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885824d3 | 1 | /*;-*-C-*-; |
11db3170 | 2 | ** Splint - annotation-assisted static program checker |
1b8ae690 | 3 | ** Copyright (C) 1994-2002 University of Virginia, |
11db3170 | 4 | ** Massachusetts Institute of Technology |
5 | ** | |
6 | ** This program is free software; you can redistribute it and/or modify it | |
7 | ** under the terms of the GNU General Public License as published by the | |
8 | ** Free Software Foundation; either version 2 of the License, or (at your | |
9 | ** option) any later version. | |
10 | ** | |
11 | ** This program is distributed in the hope that it will be useful, but | |
12 | ** WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | ** General Public License for more details. | |
15 | ** | |
16 | ** The GNU General Public License is available from http://www.gnu.org/ or | |
17 | ** the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, | |
18 | ** MA 02111-1307, USA. | |
19 | ** | |
155af98d | 20 | ** For information on splint: info@splint.org |
21 | ** To report a bug: splint-bug@splint.org | |
11db3170 | 22 | ** For more information: http://www.splint.org |
885824d3 | 23 | */ |
24 | %{ | |
25 | /* | |
26 | ** | |
27 | ** cgrammar.y | |
28 | ** | |
1b8ae690 | 29 | ** Yacc/Bison grammar for extended ANSI C used by Splint. |
885824d3 | 30 | ** |
31 | ** original grammar by Nate Osgood --- | |
32 | ** hacrat@catfish.lcs.mit.edu Mon Jun 14 13:06:32 1993 | |
33 | ** | |
1b8ae690 | 34 | ** changes for Splint --- handle typedef names correctly |
885824d3 | 35 | ** fix struct/union parsing bug (empty struct is accepted) |
36 | ** add productions to handle macros --- require | |
37 | ** error correction --- main source of conflicts in grammar. | |
38 | ** need to process initializations sequentially, L->R | |
39 | ** | |
40 | ** production names are cryptic, so more productions fit on one line | |
41 | ** | |
42 | ** conflicts: 87 shift/reduce, 18 reduce/reduce | |
43 | ** most of these are due to handling macros | |
44 | ** a few are due to handling type expressions | |
45 | */ | |
46 | ||
47 | /*@=allmacros@*/ | |
48 | ||
49 | extern int yylex (); | |
b37cf05e | 50 | extern void yyerror (char *); |
885824d3 | 51 | |
1b8ae690 | 52 | # include "splintMacros.nf" |
885824d3 | 53 | # include "basic.h" |
08eb3d0e | 54 | # include "cscanner.h" |
885824d3 | 55 | # include "cgrammar.h" |
56 | # include "exprChecks.h" | |
57 | ||
58 | /*@-allmacros@*/ | |
59 | /*@-matchfields@*/ | |
60 | ||
61 | # define SHOWCSYM FALSE | |
885824d3 | 62 | |
63 | /* | |
64 | ** This is necessary, or else when the bison-generated code #include's malloc.h, | |
65 | ** there will be a parse error. | |
66 | ** | |
67 | ** Unfortunately, it means the error checking on malloc, etc. is lost for allocations | |
68 | ** in bison-generated files under Win32. | |
69 | */ | |
70 | ||
71 | # ifdef WIN32 | |
72 | # undef malloc | |
73 | # undef calloc | |
74 | # undef realloc | |
75 | # endif | |
76 | ||
77 | %} | |
78 | ||
79 | %union | |
80 | { | |
28bf4b0b | 81 | lltok tok; |
82 | int count; | |
83 | qual typequal; | |
84 | qualList tquallist; | |
85 | ctype ctyp; | |
990ec868 | 86 | /*@dependent@*/ sRef sr; |
b37cf05e | 87 | /*@only@*/ sRef osr; |
28bf4b0b | 88 | |
89 | /*@only@*/ functionClauseList funcclauselist; | |
90 | /*@only@*/ functionClause funcclause; | |
91 | /*@only@*/ flagSpec flagspec; | |
92 | /*@only@*/ globalsClause globsclause; | |
93 | /*@only@*/ modifiesClause modsclause; | |
94 | /*@only@*/ warnClause warnclause; | |
95 | /*@only@*/ stateClause stateclause; | |
f9264521 | 96 | /*@only@*/ pointers pointers; |
3814599d | 97 | /*@only@*/ functionConstraint fcnconstraint; |
98 | ||
08eb3d0e | 99 | /*@only@*/ metaStateConstraint msconstraint; |
100 | /*@only@*/ metaStateSpecifier msspec; | |
101 | /*@only@*/ metaStateExpression msexpr; | |
102 | /*@observer@*/ metaStateInfo msinfo; | |
103 | ||
28bf4b0b | 104 | /*@only@*/ sRefList srlist; |
105 | /*@only@*/ globSet globset; | |
106 | /*@only@*/ qtype qtyp; | |
107 | /*@only@*/ cstring cname; | |
108 | /*@observer@*/ annotationInfo annotation; | |
109 | /*@only@*/ idDecl ntyp; | |
110 | /*@only@*/ idDeclList ntyplist; | |
111 | /*@only@*/ uentryList flist; | |
112 | /*@owned@*/ uentryList entrylist; | |
113 | /*@observer@*/ /*@dependent@*/ uentry entry; | |
114 | /*@only@*/ uentry oentry; | |
115 | /*@only@*/ exprNode expr; | |
116 | /*@only@*/ enumNameList enumnamelist; | |
e83c79ec | 117 | /*@only@*/ exprNodeList exprlist; |
28bf4b0b | 118 | /*@only@*/ sRefSet srset; |
119 | /*@only@*/ cstringList cstringlist; | |
08eb3d0e | 120 | |
103db890 | 121 | /*drl |
122 | added 1/19/2001 | |
123 | */ | |
124 | constraint con; | |
125 | constraintList conL; | |
126 | constraintExpr conE; | |
28bf4b0b | 127 | /* drl */ |
885824d3 | 128 | } |
129 | ||
130 | /* standard C tokens */ | |
131 | ||
132 | %token <tok> BADTOK SKIPTOK | |
133 | %token <tok> CTOK_ELIPSIS CASE DEFAULT CIF CELSE SWITCH WHILE DO CFOR | |
134 | %token <tok> GOTO CONTINUE BREAK RETURN | |
135 | %token <tok> TSEMI TLBRACE TRBRACE TCOMMA TCOLON TASSIGN TLPAREN | |
136 | %token <tok> TRPAREN TLSQBR TRSQBR TDOT TAMPERSAND TEXCL TTILDE | |
137 | %token <tok> TMINUS TPLUS TMULT TDIV TPERCENT TLT TGT TCIRC TBAR TQUEST | |
abd7f895 | 138 | %token <tok> CSIZEOF CALIGNOF CTYPEOF ARROW_OP CTYPEDEF COFFSETOF |
885824d3 | 139 | %token <tok> INC_OP DEC_OP LEFT_OP RIGHT_OP |
140 | %token <tok> LE_OP GE_OP EQ_OP NE_OP AND_OP OR_OP | |
141 | %token <tok> MUL_ASSIGN DIV_ASSIGN MOD_ASSIGN ADD_ASSIGN SUB_ASSIGN | |
142 | %token <tok> LEFT_ASSIGN RIGHT_ASSIGN AND_ASSIGN XOR_ASSIGN OR_ASSIGN | |
143 | %token <tok> CSTRUCT CUNION CENUM | |
144 | %token <tok> VA_ARG VA_DCL | |
28bf4b0b | 145 | %token <tok> QWARN |
885824d3 | 146 | %token <tok> QGLOBALS |
147 | %token <tok> QMODIFIES | |
148 | %token <tok> QNOMODS | |
149 | %token <tok> QCONSTANT | |
150 | %token <tok> QFUNCTION | |
151 | %token <tok> QITER | |
152 | %token <tok> QDEFINES | |
153 | %token <tok> QUSES | |
154 | %token <tok> QALLOCATES | |
155 | %token <tok> QSETS | |
156 | %token <tok> QRELEASES | |
157 | %token <tok> QPRECLAUSE | |
86d93ed3 | 158 | %token <tok> QPOSTCLAUSE |
159 | %token <tok> QINVARIANT | |
885824d3 | 160 | %token <tok> QALT |
161 | %token <tok> QUNDEF QKILLED | |
162 | %token <tok> QENDMACRO | |
163 | ||
1b8ae690 | 164 | /* additional tokens introduced by splint pre-processor. */ |
885824d3 | 165 | %token <tok> LLMACRO LLMACROITER LLMACROEND TENDMACRO |
166 | ||
167 | /* break comments: */ | |
168 | %token <tok> QSWITCHBREAK QLOOPBREAK QINNERBREAK QSAFEBREAK | |
169 | %token <tok> QINNERCONTINUE | |
170 | ||
171 | /* case fall-through marker: */ | |
172 | %token <tok> QFALLTHROUGH | |
173 | ||
174 | /* used in scanner only */ | |
175 | %token <tok> QLINTNOTREACHED | |
176 | %token <tok> QLINTFALLTHROUGH | |
177 | %token <tok> QLINTFALLTHRU | |
178 | %token <tok> QARGSUSED | |
179 | %token <tok> QPRINTFLIKE QLINTPRINTFLIKE QSCANFLIKE QMESSAGELIKE | |
180 | ||
181 | /* not-reached marker: (used like a label) */ | |
182 | %token <tok> QNOTREACHED | |
183 | ||
184 | /* type qualifiers: */ | |
f9264521 | 185 | %token <tok> QCONST QRESTRICT QVOLATILE QINLINE QEXTENSION QEXTERN QSTATIC QAUTO QREGISTER |
885824d3 | 186 | %token <tok> QOUT QIN QYIELD QONLY QTEMP QSHARED QREF QUNIQUE |
187 | %token <tok> QCHECKED QUNCHECKED QCHECKEDSTRICT QCHECKMOD | |
188 | %token <tok> QKEEP QKEPT QPARTIAL QSPECIAL QOWNED QDEPENDENT | |
189 | %token <tok> QRETURNED QEXPOSED QNULL QOBSERVER QISNULL | |
190 | %token <tok> QEXITS QMAYEXIT QNEVEREXIT QTRUEEXIT QFALSEEXIT | |
191 | %token <tok> QLONG QSIGNED QUNSIGNED QSHORT QUNUSED QSEF QNOTNULL QRELNULL | |
192 | %token <tok> QABSTRACT QCONCRETE QMUTABLE QIMMUTABLE | |
193 | %token <tok> QTRUENULL QFALSENULL QEXTERNAL | |
194 | %token <tok> QREFCOUNTED QREFS QNEWREF QTEMPREF QKILLREF QRELDEF | |
195 | %token <ctyp> CGCHAR CBOOL CINT CGFLOAT CDOUBLE CVOID | |
196 | %token <tok> QANYTYPE QINTEGRALTYPE QUNSIGNEDINTEGRALTYPE QSIGNEDINTEGRALTYPE | |
197 | ||
93307a76 | 198 | %token <tok> QNULLTERMINATED |
11ed4f45 | 199 | %token <tok> QSETBUFFERSIZE |
200 | %token <tok> QSETSTRINGLENGTH | |
93307a76 | 201 | %token <tok> QMAXSET |
202 | %token <tok> QMAXREAD | |
a0a162cd | 203 | %token <tok> QTESTINRANGE |
11ed4f45 | 204 | |
dcaf75ea | 205 | %token <tok> TCAND |
93307a76 | 206 | |
207 | ||
885824d3 | 208 | /* identifiers, literals */ |
209 | %token <entry> IDENTIFIER | |
210 | %token <cname> NEW_IDENTIFIER TYPE_NAME_OR_ID | |
28bf4b0b | 211 | %token <annotation> CANNOTATION |
212 | %token <expr> CCONSTANT | |
213 | %type <cname> flagId | |
214 | %type <flagspec> flagSpec | |
215 | %type <expr> cconstantExpr | |
885824d3 | 216 | %token <entry> ITER_NAME ITER_ENDNAME |
217 | %type <entry> endIter | |
28bf4b0b | 218 | |
219 | %type <funcclauselist> functionClauses functionClausesPlain | |
220 | %type <funcclause> functionClause functionClause functionClausePlain | |
221 | ||
222 | %type <globsclause> globalsClause globalsClausePlain | |
223 | %type <modsclause> modifiesClause modifiesClausePlain nomodsClause | |
e83c79ec | 224 | %type <warnclause> warnClause warnClausePlain optWarnClause |
d9a28762 | 225 | %type <funcclause> conditionClause conditionClausePlain |
28bf4b0b | 226 | %type <stateclause> stateClause stateClausePlain |
08eb3d0e | 227 | %type <msconstraint> metaStateConstraint |
3814599d | 228 | %type <fcnconstraint> functionConstraint |
08eb3d0e | 229 | %type <msspec> metaStateSpecifier |
230 | %type <msexpr> metaStateExpression | |
28bf4b0b | 231 | |
232 | %type <sr> globId globIdListExpr | |
233 | %type <globset> globIdList | |
234 | ||
885824d3 | 235 | %token <ctyp> TYPE_NAME |
08eb3d0e | 236 | %token <msinfo> METASTATE_NAME |
237 | %type <msinfo> metaStateName | |
885824d3 | 238 | %type <cname> enumerator newId /*@-varuse@*/ /* yacc declares yytranslate here */ |
f9264521 | 239 | %type <pointers> pointers /*@=varuse@*/ |
885824d3 | 240 | |
d9a28762 | 241 | %type <tok> doHeader stateTag conditionTag startConditionClause |
28bf4b0b | 242 | %type <typequal> exitsQualifier checkQualifier stateQualifier |
243 | paramQualifier returnQualifier visibilityQualifier | |
244 | typedefQualifier refcountQualifier definedQualifier | |
885824d3 | 245 | |
246 | /* type construction */ | |
247 | %type <ctyp> abstractDecl abstractDeclBase optAbstractDeclBase | |
248 | %type <ctyp> suSpc enumSpc typeName typeSpecifier | |
249 | ||
250 | %type <ntyp> namedDecl namedDeclBase optNamedDecl | |
251 | %type <ntyp> plainNamedDecl plainNamedDeclBase | |
252 | %type <ntyp> structNamedDecl | |
253 | %type <ntyp> fcnDefHdrAux plainFcn | |
254 | ||
255 | %type <oentry> paramDecl | |
256 | %type <entry> id | |
257 | ||
258 | %type <ntyplist> structNamedDeclList | |
259 | ||
260 | %type <entrylist> genericParamList paramTypeList paramList idList paramIdList | |
e83c79ec | 261 | %type <exprlist> argumentExprList iterArgList |
262 | %type <exprlist> initList namedInitializerList namedInitializerListAux | |
