Commit | Line | Data |
---|---|---|
d6ce1786 C |
1 | /* |
2 | * Copyright 2012, INRIA | |
3 | * Julia Lawall, Gilles Muller | |
4 | * Copyright 2010-2011, INRIA, University of Copenhagen | |
5 | * Julia Lawall, Rene Rydhof Hansen, Gilles Muller, Nicolas Palix | |
6 | * Copyright 2005-2009, Ecole des Mines de Nantes, University of Copenhagen | |
7 | * Yoann Padioleau, Julia Lawall, Rene Rydhof Hansen, Henrik Stuart, Gilles Muller, Nicolas Palix | |
8 | * This file is part of Coccinelle. | |
9 | * | |
10 | * Coccinelle is free software: you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as published by | |
12 | * the Free Software Foundation, according to version 2 of the License. | |
13 | * | |
14 | * Coccinelle is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with Coccinelle. If not, see <http://www.gnu.org/licenses/>. | |
21 | * | |
22 | * The authors reserve the right to distribute this or future versions of | |
23 | * Coccinelle under other licenses. | |
24 | */ | |
25 | ||
26 | ||
34e49164 C |
27 | %{ |
28 | ||
29 | (* Not clear how to allow function declarations to specify a return type | |
30 | and how to allow both to be specified as static, because they are in | |
31 | different rules. The rules seem to have to be combined, which would allow | |
32 | functions to be declared as local variables *) | |
33 | ||
34 | (* Not clear how to let a function have a parameter of type void. At the | |
35 | moment, void is allowed to be the type of a variable, which is wrong, and a | |
36 | parameter needs both a type and an identifier *) | |
37 | module Ast0 = Ast0_cocci | |
38 | module Ast = Ast_cocci | |
39 | module P = Parse_aux | |
b23ff9c7 C |
40 | |
41 | (* ---------------------------------------------------------------------- *) | |
42 | (* support for TMeta *) | |
43 | ||
44 | let print_meta (r,n) = r^"."^n | |
45 | ||
46 | let meta_metatable = Hashtbl.create(101) | |
47 | ||
48 | let coerce_tmeta newty name builder matcher = | |
49 | try | |
50 | let x = Hashtbl.find meta_metatable name in | |
51 | if not (matcher x) | |
52 | then | |
53 | failwith | |
54 | (Printf.sprintf "Metavariable %s is used as %s" | |
55 | (print_meta name) newty) | |
56 | with Not_found -> | |
57 | (if !Flag_parsing_cocci.show_SP | |
58 | then | |
59 | Common.pr2 | |
60 | (Printf.sprintf | |
61 | "Metavariable %s is assumed to be %s metavariable" | |
62 | (print_meta name) newty)); | |
63 | Hashtbl.add meta_metatable name builder | |
64 | ||
65 | let tmeta_to_type (name,pure,clt) = | |
66 | (coerce_tmeta "a type" name (TMetaType(name,pure,clt)) | |
67 | (function TMetaType(_,_,_) -> true | _ -> false)); | |
68 | Ast0.wrap(Ast0.MetaType(P.clt2mcode name clt,pure)) | |
69 | ||
70 | let tmeta_to_field (name,pure,clt) = | |
71 | (coerce_tmeta "a field" name (TMetaField(name,pure,clt)) | |
72 | (function TMetaField(_,_,_) -> true | _ -> false)); | |
73 | P.meta_field (name,pure,clt) | |
74 | ||
75 | let tmeta_to_exp (name,pure,clt) = | |
76 | (coerce_tmeta "an expression" name | |
77 | (TMetaExp(name,Ast0.NoConstraint,pure,None,clt)) | |
78 | (function TMetaExp(_,_,_,_,_) -> true | _ -> false)); | |
79 | Ast0.wrap | |
80 | (Ast0.MetaExpr(P.clt2mcode name clt,Ast0.NoConstraint,None,Ast.ANY,pure)) | |
81 | ||
82 | let tmeta_to_param (name,pure,clt) = | |
83 | (coerce_tmeta "a parameter" name (TMetaParam(name,pure,clt)) | |
84 | (function TMetaParam(_,_,_) -> true | _ -> false)); | |
85 | Ast0.wrap(Ast0.MetaParam(P.clt2mcode name clt,pure)) | |
86 | ||
87 | let tmeta_to_statement (name,pure,clt) = | |
88 | (coerce_tmeta "a statement" name (TMetaType(name,pure,clt)) | |
89 | (function TMetaType(_,_,_) -> true | _ -> false)); | |
90 | P.meta_stm (name,pure,clt) | |
91 | ||
92 | let tmeta_to_seed_id (name,pure,clt) = | |
93 | (coerce_tmeta "an identifier" name | |
8babbc8f C |
94 | (TMetaId(name,Ast.IdNoConstraint,Ast.NoVal,pure,clt)) |
95 | (function TMetaId(_,_,_,_,_) -> true | _ -> false)); | |
b23ff9c7 C |
96 | Ast.SeedId name |
97 | ||
98 | let tmeta_to_ident (name,pure,clt) = | |
99 | (coerce_tmeta "an identifier" name | |
8babbc8f C |
100 | (TMetaId(name,Ast.IdNoConstraint,Ast.NoVal,pure,clt)) |
101 | (function TMetaId(_,_,_,_,_) -> true | _ -> false)); | |
102 | Ast0.wrap(Ast0.MetaId(P.clt2mcode name clt,Ast.IdNoConstraint,Ast.NoVal,pure)) | |
34e49164 C |
103 | %} |
104 | ||
105 | %token EOF | |
106 | ||
107 | %token TIdentifier TExpression TStatement TFunction TLocal TType TParameter | |
97111a47 | 108 | %token TIdExpression TInitialiser TDeclaration TField TMetavariable TSymbol |
34e49164 | 109 | %token Tlist TFresh TConstant TError TWords TWhy0 TPlus0 TBang0 |
faf9a90c | 110 | %token TPure TContext TGenerated |
34e49164 | 111 | %token TTypedef TDeclarer TIterator TName TPosition TPosAny |
faf9a90c | 112 | %token TUsing TDisable TExtends TDepends TOn TEver TNever TExists TForall |
951c7801 | 113 | %token TScript TInitialize TFinalize TNothing TVirtual |
34e49164 C |
114 | %token<string> TRuleName |
115 | ||
116 | %token<Data.clt> Tchar Tshort Tint Tdouble Tfloat Tlong | |
1eddfd50 | 117 | %token<Data.clt> Tsize_t Tssize_t Tptrdiff_t |
faf9a90c | 118 | %token<Data.clt> Tvoid Tstruct Tunion Tenum |
34e49164 C |
119 | %token<Data.clt> Tunsigned Tsigned |
120 | ||
121 | %token<Data.clt> Tstatic Tauto Tregister Textern Tinline Ttypedef | |
122 | %token<Data.clt> Tconst Tvolatile | |
123 | %token<string * Data.clt> Tattr | |
124 | ||
125 | %token <Data.clt> TIf TElse TWhile TFor TDo TSwitch TCase TDefault TReturn | |
126 | %token <Data.clt> TBreak TContinue TGoto TSizeof TFunDecl | |
97111a47 | 127 | %token <string * Data.clt> TIdent TTypeId TDeclarerId TIteratorId TSymId |
c3e37e97 | 128 | %token <Ast_cocci.added_string * Data.clt> TPragma |
34e49164 | 129 | |
8babbc8f C |
130 | %token <Parse_aux.midinfo> TMetaId |
131 | %token <Parse_aux.idinfo> TMetaFunc TMetaLocalFunc | |
951c7801 C |
132 | %token <Parse_aux.idinfo> TMetaIterator TMetaDeclarer |
133 | %token <Parse_aux.expinfo> TMetaErr | |
134 | %token <Parse_aux.info> TMetaParam TMetaStm TMetaStmList TMetaType | |
b23ff9c7 | 135 | %token <Parse_aux.info> TMetaInit TMetaDecl TMetaField TMeta |
8f657093 | 136 | %token <Parse_aux.list_info> TMetaParamList TMetaExpList TMetaInitList |
190f1acf | 137 | %token <Parse_aux.list_info> TMetaFieldList |
951c7801 C |
138 | %token <Parse_aux.typed_expinfo> TMetaExp TMetaIdExp TMetaLocalIdExp TMetaConst |
139 | %token <Parse_aux.pos_info> TMetaPos | |
34e49164 | 140 | |
17ba0788 C |
141 | %token TArob TArobArob |
142 | %token <Data.clt> TPArob | |
34e49164 C |
143 | %token <string> TScriptData |
144 | ||
145 | %token <Data.clt> TEllipsis TOEllipsis TCEllipsis TPOEllipsis TPCEllipsis | |
1be43e12 | 146 | %token <Data.clt> TWhen TWhenTrue TWhenFalse TAny TStrict TLineEnd |
34e49164 C |
147 | |
148 | %token <Data.clt> TWhy TDotDot TBang TOPar TOPar0 | |
149 | %token <Data.clt> TMid0 TCPar TCPar0 | |
150 | ||
0708f913 | 151 | %token <string> TPathIsoFile |
34e49164 | 152 | %token <string * Data.clt> TIncludeL TIncludeNL |
3a314143 | 153 | %token <Data.clt * token> TDefine TUndef |
708f4980 | 154 | %token <Data.clt * token * int * int> TDefineParam |
34e49164 C |
155 | %token <string * Data.clt> TMinusFile TPlusFile |
156 | ||
157 | %token <Data.clt> TInc TDec | |
158 | ||
159 | %token <string * Data.clt> TString TChar TFloat TInt | |
160 | ||
161 | %token <Data.clt> TOrLog | |
162 | %token <Data.clt> TAndLog | |
163 | %token <Data.clt> TOr | |
164 | %token <Data.clt> TXor | |
faf9a90c | 165 | %token <Data.clt> TAnd |
5636bb2c | 166 | %token <Data.clt> TEqEq TNotEq TTildeEq TTildeExclEq TSub |
34e49164 | 167 | %token <Ast_cocci.logicalOp * Data.clt> TLogOp /* TInf TSup TInfEq TSupEq */ |
413ffc02 | 168 | %token <Ast_cocci.arithOp * Data.clt> TShLOp TShROp /* TShl TShr */ |
34e49164 C |
169 | %token <Ast_cocci.arithOp * Data.clt> TDmOp /* TDiv TMod */ |
170 | %token <Data.clt> TPlus TMinus | |
171 | %token <Data.clt> TMul TTilde | |
172 | ||
1be43e12 | 173 | %token <Data.clt> TOBrace TCBrace TOInit |
34e49164 C |
174 | %token <Data.clt> TOCro TCCro |
175 | ||
176 | %token <Data.clt> TPtrOp | |
177 | ||
978fd7e5 | 178 | %token TMPtVirg TCppConcatOp |
34e49164 C |
179 | %token <Data.clt> TEq TDot TComma TPtVirg |
180 | %token <Ast_cocci.assignOp * Data.clt> TAssign | |
181 | ||
182 | %token TIso TRightIso TIsoExpression TIsoStatement TIsoDeclaration TIsoType | |
c3e37e97 | 183 | %token TIsoTopLevel TIsoArgExpression TIsoTestExpression TIsoToTestExpression |
34e49164 | 184 | |
aba5c457 C |
185 | %token TUnderscore |
186 | ||
34e49164 C |
187 | %token TInvalid |
188 | ||
189 | /* operator precedence */ | |
190 | %nonassoc TIf | |
191 | %nonassoc TElse | |
192 | ||
193 | %left TOrLog | |
194 | %left TAndLog | |
195 | %left TOr | |
196 | %left TXor | |
faf9a90c | 197 | %left TAnd |
34e49164 C |
198 | %left TEqEq TNotEq |
199 | %left TLogOp /* TInf TSup TInfEq TSupEq */ | |
413ffc02 | 200 | %left TShLOp TShROp /* TShl TShr */ |
34e49164 C |
201 | %left TPlus TMinus |
202 | %left TMul TDmOp /* TDiv TMod */ | |
203 | ||
204 | %start reinit | |
205 | %type <unit> reinit | |
206 | ||
207 | %start minus_main | |
208 | %type <Ast0_cocci.rule> minus_main | |
209 | ||
210 | %start minus_exp_main | |
211 | %type <Ast0_cocci.rule> minus_exp_main | |
212 | ||
213 | %start plus_main | |
214 | %type <Ast0_cocci.rule> plus_main | |
215 | ||
216 | %start plus_exp_main | |
217 | %type <Ast0_cocci.rule> plus_exp_main | |
218 | ||
219 | %start include_main | |
978fd7e5 | 220 | %type <Data.incl_iso list> include_main |
34e49164 C |
221 | |
222 | %start iso_rule_name | |
223 | %type <Ast_cocci.rulename> | |
224 | iso_rule_name | |
225 | ||
226 | %start rule_name | |
227 | %type <Ast_cocci.rulename> | |
228 | rule_name | |
229 | ||
230 | %start meta_main | |
231 | %type <(Ast_cocci.metavar,Ast_cocci.metavar) Common.either list> meta_main | |
232 | ||
413ffc02 | 233 | %start <(string option (*string*) * string option (*ast*)) * (Ast_cocci.meta_name * Ast_cocci.metavar) option> script_meta_main |
34e49164 C |
234 | |
235 | %start iso_main | |
236 | %type <Ast0_cocci.anything list list> iso_main | |
237 | ||
238 | %start iso_meta_main | |
239 | %type <(Ast_cocci.metavar,Ast_cocci.metavar) Common.either list> iso_meta_main | |
240 | ||
241 | %start never_used | |
242 | %type <unit> never_used | |
243 | ||
244 | %% | |
245 | ||
246 | reinit: { } | |
247 | minus_main: minus_body EOF { $1 } | m=minus_body TArobArob { m } | |
248 | | m=minus_body TArob { m } | |
249 | plus_main: plus_body EOF { $1 } | p=plus_body TArobArob { p } | |
250 | | p=plus_body TArob { p } | |
251 | minus_exp_main: minus_exp_body EOF { $1 } | m=minus_exp_body TArobArob { m } | |
252 | | m=minus_exp_body TArob { m } | |
253 | plus_exp_main: plus_exp_body EOF { $1 } | p=plus_exp_body TArobArob { p } | |
254 | | p=plus_exp_body TArob { p } | |
255 | meta_main: m=metadec { m (!Ast0.rule_name) } | |
256 | iso_meta_main: m=metadec { m "" } | |
257 | ||
258 | /***************************************************************************** | |
259 | * | |
260 | * | |
261 | *****************************************************************************/ | |
262 | ||
263 | pure: | |
264 | TPure { Ast0.Pure } | |
265 | | TContext { Ast0.Context } | |
266 | | TPure TContext { Ast0.PureContext } | |
267 | | TContext TPure { Ast0.PureContext } | |
268 | | /* empty */ { Ast0.Impure } | |
269 | ||
270 | iso_rule_name: | |
271 | nm=pure_ident TArob { P.make_iso_rule_name_result (P.id2name nm) } | |
272 | ||
273 | rule_name: | |
274 | nm=ioption(pure_ident) extends d=depends i=loption(choose_iso) | |
275 | a=loption(disable) e=exists ee=is_expression TArob | |
276 | { P.make_cocci_rule_name_result nm d i a e ee } | |
faf9a90c C |
277 | | TGenerated extends d=depends i=loption(choose_iso) |
278 | a=loption(disable) e=exists ee=is_expression TArob | |
279 | /* these rules have no name as a cheap way to ensure that no normal | |
280 | rule inherits their metavariables or depends on them */ | |
281 | { P.make_generated_rule_name_result None d i a e ee } | |
413ffc02 C |
282 | | TScript TDotDot lang=pure_ident nm=ioption(pure_ident) d=depends TArob |
283 | { P.make_script_rule_name_result lang nm d } | |
c3e37e97 C |
284 | | TInitialize TDotDot lang=pure_ident d=depends TArob |
285 | { P.make_initial_script_rule_name_result lang d } | |
286 | | TFinalize TDotDot lang=pure_ident d=depends TArob | |
287 | { P.make_final_script_rule_name_result lang d } | |
34e49164 C |
288 | |
289 | extends: | |
290 | /* empty */ { () } | |
291 | | TExtends parent=TRuleName | |
292 | { !Data.install_bindings (parent) } | |
293 | ||
294 | depends: | |
97111a47 | 295 | /* empty */ { Ast0.NoDep } |
34e49164 C |
296 | | TDepends TOn parents=dep { parents } |
297 | ||
298 | dep: | |
97111a47 C |
299 | TRuleName { Ast0.Dep $1 } |
300 | | TBang TRuleName { Ast0.AntiDep (Ast0.Dep $2) } | |
301 | | TBang TOPar dep TCPar | |
302 | { Ast0.AntiDep $3 } | |
303 | | TEver TRuleName { Ast0.EverDep $2 } | |
304 | | TNever TRuleName { Ast0.NeverDep $2 } | |
305 | | dep TAndLog dep { Ast0.AndDep($1, $3) } | |
306 | | dep TOrLog dep { Ast0.OrDep ($1, $3) } | |
34e49164 C |
307 | | TOPar dep TCPar { $2 } |
308 | ||
309 | choose_iso: | |
310 | TUsing separated_nonempty_list(TComma,TString) { List.map P.id2name $2 } | |
311 | ||
312 | disable: | |
313 | TDisable separated_nonempty_list(TComma,pure_ident) { List.map P.id2name $2 } | |
314 | ||
315 | exists: | |
316 | TExists { Ast.Exists } | |
317 | | TForall { Ast.Forall } | |
34e49164 C |
318 | | { Ast.Undetermined } |
319 | ||
320 | is_expression: // for more flexible parsing of top level expressions | |
321 | { false } | |
322 | | TExpression { true } | |
323 | ||
324 | include_main: | |
325 | list(incl) TArob { $1 } | |
326 | | list(incl) TArobArob { $1 } | |
327 | ||
328 | incl: | |
978fd7e5 C |
