Mercurial > projects > ldc
annotate dmd/expression.c @ 1372:229e02867307
Fix format-string bugs by adding __attribute__((__format__)) in all applicable
places and fixing all warnings my gcc produced.
Among other things, this should fix several segfaults (including one I just
ran into).
| author | Frits van Bommel <fvbommel wxs.nl> |
|---|---|
| date | Sun, 17 May 2009 00:15:25 +0200 |
| parents | 8026319762be |
| children | df11cdec45a2 |
| rev | line source |
|---|---|
| 159 | 1 |
| 2 // Compiler implementation of the D programming language | |
|
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3 // Copyright (c) 1999-2009 by Digital Mars |
| 159 | 4 // All Rights Reserved |
| 5 // written by Walter Bright | |
| 6 // http://www.digitalmars.com | |
| 7 // License for redistribution is by either the Artistic License | |
| 8 // in artistic.txt, or the GNU General Public License in gnu.txt. | |
| 9 // See the included readme.txt for details. | |
| 10 | |
| 11 #include <stdio.h> | |
| 12 #include <stdlib.h> | |
| 13 #include <ctype.h> | |
|
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14 #include <math.h> |
| 159 | 15 #include <assert.h> |
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16 #if _MSC_VER |
| 159 | 17 #include <complex> |
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18 #else |
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19 #endif |
| 159 | 20 |
| 21 #if _WIN32 && __DMC__ | |
| 22 extern "C" char * __cdecl __locale_decpoint; | |
| 23 #endif | |
| 24 | |
|
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25 #if __MINGW32__ |
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26 #ifndef isnan |
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27 #define isnan _isnan |
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28 #endif |
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29 #endif |
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30 |
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31 #ifdef __APPLE__ |
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32 #ifndef isnan |
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33 int isnan(double); |
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34 #endif |
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35 #endif |
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36 |
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37 #include "rmem.h" |
| 159 | 38 |
| 39 //#include "port.h" | |
| 40 #include "mtype.h" | |
| 41 #include "init.h" | |
| 42 #include "expression.h" | |
| 43 #include "template.h" | |
| 44 #include "utf.h" | |
| 45 #include "enum.h" | |
| 46 #include "scope.h" | |
| 47 #include "statement.h" | |
| 48 #include "declaration.h" | |
| 49 #include "aggregate.h" | |
| 50 #include "import.h" | |
| 51 #include "id.h" | |
| 52 #include "dsymbol.h" | |
| 53 #include "module.h" | |
| 54 #include "attrib.h" | |
| 55 #include "hdrgen.h" | |
| 56 #include "parse.h" | |
| 57 | |
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58 Expression *expandVar(int result, VarDeclaration *v); |
| 159 | 59 |
| 60 #define LOGSEMANTIC 0 | |
| 61 | |
| 62 /********************************** | |
| 63 * Set operator precedence for each operator. | |
| 64 */ | |
| 65 | |
| 66 // Operator precedence - greater values are higher precedence | |
| 67 | |
| 68 enum PREC | |
| 69 { | |
| 70 PREC_zero, | |
| 71 PREC_expr, | |
| 72 PREC_assign, | |
| 73 PREC_cond, | |
| 74 PREC_oror, | |
| 75 PREC_andand, | |
| 76 PREC_or, | |
| 77 PREC_xor, | |
| 78 PREC_and, | |
| 79 PREC_equal, | |
| 80 PREC_rel, | |
| 81 PREC_shift, | |
| 82 PREC_add, | |
| 83 PREC_mul, | |
| 84 PREC_unary, | |
| 85 PREC_primary, | |
| 86 }; | |
| 87 | |
| 88 enum PREC precedence[TOKMAX]; | |
| 89 | |
| 90 void initPrecedence() | |
| 91 { | |
| 92 precedence[TOKdotvar] = PREC_primary; | |
| 93 precedence[TOKimport] = PREC_primary; | |
| 94 precedence[TOKidentifier] = PREC_primary; | |
| 95 precedence[TOKthis] = PREC_primary; | |
| 96 precedence[TOKsuper] = PREC_primary; | |
| 97 precedence[TOKint64] = PREC_primary; | |
| 98 precedence[TOKfloat64] = PREC_primary; | |
| 99 precedence[TOKnull] = PREC_primary; | |
| 100 precedence[TOKstring] = PREC_primary; | |
| 101 precedence[TOKarrayliteral] = PREC_primary; | |
| 102 precedence[TOKtypeid] = PREC_primary; | |
| 103 precedence[TOKis] = PREC_primary; | |
| 104 precedence[TOKassert] = PREC_primary; | |
| 105 precedence[TOKfunction] = PREC_primary; | |
| 106 precedence[TOKvar] = PREC_primary; | |
| 336 | 107 #if DMDV2 |
| 108 precedence[TOKdefault] = PREC_primary; | |
| 109 #endif | |
| 159 | 110 |
| 111 // post | |
| 112 precedence[TOKdotti] = PREC_primary; | |
| 113 precedence[TOKdot] = PREC_primary; | |
| 114 // precedence[TOKarrow] = PREC_primary; | |
| 115 precedence[TOKplusplus] = PREC_primary; | |
| 116 precedence[TOKminusminus] = PREC_primary; | |
| 117 precedence[TOKcall] = PREC_primary; | |
| 118 precedence[TOKslice] = PREC_primary; | |
| 119 precedence[TOKarray] = PREC_primary; | |
| 120 | |
| 121 precedence[TOKaddress] = PREC_unary; | |
| 122 precedence[TOKstar] = PREC_unary; | |
| 123 precedence[TOKneg] = PREC_unary; | |
| 124 precedence[TOKuadd] = PREC_unary; | |
| 125 precedence[TOKnot] = PREC_unary; | |
| 126 precedence[TOKtobool] = PREC_add; | |
| 127 precedence[TOKtilde] = PREC_unary; | |
| 128 precedence[TOKdelete] = PREC_unary; | |
| 129 precedence[TOKnew] = PREC_unary; | |
| 130 precedence[TOKcast] = PREC_unary; | |
| 131 | |
| 132 precedence[TOKmul] = PREC_mul; | |
| 133 precedence[TOKdiv] = PREC_mul; | |
| 134 precedence[TOKmod] = PREC_mul; | |
| 135 | |
| 136 precedence[TOKadd] = PREC_add; | |
| 137 precedence[TOKmin] = PREC_add; | |
| 138 precedence[TOKcat] = PREC_add; | |
| 139 | |
| 140 precedence[TOKshl] = PREC_shift; | |
| 141 precedence[TOKshr] = PREC_shift; | |
| 142 precedence[TOKushr] = PREC_shift; | |
| 143 | |
| 144 precedence[TOKlt] = PREC_rel; | |
| 145 precedence[TOKle] = PREC_rel; | |
| 146 precedence[TOKgt] = PREC_rel; | |
| 147 precedence[TOKge] = PREC_rel; | |
| 148 precedence[TOKunord] = PREC_rel; | |
| 149 precedence[TOKlg] = PREC_rel; | |
| 150 precedence[TOKleg] = PREC_rel; | |
| 151 precedence[TOKule] = PREC_rel; | |
| 152 precedence[TOKul] = PREC_rel; | |
| 153 precedence[TOKuge] = PREC_rel; | |
| 154 precedence[TOKug] = PREC_rel; | |
| 155 precedence[TOKue] = PREC_rel; | |
| 156 precedence[TOKin] = PREC_rel; | |
| 157 | |
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158 #if 0 |
| 159 | 159 precedence[TOKequal] = PREC_equal; |
| 160 precedence[TOKnotequal] = PREC_equal; | |
| 161 precedence[TOKidentity] = PREC_equal; | |
| 162 precedence[TOKnotidentity] = PREC_equal; | |
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163 #else |
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164 /* Note that we changed precedence, so that < and != have the same |
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165 * precedence. This change is in the parser, too. |
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166 */ |
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167 precedence[TOKequal] = PREC_rel; |
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168 precedence[TOKnotequal] = PREC_rel; |
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169 precedence[TOKidentity] = PREC_rel; |
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170 precedence[TOKnotidentity] = PREC_rel; |
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171 #endif |
| 159 | 172 |
| 173 precedence[TOKand] = PREC_and; | |
| 174 | |
| 175 precedence[TOKxor] = PREC_xor; | |
| 176 | |
| 177 precedence[TOKor] = PREC_or; | |
| 178 | |
| 179 precedence[TOKandand] = PREC_andand; | |
| 180 | |
| 181 precedence[TOKoror] = PREC_oror; | |
| 182 | |
| 183 precedence[TOKquestion] = PREC_cond; | |
| 184 | |
| 185 precedence[TOKassign] = PREC_assign; | |
| 186 precedence[TOKconstruct] = PREC_assign; | |
| 187 precedence[TOKblit] = PREC_assign; | |
| 188 precedence[TOKaddass] = PREC_assign; | |
| 189 precedence[TOKminass] = PREC_assign; | |
| 190 precedence[TOKcatass] = PREC_assign; | |
| 191 precedence[TOKmulass] = PREC_assign; | |
| 192 precedence[TOKdivass] = PREC_assign; | |
| 193 precedence[TOKmodass] = PREC_assign; | |
| 194 precedence[TOKshlass] = PREC_assign; | |
| 195 precedence[TOKshrass] = PREC_assign; | |
| 196 precedence[TOKushrass] = PREC_assign; | |
| 197 precedence[TOKandass] = PREC_assign; | |
| 198 precedence[TOKorass] = PREC_assign; | |
| 199 precedence[TOKxorass] = PREC_assign; | |
| 200 | |
| 201 precedence[TOKcomma] = PREC_expr; | |
| 202 } | |
| 203 | |
| 336 | 204 /************************************************************* |
| 205 * Given var, we need to get the | |
| 206 * right 'this' pointer if var is in an outer class, but our | |
| 207 * existing 'this' pointer is in an inner class. | |
| 208 * Input: | |
| 209 * e1 existing 'this' | |
| 210 * ad struct or class we need the correct 'this' for | |
| 211 * var the specific member of ad we're accessing | |
| 212 */ | |
| 213 | |
| 214 Expression *getRightThis(Loc loc, Scope *sc, AggregateDeclaration *ad, | |
| 215 Expression *e1, Declaration *var) | |
| 216 { | |
| 217 //printf("\ngetRightThis(e1 = %s, ad = %s, var = %s)\n", e1->toChars(), ad->toChars(), var->toChars()); | |
| 218 L1: | |
| 219 Type *t = e1->type->toBasetype(); | |
| 220 //printf("e1->type = %s, var->type = %s\n", e1->type->toChars(), var->type->toChars()); | |
| 221 | |
| 222 /* If e1 is not the 'this' pointer for ad | |
| 223 */ | |
| 224 if (ad && | |
| 225 !(t->ty == Tpointer && t->nextOf()->ty == Tstruct && | |
| 226 ((TypeStruct *)t->nextOf())->sym == ad) | |
| 227 && | |
| 228 !(t->ty == Tstruct && | |
| 229 ((TypeStruct *)t)->sym == ad) | |
| 230 ) | |
| 231 { | |
| 232 ClassDeclaration *cd = ad->isClassDeclaration(); | |
| 233 ClassDeclaration *tcd = t->isClassHandle(); | |
| 234 | |
| 235 /* e1 is the right this if ad is a base class of e1 | |
| 236 */ | |
| 237 if (!cd || !tcd || | |
| 238 !(tcd == cd || cd->isBaseOf(tcd, NULL)) | |
| 239 ) | |
| 240 { | |
| 241 /* Only classes can be inner classes with an 'outer' | |
| 242 * member pointing to the enclosing class instance | |
| 243 */ | |
| 244 if (tcd && tcd->isNested()) | |
| 245 { /* e1 is the 'this' pointer for an inner class: tcd. | |
| 246 * Rewrite it as the 'this' pointer for the outer class. | |
| 247 */ | |
| 248 | |
| 249 e1 = new DotVarExp(loc, e1, tcd->vthis); | |
| 250 e1->type = tcd->vthis->type; | |
| 251 // Do not call checkNestedRef() | |
| 252 //e1 = e1->semantic(sc); | |
| 253 | |
| 254 // Skip up over nested functions, and get the enclosing | |
| 255 // class type. | |
| 256 int n = 0; | |
| 257 Dsymbol *s; | |
| 258 for (s = tcd->toParent(); | |
| 259 s && s->isFuncDeclaration(); | |
| 260 s = s->toParent()) | |
| 261 { FuncDeclaration *f = s->isFuncDeclaration(); | |
| 262 if (f->vthis) | |
| 263 { | |
| 264 //printf("rewriting e1 to %s's this\n", f->toChars()); | |
| 265 n++; | |
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266 |
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267 // LDC seems dmd misses it sometimes here :/ |
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268 f->vthis->nestedref = 1; |
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269 |
| 336 | 270 e1 = new VarExp(loc, f->vthis); |
| 271 } | |
| 272 } | |
| 273 if (s && s->isClassDeclaration()) | |
| 274 { e1->type = s->isClassDeclaration()->type; | |
| 275 if (n > 1) | |
| 276 e1 = e1->semantic(sc); | |
| 277 } | |
| 278 else | |
| 279 e1 = e1->semantic(sc); | |
| 280 goto L1; | |
| 281 } | |
| 282 /* Can't find a path from e1 to ad | |
| 283 */ | |
| 284 e1->error("this for %s needs to be type %s not type %s", | |
| 285 var->toChars(), ad->toChars(), t->toChars()); | |
| 286 } | |
| 287 } | |
| 288 return e1; | |
| 289 } | |
| 290 | |
| 159 | 291 /***************************************** |
| 292 * Determine if 'this' is available. | |
| 293 * If it is, return the FuncDeclaration that has it. | |
| 294 */ | |
| 295 | |
| 296 FuncDeclaration *hasThis(Scope *sc) | |
| 297 { FuncDeclaration *fd; | |
| 298 FuncDeclaration *fdthis; | |
| 299 | |
| 300 //printf("hasThis()\n"); | |
| 301 fdthis = sc->parent->isFuncDeclaration(); | |
| 302 //printf("fdthis = %p, '%s'\n", fdthis, fdthis ? fdthis->toChars() : ""); | |
| 303 | |
| 304 // Go upwards until we find the enclosing member function | |
| 305 fd = fdthis; | |
| 306 while (1) | |
| 307 { | |
| 308 if (!fd) | |
| 309 { | |
| 310 goto Lno; | |
| 311 } | |
| 312 if (!fd->isNested()) | |
| 313 break; | |
| 314 | |
| 315 Dsymbol *parent = fd->parent; | |
| 316 while (parent) | |
| 317 { | |
| 318 TemplateInstance *ti = parent->isTemplateInstance(); | |
| 319 if (ti) | |
| 320 parent = ti->parent; | |
| 321 else | |
| 322 break; | |
| 323 } | |
| 324 | |
| 325 fd = fd->parent->isFuncDeclaration(); | |
| 326 } | |
| 327 | |
| 328 if (!fd->isThis()) | |
| 329 { //printf("test '%s'\n", fd->toChars()); | |
| 330 goto Lno; | |
| 331 } | |
| 332 | |
| 333 assert(fd->vthis); | |
| 334 return fd; | |
| 335 | |
| 336 Lno: | |
| 337 return NULL; // don't have 'this' available | |
| 338 } | |
| 339 | |
| 340 | |
| 341 /*************************************** | |
| 342 * Pull out any properties. | |
| 343 */ | |
| 344 | |
| 345 Expression *resolveProperties(Scope *sc, Expression *e) | |
| 346 { | |
| 347 //printf("resolveProperties(%s)\n", e->toChars()); | |
| 348 if (e->type) | |
| 349 { | |
| 350 Type *t = e->type->toBasetype(); | |
| 351 | |
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352 if (t->ty == Tfunction /*|| e->op == TOKoverloadset*/) |
| 159 | 353 { |
| 354 e = new CallExp(e->loc, e); | |
| 355 e = e->semantic(sc); | |
| 356 } | |
| 357 | |
| 358 /* Look for e being a lazy parameter; rewrite as delegate call | |
| 359 */ | |
| 360 else if (e->op == TOKvar) | |
| 361 { VarExp *ve = (VarExp *)e; | |
| 362 | |
| 363 if (ve->var->storage_class & STClazy) | |
| 364 { | |
| 365 e = new CallExp(e->loc, e); | |
| 366 e = e->semantic(sc); | |
| 367 } | |
| 368 } | |
| 369 | |
| 370 else if (e->op == TOKdotexp) | |
| 371 { | |
| 372 e->error("expression has no value"); | |
| 373 } | |
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374 |
| 159 | 375 } |
| 376 return e; | |
| 377 } | |
| 378 | |
| 379 /****************************** | |
| 380 * Perform semantic() on an array of Expressions. | |
| 381 */ | |
| 382 | |
| 383 void arrayExpressionSemantic(Expressions *exps, Scope *sc) | |
| 384 { | |
| 385 if (exps) | |
| 386 { | |
| 387 for (size_t i = 0; i < exps->dim; i++) | |
| 388 { Expression *e = (Expression *)exps->data[i]; | |
| 389 | |
| 390 e = e->semantic(sc); | |
| 391 exps->data[i] = (void *)e; | |
| 392 } | |
| 393 } | |
| 394 } | |
| 395 | |
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396 |
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397 /****************************** |
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398 * Perform canThrow() on an array of Expressions. |
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399 */ |
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400 |
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401 #if DMDV2 |
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402 int arrayExpressionCanThrow(Expressions *exps) |
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403 { |
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404 if (exps) |
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405 { |
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406 for (size_t i = 0; i < exps->dim; i++) |
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407 { Expression *e = (Expression *)exps->data[i]; |
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408 if (e && e->canThrow()) |
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409 return 1; |
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410 } |
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411 } |
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412 return 0; |
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413 } |
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414 #endif |
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|
415 |
| 159 | 416 /**************************************** |
| 417 * Expand tuples. | |
| 418 */ | |
| 419 | |
| 420 void expandTuples(Expressions *exps) | |
| 421 { | |
| 422 //printf("expandTuples()\n"); | |
| 423 if (exps) | |
| 424 { | |
| 425 for (size_t i = 0; i < exps->dim; i++) | |
| 426 { Expression *arg = (Expression *)exps->data[i]; | |
| 427 if (!arg) | |
| 428 continue; | |
| 429 | |
| 430 // Look for tuple with 0 members | |
| 431 if (arg->op == TOKtype) | |
| 432 { TypeExp *e = (TypeExp *)arg; | |
| 433 if (e->type->toBasetype()->ty == Ttuple) | |
| 434 { TypeTuple *tt = (TypeTuple *)e->type->toBasetype(); | |
| 435 | |
| 436 if (!tt->arguments || tt->arguments->dim == 0) | |
| 437 { | |
| 438 exps->remove(i); | |
| 439 if (i == exps->dim) | |
| 440 return; | |
| 441 i--; | |
| 442 continue; | |
| 443 } | |
| 444 } | |
| 445 } | |
| 446 | |
| 447 // Inline expand all the tuples | |
| 448 while (arg->op == TOKtuple) | |
| 449 { TupleExp *te = (TupleExp *)arg; | |
| 450 | |
| 451 exps->remove(i); // remove arg | |
| 452 exps->insert(i, te->exps); // replace with tuple contents | |
| 453 if (i == exps->dim) | |
| 454 return; // empty tuple, no more arguments | |
| 455 arg = (Expression *)exps->data[i]; | |
| 456 } | |
| 457 } | |
| 458 } | |
| 459 } | |
| 460 | |
| 461 /**************************************** | |
| 462 * Preprocess arguments to function. | |
| 463 */ | |
| 464 | |
| 465 void preFunctionArguments(Loc loc, Scope *sc, Expressions *exps) | |
| 466 { | |
| 467 if (exps) | |
| 468 { | |
| 469 expandTuples(exps); | |
| 470 | |
| 471 for (size_t i = 0; i < exps->dim; i++) | |
| 472 { Expression *arg = (Expression *)exps->data[i]; | |
| 473 | |
| 474 if (!arg->type) | |
| 475 { | |
| 476 #ifdef DEBUG | |
| 477 if (!global.gag) | |
| 478 printf("1: \n"); | |
| 479 #endif | |
| 480 arg->error("%s is not an expression", arg->toChars()); | |
| 481 arg = new IntegerExp(arg->loc, 0, Type::tint32); | |
| 482 } | |
| 483 | |
| 484 arg = resolveProperties(sc, arg); | |
| 485 exps->data[i] = (void *) arg; | |
| 486 | |
| 487 //arg->rvalue(); | |
| 488 #if 0 | |
| 489 if (arg->type->ty == Tfunction) | |
| 490 { | |
| 491 arg = new AddrExp(arg->loc, arg); | |
| 492 arg = arg->semantic(sc); | |
| 493 exps->data[i] = (void *) arg; | |
| 494 } | |
| 495 #endif | |
| 496 } | |
| 497 } | |
| 498 } | |
| 499 | |
| 336 | 500 /********************************************* |
| 501 * Call copy constructor for struct value argument. | |
| 502 */ | |
| 503 #if DMDV2 | |
| 504 Expression *callCpCtor(Loc loc, Scope *sc, Expression *e) | |
| 505 { | |
| 506 Type *tb = e->type->toBasetype(); | |
| 507 assert(tb->ty == Tstruct); | |
| 508 StructDeclaration *sd = ((TypeStruct *)tb)->sym; | |
| 509 if (sd->cpctor) | |
| 510 { | |
| 511 /* Create a variable tmp, and replace the argument e with: | |
| 512 * (tmp = e),tmp | |
| 513 * and let AssignExp() handle the construction. | |
| 514 * This is not the most efficent, ideally tmp would be constructed | |
| 515 * directly onto the stack. | |
| 516 */ | |
| 517 Identifier *idtmp = Lexer::uniqueId("__tmp"); | |
| 518 VarDeclaration *tmp = new VarDeclaration(loc, tb, idtmp, new ExpInitializer(0, e)); | |
| 519 Expression *ae = new DeclarationExp(loc, tmp); | |
| 520 e = new CommaExp(loc, ae, new VarExp(loc, tmp)); | |
| 521 e = e->semantic(sc); | |
| 522 } | |
| 523 return e; | |
| 524 } | |
| 525 #endif | |
| 159 | 526 |
| 527 /**************************************** | |
| 528 * Now that we know the exact type of the function we're calling, | |
| 529 * the arguments[] need to be adjusted: | |
|
510
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530 * 1. implicitly convert argument to the corresponding parameter type |
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531 * 2. add default arguments for any missing arguments |
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532 * 3. do default promotions on arguments corresponding to ... |
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533 * 4. add hidden _arguments[] argument |
| 159 | 534 */ |
| 535 | |
| 536 void functionArguments(Loc loc, Scope *sc, TypeFunction *tf, Expressions *arguments) | |
| 537 { | |
| 538 unsigned n; | |
| 539 | |
| 540 //printf("functionArguments()\n"); | |
| 541 assert(arguments); | |
| 542 size_t nargs = arguments ? arguments->dim : 0; | |
| 543 size_t nparams = Argument::dim(tf->parameters); | |
| 544 | |
| 545 if (nargs > nparams && tf->varargs == 0) | |
|
1103
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- Updated to DMD frontend 1.041.
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546 error(loc, "expected %zu arguments, not %zu", nparams, nargs); |
| 159 | 547 |
| 548 n = (nargs > nparams) ? nargs : nparams; // n = max(nargs, nparams) | |
| 549 | |
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550 int done = 0; |
| 159 | 551 for (size_t i = 0; i < n; i++) |
| 552 { | |
| 553 Expression *arg; | |
| 554 | |
| 555 if (i < nargs) | |
| 556 arg = (Expression *)arguments->data[i]; | |
| 557 else | |
| 558 arg = NULL; | |
|
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559 Type *tb; |
| 159 | 560 |
| 561 if (i < nparams) | |
| 562 { | |
| 563 Argument *p = Argument::getNth(tf->parameters, i); | |
| 564 | |
| 565 if (!arg) | |
| 566 { | |
| 567 if (!p->defaultArg) | |
| 568 { | |
| 569 if (tf->varargs == 2 && i + 1 == nparams) | |
| 570 goto L2; | |
|
1103
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- Updated to DMD frontend 1.041.
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571 error(loc, "expected %zu arguments, not %zu", nparams, nargs); |
| 159 | 572 break; |
| 573 } | |
| 336 | 574 arg = p->defaultArg; |
| 575 #if DMDV2 | |
| 576 if (arg->op == TOKdefault) | |
| 577 { DefaultInitExp *de = (DefaultInitExp *)arg; | |
| 578 arg = de->resolve(loc, sc); | |
| 579 } | |
| 580 else | |
| 581 #endif | |
| 582 arg = arg->copy(); | |
| 159 | 583 arguments->push(arg); |
| 584 nargs++; | |
| 585 } | |
| 586 | |
| 587 if (tf->varargs == 2 && i + 1 == nparams) | |
| 588 { | |
| 589 //printf("\t\tvarargs == 2, p->type = '%s'\n", p->type->toChars()); | |
| 590 if (arg->implicitConvTo(p->type)) | |
| 591 { | |
| 592 if (nargs != nparams) | |
|
1103
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|
593 error(loc, "expected %zu arguments, not %zu", nparams, nargs); |
| 159 | 594 goto L1; |
| 595 } | |
| 596 L2: | |
| 597 Type *tb = p->type->toBasetype(); | |
| 598 Type *tret = p->isLazyArray(); | |
| 599 switch (tb->ty) | |
| 600 { | |
| 601 case Tsarray: | |
| 602 case Tarray: | |
| 603 { // Create a static array variable v of type arg->type | |
| 604 #ifdef IN_GCC | |
| 605 /* GCC 4.0 does not like zero length arrays used like | |
| 606 this; pass a null array value instead. Could also | |
| 607 just make a one-element array. */ | |
| 608 if (nargs - i == 0) | |
| 609 { | |
| 610 arg = new NullExp(loc); | |
| 611 break; | |
| 612 } | |
| 613 #endif | |
|
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614 Identifier *id = Lexer::uniqueId("__arrayArg"); |
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615 Type *t = new TypeSArray(((TypeArray *)tb)->next, new IntegerExp(nargs - i)); |
| 159 | 616 t = t->semantic(loc, sc); |
| 617 VarDeclaration *v = new VarDeclaration(loc, t, id, new VoidInitializer(loc)); | |
| 618 v->semantic(sc); | |
| 619 v->parent = sc->parent; | |
| 620 //sc->insert(v); | |
| 621 | |
| 622 Expression *c = new DeclarationExp(0, v); | |
| 623 c->type = v->type; | |
| 624 | |
| 625 for (size_t u = i; u < nargs; u++) | |
| 626 { Expression *a = (Expression *)arguments->data[u]; | |
|
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627 if (tret && !((TypeArray *)tb)->next->equals(a->type)) |
| 159 | 628 a = a->toDelegate(sc, tret); |
| 629 | |
| 630 Expression *e = new VarExp(loc, v); | |
| 631 e = new IndexExp(loc, e, new IntegerExp(u + 1 - nparams)); | |
|
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632 AssignExp *ae = new AssignExp(loc, e, a); |
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633 #if DMDV2 |
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634 ae->op = TOKconstruct; |
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635 #endif |
| 159 | 636 if (c) |
|
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|
637 c = new CommaExp(loc, c, ae); |
| 159 | 638 else |
|
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|
639 c = ae; |
| 159 | 640 } |
| 641 arg = new VarExp(loc, v); | |
| 642 if (c) | |
| 643 arg = new CommaExp(loc, c, arg); | |
| 644 break; | |
| 645 } | |
| 646 case Tclass: | |
| 647 { /* Set arg to be: | |
| 648 * new Tclass(arg0, arg1, ..., argn) | |
| 649 */ | |
| 650 Expressions *args = new Expressions(); | |
| 651 args->setDim(nargs - i); | |
| 652 for (size_t u = i; u < nargs; u++) | |
| 653 args->data[u - i] = arguments->data[u]; | |
| 654 arg = new NewExp(loc, NULL, NULL, p->type, args); | |
| 655 break; | |
| 656 } | |
| 657 default: | |
| 658 if (!arg) | |
| 659 { error(loc, "not enough arguments"); | |
| 660 return; | |
| 661 } | |
| 662 break; | |
| 663 } | |
| 664 arg = arg->semantic(sc); | |
| 665 //printf("\targ = '%s'\n", arg->toChars()); | |
| 666 arguments->setDim(i + 1); | |
| 667 done = 1; | |
| 668 } | |
| 669 | |
| 670 L1: | |
| 671 if (!(p->storageClass & STClazy && p->type->ty == Tvoid)) | |
| 672 arg = arg->implicitCastTo(sc, p->type); | |
| 673 if (p->storageClass & (STCout | STCref)) | |
| 674 { | |
| 675 // BUG: should check that argument to ref is type 'invariant' | |
| 676 // BUG: assignments to ref should also be type 'invariant' | |
| 677 arg = arg->modifiableLvalue(sc, arg); | |
| 678 | |
| 679 //if (arg->op == TOKslice) | |
| 680 //arg->error("cannot modify slice %s", arg->toChars()); | |
| 681 } | |
| 682 | |
|
723
55f6c2e454d7
Implemented correct parameter order according to x86-32 ABI documentation.
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diff
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|
683 // LDC we don't want this! |
|
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Implemented correct parameter order according to x86-32 ABI documentation.
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|
684 #if !IN_LLVM |
| 159 | 685 // Convert static arrays to pointers |
| 686 tb = arg->type->toBasetype(); | |
| 687 if (tb->ty == Tsarray) | |
| 688 { | |
| 689 arg = arg->checkToPointer(); | |
| 690 } | |
|
723
55f6c2e454d7
Implemented correct parameter order according to x86-32 ABI documentation.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
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|
691 #endif |
|
875
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|
692 #if DMDV2 |
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693 if (tb->ty == Tstruct && !(p->storageClass & (STCref | STCout))) |
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|
694 { |
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695 arg = callCpCtor(loc, sc, arg); |
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696 } |
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|
697 #endif |
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diff
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|
698 |
| 159 | 699 // Convert lazy argument to a delegate |
| 700 if (p->storageClass & STClazy) | |
| 701 { | |
| 702 arg = arg->toDelegate(sc, p->type); | |
| 703 } | |
|
875
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Merged DMD 1.038
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diff
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|
704 #if DMDV2 |
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705 /* Look for arguments that cannot 'escape' from the called |
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diff
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|
706 * function. |
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|
707 */ |
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708 if (!tf->parameterEscapes(p)) |
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diff
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|
709 { |
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diff
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|
710 /* Function literals can only appear once, so if this |
|
330f999ade44
Merged DMD 1.038
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diff
changeset
|
711 * appearance was scoped, there cannot be any others. |
|
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diff
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|
712 */ |
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diff
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|
713 if (arg->op == TOKfunction) |
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diff
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|
714 { FuncExp *fe = (FuncExp *)arg; |
|
330f999ade44
Merged DMD 1.038
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diff
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|
715 fe->fd->tookAddressOf = 0; |
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diff
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|
716 } |
|
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diff
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|
717 |
|
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diff
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|
718 /* For passing a delegate to a scoped parameter, |
|
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parents:
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diff
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|
719 * this doesn't count as taking the address of it. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
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|
720 * We only worry about 'escaping' references to the function. |
|
330f999ade44
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diff
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|
721 */ |
|
330f999ade44
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diff
changeset
|
722 else if (arg->op == TOKdelegate) |
|
330f999ade44
Merged DMD 1.038
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parents:
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diff
changeset
|
723 { DelegateExp *de = (DelegateExp *)arg; |
|
330f999ade44
Merged DMD 1.038
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parents:
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diff
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|
724 if (de->e1->op == TOKvar) |
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725 { VarExp *ve = (VarExp *)de->e1; |
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726 FuncDeclaration *f = ve->var->isFuncDeclaration(); |
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727 if (f) |
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728 { f->tookAddressOf--; |
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729 //printf("tookAddressOf = %d\n", f->tookAddressOf); |
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730 } |
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731 } |
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732 } |
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733 } |
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734 #endif |
| 159 | 735 } |
| 736 else | |
| 737 { | |
| 738 | |
| 739 // If not D linkage, do promotions | |
|
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740 // LDC: don't do promotions on intrinsics |
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741 if (tf->linkage != LINKd && tf->linkage != LINKintrinsic) |
| 159 | 742 { |
| 743 // Promote bytes, words, etc., to ints | |
| 744 arg = arg->integralPromotions(sc); | |
| 745 | |
| 746 // Promote floats to doubles | |
| 747 switch (arg->type->ty) | |
| 748 { | |
| 749 case Tfloat32: | |
| 750 arg = arg->castTo(sc, Type::tfloat64); | |
| 751 break; | |
| 752 | |
| 753 case Timaginary32: | |
| 754 arg = arg->castTo(sc, Type::timaginary64); | |
| 755 break; | |
| 756 } | |
| 757 } | |
| 758 | |
| 759 // Convert static arrays to dynamic arrays | |
| 760 tb = arg->type->toBasetype(); | |
| 761 if (tb->ty == Tsarray) | |
| 762 { TypeSArray *ts = (TypeSArray *)tb; | |
| 336 | 763 Type *ta = ts->next->arrayOf(); |
| 159 | 764 if (ts->size(arg->loc) == 0) |
| 765 { arg = new NullExp(arg->loc); | |
| 766 arg->type = ta; | |
| 767 } | |
| 768 else | |
| 769 arg = arg->castTo(sc, ta); | |
| 770 } | |
| 336 | 771 #if DMDV2 |
| 772 if (tb->ty == Tstruct) | |
| 773 { | |
| 774 arg = callCpCtor(loc, sc, arg); | |
| 775 } | |
| 776 | |
| 777 // Give error for overloaded function addresses | |
| 778 if (arg->op == TOKsymoff) | |
| 779 { SymOffExp *se = (SymOffExp *)arg; | |
| 780 if (se->hasOverloads && !se->var->isFuncDeclaration()->isUnique()) | |
| 781 arg->error("function %s is overloaded", arg->toChars()); | |
| 782 } | |
| 783 #endif | |
| 159 | 784 arg->rvalue(); |
| 785 } | |
| 786 arg = arg->optimize(WANTvalue); | |
| 787 arguments->data[i] = (void *) arg; | |
| 788 if (done) | |
| 789 break; | |
| 790 } | |
| 791 | |
| 792 #if !IN_LLVM | |
| 793 // If D linkage and variadic, add _arguments[] as first argument | |
| 794 if (tf->linkage == LINKd && tf->varargs == 1) | |
| 795 { | |
| 796 Expression *e; | |
| 797 | |
| 798 e = createTypeInfoArray(sc, (Expression **)&arguments->data[nparams], | |
| 799 arguments->dim - nparams); | |
| 800 arguments->insert(0, e); | |
| 801 } | |
| 802 #endif | |
| 803 } | |
| 804 | |
| 805 /************************************************** | |
| 806 * Write expression out to buf, but wrap it | |
| 807 * in ( ) if its precedence is less than pr. | |
| 808 */ | |
| 809 | |
| 810 void expToCBuffer(OutBuffer *buf, HdrGenState *hgs, Expression *e, enum PREC pr) | |
| 811 { | |
| 336 | 812 //if (precedence[e->op] == 0) e->dump(0); |
|
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813 if (precedence[e->op] < pr || |
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814 /* Despite precedence, we don't allow a<b<c expressions. |
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815 * They must be parenthesized. |
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816 */ |
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817 (pr == PREC_rel && precedence[e->op] == pr)) |
| 159 | 818 { |
| 819 buf->writeByte('('); | |
| 820 e->toCBuffer(buf, hgs); | |
| 821 buf->writeByte(')'); | |
| 822 } | |
| 823 else | |
| 824 e->toCBuffer(buf, hgs); | |
| 825 } | |
| 826 | |
| 827 /************************************************** | |
| 828 * Write out argument list to buf. | |
| 829 */ | |
| 830 | |
| 831 void argsToCBuffer(OutBuffer *buf, Expressions *arguments, HdrGenState *hgs) | |
| 832 { | |
| 833 if (arguments) | |
| 834 { | |
| 835 for (size_t i = 0; i < arguments->dim; i++) | |
| 836 { Expression *arg = (Expression *)arguments->data[i]; | |
| 837 | |
| 838 if (arg) | |
| 839 { if (i) | |
| 840 buf->writeByte(','); | |
| 841 expToCBuffer(buf, hgs, arg, PREC_assign); | |
| 842 } | |
| 843 } | |
| 844 } | |
| 845 } | |
| 846 | |
| 847 /************************************************** | |
| 848 * Write out argument types to buf. | |
| 849 */ | |
| 850 | |
| 851 void argExpTypesToCBuffer(OutBuffer *buf, Expressions *arguments, HdrGenState *hgs) | |
| 852 { | |
| 853 if (arguments) | |
| 854 { OutBuffer argbuf; | |
| 855 | |
| 856 for (size_t i = 0; i < arguments->dim; i++) | |
| 857 { Expression *arg = (Expression *)arguments->data[i]; | |
| 858 | |
| 859 if (i) | |
| 860 buf->writeByte(','); | |
| 861 argbuf.reset(); | |
| 862 arg->type->toCBuffer2(&argbuf, hgs, 0); | |
| 863 buf->write(&argbuf); | |
| 864 } | |
| 865 } | |
| 866 } | |
| 867 | |
| 868 /******************************** Expression **************************/ | |
| 869 | |
| 870 Expression::Expression(Loc loc, enum TOK op, int size) | |
| 871 : loc(loc) | |
| 872 { | |
|
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873 //printf("Expression::Expression(op = %d) this = %p\n", op, this); |
| 159 | 874 this->loc = loc; |
| 875 this->op = op; | |
| 876 this->size = size; | |
| 877 type = NULL; | |
|
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878 |
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879 #if IN_LLVM |
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880 cachedLvalue = NULL; |
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881 #endif |
| 159 | 882 } |
| 883 | |
| 884 Expression *Expression::syntaxCopy() | |
| 885 { | |
| 886 //printf("Expression::syntaxCopy()\n"); | |
| 887 //dump(0); | |
| 888 return copy(); | |
| 889 } | |
| 890 | |
| 891 /********************************* | |
| 892 * Does *not* do a deep copy. | |
| 893 */ | |
| 894 | |
| 895 Expression *Expression::copy() | |
| 896 { | |
| 897 Expression *e; | |
| 898 if (!size) | |
| 899 { | |
| 900 #ifdef DEBUG | |
| 901 fprintf(stdmsg, "No expression copy for: %s\n", toChars()); | |
| 902 printf("op = %d\n", op); | |
| 903 dump(0); | |
| 904 #endif | |
| 905 assert(0); | |
| 906 } | |
| 907 e = (Expression *)mem.malloc(size); | |
|
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908 //printf("Expression::copy(op = %d) e = %p\n", op, e); |
| 159 | 909 return (Expression *)memcpy(e, this, size); |
| 910 } | |
| 911 | |
| 912 /************************** | |
| 913 * Semantically analyze Expression. | |
| 914 * Determine types, fold constants, etc. | |
| 915 */ | |
| 916 | |
| 917 Expression *Expression::semantic(Scope *sc) | |
| 918 { | |
| 919 #if LOGSEMANTIC | |
| 336 | 920 printf("Expression::semantic() %s\n", toChars()); |
| 159 | 921 #endif |
| 922 if (type) | |
| 923 type = type->semantic(loc, sc); | |
| 924 else | |
| 925 type = Type::tvoid; | |
| 926 return this; | |
| 927 } | |
| 928 | |
| 929 void Expression::print() | |
| 930 { | |
| 931 fprintf(stdmsg, "%s\n", toChars()); | |
| 932 fflush(stdmsg); | |
| 933 } | |
| 934 | |
| 935 char *Expression::toChars() | |
| 936 { OutBuffer *buf; | |
| 937 HdrGenState hgs; | |
| 938 | |
| 939 memset(&hgs, 0, sizeof(hgs)); | |
| 940 buf = new OutBuffer(); | |
| 941 toCBuffer(buf, &hgs); | |
| 942 return buf->toChars(); | |
| 943 } | |
| 944 | |
| 945 void Expression::error(const char *format, ...) | |
| 946 { | |
| 947 va_list ap; | |
| 948 va_start(ap, format); | |
| 949 ::verror(loc, format, ap); | |
| 950 va_end( ap ); | |
| 951 } | |
| 952 | |
|
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953 void Expression::warning(const char *format, ...) |
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954 { |
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955 if (global.params.warnings && !global.gag) |
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956 { |
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957 va_list ap; |
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958 va_start(ap, format); |
|
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959 ::vwarning(loc, format, ap); |
|
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960 va_end( ap ); |
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961 } |
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962 } |
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963 |
| 159 | 964 void Expression::rvalue() |
| 965 { | |
| 966 if (type && type->toBasetype()->ty == Tvoid) | |
| 967 { error("expression %s is void and has no value", toChars()); | |
| 968 #if 0 | |
| 969 dump(0); | |
| 970 halt(); | |
| 971 #endif | |
| 336 | 972 type = Type::tint32; |
| 159 | 973 } |
| 974 } | |
| 975 | |
| 976 Expression *Expression::combine(Expression *e1, Expression *e2) | |
| 977 { | |
| 978 if (e1) | |
| 979 { | |
| 980 if (e2) | |
| 981 { | |
| 982 e1 = new CommaExp(e1->loc, e1, e2); | |
| 983 e1->type = e2->type; | |
| 984 } | |
| 985 } | |
| 986 else | |
| 987 e1 = e2; | |
| 988 return e1; | |
| 989 } | |
| 990 | |
|
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991 dinteger_t Expression::toInteger() |
| 159 | 992 { |
| 993 //printf("Expression %s\n", Token::toChars(op)); | |
| 994 error("Integer constant expression expected instead of %s", toChars()); | |
| 995 return 0; | |
| 996 } | |
| 997 | |
| 998 uinteger_t Expression::toUInteger() | |
| 999 { | |
| 1000 //printf("Expression %s\n", Token::toChars(op)); | |
| 1001 return (uinteger_t)toInteger(); | |
| 1002 } | |
| 1003 | |
| 1004 real_t Expression::toReal() | |
| 1005 { | |
| 1006 error("Floating point constant expression expected instead of %s", toChars()); | |
| 1007 return 0; | |
| 1008 } | |
| 1009 | |
| 1010 real_t Expression::toImaginary() | |
| 1011 { | |
| 1012 error("Floating point constant expression expected instead of %s", toChars()); | |
| 1013 return 0; | |
| 1014 } | |
| 1015 | |
| 1016 complex_t Expression::toComplex() | |
| 1017 { | |
| 1018 error("Floating point constant expression expected instead of %s", toChars()); | |
| 1019 #ifdef IN_GCC | |
| 1020 return complex_t(real_t(0)); // %% nicer | |
| 1021 #else | |
| 1022 return 0; | |
| 1023 #endif | |
| 1024 } | |
| 1025 | |
| 1026 void Expression::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 1027 { | |
| 1028 buf->writestring(Token::toChars(op)); | |
| 1029 } | |
| 1030 | |
| 1031 void Expression::toMangleBuffer(OutBuffer *buf) | |
| 1032 { | |
| 1033 error("expression %s is not a valid template value argument", toChars()); | |
| 1034 } | |
| 1035 | |
|
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1036 /*************************************** |
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1037 * Return !=0 if expression is an lvalue. |
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1038 */ |
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1039 #if DMDV2 |
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1040 int Expression::isLvalue() |
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1041 { |
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1042 return 0; |
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1043 } |
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1044 #endif |
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1045 |
| 159 | 1046 /******************************* |
| 1047 * Give error if we're not an lvalue. | |
| 1048 * If we can, convert expression to be an lvalue. | |
| 1049 */ | |
| 1050 | |
| 1051 Expression *Expression::toLvalue(Scope *sc, Expression *e) | |
| 1052 { | |
| 1053 if (!e) | |
| 1054 e = this; | |
| 1055 else if (!loc.filename) | |
| 1056 loc = e->loc; | |
| 1057 error("%s is not an lvalue", e->toChars()); | |
| 1058 return this; | |
| 1059 } | |
| 1060 | |
| 1061 Expression *Expression::modifiableLvalue(Scope *sc, Expression *e) | |
| 1062 { | |
|
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1063 //printf("Expression::modifiableLvalue() %s, type = %s\n", toChars(), type->toChars()); |
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1064 |
| 159 | 1065 // See if this expression is a modifiable lvalue (i.e. not const) |
|
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1066 #if DMDV2 |
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1067 if (type && (!type->isMutable() || !type->isAssignable())) |
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1068 error("%s is not mutable", e->toChars()); |
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1069 #endif |
| 159 | 1070 return toLvalue(sc, e); |
| 1071 } | |
| 1072 | |
| 1073 /************************************ | |
| 1074 * Detect cases where pointers to the stack can 'escape' the | |
| 1075 * lifetime of the stack frame. | |
| 1076 */ | |
| 1077 | |
| 1078 void Expression::checkEscape() | |
| 1079 { | |
| 1080 } | |
| 1081 | |
| 1082 void Expression::checkScalar() | |
| 1083 { | |
| 1084 if (!type->isscalar()) | |
| 1085 error("'%s' is not a scalar, it is a %s", toChars(), type->toChars()); | |
| 1086 } | |
| 1087 | |
| 1088 void Expression::checkNoBool() | |
| 1089 { | |
| 1090 if (type->toBasetype()->ty == Tbool) | |
| 1091 error("operation not allowed on bool '%s'", toChars()); | |
| 1092 } | |
| 1093 | |
| 1094 Expression *Expression::checkIntegral() | |
| 1095 { | |
| 1096 if (!type->isintegral()) | |
| 1097 { error("'%s' is not of integral type, it is a %s", toChars(), type->toChars()); | |