885824d3 | 263 | %type <flist> structDeclList structDecl |
28bf4b0b | 264 | %type <srset> locModifies modList specClauseList optSpecClauseList |
885824d3 | 265 | %type <sr> mExpr modListExpr specClauseListExpr |
93307a76 | 266 | |
267 | /*drl*/ | |
08eb3d0e | 268 | %type <con> BufConstraint |
93307a76 | 269 | %type <tok> relationalOp |
270 | %type <tok> BufBinaryOp | |
271 | %type <tok> bufferModifier | |
272 | ||
103db890 | 273 | %type <conE> BufConstraintExpr |
93307a76 | 274 | |
103db890 | 275 | %type <conE> BufConstraintTerm |
276 | %type <sr> BufConstraintSrefExpr | |
93307a76 | 277 | |
3814599d | 278 | %type <conL> BufConstraintList |
93307a76 | 279 | |
86d93ed3 | 280 | %type <conL> optStructInvariant |
281 | ||
93307a76 | 282 | %type <tok> BufUnaryOp |
283 | ||
86d93ed3 | 284 | /*drl 1/6/2002 either /\ or && */ |
285 | %type <tok> constraintSeperator | |
286 | ||
885824d3 | 287 | %type <enumnamelist> enumeratorList |
288 | %type <cstringlist> fieldDesignator | |
289 | ||
290 | %type <expr> sizeofExpr sizeofExprAux offsetofExpr | |
291 | %type <expr> openScope closeScope | |
292 | %type <expr> instanceDecl namedInitializer optDeclarators | |
293 | %type <expr> primaryExpr postfixExpr primaryIterExpr postfixIterExpr | |
294 | %type <expr> unaryExpr castExpr timesExpr plusExpr | |
295 | %type <expr> unaryIterExpr castIterExpr timesIterExpr plusIterExpr | |
296 | %type <expr> shiftExpr relationalExpr equalityExpr bitandExpr | |
297 | %type <expr> xorExpr bitorExpr andExpr | |
298 | %type <expr> orExpr conditionalExpr assignExpr | |
299 | %type <expr> shiftIterExpr relationalIterExpr equalityIterExpr bitandIterExpr | |
300 | %type <expr> xorIterExpr bitorIterExpr andIterExpr | |
301 | %type <expr> orIterExpr conditionalIterExpr assignIterExpr iterArgExpr | |
302 | %type <expr> expr optExpr constantExpr | |
303 | %type <expr> init macroBody iterBody endBody partialIterStmt iterSelectionStmt | |
304 | %type <expr> stmt stmtList fcnBody iterStmt iterDefStmt iterDefStmtList | |
305 | %type <expr> labeledStmt caseStmt defaultStmt | |
306 | %type <expr> compoundStmt compoundStmtAux compoundStmtRest compoundStmtAuxErr | |
307 | %type <expr> expressionStmt selectionStmt iterationStmt jumpStmt iterDefIterationStmt | |
308 | %type <expr> stmtErr stmtListErr compoundStmtErr expressionStmtErr | |
abd7f895 | 309 | %type <expr> iterationStmtErr initializerList typeInitializerList initializer |
310 | %type <expr> ifPred whilePred forPred iterWhilePred typeInitializer | |
885824d3 | 311 | |
1214340e | 312 | %type <expr> designator designatorList designation |
313 | ||
f9264521 | 314 | %type <typequal> storageSpecifier typeQualifier typeModifier globQual innerMods |
315 | %type <tquallist> optGlobQuals innerModsList | |
885824d3 | 316 | %type <qtyp> completeType completeTypeSpecifier optCompleteType |
317 | %type <qtyp> completeTypeSpecifierAux altType typeExpression | |
318 | ||
319 | %start file | |
320 | ||
321 | %% | |
322 | ||
323 | file | |
324 | : | |
325 | | externalDefs | |
2f2892c2 | 326 | ; |
885824d3 | 327 | |
328 | externalDefs | |
b7e84605 | 329 | : externalDef { context_checkGlobalScope (); } |
330 | | externalDefs externalDef { context_checkGlobalScope (); } | |
2f2892c2 | 331 | ; |
885824d3 | 332 | |
333 | externalDef | |
334 | : fcnDef optSemi { uentry_clearDecl (); } | |
335 | | constantDecl { uentry_clearDecl (); } | |
336 | | fcnDecl { uentry_clearDecl (); } | |
337 | | iterDecl { uentry_clearDecl (); } | |
338 | | macroDef { uentry_clearDecl (); } | |
339 | | initializer { uentry_checkDecl (); exprNode_free ($1); } | |
6fcd0b1e | 340 | | TSEMI { uentry_clearDecl (); lltok_free ($1); /* evans 2002-02-08: okay to have a null statement */ } |
885824d3 | 341 | | error { uentry_clearDecl (); } |
2f2892c2 | 342 | ; |
885824d3 | 343 | |
344 | constantDecl | |
345 | : QCONSTANT completeTypeSpecifier NotType namedDecl NotType optSemi IsType QENDMACRO | |
6fcd0b1e | 346 | { checkConstant ($2, $4); lltok_free2 ($1, $8); } |
885824d3 | 347 | | QCONSTANT completeTypeSpecifier NotType namedDecl NotType TASSIGN IsType init optDeclarators optSemi QENDMACRO |
6fcd0b1e | 348 | { checkValueConstant ($2, $4, $8); lltok_free3 ($1, $6, $11); } |
2f2892c2 | 349 | ; |
885824d3 | 350 | |
351 | fcnDecl | |
28bf4b0b | 352 | : QFUNCTION { context_enterFunctionHeader (); } plainFcn optSemi QENDMACRO |
353 | { | |
354 | declareStaticFunction ($3); context_quietExitFunction (); | |
355 | context_exitFunctionHeader (); | |
6fcd0b1e | 356 | lltok_free2 ($1, $5); /*!*/ |
28bf4b0b | 357 | } |
2f2892c2 | 358 | ; |
885824d3 | 359 | |
360 | plainFcn | |
361 | : plainNamedDecl | |
362 | { | |
363 | qtype qint = qtype_create (ctype_int); | |
364 | $$ = idDecl_fixBase ($1, qint); | |
365 | qtype_free (qint); | |
366 | } | |
367 | | completeTypeSpecifier NotType plainNamedDecl | |
368 | { $$ = idDecl_fixBase ($3, $1); } | |
2f2892c2 | 369 | ; |
885824d3 | 370 | |
371 | plainNamedDecl | |
372 | : plainNamedDeclBase | |
373 | | pointers plainNamedDeclBase | |
374 | { $$ = $2; qtype_adjustPointers ($1, idDecl_getTyp ($$)); } | |
2f2892c2 | 375 | ; |
885824d3 | 376 | |
377 | namedDeclBase | |
378 | : newId { $$ = idDecl_create ($1, qtype_unknown ()); } | |
379 | | IsType TLPAREN NotType namedDecl IsType TRPAREN | |
6fcd0b1e | 380 | { $$ = idDecl_expectFunction ($4); lltok_free2 ($2, $6); } |
885824d3 | 381 | | namedDeclBase TLSQBR TRSQBR |
6fcd0b1e | 382 | { $$ = idDecl_replaceCtype ($1, ctype_makeInnerArray (idDecl_getCtype ($1))); lltok_free2 ($2, $3); } |
885824d3 | 383 | | namedDeclBase TLSQBR IsType constantExpr TRSQBR NotType |
e5f31c00 | 384 | { |
e8b84478 | 385 | exprNode_findValue ($4); |
386 | idDecl_notExpectingFunction ($1); | |
387 | ||
7534721d | 388 | if (exprNode_hasValue ($4)) |
389 | { | |
077d4458 | 390 | $$ = idDecl_replaceCtype ($1, ctype_makeInnerFixedArray (idDecl_getCtype ($1), |
391 | exprNode_getLongValue ($4))); | |
7534721d | 392 | } |
393 | else | |
394 | { | |
393e573f | 395 | $$ = idDecl_replaceCtype ($1, ctype_makeInnerArray (idDecl_getCtype ($1))); |
7534721d | 396 | } |
6fcd0b1e | 397 | |
398 | lltok_free2 ($2, $5); | |
885824d3 | 399 | } |
400 | | namedDeclBase PushType TLPAREN TRPAREN | |
28bf4b0b | 401 | { setCurrentParams (uentryList_missingParams); } |
402 | functionClauses | |
885824d3 | 403 | { /* need to support globals and modifies here! */ |
404 | ctype ct = ctype_makeFunction (idDecl_getCtype ($1), | |
405 | uentryList_makeMissingParams ()); | |
28bf4b0b | 406 | |
885824d3 | 407 | $$ = idDecl_replaceCtype ($1, ct); |
312c9815 | 408 | |
d30bc0c7 | 409 | /*drl 7/25/01 added*/ |
410 | setImplictfcnConstraints(); | |
312c9815 | 411 | |
48101162 | 412 | /* functionClauseList_ImplictConstraints($6); */ |
312c9815 | 413 | |
414 | idDecl_addClauses ($$, $6); | |
415 | context_popLoc (); | |
6fcd0b1e | 416 | lltok_free2 ($3, $4); |
885824d3 | 417 | } |
418 | | namedDeclBase PushType TLPAREN genericParamList TRPAREN | |
28bf4b0b | 419 | { setCurrentParams ($4); } |
420 | functionClauses | |
312c9815 | 421 | { |
422 | setImplictfcnConstraints (); | |
48101162 | 423 | /* functionClauseList_ImplictConstraints($7);*/ |
470b7798 | 424 | clearCurrentParams (); |
885824d3 | 425 | $$ = idDecl_replaceCtype ($1, ctype_makeFunction (idDecl_getCtype ($1), $4)); |
28bf4b0b | 426 | idDecl_addClauses ($$, $7); |
4ab867d6 | 427 | context_popLoc (); |
6fcd0b1e | 428 | lltok_free2 ($3, $5); |
885824d3 | 429 | } |
2f2892c2 | 430 | ; |
885824d3 | 431 | |
432 | plainNamedDeclBase | |
433 | : newId { $$ = idDecl_create ($1, qtype_unknown ()); } | |
434 | | IsType TLPAREN NotType plainNamedDecl IsType TRPAREN | |
6fcd0b1e | 435 | { $$ = idDecl_expectFunction ($4); lltok_free2 ($2, $6); } |
885824d3 | 436 | | plainNamedDeclBase TLSQBR TRSQBR |
6fcd0b1e | 437 | { $$ = idDecl_replaceCtype ($1, ctype_makeInnerArray (idDecl_getCtype ($1))); |
438 | lltok_free2 ($2, $3); | |
439 | } | |
885824d3 | 440 | | plainNamedDeclBase TLSQBR IsType constantExpr TRSQBR NotType |
441 | { | |
442 | int value; | |
443 | ||
444 | if (exprNode_hasValue ($4) | |
445 | && multiVal_isInt (exprNode_getValue ($4))) | |
446 | { | |
447 | value = (int) multiVal_forceInt (exprNode_getValue ($4)); | |
448 | } | |
449 | else | |
450 | { | |
451 | value = 0; | |
452 | } | |
453 | ||
393e573f | 454 | $$ = idDecl_replaceCtype ($1, ctype_makeInnerFixedArray (idDecl_getCtype ($1), value)); |
6fcd0b1e | 455 | lltok_free2 ($2, $5); |
885824d3 | 456 | } |
457 | | plainNamedDeclBase PushType TLPAREN TRPAREN | |
28bf4b0b | 458 | { setCurrentParams (uentryList_missingParams); } |
459 | functionClausesPlain | |
460 | { | |
885824d3 | 461 | ctype ct = ctype_makeFunction (idDecl_getCtype ($1), |
462 | uentryList_makeMissingParams ()); | |
28bf4b0b | 463 | |
885824d3 | 464 | $$ = idDecl_replaceCtype ($1, ct); |
28bf4b0b | 465 | idDecl_addClauses ($$, $6); |
885824d3 | 466 | context_popLoc (); |
6fcd0b1e | 467 | lltok_free2 ($3, $4); |
885824d3 | 468 | } |
469 | | plainNamedDeclBase PushType TLPAREN genericParamList TRPAREN | |
28bf4b0b | 470 | { setCurrentParams ($4); } |
471 | functionClausesPlain | |
472 | { | |
473 | clearCurrentParams (); | |
885824d3 | 474 | $$ = idDecl_replaceCtype ($1, ctype_makeFunction (idDecl_getCtype ($1), $4)); |
28bf4b0b | 475 | idDecl_addClauses ($$, $7); |
885824d3 | 476 | context_popLoc (); |
6fcd0b1e | 477 | lltok_free ($3); |
478 | /*!! lltok_free2 ($3, $5); */ | |
885824d3 | 479 | } |
2f2892c2 | 480 | ; |
885824d3 | 481 | |
482 | iterDecl | |
483 | : QITER newId TLPAREN genericParamList TRPAREN | |
28bf4b0b | 484 | { setCurrentParams ($4); } functionClausesPlain |
885824d3 | 485 | { clearCurrentParams (); } optSemi QENDMACRO |
6fcd0b1e | 486 | { declareCIter ($2, $4); |
487 | lltok_free3 ($1, $3, $5); | |
488 | } | |
2f2892c2 | 489 | ; |
885824d3 | 490 | |
491 | macroDef | |
6fcd0b1e | 492 | : LLMACRO macroBody TENDMACRO { exprNode_checkMacroBody ($2); lltok_free2 ($1, $3); } |
493 | | LLMACROITER iterBody TENDMACRO { exprNode_checkIterBody ($2); lltok_free2 ($1, $3); } | |
494 | | LLMACROEND endBody TENDMACRO { exprNode_checkIterEnd ($2); lltok_free2 ($1, $3);} | |
495 | | LLMACRO TENDMACRO /* no stmt */ { exprChecks_checkEmptyMacroBody (); lltok_free2 ($1, $2); } | |
2f2892c2 | 496 | ; |
885824d3 | 497 | |
498 | fcnDefHdr | |
08eb3d0e | 499 | : fcnDefHdrAux { clabstract_declareFunction ($1); } |
2f2892c2 | 500 | ; |
08eb3d0e | 501 | |
502 | metaStateConstraint | |
503 | : metaStateSpecifier TASSIGN metaStateExpression | |
6fcd0b1e | 504 | { $$ = metaStateConstraint_create ($1, $3); lltok_free ($2); } |
2f2892c2 | 505 | ; |
08eb3d0e | 506 | |
507 | metaStateSpecifier | |
3814599d | 508 | : BufConstraintSrefExpr { cscanner_expectingMetaStateName (); } TCOLON metaStateName |
6970c11b | 509 | { cscanner_clearExpectingMetaStateName (); |
6fcd0b1e | 510 | $$ = metaStateSpecifier_create ($1, $4); |
511 | lltok_free ($3); | |
512 | } | |
6970c11b | 513 | | CTOK_ELIPSIS { cscanner_expectingMetaStateName (); } TCOLON metaStateName |
514 | { cscanner_clearExpectingMetaStateName (); | |
