Mercurial > projects > ldc
annotate dmd/mtype.c @ 157:5c17f81fc1c1 trunk
[svn r173] moved IR state previously stored in Type into IrType and a Type->IrType map; fixes #7
| author | ChristianK |
|---|---|
| date | Thu, 01 May 2008 13:32:08 +0200 |
| parents | 0ab29b838084 |
| children | 5acec6b2eef8 |
| rev | line source |
|---|---|
| 1 | 1 |
| 2 // Compiler implementation of the D programming language | |
| 3 // Copyright (c) 1999-2007 by Digital Mars | |
| 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 #define __USE_ISOC99 1 // so signbit() gets defined | |
| 12 #include <math.h> | |
| 13 | |
| 14 #include <stdio.h> | |
| 15 #include <assert.h> | |
| 16 #include <float.h> | |
| 17 | |
| 18 #ifdef __DMC__ | |
| 19 #include <fp.h> | |
| 20 #endif | |
| 21 | |
| 22 #if _MSC_VER | |
| 23 #include <malloc.h> | |
| 24 #include <complex> | |
| 25 #include <limits> | |
| 26 #elif __DMC__ | |
| 27 #include <complex.h> | |
| 28 #else | |
| 29 //#define signbit 56 | |
| 30 #endif | |
| 31 | |
| 32 #if __APPLE__ | |
| 33 #include <math.h> | |
| 34 static double zero = 0; | |
| 35 #elif __GNUC__ | |
| 36 #include <math.h> | |
| 37 #include <bits/nan.h> | |
| 38 #include <bits/mathdef.h> | |
| 39 static double zero = 0; | |
| 40 #endif | |
| 41 | |
| 42 #include "mem.h" | |
| 43 | |
| 44 #include "dsymbol.h" | |
| 45 #include "mtype.h" | |
| 46 #include "scope.h" | |
| 47 #include "init.h" | |
| 48 #include "expression.h" | |
| 49 #include "attrib.h" | |
| 50 #include "declaration.h" | |
| 51 #include "template.h" | |
| 52 #include "id.h" | |
| 53 #include "enum.h" | |
| 54 #include "import.h" | |
| 55 #include "aggregate.h" | |
| 56 #include "hdrgen.h" | |
| 57 | |
| 58 FuncDeclaration *hasThis(Scope *sc); | |
| 59 | |
| 60 | |
| 61 #define LOGDOTEXP 0 // log ::dotExp() | |
| 62 #define LOGDEFAULTINIT 0 // log ::defaultInit() | |
| 63 | |
| 64 // Allow implicit conversion of T[] to T* | |
| 65 #define IMPLICIT_ARRAY_TO_PTR global.params.useDeprecated | |
| 66 | |
| 67 /* These have default values for 32 bit code, they get | |
| 68 * adjusted for 64 bit code. | |
| 69 */ | |
| 70 | |
| 71 int PTRSIZE = 4; | |
| 72 #if IN_LLVM | |
| 73 int REALSIZE = 8; | |
| 74 int REALPAD = 0; | |
| 75 #elif TARGET_LINUX | |
| 76 int REALSIZE = 12; | |
| 77 int REALPAD = 2; | |
| 78 #else | |
| 79 int REALSIZE = 10; | |
| 80 int REALPAD = 0; | |
| 81 #endif | |
| 82 int Tsize_t = Tuns32; | |
| 83 int Tptrdiff_t = Tint32; | |
| 84 | |
| 85 /***************************** Type *****************************/ | |
| 86 | |
| 87 ClassDeclaration *Type::typeinfo; | |
| 88 ClassDeclaration *Type::typeinfoclass; | |
| 89 ClassDeclaration *Type::typeinfointerface; | |
| 90 ClassDeclaration *Type::typeinfostruct; | |
| 91 ClassDeclaration *Type::typeinfotypedef; | |
| 92 ClassDeclaration *Type::typeinfopointer; | |
| 93 ClassDeclaration *Type::typeinfoarray; | |
| 94 ClassDeclaration *Type::typeinfostaticarray; | |
| 95 ClassDeclaration *Type::typeinfoassociativearray; | |