| 1098 return new IntegerExp(0); | |
| 1099 } | |
| 1100 return this; | |
| 1101 } | |
| 1102 | |
| 1103 Expression *Expression::checkArithmetic() | |
| 1104 { | |
| 1105 if (!type->isintegral() && !type->isfloating()) | |
| 1106 { error("'%s' is not of arithmetic type, it is a %s", toChars(), type->toChars()); | |
| 1107 return new IntegerExp(0); | |
| 1108 } | |
| 1109 return this; | |
| 1110 } | |
| 1111 | |
| 1112 void Expression::checkDeprecated(Scope *sc, Dsymbol *s) | |
| 1113 { | |
| 1114 s->checkDeprecated(loc, sc); | |
| 1115 } | |
| 1116 | |
|
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Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1117 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
changeset
|
1118 void Expression::checkPurity(Scope *sc, FuncDeclaration *f) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1119 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1120 if (sc->func && sc->func->isPure() && !sc->intypeof && !f->isPure()) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1121 error("pure function '%s' cannot call impure function '%s'\n", |
|
330f999ade44
Merged DMD 1.038
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parents:
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diff
changeset
|
1122 sc->func->toChars(), f->toChars()); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1123 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
changeset
|
1124 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1125 |
| 159 | 1126 /******************************** |
| 1127 * Check for expressions that have no use. | |
| 1128 * Input: | |
| 1129 * flag 0 not going to use the result, so issue error message if no | |
| 1130 * side effects | |
| 1131 * 1 the result of the expression is used, but still check | |
| 1132 * for useless subexpressions | |
| 1133 * 2 do not issue error messages, just return !=0 if expression | |
| 1134 * has side effects | |
| 1135 */ | |
| 1136 | |
| 1137 int Expression::checkSideEffect(int flag) | |
| 1138 { | |
| 1139 if (flag == 0) | |
| 1140 { if (op == TOKimport) | |
| 1141 { | |
| 1142 error("%s has no effect", toChars()); | |
| 1143 } | |
| 1144 else | |
| 1145 error("%s has no effect in expression (%s)", | |
| 1146 Token::toChars(op), toChars()); | |
| 1147 } | |
| 1148 return 0; | |
| 1149 } | |
| 1150 | |
| 1151 /***************************** | |
| 1152 * Check that expression can be tested for true or false. | |
| 1153 */ | |
| 1154 | |
| 1155 Expression *Expression::checkToBoolean() | |
| 1156 { | |
| 1157 // Default is 'yes' - do nothing | |
| 1158 | |
| 1159 #ifdef DEBUG | |
| 1160 if (!type) | |
| 1161 dump(0); | |
| 1162 #endif | |
| 1163 | |
| 1164 if (!type->checkBoolean()) | |
| 1165 { | |
| 1166 error("expression %s of type %s does not have a boolean value", toChars(), type->toChars()); | |
| 1167 } | |
| 1168 return this; | |
| 1169 } | |
| 1170 | |
| 1171 /**************************** | |
| 1172 */ | |
| 1173 | |
| 1174 Expression *Expression::checkToPointer() | |
| 1175 { | |
| 1176 Expression *e; | |
| 1177 Type *tb; | |
| 1178 | |
| 1179 //printf("Expression::checkToPointer()\n"); | |
| 1180 e = this; | |
| 1181 | |
| 1182 // If C static array, convert to pointer | |
| 1183 tb = type->toBasetype(); | |
| 1184 if (tb->ty == Tsarray) | |
| 1185 { TypeSArray *ts = (TypeSArray *)tb; | |
| 1186 if (ts->size(loc) == 0) | |
| 1187 e = new NullExp(loc); | |
| 1188 else | |
| 1189 e = new AddrExp(loc, this); | |
| 336 | 1190 e->type = ts->next->pointerTo(); |
| 159 | 1191 } |
| 1192 return e; | |
| 1193 } | |
| 1194 | |
| 1195 /****************************** | |
| 1196 * Take address of expression. | |
| 1197 */ | |
| 1198 | |
| 1199 Expression *Expression::addressOf(Scope *sc) | |
| 1200 { | |
| 1201 Expression *e; | |
| 1202 | |
| 1203 //printf("Expression::addressOf()\n"); | |
| 1204 e = toLvalue(sc, NULL); | |
| 1205 e = new AddrExp(loc, e); | |
| 1206 e->type = type->pointerTo(); | |
| 1207 return e; | |
| 1208 } | |
| 1209 | |
| 1210 /****************************** | |
| 1211 * If this is a reference, dereference it. | |
| 1212 */ | |
| 1213 | |
| 1214 Expression *Expression::deref() | |
| 1215 { | |
| 1216 //printf("Expression::deref()\n"); | |
| 1217 if (type->ty == Treference) | |
| 1218 { Expression *e; | |
| 1219 | |
| 1220 e = new PtrExp(loc, this); | |
| 336 | 1221 e->type = ((TypeReference *)type)->next; |
| 159 | 1222 return e; |
| 1223 } | |
| 1224 return this; | |
| 1225 } | |
| 1226 | |
| 1227 /******************************** | |
| 1228 * Does this expression statically evaluate to a boolean TRUE or FALSE? | |
| 1229 */ | |
| 1230 | |
| 1231 int Expression::isBool(int result) | |
| 1232 { | |
| 1233 return FALSE; | |
| 1234 } | |
| 1235 | |
| 1236 /******************************** | |
| 1237 * Does this expression result in either a 1 or a 0? | |
| 1238 */ | |
| 1239 | |
| 1240 int Expression::isBit() | |
| 1241 { | |
| 1242 return FALSE; | |
| 1243 } | |
| 1244 | |
| 336 | 1245 /******************************** |
| 1246 * Can this expression throw an exception? | |
| 1247 * Valid only after semantic() pass. | |
| 1248 */ | |
| 1249 | |
| 1250 int Expression::canThrow() | |
| 1251 { | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1252 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
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|
1253 return FALSE; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
changeset
|
1254 #else |
| 336 | 1255 return TRUE; |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
changeset
|
1256 #endif |
| 336 | 1257 } |
| 1258 | |
| 1259 | |
| 1260 | |
| 159 | 1261 Expressions *Expression::arraySyntaxCopy(Expressions *exps) |
| 1262 { Expressions *a = NULL; | |
| 1263 | |
| 1264 if (exps) | |
| 1265 { | |
| 1266 a = new Expressions(); | |
| 1267 a->setDim(exps->dim); | |
| 1268 for (int i = 0; i < a->dim; i++) | |
| 1269 { Expression *e = (Expression *)exps->data[i]; | |
| 1270 | |
| 1271 e = e->syntaxCopy(); | |
| 1272 a->data[i] = e; | |
| 1273 } | |
| 1274 } | |
| 1275 return a; | |
| 1276 } | |
| 1277 | |
| 1278 /******************************** IntegerExp **************************/ | |
| 1279 | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1280 IntegerExp::IntegerExp(Loc loc, dinteger_t value, Type *type) |
| 159 | 1281 : Expression(loc, TOKint64, sizeof(IntegerExp)) |
| 1282 { | |
| 1283 //printf("IntegerExp(value = %lld, type = '%s')\n", value, type ? type->toChars() : ""); | |
| 1284 if (type && !type->isscalar()) | |
| 1285 { | |
| 336 | 1286 //printf("%s, loc = %d\n", toChars(), loc.linnum); |
| 159 | 1287 error("integral constant must be scalar type, not %s", type->toChars()); |
| 1288 type = Type::terror; | |
| 1289 } | |
| 1290 this->type = type; | |
| 1291 this->value = value; | |
| 1292 } | |
| 1293 | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
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diff
changeset
|
1294 IntegerExp::IntegerExp(dinteger_t value) |
| 159 | 1295 : Expression(0, TOKint64, sizeof(IntegerExp)) |
| 1296 { | |
| 1297 this->type = Type::tint32; | |
| 1298 this->value = value; | |
| 1299 } | |
| 1300 | |
| 1301 int IntegerExp::equals(Object *o) | |
| 1302 { IntegerExp *ne; | |
| 1303 | |
| 1304 if (this == o || | |
| 1305 (((Expression *)o)->op == TOKint64 && | |
| 1306 ((ne = (IntegerExp *)o), type->equals(ne->type)) && | |
| 1307 value == ne->value)) | |
| 1308 return 1; | |
| 1309 return 0; | |
| 1310 } | |
| 1311 | |
| 1312 char *IntegerExp::toChars() | |
| 1313 { | |
| 1314 #if 1 | |
| 1315 return Expression::toChars(); | |
| 1316 #else | |
| 1317 static char buffer[sizeof(value) * 3 + 1]; | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1318 |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1319 sprintf(buffer, "%jd", value); |
| 159 | 1320 return buffer; |
| 1321 #endif | |
| 1322 } | |
| 1323 | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
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diff
changeset
|
1324 dinteger_t IntegerExp::toInteger() |
| 159 | 1325 { Type *t; |
| 1326 | |
| 1327 t = type; | |
| 1328 while (t) | |
| 1329 { | |
| 1330 switch (t->ty) | |
| 1331 { | |
| 1332 case Tbit: | |
| 1333 case Tbool: value = (value != 0); break; | |
| 1334 case Tint8: value = (d_int8) value; break; | |
| 1335 case Tchar: | |
| 1336 case Tuns8: value = (d_uns8) value; break; | |
| 1337 case Tint16: value = (d_int16) value; break; | |
| 1338 case Twchar: | |
| 1339 case Tuns16: value = (d_uns16) value; break; | |
| 1340 case Tint32: value = (d_int32) value; break; | |
| 1341 case Tdchar: | |
| 1342 case Tuns32: value = (d_uns32) value; break; | |
| 1343 case Tint64: value = (d_int64) value; break; | |
| 1344 case Tuns64: value = (d_uns64) value; break; | |
|
1120
0d38fa5a0b46
Another "pointers are 32 bits" issue in the frontend. long/ulong constants cast
Frits van Bommel <fvbommel wxs.nl>
parents:
1103
diff
changeset
|
1345 case Tpointer: |
|
0d38fa5a0b46
Another "pointers are 32 bits" issue in the frontend. long/ulong constants cast
Frits van Bommel <fvbommel wxs.nl>
parents:
1103
diff
changeset
|
1346 if (PTRSIZE == 4) |
|
0d38fa5a0b46
Another "pointers are 32 bits" issue in the frontend. long/ulong constants cast
Frits van Bommel <fvbommel wxs.nl>
parents:
1103
diff
changeset
|
1347 value = (d_uns32) value; |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1348 else if (PTRSIZE == 8) |
|
1120
0d38fa5a0b46
Another "pointers are 32 bits" issue in the frontend. long/ulong constants cast
Frits van Bommel <fvbommel wxs.nl>
parents:
1103
diff
changeset
|
1349 value = (d_uns64) value; |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1350 else |
|
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1351 assert(0); |
|
1120
0d38fa5a0b46
Another "pointers are 32 bits" issue in the frontend. long/ulong constants cast
Frits van Bommel <fvbommel wxs.nl>
parents:
1103
diff
changeset
|
1352 break; |
| 159 | 1353 |
| 1354 case Tenum: | |
| 1355 { | |
| 1356 TypeEnum *te = (TypeEnum *)t; | |
| 1357 t = te->sym->memtype; | |
| 1358 continue; | |
| 1359 } | |
| 1360 | |
| 1361 case Ttypedef: | |
| 1362 { | |
| 1363 TypeTypedef *tt = (TypeTypedef *)t; | |
| 1364 t = tt->sym->basetype; | |
| 1365 continue; | |
| 1366 } | |
| 1367 | |
| 1368 default: | |
| 336 | 1369 /* This can happen if errors, such as |
| 1370 * the type is painted on like in fromConstInitializer(). | |
| 1371 */ | |
| 1372 if (!global.errors) | |
| 1373 { type->print(); | |
| 1374 assert(0); | |
| 1375 } | |
| 159 | 1376 break; |
| 1377 } | |
| 1378 break; | |
| 1379 } | |
| 1380 return value; | |
| 1381 } | |
| 1382 | |
| 1383 real_t IntegerExp::toReal() | |
| 1384 { | |
| 1385 Type *t; | |
| 1386 | |
| 1387 toInteger(); | |
| 1388 t = type->toBasetype(); | |
| 1389 if (t->ty == Tuns64) | |
| 1390 return (real_t)(d_uns64)value; | |
| 1391 else | |
| 1392 return (real_t)(d_int64)value; | |
| 1393 } | |
| 1394 | |
| 1395 real_t IntegerExp::toImaginary() | |
| 1396 { | |
| 1397 return (real_t) 0; | |
| 1398 } | |
| 1399 | |
| 1400 complex_t IntegerExp::toComplex() | |
| 1401 { | |
| 1402 return toReal(); | |
| 1403 } | |
| 1404 | |
| 1405 int IntegerExp::isBool(int result) | |
| 1406 { | |
| 1407 return result ? value != 0 : value == 0; | |
| 1408 } | |
| 1409 | |
| 1410 Expression *IntegerExp::semantic(Scope *sc) | |
| 1411 { | |
| 1412 if (!type) | |
| 1413 { | |
| 1414 // Determine what the type of this number is | |
|
1195
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Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1415 dinteger_t number = value; |
| 159 | 1416 |
| 1417 if (number & 0x8000000000000000LL) | |
| 1418 type = Type::tuns64; | |
| 1419 else if (number & 0xFFFFFFFF80000000LL) | |
| 1420 type = Type::tint64; | |
| 1421 else | |
| 1422 type = Type::tint32; | |
| 1423 } | |
| 1424 else | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
1425 { if (!type->deco) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
1426 type = type->semantic(loc, sc); |
| 159 | 1427 } |
| 1428 return this; | |
| 1429 } | |
| 1430 | |
| 1431 Expression *IntegerExp::toLvalue(Scope *sc, Expression *e) | |
| 1432 { | |
| 1433 if (!e) | |
| 1434 e = this; | |
| 1435 else if (!loc.filename) | |
| 1436 loc = e->loc; | |
| 1437 e->error("constant %s is not an lvalue", e->toChars()); | |
| 1438 return this; | |
| 1439 } | |
| 1440 | |
| 1441 void IntegerExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 1442 { | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1443 dinteger_t v = toInteger(); |
| 159 | 1444 |
| 1445 if (type) | |
| 1446 { Type *t = type; | |
| 1447 | |
| 1448 L1: | |
| 1449 switch (t->ty) | |
| 1450 { | |
| 1451 case Tenum: | |
| 1452 { TypeEnum *te = (TypeEnum *)t; | |
| 1453 buf->printf("cast(%s)", te->sym->toChars()); | |
| 1454 t = te->sym->memtype; | |
| 1455 goto L1; | |
| 1456 } | |
| 1457 | |
| 1458 case Ttypedef: | |
| 1459 { TypeTypedef *tt = (TypeTypedef *)t; | |
| 1460 buf->printf("cast(%s)", tt->sym->toChars()); | |
| 1461 t = tt->sym->basetype; | |
| 1462 goto L1; | |
| 1463 } | |
| 1464 | |
| 1465 case Twchar: // BUG: need to cast(wchar) | |
| 1466 case Tdchar: // BUG: need to cast(dchar) | |
| 1467 if ((uinteger_t)v > 0xFF) | |
| 1468 { | |
|
1372
229e02867307
Fix format-string bugs by adding __attribute__((__format__)) in all applicable
Frits van Bommel <fvbommel wxs.nl>
parents:
1367
diff
changeset
|
1469 buf->printf("'\\U%08x'", (unsigned)v); |
| 159 | 1470 break; |
| 1471 } | |
| 1472 case Tchar: | |
| 1473 if (v == '\'') | |
| 1474 buf->writestring("'\\''"); | |
| 1475 else if (isprint(v) && v != '\\') | |
| 1476 buf->printf("'%c'", (int)v); | |
| 1477 else | |
| 1478 buf->printf("'\\x%02x'", (int)v); | |
| 1479 break; | |
| 1480 | |
| 1481 case Tint8: | |
| 1482 buf->writestring("cast(byte)"); | |
| 1483 goto L2; | |
| 1484 | |
| 1485 case Tint16: | |
| 1486 buf->writestring("cast(short)"); | |
| 1487 goto L2; | |
| 1488 | |
| 1489 case Tint32: | |
| 1490 L2: | |
| 1491 buf->printf("%d", (int)v); | |
| 1492 break; | |
| 1493 | |
| 1494 case Tuns8: | |
| 1495 buf->writestring("cast(ubyte)"); | |
| 1496 goto L3; | |
| 1497 | |
| 1498 case Tuns16: | |
| 1499 buf->writestring("cast(ushort)"); | |
| 1500 goto L3; | |
| 1501 | |
| 1502 case Tuns32: | |
| 1503 L3: | |
| 1504 buf->printf("%du", (unsigned)v); | |
| 1505 break; | |
| 1506 | |
| 1507 case Tint64: | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1508 buf->printf("%jdL", v); |
| 159 | 1509 break; |
| 1510 | |
| 1511 case Tuns64: | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1512 L4: |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1513 buf->printf("%juLU", v); |
| 159 | 1514 break; |
| 1515 | |
| 1516 case Tbit: | |
| 1517 case Tbool: | |
| 1518 buf->writestring((char *)(v ? "true" : "false")); | |
| 1519 break; | |
| 1520 | |
| 1521 case Tpointer: | |
| 1522 buf->writestring("cast("); | |
| 1523 buf->writestring(t->toChars()); | |
| 1524 buf->writeByte(')'); | |
|
1120
0d38fa5a0b46
Another "pointers are 32 bits" issue in the frontend. long/ulong constants cast
Frits van Bommel <fvbommel wxs.nl>
parents:
1103
diff
changeset
|
1525 if (PTRSIZE == 4) |
|
0d38fa5a0b46
Another "pointers are 32 bits" issue in the frontend. long/ulong constants cast
Frits van Bommel <fvbommel wxs.nl>
parents:
1103
diff
changeset
|
1526 goto L3; |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1527 else if (PTRSIZE == 8) |
|
1120
0d38fa5a0b46
Another "pointers are 32 bits" issue in the frontend. long/ulong constants cast
Frits van Bommel <fvbommel wxs.nl>
parents:
1103
diff
changeset
|
1528 goto L4; |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1529 else |
|
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1530 assert(0); |
| 159 | 1531 |
| 1532 default: | |
| 336 | 1533 /* This can happen if errors, such as |
| 1534 * the type is painted on like in fromConstInitializer(). | |
| 1535 */ | |
| 1536 if (!global.errors) | |
| 1537 { | |
| 159 | 1538 #ifdef DEBUG |
| 336 | 1539 t->print(); |
| 159 | 1540 #endif |
| 336 | 1541 assert(0); |
| 1542 } | |
| 1543 break; | |
| 159 | 1544 } |
| 1545 } | |
| 1546 else if (v & 0x8000000000000000LL) | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1547 buf->printf("0x%jx", v); |
| 159 | 1548 else |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1549 buf->printf("%jd", v); |
| 159 | 1550 } |
| 1551 | |
| 1552 void IntegerExp::toMangleBuffer(OutBuffer *buf) | |
| 1553 { | |
| 1554 if ((sinteger_t)value < 0) | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
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|
1555 buf->printf("N%jd", -value); |
| 159 | 1556 else |
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1557 buf->printf("%jd", value); |
| 159 | 1558 } |
| 1559 | |
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1560 /******************************** ErrorExp **************************/ |
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1561 |
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1562 /* Use this expression for error recovery. |
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1563 * It should behave as a 'sink' to prevent further cascaded error messages. |
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1564 */ |
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1565 |
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1566 ErrorExp::ErrorExp() |
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1567 : IntegerExp(0, 0, Type::terror) |
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1568 { |
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1569 } |
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1570 |
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1571 void ErrorExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
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1572 { |
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1573 buf->writestring("__error"); |
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1575 |
| 159 | 1576 /******************************** RealExp **************************/ |
| 1577 | |
| 1578 RealExp::RealExp(Loc loc, real_t value, Type *type) | |
| 1579 : Expression(loc, TOKfloat64, sizeof(RealExp)) | |
| 1580 { | |
| 1581 //printf("RealExp::RealExp(%Lg)\n", value); | |
| 1582 this->value = value; | |
| 1583 this->type = type; | |
| 1584 } | |
| 1585 | |
| 1586 char *RealExp::toChars() | |
| 1587 { | |
| 1588 char buffer[sizeof(value) * 3 + 8 + 1 + 1]; | |
| 1589 | |
| 1590 #ifdef IN_GCC | |
| 1591 value.format(buffer, sizeof(buffer)); | |
| 1592 if (type->isimaginary()) | |
| 1593 strcat(buffer, "i"); | |
| 1594 #else | |
| 1595 sprintf(buffer, type->isimaginary() ? "%Lgi" : "%Lg", value); | |
| 1596 #endif | |
| 1597 assert(strlen(buffer) < sizeof(buffer)); | |
| 1598 return mem.strdup(buffer); | |
| 1599 } | |
| 1600 | |
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1601 dinteger_t RealExp::toInteger() |
| 159 | 1602 { |
| 1603 #ifdef IN_GCC | |
| 1604 return toReal().toInt(); | |
| 1605 #else | |
| 1606 return (sinteger_t) toReal(); | |
| 1607 #endif | |
| 1608 } | |
| 1609 | |
| 1610 uinteger_t RealExp::toUInteger() | |
| 1611 { | |
| 1612 #ifdef IN_GCC | |
| 1613 return (uinteger_t) toReal().toInt(); | |
| 1614 #else | |
| 1615 return (uinteger_t) toReal(); | |
| 1616 #endif | |
| 1617 } | |
| 1618 | |
| 1619 real_t RealExp::toReal() | |
| 1620 { | |
| 1621 return type->isreal() ? value : 0; | |
| 1622 } | |
| 1623 | |
| 1624 real_t RealExp::toImaginary() | |
| 1625 { | |
| 1626 return type->isreal() ? 0 : value; | |
| 1627 } | |
| 1628 | |
| 1629 complex_t RealExp::toComplex() | |
| 1630 { | |
| 1631 #ifdef __DMC__ | |
| 1632 return toReal() + toImaginary() * I; | |
| 1633 #else | |
| 1634 return complex_t(toReal(), toImaginary()); | |
| 1635 #endif | |
| 1636 } | |
| 1637 | |
| 1638 /******************************** | |
| 1639 * Test to see if two reals are the same. | |
| 1640 * Regard NaN's as equivalent. | |
| 1641 * Regard +0 and -0 as different. | |
| 1642 */ | |
| 1643 | |
| 1644 int RealEquals(real_t x1, real_t x2) | |
| 1645 { | |
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1646 #if __APPLE__ |
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1647 return (__inline_isnan(x1) && __inline_isnan(x2)) || |
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1648 #else |
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1649 return // special case nans |
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1650 (isnan(x1) && isnan(x2)) || |
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1651 #endif |
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1652 // and zero, in order to distinguish +0 from -0 |
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1653 (x1 == 0 && x2 == 0 && 1./x1 == 1./x2) || |
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1654 // otherwise just compare |
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1655 (x1 != 0. && x1 == x2); |
| 159 | 1656 } |
| 1657 | |
| 1658 int RealExp::equals(Object *o) | |
| 1659 { RealExp *ne; | |
| 1660 | |
| 1661 if (this == o || | |
| 1662 (((Expression *)o)->op == TOKfloat64 && | |
| 1663 ((ne = (RealExp *)o), type->equals(ne->type)) && | |
| 1664 RealEquals(value, ne->value) | |
| 1665 ) | |
| 1666 ) | |
| 1667 return 1; | |
| 1668 return 0; | |
| 1669 } | |
| 1670 | |
| 1671 Expression *RealExp::semantic(Scope *sc) | |
| 1672 { | |
| 1673 if (!type) | |
| 1674 type = Type::tfloat64; | |
| 1675 else | |
| 1676 type = type->semantic(loc, sc); | |
| 1677 return this; | |
| 1678 } | |
| 1679 | |
| 1680 int RealExp::isBool(int result) | |
| 1681 { | |
| 1682 #ifdef IN_GCC | |
| 1683 return result ? (! value.isZero()) : (value.isZero()); | |
| 1684 #else | |
| 1685 return result ? (value != 0) | |
| 1686 : (value == 0); | |
| 1687 #endif | |
| 1688 } | |
| 1689 | |
| 1690 void floatToBuffer(OutBuffer *buf, Type *type, real_t value) | |
| 1691 { | |
| 1692 /* In order to get an exact representation, try converting it | |
| 1693 * to decimal then back again. If it matches, use it. | |
| 1694 * If it doesn't, fall back to hex, which is | |
| 1695 * always exact. | |
| 1696 */ | |
| 1697 char buffer[25]; | |
| 1698 sprintf(buffer, "%Lg", value); | |
| 1699 assert(strlen(buffer) < sizeof(buffer)); | |
| 1700 #if _WIN32 && __DMC__ | |
| 1701 char *save = __locale_decpoint; | |
| 1702 __locale_decpoint = "."; | |
| 1703 real_t r = strtold(buffer, NULL); | |
| 1704 __locale_decpoint = save; | |
| 1705 #else | |
| 1706 real_t r = strtold(buffer, NULL); | |
| 1707 #endif | |
| 1708 if (r == value) // if exact duplication | |
| 1709 buf->writestring(buffer); | |
| 1710 else | |
| 1711 buf->printf("%La", value); // ensure exact duplication | |
| 1712 | |
| 1713 if (type) | |
| 1714 { | |
| 1715 Type *t = type->toBasetype(); | |
| 1716 switch (t->ty) | |
| 1717 { | |
| 1718 case Tfloat32: | |
| 1719 case Timaginary32: | |
| 1720 case Tcomplex32: | |
| 1721 buf->writeByte('F'); | |
| 1722 break; | |
| 1723 | |
| 1724 case Tfloat80: | |
| 1725 case Timaginary80: | |
| 1726 case Tcomplex80: | |
| 1727 buf->writeByte('L'); | |
| 1728 break; | |
| 1729 | |
| 1730 default: | |
| 1731 break; | |
| 1732 } | |
| 1733 if (t->isimaginary()) | |
| 1734 buf->writeByte('i'); | |
| 1735 } | |
| 1736 } | |
| 1737 | |
| 1738 void RealExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 1739 { | |
| 1740 floatToBuffer(buf, type, value); | |
| 1741 } | |
| 1742 | |
| 1743 void realToMangleBuffer(OutBuffer *buf, real_t value) | |
| 1744 { | |
| 1745 /* Rely on %A to get portable mangling. | |
| 1746 * Must munge result to get only identifier characters. | |
| 1747 * | |
| 1748 * Possible values from %A => mangled result | |
| 1749 * NAN => NAN | |
| 1750 * -INF => NINF | |
| 1751 * INF => INF | |
| 1752 * -0X1.1BC18BA997B95P+79 => N11BC18BA997B95P79 | |
| 1753 * 0X1.9P+2 => 19P2 | |
| 1754 */ | |
| 1755 | |
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1758 #else |
| 159 | 1759 if (isnan(value)) |
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1760 #endif |
| 159 | 1761 buf->writestring("NAN"); // no -NAN bugs |
| 1762 else | |
| 1763 { | |
| 1764 char buffer[32]; | |
| 1765 int n = sprintf(buffer, "%LA", value); | |
| 1766 assert(n > 0 && n < sizeof(buffer)); | |
| 1767 for (int i = 0; i < n; i++) | |
| 1768 { char c = buffer[i]; | |
| 1769 | |
| 1770 switch (c) | |
| 1771 { | |
| 1772 case '-': | |
| 1773 buf->writeByte('N'); | |
| 1774 break; | |
| 1775 | |
| 1776 case '+': | |
| 1777 case 'X': | |
| 1778 case '.': | |
| 1779 break; | |
| 1780 | |
| 1781 case '0': | |
| 1782 if (i < 2) | |
| 1783 break; // skip leading 0X | |
| 1784 default: | |
| 1785 buf->writeByte(c); | |
| 1786 break; | |
| 1787 } | |
| 1788 } | |
| 1789 } | |
| 1790 } | |
| 1791 | |
| 1792 void RealExp::toMangleBuffer(OutBuffer *buf) | |
| 1793 { | |
| 1794 buf->writeByte('e'); | |
| 1795 realToMangleBuffer(buf, value); | |
| 1796 } | |
| 1797 | |
| 1798 | |
| 1799 /******************************** ComplexExp **************************/ | |
| 1800 | |
| 1801 ComplexExp::ComplexExp(Loc loc, complex_t value, Type *type) | |
| 1802 : Expression(loc, TOKcomplex80, sizeof(ComplexExp)) | |
| 1803 { | |
| 1804 this->value = value; | |
| 1805 this->type = type; | |
| 1806 //printf("ComplexExp::ComplexExp(%s)\n", toChars()); | |
| 1807 } | |
| 1808 | |
| 1809 char *ComplexExp::toChars() | |
| 1810 { | |
| 1811 char buffer[sizeof(value) * 3 + 8 + 1]; | |
| 1812 | |
| 1813 #ifdef IN_GCC | |
| 1814 char buf1[sizeof(value) * 3 + 8 + 1]; | |
| 1815 char buf2[sizeof(value) * 3 + 8 + 1]; | |
| 1816 creall(value).format(buf1, sizeof(buf1)); | |
| 1817 cimagl(value).format(buf2, sizeof(buf2)); | |
| 1818 sprintf(buffer, "(%s+%si)", buf1, buf2); | |
| 1819 #else | |
| 1820 sprintf(buffer, "(%Lg+%Lgi)", creall(value), cimagl(value)); | |
| 1821 assert(strlen(buffer) < sizeof(buffer)); | |
| 1822 #endif | |
| 1823 return mem.strdup(buffer); | |
| 1824 } | |
| 1825 | |
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1826 dinteger_t ComplexExp::toInteger() |
| 159 | 1827 { |
| 1828 #ifdef IN_GCC | |
| 1829 return (sinteger_t) toReal().toInt(); | |
| 1830 #else | |
| 1831 return (sinteger_t) toReal(); | |
| 1832 #endif | |
| 1833 } | |
| 1834 | |
| 1835 uinteger_t ComplexExp::toUInteger() | |
| 1836 { | |
| 1837 #ifdef IN_GCC | |
| 1838 return (uinteger_t) toReal().toInt(); | |
| 1839 #else | |
| 1840 return (uinteger_t) toReal(); | |
| 1841 #endif | |
| 1842 } | |
| 1843 | |
| 1844 real_t ComplexExp::toReal() | |
| 1845 { | |
| 1846 return creall(value); | |
| 1847 } | |
| 1848 | |
| 1849 real_t ComplexExp::toImaginary() | |
| 1850 { | |
| 1851 return cimagl(value); | |
| 1852 } | |
| 1853 | |
| 1854 complex_t ComplexExp::toComplex() | |
| 1855 { | |
| 1856 return value; | |
| 1857 } | |
| 1858 | |
| 1859 int ComplexExp::equals(Object *o) | |
| 1860 { ComplexExp *ne; | |
| 1861 | |
| 1862 if (this == o || | |
| 1863 (((Expression *)o)->op == TOKcomplex80 && | |
| 1864 ((ne = (ComplexExp *)o), type->equals(ne->type)) && | |
| 1865 RealEquals(creall(value), creall(ne->value)) && | |
| 1866 RealEquals(cimagl(value), cimagl(ne->value)) | |
| 1867 ) | |
| 1868 ) | |
| 1869 return 1; | |
| 1870 return 0; | |
| 1871 } | |
| 1872 | |
| 1873 Expression *ComplexExp::semantic(Scope *sc) | |
| 1874 { | |
| 1875 if (!type) | |
| 1876 type = Type::tcomplex80; | |
| 1877 else | |
| 1878 type = type->semantic(loc, sc); | |
| 1879 return this; | |
| 1880 } | |
| 1881 | |
| 1882 int ComplexExp::isBool(int result) | |
| 1883 { | |
| 1884 if (result) | |
| 1885 return (bool)(value); | |
| 1886 else | |
| 1887 return !value; | |
| 1888 } | |
| 1889 | |
| 1890 void ComplexExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 1891 { | |
| 1892 /* Print as: | |
| 1893 * (re+imi) | |
| 1894 */ | |
| 1895 #ifdef IN_GCC | |
| 1896 char buf1[sizeof(value) * 3 + 8 + 1]; | |
| 1897 char buf2[sizeof(value) * 3 + 8 + 1]; | |
| 1898 creall(value).format(buf1, sizeof(buf1)); | |
| 1899 cimagl(value).format(buf2, sizeof(buf2)); | |
| 1900 buf->printf("(%s+%si)", buf1, buf2); | |
| 1901 #else | |
| 1902 buf->writeByte('('); | |
| 1903 floatToBuffer(buf, type, creall(value)); | |
| 1904 buf->writeByte('+'); | |
| 1905 floatToBuffer(buf, type, cimagl(value)); | |
| 1906 buf->writestring("i)"); | |
| 1907 #endif | |
| 1908 } | |
| 1909 | |
| 1910 void ComplexExp::toMangleBuffer(OutBuffer *buf) | |
| 1911 { | |
| 1912 buf->writeByte('c'); | |
| 1913 real_t r = toReal(); | |
| 1914 realToMangleBuffer(buf, r); | |
| 1915 buf->writeByte('c'); // separate the two | |
| 1916 r = toImaginary(); | |
| 1917 realToMangleBuffer(buf, r); | |
| 1918 } | |
| 1919 | |
| 1920 /******************************** IdentifierExp **************************/ | |
| 1921 | |
| 1922 IdentifierExp::IdentifierExp(Loc loc, Identifier *ident) | |
| 1923 : Expression(loc, TOKidentifier, sizeof(IdentifierExp)) | |
| 1924 { | |
| 1925 this->ident = ident; | |
| 1926 } | |
| 1927 | |
| 1928 Expression *IdentifierExp::semantic(Scope *sc) | |
| 1929 { | |
| 1930 Dsymbol *s; | |
| 1931 Dsymbol *scopesym; | |
| 1932 | |
| 1933 #if LOGSEMANTIC | |
| 1934 printf("IdentifierExp::semantic('%s')\n", ident->toChars()); | |
| 1935 #endif | |
| 1936 s = sc->search(loc, ident, &scopesym); | |
| 1937 if (s) | |
| 1938 { Expression *e; | |
| 1939 WithScopeSymbol *withsym; | |
| 1940 | |
|
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1941 /* See if the symbol was a member of an enclosing 'with' |
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1942 */ |
| 159 | 1943 withsym = scopesym->isWithScopeSymbol(); |
| 1944 if (withsym) | |
| 1945 { | |
| 1946 s = s->toAlias(); | |
| 1947 | |
| 1948 // Same as wthis.ident | |
| 1949 if (s->needThis() || s->isTemplateDeclaration()) | |
| 1950 { | |
| 1951 e = new VarExp(loc, withsym->withstate->wthis); | |
| 1952 e = new DotIdExp(loc, e, ident); | |
| 1953 } | |
| 1954 else | |
| 1955 { Type *t = withsym->withstate->wthis->type; | |
| 1956 if (t->ty == Tpointer) | |
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1957 t = ((TypePointer *)t)->next; |
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1958 e = typeDotIdExp(loc, t, ident); |
| 159 | 1959 } |
| 1960 } | |
| 1961 else | |
| 1962 { | |
| 1963 if (!s->parent && scopesym->isArrayScopeSymbol()) | |
| 1964 { // Kludge to run semantic() here because | |
| 1965 // ArrayScopeSymbol::search() doesn't have access to sc. | |
| 1966 s->semantic(sc); | |
| 1967 } | |
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1968 /* If f is really a function template, |
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1969 * then replace f with the function template declaration. |
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1970 */ |
| 159 | 1971 FuncDeclaration *f = s->isFuncDeclaration(); |
| 1972 if (f && f->parent) | |
| 1973 { TemplateInstance *ti = f->parent->isTemplateInstance(); | |
| 1974 | |
| 1975 if (ti && | |
| 1976 !ti->isTemplateMixin() && | |
| 1977 (ti->name == f->ident || | |
| 1978 ti->toAlias()->ident == f->ident) | |
| 1979 && | |
| 1980 ti->tempdecl && ti->tempdecl->onemember) | |
| 1981 { | |
| 1982 TemplateDeclaration *tempdecl = ti->tempdecl; | |
| 1983 if (tempdecl->overroot) // if not start of overloaded list of TemplateDeclaration's | |
| 1984 tempdecl = tempdecl->overroot; // then get the start | |
| 1985 e = new TemplateExp(loc, tempdecl); | |
| 1986 e = e->semantic(sc); | |
| 1987 return e; | |
| 1988 } | |
| 1989 } | |
| 1990 e = new DsymbolExp(loc, s); | |
| 1991 } | |
| 1992 return e->semantic(sc); | |
| 1993 } | |
| 1994 error("undefined identifier %s", ident->toChars()); | |
| 1995 type = Type::terror; | |
| 1996 return this; | |
| 1997 } | |
| 1998 | |
| 1999 char *IdentifierExp::toChars() | |
| 2000 { | |
| 2001 return ident->toChars(); | |
| 2002 } | |
| 2003 | |
| 2004 void IdentifierExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 2005 { | |
| 2006 if (hgs->hdrgen) | |
| 2007 buf->writestring(ident->toHChars2()); | |
| 2008 else | |
| 2009 buf->writestring(ident->toChars()); | |
| 2010 } | |
| 2011 | |
|
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2012 #if DMDV2 |
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2013 int IdentifierExp::isLvalue() |
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2014 { |
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2015 return 1; |
|
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2016 } |
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2017 #endif |
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2018 |
| 159 | 2019 Expression *IdentifierExp::toLvalue(Scope *sc, Expression *e) |
| 2020 { | |
| 2021 #if 0 | |
| 2022 tym = tybasic(e1->ET->Tty); | |
| 2023 if (!(tyscalar(tym) || | |
| 2024 tym == TYstruct || | |
| 2025 tym == TYarray && e->Eoper == TOKaddr)) | |
| 2026 synerr(EM_lvalue); // lvalue expected | |
| 2027 #endif | |
| 2028 return this; | |
| 2029 } | |
| 2030 | |
| 2031 /******************************** DollarExp **************************/ | |
| 2032 | |
| 2033 DollarExp::DollarExp(Loc loc) | |
| 2034 : IdentifierExp(loc, Id::dollar) | |
| 2035 { | |
| 2036 } | |
| 2037 | |
| 2038 /******************************** DsymbolExp **************************/ | |
| 2039 | |
| 2040 DsymbolExp::DsymbolExp(Loc loc, Dsymbol *s) | |
| 2041 : Expression(loc, TOKdsymbol, sizeof(DsymbolExp)) | |
| 2042 { | |
| 2043 this->s = s; | |
| 2044 } | |
| 2045 | |
| 2046 Expression *DsymbolExp::semantic(Scope *sc) | |
| 2047 { | |
| 2048 #if LOGSEMANTIC | |
| 2049 printf("DsymbolExp::semantic('%s')\n", s->toChars()); | |
| 2050 #endif | |
| 2051 | |
| 2052 Lagain: | |
| 2053 EnumMember *em; | |
| 2054 Expression *e; | |
| 2055 VarDeclaration *v; | |
| 2056 FuncDeclaration *f; | |
| 2057 FuncLiteralDeclaration *fld; | |
| 2058 Declaration *d; | |
| 2059 ClassDeclaration *cd; | |
| 2060 ClassDeclaration *thiscd = NULL; | |
| 2061 Import *imp; | |
| 2062 Package *pkg; | |
| 2063 Type *t; | |
| 2064 | |
| 2065 //printf("DsymbolExp:: %p '%s' is a symbol\n", this, toChars()); | |
| 2066 //printf("s = '%s', s->kind = '%s'\n", s->toChars(), s->kind()); | |
| 2067 if (type) | |
| 2068 return this; | |
| 2069 if (!s->isFuncDeclaration()) // functions are checked after overloading | |
| 2070 checkDeprecated(sc, s); | |
| 2071 s = s->toAlias(); | |
| 2072 //printf("s = '%s', s->kind = '%s', s->needThis() = %p\n", s->toChars(), s->kind(), s->needThis()); | |
| 2073 if (!s->isFuncDeclaration()) | |
| 2074 checkDeprecated(sc, s); | |
| 2075 | |
| 2076 if (sc->func) | |
| 2077 thiscd = sc->func->parent->isClassDeclaration(); | |
| 2078 | |
| 2079 // BUG: This should happen after overload resolution for functions, not before | |
| 2080 if (s->needThis()) | |
| 2081 { | |
|
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2082 if (hasThis(sc) |
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2083 #if DMDV2 |
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2084 && !s->isFuncDeclaration() |
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2085 #endif |
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2086 ) |
| 159 | 2087 { |
| 2088 // Supply an implicit 'this', as in | |
| 2089 // this.ident | |
| 2090 | |
| 2091 DotVarExp *de; | |
| 2092 | |
| 2093 de = new DotVarExp(loc, new ThisExp(loc), s->isDeclaration()); | |
| 2094 return de->semantic(sc); | |
| 2095 } | |
| 2096 } | |
| 2097 | |
| 2098 em = s->isEnumMember(); | |
| 2099 if (em) | |
| 2100 { | |
| 2101 e = em->value->copy(); | |
| 2102 e = e->semantic(sc); | |
| 2103 return e; | |
| 2104 } | |
| 2105 v = s->isVarDeclaration(); | |
| 2106 if (v) | |
| 2107 { | |
| 2108 //printf("Identifier '%s' is a variable, type '%s'\n", toChars(), v->type->toChars()); | |
| 2109 if (!type) | |
| 2110 { type = v->type; | |
| 2111 if (!v->type) | |
| 2112 { error("forward reference of %s", v->toChars()); | |
| 2113 type = Type::terror; | |
| 2114 } | |
| 2115 } | |
| 2116 if (v->isConst() && type->toBasetype()->ty != Tsarray) | |
| 2117 { | |
| 2118 if (v->init) | |
| 2119 { | |
| 2120 if (v->inuse) | |
| 2121 { | |
| 2122 error("circular reference to '%s'", v->toChars()); | |
| 2123 type = Type::tint32; | |
| 2124 return this; | |
| 2125 } | |
| 2126 ExpInitializer *ei = v->init->isExpInitializer(); | |
| 2127 if (ei) | |
| 2128 { | |
| 2129 e = ei->exp->copy(); // make copy so we can change loc | |
| 2130 if (e->op == TOKstring || !e->type) | |
| 2131 e = e->semantic(sc); | |
| 2132 e = e->implicitCastTo(sc, type); | |
| 2133 e->loc = loc; | |
| 2134 return e; | |
| 2135 } | |
| 2136 } | |
| 2137 else | |
| 2138 { | |
| 2139 e = type->defaultInit(); | |
| 2140 e->loc = loc; | |
| 2141 return e; | |
| 2142 } | |
| 2143 } | |
| 2144 e = new VarExp(loc, v); | |
| 2145 e->type = type; | |
| 2146 e = e->semantic(sc); | |
| 2147 return e->deref(); | |
| 2148 } | |
| 2149 fld = s->isFuncLiteralDeclaration(); | |
| 2150 if (fld) | |
| 2151 { //printf("'%s' is a function literal\n", fld->toChars()); | |
| 2152 e = new FuncExp(loc, fld); | |
| 2153 return e->semantic(sc); | |
| 2154 } | |
| 2155 f = s->isFuncDeclaration(); | |
| 2156 if (f) | |
| 2157 { //printf("'%s' is a function\n", f->toChars()); | |
| 2158 return new VarExp(loc, f); | |
| 2159 } | |
| 2160 cd = s->isClassDeclaration(); | |
| 2161 if (cd && thiscd && cd->isBaseOf(thiscd, NULL) && sc->func->needThis()) | |
| 2162 { | |
| 2163 // We need to add an implicit 'this' if cd is this class or a base class. | |
| 2164 DotTypeExp *dte; | |
| 2165 | |
| 2166 dte = new DotTypeExp(loc, new ThisExp(loc), s); | |
| 2167 return dte->semantic(sc); | |
| 2168 } | |
| 2169 imp = s->isImport(); | |
| 2170 if (imp) | |
| 2171 { | |
|
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2172 if (!imp->pkg) |
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2173 { error("forward reference of import %s", imp->toChars()); |
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2174 return this; |
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2175 } |
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2176 ScopeExp *ie = new ScopeExp(loc, imp->pkg); |
| 159 | 2177 return ie->semantic(sc); |
| 2178 } | |
| 2179 pkg = s->isPackage(); | |
| 2180 if (pkg) | |
| 2181 { | |
| 2182 ScopeExp *ie; | |
| 2183 | |
| 2184 ie = new ScopeExp(loc, pkg); | |
| 2185 return ie->semantic(sc); | |
| 2186 } | |
| 2187 Module *mod = s->isModule(); | |
| 2188 if (mod) | |
| 2189 { | |
| 2190 ScopeExp *ie; | |
| 2191 | |
| 2192 ie = new ScopeExp(loc, mod); | |
| 2193 return ie->semantic(sc); | |
| 2194 } | |
| 2195 | |
| 2196 t = s->getType(); | |
| 2197 if (t) | |
| 2198 { | |
| 2199 return new TypeExp(loc, t); | |
| 2200 } | |
| 2201 | |
| 2202 TupleDeclaration *tup = s->isTupleDeclaration(); | |
| 2203 if (tup) | |
| 2204 { | |
| 2205 e = new TupleExp(loc, tup); | |
| 2206 e = e->semantic(sc); | |
| 2207 return e; | |
| 2208 } | |
| 2209 | |
| 2210 TemplateInstance *ti = s->isTemplateInstance(); | |
| 2211 if (ti && !global.errors) | |
| 2212 { if (!ti->semanticdone) | |
| 2213 ti->semantic(sc); | |
| 2214 s = ti->inst->toAlias(); | |
| 2215 if (!s->isTemplateInstance()) | |
| 2216 goto Lagain; | |
| 2217 e = new ScopeExp(loc, ti); | |
| 2218 e = e->semantic(sc); | |
| 2219 return e; | |
| 2220 } | |
| 2221 | |
| 2222 TemplateDeclaration *td = s->isTemplateDeclaration(); | |
| 2223 if (td) | |
| 2224 { | |
| 2225 e = new TemplateExp(loc, td); | |
| 2226 e = e->semantic(sc); | |
| 2227 return e; | |
| 2228 } | |
| 2229 | |
| 2230 Lerr: | |
| 2231 error("%s '%s' is not a variable", s->kind(), s->toChars()); | |
| 2232 type = Type::terror; | |
| 2233 return this; | |
| 2234 } | |
| 2235 | |
| 2236 char *DsymbolExp::toChars() | |
| 2237 { | |
| 2238 return s->toChars(); | |
| 2239 } | |
| 2240 | |
| 2241 void DsymbolExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 2242 { | |
| 2243 buf->writestring(s->toChars()); | |
| 2244 } | |
| 2245 | |
|
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2246 #if DMDV2 |
|
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2247 int DsymbolExp::isLvalue() |
|
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2248 { |
|
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|
2249 return 1; |
|
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Merged DMD 1.038
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|
2250 } |
|
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2251 #endif |
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|
2252 |
| 159 | 2253 Expression *DsymbolExp::toLvalue(Scope *sc, Expression *e) |
| 2254 { | |
| 2255 #if 0 | |
| 2256 tym = tybasic(e1->ET->Tty); | |
| 2257 if (!(tyscalar(tym) || | |
| 2258 tym == TYstruct || | |
| 2259 tym == TYarray && e->Eoper == TOKaddr)) | |
| 2260 synerr(EM_lvalue); // lvalue expected | |
| 2261 #endif | |
| 2262 return this; | |
| 2263 } | |
| 2264 | |
| 2265 /******************************** ThisExp **************************/ | |
| 2266 | |
| 2267 ThisExp::ThisExp(Loc loc) | |
| 2268 : Expression(loc, TOKthis, sizeof(ThisExp)) | |
| 2269 { | |
| 2270 var = NULL; | |
| 2271 } | |
| 2272 | |
| 2273 Expression *ThisExp::semantic(Scope *sc) | |
| 2274 { FuncDeclaration *fd; | |
| 2275 FuncDeclaration *fdthis; | |
| 2276 int nested = 0; | |
| 2277 | |
| 2278 #if LOGSEMANTIC | |
| 2279 printf("ThisExp::semantic()\n"); | |
| 2280 #endif | |
| 2281 if (type) | |
| 2282 { //assert(global.errors || var); | |
| 2283 return this; | |
| 2284 } | |
| 2285 | |
| 2286 /* Special case for typeof(this) and typeof(super) since both | |
| 2287 * should work even if they are not inside a non-static member function | |
| 2288 */ | |
| 2289 if (sc->intypeof) | |
| 2290 { | |
| 2291 // Find enclosing struct or class | |
| 2292 for (Dsymbol *s = sc->parent; 1; s = s->parent) | |
| 2293 { | |
| 2294 ClassDeclaration *cd; | |
| 2295 StructDeclaration *sd; | |
| 2296 | |
| 2297 if (!s) | |
| 2298 { | |
| 2299 error("%s is not in a struct or class scope", toChars()); | |
| 2300 goto Lerr; | |
| 2301 } | |
| 2302 cd = s->isClassDeclaration(); | |
| 2303 if (cd) | |
| 2304 { | |
| 2305 type = cd->type; | |
| 2306 return this; | |
| 2307 } | |
| 2308 sd = s->isStructDeclaration(); | |
| 2309 if (sd) | |
| 2310 { | |
| 2311 type = sd->type->pointerTo(); | |
| 2312 return this; | |
| 2313 } | |
| 2314 } | |
| 2315 } | |
| 2316 | |
| 2317 fdthis = sc->parent->isFuncDeclaration(); | |
| 2318 fd = hasThis(sc); // fd is the uplevel function with the 'this' variable | |
| 2319 if (!fd) | |
| 2320 goto Lerr; | |
| 2321 | |
| 2322 assert(fd->vthis); | |
| 2323 var = fd->vthis; | |
| 2324 assert(var->parent); | |
| 2325 type = var->type; | |
| 2326 var->isVarDeclaration()->checkNestedReference(sc, loc); | |
| 2327 #if 0 | |
| 2328 if (fd != fdthis) // if nested | |
| 2329 { | |
| 2330 fdthis->getLevel(loc, fd); | |
| 2331 fd->vthis->nestedref = 1; | |
| 2332 fd->nestedFrameRef = 1; | |
| 2333 } | |
| 2334 #endif | |
| 336 | 2335 if (!sc->intypeof) |
| 2336 sc->callSuper |= CSXthis; | |
| 159 | 2337 return this; |
| 2338 | |
| 2339 Lerr: | |
|
510
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|
2340 error("'this' is only defined in non-static member functions, not %s", sc->parent->toChars()); |
|
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Merged DMD 1.034, array operations are not yet implemented ;)
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|
2341 type = Type::terror; |
| 159 | 2342 return this; |
| 2343 } | |
| 2344 | |
| 2345 int ThisExp::isBool(int result) | |
| 2346 { | |
| 2347 return result ? TRUE : FALSE; | |
| 2348 } | |
| 2349 | |
| 2350 void ThisExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 2351 { | |
| 2352 buf->writestring("this"); | |
| 2353 } | |
| 2354 | |
|
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|
2355 #if DMDV2 |
|
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|
2356 int ThisExp::isLvalue() |
|
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|
2357 { |
|
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|
2358 return 1; |
|
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|
2359 } |
|
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|
2360 #endif |
|
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|
2361 |
| 159 | 2362 Expression *ThisExp::toLvalue(Scope *sc, Expression *e) |
| 2363 { | |
| 2364 return this; | |
| 2365 } | |
| 2366 | |
| 2367 /******************************** SuperExp **************************/ | |