6fcd0b1e | 515 | $$ = metaStateSpecifier_createElipsis ($4); |
516 | lltok_free2 ($1, $3); | |
517 | } | |
2f2892c2 | 518 | ; |
08eb3d0e | 519 | |
520 | metaStateExpression | |
521 | : metaStateSpecifier { $$ = metaStateExpression_create ($1); } | |
6fcd0b1e | 522 | | metaStateSpecifier TBAR metaStateExpression { $$ = metaStateExpression_createMerge ($1, $3); lltok_free ($2); } |
2f2892c2 | 523 | ; |
08eb3d0e | 524 | |
525 | metaStateName | |
526 | : METASTATE_NAME | |
2f2892c2 | 527 | ; |
93307a76 | 528 | |
529 | /*drl*/ | |
530 | ||
86d93ed3 | 531 | constraintSeperator |
532 | : TCAND | |
533 | | AND_OP | |
2f2892c2 | 534 | ; |
86d93ed3 | 535 | |
93307a76 | 536 | BufConstraintList |
86d93ed3 | 537 | : BufConstraint constraintSeperator BufConstraintList { $$ = constraintList_add ($3, $1); } |
3814599d | 538 | | BufConstraint { $$ = constraintList_single ($1); } |
2f2892c2 | 539 | ; |
93307a76 | 540 | |
541 | BufConstraint | |
dcaf75ea | 542 | : BufConstraintExpr relationalOp BufConstraintExpr { |
93307a76 | 543 | $$ = makeConstraintParse3 ($1, $2, $3); |
ef2aa32a | 544 | DPRINTF(("Done BufConstraint1\n")); } |
2f2892c2 | 545 | ; |
93307a76 | 546 | |
547 | bufferModifier | |
548 | : QMAXSET | |
d9a28762 | 549 | | QMAXREAD |
2f2892c2 | 550 | ; |
93307a76 | 551 | |
552 | relationalOp | |
553 | : GE_OP | |
554 | | LE_OP | |
555 | | EQ_OP | |
2f2892c2 | 556 | ; |
93307a76 | 557 | |
558 | BufConstraintExpr | |
559 | : BufConstraintTerm | |
34f0c5e7 | 560 | | BufUnaryOp TLPAREN BufConstraintExpr TRPAREN {$$ = constraintExpr_parseMakeUnaryOp ($1, $3); DPRINTF( ("Got BufConstraintExpr UNary Op ") ); } |
93307a76 | 561 | | TLPAREN BufConstraintExpr BufBinaryOp BufConstraintExpr TRPAREN { |
34f0c5e7 | 562 | DPRINTF( ("Got BufConstraintExpr BINary Op ") ); |
93307a76 | 563 | $$ = constraintExpr_parseMakeBinaryOp ($2, $3, $4); } |
2f2892c2 | 564 | ; |
93307a76 | 565 | |
566 | BufConstraintTerm | |
b9904f57 | 567 | : BufConstraintSrefExpr { $$ = constraintExpr_makeTermsRef ($1);} |
568 | | CCONSTANT { $$ = constraintExpr_makeIntLiteral (exprNode_getLongValue ($1)); } | |
2f2892c2 | 569 | ; |
103db890 | 570 | |
571 | BufConstraintSrefExpr | |
08eb3d0e | 572 | : id |
573 | { /*@-onlytrans@*/ $$ = checkbufferConstraintClausesId ($1); /*@=onlytrans@*/ /*@i523@*/ } | |
574 | | NEW_IDENTIFIER | |
575 | { $$ = fixStateClausesId ($1); } | |
576 | | BufConstraintSrefExpr TLSQBR TRSQBR | |
577 | { $$ = sRef_makeAnyArrayFetch ($1); } | |
578 | | BufConstraintSrefExpr TLSQBR CCONSTANT TRSQBR | |
579 | { | |
580 | /* | |
581 | char *t; int c; | |
582 | t = cstring_toCharsSafe (exprNode_unparse($3)); | |
583 | c = atoi( t ); | |
584 | */ | |
585 | $$ = sRef_makeArrayFetchKnown ($1, exprNode_getLongValue ($3)); | |
586 | } | |
587 | | TMULT BufConstraintSrefExpr | |
588 | { $$ = sRef_constructPointer ($2); } | |
589 | | TLPAREN BufConstraintSrefExpr TRPAREN | |
590 | { $$ = $2; } | |
591 | | BufConstraintSrefExpr TDOT newId | |
592 | { cstring_markOwned ($3); $$ = sRef_buildField ($1, $3); } | |
593 | | BufConstraintSrefExpr ARROW_OP newId | |
594 | { cstring_markOwned ($3); $$ = sRef_makeArrow ($1, $3); } | |
103db890 | 595 | |
596 | /* | |
597 | | BufConstraintTerm TLSQBR TRSQBR { $$ = sRef_makeAnyArrayFetch ($1); } | |
598 | | specClauseListExpr TLSQBR mExpr TRSQBR { $$ = sRef_makeAnyArrayFetch ($1); } | |
599 | | TLPAREN specClauseListExpr TRPAREN { $$ = $2; } | |
600 | | specClauseListExpr TDOT newId { cstring_markOwned ($3); | |
601 | $$ = sRef_buildField ($1, $3); } | |
602 | */ | |
2f2892c2 | 603 | ; |
103db890 | 604 | |
93307a76 | 605 | /*BufConstraintExpr |
606 | : BufConstraintTerm | |
607 | */ | |
608 | ||
609 | BufUnaryOp | |
610 | : bufferModifier | |
611 | ; | |
612 | ||
613 | BufBinaryOp | |
614 | : TPLUS | |
615 | | TMINUS | |
616 | ; | |
28bf4b0b | 617 | /* |
618 | ** Function clauses can appear in any order. | |
619 | */ | |
93307a76 | 620 | |
28bf4b0b | 621 | functionClauses |
622 | : { $$ = functionClauseList_new (); } | |
623 | | functionClause functionClauses | |
624 | { $$ = functionClauseList_prepend ($2, $1); } | |
2f2892c2 | 625 | ; |
93307a76 | 626 | |
28bf4b0b | 627 | /* |
628 | ** Inside macro definitions, there are no end macros. | |
629 | */ | |
93307a76 | 630 | |
28bf4b0b | 631 | functionClausesPlain |
632 | : | |
633 | { $$ = functionClauseList_new (); } | |
634 | | functionClausePlain functionClausesPlain | |
635 | { $$ = functionClauseList_prepend ($2, $1); } | |
2f2892c2 | 636 | ; |
28bf4b0b | 637 | |
638 | functionClause | |
639 | : globalsClause { $$ = functionClause_createGlobals ($1); } | |
640 | | modifiesClause { $$ = functionClause_createModifies ($1); } | |
641 | | nomodsClause { $$ = functionClause_createModifies ($1); } | |
642 | | stateClause { $$ = functionClause_createState ($1); } | |
d9a28762 | 643 | | conditionClause { $$ = $1; } |
28bf4b0b | 644 | | warnClause { $$ = functionClause_createWarn ($1); } |
2f2892c2 | 645 | ; |
28bf4b0b | 646 | |
647 | functionClausePlain | |
648 | : globalsClausePlain { $$ = functionClause_createGlobals ($1); } | |
649 | | modifiesClausePlain { $$ = functionClause_createModifies ($1); } | |
650 | | nomodsClause { $$ = functionClause_createModifies ($1); } | |
651 | | stateClausePlain { $$ = functionClause_createState ($1); } | |
d9a28762 | 652 | | conditionClausePlain { $$ = $1; } |
28bf4b0b | 653 | | warnClausePlain { $$ = functionClause_createWarn ($1); } |
2f2892c2 | 654 | ; |
28bf4b0b | 655 | |
656 | globalsClause | |
657 | : globalsClausePlain QENDMACRO { $$ = $1; } | |
2f2892c2 | 658 | ; |
28bf4b0b | 659 | |
660 | globalsClausePlain | |
661 | : QGLOBALS { setProcessingGlobalsList (); } | |
662 | globIdList optSemi | |
663 | { | |
664 | unsetProcessingGlobals (); | |
665 | $$ = globalsClause_create ($1, $3); | |
666 | } | |
2f2892c2 | 667 | ; |
93307a76 | 668 | |
28bf4b0b | 669 | nomodsClause |
670 | : QNOMODS { $$ = modifiesClause_createNoMods ($1); } | |
2f2892c2 | 671 | ; |
93307a76 | 672 | |
28bf4b0b | 673 | modifiesClause |
674 | : modifiesClausePlain QENDMACRO { $$ = $1; } | |
2f2892c2 | 675 | ; |
38496f11 | 676 | |
28bf4b0b | 677 | modifiesClausePlain |
678 | : QMODIFIES | |
679 | { | |
680 | context_setProtectVars (); enterParamsTemp (); | |
681 | sRef_setGlobalScopeSafe (); | |
682 | } | |
683 | locModifies | |
684 | { | |
685 | exitParamsTemp (); | |
686 | sRef_clearGlobalScopeSafe (); | |
687 | context_releaseVars (); | |
688 | $$ = modifiesClause_create ($1, $3); | |
689 | } | |
2f2892c2 | 690 | ; |
93307a76 | 691 | |
28bf4b0b | 692 | flagSpec |
693 | : flagId | |
694 | { $$ = flagSpec_createPlain ($1); } | |
695 | | flagId TBAR flagSpec | |
696 | { $$ = flagSpec_createOr ($1, $3); } | |
2f2892c2 | 697 | ; |
885824d3 | 698 | |
28bf4b0b | 699 | flagId |
700 | : NEW_IDENTIFIER | |
2f2892c2 | 701 | ; |
885824d3 | 702 | |
e83c79ec | 703 | optWarnClause |
704 | : warnClause | |
705 | | /* empty */ { $$ = warnClause_undefined; } | |
2f2892c2 | 706 | ; |
e83c79ec | 707 | |
28bf4b0b | 708 | warnClause |
709 | : warnClausePlain QENDMACRO { $$ = $1; } | |
2f2892c2 | 710 | ; |
28bf4b0b | 711 | |
712 | warnClausePlain | |
713 | : QWARN flagSpec cconstantExpr | |
6970c11b | 714 | { |
715 | llassert (exprNode_knownStringValue ($3)); | |
716 | $$ = warnClause_create ($1, $2, cstring_copy (multiVal_forceString (exprNode_getValue ($3)))); | |
717 | exprNode_free ($3); | |
718 | } | |
28bf4b0b | 719 | | QWARN flagSpec |
6970c11b | 720 | { $$ = warnClause_create ($1, $2, cstring_undefined); } |
2f2892c2 | 721 | ; |
885824d3 | 722 | |
885824d3 | 723 | globIdList |
28bf4b0b | 724 | : globIdListExpr { $$ = globSet_single ($1); } |
725 | | globIdList TCOMMA globIdListExpr { $$ = globSet_insert ($1, $3); } | |
2f2892c2 | 726 | ; |
885824d3 | 727 | |
728 | globIdListExpr | |
28bf4b0b | 729 | : optGlobQuals globId { $$ = clabstract_createGlobal ($2, $1); } |
2f2892c2 | 730 | ; |
28bf4b0b | 731 | |
732 | optGlobQuals | |
733 | : /* empty */ { $$ = qualList_undefined; } | |
734 | | globQual optGlobQuals { $$ = qualList_add ($2, $1); } | |
2f2892c2 | 735 | ; |
885824d3 | 736 | |
737 | globId | |
738 | : id { $$ = uentry_getSref ($1); } | |
28bf4b0b | 739 | | NEW_IDENTIFIER { $$ = clabstract_unrecognizedGlobal ($1); } |
740 | | initializer { $$ = clabstract_checkGlobal ($1); } | |
2f2892c2 | 741 | ; |
885824d3 | 742 | |
743 | globQual | |
744 | : QUNDEF { $$ = qual_createUndef (); } | |
745 | | QKILLED { $$ = qual_createKilled (); } | |
746 | | QOUT { $$ = qual_createOut (); } | |
747 | | QIN { $$ = qual_createIn (); } | |
748 | | QPARTIAL { $$ = qual_createPartial (); } | |
2f2892c2 | 749 | ; |
885824d3 | 750 | |
28bf4b0b | 751 | stateTag |
885824d3 | 752 | : QDEFINES |
753 | | QUSES | |
754 | | QALLOCATES | |
755 | | QSETS | |
756 | | QRELEASES | |
2f2892c2 | 757 | ; |
885824d3 | 758 | |
28bf4b0b | 759 | conditionTag |
885824d3 | 760 | : QPRECLAUSE |
761 | | QPOSTCLAUSE | |
2f2892c2 | 762 | ; |
885824d3 | 763 | |
885824d3 | 764 | fcnDefHdrAux |
765 | : namedDecl | |
766 | { | |
01a8227e | 767 | /**!!! deal with fred; fred (int); declarations! **/ |
768 | qtype qint = qtype_create (ctype_int); | |
885824d3 | 769 | $$ = idDecl_fixBase ($1, qint); |
770 | qtype_free (qint); | |
771 | } | |
772 | | completeTypeSpecifier NotType namedDecl | |
773 | { $$ = idDecl_fixBase ($3, $1); } | |
2f2892c2 | 774 | ; |
885824d3 | 775 | |
776 | fcnBody | |
777 | : TLBRACE { checkDoneParams (); context_enterInnerContext (); } | |
778 | compoundStmtRest | |
779 | { | |
780 | exprNode_checkFunctionBody ($3); $$ = $3; | |
781 | context_exitInner ($3); | |
782 | } | |
7ebcc5bb | 783 | | { context_enterOldStyleScope (); } initializerList |
784 | { oldStyleDoneParams (); context_enterInnerContext (); } | |
885824d3 | 785 | compoundStmt |
786 | { | |
7ebcc5bb | 787 | exprNode_checkFunctionBody ($4); |
788 | $$ = $4; /* oldstyle */ | |
789 | context_exitInner ($4); | |
885824d3 | 790 | } |
2f2892c2 | 791 | ; |
885824d3 | 792 | |
793 | fcnDef | |
794 | : fcnDefHdr fcnBody | |
795 | { | |
796 | context_setFunctionDefined (exprNode_loc ($2)); | |
dfd82dce | 797 | exprNode_checkFunction (context_getHeader (), $2); |
4cccc6ad | 798 | /* DRL 8 8 2000 */ |
799 | ||
885824d3 | 800 | context_exitFunction (); |
801 | } | |
2f2892c2 | 802 | ; |
885824d3 | 803 | |
804 | locModifies | |
885824d3 | 805 | : modList optSemi { $$ = $1; } |
806 | | optSemi { $$ = sRefSet_new (); } | |
2f2892c2 | 807 | ; |
885824d3 | 808 | |
809 | modListExpr | |
810 | : id { $$ = uentry_getSref ($1); checkModifiesId ($1); } | |
811 | | NEW_IDENTIFIER { $$ = fixModifiesId ($1); } | |
2f2892c2 | 812 | | TYPE_NAME_OR_ID { $$ = fixModifiesId ($1); } |
885824d3 | 813 | | modListExpr TLSQBR TRSQBR { $$ = modListArrayFetch ($1, sRef_undefined); } |
814 | | modListExpr TLSQBR mExpr TRSQBR { $$ = modListArrayFetch ($1, $3); } | |
815 | | TMULT modListExpr { $$ = modListPointer ($2); } | |
816 | | TLPAREN modListExpr TRPAREN { $$ = $2; } | |
817 | | modListExpr TDOT newId { $$ = modListFieldAccess ($1, $3); } | |
818 | | modListExpr ARROW_OP newId { $$ = modListArrowAccess ($1, $3); } | |