| 96 ClassDeclaration *Type::typeinfoenum; | |
| 97 ClassDeclaration *Type::typeinfofunction; | |
| 98 ClassDeclaration *Type::typeinfodelegate; | |
| 99 ClassDeclaration *Type::typeinfotypelist; | |
| 100 | |
| 101 Type *Type::tvoidptr; | |
| 102 Type *Type::basic[TMAX]; | |
| 103 unsigned char Type::mangleChar[TMAX]; | |
| 104 StringTable Type::stringtable; | |
| 105 | |
| 106 | |
| 107 Type::Type(TY ty, Type *next) | |
| 108 { | |
| 109 this->ty = ty; | |
| 110 this->next = next; | |
| 111 this->deco = NULL; | |
| 112 this->pto = NULL; | |
| 113 this->rto = NULL; | |
| 114 this->arrayof = NULL; | |
| 115 this->vtinfo = NULL; | |
| 116 this->ctype = NULL; | |
| 117 } | |
| 118 | |
| 119 Type *Type::syntaxCopy() | |
| 120 { | |
| 121 print(); | |
| 122 fprintf(stdmsg, "ty = %d\n", ty); | |
| 123 assert(0); | |
| 124 return this; | |
| 125 } | |
| 126 | |
| 127 int Type::equals(Object *o) | |
| 128 { Type *t; | |
| 129 | |
| 130 t = (Type *)o; | |
| 131 //printf("Type::equals(%s, %s)\n", toChars(), t->toChars()); | |
| 132 if (this == o || | |
| 133 (t && deco == t->deco) && // deco strings are unique | |
| 134 deco != NULL) // and semantic() has been run | |
| 135 { | |
| 136 //printf("deco = '%s', t->deco = '%s'\n", deco, t->deco); | |
| 137 return 1; | |
| 138 } | |
| 139 //if (deco && t && t->deco) printf("deco = '%s', t->deco = '%s'\n", deco, t->deco); | |
| 140 return 0; | |
| 141 } | |
| 142 | |
| 143 char Type::needThisPrefix() | |
| 144 { | |
| 145 return 'M'; // name mangling prefix for functions needing 'this' | |
| 146 } | |
| 147 | |
| 148 void Type::init() | |
| 149 { int i; | |
| 150 int j; | |
| 151 | |
| 152 Lexer::initKeywords(); | |
| 153 | |
| 154 mangleChar[Tarray] = 'A'; | |
| 155 mangleChar[Tsarray] = 'G'; | |
| 156 mangleChar[Taarray] = 'H'; | |
| 157 mangleChar[Tpointer] = 'P'; | |
| 158 mangleChar[Treference] = 'R'; | |
| 159 mangleChar[Tfunction] = 'F'; | |
| 160 mangleChar[Tident] = 'I'; | |
| 161 mangleChar[Tclass] = 'C'; | |
| 162 mangleChar[Tstruct] = 'S'; | |
| 163 mangleChar[Tenum] = 'E'; | |
| 164 mangleChar[Ttypedef] = 'T'; | |
| 165 mangleChar[Tdelegate] = 'D'; | |
| 166 | |
| 167 mangleChar[Tnone] = 'n'; | |
| 168 mangleChar[Tvoid] = 'v'; | |
| 169 mangleChar[Tint8] = 'g'; | |
| 170 mangleChar[Tuns8] = 'h'; | |
| 171 mangleChar[Tint16] = 's'; | |
| 172 mangleChar[Tuns16] = 't'; | |
| 173 mangleChar[Tint32] = 'i'; | |
| 174 mangleChar[Tuns32] = 'k'; | |
| 175 mangleChar[Tint64] = 'l'; | |
| 176 mangleChar[Tuns64] = 'm'; | |
| 177 mangleChar[Tfloat32] = 'f'; | |
| 178 mangleChar[Tfloat64] = 'd'; | |
| 179 mangleChar[Tfloat80] = 'e'; | |
| 180 | |
| 181 mangleChar[Timaginary32] = 'o'; | |
| 182 mangleChar[Timaginary64] = 'p'; | |
| 183 mangleChar[Timaginary80] = 'j'; | |
| 184 mangleChar[Tcomplex32] = 'q'; | |
| 185 mangleChar[Tcomplex64] = 'r'; | |
| 186 mangleChar[Tcomplex80] = 'c'; | |
| 187 | |
| 188 mangleChar[Tbool] = 'b'; | |
| 189 mangleChar[Tascii] = 'a'; | |
| 190 mangleChar[Twchar] = 'u'; | |
| 191 mangleChar[Tdchar] = 'w'; | |