| 2368 | |
| 2369 SuperExp::SuperExp(Loc loc) | |
| 2370 : ThisExp(loc) | |
| 2371 { | |
| 2372 op = TOKsuper; | |
| 2373 } | |
| 2374 | |
| 2375 Expression *SuperExp::semantic(Scope *sc) | |
| 2376 { FuncDeclaration *fd; | |
| 2377 FuncDeclaration *fdthis; | |
| 2378 ClassDeclaration *cd; | |
| 2379 Dsymbol *s; | |
| 2380 | |
| 2381 #if LOGSEMANTIC | |
| 2382 printf("SuperExp::semantic('%s')\n", toChars()); | |
| 2383 #endif | |
| 2384 if (type) | |
| 2385 return this; | |
| 2386 | |
| 2387 /* Special case for typeof(this) and typeof(super) since both | |
| 2388 * should work even if they are not inside a non-static member function | |
| 2389 */ | |
| 2390 if (sc->intypeof) | |
| 2391 { | |
| 2392 // Find enclosing class | |
| 2393 for (Dsymbol *s = sc->parent; 1; s = s->parent) | |
| 2394 { | |
| 2395 ClassDeclaration *cd; | |
| 2396 | |
| 2397 if (!s) | |
| 2398 { | |
| 2399 error("%s is not in a class scope", toChars()); | |
| 2400 goto Lerr; | |
| 2401 } | |
| 2402 cd = s->isClassDeclaration(); | |
| 2403 if (cd) | |
| 2404 { | |
| 2405 cd = cd->baseClass; | |
| 2406 if (!cd) | |
| 2407 { error("class %s has no 'super'", s->toChars()); | |
| 2408 goto Lerr; | |
| 2409 } | |
| 2410 type = cd->type; | |
| 2411 return this; | |
| 2412 } | |
| 2413 } | |
| 2414 } | |
| 2415 | |
| 2416 fdthis = sc->parent->isFuncDeclaration(); | |
| 2417 fd = hasThis(sc); | |
| 2418 if (!fd) | |
| 2419 goto Lerr; | |
| 2420 assert(fd->vthis); | |
| 2421 var = fd->vthis; | |
| 2422 assert(var->parent); | |
| 2423 | |
| 2424 s = fd->toParent(); | |
| 2425 while (s && s->isTemplateInstance()) | |
| 2426 s = s->toParent(); | |
| 2427 assert(s); | |
| 2428 cd = s->isClassDeclaration(); | |
| 2429 //printf("parent is %s %s\n", fd->toParent()->kind(), fd->toParent()->toChars()); | |
| 2430 if (!cd) | |
| 2431 goto Lerr; | |
| 2432 if (!cd->baseClass) | |
| 2433 { | |
| 2434 error("no base class for %s", cd->toChars()); | |
| 2435 type = fd->vthis->type; | |
| 2436 } | |
| 2437 else | |
| 2438 { | |
| 2439 type = cd->baseClass->type; | |
| 2440 } | |
| 2441 | |
| 2442 var->isVarDeclaration()->checkNestedReference(sc, loc); | |
| 2443 #if 0 | |
| 2444 if (fd != fdthis) | |
| 2445 { | |
| 2446 fdthis->getLevel(loc, fd); | |
| 2447 fd->vthis->nestedref = 1; | |
| 2448 fd->nestedFrameRef = 1; | |
| 2449 } | |
| 2450 #endif | |
| 2451 | |
| 336 | 2452 if (!sc->intypeof) |
| 2453 sc->callSuper |= CSXsuper; | |
| 159 | 2454 return this; |
| 2455 | |
| 2456 | |
| 2457 Lerr: | |
| 2458 error("'super' is only allowed in non-static class member functions"); | |
| 2459 type = Type::tint32; | |
| 2460 return this; | |
| 2461 } | |
| 2462 | |
| 2463 void SuperExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 2464 { | |
| 2465 buf->writestring("super"); | |
| 2466 } | |
| 2467 | |
| 2468 | |
| 2469 /******************************** NullExp **************************/ | |
| 2470 | |
| 2471 NullExp::NullExp(Loc loc) | |
| 2472 : Expression(loc, TOKnull, sizeof(NullExp)) | |
| 2473 { | |
| 2474 committed = 0; | |
| 2475 } | |
| 2476 | |
| 2477 Expression *NullExp::semantic(Scope *sc) | |
| 2478 { | |
| 2479 #if LOGSEMANTIC | |
| 2480 printf("NullExp::semantic('%s')\n", toChars()); | |
| 2481 #endif | |
| 2482 // NULL is the same as (void *)0 | |
| 2483 if (!type) | |
| 2484 type = Type::tvoid->pointerTo(); | |
| 2485 return this; | |
| 2486 } | |
| 2487 | |
| 2488 int NullExp::isBool(int result) | |
| 2489 { | |
| 2490 return result ? FALSE : TRUE; | |
| 2491 } | |
| 2492 | |
| 2493 void NullExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 2494 { | |
| 2495 buf->writestring("null"); | |
| 2496 } | |
| 2497 | |
| 2498 void NullExp::toMangleBuffer(OutBuffer *buf) | |
| 2499 { | |
| 2500 buf->writeByte('n'); | |
| 2501 } | |
| 2502 | |
| 2503 /******************************** StringExp **************************/ | |
| 2504 | |
| 2505 StringExp::StringExp(Loc loc, char *string) | |
| 2506 : Expression(loc, TOKstring, sizeof(StringExp)) | |
| 2507 { | |
| 2508 this->string = string; | |
| 2509 this->len = strlen(string); | |
| 2510 this->sz = 1; | |
| 2511 this->committed = 0; | |
| 2512 this->postfix = 0; | |
| 2513 } | |
| 2514 | |
| 2515 StringExp::StringExp(Loc loc, void *string, size_t len) | |
| 2516 : Expression(loc, TOKstring, sizeof(StringExp)) | |
| 2517 { | |
| 2518 this->string = string; | |
| 2519 this->len = len; | |
| 2520 this->sz = 1; | |
| 2521 this->committed = 0; | |
| 2522 this->postfix = 0; | |
| 2523 } | |
| 2524 | |
| 2525 StringExp::StringExp(Loc loc, void *string, size_t len, unsigned char postfix) | |
| 2526 : Expression(loc, TOKstring, sizeof(StringExp)) | |
| 2527 { | |
| 2528 this->string = string; | |
| 2529 this->len = len; | |
| 2530 this->sz = 1; | |
| 2531 this->committed = 0; | |
| 2532 this->postfix = postfix; | |
| 2533 } | |
| 2534 | |
| 2535 #if 0 | |
| 2536 Expression *StringExp::syntaxCopy() | |
| 2537 { | |
| 2538 printf("StringExp::syntaxCopy() %s\n", toChars()); | |
| 2539 return copy(); | |
| 2540 } | |
| 2541 #endif | |
| 2542 | |
| 2543 int StringExp::equals(Object *o) | |
| 2544 { | |
| 2545 //printf("StringExp::equals('%s')\n", o->toChars()); | |
| 2546 if (o && o->dyncast() == DYNCAST_EXPRESSION) | |
| 2547 { Expression *e = (Expression *)o; | |
| 2548 | |
| 2549 if (e->op == TOKstring) | |
| 2550 { | |
| 2551 return compare(o) == 0; | |
| 2552 } | |
| 2553 } | |
| 2554 return FALSE; | |
| 2555 } | |
| 2556 | |
| 2557 char *StringExp::toChars() | |
| 2558 { | |
| 2559 OutBuffer buf; | |
| 2560 HdrGenState hgs; | |
| 2561 char *p; | |
| 2562 | |
| 2563 memset(&hgs, 0, sizeof(hgs)); | |
| 2564 toCBuffer(&buf, &hgs); | |
| 2565 buf.writeByte(0); | |
| 2566 p = (char *)buf.data; | |
| 2567 buf.data = NULL; | |
| 2568 return p; | |
| 2569 } | |
| 2570 | |
| 2571 Expression *StringExp::semantic(Scope *sc) | |
| 2572 { | |
| 2573 #if LOGSEMANTIC | |
| 2574 printf("StringExp::semantic() %s\n", toChars()); | |
| 2575 #endif | |
| 2576 if (!type) | |
| 2577 { OutBuffer buffer; | |
| 2578 size_t newlen = 0; | |
|
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parents:
846
diff
changeset
|
2579 const char *p; |
| 159 | 2580 size_t u; |
| 2581 unsigned c; | |
| 2582 | |
| 2583 switch (postfix) | |
| 2584 { | |
| 2585 case 'd': | |
| 2586 for (u = 0; u < len;) | |
| 2587 { | |
| 2588 p = utf_decodeChar((unsigned char *)string, len, &u, &c); | |
| 2589 if (p) | |
| 2590 { error("%s", p); | |
| 2591 break; | |
| 2592 } | |
| 2593 else | |
| 2594 { buffer.write4(c); | |
| 2595 newlen++; | |
| 2596 } | |
| 2597 } | |
| 2598 buffer.write4(0); | |
| 2599 string = buffer.extractData(); | |
| 2600 len = newlen; | |
| 2601 sz = 4; | |
| 2602 type = new TypeSArray(Type::tdchar, new IntegerExp(loc, len, Type::tindex)); | |
| 2603 committed = 1; | |
| 2604 break; | |
| 2605 | |
| 2606 case 'w': | |
| 2607 for (u = 0; u < len;) | |
| 2608 { | |
| 2609 p = utf_decodeChar((unsigned char *)string, len, &u, &c); | |
| 2610 if (p) | |
| 2611 { error("%s", p); | |
| 2612 break; | |
| 2613 } | |
| 2614 else | |
| 2615 { buffer.writeUTF16(c); | |
| 2616 newlen++; | |
| 2617 if (c >= 0x10000) | |
| 2618 newlen++; | |
| 2619 } | |
| 2620 } | |
| 2621 buffer.writeUTF16(0); | |
| 2622 string = buffer.extractData(); | |
| 2623 len = newlen; | |
| 2624 sz = 2; | |
| 2625 type = new TypeSArray(Type::twchar, new IntegerExp(loc, len, Type::tindex)); | |
| 2626 committed = 1; | |
| 2627 break; | |
| 2628 | |
| 2629 case 'c': | |
| 2630 committed = 1; | |
| 2631 default: | |
| 2632 type = new TypeSArray(Type::tchar, new IntegerExp(loc, len, Type::tindex)); | |
| 2633 break; | |
| 2634 } | |
| 2635 type = type->semantic(loc, sc); | |
| 2636 } | |
| 2637 return this; | |
| 2638 } | |
| 2639 | |
| 2640 /**************************************** | |
| 2641 * Convert string to char[]. | |
| 2642 */ | |
| 2643 | |
| 2644 StringExp *StringExp::toUTF8(Scope *sc) | |
| 2645 { | |
| 2646 if (sz != 1) | |
| 2647 { // Convert to UTF-8 string | |
| 2648 committed = 0; | |
| 2649 Expression *e = castTo(sc, Type::tchar->arrayOf()); | |
| 2650 e = e->optimize(WANTvalue); | |
| 2651 assert(e->op == TOKstring); | |
| 2652 StringExp *se = (StringExp *)e; | |
| 2653 assert(se->sz == 1); | |
| 2654 return se; | |
| 2655 } | |
| 2656 return this; | |
| 2657 } | |
| 2658 | |
| 2659 int StringExp::compare(Object *obj) | |
| 2660 { | |
| 2661 // Used to sort case statement expressions so we can do an efficient lookup | |
| 2662 StringExp *se2 = (StringExp *)(obj); | |
| 2663 | |
| 2664 // This is a kludge so isExpression() in template.c will return 5 | |
| 2665 // for StringExp's. | |
| 2666 if (!se2) | |
| 2667 return 5; | |
| 2668 | |
| 2669 assert(se2->op == TOKstring); | |
| 2670 | |
| 2671 int len1 = len; | |
| 2672 int len2 = se2->len; | |
| 2673 | |
| 2674 if (len1 == len2) | |
| 2675 { | |
| 2676 switch (sz) | |
| 2677 { | |
| 2678 case 1: | |
| 2679 return strcmp((char *)string, (char *)se2->string); | |
| 2680 | |
| 2681 case 2: | |
| 2682 { unsigned u; | |
| 2683 d_wchar *s1 = (d_wchar *)string; | |
| 2684 d_wchar *s2 = (d_wchar *)se2->string; | |
| 2685 | |
| 2686 for (u = 0; u < len; u++) | |
| 2687 { | |
| 2688 if (s1[u] != s2[u]) | |
| 2689 return s1[u] - s2[u]; | |
| 2690 } | |
| 2691 } | |
| 2692 | |
| 2693 case 4: | |
| 2694 { unsigned u; | |
| 2695 d_dchar *s1 = (d_dchar *)string; | |
| 2696 d_dchar *s2 = (d_dchar *)se2->string; | |
| 2697 | |
| 2698 for (u = 0; u < len; u++) | |
| 2699 { | |
| 2700 if (s1[u] != s2[u]) | |
| 2701 return s1[u] - s2[u]; | |
| 2702 } | |
| 2703 } | |
| 2704 break; | |
| 2705 | |
| 2706 default: | |
| 2707 assert(0); | |
| 2708 } | |
| 2709 } | |
| 2710 return len1 - len2; | |
| 2711 } | |
| 2712 | |
| 2713 int StringExp::isBool(int result) | |
| 2714 { | |
| 2715 return result ? TRUE : FALSE; | |
| 2716 } | |
| 2717 | |
| 2718 unsigned StringExp::charAt(size_t i) | |
| 2719 { unsigned value; | |
| 2720 | |
| 2721 switch (sz) | |
| 2722 { | |
| 2723 case 1: | |
| 2724 value = ((unsigned char *)string)[i]; | |
| 2725 break; | |
| 2726 | |
| 2727 case 2: | |
| 2728 value = ((unsigned short *)string)[i]; | |
| 2729 break; | |
| 2730 | |
| 2731 case 4: | |
| 2732 value = ((unsigned int *)string)[i]; | |
| 2733 break; | |
| 2734 | |
| 2735 default: | |
| 2736 assert(0); | |
| 2737 break; | |
| 2738 } | |
| 2739 return value; | |
| 2740 } | |
| 2741 | |
| 2742 void StringExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 2743 { | |
| 2744 buf->writeByte('"'); | |
| 2745 for (size_t i = 0; i < len; i++) | |
| 2746 { unsigned c = charAt(i); | |
| 2747 | |
| 2748 switch (c) | |
| 2749 { | |
| 2750 case '"': | |
| 2751 case '\\': | |
| 2752 if (!hgs->console) | |
| 2753 buf->writeByte('\\'); | |
| 2754 default: | |
| 2755 if (c <= 0xFF) | |
| 2756 { if (c <= 0x7F && (isprint(c) || hgs->console)) | |
| 2757 buf->writeByte(c); | |
| 2758 else | |
| 2759 buf->printf("\\x%02x", c); | |
| 2760 } | |
| 2761 else if (c <= 0xFFFF) | |
| 2762 buf->printf("\\x%02x\\x%02x", c & 0xFF, c >> 8); | |
| 2763 else | |
| 2764 buf->printf("\\x%02x\\x%02x\\x%02x\\x%02x", | |
| 2765 c & 0xFF, (c >> 8) & 0xFF, (c >> 16) & 0xFF, c >> 24); | |
| 2766 break; | |
| 2767 } | |
| 2768 } | |
| 2769 buf->writeByte('"'); | |
| 2770 if (postfix) | |
| 2771 buf->writeByte(postfix); | |
| 2772 } | |
| 2773 | |
| 2774 void StringExp::toMangleBuffer(OutBuffer *buf) | |
| 2775 { char m; | |
| 2776 OutBuffer tmp; | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2777 const char *p; |
| 159 | 2778 unsigned c; |
| 2779 size_t u; | |
| 2780 unsigned char *q; | |
| 2781 unsigned qlen; | |
| 2782 | |
| 2783 /* Write string in UTF-8 format | |
| 2784 */ | |
| 2785 switch (sz) | |
| 2786 { case 1: | |
| 2787 m = 'a'; | |
| 2788 q = (unsigned char *)string; | |
| 2789 qlen = len; | |
| 2790 break; | |
| 2791 case 2: | |
| 2792 m = 'w'; | |
| 2793 for (u = 0; u < len; ) | |
| 2794 { | |
| 2795 p = utf_decodeWchar((unsigned short *)string, len, &u, &c); | |
| 2796 if (p) | |
| 2797 error("%s", p); | |
| 2798 else | |
| 2799 tmp.writeUTF8(c); | |
| 2800 } | |
| 2801 q = tmp.data; | |
| 2802 qlen = tmp.offset; | |
| 2803 break; | |
| 2804 case 4: | |
| 2805 m = 'd'; | |
| 2806 for (u = 0; u < len; u++) | |
| 2807 { | |
| 2808 c = ((unsigned *)string)[u]; | |
| 2809 if (!utf_isValidDchar(c)) | |
| 2810 error("invalid UCS-32 char \\U%08x", c); | |
| 2811 else | |
| 2812 tmp.writeUTF8(c); | |
| 2813 } | |
| 2814 q = tmp.data; | |
| 2815 qlen = tmp.offset; | |
| 2816 break; | |
| 2817 default: | |
| 2818 assert(0); | |
| 2819 } | |
| 2820 buf->writeByte(m); | |
| 2821 buf->printf("%d_", qlen); | |
| 2822 for (size_t i = 0; i < qlen; i++) | |
| 2823 buf->printf("%02x", q[i]); | |
| 2824 } | |
| 2825 | |
| 2826 /************************ ArrayLiteralExp ************************************/ | |
| 2827 | |
| 2828 // [ e1, e2, e3, ... ] | |
| 2829 | |
| 2830 ArrayLiteralExp::ArrayLiteralExp(Loc loc, Expressions *elements) | |
| 2831 : Expression(loc, TOKarrayliteral, sizeof(ArrayLiteralExp)) | |
| 2832 { | |
| 2833 this->elements = elements; | |
| 2834 } | |
| 2835 | |
| 2836 ArrayLiteralExp::ArrayLiteralExp(Loc loc, Expression *e) | |
| 2837 : Expression(loc, TOKarrayliteral, sizeof(ArrayLiteralExp)) | |
| 2838 { | |
| 2839 elements = new Expressions; | |
| 2840 elements->push(e); | |
| 2841 } | |
| 2842 | |
| 2843 Expression *ArrayLiteralExp::syntaxCopy() | |
| 2844 { | |
| 2845 return new ArrayLiteralExp(loc, arraySyntaxCopy(elements)); | |
| 2846 } | |
| 2847 | |
| 2848 Expression *ArrayLiteralExp::semantic(Scope *sc) | |
| 2849 { Expression *e; | |
| 2850 Type *t0 = NULL; | |
| 2851 | |
| 2852 #if LOGSEMANTIC | |
| 2853 printf("ArrayLiteralExp::semantic('%s')\n", toChars()); | |
| 2854 #endif | |
| 2855 if (type) | |
| 2856 return this; | |
| 2857 | |
| 2858 // Run semantic() on each element | |
| 2859 for (int i = 0; i < elements->dim; i++) | |
| 2860 { e = (Expression *)elements->data[i]; | |
| 2861 e = e->semantic(sc); | |
| 2862 elements->data[i] = (void *)e; | |
| 2863 } | |
| 2864 expandTuples(elements); | |
| 2865 for (int i = 0; i < elements->dim; i++) | |
| 2866 { e = (Expression *)elements->data[i]; | |
| 2867 | |
| 2868 if (!e->type) | |
| 2869 error("%s has no value", e->toChars()); | |
| 2870 e = resolveProperties(sc, e); | |
| 2871 | |
| 2872 unsigned char committed = 1; | |
| 2873 if (e->op == TOKstring) | |
| 2874 committed = ((StringExp *)e)->committed; | |
| 2875 | |
| 2876 if (!t0) | |
| 2877 { t0 = e->type; | |
| 2878 // Convert any static arrays to dynamic arrays | |
| 2879 if (t0->ty == Tsarray) | |
| 2880 { | |
|
510
6aee82889553
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Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
2881 t0 = ((TypeSArray *)t0)->next->arrayOf(); |
| 159 | 2882 e = e->implicitCastTo(sc, t0); |
| 2883 } | |
| 2884 } | |
| 2885 else | |
| 2886 e = e->implicitCastTo(sc, t0); | |
| 2887 if (!committed && e->op == TOKstring) | |
| 2888 { StringExp *se = (StringExp *)e; | |
| 2889 se->committed = 0; | |
| 2890 } | |
| 2891 elements->data[i] = (void *)e; | |
| 2892 } | |
| 2893 | |
| 2894 if (!t0) | |
| 2895 t0 = Type::tvoid; | |
| 2896 type = new TypeSArray(t0, new IntegerExp(elements->dim)); | |
| 2897 type = type->semantic(loc, sc); | |
| 2898 return this; | |
| 2899 } | |
| 2900 | |
| 2901 int ArrayLiteralExp::checkSideEffect(int flag) | |
| 2902 { int f = 0; | |
| 2903 | |
| 2904 for (size_t i = 0; i < elements->dim; i++) | |
| 2905 { Expression *e = (Expression *)elements->data[i]; | |
| 2906 | |
| 2907 f |= e->checkSideEffect(2); | |
| 2908 } | |
| 2909 if (flag == 0 && f == 0) | |
| 2910 Expression::checkSideEffect(0); | |
| 2911 return f; | |
| 2912 } | |
| 2913 | |
| 2914 int ArrayLiteralExp::isBool(int result) | |
| 2915 { | |
| 2916 size_t dim = elements ? elements->dim : 0; | |
| 2917 return result ? (dim != 0) : (dim == 0); | |
| 2918 } | |
| 2919 | |
|
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parents:
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diff
changeset
|
2920 #if DMDV2 |
|
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parents:
846
diff
changeset
|
2921 int ArrayLiteralExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2922 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2923 return 1; // because it can fail allocating memory |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2924 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2925 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2926 |
| 159 | 2927 void ArrayLiteralExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 2928 { | |
| 2929 buf->writeByte('['); | |
| 2930 argsToCBuffer(buf, elements, hgs); | |
| 2931 buf->writeByte(']'); | |
| 2932 } | |
| 2933 | |
| 2934 void ArrayLiteralExp::toMangleBuffer(OutBuffer *buf) | |
| 2935 { | |
| 2936 size_t dim = elements ? elements->dim : 0; | |
|
1372
229e02867307
Fix format-string bugs by adding __attribute__((__format__)) in all applicable
Frits van Bommel <fvbommel wxs.nl>
parents:
1367
diff
changeset
|
2937 buf->printf("A%zu", dim); |
| 159 | 2938 for (size_t i = 0; i < dim; i++) |
| 2939 { Expression *e = (Expression *)elements->data[i]; | |
| 2940 e->toMangleBuffer(buf); | |
| 2941 } | |
| 2942 } | |
| 2943 | |
| 2944 /************************ AssocArrayLiteralExp ************************************/ | |
| 2945 | |
| 2946 // [ key0 : value0, key1 : value1, ... ] | |
| 2947 | |
| 2948 AssocArrayLiteralExp::AssocArrayLiteralExp(Loc loc, | |
| 2949 Expressions *keys, Expressions *values) | |
| 2950 : Expression(loc, TOKassocarrayliteral, sizeof(AssocArrayLiteralExp)) | |
| 2951 { | |
| 2952 assert(keys->dim == values->dim); | |
| 2953 this->keys = keys; | |
| 2954 this->values = values; | |
| 2955 } | |
| 2956 | |
| 2957 Expression *AssocArrayLiteralExp::syntaxCopy() | |
| 2958 { | |
| 2959 return new AssocArrayLiteralExp(loc, | |
| 2960 arraySyntaxCopy(keys), arraySyntaxCopy(values)); | |
| 2961 } | |
| 2962 | |
| 2963 Expression *AssocArrayLiteralExp::semantic(Scope *sc) | |
| 2964 { Expression *e; | |
| 2965 Type *tkey = NULL; | |
| 2966 Type *tvalue = NULL; | |
| 2967 | |
| 2968 #if LOGSEMANTIC | |
| 2969 printf("AssocArrayLiteralExp::semantic('%s')\n", toChars()); | |
| 2970 #endif | |
| 2971 | |
| 2972 // Run semantic() on each element | |
| 2973 for (size_t i = 0; i < keys->dim; i++) | |
| 2974 { Expression *key = (Expression *)keys->data[i]; | |
| 2975 Expression *value = (Expression *)values->data[i]; | |
| 2976 | |
| 2977 key = key->semantic(sc); | |
| 2978 value = value->semantic(sc); | |
| 2979 | |
| 2980 keys->data[i] = (void *)key; | |
| 2981 values->data[i] = (void *)value; | |
| 2982 } | |
| 2983 expandTuples(keys); | |
| 2984 expandTuples(values); | |
| 2985 if (keys->dim != values->dim) | |
| 2986 { | |
| 2987 error("number of keys is %u, must match number of values %u", keys->dim, values->dim); | |
| 2988 keys->setDim(0); | |
| 2989 values->setDim(0); | |
| 2990 } | |
| 2991 for (size_t i = 0; i < keys->dim; i++) | |
| 2992 { Expression *key = (Expression *)keys->data[i]; | |
| 2993 Expression *value = (Expression *)values->data[i]; | |
| 2994 | |
| 2995 if (!key->type) | |
| 2996 error("%s has no value", key->toChars()); | |
| 2997 if (!value->type) | |
| 2998 error("%s has no value", value->toChars()); | |
| 2999 key = resolveProperties(sc, key); | |
| 3000 value = resolveProperties(sc, value); | |
| 3001 | |
| 3002 if (!tkey) | |
| 3003 tkey = key->type; | |
| 3004 else | |
| 3005 key = key->implicitCastTo(sc, tkey); | |
| 3006 keys->data[i] = (void *)key; | |
| 3007 | |
| 3008 if (!tvalue) | |
| 3009 tvalue = value->type; | |
| 3010 else | |
| 3011 value = value->implicitCastTo(sc, tvalue); | |
| 3012 values->data[i] = (void *)value; | |
| 3013 } | |
| 3014 | |
| 3015 if (!tkey) | |
| 3016 tkey = Type::tvoid; | |
| 3017 if (!tvalue) | |
| 3018 tvalue = Type::tvoid; | |
| 3019 type = new TypeAArray(tvalue, tkey); | |
| 3020 type = type->semantic(loc, sc); | |
| 3021 return this; | |
| 3022 } | |
| 3023 | |
| 3024 int AssocArrayLiteralExp::checkSideEffect(int flag) | |
| 3025 { int f = 0; | |
| 3026 | |
| 3027 for (size_t i = 0; i < keys->dim; i++) | |
| 3028 { Expression *key = (Expression *)keys->data[i]; | |
| 3029 Expression *value = (Expression *)values->data[i]; | |
| 3030 | |
| 3031 f |= key->checkSideEffect(2); | |
| 3032 f |= value->checkSideEffect(2); | |
| 3033 } | |
| 3034 if (flag == 0 && f == 0) | |
| 3035 Expression::checkSideEffect(0); | |
| 3036 return f; | |
| 3037 } | |
| 3038 | |
| 3039 int AssocArrayLiteralExp::isBool(int result) | |
| 3040 { | |
| 3041 size_t dim = keys->dim; | |
| 3042 return result ? (dim != 0) : (dim == 0); | |
| 3043 } | |
| 3044 | |
|
875
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Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3045 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3046 int AssocArrayLiteralExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3047 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3048 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3049 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3050 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3051 |
| 159 | 3052 void AssocArrayLiteralExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 3053 { | |
| 3054 buf->writeByte('['); | |
| 3055 for (size_t i = 0; i < keys->dim; i++) | |
| 3056 { Expression *key = (Expression *)keys->data[i]; | |
| 3057 Expression *value = (Expression *)values->data[i]; | |
| 3058 | |
| 3059 if (i) | |
| 3060 buf->writeByte(','); | |
| 3061 expToCBuffer(buf, hgs, key, PREC_assign); | |
| 3062 buf->writeByte(':'); | |
| 3063 expToCBuffer(buf, hgs, value, PREC_assign); | |
| 3064 } | |
| 3065 buf->writeByte(']'); | |
| 3066 } | |
| 3067 | |
| 3068 void AssocArrayLiteralExp::toMangleBuffer(OutBuffer *buf) | |
| 3069 { | |
| 3070 size_t dim = keys->dim; | |
|
1372
229e02867307
Fix format-string bugs by adding __attribute__((__format__)) in all applicable
Frits van Bommel <fvbommel wxs.nl>
parents:
1367
diff
changeset
|
3071 buf->printf("A%zu", dim); |
| 159 | 3072 for (size_t i = 0; i < dim; i++) |
| 3073 { Expression *key = (Expression *)keys->data[i]; | |
| 3074 Expression *value = (Expression *)values->data[i]; | |
| 3075 | |
| 3076 key->toMangleBuffer(buf); | |
| 3077 value->toMangleBuffer(buf); | |
| 3078 } | |
| 3079 } | |
| 3080 | |
| 3081 /************************ StructLiteralExp ************************************/ | |
| 3082 | |
| 3083 // sd( e1, e2, e3, ... ) | |
| 3084 | |
| 3085 StructLiteralExp::StructLiteralExp(Loc loc, StructDeclaration *sd, Expressions *elements) | |
| 3086 : Expression(loc, TOKstructliteral, sizeof(StructLiteralExp)) | |
| 3087 { | |
| 3088 this->sd = sd; | |
| 3089 this->elements = elements; | |
|
1146
1860414bf3b7
* Moved ir/irsymbol.cpp/h into ir/irdsymbol.cpp/h.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1133
diff
changeset
|
3090 #if IN_DMD |
| 159 | 3091 this->sym = NULL; |
|
1146
1860414bf3b7
* Moved ir/irsymbol.cpp/h into ir/irdsymbol.cpp/h.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1133
diff
changeset
|
3092 #endif |
| 159 | 3093 this->soffset = 0; |
| 3094 this->fillHoles = 1; | |
| 3095 } | |
| 3096 | |
| 3097 Expression *StructLiteralExp::syntaxCopy() | |
| 3098 { | |
| 3099 return new StructLiteralExp(loc, sd, arraySyntaxCopy(elements)); | |
| 3100 } | |
| 3101 | |
| 3102 Expression *StructLiteralExp::semantic(Scope *sc) | |
| 3103 { Expression *e; | |
| 3104 | |
| 3105 #if LOGSEMANTIC | |
| 3106 printf("StructLiteralExp::semantic('%s')\n", toChars()); | |
| 3107 #endif | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3108 if (type) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3109 return this; |
| 159 | 3110 |
| 3111 // Run semantic() on each element | |
| 3112 for (size_t i = 0; i < elements->dim; i++) | |
| 3113 { e = (Expression *)elements->data[i]; | |
| 3114 if (!e) | |
| 3115 continue; | |
| 3116 e = e->semantic(sc); | |
| 3117 elements->data[i] = (void *)e; | |
| 3118 } | |
| 3119 expandTuples(elements); | |
| 3120 size_t offset = 0; | |
| 3121 for (size_t i = 0; i < elements->dim; i++) | |
| 3122 { e = (Expression *)elements->data[i]; | |
| 3123 if (!e) | |
| 3124 continue; | |
| 3125 | |
| 3126 if (!e->type) | |
| 3127 error("%s has no value", e->toChars()); | |
| 3128 e = resolveProperties(sc, e); | |
| 3129 if (i >= sd->fields.dim) | |
| 3130 { error("more initializers than fields of %s", sd->toChars()); | |
| 3131 break; | |
| 3132 } | |
| 3133 Dsymbol *s = (Dsymbol *)sd->fields.data[i]; | |
| 3134 VarDeclaration *v = s->isVarDeclaration(); | |
| 3135 assert(v); | |
| 3136 if (v->offset < offset) | |
| 3137 error("overlapping initialization for %s", v->toChars()); | |
| 3138 offset = v->offset + v->type->size(); | |
| 3139 | |
| 3140 Type *telem = v->type; | |
| 3141 while (!e->implicitConvTo(telem) && telem->toBasetype()->ty == Tsarray) | |
| 3142 { /* Static array initialization, as in: | |
| 3143 * T[3][5] = e; | |
| 3144 */ | |
| 3145 telem = telem->toBasetype()->nextOf(); | |
| 3146 } | |
| 3147 | |
| 3148 e = e->implicitCastTo(sc, telem); | |
| 3149 | |
| 3150 elements->data[i] = (void *)e; | |
| 3151 } | |
| 3152 | |
| 3153 /* Fill out remainder of elements[] with default initializers for fields[] | |
| 3154 */ | |
| 3155 for (size_t i = elements->dim; i < sd->fields.dim; i++) | |
| 3156 { Dsymbol *s = (Dsymbol *)sd->fields.data[i]; | |
| 3157 VarDeclaration *v = s->isVarDeclaration(); | |
| 3158 assert(v); | |
| 3159 | |
| 3160 if (v->offset < offset) | |
| 3161 { e = NULL; | |
| 3162 sd->hasUnions = 1; | |
| 3163 } | |
| 3164 else | |
| 3165 { | |
| 3166 if (v->init) | |
| 3167 { e = v->init->toExpression(); | |
| 3168 if (!e) | |
| 3169 error("cannot make expression out of initializer for %s", v->toChars()); | |
| 3170 } | |
| 3171 else | |
| 3172 { e = v->type->defaultInit(); | |
| 3173 e->loc = loc; | |
| 3174 } | |
| 3175 offset = v->offset + v->type->size(); | |
| 3176 } | |
| 3177 elements->push(e); | |
| 3178 } | |
| 3179 | |
| 3180 type = sd->type; | |
| 3181 return this; | |
| 3182 } | |
| 3183 | |
| 3184 /************************************** | |
| 3185 * Gets expression at offset of type. | |
| 3186 * Returns NULL if not found. | |
| 3187 */ | |
| 3188 | |
| 3189 Expression *StructLiteralExp::getField(Type *type, unsigned offset) | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3190 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3191 //printf("StructLiteralExp::getField(this = %s, type = %s, offset = %u)\n", |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3192 // /*toChars()*/"", type->toChars(), offset); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3193 Expression *e = NULL; |
| 159 | 3194 int i = getFieldIndex(type, offset); |
| 3195 | |
| 3196 if (i != -1) | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3197 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3198 //printf("\ti = %d\n", i); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3199 assert(i < elements->dim); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3200 e = (Expression *)elements->data[i]; |
| 159 | 3201 if (e) |
| 3202 { | |
| 3203 e = e->copy(); | |
| 3204 e->type = type; | |
| 3205 } | |
| 3206 } | |
| 3207 return e; | |
| 3208 } | |
| 3209 | |
| 3210 /************************************ | |
| 3211 * Get index of field. | |
| 3212 * Returns -1 if not found. | |
| 3213 */ | |
| 3214 | |
| 3215 int StructLiteralExp::getFieldIndex(Type *type, unsigned offset) | |
| 3216 { | |
| 3217 /* Find which field offset is by looking at the field offsets | |
| 3218 */ | |
| 3219 for (size_t i = 0; i < sd->fields.dim; i++) | |
| 3220 { | |
| 3221 Dsymbol *s = (Dsymbol *)sd->fields.data[i]; | |
| 3222 VarDeclaration *v = s->isVarDeclaration(); | |
| 3223 assert(v); | |
| 3224 | |
| 3225 if (offset == v->offset && | |
| 3226 type->size() == v->type->size()) | |
| 3227 { Expression *e = (Expression *)elements->data[i]; | |
| 3228 if (e) | |
| 3229 { | |
| 3230 return i; | |
| 3231 } | |
| 3232 break; | |
| 3233 } | |
| 3234 } | |
| 3235 return -1; | |
| 3236 } | |
| 3237 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3238 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3239 int StructLiteralExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3240 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3241 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3242 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3243 #endif |
| 159 | 3244 |
|
1168
ab186e535e72
A different fix to #218 and DMD2682 that does not lead to constant folding regressions.
Christian Kamm <kamm incasoftware de>
parents:
1151
diff
changeset
|
3245 /* |
|
ab186e535e72
A different fix to #218 and DMD2682 that does not lead to constant folding regressions.
Christian Kamm <kamm incasoftware de>
parents:
1151
diff
changeset
|
3246 Removed in LDC. See declaration. |
| 159 | 3247 Expression *StructLiteralExp::toLvalue(Scope *sc, Expression *e) |
| 3248 { | |
| 3249 return this; | |
| 3250 } | |
|
1168
ab186e535e72
A different fix to #218 and DMD2682 that does not lead to constant folding regressions.
Christian Kamm <kamm incasoftware de>
parents:
1151
diff
changeset
|
3251 */ |
| 159 | 3252 |
| 3253 | |
| 3254 int StructLiteralExp::checkSideEffect(int flag) | |
| 3255 { int f = 0; | |
| 3256 | |
| 3257 for (size_t i = 0; i < elements->dim; i++) | |
| 3258 { Expression *e = (Expression *)elements->data[i]; | |
| 3259 if (!e) | |
| 3260 continue; | |
| 3261 | |
| 3262 f |= e->checkSideEffect(2); | |
| 3263 } | |
| 3264 if (flag == 0 && f == 0) | |
| 3265 Expression::checkSideEffect(0); | |
| 3266 return f; | |
| 3267 } | |
| 3268 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3269 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3270 int StructLiteralExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3271 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3272 return arrayExpressionCanThrow(elements); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3273 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3274 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3275 |
| 159 | 3276 void StructLiteralExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 3277 { | |
| 3278 buf->writestring(sd->toChars()); | |
| 3279 buf->writeByte('('); | |
| 3280 argsToCBuffer(buf, elements, hgs); | |
| 3281 buf->writeByte(')'); | |
| 3282 } | |
| 3283 | |
| 3284 void StructLiteralExp::toMangleBuffer(OutBuffer *buf) | |
| 3285 { | |
| 3286 size_t dim = elements ? elements->dim : 0; | |
|
1372
229e02867307
Fix format-string bugs by adding __attribute__((__format__)) in all applicable
Frits van Bommel <fvbommel wxs.nl>
parents:
1367
diff
changeset
|
3287 buf->printf("S%zu", dim); |
| 159 | 3288 for (size_t i = 0; i < dim; i++) |
| 3289 { Expression *e = (Expression *)elements->data[i]; | |
| 3290 if (e) | |
| 3291 e->toMangleBuffer(buf); | |
| 3292 else | |
| 3293 buf->writeByte('v'); // 'v' for void | |
| 3294 } | |
| 3295 } | |
| 3296 | |
| 3297 /************************ TypeDotIdExp ************************************/ | |
| 3298 | |
| 3299 /* Things like: | |
| 3300 * int.size | |
| 3301 * foo.size | |
| 3302 * (foo).size | |
| 3303 * cast(foo).size | |
| 3304 */ | |
| 3305 | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
3306 Expression *typeDotIdExp(Loc loc, Type *type, Identifier *ident) |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
3307 { |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
3308 return new DotIdExp(loc, new TypeExp(loc, type), ident); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
3309 } |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
3310 |
| 159 | 3311 |
| 3312 /************************************************************/ | |
| 3313 | |
| 3314 // Mainly just a placeholder | |
| 3315 | |
| 3316 TypeExp::TypeExp(Loc loc, Type *type) | |
| 3317 : Expression(loc, TOKtype, sizeof(TypeExp)) | |
| 3318 { | |
| 3319 //printf("TypeExp::TypeExp(%s)\n", type->toChars()); | |
| 3320 this->type = type; | |
| 3321 } | |
| 3322 | |
|
876
27a379f288bf
Merged DMD 1.039
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
875
diff
changeset
|
3323 Expression *TypeExp::syntaxCopy() |
|
27a379f288bf
Merged DMD 1.039
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
875
diff
changeset
|
3324 { |
|
27a379f288bf
Merged DMD 1.039
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
875
diff
changeset
|
3325 //printf("TypeExp::syntaxCopy()\n"); |
|
27a379f288bf
Merged DMD 1.039
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
875
diff
changeset
|
3326 return new TypeExp(loc, type->syntaxCopy()); |
|
27a379f288bf
Merged DMD 1.039
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
875
diff
changeset
|
3327 } |
|
27a379f288bf
Merged DMD 1.039
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
875
diff
changeset
|
3328 |
| 159 | 3329 Expression *TypeExp::semantic(Scope *sc) |
| 3330 { | |
| 3331 //printf("TypeExp::semantic(%s)\n", type->toChars()); | |
| 3332 type = type->semantic(loc, sc); | |
| 3333 return this; | |
| 3334 } | |
| 3335 | |
| 3336 void TypeExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 3337 { | |
| 3338 type->toCBuffer(buf, NULL, hgs); | |
| 3339 } | |
| 3340 | |
| 3341 /************************************************************/ | |
| 3342 | |
| 3343 // Mainly just a placeholder | |
| 3344 | |
| 3345 ScopeExp::ScopeExp(Loc loc, ScopeDsymbol *pkg) | |
| 3346 : Expression(loc, TOKimport, sizeof(ScopeExp)) | |
| 3347 { | |
| 3348 //printf("ScopeExp::ScopeExp(pkg = '%s')\n", pkg->toChars()); | |
| 3349 //static int count; if (++count == 38) *(char*)0=0; | |
| 3350 this->sds = pkg; | |
| 3351 } | |
| 3352 | |
| 3353 Expression *ScopeExp::syntaxCopy() | |
| 3354 { | |
| 3355 ScopeExp *se = new ScopeExp(loc, (ScopeDsymbol *)sds->syntaxCopy(NULL)); | |
| 3356 return se; | |
| 3357 } | |
| 3358 | |
| 3359 Expression *ScopeExp::semantic(Scope *sc) | |
| 3360 { | |
| 3361 TemplateInstance *ti; | |
| 3362 ScopeDsymbol *sds2; | |
| 3363 | |
| 3364 #if LOGSEMANTIC | |
| 3365 printf("+ScopeExp::semantic('%s')\n", toChars()); | |
| 3366 #endif | |
| 3367 Lagain: | |
| 3368 ti = sds->isTemplateInstance(); | |
| 3369 if (ti && !global.errors) | |
| 3370 { Dsymbol *s; | |
| 3371 if (!ti->semanticdone) | |
| 3372 ti->semantic(sc); | |
| 3373 s = ti->inst->toAlias(); | |
| 3374 sds2 = s->isScopeDsymbol(); | |
| 3375 if (!sds2) | |
| 3376 { Expression *e; | |
| 3377 | |
| 3378 //printf("s = %s, '%s'\n", s->kind(), s->toChars()); | |
| 3379 if (ti->withsym) | |
| 3380 { | |
| 3381 // Same as wthis.s | |
| 3382 e = new VarExp(loc, ti->withsym->withstate->wthis); | |
| 3383 e = new DotVarExp(loc, e, s->isDeclaration()); | |
| 3384 } | |
| 3385 else | |
| 3386 e = new DsymbolExp(loc, s); | |
| 3387 e = e->semantic(sc); | |
| 3388 //printf("-1ScopeExp::semantic()\n"); | |
| 3389 return e; | |
| 3390 } | |
| 3391 if (sds2 != sds) | |
| 3392 { | |
| 3393 sds = sds2; | |
| 3394 goto Lagain; | |
| 3395 } | |
| 3396 //printf("sds = %s, '%s'\n", sds->kind(), sds->toChars()); | |
| 3397 } | |
| 3398 else | |
| 3399 { | |
| 3400 //printf("sds = %s, '%s'\n", sds->kind(), sds->toChars()); | |
| 3401 //printf("\tparent = '%s'\n", sds->parent->toChars()); | |
| 3402 sds->semantic(sc); | |
| 3403 } | |
| 3404 type = Type::tvoid; | |
| 3405 //printf("-2ScopeExp::semantic() %s\n", toChars()); | |
| 3406 return this; | |
| 3407 } | |
| 3408 | |
| 3409 void ScopeExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 3410 { | |
| 3411 if (sds->isTemplateInstance()) | |
| 3412 { | |
| 3413 sds->toCBuffer(buf, hgs); | |
| 3414 } | |
| 3415 else | |
| 3416 { | |
| 3417 buf->writestring(sds->kind()); | |
| 3418 buf->writestring(" "); | |
| 3419 buf->writestring(sds->toChars()); | |
| 3420 } | |
| 3421 } | |
| 3422 | |
| 3423 /********************** TemplateExp **************************************/ | |
| 3424 | |
| 3425 // Mainly just a placeholder | |
| 3426 | |
| 3427 TemplateExp::TemplateExp(Loc loc, TemplateDeclaration *td) | |
| 3428 : Expression(loc, TOKtemplate, sizeof(TemplateExp)) | |
| 3429 { | |
| 3430 //printf("TemplateExp(): %s\n", td->toChars()); | |
| 3431 this->td = td; | |
| 3432 } | |
| 3433 | |
| 3434 void TemplateExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 3435 { | |
| 3436 buf->writestring(td->toChars()); | |
| 3437 } | |
| 3438 | |
| 3439 void TemplateExp::rvalue() | |
| 3440 { | |
| 3441 error("template %s has no value", toChars()); | |
| 3442 } | |
| 3443 | |
| 3444 /********************** NewExp **************************************/ | |
| 3445 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3446 /* thisexp.new(newargs) newtype(arguments) */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3447 |
| 159 | 3448 NewExp::NewExp(Loc loc, Expression *thisexp, Expressions *newargs, |
| 3449 Type *newtype, Expressions *arguments) | |
| 3450 : Expression(loc, TOKnew, sizeof(NewExp)) | |
| 3451 { | |
| 3452 this->thisexp = thisexp; | |
| 3453 this->newargs = newargs; | |
| 3454 this->newtype = newtype; | |
| 3455 this->arguments = arguments; | |
| 3456 member = NULL; | |
| 3457 allocator = NULL; | |
| 3458 onstack = 0; | |
| 3459 } | |
| 3460 | |
| 3461 Expression *NewExp::syntaxCopy() | |
| 3462 { | |
| 3463 return new NewExp(loc, | |
| 3464 thisexp ? thisexp->syntaxCopy() : NULL, | |
| 3465 arraySyntaxCopy(newargs), | |
| 3466 newtype->syntaxCopy(), arraySyntaxCopy(arguments)); | |
| 3467 } | |
| 3468 | |
| 3469 | |
| 3470 Expression *NewExp::semantic(Scope *sc) | |
| 3471 { int i; | |
| 3472 Type *tb; | |
| 3473 ClassDeclaration *cdthis = NULL; | |
| 3474 | |
| 3475 #if LOGSEMANTIC | |
| 3476 printf("NewExp::semantic() %s\n", toChars()); | |
| 3477 if (thisexp) | |
| 3478 printf("\tthisexp = %s\n", thisexp->toChars()); | |
| 3479 printf("\tnewtype: %s\n", newtype->toChars()); | |
| 3480 #endif | |
| 3481 if (type) // if semantic() already run | |
| 3482 return this; | |
| 3483 | |
| 3484 Lagain: | |
| 3485 if (thisexp) | |
| 3486 { thisexp = thisexp->semantic(sc); | |
| 3487 cdthis = thisexp->type->isClassHandle(); | |
| 3488 if (cdthis) | |
| 3489 { | |
| 3490 sc = sc->push(cdthis); | |
| 3491 type = newtype->semantic(loc, sc); | |
| 3492 sc = sc->pop(); | |
| 3493 } | |
| 3494 else | |
| 3495 { | |
| 3496 error("'this' for nested class must be a class type, not %s", thisexp->type->toChars()); | |
| 3497 type = newtype->semantic(loc, sc); | |
| 3498 } | |
| 3499 } | |
| 3500 else | |
| 3501 type = newtype->semantic(loc, sc); | |
| 3502 newtype = type; // in case type gets cast to something else | |
| 3503 tb = type->toBasetype(); | |
| 3504 //printf("tb: %s, deco = %s\n", tb->toChars(), tb->deco); | |
| 3505 | |
| 3506 arrayExpressionSemantic(newargs, sc); | |
| 3507 preFunctionArguments(loc, sc, newargs); | |
| 3508 arrayExpressionSemantic(arguments, sc); | |
| 3509 preFunctionArguments(loc, sc, arguments); | |
| 3510 | |
| 3511 if (thisexp && tb->ty != Tclass) | |
| 3512 error("e.new is only for allocating nested classes, not %s", tb->toChars()); | |
| 3513 | |
| 3514 if (tb->ty == Tclass) | |
| 3515 { TypeFunction *tf; | |
| 3516 | |
| 3517 TypeClass *tc = (TypeClass *)(tb); | |
| 3518 ClassDeclaration *cd = tc->sym->isClassDeclaration(); | |
| 3519 if (cd->isInterfaceDeclaration()) | |
| 3520 error("cannot create instance of interface %s", cd->toChars()); | |
| 3521 else if (cd->isAbstract()) | |
| 3522 { error("cannot create instance of abstract class %s", cd->toChars()); | |
| 3523 for (int i = 0; i < cd->vtbl.dim; i++) | |
| 3524 { FuncDeclaration *fd = ((Dsymbol *)cd->vtbl.data[i])->isFuncDeclaration(); | |
| 3525 if (fd && fd->isAbstract()) | |
| 3526 error("function %s is abstract", fd->toChars()); | |
| 3527 } | |
| 3528 } | |
| 3529 checkDeprecated(sc, cd); | |
| 3530 if (cd->isNested()) | |
| 3531 { /* We need a 'this' pointer for the nested class. | |
| 3532 * Ensure we have the right one. | |
| 3533 */ | |
| 3534 Dsymbol *s = cd->toParent2(); | |
| 3535 ClassDeclaration *cdn = s->isClassDeclaration(); | |
|
639
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3536 FuncDeclaration *fdn = s->isFuncDeclaration(); |
| 159 | 3537 |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3538 //printf("cd isNested, cdn = %s\n", cdn ? cdn->toChars() : "null"); |
| 159 | 3539 if (cdn) |
| 3540 { | |
| 3541 if (!cdthis) | |
| 3542 { | |
| 3543 // Supply an implicit 'this' and try again | |
| 3544 thisexp = new ThisExp(loc); | |
| 3545 for (Dsymbol *sp = sc->parent; 1; sp = sp->parent) | |
| 3546 { if (!sp) | |
| 3547 { | |
| 3548 error("outer class %s 'this' needed to 'new' nested class %s", cdn->toChars(), cd->toChars()); | |
| 3549 break; | |
| 3550 } | |
| 3551 ClassDeclaration *cdp = sp->isClassDeclaration(); | |
| 3552 if (!cdp) | |
| 3553 continue; | |
| 3554 if (cdp == cdn || cdn->isBaseOf(cdp, NULL)) | |
| 3555 break; | |
| 3556 // Add a '.outer' and try again | |
| 3557 thisexp = new DotIdExp(loc, thisexp, Id::outer); | |
| 3558 } | |
| 3559 if (!global.errors) | |
| 3560 goto Lagain; | |
| 3561 } | |
| 3562 if (cdthis) | |
| 3563 { | |
| 3564 //printf("cdthis = %s\n", cdthis->toChars()); | |
| 3565 if (cdthis != cdn && !cdn->isBaseOf(cdthis, NULL)) | |
| 3566 error("'this' for nested class must be of type %s, not %s", cdn->toChars(), thisexp->type->toChars()); | |
| 3567 } | |
| 3568 #if 0 | |
| 3569 else | |
| 3570 { | |
| 3571 for (Dsymbol *sf = sc->func; 1; sf= sf->toParent2()->isFuncDeclaration()) | |
| 3572 { | |
| 3573 if (!sf) | |
| 3574 { | |
| 3575 error("outer class %s 'this' needed to 'new' nested class %s", cdn->toChars(), cd->toChars()); | |
| 3576 break; | |
| 3577 } | |
| 3578 printf("sf = %s\n", sf->toChars()); | |
| 3579 AggregateDeclaration *ad = sf->isThis(); | |
| 3580 if (ad && (ad == cdn || cdn->isBaseOf(ad->isClassDeclaration(), NULL))) | |
| 3581 break; | |
| 3582 } | |
| 3583 } | |
| 3584 #endif | |
| 3585 } | |
| 3586 else if (thisexp) | |
| 3587 error("e.new is only for allocating nested classes"); | |
|
639
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3588 else if (fdn) |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3589 { |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3590 // make sure the parent context fdn of cd is reachable from sc |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3591 for (Dsymbol *sp = sc->parent; 1; sp = sp->parent) |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3592 { |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3593 if (fdn == sp) |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3594 break; |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3595 FuncDeclaration *fsp = sp ? sp->isFuncDeclaration() : NULL; |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3596 if (!sp || (fsp && fsp->isStatic())) |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3597 { |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3598 error("outer function context of %s is needed to 'new' nested class %s", fdn->toPrettyChars(), cd->toPrettyChars()); |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3599 break; |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3600 } |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3601 } |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3602 |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3603 } |
| 159 | 3604 } |
| 3605 else if (thisexp) | |
| 3606 error("e.new is only for allocating nested classes"); | |
| 3607 | |
| 3608 FuncDeclaration *f = cd->ctor; | |
| 3609 if (f) | |
| 3610 { | |
| 3611 assert(f); | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
3612 f = f->overloadResolve(loc, arguments, sc->module); |
| 159 | 3613 checkDeprecated(sc, f); |
| 3614 member = f->isCtorDeclaration(); | |
| 3615 assert(member); | |
| 3616 | |
| 3617 cd->accessCheck(loc, sc, member); | |
| 3618 | |
| 3619 tf = (TypeFunction *)f->type; | |
| 3620 type = tf->next; | |
| 3621 | |
| 3622 if (!arguments) | |
| 3623 arguments = new Expressions(); | |
| 3624 functionArguments(loc, sc, tf, arguments); | |
| 3625 } | |
| 3626 else | |
| 3627 { | |
| 3628 if (arguments && arguments->dim) | |
| 3629 error("no constructor for %s", cd->toChars()); | |
| 3630 } | |
| 3631 | |
| 3632 if (cd->aggNew) | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3633 { |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
3634 // Prepend the size argument to newargs[] |
|
891
ea82e2077f9d
Change custom allocator new size argument to size_t instead of uint. See #175.