2f2892c2 | 819 | ; |
885824d3 | 820 | |
821 | mExpr | |
28bf4b0b | 822 | : modListExpr { $$ = $1; } |
823 | | cconstantExpr { $$ = sRef_makeUnknown (); /* sRef_makeConstant ($1); ? */ } | |
885824d3 | 824 | /* arithmetic? */ |
2f2892c2 | 825 | ; |
885824d3 | 826 | |
827 | modList | |
828 | : modListExpr { $$ = sRefSet_single ($1); } | |
829 | | modList TCOMMA modListExpr { $$ = sRefSet_insert ($1, $3); } | |
2f2892c2 | 830 | ; |
885824d3 | 831 | |
832 | specClauseListExpr | |
833 | : id | |
28bf4b0b | 834 | { $$ = checkStateClausesId ($1); } |
885824d3 | 835 | | NEW_IDENTIFIER |
28bf4b0b | 836 | { $$ = fixStateClausesId ($1); } |
885824d3 | 837 | | specClauseListExpr TLSQBR TRSQBR { $$ = sRef_makeAnyArrayFetch ($1); } |
838 | | specClauseListExpr TLSQBR mExpr TRSQBR { $$ = sRef_makeAnyArrayFetch ($1); } | |
839 | | TMULT specClauseListExpr { $$ = sRef_constructPointer ($2); } | |
840 | | TLPAREN specClauseListExpr TRPAREN { $$ = $2; } | |
841 | | specClauseListExpr TDOT newId { cstring_markOwned ($3); | |
842 | $$ = sRef_buildField ($1, $3); } | |
843 | | specClauseListExpr ARROW_OP newId { cstring_markOwned ($3); | |
844 | $$ = sRef_makeArrow ($1, $3); } | |
2f2892c2 | 845 | ; |
885824d3 | 846 | |
28bf4b0b | 847 | optSpecClauseList |
848 | : /* empty */ { $$ = sRefSet_undefined } | |
849 | | specClauseList | |
2f2892c2 | 850 | ; |
28bf4b0b | 851 | |
885824d3 | 852 | specClauseList |
853 | : specClauseListExpr | |
854 | { if (sRef_isValid ($1)) { $$ = sRefSet_single ($1); } | |
855 | else { $$ = sRefSet_undefined; } | |
856 | } | |
857 | | specClauseList TCOMMA specClauseListExpr | |
858 | { if (sRef_isValid ($3)) | |
859 | { | |
860 | $$ = sRefSet_insert ($1, $3); | |
861 | } | |
862 | else | |
863 | { | |
864 | $$ = $1; | |
865 | } | |
866 | } | |
2f2892c2 | 867 | ; |
885824d3 | 868 | |
869 | primaryExpr | |
870 | : id { $$ = exprNode_fromIdentifier ($1); } | |
871 | | NEW_IDENTIFIER { $$ = exprNode_fromUIO ($1); } | |
28bf4b0b | 872 | | cconstantExpr |
885824d3 | 873 | | TLPAREN expr TRPAREN { $$ = exprNode_addParens ($1, $2); } |
874 | | TYPE_NAME_OR_ID { $$ = exprNode_fromIdentifier (coerceId ($1)); } | |
875 | | QEXTENSION { $$ = exprNode_makeError (); } | |
abd7f895 | 876 | | TLPAREN { exprChecks_inCompoundStatementExpression (); } |
877 | compoundStmt TRPAREN | |
878 | { exprChecks_leaveCompoundStatementExpression (); $$ = exprNode_compoundStatementExpression ($1, $3); } | |
2f2892c2 | 879 | ; |
885824d3 | 880 | |
881 | postfixExpr | |
882 | : primaryExpr | |
883 | | postfixExpr TLSQBR expr TRSQBR { $$ = exprNode_arrayFetch ($1, $3); } | |
884 | | postfixExpr TLPAREN TRPAREN { $$ = exprNode_functionCall ($1, exprNodeList_new ()); } | |
885 | | postfixExpr TLPAREN argumentExprList TRPAREN { $$ = exprNode_functionCall ($1, $3); } | |
886 | | VA_ARG TLPAREN assignExpr TCOMMA typeExpression TRPAREN { $$ = exprNode_vaArg ($1, $3, $5); } | |
28bf4b0b | 887 | | postfixExpr NotType TDOT newId IsType { $$ = exprNode_fieldAccess ($1, $3, $4); } |
888 | | postfixExpr NotType ARROW_OP newId IsType { $$ = exprNode_arrowAccess ($1, $3, $4); } | |
885824d3 | 889 | | postfixExpr INC_OP { $$ = exprNode_postOp ($1, $2); } |
890 | | postfixExpr DEC_OP { $$ = exprNode_postOp ($1, $2); } | |
abd7f895 | 891 | | TLPAREN typeExpression TRPAREN TLBRACE typeInitializerList optComma TRBRACE |
892 | { /* added for C99 */ $$ = exprNode_undefined; /*@i87 no checking */ } | |
2f2892c2 | 893 | ; |
abd7f895 | 894 | |
885824d3 | 895 | argumentExprList |
896 | : assignExpr { $$ = exprNodeList_singleton ($1); } | |
897 | | argumentExprList TCOMMA assignExpr { $$ = exprNodeList_push ($1, $3); } | |
2f2892c2 | 898 | ; |
885824d3 | 899 | |
900 | unaryExpr | |
901 | : postfixExpr | |
902 | | INC_OP unaryExpr { $$ = exprNode_preOp ($2, $1); } | |
903 | | DEC_OP unaryExpr { $$ = exprNode_preOp ($2, $1); } | |
904 | | TAMPERSAND castExpr { $$ = exprNode_preOp ($2, $1); } | |
905 | | TMULT castExpr { $$ = exprNode_preOp ($2, $1); } | |
906 | | TPLUS castExpr { $$ = exprNode_preOp ($2, $1); } | |
907 | | TMINUS castExpr { $$ = exprNode_preOp ($2, $1); } | |
908 | | TTILDE castExpr { $$ = exprNode_preOp ($2, $1); } | |
909 | | TEXCL castExpr { $$ = exprNode_preOp ($2, $1); } | |
910 | | sizeofExpr { $$ = $1; } | |
911 | | offsetofExpr { $$ = $1; } | |
2f2892c2 | 912 | ; |
885824d3 | 913 | |
914 | fieldDesignator | |
6fcd0b1e | 915 | : fieldDesignator TDOT newId { $$ = cstringList_add ($1, $3); lltok_free ($2); } |
916 | | fieldDesignator TLSQBR expr TRSQBR { $$ = $1; lltok_free2 ($2, $4); } | |
ce7034f0 | 917 | /* evans 2002-07-02: offsetof designators can use array indexes */ |
918 | | newId { $$ = cstringList_single ($1); } | |
2f2892c2 | 919 | ; |
885824d3 | 920 | |
921 | offsetofExpr | |
922 | : COFFSETOF IsType TLPAREN typeExpression NotType TCOMMA fieldDesignator TRPAREN IsType | |
6fcd0b1e | 923 | { $$ = exprNode_offsetof ($4, $7); |
924 | lltok_free3 ($1, $3, $6); lltok_free ($8); } | |
2f2892c2 | 925 | ; |
885824d3 | 926 | |
927 | sizeofExpr | |
928 | : IsType { context_setProtectVars (); } | |
929 | sizeofExprAux { context_sizeofReleaseVars (); $$ = $3; } | |
2f2892c2 | 930 | ; |
885824d3 | 931 | |
932 | sizeofExprAux | |
6fcd0b1e | 933 | : CSIZEOF TLPAREN typeExpression TRPAREN { $$ = exprNode_sizeofType ($3); lltok_free3 ($1, $2, $4); } |
934 | | CSIZEOF unaryExpr { $$ = exprNode_sizeofExpr ($2); lltok_free ($1); } | |
935 | | CALIGNOF TLPAREN typeExpression TRPAREN { $$ = exprNode_alignofType ($3); lltok_free3 ($1, $2, $4); } | |
936 | | CALIGNOF unaryExpr { $$ = exprNode_alignofExpr ($2); lltok_free ($1); } | |
2f2892c2 | 937 | ; |
885824d3 | 938 | |
939 | castExpr | |
940 | : unaryExpr | |
941 | | TLPAREN typeExpression TRPAREN castExpr | |
6fcd0b1e | 942 | { $$ = exprNode_cast ($1, $4, $2); lltok_free ($3); } |
2f2892c2 | 943 | ; |
885824d3 | 944 | |
945 | timesExpr | |
946 | : castExpr | |
947 | | timesExpr TMULT castExpr { $$ = exprNode_op ($1, $3, $2); } | |
948 | | timesExpr TDIV castExpr { $$ = exprNode_op ($1, $3, $2); } | |
949 | | timesExpr TPERCENT castExpr { $$ = exprNode_op ($1, $3, $2); } | |
2f2892c2 | 950 | ; |
885824d3 | 951 | |
952 | plusExpr | |
953 | : timesExpr | |
954 | | plusExpr TPLUS timesExpr { $$ = exprNode_op ($1, $3, $2); } | |
955 | | plusExpr TMINUS timesExpr { $$ = exprNode_op ($1, $3, $2); } | |
2f2892c2 | 956 | ; |
885824d3 | 957 | |
958 | shiftExpr | |
959 | : plusExpr | |
960 | | shiftExpr LEFT_OP plusExpr { $$ = exprNode_op ($1, $3, $2); } | |
961 | | shiftExpr RIGHT_OP plusExpr { $$ = exprNode_op ($1, $3, $2); } | |
2f2892c2 | 962 | ; |
885824d3 | 963 | |
964 | relationalExpr | |
965 | : shiftExpr | |
966 | | relationalExpr TLT shiftExpr { $$ = exprNode_op ($1, $3, $2); } | |
967 | | relationalExpr TGT shiftExpr { $$ = exprNode_op ($1, $3, $2); } | |
968 | | relationalExpr LE_OP shiftExpr { $$ = exprNode_op ($1, $3, $2); } | |
969 | | relationalExpr GE_OP shiftExpr { $$ = exprNode_op ($1, $3, $2); } | |
2f2892c2 | 970 | ; |
885824d3 | 971 | |
972 | equalityExpr | |
973 | : relationalExpr | |
974 | | equalityExpr EQ_OP relationalExpr { $$ = exprNode_op ($1, $3, $2); } | |
975 | | equalityExpr NE_OP relationalExpr { $$ = exprNode_op ($1, $3, $2); } | |
2f2892c2 | 976 | ; |
885824d3 | 977 | |
978 | bitandExpr | |
979 | : equalityExpr | |
980 | | bitandExpr TAMPERSAND equalityExpr { $$ = exprNode_op ($1, $3, $2); } | |
2f2892c2 | 981 | ; |
885824d3 | 982 | |
983 | xorExpr | |
984 | : bitandExpr | |
985 | | xorExpr TCIRC bitandExpr { $$ = exprNode_op ($1, $3, $2); } | |
986 | ; | |
987 | ||
988 | bitorExpr | |
989 | : xorExpr | |
990 | | bitorExpr TBAR xorExpr { $$ = exprNode_op ($1, $3, $2); } | |
2f2892c2 | 991 | ; |
885824d3 | 992 | |
993 | andExpr | |
994 | : bitorExpr | |
995 | | andExpr AND_OP | |
996 | { exprNode_produceGuards ($1); | |
997 | context_enterAndClause ($1); | |
998 | } | |
999 | bitorExpr | |
1000 | { | |
1001 | $$ = exprNode_op ($1, $4, $2); | |
1002 | context_exitAndClause ($$, $4); | |
1003 | } | |
2f2892c2 | 1004 | ; |
885824d3 | 1005 | |
1006 | orExpr | |
1007 | : andExpr | |
1008 | | orExpr OR_OP | |
1009 | { | |
1010 | exprNode_produceGuards ($1); | |
1011 | context_enterOrClause ($1); | |
1012 | } | |
1013 | andExpr | |
1014 | { | |
1015 | $$ = exprNode_op ($1, $4, $2); | |
1016 | context_exitOrClause ($$, $4); | |
1017 | } | |
2f2892c2 | 1018 | ; |
885824d3 | 1019 | |
1020 | conditionalExpr | |
1021 | : orExpr | |
1022 | | orExpr TQUEST { exprNode_produceGuards ($1); context_enterTrueClause ($1); } expr TCOLON | |
1023 | { context_enterFalseClause ($1); } conditionalExpr | |
1024 | { $$ = exprNode_cond ($1, $4, $7); context_exitClause ($1, $4, $7); } | |
2f2892c2 | 1025 | ; |
885824d3 | 1026 | |
1027 | assignExpr | |
1028 | : conditionalExpr | |
1029 | | unaryExpr TASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
1030 | | unaryExpr MUL_ASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
1031 | | unaryExpr DIV_ASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
1032 | | unaryExpr MOD_ASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
1033 | | unaryExpr ADD_ASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
1034 | | unaryExpr SUB_ASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
1035 | | unaryExpr LEFT_ASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
1036 | | unaryExpr RIGHT_ASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
1037 | | unaryExpr AND_ASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
1038 | | unaryExpr XOR_ASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
1039 | | unaryExpr OR_ASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
2f2892c2 | 1040 | ; |
885824d3 | 1041 | |
1042 | expr | |
1043 | : assignExpr | |
1044 | | expr TCOMMA assignExpr { $$ = exprNode_comma ($1, $3); } | |
2f2892c2 | 1045 | ; |
885824d3 | 1046 | |
1047 | optExpr | |
1048 | : /* empty */ { $$ = exprNode_undefined; } | |
1049 | | expr | |
2f2892c2 | 1050 | ; |
885824d3 | 1051 | |
1052 | constantExpr | |
1053 | : conditionalExpr | |
2f2892c2 | 1054 | ; |
885824d3 | 1055 | |
1056 | /* instance_orTypeDecl_and_possible_initialization */ | |
1057 | ||
1058 | initializer | |
1059 | : instanceDecl { $$ = $1; } | |
1060 | | VA_DCL { doVaDcl (); $$ = exprNode_makeError (); } | |
1061 | | typeDecl { $$ = exprNode_makeError (); } | |
2f2892c2 | 1062 | ; |
885824d3 | 1063 | |
1064 | instanceDecl | |
28bf4b0b | 1065 | : completeTypeSpecifier IsType TSEMI |
f9264521 | 1066 | { $$ = exprNode_makeError (); } |
1067 | /* | |
885824d3 | 1068 | ** This causes r/r conflicts with function definitions. |
1069 | ** Instead we need to snarf one first. (gack) | |
1070 | ** | |
1071 | ** | completeTypeSpecifier { setProcessingVars ($1); } | |
1072 | ** NotType | |
1073 | ** namedInitializerList IsType TSEMI | |
1074 | ** { unsetProcessingVars (); } | |
1075 | **; | |
1076 | ** | |
1077 | ** the solution is pretty ugly: | |
1078 | */ | |
1079 | | completeTypeSpecifier NotType namedDecl NotType | |
1080 | { | |
28bf4b0b | 1081 | setProcessingVars ($1); |
1082 | processNamedDecl ($3); | |