| 192 | |
| 193 mangleChar[Tbit] = '@'; | |
| 194 mangleChar[Tinstance] = '@'; | |
| 195 mangleChar[Terror] = '@'; | |
| 196 mangleChar[Ttypeof] = '@'; | |
| 197 mangleChar[Ttuple] = 'B'; | |
| 198 mangleChar[Tslice] = '@'; | |
| 199 | |
| 200 for (i = 0; i < TMAX; i++) | |
| 201 { if (!mangleChar[i]) | |
| 202 fprintf(stdmsg, "ty = %d\n", i); | |
| 203 assert(mangleChar[i]); | |
| 204 } | |
| 205 | |
| 206 // Set basic types | |
| 207 static TY basetab[] = | |
| 208 { Tvoid, Tint8, Tuns8, Tint16, Tuns16, Tint32, Tuns32, Tint64, Tuns64, | |
| 209 Tfloat32, Tfloat64, Tfloat80, | |
| 210 Timaginary32, Timaginary64, Timaginary80, | |
| 211 Tcomplex32, Tcomplex64, Tcomplex80, | |
| 212 Tbit, Tbool, | |
| 213 Tascii, Twchar, Tdchar }; | |
| 214 | |
| 215 for (i = 0; i < sizeof(basetab) / sizeof(basetab[0]); i++) | |
| 216 basic[basetab[i]] = new TypeBasic(basetab[i]); | |
| 217 basic[Terror] = basic[Tint32]; | |
| 218 | |
| 219 tvoidptr = tvoid->pointerTo(); | |
| 220 | |
| 221 if (global.params.is64bit) | |
| 222 { | |
| 223 PTRSIZE = 8; | |
| 224 #if !IN_LLVM | |
| 225 if (global.params.isLinux) | |
| 226 REALSIZE = 10; | |
| 227 else | |
| 228 REALSIZE = 8; | |
| 229 #else | |
| 230 REALSIZE = 8; | |
| 231 REALPAD = 0; | |
| 232 #endif | |
| 233 Tsize_t = Tuns64; | |
| 234 Tptrdiff_t = Tint64; | |
| 235 } | |
| 236 else | |
| 237 { | |
| 238 PTRSIZE = 4; | |
| 239 #if IN_LLVM | |
| 240 REALSIZE = 8; | |
| 241 REALPAD = 0; | |
| 242 #elif TARGET_LINUX | |
| 243 REALSIZE = 12; | |
| 244 REALPAD = 2; | |
| 245 #else | |
| 246 REALSIZE = 10; | |
| 247 REALPAD = 0; | |
| 248 #endif | |
| 249 Tsize_t = Tuns32; | |
| 250 Tptrdiff_t = Tint32; | |
| 251 } | |
| 252 } | |
| 253 | |
| 254 d_uns64 Type::size() | |
| 255 { | |
| 256 return size(0); | |
| 257 } | |
| 258 | |
| 259 d_uns64 Type::size(Loc loc) | |
| 260 { | |
| 261 error(loc, "no size for type %s", toChars()); | |
| 262 return 1; | |
| 263 } | |
| 264 | |
| 265 unsigned Type::alignsize() | |
| 266 { | |
| 267 return size(0); | |
| 268 } | |
| 269 | |
| 270 Type *Type::semantic(Loc loc, Scope *sc) | |
| 271 { | |
| 272 if (next) | |
| 273 next = next->semantic(loc,sc); | |
| 274 return merge(); | |
| 275 } | |
| 276 | |
| 277 Type *Type::pointerTo() | |
| 278 { | |
| 279 if (!pto) | |
| 280 { Type *t; | |
| 281 | |
| 282 t = new TypePointer(this); | |
| 283 pto = t->merge(); | |
| 284 } | |
| 285 return pto; | |
| 286 } | |
| 287 | |
| 288 Type *Type::referenceTo() | |
| 289 { | |
| 290 if (!rto) | |
| 291 { Type *t; | |
| 292 | |
| 293 t = new TypeReference(this); | |
| 294 rto = t->merge(); | |
| 295 } | |
| 296 return rto; | |
| 297 } | |
| 298 | |
| 299 Type *Type::arrayOf() | |
| 300 { | |
| 301 if (!arrayof) | |
| 302 { Type *t; | |
| 303 | |
| 304 t = new TypeDArray(this); | |
| 305 arrayof = t->merge(); | |
| 306 } | |
| 307 return arrayof; | |
| 308 } | |
| 309 | |
| 310 Dsymbol *Type::toDsymbol(Scope *sc) | |
| 311 { | |
| 312 return NULL; | |
| 313 } | |
| 314 | |
| 315 /******************************* | |
