+(* Locations *)
+
+type position = Lexing.position
+let position_unknown = Lexing.dummy_pos
+
+type extent = position * position
+let extent_unknown = (position_unknown, position_unknown)
+
+
+(* Exceptions *)
+
+exception NoLocError of string
+let error x = raise (NoLocError x)
+
+exception LocError of extent list * string
+let loc_error l f x =
+ try f x with
+ | NoLocError e -> raise (LocError([l], e))
+ | LocError(q, e) -> raise (LocError(l::q, e))
+
+(* Varmaps *)
module VarMap = Mapext.Make(String)
-exception Duplicate of string
let disjoint_union k a b = match a, b with
| Some x, None -> Some x
| None, Some y -> Some y
- | _ -> raise (Duplicate k)
+ | _ -> error ("Duplicate name in disjoint union: " ^ k)
let rec fix equal f s =
let fs = f s in
diff --git a/main.ml b/main.ml
index fa134ed..a90de2c 100644
--- a/main.ml
+++ b/main.ml
@@ -2,6 +2,7 @@ open Ast
(* command line options *)
let dump = ref false
+let dumprn = ref false
let test = ref false
let vtest = ref false
let ifile = ref ""
@@ -10,6 +11,7 @@ let usage = "usage: analyzer [options] file.scade"
let options = [
"--dump", Arg.Set dump, "Dump program source.";
+ "--dump-rn", Arg.Set dumprn, "Dump program source, after renaming.";
"--vtest", Arg.Set vtest, "Verbose testing.";
"--test", Arg.Set test, "Simple testing.";
]
@@ -22,9 +24,13 @@ let () =
exit 1
end;
- let prog = File_parser.parse_file !ifile in
- if !dump then Ast_printer.print_prog Format.std_formatter prog;
try
+ let prog = File_parser.parse_file !ifile in
+ if !dump then Ast_printer.print_prog Format.std_formatter prog;
+
+ let prog = Sca.rename_prog prog in
+ if !dumprn then Ast_printer.print_prog Format.std_formatter prog;
+
if !vtest then begin
let s0 = Interpret.program_init_state prog "test" in
Format.printf "Init state:@.";
@@ -60,13 +66,10 @@ let () =
it 0 s0
end
with
- | Data.Combinatorial_cycle v ->
- Format.eprintf "Combinatorial cycle (%s)@." v
- | Data.Type_error e ->
- Format.eprintf "Typing error: %s@." e
- | Data.Not_implemented l ->
- Format.eprintf "Not implemented: %s@." l
- | Data.No_variable id ->
- Format.eprintf "No such variable: %s@." id
-
+ | Util.NoLocError e -> Format.eprintf "Error: %s@." e
+ | Util.LocError(l, e) ->
+ Format.eprintf "Error: %s@." e;
+ List.iter
+ (fun loc -> Format.eprintf "At: %s@." (Ast_printer.string_of_extent loc))
+ l
diff --git a/tests/Makefile b/tests/Makefile
index 4073cad..d306161 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -1,4 +1,15 @@
-%.test: %.scade test.c
+ALL_OUT=result/limiter.out result/limitera.out result/locals.out \
+ result/test4.out result/test5.out result/test7.out \
+ result/train.out result/updown.out \
+ result/test0.out result/test1.out result/test2.out result/test3.out \
+ result/test6.out result/testc.out
+
+bin/%.test: source/%.scade test.c
rm kcg/*
kcg64 -target C -node test $<
gcc -o $@ test.c kcg/*.c -I./kcg
+
+result/%.out: bin/%.test