Christian Kamm <kamm incasoftware de>
parents:
876
diff
changeset
|
3635 Expression *e = new IntegerExp(loc, cd->size(loc), Type::tsize_t); |
| 159 | 3636 if (!newargs) |
| 3637 newargs = new Expressions(); | |
| 3638 newargs->shift(e); | |
| 3639 | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
3640 f = cd->aggNew->overloadResolve(loc, newargs, sc->module); |
| 159 | 3641 allocator = f->isNewDeclaration(); |
| 3642 assert(allocator); | |
| 3643 | |
| 3644 tf = (TypeFunction *)f->type; | |
| 3645 functionArguments(loc, sc, tf, newargs); | |
| 3646 } | |
| 3647 else | |
| 3648 { | |
| 3649 if (newargs && newargs->dim) | |
| 3650 error("no allocator for %s", cd->toChars()); | |
| 3651 } | |
| 3652 } | |
| 3653 else if (tb->ty == Tstruct) | |
| 3654 { | |
| 3655 TypeStruct *ts = (TypeStruct *)tb; | |
| 3656 StructDeclaration *sd = ts->sym; | |
| 3657 FuncDeclaration *f = sd->aggNew; | |
| 3658 TypeFunction *tf; | |
| 3659 | |
| 3660 if (arguments && arguments->dim) | |
| 3661 error("no constructor for %s", type->toChars()); | |
| 3662 | |
| 3663 if (f) | |
| 3664 { | |
| 3665 Expression *e; | |
| 3666 | |
| 3667 // Prepend the uint size argument to newargs[] | |
| 3668 e = new IntegerExp(loc, sd->size(loc), Type::tuns32); | |
| 3669 if (!newargs) | |
| 3670 newargs = new Expressions(); | |
| 3671 newargs->shift(e); | |
| 3672 | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
3673 f = f->overloadResolve(loc, newargs, sc->module); |
| 159 | 3674 allocator = f->isNewDeclaration(); |
| 3675 assert(allocator); | |
| 3676 | |
| 3677 tf = (TypeFunction *)f->type; | |
| 3678 functionArguments(loc, sc, tf, newargs); | |
| 3679 | |
| 3680 e = new VarExp(loc, f); | |
| 3681 e = new CallExp(loc, e, newargs); | |
| 3682 e = e->semantic(sc); | |
| 3683 e->type = type->pointerTo(); | |
| 3684 return e; | |
| 3685 } | |
| 3686 | |
| 3687 type = type->pointerTo(); | |
| 3688 } | |
| 3689 else if (tb->ty == Tarray && (arguments && arguments->dim)) | |
| 3690 { | |
| 3691 for (size_t i = 0; i < arguments->dim; i++) | |
| 3692 { | |
| 3693 if (tb->ty != Tarray) | |
| 3694 { error("too many arguments for array"); | |
| 3695 arguments->dim = i; | |
| 3696 break; | |
| 3697 } | |
| 3698 | |
| 3699 Expression *arg = (Expression *)arguments->data[i]; | |
| 3700 arg = resolveProperties(sc, arg); | |
| 3701 arg = arg->implicitCastTo(sc, Type::tsize_t); | |
| 3702 if (arg->op == TOKint64 && (long long)arg->toInteger() < 0) | |
| 3703 error("negative array index %s", arg->toChars()); | |
| 3704 arguments->data[i] = (void *) arg; | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3705 tb = ((TypeDArray *)tb)->next->toBasetype(); |
| 159 | 3706 } |
| 3707 } | |
| 3708 else if (tb->isscalar()) | |
| 3709 { | |
| 3710 if (arguments && arguments->dim) | |
| 3711 error("no constructor for %s", type->toChars()); | |
| 3712 | |
| 3713 type = type->pointerTo(); | |
| 3714 } | |
| 3715 else | |
| 3716 { | |
| 3717 error("new can only create structs, dynamic arrays or class objects, not %s's", type->toChars()); | |
| 3718 type = type->pointerTo(); | |
| 3719 } | |
| 3720 | |
| 3721 //printf("NewExp: '%s'\n", toChars()); | |
| 3722 //printf("NewExp:type '%s'\n", type->toChars()); | |
| 3723 | |
| 3724 return this; | |
| 3725 } | |
| 3726 | |
| 3727 int NewExp::checkSideEffect(int flag) | |
| 3728 { | |
| 3729 return 1; | |
| 3730 } | |
| 3731 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3732 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3733 int NewExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3734 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3735 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3736 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3737 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3738 |
| 159 | 3739 void NewExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 3740 { int i; | |
| 3741 | |
| 3742 if (thisexp) | |
| 3743 { expToCBuffer(buf, hgs, thisexp, PREC_primary); | |
| 3744 buf->writeByte('.'); | |
| 3745 } | |
| 3746 buf->writestring("new "); | |
| 3747 if (newargs && newargs->dim) | |
| 3748 { | |
| 3749 buf->writeByte('('); | |
| 3750 argsToCBuffer(buf, newargs, hgs); | |
| 3751 buf->writeByte(')'); | |
| 3752 } | |
| 3753 newtype->toCBuffer(buf, NULL, hgs); | |
| 3754 if (arguments && arguments->dim) | |
| 3755 { | |
| 3756 buf->writeByte('('); | |
| 3757 argsToCBuffer(buf, arguments, hgs); | |
| 3758 buf->writeByte(')'); | |
| 3759 } | |
| 3760 } | |
| 3761 | |
| 3762 /********************** NewAnonClassExp **************************************/ | |
| 3763 | |
| 3764 NewAnonClassExp::NewAnonClassExp(Loc loc, Expression *thisexp, | |
| 3765 Expressions *newargs, ClassDeclaration *cd, Expressions *arguments) | |
| 3766 : Expression(loc, TOKnewanonclass, sizeof(NewAnonClassExp)) | |
| 3767 { | |
| 3768 this->thisexp = thisexp; | |
| 3769 this->newargs = newargs; | |
| 3770 this->cd = cd; | |
| 3771 this->arguments = arguments; | |
| 3772 } | |
| 3773 | |
| 3774 Expression *NewAnonClassExp::syntaxCopy() | |
| 3775 { | |
| 3776 return new NewAnonClassExp(loc, | |
| 3777 thisexp ? thisexp->syntaxCopy() : NULL, | |
| 3778 arraySyntaxCopy(newargs), | |
| 3779 (ClassDeclaration *)cd->syntaxCopy(NULL), | |
| 3780 arraySyntaxCopy(arguments)); | |
| 3781 } | |
| 3782 | |
| 3783 | |
| 3784 Expression *NewAnonClassExp::semantic(Scope *sc) | |
| 3785 { | |
| 3786 #if LOGSEMANTIC | |
| 3787 printf("NewAnonClassExp::semantic() %s\n", toChars()); | |
| 336 | 3788 //printf("thisexp = %p\n", thisexp); |
| 159 | 3789 //printf("type: %s\n", type->toChars()); |
| 3790 #endif | |
| 3791 | |
| 3792 Expression *d = new DeclarationExp(loc, cd); | |
| 3793 d = d->semantic(sc); | |
| 3794 | |
| 3795 Expression *n = new NewExp(loc, thisexp, newargs, cd->type, arguments); | |
| 3796 | |
| 3797 Expression *c = new CommaExp(loc, d, n); | |
| 3798 return c->semantic(sc); | |
| 3799 } | |
| 3800 | |
| 3801 int NewAnonClassExp::checkSideEffect(int flag) | |
| 3802 { | |
| 3803 return 1; | |
| 3804 } | |
| 3805 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3806 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3807 int NewAnonClassExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3808 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3809 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3810 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3811 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3812 |
| 159 | 3813 void NewAnonClassExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 3814 { int i; | |
| 3815 | |
| 3816 if (thisexp) | |
| 3817 { expToCBuffer(buf, hgs, thisexp, PREC_primary); | |
| 3818 buf->writeByte('.'); | |
| 3819 } | |
| 3820 buf->writestring("new"); | |
| 3821 if (newargs && newargs->dim) | |
| 3822 { | |
| 3823 buf->writeByte('('); | |
| 3824 argsToCBuffer(buf, newargs, hgs); | |
| 3825 buf->writeByte(')'); | |
| 3826 } | |
| 3827 buf->writestring(" class "); | |
| 3828 if (arguments && arguments->dim) | |
| 3829 { | |
| 3830 buf->writeByte('('); | |
| 3831 argsToCBuffer(buf, arguments, hgs); | |
| 3832 buf->writeByte(')'); | |
| 3833 } | |
| 3834 //buf->writestring(" { }"); | |
| 3835 if (cd) | |
| 3836 { | |
| 3837 cd->toCBuffer(buf, hgs); | |
| 3838 } | |
| 3839 } | |
| 3840 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3841 /********************** SymbolExp **************************************/ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3842 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3843 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3844 SymbolExp::SymbolExp(Loc loc, enum TOK op, int size, Declaration *var, int hasOverloads) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3845 : Expression(loc, op, size) |
|
330f999ade44
Merged DMD 1.038
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parents:
846
diff
changeset
|
3846 { |
|
330f999ade44
Merged DMD 1.038
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parents:
846
diff
changeset
|
3847 assert(var); |
|
330f999ade44
Merged DMD 1.038
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parents:
846
diff
changeset
|
3848 this->var = var; |
|
330f999ade44
Merged DMD 1.038
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parents:
846
diff
changeset
|
3849 this->hasOverloads = hasOverloads; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3850 } |
|
330f999ade44
Merged DMD 1.038
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parents:
846
diff
changeset
|
3851 #endif |
|
330f999ade44
Merged DMD 1.038
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parents:
846
diff
changeset
|
3852 |
| 159 | 3853 /********************** SymOffExp **************************************/ |
| 3854 | |
| 3855 SymOffExp::SymOffExp(Loc loc, Declaration *var, unsigned offset) | |
| 3856 : Expression(loc, TOKsymoff, sizeof(SymOffExp)) | |
| 3857 { | |
| 3858 assert(var); | |
| 3859 this->var = var; | |
| 3860 this->offset = offset; | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
3861 m = NULL; |
| 159 | 3862 VarDeclaration *v = var->isVarDeclaration(); |
| 3863 if (v && v->needThis()) | |
| 3864 error("need 'this' for address of %s", v->toChars()); | |
| 3865 } | |
| 3866 | |
| 3867 Expression *SymOffExp::semantic(Scope *sc) | |
| 3868 { | |
| 3869 #if LOGSEMANTIC | |
| 3870 printf("SymOffExp::semantic('%s')\n", toChars()); | |
| 3871 #endif | |
| 3872 //var->semantic(sc); | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
3873 m = sc->module; |
| 159 | 3874 if (!type) |
| 3875 type = var->type->pointerTo(); | |
| 3876 VarDeclaration *v = var->isVarDeclaration(); | |
| 3877 if (v) | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
3878 v->checkNestedReference(sc, loc); |
| 159 | 3879 return this; |
| 3880 } | |
| 3881 | |
| 3882 int SymOffExp::isBool(int result) | |
| 3883 { | |
| 3884 return result ? TRUE : FALSE; | |
| 3885 } | |
| 3886 | |
| 3887 void SymOffExp::checkEscape() | |
| 3888 { | |
| 3889 VarDeclaration *v = var->isVarDeclaration(); | |
| 3890 if (v) | |
| 3891 { | |
| 3892 if (!v->isDataseg()) | |
| 3893 error("escaping reference to local variable %s", v->toChars()); | |
| 3894 } | |
| 3895 } | |
| 3896 | |
| 3897 void SymOffExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 3898 { | |
| 3899 if (offset) | |
| 3900 buf->printf("(& %s+%u)", var->toChars(), offset); | |
| 3901 else | |
| 3902 buf->printf("& %s", var->toChars()); | |
| 3903 } | |
| 3904 | |
| 3905 /******************************** VarExp **************************/ | |
| 3906 | |
| 3907 VarExp::VarExp(Loc loc, Declaration *var) | |
| 3908 : Expression(loc, TOKvar, sizeof(VarExp)) | |
| 3909 { | |
| 3910 //printf("VarExp(this = %p, '%s')\n", this, var->toChars()); | |
| 3911 this->var = var; | |
| 3912 this->type = var->type; | |
| 3913 } | |
| 3914 | |
| 3915 int VarExp::equals(Object *o) | |
| 3916 { VarExp *ne; | |
| 3917 | |
| 3918 if (this == o || | |
| 3919 (((Expression *)o)->op == TOKvar && | |
| 3920 ((ne = (VarExp *)o), type->equals(ne->type)) && | |
| 3921 var == ne->var)) | |
| 3922 return 1; | |
| 3923 return 0; | |
| 3924 } | |
| 3925 | |
| 3926 Expression *VarExp::semantic(Scope *sc) | |
| 3927 { FuncLiteralDeclaration *fd; | |
| 3928 | |
| 3929 #if LOGSEMANTIC | |
| 3930 printf("VarExp::semantic(%s)\n", toChars()); | |
| 3931 #endif | |
| 3932 if (!type) | |
| 3933 { type = var->type; | |
| 3934 #if 0 | |
| 3935 if (var->storage_class & STClazy) | |
| 3936 { | |
| 3937 TypeFunction *tf = new TypeFunction(NULL, type, 0, LINKd); | |
| 3938 type = new TypeDelegate(tf); | |
| 3939 type = type->semantic(loc, sc); | |
| 3940 } | |
| 3941 #endif | |
| 3942 } | |
|
875
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Merged DMD 1.038
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846
diff
changeset
|
3943 /* Fix for 1161 doesn't work because it causes protection |
|
330f999ade44
Merged DMD 1.038
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parents:
846
diff
changeset
|
3944 * problems when instantiating imported templates passing private |
|
330f999ade44
Merged DMD 1.038
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parents:
846
diff
changeset
|
3945 * variables as alias template parameters. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3946 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3947 //accessCheck(loc, sc, NULL, var); |
| 159 | 3948 |
| 3949 VarDeclaration *v = var->isVarDeclaration(); | |
| 3950 if (v) | |
| 3951 { | |
| 3952 if (v->isConst() && type->toBasetype()->ty != Tsarray && v->init) | |
| 3953 { | |
| 3954 ExpInitializer *ei = v->init->isExpInitializer(); | |
| 3955 if (ei) | |
| 3956 { | |
| 3957 //ei->exp->implicitCastTo(sc, type)->print(); | |
| 3958 return ei->exp->implicitCastTo(sc, type); | |
| 3959 } | |
| 3960 } | |
| 3961 v->checkNestedReference(sc, loc); | |
|
875
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Merged DMD 1.038
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parents:
846
diff
changeset
|
3962 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3963 if (sc->func && sc->func->isPure() && !sc->intypeof) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3964 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3965 if (v->isDataseg() && !v->isInvariant()) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3966 error("pure function '%s' cannot access mutable static data '%s'", sc->func->toChars(), v->toChars()); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3967 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3968 #endif |
| 159 | 3969 } |
| 3970 #if 0 | |
| 3971 else if ((fd = var->isFuncLiteralDeclaration()) != NULL) | |
| 3972 { Expression *e; | |
| 3973 e = new FuncExp(loc, fd); | |
| 3974 e->type = type; | |
| 3975 return e; | |
| 3976 } | |
| 3977 #endif | |
| 3978 return this; | |
| 3979 } | |
| 3980 | |
| 3981 char *VarExp::toChars() | |
| 3982 { | |
| 3983 return var->toChars(); | |
| 3984 } | |
| 3985 | |
| 3986 void VarExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 3987 { | |
| 3988 buf->writestring(var->toChars()); | |
| 3989 } | |
| 3990 | |
| 3991 void VarExp::checkEscape() | |
| 3992 { | |
| 3993 VarDeclaration *v = var->isVarDeclaration(); | |
| 3994 if (v) | |
| 3995 { Type *tb = v->type->toBasetype(); | |
| 3996 // if reference type | |
| 3997 if (tb->ty == Tarray || tb->ty == Tsarray || tb->ty == Tclass) | |
| 3998 { | |
| 3999 if ((v->isAuto() || v->isScope()) && !v->noauto) | |
| 4000 error("escaping reference to auto local %s", v->toChars()); | |
| 4001 else if (v->storage_class & STCvariadic) | |
| 4002 error("escaping reference to variadic parameter %s", v->toChars()); | |
| 4003 } | |
| 4004 } | |
| 4005 } | |
| 4006 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4007 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4008 int VarExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4009 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4010 if (var->storage_class & STClazy) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4011 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4012 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4013 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4014 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4015 |
| 159 | 4016 Expression *VarExp::toLvalue(Scope *sc, Expression *e) |
| 4017 { | |
| 4018 #if 0 | |
| 4019 tym = tybasic(e1->ET->Tty); | |
| 4020 if (!(tyscalar(tym) || | |
| 4021 tym == TYstruct || | |
| 4022 tym == TYarray && e->Eoper == TOKaddr)) | |
| 4023 synerr(EM_lvalue); // lvalue expected | |
| 4024 #endif | |
| 4025 if (var->storage_class & STClazy) | |
| 4026 error("lazy variables cannot be lvalues"); | |
| 4027 return this; | |
| 4028 } | |
| 4029 | |
| 4030 Expression *VarExp::modifiableLvalue(Scope *sc, Expression *e) | |
| 4031 { | |
| 4032 //printf("VarExp::modifiableLvalue('%s')\n", var->toChars()); | |
| 4033 if (sc->incontract && var->isParameter()) | |
| 4034 error("cannot modify parameter '%s' in contract", var->toChars()); | |
| 4035 | |
| 4036 if (type && type->toBasetype()->ty == Tsarray) | |
| 4037 error("cannot change reference to static array '%s'", var->toChars()); | |
| 4038 | |
| 4039 VarDeclaration *v = var->isVarDeclaration(); | |
| 4040 if (v && v->canassign == 0 && | |
| 4041 (var->isConst() || (global.params.Dversion > 1 && var->isFinal()))) | |
| 4042 error("cannot modify final variable '%s'", var->toChars()); | |
| 4043 | |
| 4044 if (var->isCtorinit()) | |
| 4045 { // It's only modifiable if inside the right constructor | |
| 4046 Dsymbol *s = sc->func; | |
| 4047 while (1) | |
| 4048 { | |
| 4049 FuncDeclaration *fd = NULL; | |
| 4050 if (s) | |
| 4051 fd = s->isFuncDeclaration(); | |
| 4052 if (fd && | |
| 4053 ((fd->isCtorDeclaration() && var->storage_class & STCfield) || | |
| 4054 (fd->isStaticCtorDeclaration() && !(var->storage_class & STCfield))) && | |
| 4055 fd->toParent() == var->toParent() | |
| 4056 ) | |
| 4057 { | |
| 4058 VarDeclaration *v = var->isVarDeclaration(); | |
| 4059 assert(v); | |
| 4060 v->ctorinit = 1; | |
| 4061 //printf("setting ctorinit\n"); | |
| 4062 } | |
| 4063 else | |
| 4064 { | |
| 4065 if (s) | |
| 4066 { s = s->toParent2(); | |
| 4067 continue; | |
| 4068 } | |
| 4069 else | |
| 4070 { | |
| 4071 const char *p = var->isStatic() ? "static " : ""; | |
| 4072 error("can only initialize %sconst %s inside %sconstructor", | |
| 4073 p, var->toChars(), p); | |
| 4074 } | |
| 4075 } | |
| 4076 break; | |
| 4077 } | |
| 4078 } | |
| 4079 | |
| 4080 // See if this expression is a modifiable lvalue (i.e. not const) | |
| 4081 return toLvalue(sc, e); | |
| 4082 } | |
| 4083 | |
| 4084 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4085 /******************************** OverExp **************************/ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4086 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4087 #if DMDV2 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4088 OverExp::OverExp(OverloadSet *s) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4089 : Expression(loc, TOKoverloadset, sizeof(OverExp)) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4090 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4091 //printf("OverExp(this = %p, '%s')\n", this, var->toChars()); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4092 vars = s; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4093 type = Type::tvoid; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4094 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4095 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4096 int OverExp::isLvalue() |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4097 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4098 return 1; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4099 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4100 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4101 Expression *OverExp::toLvalue(Scope *sc, Expression *e) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
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parents:
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diff
changeset
|
4102 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4103 return this; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4104 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
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parents:
486
diff
changeset
|
4105 #endif |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
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parents:
486
diff
changeset
|
4106 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
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parents:
486
diff
changeset
|
4107 |
| 159 | 4108 /******************************** TupleExp **************************/ |
| 4109 | |
| 4110 TupleExp::TupleExp(Loc loc, Expressions *exps) | |
| 4111 : Expression(loc, TOKtuple, sizeof(TupleExp)) | |
| 4112 { | |
| 4113 //printf("TupleExp(this = %p)\n", this); | |
| 4114 this->exps = exps; | |
| 4115 this->type = NULL; | |
| 4116 } | |
| 4117 | |
| 4118 | |
| 4119 TupleExp::TupleExp(Loc loc, TupleDeclaration *tup) | |
| 4120 : Expression(loc, TOKtuple, sizeof(TupleExp)) | |
| 4121 { | |
| 4122 exps = new Expressions(); | |
| 4123 type = NULL; | |
| 4124 | |
| 4125 exps->reserve(tup->objects->dim); | |
| 4126 for (size_t i = 0; i < tup->objects->dim; i++) | |
| 4127 { Object *o = (Object *)tup->objects->data[i]; | |
| 4128 if (o->dyncast() == DYNCAST_EXPRESSION) | |
| 4129 { | |
| 4130 Expression *e = (Expression *)o; | |
| 4131 e = e->syntaxCopy(); | |
| 4132 exps->push(e); | |
| 4133 } | |
| 4134 else if (o->dyncast() == DYNCAST_DSYMBOL) | |
| 4135 { | |
| 4136 Dsymbol *s = (Dsymbol *)o; | |
| 4137 Expression *e = new DsymbolExp(loc, s); | |
| 4138 exps->push(e); | |
| 4139 } | |
| 4140 else if (o->dyncast() == DYNCAST_TYPE) | |
| 4141 { | |
| 4142 Type *t = (Type *)o; | |
| 4143 Expression *e = new TypeExp(loc, t); | |
| 4144 exps->push(e); | |
| 4145 } | |
| 4146 else | |
| 4147 { | |
| 4148 error("%s is not an expression", o->toChars()); | |
| 4149 } | |
| 4150 } | |
| 4151 } | |
| 4152 | |
| 4153 int TupleExp::equals(Object *o) | |
| 4154 { TupleExp *ne; | |
| 4155 | |
| 4156 if (this == o) | |
| 4157 return 1; | |
| 4158 if (((Expression *)o)->op == TOKtuple) | |
| 4159 { | |
| 4160 TupleExp *te = (TupleExp *)o; | |
| 4161 if (exps->dim != te->exps->dim) | |
| 4162 return 0; | |
| 4163 for (size_t i = 0; i < exps->dim; i++) | |
| 4164 { Expression *e1 = (Expression *)exps->data[i]; | |
| 4165 Expression *e2 = (Expression *)te->exps->data[i]; | |
| 4166 | |
| 4167 if (!e1->equals(e2)) | |
| 4168 return 0; | |
| 4169 } | |
| 4170 return 1; | |
| 4171 } | |
| 4172 return 0; | |
| 4173 } | |
| 4174 | |
| 4175 Expression *TupleExp::syntaxCopy() | |
| 4176 { | |
| 4177 return new TupleExp(loc, arraySyntaxCopy(exps)); | |
| 4178 } | |
| 4179 | |
| 4180 Expression *TupleExp::semantic(Scope *sc) | |
| 4181 { | |
| 4182 #if LOGSEMANTIC | |
| 4183 printf("+TupleExp::semantic(%s)\n", toChars()); | |
| 4184 #endif | |
| 4185 if (type) | |
| 4186 return this; | |
| 4187 | |
| 4188 // Run semantic() on each argument | |
| 4189 for (size_t i = 0; i < exps->dim; i++) | |
| 4190 { Expression *e = (Expression *)exps->data[i]; | |
| 4191 | |
| 4192 e = e->semantic(sc); | |
| 4193 if (!e->type) | |
| 4194 { error("%s has no value", e->toChars()); | |
| 4195 e->type = Type::terror; | |
| 4196 } | |
| 4197 exps->data[i] = (void *)e; | |
| 4198 } | |
| 4199 | |
| 4200 expandTuples(exps); | |
| 4201 if (0 && exps->dim == 1) | |
| 4202 { | |
| 4203 return (Expression *)exps->data[0]; | |
| 4204 } | |
| 4205 type = new TypeTuple(exps); | |
| 4206 //printf("-TupleExp::semantic(%s)\n", toChars()); | |
| 4207 return this; | |
| 4208 } | |
| 4209 | |
| 4210 void TupleExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 4211 { | |
| 4212 buf->writestring("tuple("); | |
| 4213 argsToCBuffer(buf, exps, hgs); | |
| 4214 buf->writeByte(')'); | |
| 4215 } | |
| 4216 | |
| 4217 int TupleExp::checkSideEffect(int flag) | |
| 4218 { int f = 0; | |
| 4219 | |
| 4220 for (int i = 0; i < exps->dim; i++) | |
| 4221 { Expression *e = (Expression *)exps->data[i]; | |
| 4222 | |
| 4223 f |= e->checkSideEffect(2); | |
| 4224 } | |
| 4225 if (flag == 0 && f == 0) | |
| 4226 Expression::checkSideEffect(0); | |
| 4227 return f; | |
| 4228 } | |
| 4229 | |
|
875
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Merged DMD 1.038
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|
4230 #if DMDV2 |
|
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|
4231 int TupleExp::canThrow() |
|
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Merged DMD 1.038
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parents:
846
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|
4232 { |
|
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Merged DMD 1.038
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parents:
846
diff
changeset
|
4233 return arrayExpressionCanThrow(exps); |
|
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Merged DMD 1.038
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parents:
846
diff
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|
4234 } |
|
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Merged DMD 1.038
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parents:
846
diff
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|
4235 #endif |
|
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Merged DMD 1.038
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|
4236 |
| 159 | 4237 void TupleExp::checkEscape() |
| 4238 { | |
| 4239 for (size_t i = 0; i < exps->dim; i++) | |
| 4240 { Expression *e = (Expression *)exps->data[i]; | |
| 4241 e->checkEscape(); | |
| 4242 } | |
| 4243 } | |
| 4244 | |
| 4245 /******************************** FuncExp *********************************/ | |
| 4246 | |
| 4247 FuncExp::FuncExp(Loc loc, FuncLiteralDeclaration *fd) | |
| 4248 : Expression(loc, TOKfunction, sizeof(FuncExp)) | |
| 4249 { | |
| 4250 this->fd = fd; | |
| 4251 } | |
| 4252 | |
| 4253 Expression *FuncExp::syntaxCopy() | |
| 4254 { | |
| 4255 return new FuncExp(loc, (FuncLiteralDeclaration *)fd->syntaxCopy(NULL)); | |
| 4256 } | |
| 4257 | |
| 4258 Expression *FuncExp::semantic(Scope *sc) | |
| 4259 { | |
| 4260 #if LOGSEMANTIC | |
| 4261 printf("FuncExp::semantic(%s)\n", toChars()); | |
| 4262 #endif | |
| 4263 if (!type) | |
| 4264 { | |
| 4265 fd->semantic(sc); | |
| 4266 fd->parent = sc->parent; | |
| 4267 if (global.errors) | |
| 4268 { | |
| 4269 if (!fd->type->next) | |
| 4270 fd->type->next = Type::terror; | |
| 4271 } | |
| 4272 else | |
| 4273 { | |
| 4274 fd->semantic2(sc); | |
| 4275 if (!global.errors) | |
| 4276 { | |
| 4277 fd->semantic3(sc); | |
| 4278 | |
| 4279 if (!global.errors && global.params.useInline) | |
| 4280 fd->inlineScan(); | |
| 4281 } | |
| 4282 } | |
| 4283 | |
| 4284 // Type is a "delegate to" or "pointer to" the function literal | |
| 4285 if (fd->isNested()) | |
| 4286 { | |
| 4287 type = new TypeDelegate(fd->type); | |
| 4288 type = type->semantic(loc, sc); | |
| 4289 } | |
| 4290 else | |
| 4291 { | |
| 4292 type = fd->type->pointerTo(); | |
| 4293 } | |
| 4294 } | |
| 4295 return this; | |
| 4296 } | |
| 4297 | |
| 4298 char *FuncExp::toChars() | |
| 4299 { | |
| 4300 return fd->toChars(); | |
| 4301 } | |
| 4302 | |
| 4303 void FuncExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 4304 { | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
4305 fd->toCBuffer(buf, hgs); |
|
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
4306 //buf->writestring(fd->toChars()); |
| 159 | 4307 } |
| 4308 | |
| 4309 | |
| 4310 /******************************** DeclarationExp **************************/ | |
| 4311 | |
| 4312 DeclarationExp::DeclarationExp(Loc loc, Dsymbol *declaration) | |
| 4313 : Expression(loc, TOKdeclaration, sizeof(DeclarationExp)) | |
| 4314 { | |
| 4315 this->declaration = declaration; | |
| 4316 } | |
| 4317 | |
| 4318 Expression *DeclarationExp::syntaxCopy() | |
| 4319 { | |
| 4320 return new DeclarationExp(loc, declaration->syntaxCopy(NULL)); | |
| 4321 } | |
| 4322 | |
| 4323 Expression *DeclarationExp::semantic(Scope *sc) | |
| 4324 { | |
| 4325 if (type) | |
| 4326 return this; | |
| 4327 | |
| 4328 #if LOGSEMANTIC | |
| 4329 printf("DeclarationExp::semantic() %s\n", toChars()); | |
| 4330 #endif | |
| 4331 | |
| 4332 /* This is here to support extern(linkage) declaration, | |
| 4333 * where the extern(linkage) winds up being an AttribDeclaration | |
| 4334 * wrapper. | |
| 4335 */ | |
| 4336 Dsymbol *s = declaration; | |
| 4337 | |
| 4338 AttribDeclaration *ad = declaration->isAttribDeclaration(); | |
| 4339 if (ad) | |
| 4340 { | |
| 4341 if (ad->decl && ad->decl->dim == 1) | |
| 4342 s = (Dsymbol *)ad->decl->data[0]; | |
| 4343 } | |
| 4344 | |
| 4345 if (s->isVarDeclaration()) | |
| 4346 { // Do semantic() on initializer first, so: | |
| 4347 // int a = a; | |
| 4348 // will be illegal. | |
| 4349 declaration->semantic(sc); | |
| 4350 s->parent = sc->parent; | |
| 4351 } | |
| 4352 | |
| 4353 //printf("inserting '%s' %p into sc = %p\n", s->toChars(), s, sc); | |
| 4354 // Insert into both local scope and function scope. | |
| 4355 // Must be unique in both. | |
| 4356 if (s->ident) | |
| 4357 { | |
| 4358 if (!sc->insert(s)) | |
| 4359 error("declaration %s is already defined", s->toPrettyChars()); | |
| 4360 else if (sc->func) | |
| 4361 { VarDeclaration *v = s->isVarDeclaration(); | |
| 4362 if ((s->isFuncDeclaration() /*|| v && v->storage_class & STCstatic*/) && | |
| 4363 !sc->func->localsymtab->insert(s)) | |
| 4364 error("declaration %s is already defined in another scope in %s", s->toPrettyChars(), sc->func->toChars()); | |
| 4365 else if (!global.params.useDeprecated) | |
| 4366 { // Disallow shadowing | |
| 4367 | |
| 4368 for (Scope *scx = sc->enclosing; scx && scx->func == sc->func; scx = scx->enclosing) | |
| 4369 { Dsymbol *s2; | |
| 4370 | |
| 4371 if (scx->scopesym && scx->scopesym->symtab && | |
| 4372 (s2 = scx->scopesym->symtab->lookup(s->ident)) != NULL && | |
| 4373 s != s2) | |
| 4374 { | |
| 4375 error("shadowing declaration %s is deprecated", s->toPrettyChars()); | |
| 4376 } | |
| 4377 } | |
| 4378 } | |
| 4379 } | |
| 4380 } | |
| 4381 if (!s->isVarDeclaration()) | |
| 4382 { | |
| 4383 declaration->semantic(sc); | |
| 4384 s->parent = sc->parent; | |
| 4385 } | |
| 4386 if (!global.errors) | |
| 4387 { | |
| 4388 declaration->semantic2(sc); | |
| 4389 if (!global.errors) | |
| 4390 { | |
| 4391 declaration->semantic3(sc); | |
| 4392 | |
| 4393 if (!global.errors && global.params.useInline) | |
| 4394 declaration->inlineScan(); | |
| 4395 } | |
| 4396 } | |
| 4397 | |
| 4398 type = Type::tvoid; | |
| 4399 return this; | |
| 4400 } | |
| 4401 | |
| 4402 int DeclarationExp::checkSideEffect(int flag) | |
| 4403 { | |
| 4404 return 1; | |
| 4405 } | |
| 4406 | |
|
875
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Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4407 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4408 int DeclarationExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4409 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4410 VarDeclaration *v = declaration->isVarDeclaration(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4411 if (v && v->init) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4412 { ExpInitializer *ie = v->init->isExpInitializer(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4413 return ie && ie->exp->canThrow(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4414 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4415 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4416 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4417 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4418 |
| 159 | 4419 void DeclarationExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 4420 { | |
| 4421 declaration->toCBuffer(buf, hgs); | |
| 4422 } | |
| 4423 | |
| 4424 | |
| 4425 /************************ TypeidExp ************************************/ | |
| 4426 | |
| 4427 /* | |
| 4428 * typeid(int) | |
| 4429 */ | |
| 4430 | |
| 4431 TypeidExp::TypeidExp(Loc loc, Type *typeidType) | |
| 4432 : Expression(loc, TOKtypeid, sizeof(TypeidExp)) | |
| 4433 { | |
| 4434 this->typeidType = typeidType; | |
| 4435 } | |
| 4436 | |
| 4437 | |
| 4438 Expression *TypeidExp::syntaxCopy() | |
| 4439 { | |
| 4440 return new TypeidExp(loc, typeidType->syntaxCopy()); | |
| 4441 } | |
| 4442 | |
| 4443 | |
| 4444 Expression *TypeidExp::semantic(Scope *sc) | |
| 4445 { Expression *e; | |
| 4446 | |
| 4447 #if LOGSEMANTIC | |
| 4448 printf("TypeidExp::semantic()\n"); | |
| 4449 #endif | |
| 4450 typeidType = typeidType->semantic(loc, sc); | |
| 4451 e = typeidType->getTypeInfo(sc); | |
| 336 | 4452 if (e->loc.linnum == 0) |
| 4453 e->loc = loc; // so there's at least some line number info | |
| 159 | 4454 return e; |
| 4455 } | |
| 4456 | |
| 4457 void TypeidExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 4458 { | |
| 4459 buf->writestring("typeid("); | |
| 4460 typeidType->toCBuffer(buf, NULL, hgs); | |
| 4461 buf->writeByte(')'); | |
| 4462 } | |
| 4463 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4464 /************************ TraitsExp ************************************/ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4465 #if DMDV2 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4466 /* |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4467 * __traits(identifier, args...) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
changeset
|
4468 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4469 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4470 TraitsExp::TraitsExp(Loc loc, Identifier *ident, Objects *args) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4471 : Expression(loc, TOKtraits, sizeof(TraitsExp)) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
changeset
|
4472 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4473 this->ident = ident; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4474 this->args = args; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4475 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4476 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4477 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4478 Expression *TraitsExp::syntaxCopy() |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4479 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4480 return new TraitsExp(loc, ident, TemplateInstance::arraySyntaxCopy(args)); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4481 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4482 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4483 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4484 void TraitsExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
changeset
|
4485 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
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parents:
486
diff
changeset
|
4486 buf->writestring("__traits("); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4487 buf->writestring(ident->toChars()); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
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parents:
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diff
changeset
|
4488 if (args) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
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parents:
486
diff
changeset
|
4489 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4490 for (int i = 0; i < args->dim; i++) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4491 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
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parents:
486
diff
changeset
|
4492 buf->writeByte(','); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
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parents:
486
diff
changeset
|
4493 Object *oarg = (Object *)args->data[i]; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
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parents:
486
diff
changeset
|
4494 ObjectToCBuffer(buf, hgs, oarg); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
changeset
|
4495 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4496 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4497 buf->writeByte(')'); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4498 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4499 #endif |
|
6aee82889553
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parents:
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diff
changeset
|
4500 |
| 159 | 4501 /************************************************************/ |
| 4502 | |
| 4503 HaltExp::HaltExp(Loc loc) | |
| 4504 : Expression(loc, TOKhalt, sizeof(HaltExp)) | |
| 4505 { | |
| 4506 } | |
| 4507 | |
| 4508 Expression *HaltExp::semantic(Scope *sc) | |
| 4509 { | |
| 4510 #if LOGSEMANTIC | |
| 4511 printf("HaltExp::semantic()\n"); | |
| 4512 #endif | |
| 4513 type = Type::tvoid; | |
| 4514 return this; | |
| 4515 } | |
| 4516 | |
| 4517 int HaltExp::checkSideEffect(int flag) | |
| 4518 { | |
| 4519 return 1; | |
| 4520 } | |
| 4521 | |
| 4522 void HaltExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 4523 { | |
| 4524 buf->writestring("halt"); | |
| 4525 } | |
| 4526 | |
| 4527 /************************************************************/ | |
| 4528 | |
| 4529 IsExp::IsExp(Loc loc, Type *targ, Identifier *id, enum TOK tok, | |
| 4530 Type *tspec, enum TOK tok2) | |
| 4531 : Expression(loc, TOKis, sizeof(IsExp)) | |
| 4532 { | |
| 4533 this->targ = targ; | |
| 4534 this->id = id; | |
| 4535 this->tok = tok; | |
| 4536 this->tspec = tspec; | |
| 4537 this->tok2 = tok2; | |
| 4538 } | |
| 4539 | |
| 4540 Expression *IsExp::syntaxCopy() | |
| 4541 { | |
| 4542 return new IsExp(loc, | |
| 4543 targ->syntaxCopy(), | |
| 4544 id, | |
| 4545 tok, | |
| 4546 tspec ? tspec->syntaxCopy() : NULL, | |
| 4547 tok2); | |
| 4548 } | |
| 4549 | |
| 4550 Expression *IsExp::semantic(Scope *sc) | |
| 4551 { Type *tded; | |
| 4552 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4553 /* is(targ id tok tspec) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4554 * is(targ id == tok2) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4555 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4556 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4557 //printf("IsExp::semantic(%s)\n", toChars()); |
| 159 | 4558 if (id && !(sc->flags & SCOPEstaticif)) |
| 4559 error("can only declare type aliases within static if conditionals"); | |
| 4560 | |
| 4561 unsigned errors_save = global.errors; | |
| 4562 global.errors = 0; | |
| 4563 global.gag++; // suppress printing of error messages | |
| 4564 targ = targ->semantic(loc, sc); | |
| 4565 global.gag--; | |
| 4566 unsigned gerrors = global.errors; | |
| 4567 global.errors = errors_save; | |
| 4568 | |
| 4569 if (gerrors) // if any errors happened | |
| 4570 { // then condition is false | |
| 4571 goto Lno; | |
| 4572 } | |
| 4573 else if (tok2 != TOKreserved) | |
| 4574 { | |
| 4575 switch (tok2) | |
| 4576 { | |
| 4577 case TOKtypedef: | |
| 4578 if (targ->ty != Ttypedef) | |
| 4579 goto Lno; | |
| 4580 tded = ((TypeTypedef *)targ)->sym->basetype; | |
| 4581 break; | |
| 4582 | |
| 4583 case TOKstruct: | |
| 4584 if (targ->ty != Tstruct) | |
| 4585 goto Lno; | |
| 4586 if (((TypeStruct *)targ)->sym->isUnionDeclaration()) | |
| 4587 goto Lno; | |
| 4588 tded = targ; | |
| 4589 break; | |
| 4590 | |
| 4591 case TOKunion: | |
| 4592 if (targ->ty != Tstruct) | |
| 4593 goto Lno; | |
| 4594 if (!((TypeStruct *)targ)->sym->isUnionDeclaration()) | |
| 4595 goto Lno; | |
| 4596 tded = targ; | |
| 4597 break; | |
| 4598 | |
| 4599 case TOKclass: | |
| 4600 if (targ->ty != Tclass) | |
| 4601 goto Lno; | |
| 4602 if (((TypeClass *)targ)->sym->isInterfaceDeclaration()) | |
| 4603 goto Lno; | |
| 4604 tded = targ; | |
| 4605 break; | |
| 4606 | |
| 4607 case TOKinterface: | |
| 4608 if (targ->ty != Tclass) | |
| 4609 goto Lno; | |
| 4610 if (!((TypeClass *)targ)->sym->isInterfaceDeclaration()) | |
| 4611 goto Lno; | |
| 4612 tded = targ; | |
| 4613 break; | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4614 #if DMDV2 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4615 case TOKconst: |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4616 if (!targ->isConst()) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4617 goto Lno; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4618 tded = targ; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4619 break; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4620 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4621 case TOKinvariant: |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4622 case TOKimmutable: |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4623 if (!targ->isInvariant()) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4624 goto Lno; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4625 tded = targ; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4626 break; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4627 #endif |
| 159 | 4628 |
| 4629 case TOKsuper: | |
| 4630 // If class or interface, get the base class and interfaces | |
| 4631 if (targ->ty != Tclass) | |
| 4632 goto Lno; | |
| 4633 else | |
| 4634 { ClassDeclaration *cd = ((TypeClass *)targ)->sym; | |
| 4635 Arguments *args = new Arguments; | |
| 4636 args->reserve(cd->baseclasses.dim); | |
| 4637 for (size_t i = 0; i < cd->baseclasses.dim; i++) | |
| 4638 { BaseClass *b = (BaseClass *)cd->baseclasses.data[i]; | |
| 4639 args->push(new Argument(STCin, b->type, NULL, NULL)); | |
| 4640 } | |
| 4641 tded = new TypeTuple(args); | |
| 4642 } | |
| 4643 break; | |
| 4644 | |
| 4645 case TOKenum: | |
| 4646 if (targ->ty != Tenum) | |
| 4647 goto Lno; | |
| 4648 tded = ((TypeEnum *)targ)->sym->memtype; | |
| 4649 break; | |
| 4650 | |
| 4651 case TOKdelegate: | |
| 4652 if (targ->ty != Tdelegate) | |
| 4653 goto Lno; | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4654 tded = ((TypeDelegate *)targ)->next; // the underlying function type |
| 159 | 4655 break; |
| 4656 | |
| 4657 case TOKfunction: | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4658 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4659 if (targ->ty != Tfunction) |
| 159 | 4660 goto Lno; |
| 4661 tded = targ; | |
| 4662 | |
| 4663 /* Generate tuple from function parameter types. | |
| 4664 */ | |
| 4665 assert(tded->ty == Tfunction); | |
| 4666 Arguments *params = ((TypeFunction *)tded)->parameters; | |
| 4667 size_t dim = Argument::dim(params); | |
| 4668 Arguments *args = new Arguments; | |
| 4669 args->reserve(dim); | |
| 4670 for (size_t i = 0; i < dim; i++) | |
| 4671 { Argument *arg = Argument::getNth(params, i); | |
| 4672 assert(arg && arg->type); | |
| 4673 args->push(new Argument(arg->storageClass, arg->type, NULL, NULL)); | |
| 4674 } | |
| 4675 tded = new TypeTuple(args); | |
| 4676 break; | |
| 4677 } | |
| 4678 case TOKreturn: | |
| 4679 /* Get the 'return type' for the function, | |
| 4680 * delegate, or pointer to function. | |
| 4681 */ | |
| 4682 if (targ->ty == Tfunction) | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4683 tded = ((TypeFunction *)targ)->next; |
| 159 | 4684 else if (targ->ty == Tdelegate) |
| 4685 tded = targ->next->next; | |
| 4686 else if (targ->ty == Tpointer && targ->next->ty == Tfunction) | |
| 4687 tded = targ->next->next; | |
| 4688 else | |
| 4689 goto Lno; | |
| 4690 break; | |
| 4691 | |
| 4692 default: | |
| 4693 assert(0); | |
| 4694 } | |
| 4695 goto Lyes; | |
| 4696 } | |
| 4697 else if (id && tspec) | |
| 4698 { | |
| 4699 /* Evaluate to TRUE if targ matches tspec. | |
| 4700 * If TRUE, declare id as an alias for the specialized type. | |
| 4701 */ | |
| 4702 | |
| 4703 MATCH m; | |
| 4704 TemplateTypeParameter tp(loc, id, NULL, NULL); | |
| 4705 | |
| 4706 TemplateParameters parameters; | |
| 4707 parameters.setDim(1); | |
| 4708 parameters.data[0] = (void *)&tp; | |
| 4709 | |
| 4710 Objects dedtypes; | |
| 4711 dedtypes.setDim(1); | |
| 4712 dedtypes.data[0] = NULL; | |
| 4713 | |
| 4714 m = targ->deduceType(NULL, tspec, ¶meters, &dedtypes); | |
| 4715 if (m == MATCHnomatch || | |
| 4716 (m != MATCHexact && tok == TOKequal)) | |
| 4717 goto Lno; | |
| 4718 else | |
| 4719 { | |
| 4720 assert(dedtypes.dim == 1); | |
| 4721 tded = (Type *)dedtypes.data[0]; | |
| 4722 if (!tded) | |
| 4723 tded = targ; | |
| 4724 goto Lyes; | |
| 4725 } | |
| 4726 } | |
| 4727 else if (id) | |
| 4728 { | |
| 4729 /* Declare id as an alias for type targ. Evaluate to TRUE | |
| 4730 */ | |
| 4731 tded = targ; | |
| 4732 goto Lyes; | |
| 4733 } | |
| 4734 else if (tspec) | |
| 4735 { | |
| 4736 /* Evaluate to TRUE if targ matches tspec | |
| 4737 */ | |
| 4738 tspec = tspec->semantic(loc, sc); | |
| 4739 //printf("targ = %s\n", targ->toChars()); | |
| 4740 //printf("tspec = %s\n", tspec->toChars()); | |
| 4741 if (tok == TOKcolon) | |
| 4742 { if (targ->implicitConvTo(tspec)) | |
| 4743 goto Lyes; | |
| 4744 else | |
| 4745 goto Lno; | |
| 4746 } | |
| 4747 else /* == */ | |
| 4748 { if (targ->equals(tspec)) | |
| 4749 goto Lyes; | |
| 4750 else | |
| 4751 goto Lno; | |
| 4752 } | |
| 4753 } | |
| 4754 | |
| 4755 Lyes: | |
| 4756 if (id) | |
| 4757 { | |
| 4758 Dsymbol *s = new AliasDeclaration(loc, id, tded); | |
| 4759 s->semantic(sc); | |
| 4760 sc->insert(s); | |
| 4761 if (sc->sd) | |
| 4762 s->addMember(sc, sc->sd, 1); | |
| 4763 } | |
| 4764 return new IntegerExp(1); | |
| 4765 | |
| 4766 Lno: | |
| 4767 return new IntegerExp(0); | |
| 4768 } | |
| 4769 | |
| 4770 void IsExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 4771 { | |
| 4772 buf->writestring("is("); | |
| 4773 targ->toCBuffer(buf, id, hgs); | |
| 4774 if (tok2 != TOKreserved) | |
| 4775 { | |
| 4776 buf->printf(" %s %s", Token::toChars(tok), Token::toChars(tok2)); | |
| 4777 } | |
| 4778 else if (tspec) | |
| 4779 { | |
| 4780 if (tok == TOKcolon) | |
| 4781 buf->writestring(" : "); | |
| 4782 else | |
| 4783 buf->writestring(" == "); | |
| 4784 tspec->toCBuffer(buf, NULL, hgs); | |
| 4785 } | |
| 336 | 4786 #if DMDV2 |
| 159 | 4787 if (parameters) |
| 4788 { // First parameter is already output, so start with second | |
| 4789 for (int i = 1; i < parameters->dim; i++) | |
| 4790 { | |
| 4791 buf->writeByte(','); | |
| 4792 TemplateParameter *tp = (TemplateParameter *)parameters->data[i]; | |
| 4793 tp->toCBuffer(buf, hgs); | |
| 4794 } | |
| 4795 } | |
| 4796 #endif | |
| 4797 buf->writeByte(')'); | |
| 4798 } | |
| 4799 | |
| 4800 | |
| 4801 /************************************************************/ | |
| 4802 | |
| 4803 UnaExp::UnaExp(Loc loc, enum TOK op, int size, Expression *e1) | |
| 4804 : Expression(loc, op, size) | |
| 4805 { | |
| 4806 this->e1 = e1; | |
| 4807 } | |
| 4808 | |
| 4809 Expression *UnaExp::syntaxCopy() | |
| 4810 { UnaExp *e; | |
| 4811 | |
| 4812 e = (UnaExp *)copy(); | |
| 4813 e->type = NULL; | |
| 4814 e->e1 = e->e1->syntaxCopy(); | |
| 4815 return e; | |
| 4816 } | |
| 4817 | |
| 4818 Expression *UnaExp::semantic(Scope *sc) | |
| 4819 { | |
| 4820 #if LOGSEMANTIC | |
| 4821 printf("UnaExp::semantic('%s')\n", toChars()); | |
| 4822 #endif | |
| 4823 e1 = e1->semantic(sc); | |
| 4824 // if (!e1->type) | |
| 4825 // error("%s has no value", e1->toChars()); | |
| 4826 return this; | |
| 4827 } | |
| 4828 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4829 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4830 int UnaExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4831 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4832 return e1->canThrow(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4833 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4834 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4835 |
| 159 | 4836 void UnaExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 4837 { | |
| 4838 buf->writestring(Token::toChars(op)); | |
| 4839 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 4840 } | |
| 4841 | |
| 4842 /************************************************************/ | |
| 4843 | |
| 4844 BinExp::BinExp(Loc loc, enum TOK op, int size, Expression *e1, Expression *e2) | |
| 4845 : Expression(loc, op, size) | |
| 4846 { | |
| 4847 this->e1 = e1; | |
| 4848 this->e2 = e2; | |
| 4849 } | |
| 4850 | |
| 4851 Expression *BinExp::syntaxCopy() | |
| 4852 { BinExp *e; | |
| 4853 | |
| 4854 e = (BinExp *)copy(); | |
| 4855 e->type = NULL; | |
| 4856 e->e1 = e->e1->syntaxCopy(); | |
| 4857 e->e2 = e->e2->syntaxCopy(); | |
| 4858 return e; | |
| 4859 } | |
| 4860 | |
| 4861 Expression *BinExp::semantic(Scope *sc) | |
| 4862 { | |
| 4863 #if LOGSEMANTIC | |
| 4864 printf("BinExp::semantic('%s')\n", toChars()); | |
| 4865 #endif | |
| 4866 e1 = e1->semantic(sc); | |
|
717
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
4867 if (!e1->type && |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
4868 !(op == TOKassign && e1->op == TOKdottd)) // a.template = e2 |
| 159 | 4869 { |
| 4870 error("%s has no value", e1->toChars()); | |
| 4871 e1->type = Type::terror; | |
| 4872 } | |
| 4873 e2 = e2->semantic(sc); | |
| 4874 if (!e2->type) | |
| 4875 { | |
| 4876 error("%s has no value", e2->toChars()); | |
| 4877 e2->type = Type::terror; | |
| 4878 } | |
| 4879 return this; | |
| 4880 } | |
| 4881 | |
| 4882 Expression *BinExp::semanticp(Scope *sc) | |
| 4883 { | |
| 4884 BinExp::semantic(sc); | |
| 4885 e1 = resolveProperties(sc, e1); | |
| 4886 e2 = resolveProperties(sc, e2); | |
| 4887 return this; | |
| 4888 } | |
| 4889 | |
| 4890 /*************************** | |
| 4891 * Common semantic routine for some xxxAssignExp's. | |
| 4892 */ | |
| 4893 | |
| 4894 Expression *BinExp::commonSemanticAssign(Scope *sc) | |
| 4895 { Expression *e; | |
| 4896 | |
| 4897 if (!type) | |
| 4898 { | |
| 4899 BinExp::semantic(sc); | |
| 4900 e2 = resolveProperties(sc, e2); | |
| 4901 | |
| 4902 e = op_overload(sc); | |
| 4903 if (e) | |
| 4904 return e; | |
| 4905 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4906 if (e1->op == TOKslice) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4907 { // T[] op= ... |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4908 typeCombine(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4909 type = e1->type; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4910 return arrayOp(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4911 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4912 |
| 159 | 4913 e1 = e1->modifiableLvalue(sc, e1); |
| 4914 e1->checkScalar(); | |
| 4915 type = e1->type; | |
| 4916 if (type->toBasetype()->ty == Tbool) | |
| 4917 { | |
| 4918 error("operator not allowed on bool expression %s", toChars()); | |
| 4919 } | |
| 4920 typeCombine(sc); | |
| 4921 e1->checkArithmetic(); | |
| 4922 e2->checkArithmetic(); | |
| 4923 | |
| 4924 if (op == TOKmodass && e2->type->iscomplex()) | |
| 4925 { error("cannot perform modulo complex arithmetic"); | |
| 4926 return new IntegerExp(0); | |
| 4927 } | |
| 4928 } | |
| 4929 return this; | |
| 4930 } | |
| 4931 | |
| 4932 Expression *BinExp::commonSemanticAssignIntegral(Scope *sc) | |
| 4933 { Expression *e; | |
| 4934 | |
| 4935 if (!type) | |
| 4936 { | |
| 4937 BinExp::semantic(sc); | |
| 4938 e2 = resolveProperties(sc, e2); | |
| 4939 | |
| 4940 e = op_overload(sc); | |
| 4941 if (e) | |
| 4942 return e; | |
| 4943 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4944 if (e1->op == TOKslice) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4945 { // T[] op= ... |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4946 typeCombine(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4947 type = e1->type; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4948 return arrayOp(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4949 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4950 |
| 159 | 4951 e1 = e1->modifiableLvalue(sc, e1); |
| 4952 e1->checkScalar(); | |
| 4953 type = e1->type; | |
| 4954 if (type->toBasetype()->ty == Tbool) | |
| 4955 { | |
| 4956 e2 = e2->implicitCastTo(sc, type); | |
| 4957 } | |
| 4958 | |
| 4959 typeCombine(sc); | |
| 4960 e1->checkIntegral(); | |
| 4961 e2->checkIntegral(); | |
| 4962 } | |
| 4963 return this; | |
| 4964 } | |
| 4965 | |
| 4966 int BinExp::checkSideEffect(int flag) | |
| 4967 { | |
| 4968 if (op == TOKplusplus || | |
| 4969 op == TOKminusminus || | |
| 4970 op == TOKassign || | |
| 4971 op == TOKconstruct || | |
| 4972 op == TOKblit || | |
| 4973 op == TOKaddass || | |
| 4974 op == TOKminass || | |
| 4975 op == TOKcatass || | |
| 4976 op == TOKmulass || | |
| 4977 op == TOKdivass || | |
| 4978 op == TOKmodass || | |
| 4979 op == TOKshlass || | |
| 4980 op == TOKshrass || | |
| 4981 op == TOKushrass || | |
| 4982 op == TOKandass || | |
| 4983 op == TOKorass || | |
| 4984 op == TOKxorass || | |
| 4985 op == TOKin || | |
| 4986 op == TOKremove) | |
| 4987 return 1; | |
| 4988 return Expression::checkSideEffect(flag); | |
| 4989 } | |
| 4990 | |
| 4991 void BinExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 4992 { | |
| 4993 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 4994 buf->writeByte(' '); | |
| 4995 buf->writestring(Token::toChars(op)); | |
| 4996 buf->writeByte(' '); | |
| 4997 expToCBuffer(buf, hgs, e2, (enum PREC)(precedence[op] + 1)); | |
| 4998 } | |
| 4999 | |
| 5000 int BinExp::isunsigned() | |
| 5001 { | |
| 5002 return e1->type->isunsigned() || e2->type->isunsigned(); | |
| 5003 } | |
| 5004 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5005 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5006 int BinExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5007 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5008 return e1->canThrow() || e2->canThrow(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5009 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5010 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5011 |
| 159 | 5012 void BinExp::incompatibleTypes() |
| 5013 { | |
| 5014 error("incompatible types for ((%s) %s (%s)): '%s' and '%s'", | |
| 5015 e1->toChars(), Token::toChars(op), e2->toChars(), | |
| 5016 e1->type->toChars(), e2->type->toChars()); | |
| 5017 } | |
| 5018 | |
| 5019 /************************************************************/ | |
| 5020 | |
| 5021 CompileExp::CompileExp(Loc loc, Expression *e) | |
| 5022 : UnaExp(loc, TOKmixin, sizeof(CompileExp), e) | |
| 5023 { | |
| 5024 } | |
| 5025 | |
| 5026 Expression *CompileExp::semantic(Scope *sc) | |
| 5027 { | |
| 5028 #if LOGSEMANTIC | |
| 5029 printf("CompileExp::semantic('%s')\n", toChars()); | |
| 5030 #endif | |
| 5031 UnaExp::semantic(sc); | |
| 5032 e1 = resolveProperties(sc, e1); | |
| 5033 e1 = e1->optimize(WANTvalue | WANTinterpret); | |
| 5034 if (e1->op != TOKstring) | |
| 5035 { error("argument to mixin must be a string, not (%s)", e1->toChars()); | |
| 5036 type = Type::terror; | |
| 5037 return this; | |
| 5038 } | |
| 5039 StringExp *se = (StringExp *)e1; | |
| 5040 se = se->toUTF8(sc); | |
| 5041 Parser p(sc->module, (unsigned char *)se->string, se->len, 0); | |
| 5042 p.loc = loc; | |
| 5043 p.nextToken(); | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5044 //printf("p.loc.linnum = %d\n", p.loc.linnum); |
| 159 | 5045 Expression *e = p.parseExpression(); |
| 5046 if (p.token.value != TOKeof) | |
| 5047 error("incomplete mixin expression (%s)", se->toChars()); | |
| 5048 return e->semantic(sc); | |
| 5049 } | |
| 5050 | |
| 5051 void CompileExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 5052 { | |
| 5053 buf->writestring("mixin("); | |
| 5054 expToCBuffer(buf, hgs, e1, PREC_assign); | |
| 5055 buf->writeByte(')'); | |
| 5056 } | |
| 5057 | |
| 5058 /************************************************************/ | |
| 5059 | |
| 5060 FileExp::FileExp(Loc loc, Expression *e) | |
| 5061 : UnaExp(loc, TOKmixin, sizeof(FileExp), e) | |
| 5062 { | |
| 5063 } | |
| 5064 | |
| 5065 Expression *FileExp::semantic(Scope *sc) | |
| 5066 { char *name; | |
| 5067 StringExp *se; | |
| 5068 | |
| 5069 #if LOGSEMANTIC | |
| 5070 printf("FileExp::semantic('%s')\n", toChars()); | |
| 5071 #endif | |
| 5072 UnaExp::semantic(sc); | |
| 5073 e1 = resolveProperties(sc, e1); | |
| 5074 e1 = e1->optimize(WANTvalue); | |
| 5075 if (e1->op != TOKstring) | |
| 5076 { error("file name argument must be a string, not (%s)", e1->toChars()); | |
| 5077 goto Lerror; | |
| 5078 } | |
| 5079 se = (StringExp *)e1; | |
| 5080 se = se->toUTF8(sc); | |
| 5081 name = (char *)se->string; | |
| 5082 | |
| 5083 if (!global.params.fileImppath) | |
| 5084 { error("need -Jpath switch to import text file %s", name); | |
| 5085 goto Lerror; | |
| 5086 } | |
| 5087 | |
| 5088 if (name != FileName::name(name)) | |
| 5089 { error("use -Jpath switch to provide path for filename %s", name); | |
| 5090 goto Lerror; | |
| 5091 } | |
| 5092 | |
| 5093 name = FileName::searchPath(global.filePath, name, 0); | |
| 5094 if (!name) | |
| 5095 { error("file %s cannot be found, check -Jpath", se->toChars()); | |
| 5096 goto Lerror; | |
| 5097 } | |
| 5098 | |
| 5099 if (global.params.verbose) | |
|
794
661384d6a936
Fix warnings on x86-64. By fvbommel.