1083 | } | |
1084 | IsType optDeclarators TSEMI IsType | |
1085 | { | |
1086 | unsetProcessingVars (); | |
1087 | $$ = exprNode_makeEmptyInitialization ($3); | |
1088 | DPRINTF (("Empty initialization: %s", exprNode_unparse ($$))); | |
1089 | } | |
885824d3 | 1090 | | completeTypeSpecifier NotType namedDecl NotType TASSIGN |
28bf4b0b | 1091 | { setProcessingVars ($1); processNamedDecl ($3); } |
885824d3 | 1092 | IsType init optDeclarators TSEMI IsType |
1093 | { $$ = exprNode_concat ($9, exprNode_makeInitialization ($3, $8)); | |
1094 | unsetProcessingVars (); | |
1095 | } | |
2f2892c2 | 1096 | ; |
28bf4b0b | 1097 | |
885824d3 | 1098 | namedInitializer |
28bf4b0b | 1099 | : namedDecl NotType |
1100 | { | |
1101 | processNamedDecl ($1); | |
1102 | $$ = exprNode_makeEmptyInitialization ($1); | |
1103 | } | |
885824d3 | 1104 | | namedDecl NotType TASSIGN { processNamedDecl ($1); } IsType init |
1105 | { $$ = exprNode_makeInitialization ($1, $6); } | |
2f2892c2 | 1106 | ; |
885824d3 | 1107 | |
885824d3 | 1108 | typeDecl |
1109 | : CTYPEDEF completeTypeSpecifier { setProcessingTypedef ($2); } | |
e83c79ec | 1110 | NotType namedInitializerList IsType optWarnClause TSEMI |
1111 | { clabstract_declareType ($5, $7); } | |
885824d3 | 1112 | | CTYPEDEF completeTypeSpecifier IsType TSEMI { /* in the ANSI grammar, semantics unclear */ } |
1113 | | CTYPEDEF namedInitializerList IsType TSEMI { /* in the ANSI grammar, semantics unclear */ } | |
2f2892c2 | 1114 | ; |
885824d3 | 1115 | |
1116 | IsType | |
1117 | : { g_expectingTypeName = TRUE; } | |
2f2892c2 | 1118 | ; |
885824d3 | 1119 | |
1120 | PushType | |
1121 | : { g_expectingTypeName = TRUE; context_pushLoc (); } | |
2f2892c2 | 1122 | ; |
885824d3 | 1123 | |
1124 | namedInitializerList | |
e83c79ec | 1125 | : namedInitializerListAux IsType { $$ = $1; } |
2f2892c2 | 1126 | ; |
885824d3 | 1127 | |
1128 | namedInitializerListAux | |
e83c79ec | 1129 | : namedInitializer { $$ = exprNodeList_singleton ($1); } |
1130 | | namedInitializerList TCOMMA NotType namedInitializer { $$ = exprNodeList_push ($1, $4); } | |
2f2892c2 | 1131 | ; |
885824d3 | 1132 | |
1133 | optDeclarators | |
1134 | : /* empty */ { $$ = exprNode_makeError (); } | |
1135 | | optDeclarators TCOMMA NotType namedInitializer { $$ = exprNode_concat ($1, $4); } | |
2f2892c2 | 1136 | ; |
885824d3 | 1137 | |
1138 | init | |
28bf4b0b | 1139 | : assignExpr |
6fcd0b1e | 1140 | | TLBRACE initList TRBRACE { $$ = exprNode_makeInitBlock ($1, $2); lltok_free ($3); } |
1141 | | TLBRACE initList TCOMMA TRBRACE { $$ = exprNode_makeInitBlock ($1, $2); lltok_free2 ($3, $4); } | |
1214340e | 1142 | | designation init { $$ = exprNode_undefined; } |
2f2892c2 | 1143 | ; |
1214340e | 1144 | |
1145 | /* | |
1146 | ** Splint parses these (added in ISO C99), but no checking yet... | |
1147 | */ | |
1148 | ||
1149 | designation | |
1150 | : designatorList TASSIGN { $$ = $1; } | |
1151 | | newId TCOLON { $$ = exprNode_undefined; | |
1152 | /* gcc extension, obsolete since 2.5 */ } | |
2f2892c2 | 1153 | ; |
1214340e | 1154 | |
1155 | designatorList | |
1156 | : designator { $$ = exprNode_undefined; } | |
1157 | | designatorList designator { $$ = exprNode_undefined; } | |
2f2892c2 | 1158 | ; |
885824d3 | 1159 | |
1214340e | 1160 | designator |
1161 | : TLSQBR constantExpr TRSQBR { $$ = exprNode_undefined; } | |
1162 | | TDOT newId { $$ = exprNode_undefined; } | |
2f2892c2 | 1163 | ; |
885824d3 | 1164 | |
1165 | initList | |
1166 | : init | |
1167 | { $$ = exprNodeList_singleton ($1); } | |
1168 | | initList TCOMMA init | |
1169 | { $$ = exprNodeList_push ($1, $3); } | |
2f2892c2 | 1170 | ; |
885824d3 | 1171 | |
1172 | /* | |
1173 | ** need to do the storage class global hack so tags are | |
1174 | ** declared with the right storage class. | |
1175 | */ | |
1176 | ||
1177 | storageSpecifier | |
1178 | : QEXTERN { setStorageClass (SCEXTERN); $$ = qual_createExtern (); } | |
1179 | | QINLINE { $$ = qual_createInline (); } | |
1180 | | QSTATIC { setStorageClass (SCSTATIC); $$ = qual_createStatic (); } | |
1181 | | QAUTO { $$ = qual_createAuto (); } | |
1182 | | QREGISTER { $$ = qual_createRegister (); } | |
2f2892c2 | 1183 | ; |
885824d3 | 1184 | |
28bf4b0b | 1185 | stateClause |
1186 | : stateClausePlain QENDMACRO { $$ = $1; } | |
2f2892c2 | 1187 | ; |
28bf4b0b | 1188 | |
1189 | stateClausePlain | |
1190 | : stateTag NotType | |
1191 | { | |
1192 | context_setProtectVars (); | |
1193 | enterParamsTemp (); | |
1194 | sRef_setGlobalScopeSafe (); | |
1195 | } | |
1196 | specClauseList optSemi IsType | |
1197 | { | |
1198 | exitParamsTemp (); | |
1199 | sRef_clearGlobalScopeSafe (); | |
1200 | context_releaseVars (); | |
1201 | $$ = stateClause_createPlain ($1, $4); | |
1202 | } | |
2f2892c2 | 1203 | ; |
28bf4b0b | 1204 | |
1205 | conditionClause | |
1206 | : conditionClausePlain QENDMACRO { $$ = $1; } | |
2f2892c2 | 1207 | ; |
28bf4b0b | 1208 | |
d9a28762 | 1209 | startConditionClause |
1210 | : conditionTag NotType { $$ = $1; context_enterFunctionHeader (); } | |
2f2892c2 | 1211 | ; |
d9a28762 | 1212 | |
28bf4b0b | 1213 | conditionClausePlain |
d9a28762 | 1214 | : startConditionClause stateQualifier |
28bf4b0b | 1215 | { |
1216 | context_exitFunctionHeader (); | |
1217 | context_setProtectVars (); | |
1218 | enterParamsTemp (); | |
1219 | sRef_setGlobalScopeSafe (); | |
1220 | } | |
1221 | optSpecClauseList optSemi IsType | |
1222 | { | |
1223 | exitParamsTemp (); | |
1224 | sRef_clearGlobalScopeSafe (); | |
1225 | context_releaseVars (); | |
d9a28762 | 1226 | $$ = functionClause_createState (stateClause_create ($1, $2, $4)); |
1227 | } | |
1228 | | startConditionClause | |
1229 | { | |
1230 | context_setProtectVars (); | |
1231 | enterParamsTemp (); | |
1232 | sRef_setGlobalScopeSafe (); | |
1233 | } | |
3814599d | 1234 | functionConstraint optSemi IsType |
d9a28762 | 1235 | { |
1236 | context_exitFunctionHeader (); | |
1237 | exitParamsTemp (); | |
1238 | sRef_clearGlobalScopeSafe (); | |
1239 | context_releaseVars (); | |
1240 | DPRINTF (("done optGlobBufConstraintsAux\n")); | |
1241 | ||
1242 | if (lltok_isEnsures ($1)) | |
1243 | { | |
1244 | $$ = functionClause_createEnsures ($3); | |
1245 | } | |
1246 | else if (lltok_isRequires ($1)) | |
1247 | { | |
1248 | $$ = functionClause_createRequires ($3); | |
1249 | } | |
1250 | else | |
1251 | { | |
1252 | BADBRANCH; | |
1253 | } | |
ba45e1e4 | 1254 | |
1255 | DPRINTF (("FunctionclauseS: %s", functionClause_unparse ($$))); | |
08eb3d0e | 1256 | } |
2f2892c2 | 1257 | ; |
08eb3d0e | 1258 | |
3814599d | 1259 | functionConstraint |
1260 | : BufConstraintList { $$ = functionConstraint_createBufferConstraint ($1); } | |
ba45e1e4 | 1261 | | metaStateConstraint { $$ = functionConstraint_createMetaStateConstraint ($1); DPRINTF (("Made constraint: %s", functionConstraint_unparse ($$))); } |
2f2892c2 | 1262 | ; |
28bf4b0b | 1263 | |
1264 | exitsQualifier | |
1265 | : QEXITS { $$ = qual_createExits (); } | |
1266 | | QMAYEXIT { $$ = qual_createMayExit (); } | |
1267 | | QTRUEEXIT { $$ = qual_createTrueExit (); } | |
1268 | | QFALSEEXIT { $$ = qual_createFalseExit (); } | |
1269 | | QNEVEREXIT { $$ = qual_createNeverExit (); } | |
2f2892c2 | 1270 | ; |
28bf4b0b | 1271 | |
1272 | checkQualifier | |
1273 | : QCHECKED { $$ = qual_createChecked (); } | |
1274 | | QCHECKMOD { $$ = qual_createCheckMod (); } | |
1275 | | QUNCHECKED { $$ = qual_createUnchecked (); } | |
1276 | | QCHECKEDSTRICT { $$ = qual_createCheckedStrict (); } | |
2f2892c2 | 1277 | ; |
28bf4b0b | 1278 | |
1279 | stateQualifier | |
1280 | : QOWNED { $$ = qual_createOwned (); } | |
1281 | | QDEPENDENT { $$ = qual_createDependent (); } | |
1282 | | QYIELD { $$ = qual_createYield (); } | |
1283 | | QTEMP { $$ = qual_createTemp (); } | |
1284 | | QONLY { $$ = qual_createOnly (); } | |
1285 | | QKEEP { $$ = qual_createKeep (); } | |
1286 | | QKEPT { $$ = qual_createKept (); } | |
1287 | | QSHARED { $$ = qual_createShared (); } | |
1288 | | QUNIQUE { $$ = qual_createUnique (); } | |
1289 | | QNULL { $$ = qual_createNull (); } | |
1290 | | QISNULL { $$ = qual_createIsNull (); } | |
1291 | | QRELNULL { $$ = qual_createRelNull (); } | |
1292 | | QNOTNULL { $$ = qual_createNotNull (); } | |
1293 | | QEXPOSED { $$ = qual_createExposed (); } | |
1294 | | QOBSERVER { $$ = qual_createObserver (); } | |
e26e911c | 1295 | | QNULLTERMINATED { $$ = qual_createNullTerminated (); } |
28bf4b0b | 1296 | | CANNOTATION { $$ = qual_createMetaState ($1); } |
2f2892c2 | 1297 | ; |
e26e911c | 1298 | |
28bf4b0b | 1299 | paramQualifier |
1300 | : QRETURNED { $$ = qual_createReturned (); } | |
1301 | | QSEF { $$ = qual_createSef (); } | |
2f2892c2 | 1302 | ; |
28bf4b0b | 1303 | |
1304 | visibilityQualifier | |
1305 | : QUNUSED { $$ = qual_createUnused (); } | |
1306 | | QEXTERNAL { $$ = qual_createExternal (); } | |
2f2892c2 | 1307 | ; |
28bf4b0b | 1308 | |
1309 | returnQualifier | |
1310 | : QTRUENULL { $$ = qual_createTrueNull (); } | |
1311 | | QFALSENULL { $$ = qual_createFalseNull (); } | |
2f2892c2 | 1312 | ; |
28bf4b0b | 1313 | |
1314 | typedefQualifier | |
1315 | : QABSTRACT { $$ = qual_createAbstract (); } | |
1316 | | QCONCRETE { $$ = qual_createConcrete (); } | |
1317 | | QMUTABLE { $$ = qual_createMutable (); } | |
1318 | | QIMMUTABLE { $$ = qual_createImmutable (); } | |
2f2892c2 | 1319 | ; |
28bf4b0b | 1320 | |
1321 | refcountQualifier | |
1322 | : QREFCOUNTED { $$ = qual_createRefCounted (); } | |
1323 | | QREFS { $$ = qual_createRefs (); } | |
1324 | | QKILLREF { $$ = qual_createKillRef (); } | |
1325 | | QRELDEF { $$ = qual_createRelDef (); } | |
1326 | | QNEWREF { $$ = qual_createNewRef (); } | |
1327 | | QTEMPREF { $$ = qual_createTempRef (); } | |
2f2892c2 | 1328 | ; |
11ed4f45 | 1329 | |
885824d3 | 1330 | typeModifier |
1331 | : QSHORT { $$ = qual_createShort (); } | |
1332 | | QLONG { $$ = qual_createLong (); } | |
1333 | | QSIGNED { $$ = qual_createSigned (); } | |
1334 | | QUNSIGNED { $$ = qual_createUnsigned (); } | |
2f2892c2 | 1335 | ; |
885824d3 | 1336 | |
28bf4b0b | 1337 | definedQualifier |
1338 | : QOUT { $$ = qual_createOut (); } | |
1339 | | QIN { $$ = qual_createIn (); } | |
1340 | | QPARTIAL { $$ = qual_createPartial (); } | |
1341 | | QSPECIAL { $$ = qual_createSpecial (); } | |
2f2892c2 | 1342 | ; |
28bf4b0b | 1343 | |
1344 | typeQualifier | |
1345 | : QCONST IsType { $$ = qual_createConst (); } | |
1346 | | QVOLATILE IsType { $$ = qual_createVolatile (); } | |
f9264521 | 1347 | | QRESTRICT IsType { $$ = qual_createRestrict (); } |
28bf4b0b | 1348 | | definedQualifier IsType { $$ = $1; } |
1349 | | stateQualifier IsType { $$ = $1; } | |
1350 | | exitsQualifier IsType { $$ = $1; } | |
1351 | | paramQualifier IsType { $$ = $1; } | |
1352 | | checkQualifier IsType { $$ = $1; } | |
1353 | | returnQualifier IsType { $$ = $1; } | |
1354 | | visibilityQualifier IsType { $$ = $1; } | |
1355 | | typedefQualifier IsType { $$ = $1; } | |
1356 | | refcountQualifier IsType { $$ = $1; } | |
2f2892c2 | 1357 | ; |
28bf4b0b | 1358 | |
1359 | /* | |