+ $< > $@
+
+all: $(ALL_OUT)
diff --git a/tests/count.scade b/tests/count.scade
deleted file mode 100644
index c5ce47d..0000000
--- a/tests/count.scade
+++ /dev/null
@@ -1,36 +0,0 @@
-node count() returns (c: int)
-let
- c = 0 -> (1 + pre c);
-tel
-
-node resettable_count (r: bool) returns (c: int)
-let
- c = (restart count every r)();
-tel
-
-node nat() returns (s: int) s = 1 -> (1 + pre s);
-
-node rst_clk(rst: bool; clock h: bool)
- returns (s: int; t: int)
-let
- s = (restart nat every rst) ();
- t = merge(h; ((restart nat every rst) (() when h)); 0 when not h);
-tel
-
-node even_times(c: bool; i: int) returns (o: int)
-let
- automaton
- initial state EVEN
- unless if c resume ODD;
- let
- o = i+1;
- tel
-
- state ODD
- unless if c resume EVEN;
- let
- o = -2 * i;
- tel
- returns o;
-tel
-
diff --git a/tests/merge.scade b/tests/merge.scade
deleted file mode 100644
index 9e666a1..0000000
--- a/tests/merge.scade
+++ /dev/null
@@ -1,22 +0,0 @@
-type t1 = enum { True, False, Error };
-
-node #pragma kcg expand #end
- mm(clock clk: t1; v: int when (clk match True)) returns(r: int)
-var lr: int;
-let
- lr = 0 -> pre r;
- r = merge(clk;
- v;
- lr when (clk match False);
- -1 when (clk match Error));
-tel
-
-node test(i: int) returns (a, b, c: int; exit: bool)
-var clock clk: t1;
-let
- exit = i >= 30;
- clk = if i mod 5 = 0 then True else if i mod 9 = 8 then Error else False;
- a = mm(clk, i when (clk match True));
- b = if clk = True then 1 else 0;
- c = if clk = Error then 1 else 0;
-tel
diff --git a/tests/result/limiter.out b/tests/result/limiter.out
new file mode 100644
index 0000000..1851c7d
--- /dev/null
+++ b/tests/result/limiter.out
@@ -0,0 +1,31 @@
+0. -6 16 -6
+1. 15 16 10
+2. 36 16 26
+3. 57 16 42
+4. 78 16 58
+5. 99 16 74
+6. 120 16 90
+7. -115 16 74
+8. -94 16 58
+9. -73 16 42
+10. -52 16 26
+11. -31 16 10
+12. -10 16 -6
+13. 11 16 10
+14. 32 16 26
+15. 53 16 42
+16. 74 16 58
+17. 95 16 74
+18. 116 16 90
+19. -119 16 74
+20. -98 16 58
+21. -77 16 42
+22. -56 16 26
+23. -35 16 10
+24. -14 16 -6
+25. 7 16 7
+26. 28 16 23
+27. 49 16 39
+28. 70 16 55
+29. 91 16 71
+30. 112 16 87
diff --git a/tests/result/limitera.out b/tests/result/limitera.out
new file mode 100644
index 0000000..1851c7d
--- /dev/null
+++ b/tests/result/limitera.out
@@ -0,0 +1,31 @@
+0. -6 16 -6
+1. 15 16 10
+2. 36 16 26
+3. 57 16 42
+4. 78 16 58
+5. 99 16 74
+6. 120 16 90
+7. -115 16 74
+8. -94 16 58
+9. -73 16 42
+10. -52 16 26
+11. -31 16 10
+12. -10 16 -6
+13. 11 16 10
+14. 32 16 26
+15. 53 16 42
+16. 74 16 58
+17. 95 16 74
+18. 116 16 90
+19. -119 16 74
+20. -98 16 58
+21. -77 16 42
+22. -56 16 26
+23. -35 16 10
+24. -14 16 -6
+25. 7 16 7
+26. 28 16 23
+27. 49 16 39
+28. 70 16 55
+29. 91 16 71
+30. 112 16 87
diff --git a/tests/result/locals.out b/tests/result/locals.out
new file mode 100644
index 0000000..e111948
--- /dev/null
+++ b/tests/result/locals.out
@@ -0,0 +1,13 @@