Christian Kamm <kamm incasoftware de>
parents:
779
diff
changeset
|
5100 printf("file %s\t(%s)\n", (char*)se->string, name); |
| 159 | 5101 |
| 5102 { File f(name); | |
| 5103 if (f.read()) | |
| 5104 { error("cannot read file %s", f.toChars()); | |
| 5105 goto Lerror; | |
| 5106 } | |
| 5107 else | |
| 5108 { | |
| 5109 f.ref = 1; | |
| 5110 se = new StringExp(loc, f.buffer, f.len); | |
| 5111 } | |
| 5112 } | |
| 5113 Lret: | |
| 5114 return se->semantic(sc); | |
| 5115 | |
| 5116 Lerror: | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5117 se = new StringExp(loc, (char *)""); |
| 159 | 5118 goto Lret; |
| 5119 } | |
| 5120 | |
| 5121 void FileExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 5122 { | |
| 5123 buf->writestring("import("); | |
| 5124 expToCBuffer(buf, hgs, e1, PREC_assign); | |
| 5125 buf->writeByte(')'); | |
| 5126 } | |
| 5127 | |
| 5128 /************************************************************/ | |
| 5129 | |
| 5130 AssertExp::AssertExp(Loc loc, Expression *e, Expression *msg) | |
| 5131 : UnaExp(loc, TOKassert, sizeof(AssertExp), e) | |
| 5132 { | |
| 5133 this->msg = msg; | |
| 5134 } | |
| 5135 | |
| 5136 Expression *AssertExp::syntaxCopy() | |
| 5137 { | |
| 5138 AssertExp *ae = new AssertExp(loc, e1->syntaxCopy(), | |
| 5139 msg ? msg->syntaxCopy() : NULL); | |
| 5140 return ae; | |
| 5141 } | |
| 5142 | |
| 5143 Expression *AssertExp::semantic(Scope *sc) | |
| 5144 { | |
| 5145 #if LOGSEMANTIC | |
| 5146 printf("AssertExp::semantic('%s')\n", toChars()); | |
| 5147 #endif | |
| 5148 UnaExp::semantic(sc); | |
| 5149 e1 = resolveProperties(sc, e1); | |
| 5150 // BUG: see if we can do compile time elimination of the Assert | |
| 5151 e1 = e1->optimize(WANTvalue); | |
| 5152 e1 = e1->checkToBoolean(); | |
| 5153 if (msg) | |
| 5154 { | |
| 5155 msg = msg->semantic(sc); | |
| 5156 msg = resolveProperties(sc, msg); | |
| 5157 msg = msg->implicitCastTo(sc, Type::tchar->arrayOf()); | |
| 5158 msg = msg->optimize(WANTvalue); | |
| 5159 } | |
| 5160 if (e1->isBool(FALSE)) | |
| 5161 { | |
| 5162 FuncDeclaration *fd = sc->parent->isFuncDeclaration(); | |
| 5163 fd->hasReturnExp |= 4; | |
| 5164 | |
| 5165 if (!global.params.useAssert) | |
| 5166 { Expression *e = new HaltExp(loc); | |
| 5167 e = e->semantic(sc); | |
| 5168 return e; | |
| 5169 } | |
| 5170 } | |
| 5171 type = Type::tvoid; | |
| 5172 return this; | |
| 5173 } | |
| 5174 | |
| 5175 int AssertExp::checkSideEffect(int flag) | |
| 5176 { | |
| 5177 return 1; | |
| 5178 } | |
| 5179 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5180 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5181 int AssertExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5182 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5183 return (global.params.useAssert != 0); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5184 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5185 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5186 |
| 159 | 5187 void AssertExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 5188 { | |
| 5189 buf->writestring("assert("); | |
| 5190 expToCBuffer(buf, hgs, e1, PREC_assign); | |
| 5191 if (msg) | |
| 5192 { | |
| 5193 buf->writeByte(','); | |
| 5194 expToCBuffer(buf, hgs, msg, PREC_assign); | |
| 5195 } | |
| 5196 buf->writeByte(')'); | |
| 5197 } | |
| 5198 | |
| 5199 /************************************************************/ | |
| 5200 | |
| 5201 DotIdExp::DotIdExp(Loc loc, Expression *e, Identifier *ident) | |
| 5202 : UnaExp(loc, TOKdot, sizeof(DotIdExp), e) | |
| 5203 { | |
| 5204 this->ident = ident; | |
| 5205 } | |
| 5206 | |
| 5207 Expression *DotIdExp::semantic(Scope *sc) | |
| 5208 { Expression *e; | |
| 5209 Expression *eleft; | |
| 5210 Expression *eright; | |
| 5211 | |
| 5212 #if LOGSEMANTIC | |
| 5213 printf("DotIdExp::semantic(this = %p, '%s')\n", this, toChars()); | |
| 5214 //printf("e1->op = %d, '%s'\n", e1->op, Token::toChars(e1->op)); | |
| 5215 #endif | |
| 5216 | |
| 5217 //{ static int z; fflush(stdout); if (++z == 10) *(char*)0=0; } | |
| 5218 | |
| 5219 #if 0 | |
| 5220 /* Don't do semantic analysis if we'll be converting | |
| 5221 * it to a string. | |
| 5222 */ | |
| 5223 if (ident == Id::stringof) | |
| 5224 { char *s = e1->toChars(); | |
| 5225 e = new StringExp(loc, s, strlen(s), 'c'); | |
| 5226 e = e->semantic(sc); | |
| 5227 return e; | |
| 5228 } | |
| 5229 #endif | |
| 5230 | |
| 5231 /* Special case: rewrite this.id and super.id | |
| 5232 * to be classtype.id and baseclasstype.id | |
| 5233 * if we have no this pointer. | |
| 5234 */ | |
| 5235 if ((e1->op == TOKthis || e1->op == TOKsuper) && !hasThis(sc)) | |
| 5236 { ClassDeclaration *cd; | |
| 5237 StructDeclaration *sd; | |
| 5238 AggregateDeclaration *ad; | |
| 5239 | |
| 5240 ad = sc->getStructClassScope(); | |
| 5241 if (ad) | |
| 5242 { | |
| 5243 cd = ad->isClassDeclaration(); | |
| 5244 if (cd) | |
| 5245 { | |
| 5246 if (e1->op == TOKthis) | |
| 5247 { | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5248 e = typeDotIdExp(loc, cd->type, ident); |
| 159 | 5249 return e->semantic(sc); |
| 5250 } | |
| 5251 else if (cd->baseClass && e1->op == TOKsuper) | |
| 5252 { | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5253 e = typeDotIdExp(loc, cd->baseClass->type, ident); |
| 159 | 5254 return e->semantic(sc); |
| 5255 } | |
| 5256 } | |
| 5257 else | |
| 5258 { | |
| 5259 sd = ad->isStructDeclaration(); | |
| 5260 if (sd) | |
| 5261 { | |
| 5262 if (e1->op == TOKthis) | |
| 5263 { | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5264 e = typeDotIdExp(loc, sd->type, ident); |
| 159 | 5265 return e->semantic(sc); |
| 5266 } | |
| 5267 } | |
| 5268 } | |
| 5269 } | |
| 5270 } | |
| 5271 | |
| 5272 UnaExp::semantic(sc); | |
| 5273 | |
| 5274 if (e1->op == TOKdotexp) | |
| 5275 { | |
| 5276 DotExp *de = (DotExp *)e1; | |
| 5277 eleft = de->e1; | |
| 5278 eright = de->e2; | |
| 5279 } | |
| 5280 else | |
| 5281 { | |
| 5282 e1 = resolveProperties(sc, e1); | |
| 5283 eleft = NULL; | |
| 5284 eright = e1; | |
| 5285 } | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5286 #if DMDV2 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5287 if (e1->op == TOKtuple && ident == Id::offsetof) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5288 { /* 'distribute' the .offsetof to each of the tuple elements. |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5289 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5290 TupleExp *te = (TupleExp *)e1; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5291 Expressions *exps = new Expressions(); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5292 exps->setDim(te->exps->dim); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5293 for (int i = 0; i < exps->dim; i++) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5294 { Expression *e = (Expression *)te->exps->data[i]; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5295 e = e->semantic(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5296 e = new DotIdExp(e->loc, e, Id::offsetof); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5297 exps->data[i] = (void *)e; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5298 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5299 e = new TupleExp(loc, exps); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5300 e = e->semantic(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5301 return e; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5302 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5303 #endif |
| 159 | 5304 |
| 5305 if (e1->op == TOKtuple && ident == Id::length) | |
| 5306 { | |
| 5307 TupleExp *te = (TupleExp *)e1; | |
| 5308 e = new IntegerExp(loc, te->exps->dim, Type::tsize_t); | |
| 5309 return e; | |
| 5310 } | |
| 5311 | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5312 if (e1->op == TOKdottd) |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5313 { |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5314 error("template %s does not have property %s", e1->toChars(), ident->toChars()); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5315 return e1; |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5316 } |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5317 |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5318 if (!e1->type) |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5319 { |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5320 error("expression %s does not have property %s", e1->toChars(), ident->toChars()); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5321 return e1; |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5322 } |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5323 |
| 159 | 5324 if (eright->op == TOKimport) // also used for template alias's |
| 5325 { | |
| 5326 ScopeExp *ie = (ScopeExp *)eright; | |
| 5327 | |
|
846
bc982f1ad106
Merged DMD 1.037 frontend
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
841
diff
changeset
|
5328 /* Disable access to another module's private imports. |
|
bc982f1ad106
Merged DMD 1.037 frontend
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
841
diff
changeset
|
5329 * The check for 'is sds our current module' is because |
|
bc982f1ad106
Merged DMD 1.037 frontend
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
841
diff
changeset
|
5330 * the current module should have access to its own imports. |
|
bc982f1ad106
Merged DMD 1.037 frontend
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
841
diff
changeset
|
5331 */ |
|
bc982f1ad106
Merged DMD 1.037 frontend
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
841
diff
changeset
|
5332 Dsymbol *s = ie->sds->search(loc, ident, |
|
bc982f1ad106
Merged DMD 1.037 frontend
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
841
diff
changeset
|
5333 (ie->sds->isModule() && ie->sds != sc->module) ? 1 : 0); |
| 159 | 5334 if (s) |
| 5335 { | |
| 5336 s = s->toAlias(); | |
| 5337 checkDeprecated(sc, s); | |
| 5338 | |
| 5339 EnumMember *em = s->isEnumMember(); | |
| 5340 if (em) | |
| 5341 { | |
| 5342 e = em->value; | |
| 5343 e = e->semantic(sc); | |
| 5344 return e; | |
| 5345 } | |
| 5346 | |
| 5347 VarDeclaration *v = s->isVarDeclaration(); | |
| 5348 if (v) | |
| 5349 { | |
| 5350 //printf("DotIdExp:: Identifier '%s' is a variable, type '%s'\n", toChars(), v->type->toChars()); | |
| 5351 if (v->inuse) | |
| 5352 { | |
| 5353 error("circular reference to '%s'", v->toChars()); | |
| 5354 type = Type::tint32; | |
| 5355 return this; | |
| 5356 } | |
| 5357 type = v->type; | |
| 5358 if (v->isConst()) | |
| 5359 { | |
| 5360 if (v->init) | |
| 5361 { | |
| 5362 ExpInitializer *ei = v->init->isExpInitializer(); | |
| 5363 if (ei) | |
| 5364 { | |
| 5365 //printf("\tei: %p (%s)\n", ei->exp, ei->exp->toChars()); | |
| 5366 //ei->exp = ei->exp->semantic(sc); | |
| 5367 if (ei->exp->type == type) | |
| 5368 { | |
| 5369 e = ei->exp->copy(); // make copy so we can change loc | |
| 5370 e->loc = loc; | |
| 5371 return e; | |
| 5372 } | |
| 5373 } | |
| 5374 } | |
| 5375 else if (type->isscalar()) | |
| 5376 { | |
| 5377 e = type->defaultInit(); | |
| 5378 e->loc = loc; | |
| 5379 return e; | |
| 5380 } | |
| 5381 } | |
| 5382 if (v->needThis()) | |
| 5383 { | |
| 5384 if (!eleft) | |
| 5385 eleft = new ThisExp(loc); | |
| 5386 e = new DotVarExp(loc, eleft, v); | |
| 5387 e = e->semantic(sc); | |
| 5388 } | |
| 5389 else | |
| 5390 { | |
| 5391 e = new VarExp(loc, v); | |
| 5392 if (eleft) | |
| 5393 { e = new CommaExp(loc, eleft, e); | |
| 5394 e->type = v->type; | |
| 5395 } | |
| 5396 } | |
| 5397 return e->deref(); | |
| 5398 } | |
| 5399 | |
| 5400 FuncDeclaration *f = s->isFuncDeclaration(); | |
| 5401 if (f) | |
| 5402 { | |
| 5403 //printf("it's a function\n"); | |
| 5404 if (f->needThis()) | |
| 5405 { | |
| 5406 if (!eleft) | |
| 5407 eleft = new ThisExp(loc); | |
| 5408 e = new DotVarExp(loc, eleft, f); | |
| 5409 e = e->semantic(sc); | |
| 5410 } | |
| 5411 else | |
| 5412 { | |
| 5413 e = new VarExp(loc, f); | |
| 5414 if (eleft) | |
| 5415 { e = new CommaExp(loc, eleft, e); | |
| 5416 e->type = f->type; | |
| 5417 } | |
| 5418 } | |
| 5419 return e; | |
| 5420 } | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5421 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5422 OverloadSet *o = s->isOverloadSet(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5423 if (o) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5424 { //printf("'%s' is an overload set\n", o->toChars()); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5425 return new OverExp(o); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5426 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5427 #endif |
| 159 | 5428 |
| 5429 Type *t = s->getType(); | |
| 5430 if (t) | |
| 5431 { | |
| 5432 return new TypeExp(loc, t); | |
| 5433 } | |
| 5434 | |
| 336 | 5435 TupleDeclaration *tup = s->isTupleDeclaration(); |
| 5436 if (tup) | |
| 5437 { | |
| 5438 if (eleft) | |
| 5439 error("cannot have e.tuple"); | |
| 5440 e = new TupleExp(loc, tup); | |
| 5441 e = e->semantic(sc); | |
| 5442 return e; | |
| 5443 } | |
| 5444 | |
| 159 | 5445 ScopeDsymbol *sds = s->isScopeDsymbol(); |
| 5446 if (sds) | |
| 5447 { | |
| 5448 //printf("it's a ScopeDsymbol\n"); | |
| 5449 e = new ScopeExp(loc, sds); | |
| 5450 e = e->semantic(sc); | |
| 5451 if (eleft) | |
| 5452 e = new DotExp(loc, eleft, e); | |
| 5453 return e; | |
| 5454 } | |
| 5455 | |
| 5456 Import *imp = s->isImport(); | |
| 5457 if (imp) | |
| 5458 { | |
| 5459 ScopeExp *ie; | |
| 5460 | |
| 5461 ie = new ScopeExp(loc, imp->pkg); | |
| 5462 return ie->semantic(sc); | |
| 5463 } | |
| 5464 | |
| 5465 // BUG: handle other cases like in IdentifierExp::semantic() | |
| 5466 #ifdef DEBUG | |
| 5467 printf("s = '%s', kind = '%s'\n", s->toChars(), s->kind()); | |
| 5468 #endif | |
| 5469 assert(0); | |
| 5470 } | |
| 5471 else if (ident == Id::stringof) | |
| 5472 { char *s = ie->toChars(); | |
| 5473 e = new StringExp(loc, s, strlen(s), 'c'); | |
| 5474 e = e->semantic(sc); | |
| 5475 return e; | |
| 5476 } | |
| 5477 error("undefined identifier %s", toChars()); | |
| 5478 type = Type::tvoid; | |
| 5479 return this; | |
| 5480 } | |
| 5481 else if (e1->type->ty == Tpointer && | |
| 5482 ident != Id::init && ident != Id::__sizeof && | |
| 5483 ident != Id::alignof && ident != Id::offsetof && | |
| 5484 ident != Id::mangleof && ident != Id::stringof) | |
| 5485 { | |
| 5486 e = new PtrExp(loc, e1); | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5487 e->type = ((TypePointer *)e1->type)->next; |
| 159 | 5488 return e->type->dotExp(sc, e, ident); |
| 5489 } | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5490 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5491 else if (t1b->ty == Tarray || |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5492 t1b->ty == Tsarray || |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5493 t1b->ty == Taarray) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5494 { /* If ident is not a valid property, rewrite: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5495 * e1.ident |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5496 * as: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5497 * .ident(e1) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5498 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5499 unsigned errors = global.errors; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5500 global.gag++; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5501 e = e1->type->dotExp(sc, e1, ident); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5502 global.gag--; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5503 if (errors != global.errors) // if failed to find the property |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5504 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5505 global.errors = errors; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5506 e = new DotIdExp(loc, new IdentifierExp(loc, Id::empty), ident); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5507 e = new CallExp(loc, e, e1); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5508 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5509 e = e->semantic(sc); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5510 return e; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5511 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5512 #endif |
| 159 | 5513 else |
| 5514 { | |
| 5515 e = e1->type->dotExp(sc, e1, ident); | |
| 5516 e = e->semantic(sc); | |
| 5517 return e; | |
| 5518 } | |
| 5519 } | |
| 5520 | |
| 5521 void DotIdExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 5522 { | |
| 5523 //printf("DotIdExp::toCBuffer()\n"); | |
| 5524 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 5525 buf->writeByte('.'); | |
| 5526 buf->writestring(ident->toChars()); | |
| 5527 } | |
| 5528 | |
| 5529 /********************** DotTemplateExp ***********************************/ | |
| 5530 | |
| 5531 // Mainly just a placeholder | |
| 5532 | |
| 5533 DotTemplateExp::DotTemplateExp(Loc loc, Expression *e, TemplateDeclaration *td) | |
| 5534 : UnaExp(loc, TOKdottd, sizeof(DotTemplateExp), e) | |
| 5535 | |
| 5536 { | |
| 5537 this->td = td; | |
| 5538 } | |
| 5539 | |
| 5540 void DotTemplateExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 5541 { | |
| 5542 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 5543 buf->writeByte('.'); | |
| 5544 buf->writestring(td->toChars()); | |
| 5545 } | |
| 5546 | |
| 5547 | |
| 5548 /************************************************************/ | |
| 5549 | |
| 5550 DotVarExp::DotVarExp(Loc loc, Expression *e, Declaration *v) | |
| 5551 : UnaExp(loc, TOKdotvar, sizeof(DotVarExp), e) | |
| 5552 { | |
| 5553 //printf("DotVarExp()\n"); | |
| 5554 this->var = v; | |
| 5555 } | |
| 5556 | |
| 5557 Expression *DotVarExp::semantic(Scope *sc) | |
| 5558 { | |
| 5559 #if LOGSEMANTIC | |
| 5560 printf("DotVarExp::semantic('%s')\n", toChars()); | |
| 5561 #endif | |
| 5562 if (!type) | |
| 5563 { | |
| 5564 var = var->toAlias()->isDeclaration(); | |
| 5565 | |
| 5566 TupleDeclaration *tup = var->isTupleDeclaration(); | |
| 5567 if (tup) | |
| 5568 { /* Replace: | |
| 5569 * e1.tuple(a, b, c) | |
| 5570 * with: | |
| 5571 * tuple(e1.a, e1.b, e1.c) | |
| 5572 */ | |
| 5573 Expressions *exps = new Expressions; | |
| 5574 | |
| 5575 exps->reserve(tup->objects->dim); | |
| 5576 for (size_t i = 0; i < tup->objects->dim; i++) | |
| 5577 { Object *o = (Object *)tup->objects->data[i]; | |
| 5578 if (o->dyncast() != DYNCAST_EXPRESSION) | |
| 5579 { | |
| 5580 error("%s is not an expression", o->toChars()); | |
| 5581 } | |
| 5582 else | |
| 5583 { | |
| 5584 Expression *e = (Expression *)o; | |
| 5585 if (e->op != TOKdsymbol) | |
| 5586 error("%s is not a member", e->toChars()); | |
| 5587 else | |
| 5588 { DsymbolExp *ve = (DsymbolExp *)e; | |
| 5589 | |
| 5590 e = new DotVarExp(loc, e1, ve->s->isDeclaration()); | |
| 5591 exps->push(e); | |
| 5592 } | |
| 5593 } | |
| 5594 } | |
| 5595 Expression *e = new TupleExp(loc, exps); | |
| 5596 e = e->semantic(sc); | |
| 5597 return e; | |
| 5598 } | |
| 5599 | |
| 5600 e1 = e1->semantic(sc); | |
| 5601 type = var->type; | |
| 5602 if (!type && global.errors) | |
| 5603 { // var is goofed up, just return 0 | |
| 5604 return new IntegerExp(0); | |
| 5605 } | |
| 5606 assert(type); | |
| 5607 | |
| 5608 if (!var->isFuncDeclaration()) // for functions, do checks after overload resolution | |
| 5609 { | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5610 Dsymbol *vparent = var->toParent(); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5611 AggregateDeclaration *ad = vparent ? vparent->isAggregateDeclaration() : NULL; |
| 336 | 5612 e1 = getRightThis(loc, sc, ad, e1, var); |
| 5613 if (!sc->noaccesscheck) | |
| 5614 accessCheck(loc, sc, e1, var); | |
| 5615 | |
| 5616 VarDeclaration *v = var->isVarDeclaration(); | |
| 5617 if (v && v->isConst()) | |
| 5618 { ExpInitializer *ei = v->getExpInitializer(); | |
| 5619 if (ei) | |
| 5620 { Expression *e = ei->exp->copy(); | |
| 5621 e = e->semantic(sc); | |
| 5622 return e; | |
| 159 | 5623 } |
| 5624 } | |
| 5625 } | |
| 5626 } | |
| 5627 //printf("-DotVarExp::semantic('%s')\n", toChars()); | |
| 5628 return this; | |
| 5629 } | |
| 5630 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5631 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5632 int DotVarExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5633 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5634 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5635 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5636 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5637 |
| 159 | 5638 Expression *DotVarExp::toLvalue(Scope *sc, Expression *e) |
| 5639 { | |
| 5640 //printf("DotVarExp::toLvalue(%s)\n", toChars()); | |
| 5641 return this; | |
| 5642 } | |
| 5643 | |
| 5644 Expression *DotVarExp::modifiableLvalue(Scope *sc, Expression *e) | |
| 5645 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5646 #if 0 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5647 printf("DotVarExp::modifiableLvalue(%s)\n", toChars()); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5648 printf("e1->type = %s\n", e1->type->toChars()); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5649 printf("var->type = %s\n", var->type->toChars()); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5650 #endif |
| 159 | 5651 |
| 5652 if (var->isCtorinit()) | |
| 5653 { // It's only modifiable if inside the right constructor | |
| 5654 Dsymbol *s = sc->func; | |
| 5655 while (1) | |
| 5656 { | |
| 5657 FuncDeclaration *fd = NULL; | |
| 5658 if (s) | |
| 5659 fd = s->isFuncDeclaration(); | |
| 5660 if (fd && | |
| 5661 ((fd->isCtorDeclaration() && var->storage_class & STCfield) || | |
| 5662 (fd->isStaticCtorDeclaration() && !(var->storage_class & STCfield))) && | |
| 5663 fd->toParent() == var->toParent() && | |
| 5664 e1->op == TOKthis | |
| 5665 ) | |
| 5666 { | |
| 5667 VarDeclaration *v = var->isVarDeclaration(); | |
| 5668 assert(v); | |
| 5669 v->ctorinit = 1; | |
| 5670 //printf("setting ctorinit\n"); | |
| 5671 } | |
| 5672 else | |
| 5673 { | |
| 5674 if (s) | |
| 5675 { s = s->toParent2(); | |
| 5676 continue; | |
| 5677 } | |
| 5678 else | |
| 5679 { | |
| 5680 const char *p = var->isStatic() ? "static " : ""; | |
| 5681 error("can only initialize %sconst member %s inside %sconstructor", | |
| 5682 p, var->toChars(), p); | |
| 5683 } | |
| 5684 } | |
| 5685 break; | |
| 5686 } | |
| 5687 } | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5688 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5689 else |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5690 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5691 Type *t1 = e1->type->toBasetype(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5692 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5693 if (!t1->isMutable() || |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5694 (t1->ty == Tpointer && !t1->nextOf()->isMutable()) || |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5695 !var->type->isMutable() || |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5696 !var->type->isAssignable() || |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5697 var->storage_class & STCmanifest |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5698 ) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5699 error("cannot modify const/invariant %s", toChars()); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5700 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5701 #endif |
| 159 | 5702 return this; |
| 5703 } | |
| 5704 | |
| 5705 void DotVarExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 5706 { | |
| 5707 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 5708 buf->writeByte('.'); | |
| 5709 buf->writestring(var->toChars()); | |
| 5710 } | |
| 5711 | |
| 5712 /************************************************************/ | |
| 5713 | |
| 5714 /* Things like: | |
| 5715 * foo.bar!(args) | |
| 5716 */ | |
| 5717 | |
| 5718 DotTemplateInstanceExp::DotTemplateInstanceExp(Loc loc, Expression *e, TemplateInstance *ti) | |
| 5719 : UnaExp(loc, TOKdotti, sizeof(DotTemplateInstanceExp), e) | |
| 5720 { | |
| 5721 //printf("DotTemplateInstanceExp()\n"); | |
| 5722 this->ti = ti; | |
| 5723 } | |
| 5724 | |
| 5725 Expression *DotTemplateInstanceExp::syntaxCopy() | |
| 5726 { | |
| 5727 DotTemplateInstanceExp *de = new DotTemplateInstanceExp(loc, | |
| 5728 e1->syntaxCopy(), | |
| 5729 (TemplateInstance *)ti->syntaxCopy(NULL)); | |
| 5730 return de; | |
| 5731 } | |
| 5732 | |
| 5733 Expression *DotTemplateInstanceExp::semantic(Scope *sc) | |
| 5734 { Dsymbol *s; | |
| 5735 Dsymbol *s2; | |
| 5736 TemplateDeclaration *td; | |
| 5737 Expression *e; | |
| 5738 Identifier *id; | |
| 5739 Type *t1; | |
| 5740 Expression *eleft = NULL; | |
| 5741 Expression *eright; | |
| 5742 | |
| 5743 #if LOGSEMANTIC | |
| 5744 printf("DotTemplateInstanceExp::semantic('%s')\n", toChars()); | |
| 5745 #endif | |
| 5746 //e1->print(); | |
| 5747 //print(); | |
| 5748 e1 = e1->semantic(sc); | |
| 5749 t1 = e1->type; | |
| 5750 if (t1) | |
| 5751 t1 = t1->toBasetype(); | |
| 5752 //t1->print(); | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5753 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5754 /* Extract the following from e1: |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5755 * s: the symbol which ti should be a member of |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5756 * eleft: if not NULL, it is the 'this' pointer for ti |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5757 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5758 |
| 159 | 5759 if (e1->op == TOKdotexp) |
| 5760 { DotExp *de = (DotExp *)e1; | |
| 5761 eleft = de->e1; | |
| 5762 eright = de->e2; | |
| 5763 } | |
| 5764 else | |
| 5765 { eleft = NULL; | |
| 5766 eright = e1; | |
| 5767 } | |
| 5768 if (eright->op == TOKimport) | |
| 5769 { | |
| 5770 s = ((ScopeExp *)eright)->sds; | |
| 5771 } | |
| 5772 else if (e1->op == TOKtype) | |
| 5773 { | |
| 5774 s = t1->isClassHandle(); | |
| 5775 if (!s) | |
| 5776 { if (t1->ty == Tstruct) | |
| 5777 s = ((TypeStruct *)t1)->sym; | |
| 5778 else | |
| 5779 goto L1; | |
| 5780 } | |
| 5781 } | |
| 5782 else if (t1 && (t1->ty == Tstruct || t1->ty == Tclass)) | |
| 5783 { | |
| 5784 s = t1->toDsymbol(sc); | |
| 5785 eleft = e1; | |
| 5786 } | |
| 5787 else if (t1 && t1->ty == Tpointer) | |
| 5788 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5789 t1 = ((TypePointer *)t1)->next->toBasetype(); |
| 159 | 5790 if (t1->ty != Tstruct) |
| 5791 goto L1; | |
| 5792 s = t1->toDsymbol(sc); | |
| 5793 eleft = e1; | |
| 5794 } | |
| 5795 else | |
| 5796 { | |
| 5797 L1: | |
| 5798 error("template %s is not a member of %s", ti->toChars(), e1->toChars()); | |
| 5799 goto Lerr; | |
| 5800 } | |
| 5801 | |
| 5802 assert(s); | |
| 5803 id = ti->name; | |
| 5804 s2 = s->search(loc, id, 0); | |
| 5805 if (!s2) | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5806 { |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5807 if (!s->ident) |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5808 error("template identifier %s is not a member of undefined %s", id->toChars(), s->kind()); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5809 else |
|
1258
192529570813
Trivial fix for bug #265
Christian Kamm <kamm incasoftware de>
parents:
1228
diff
changeset
|
5810 error("template identifier %s is not a member of %s %s", id->toChars(), s->kind(), s->ident->toChars()); |
| 159 | 5811 goto Lerr; |
| 5812 } | |
| 5813 s = s2; | |
| 5814 s->semantic(sc); | |
| 5815 s = s->toAlias(); | |
| 5816 td = s->isTemplateDeclaration(); | |
| 5817 if (!td) | |
| 5818 { | |
| 5819 error("%s is not a template", id->toChars()); | |
| 5820 goto Lerr; | |
| 5821 } | |
| 5822 if (global.errors) | |
| 5823 goto Lerr; | |
| 5824 | |
| 5825 ti->tempdecl = td; | |
| 5826 | |
| 5827 if (eleft) | |
| 5828 { Declaration *v; | |
| 5829 | |
| 5830 ti->semantic(sc); | |
| 5831 s = ti->inst->toAlias(); | |
| 5832 v = s->isDeclaration(); | |
| 5833 if (v) | |
| 5834 { e = new DotVarExp(loc, eleft, v); | |
| 5835 e = e->semantic(sc); | |
| 5836 return e; | |
| 5837 } | |
| 5838 } | |
| 5839 | |
| 5840 e = new ScopeExp(loc, ti); | |
| 5841 if (eleft) | |
| 5842 { | |
| 5843 e = new DotExp(loc, eleft, e); | |
| 5844 } | |
| 5845 e = e->semantic(sc); | |
| 5846 return e; | |
| 5847 | |
| 5848 Lerr: | |
| 336 | 5849 return new IntegerExp(loc, 0, Type::tint32); |
| 159 | 5850 } |
| 5851 | |
| 5852 void DotTemplateInstanceExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 5853 { | |
| 5854 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 5855 buf->writeByte('.'); | |
| 5856 ti->toCBuffer(buf, hgs); | |
| 5857 } | |
| 5858 | |
| 5859 /************************************************************/ | |
| 5860 | |
| 5861 DelegateExp::DelegateExp(Loc loc, Expression *e, FuncDeclaration *f) | |
| 5862 : UnaExp(loc, TOKdelegate, sizeof(DelegateExp), e) | |
| 5863 { | |
| 5864 this->func = f; | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
5865 m = NULL; |
| 159 | 5866 } |
| 5867 | |
| 5868 Expression *DelegateExp::semantic(Scope *sc) | |
| 5869 { | |
| 5870 #if LOGSEMANTIC | |
| 5871 printf("DelegateExp::semantic('%s')\n", toChars()); | |
| 5872 #endif | |
| 5873 if (!type) | |
| 5874 { | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
5875 m = sc->module; |
| 159 | 5876 e1 = e1->semantic(sc); |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
5877 // LDC we need a copy as we store the LLVM tpye in TypeFunction, and delegate/members have different types for 'this' |
|
471
e19e20103119
Changed DMD to make a copy of the TypeFunction in DelegateExp.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
468
diff
changeset
|
5878 type = new TypeDelegate(func->type->syntaxCopy()); |
| 159 | 5879 type = type->semantic(loc, sc); |
| 5880 AggregateDeclaration *ad = func->toParent()->isAggregateDeclaration(); | |
| 336 | 5881 if (func->needThis()) |
| 5882 e1 = getRightThis(loc, sc, ad, e1, func); | |
| 159 | 5883 } |
| 5884 return this; | |
| 5885 } | |
| 5886 | |
| 5887 void DelegateExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 5888 { | |
| 5889 buf->writeByte('&'); | |
| 5890 if (!func->isNested()) | |
| 5891 { | |
| 5892 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 5893 buf->writeByte('.'); | |
| 5894 } | |
| 5895 buf->writestring(func->toChars()); | |
| 5896 } | |
| 5897 | |
| 5898 /************************************************************/ | |
| 5899 | |
| 5900 DotTypeExp::DotTypeExp(Loc loc, Expression *e, Dsymbol *s) | |
| 5901 : UnaExp(loc, TOKdottype, sizeof(DotTypeExp), e) | |
| 5902 { | |
| 5903 this->sym = s; | |
| 5904 this->type = s->getType(); | |
| 5905 } | |
| 5906 | |
| 5907 Expression *DotTypeExp::semantic(Scope *sc) | |
| 5908 { | |
| 5909 #if LOGSEMANTIC | |
| 5910 printf("DotTypeExp::semantic('%s')\n", toChars()); | |
| 5911 #endif | |
| 5912 UnaExp::semantic(sc); | |
| 5913 return this; | |
| 5914 } | |
| 5915 | |
| 5916 void DotTypeExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 5917 { | |
| 5918 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 5919 buf->writeByte('.'); | |
| 5920 buf->writestring(sym->toChars()); | |
| 5921 } | |
| 5922 | |
| 5923 /************************************************************/ | |
| 5924 | |
| 5925 CallExp::CallExp(Loc loc, Expression *e, Expressions *exps) | |
| 5926 : UnaExp(loc, TOKcall, sizeof(CallExp), e) | |
| 5927 { | |
| 5928 this->arguments = exps; | |
| 5929 } | |
| 5930 | |
| 5931 CallExp::CallExp(Loc loc, Expression *e) | |
| 5932 : UnaExp(loc, TOKcall, sizeof(CallExp), e) | |
| 5933 { | |
| 5934 this->arguments = NULL; | |
| 5935 } | |
| 5936 | |
| 5937 CallExp::CallExp(Loc loc, Expression *e, Expression *earg1) | |
| 5938 : UnaExp(loc, TOKcall, sizeof(CallExp), e) | |
| 5939 { | |
| 5940 Expressions *arguments = new Expressions(); | |
| 5941 arguments->setDim(1); | |
| 5942 arguments->data[0] = (void *)earg1; | |
| 5943 | |
| 5944 this->arguments = arguments; | |
| 5945 } | |
| 5946 | |
| 5947 CallExp::CallExp(Loc loc, Expression *e, Expression *earg1, Expression *earg2) | |
| 5948 : UnaExp(loc, TOKcall, sizeof(CallExp), e) | |
| 5949 { | |
| 5950 Expressions *arguments = new Expressions(); | |
| 5951 arguments->setDim(2); | |
| 5952 arguments->data[0] = (void *)earg1; | |
| 5953 arguments->data[1] = (void *)earg2; | |
| 5954 | |
| 5955 this->arguments = arguments; | |
| 5956 } | |
| 5957 | |
| 5958 Expression *CallExp::syntaxCopy() | |
| 5959 { | |
| 5960 return new CallExp(loc, e1->syntaxCopy(), arraySyntaxCopy(arguments)); | |
| 5961 } | |
| 5962 | |
| 5963 | |
| 5964 Expression *CallExp::semantic(Scope *sc) | |
| 5965 { | |
| 5966 TypeFunction *tf; | |
| 5967 FuncDeclaration *f; | |
| 5968 int i; | |
| 5969 Type *t1; | |
| 5970 int istemp; | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5971 Objects *targsi = NULL; // initial list of template arguments |
| 159 | 5972 |
| 5973 #if LOGSEMANTIC | |
| 5974 printf("CallExp::semantic() %s\n", toChars()); | |
| 5975 #endif | |
| 5976 if (type) | |
| 5977 return this; // semantic() already run | |
| 5978 #if 0 | |
| 5979 if (arguments && arguments->dim) | |
| 5980 { | |
| 5981 Expression *earg = (Expression *)arguments->data[0]; | |
| 5982 earg->print(); | |
| 5983 if (earg->type) earg->type->print(); | |
| 5984 } | |
| 5985 #endif | |
| 5986 | |
| 5987 if (e1->op == TOKdelegate) | |
| 5988 { DelegateExp *de = (DelegateExp *)e1; | |
| 5989 | |
| 5990 e1 = new DotVarExp(de->loc, de->e1, de->func); | |
| 5991 return semantic(sc); | |
| 5992 } | |
| 5993 | |
| 5994 /* Transform: | |
| 5995 * array.id(args) into id(array,args) | |
| 5996 * aa.remove(arg) into delete aa[arg] | |
| 5997 */ | |
| 5998 if (e1->op == TOKdot) | |
| 5999 { | |
| 6000 // BUG: we should handle array.a.b.c.e(args) too | |
| 6001 | |
| 6002 DotIdExp *dotid = (DotIdExp *)(e1); | |
| 6003 dotid->e1 = dotid->e1->semantic(sc); | |
| 6004 assert(dotid->e1); | |
| 6005 if (dotid->e1->type) | |
| 6006 { | |
| 6007 TY e1ty = dotid->e1->type->toBasetype()->ty; | |
| 6008 if (e1ty == Taarray && dotid->ident == Id::remove) | |
| 6009 { | |
| 6010 if (!arguments || arguments->dim != 1) | |
| 6011 { error("expected key as argument to aa.remove()"); | |
| 6012 goto Lagain; | |
| 6013 } | |
| 6014 Expression *key = (Expression *)arguments->data[0]; | |
| 6015 key = key->semantic(sc); | |
| 6016 key = resolveProperties(sc, key); | |
| 6017 key->rvalue(); | |
| 6018 | |
| 6019 TypeAArray *taa = (TypeAArray *)dotid->e1->type->toBasetype(); | |
| 6020 key = key->implicitCastTo(sc, taa->index); | |
| 6021 key = key->implicitCastTo(sc, taa->key); | |
| 6022 | |
| 6023 return new RemoveExp(loc, dotid->e1, key); | |
| 6024 } | |
| 6025 else if (e1ty == Tarray || e1ty == Tsarray || e1ty == Taarray) | |
| 6026 { | |
| 6027 if (!arguments) | |
| 6028 arguments = new Expressions(); | |
| 6029 arguments->shift(dotid->e1); | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6030 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6031 e1 = new DotIdExp(dotid->loc, new IdentifierExp(dotid->loc, Id::empty), dotid->ident); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6032 #else |
| 159 | 6033 e1 = new IdentifierExp(dotid->loc, dotid->ident); |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6034 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6035 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6036 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6037 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6038 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6039 #if 1 |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6040 /* This recognizes: |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6041 * foo!(tiargs)(funcargs) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6042 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6043 if (e1->op == TOKimport && !e1->type) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6044 { ScopeExp *se = (ScopeExp *)e1; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6045 TemplateInstance *ti = se->sds->isTemplateInstance(); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6046 if (ti && !ti->semanticdone) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6047 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6048 /* Attempt to instantiate ti. If that works, go with it. |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6049 * If not, go with partial explicit specialization. |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6050 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6051 ti->semanticTiargs(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6052 unsigned errors = global.errors; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6053 global.gag++; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6054 ti->semantic(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6055 global.gag--; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6056 if (errors != global.errors) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6057 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6058 /* Didn't work, go with partial explicit specialization |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6059 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6060 global.errors = errors; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6061 targsi = ti->tiargs; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6062 e1 = new IdentifierExp(loc, ti->name); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6063 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6064 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6065 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6066 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6067 /* This recognizes: |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6068 * expr.foo!(tiargs)(funcargs) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6069 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6070 if (e1->op == TOKdotti && !e1->type) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6071 { DotTemplateInstanceExp *se = (DotTemplateInstanceExp *)e1; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6072 TemplateInstance *ti = se->ti; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6073 if (!ti->semanticdone) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6074 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6075 /* Attempt to instantiate ti. If that works, go with it. |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6076 * If not, go with partial explicit specialization. |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6077 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6078 ti->semanticTiargs(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6079 Expression *etmp; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6080 unsigned errors = global.errors; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6081 global.gag++; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6082 etmp = e1->semantic(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6083 global.gag--; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6084 if (errors != global.errors) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6085 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6086 global.errors = errors; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6087 targsi = ti->tiargs; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6088 e1 = new DotIdExp(loc, se->e1, ti->name); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6089 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6090 else |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6091 e1 = etmp; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6092 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6093 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6094 #endif |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6095 |
| 159 | 6096 istemp = 0; |
| 6097 Lagain: | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6098 //printf("Lagain: %s\n", toChars()); |
| 159 | 6099 f = NULL; |
| 6100 if (e1->op == TOKthis || e1->op == TOKsuper) | |
| 6101 { | |
| 6102 // semantic() run later for these | |
| 6103 } | |
| 6104 else | |
| 6105 { | |
| 6106 UnaExp::semantic(sc); | |
| 6107 | |
| 6108 /* Look for e1 being a lazy parameter | |
| 6109 */ | |
| 6110 if (e1->op == TOKvar) | |
| 6111 { VarExp *ve = (VarExp *)e1; | |
| 6112 | |
| 6113 if (ve->var->storage_class & STClazy) | |
| 6114 { | |
| 6115 TypeFunction *tf = new TypeFunction(NULL, ve->var->type, 0, LINKd); | |
| 6116 TypeDelegate *t = new TypeDelegate(tf); | |
| 6117 ve->type = t->semantic(loc, sc); | |
| 6118 } | |
| 6119 } | |
| 6120 | |
| 6121 if (e1->op == TOKimport) | |
| 6122 { // Perhaps this should be moved to ScopeExp::semantic() | |
| 6123 ScopeExp *se = (ScopeExp *)e1; | |
| 6124 e1 = new DsymbolExp(loc, se->sds); | |
| 6125 e1 = e1->semantic(sc); | |
| 6126 } | |
| 6127 #if 1 // patch for #540 by Oskar Linde | |
| 6128 else if (e1->op == TOKdotexp) | |
| 6129 { | |
| 6130 DotExp *de = (DotExp *) e1; | |
| 6131 | |
| 6132 if (de->e2->op == TOKimport) | |
| 6133 { // This should *really* be moved to ScopeExp::semantic() | |
| 6134 ScopeExp *se = (ScopeExp *)de->e2; | |
| 6135 de->e2 = new DsymbolExp(loc, se->sds); | |
| 6136 de->e2 = de->e2->semantic(sc); | |
| 6137 } | |
| 6138 | |
| 6139 if (de->e2->op == TOKtemplate) | |
| 6140 { TemplateExp *te = (TemplateExp *) de->e2; | |
| 6141 e1 = new DotTemplateExp(loc,de->e1,te->td); | |
| 6142 } | |
| 6143 } | |
| 6144 #endif | |
| 6145 } | |
| 6146 | |
| 6147 if (e1->op == TOKcomma) | |
| 6148 { | |
| 6149 CommaExp *ce = (CommaExp *)e1; | |
| 6150 | |
| 6151 e1 = ce->e2; | |
| 6152 e1->type = ce->type; | |
| 6153 ce->e2 = this; | |
| 6154 ce->type = NULL; | |
| 6155 return ce->semantic(sc); | |
| 6156 } | |
| 6157 | |
| 6158 t1 = NULL; | |
| 6159 if (e1->type) | |
| 6160 t1 = e1->type->toBasetype(); | |
| 6161 | |
| 6162 // Check for call operator overload | |
| 6163 if (t1) | |
| 6164 { AggregateDeclaration *ad; | |
| 6165 | |
| 6166 if (t1->ty == Tstruct) | |
| 6167 { | |
| 6168 ad = ((TypeStruct *)t1)->sym; | |
| 6169 if (search_function(ad, Id::call)) | |
| 6170 goto L1; // overload of opCall, therefore it's a call | |
| 6171 | |
| 6172 if (e1->op != TOKtype) | |
| 6173 error("%s %s does not overload ()", ad->kind(), ad->toChars()); | |
| 6174 /* It's a struct literal | |
| 6175 */ | |
| 6176 Expression *e = new StructLiteralExp(loc, (StructDeclaration *)ad, arguments); | |
| 6177 e = e->semantic(sc); | |
| 6178 e->type = e1->type; // in case e1->type was a typedef | |
| 6179 return e; | |
| 6180 } | |
| 6181 else if (t1->ty == Tclass) | |