1360 | ** This is copied into the mtgrammar! | |
1361 | */ | |
1362 | ||
885824d3 | 1363 | typeSpecifier |
1364 | : CGCHAR NotType | |
1365 | | CINT NotType | |
1366 | | CBOOL NotType | |
1367 | | CGFLOAT NotType | |
1368 | | CDOUBLE NotType | |
1369 | | CVOID NotType | |
d5047b91 | 1370 | | QANYTYPE NotType { $$ = ctype_makeAnytype (); } |
885824d3 | 1371 | | QINTEGRALTYPE NotType { $$ = ctype_anyintegral; } |
1372 | | QUNSIGNEDINTEGRALTYPE NotType { $$ = ctype_unsignedintegral; } | |
1373 | | QSIGNEDINTEGRALTYPE NotType { $$ = ctype_signedintegral; } | |
1374 | | typeName NotType | |
1375 | | suSpc NotType | |
1376 | | enumSpc NotType | |
02b84d4b | 1377 | | typeModifier NotType { $$ = ctype_fromQual ($1); } |
2f2892c2 | 1378 | ; |
885824d3 | 1379 | |
1380 | completeType | |
1381 | : IsType completeTypeSpecifier IsType | |
1382 | { $$ = qtype_resolve ($2); } | |
2f2892c2 | 1383 | ; |
885824d3 | 1384 | |
1385 | completeTypeSpecifier | |
1386 | : completeTypeSpecifierAux { $$ = $1; } | |
1387 | | completeTypeSpecifierAux QALT altType QENDMACRO | |
1388 | { $$ = qtype_mergeAlt ($1, $3); } | |
2f2892c2 | 1389 | ; |
885824d3 | 1390 | |
1391 | altType | |
1392 | : typeExpression | |
1393 | | typeExpression TCOMMA altType | |
1394 | { $$ = qtype_mergeAlt ($1, $3); } | |
2f2892c2 | 1395 | ; |
885824d3 | 1396 | |
1397 | completeTypeSpecifierAux | |
1398 | : storageSpecifier optCompleteType { $$ = qtype_addQual ($2, $1); } | |
1399 | | typeQualifier optCompleteType { $$ = qtype_addQual ($2, $1); } | |
1400 | | typeSpecifier optCompleteType { $$ = qtype_combine ($2, $1); } | |
2f2892c2 | 1401 | ; |
885824d3 | 1402 | |
1403 | optCompleteType | |
1404 | : /* empty */ { $$ = qtype_unknown (); } | |
1405 | | completeTypeSpecifier { $$ = $1; } | |
2f2892c2 | 1406 | ; |
86d93ed3 | 1407 | |
1408 | optStructInvariant | |
1409 | : /* empty */ { $$ = constraintList_undefined; } | |
d9daf826 | 1410 | /* drl commenting before a CVS commit |
86d93ed3 | 1411 | | QINVARIANT BufConstraintList QENDMACRO { $$ = $2 } |
1412 | */ | |
2f2892c2 | 1413 | ; |
1414 | ||
885824d3 | 1415 | suSpc |
1416 | : NotType CSTRUCT newId IsType TLBRACE { sRef_setGlobalScopeSafe (); } | |
1417 | CreateStructInnerScope | |
86d93ed3 | 1418 | structDeclList DeleteStructInnerScope { sRef_clearGlobalScopeSafe (); } |
885824d3 | 1419 | TRBRACE |
288cbc5c | 1420 | optStructInvariant |
d9daf826 | 1421 | { ctype ct; ct = declareStruct ($3, $8); setGlobalStructInfo(ct, $12); $$ = ct; } |
885824d3 | 1422 | | NotType CUNION newId IsType TLBRACE { sRef_setGlobalScopeSafe (); } |
1423 | CreateStructInnerScope | |
1424 | structDeclList DeleteStructInnerScope { sRef_clearGlobalScopeSafe (); } | |
1425 | TRBRACE | |
1426 | { $$ = declareUnion ($3, $8); } | |
1427 | | NotType CSTRUCT newId IsType TLBRACE TRBRACE | |
1428 | { $$ = declareStruct ($3, uentryList_new ()); } | |
1429 | | NotType CUNION newId IsType TLBRACE TRBRACE | |
1430 | { $$ = declareUnion ($3, uentryList_new ()); } | |
1431 | | NotType CSTRUCT IsType TLBRACE { sRef_setGlobalScopeSafe (); } | |
1432 | CreateStructInnerScope | |
1433 | structDeclList DeleteStructInnerScope { sRef_clearGlobalScopeSafe (); } | |
1434 | TRBRACE | |
1435 | { $$ = declareUnnamedStruct ($7); } | |
28bf4b0b | 1436 | | NotType CUNION IsType TLBRACE { sRef_setGlobalScopeSafe (); } |
c8dda690 | 1437 | CreateStructInnerScope structDeclList DeleteStructInnerScope |
1438 | { sRef_clearGlobalScopeSafe (); } | |
885824d3 | 1439 | TRBRACE |
1440 | { $$ = declareUnnamedUnion ($7); } | |
1441 | | NotType CSTRUCT IsType TLBRACE TRBRACE | |
1442 | { $$ = ctype_createUnnamedStruct (uentryList_new ()); } | |
288cbc5c | 1443 | | NotType CUNION IsType TLBRACE TRBRACE |
885824d3 | 1444 | { $$ = ctype_createUnnamedUnion (uentryList_new ()); } |
1445 | | NotType CSTRUCT newId NotType { $$ = handleStruct ($3); } | |
288cbc5c | 1446 | | NotType CUNION newId NotType { $$ = handleUnion ($3); } |
2f2892c2 | 1447 | ; |
885824d3 | 1448 | |
1449 | NotType | |
1450 | : { g_expectingTypeName = FALSE; } | |
2f2892c2 | 1451 | ; |
885824d3 | 1452 | |
1453 | structDeclList | |
1454 | : structDecl | |
1455 | | macroDef { $$ = uentryList_undefined; /* bogus! */ } | |
1456 | | structDeclList structDecl { $$ = uentryList_mergeFields ($1, $2); } | |
2f2892c2 | 1457 | ; |
885824d3 | 1458 | |
1459 | structDecl | |
1460 | : completeTypeSpecifier NotType structNamedDeclList IsType TSEMI | |
1461 | { $$ = fixUentryList ($3, $1); } | |
1462 | | completeTypeSpecifier IsType TSEMI | |
1463 | { $$ = fixUnnamedDecl ($1); } | |
2f2892c2 | 1464 | ; |
885824d3 | 1465 | |
1466 | structNamedDeclList | |
1467 | : structNamedDecl NotType | |
1468 | { $$ = idDeclList_singleton ($1); } | |
1469 | | structNamedDeclList TCOMMA structNamedDecl NotType | |
1470 | { $$ = idDeclList_add ($1, $3); } | |
2f2892c2 | 1471 | ; |
885824d3 | 1472 | |
1473 | structNamedDecl /* hack to get around namespace problems */ | |
1474 | : namedDecl { $$ = $1; } | |
1475 | | TCOLON IsType constantExpr { $$ = idDecl_undefined; } | |
1476 | | namedDecl TCOLON IsType constantExpr { $$ = $1; } | |
1477 | /* Need the IsType in case there is a cast in the constant expression. */ | |
2f2892c2 | 1478 | ; |
885824d3 | 1479 | |
1480 | enumSpc | |
1481 | : NotType CENUM TLBRACE enumeratorList TRBRACE IsType | |
1482 | { $$ = declareUnnamedEnum ($4); } | |
1483 | | NotType CENUM newId TLBRACE { context_pushLoc (); } enumeratorList TRBRACE IsType | |
1484 | { context_popLoc (); $$ = declareEnum ($3, $6); } | |
1485 | | NotType CENUM newId IsType { $$ = handleEnum ($3); } | |
2f2892c2 | 1486 | ; |
885824d3 | 1487 | |
1488 | enumeratorList | |
1489 | : enumerator | |
1490 | { $$ = enumNameList_single ($1); } | |
1491 | | enumeratorList TCOMMA enumerator | |
1492 | { $$ = enumNameList_push ($1, $3); } | |
1493 | | enumeratorList TCOMMA | |
2f2892c2 | 1494 | ; |
885824d3 | 1495 | |
1496 | enumerator | |
1497 | : newId | |
1498 | { uentry ue = uentry_makeEnumConstant ($1, ctype_unknown); | |
1499 | usymtab_supGlobalEntry (ue); | |
1500 | $$ = $1; | |
1501 | } | |
1502 | | newId TASSIGN IsType constantExpr | |
1503 | { uentry ue = uentry_makeEnumInitializedConstant ($1, ctype_unknown, $4); | |
1504 | usymtab_supGlobalEntry (ue); | |
1505 | $$ = $1; | |
1506 | } | |
2f2892c2 | 1507 | ; |
885824d3 | 1508 | |
1509 | optNamedDecl | |
1510 | : namedDeclBase | |
1511 | | optAbstractDeclBase { $$ = idDecl_create (cstring_undefined, qtype_create ($1)); } | |
1512 | | pointers TYPE_NAME | |
1513 | { | |
1514 | qtype qt = qtype_unknown (); | |
885824d3 | 1515 | qtype_adjustPointers ($1, qt); |
6fcd0b1e | 1516 | $$ = idDecl_create (cstring_copy (cscanner_observeLastIdentifier ()), qt); |
885824d3 | 1517 | } |
1518 | | pointers optNamedDecl | |
1519 | { $$ = $2; qtype_adjustPointers ($1, idDecl_getTyp ($$)); } | |
2f2892c2 | 1520 | ; |
885824d3 | 1521 | |
1522 | namedDecl | |
1523 | : namedDeclBase | |
1524 | | pointers namedDeclBase | |
1525 | { $$ = $2; qtype_adjustPointers ($1, idDecl_getTyp ($$)); } | |
2f2892c2 | 1526 | ; |
885824d3 | 1527 | |
1528 | genericParamList | |
1529 | : paramTypeList { $$ = handleParamTypeList ($1); } | |
1530 | | NotType paramIdList { $$ = handleParamIdList ($2); } | |
2f2892c2 | 1531 | ; |
885824d3 | 1532 | |
1533 | innerMods | |
f9264521 | 1534 | : QCONST { $$ = qual_createConst (); } |
1535 | | QRESTRICT { $$ = qual_createRestrict (); } | |
1536 | | QVOLATILE { $$ = qual_createVolatile (); } | |
2f2892c2 | 1537 | ; |
885824d3 | 1538 | |
1539 | innerModsList | |
f9264521 | 1540 | : innerMods { $$ = qualList_single ($1); } |
1541 | | innerModsList innerMods { $$ = qualList_add ($1, $2); } | |
2f2892c2 | 1542 | ; |
885824d3 | 1543 | |
1544 | pointers | |
f9264521 | 1545 | : TMULT { $$ = pointers_create ($1); } |
1546 | | TMULT innerModsList { $$ = pointers_createMods ($1, $2); } | |
1547 | | TMULT pointers { $$ = pointers_extend (pointers_create ($1), $2); } | |
1548 | | TMULT innerModsList pointers { $$ = pointers_extend (pointers_createMods ($1, $2), $3); } | |
2f2892c2 | 1549 | ; |
885824d3 | 1550 | |
1551 | paramIdList | |
1552 | : idList | |
1553 | | idList TCOMMA CTOK_ELIPSIS { $$ = uentryList_add ($1, uentry_makeElipsisMarker ()); } | |
2f2892c2 | 1554 | ; |
885824d3 | 1555 | |
1556 | idList | |
1557 | : newId { $$ = uentryList_single (uentry_makeVariableLoc ($1, ctype_int)); } | |
1558 | | idList TCOMMA newId { $$ = uentryList_add ($1, uentry_makeVariableLoc ($3, ctype_int)); } | |
2f2892c2 | 1559 | ; |
885824d3 | 1560 | |
1561 | paramTypeList | |
1562 | : CTOK_ELIPSIS { $$ = uentryList_single (uentry_makeElipsisMarker ()); } | |
1563 | | paramList | |
1564 | | paramList TCOMMA CTOK_ELIPSIS { $$ = uentryList_add ($1, uentry_makeElipsisMarker ()); } | |
2f2892c2 | 1565 | ; |
885824d3 | 1566 | |
1567 | paramList | |
1568 | : { storeLoc (); } paramDecl { $$ = uentryList_single ($2); } | |
1569 | | paramList TCOMMA { storeLoc (); } paramDecl | |
1570 | { $$ = uentryList_add ($1, $4); } | |
2f2892c2 | 1571 | ; |
885824d3 | 1572 | |
1573 | paramDecl | |
1574 | : IsType completeTypeSpecifier optNamedDecl IsType | |
1575 | { | |
1576 | if (isFlipOldStyle ()) | |
1577 | { | |
1578 | llparseerror (cstring_makeLiteral ("Inconsistent function parameter syntax (mixing old and new style declaration)")); | |
1579 | } | |
1580 | else | |
1581 | { | |
1582 | setNewStyle (); | |
1583 | } | |
1584 | $$ = makeCurrentParam (idDecl_fixParamBase ($3, $2)); | |
1585 | } | |
1586 | | newId /* its an old-style declaration */ | |
1587 | { | |
1588 | idDecl tparam = idDecl_create ($1, qtype_unknown ()); | |
1589 | ||
1590 | if (isNewStyle ()) | |
1591 | { | |
1592 | llparseerror (message ("Inconsistent function parameter syntax: %q", | |
1593 | idDecl_unparse (tparam))); | |
1594 | } | |
1595 | ||
1596 | setFlipOldStyle (); | |
1597 | $$ = makeCurrentParam (tparam); | |
1598 | idDecl_free (tparam); | |
1599 | } | |
2f2892c2 | 1600 | ; |
885824d3 | 1601 | |
1602 | typeExpression | |
1603 | : completeType | |
1604 | | completeType abstractDecl { $$ = qtype_newBase ($1, $2); } | |
2f2892c2 | 1605 | ; |
885824d3 | 1606 | |
1607 | abstractDecl | |
1608 | : pointers { $$ = ctype_adjustPointers ($1, ctype_unknown); } | |
1609 | | abstractDeclBase | |
1610 | | pointers abstractDeclBase { $$ = ctype_adjustPointers ($1, $2); } | |
2f2892c2 | 1611 | ; |
885824d3 | 1612 | |
1613 | optAbstractDeclBase | |
1614 | : /* empty */ { $$ = ctype_unknown; } | |
1615 | | abstractDeclBase | |
2f2892c2 | 1616 | ; |
885824d3 | 1617 | |
1618 | abstractDeclBase | |
1619 | : IsType TLPAREN NotType abstractDecl TRPAREN | |
1620 | { $$ = ctype_expectFunction ($4); } | |
1621 | | TLSQBR TRSQBR { $$ = ctype_makeArray (ctype_unknown); } | |
a0a162cd | 1622 | | TLSQBR constantExpr TRSQBR |
1623 | { $$ = ctype_makeFixedArray (ctype_unknown, exprNode_getLongValue ($2)); } | |
393e573f | 1624 | | abstractDeclBase TLSQBR TRSQBR { $$ = ctype_makeInnerArray ($1); } |
a0a162cd | 1625 | | abstractDeclBase TLSQBR constantExpr TRSQBR |
077d4458 | 1626 | { $$ = ctype_makeInnerFixedArray ($1, exprNode_getLongValue ($3)); } |
