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