+0. 0 0 0
+1. 0 0 0
+2. 1 0 0
+3. 2 0 0
+4. 3 0 0
+5. 5 0 0
+6. 4 0 0
+7. 6 0 0
+8. 7 0 0
+9. 8 0 0
+10. 10 0 0
+11. 9 0 0
+12. 11 0 0
diff --git a/tests/result/test0.out b/tests/result/test0.out
new file mode 100644
index 0000000..fa316b4
--- /dev/null
+++ b/tests/result/test0.out
@@ -0,0 +1,6 @@
+0. 0 0 0
+1. 1 0 0
+2. 2 0 0
+3. 3 0 0
+4. 4 0 0
+5. 5 0 0
diff --git a/tests/result/test1.out b/tests/result/test1.out
new file mode 100644
index 0000000..fa316b4
--- /dev/null
+++ b/tests/result/test1.out
@@ -0,0 +1,6 @@
+0. 0 0 0
+1. 1 0 0
+2. 2 0 0
+3. 3 0 0
+4. 4 0 0
+5. 5 0 0
diff --git a/tests/result/test2.out b/tests/result/test2.out
new file mode 100644
index 0000000..d080f21
--- /dev/null
+++ b/tests/result/test2.out
@@ -0,0 +1,6 @@
+0. 12 0 0
+1. 12 0 0
+2. 12 0 0
+3. 12 0 0
+4. 12 0 0
+5. 12 0 0
diff --git a/tests/result/test3.out b/tests/result/test3.out
new file mode 100644
index 0000000..fa316b4
--- /dev/null
+++ b/tests/result/test3.out
@@ -0,0 +1,6 @@
+0. 0 0 0
+1. 1 0 0
+2. 2 0 0
+3. 3 0 0
+4. 4 0 0
+5. 5 0 0
diff --git a/tests/result/test4.out b/tests/result/test4.out
new file mode 100644
index 0000000..f5ad578
--- /dev/null
+++ b/tests/result/test4.out
@@ -0,0 +1,6 @@
+0. 0 0 0
+1. 1 0 0
+2. 2 1 0
+3. 3 2 0
+4. 4 3 0
+5. 5 4 0
diff --git a/tests/result/test5.out b/tests/result/test5.out
new file mode 100644
index 0000000..388c744
--- /dev/null
+++ b/tests/result/test5.out
@@ -0,0 +1,11 @@
+0. 1 0 0
+1. 2 1 0
+2. 3 2 0
+3. 4 3 0
+4. 5 4 0
+5. 0 5 0
+6. 1 0 0
+7. 2 1 0
+8. 3 2 0
+9. 4 3 0
+10. 5 4 0
diff --git a/tests/result/test6.out b/tests/result/test6.out
new file mode 100644
index 0000000..fa316b4
--- /dev/null
+++ b/tests/result/test6.out
@@ -0,0 +1,6 @@
+0. 0 0 0
+1. 1 0 0
+2. 2 0 0
+3. 3 0 0
+4. 4 0 0
+5. 5 0 0
diff --git a/tests/result/test7.out b/tests/result/test7.out
new file mode 100644
index 0000000..90ae696
--- /dev/null
+++ b/tests/result/test7.out
@@ -0,0 +1,6 @@
+0. 0 0 0
+1. 0 0 1
+2. 0 0 2
+3. 0 0 3
+4. 0 0 4
+5. 0 0 5
diff --git a/tests/result/testc.out b/tests/result/testc.out
new file mode 100644
index 0000000..5553419
--- /dev/null
+++ b/tests/result/testc.out
@@ -0,0 +1 @@
+0. 12 27 24
diff --git a/tests/result/train.out b/tests/result/train.out
new file mode 100644
index 0000000..4af78b5
--- /dev/null
+++ b/tests/result/train.out
@@ -0,0 +1,101 @@
+0. 0 0 0
+1. 0 0 0
+2. 0 0 0
+3. 0 0 0
+4. 0 0 0
+5. 0 0 0
+6. 0 0 0
+7. 0 0 0
+8. 0 0 0
+9. 0 0 0
+10. 0 0 0
+11. 0 0 0
+12. 0 0 0
+13. 0 0 0
+14. 0 0 0
+15. 0 0 0
+16. 0 0 0
+17. 0 0 0
+18. 0 0 0
+19. 0 0 0
+20. 0 0 0
+21. 0 0 0
+22. 0 0 0
+23. 0 0 0
+24. 0 0 0
+25. 0 0 0
+26. 0 0 0
+27. 0 0 0
+28. 0 0 0
+29. 0 0 0
+30. 0 0 0
+31. 0 0 0
+32. 0 0 0
+33. 0 0 0
+34. 0 0 0
+35. 0 0 0
+36. 0 0 0
+37. 0 0 0
+38. 0 0 0
+39. 0 0 0
+40. 0 0 0
+41. 0 0 0
+42. 0 0 0
+43. 0 0 0
+44. 0 0 0
+45. 0 0 0
+46. 0 0 0
+47. 0 0 0
+48. 0 0 0
+49. 0 0 0
+50. 0 0 0
+51. 0 0 0
+52. 0 0 0