885824d3 | 1627 | | IsType TLPAREN TRPAREN |
1628 | { $$ = ctype_makeFunction (ctype_unknown, uentryList_makeMissingParams ()); } | |
1629 | | IsType TLPAREN paramTypeList TRPAREN | |
1630 | { $$ = ctype_makeParamsFunction (ctype_unknown, $3); } | |
1631 | | abstractDeclBase IsType TLPAREN TRPAREN | |
1632 | { $$ = ctype_makeFunction ($1, uentryList_makeMissingParams ()); } | |
1633 | | abstractDeclBase IsType TLPAREN paramTypeList TRPAREN | |
1634 | { $$ = ctype_makeParamsFunction ($1, $4); } | |
2f2892c2 | 1635 | ; |
885824d3 | 1636 | |
1637 | /* statement */ | |
1638 | ||
1639 | stmt | |
1640 | : labeledStmt | |
1641 | | caseStmt | |
1642 | | defaultStmt | |
1643 | | compoundStmt | |
1644 | | expressionStmt | |
1645 | | selectionStmt | |
1646 | | iterationStmt | |
1647 | | iterStmt | |
1648 | | jumpStmt | |
2f2892c2 | 1649 | ; |
11ed4f45 | 1650 | |
86d93ed3 | 1651 | |
885824d3 | 1652 | iterBody |
1653 | : iterDefStmtList { $$ = $1; } | |
2f2892c2 | 1654 | ; |
885824d3 | 1655 | |
1656 | endBody | |
1657 | : iterBody | |
2f2892c2 | 1658 | ; |
885824d3 | 1659 | |
1660 | iterDefStmtList | |
1661 | : iterDefStmt | |
1662 | | iterDefStmtList iterDefStmt | |
1663 | { $$ = exprNode_concat ($1, $2); } | |
2f2892c2 | 1664 | ; |
885824d3 | 1665 | |
1666 | iterDefIterationStmt | |
1667 | : iterWhilePred iterDefStmtList | |
1668 | { $$ = exprNode_while ($1, $2); } | |
1669 | | doHeader stmtErr WHILE TLPAREN expr TRPAREN TSEMI | |
1670 | { $$ = exprNode_doWhile ($2, $5); } | |
1671 | | doHeader stmtErr WHILE TLPAREN expr TRPAREN | |
1672 | { $$ = exprNode_doWhile ($2, $5); } | |
1673 | | forPred iterDefStmt | |
1674 | { $$ = exprNode_for ($1, $2); } | |
2f2892c2 | 1675 | ; |
885824d3 | 1676 | |
1677 | forPred | |
1678 | : CFOR TLPAREN optExpr TSEMI optExpr TSEMI | |
1679 | { context_setProtectVars (); } optExpr { context_sizeofReleaseVars (); } | |
1680 | TRPAREN | |
1681 | { $$ = exprNode_forPred ($3, $5, $8); | |
1682 | context_enterForClause ($5); } | |
2f2892c2 | 1683 | ; |
885824d3 | 1684 | |
1685 | partialIterStmt | |
1686 | : ITER_NAME CreateInnerScope TLPAREN | |
1687 | { setProcessingIterVars ($1); } | |
1688 | iterArgList TRPAREN | |
1689 | { $$ = exprNode_iterStart ($1, $5); } | |
1690 | | ITER_ENDNAME { $$ = exprNode_createId ($1); } | |
2f2892c2 | 1691 | ; |
885824d3 | 1692 | |
1693 | iterDefStmt | |
1694 | : labeledStmt | |
1695 | | caseStmt | |
1696 | | defaultStmt | |
28bf4b0b | 1697 | | openScope initializerList { $$ = $1; DPRINTF (("def stmt: %s", exprNode_unparse ($$))); } |
885824d3 | 1698 | | openScope |
1699 | | closeScope | |
1700 | | expressionStmt | |
1701 | | iterSelectionStmt | |
1702 | | iterDefIterationStmt | |
1703 | | partialIterStmt | |
1704 | | jumpStmt | |
1705 | | TLPAREN iterDefStmt TRPAREN { $$ = $2; } | |
1706 | | error { $$ = exprNode_makeError (); } | |
2f2892c2 | 1707 | ; |
885824d3 | 1708 | |
1709 | iterSelectionStmt | |
2e127cb8 | 1710 | : ifPred { exprNode_checkIfPred ($1); } iterDefStmt |
885824d3 | 1711 | { /* don't: context_exitTrueClause ($1, $2); */ |
2e127cb8 | 1712 | $$ = exprNode_if ($1, $3); |
885824d3 | 1713 | } |
2f2892c2 | 1714 | ; |
885824d3 | 1715 | |
1716 | openScope | |
1717 | : CreateInnerScope TLBRACE { $$ = exprNode_createTok ($2); } | |
2f2892c2 | 1718 | ; |
885824d3 | 1719 | |
1720 | closeScope | |
1721 | : DeleteInnerScopeSafe TRBRACE { $$ = exprNode_createTok ($2); } | |
2f2892c2 | 1722 | ; |
885824d3 | 1723 | |
1724 | macroBody | |
1725 | : stmtErr | |
1726 | | stmtListErr | |
2f2892c2 | 1727 | ; |
885824d3 | 1728 | |
1729 | stmtErr | |
1730 | : labeledStmt | |
1731 | | caseStmt | |
1732 | | defaultStmt | |
1733 | | compoundStmtErr | |
1734 | | expressionStmtErr | |
1735 | | selectionStmt | |
1736 | | iterStmt | |
1737 | | iterationStmtErr | |
1738 | | TLPAREN stmtErr TRPAREN { $$ = exprNode_addParens ($1, $2); } | |
1739 | | jumpStmt | |
1740 | | error { $$ = exprNode_makeError (); } | |
2f2892c2 | 1741 | ; |
885824d3 | 1742 | |
1743 | labeledStmt | |
a0a162cd | 1744 | : newId TCOLON { $$ = exprNode_labelMarker ($1); } |
1745 | | QNOTREACHED stmt { $$ = exprNode_notReached ($2); } | |
2f2892c2 | 1746 | ; |
885824d3 | 1747 | |
fafc64cf | 1748 | /* |
1749 | ** We allow more than one QFALLTHROUGH token to support mixed lint/splint markers. | |
1750 | */ | |
1751 | ||
1752 | optExtraFallThroughs | |
1753 | : /* empty */ { ; } | |
1754 | | QFALLTHROUGH optExtraFallThroughs { ; } | |
2f2892c2 | 1755 | ; |
fafc64cf | 1756 | |
885824d3 | 1757 | /* Note that we can semantically check that the object to the case is |
1758 | indeed constant. In this case, we may not want to go through this effort */ | |
1759 | ||
1760 | caseStmt | |
1761 | : CASE constantExpr { context_enterCaseClause ($2); } | |
1762 | TCOLON { $$ = exprNode_caseMarker ($2, FALSE); } | |
fafc64cf | 1763 | | QFALLTHROUGH optExtraFallThroughs CASE constantExpr { context_enterCaseClause ($4); } |
1764 | TCOLON { $$ = exprNode_caseMarker ($4, TRUE); } | |
2f2892c2 | 1765 | ; |
885824d3 | 1766 | |
1767 | defaultStmt | |
1768 | : DEFAULT { context_enterCaseClause (exprNode_undefined); } | |
1769 | TCOLON { $$ = exprNode_defaultMarker ($1, FALSE); } | |
fafc64cf | 1770 | | QFALLTHROUGH optExtraFallThroughs DEFAULT { context_enterCaseClause (exprNode_undefined); } |
1771 | TCOLON { $$ = exprNode_defaultMarker ($3, TRUE); } | |
2f2892c2 | 1772 | ; |
885824d3 | 1773 | |
1774 | compoundStmt | |
1775 | : TLPAREN compoundStmt TRPAREN { $$ = $2; } | |
1776 | | CreateInnerScope compoundStmtAux | |
1777 | { $$ = $2; context_exitInner ($2); } | |
2f2892c2 | 1778 | ; |
885824d3 | 1779 | |
1780 | compoundStmtErr | |
1781 | : CreateInnerScope compoundStmtAuxErr DeleteInnerScope { $$ = $2; } | |
2f2892c2 | 1782 | ; |
885824d3 | 1783 | |
1784 | CreateInnerScope | |
1785 | : { context_enterInnerContext (); } | |
2f2892c2 | 1786 | ; |
885824d3 | 1787 | |
1788 | DeleteInnerScope | |
1789 | : { context_exitInnerPlain (); } | |
2f2892c2 | 1790 | ; |
885824d3 | 1791 | |
1792 | CreateStructInnerScope | |
1793 | : { context_enterStructInnerContext (); } | |
2f2892c2 | 1794 | ; |
885824d3 | 1795 | |
1796 | DeleteStructInnerScope | |
1797 | : { context_exitStructInnerContext (); } | |
2f2892c2 | 1798 | ; |
885824d3 | 1799 | |
1800 | DeleteInnerScopeSafe | |
1801 | : { context_exitInnerSafe (); } | |
2f2892c2 | 1802 | ; |
885824d3 | 1803 | |
1804 | compoundStmtRest | |
1805 | : TRBRACE { $$ = exprNode_createTok ($1); } | |
1806 | | QNOTREACHED TRBRACE { $$ = exprNode_notReached (exprNode_createTok ($2)); } | |
1807 | | stmtList TRBRACE { $$ = exprNode_updateLocation ($1, lltok_getLoc ($2)); } | |
1808 | | stmtList QNOTREACHED TRBRACE | |
1809 | { $$ = exprNode_notReached (exprNode_updateLocation ($1, lltok_getLoc ($3))); } | |
1810 | | initializerList TRBRACE { $$ = exprNode_updateLocation ($1, lltok_getLoc ($2)); } | |
1811 | | initializerList QNOTREACHED TRBRACE | |
1812 | { $$ = exprNode_notReached (exprNode_updateLocation ($1, lltok_getLoc ($3))); } | |
1813 | | initializerList stmtList TRBRACE | |
1814 | { $$ = exprNode_updateLocation (exprNode_concat ($1, $2), lltok_getLoc ($3)); } | |
1815 | | initializerList stmtList QNOTREACHED TRBRACE | |
1816 | { $$ = exprNode_notReached (exprNode_updateLocation (exprNode_concat ($1, $2), | |
1817 | lltok_getLoc ($3))); | |
1818 | } | |
2f2892c2 | 1819 | ; |
885824d3 | 1820 | |
885824d3 | 1821 | compoundStmtAux |
1822 | : TLBRACE compoundStmtRest | |
1823 | { $$ = exprNode_makeBlock ($2); } | |
2f2892c2 | 1824 | ; |
885824d3 | 1825 | |
1826 | compoundStmtAuxErr | |
1827 | : TLBRACE TRBRACE | |
1828 | { $$ = exprNode_createTok ($2); } | |
1829 | | TLBRACE stmtListErr TRBRACE | |
1830 | { $$ = exprNode_updateLocation ($2, lltok_getLoc ($3)); } | |
1831 | | TLBRACE initializerList TRBRACE | |
1832 | { $$ = exprNode_updateLocation ($2, lltok_getLoc ($3)); } | |
1833 | | TLBRACE initializerList stmtList TRBRACE | |
1834 | { $$ = exprNode_updateLocation (exprNode_concat ($2, $3), lltok_getLoc ($4)); } | |
2f2892c2 | 1835 | ; |
885824d3 | 1836 | |
1837 | stmtListErr | |
1838 | : stmtErr | |
1839 | | stmtListErr stmtErr { $$ = exprNode_concat ($1, $2); } | |
2f2892c2 | 1840 | ; |
885824d3 | 1841 | |
1842 | initializerList | |
1843 | : initializer { $$ = $1; } | |
1844 | | initializerList initializer { $$ = exprNode_concat ($1, $2); } | |
2f2892c2 | 1845 | ; |
885824d3 | 1846 | |
abd7f895 | 1847 | typeInitializerList |
1848 | : typeInitializer { $$ = $1; } | |
1849 | | typeInitializerList TCOMMA typeInitializer { $$ = exprNode_concat ($1, $3); } | |
2f2892c2 | 1850 | ; |
abd7f895 | 1851 | |
1852 | typeInitializer | |
1853 | : assignExpr { $$ = $1; } | |
1854 | | TLBRACE typeInitializerList optComma TRBRACE { $$ = $2; } | |
2f2892c2 | 1855 | ; |
abd7f895 | 1856 | |
885824d3 | 1857 | stmtList |
a0a162cd | 1858 | : stmt { $$ = $1; } |
1859 | | stmtList stmt { $$ = exprNode_concat ($1, $2); } | |
2f2892c2 | 1860 | ; |
1861 | ||
885824d3 | 1862 | expressionStmt |
1863 | : TSEMI { $$ = exprNode_createTok ($1); } | |
4cccc6ad | 1864 | | expr TSEMI { $$ = exprNode_statement ($1, $2); } |
2f2892c2 | 1865 | ; |
885824d3 | 1866 | |
1867 | expressionStmtErr | |
1868 | : TSEMI { $$ = exprNode_createTok ($1); } | |
4cccc6ad | 1869 | | expr TSEMI { $$ = exprNode_statement ($1, $2); } |
885824d3 | 1870 | | expr { $$ = exprNode_checkExpr ($1); } |
2f2892c2 | 1871 | ; |
885824d3 | 1872 | |
1873 | ifPred | |
1874 | : CIF TLPAREN expr TRPAREN | |
2e127cb8 | 1875 | { |
1876 | exprNode_produceGuards ($3); context_enterTrueClause ($3); | |
1877 | exprNode_checkIfPred ($3); | |
1878 | $$ = $3; | |
1879 | } | |
1880 | ||
885824d3 | 1881 | /* |
1882 | ** not ANSI: | CIF TLPAREN compoundStmt TRPAREN | |
1883 | ** { $$ = $3; context_enterTrueClause (); } | |
1884 | */ | |
2f2892c2 | 1885 | ; |
885824d3 | 1886 | |
1887 | selectionStmt | |
1888 | : ifPred stmt | |
1889 | { | |
1890 | context_exitTrueClause ($1, $2); | |
1891 | $$ = exprNode_if ($1, $2); | |
1892 | } | |
2e127cb8 | 1893 | | ifPred stmt CELSE { context_enterFalseClause ($1); } stmt |
885824d3 | 1894 | { |
1895 | context_exitClause ($1, $2, $5); | |
1896 | $$ = exprNode_ifelse ($1, $2, $5); | |
1897 | } | |
1898 | | SWITCH TLPAREN expr { context_enterSwitch ($3); } | |
1899 | TRPAREN stmt { $$ = exprNode_switch ($3, $6); } | |
2f2892c2 | 1900 | ; |
885824d3 | 1901 | |
1902 | whilePred | |
1903 | : WHILE TLPAREN expr TRPAREN | |
1904 | { $$ = exprNode_whilePred ($3); context_enterWhileClause ($3); } | |
1905 | /* not ANSI: | WHILE TLPAREN compoundStmt TRPAREN stmt { $$ = exprNode_while ($3, $5); } */ | |
2f2892c2 | 1906 | ; |
885824d3 | 1907 | |
1908 | iterWhilePred | |
1909 | : WHILE TLPAREN expr TRPAREN { $$ = exprNode_whilePred($3); } | |
2f2892c2 | 1910 | ; |
885824d3 | 1911 | |
1912 | iterStmt | |
1913 | : ITER_NAME { context_enterIterClause (); } | |
1914 | CreateInnerScope TLPAREN { setProcessingIterVars ($1); } | |
1915 | iterArgList TRPAREN | |
1916 | compoundStmt endIter DeleteInnerScope | |
1917 | { | |
1918 | $$ = exprNode_iter ($1, $6, $8, $9); | |
1919 | ||
1920 | } | |