329 | TIncludeL { let (x,_) = $1 in Data.Include(x) } |
330 | | TUsing TString { Data.Iso(Common.Left(P.id2name $2)) } | |
331 | | TUsing TPathIsoFile { Data.Iso(Common.Right $2) } | |
951c7801 C |
332 | | TVirtual comma_list(pure_ident) |
333 | { let names = List.map P.id2name $2 in | |
3a314143 C |
334 | Iteration.parsed_virtual_rules := |
335 | Common.union_set names !Iteration.parsed_virtual_rules; | |
951c7801 C |
336 | (* ensure that the names of virtual and real rules don't overlap *) |
337 | List.iter | |
338 | (function name -> Hashtbl.add Data.all_metadecls name []) | |
339 | names; | |
340 | Data.Virt(names) } | |
34e49164 C |
341 | |
342 | metadec: | |
343 | ar=arity ispure=pure | |
344 | kindfn=metakind ids=comma_list(pure_ident_or_meta_ident) TMPtVirg | |
345 | { P.create_metadec ar ispure kindfn ids } | |
b1b2de81 C |
346 | | kindfn=metakind_fresh ids=comma_list(pure_ident_or_meta_ident_with_seed) |
347 | TMPtVirg | |
348 | { P.create_fresh_metadec kindfn ids } | |
ae4735db C |
349 | | ar=arity ispure=pure |
350 | kindfn=metakind_atomic_maybe_virt | |
351 | ids= | |
352 | comma_list(pure_ident_or_meta_ident_with_idconstraint_virt(re_or_not_eqid)) | |
353 | TMPtVirg | |
354 | { let (normal,virt) = Common.partition_either (fun x -> x) ids in | |
355 | let (idfn,virtfn) = kindfn in | |
356 | function cr -> | |
357 | (P.create_metadec_with_constraints ar ispure idfn normal cr) @ | |
358 | (P.create_metadec_virt ar ispure virtfn virt cr) } | |
34e49164 C |
359 | | ar=arity ispure=pure |
360 | kindfn=metakind_atomic | |
7f004419 C |
361 | ids=comma_list(pure_ident_or_meta_ident_with_idconstraint(re_or_not_eqid)) |
362 | TMPtVirg | |
951c7801 | 363 | { P.create_metadec_with_constraints ar ispure kindfn ids } |
34e49164 C |
364 | | ar=arity ispure=pure |
365 | kindfn=metakind_atomic_expi | |
5636bb2c | 366 | ids=comma_list(pure_ident_or_meta_ident_with_econstraint(re_or_not_eqe_or_sub)) |
7f004419 | 367 | TMPtVirg |
951c7801 | 368 | { P.create_metadec_with_constraints ar ispure kindfn ids } |
34e49164 C |
369 | | ar=arity ispure=pure |
370 | kindfn=metakind_atomic_expe | |
5636bb2c C |
371 | ids=comma_list(pure_ident_or_meta_ident_with_econstraint(not_ceq_or_sub)) |
372 | TMPtVirg | |
951c7801 | 373 | { P.create_metadec_with_constraints ar ispure kindfn ids } |
34e49164 | 374 | | ar=arity TPosition a=option(TPosAny) |
951c7801 | 375 | ids=comma_list(pure_ident_or_meta_ident_with_x_eq(not_pos)) TMPtVirg |
faf9a90c C |
376 | (* pb: position variables can't be inherited from normal rules, and then |
377 | there is no way to inherit from a generated rule, so there is no point | |
378 | to have a position variable *) | |
379 | { (if !Data.in_generating | |
380 | then failwith "position variables not allowed in a generated rule file"); | |
381 | let kindfn arity name pure check_meta constraints = | |
34e49164 C |
382 | let tok = check_meta(Ast.MetaPosDecl(arity,name)) in |
383 | let any = match a with None -> Ast.PER | Some _ -> Ast.ALL in | |
384 | !Data.add_pos_meta name constraints any; tok in | |
951c7801 | 385 | P.create_metadec_with_constraints ar false kindfn ids } |
34e49164 | 386 | | ar=arity ispure=pure |
88e71198 | 387 | TParameter Tlist TOCro len=list_len TCCro |
34e49164 C |
388 | ids=comma_list(pure_ident_or_meta_ident) TMPtVirg |
389 | { P.create_len_metadec ar ispure | |
390 | (fun lenname arity name pure check_meta -> | |
88e71198 C |
391 | let tok = check_meta(Ast.MetaParamListDecl(arity,name,lenname)) in |
392 | !Data.add_paramlist_meta name lenname pure; tok) | |
393 | len ids } | |
34e49164 | 394 | | ar=arity ispure=pure |
88e71198 | 395 | TExpression Tlist TOCro len=list_len TCCro |
34e49164 C |
396 | ids=comma_list(pure_ident_or_meta_ident) TMPtVirg |
397 | { P.create_len_metadec ar ispure | |
398 | (fun lenname arity name pure check_meta -> | |
88e71198 C |
399 | let tok = check_meta(Ast.MetaExpListDecl(arity,name,lenname)) in |
400 | !Data.add_explist_meta name lenname pure; tok) | |
401 | len ids } | |
190f1acf C |
402 | | ar=arity ispure=pure |
403 | TField Tlist TOCro len=list_len TCCro | |
404 | ids=comma_list(pure_ident_or_meta_ident) TMPtVirg | |
405 | { P.create_len_metadec ar ispure | |
406 | (fun lenname arity name pure check_meta -> | |
407 | let tok = check_meta(Ast.MetaFieldListDecl(arity,name,lenname)) in | |
408 | !Data.add_field_list_meta name lenname pure; tok) | |
409 | len ids } | |
8f657093 C |
410 | | ar=arity ispure=pure |
411 | TInitialiser Tlist TOCro len=list_len TCCro | |
412 | ids=comma_list(pure_ident_or_meta_ident) TMPtVirg | |
413 | { P.create_len_metadec ar ispure | |
414 | (fun lenname arity name pure check_meta -> | |
415 | let tok = check_meta(Ast.MetaInitListDecl(arity,name,lenname)) in | |
416 | !Data.add_initlist_meta name lenname pure; tok) | |
417 | len ids } | |
97111a47 C |
418 | | TSymbol ids=comma_list(pure_ident) TMPtVirg |
419 | { (fun _ -> | |
420 | let add_sym = fun (nm,_) -> !Data.add_symbol_meta nm in | |
421 | List.iter add_sym ids; []) | |
422 | } | |
88e71198 C |
423 | |
424 | list_len: | |
425 | pure_ident_or_meta_ident { Common.Left $1 } | |
426 | | TInt { let (x,clt) = $1 in Common.Right (int_of_string x) } | |
34e49164 | 427 | |
b1b2de81 | 428 | %inline metakind_fresh: |
34e49164 | 429 | TFresh TIdentifier |
b1b2de81 C |
430 | { (fun name check_meta seed -> |
431 | let tok = check_meta(Ast.MetaFreshIdDecl(name,seed)) in | |
8babbc8f | 432 | !Data.add_fresh_id_meta name seed; tok) } |
b1b2de81 | 433 | |
ae4735db | 434 | /* metavariable kinds with no constraints, etc */ |
b1b2de81 | 435 | %inline metakind: |
b23ff9c7 C |
436 | TMetavariable |
437 | { (fun arity name pure check_meta -> | |
438 | let tok = check_meta(Ast.MetaMetaDecl(arity,name)) in | |
439 | !Data.add_meta_meta name pure; tok) } | |
440 | | TParameter | |
34e49164 C |
441 | { (fun arity name pure check_meta -> |
442 | let tok = check_meta(Ast.MetaParamDecl(arity,name)) in | |
443 | !Data.add_param_meta name pure; tok) } | |
444 | | TParameter Tlist | |
445 | { (fun arity name pure check_meta -> | |
88e71198 C |
446 | let len = Ast.AnyLen in |
447 | let tok = check_meta(Ast.MetaParamListDecl(arity,name,len)) in | |
448 | !Data.add_paramlist_meta name len pure; tok) } | |
34e49164 C |
449 | | TExpression Tlist |
450 | { (fun arity name pure check_meta -> | |
88e71198 C |
451 | let len = Ast.AnyLen in |
452 | let tok = check_meta(Ast.MetaExpListDecl(arity,name,len)) in | |
453 | !Data.add_explist_meta name len pure; tok) } | |
34e49164 C |
454 | | TType |
455 | { (fun arity name pure check_meta -> | |
456 | let tok = check_meta(Ast.MetaTypeDecl(arity,name)) in | |
faf9a90c | 457 | !Data.add_type_meta name pure; tok) } |
113803cf C |
458 | | TInitialiser |
459 | { (fun arity name pure check_meta -> | |
460 | let tok = check_meta(Ast.MetaInitDecl(arity,name)) in | |
461 | !Data.add_init_meta name pure; tok) } | |
8f657093 C |
462 | | TInitialiser Tlist |
463 | { (fun arity name pure check_meta -> | |
464 | let len = Ast.AnyLen in | |
465 | let tok = check_meta(Ast.MetaInitListDecl(arity,name,len)) in | |
466 | !Data.add_initlist_meta name len pure; tok) } | |
34e49164 C |
467 | | TStatement |
468 | { (fun arity name pure check_meta -> | |
469 | let tok = check_meta(Ast.MetaStmDecl(arity,name)) in | |
470 | !Data.add_stm_meta name pure; tok) } | |
413ffc02 C |
471 | | TDeclaration |
472 | { (fun arity name pure check_meta -> | |
473 | let tok = check_meta(Ast.MetaDeclDecl(arity,name)) in | |
474 | !Data.add_decl_meta name pure; tok) } | |
475 | | TField | |
476 | { (fun arity name pure check_meta -> | |
477 | let tok = check_meta(Ast.MetaFieldDecl(arity,name)) in | |
478 | !Data.add_field_meta name pure; tok) } | |
190f1acf C |
479 | | TField Tlist |
480 | { (fun arity name pure check_meta -> | |
481 | let len = Ast.AnyLen in | |
482 | let tok = check_meta(Ast.MetaFieldListDecl(arity,name,len)) in | |
483 | !Data.add_field_list_meta name len pure; tok) } | |
34e49164 C |
484 | | TStatement Tlist |
485 | { (fun arity name pure check_meta -> | |
486 | let tok = check_meta(Ast.MetaStmListDecl(arity,name)) in | |
487 | !Data.add_stmlist_meta name pure; tok) } | |
488 | | TTypedef | |
489 | { (fun arity (_,name) pure check_meta -> | |
490 | if arity = Ast.NONE && pure = Ast0.Impure | |
491 | then (!Data.add_type_name name; []) | |
492 | else raise (Semantic_cocci.Semantic "bad typedef")) } | |
493 | | TDeclarer TName | |
494 | { (fun arity (_,name) pure check_meta -> | |
495 | if arity = Ast.NONE && pure = Ast0.Impure | |
496 | then (!Data.add_declarer_name name; []) | |
497 | else raise (Semantic_cocci.Semantic "bad declarer")) } | |
498 | | TIterator TName | |
499 | { (fun arity (_,name) pure check_meta -> | |
500 | if arity = Ast.NONE && pure = Ast0.Impure | |
501 | then (!Data.add_iterator_name name; []) | |
502 | else raise (Semantic_cocci.Semantic "bad iterator")) } | |
503 | ||
ae4735db | 504 | %inline metakind_atomic_maybe_virt: |
34e49164 | 505 | TIdentifier |
ae4735db C |
506 | { |
507 | let idfn arity name pure check_meta constraints = | |
508 | let tok = check_meta(Ast.MetaIdDecl(arity,name)) in | |
509 | !Data.add_id_meta name constraints pure; tok in | |
510 | let virtfn arity name pure check_meta virtual_env = | |
511 | try | |
512 | let vl = List.assoc name virtual_env in | |
513 | !Data.add_virt_id_meta_found name vl; [] | |
514 | with Not_found -> | |
3a314143 C |
515 | Iteration.parsed_virtual_identifiers := |
516 | Common.union_set [name] | |
517 | !Iteration.parsed_virtual_identifiers; | |
ae4735db C |
518 | let name = ("virtual",name) in |
519 | let tok = check_meta(Ast.MetaIdDecl(arity,name)) in | |
520 | !Data.add_virt_id_meta_not_found name pure; tok in | |
521 | (idfn,virtfn) } | |
522 | ||
523 | %inline metakind_atomic: | |
524 | TFunction | |
34e49164 C |
525 | { (fun arity name pure check_meta constraints -> |
526 | let tok = check_meta(Ast.MetaFuncDecl(arity,name)) in | |
527 | !Data.add_func_meta name constraints pure; tok) } | |
528 | | TLocal TFunction | |
529 | { (fun arity name pure check_meta constraints -> | |
530 | let tok = check_meta(Ast.MetaLocalFuncDecl(arity,name)) in | |
531 | !Data.add_local_func_meta name constraints pure; | |
532 | tok) } | |
533 | | TDeclarer | |
534 | { (fun arity name pure check_meta constraints -> | |
535 | let tok = check_meta(Ast.MetaDeclarerDecl(arity,name)) in | |
536 | !Data.add_declarer_meta name constraints pure; tok) } | |
537 | | TIterator | |
538 | { (fun arity name pure check_meta constraints -> | |
539 | let tok = check_meta(Ast.MetaIteratorDecl(arity,name)) in | |
540 | !Data.add_iterator_meta name constraints pure; tok) } | |
541 | ||
542 | %inline metakind_atomic_expi: | |
543 | TError | |
544 | { (fun arity name pure check_meta constraints -> | |
545 | let tok = check_meta(Ast.MetaErrDecl(arity,name)) in | |
546 | !Data.add_err_meta name constraints pure; tok) } | |
547 | | l=option(TLocal) TIdExpression ty=ioption(meta_exp_type) | |
548 | { (fun arity name pure check_meta constraints -> | |
549 | match l with | |
550 | None -> | |
551 | !Data.add_idexp_meta ty name constraints pure; | |
552 | check_meta(Ast.MetaIdExpDecl(arity,name,ty)) | |
553 | | Some _ -> | |
554 | !Data.add_local_idexp_meta ty name constraints pure; | |
555 | check_meta(Ast.MetaLocalIdExpDecl(arity,name,ty))) } | |
556 | | l=option(TLocal) TIdExpression m=nonempty_list(TMul) | |
557 | { (fun arity name pure check_meta constraints -> | |
558 | let ty = Some [P.ty_pointerify Type_cocci.Unknown m] in | |
559 | match l with | |
560 | None -> | |
561 | !Data.add_idexp_meta ty name constraints pure; | |
562 | check_meta(Ast.MetaIdExpDecl(arity,name,ty)) | |
563 | | Some _ -> | |
564 | !Data.add_local_idexp_meta ty name constraints pure; | |
565 | check_meta(Ast.MetaLocalIdExpDecl(arity,name,ty))) } | |
e6509c05 | 566 | | TExpression ty=expression_type |
34e49164 | 567 | { (fun arity name pure check_meta constraints -> |
e6509c05 | 568 | let ty = Some [ty] in |
34e49164 C |
569 | let tok = check_meta(Ast.MetaExpDecl(arity,name,ty)) in |
570 | !Data.add_exp_meta ty name constraints pure; tok) } | |
34e49164 C |
571 | | TConstant ty=ioption(meta_exp_type) |
572 | { (fun arity name pure check_meta constraints -> | |
573 | let tok = check_meta(Ast.MetaConstDecl(arity,name,ty)) in | |
574 | !Data.add_const_meta ty name constraints pure; tok) } | |
575 | ||
e6509c05 C |
576 | expression_type: |
577 | m=nonempty_list(TMul) { P.ty_pointerify Type_cocci.Unknown m } | |
578 | | Tenum m=list(TMul) | |
579 | { P.ty_pointerify (Type_cocci.EnumName Type_cocci.NoName) m } | |
580 | | Tstruct m=list(TMul) | |
581 | { P.ty_pointerify | |
582 | (Type_cocci.StructUnionName (Type_cocci.Struct,Type_cocci.NoName)) m } | |
583 | | Tunion m=list(TMul) | |
584 | { P.ty_pointerify | |
585 | (Type_cocci.StructUnionName (Type_cocci.Union,Type_cocci.NoName)) m } | |
586 | ||
755320b0 C |
587 | %inline |
588 | metakind_atomic_expe: | |
34e49164 C |
589 | TExpression |
590 | { (fun arity name pure check_meta constraints -> | |
591 | let tok = check_meta(Ast.MetaExpDecl(arity,name,None)) in | |
5636bb2c | 592 | !Data.add_exp_meta None name constraints pure; tok) } |
34e49164 C |
593 | | vl=meta_exp_type // no error if use $1 but doesn't type check |
594 | { (fun arity name pure check_meta constraints -> | |
595 | let ty = Some vl in | |
5636bb2c C |
596 | (match constraints with |
597 | Ast0.NotExpCstrt constraints -> | |
598 | List.iter | |
599 | (function c -> | |
600 | match Ast0.unwrap c with | |
601 | Ast0.Constant(_) -> | |
602 | if not | |
603 | (List.exists | |
604 | (function | |
605 | Type_cocci.BaseType(Type_cocci.IntType) -> true | |
606 | | Type_cocci.BaseType(Type_cocci.ShortType) -> true | |
607 | | Type_cocci.BaseType(Type_cocci.LongType) -> true | |
608 | | _ -> false) | |
609 | vl) | |
610 | then | |
611 | failwith "metavariable with int constraint must be an int" | |