| 6182 { | |
| 6183 ad = ((TypeClass *)t1)->sym; | |
| 6184 goto L1; | |
| 6185 L1: | |
| 6186 // Rewrite as e1.call(arguments) | |
| 6187 Expression *e = new DotIdExp(loc, e1, Id::call); | |
| 6188 e = new CallExp(loc, e, arguments); | |
| 6189 e = e->semantic(sc); | |
| 6190 return e; | |
| 6191 } | |
| 6192 } | |
| 6193 | |
| 6194 arrayExpressionSemantic(arguments, sc); | |
| 6195 preFunctionArguments(loc, sc, arguments); | |
| 6196 | |
| 6197 if (e1->op == TOKdotvar && t1->ty == Tfunction || | |
| 6198 e1->op == TOKdottd) | |
| 6199 { | |
| 6200 DotVarExp *dve; | |
| 6201 DotTemplateExp *dte; | |
| 6202 AggregateDeclaration *ad; | |
| 6203 UnaExp *ue = (UnaExp *)(e1); | |
| 336 | 6204 |
| 159 | 6205 if (e1->op == TOKdotvar) |
| 6206 { // Do overload resolution | |
| 6207 dve = (DotVarExp *)(e1); | |
| 6208 | |
| 6209 f = dve->var->isFuncDeclaration(); | |
| 6210 assert(f); | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
6211 f = f->overloadResolve(loc, arguments, sc->module); |
| 159 | 6212 |
| 6213 ad = f->toParent()->isAggregateDeclaration(); | |
| 6214 } | |
| 6215 else | |
| 6216 { dte = (DotTemplateExp *)(e1); | |
| 6217 TemplateDeclaration *td = dte->td; | |
| 6218 assert(td); | |
| 6219 if (!arguments) | |
| 6220 // Should fix deduceFunctionTemplate() so it works on NULL argument | |
| 6221 arguments = new Expressions(); | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6222 f = td->deduceFunctionTemplate(sc, loc, targsi, NULL, arguments); |
| 159 | 6223 if (!f) |
| 6224 { type = Type::terror; | |
| 6225 return this; | |
| 6226 } | |
| 6227 ad = td->toParent()->isAggregateDeclaration(); | |
| 6228 } | |
| 336 | 6229 if (f->needThis()) |
| 6230 { | |
| 6231 ue->e1 = getRightThis(loc, sc, ad, ue->e1, f); | |
| 6232 } | |
| 6233 | |
| 6234 /* Cannot call public functions from inside invariant | |
| 6235 * (because then the invariant would have infinite recursion) | |
| 159 | 6236 */ |
| 336 | 6237 if (sc->func && sc->func->isInvariantDeclaration() && |
| 6238 ue->e1->op == TOKthis && | |
| 6239 f->addPostInvariant() | |
| 159 | 6240 ) |
| 6241 { | |
| 336 | 6242 error("cannot call public/export function %s from invariant", f->toChars()); |
| 159 | 6243 } |
| 6244 | |
| 6245 checkDeprecated(sc, f); | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6246 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6247 checkPurity(sc, f); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6248 #endif |
| 159 | 6249 accessCheck(loc, sc, ue->e1, f); |
| 6250 if (!f->needThis()) | |
| 6251 { | |
| 6252 VarExp *ve = new VarExp(loc, f); | |
| 6253 e1 = new CommaExp(loc, ue->e1, ve); | |
| 6254 e1->type = f->type; | |
| 6255 } | |
| 6256 else | |
| 6257 { | |
| 6258 if (e1->op == TOKdotvar) | |
| 6259 dve->var = f; | |
| 6260 else | |
| 6261 e1 = new DotVarExp(loc, dte->e1, f); | |
| 6262 e1->type = f->type; | |
| 6263 | |
| 6264 // See if we need to adjust the 'this' pointer | |
| 6265 AggregateDeclaration *ad = f->isThis(); | |
| 6266 ClassDeclaration *cd = ue->e1->type->isClassHandle(); | |
| 6267 if (ad && cd && ad->isClassDeclaration() && ad != cd && | |
| 6268 ue->e1->op != TOKsuper) | |
| 6269 { | |
| 6270 ue->e1 = ue->e1->castTo(sc, ad->type); //new CastExp(loc, ue->e1, ad->type); | |
| 6271 ue->e1 = ue->e1->semantic(sc); | |
| 6272 } | |
| 6273 } | |
| 6274 t1 = e1->type; | |
| 6275 } | |
| 6276 else if (e1->op == TOKsuper) | |
| 6277 { | |
| 6278 // Base class constructor call | |
| 6279 ClassDeclaration *cd = NULL; | |
| 6280 | |
| 6281 if (sc->func) | |
| 6282 cd = sc->func->toParent()->isClassDeclaration(); | |
| 6283 if (!cd || !cd->baseClass || !sc->func->isCtorDeclaration()) | |
| 6284 { | |
| 6285 error("super class constructor call must be in a constructor"); | |
| 6286 type = Type::terror; | |
| 6287 return this; | |
| 6288 } | |
| 6289 else | |
| 6290 { | |
| 6291 f = cd->baseClass->ctor; | |
| 6292 if (!f) | |
| 6293 { error("no super class constructor for %s", cd->baseClass->toChars()); | |
| 6294 type = Type::terror; | |
| 6295 return this; | |
| 6296 } | |
| 6297 else | |
| 6298 { | |
| 336 | 6299 if (!sc->intypeof) |
| 6300 { | |
| 159 | 6301 #if 0 |
| 336 | 6302 if (sc->callSuper & (CSXthis | CSXsuper)) |
| 6303 error("reference to this before super()"); | |
| 159 | 6304 #endif |
| 336 | 6305 if (sc->noctor || sc->callSuper & CSXlabel) |
| 6306 error("constructor calls not allowed in loops or after labels"); | |
| 6307 if (sc->callSuper & (CSXsuper_ctor | CSXthis_ctor)) | |
| 6308 error("multiple constructor calls"); | |
| 6309 sc->callSuper |= CSXany_ctor | CSXsuper_ctor; | |
| 6310 } | |
| 159 | 6311 |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
6312 f = f->overloadResolve(loc, arguments, sc->module); |
| 159 | 6313 checkDeprecated(sc, f); |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6314 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6315 checkPurity(sc, f); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6316 #endif |
| 159 | 6317 e1 = new DotVarExp(e1->loc, e1, f); |
| 6318 e1 = e1->semantic(sc); | |
| 6319 t1 = e1->type; | |
| 6320 } | |
| 6321 } | |
| 6322 } | |
| 6323 else if (e1->op == TOKthis) | |
| 6324 { | |
| 6325 // same class constructor call | |
| 6326 ClassDeclaration *cd = NULL; | |
| 6327 | |
| 6328 if (sc->func) | |
| 6329 cd = sc->func->toParent()->isClassDeclaration(); | |
| 6330 if (!cd || !sc->func->isCtorDeclaration()) | |
| 6331 { | |
| 6332 error("class constructor call must be in a constructor"); | |
| 6333 type = Type::terror; | |
| 6334 return this; | |
| 6335 } | |
| 6336 else | |
| 6337 { | |
| 336 | 6338 if (!sc->intypeof) |
| 6339 { | |
| 159 | 6340 #if 0 |
| 336 | 6341 if (sc->callSuper & (CSXthis | CSXsuper)) |
| 6342 error("reference to this before super()"); | |
| 159 | 6343 #endif |
| 336 | 6344 if (sc->noctor || sc->callSuper & CSXlabel) |
| 6345 error("constructor calls not allowed in loops or after labels"); | |
| 6346 if (sc->callSuper & (CSXsuper_ctor | CSXthis_ctor)) | |
| 6347 error("multiple constructor calls"); | |
| 6348 sc->callSuper |= CSXany_ctor | CSXthis_ctor; | |
| 6349 } | |
| 159 | 6350 |
| 6351 f = cd->ctor; | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
6352 f = f->overloadResolve(loc, arguments, sc->module); |
| 159 | 6353 checkDeprecated(sc, f); |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6354 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6355 checkPurity(sc, f); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6356 #endif |
| 159 | 6357 e1 = new DotVarExp(e1->loc, e1, f); |
| 6358 e1 = e1->semantic(sc); | |
| 6359 t1 = e1->type; | |
| 6360 | |
| 6361 // BUG: this should really be done by checking the static | |
| 6362 // call graph | |
| 6363 if (f == sc->func) | |
| 6364 error("cyclic constructor call"); | |
| 6365 } | |
| 6366 } | |
| 6367 else if (!t1) | |
| 6368 { | |
| 6369 error("function expected before (), not '%s'", e1->toChars()); | |
| 6370 type = Type::terror; | |
| 6371 return this; | |
| 6372 } | |
| 6373 else if (t1->ty != Tfunction) | |
| 6374 { | |
| 6375 if (t1->ty == Tdelegate) | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6376 { TypeDelegate *td = (TypeDelegate *)t1; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6377 assert(td->next->ty == Tfunction); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6378 tf = (TypeFunction *)(td->next); |
| 159 | 6379 goto Lcheckargs; |
| 6380 } | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6381 else if (t1->ty == Tpointer && ((TypePointer *)t1)->next->ty == Tfunction) |
| 159 | 6382 { Expression *e; |
| 6383 | |
| 6384 e = new PtrExp(loc, e1); | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6385 t1 = ((TypePointer *)t1)->next; |
| 159 | 6386 e->type = t1; |
| 6387 e1 = e; | |
| 6388 } | |
| 6389 else if (e1->op == TOKtemplate) | |
| 6390 { | |
| 6391 TemplateExp *te = (TemplateExp *)e1; | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6392 f = te->td->deduceFunctionTemplate(sc, loc, targsi, NULL, arguments); |
| 159 | 6393 if (!f) |
| 6394 { type = Type::terror; | |
| 6395 return this; | |
| 6396 } | |
| 6397 if (f->needThis() && hasThis(sc)) | |
| 6398 { | |
| 6399 // Supply an implicit 'this', as in | |
| 6400 // this.ident | |
| 6401 | |
| 6402 e1 = new DotTemplateExp(loc, (new ThisExp(loc))->semantic(sc), te->td); | |
| 6403 goto Lagain; | |
| 6404 } | |
| 6405 | |
| 6406 e1 = new VarExp(loc, f); | |
| 6407 goto Lagain; | |
| 6408 } | |
| 6409 else | |
| 6410 { error("function expected before (), not %s of type %s", e1->toChars(), e1->type->toChars()); | |
| 6411 type = Type::terror; | |
| 6412 return this; | |
| 6413 } | |
| 6414 } | |
| 6415 else if (e1->op == TOKvar) | |
| 6416 { | |
| 6417 // Do overload resolution | |
| 6418 VarExp *ve = (VarExp *)e1; | |
| 6419 | |
| 6420 f = ve->var->isFuncDeclaration(); | |
| 6421 assert(f); | |
| 6422 | |
| 6423 // Look to see if f is really a function template | |
| 6424 if (0 && !istemp && f->parent) | |
| 6425 { TemplateInstance *ti = f->parent->isTemplateInstance(); | |
| 6426 | |
| 6427 if (ti && | |
| 6428 (ti->name == f->ident || | |
| 6429 ti->toAlias()->ident == f->ident) | |
| 6430 && | |
| 6431 ti->tempdecl) | |
| 6432 { | |
| 6433 /* This is so that one can refer to the enclosing | |
| 6434 * template, even if it has the same name as a member | |
| 6435 * of the template, if it has a !(arguments) | |
| 6436 */ | |
| 6437 TemplateDeclaration *tempdecl = ti->tempdecl; | |
| 6438 if (tempdecl->overroot) // if not start of overloaded list of TemplateDeclaration's | |
| 6439 tempdecl = tempdecl->overroot; // then get the start | |
| 6440 e1 = new TemplateExp(loc, tempdecl); | |
| 6441 istemp = 1; | |
| 6442 goto Lagain; | |
| 6443 } | |
| 6444 } | |
| 6445 | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
6446 f = f->overloadResolve(loc, arguments, sc->module); |
| 159 | 6447 checkDeprecated(sc, f); |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6448 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6449 checkPurity(sc, f); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6450 #endif |
| 159 | 6451 |
| 6452 if (f->needThis() && hasThis(sc)) | |
| 6453 { | |
| 6454 // Supply an implicit 'this', as in | |
| 6455 // this.ident | |
| 6456 | |
| 6457 e1 = new DotVarExp(loc, new ThisExp(loc), f); | |
| 6458 goto Lagain; | |
| 6459 } | |
| 6460 | |
| 6461 accessCheck(loc, sc, NULL, f); | |
| 6462 | |
| 6463 ve->var = f; | |
| 6464 ve->type = f->type; | |
| 6465 t1 = f->type; | |
| 6466 } | |
| 6467 assert(t1->ty == Tfunction); | |
| 6468 tf = (TypeFunction *)(t1); | |
| 6469 | |
| 6470 Lcheckargs: | |
| 6471 assert(tf->ty == Tfunction); | |
| 6472 type = tf->next; | |
| 6473 | |
| 6474 if (!arguments) | |
| 6475 arguments = new Expressions(); | |
| 6476 functionArguments(loc, sc, tf, arguments); | |
| 6477 | |
| 6478 assert(type); | |
| 6479 | |
| 6480 if (f && f->tintro) | |
| 6481 { | |
| 6482 Type *t = type; | |
| 6483 int offset = 0; | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6484 TypeFunction *tf = (TypeFunction *)f->tintro; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6485 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6486 if (tf->next->isBaseOf(t, &offset) && offset) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6487 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6488 type = tf->next; |
| 159 | 6489 return castTo(sc, t); |
| 6490 } | |
| 6491 } | |
| 6492 | |
| 6493 return this; | |
| 6494 } | |
| 6495 | |
| 6496 int CallExp::checkSideEffect(int flag) | |
| 6497 { | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6498 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6499 if (flag != 2) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6500 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6501 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6502 if (e1->checkSideEffect(2)) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6503 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6504 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6505 /* If any of the arguments have side effects, this expression does |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6506 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6507 for (size_t i = 0; i < arguments->dim; i++) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6508 { Expression *e = (Expression *)arguments->data[i]; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6509 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6510 if (e->checkSideEffect(2)) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6511 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6512 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6513 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6514 /* If calling a function or delegate that is typed as pure, |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6515 * then this expression has no side effects. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6516 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6517 Type *t = e1->type->toBasetype(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6518 if (t->ty == Tfunction && ((TypeFunction *)t)->ispure) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6519 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6520 if (t->ty == Tdelegate && ((TypeFunction *)((TypeDelegate *)t)->next)->ispure) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6521 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6522 #endif |
| 159 | 6523 return 1; |
| 6524 } | |
| 6525 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6526 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6527 int CallExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6528 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6529 if (e1->canThrow()) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6530 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6531 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6532 /* If any of the arguments can throw, then this expression can throw |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6533 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6534 for (size_t i = 0; i < arguments->dim; i++) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6535 { Expression *e = (Expression *)arguments->data[i]; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6536 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6537 if (e->canThrow()) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6538 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6539 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6540 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6541 /* If calling a function or delegate that is typed as nothrow, |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6542 * then this expression cannot throw. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6543 * Note that pure functions can throw. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6544 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6545 Type *t = e1->type->toBasetype(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6546 if (t->ty == Tfunction && ((TypeFunction *)t)->isnothrow) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6547 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6548 if (t->ty == Tdelegate && ((TypeFunction *)((TypeDelegate *)t)->next)->isnothrow) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6549 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6550 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6551 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6552 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6553 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6554 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6555 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6556 int CallExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6557 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6558 if (type->toBasetype()->ty == Tstruct) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6559 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6560 Type *tb = e1->type->toBasetype(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6561 if (tb->ty == Tfunction && ((TypeFunction *)tb)->isref) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6562 return 1; // function returns a reference |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6563 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6564 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6565 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6566 |
| 159 | 6567 Expression *CallExp::toLvalue(Scope *sc, Expression *e) |
| 6568 { | |
| 6569 if (type->toBasetype()->ty == Tstruct) | |
| 6570 return this; | |
| 6571 else | |
| 6572 return Expression::toLvalue(sc, e); | |
| 6573 } | |
| 6574 | |
| 6575 void CallExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 6576 { int i; | |
| 6577 | |
| 6578 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 6579 buf->writeByte('('); | |
| 6580 argsToCBuffer(buf, arguments, hgs); | |
| 6581 buf->writeByte(')'); | |
| 6582 } | |
| 6583 | |
| 6584 | |
| 6585 /************************************************************/ | |
| 6586 | |
| 6587 AddrExp::AddrExp(Loc loc, Expression *e) | |
| 6588 : UnaExp(loc, TOKaddress, sizeof(AddrExp), e) | |
| 6589 { | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
6590 m = NULL; |
| 159 | 6591 } |
| 6592 | |
| 6593 Expression *AddrExp::semantic(Scope *sc) | |
| 6594 { | |
| 6595 #if LOGSEMANTIC | |
| 6596 printf("AddrExp::semantic('%s')\n", toChars()); | |
| 6597 #endif | |
| 6598 if (!type) | |
| 6599 { | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
6600 m = sc->module; |
| 159 | 6601 UnaExp::semantic(sc); |
| 6602 e1 = e1->toLvalue(sc, NULL); | |
| 6603 if (!e1->type) | |
| 6604 { | |
| 6605 error("cannot take address of %s", e1->toChars()); | |
| 6606 type = Type::tint32; | |
| 6607 return this; | |
| 6608 } | |
| 6609 type = e1->type->pointerTo(); | |
| 6610 | |
| 6611 // See if this should really be a delegate | |
| 6612 if (e1->op == TOKdotvar) | |
| 6613 { | |
| 6614 DotVarExp *dve = (DotVarExp *)e1; | |
| 6615 FuncDeclaration *f = dve->var->isFuncDeclaration(); | |
| 6616 | |
| 6617 if (f) | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6618 { Expression *e = new DelegateExp(loc, dve->e1, f); |
| 159 | 6619 e = e->semantic(sc); |
| 6620 return e; | |
| 6621 } | |
| 6622 } | |
| 6623 else if (e1->op == TOKvar) | |
| 6624 { | |
| 6625 VarExp *dve = (VarExp *)e1; | |
| 6626 FuncDeclaration *f = dve->var->isFuncDeclaration(); | |
| 6627 VarDeclaration *v = dve->var->isVarDeclaration(); | |
| 6628 | |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
6629 // LDC |
|
486
a34078905d01
Added pragma(llvmdc, "string") for misc per-module compiler configuration, currently "string" can only be "verbose" which forces -vv for module it appears in.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
471
diff
changeset
|
6630 if (f && f->isIntrinsic()) |
|
a34078905d01
Added pragma(llvmdc, "string") for misc per-module compiler configuration, currently "string" can only be "verbose" which forces -vv for module it appears in.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
471
diff
changeset
|
6631 { |
|
a34078905d01
Added pragma(llvmdc, "string") for misc per-module compiler configuration, currently "string" can only be "verbose" which forces -vv for module it appears in.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
471
diff
changeset
|
6632 error("cannot take the address of intrinsic function %s", e1->toChars()); |
|
a34078905d01
Added pragma(llvmdc, "string") for misc per-module compiler configuration, currently "string" can only be "verbose" which forces -vv for module it appears in.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
471
diff
changeset
|
6633 return this; |
|
a34078905d01
Added pragma(llvmdc, "string") for misc per-module compiler configuration, currently "string" can only be "verbose" which forces -vv for module it appears in.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
471
diff
changeset
|
6634 } |
|
a34078905d01
Added pragma(llvmdc, "string") for misc per-module compiler configuration, currently "string" can only be "verbose" which forces -vv for module it appears in.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
471
diff
changeset
|
6635 |
| 159 | 6636 if (f && f->isNested()) |
| 6637 { Expression *e; | |
| 6638 | |
| 6639 e = new DelegateExp(loc, e1, f); | |
| 6640 e = e->semantic(sc); | |
| 6641 return e; | |
| 6642 } | |
| 6643 } | |
| 6644 else if (e1->op == TOKarray) | |
| 6645 { | |
| 6646 if (e1->type->toBasetype()->ty == Tbit) | |
| 6647 error("cannot take address of bit in array"); | |
| 6648 } | |
| 6649 return optimize(WANTvalue); | |
| 6650 } | |
| 6651 return this; | |
| 6652 } | |
| 6653 | |
| 6654 /************************************************************/ | |
| 6655 | |
| 6656 PtrExp::PtrExp(Loc loc, Expression *e) | |
| 6657 : UnaExp(loc, TOKstar, sizeof(PtrExp), e) | |
| 6658 { | |
| 6659 if (e->type) | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6660 type = ((TypePointer *)e->type)->next; |
| 159 | 6661 } |
| 6662 | |
| 6663 PtrExp::PtrExp(Loc loc, Expression *e, Type *t) | |
| 6664 : UnaExp(loc, TOKstar, sizeof(PtrExp), e) | |
| 6665 { | |
| 6666 type = t; | |
| 6667 } | |
| 6668 | |
| 6669 Expression *PtrExp::semantic(Scope *sc) | |
| 6670 { Type *tb; | |
| 6671 | |
| 6672 #if LOGSEMANTIC | |
| 6673 printf("PtrExp::semantic('%s')\n", toChars()); | |
| 6674 #endif | |
| 6675 UnaExp::semantic(sc); | |
| 6676 e1 = resolveProperties(sc, e1); | |
| 6677 if (type) | |
| 6678 return this; | |
| 6679 if (!e1->type) | |
| 6680 printf("PtrExp::semantic('%s')\n", toChars()); | |
| 6681 tb = e1->type->toBasetype(); | |
| 6682 switch (tb->ty) | |
| 6683 { | |
| 6684 case Tpointer: | |
| 6685 type = tb->next; | |
| 6686 if (type->isbit()) | |
| 6687 { Expression *e; | |
| 6688 | |
| 6689 // Rewrite *p as p[0] | |
| 6690 e = new IndexExp(loc, e1, new IntegerExp(0)); | |
| 6691 return e->semantic(sc); | |
| 6692 } | |
| 6693 break; | |
| 6694 | |
| 6695 case Tsarray: | |
| 6696 case Tarray: | |
| 6697 type = tb->next; | |
| 6698 e1 = e1->castTo(sc, type->pointerTo()); | |
| 6699 break; | |
| 6700 | |
| 6701 default: | |
| 6702 error("can only * a pointer, not a '%s'", e1->type->toChars()); | |
| 6703 type = Type::tint32; | |
| 6704 break; | |
| 6705 } | |
| 6706 rvalue(); | |
| 6707 return this; | |
| 6708 } | |
| 6709 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6710 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6711 int PtrExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6712 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6713 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6714 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6715 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6716 |
| 159 | 6717 Expression *PtrExp::toLvalue(Scope *sc, Expression *e) |
| 6718 { | |
| 6719 #if 0 | |
| 6720 tym = tybasic(e1->ET->Tty); | |
| 6721 if (!(tyscalar(tym) || | |
| 6722 tym == TYstruct || | |
| 6723 tym == TYarray && e->Eoper == TOKaddr)) | |
| 6724 synerr(EM_lvalue); // lvalue expected | |
| 6725 #endif | |
| 6726 return this; | |
| 6727 } | |
| 6728 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6729 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6730 Expression *PtrExp::modifiableLvalue(Scope *sc, Expression *e) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6731 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6732 //printf("PtrExp::modifiableLvalue() %s, type %s\n", toChars(), type->toChars()); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6733 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6734 if (e1->op == TOKsymoff) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6735 { SymOffExp *se = (SymOffExp *)e1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6736 se->var->checkModify(loc, sc, type); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6737 //return toLvalue(sc, e); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6738 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6739 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6740 return Expression::modifiableLvalue(sc, e); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6741 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6742 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6743 |
| 159 | 6744 void PtrExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 6745 { | |
| 6746 buf->writeByte('*'); | |
| 6747 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 6748 } | |
| 6749 | |
| 6750 /************************************************************/ | |
| 6751 | |
| 6752 NegExp::NegExp(Loc loc, Expression *e) | |
| 6753 : UnaExp(loc, TOKneg, sizeof(NegExp), e) | |
| 6754 { | |
| 6755 } | |
| 6756 | |
| 6757 Expression *NegExp::semantic(Scope *sc) | |
| 6758 { Expression *e; | |
| 6759 | |
| 6760 #if LOGSEMANTIC | |
| 6761 printf("NegExp::semantic('%s')\n", toChars()); | |
| 6762 #endif | |
| 6763 if (!type) | |
| 6764 { | |
| 6765 UnaExp::semantic(sc); | |
| 6766 e1 = resolveProperties(sc, e1); | |
| 6767 e = op_overload(sc); | |
| 6768 if (e) | |
| 6769 return e; | |
| 6770 | |
| 6771 e1->checkNoBool(); | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6772 if (e1->op != TOKslice) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6773 e1->checkArithmetic(); |
| 159 | 6774 type = e1->type; |
| 6775 } | |
| 6776 return this; | |
| 6777 } | |
| 6778 | |
| 6779 /************************************************************/ | |
| 6780 | |
| 6781 UAddExp::UAddExp(Loc loc, Expression *e) | |
| 6782 : UnaExp(loc, TOKuadd, sizeof(UAddExp), e) | |
| 6783 { | |
| 6784 } | |
| 6785 | |
| 6786 Expression *UAddExp::semantic(Scope *sc) | |
| 6787 { Expression *e; | |
| 6788 | |
| 6789 #if LOGSEMANTIC | |
| 6790 printf("UAddExp::semantic('%s')\n", toChars()); | |
| 6791 #endif | |
| 6792 assert(!type); | |
| 6793 UnaExp::semantic(sc); | |
| 6794 e1 = resolveProperties(sc, e1); | |
| 6795 e = op_overload(sc); | |
| 6796 if (e) | |
| 6797 return e; | |
| 6798 e1->checkNoBool(); | |
| 6799 e1->checkArithmetic(); | |
| 6800 return e1; | |
| 6801 } | |
| 6802 | |
| 6803 /************************************************************/ | |
| 6804 | |
| 6805 ComExp::ComExp(Loc loc, Expression *e) | |
| 6806 : UnaExp(loc, TOKtilde, sizeof(ComExp), e) | |
| 6807 { | |
| 6808 } | |
| 6809 | |
| 6810 Expression *ComExp::semantic(Scope *sc) | |
| 6811 { Expression *e; | |
| 6812 | |
| 6813 if (!type) | |
| 6814 { | |
| 6815 UnaExp::semantic(sc); | |
| 6816 e1 = resolveProperties(sc, e1); | |
| 6817 e = op_overload(sc); | |
| 6818 if (e) | |
| 6819 return e; | |
| 6820 | |
| 6821 e1->checkNoBool(); | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6822 if (e1->op != TOKslice) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6823 e1 = e1->checkIntegral(); |
| 159 | 6824 type = e1->type; |
| 6825 } | |
| 6826 return this; | |
| 6827 } | |
| 6828 | |
| 6829 /************************************************************/ | |
| 6830 | |
| 6831 NotExp::NotExp(Loc loc, Expression *e) | |
| 6832 : UnaExp(loc, TOKnot, sizeof(NotExp), e) | |
| 6833 { | |
| 6834 } | |
| 6835 | |
| 6836 Expression *NotExp::semantic(Scope *sc) | |
| 6837 { | |
| 6838 UnaExp::semantic(sc); | |
| 6839 e1 = resolveProperties(sc, e1); | |
| 6840 e1 = e1->checkToBoolean(); | |
| 6841 type = Type::tboolean; | |
| 6842 return this; | |
| 6843 } | |
| 6844 | |
| 6845 int NotExp::isBit() | |
| 6846 { | |
| 6847 return TRUE; | |
| 6848 } | |
| 6849 | |
| 6850 | |
| 6851 | |
| 6852 /************************************************************/ | |
| 6853 | |
| 6854 BoolExp::BoolExp(Loc loc, Expression *e, Type *t) | |
| 6855 : UnaExp(loc, TOKtobool, sizeof(BoolExp), e) | |
| 6856 { | |
| 6857 type = t; | |
| 6858 } | |
| 6859 | |
| 6860 Expression *BoolExp::semantic(Scope *sc) | |
| 6861 { | |
| 6862 UnaExp::semantic(sc); | |
| 6863 e1 = resolveProperties(sc, e1); | |
| 6864 e1 = e1->checkToBoolean(); | |
| 6865 type = Type::tboolean; | |
| 6866 return this; | |
| 6867 } | |
| 6868 | |
| 6869 int BoolExp::isBit() | |
| 6870 { | |
| 6871 return TRUE; | |
| 6872 } | |
| 6873 | |
| 6874 /************************************************************/ | |
| 6875 | |
| 6876 DeleteExp::DeleteExp(Loc loc, Expression *e) | |
| 6877 : UnaExp(loc, TOKdelete, sizeof(DeleteExp), e) | |
| 6878 { | |
| 6879 } | |
| 6880 | |
| 6881 Expression *DeleteExp::semantic(Scope *sc) | |
| 6882 { | |
| 6883 Type *tb; | |
| 6884 | |
| 6885 UnaExp::semantic(sc); | |
| 6886 e1 = resolveProperties(sc, e1); | |
| 6887 e1 = e1->toLvalue(sc, NULL); | |
| 6888 type = Type::tvoid; | |
| 6889 | |
| 6890 tb = e1->type->toBasetype(); | |
| 6891 switch (tb->ty) | |
| 6892 { case Tclass: | |
| 6893 { TypeClass *tc = (TypeClass *)tb; | |
| 6894 ClassDeclaration *cd = tc->sym; | |
| 6895 | |
| 6896 if (cd->isCOMinterface()) | |
| 6897 { /* Because COM classes are deleted by IUnknown.Release() | |
| 6898 */ | |
| 6899 error("cannot delete instance of COM interface %s", cd->toChars()); | |
| 6900 } | |
| 6901 break; | |
| 6902 } | |
| 6903 case Tpointer: | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6904 tb = ((TypePointer *)tb)->next->toBasetype(); |
| 159 | 6905 if (tb->ty == Tstruct) |
| 6906 { | |
| 6907 TypeStruct *ts = (TypeStruct *)tb; | |
| 6908 StructDeclaration *sd = ts->sym; | |
| 6909 FuncDeclaration *f = sd->aggDelete; | |
| 6910 | |
| 6911 if (f) | |
| 6912 { | |
| 6913 Type *tpv = Type::tvoid->pointerTo(); | |
| 6914 | |
| 6915 Expression *e = e1->castTo(sc, tpv); | |
| 6916 Expression *ec = new VarExp(loc, f); | |
| 6917 e = new CallExp(loc, ec, e); | |
| 6918 return e->semantic(sc); | |
| 6919 } | |
| 6920 } | |
| 6921 break; | |
| 6922 | |
| 6923 case Tarray: | |
| 6924 break; | |
| 6925 | |
| 6926 default: | |
| 6927 if (e1->op == TOKindex) | |
| 6928 { | |
| 6929 IndexExp *ae = (IndexExp *)(e1); | |
| 6930 Type *tb1 = ae->e1->type->toBasetype(); | |
| 6931 if (tb1->ty == Taarray) | |
| 6932 break; | |
| 6933 } | |
| 6934 error("cannot delete type %s", e1->type->toChars()); | |
| 6935 break; | |
| 6936 } | |
| 6937 | |
| 6938 if (e1->op == TOKindex) | |
| 6939 { | |
| 6940 IndexExp *ae = (IndexExp *)(e1); | |
| 6941 Type *tb1 = ae->e1->type->toBasetype(); | |
| 6942 if (tb1->ty == Taarray) | |
| 6943 { if (!global.params.useDeprecated) | |
| 6944 error("delete aa[key] deprecated, use aa.remove(key)"); | |
| 6945 } | |
| 6946 } | |
| 6947 | |
| 6948 return this; | |
| 6949 } | |
| 6950 | |
| 6951 int DeleteExp::checkSideEffect(int flag) | |
| 6952 { | |
| 6953 return 1; | |
| 6954 } | |
| 6955 | |
| 6956 Expression *DeleteExp::checkToBoolean() | |
| 6957 { | |
| 6958 error("delete does not give a boolean result"); | |
| 6959 return this; | |
| 6960 } | |
| 6961 | |
| 6962 void DeleteExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 6963 { | |
| 6964 buf->writestring("delete "); | |
| 6965 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 6966 } | |
| 6967 | |
| 6968 /************************************************************/ | |
| 6969 | |
| 6970 CastExp::CastExp(Loc loc, Expression *e, Type *t) | |
| 6971 : UnaExp(loc, TOKcast, sizeof(CastExp), e) | |
| 6972 { | |
| 6973 to = t; | |
| 6974 } | |
| 6975 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6976 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6977 /* For cast(const) and cast(immutable) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6978 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6979 CastExp::CastExp(Loc loc, Expression *e, unsigned mod) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6980 : UnaExp(loc, TOKcast, sizeof(CastExp), e) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6981 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6982 to = NULL; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6983 this->mod = mod; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6984 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6985 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6986 |
| 159 | 6987 Expression *CastExp::syntaxCopy() |
| 6988 { | |
| 6989 return new CastExp(loc, e1->syntaxCopy(), to->syntaxCopy()); | |
| 6990 } | |
| 6991 | |
| 6992 | |
| 6993 Expression *CastExp::semantic(Scope *sc) | |
| 6994 { Expression *e; | |
| 6995 BinExp *b; | |
| 6996 UnaExp *u; | |
| 6997 | |
| 6998 #if LOGSEMANTIC | |
| 6999 printf("CastExp::semantic('%s')\n", toChars()); | |
| 7000 #endif | |
| 7001 | |
| 7002 //static int x; assert(++x < 10); | |
| 7003 | |
| 7004 if (type) | |
| 7005 return this; | |
| 7006 UnaExp::semantic(sc); | |
| 7007 if (e1->type) // if not a tuple | |
| 7008 { | |
| 7009 e1 = resolveProperties(sc, e1); | |
| 7010 to = to->semantic(loc, sc); | |
| 7011 | |
| 7012 e = op_overload(sc); | |
| 7013 if (e) | |
| 7014 { | |
| 7015 return e->implicitCastTo(sc, to); | |
| 7016 } | |
| 7017 | |
| 7018 Type *tob = to->toBasetype(); | |
| 7019 if (tob->ty == Tstruct && | |
| 7020 !tob->equals(e1->type->toBasetype()) && | |
| 7021 ((TypeStruct *)to)->sym->search(0, Id::call, 0) | |
| 7022 ) | |
| 7023 { | |
| 7024 /* Look to replace: | |
| 7025 * cast(S)t | |
| 7026 * with: | |
| 7027 * S(t) | |
| 7028 */ | |
| 7029 | |
| 7030 // Rewrite as to.call(e1) | |
| 7031 e = new TypeExp(loc, to); | |
| 7032 e = new DotIdExp(loc, e, Id::call); | |
| 7033 e = new CallExp(loc, e, e1); | |
| 7034 e = e->semantic(sc); | |
| 7035 return e; | |
| 7036 } | |
| 7037 } | |
| 7038 e = e1->castTo(sc, to); | |
| 7039 return e; | |
| 7040 } | |
| 7041 | |
| 7042 int CastExp::checkSideEffect(int flag) | |
| 7043 { | |
| 7044 /* if not: | |
| 7045 * cast(void) | |
| 7046 * cast(classtype)func() | |
| 7047 */ | |
| 7048 if (!to->equals(Type::tvoid) && | |
| 7049 !(to->ty == Tclass && e1->op == TOKcall && e1->type->ty == Tclass)) | |
| 7050 return Expression::checkSideEffect(flag); | |
| 7051 return 1; | |
| 7052 } | |
| 7053 | |
| 7054 void CastExp::checkEscape() | |
| 7055 { Type *tb = type->toBasetype(); | |
| 7056 if (tb->ty == Tarray && e1->op == TOKvar && | |
| 7057 e1->type->toBasetype()->ty == Tsarray) | |
| 7058 { VarExp *ve = (VarExp *)e1; | |
| 7059 VarDeclaration *v = ve->var->isVarDeclaration(); | |
| 7060 if (v) | |
| 7061 { | |
| 7062 if (!v->isDataseg() && !v->isParameter()) | |
| 7063 error("escaping reference to local %s", v->toChars()); | |
| 7064 } | |
| 7065 } | |
| 7066 } | |
| 7067 | |
| 7068 void CastExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 7069 { | |
| 7070 buf->writestring("cast("); | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7071 #if DMDV1 |
| 159 | 7072 to->toCBuffer(buf, NULL, hgs); |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7073 #else |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7074 if (to) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7075 to->toCBuffer(buf, NULL, hgs); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7076 else |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7077 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7078 switch (mod) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7079 { case 0: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7080 break; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7081 case MODconst: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7082 buf->writestring(Token::tochars[TOKconst]); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7083 break; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7084 case MODinvariant: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7085 buf->writestring(Token::tochars[TOKimmutable]); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7086 break; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7087 case MODshared: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7088 buf->writestring(Token::tochars[TOKshared]); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7089 break; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7090 case MODshared | MODconst: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7091 buf->writestring(Token::tochars[TOKshared]); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7092 buf->writeByte(' '); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7093 buf->writestring(Token::tochars[TOKconst]); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7094 break; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7095 default: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7096 assert(0); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7097 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7098 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7099 #endif |
| 159 | 7100 buf->writeByte(')'); |
| 7101 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 7102 } | |
| 7103 | |
| 7104 | |
| 7105 /************************************************************/ | |
| 7106 | |
| 7107 SliceExp::SliceExp(Loc loc, Expression *e1, Expression *lwr, Expression *upr) | |
| 7108 : UnaExp(loc, TOKslice, sizeof(SliceExp), e1) | |
| 7109 { | |
| 7110 this->upr = upr; | |
| 7111 this->lwr = lwr; | |
| 7112 lengthVar = NULL; | |
| 7113 } | |
| 7114 | |
| 7115 Expression *SliceExp::syntaxCopy() | |
| 7116 { | |
| 7117 Expression *lwr = NULL; | |
| 7118 if (this->lwr) | |
| 7119 lwr = this->lwr->syntaxCopy(); | |
| 7120 | |
| 7121 Expression *upr = NULL; | |
| 7122 if (this->upr) | |
| 7123 upr = this->upr->syntaxCopy(); | |
| 7124 | |
| 7125 return new SliceExp(loc, e1->syntaxCopy(), lwr, upr); | |
| 7126 } | |
| 7127 | |
| 7128 Expression *SliceExp::semantic(Scope *sc) | |
| 7129 { Expression *e; | |
| 7130 AggregateDeclaration *ad; | |
| 7131 //FuncDeclaration *fd; | |
| 7132 ScopeDsymbol *sym; | |
| 7133 | |
| 7134 #if LOGSEMANTIC | |
| 7135 printf("SliceExp::semantic('%s')\n", toChars()); | |
| 7136 #endif | |
| 7137 if (type) | |
| 7138 return this; | |
| 7139 | |
| 7140 UnaExp::semantic(sc); | |
| 7141 e1 = resolveProperties(sc, e1); | |
| 7142 | |
| 7143 e = this; | |
| 7144 | |
| 7145 Type *t = e1->type->toBasetype(); | |
| 7146 if (t->ty == Tpointer) | |
| 7147 { | |
| 7148 if (!lwr || !upr) | |
| 7149 error("need upper and lower bound to slice pointer"); | |
| 7150 } | |
| 7151 else if (t->ty == Tarray) | |
| 7152 { | |
| 7153 } | |
| 7154 else if (t->ty == Tsarray) | |
| 7155 { | |
| 7156 } | |
| 7157 else if (t->ty == Tclass) | |
| 7158 { | |
| 7159 ad = ((TypeClass *)t)->sym; | |
| 7160 goto L1; | |
| 7161 } | |
| 7162 else if (t->ty == Tstruct) | |
| 7163 { | |
| 7164 ad = ((TypeStruct *)t)->sym; | |
| 7165 | |
| 7166 L1: | |
| 7167 if (search_function(ad, Id::slice)) | |
| 7168 { | |
| 7169 // Rewrite as e1.slice(lwr, upr) | |
| 7170 e = new DotIdExp(loc, e1, Id::slice); | |
| 7171 | |
| 7172 if (lwr) | |
| 7173 { | |
| 7174 assert(upr); | |
| 7175 e = new CallExp(loc, e, lwr, upr); | |
| 7176 } | |
| 7177 else | |
| 7178 { assert(!upr); | |
| 7179 e = new CallExp(loc, e); | |
| 7180 } | |
| 7181 e = e->semantic(sc); | |
| 7182 return e; | |
| 7183 } | |
| 7184 goto Lerror; | |
| 7185 } | |
| 7186 else if (t->ty == Ttuple) | |
| 7187 { | |
| 7188 if (!lwr && !upr) | |
| 7189 return e1; | |
| 7190 if (!lwr || !upr) | |
| 7191 { error("need upper and lower bound to slice tuple"); | |
| 7192 goto Lerror; | |
| 7193 } | |
| 7194 } | |
| 7195 else | |
| 7196 goto Lerror; | |
| 7197 | |
| 7198 if (t->ty == Tsarray || t->ty == Tarray || t->ty == Ttuple) | |
| 7199 { | |
| 7200 sym = new ArrayScopeSymbol(this); | |
| 7201 sym->loc = loc; | |
| 7202 sym->parent = sc->scopesym; | |
| 7203 sc = sc->push(sym); | |
| 7204 } | |
| 7205 | |
| 7206 if (lwr) | |
| 7207 { lwr = lwr->semantic(sc); | |
| 7208 lwr = resolveProperties(sc, lwr); | |
| 7209 lwr = lwr->implicitCastTo(sc, Type::tsize_t); | |
| 7210 } | |
| 7211 if (upr) | |
| 7212 { upr = upr->semantic(sc); | |
| 7213 upr = resolveProperties(sc, upr); | |
| 7214 upr = upr->implicitCastTo(sc, Type::tsize_t); | |
| 7215 } | |
| 7216 | |
| 7217 if (t->ty == Tsarray || t->ty == Tarray || t->ty == Ttuple) | |
| 7218 sc->pop(); | |
| 7219 | |
| 7220 if (t->ty == Ttuple) | |
| 7221 { | |
| 7222 lwr = lwr->optimize(WANTvalue); | |
| 7223 upr = upr->optimize(WANTvalue); | |
| 7224 uinteger_t i1 = lwr->toUInteger(); | |
| 7225 uinteger_t i2 = upr->toUInteger(); | |
| 7226 | |
| 7227 size_t length; | |
| 7228 TupleExp *te; | |
| 7229 TypeTuple *tup; | |
| 7230 | |
| 7231 if (e1->op == TOKtuple) // slicing an expression tuple | |
| 7232 { te = (TupleExp *)e1; | |
| 7233 length = te->exps->dim; | |
| 7234 } | |
| 7235 else if (e1->op == TOKtype) // slicing a type tuple | |
| 7236 { tup = (TypeTuple *)t; | |
| 7237 length = Argument::dim(tup->arguments); | |
| 7238 } | |
| 7239 else | |
| 7240 assert(0); | |
| 7241 | |
| 7242 if (i1 <= i2 && i2 <= length) | |
| 7243 { size_t j1 = (size_t) i1; | |
| 7244 size_t j2 = (size_t) i2; | |
| 7245 | |
| 7246 if (e1->op == TOKtuple) | |
| 7247 { Expressions *exps = new Expressions; | |
| 7248 exps->setDim(j2 - j1); | |
| 7249 for (size_t i = 0; i < j2 - j1; i++) | |
| 7250 { Expression *e = (Expression *)te->exps->data[j1 + i]; | |
| 7251 exps->data[i] = (void *)e; | |
| 7252 } | |
| 7253 e = new TupleExp(loc, exps); | |
| 7254 } | |
| 7255 else | |
| 7256 { Arguments *args = new Arguments; | |
| 7257 args->reserve(j2 - j1); | |
| 7258 for (size_t i = j1; i < j2; i++) | |
| 7259 { Argument *arg = Argument::getNth(tup->arguments, i); | |
| 7260 args->push(arg); | |
| 7261 } | |
| 7262 e = new TypeExp(e1->loc, new TypeTuple(args)); | |
| 7263 } | |
| 7264 e = e->semantic(sc); | |
| 7265 } | |
| 7266 else | |
| 7267 { | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
7268 error("string slice [%ju .. %ju] is out of bounds", i1, i2); |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
7269 e = new IntegerExp(0); |
| 159 | 7270 } |
| 7271 return e; | |
| 7272 } | |
| 7273 | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
7274 if (t->ty == Tarray) |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
7275 type = e1->type; |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
7276 else |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
7277 type = t->nextOf()->arrayOf(); |
| 159 | 7278 return e; |
| 7279 | |
| 7280 Lerror: | |
| 7281 char *s; | |
| 7282 if (t->ty == Tvoid) | |
| 7283 s = e1->toChars(); | |
| 7284 else | |
| 7285 s = t->toChars(); | |
| 7286 error("%s cannot be sliced with []", s); | |
|
876
27a379f288bf
Merged DMD 1.039
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
875
diff
changeset
|
7287 e = new IntegerExp(0); |
| 159 | 7288 return e; |
| 7289 } | |
| 7290 | |
| 7291 void SliceExp::checkEscape() | |
| 7292 { | |
| 7293 e1->checkEscape(); | |
| 7294 } | |