2f2892c2 | 1921 | ; |
885824d3 | 1922 | |
1923 | iterArgList | |
1924 | : iterArgExpr { $$ = exprNodeList_singleton ($1); } | |
1925 | | iterArgList { nextIterParam (); } TCOMMA iterArgExpr | |
1926 | { $$ = exprNodeList_push ($1, $4); } | |
2f2892c2 | 1927 | ; |
885824d3 | 1928 | |
1929 | iterArgExpr | |
1930 | : assignIterExpr { $$ = exprNode_iterExpr ($1); } | |
1931 | | id { $$ = exprNode_iterId ($1); } | |
1932 | | TYPE_NAME_OR_ID { uentry ue = coerceIterId ($1); | |
1933 | ||
1934 | if (uentry_isValid (ue)) | |
1935 | { | |
1936 | $$ = exprNode_iterId (ue); | |
1937 | } | |
1938 | else | |
1939 | { | |
6fcd0b1e | 1940 | $$ = exprNode_iterNewId (cstring_copy (cscanner_observeLastIdentifier ())); |
885824d3 | 1941 | } |
1942 | } | |
1943 | | NEW_IDENTIFIER { $$ = exprNode_iterNewId ($1); } | |
2f2892c2 | 1944 | ; |
885824d3 | 1945 | |
1946 | /* | |
1947 | ** everything is the same, EXCEPT it cannot be a NEW_IDENTIFIER | |
1948 | */ | |
1949 | ||
28bf4b0b | 1950 | cconstantExpr |
1951 | : CCONSTANT | |
1952 | | cconstantExpr CCONSTANT { $$ = exprNode_combineLiterals ($1, $2); } | |
2f2892c2 | 1953 | ; |
28bf4b0b | 1954 | |
885824d3 | 1955 | primaryIterExpr |
28bf4b0b | 1956 | : cconstantExpr |
885824d3 | 1957 | | TLPAREN expr TRPAREN { $$ = exprNode_addParens ($1, $2); } |
2f2892c2 | 1958 | ; |
885824d3 | 1959 | |
1960 | postfixIterExpr | |
1961 | : primaryIterExpr | |
1962 | | postfixExpr TLSQBR expr TRSQBR { $$ = exprNode_arrayFetch ($1, $3); } | |
1963 | | postfixExpr TLPAREN TRPAREN { $$ = exprNode_functionCall ($1, exprNodeList_new ()); } | |
1964 | | postfixExpr TLPAREN argumentExprList TRPAREN { $$ = exprNode_functionCall ($1, $3); } | |
1965 | | VA_ARG TLPAREN assignExpr TCOMMA typeExpression TRPAREN | |
1966 | { $$ = exprNode_vaArg ($1, $3, $5); } | |
28bf4b0b | 1967 | | postfixExpr NotType TDOT newId IsType { $$ = exprNode_fieldAccess ($1, $3, $4); } |
1968 | | postfixExpr NotType ARROW_OP newId IsType { $$ = exprNode_arrowAccess ($1, $3, $4); } | |
885824d3 | 1969 | | postfixExpr INC_OP { $$ = exprNode_postOp ($1, $2); } |
1970 | | postfixExpr DEC_OP { $$ = exprNode_postOp ($1, $2); } | |
2f2892c2 | 1971 | ; |
885824d3 | 1972 | |
1973 | unaryIterExpr | |
1974 | : postfixIterExpr | |
1975 | | INC_OP unaryExpr { $$ = exprNode_preOp ($2, $1); } | |
1976 | | DEC_OP unaryExpr { $$ = exprNode_preOp ($2, $1); } | |
1977 | | TAMPERSAND castExpr { $$ = exprNode_preOp ($2, $1); } | |
1978 | | TMULT castExpr { $$ = exprNode_preOp ($2, $1); } | |
1979 | | TPLUS castExpr { $$ = exprNode_preOp ($2, $1); } | |
1980 | | TMINUS castExpr { $$ = exprNode_preOp ($2, $1); } | |
1981 | | TTILDE castExpr { $$ = exprNode_preOp ($2, $1); } | |
1982 | | TEXCL castExpr { $$ = exprNode_preOp ($2, $1); } | |
1983 | | sizeofExpr { $$ = $1; } | |
2f2892c2 | 1984 | ; |
885824d3 | 1985 | |
1986 | castIterExpr | |
1987 | : unaryIterExpr | |
1988 | | TLPAREN typeExpression TRPAREN castExpr { $$ = exprNode_cast ($1, $4, $2); } | |
2f2892c2 | 1989 | ; |
885824d3 | 1990 | |
1991 | timesIterExpr | |
1992 | : castIterExpr | |
1993 | | timesExpr TMULT castExpr { $$ = exprNode_op ($1, $3, $2); } | |
1994 | | timesExpr TDIV castExpr { $$ = exprNode_op ($1, $3, $2); } | |
1995 | | timesExpr TPERCENT castExpr { $$ = exprNode_op ($1, $3, $2); } | |
2f2892c2 | 1996 | ; |
885824d3 | 1997 | |
1998 | plusIterExpr | |
1999 | : timesIterExpr | |
2000 | | plusExpr TPLUS timesExpr { $$ = exprNode_op ($1, $3, $2); } | |
2001 | | plusExpr TMINUS timesExpr { $$ = exprNode_op ($1, $3, $2); } | |
2f2892c2 | 2002 | ; |
885824d3 | 2003 | |
2004 | shiftIterExpr | |
2005 | : plusIterExpr | |
2006 | | shiftExpr LEFT_OP plusExpr { $$ = exprNode_op ($1, $3, $2); } | |
2007 | | shiftExpr RIGHT_OP plusExpr { $$ = exprNode_op ($1, $3, $2); } | |
2f2892c2 | 2008 | ; |
885824d3 | 2009 | |
2010 | relationalIterExpr | |
2011 | : shiftIterExpr | |
2012 | | relationalExpr TLT shiftExpr { $$ = exprNode_op ($1, $3, $2); } | |
2013 | | relationalExpr TGT shiftExpr { $$ = exprNode_op ($1, $3, $2); } | |
2014 | | relationalExpr LE_OP shiftExpr { $$ = exprNode_op ($1, $3, $2); } | |
2015 | | relationalExpr GE_OP shiftExpr { $$ = exprNode_op ($1, $3, $2); } | |
2f2892c2 | 2016 | ; |
885824d3 | 2017 | |
2018 | equalityIterExpr | |
2019 | : relationalIterExpr | |
2020 | | equalityExpr EQ_OP relationalExpr { $$ = exprNode_op ($1, $3, $2); } | |
2021 | | equalityExpr NE_OP relationalExpr { $$ = exprNode_op ($1, $3, $2); } | |
2f2892c2 | 2022 | ; |
885824d3 | 2023 | |
2024 | bitandIterExpr | |
2025 | : equalityIterExpr | |
2026 | | bitandExpr TAMPERSAND equalityExpr { $$ = exprNode_op ($1, $3, $2); } | |
2f2892c2 | 2027 | ; |
885824d3 | 2028 | |
2029 | xorIterExpr | |
2030 | : bitandIterExpr | |
2031 | | xorExpr TCIRC bitandExpr { $$ = exprNode_op ($1, $3, $2); } | |
2032 | ; | |
2033 | ||
2034 | bitorIterExpr | |
2035 | : xorIterExpr | |
2036 | | bitorExpr TBAR xorExpr { $$ = exprNode_op ($1, $3, $2); } | |
2f2892c2 | 2037 | ; |
885824d3 | 2038 | |
2039 | andIterExpr | |
2040 | : bitorIterExpr | |
2041 | | andExpr AND_OP bitorExpr { $$ = exprNode_op ($1, $3, $2); } | |
2f2892c2 | 2042 | ; |
885824d3 | 2043 | |
2044 | orIterExpr | |
2045 | : andIterExpr | |
2046 | | orExpr OR_OP andExpr { $$ = exprNode_op ($1, $3, $2); } | |
2f2892c2 | 2047 | ; |
885824d3 | 2048 | |
2049 | conditionalIterExpr | |
2050 | : orIterExpr | |
2051 | | orExpr TQUEST { context_enterTrueClause ($1); } | |
2052 | expr TCOLON { context_enterFalseClause ($1); } conditionalExpr | |
2053 | { $$ = exprNode_cond ($1, $4, $7); } | |
2f2892c2 | 2054 | ; |
885824d3 | 2055 | |
2056 | assignIterExpr | |
2057 | : conditionalIterExpr | |
2058 | | unaryExpr TASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
2059 | | unaryExpr MUL_ASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
2060 | | unaryExpr DIV_ASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
2061 | | unaryExpr MOD_ASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
2062 | | unaryExpr ADD_ASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
2063 | | unaryExpr SUB_ASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
2064 | | unaryExpr LEFT_ASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
2065 | | unaryExpr RIGHT_ASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
2066 | | unaryExpr AND_ASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
2067 | | unaryExpr XOR_ASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
2068 | | unaryExpr OR_ASSIGN assignExpr { $$ = exprNode_assign ($1, $3, $2); } | |
2f2892c2 | 2069 | ; |
885824d3 | 2070 | |
2071 | endIter | |
2072 | : ITER_ENDNAME { $$ = $1; } | |
2073 | | /* empty */ { $$ = uentry_undefined; } | |
2f2892c2 | 2074 | ; |
885824d3 | 2075 | |
2076 | doHeader | |
2077 | : DO { context_enterDoWhileClause (); $$ = $1; } | |
2f2892c2 | 2078 | ; |
885824d3 | 2079 | |
2080 | iterationStmt | |
2081 | : whilePred stmt | |
2082 | { $$ = exprNode_while ($1, $2); context_exitWhileClause ($1, $2); } | |
2083 | | doHeader stmt WHILE TLPAREN expr TRPAREN TSEMI | |
4cccc6ad | 2084 | { $$ = exprNode_statement (exprNode_doWhile ($2, $5), $7); } |
885824d3 | 2085 | | forPred stmt |
2086 | { $$ = exprNode_for ($1, $2); context_exitForClause ($1, $2); } | |
2f2892c2 | 2087 | ; |
885824d3 | 2088 | |
2089 | iterationStmtErr | |
2090 | : whilePred stmtErr { $$ = exprNode_while ($1, $2); context_exitWhileClause ($1, $2); } | |
2091 | | doHeader stmtErr WHILE TLPAREN expr TRPAREN TSEMI | |
4cccc6ad | 2092 | { $$ = exprNode_statement (exprNode_doWhile ($2, $5), $7); } |
885824d3 | 2093 | | doHeader stmtErr WHILE TLPAREN expr TRPAREN |
2094 | { $$ = exprNode_doWhile ($2, $5); } | |
2095 | | forPred stmtErr { $$ = exprNode_for ($1, $2); context_exitForClause ($1, $2); } | |
2f2892c2 | 2096 | ; |
885824d3 | 2097 | |
2098 | jumpStmt | |
2099 | : GOTO newId TSEMI { $$ = exprNode_goto ($2); } | |
2100 | | CONTINUE TSEMI { $$ = exprNode_continue ($1, BADTOK); } | |
2101 | | QINNERCONTINUE CONTINUE TSEMI | |
2102 | { $$ = exprNode_continue ($1, QINNERCONTINUE); } | |
2103 | | BREAK TSEMI { $$ = exprNode_break ($1, BADTOK); } | |
2104 | | QSWITCHBREAK BREAK TSEMI { $$ = exprNode_break ($2, QSWITCHBREAK); } | |
2105 | | QLOOPBREAK BREAK TSEMI { $$ = exprNode_break ($2, QLOOPBREAK); } | |
2106 | | QINNERBREAK BREAK TSEMI { $$ = exprNode_break ($2, QINNERBREAK); } | |
2107 | | QSAFEBREAK BREAK TSEMI { $$ = exprNode_break ($2, QSAFEBREAK); } | |
2108 | | RETURN TSEMI { $$ = exprNode_nullReturn ($1); } | |
2109 | | RETURN expr TSEMI { $$ = exprNode_return ($2); } | |
2f2892c2 | 2110 | ; |
885824d3 | 2111 | |
2112 | optSemi | |
2113 | : | |
2114 | | TSEMI { ; } | |
2f2892c2 | 2115 | ; |
885824d3 | 2116 | |
abd7f895 | 2117 | optComma |
2118 | : | |
2119 | | TCOMMA { ; } | |
2f2892c2 | 2120 | ; |
abd7f895 | 2121 | |
885824d3 | 2122 | id |
2123 | : IDENTIFIER | |
2f2892c2 | 2124 | ; |
885824d3 | 2125 | |
2126 | newId | |
2127 | : NEW_IDENTIFIER | |
2128 | | ITER_NAME { $$ = uentry_getName ($1); } | |
2129 | | ITER_ENDNAME { $$ = uentry_getName ($1); } | |
2130 | | id { $$ = uentry_getName ($1); } | |
2131 | | TYPE_NAME_OR_ID { $$ = $1; } | |
2f2892c2 | 2132 | ; |
885824d3 | 2133 | |
2134 | typeName | |
2135 | : TYPE_NAME | |
2136 | | TYPE_NAME_OR_ID { $$ = ctype_unknown; } | |
abd7f895 | 2137 | | CTYPEOF TLPAREN expr TRPAREN { $$ = exprNode_getType ($3); exprNode_free ($3); } |
2138 | | CTYPEOF TLPAREN typeExpression TRPAREN { $$ = qtype_getType ($3); } | |
2f2892c2 | 2139 | ; |
885824d3 | 2140 | |
2141 | %% | |
2142 | ||
60eced23 | 2143 | /*@-redecl@*/ /*@-namechecks@*/ |
885824d3 | 2144 | extern char *yytext; |
60eced23 | 2145 | /*@=redecl@*/ /*@=namechecks@*/ |
885824d3 | 2146 | |
2147 | # include "bison.reset" | |
2148 | ||
2149 | void yyerror (/*@unused@*/ char *s) | |
2150 | { | |
2151 | static bool givehint = FALSE; | |
2152 | ||
2153 | if (context_inIterDef ()) | |
2154 | { | |
2155 | llerror (FLG_SYNTAX, message ("Iter syntax not parseable: %s", | |
2156 | context_inFunctionName ())); | |
2157 | } | |
2158 | else if (context_inIterEnd ()) | |
2159 | { | |
2160 | llerror (FLG_SYNTAX, message ("Iter finalizer syntax not parseable: %s", | |
2161 | context_inFunctionName ())); | |
2162 | } | |
2163 | else if (context_inMacro ()) | |
2164 | { | |
2165 | llerror (FLG_SYNTAX, message ("Macro syntax not parseable: %s", | |
2166 | context_inFunctionName ())); | |
2167 | ||
b7e84605 | 2168 | if (context_inUnknownMacro ()) |
885824d3 | 2169 | { |
2170 | if (!givehint) | |
2171 | { | |
2172 | llhint (cstring_makeLiteral | |
2173 | ("Precede macro definition with /*@notfunction@*/ " | |
2174 | "to suppress checking and force expansion")); | |
2175 | givehint = TRUE; | |
2176 | } | |
2177 | } | |
2178 | ||
6fcd0b1e | 2179 | cscanner_swallowMacro (); |
28bf4b0b | 2180 | context_exitAllClausesQuiet (); |
885824d3 | 2181 | } |
2182 | else | |
2183 | { | |
2184 | llparseerror (cstring_undefined); | |
2185 | } | |
2186 | } | |
2187 | ||
2188 | ||
11ed4f45 | 2189 | |
2190 | ||
28bf4b0b | 2191 | |
2192 | ||
2193 | ||
11ed4f45 | 2194 | |
2195 | ||
2196 | ||
2197 | ||
2198 |