612 | | _ -> ()) | |
613 | constraints | |
614 | | _ -> ()); | |
34e49164 | 615 | let tok = check_meta(Ast.MetaExpDecl(arity,name,ty)) in |
5636bb2c | 616 | !Data.add_exp_meta ty name constraints pure; tok) |
951c7801 | 617 | } |
34e49164 | 618 | |
34e49164 | 619 | meta_exp_type: |
978fd7e5 | 620 | t=typedef_ctype |
34e49164 | 621 | { [Ast0_cocci.ast0_type_to_type t] } |
5626f154 C |
622 | | t=typedef_ctype TOCro TCCro |
623 | { [Type_cocci.Array (Ast0_cocci.ast0_type_to_type t)] } | |
34e49164 C |
624 | | TOBrace t=comma_list(ctype) TCBrace m=list(TMul) |
625 | { List.map | |
626 | (function x -> P.ty_pointerify (Ast0_cocci.ast0_type_to_type x) m) | |
627 | t } | |
628 | ||
629 | arity: TBang0 { Ast.UNIQUE } | |
630 | | TWhy0 { Ast.OPT } | |
631 | | TPlus0 { Ast.MULTI } | |
632 | | /* empty */ { Ast.NONE } | |
633 | ||
978fd7e5 C |
634 | /* ---------------------------------------------------------------------- */ |
635 | ||
978fd7e5 C |
636 | signable_types: |
637 | ty=Tchar | |
638 | { Ast0.wrap(Ast0.BaseType(Ast.CharType,[P.clt2mcode "char" ty])) } | |
639 | | ty=Tshort | |
640 | { Ast0.wrap(Ast0.BaseType(Ast.ShortType,[P.clt2mcode "short" ty])) } | |
f3c4ece6 C |
641 | | ty1=Tshort ty2=Tint |
642 | { Ast0.wrap | |
643 | (Ast0.BaseType | |
644 | (Ast.ShortIntType,[P.clt2mcode "short" ty1;P.clt2mcode "int" ty2])) } | |
978fd7e5 C |
645 | | ty=Tint |
646 | { Ast0.wrap(Ast0.BaseType(Ast.IntType,[P.clt2mcode "int" ty])) } | |
647 | | p=TMetaType | |
648 | { let (nm,pure,clt) = p in | |
649 | Ast0.wrap(Ast0.MetaType(P.clt2mcode nm clt,pure)) } | |
650 | | r=TRuleName TDot p=TIdent | |
651 | { let nm = (r,P.id2name p) in | |
652 | (* this is only possible when we are in a metavar decl. Otherwise, | |
653 | it will be represented already as a MetaType *) | |
654 | let _ = P.check_meta(Ast.MetaTypeDecl(Ast.NONE,nm)) in | |
655 | Ast0.wrap(Ast0.MetaType(P.clt2mcode nm (P.id2clt p), | |
656 | Ast0.Impure (*will be ignored*))) } | |
f3c4ece6 C |
657 | | ty1=Tlong |
658 | { Ast0.wrap(Ast0.BaseType(Ast.LongType,[P.clt2mcode "long" ty1])) } | |
659 | | ty1=Tlong ty2=Tint | |
660 | { Ast0.wrap | |
661 | (Ast0.BaseType | |
662 | (Ast.LongIntType,[P.clt2mcode "long" ty1;P.clt2mcode "int" ty2])) } | |
978fd7e5 C |
663 | | ty1=Tlong ty2=Tlong |
664 | { Ast0.wrap | |
665 | (Ast0.BaseType | |
666 | (Ast.LongLongType, | |
667 | [P.clt2mcode "long" ty1;P.clt2mcode "long" ty2])) } | |
f3c4ece6 C |
668 | | ty1=Tlong ty2=Tlong ty3=Tint |
669 | { Ast0.wrap | |
670 | (Ast0.BaseType | |
671 | (Ast.LongLongIntType, | |
672 | [P.clt2mcode "long" ty1;P.clt2mcode "long" ty2; | |
673 | P.clt2mcode "int" ty3])) } | |
978fd7e5 | 674 | |
978fd7e5 C |
675 | non_signable_types: |
676 | ty=Tvoid | |
677 | { Ast0.wrap(Ast0.BaseType(Ast.VoidType,[P.clt2mcode "void" ty])) } | |
f3c4ece6 C |
678 | | ty1=Tlong ty2=Tdouble |
679 | { Ast0.wrap | |
680 | (Ast0.BaseType | |
681 | (Ast.LongDoubleType, | |
682 | [P.clt2mcode "long" ty1;P.clt2mcode "double" ty2])) } | |
978fd7e5 C |
683 | | ty=Tdouble |
684 | { Ast0.wrap(Ast0.BaseType(Ast.DoubleType,[P.clt2mcode "double" ty])) } | |
685 | | ty=Tfloat | |
686 | { Ast0.wrap(Ast0.BaseType(Ast.FloatType,[P.clt2mcode "float" ty])) } | |
1eddfd50 C |
687 | | ty=Tsize_t |
688 | { Ast0.wrap(Ast0.BaseType(Ast.SizeType,[P.clt2mcode "size_t" ty])) } | |
689 | | ty=Tssize_t | |
690 | { Ast0.wrap(Ast0.BaseType(Ast.SSizeType,[P.clt2mcode "ssize_t" ty])) } | |
691 | | ty=Tptrdiff_t | |
692 | { Ast0.wrap(Ast0.BaseType(Ast.PtrDiffType,[P.clt2mcode "ptrdiff_t" ty])) } | |
978fd7e5 | 693 | | s=Tenum i=ident |
c491d8ee C |
694 | { Ast0.wrap(Ast0.EnumName(P.clt2mcode "enum" s, Some i)) } |
695 | | s=Tenum i=ioption(ident) l=TOBrace ids=enum_decl_list r=TCBrace | |
696 | { (if i = None && !Data.in_iso | |
697 | then failwith "enums must be named in the iso file"); | |
698 | Ast0.wrap(Ast0.EnumDef(Ast0.wrap(Ast0.EnumName(P.clt2mcode "enum" s, i)), | |
699 | P.clt2mcode "{" l, ids, P.clt2mcode "}" r)) } | |
ca417fcf | 700 | | s=struct_or_union i=type_ident // allow typedef name |
978fd7e5 | 701 | { Ast0.wrap(Ast0.StructUnionName(s, Some i)) } |
ca417fcf | 702 | | s=struct_or_union i=ioption(type_ident) |
978fd7e5 C |
703 | l=TOBrace d=struct_decl_list r=TCBrace |
704 | { (if i = None && !Data.in_iso | |
705 | then failwith "structures must be named in the iso file"); | |
706 | Ast0.wrap(Ast0.StructUnionDef(Ast0.wrap(Ast0.StructUnionName(s, i)), | |
707 | P.clt2mcode "{" l, | |
708 | d, P.clt2mcode "}" r)) } | |
709 | | s=TMetaType l=TOBrace d=struct_decl_list r=TCBrace | |
710 | { let (nm,pure,clt) = s in | |
711 | let ty = Ast0.wrap(Ast0.MetaType(P.clt2mcode nm clt,pure)) in | |
712 | Ast0.wrap(Ast0.StructUnionDef(ty,P.clt2mcode "{" l,d,P.clt2mcode "}" r)) } | |
713 | | p=TTypeId | |
714 | { Ast0.wrap(Ast0.TypeName(P.id2mcode p)) } | |
715 | ||
978fd7e5 C |
716 | all_basic_types: |
717 | r=Tsigned ty=signable_types | |
718 | { Ast0.wrap(Ast0.Signed(P.clt2mcode Ast.Signed r,Some ty)) } | |
719 | | r=Tunsigned ty=signable_types | |
720 | { Ast0.wrap(Ast0.Signed(P.clt2mcode Ast.Unsigned r,Some ty)) } | |
721 | | ty=signable_types { ty } | |
722 | | ty=non_signable_types { ty } | |
723 | ||
724 | ctype: | |
755320b0 C |
725 | cv=ioption(const_vol) ty=all_basic_types m=list(mul) |
726 | { List.fold_left | |
727 | (function prev -> | |
728 | function (star,cv) -> | |
729 | P.make_cv cv (P.pointerify prev [star])) | |
730 | (P.make_cv cv ty) m } | |
978fd7e5 C |
731 | | r=Tsigned |
732 | { Ast0.wrap(Ast0.Signed(P.clt2mcode Ast.Signed r,None)) } | |
733 | | r=Tunsigned | |
734 | { Ast0.wrap(Ast0.Signed(P.clt2mcode Ast.Unsigned r,None)) } | |
735 | | lp=TOPar0 t=midzero_list(ctype,ctype) rp=TCPar0 | |
736 | { let (mids,code) = t in | |
737 | Ast0.wrap | |
738 | (Ast0.DisjType(P.clt2mcode "(" lp,code,mids, P.clt2mcode ")" rp)) } | |
739 | ||
755320b0 C |
740 | mul: a=TMul b=ioption(const_vol) { (a,b) } |
741 | ||
b23ff9c7 C |
742 | mctype: |
743 | | TMeta { tmeta_to_type $1 } | |
744 | | ctype {$1} | |
745 | ||
978fd7e5 C |
746 | /* signed, unsigned alone not allowed */ |
747 | typedef_ctype: | |
748 | cv=ioption(const_vol) ty=all_basic_types m=list(TMul) | |
749 | { P.pointerify (P.make_cv cv ty) m } | |
b23ff9c7 | 750 | | lp=TOPar0 t=midzero_list(mctype,mctype) rp=TCPar0 |
978fd7e5 C |
751 | { let (mids,code) = t in |
752 | Ast0.wrap | |
753 | (Ast0.DisjType(P.clt2mcode "(" lp,code,mids, P.clt2mcode ")" rp)) } | |
b23ff9c7 | 754 | | TMeta { tmeta_to_type $1 } |
978fd7e5 C |
755 | |
756 | /* ---------------------------------------------------------------------- */ | |
34e49164 C |
757 | |
758 | struct_or_union: | |
759 | s=Tstruct { P.clt2mcode Ast.Struct s } | |
760 | | u=Tunion { P.clt2mcode Ast.Union u } | |
761 | ||
762 | struct_decl: | |
c491d8ee C |
763 | TNothing { [] } |
764 | | struct_decl_one { [$1] } | |
765 | ||
766 | struct_decl_one: | |
767 | | TMetaField { P.meta_field $1 } | |
190f1acf | 768 | | TMetaFieldList { P.meta_field_list $1 } |
b23ff9c7 | 769 | | TMeta { tmeta_to_field $1 } |
993936c0 C |
770 | | lp=TOPar0 t=midzero_list(struct_decl_one,struct_decl_one) rp=TCPar0 |
771 | { let (mids,code) = t in | |
772 | Ast0.wrap | |
773 | (Ast0.DisjDecl(P.clt2mcode "(" lp,code,mids, P.clt2mcode ")" rp)) } | |
34e49164 C |
774 | | t=ctype d=d_ident pv=TPtVirg |
775 | { let (id,fn) = d in | |
c491d8ee | 776 | Ast0.wrap(Ast0.UnInit(None,fn t,id,P.clt2mcode ";" pv)) } |
978fd7e5 | 777 | | t=ctype lp1=TOPar st=TMul d=d_ident rp1=TCPar |
34e49164 C |
778 | lp2=TOPar p=decl_list(name_opt_decl) rp2=TCPar pv=TPtVirg |
779 | { let (id,fn) = d in | |
780 | let t = | |
781 | Ast0.wrap | |
782 | (Ast0.FunctionPointer | |
783 | (t,P.clt2mcode "(" lp1,P.clt2mcode "*" st,P.clt2mcode ")" rp1, | |
784 | P.clt2mcode "(" lp2,p,P.clt2mcode ")" rp2)) in | |
c491d8ee | 785 | Ast0.wrap(Ast0.UnInit(None,fn t,id,P.clt2mcode ";" pv)) } |
97111a47 | 786 | | cv=ioption(const_vol) i=pure_ident_or_symbol d=d_ident pv=TPtVirg |
34e49164 C |
787 | { let (id,fn) = d in |
788 | let idtype = P.make_cv cv (Ast0.wrap (Ast0.TypeName(P.id2mcode i))) in | |
c491d8ee | 789 | Ast0.wrap(Ast0.UnInit(None,fn idtype,id,P.clt2mcode ";" pv)) } |
34e49164 C |
790 | |
791 | struct_decl_list: | |
792 | struct_decl_list_start { Ast0.wrap(Ast0.DOTS($1)) } | |
793 | ||
794 | struct_decl_list_start: | |
795 | struct_decl { $1 } | |
796 | | struct_decl struct_decl_list_start { $1@$2 } | |
c491d8ee C |
797 | | d=edots_when(TEllipsis,struct_decl_one) r=continue_struct_decl_list |
798 | { (P.mkddots_one "..." d)::r } | |
34e49164 C |
799 | |
800 | continue_struct_decl_list: | |
801 | /* empty */ { [] } | |
802 | | struct_decl struct_decl_list_start { $1@$2 } | |
803 | | struct_decl { $1 } | |
804 | ||
34e49164 | 805 | |
c491d8ee C |
806 | /* ---------------------------------------------------------------------- */ |
807 | /* very restricted what kinds of expressions can appear in an enum decl */ | |
808 | ||
809 | enum_decl_one: | |
d3f655c6 C |
810 | | disj_ident { Ast0.wrap(Ast0.Ident($1)) } |
811 | | disj_ident TEq enum_val | |
c491d8ee C |
812 | { let id = Ast0.wrap(Ast0.Ident($1)) in |
813 | Ast0.wrap | |
814 | (Ast0.Assignment | |
815 | (id,P.clt2mcode Ast.SimpleAssign $2,Ast0.set_arg_exp $3, | |
816 | false)) } | |
817 | ||
818 | enum_val: | |
819 | ident { Ast0.wrap(Ast0.Ident($1)) } | |
820 | | TInt | |
821 | { let (x,clt) = $1 in | |
822 | Ast0.wrap(Ast0.Constant (P.clt2mcode (Ast.Int x) clt)) } | |
b23ff9c7 | 823 | | TMeta { tmeta_to_exp $1 } |
c491d8ee C |
824 | | TMetaConst |
825 | { let (nm,constraints,pure,ty,clt) = $1 in | |
826 | Ast0.wrap | |
827 | (Ast0.MetaExpr(P.clt2mcode nm clt,constraints,ty,Ast.CONST,pure)) } | |
828 | | TMetaExp | |
829 | { let (nm,constraints,pure,ty,clt) = $1 in | |
830 | Ast0.wrap | |
831 | (Ast0.MetaExpr(P.clt2mcode nm clt,constraints,ty,Ast.ANY,pure)) } | |
832 | | TMetaIdExp | |
833 | { let (nm,constraints,pure,ty,clt) = $1 in | |
834 | Ast0.wrap | |
835 | (Ast0.MetaExpr(P.clt2mcode nm clt,constraints,ty,Ast.ID,pure)) } | |
836 | ||
837 | enum_decl_list: | |
838 | nonempty_list_start(enum_decl_one,edots_when(TEllipsis,enum_decl_one)) | |
839 | { Ast0.wrap(Ast0.DOTS($1 P.mkedots (fun c -> Ast0.EComma c))) } | |
840 | ||
34e49164 C |
841 | /*****************************************************************************/ |
842 | ||
843 | /* have to inline everything to avoid conflicts? switch to proper | |
844 | declarations, statements, and expressions for the subterms */ | |
845 | ||
faf9a90c | 846 | minus_body: |
34e49164 C |
847 | f=loption(filespec) |
848 | b=loption(minus_start) | |
978fd7e5 C |
849 | /*ew=loption(error_words)*/ |
850 | { match f@b(*@ew*) with | |
34e49164 | 851 | [] -> raise (Semantic_cocci.Semantic "minus slice can't be empty") |
65038c61 | 852 | | code -> code } |
34e49164 | 853 | |
faf9a90c | 854 | plus_body: |
34e49164 C |
855 | f=loption(filespec) |
856 | b=loption(plus_start) | |
978fd7e5 | 857 | /*ew=loption(error_words)*/ |
65038c61 | 858 | { f@b(*@ew*) } |
34e49164 C |
859 | |
860 | minus_exp_body: | |
861 | f=loption(filespec) | |
862 | b=top_eexpr | |
978fd7e5 C |
863 | /*ew=loption(error_words)*/ |
864 | { match f@[b](*@ew*) with | |
34e49164 | 865 | [] -> raise (Semantic_cocci.Semantic "minus slice can't be empty") |
65038c61 | 866 | | code -> code } |
34e49164 C |
867 | |
868 | plus_exp_body: | |
869 | f=loption(filespec) | |
870 | b=top_eexpr | |
978fd7e5 | 871 | /*ew=loption(error_words)*/ |
65038c61 | 872 | { f@[b](*@ew*) } |
34e49164 C |
873 | |
874 | filespec: | |
875 | TMinusFile TPlusFile | |
876 | { [Ast0.wrap | |
877 | (Ast0.FILEINFO(P.id2mcode $1, | |
878 | P.id2mcode $2))] } | |
879 | ||
880 | includes: | |
881 | TIncludeL | |
882 | { Ast0.wrap | |
7f004419 C |
883 | (Ast0.Include(P.clt2mcode "#include" |
884 | (P.drop_pos (P.drop_aft (P.id2clt $1))), | |
34e49164 C |
885 | let (arity,ln,lln,offset,col,strbef,straft,pos) = |
886 | P.id2clt $1 in | |
887 | let clt = | |
888 | (arity,ln,lln,offset,0,strbef,straft,pos) in | |
889 | P.clt2mcode | |
890 | (Ast.Local (Parse_aux.str2inc (P.id2name $1))) | |
891 | (P.drop_bef clt))) } | |
892 | | TIncludeNL | |
893 | { Ast0.wrap | |
7f004419 C |
894 | (Ast0.Include(P.clt2mcode "#include" |
895 | (P.drop_pos (P.drop_aft (P.id2clt $1))), | |
34e49164 C |
896 | let (arity,ln,lln,offset,col,strbef,straft,pos) = |
897 | P.id2clt $1 in | |
898 | let clt = | |
899 | (arity,ln,lln,offset,0,strbef,straft,pos) in | |
900 | P.clt2mcode | |
901 | (Ast.NonLocal (Parse_aux.str2inc (P.id2name $1))) | |
902 | (P.drop_bef clt))) } | |
3a314143 C |
903 | | TUndef TLineEnd |
904 | { let (clt,ident) = $1 in | |
8f657093 | 905 | let aft = P.get_aft clt in (* move stuff after the define to the ident *) |
3a314143 C |
906 | Ast0.wrap |
907 | (Ast0.Undef | |
8f657093 | 908 | (P.clt2mcode "#undef" (P.drop_aft clt), |
3a314143 | 909 | (match ident with |
8babbc8f | 910 | TMetaId((nm,constraints,seed,pure,clt)) -> |
8f657093 | 911 | let clt = P.set_aft aft clt in |
8babbc8f | 912 | Ast0.wrap(Ast0.MetaId(P.clt2mcode nm clt,constraints,seed,pure)) |
8f657093 C |
913 | | TIdent((nm,clt)) -> |
914 | let clt = P.set_aft aft clt in | |
915 | Ast0.wrap(Ast0.Id(P.clt2mcode nm clt)) | |
97111a47 C |
916 | | TSymId(nm,clt) -> |
917 | let clt = P.set_aft aft clt in | |
918 | Ast0.wrap(Ast0.Id(P.clt2mcode nm clt)) | |
3a314143 C |
919 | | _ -> |
920 | raise | |
921 | (Semantic_cocci.Semantic | |
922 | "unexpected name for a #define")))) } | |
5636bb2c C |
923 | | d=defineop TLineEnd |
924 | { d (Ast0.wrap(Ast0.DOTS([]))) } | |
34e49164 C |
925 | | d=defineop t=ctype TLineEnd |
926 | { let ty = Ast0.wrap(Ast0.TopExp(Ast0.wrap(Ast0.TypeExp(t)))) in | |
927 | d (Ast0.wrap(Ast0.DOTS([ty]))) } | |
928 | | defineop b=toplevel_seq_start(toplevel_after_dots) TLineEnd | |
929 | { let body = | |
930 | match b with | |
931 | [e] -> | |
932 | (match Ast0.unwrap e with | |
933 | Ast0.Exp(e1) -> | |