+53. 0 0 0
+54. 0 0 0
+55. 0 0 0
+56. 0 0 0
+57. 0 0 0
+58. 0 0 0
+59. 0 0 0
+60. 1 0 0
+61. 1 0 0
+62. 1 0 0
+63. 1 0 0
+64. 1 0 0
+65. 1 0 0
+66. 1 0 0
+67. 1 0 0
+68. 1 0 0
+69. 1 0 0
+70. 1 0 0
+71. 1 0 0
+72. 1 0 0
+73. 1 0 0
+74. 1 0 0
+75. 1 0 0
+76. 1 0 0
+77. 1 0 0
+78. 1 0 0
+79. 1 0 0
+80. 1 0 0
+81. 1 0 0
+82. 1 0 0
+83. 1 0 0
+84. 1 0 0
+85. 1 0 0
+86. 1 0 0
+87. 1 0 0
+88. 1 0 0
+89. 1 0 0
+90. 1 0 0
+91. 1 0 0
+92. 1 0 0
+93. 1 0 0
+94. 1 0 0
+95. 1 0 0
+96. 1 0 0
+97. 1 0 0
+98. 1 0 0
+99. 1 0 0
+100. 1 0 0
diff --git a/tests/result/updown.out b/tests/result/updown.out
new file mode 100644
index 0000000..89e38ca
--- /dev/null
+++ b/tests/result/updown.out
@@ -0,0 +1,31 @@
+0. 1 0 0
+1. 2 0 0
+2. 3 0 0
+3. 4 0 0
+4. 5 0 0
+5. 6 0 0
+6. 7 0 0
+7. 6 0 0
+8. 5 0 0
+9. 4 0 0
+10. 3 0 0
+11. 2 0 0
+12. 1 0 0
+13. 0 0 0
+14. -1 0 0
+15. -2 0 0
+16. -3 0 0
+17. -4 0 0
+18. -5 0 0
+19. -6 0 0
+20. -7 0 0
+21. -6 0 0
+22. -5 0 0
+23. -4 0 0
+24. -3 0 0
+25. -2 0 0
+26. -1 0 0
+27. 0 0 0
+28. 1 0 0
+29. 2 0 0
+30. 3 0 0
diff --git a/tests/limiter.scade b/tests/source/limiter.scade
index a611d98..a611d98 100644
--- a/tests/limiter.scade
+++ b/tests/source/limiter.scade
diff --git a/tests/limitera.scade b/tests/source/limitera.scade
index 1e4927e..1e4927e 100644
--- a/tests/limitera.scade
+++ b/tests/source/limitera.scade
diff --git a/tests/source/locals.scade b/tests/source/locals.scade
new file mode 100644
index 0000000..379cbde
--- /dev/null
+++ b/tests/source/locals.scade
@@ -0,0 +1,20 @@
+node test(i: int) returns(a, b, c: int; exit: bool)
+let
+ activate
+ if i mod 5 = 0 then
+ var x: int;
+ let
+ x = i;
+ a = x;
+ tel
+ else
+ var x: int;
+ let
+ x = (0 -> pre i);
+ a = x;
+ tel
+ returns a;
+ b = 0;
+ c = 0;
+ exit = i >= 12;
+tel
diff --git a/tests/source/test0.scade b/tests/source/test0.scade
new file mode 100644
index 0000000..65a5331
--- /dev/null
+++ b/tests/source/test0.scade
@@ -0,0 +1,7 @@
+function test(i: int) returns(probe a, b, c: int; exit: bool)
+let
+ exit = i >= 5;
+ a = i;
+ b = 0;
+ c = 0;
+tel
diff --git a/tests/tests/test1.scade b/tests/source/test1.scade
index 350b920..f247a57 100644
--- a/tests/tests/test1.scade
+++ b/tests/source/test1.scade
@@ -1,4 +1,4 @@
-node test(i: int) returns(probe a, b, c: int; exit: bool)
+function test(i: int) returns(probe a, b, c: int; exit: bool)
let
assume i_pos : i >= 0;
exit = i >= 5;
diff --git a/tests/tests/test2.scade b/tests/source/test2.scade
index 1777689..28a3e2d 100644
--- a/tests/tests/test2.scade
+++ b/tests/source/test2.scade
@@ -1,4 +1,4 @@
-node test(i: int) returns(probe a, b, c: int; exit: bool)
+function test(i: int) returns(probe a, b, c: int; exit: bool)
let
assume i_pos : i >= 0;
exit = i >= 5;
diff --git a/tests/tests/test3.scade b/tests/source/test3.scade
index 9380a49..541b9f5 100644
--- a/tests/tests/test3.scade
+++ b/tests/source/test3.scade
@@ -1,4 +1,4 @@