| 7295 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7296 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7297 int SliceExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7298 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7299 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7300 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7301 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7302 |
| 159 | 7303 Expression *SliceExp::toLvalue(Scope *sc, Expression *e) |
| 7304 { | |
| 7305 return this; | |
| 7306 } | |
| 7307 | |
| 7308 Expression *SliceExp::modifiableLvalue(Scope *sc, Expression *e) | |
| 7309 { | |
| 7310 error("slice expression %s is not a modifiable lvalue", toChars()); | |
| 7311 return this; | |
| 7312 } | |
| 7313 | |
| 7314 void SliceExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 7315 { | |
| 7316 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 7317 buf->writeByte('['); | |
| 7318 if (upr || lwr) | |
| 7319 { | |
| 7320 if (lwr) | |
| 7321 expToCBuffer(buf, hgs, lwr, PREC_assign); | |
| 7322 else | |
| 7323 buf->writeByte('0'); | |
| 7324 buf->writestring(".."); | |
| 7325 if (upr) | |
| 7326 expToCBuffer(buf, hgs, upr, PREC_assign); | |
| 7327 else | |
| 7328 buf->writestring("length"); // BUG: should be array.length | |
| 7329 } | |
| 7330 buf->writeByte(']'); | |
| 7331 } | |
| 7332 | |
| 7333 /********************** ArrayLength **************************************/ | |
| 7334 | |
| 7335 ArrayLengthExp::ArrayLengthExp(Loc loc, Expression *e1) | |
| 7336 : UnaExp(loc, TOKarraylength, sizeof(ArrayLengthExp), e1) | |
| 7337 { | |
| 7338 } | |
| 7339 | |
| 7340 Expression *ArrayLengthExp::semantic(Scope *sc) | |
| 7341 { Expression *e; | |
| 7342 | |
| 7343 #if LOGSEMANTIC | |
| 7344 printf("ArrayLengthExp::semantic('%s')\n", toChars()); | |
| 7345 #endif | |
| 7346 if (!type) | |
| 7347 { | |
| 7348 UnaExp::semantic(sc); | |
| 7349 e1 = resolveProperties(sc, e1); | |
| 7350 | |
| 7351 type = Type::tsize_t; | |
| 7352 } | |
| 7353 return this; | |
| 7354 } | |
| 7355 | |
| 7356 void ArrayLengthExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 7357 { | |
| 7358 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 7359 buf->writestring(".length"); | |
| 7360 } | |
| 7361 | |
| 7362 /*********************** ArrayExp *************************************/ | |
| 7363 | |
| 7364 // e1 [ i1, i2, i3, ... ] | |
| 7365 | |
| 7366 ArrayExp::ArrayExp(Loc loc, Expression *e1, Expressions *args) | |
| 7367 : UnaExp(loc, TOKarray, sizeof(ArrayExp), e1) | |
| 7368 { | |
| 7369 arguments = args; | |
| 7370 } | |
| 7371 | |
| 7372 Expression *ArrayExp::syntaxCopy() | |
| 7373 { | |
| 7374 return new ArrayExp(loc, e1->syntaxCopy(), arraySyntaxCopy(arguments)); | |
| 7375 } | |
| 7376 | |
| 7377 Expression *ArrayExp::semantic(Scope *sc) | |
| 7378 { Expression *e; | |
| 7379 Type *t1; | |
| 7380 | |
| 7381 #if LOGSEMANTIC | |
| 7382 printf("ArrayExp::semantic('%s')\n", toChars()); | |
| 7383 #endif | |
| 7384 UnaExp::semantic(sc); | |
| 7385 e1 = resolveProperties(sc, e1); | |
| 7386 | |
| 7387 t1 = e1->type->toBasetype(); | |
| 7388 if (t1->ty != Tclass && t1->ty != Tstruct) | |
| 7389 { // Convert to IndexExp | |
| 7390 if (arguments->dim != 1) | |
| 7391 error("only one index allowed to index %s", t1->toChars()); | |
| 7392 e = new IndexExp(loc, e1, (Expression *)arguments->data[0]); | |
| 7393 return e->semantic(sc); | |
| 7394 } | |
| 7395 | |
| 7396 // Run semantic() on each argument | |
| 7397 for (size_t i = 0; i < arguments->dim; i++) | |
| 7398 { e = (Expression *)arguments->data[i]; | |
| 7399 | |
| 7400 e = e->semantic(sc); | |
| 7401 if (!e->type) | |
| 7402 error("%s has no value", e->toChars()); | |
| 7403 arguments->data[i] = (void *)e; | |
| 7404 } | |
| 7405 | |
| 7406 expandTuples(arguments); | |
| 7407 assert(arguments && arguments->dim); | |
| 7408 | |
| 7409 e = op_overload(sc); | |
| 7410 if (!e) | |
| 7411 { error("no [] operator overload for type %s", e1->type->toChars()); | |
| 7412 e = e1; | |
| 7413 } | |
| 7414 return e; | |
| 7415 } | |
| 7416 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7417 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7418 int ArrayExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7419 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7420 if (type && type->toBasetype()->ty == Tvoid) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7421 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7422 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7423 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7424 #endif |
| 159 | 7425 |
| 7426 Expression *ArrayExp::toLvalue(Scope *sc, Expression *e) | |
| 7427 { | |
| 7428 if (type && type->toBasetype()->ty == Tvoid) | |
| 7429 error("voids have no value"); | |
| 7430 return this; | |
| 7431 } | |
| 7432 | |
| 7433 | |
| 7434 void ArrayExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 7435 { int i; | |
| 7436 | |
| 7437 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 7438 buf->writeByte('['); | |
| 7439 argsToCBuffer(buf, arguments, hgs); | |
| 7440 buf->writeByte(']'); | |
| 7441 } | |
| 7442 | |
| 7443 /************************* DotExp ***********************************/ | |
| 7444 | |
| 7445 DotExp::DotExp(Loc loc, Expression *e1, Expression *e2) | |
| 7446 : BinExp(loc, TOKdotexp, sizeof(DotExp), e1, e2) | |
| 7447 { | |
| 7448 } | |
| 7449 | |
| 7450 Expression *DotExp::semantic(Scope *sc) | |
| 7451 { | |
| 7452 #if LOGSEMANTIC | |
| 7453 printf("DotExp::semantic('%s')\n", toChars()); | |
| 7454 if (type) printf("\ttype = %s\n", type->toChars()); | |
| 7455 #endif | |
| 7456 e1 = e1->semantic(sc); | |
| 7457 e2 = e2->semantic(sc); | |
| 7458 if (e2->op == TOKimport) | |
| 7459 { | |
| 7460 ScopeExp *se = (ScopeExp *)e2; | |
| 7461 TemplateDeclaration *td = se->sds->isTemplateDeclaration(); | |
| 7462 if (td) | |
| 7463 { Expression *e = new DotTemplateExp(loc, e1, td); | |
| 7464 e = e->semantic(sc); | |
| 7465 return e; | |
| 7466 } | |
| 7467 } | |
| 7468 if (!type) | |
| 7469 type = e2->type; | |
| 7470 return this; | |
| 7471 } | |
| 7472 | |
| 7473 | |
| 7474 /************************* CommaExp ***********************************/ | |
| 7475 | |
| 7476 CommaExp::CommaExp(Loc loc, Expression *e1, Expression *e2) | |
| 7477 : BinExp(loc, TOKcomma, sizeof(CommaExp), e1, e2) | |
| 7478 { | |
| 7479 } | |
| 7480 | |
| 7481 Expression *CommaExp::semantic(Scope *sc) | |
| 7482 { | |
| 7483 if (!type) | |
| 7484 { BinExp::semanticp(sc); | |
| 7485 type = e2->type; | |
| 7486 } | |
| 7487 return this; | |
| 7488 } | |
| 7489 | |
| 7490 void CommaExp::checkEscape() | |
| 7491 { | |
| 7492 e2->checkEscape(); | |
| 7493 } | |
| 7494 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7495 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7496 int CommaExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7497 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7498 return e2->isLvalue(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7499 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7500 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7501 |
| 159 | 7502 Expression *CommaExp::toLvalue(Scope *sc, Expression *e) |
| 7503 { | |
| 7504 e2 = e2->toLvalue(sc, NULL); | |
| 7505 return this; | |
| 7506 } | |
| 7507 | |
| 7508 Expression *CommaExp::modifiableLvalue(Scope *sc, Expression *e) | |
| 7509 { | |
| 7510 e2 = e2->modifiableLvalue(sc, e); | |
| 7511 return this; | |
| 7512 } | |
| 7513 | |
| 7514 int CommaExp::isBool(int result) | |
| 7515 { | |
| 7516 return e2->isBool(result); | |
| 7517 } | |
| 7518 | |
| 7519 int CommaExp::checkSideEffect(int flag) | |
| 7520 { | |
| 7521 if (flag == 2) | |
| 7522 return e1->checkSideEffect(2) || e2->checkSideEffect(2); | |
| 7523 else | |
| 7524 { | |
| 7525 // Don't check e1 until we cast(void) the a,b code generation | |
| 7526 return e2->checkSideEffect(flag); | |
| 7527 } | |
| 7528 } | |
| 7529 | |
| 7530 /************************** IndexExp **********************************/ | |
| 7531 | |
| 7532 // e1 [ e2 ] | |
| 7533 | |
| 7534 IndexExp::IndexExp(Loc loc, Expression *e1, Expression *e2) | |
| 7535 : BinExp(loc, TOKindex, sizeof(IndexExp), e1, e2) | |
| 7536 { | |
| 7537 //printf("IndexExp::IndexExp('%s')\n", toChars()); | |
| 7538 lengthVar = NULL; | |
| 7539 modifiable = 0; // assume it is an rvalue | |
| 7540 } | |
| 7541 | |
| 7542 Expression *IndexExp::semantic(Scope *sc) | |
| 7543 { Expression *e; | |
| 7544 BinExp *b; | |
| 7545 UnaExp *u; | |
| 7546 Type *t1; | |
| 7547 ScopeDsymbol *sym; | |
| 7548 | |
| 7549 #if LOGSEMANTIC | |
| 7550 printf("IndexExp::semantic('%s')\n", toChars()); | |
| 7551 #endif | |
| 7552 if (type) | |
| 7553 return this; | |
| 7554 if (!e1->type) | |
| 7555 e1 = e1->semantic(sc); | |
| 7556 assert(e1->type); // semantic() should already be run on it | |
| 7557 e = this; | |
| 7558 | |
| 7559 // Note that unlike C we do not implement the int[ptr] | |
| 7560 | |
| 7561 t1 = e1->type->toBasetype(); | |
| 7562 | |
| 7563 if (t1->ty == Tsarray || t1->ty == Tarray || t1->ty == Ttuple) | |
| 7564 { // Create scope for 'length' variable | |
| 7565 sym = new ArrayScopeSymbol(this); | |
| 7566 sym->loc = loc; | |
| 7567 sym->parent = sc->scopesym; | |
| 7568 sc = sc->push(sym); | |
| 7569 } | |
| 7570 | |
| 7571 e2 = e2->semantic(sc); | |
| 7572 if (!e2->type) | |
| 7573 { | |
| 7574 error("%s has no value", e2->toChars()); | |
| 7575 e2->type = Type::terror; | |
| 7576 } | |
| 7577 e2 = resolveProperties(sc, e2); | |
| 7578 | |
| 7579 if (t1->ty == Tsarray || t1->ty == Tarray || t1->ty == Ttuple) | |
| 7580 sc = sc->pop(); | |
| 7581 | |
| 7582 switch (t1->ty) | |
| 7583 { | |
| 7584 case Tpointer: | |
| 7585 case Tarray: | |
| 7586 e2 = e2->implicitCastTo(sc, Type::tsize_t); | |
| 7587 e->type = t1->next; | |
| 7588 break; | |
| 7589 | |
| 7590 case Tsarray: | |
| 7591 { | |
| 7592 e2 = e2->implicitCastTo(sc, Type::tsize_t); | |
| 7593 | |
| 7594 TypeSArray *tsa = (TypeSArray *)t1; | |
| 7595 | |
| 7596 #if 0 // Don't do now, because it might be short-circuit evaluated | |
| 7597 // Do compile time array bounds checking if possible | |
| 7598 e2 = e2->optimize(WANTvalue); | |
| 7599 if (e2->op == TOKint64) | |
| 7600 { | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
7601 dinteger_t index = e2->toInteger(); |
|
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
7602 dinteger_t length = tsa->dim->toInteger(); |
| 159 | 7603 if (index < 0 || index >= length) |
| 7604 error("array index [%lld] is outside array bounds [0 .. %lld]", | |
| 7605 index, length); | |
| 7606 } | |
| 7607 #endif | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
7608 e->type = t1->nextOf(); |
| 159 | 7609 break; |
| 7610 } | |
| 7611 | |
| 7612 case Taarray: | |
| 7613 { TypeAArray *taa = (TypeAArray *)t1; | |
| 7614 | |
| 7615 e2 = e2->implicitCastTo(sc, taa->index); // type checking | |
| 7616 e2 = e2->implicitCastTo(sc, taa->key); // actual argument type | |
| 7617 type = taa->next; | |
| 7618 break; | |
| 7619 } | |
| 7620 | |
| 7621 case Ttuple: | |
| 7622 { | |
| 7623 e2 = e2->implicitCastTo(sc, Type::tsize_t); | |
| 7624 e2 = e2->optimize(WANTvalue); | |
| 7625 uinteger_t index = e2->toUInteger(); | |
| 7626 size_t length; | |
| 7627 TupleExp *te; | |
| 7628 TypeTuple *tup; | |
| 7629 | |
| 7630 if (e1->op == TOKtuple) | |
| 7631 { te = (TupleExp *)e1; | |
| 7632 length = te->exps->dim; | |
| 7633 } | |
| 7634 else if (e1->op == TOKtype) | |
| 7635 { | |
| 7636 tup = (TypeTuple *)t1; | |
| 7637 length = Argument::dim(tup->arguments); | |
| 7638 } | |
| 7639 else | |
| 7640 assert(0); | |
| 7641 | |
| 7642 if (index < length) | |
| 7643 { | |
| 7644 | |
| 7645 if (e1->op == TOKtuple) | |
| 7646 e = (Expression *)te->exps->data[(size_t)index]; | |
| 7647 else | |
| 7648 e = new TypeExp(e1->loc, Argument::getNth(tup->arguments, (size_t)index)->type); | |
| 7649 } | |
| 7650 else | |
| 7651 { | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
7652 error("array index [%ju] is outside array bounds [0 .. %zu]", |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
7653 index, length); |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
7654 e = e1; |
| 159 | 7655 } |
| 7656 break; | |
| 7657 } | |
| 7658 | |
| 7659 default: | |
| 7660 error("%s must be an array or pointer type, not %s", | |
| 7661 e1->toChars(), e1->type->toChars()); | |
| 7662 type = Type::tint32; | |
| 7663 break; | |
| 7664 } | |
| 7665 return e; | |
| 7666 } | |
| 7667 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7668 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7669 int IndexExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7670 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7671 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7672 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7673 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7674 |
| 159 | 7675 Expression *IndexExp::toLvalue(Scope *sc, Expression *e) |
| 7676 { | |
| 7677 // if (type && type->toBasetype()->ty == Tvoid) | |
| 7678 // error("voids have no value"); | |
| 7679 return this; | |
| 7680 } | |
| 7681 | |
| 7682 Expression *IndexExp::modifiableLvalue(Scope *sc, Expression *e) | |
| 7683 { | |
| 7684 //printf("IndexExp::modifiableLvalue(%s)\n", toChars()); | |
| 7685 modifiable = 1; | |
| 7686 if (e1->op == TOKstring) | |
| 7687 error("string literals are immutable"); | |
| 7688 if (e1->type->toBasetype()->ty == Taarray) | |
| 7689 e1 = e1->modifiableLvalue(sc, e1); | |
| 7690 return toLvalue(sc, e); | |
| 7691 } | |
| 7692 | |
| 7693 void IndexExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 7694 { | |
| 7695 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 7696 buf->writeByte('['); | |
| 7697 expToCBuffer(buf, hgs, e2, PREC_assign); | |
| 7698 buf->writeByte(']'); | |
| 7699 } | |
| 7700 | |
| 7701 | |
| 7702 /************************* PostExp ***********************************/ | |
| 7703 | |
| 7704 PostExp::PostExp(enum TOK op, Loc loc, Expression *e) | |
| 7705 : BinExp(loc, op, sizeof(PostExp), e, | |
| 7706 new IntegerExp(loc, 1, Type::tint32)) | |
| 7707 { | |
| 7708 } | |
| 7709 | |
| 7710 Expression *PostExp::semantic(Scope *sc) | |
| 7711 { Expression *e = this; | |
| 7712 | |
| 7713 if (!type) | |
| 7714 { | |
| 7715 BinExp::semantic(sc); | |
| 7716 e2 = resolveProperties(sc, e2); | |
| 7717 | |
| 7718 e = op_overload(sc); | |
| 7719 if (e) | |
| 7720 return e; | |
| 7721 | |
| 7722 e = this; | |
| 7723 e1 = e1->modifiableLvalue(sc, e1); | |
| 7724 e1->checkScalar(); | |
| 7725 e1->checkNoBool(); | |
| 7726 if (e1->type->ty == Tpointer) | |
| 7727 e = scaleFactor(sc); | |
| 7728 else | |
| 7729 e2 = e2->castTo(sc, e1->type); | |
| 7730 e->type = e1->type; | |
| 7731 } | |
| 7732 return e; | |
| 7733 } | |
| 7734 | |
| 7735 void PostExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 7736 { | |
| 7737 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 7738 buf->writestring((op == TOKplusplus) ? (char *)"++" : (char *)"--"); | |
| 7739 } | |
| 7740 | |
| 7741 /************************************************************/ | |
| 7742 | |
| 7743 /* Can be TOKconstruct too */ | |
| 7744 | |
| 7745 AssignExp::AssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 7746 : BinExp(loc, TOKassign, sizeof(AssignExp), e1, e2) | |
| 7747 { | |
| 7748 ismemset = 0; | |
| 7749 } | |
| 7750 | |
| 7751 Expression *AssignExp::semantic(Scope *sc) | |
| 7752 { Type *t1; | |
| 7753 Expression *e1old = e1; | |
| 7754 | |
| 7755 #if LOGSEMANTIC | |
| 7756 printf("AssignExp::semantic('%s')\n", toChars()); | |
| 7757 #endif | |
| 7758 //printf("e1->op = %d, '%s'\n", e1->op, Token::toChars(e1->op)); | |
| 7759 | |
| 7760 /* Look for operator overloading of a[i]=value. | |
| 7761 * Do it before semantic() otherwise the a[i] will have been | |
| 7762 * converted to a.opIndex() already. | |
| 7763 */ | |
| 7764 if (e1->op == TOKarray) | |
| 7765 { Type *t1; | |
| 7766 ArrayExp *ae = (ArrayExp *)e1; | |
| 7767 AggregateDeclaration *ad; | |
| 7768 Identifier *id = Id::index; | |
| 7769 | |
| 7770 ae->e1 = ae->e1->semantic(sc); | |
| 7771 t1 = ae->e1->type->toBasetype(); | |
| 7772 if (t1->ty == Tstruct) | |
| 7773 { | |
| 7774 ad = ((TypeStruct *)t1)->sym; | |
| 7775 goto L1; | |
| 7776 } | |
| 7777 else if (t1->ty == Tclass) | |
| 7778 { | |
| 7779 ad = ((TypeClass *)t1)->sym; | |
| 7780 L1: | |
| 7781 // Rewrite (a[i] = value) to (a.opIndexAssign(value, i)) | |
| 7782 if (search_function(ad, Id::indexass)) | |
| 7783 { Expression *e = new DotIdExp(loc, ae->e1, Id::indexass); | |
| 7784 Expressions *a = (Expressions *)ae->arguments->copy(); | |
| 7785 | |
| 7786 a->insert(0, e2); | |
| 7787 e = new CallExp(loc, e, a); | |
| 7788 e = e->semantic(sc); | |
| 7789 return e; | |
| 7790 } | |
| 7791 else | |
| 7792 { | |
| 7793 // Rewrite (a[i] = value) to (a.opIndex(i, value)) | |
| 7794 if (search_function(ad, id)) | |
| 7795 { Expression *e = new DotIdExp(loc, ae->e1, id); | |
| 7796 | |
| 7797 if (1 || !global.params.useDeprecated) | |
| 7798 error("operator [] assignment overload with opIndex(i, value) illegal, use opIndexAssign(value, i)"); | |
| 7799 | |
| 7800 e = new CallExp(loc, e, (Expression *)ae->arguments->data[0], e2); | |
| 7801 e = e->semantic(sc); | |
| 7802 return e; | |
| 7803 } | |
| 7804 } | |
| 7805 } | |
| 7806 } | |
| 7807 /* Look for operator overloading of a[i..j]=value. | |
| 7808 * Do it before semantic() otherwise the a[i..j] will have been | |
| 7809 * converted to a.opSlice() already. | |
| 7810 */ | |
| 7811 if (e1->op == TOKslice) | |
| 7812 { Type *t1; | |
| 7813 SliceExp *ae = (SliceExp *)e1; | |
| 7814 AggregateDeclaration *ad; | |
| 7815 Identifier *id = Id::index; | |
| 7816 | |
| 7817 ae->e1 = ae->e1->semantic(sc); | |
| 7818 ae->e1 = resolveProperties(sc, ae->e1); | |
| 7819 t1 = ae->e1->type->toBasetype(); | |
| 7820 if (t1->ty == Tstruct) | |
| 7821 { | |
| 7822 ad = ((TypeStruct *)t1)->sym; | |
| 7823 goto L2; | |
| 7824 } | |
| 7825 else if (t1->ty == Tclass) | |
| 7826 { | |
| 7827 ad = ((TypeClass *)t1)->sym; | |
| 7828 L2: | |
| 7829 // Rewrite (a[i..j] = value) to (a.opIndexAssign(value, i, j)) | |
| 7830 if (search_function(ad, Id::sliceass)) | |
| 7831 { Expression *e = new DotIdExp(loc, ae->e1, Id::sliceass); | |
| 7832 Expressions *a = new Expressions(); | |
| 7833 | |
| 7834 a->push(e2); | |
| 7835 if (ae->lwr) | |
| 7836 { a->push(ae->lwr); | |
| 7837 assert(ae->upr); | |
| 7838 a->push(ae->upr); | |
| 7839 } | |
| 7840 else | |
| 7841 assert(!ae->upr); | |
| 7842 e = new CallExp(loc, e, a); | |
| 7843 e = e->semantic(sc); | |
| 7844 return e; | |
| 7845 } | |
| 7846 } | |
| 7847 } | |
| 7848 | |
| 7849 BinExp::semantic(sc); | |
|
717
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
7850 |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
7851 if (e1->op == TOKdottd) |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
7852 { // Rewrite a.b=e2, when b is a template, as a.b(e2) |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
7853 Expression *e = new CallExp(loc, e1, e2); |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
7854 e = e->semantic(sc); |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
7855 return e; |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
7856 } |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
7857 |
| 159 | 7858 e2 = resolveProperties(sc, e2); |
| 7859 assert(e1->type); | |
| 7860 | |
| 7861 /* Rewrite tuple assignment as a tuple of assignments. | |
| 7862 */ | |
| 7863 if (e1->op == TOKtuple && e2->op == TOKtuple) | |
| 7864 { TupleExp *tup1 = (TupleExp *)e1; | |
| 7865 TupleExp *tup2 = (TupleExp *)e2; | |
| 7866 size_t dim = tup1->exps->dim; | |
| 7867 if (dim != tup2->exps->dim) | |
| 7868 { | |
| 7869 error("mismatched tuple lengths, %d and %d", (int)dim, (int)tup2->exps->dim); | |
| 7870 } | |
| 7871 else | |
| 7872 { Expressions *exps = new Expressions; | |
| 7873 exps->setDim(dim); | |
| 7874 | |
| 7875 for (int i = 0; i < dim; i++) | |
| 7876 { Expression *ex1 = (Expression *)tup1->exps->data[i]; | |
| 7877 Expression *ex2 = (Expression *)tup2->exps->data[i]; | |
| 7878 exps->data[i] = (void *) new AssignExp(loc, ex1, ex2); | |
| 7879 } | |
| 7880 Expression *e = new TupleExp(loc, exps); | |
| 7881 e = e->semantic(sc); | |
| 7882 return e; | |
| 7883 } | |
| 7884 } | |
| 7885 | |
| 7886 t1 = e1->type->toBasetype(); | |
| 7887 | |
| 7888 if (t1->ty == Tfunction) | |
| 7889 { // Rewrite f=value to f(value) | |
| 7890 Expression *e; | |
| 7891 | |
| 7892 e = new CallExp(loc, e1, e2); | |
| 7893 e = e->semantic(sc); | |
| 7894 return e; | |
| 7895 } | |
| 7896 | |
| 7897 /* If it is an assignment from a 'foreign' type, | |
| 7898 * check for operator overloading. | |
| 7899 */ | |
| 7900 if (t1->ty == Tclass || t1->ty == Tstruct) | |
| 7901 { | |
| 7902 if (!e2->type->implicitConvTo(e1->type)) | |
| 7903 { | |
| 7904 Expression *e = op_overload(sc); | |
| 7905 if (e) | |
| 7906 return e; | |
| 7907 } | |
| 7908 } | |
| 7909 | |
| 7910 e2->rvalue(); | |
| 7911 | |
| 7912 if (e1->op == TOKarraylength) | |
| 7913 { | |
| 7914 // e1 is not an lvalue, but we let code generator handle it | |
| 7915 ArrayLengthExp *ale = (ArrayLengthExp *)e1; | |
| 7916 | |
| 7917 ale->e1 = ale->e1->modifiableLvalue(sc, e1); | |
| 7918 } | |
| 7919 else if (e1->op == TOKslice) | |
| 7920 ; | |
| 7921 else | |
| 7922 { // Try to do a decent error message with the expression | |
| 7923 // before it got constant folded | |
| 7924 e1 = e1->modifiableLvalue(sc, e1old); | |
| 7925 } | |
| 7926 | |
| 7927 if (e1->op == TOKslice && | |
| 7928 t1->nextOf() && | |
| 7929 e2->implicitConvTo(t1->nextOf()) | |
| 7930 // !(t1->nextOf()->equals(e2->type->nextOf())) | |
| 7931 ) | |
| 7932 { // memset | |
| 7933 ismemset = 1; // make it easy for back end to tell what this is | |
| 7934 e2 = e2->implicitCastTo(sc, t1->next); | |
| 7935 } | |
| 7936 else if (t1->ty == Tsarray) | |
| 7937 { | |
| 7938 error("cannot assign to static array %s", e1->toChars()); | |
| 7939 } | |
| 7940 else | |
| 7941 { | |
| 7942 e2 = e2->implicitCastTo(sc, e1->type); | |
| 7943 } | |
|
510
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Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
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|
7944 |
|
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Merged DMD 1.034, array operations are not yet implemented ;)
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diff
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|
7945 /* Look for array operations |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
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diff
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|
7946 */ |
|
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Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
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|
7947 if (e1->op == TOKslice && !ismemset && |
|
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Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
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diff
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|
7948 (e2->op == TOKadd || e2->op == TOKmin || |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
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parents:
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diff
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|
7949 e2->op == TOKmul || e2->op == TOKdiv || |
|
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Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
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|
7950 e2->op == TOKmod || e2->op == TOKxor || |
|
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Merged DMD 1.034, array operations are not yet implemented ;)
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parents:
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diff
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|
7951 e2->op == TOKand || e2->op == TOKor || |
|
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Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
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diff
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|
7952 e2->op == TOKtilde || e2->op == TOKneg)) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
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|
7953 { |
|
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Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
7954 type = e1->type; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
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parents:
486
diff
changeset
|
7955 return arrayOp(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
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|
7956 } |
|
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Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
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|
7957 |
| 159 | 7958 type = e1->type; |
| 7959 assert(type); | |
| 7960 return this; | |
| 7961 } | |
| 7962 | |
| 7963 Expression *AssignExp::checkToBoolean() | |
| 7964 { | |
| 7965 // Things like: | |
| 7966 // if (a = b) ... | |
| 7967 // are usually mistakes. | |
| 7968 | |
| 7969 error("'=' does not give a boolean result"); | |
| 7970 return this; | |
| 7971 } | |
| 7972 | |
| 7973 /************************************************************/ | |
| 7974 | |
| 7975 AddAssignExp::AddAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 7976 : BinExp(loc, TOKaddass, sizeof(AddAssignExp), e1, e2) | |
| 7977 { | |
| 7978 } | |
| 7979 | |
| 7980 Expression *AddAssignExp::semantic(Scope *sc) | |
| 7981 { Expression *e; | |
| 7982 | |
| 7983 if (type) | |
| 7984 return this; | |
| 7985 | |
| 7986 BinExp::semantic(sc); | |
| 7987 e2 = resolveProperties(sc, e2); | |
| 7988 | |
| 7989 e = op_overload(sc); | |
| 7990 if (e) | |
| 7991 return e; | |
| 7992 | |
| 7993 Type *tb1 = e1->type->toBasetype(); | |
| 7994 Type *tb2 = e2->type->toBasetype(); | |
| 7995 | |
|
510
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parents:
486
diff
changeset
|
7996 if (e1->op == TOKslice) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
7997 { |
|
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Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
7998 typeCombine(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
7999 type = e1->type; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8000 return arrayOp(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8001 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8002 else |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8003 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8004 e1 = e1->modifiableLvalue(sc, e1); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8005 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8006 |
| 159 | 8007 if ((tb1->ty == Tarray || tb1->ty == Tsarray) && |
| 8008 (tb2->ty == Tarray || tb2->ty == Tsarray) && | |
|
510
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Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8009 tb1->nextOf()->equals(tb2->nextOf()) |
| 159 | 8010 ) |
| 8011 { | |
| 8012 type = e1->type; | |
| 8013 e = this; | |
| 8014 } | |
| 8015 else | |
| 8016 { | |
| 8017 e1->checkScalar(); | |
| 8018 e1->checkNoBool(); | |
| 8019 if (tb1->ty == Tpointer && tb2->isintegral()) | |
| 8020 e = scaleFactor(sc); | |
| 8021 else if (tb1->ty == Tbit || tb1->ty == Tbool) | |
| 8022 { | |
| 8023 #if 0 | |
| 8024 // Need to rethink this | |
| 8025 if (e1->op != TOKvar) | |
| 8026 { // Rewrite e1+=e2 to (v=&e1),*v=*v+e2 | |
| 8027 VarDeclaration *v; | |
| 8028 Expression *ea; | |
| 8029 Expression *ex; | |
| 8030 | |
|
510
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Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8031 Identifier *id = Lexer::uniqueId("__name"); |
| 159 | 8032 |
| 8033 v = new VarDeclaration(loc, tb1->pointerTo(), id, NULL); | |
| 8034 v->semantic(sc); | |
| 8035 if (!sc->insert(v)) | |
| 8036 assert(0); | |
| 8037 v->parent = sc->func; | |
| 8038 | |
| 8039 ea = new AddrExp(loc, e1); | |
| 8040 ea = new AssignExp(loc, new VarExp(loc, v), ea); | |
| 8041 | |
| 8042 ex = new VarExp(loc, v); | |
| 8043 ex = new PtrExp(loc, ex); | |
| 8044 e = new AddExp(loc, ex, e2); | |
| 8045 e = new CastExp(loc, e, e1->type); | |
| 8046 e = new AssignExp(loc, ex->syntaxCopy(), e); | |
| 8047 | |
| 8048 e = new CommaExp(loc, ea, e); | |
| 8049 } | |
| 8050 else | |
| 8051 #endif | |
| 8052 { // Rewrite e1+=e2 to e1=e1+e2 | |
| 8053 // BUG: doesn't account for side effects in e1 | |
| 8054 // BUG: other assignment operators for bits aren't handled at all | |
| 8055 e = new AddExp(loc, e1, e2); | |
| 8056 e = new CastExp(loc, e, e1->type); | |
| 8057 e = new AssignExp(loc, e1->syntaxCopy(), e); | |
| 8058 } | |
| 8059 e = e->semantic(sc); | |
| 8060 } | |
| 8061 else | |
| 8062 { | |
| 8063 type = e1->type; | |
| 8064 typeCombine(sc); | |
| 8065 e1->checkArithmetic(); | |
| 8066 e2->checkArithmetic(); | |
| 8067 if (type->isreal() || type->isimaginary()) | |
| 8068 { | |
| 8069 assert(global.errors || e2->type->isfloating()); | |
| 8070 e2 = e2->castTo(sc, e1->type); | |
| 8071 } | |
| 8072 e = this; | |
|
1012
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8073 |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8074 if (e2->type->iscomplex() && !type->iscomplex()) |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8075 error("Cannot assign %s to %s", e2->type->toChars(), type->toChars()); |
| 159 | 8076 } |
| 8077 } | |
| 8078 return e; | |
| 8079 } | |
| 8080 | |
| 8081 /************************************************************/ | |
| 8082 | |
| 8083 MinAssignExp::MinAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8084 : BinExp(loc, TOKminass, sizeof(MinAssignExp), e1, e2) | |
| 8085 { | |
| 8086 } | |
| 8087 | |
| 8088 Expression *MinAssignExp::semantic(Scope *sc) | |
| 8089 { Expression *e; | |
| 8090 | |
| 8091 if (type) | |
| 8092 return this; | |
| 8093 | |
| 8094 BinExp::semantic(sc); | |
| 8095 e2 = resolveProperties(sc, e2); | |
| 8096 | |
| 8097 e = op_overload(sc); | |
| 8098 if (e) | |
| 8099 return e; | |
| 8100 | |
|
510
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parents:
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diff
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|
8101 if (e1->op == TOKslice) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
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parents:
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diff
changeset
|
8102 { // T[] -= ... |
|
6aee82889553
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parents:
486
diff
changeset
|
8103 typeCombine(sc); |
|
6aee82889553
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parents:
486
diff
changeset
|
8104 type = e1->type; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
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parents:
486
diff
changeset
|
8105 return arrayOp(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8106 } |
|
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parents:
486
diff
changeset
|
8107 |
| 159 | 8108 e1 = e1->modifiableLvalue(sc, e1); |
| 8109 e1->checkScalar(); | |
| 8110 e1->checkNoBool(); | |
| 8111 if (e1->type->ty == Tpointer && e2->type->isintegral()) | |
| 8112 e = scaleFactor(sc); | |
| 8113 else | |
| 8114 { | |
| 8115 e1 = e1->checkArithmetic(); | |
| 8116 e2 = e2->checkArithmetic(); | |
| 8117 type = e1->type; | |
| 8118 typeCombine(sc); | |
| 8119 if (type->isreal() || type->isimaginary()) | |
| 8120 { | |
| 8121 assert(e2->type->isfloating()); | |
| 8122 e2 = e2->castTo(sc, e1->type); | |
| 8123 } | |
| 8124 e = this; | |
|
1012
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8125 |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8126 if (e2->type->iscomplex() && !type->iscomplex()) |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8127 error("Cannot assign %s to %s", e2->type->toChars(), type->toChars()); |
| 159 | 8128 } |
| 8129 return e; | |
| 8130 } | |
| 8131 | |
| 8132 /************************************************************/ | |
| 8133 | |
| 8134 CatAssignExp::CatAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8135 : BinExp(loc, TOKcatass, sizeof(CatAssignExp), e1, e2) | |
| 8136 { | |
| 8137 } | |
| 8138 | |
| 8139 Expression *CatAssignExp::semantic(Scope *sc) | |
| 8140 { Expression *e; | |
| 8141 | |
| 8142 BinExp::semantic(sc); | |
| 8143 e2 = resolveProperties(sc, e2); | |
| 8144 | |
| 8145 e = op_overload(sc); | |
| 8146 if (e) | |
| 8147 return e; | |
| 8148 | |
| 8149 if (e1->op == TOKslice) | |
| 8150 { SliceExp *se = (SliceExp *)e1; | |
| 8151 | |
| 8152 if (se->e1->type->toBasetype()->ty == Tsarray) | |
| 8153 error("cannot append to static array %s", se->e1->type->toChars()); | |
| 8154 } | |
| 8155 | |
| 8156 e1 = e1->modifiableLvalue(sc, e1); | |
| 8157 | |
| 8158 Type *tb1 = e1->type->toBasetype(); | |
| 8159 Type *tb2 = e2->type->toBasetype(); | |
| 8160 | |
| 8161 e2->rvalue(); | |
| 8162 | |
| 8163 if ((tb1->ty == Tarray) && | |
| 8164 (tb2->ty == Tarray || tb2->ty == Tsarray) && | |
| 8165 e2->implicitConvTo(e1->type) | |
| 8166 //e1->type->next->equals(e2->type->next) | |
| 8167 ) | |
| 8168 { // Append array | |
| 8169 e2 = e2->castTo(sc, e1->type); | |
| 8170 type = e1->type; | |
| 8171 e = this; | |
| 8172 } | |
| 8173 else if ((tb1->ty == Tarray) && | |
|
510
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diff
changeset
|
8174 e2->implicitConvTo(tb1->nextOf()) |
| 159 | 8175 ) |
| 8176 { // Append element | |
|
510
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diff
changeset
|
8177 e2 = e2->castTo(sc, tb1->nextOf()); |
| 159 | 8178 type = e1->type; |
| 8179 e = this; | |
| 8180 } | |
| 8181 else | |
| 8182 { | |
| 8183 error("cannot append type %s to type %s", tb2->toChars(), tb1->toChars()); | |
| 8184 type = Type::tint32; | |
| 8185 e = this; | |
| 8186 } | |
| 8187 return e; | |
| 8188 } | |
| 8189 | |
| 8190 /************************************************************/ | |
| 8191 | |
| 8192 MulAssignExp::MulAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8193 : BinExp(loc, TOKmulass, sizeof(MulAssignExp), e1, e2) | |
| 8194 { | |
| 8195 } | |
| 8196 | |
| 8197 Expression *MulAssignExp::semantic(Scope *sc) | |
| 8198 { Expression *e; | |
| 8199 | |
| 8200 BinExp::semantic(sc); | |
| 8201 e2 = resolveProperties(sc, e2); | |
| 8202 | |
| 8203 e = op_overload(sc); | |
| 8204 if (e) | |
| 8205 return e; | |
| 8206 | |
|
510
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Merged DMD 1.034, array operations are not yet implemented ;)
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parents:
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diff
changeset
|
8207 if (e1->op == TOKslice) |
|
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Merged DMD 1.034, array operations are not yet implemented ;)
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parents:
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diff
changeset
|
8208 { // T[] -= ... |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
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diff
changeset
|
8209 typeCombine(sc); |
|
6aee82889553
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parents:
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diff
changeset
|
8210 type = e1->type; |
|
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Merged DMD 1.034, array operations are not yet implemented ;)
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parents:
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diff
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|
8211 return arrayOp(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
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diff
changeset
|
8212 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
changeset
|
8213 |
| 159 | 8214 e1 = e1->modifiableLvalue(sc, e1); |
| 8215 e1->checkScalar(); | |
| 8216 e1->checkNoBool(); | |
| 8217 type = e1->type; | |
| 8218 typeCombine(sc); | |
| 8219 e1->checkArithmetic(); | |
| 8220 e2->checkArithmetic(); | |
| 8221 if (e2->type->isfloating()) | |
| 8222 { Type *t1; | |
| 8223 Type *t2; | |
| 8224 | |
| 8225 t1 = e1->type; | |
| 8226 t2 = e2->type; | |
| 8227 if (t1->isreal()) | |
| 8228 { | |
| 8229 if (t2->isimaginary() || t2->iscomplex()) | |
| 8230 { | |
| 8231 e2 = e2->castTo(sc, t1); | |
| 8232 } | |
| 8233 } | |
| 8234 else if (t1->isimaginary()) | |
| 8235 { | |
| 8236 if (t2->isimaginary() || t2->iscomplex()) | |
| 8237 { | |
| 8238 switch (t1->ty) | |
| 8239 { | |
| 8240 case Timaginary32: t2 = Type::tfloat32; break; | |
| 8241 case Timaginary64: t2 = Type::tfloat64; break; | |
| 8242 case Timaginary80: t2 = Type::tfloat80; break; | |
| 8243 default: | |
| 8244 assert(0); | |
| 8245 } | |
| 8246 e2 = e2->castTo(sc, t2); | |
| 8247 } | |
| 8248 } | |
|
1012
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8249 |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8250 if (e2->type->iscomplex() && !type->iscomplex()) |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8251 error("Cannot assign %s to %s", e2->type->toChars(), type->toChars()); |
| 159 | 8252 } |
| 8253 return this; | |
| 8254 } | |
| 8255 | |
| 8256 /************************************************************/ | |
| 8257 | |
| 8258 DivAssignExp::DivAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8259 : BinExp(loc, TOKdivass, sizeof(DivAssignExp), e1, e2) | |
| 8260 { | |
| 8261 } | |
| 8262 | |
| 8263 Expression *DivAssignExp::semantic(Scope *sc) | |
| 8264 { Expression *e; | |
| 8265 | |
| 8266 BinExp::semantic(sc); | |
| 8267 e2 = resolveProperties(sc, e2); | |
| 8268 | |
| 8269 e = op_overload(sc); | |
| 8270 if (e) | |
| 8271 return e; | |
| 8272 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8273 if (e1->op == TOKslice) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8274 { // T[] -= ... |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8275 typeCombine(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8276 type = e1->type; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8277 return arrayOp(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8278 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8279 |
| 159 | 8280 e1 = e1->modifiableLvalue(sc, e1); |
| 8281 e1->checkScalar(); | |
| 8282 e1->checkNoBool(); | |
| 8283 type = e1->type; | |
| 8284 typeCombine(sc); | |
| 8285 e1->checkArithmetic(); | |
| 8286 e2->checkArithmetic(); | |
| 8287 if (e2->type->isimaginary()) | |
| 8288 { Type *t1; | |
| 8289 Type *t2; | |
| 8290 | |
| 8291 t1 = e1->type; | |
| 8292 if (t1->isreal()) | |
| 8293 { // x/iv = i(-x/v) | |
| 8294 // Therefore, the result is 0 | |
| 8295 e2 = new CommaExp(loc, e2, new RealExp(loc, 0, t1)); | |
| 8296 e2->type = t1; | |
| 8297 e = new AssignExp(loc, e1, e2); | |
| 8298 e->type = t1; | |
| 8299 return e; | |
| 8300 } | |
| 8301 else if (t1->isimaginary()) | |
| 8302 { Expression *e; | |
| 8303 | |
| 8304 switch (t1->ty) | |
| 8305 { | |
| 8306 case Timaginary32: t2 = Type::tfloat32; break; | |
| 8307 case Timaginary64: t2 = Type::tfloat64; break; | |
| 8308 case Timaginary80: t2 = Type::tfloat80; break; | |
| 8309 default: | |
| 8310 assert(0); | |
| 8311 } | |
| 8312 e2 = e2->castTo(sc, t2); | |
| 8313 e = new AssignExp(loc, e1, e2); | |
| 8314 e->type = t1; | |
| 8315 return e; | |
| 8316 } | |
| 8317 } | |
|
1012
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8318 |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8319 if (e2->type->iscomplex() && !type->iscomplex()) |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8320 error("Cannot assign %s to %s", e2->type->toChars(), type->toChars()); |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8321 |
| 159 | 8322 return this; |
| 8323 } | |
| 8324 | |
| 8325 /************************************************************/ | |
| 8326 | |
| 8327 ModAssignExp::ModAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8328 : BinExp(loc, TOKmodass, sizeof(ModAssignExp), e1, e2) | |
| 8329 { | |
| 8330 } | |
| 8331 | |
| 8332 Expression *ModAssignExp::semantic(Scope *sc) | |
| 8333 { | |
| 8334 return commonSemanticAssign(sc); | |
| 8335 } | |
| 8336 | |
| 8337 /************************************************************/ | |
| 8338 | |
| 8339 ShlAssignExp::ShlAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8340 : BinExp(loc, TOKshlass, sizeof(ShlAssignExp), e1, e2) | |
| 8341 { | |
| 8342 } | |
| 8343 | |
| 8344 Expression *ShlAssignExp::semantic(Scope *sc) | |
| 8345 { Expression *e; | |
| 8346 | |
| 8347 //printf("ShlAssignExp::semantic()\n"); | |
| 8348 BinExp::semantic(sc); | |
| 8349 e2 = resolveProperties(sc, e2); | |
| 8350 | |
| 8351 e = op_overload(sc); | |
| 8352 if (e) | |
| 8353 return e; | |
| 8354 | |
| 8355 e1 = e1->modifiableLvalue(sc, e1); | |
| 8356 e1->checkScalar(); | |
| 8357 e1->checkNoBool(); | |
| 8358 type = e1->type; | |
| 8359 typeCombine(sc); | |
| 8360 e1->checkIntegral(); | |
| 8361 e2 = e2->checkIntegral(); | |
| 8362 //e2 = e2->castTo(sc, Type::tshiftcnt); | |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
8363 e2 = e2->castTo(sc, e1->type); // LDC |
| 159 | 8364 return this; |
| 8365 } | |
| 8366 | |
| 8367 /************************************************************/ | |
| 8368 | |
| 8369 ShrAssignExp::ShrAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8370 : BinExp(loc, TOKshrass, sizeof(ShrAssignExp), e1, e2) | |
| 8371 { | |
| 8372 } | |
| 8373 | |
| 8374 Expression *ShrAssignExp::semantic(Scope *sc) | |
| 8375 { Expression *e; | |
| 8376 | |
| 8377 BinExp::semantic(sc); | |
| 8378 e2 = resolveProperties(sc, e2); | |
| 8379 | |
| 8380 e = op_overload(sc); | |
| 8381 if (e) | |
| 8382 return e; | |
| 8383 | |
| 8384 e1 = e1->modifiableLvalue(sc, e1); | |
| 8385 e1->checkScalar(); | |
| 8386 e1->checkNoBool(); | |
| 8387 type = e1->type; | |
| 8388 typeCombine(sc); | |
| 8389 e1->checkIntegral(); | |
| 8390 e2 = e2->checkIntegral(); | |
| 8391 //e2 = e2->castTo(sc, Type::tshiftcnt); | |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
8392 e2 = e2->castTo(sc, e1->type); // LDC |
| 159 | 8393 return this; |
| 8394 } | |
| 8395 | |
| 8396 /************************************************************/ | |
| 8397 | |
| 8398 UshrAssignExp::UshrAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8399 : BinExp(loc, TOKushrass, sizeof(UshrAssignExp), e1, e2) | |
| 8400 { | |
| 8401 } | |
| 8402 | |
| 8403 Expression *UshrAssignExp::semantic(Scope *sc) | |
| 8404 { Expression *e; | |
| 8405 | |
| 8406 BinExp::semantic(sc); | |
| 8407 e2 = resolveProperties(sc, e2); | |
| 8408 | |
| 8409 e = op_overload(sc); | |
| 8410 if (e) | |
| 8411 return e; | |
| 8412 | |
| 8413 e1 = e1->modifiableLvalue(sc, e1); | |
| 8414 e1->checkScalar(); | |
| 8415 e1->checkNoBool(); | |
| 8416 type = e1->type; | |
| 8417 typeCombine(sc); | |
| 8418 e1->checkIntegral(); | |
| 8419 e2 = e2->checkIntegral(); | |