934 | [Ast0.rewrap e (Ast0.TopExp(Ast0.set_arg_exp (e1)))] | |
935 | | _ -> b) | |
936 | | _ -> b in | |
937 | $1 (Ast0.wrap(Ast0.DOTS(body))) } | |
938 | ||
939 | defineop: | |
940 | TDefine | |
941 | { let (clt,ident) = $1 in | |
8f657093 | 942 | let aft = P.get_aft clt in (* move stuff after the define to the ident *) |
34e49164 C |
943 | function body -> |
944 | Ast0.wrap | |
945 | (Ast0.Define | |
8f657093 | 946 | (P.clt2mcode "#define" (P.drop_aft clt), |
34e49164 | 947 | (match ident with |
8babbc8f | 948 | TMetaId((nm,constraints,seed,pure,clt)) -> |
8f657093 | 949 | let clt = P.set_aft aft clt in |
8babbc8f C |
950 | Ast0.wrap |
951 | (Ast0.MetaId(P.clt2mcode nm clt,constraints,seed,pure)) | |
8f657093 C |
952 | | TIdent((nm,clt)) -> |
953 | let clt = P.set_aft aft clt in | |
954 | Ast0.wrap(Ast0.Id(P.clt2mcode nm clt)) | |
97111a47 C |
955 | | TSymId(nm,clt) -> |
956 | let clt = P.set_aft aft clt in | |
957 | Ast0.wrap(Ast0.Id(P.clt2mcode nm clt)) | |
34e49164 C |
958 | | _ -> |
959 | raise | |
960 | (Semantic_cocci.Semantic | |
961 | "unexpected name for a #define")), | |
962 | Ast0.wrap Ast0.NoParams, | |
963 | body)) } | |
964 | | TDefineParam define_param_list_option TCPar | |
708f4980 | 965 | { let (clt,ident,parenoff,parencol) = $1 in |
8f657093 | 966 | let aft = P.get_aft clt in (* move stuff after the define to the ( *) |
708f4980 | 967 | (* clt is the start of the #define itself *) |
34e49164 C |
968 | let (arity,line,lline,offset,col,strbef,straft,pos) = clt in |
969 | let lp = | |
0708f913 | 970 | P.clt2mcode "(" |
8f657093 | 971 | (arity,line,lline,parenoff,parencol,[],[],[]) in |
34e49164 C |
972 | function body -> |
973 | Ast0.wrap | |
974 | (Ast0.Define | |
8f657093 | 975 | (P.clt2mcode "#define" (P.drop_aft clt), |
34e49164 | 976 | (match ident with |
8babbc8f C |
977 | TMetaId((nm,constraints,seed,pure,clt)) -> |
978 | Ast0.wrap | |
979 | (Ast0.MetaId(P.clt2mcode nm clt,constraints,seed,pure)) | |
8f657093 C |
980 | | TIdent((nm,clt)) -> |
981 | Ast0.wrap(Ast0.Id(P.clt2mcode nm clt)) | |
97111a47 C |
982 | | TSymId(nm,clt) -> |
983 | Ast0.wrap(Ast0.Id(P.clt2mcode nm clt)) | |
34e49164 C |
984 | | _ -> |
985 | raise | |
986 | (Semantic_cocci.Semantic | |
987 | "unexpected name for a #define")), | |
8f657093 C |
988 | (let clt = P.set_aft aft $3 in |
989 | Ast0.wrap (Ast0.DParams (lp,$2,P.clt2mcode ")" clt))),body)) } | |
34e49164 C |
990 | |
991 | /* ---------------------------------------------------------------------- */ | |
992 | ||
b23ff9c7 | 993 | dparam: mident { Ast0.wrap(Ast0.DParam $1) } |
c491d8ee C |
994 | |
995 | define_param_list_option: | |
996 | empty_list_start(dparam,TEllipsis) | |
997 | { Ast0.wrap | |
998 | (Ast0.DOTS | |
999 | ($1 | |
1000 | (fun _ d -> Ast0.wrap(Ast0.DPdots(P.clt2mcode "," d))) | |
1001 | (fun c -> Ast0.DPComma c))) } | |
34e49164 C |
1002 | |
1003 | /*****************************************************************************/ | |
1004 | ||
1005 | funproto: | |
1006 | s=ioption(storage) t=ctype | |
b23ff9c7 | 1007 | id=fn_ident lp=TOPar d=decl_list(name_opt_decl) rp=TCPar pt=TPtVirg |
34e49164 C |
1008 | { Ast0.wrap |
1009 | (Ast0.UnInit | |
1010 | (s, | |
1011 | Ast0.wrap | |
1012 | (Ast0.FunctionType(Some t, | |
1013 | P.clt2mcode "(" lp, d, P.clt2mcode ")" rp)), | |
1014 | id, P.clt2mcode ";" pt)) } | |
34e49164 C |
1015 | |
1016 | fundecl: | |
1017 | f=fninfo | |
b23ff9c7 | 1018 | TFunDecl i=fn_ident lp=TOPar d=decl_list(decl) rp=TCPar |
34e49164 | 1019 | lb=TOBrace b=fun_start rb=TCBrace |
978fd7e5 C |
1020 | { P.verify_parameter_declarations (Ast0.undots d); |
1021 | Ast0.wrap(Ast0.FunDecl((Ast0.default_info(),Ast0.context_befaft()), | |
34e49164 C |
1022 | f, i, |
1023 | P.clt2mcode "(" lp, d, | |
1024 | P.clt2mcode ")" rp, | |
1025 | P.clt2mcode "{" lb, b, | |
1026 | P.clt2mcode "}" rb)) } | |
1027 | ||
1028 | fninfo: | |
1029 | /* empty */ { [] } | |
1030 | | storage fninfo | |
1031 | { try | |
1032 | let _ = | |
1033 | List.find (function Ast0.FStorage(_) -> true | _ -> false) $2 in | |
1034 | raise (Semantic_cocci.Semantic "duplicate storage") | |
1035 | with Not_found -> (Ast0.FStorage($1))::$2 } | |
978fd7e5 | 1036 | | t=ctype r=fninfo_nt { (Ast0.FType(t))::r } |
34e49164 C |
1037 | | Tinline fninfo |
1038 | { try | |
1039 | let _ = List.find (function Ast0.FInline(_) -> true | _ -> false) $2 in | |
1040 | raise (Semantic_cocci.Semantic "duplicate inline") | |
1041 | with Not_found -> (Ast0.FInline(P.clt2mcode "inline" $1))::$2 } | |
1042 | | Tattr fninfo | |
1043 | { try | |
1044 | let _ = List.find (function Ast0.FAttr(_) -> true | _ -> false) $2 in | |
1045 | raise (Semantic_cocci.Semantic "multiple attributes") | |
1046 | with Not_found -> (Ast0.FAttr(P.id2mcode $1))::$2 } | |
1047 | ||
1048 | fninfo_nt: | |
1049 | /* empty */ { [] } | |
1050 | | storage fninfo_nt | |
1051 | { try | |
1052 | let _ = | |
1053 | List.find (function Ast0.FStorage(_) -> true | _ -> false) $2 in | |
1054 | raise (Semantic_cocci.Semantic "duplicate storage") | |
1055 | with Not_found -> (Ast0.FStorage($1))::$2 } | |
1056 | | Tinline fninfo_nt | |
1057 | { try | |
1058 | let _ = List.find (function Ast0.FInline(_) -> true | _ -> false) $2 in | |
1059 | raise (Semantic_cocci.Semantic "duplicate inline") | |
1060 | with Not_found -> (Ast0.FInline(P.clt2mcode "inline" $1))::$2 } | |
1061 | | Tattr fninfo_nt | |
1062 | { try | |
1063 | let _ = List.find (function Ast0.FAttr(_) -> true | _ -> false) $2 in | |
1064 | raise (Semantic_cocci.Semantic "duplicate init") | |
1065 | with Not_found -> (Ast0.FAttr(P.id2mcode $1))::$2 } | |
1066 | ||
1067 | storage: | |
1068 | s=Tstatic { P.clt2mcode Ast.Static s } | |
1069 | | s=Tauto { P.clt2mcode Ast.Auto s } | |
1070 | | s=Tregister { P.clt2mcode Ast.Register s } | |
1071 | | s=Textern { P.clt2mcode Ast.Extern s } | |
1072 | ||
190f1acf C |
1073 | decl: t=ctype i=disj_ident a=list(array_dec) |
1074 | { let t = P.arrayify t a in Ast0.wrap(Ast0.Param(t, Some i)) } | |
978fd7e5 | 1075 | | t=ctype { (*verify in FunDecl*) Ast0.wrap(Ast0.Param(t, None)) } |
d3f655c6 | 1076 | | t=ctype lp=TOPar s=TMul i=disj_ident rp=TCPar |
34e49164 C |
1077 | lp1=TOPar d=decl_list(name_opt_decl) rp1=TCPar |
1078 | { let fnptr = | |
1079 | Ast0.wrap | |
1080 | (Ast0.FunctionPointer | |
1081 | (t,P.clt2mcode "(" lp,P.clt2mcode "*" s,P.clt2mcode ")" rp, | |
1082 | P.clt2mcode "(" lp1,d,P.clt2mcode ")" rp1)) in | |
1083 | Ast0.wrap(Ast0.Param(fnptr, Some i)) } | |
34e49164 C |
1084 | | TMetaParam |
1085 | { let (nm,pure,clt) = $1 in | |
1086 | Ast0.wrap(Ast0.MetaParam(P.clt2mcode nm clt,pure)) } | |
b23ff9c7 | 1087 | | TMeta { tmeta_to_param $1 } |
34e49164 C |
1088 | |
1089 | name_opt_decl: | |
1090 | decl { $1 } | |
978fd7e5 | 1091 | | t=ctype lp=TOPar s=TMul rp=TCPar |
34e49164 C |
1092 | lp1=TOPar d=decl_list(name_opt_decl) rp1=TCPar |
1093 | { let fnptr = | |
1094 | Ast0.wrap | |
1095 | (Ast0.FunctionPointer | |
1096 | (t,P.clt2mcode "(" lp,P.clt2mcode "*" s,P.clt2mcode ")" rp, | |
1097 | P.clt2mcode "(" lp1,d,P.clt2mcode ")" rp1)) in | |
1098 | Ast0.wrap(Ast0.Param(fnptr, None)) } | |
1099 | ||
1100 | const_vol: | |
1101 | Tconst { P.clt2mcode Ast.Const $1 } | |
1102 | | Tvolatile { P.clt2mcode Ast.Volatile $1 } | |
1103 | ||
1104 | /*****************************************************************************/ | |
1105 | ||
1106 | statement: | |
1107 | includes { $1 } /* shouldn't be allowed to be a single_statement... */ | |
b23ff9c7 | 1108 | | TMeta { tmeta_to_statement $1} |
34e49164 C |
1109 | | TMetaStm |
1110 | { P.meta_stm $1 } | |
8babbc8f | 1111 | | option(expr) TPtVirg |
34e49164 C |
1112 | { P.exp_stm $1 $2 } |
1113 | | TIf TOPar eexpr TCPar single_statement %prec TIf | |
1114 | { P.ifthen $1 $2 $3 $4 $5 } | |
1115 | | TIf TOPar eexpr TCPar single_statement TElse single_statement | |
1116 | { P.ifthenelse $1 $2 $3 $4 $5 $6 $7 } | |
1117 | | TFor TOPar option(eexpr) TPtVirg option(eexpr) TPtVirg | |
1118 | option(eexpr) TCPar single_statement | |
1119 | { P.forloop $1 $2 $3 $4 $5 $6 $7 $8 $9 } | |
755320b0 C |
1120 | | TFor TOPar one_decl_var option(eexpr) TPtVirg |
1121 | option(eexpr) TCPar single_statement | |
1122 | { P.forloop2 $1 $2 $3 $4 $5 $6 $7 $8 } | |
34e49164 C |
1123 | | TWhile TOPar eexpr TCPar single_statement |
1124 | { P.whileloop $1 $2 $3 $4 $5 } | |
1125 | | TDo single_statement TWhile TOPar eexpr TCPar TPtVirg | |
1126 | { P.doloop $1 $2 $3 $4 $5 $6 $7 } | |
1127 | | iter_ident TOPar eexpr_list_option TCPar single_statement | |
1128 | { P.iterator $1 $2 $3 $4 $5 } | |
fc1ad971 C |
1129 | | TSwitch TOPar eexpr TCPar TOBrace list(decl_var) list(case_line) TCBrace |
1130 | { P.switch $1 $2 $3 $4 $5 (List.concat $6) $7 $8 } | |
34e49164 C |
1131 | | TReturn eexpr TPtVirg { P.ret_exp $1 $2 $3 } |
1132 | | TReturn TPtVirg { P.ret $1 $2 } | |
1133 | | TBreak TPtVirg { P.break $1 $2 } | |
1134 | | TContinue TPtVirg { P.cont $1 $2 } | |
b23ff9c7 | 1135 | | mident TDotDot { P.label $1 $2 } |
d3f655c6 | 1136 | | TGoto disj_ident TPtVirg { P.goto $1 $2 $3 } |
34e49164 C |
1137 | | TOBrace fun_start TCBrace |
1138 | { P.seq $1 $2 $3 } | |
1139 | ||
1140 | stm_dots: | |
1141 | TEllipsis w=list(whenppdecs) | |
1142 | { Ast0.wrap(Ast0.Dots(P.clt2mcode "..." $1, List.concat w)) } | |
1143 | | TOEllipsis w=list(whenppdecs) b=nest_start c=TCEllipsis | |
1144 | { Ast0.wrap(Ast0.Nest(P.clt2mcode "<..." $1, b, | |
1145 | P.clt2mcode "...>" c, List.concat w, false)) } | |
1146 | | TPOEllipsis w=list(whenppdecs) b=nest_start c=TPCEllipsis | |
1147 | { Ast0.wrap(Ast0.Nest(P.clt2mcode "<+..." $1, b, | |
1148 | P.clt2mcode "...+>" c, List.concat w, true)) } | |
1149 | ||
faf9a90c C |
1150 | %inline stm_dots_ell: |
1151 | a=TEllipsis w=list(whenppdecs) | |
1152 | { Ast0.wrap(Ast0.Dots(P.clt2mcode "..." a, List.concat w)) } | |
1153 | ||
1154 | %inline stm_dots_nest: | |
1155 | a=TOEllipsis w=list(whenppdecs) b=nest_start c=TCEllipsis | |
1156 | { Ast0.wrap(Ast0.Nest(P.clt2mcode "<..." a, b, | |
1157 | P.clt2mcode "...>" c, List.concat w, false)) } | |
1158 | | a=TPOEllipsis w=list(whenppdecs) b=nest_start c=TPCEllipsis | |
1159 | { Ast0.wrap(Ast0.Nest(P.clt2mcode "<+..." a, b, | |
1160 | P.clt2mcode "...+>" c, List.concat w, true)) } | |
1161 | ||
708f4980 | 1162 | whenppdecs: w=whens(when_start,rule_elem_statement,any_strict) |
34e49164 C |
1163 | { w } |
1164 | ||
1165 | /* a statement that fits into a single rule_elem. should nests be included? | |
1166 | what about statement metavariables? */ | |
1167 | rule_elem_statement: | |
1168 | one_decl_var | |
1169 | { Ast0.wrap(Ast0.Decl((Ast0.default_info(),Ast0.context_befaft()),$1)) } | |
8babbc8f | 1170 | | option(expr) TPtVirg { P.exp_stm $1 $2 } |
34e49164 C |
1171 | | TReturn eexpr TPtVirg { P.ret_exp $1 $2 $3 } |
1172 | | TReturn TPtVirg { P.ret $1 $2 } | |
1173 | | TBreak TPtVirg { P.break $1 $2 } | |
1174 | | TContinue TPtVirg { P.cont $1 $2 } | |
1175 | | TOPar0 midzero_list(rule_elem_statement,rule_elem_statement) TCPar0 | |
1176 | { let (mids,code) = $2 in | |
1177 | Ast0.wrap | |
1178 | (Ast0.Disj(P.clt2mcode "(" $1, | |
1179 | List.map (function x -> Ast0.wrap(Ast0.DOTS([x]))) code, | |
1180 | mids, P.clt2mcode ")" $3)) } | |
1181 | ||
1182 | /* a statement on its own */ | |
1183 | single_statement: | |
1184 | statement { $1 } | |
1185 | | TOPar0 midzero_list(statement,statement) TCPar0 | |
1186 | /* degenerate case, elements are single statements and thus don't | |
1187 | contain dots */ | |
1188 | { let (mids,code) = $2 in | |
1189 | Ast0.wrap | |
1190 | (Ast0.Disj(P.clt2mcode "(" $1, | |
1191 | List.map (function x -> Ast0.wrap(Ast0.DOTS([x]))) code, | |
1192 | mids, P.clt2mcode ")" $3)) } | |
1193 | ||
17ba0788 C |
1194 | iso_statement: /* statement or declaration used in statement context */ |
1195 | statement { $1 } | |
1196 | | decl_var | |
1197 | { match $1 with | |
1198 | [decl] -> | |
1199 | Ast0.wrap | |
1200 | (Ast0.Decl((Ast0.default_info(),Ast0.context_befaft()),decl)) | |
1201 | | _ -> failwith "exactly one decl allowed in statement iso" } | |
1202 | ||
34e49164 C |
1203 | case_line: |
1204 | TDefault TDotDot fun_start | |
fc1ad971 C |
1205 | { Ast0.wrap |
1206 | (Ast0.Default(P.clt2mcode "default" $1,P.clt2mcode ":" $2,$3)) } | |
34e49164 C |
1207 | | TCase eexpr TDotDot fun_start |
1208 | { Ast0.wrap(Ast0.Case(P.clt2mcode "case" $1,$2,P.clt2mcode ":" $3,$4)) } | |
fc1ad971 C |
1209 | /* | lp=TOPar0 t=midzero_list(case_line,case_line) rp=TCPar0 |
1210 | { let (mids,code) = ([],[t]) in | |
1211 | Ast0.wrap | |
1212 | (Ast0.DisjCase(P.clt2mcode "(" lp,code,mids, P.clt2mcode ")" rp)) } */ | |
34e49164 C |
1213 | |
1214 | /* In the following, an identifier as a type is not fully supported. Indeed, | |
1215 | the language is ambiguous: what is foo * bar; */ | |
1216 | /* The AST DisjDecl cannot be generated because it would be ambiguous with | |
1217 | a disjunction on a statement with a declaration in each branch */ | |
1218 | decl_var: | |
1219 | t=ctype pv=TPtVirg | |
1220 | { [Ast0.wrap(Ast0.TyDecl(t,P.clt2mcode ";" pv))] } | |
413ffc02 | 1221 | | TMetaDecl { [P.meta_decl $1] } |
34e49164 C |
1222 | | s=ioption(storage) t=ctype d=comma_list(d_ident) pv=TPtVirg |
1223 | { List.map | |
1224 | (function (id,fn) -> | |
1225 | Ast0.wrap(Ast0.UnInit(s,fn t,id,P.clt2mcode ";" pv))) | |
1226 | d } | |
1227 | | f=funproto { [f] } | |
1228 | | s=ioption(storage) t=ctype d=d_ident q=TEq e=initialize pv=TPtVirg | |
1229 | {let (id,fn) = d in | |
1230 | [Ast0.wrap(Ast0.Init(s,fn t,id,P.clt2mcode "=" q,e,P.clt2mcode ";" pv))]} | |
1231 | /* type is a typedef name */ | |
97111a47 | 1232 | | s=ioption(storage) cv=ioption(const_vol) i=pure_ident_or_symbol |
34e49164 C |
1233 | d=comma_list(d_ident) pv=TPtVirg |
1234 | { List.map | |
1235 | (function (id,fn) -> | |
1236 | let idtype = | |
1237 | P.make_cv cv (Ast0.wrap (Ast0.TypeName(P.id2mcode i))) in | |