-node test(i: int) returns(probe a, b, c: int; exit: bool)
+function test(i: int) returns(probe a, b, c: int; exit: bool)
let
exit = i >= 5;
a = if i < 0 then -i else i;
diff --git a/tests/tests/test4.scade b/tests/source/test4.scade
index c66a56f..c66a56f 100644
--- a/tests/tests/test4.scade
+++ b/tests/source/test4.scade
diff --git a/tests/tests/test5.scade b/tests/source/test5.scade
index 1de390d..1de390d 100644
--- a/tests/tests/test5.scade
+++ b/tests/source/test5.scade
diff --git a/tests/tests/test6.scade b/tests/source/test6.scade
index 574e271..e3257cc 100644
--- a/tests/tests/test6.scade
+++ b/tests/source/test6.scade
@@ -1,4 +1,4 @@
-node test(probe i: int) returns(probe a, b, c: int; exit: bool)
+function test(probe i: int) returns(probe a, b, c: int; exit: bool)
let
assume i_bounded : i >= -10 and i <= 10;
a = i;
diff --git a/tests/tests/test7.scade b/tests/source/test7.scade
index c756a9e..c756a9e 100644
--- a/tests/tests/test7.scade
+++ b/tests/source/test7.scade
diff --git a/tests/tests/testc.scade b/tests/source/testc.scade
index 7c99b32..40a04d3 100644
--- a/tests/tests/testc.scade
+++ b/tests/source/testc.scade
@@ -2,9 +2,9 @@ const x : int = 12;
const y : int = z + 3;
const z : int = x * 2;
-node test(i: int) returns (a, b, c: int; exit: bool)
+function test(i: int) returns (a, b, c: int; exit: bool)
let
- exit = true;
+ exit = i >= 0;
a = x;
b = y;
c = z;
diff --git a/tests/train.scade b/tests/source/train.scade
index d91df01..c51971e 100644
--- a/tests/train.scade
+++ b/tests/source/train.scade
@@ -16,22 +16,22 @@ let
automaton
initial state NotEarly
- unless if advance > 10 resume Early;
let early = false; tel
+ until if advance >= 10 resume Early;
state Early
- unless if advance = 0 resume NotEarly;
let early = true; tel
+ until if advance = 0 resume NotEarly;
returns early;
automaton
initial state NotLate
- unless if advance < -10 resume Late;
let late = false; tel
+ until if advance <= -10 resume Late;
state Late
- unless if advance = 0 resume NotLate;
let late = true; tel
+ until if advance = 0 resume NotLate;
returns late;
tel
@@ -41,12 +41,12 @@ let
ontime = not (late or early);
automaton
initial state Ok
- unless if early resume Early;
let alarm = false; tel
+ until if early resume Early;
state Early
- unless if ontime resume Ok;
- let alarm = late; tel
+ let alarm = late and not early; tel
+ until if ontime resume Ok;
returns alarm;
tel
diff --git a/tests/updown.scade b/tests/source/updown.scade
index 089293a..089293a 100644
--- a/tests/updown.scade
+++ b/tests/source/updown.scade
diff --git a/tests/tests/test0.scade b/tests/tests/test0.scade
deleted file mode 100644
index 3d03be5..0000000
--- a/tests/tests/test0.scade
+++ /dev/null
@@ -1,7 +0,0 @@
-node test(i: int) returns(probe a, b, c: int; exit: bool)
-let
- exit = i >= 5;
- a = i;
- b = 0;
- c = 0;
-tel
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-19 15:55:32 +0000