| 8420 //e2 = e2->castTo(sc, Type::tshiftcnt); | |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
8421 e2 = e2->castTo(sc, e1->type); // LDC |
| 159 | 8422 return this; |
| 8423 } | |
| 8424 | |
| 8425 /************************************************************/ | |
| 8426 | |
| 8427 AndAssignExp::AndAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8428 : BinExp(loc, TOKandass, sizeof(AndAssignExp), e1, e2) | |
| 8429 { | |
| 8430 } | |
| 8431 | |
| 8432 Expression *AndAssignExp::semantic(Scope *sc) | |
| 8433 { | |
| 8434 return commonSemanticAssignIntegral(sc); | |
| 8435 } | |
| 8436 | |
| 8437 /************************************************************/ | |
| 8438 | |
| 8439 OrAssignExp::OrAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8440 : BinExp(loc, TOKorass, sizeof(OrAssignExp), e1, e2) | |
| 8441 { | |
| 8442 } | |
| 8443 | |
| 8444 Expression *OrAssignExp::semantic(Scope *sc) | |
| 8445 { | |
| 8446 return commonSemanticAssignIntegral(sc); | |
| 8447 } | |
| 8448 | |
| 8449 /************************************************************/ | |
| 8450 | |
| 8451 XorAssignExp::XorAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8452 : BinExp(loc, TOKxorass, sizeof(XorAssignExp), e1, e2) | |
| 8453 { | |
| 8454 } | |
| 8455 | |
| 8456 Expression *XorAssignExp::semantic(Scope *sc) | |
| 8457 { | |
| 8458 return commonSemanticAssignIntegral(sc); | |
| 8459 } | |
| 8460 | |
| 8461 /************************* AddExp *****************************/ | |
| 8462 | |
| 8463 AddExp::AddExp(Loc loc, Expression *e1, Expression *e2) | |
| 8464 : BinExp(loc, TOKadd, sizeof(AddExp), e1, e2) | |
| 8465 { | |
| 8466 } | |
| 8467 | |
| 8468 Expression *AddExp::semantic(Scope *sc) | |
| 8469 { Expression *e; | |
| 8470 | |
| 8471 #if LOGSEMANTIC | |
| 8472 printf("AddExp::semantic('%s')\n", toChars()); | |
| 8473 #endif | |
| 8474 if (!type) | |
| 8475 { | |
| 8476 BinExp::semanticp(sc); | |
| 8477 | |
| 8478 e = op_overload(sc); | |
| 8479 if (e) | |
| 8480 return e; | |
| 8481 | |
| 8482 Type *tb1 = e1->type->toBasetype(); | |
| 8483 Type *tb2 = e2->type->toBasetype(); | |
| 8484 | |
| 8485 if ((tb1->ty == Tarray || tb1->ty == Tsarray) && | |
| 8486 (tb2->ty == Tarray || tb2->ty == Tsarray) && | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8487 tb1->nextOf()->equals(tb2->nextOf()) |
| 159 | 8488 ) |
| 8489 { | |
| 8490 type = e1->type; | |
| 8491 e = this; | |
| 8492 } | |
| 8493 else if (tb1->ty == Tpointer && e2->type->isintegral() || | |
| 8494 tb2->ty == Tpointer && e1->type->isintegral()) | |
| 8495 e = scaleFactor(sc); | |
| 8496 else if (tb1->ty == Tpointer && tb2->ty == Tpointer) | |
| 8497 { | |
| 8498 incompatibleTypes(); | |
| 8499 type = e1->type; | |
| 8500 e = this; | |
| 8501 } | |
| 8502 else | |
| 8503 { | |
| 8504 typeCombine(sc); | |
| 8505 if ((e1->type->isreal() && e2->type->isimaginary()) || | |
| 8506 (e1->type->isimaginary() && e2->type->isreal())) | |
| 8507 { | |
| 8508 switch (type->toBasetype()->ty) | |
| 8509 { | |
| 8510 case Tfloat32: | |
| 8511 case Timaginary32: | |
| 8512 type = Type::tcomplex32; | |
| 8513 break; | |
| 8514 | |
| 8515 case Tfloat64: | |
| 8516 case Timaginary64: | |
| 8517 type = Type::tcomplex64; | |
| 8518 break; | |
| 8519 | |
| 8520 case Tfloat80: | |
| 8521 case Timaginary80: | |
| 8522 type = Type::tcomplex80; | |
| 8523 break; | |
| 8524 | |
| 8525 default: | |
| 8526 assert(0); | |
| 8527 } | |
| 8528 } | |
| 8529 e = this; | |
| 8530 } | |
| 8531 return e; | |
| 8532 } | |
| 8533 return this; | |
| 8534 } | |
| 8535 | |
| 8536 /************************************************************/ | |
| 8537 | |
| 8538 MinExp::MinExp(Loc loc, Expression *e1, Expression *e2) | |
| 8539 : BinExp(loc, TOKmin, sizeof(MinExp), e1, e2) | |
| 8540 { | |
| 8541 } | |
| 8542 | |
| 8543 Expression *MinExp::semantic(Scope *sc) | |
| 8544 { Expression *e; | |
| 8545 Type *t1; | |
| 8546 Type *t2; | |
| 8547 | |
| 8548 #if LOGSEMANTIC | |
| 8549 printf("MinExp::semantic('%s')\n", toChars()); | |
| 8550 #endif | |
| 8551 if (type) | |
| 8552 return this; | |
| 8553 | |
| 8554 BinExp::semanticp(sc); | |
| 8555 | |
| 8556 e = op_overload(sc); | |
| 8557 if (e) | |
| 8558 return e; | |
| 8559 | |
| 8560 e = this; | |
| 8561 t1 = e1->type->toBasetype(); | |
| 8562 t2 = e2->type->toBasetype(); | |
| 8563 if (t1->ty == Tpointer) | |
| 8564 { | |
| 8565 if (t2->ty == Tpointer) | |
| 8566 { // Need to divide the result by the stride | |
| 8567 // Replace (ptr - ptr) with (ptr - ptr) / stride | |
| 8568 d_int64 stride; | |
| 8569 Expression *e; | |
| 8570 | |
| 8571 typeCombine(sc); // make sure pointer types are compatible | |
| 8572 type = Type::tptrdiff_t; | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8573 stride = t2->nextOf()->size(); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8574 if (stride == 0) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8575 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8576 e = new IntegerExp(loc, 0, Type::tptrdiff_t); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8577 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8578 else |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8579 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8580 e = new DivExp(loc, this, new IntegerExp(0, stride, Type::tptrdiff_t)); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8581 e->type = Type::tptrdiff_t; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8582 } |
| 159 | 8583 return e; |
| 8584 } | |
| 8585 else if (t2->isintegral()) | |
| 8586 e = scaleFactor(sc); | |
| 8587 else | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8588 { error("incompatible types for minus"); |
| 159 | 8589 return new IntegerExp(0); |
| 8590 } | |
| 8591 } | |
| 8592 else if (t2->ty == Tpointer) | |
| 8593 { | |
| 8594 type = e2->type; | |
| 8595 error("can't subtract pointer from %s", e1->type->toChars()); | |
| 8596 return new IntegerExp(0); | |
| 8597 } | |
| 8598 else | |
| 8599 { | |
| 8600 typeCombine(sc); | |
| 8601 t1 = e1->type->toBasetype(); | |
| 8602 t2 = e2->type->toBasetype(); | |
| 8603 if ((t1->isreal() && t2->isimaginary()) || | |
| 8604 (t1->isimaginary() && t2->isreal())) | |
| 8605 { | |
| 8606 switch (type->ty) | |
| 8607 { | |
| 8608 case Tfloat32: | |
| 8609 case Timaginary32: | |
| 8610 type = Type::tcomplex32; | |
| 8611 break; | |
| 8612 | |
| 8613 case Tfloat64: | |
| 8614 case Timaginary64: | |
| 8615 type = Type::tcomplex64; | |
| 8616 break; | |
| 8617 | |
| 8618 case Tfloat80: | |
| 8619 case Timaginary80: | |
| 8620 type = Type::tcomplex80; | |
| 8621 break; | |
| 8622 | |
| 8623 default: | |
| 8624 assert(0); | |
| 8625 } | |
| 8626 } | |
| 8627 } | |
| 8628 return e; | |
| 8629 } | |
| 8630 | |
| 8631 /************************* CatExp *****************************/ | |
| 8632 | |
| 8633 CatExp::CatExp(Loc loc, Expression *e1, Expression *e2) | |
| 8634 : BinExp(loc, TOKcat, sizeof(CatExp), e1, e2) | |
| 8635 { | |
| 8636 } | |
| 8637 | |
| 8638 Expression *CatExp::semantic(Scope *sc) | |
| 8639 { Expression *e; | |
| 8640 | |
| 8641 //printf("CatExp::semantic() %s\n", toChars()); | |
| 8642 if (!type) | |
| 8643 { | |
| 8644 BinExp::semanticp(sc); | |
| 8645 e = op_overload(sc); | |
| 8646 if (e) | |
| 8647 return e; | |
| 8648 | |
| 8649 Type *tb1 = e1->type->toBasetype(); | |
| 8650 Type *tb2 = e2->type->toBasetype(); | |
| 8651 | |
| 8652 | |
| 8653 /* BUG: Should handle things like: | |
| 8654 * char c; | |
| 8655 * c ~ ' ' | |
| 8656 * ' ' ~ c; | |
| 8657 */ | |
| 8658 | |
| 8659 #if 0 | |
| 8660 e1->type->print(); | |
| 8661 e2->type->print(); | |
| 8662 #endif | |
| 8663 if ((tb1->ty == Tsarray || tb1->ty == Tarray) && | |
| 8664 e2->type->equals(tb1->next)) | |
| 8665 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8666 type = tb1->nextOf()->arrayOf(); |
| 159 | 8667 if (tb2->ty == Tarray) |
| 8668 { // Make e2 into [e2] | |
| 8669 e2 = new ArrayLiteralExp(e2->loc, e2); | |
| 8670 e2->type = type; | |
| 8671 } | |
| 8672 return this; | |
| 8673 } | |
| 8674 else if ((tb2->ty == Tsarray || tb2->ty == Tarray) && | |
| 8675 e1->type->equals(tb2->next)) | |
| 8676 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8677 type = tb2->nextOf()->arrayOf(); |
| 159 | 8678 if (tb1->ty == Tarray) |
| 8679 { // Make e1 into [e1] | |
| 8680 e1 = new ArrayLiteralExp(e1->loc, e1); | |
| 8681 e1->type = type; | |
| 8682 } | |
| 8683 return this; | |
| 8684 } | |
| 8685 | |
| 8686 typeCombine(sc); | |
| 8687 | |
| 8688 if (type->toBasetype()->ty == Tsarray) | |
| 8689 type = type->toBasetype()->next->arrayOf(); | |
| 8690 #if 0 | |
| 8691 e1->type->print(); | |
| 8692 e2->type->print(); | |
| 8693 type->print(); | |
| 8694 print(); | |
| 8695 #endif | |
| 8696 if (e1->op == TOKstring && e2->op == TOKstring) | |
| 8697 e = optimize(WANTvalue); | |
| 8698 else if (e1->type->equals(e2->type) && | |
| 8699 (e1->type->toBasetype()->ty == Tarray || | |
| 8700 e1->type->toBasetype()->ty == Tsarray)) | |
| 8701 { | |
| 8702 e = this; | |
| 8703 } | |
| 8704 else | |
| 8705 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8706 //printf("(%s) ~ (%s)\n", e1->toChars(), e2->toChars()); |
| 159 | 8707 error("Can only concatenate arrays, not (%s ~ %s)", |
| 8708 e1->type->toChars(), e2->type->toChars()); | |
| 8709 type = Type::tint32; | |
| 8710 e = this; | |
| 8711 } | |
| 8712 e->type = e->type->semantic(loc, sc); | |
| 8713 return e; | |
| 8714 } | |
| 8715 return this; | |
| 8716 } | |
| 8717 | |
| 8718 /************************************************************/ | |
| 8719 | |
| 8720 MulExp::MulExp(Loc loc, Expression *e1, Expression *e2) | |
| 8721 : BinExp(loc, TOKmul, sizeof(MulExp), e1, e2) | |
| 8722 { | |
| 8723 } | |
| 8724 | |
| 8725 Expression *MulExp::semantic(Scope *sc) | |
| 8726 { Expression *e; | |
| 8727 | |
| 8728 #if 0 | |
| 8729 printf("MulExp::semantic() %s\n", toChars()); | |
| 8730 #endif | |
| 8731 if (type) | |
| 8732 { | |
| 8733 return this; | |
| 8734 } | |
| 8735 | |
| 8736 BinExp::semanticp(sc); | |
| 8737 e = op_overload(sc); | |
| 8738 if (e) | |
| 8739 return e; | |
| 8740 | |
| 8741 typeCombine(sc); | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8742 if (e1->op != TOKslice && e2->op != TOKslice) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8743 { e1->checkArithmetic(); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8744 e2->checkArithmetic(); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8745 } |
| 159 | 8746 if (type->isfloating()) |
| 8747 { Type *t1 = e1->type; | |
| 8748 Type *t2 = e2->type; | |
| 8749 | |
| 8750 if (t1->isreal()) | |
| 8751 { | |
| 8752 type = t2; | |
| 8753 } | |
| 8754 else if (t2->isreal()) | |
| 8755 { | |
| 8756 type = t1; | |
| 8757 } | |
| 8758 else if (t1->isimaginary()) | |
| 8759 { | |
| 8760 if (t2->isimaginary()) | |
| 8761 { Expression *e; | |
| 8762 | |
| 8763 switch (t1->ty) | |
| 8764 { | |
| 8765 case Timaginary32: type = Type::tfloat32; break; | |
| 8766 case Timaginary64: type = Type::tfloat64; break; | |
| 8767 case Timaginary80: type = Type::tfloat80; break; | |
| 8768 default: assert(0); | |
| 8769 } | |
| 8770 | |
| 8771 // iy * iv = -yv | |
| 8772 e1->type = type; | |
| 8773 e2->type = type; | |
| 8774 e = new NegExp(loc, this); | |
| 8775 e = e->semantic(sc); | |
| 8776 return e; | |
| 8777 } | |
| 8778 else | |
| 8779 type = t2; // t2 is complex | |
| 8780 } | |
| 8781 else if (t2->isimaginary()) | |
| 8782 { | |
| 8783 type = t1; // t1 is complex | |
| 8784 } | |
| 8785 } | |
| 8786 return this; | |
| 8787 } | |
| 8788 | |
| 8789 /************************************************************/ | |
| 8790 | |
| 8791 DivExp::DivExp(Loc loc, Expression *e1, Expression *e2) | |
| 8792 : BinExp(loc, TOKdiv, sizeof(DivExp), e1, e2) | |
| 8793 { | |
| 8794 } | |
| 8795 | |
| 8796 Expression *DivExp::semantic(Scope *sc) | |
| 8797 { Expression *e; | |
| 8798 | |
| 8799 if (type) | |
| 8800 return this; | |
| 8801 | |
| 8802 BinExp::semanticp(sc); | |
| 8803 e = op_overload(sc); | |
| 8804 if (e) | |
| 8805 return e; | |
| 8806 | |
| 8807 typeCombine(sc); | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8808 if (e1->op != TOKslice && e2->op != TOKslice) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8809 { e1->checkArithmetic(); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8810 e2->checkArithmetic(); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8811 } |
| 159 | 8812 if (type->isfloating()) |
| 8813 { Type *t1 = e1->type; | |
| 8814 Type *t2 = e2->type; | |
| 8815 | |
| 8816 if (t1->isreal()) | |
| 8817 { | |
| 8818 type = t2; | |
| 8819 if (t2->isimaginary()) | |
| 8820 { Expression *e; | |
| 8821 | |
| 8822 // x/iv = i(-x/v) | |
| 8823 e2->type = t1; | |
| 8824 e = new NegExp(loc, this); | |
| 8825 e = e->semantic(sc); | |
| 8826 return e; | |
| 8827 } | |
| 8828 } | |
| 8829 else if (t2->isreal()) | |
| 8830 { | |
| 8831 type = t1; | |
| 8832 } | |
| 8833 else if (t1->isimaginary()) | |
| 8834 { | |
| 8835 if (t2->isimaginary()) | |
| 8836 { | |
| 8837 switch (t1->ty) | |
| 8838 { | |
| 8839 case Timaginary32: type = Type::tfloat32; break; | |
| 8840 case Timaginary64: type = Type::tfloat64; break; | |
| 8841 case Timaginary80: type = Type::tfloat80; break; | |
| 8842 default: assert(0); | |
| 8843 } | |
| 8844 } | |
| 8845 else | |
| 8846 type = t2; // t2 is complex | |
| 8847 } | |
| 8848 else if (t2->isimaginary()) | |
| 8849 { | |
| 8850 type = t1; // t1 is complex | |
| 8851 } | |
| 8852 } | |
| 8853 return this; | |
| 8854 } | |
| 8855 | |
| 8856 /************************************************************/ | |
| 8857 | |
| 8858 ModExp::ModExp(Loc loc, Expression *e1, Expression *e2) | |
| 8859 : BinExp(loc, TOKmod, sizeof(ModExp), e1, e2) | |
| 8860 { | |
| 8861 } | |
| 8862 | |
| 8863 Expression *ModExp::semantic(Scope *sc) | |
| 8864 { Expression *e; | |
| 8865 | |
| 8866 if (type) | |
| 8867 return this; | |
| 8868 | |
| 8869 BinExp::semanticp(sc); | |
| 8870 e = op_overload(sc); | |
| 8871 if (e) | |
| 8872 return e; | |
| 8873 | |
| 8874 typeCombine(sc); | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8875 if (e1->op != TOKslice && e2->op != TOKslice) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8876 { e1->checkArithmetic(); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8877 e2->checkArithmetic(); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8878 } |
| 159 | 8879 if (type->isfloating()) |
| 8880 { type = e1->type; | |
| 8881 if (e2->type->iscomplex()) | |
| 8882 { error("cannot perform modulo complex arithmetic"); | |
| 8883 return new IntegerExp(0); | |
| 8884 } | |
| 8885 } | |
| 8886 return this; | |
| 8887 } | |
| 8888 | |
| 8889 /************************************************************/ | |
| 8890 | |
| 8891 ShlExp::ShlExp(Loc loc, Expression *e1, Expression *e2) | |
| 8892 : BinExp(loc, TOKshl, sizeof(ShlExp), e1, e2) | |
| 8893 { | |
| 8894 } | |
| 8895 | |
| 8896 Expression *ShlExp::semantic(Scope *sc) | |
| 8897 { Expression *e; | |
| 8898 | |
| 8899 //printf("ShlExp::semantic(), type = %p\n", type); | |
| 8900 if (!type) | |
| 8901 { BinExp::semanticp(sc); | |
| 8902 e = op_overload(sc); | |
| 8903 if (e) | |
| 8904 return e; | |
| 8905 e1 = e1->checkIntegral(); | |
| 8906 e2 = e2->checkIntegral(); | |
| 8907 e1 = e1->integralPromotions(sc); | |
| 8908 //e2 = e2->castTo(sc, Type::tshiftcnt); | |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
8909 e2 = e2->castTo(sc, e1->type); // LDC |
| 159 | 8910 type = e1->type; |
| 8911 } | |
| 8912 return this; | |
| 8913 } | |
| 8914 | |
| 8915 /************************************************************/ | |
| 8916 | |
| 8917 ShrExp::ShrExp(Loc loc, Expression *e1, Expression *e2) | |
| 8918 : BinExp(loc, TOKshr, sizeof(ShrExp), e1, e2) | |
| 8919 { | |
| 8920 } | |
| 8921 | |
| 8922 Expression *ShrExp::semantic(Scope *sc) | |
| 8923 { Expression *e; | |
| 8924 | |
| 8925 if (!type) | |
| 8926 { BinExp::semanticp(sc); | |
| 8927 e = op_overload(sc); | |
| 8928 if (e) | |
| 8929 return e; | |
| 8930 e1 = e1->checkIntegral(); | |
| 8931 e2 = e2->checkIntegral(); | |
| 8932 e1 = e1->integralPromotions(sc); | |
| 8933 //e2 = e2->castTo(sc, Type::tshiftcnt); | |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
8934 e2 = e2->castTo(sc, e1->type); // LDC |
| 159 | 8935 type = e1->type; |
| 8936 } | |
| 8937 return this; | |
| 8938 } | |
| 8939 | |
| 8940 /************************************************************/ | |
| 8941 | |
| 8942 UshrExp::UshrExp(Loc loc, Expression *e1, Expression *e2) | |
| 8943 : BinExp(loc, TOKushr, sizeof(UshrExp), e1, e2) | |
| 8944 { | |
| 8945 } | |
| 8946 | |
| 8947 Expression *UshrExp::semantic(Scope *sc) | |
| 8948 { Expression *e; | |
| 8949 | |
| 8950 if (!type) | |
| 8951 { BinExp::semanticp(sc); | |
| 8952 e = op_overload(sc); | |
| 8953 if (e) | |
| 8954 return e; | |
| 8955 e1 = e1->checkIntegral(); | |
| 8956 e2 = e2->checkIntegral(); | |
| 8957 e1 = e1->integralPromotions(sc); | |
| 8958 //e2 = e2->castTo(sc, Type::tshiftcnt); | |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
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parents:
639
diff
changeset
|
8959 e2 = e2->castTo(sc, e1->type); // LDC |
| 159 | 8960 type = e1->type; |
| 8961 } | |
| 8962 return this; | |
| 8963 } | |
| 8964 | |
| 8965 /************************************************************/ | |
| 8966 | |
| 8967 AndExp::AndExp(Loc loc, Expression *e1, Expression *e2) | |
| 8968 : BinExp(loc, TOKand, sizeof(AndExp), e1, e2) | |
| 8969 { | |
| 8970 } | |
| 8971 | |
| 8972 Expression *AndExp::semantic(Scope *sc) | |
| 8973 { Expression *e; | |
| 8974 | |
| 8975 if (!type) | |
| 8976 { BinExp::semanticp(sc); | |
| 8977 e = op_overload(sc); | |
| 8978 if (e) | |
| 8979 return e; | |
| 8980 if (e1->type->toBasetype()->ty == Tbool && | |
| 8981 e2->type->toBasetype()->ty == Tbool) | |
| 8982 { | |
| 8983 type = e1->type; | |
| 8984 e = this; | |
| 8985 } | |
| 8986 else | |
| 8987 { | |
| 8988 typeCombine(sc); | |
|
510
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Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8989 if (e1->op != TOKslice && e2->op != TOKslice) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8990 { e1->checkIntegral(); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8991 e2->checkIntegral(); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8992 } |
| 159 | 8993 } |
| 8994 } | |
| 8995 return this; | |
| 8996 } | |
| 8997 | |
| 8998 /************************************************************/ | |
| 8999 | |
| 9000 OrExp::OrExp(Loc loc, Expression *e1, Expression *e2) | |
| 9001 : BinExp(loc, TOKor, sizeof(OrExp), e1, e2) | |
| 9002 { | |
| 9003 } | |
| 9004 | |
| 9005 Expression *OrExp::semantic(Scope *sc) | |
| 9006 { Expression *e; | |
| 9007 | |
| 9008 if (!type) | |
| 9009 { BinExp::semanticp(sc); | |
| 9010 e = op_overload(sc); | |
| 9011 if (e) | |
| 9012 return e; | |
| 9013 if (e1->type->toBasetype()->ty == Tbool && | |
| 9014 e2->type->toBasetype()->ty == Tbool) | |
| 9015 { | |
| 9016 type = e1->type; | |
| 9017 e = this; | |
| 9018 } | |
| 9019 else | |
| 9020 { | |
| 9021 typeCombine(sc); | |
|
510
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Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9022 if (e1->op != TOKslice && e2->op != TOKslice) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9023 { e1->checkIntegral(); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9024 e2->checkIntegral(); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9025 } |
| 159 | 9026 } |
| 9027 } | |
| 9028 return this; | |
| 9029 } | |
| 9030 | |
| 9031 /************************************************************/ | |
| 9032 | |
| 9033 XorExp::XorExp(Loc loc, Expression *e1, Expression *e2) | |
| 9034 : BinExp(loc, TOKxor, sizeof(XorExp), e1, e2) | |
| 9035 { | |
| 9036 } | |
| 9037 | |
| 9038 Expression *XorExp::semantic(Scope *sc) | |
| 9039 { Expression *e; | |
| 9040 | |
| 9041 if (!type) | |
| 9042 { BinExp::semanticp(sc); | |
| 9043 e = op_overload(sc); | |
| 9044 if (e) | |
| 9045 return e; | |
| 9046 if (e1->type->toBasetype()->ty == Tbool && | |
| 9047 e2->type->toBasetype()->ty == Tbool) | |
| 9048 { | |
| 9049 type = e1->type; | |
| 9050 e = this; | |
| 9051 } | |
| 9052 else | |
| 9053 { | |
| 9054 typeCombine(sc); | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9055 if (e1->op != TOKslice && e2->op != TOKslice) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9056 { e1->checkIntegral(); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9057 e2->checkIntegral(); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9058 } |
| 159 | 9059 } |
| 9060 } | |
| 9061 return this; | |
| 9062 } | |
| 9063 | |
| 9064 | |
| 9065 /************************************************************/ | |
| 9066 | |
| 9067 OrOrExp::OrOrExp(Loc loc, Expression *e1, Expression *e2) | |
| 9068 : BinExp(loc, TOKoror, sizeof(OrOrExp), e1, e2) | |
| 9069 { | |
| 9070 } | |
| 9071 | |
| 9072 Expression *OrOrExp::semantic(Scope *sc) | |
| 9073 { | |
| 9074 unsigned cs1; | |
| 9075 | |
| 9076 // same as for AndAnd | |
| 9077 e1 = e1->semantic(sc); | |
| 9078 e1 = resolveProperties(sc, e1); | |
| 9079 e1 = e1->checkToPointer(); | |
| 9080 e1 = e1->checkToBoolean(); | |
| 9081 cs1 = sc->callSuper; | |
| 9082 | |
| 9083 if (sc->flags & SCOPEstaticif) | |
| 9084 { | |
| 9085 /* If in static if, don't evaluate e2 if we don't have to. | |
| 9086 */ | |
| 9087 e1 = e1->optimize(WANTflags); | |
| 9088 if (e1->isBool(TRUE)) | |
| 9089 { | |
| 9090 return new IntegerExp(loc, 1, Type::tboolean); | |
| 9091 } | |
| 9092 } | |
| 9093 | |
| 9094 e2 = e2->semantic(sc); | |
| 9095 sc->mergeCallSuper(loc, cs1); | |
| 9096 e2 = resolveProperties(sc, e2); | |
| 9097 e2 = e2->checkToPointer(); | |
| 9098 | |
| 9099 type = Type::tboolean; | |
|
779
ef7fe998f9b3
Fix return type of OrOr and AndAndExp being set incorrectly if rhs is void. Thanks wilsonk!
Christian Kamm <kamm incasoftware de>
parents:
723
diff
changeset
|
9100 if (e2->type->ty == Tvoid) |
| 159 | 9101 type = Type::tvoid; |
| 9102 if (e2->op == TOKtype || e2->op == TOKimport) | |
| 9103 error("%s is not an expression", e2->toChars()); | |
| 9104 return this; | |
| 9105 } | |
| 9106 | |
| 9107 Expression *OrOrExp::checkToBoolean() | |
| 9108 { | |
| 9109 e2 = e2->checkToBoolean(); | |
| 9110 return this; | |
| 9111 } | |
| 9112 | |
| 9113 int OrOrExp::isBit() | |
| 9114 { | |
| 9115 return TRUE; | |
| 9116 } | |
| 9117 | |
| 9118 int OrOrExp::checkSideEffect(int flag) | |
| 9119 { | |
| 9120 if (flag == 2) | |
| 9121 { | |
| 9122 return e1->checkSideEffect(2) || e2->checkSideEffect(2); | |
| 9123 } | |
| 9124 else | |
| 9125 { e1->checkSideEffect(1); | |
| 9126 return e2->checkSideEffect(flag); | |
| 9127 } | |
| 9128 } | |
| 9129 | |
| 9130 /************************************************************/ | |
| 9131 | |
| 9132 AndAndExp::AndAndExp(Loc loc, Expression *e1, Expression *e2) | |
| 9133 : BinExp(loc, TOKandand, sizeof(AndAndExp), e1, e2) | |
| 9134 { | |
| 9135 } | |
| 9136 | |
| 9137 Expression *AndAndExp::semantic(Scope *sc) | |
| 9138 { | |
| 9139 unsigned cs1; | |
| 9140 | |
| 9141 // same as for OrOr | |
| 9142 e1 = e1->semantic(sc); | |
| 9143 e1 = resolveProperties(sc, e1); | |
| 9144 e1 = e1->checkToPointer(); | |
| 9145 e1 = e1->checkToBoolean(); | |
| 9146 cs1 = sc->callSuper; | |
| 9147 | |
| 9148 if (sc->flags & SCOPEstaticif) | |
| 9149 { | |
| 9150 /* If in static if, don't evaluate e2 if we don't have to. | |
| 9151 */ | |
| 9152 e1 = e1->optimize(WANTflags); | |
| 9153 if (e1->isBool(FALSE)) | |
| 9154 { | |
| 9155 return new IntegerExp(loc, 0, Type::tboolean); | |
| 9156 } | |
| 9157 } | |
| 9158 | |
| 9159 e2 = e2->semantic(sc); | |
| 9160 sc->mergeCallSuper(loc, cs1); | |
| 9161 e2 = resolveProperties(sc, e2); | |
| 9162 e2 = e2->checkToPointer(); | |
| 9163 | |
| 9164 type = Type::tboolean; | |
|
779
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diff
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|
9165 if (e2->type->ty == Tvoid) |
| 159 | 9166 type = Type::tvoid; |
| 9167 if (e2->op == TOKtype || e2->op == TOKimport) | |
| 9168 error("%s is not an expression", e2->toChars()); | |
| 9169 return this; | |
| 9170 } | |
| 9171 | |
| 9172 Expression *AndAndExp::checkToBoolean() | |
| 9173 { | |
| 9174 e2 = e2->checkToBoolean(); | |
| 9175 return this; | |
| 9176 } | |
| 9177 | |
| 9178 int AndAndExp::isBit() | |
| 9179 { | |
| 9180 return TRUE; | |
| 9181 } | |
| 9182 | |
| 9183 int AndAndExp::checkSideEffect(int flag) | |
| 9184 { | |
| 9185 if (flag == 2) | |
| 9186 { | |
| 9187 return e1->checkSideEffect(2) || e2->checkSideEffect(2); | |
| 9188 } | |
| 9189 else | |
| 9190 { | |
| 9191 e1->checkSideEffect(1); | |
| 9192 return e2->checkSideEffect(flag); | |
| 9193 } | |
| 9194 } | |
| 9195 | |
| 9196 /************************************************************/ | |
| 9197 | |
| 9198 InExp::InExp(Loc loc, Expression *e1, Expression *e2) | |
| 9199 : BinExp(loc, TOKin, sizeof(InExp), e1, e2) | |
| 9200 { | |
| 9201 } | |
| 9202 | |
| 9203 Expression *InExp::semantic(Scope *sc) | |
| 9204 { Expression *e; | |
| 9205 | |
| 9206 if (type) | |
| 9207 return this; | |
| 9208 | |
| 9209 BinExp::semanticp(sc); | |
| 9210 e = op_overload(sc); | |
| 9211 if (e) | |
| 9212 return e; | |
| 9213 | |
| 9214 //type = Type::tboolean; | |
| 9215 Type *t2b = e2->type->toBasetype(); | |
| 9216 if (t2b->ty != Taarray) | |
| 9217 { | |
| 9218 error("rvalue of in expression must be an associative array, not %s", e2->type->toChars()); | |
| 9219 type = Type::terror; | |
| 9220 } | |
| 9221 else | |
| 9222 { | |
| 9223 TypeAArray *ta = (TypeAArray *)t2b; | |
| 9224 | |
| 9225 // Convert key to type of key | |
| 9226 e1 = e1->implicitCastTo(sc, ta->index); | |
| 9227 | |
| 9228 // Return type is pointer to value | |
|
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486
diff
changeset
|
9229 type = ta->nextOf()->pointerTo(); |
| 159 | 9230 } |
| 9231 return this; | |
| 9232 } | |
| 9233 | |
| 9234 int InExp::isBit() | |
| 9235 { | |
| 9236 return FALSE; | |
| 9237 } | |
| 9238 | |
| 9239 | |
| 9240 /************************************************************/ | |
| 9241 | |
| 9242 /* This deletes the key e1 from the associative array e2 | |
| 9243 */ | |
| 9244 | |
| 9245 RemoveExp::RemoveExp(Loc loc, Expression *e1, Expression *e2) | |
| 9246 : BinExp(loc, TOKremove, sizeof(RemoveExp), e1, e2) | |
| 9247 { | |
| 9248 type = Type::tvoid; | |
| 9249 } | |
| 9250 | |
| 9251 /************************************************************/ | |
| 9252 | |
| 9253 CmpExp::CmpExp(enum TOK op, Loc loc, Expression *e1, Expression *e2) | |
| 9254 : BinExp(loc, op, sizeof(CmpExp), e1, e2) | |
| 9255 { | |
| 9256 } | |
| 9257 | |
| 9258 Expression *CmpExp::semantic(Scope *sc) | |
| 9259 { Expression *e; | |
| 9260 Type *t1; | |
| 9261 Type *t2; | |
| 9262 | |
| 9263 #if LOGSEMANTIC | |
| 9264 printf("CmpExp::semantic('%s')\n", toChars()); | |
| 9265 #endif | |
| 9266 if (type) | |
| 9267 return this; | |
| 9268 | |
| 9269 BinExp::semanticp(sc); | |
| 9270 | |
| 9271 if (e1->type->toBasetype()->ty == Tclass && e2->op == TOKnull || | |
| 9272 e2->type->toBasetype()->ty == Tclass && e1->op == TOKnull) | |
| 9273 { | |
| 9274 error("do not use null when comparing class types"); | |
| 9275 } | |
| 9276 | |
| 9277 e = op_overload(sc); | |
| 9278 if (e) | |
| 9279 { | |
|
1367
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parents:
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diff
changeset
|
9280 if (!e->type->isscalar() && e->type->equals(e1->type)) |
|
8026319762be
Merged DMD 1.045 !!!
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parents:
1358
diff
changeset
|
9281 { |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9282 error("recursive opCmp expansion"); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9283 e = new ErrorExp(); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9284 } |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9285 else |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9286 { e = new CmpExp(op, loc, e, new IntegerExp(loc, 0, Type::tint32)); |
|
8026319762be
Merged DMD 1.045 !!!
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parents:
1358
diff
changeset
|
9287 e = e->semantic(sc); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9288 } |
| 159 | 9289 return e; |
| 9290 } | |
| 9291 | |
| 9292 typeCombine(sc); | |
| 9293 type = Type::tboolean; | |
| 9294 | |
| 9295 // Special handling for array comparisons | |
| 9296 t1 = e1->type->toBasetype(); | |
| 9297 t2 = e2->type->toBasetype(); | |
| 9298 if ((t1->ty == Tarray || t1->ty == Tsarray) && | |
| 9299 (t2->ty == Tarray || t2->ty == Tsarray)) | |
| 9300 { | |
| 9301 if (!t1->next->equals(t2->next)) | |
| 9302 error("array comparison type mismatch, %s vs %s", t1->next->toChars(), t2->next->toChars()); | |
| 9303 e = this; | |
| 9304 } | |
| 9305 else if (t1->ty == Tstruct || t2->ty == Tstruct || | |
| 9306 (t1->ty == Tclass && t2->ty == Tclass)) | |
| 9307 { | |
| 9308 if (t2->ty == Tstruct) | |
| 9309 error("need member function opCmp() for %s %s to compare", t2->toDsymbol(sc)->kind(), t2->toChars()); | |
| 9310 else | |
| 9311 error("need member function opCmp() for %s %s to compare", t1->toDsymbol(sc)->kind(), t1->toChars()); | |
| 9312 e = this; | |
| 9313 } | |
| 9314 #if 1 | |
| 9315 else if (t1->iscomplex() || t2->iscomplex()) | |
| 9316 { | |
| 9317 error("compare not defined for complex operands"); | |
| 9318 e = new IntegerExp(0); | |
| 9319 } | |
| 9320 #endif | |
| 9321 else | |
| 9322 e = this; | |
|
510
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Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9323 //printf("CmpExp: %s\n", e->toChars()); |
| 159 | 9324 return e; |
| 9325 } | |
| 9326 | |
| 9327 int CmpExp::isBit() | |
| 9328 { | |
| 9329 return TRUE; | |
| 9330 } | |
| 9331 | |
| 9332 | |
| 9333 /************************************************************/ | |
| 9334 | |
| 9335 EqualExp::EqualExp(enum TOK op, Loc loc, Expression *e1, Expression *e2) | |
| 9336 : BinExp(loc, op, sizeof(EqualExp), e1, e2) | |
| 9337 { | |
| 9338 assert(op == TOKequal || op == TOKnotequal); | |
| 9339 } | |
| 9340 | |
| 9341 Expression *EqualExp::semantic(Scope *sc) | |
| 9342 { Expression *e; | |
| 9343 Type *t1; | |
| 9344 Type *t2; | |
| 9345 | |
| 9346 //printf("EqualExp::semantic('%s')\n", toChars()); | |
| 9347 if (type) | |
| 9348 return this; | |
| 9349 | |
| 9350 BinExp::semanticp(sc); | |
| 9351 | |
| 9352 /* Before checking for operator overloading, check to see if we're | |
| 9353 * comparing the addresses of two statics. If so, we can just see | |
| 9354 * if they are the same symbol. | |
| 9355 */ | |
| 9356 if (e1->op == TOKaddress && e2->op == TOKaddress) | |
| 9357 { AddrExp *ae1 = (AddrExp *)e1; | |
| 9358 AddrExp *ae2 = (AddrExp *)e2; | |
| 9359 | |
| 9360 if (ae1->e1->op == TOKvar && ae2->e1->op == TOKvar) | |
| 9361 { VarExp *ve1 = (VarExp *)ae1->e1; | |
| 9362 VarExp *ve2 = (VarExp *)ae2->e1; | |
| 9363 | |
| 9364 if (ve1->var == ve2->var /*|| ve1->var->toSymbol() == ve2->var->toSymbol()*/) | |
| 9365 { | |
| 9366 // They are the same, result is 'true' for ==, 'false' for != | |
| 9367 e = new IntegerExp(loc, (op == TOKequal), Type::tboolean); | |
| 9368 return e; | |
| 9369 } | |
| 9370 } | |
| 9371 } | |
| 9372 | |
| 9373 if (e1->type->toBasetype()->ty == Tclass && e2->op == TOKnull || | |
| 9374 e2->type->toBasetype()->ty == Tclass && e1->op == TOKnull) | |
| 9375 { | |
| 9376 error("use '%s' instead of '%s' when comparing with null", | |
| 9377 Token::toChars(op == TOKequal ? TOKidentity : TOKnotidentity), | |
| 9378 Token::toChars(op)); | |
| 9379 } | |
| 9380 | |
| 9381 //if (e2->op != TOKnull) | |
| 9382 { | |
| 9383 e = op_overload(sc); | |
| 9384 if (e) | |
| 9385 { | |
| 9386 if (op == TOKnotequal) | |
| 9387 { | |
| 9388 e = new NotExp(e->loc, e); | |
| 9389 e = e->semantic(sc); | |
| 9390 } | |
| 9391 return e; | |
| 9392 } | |
| 9393 } | |
| 9394 | |
| 9395 e = typeCombine(sc); | |
| 9396 type = Type::tboolean; | |
| 9397 | |
| 9398 // Special handling for array comparisons | |
| 9399 t1 = e1->type->toBasetype(); | |
| 9400 t2 = e2->type->toBasetype(); | |
| 9401 if ((t1->ty == Tarray || t1->ty == Tsarray) && | |
| 9402 (t2->ty == Tarray || t2->ty == Tsarray)) | |
| 9403 { | |
| 9404 if (!t1->next->equals(t2->next)) | |
| 9405 error("array comparison type mismatch, %s vs %s", t1->next->toChars(), t2->next->toChars()); | |
| 9406 } | |
| 9407 else | |
| 9408 { | |
| 9409 if (e1->type != e2->type && e1->type->isfloating() && e2->type->isfloating()) | |
| 9410 { | |
| 9411 // Cast both to complex | |
| 9412 e1 = e1->castTo(sc, Type::tcomplex80); | |
| 9413 e2 = e2->castTo(sc, Type::tcomplex80); | |
| 9414 } | |
| 9415 } | |
| 9416 return e; | |
| 9417 } | |
| 9418 | |
| 9419 int EqualExp::isBit() | |
| 9420 { | |
| 9421 return TRUE; | |
| 9422 } | |
| 9423 | |
| 9424 | |
| 9425 | |
| 9426 /************************************************************/ | |
| 9427 | |
| 9428 IdentityExp::IdentityExp(enum TOK op, Loc loc, Expression *e1, Expression *e2) | |
| 9429 : BinExp(loc, op, sizeof(IdentityExp), e1, e2) | |
| 9430 { | |
| 9431 } | |
| 9432 | |
| 9433 Expression *IdentityExp::semantic(Scope *sc) | |
| 9434 { | |
| 9435 if (type) | |
| 9436 return this; | |
| 9437 | |
| 9438 BinExp::semanticp(sc); | |
| 9439 type = Type::tboolean; | |
| 9440 typeCombine(sc); | |
| 9441 if (e1->type != e2->type && e1->type->isfloating() && e2->type->isfloating()) | |
| 9442 { | |
| 9443 // Cast both to complex | |
| 9444 e1 = e1->castTo(sc, Type::tcomplex80); | |
| 9445 e2 = e2->castTo(sc, Type::tcomplex80); | |
| 9446 } | |
| 9447 return this; | |
| 9448 } | |
| 9449 | |
| 9450 int IdentityExp::isBit() | |
| 9451 { | |
| 9452 return TRUE; | |
| 9453 } | |
| 9454 | |
| 9455 | |
| 9456 /****************************************************************/ | |
| 9457 | |
| 9458 CondExp::CondExp(Loc loc, Expression *econd, Expression *e1, Expression *e2) | |
| 9459 : BinExp(loc, TOKquestion, sizeof(CondExp), e1, e2) | |
| 9460 { | |
| 9461 this->econd = econd; | |
| 9462 } | |
| 9463 | |
| 9464 Expression *CondExp::syntaxCopy() | |
| 9465 { | |
| 9466 return new CondExp(loc, econd->syntaxCopy(), e1->syntaxCopy(), e2->syntaxCopy()); | |
| 9467 } | |
| 9468 | |
| 9469 | |
| 9470 Expression *CondExp::semantic(Scope *sc) | |
| 9471 { Type *t1; | |
| 9472 Type *t2; | |
| 9473 unsigned cs0; | |
| 9474 unsigned cs1; | |
| 9475 | |
| 9476 #if LOGSEMANTIC | |
| 9477 printf("CondExp::semantic('%s')\n", toChars()); | |
| 9478 #endif | |
| 9479 if (type) | |
| 9480 return this; | |
| 9481 | |
| 9482 econd = econd->semantic(sc); | |
| 9483 econd = resolveProperties(sc, econd); | |
| 9484 econd = econd->checkToPointer(); | |
| 9485 econd = econd->checkToBoolean(); | |
| 9486 | |
| 9487 #if 0 /* this cannot work right because the types of e1 and e2 | |
| 9488 * both contribute to the type of the result. | |
| 9489 */ | |
| 9490 if (sc->flags & SCOPEstaticif) | |
| 9491 { | |
| 9492 /* If in static if, don't evaluate what we don't have to. | |
| 9493 */ | |
| 9494 econd = econd->optimize(WANTflags); | |
| 9495 if (econd->isBool(TRUE)) | |
| 9496 { | |
| 9497 e1 = e1->semantic(sc); | |
| 9498 e1 = resolveProperties(sc, e1); | |
| 9499 return e1; | |
| 9500 } | |
| 9501 else if (econd->isBool(FALSE)) | |
| 9502 { | |
| 9503 e2 = e2->semantic(sc); | |
| 9504 e2 = resolveProperties(sc, e2); | |
| 9505 return e2; | |
| 9506 } | |
| 9507 } | |
| 9508 #endif | |
| 9509 | |
| 9510 | |
| 9511 cs0 = sc->callSuper; | |
| 9512 e1 = e1->semantic(sc); | |
| 9513 e1 = resolveProperties(sc, e1); | |
| 9514 cs1 = sc->callSuper; | |
| 9515 sc->callSuper = cs0; | |
| 9516 e2 = e2->semantic(sc); | |
| 9517 e2 = resolveProperties(sc, e2); | |
| 9518 sc->mergeCallSuper(loc, cs1); | |
| 9519 | |
| 9520 | |
| 9521 // If either operand is void, the result is void | |
| 9522 t1 = e1->type; | |
| 9523 t2 = e2->type; | |
| 9524 if (t1->ty == Tvoid || t2->ty == Tvoid) | |
| 9525 type = Type::tvoid; | |
| 9526 else if (t1 == t2) | |
| 9527 type = t1; | |
| 9528 else | |
| 9529 { | |
| 9530 typeCombine(sc); | |
| 9531 switch (e1->type->toBasetype()->ty) | |
| 9532 { | |
| 9533 case Tcomplex32: | |
| 9534 case Tcomplex64: | |
| 9535 case Tcomplex80: | |
| 9536 e2 = e2->castTo(sc, e1->type); | |
| 9537 break; | |
| 9538 } | |
| 9539 switch (e2->type->toBasetype()->ty) | |
| 9540 { | |
| 9541 case Tcomplex32: | |
| 9542 case Tcomplex64: | |
| 9543 case Tcomplex80: | |
| 9544 e1 = e1->castTo(sc, e2->type); | |
| 9545 break; | |
| 9546 } | |
| 9547 } | |
|
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parents:
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diff
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|
9548 #if 0 |
|
330f999ade44
Merged DMD 1.038
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parents:
846
diff
changeset
|
9549 printf("res: %s\n", type->toChars()); |
|
330f999ade44
Merged DMD 1.038
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parents:
846
diff
changeset
|
9550 printf("e1 : %s\n", e1->type->toChars()); |
|
330f999ade44
Merged DMD 1.038
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parents:
846
diff
changeset
|
9551 printf("e2 : %s\n", e2->type->toChars()); |
|
330f999ade44
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parents:
846
diff
changeset
|
9552 #endif |
| 159 | 9553 return this; |
| 9554 } | |
| 9555 | |
|
875
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parents:
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diff
changeset
|
9556 #if DMDV2 |
|
330f999ade44
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parents:
846
diff
changeset
|
9557 int CondExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
9558 { |
|
330f999ade44
Merged DMD 1.038
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parents:
846
diff
changeset
|
9559 return e1->isLvalue() && e2->isLvalue(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
9560 } |
|
330f999ade44
Merged DMD 1.038
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parents:
846
diff
changeset
|
9561 #endif |
|
330f999ade44
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parents:
846
diff
changeset
|
9562 |
| 159 | 9563 Expression *CondExp::toLvalue(Scope *sc, Expression *ex) |
| 9564 { | |
| 9565 PtrExp *e; | |
| 9566 | |
| 9567 // convert (econd ? e1 : e2) to *(econd ? &e1 : &e2) | |
| 9568 e = new PtrExp(loc, this, type); | |
| 9569 | |
| 9570 e1 = e1->addressOf(sc); | |
| 9571 //e1 = e1->toLvalue(sc, NULL); | |
| 9572 | |
| 9573 e2 = e2->addressOf(sc); | |
| 9574 //e2 = e2->toLvalue(sc, NULL); | |
| 9575 | |
| 9576 typeCombine(sc); | |
| 9577 | |
| 9578 type = e2->type; | |
| 9579 return e; | |
| 9580 } | |
| 9581 | |
| 9582 Expression *CondExp::modifiableLvalue(Scope *sc, Expression *e) | |
| 9583 { | |
| 9584 error("conditional expression %s is not a modifiable lvalue", toChars()); | |
| 9585 return this; | |
| 9586 } | |
| 9587 | |
| 9588 void CondExp::checkEscape() | |
| 9589 { | |
| 9590 e1->checkEscape(); | |
| 9591 e2->checkEscape(); | |
| 9592 } | |
| 9593 | |
| 9594 | |
| 9595 Expression *CondExp::checkToBoolean() | |
| 9596 { | |
| 9597 e1 = e1->checkToBoolean(); | |
| 9598 e2 = e2->checkToBoolean(); | |
| 9599 return this; | |
| 9600 } | |
| 9601 | |
| 9602 int CondExp::checkSideEffect(int flag) | |
| 9603 { | |
| 9604 if (flag == 2) | |
| 9605 { | |
| 9606 return econd->checkSideEffect(2) || | |
| 9607 e1->checkSideEffect(2) || | |
| 9608 e2->checkSideEffect(2); | |
| 9609 } | |
| 9610 else | |
| 9611 { | |
| 9612 econd->checkSideEffect(1); | |
| 9613 e1->checkSideEffect(flag); | |
| 9614 return e2->checkSideEffect(flag); | |
| 9615 } | |
| 9616 } | |
| 9617 | |
|
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parents:
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diff
changeset
|
9618 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
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parents:
846
diff
changeset
|
9619 int CondExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
9620 { |
|
330f999ade44
Merged DMD 1.038
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parents:
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diff
changeset
|
9621 return econd->canThrow() || e1->canThrow() || e2->canThrow(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
9622 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
9623 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
9624 |
| 159 | 9625 void CondExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 9626 { | |
| 9627 expToCBuffer(buf, hgs, econd, PREC_oror); | |
| 9628 buf->writestring(" ? "); | |
| 9629 expToCBuffer(buf, hgs, e1, PREC_expr); | |
| 9630 buf->writestring(" : "); | |
| 9631 expToCBuffer(buf, hgs, e2, PREC_cond); | |
| 9632 } | |
| 9633 | |
|
599
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9634 /************************************************************/ |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9635 |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9636 #if IN_LLVM |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9637 |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
9638 // Strictly LDC specific stuff |
|
599
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9639 |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9640 GEPExp::GEPExp(Loc loc, Expression* e, Identifier* id, unsigned idx) |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9641 : UnaExp(loc, TOKgep, sizeof(GEPExp), e) |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9642 { |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9643 index = idx; |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9644 ident = id; |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9645 } |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9646 |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9647 void GEPExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9648 { |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9649 expToCBuffer(buf, hgs, e1, PREC_primary); |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9650 buf->writeByte('.'); |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9651 buf->writestring(ident->toChars()); |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9652 } |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9653 |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9654 Expression* GEPExp::toLvalue(Scope* sc, Expression* e) |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9655 { |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9656 // GEP's are always lvalues, at least in the "LLVM sense" ... |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9657 return this; |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9658 } |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9659 |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
9660 #endif |