1238 | Ast0.wrap(Ast0.UnInit(s,fn idtype,id,P.clt2mcode ";" pv))) | |
1239 | d } | |
17ba0788 C |
1240 | | s=ioption(storage) cv=ioption(const_vol) i=pure_ident_or_symbol |
1241 | d=d_ident q=TEq e=initialize pv=TPtVirg | |
34e49164 C |
1242 | { let (id,fn) = d in |
1243 | !Data.add_type_name (P.id2name i); | |
1244 | let idtype = P.make_cv cv (Ast0.wrap (Ast0.TypeName(P.id2mcode i))) in | |
1245 | [Ast0.wrap(Ast0.Init(s,fn idtype,id,P.clt2mcode "=" q,e, | |
1246 | P.clt2mcode ";" pv))] } | |
1247 | /* function pointer type */ | |
1248 | | s=ioption(storage) | |
978fd7e5 | 1249 | t=ctype lp1=TOPar st=TMul d=d_ident rp1=TCPar |
34e49164 C |
1250 | lp2=TOPar p=decl_list(name_opt_decl) rp2=TCPar |
1251 | pv=TPtVirg | |
1252 | { let (id,fn) = d in | |
1253 | let t = | |
1254 | Ast0.wrap | |
1255 | (Ast0.FunctionPointer | |
1256 | (t,P.clt2mcode "(" lp1,P.clt2mcode "*" st,P.clt2mcode ")" rp1, | |
1257 | P.clt2mcode "(" lp2,p,P.clt2mcode ")" rp2)) in | |
1258 | [Ast0.wrap(Ast0.UnInit(s,fn t,id,P.clt2mcode ";" pv))] } | |
1259 | | decl_ident TOPar eexpr_list_option TCPar TPtVirg | |
1260 | { [Ast0.wrap(Ast0.MacroDecl($1,P.clt2mcode "(" $2,$3, | |
faf9a90c | 1261 | P.clt2mcode ")" $4,P.clt2mcode ";" $5))] } |
17ba0788 C |
1262 | | decl_ident TOPar eexpr_list_option TCPar q=TEq e=initialize TPtVirg |
1263 | { [Ast0.wrap | |
1264 | (Ast0.MacroDeclInit | |
1265 | ($1,P.clt2mcode "(" $2,$3, | |
1266 | P.clt2mcode ")" $4,P.clt2mcode "=" q,e, | |
1267 | P.clt2mcode ";" $7))] } | |
34e49164 | 1268 | | s=ioption(storage) |
978fd7e5 | 1269 | t=ctype lp1=TOPar st=TMul d=d_ident rp1=TCPar |
34e49164 C |
1270 | lp2=TOPar p=decl_list(name_opt_decl) rp2=TCPar |
1271 | q=TEq e=initialize pv=TPtVirg | |
1272 | { let (id,fn) = d in | |
1273 | let t = | |
1274 | Ast0.wrap | |
1275 | (Ast0.FunctionPointer | |
1276 | (t,P.clt2mcode "(" lp1,P.clt2mcode "*" st,P.clt2mcode ")" rp1, | |
1277 | P.clt2mcode "(" lp2,p,P.clt2mcode ")" rp2)) in | |
1278 | [Ast0.wrap(Ast0.Init(s,fn t,id,P.clt2mcode "=" q,e,P.clt2mcode ";" pv))]} | |
002099fc | 1279 | | s=Ttypedef t=typedef_ctype id=comma_list(typedef_ident) pv=TPtVirg |
34e49164 | 1280 | { let s = P.clt2mcode "typedef" s in |
002099fc C |
1281 | List.map |
1282 | (function id -> | |
1283 | Ast0.wrap(Ast0.Typedef(s,t,id,P.clt2mcode ";" pv))) | |
1284 | id } | |
34e49164 C |
1285 | |
1286 | one_decl_var: | |
1287 | t=ctype pv=TPtVirg | |
1288 | { Ast0.wrap(Ast0.TyDecl(t,P.clt2mcode ";" pv)) } | |
413ffc02 | 1289 | | TMetaDecl { P.meta_decl $1 } |
34e49164 C |
1290 | | s=ioption(storage) t=ctype d=d_ident pv=TPtVirg |
1291 | { let (id,fn) = d in | |
1292 | Ast0.wrap(Ast0.UnInit(s,fn t,id,P.clt2mcode ";" pv)) } | |
1293 | | f=funproto { f } | |
1294 | | s=ioption(storage) t=ctype d=d_ident q=TEq e=initialize pv=TPtVirg | |
1295 | { let (id,fn) = d in | |
1296 | Ast0.wrap(Ast0.Init(s,fn t,id,P.clt2mcode "=" q,e,P.clt2mcode ";" pv)) } | |
1297 | /* type is a typedef name */ | |
97111a47 | 1298 | | s=ioption(storage) cv=ioption(const_vol) i=pure_ident_or_symbol |
34e49164 C |
1299 | d=d_ident pv=TPtVirg |
1300 | { let (id,fn) = d in | |
1301 | let idtype = P.make_cv cv (Ast0.wrap (Ast0.TypeName(P.id2mcode i))) in | |
1302 | Ast0.wrap(Ast0.UnInit(s,fn idtype,id,P.clt2mcode ";" pv)) } | |
17ba0788 C |
1303 | | s=ioption(storage) cv=ioption(const_vol) i=pure_ident_or_symbol |
1304 | d=d_ident q=TEq e=initialize pv=TPtVirg | |
34e49164 C |
1305 | { let (id,fn) = d in |
1306 | !Data.add_type_name (P.id2name i); | |
1307 | let idtype = P.make_cv cv (Ast0.wrap (Ast0.TypeName(P.id2mcode i))) in | |
1308 | Ast0.wrap(Ast0.Init(s,fn idtype,id,P.clt2mcode "=" q,e, | |
1309 | P.clt2mcode ";" pv)) } | |
1310 | /* function pointer type */ | |
1311 | | s=ioption(storage) | |
978fd7e5 | 1312 | t=ctype lp1=TOPar st=TMul d=d_ident rp1=TCPar |
34e49164 C |
1313 | lp2=TOPar p=decl_list(name_opt_decl) rp2=TCPar |
1314 | pv=TPtVirg | |
1315 | { let (id,fn) = d in | |
1316 | let t = | |
1317 | Ast0.wrap | |
1318 | (Ast0.FunctionPointer | |
1319 | (t,P.clt2mcode "(" lp1,P.clt2mcode "*" st,P.clt2mcode ")" rp1, | |
1320 | P.clt2mcode "(" lp2,p,P.clt2mcode ")" rp2)) in | |
1321 | Ast0.wrap(Ast0.UnInit(s,fn t,id,P.clt2mcode ";" pv)) } | |
1322 | | decl_ident TOPar eexpr_list_option TCPar TPtVirg | |
1323 | { Ast0.wrap(Ast0.MacroDecl($1,P.clt2mcode "(" $2,$3, | |
faf9a90c | 1324 | P.clt2mcode ")" $4,P.clt2mcode ";" $5)) } |
17ba0788 C |
1325 | | decl_ident TOPar eexpr_list_option TCPar q=TEq e=initialize TPtVirg |
1326 | { Ast0.wrap | |
1327 | (Ast0.MacroDeclInit | |
1328 | ($1,P.clt2mcode "(" $2,$3, | |
1329 | P.clt2mcode ")" $4,P.clt2mcode "=" q,e, | |
1330 | P.clt2mcode ";" $7)) } | |
34e49164 | 1331 | | s=ioption(storage) |
978fd7e5 | 1332 | t=ctype lp1=TOPar st=TMul d=d_ident rp1=TCPar |
34e49164 C |
1333 | lp2=TOPar p=decl_list(name_opt_decl) rp2=TCPar |
1334 | q=TEq e=initialize pv=TPtVirg | |
1335 | { let (id,fn) = d in | |
1336 | let t = | |
1337 | Ast0.wrap | |
1338 | (Ast0.FunctionPointer | |
1339 | (t,P.clt2mcode "(" lp1,P.clt2mcode "*" st,P.clt2mcode ")" rp1, | |
1340 | P.clt2mcode "(" lp2,p,P.clt2mcode ")" rp2)) in | |
1341 | Ast0.wrap(Ast0.Init(s,fn t,id,P.clt2mcode "=" q,e,P.clt2mcode ";" pv))} | |
1342 | ||
1343 | ||
1344 | d_ident: | |
d3f655c6 | 1345 | disj_ident list(array_dec) |
190f1acf | 1346 | { ($1, function t -> P.arrayify t $2) } |
34e49164 C |
1347 | |
1348 | array_dec: l=TOCro i=option(eexpr) r=TCCro { (l,i,r) } | |
1349 | ||
1350 | initialize: | |
1351 | eexpr | |
1352 | { Ast0.wrap(Ast0.InitExpr($1)) } | |
1353 | | TOBrace initialize_list TCBrace | |
c491d8ee C |
1354 | { if P.struct_initializer $2 |
1355 | then | |
1356 | let il = P.drop_dot_commas $2 in | |
1357 | Ast0.wrap(Ast0.InitList(P.clt2mcode "{" $1,il,P.clt2mcode "}" $3,false)) | |
1358 | else | |
1359 | Ast0.wrap(Ast0.InitList(P.clt2mcode "{" $1,$2,P.clt2mcode "}" $3,true)) } | |
113803cf C |
1360 | | TMetaInit |
1361 | {let (nm,pure,clt) = $1 in | |
1362 | Ast0.wrap(Ast0.MetaInit(P.clt2mcode nm clt,pure)) } | |
34e49164 C |
1363 | |
1364 | initialize2: | |
1365 | /*arithexpr and not eexpr because can have ambiguity with comma*/ | |
1366 | /*dots and nests probably not allowed at top level, haven't looked into why*/ | |
1367 | arith_expr(eexpr,invalid) { Ast0.wrap(Ast0.InitExpr($1)) } | |
d6ce1786 | 1368 | | nest_expressions_only { Ast0.wrap(Ast0.InitExpr($1)) } |
34e49164 | 1369 | | TOBrace initialize_list TCBrace |
c491d8ee C |
1370 | { if P.struct_initializer $2 |
1371 | then | |
1372 | let il = P.drop_dot_commas $2 in | |
1373 | Ast0.wrap(Ast0.InitList(P.clt2mcode "{" $1,il,P.clt2mcode "}" $3,false)) | |
1374 | else | |
1375 | Ast0.wrap(Ast0.InitList(P.clt2mcode "{" $1,$2,P.clt2mcode "}" $3,true)) } | |
34e49164 | 1376 | /* gccext:, labeled elements */ |
c491d8ee | 1377 | | list(designator) TEq initialize2 /*can we have another of these on the rhs?*/ |
113803cf | 1378 | { Ast0.wrap(Ast0.InitGccExt($1,P.clt2mcode "=" $2,$3)) } |
b23ff9c7 | 1379 | | mident TDotDot initialize2 |
34e49164 | 1380 | { Ast0.wrap(Ast0.InitGccName($1,P.clt2mcode ":" $2,$3)) } /* in old kernel */ |
8f657093 C |
1381 | | TMetaInit |
1382 | {let (nm,pure,clt) = $1 in | |
1383 | Ast0.wrap(Ast0.MetaInit(P.clt2mcode nm clt,pure)) } | |
1384 | | TMetaInitList | |
1385 | {let (nm,lenname,pure,clt) = $1 in | |
1386 | let nm = P.clt2mcode nm clt in | |
1387 | let lenname = | |
1388 | match lenname with | |
1389 | Ast.AnyLen -> Ast0.AnyListLen | |
1390 | | Ast.MetaLen nm -> Ast0.MetaListLen(P.clt2mcode nm clt) | |
1391 | | Ast.CstLen n -> Ast0.CstListLen n in | |
1392 | Ast0.wrap(Ast0.MetaInitList(nm,lenname,pure)) } | |
113803cf | 1393 | |
951c7801 | 1394 | designator: |
d3f655c6 | 1395 | | TDot disj_ident |
951c7801 C |
1396 | { Ast0.DesignatorField (P.clt2mcode "." $1,$2) } |
1397 | | TOCro eexpr TCCro | |
113803cf | 1398 | { Ast0.DesignatorIndex (P.clt2mcode "[" $1,$2,P.clt2mcode "]" $3) } |
951c7801 | 1399 | | TOCro eexpr TEllipsis eexpr TCCro |
113803cf C |
1400 | { Ast0.DesignatorRange (P.clt2mcode "[" $1,$2,P.clt2mcode "..." $3, |
1401 | $4,P.clt2mcode "]" $5) } | |
34e49164 C |
1402 | |
1403 | initialize_list: | |
c491d8ee C |
1404 | empty_list_start(initialize2,edots_when(TEllipsis,initialize)) |
1405 | { Ast0.wrap(Ast0.DOTS($1 P.mkidots (fun c -> Ast0.IComma c))) } | |
34e49164 C |
1406 | |
1407 | /* a statement that is part of a list */ | |
1408 | decl_statement: | |
1409 | TMetaStmList | |
1410 | { let (nm,pure,clt) = $1 in | |
1411 | [Ast0.wrap(Ast0.MetaStmt(P.clt2mcode nm clt,pure))] } | |
1412 | | decl_var | |
1413 | { List.map | |
1414 | (function x -> | |
1415 | Ast0.wrap | |
1416 | (Ast0.Decl((Ast0.default_info(),Ast0.context_befaft()),x))) | |
1417 | $1 } | |
1418 | | statement { [$1] } | |
1419 | /* this doesn't allow expressions at top level, because the parser doesn't | |
1420 | know whether there is one. If there is one, this is not sequencible. | |
1421 | If there is not one, then it is. It seems complicated to get around | |
1422 | this at the parser level. We would have to have a check afterwards to | |
1423 | allow this. One case where this would be useful is for a when. Now | |
1424 | we allow a sequence of whens, so one can be on only statements and | |
1425 | one can be on only expressions. */ | |
1426 | | TOPar0 t=midzero_list(fun_start,fun_start) TCPar0 | |
1427 | { let (mids,code) = t in | |
1428 | if List.for_all | |
1429 | (function x -> | |
1430 | match Ast0.unwrap x with Ast0.DOTS([]) -> true | _ -> false) | |
1431 | code | |
1432 | then [] | |
1433 | else | |
1434 | [Ast0.wrap(Ast0.Disj(P.clt2mcode "(" $1, code, mids, | |
1435 | P.clt2mcode ")" $3))] } | |
1436 | ||
1437 | /* a statement that is part of a list */ | |
1438 | decl_statement_expr: | |
1439 | TMetaStmList | |
1440 | { let (nm,pure,clt) = $1 in | |
1441 | [Ast0.wrap(Ast0.MetaStmt(P.clt2mcode nm clt,pure))] } | |
1442 | | decl_var | |
1443 | { List.map | |
1444 | (function x -> | |
1445 | Ast0.wrap | |
1446 | (Ast0.Decl((Ast0.default_info(),Ast0.context_befaft()),x))) | |
1447 | $1 } | |
1448 | | statement { [$1] } | |
1449 | /* this doesn't allow expressions at top level, because the parser doesn't | |
1450 | know whether there is one. If there is one, this is not sequencible. | |
1451 | If there is not one, then it is. It seems complicated to get around | |
1452 | this at the parser level. We would have to have a check afterwards to | |
1453 | allow this. One case where this would be useful is for a when. Now | |
1454 | we allow a sequence of whens, so one can be on only statements and | |
1455 | one can be on only expressions. */ | |
1456 | | TOPar0 t=midzero_list(fun_after_stm,fun_after_dots_or) TCPar0 | |
1457 | { let (mids,code) = t in | |
1458 | if List.for_all (function [] -> true | _ -> false) code | |
1459 | then [] | |
1460 | else | |
1461 | let dot_code = | |
1462 | List.map (function x -> Ast0.wrap(Ast0.DOTS x)) code in | |
1463 | [Ast0.wrap(Ast0.Disj(P.clt2mcode "(" $1, dot_code, mids, | |
1464 | P.clt2mcode ")" $3))] } | |
1465 | ||
1466 | /*****************************************************************************/ | |
1467 | ||
3a314143 C |
1468 | /* expr cannot contain <... ...> at the top level. This can only |
1469 | be allowed as an expression when the expression is delimited on the left | |
1470 | by an expression-specific marker. In that case, the rule eexpr is used, which | |
34e49164 | 1471 | allows <... ...> anywhere. Hopefully, this will not be too much of a problem |
3a314143 C |
1472 | in practice. |
1473 | dot_expressions is the most permissive. all three kinds of expressions use | |
17ba0788 C |
1474 | this once an expression_specific token has been seen |
1475 | The arg versions don't allow sequences, to avoid conflicting with commas in | |
1476 | argument lists. | |
1477 | */ | |
34e49164 C |
1478 | expr: basic_expr(expr,invalid) { $1 } |
1479 | /* allows ... and nests */ | |
17ba0788 C |
1480 | eexpr: pre_basic_expr(eexpr,dot_expressions) { $1 } |
1481 | eargexpr: basic_expr(eexpr,dot_expressions) { $1 } /* no sequences */ | |
34e49164 | 1482 | /* allows nests but not .... */ |
17ba0788 C |
1483 | dexpr: pre_basic_expr(eexpr,nest_expressions) { $1 } |
1484 | dargexpr: basic_expr(eexpr,nest_expressions) { $1 } /* no sequences */ | |
34e49164 C |
1485 | |
1486 | top_eexpr: | |
1487 | eexpr { Ast0.wrap(Ast0.OTHER(Ast0.wrap(Ast0.Exp($1)))) } | |
1488 | ||
1489 | invalid: | |
1490 | TInvalid { raise (Semantic_cocci.Semantic "not matchable") } | |
1491 | ||
1492 | dot_expressions: | |
1493 | TEllipsis { Ast0.wrap(Ast0.Edots(P.clt2mcode "..." $1,None)) } | |
1494 | | nest_expressions { $1 } | |
1495 | ||
485bce71 | 1496 | /* not clear what whencode would mean, so just drop it */ |
34e49164 | 1497 | nest_expressions: |
485bce71 | 1498 | TOEllipsis e=expr_dots(TEllipsis) c=TCEllipsis |
34e49164 C |
1499 | { Ast0.wrap(Ast0.NestExpr(P.clt2mcode "<..." $1, |
1500 | Ast0.wrap(Ast0.DOTS(e (P.mkedots "..."))), | |
485bce71 C |
1501 | P.clt2mcode "...>" c, None, false)) } |
1502 | | TPOEllipsis e=expr_dots(TEllipsis) c=TPCEllipsis | |
34e49164 C |
1503 | { Ast0.wrap(Ast0.NestExpr(P.clt2mcode "<+..." $1, |
1504 | Ast0.wrap(Ast0.DOTS(e (P.mkedots "..."))), | |
485bce71 | 1505 | P.clt2mcode "...+>" c, None, true)) } |
b23ff9c7 | 1506 | | TMeta { tmeta_to_exp $1 } |
34e49164 | 1507 | |
d6ce1786 C |
1508 | nest_expressions_only: |
1509 | TOEllipsis e=expr_dots(TEllipsis) c=TCEllipsis | |
1510 | { Ast0.wrap(Ast0.NestExpr(P.clt2mcode "<..." $1, | |
1511 | Ast0.wrap(Ast0.DOTS(e (P.mkedots "..."))), | |
1512 | P.clt2mcode "...>" c, None, false)) } | |
1513 | | TPOEllipsis e=expr_dots(TEllipsis) c=TPCEllipsis | |
1514 | { Ast0.wrap(Ast0.NestExpr(P.clt2mcode "<+..." $1, | |
1515 | Ast0.wrap(Ast0.DOTS(e (P.mkedots "..."))), | |
1516 | P.clt2mcode "...+>" c, None, true)) } | |
1517 | ||
485bce71 | 1518 | //whenexp: TWhen TNotEq w=eexpr TLineEnd { w } |
34e49164 | 1519 | |
17ba0788 C |
1520 | pre_basic_expr(recurser,primary_extra): |
1521 | basic_expr(recurser,primary_extra) { $1 } | |
1522 | | pre_basic_expr(recurser,primary_extra) TComma | |
1523 | basic_expr(recurser,primary_extra) | |
1524 | { Ast0.wrap(Ast0.Sequence($1,P.clt2mcode "," $2,$3)) } | |
1525 | ||
34e49164 | 1526 | basic_expr(recurser,primary_extra): |
ca417fcf | 1527 | assign_expr(recurser,primary_extra) { $1 } |
34e49164 C |
1528 | |
1529 | assign_expr(r,pe): | |
1530 | cond_expr(r,pe) { $1 } | |
1531 | | unary_expr(r,pe) TAssign assign_expr_bis | |
1532 | { let (op,clt) = $2 in | |
1533 | Ast0.wrap(Ast0.Assignment($1,P.clt2mcode op clt, | |
1534 | Ast0.set_arg_exp $3,false)) } | |
1535 | | unary_expr(r,pe) TEq assign_expr_bis | |
1536 | { Ast0.wrap | |
1537 | (Ast0.Assignment | |
1538 | ($1,P.clt2mcode Ast.SimpleAssign $2,Ast0.set_arg_exp $3,false)) } | |
1539 | ||
1540 | assign_expr_bis: | |
1541 | cond_expr(eexpr,dot_expressions) { $1 } | |
1542 | | unary_expr(eexpr,dot_expressions) TAssign assign_expr_bis | |
1543 | { let (op,clt) = $2 in | |
1544 | Ast0.wrap(Ast0.Assignment($1,P.clt2mcode op clt, | |
1545 | Ast0.set_arg_exp $3,false)) } | |
1546 | | unary_expr(eexpr,dot_expressions) TEq assign_expr_bis | |
1547 | { Ast0.wrap | |
1548 | (Ast0.Assignment | |
1549 | ($1,P.clt2mcode Ast.SimpleAssign $2,Ast0.set_arg_exp $3,false)) } | |
1550 | ||
1551 | cond_expr(r,pe): | |
1552 | arith_expr(r,pe) { $1 } | |
17ba0788 C |
1553 | | l=arith_expr(r,pe) w=TWhy t=option(eexpr) |
1554 | dd=TDotDot r=eargexpr/*see parser_c*/ | |
34e49164 C |
1555 | { Ast0.wrap(Ast0.CondExpr (l, P.clt2mcode "?" w, t, |
1556 | P.clt2mcode ":" dd, r)) } | |
1557 | ||
1558 | arith_expr(r,pe): | |
1559 | cast_expr(r,pe) { $1 } | |
3a314143 | 1560 | | arith_expr(r,pe) TMul arith_expr_bis |
34e49164 | 1561 | { P.arith_op Ast.Mul $1 $2 $3 } |
3a314143 | 1562 | | arith_expr(r,pe) TDmOp arith_expr_bis |
34e49164 | 1563 | { let (op,clt) = $2 in P.arith_op op $1 clt $3 } |
3a314143 | 1564 | | arith_expr(r,pe) TPlus arith_expr_bis |
34e49164 | 1565 | { P.arith_op Ast.Plus $1 $2 $3 } |
3a314143 | 1566 | | arith_expr(r,pe) TMinus arith_expr_bis |
34e49164 | 1567 | { P.arith_op Ast.Minus $1 $2 $3 } |
3a314143 | 1568 | | arith_expr(r,pe) TShLOp arith_expr_bis |
413ffc02 | 1569 | { let (op,clt) = $2 in P.arith_op op $1 clt $3 } |
3a314143 | 1570 | | arith_expr(r,pe) TShROp arith_expr_bis |
34e49164 | 1571 | { let (op,clt) = $2 in P.arith_op op $1 clt $3 } |
3a314143 | 1572 | | arith_expr(r,pe) TLogOp arith_expr_bis |
34e49164 | 1573 | { let (op,clt) = $2 in P.logic_op op $1 clt $3 } |
3a314143 | 1574 | | arith_expr(r,pe) TEqEq arith_expr_bis |
34e49164 | 1575 | { P.logic_op Ast.Eq $1 $2 $3 } |
3a314143 | 1576 | | arith_expr(r,pe) TNotEq arith_expr_bis |
34e49164 | 1577 | { P.logic_op Ast.NotEq $1 $2 $3 } |
3a314143 | 1578 | | arith_expr(r,pe) TAnd arith_expr_bis |
34e49164 | 1579 | { P.arith_op Ast.And $1 $2 $3 } |
3a314143 | 1580 | | arith_expr(r,pe) TOr arith_expr_bis |
34e49164 | 1581 | { P.arith_op Ast.Or $1 $2 $3 } |
3a314143 | 1582 | | arith_expr(r,pe) TXor arith_expr_bis |
34e49164 | 1583 | { P.arith_op Ast.Xor $1 $2 $3 } |
3a314143 | 1584 | | arith_expr(r,pe) TAndLog arith_expr_bis |
34e49164 | 1585 | { P.logic_op Ast.AndLog $1 $2 $3 } |
3a314143 | 1586 | | arith_expr(r,pe) TOrLog arith_expr_bis |
34e49164 C |
1587 | { P.logic_op Ast.OrLog $1 $2 $3 } |
1588 | ||
3a314143 C |
1589 | // allows dots now that an expression-specific token has been seen |
1590 | // need an extra rule because of recursion restrictions | |
1591 | arith_expr_bis: | |
1592 | cast_expr(eexpr,dot_expressions) { $1 } | |
1593 | | arith_expr_bis TMul arith_expr_bis | |
1594 | { P.arith_op Ast.Mul $1 $2 $3 } | |
1595 | | arith_expr_bis TDmOp arith_expr_bis | |
1596 | { let (op,clt) = $2 in P.arith_op op $1 clt $3 } | |
1597 | | arith_expr_bis TPlus arith_expr_bis | |
1598 | { P.arith_op Ast.Plus $1 $2 $3 } | |
1599 | | arith_expr_bis TMinus arith_expr_bis | |
1600 | { P.arith_op Ast.Minus $1 $2 $3 } | |
1601 | | arith_expr_bis TShLOp arith_expr_bis | |
1602 | { let (op,clt) = $2 in P.arith_op op $1 clt $3 } | |
1603 | | arith_expr_bis TShROp arith_expr_bis | |
1604 | { let (op,clt) = $2 in P.arith_op op $1 clt $3 } | |
1605 | | arith_expr_bis TLogOp arith_expr_bis | |
1606 | { let (op,clt) = $2 in P.logic_op op $1 clt $3 } | |
1607 | | arith_expr_bis TEqEq arith_expr_bis | |
1608 | { P.logic_op Ast.Eq $1 $2 $3 } | |
1609 | | arith_expr_bis TNotEq arith_expr_bis | |
1610 | { P.logic_op Ast.NotEq $1 $2 $3 } | |
1611 | | arith_expr_bis TAnd arith_expr_bis | |
1612 | { P.arith_op Ast.And $1 $2 $3 } | |
1613 | | arith_expr_bis TOr arith_expr_bis | |
1614 | { P.arith_op Ast.Or $1 $2 $3 } | |
1615 | | arith_expr_bis TXor arith_expr_bis | |
1616 | { P.arith_op Ast.Xor $1 $2 $3 } | |
1617 | | arith_expr_bis TAndLog arith_expr_bis | |
1618 | { P.logic_op Ast.AndLog $1 $2 $3 } | |
1619 | // no OrLog because it is left associative and this is for | |
1620 | // a right argument, not sure why not the same problem for AndLog | |
1621 | ||
34e49164 C |
1622 | cast_expr(r,pe): |
1623 | unary_expr(r,pe) { $1 } | |
1624 | | lp=TOPar t=ctype rp=TCPar e=cast_expr(r,pe) | |
1625 | { Ast0.wrap(Ast0.Cast (P.clt2mcode "(" lp, t, | |
1626 | P.clt2mcode ")" rp, e)) } | |
1627 | ||
1628 | unary_expr(r,pe): | |
1629 | postfix_expr(r,pe) { $1 } | |
3a314143 | 1630 | | TInc unary_expr_bis |
34e49164 | 1631 | { Ast0.wrap(Ast0.Infix ($2, P.clt2mcode Ast.Inc $1)) } |
3a314143 | 1632 | | TDec unary_expr_bis |
34e49164 | 1633 | { Ast0.wrap(Ast0.Infix ($2, P.clt2mcode Ast.Dec $1)) } |
0708f913 | 1634 | | unary_op cast_expr(r,pe) |
34e49164 | 1635 | { let mcode = $1 in Ast0.wrap(Ast0.Unary($2, mcode)) } |
3a314143 C |
1636 | | TBang unary_expr_bis |
1637 | { let mcode = P.clt2mcode Ast.Not $1 in | |
1638 | Ast0.wrap(Ast0.Unary($2, mcode)) } | |
1639 | | TSizeof unary_expr_bis | |
1640 | { Ast0.wrap(Ast0.SizeOfExpr (P.clt2mcode "sizeof" $1, $2)) } | |
1641 | | s=TSizeof lp=TOPar t=ctype rp=TCPar | |
1642 | { Ast0.wrap(Ast0.SizeOfType (P.clt2mcode "sizeof" s, | |
1643 | P.clt2mcode "(" lp,t, | |
1644 | P.clt2mcode ")" rp)) } | |
1645 | ||
1646 | // version that allows dots | |
1647 | unary_expr_bis: | |
1648 | postfix_expr(eexpr,dot_expressions) { $1 } | |
1649 | | TInc unary_expr_bis | |
1650 | { Ast0.wrap(Ast0.Infix ($2, P.clt2mcode Ast.Inc $1)) } | |
1651 | | TDec unary_expr_bis | |
1652 | { Ast0.wrap(Ast0.Infix ($2, P.clt2mcode Ast.Dec $1)) } | |
1653 | | unary_op cast_expr(eexpr,dot_expressions) | |
1654 | { let mcode = $1 in Ast0.wrap(Ast0.Unary($2, mcode)) } | |
1655 | | TBang unary_expr_bis | |
34e49164 C |
1656 | { let mcode = P.clt2mcode Ast.Not $1 in |
1657 | Ast0.wrap(Ast0.Unary($2, mcode)) } | |
3a314143 | 1658 | | TSizeof unary_expr_bis |
34e49164 C |
1659 | { Ast0.wrap(Ast0.SizeOfExpr (P.clt2mcode "sizeof" $1, $2)) } |
1660 | | s=TSizeof lp=TOPar t=ctype rp=TCPar | |
1661 | { Ast0.wrap(Ast0.SizeOfType (P.clt2mcode "sizeof" s, | |
1662 | P.clt2mcode "(" lp,t, | |
1663 | P.clt2mcode ")" rp)) } | |
1664 | ||
1665 | unary_op: TAnd { P.clt2mcode Ast.GetRef $1 } | |
1666 | | TMul { P.clt2mcode Ast.DeRef $1 } | |
1667 | | TPlus { P.clt2mcode Ast.UnPlus $1 } | |
1668 | | TMinus { P.clt2mcode Ast.UnMinus $1 } | |
1669 | | TTilde { P.clt2mcode Ast.Tilde $1 } | |
1670 | ||
1671 | postfix_expr(r,pe): | |
1672 | primary_expr(r,pe) { $1 } | |
1673 | | postfix_expr(r,pe) TOCro eexpr TCCro | |
1674 | { Ast0.wrap(Ast0.ArrayAccess ($1,P.clt2mcode "[" $2,$3, | |
1675 | P.clt2mcode "]" $4)) } | |
d3f655c6 | 1676 | | postfix_expr(r,pe) TDot disj_ident |
34e49164 | 1677 | { Ast0.wrap(Ast0.RecordAccess($1, P.clt2mcode "." $2, $3)) } |
d3f655c6 | 1678 | | postfix_expr(r,pe) TPtrOp disj_ident |
34e49164 C |
1679 | { Ast0.wrap(Ast0.RecordPtAccess($1, P.clt2mcode "->" $2, |
1680 | $3)) } | |
1681 | | postfix_expr(r,pe) TInc | |
1682 | { Ast0.wrap(Ast0.Postfix ($1, P.clt2mcode Ast.Inc $2)) } | |
1683 | | postfix_expr(r,pe) TDec | |
1684 | { Ast0.wrap(Ast0.Postfix ($1, P.clt2mcode Ast.Dec $2)) } | |
1685 | | postfix_expr(r,pe) TOPar eexpr_list_option TCPar | |
1686 | { Ast0.wrap(Ast0.FunCall($1,P.clt2mcode "(" $2, | |
1687 | $3, | |
1688 | P.clt2mcode ")" $4)) } | |
7fe62b65 C |
1689 | /*(* gccext: also called compound literals *) |
1690 | empty case causes conflicts */ | |
1691 | | TOPar ctype TCPar TOBrace initialize_list TCBrace | |
1692 | { let init = | |
1693 | if P.struct_initializer $5 | |
1694 | then | |
1695 | let il = P.drop_dot_commas $5 in | |
1696 | Ast0.wrap | |
1697 | (Ast0.InitList(P.clt2mcode "{" $4,il,P.clt2mcode "}" $6,false)) | |
1698 | else | |
1699 | Ast0.wrap | |
1700 | (Ast0.InitList(P.clt2mcode "{" $4,$5,P.clt2mcode "}" $6,true)) in | |
1701 | Ast0.wrap | |
1702 | (Ast0.Constructor(P.clt2mcode "(" $1, $2, P.clt2mcode ")" $3, init)) } | |
34e49164 C |
1703 | |
1704 | primary_expr(recurser,primary_extra): | |
1705 | func_ident { Ast0.wrap(Ast0.Ident($1)) } | |
8babbc8f C |
1706 | | TAndLog ident |
1707 | { let op = P.clt2mcode Ast.GetRefLabel $1 in | |
1708 | Ast0.wrap(Ast0.Unary(Ast0.wrap(Ast0.Ident($2)), op)) } | |
34e49164 C |
1709 | | TInt |
1710 | { let (x,clt) = $1 in | |
1711 | Ast0.wrap(Ast0.Constant (P.clt2mcode (Ast.Int x) clt)) } | |
1712 | | TFloat | |
1713 | { let (x,clt) = $1 in | |
1714 | Ast0.wrap(Ast0.Constant (P.clt2mcode (Ast.Float x) clt)) } | |
1715 | | TString | |
1716 | { let (x,clt) = $1 in | |
1717 | Ast0.wrap(Ast0.Constant (P.clt2mcode (Ast.String x) clt)) } | |
1718 | | TChar | |
1719 | { let (x,clt) = $1 in | |
1720 | Ast0.wrap(Ast0.Constant (P.clt2mcode (Ast.Char x) clt)) } | |
1721 | | TMetaConst | |
1722 | { let (nm,constraints,pure,ty,clt) = $1 in | |
1723 | Ast0.wrap | |
1724 | (Ast0.MetaExpr(P.clt2mcode nm clt,constraints,ty,Ast.CONST,pure)) } | |
1725 | | TMetaErr | |
1726 | { let (nm,constraints,pure,clt) = $1 in | |
1727 | Ast0.wrap(Ast0.MetaErr(P.clt2mcode nm clt,constraints,pure)) } | |
1728 | | TMetaExp | |
1729 | { let (nm,constraints,pure,ty,clt) = $1 in | |
1730 | Ast0.wrap | |
1731 | (Ast0.MetaExpr(P.clt2mcode nm clt,constraints,ty,Ast.ANY,pure)) } | |
1732 | | TMetaIdExp | |
1733 | { let (nm,constraints,pure,ty,clt) = $1 in | |
1734 | Ast0.wrap | |
1735 | (Ast0.MetaExpr(P.clt2mcode nm clt,constraints,ty,Ast.ID,pure)) } | |
1736 | | TMetaLocalIdExp | |
1737 | { let (nm,constraints,pure,ty,clt) = $1 in | |
1738 | Ast0.wrap | |
1739 | (Ast0.MetaExpr(P.clt2mcode nm clt,constraints,ty,Ast.LocalID,pure)) } | |
1740 | | TOPar eexpr TCPar | |
1741 | { Ast0.wrap(Ast0.Paren(P.clt2mcode "(" $1,$2, | |
1742 | P.clt2mcode ")" $3)) } | |
1743 | | TOPar0 midzero_list(recurser,eexpr) TCPar0 | |
1744 | { let (mids,code) = $2 in | |
1745 | Ast0.wrap(Ast0.DisjExpr(P.clt2mcode "(" $1, | |
1746 | code, mids, | |
1747 | P.clt2mcode ")" $3)) } | |
1748 | | primary_extra { $1 } | |
1749 | ||
1750 | expr_dots(dotter): | |
1751 | r=no_dot_start_end(dexpr,edots_when(dotter,eexpr)) { r } | |
1752 | ||
1753 | // used in NEST | |
1754 | no_dot_start_end(grammar,dotter): | |
1755 | g=grammar dg=list(pair(dotter,grammar)) | |
1756 | { function dot_builder -> | |
1757 | g :: (List.concat(List.map (function (d,g) -> [dot_builder d;g]) dg)) } | |
1758 | ||
1759 | /*****************************************************************************/ | |
1760 | ||
1761 | pure_ident: | |
1762 | TIdent { $1 } | |
1763 | ||
97111a47 C |
1764 | pure_ident_or_symbol: |
1765 | pure_ident { $1 } | |
1766 | | TSymId { $1 } | |
1767 | ||
ae4735db C |
1768 | pure_ident_kwd: |
1769 | | TIdentifier { "identifier" } | |
1770 | | TExpression { "expression" } | |
1771 | | TStatement { "statement" } | |
1772 | | TFunction { "function" } | |
1773 | | TLocal { "local" } | |
1774 | | TType { "type" } | |
1775 | | TParameter { "parameter" } | |
1776 | | TIdExpression { "idexpression" } | |
1777 | | TInitialiser { "initialiser" } | |
1778 | | Tlist { "list" } | |
1779 | | TFresh { "fresh" } | |
1780 | | TConstant { "constant" } | |
1781 | | TError { "error" } | |
1782 | | TWords { "words" } | |
1783 | | TPure { "pure" } | |
1784 | | TContext { "context" } | |
1785 | | TGenerated { "generated" } | |
1786 | | TTypedef { "typedef" } | |
1787 | | TDeclarer { "declarer" } | |
1788 | | TIterator { "iterator" } | |
1789 | | TName { "name" } | |
1790 | | TPosition { "position" } | |
97111a47 | 1791 | | TSymbol { "symbol" } |
ae4735db | 1792 | |
34e49164 | 1793 | meta_ident: |
ae4735db C |
1794 | TRuleName TDot pure_ident { (Some $1,P.id2name $3) } |
1795 | | TRuleName TDot pure_ident_kwd { (Some $1,$3) } | |
34e49164 C |
1796 | |
1797 | pure_ident_or_meta_ident: | |
1798 | pure_ident { (None,P.id2name $1) } | |
ae4735db | 1799 | | pure_ident_kwd { (None,$1) } |
34e49164 | 1800 | | meta_ident { $1 } |
34e49164 | 1801 | |
97111a47 C |
1802 | wrapped_sym_ident: |
1803 | TSymId { Ast0.wrap(Ast0.Id(P.sym2mcode $1)) } | |
1804 | ||
b1b2de81 | 1805 | pure_ident_or_meta_ident_with_seed: |
978fd7e5 C |
1806 | pure_ident_or_meta_ident { ($1,Ast.NoVal) } |
1807 | | pure_ident_or_meta_ident TEq | |
1808 | separated_nonempty_list(TCppConcatOp,seed_elem) | |
1809 | { match $3 with | |
1810 | [Ast.SeedString s] -> ($1,Ast.StringSeed s) | |
1811 | | _ -> ($1,Ast.ListSeed $3) } | |
1812 | ||
1813 | seed_elem: | |
1814 | TString { let (x,_) = $1 in Ast.SeedString x } | |
8babbc8f | 1815 | | TMetaId { let (x,_,_,_,_) = $1 in Ast.SeedId x } |
b23ff9c7 | 1816 | | TMeta {failwith "tmeta"} |
8babbc8f C |
1817 | | TVirtual TDot pure_ident |
1818 | { let nm = ("virtual",P.id2name $3) in | |
1819 | Iteration.parsed_virtual_identifiers := | |
1820 | Common.union_set [snd nm] | |
1821 | !Iteration.parsed_virtual_identifiers; | |
1822 | try Ast.SeedString (List.assoc (snd nm) !Flag.defined_virtual_env) | |
1823 | with Not_found -> Ast.SeedId nm } | |
978fd7e5 C |
1824 | | TRuleName TDot pure_ident |
1825 | { let nm = ($1,P.id2name $3) in | |
1826 | P.check_meta(Ast.MetaIdDecl(Ast.NONE,nm)); | |
1827 | Ast.SeedId nm } | |
b1b2de81 | 1828 | |
951c7801 C |
1829 | pure_ident_or_meta_ident_with_x_eq(x_eq): |
1830 | i=pure_ident_or_meta_ident l=loption(x_eq) | |
1831 | { | |
1832 | (i, l) | |
1833 | } | |
1834 | ||
1835 | pure_ident_or_meta_ident_with_econstraint(x_eq): | |
1836 | i=pure_ident_or_meta_ident optc=option(x_eq) | |
1837 | { | |
1838 | match optc with | |
1839 | None -> (i, Ast0.NoConstraint) | |
1840 | | Some c -> (i, c) | |
1841 | } | |
1842 | ||
ae4735db C |
1843 | pure_ident_or_meta_ident_with_idconstraint_virt(constraint_type): |
1844 | i=pure_ident_or_meta_ident c=option(constraint_type) | |
1845 | { | |
1846 | Common.Left | |
1847 | (match c with | |
1848 | None -> (i, Ast.IdNoConstraint) | |
1849 | | Some constraint_ -> (i,constraint_)) | |
1850 | } | |
3a314143 C |
1851 | | TVirtual TDot pure_ident |
1852 | { | |
1853 | let nm = P.id2name $3 in | |
1854 | Iteration.parsed_virtual_identifiers := | |
1855 | Common.union_set [nm] | |
1856 | !Iteration.parsed_virtual_identifiers; | |
1857 | Common.Right nm | |
1858 | } | |
ae4735db | 1859 | |
951c7801 C |
1860 | pure_ident_or_meta_ident_with_idconstraint(constraint_type): |
1861 | i=pure_ident_or_meta_ident c=option(constraint_type) | |
1862 | { | |
1863 | match c with | |
1864 | None -> (i, Ast.IdNoConstraint) | |
1865 | | Some constraint_ -> (i,constraint_) | |
1866 | } | |
1867 | ||
1868 | re_or_not_eqid: | |
5636bb2c | 1869 | re=regexp_eqid {Ast.IdRegExpConstraint re} |
951c7801 C |
1870 | | ne=not_eqid {ne} |
1871 | ||
1872 | regexp_eqid: | |
5636bb2c | 1873 | TTildeEq re=TString |
951c7801 C |
1874 | { (if !Data.in_iso |
1875 | then failwith "constraints not allowed in iso file"); | |
1876 | (if !Data.in_generating | |
1877 | then failwith "constraints not allowed in a generated rule file"); | |
993936c0 | 1878 | let (s,_) = re in Ast.IdRegExp (s,Regexp.regexp s) |
951c7801 C |
1879 | } |
1880 | | TTildeExclEq re=TString | |
1881 | { (if !Data.in_iso | |
1882 | then failwith "constraints not allowed in iso file"); | |
1883 | (if !Data.in_generating | |
1884 | then failwith "constraints not allowed in a generated rule file"); | |
993936c0 | 1885 | let (s,_) = re in Ast.IdNotRegExp (s,Regexp.regexp s) |
951c7801 | 1886 | } |
34e49164 | 1887 | |
951c7801 | 1888 | not_eqid: |
c3e37e97 | 1889 | TNotEq i=pure_ident_or_meta_ident |
34e49164 C |
1890 | { (if !Data.in_iso |
1891 | then failwith "constraints not allowed in iso file"); | |
faf9a90c C |
1892 | (if !Data.in_generating |
1893 | (* pb: constraints not stored with metavars; too lazy to search for | |
1894 | them in the pattern *) | |
1895 | then failwith "constraints not allowed in a generated rule file"); | |
5636bb2c C |
1896 | (match i with |
1897 | (Some rn,id) -> | |
1898 | let i = | |
1899 | P.check_inherited_constraint i | |
1900 | (function mv -> Ast.MetaIdDecl(Ast.NONE,mv)) in | |
1901 | Ast.IdNegIdSet([],[i]) | |
1902 | | (None,i) -> Ast.IdNegIdSet([i],[])) } | |
c3e37e97 | 1903 | | TNotEq TOBrace l=comma_list(pure_ident_or_meta_ident) TCBrace |
34e49164 C |
1904 | { (if !Data.in_iso |
1905 | then failwith "constraints not allowed in iso file"); | |
faf9a90c C |
1906 | (if !Data.in_generating |
1907 | then failwith "constraints not allowed in a generated rule file"); | |
5636bb2c C |
1908 | let (str,meta) = |
1909 | List.fold_left | |
1910 | (function (str,meta) -> | |
97111a47 | 1911 | function |
5636bb2c C |
1912 | (Some rn,id) as i -> |
1913 | let i = | |
1914 | P.check_inherited_constraint i | |
1915 | (function mv -> Ast.MetaIdDecl(Ast.NONE,mv)) in | |
1916 | (str,i::meta) | |
1917 | | (None,i) -> (i::str,meta)) | |
1918 | ([],[]) l in | |
1919 | Ast.IdNegIdSet(str,meta) | |
951c7801 C |
1920 | } |
1921 | ||
5636bb2c C |
1922 | re_or_not_eqe_or_sub: |
1923 | re=regexp_eqid {Ast0.NotIdCstrt re} | |
1924 | | ne=not_eqe {Ast0.NotExpCstrt ne} | |
1925 | | s=sub {Ast0.SubExpCstrt s} | |
1926 | ||
1927 | not_ceq_or_sub: | |
1928 | ceq=not_ceq {Ast0.NotExpCstrt ceq} | |
1929 | | s=sub {Ast0.SubExpCstrt s} | |
34e49164 C |
1930 | |
1931 | not_eqe: | |
1932 | TNotEq i=pure_ident | |
1933 | { (if !Data.in_iso | |
1934 | then failwith "constraints not allowed in iso file"); | |
faf9a90c C |
1935 | (if !Data.in_generating |
1936 | then failwith "constraints not allowed in a generated rule file"); | |
951c7801 C |
1937 | [Ast0.wrap(Ast0.Ident(Ast0.wrap(Ast0.Id(P.id2mcode i))))] |
1938 | } | |
34e49164 C |
1939 | | TNotEq TOBrace l=comma_list(pure_ident) TCBrace |
1940 | { (if !Data.in_iso | |
1941 | then failwith "constraints not allowed in iso file"); | |
faf9a90c C |
1942 | (if !Data.in_generating |
1943 | then failwith "constraints not allowed in a generated rule file"); | |
34e49164 C |
1944 | List.map |
1945 | (function i -> | |
951c7801 C |
1946 | Ast0.wrap(Ast0.Ident(Ast0.wrap(Ast0.Id(P.id2mcode i))))) |
1947 | l | |
1948 | } | |
34e49164 C |
1949 | |
1950 | not_ceq: | |
1951 | TNotEq i=ident_or_const | |
1952 | { (if !Data.in_iso | |
1953 | then failwith "constraints not allowed in iso file"); | |
faf9a90c C |
1954 | (if !Data.in_generating |
1955 | then failwith "constraints not allowed in a generated rule file"); | |
34e49164 C |
1956 | [i] } |
1957 | | TNotEq TOBrace l=comma_list(ident_or_const) TCBrace | |
1958 | { (if !Data.in_iso | |
1959 | then failwith "constraints not allowed in iso file"); | |
faf9a90c C |
1960 | (if !Data.in_generating |
1961 | then failwith "constraints not allowed in a generated rule file"); | |
34e49164 C |
1962 | l } |
1963 | ||
5636bb2c C |
1964 | sub: |
1965 | (* has to be inherited because not clear how to check subterm constraints | |
1966 | in the functorized CTL engine, so need the variable to be bound | |
1967 | already when bind the subterm constrained metavariable *) | |
1968 | TSub i=meta_ident | |
1969 | { (if !Data.in_iso | |
1970 | then failwith "constraints not allowed in iso file"); | |
1971 | (if !Data.in_generating | |
1972 | then failwith "constraints not allowed in a generated rule file"); | |
1973 | let i = | |
1974 | P.check_inherited_constraint i | |
1975 | (function mv -> Ast.MetaExpDecl(Ast.NONE,mv,None)) in | |
1976 | [i] } | |
1977 | | TSub TOBrace l=comma_list(meta_ident) TCBrace | |
1978 | { (if !Data.in_iso | |
1979 | then failwith "constraints not allowed in iso file"); | |
1980 | (if !Data.in_generating | |
1981 | then failwith "constraints not allowed in a generated rule file"); | |
1982 | List.map | |
1983 | (function i -> | |
1984 | P.check_inherited_constraint i | |
1985 | (function mv -> Ast.MetaExpDecl(Ast.NONE,mv,None))) | |
1986 | l} | |
1987 | ||
34e49164 C |
1988 | ident_or_const: |
1989 | i=pure_ident { Ast0.wrap(Ast0.Ident(Ast0.wrap(Ast0.Id(P.id2mcode i)))) } | |
97111a47 | 1990 | | wrapped_sym_ident { Ast0.wrap(Ast0.Ident($1)) } |
34e49164 C |
1991 | | TInt |
1992 | { let (x,clt) = $1 in | |
1993 | Ast0.wrap(Ast0.Constant (P.clt2mcode (Ast.Int x) clt)) } | |
1994 | ||
1995 | not_pos: | |
1996 | TNotEq i=meta_ident | |
1997 | { (if !Data.in_iso | |
1998 | then failwith "constraints not allowed in iso file"); | |
faf9a90c C |
1999 | (if !Data.in_generating |
2000 | then failwith "constraints not allowed in a generated rule file"); | |
5636bb2c C |
2001 | let i = |
2002 | P.check_inherited_constraint i | |
2003 | (function mv -> Ast.MetaPosDecl(Ast.NONE,mv)) in | |
2004 | [i] } | |
34e49164 C |
2005 | | TNotEq TOBrace l=comma_list(meta_ident) TCBrace |
2006 | { (if !Data.in_iso | |
2007 | then failwith "constraints not allowed in iso file"); | |
faf9a90c C |
2008 | (if !Data.in_generating |
2009 | then failwith "constraints not allowed in a generated rule file"); | |
34e49164 | 2010 | List.map |
5636bb2c C |
2011 | (function i -> |
2012 | P.check_inherited_constraint i | |
2013 | (function mv -> Ast.MetaPosDecl(Ast.NONE,mv))) | |
34e49164 C |
2014 | l } |
2015 | ||
8babbc8f C |
2016 | func_ident: |
2017 | ident { $1 } | |
b23ff9c7 | 2018 | | TMetaFunc |
34e49164 | 2019 | { let (nm,constraints,pure,clt) = $1 in |
b23ff9c7 C |
2020 | Ast0.wrap(Ast0.MetaFunc(P.clt2mcode nm clt,constraints,pure)) } |
2021 | | TMetaLocalFunc | |
2022 | { let (nm,constraints,pure,clt) = $1 in | |
2023 | Ast0.wrap | |
2024 | (Ast0.MetaLocalFunc(P.clt2mcode nm clt,constraints,pure)) } | |
2025 | ||
d3f655c6 | 2026 | fn_ident: disj_ident { $1 } |
34e49164 C |
2027 | | TMetaFunc |
2028 | { let (nm,constraints,pure,clt) = $1 in | |
2029 | Ast0.wrap(Ast0.MetaFunc(P.clt2mcode nm clt,constraints,pure)) } | |
2030 | | TMetaLocalFunc | |
2031 | { let (nm,constraints,pure,clt) = $1 in | |
2032 | Ast0.wrap | |
2033 | (Ast0.MetaLocalFunc(P.clt2mcode nm clt,constraints,pure)) } | |
2034 | ||
2035 | ident: pure_ident | |
2036 | { Ast0.wrap(Ast0.Id(P.id2mcode $1)) } | |
97111a47 | 2037 | | wrapped_sym_ident { $1 } |
34e49164 | 2038 | | TMetaId |
8babbc8f C |
2039 | { let (nm,constraints,seed,pure,clt) = $1 in |
2040 | Ast0.wrap(Ast0.MetaId(P.clt2mcode nm clt,constraints,seed,pure)) } | |
34e49164 | 2041 | |
b23ff9c7 | 2042 | mident: pure_ident |
ca417fcf | 2043 | { Ast0.wrap(Ast0.Id(P.id2mcode $1)) } |
97111a47 | 2044 | | wrapped_sym_ident { $1 } |
b23ff9c7 | 2045 | | TMeta { tmeta_to_ident $1 } |
ca417fcf | 2046 | | TMetaId |
8babbc8f C |
2047 | { let (nm,constraints,seed,pure,clt) = $1 in |
2048 | Ast0.wrap(Ast0.MetaId(P.clt2mcode nm clt,constraints,seed,pure)) } | |
ca417fcf | 2049 | |
d3f655c6 C |
2050 | disj_ident: |
2051 | mident { $1 } | |
2052 | | lp=TOPar0 t=midzero_list(disj_ident,disj_ident) rp=TCPar0 | |
2053 | { let (mids,code) = t in | |
2054 | Ast0.wrap | |
2055 | (Ast0.DisjId(P.clt2mcode "(" lp,code,mids, P.clt2mcode ")" rp)) } | |
2056 | ||
2057 | type_ident: disj_ident { $1 } | |
b23ff9c7 C |
2058 | | TTypeId |
2059 | { Ast0.wrap(Ast0.Id(P.id2mcode $1)) } | |
2060 | ||
34e49164 C |
2061 | decl_ident: |
2062 | TDeclarerId | |
2063 | { Ast0.wrap(Ast0.Id(P.id2mcode $1)) } | |
2064 | | TMetaDeclarer | |
2065 | { let (nm,constraints,pure,clt) = $1 in | |
8babbc8f | 2066 | Ast0.wrap(Ast0.MetaId(P.clt2mcode nm clt,constraints,Ast.NoVal,pure)) } |
34e49164 C |
2067 | |
2068 | iter_ident: | |
2069 | TIteratorId | |
2070 | { Ast0.wrap(Ast0.Id(P.id2mcode $1)) } | |
2071 | | TMetaIterator | |
2072 | { let (nm,constraints,pure,clt) = $1 in | |
8babbc8f | 2073 | Ast0.wrap(Ast0.MetaId(P.clt2mcode nm clt,constraints,Ast.NoVal,pure)) } |
34e49164 C |
2074 | |
2075 | typedef_ident: | |
97111a47 | 2076 | pure_ident_or_symbol |
34e49164 | 2077 | { Ast0.wrap(Ast0.TypeName(P.id2mcode $1)) } |
b23ff9c7 | 2078 | | TMeta { tmeta_to_type $1 } |
34e49164 C |
2079 | | TMetaType |
2080 | { let (nm,pure,clt) = $1 in | |
2081 | Ast0.wrap(Ast0.MetaType(P.clt2mcode nm clt,pure)) } | |
2082 | ||
2083 | /*****************************************************************************/ | |
2084 | ||
2085 | decl_list(decl): | |
c491d8ee C |
2086 | empty_list_start(one_dec(decl),TEllipsis) |
2087 | { Ast0.wrap | |
2088 | (Ast0.DOTS | |
2089 | ($1 | |
2090 | (fun _ d -> Ast0.wrap(Ast0.Pdots(P.clt2mcode "..." d))) | |
2091 | (fun c -> Ast0.PComma c))) } | |
34e49164 C |
2092 | |
2093 | one_dec(decl): | |
2094 | decl { $1 } | |
2095 | | TMetaParamList | |
2096 | { let (nm,lenname,pure,clt) = $1 in | |
2097 | let nm = P.clt2mcode nm clt in | |
88e71198 C |
2098 | let lenname = |
2099 | match lenname with | |
2100 | Ast.AnyLen -> Ast0.AnyListLen | |
2101 | | Ast.MetaLen nm -> Ast0.MetaListLen(P.clt2mcode nm clt) | |
2102 | | Ast.CstLen n -> Ast0.CstListLen n in | |
34e49164 | 2103 | Ast0.wrap(Ast0.MetaParamList(nm,lenname,pure)) } |
faf9a90c | 2104 | |
c491d8ee C |
2105 | /* ---------------------------------------------------------------------- */ |
2106 | /* comma list parser, used for fn params, fn args, enums, initlists, | |
2107 | #define params */ | |
2108 | ||
2109 | /* enums: enum_decl, edots_when(TEllipsis,enum_decl_one) | |
2110 | fun s d -> P.mkedots "..." d | |
2111 | fun c -> Ast0.EComma c | |
2112 | */ | |
2113 | ||
2114 | empty_list_start(elem,dotter): | |
2115 | /* empty */ { fun build_dots build_comma -> [] } | |
2116 | | nonempty_list_start(elem,dotter) { $1 } | |
2117 | ||
2118 | nonempty_list_start(elem,dotter): /* dots allowed */ | |
2119 | elem { fun build_dots build_comma -> [$1] } | |
2120 | | elem TComma | |
2121 | { fun build_dots build_comma -> | |
2122 | $1::[Ast0.wrap(build_comma(P.clt2mcode "," $2))] } | |
2123 | | elem TComma nonempty_list_start(elem,dotter) | |
2124 | { fun build_dots build_comma -> | |
2125 | $1::(Ast0.wrap(build_comma(P.clt2mcode "," $2))):: | |
2126 | ($3 build_dots build_comma) } | |
2127 | | TNothing nonempty_list_start(elem,dotter) { $2 } | |
2128 | | d=dotter { fun build_dots build_comma -> [(build_dots "..." d)] } | |
2129 | | d=dotter TComma | |
2130 | { fun build_dots build_comma -> | |
2131 | [(build_dots "..." d);Ast0.wrap(build_comma(P.clt2mcode "," $2))] } | |
2132 | | d=dotter TComma r=continue_list(elem,dotter) | |
2133 | { fun build_dots build_comma -> | |
2134 | (build_dots "..." d):: | |
2135 | (Ast0.wrap(build_comma(P.clt2mcode "," $2))):: | |
2136 | (r build_dots build_comma) } | |
2137 | ||
2138 | continue_list(elem,dotter): /* dots not allowed */ | |
2139 | elem { fun build_dots build_comma -> [$1] } | |
2140 | | elem TComma | |
2141 | { fun build_dots build_comma -> | |
2142 | $1::[Ast0.wrap(build_comma(P.clt2mcode "," $2))] } | |
2143 | | elem TComma nonempty_list_start(elem,dotter) | |
2144 | { fun build_dots build_comma -> | |
2145 | $1::(Ast0.wrap(build_comma(P.clt2mcode "," $2))):: | |
2146 | ($3 build_dots build_comma) } | |
2147 | | TNothing nonempty_list_start(elem,dotter) { $2 } | |
34e49164 C |
2148 | |
2149 | /* ---------------------------------------------------------------------- */ | |
2150 | ||
978fd7e5 C |
2151 | /* error words make it complicated to be able to use error as a metavariable |
2152 | name or a type in a metavariable list; for that we would like to allow TError | |
2153 | as an ident, but that makes conflicts with this rule. To add back error words, | |
2154 | need to find some appropriate delimiter for it, but it has not been used much | |
2155 | so just drop it */ | |
2156 | /*error_words: | |
34e49164 C |
2157 | TError TWords TEq TOCro cl=comma_list(dexpr) TCCro |
2158 | { [Ast0.wrap(Ast0.ERRORWORDS(cl))] } | |
978fd7e5 | 2159 | */ |
34e49164 C |
2160 | |
2161 | /* ---------------------------------------------------------------------- */ | |
2162 | /* sequences of statements and expressions */ | |
2163 | ||
2164 | /* There are number of cases that must be considered: | |
2165 | ||
2166 | 1. Top level: | |
2167 | Dots and nests allowed at the beginning or end | |
2168 | Expressions allowed at the beginning or end | |
2169 | One function allowed, by itself | |
2170 | 2. A function body: | |
2171 | Dots and nests allowed at the beginning or end | |
2172 | Expressions not allowed at the beginning or end | |
2173 | Functions not allowed | |
2174 | 3. The body of a nest: | |
2175 | Dots and nests not allowed at the beginning or end | |
2176 | Expressions allowed at the beginning or end | |
2177 | Functions not allowed | |
2178 | 4. Whencode: | |
2179 | Dots and nests not allowed at the beginning but allowed at the end | |
2180 | Expressions allowed at the beginning or end | |
2181 | Functions not allowed | |
2182 | ||
2183 | These are implemented by the rules minus_toplevel_sequence, | |
2184 | plus_toplevel_sequence, function_body_sequence, nest_body_sequence, and | |
2185 | when_body_sequence. | |
2186 | */ | |
2187 | /* ------------------------------------------------------------------------ */ | |
2188 | /* Minus top level */ | |
2189 | ||
2190 | /* doesn't allow only ... */ | |
2191 | minus_start: | |
65038c61 | 2192 | fundecl { [Ast0.wrap(Ast0.OTHER($1))] } |
34e49164 | 2193 | | ctype { [Ast0.wrap(Ast0.OTHER(Ast0.wrap(Ast0.Ty($1))))] } |
1be43e12 | 2194 | | top_init { [Ast0.wrap(Ast0.OTHER(Ast0.wrap(Ast0.TopInit($1))))] } |
faf9a90c | 2195 | | toplevel_seq_startne(toplevel_after_dots_init) |
34e49164 C |
2196 | { List.map (function x -> Ast0.wrap(Ast0.OTHER(x))) $1 } |
2197 | ||
faf9a90c C |
2198 | toplevel_seq_startne(after_dots_init): |
2199 | a=stm_dots_ell b=after_dots_init { a::b } | |
2200 | | a=stm_dots_nest b=after_dots_init { a::b } | |
2201 | | a=stm_dots_nest { [a] } | |
2202 | | expr toplevel_after_exp { (Ast0.wrap(Ast0.Exp($1)))::$2 } | |
2203 | | decl_statement_expr toplevel_after_stm { $1@$2 } | |
2204 | ||
34e49164 C |
2205 | toplevel_seq_start(after_dots_init): |
2206 | stm_dots after_dots_init { $1::$2 } | |
2207 | | expr toplevel_after_exp { (Ast0.wrap(Ast0.Exp($1)))::$2 } | |
2208 | | decl_statement_expr toplevel_after_stm { $1@$2 } | |
2209 | ||
2210 | toplevel_after_dots_init: | |
2211 | TNothing toplevel_after_exp {$2} | |
2212 | | expr toplevel_after_exp {(Ast0.wrap(Ast0.Exp($1)))::$2} | |
2213 | | decl_statement_expr toplevel_after_stm {$1@$2} | |
2214 | ||
2215 | toplevel_after_exp: | |
2216 | /* empty */ {[]} | |
2217 | | stm_dots toplevel_after_dots {$1::$2} | |
2218 | ||
2219 | toplevel_after_dots: | |
2220 | /* empty */ {[]} | |
2221 | | TNothing toplevel_after_exp {$2} | |
2222 | | expr toplevel_after_exp {(Ast0.wrap(Ast0.Exp($1)))::$2} | |
2223 | | decl_statement_expr toplevel_after_stm {$1@$2} | |
2224 | ||
2225 | toplevel_after_stm: | |
2226 | /* empty */ {[]} | |
2227 | | stm_dots toplevel_after_dots {$1::$2} | |
2228 | | decl_statement toplevel_after_stm {$1@$2} | |
2229 | ||
1be43e12 C |
2230 | top_init: |
2231 | TOInit initialize_list TCBrace | |
c491d8ee C |
2232 | { if P.struct_initializer $2 |
2233 | then | |
2234 | let il = P.drop_dot_commas $2 in | |
2235 | Ast0.wrap(Ast0.InitList(P.clt2mcode "{" $1,il,P.clt2mcode "}" $3,false)) | |
2236 | else | |
2237 | Ast0.wrap(Ast0.InitList(P.clt2mcode "{" $1,$2,P.clt2mcode "}" $3,true)) } | |
1be43e12 | 2238 | |
34e49164 C |
2239 | /* ------------------------------------------------------------------------ */ |
2240 | /* Plus top level */ | |
2241 | ||
2242 | /* does allow only ... also allows multiple top-level functions */ | |
2243 | plus_start: | |
2244 | ctype { [Ast0.wrap(Ast0.OTHER(Ast0.wrap(Ast0.Ty($1))))] } | |
1be43e12 | 2245 | | top_init { [Ast0.wrap(Ast0.OTHER(Ast0.wrap(Ast0.TopInit($1))))] } |
34e49164 C |
2246 | | stm_dots plus_after_dots |
2247 | { (Ast0.wrap(Ast0.OTHER($1)))::$2 } | |
2248 | | expr plus_after_exp | |
2249 | { (Ast0.wrap(Ast0.OTHER(Ast0.wrap(Ast0.Exp($1)))))::$2 } | |
65038c61 | 2250 | | fundecl plus_after_stm { Ast0.wrap(Ast0.OTHER($1))::$2 } |
34e49164 C |
2251 | | decl_statement_expr plus_after_stm |
2252 | { (List.map (function x -> Ast0.wrap(Ast0.OTHER(x))) $1)@$2 } | |
2253 | ||
2254 | plus_after_exp: | |
2255 | /* empty */ {[]} | |
2256 | | stm_dots plus_after_dots { (Ast0.wrap(Ast0.OTHER($1)))::$2 } | |
2257 | ||
2258 | plus_after_dots: | |
2259 | /* empty */ {[]} | |
2260 | | TNothing plus_after_exp {$2} | |
2261 | | expr plus_after_exp | |
2262 | { (Ast0.wrap(Ast0.OTHER(Ast0.wrap(Ast0.Exp($1)))))::$2 } | |
65038c61 | 2263 | | fundecl plus_after_stm { Ast0.wrap(Ast0.OTHER($1))::$2 } |
34e49164 C |
2264 | | decl_statement_expr plus_after_stm |
2265 | { (List.map (function x -> Ast0.wrap(Ast0.OTHER(x))) $1)@$2 } | |
2266 | ||
2267 | plus_after_stm: | |
2268 | /* empty */ {[]} | |
2269 | | stm_dots plus_after_dots { (Ast0.wrap(Ast0.OTHER($1)))::$2 } | |
65038c61 | 2270 | | fundecl plus_after_stm { Ast0.wrap(Ast0.OTHER($1))::$2 } |
34e49164 C |
2271 | | decl_statement plus_after_stm |
2272 | { (List.map (function x -> Ast0.wrap(Ast0.OTHER(x))) $1)@$2 } | |
2273 | ||
2274 | /* ------------------------------------------------------------------------ */ | |
2275 | /* Function body */ | |
2276 | ||
2277 | fun_start: | |
2278 | fun_after_stm { Ast0.wrap(Ast0.DOTS($1)) } | |
2279 | ||
2280 | fun_after_stm: | |
2281 | /* empty */ {[]} | |
2282 | | stm_dots fun_after_dots {$1::$2} | |
2283 | | decl_statement fun_after_stm {$1@$2} | |
2284 | ||
2285 | fun_after_dots: | |
2286 | /* empty */ {[]} | |
2287 | | TNothing fun_after_exp {$2} | |
2288 | | expr fun_after_exp {Ast0.wrap(Ast0.Exp($1))::$2} | |
2289 | | decl_statement_expr fun_after_stm {$1@$2} | |
2290 | ||
2291 | fun_after_exp: | |
2292 | stm_dots fun_after_dots {$1::$2} | |
2293 | ||
2294 | /* hack to allow mixing statements and expressions in an or */ | |
2295 | fun_after_dots_or: | |
2296 | /* empty */ {[]} | |
2297 | | TNothing fun_after_exp_or {$2} | |
2298 | | expr fun_after_exp_or {Ast0.wrap(Ast0.Exp($1))::$2} | |
2299 | | decl_statement_expr fun_after_stm {$1@$2} | |
2300 | ||
2301 | fun_after_exp_or: | |
2302 | /* empty */ {[]} | |
2303 | | stm_dots fun_after_dots {$1::$2} | |
2304 | ||
2305 | /* ------------------------------------------------------------------------ */ | |
2306 | /* Nest body */ | |
2307 | ||
2308 | nest_start: | |
2309 | nest_after_dots { Ast0.wrap(Ast0.DOTS($1)) } | |
2310 | ||
2311 | nest_after_dots: | |
2312 | decl_statement_expr nest_after_stm {$1@$2} | |
2313 | | TNothing nest_after_exp {$2} | |
2314 | | expr nest_after_exp {(Ast0.wrap(Ast0.Exp($1)))::$2} | |
2315 | ||
2316 | nest_after_stm: | |
2317 | /* empty */ {[]} | |
2318 | | stm_dots nest_after_dots {$1::$2} | |
2319 | | decl_statement nest_after_stm {$1@$2} | |
2320 | ||
2321 | nest_after_exp: | |
2322 | /* empty */ {[]} | |
2323 | | stm_dots nest_after_dots {$1::$2} | |
2324 | ||
2325 | /* ------------------------------------------------------------------------ */ | |
2326 | /*Whencode*/ | |
2327 | ||
2328 | when_start: | |
2329 | expr toplevel_after_exp | |
2330 | { Ast0.wrap(Ast0.DOTS((Ast0.wrap(Ast0.Exp($1)))::$2)) } | |
2331 | | decl_statement toplevel_after_stm | |
2332 | { Ast0.wrap(Ast0.DOTS($1@$2)) } | |
2333 | ||
2334 | /* ---------------------------------------------------------------------- */ | |
2335 | ||
34e49164 C |
2336 | /* arg expr. may contain a type or a explist metavariable */ |
2337 | aexpr: | |
17ba0788 | 2338 | dargexpr { Ast0.set_arg_exp $1 } |
34e49164 C |
2339 | | TMetaExpList |
2340 | { let (nm,lenname,pure,clt) = $1 in | |
2341 | let nm = P.clt2mcode nm clt in | |
2342 | let lenname = | |
2343 | match lenname with | |
88e71198 C |
2344 | Ast.AnyLen -> Ast0.AnyListLen |
2345 | | Ast.MetaLen nm -> Ast0.MetaListLen(P.clt2mcode nm clt) | |
2346 | | Ast.CstLen n -> Ast0.CstListLen n in | |
34e49164 C |
2347 | Ast0.wrap(Ast0.MetaExprList(nm,lenname,pure)) } |
2348 | | ctype | |
2349 | { Ast0.set_arg_exp(Ast0.wrap(Ast0.TypeExp($1))) } | |
2350 | ||
c491d8ee C |
2351 | eexpr_list_option: |
2352 | empty_list_start(aexpr,TEllipsis) | |
2353 | { Ast0.wrap | |
2354 | (Ast0.DOTS | |
2355 | ($1 | |
2356 | (fun _ d -> Ast0.wrap(Ast0.Edots(P.clt2mcode "..." d,None))) | |
2357 | (fun c -> Ast0.EComma c))) } | |
34e49164 C |
2358 | |
2359 | /****************************************************************************/ | |
2360 | ||
2361 | // non-empty lists - drop separator | |
2362 | comma_list(elem): | |
2363 | separated_nonempty_list(TComma,elem) { $1 } | |
2364 | ||
2365 | midzero_list(elem,aft): | |
2366 | a=elem b=list(mzl(aft)) | |
2367 | { let (mids,code) = List.split b in (mids,(a::code)) } | |
2368 | ||
2369 | mzl(elem): | |
2370 | a=TMid0 b=elem { (P.clt2mcode "|" a, b) } | |
2371 | ||
2372 | edots_when(dotter,when_grammar): | |
2373 | d=dotter { (d,None) } | |
2374 | | d=dotter TWhen TNotEq w=when_grammar TLineEnd { (d,Some w) } | |
2375 | ||
708f4980 | 2376 | whens(when_grammar,simple_when_grammar,any_strict): |
34e49164 C |
2377 | TWhen TNotEq w=when_grammar TLineEnd { [Ast0.WhenNot w] } |
2378 | | TWhen TEq w=simple_when_grammar TLineEnd { [Ast0.WhenAlways w] } | |
2379 | | TWhen comma_list(any_strict) TLineEnd | |
2380 | { List.map (function x -> Ast0.WhenModifier(x)) $2 } | |
1be43e12 C |
2381 | | TWhenTrue TNotEq e = eexpr TLineEnd { [Ast0.WhenNotTrue e] } |
2382 | | TWhenFalse TNotEq e = eexpr TLineEnd { [Ast0.WhenNotFalse e] } | |
34e49164 C |
2383 | |
2384 | any_strict: | |
2385 | TAny { Ast.WhenAny } | |
2386 | | TStrict { Ast.WhenStrict } | |
2387 | | TForall { Ast.WhenForall } | |
2388 | | TExists { Ast.WhenExists } | |
2389 | ||
2390 | /***************************************************************************** | |
2391 | * | |
2392 | * | |
2393 | *****************************************************************************/ | |
2394 | ||
2395 | iso_main: | |
c3e37e97 C |
2396 | TIsoExpression e1=eexpr el=list(iso(eexpr)) EOF |
2397 | { let fn x = Ast0.ExprTag x in P.iso_adjust fn fn e1 el } | |
2398 | | TIsoArgExpression e1=eexpr el=list(iso(eexpr)) EOF | |
2399 | { let fn x = Ast0.ArgExprTag x in P.iso_adjust fn fn e1 el } | |
2400 | | TIsoTestExpression e1=eexpr el=list(iso(eexpr)) EOF | |
2401 | { let fn x = Ast0.TestExprTag x in P.iso_adjust fn fn e1 el } | |
2402 | | TIsoToTestExpression e1=eexpr el=list(iso(eexpr)) EOF | |
2403 | { let ffn x = Ast0.ExprTag x in | |
2404 | let fn x = Ast0.TestExprTag x in | |
2405 | P.iso_adjust ffn fn e1 el } | |
17ba0788 | 2406 | | TIsoStatement s1=iso_statement sl=list(iso(iso_statement)) EOF |
c3e37e97 | 2407 | { let fn x = Ast0.StmtTag x in P.iso_adjust fn fn s1 sl } |
34e49164 | 2408 | | TIsoType t1=ctype tl=list(iso(ctype)) EOF |
c3e37e97 | 2409 | { let fn x = Ast0.TypeCTag x in P.iso_adjust fn fn t1 tl } |
34e49164 | 2410 | | TIsoTopLevel e1=nest_start el=list(iso(nest_start)) EOF |
c3e37e97 | 2411 | { let fn x = Ast0.DotsStmtTag x in P.iso_adjust fn fn e1 el } |
34e49164 C |
2412 | | TIsoDeclaration d1=decl_var dl=list(iso(decl_var)) EOF |
2413 | { let check_one = function | |
2414 | [x] -> x | |
2415 | | _ -> | |
2416 | raise | |
2417 | (Semantic_cocci.Semantic | |
2418 | "only one variable per declaration in an isomorphism rule") in | |
2419 | let d1 = check_one d1 in | |
2420 | let dl = | |
2421 | List.map | |
2422 | (function | |
2423 | Common.Left x -> Common.Left(check_one x) | |
2424 | | Common.Right x -> Common.Right(check_one x)) | |
2425 | dl in | |
c3e37e97 | 2426 | let fn x = Ast0.DeclTag x in P.iso_adjust fn fn d1 dl } |
34e49164 C |
2427 | |
2428 | iso(term): | |
2429 | TIso t=term { Common.Left t } | |
2430 | | TRightIso t=term { Common.Right t } | |
2431 | ||
2432 | /***************************************************************************** | |
2433 | * | |
2434 | * | |
2435 | *****************************************************************************/ | |
2436 | ||
2437 | never_used: TPragma { () } | |
2438 | | TPArob TMetaPos { () } | |
2439 | | TScriptData { () } | |
2440 | ||
ae4735db | 2441 | script_meta_main: |
413ffc02 C |
2442 | py=pure_ident TMPtVirg |
2443 | { ((Some (P.id2name py), None), None) } | |
2444 | | py=pure_ident script_name_decl TMPtVirg | |
2445 | { ((Some (P.id2name py), None), Some $2) } | |
2446 | | TOPar TUnderscore TComma ast=pure_ident TCPar script_name_decl TMPtVirg | |
2447 | { ((None, Some (P.id2name ast)), Some $6) } | |
2448 | | TOPar str=pure_ident TComma TUnderscore TCPar script_name_decl TMPtVirg | |
2449 | { ((Some (P.id2name str), None), Some $6) } | |
2450 | | TOPar str=pure_ident TComma ast=pure_ident TCPar script_name_decl TMPtVirg | |
2451 | { ((Some (P.id2name str), Some (P.id2name ast)), Some $6) } | |
aba5c457 C |
2452 | |
2453 | script_name_decl: | |
413ffc02 | 2454 | TShLOp TRuleName TDot cocci=pure_ident |
aba5c457 C |
2455 | { let nm = P.id2name cocci in |
2456 | let mv = Parse_aux.lookup $2 nm in | |
2457 | (($2, nm), mv) } | |
413ffc02 | 2458 | | TShLOp TVirtual TDot cocci=pure_ident |
aba5c457 | 2459 | { let nm = P.id2name cocci in |
3a314143 C |
2460 | Iteration.parsed_virtual_identifiers := |
2461 | Common.union_set [nm] | |
2462 | !Iteration.parsed_virtual_identifiers; | |
aba5c457 C |
2463 | let name = ("virtual", nm) in |
2464 | let mv = Ast.MetaIdDecl(Ast.NONE,name) in | |
413ffc02 | 2465 | (name,mv) } |