| 316 * If this is a shell around another type, | |
| 317 * get that other type. | |
| 318 */ | |
| 319 | |
| 320 Type *Type::toBasetype() | |
| 321 { | |
| 322 return this; | |
| 323 } | |
| 324 | |
| 325 /******************************** | |
| 326 * Name mangling. | |
| 327 */ | |
| 328 | |
| 329 void Type::toDecoBuffer(OutBuffer *buf) | |
| 330 { | |
| 331 buf->writeByte(mangleChar[ty]); | |
| 332 if (next) | |
| 333 { | |
| 334 assert(next != this); | |
| 335 //printf("this = %p, ty = %d, next = %p, ty = %d\n", this, this->ty, next, next->ty); | |
| 336 next->toDecoBuffer(buf); | |
| 337 } | |
| 338 } | |
| 339 | |
| 340 /******************************** | |
| 341 * Name mangling. | |
| 342 */ | |
| 343 | |
| 344 void Type::toTypeInfoBuffer(OutBuffer *buf) | |
| 345 { | |
| 346 assert(0); | |
| 347 buf->writeByte(mangleChar[ty]); | |
| 348 } | |
| 349 | |
| 350 /******************************** | |
| 351 * For pretty-printing a type. | |
| 352 */ | |
| 353 | |
| 354 char *Type::toChars() | |
| 355 { OutBuffer *buf; | |
| 356 HdrGenState hgs; | |
| 357 | |
| 358 buf = new OutBuffer(); | |
| 359 toCBuffer2(buf, NULL, &hgs); | |
| 360 return buf->toChars(); | |
| 361 } | |
| 362 | |
| 363 void Type::toCBuffer(OutBuffer *buf, Identifier *ident, HdrGenState *hgs) | |
| 364 { | |
| 365 OutBuffer tbuf; | |
| 366 | |
| 367 toCBuffer2(&tbuf, ident, hgs); | |
| 368 buf->write(&tbuf); | |
| 369 } | |
| 370 | |
| 371 void Type::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs) | |
| 372 { | |
| 373 buf->prependstring(toChars()); | |
| 374 if (ident) | |
| 375 { buf->writeByte(' '); | |
| 376 buf->writestring(ident->toChars()); | |
| 377 } | |
| 378 } | |
| 379 | |
| 380 /************************************ | |
| 381 */ | |
| 382 | |
| 383 Type *Type::merge() | |
| 384 { Type *t; | |
| 385 | |
| 386 //printf("merge(%s)\n", toChars()); | |
| 387 t = this; | |
| 388 assert(t); | |
| 389 if (!deco) | |
| 390 { | |
| 391 OutBuffer buf; | |
| 392 StringValue *sv; | |
| 393 | |
| 394 if (next) | |
| 395 next = next->merge(); | |
| 396 toDecoBuffer(&buf); | |
| 397 sv = stringtable.update((char *)buf.data, buf.offset); | |
| 398 if (sv->ptrvalue) | |
| 399 { t = (Type *) sv->ptrvalue; | |
| 400 assert(t->deco); | |
| 401 //printf("old value, deco = '%s' %p\n", t->deco, t->deco); | |
| 402 } | |
| 403 else | |
| 404 { | |
| 405 sv->ptrvalue = this; | |
| 406 deco = sv->lstring.string; | |
| 407 //printf("new value, deco = '%s' %p\n", t->deco, t->deco); | |
| 408 } | |
| 409 } | |
| 410 return t; | |
| 411 } | |
| 412 | |
| 413 int Type::isbit() | |
| 414 { | |
| 415 return FALSE; | |
| 416 } | |
| 417 | |
| 418 int Type::isintegral() | |
| 419 { | |
| 420 return FALSE; | |
| 421 } | |
| 422 | |
| 423 int Type::isfloating() | |
| 424 { | |
| 425 return FALSE; | |
| 426 } | |
| 427 | |
| 428 int Type::isreal() | |
| 429 { | |
| 430 return FALSE; | |
| 431 } | |
| 432 | |
| 433 int Type::isimaginary() | |
| 434 { | |
| 435 return FALSE; | |
| 436 } | |
| 437 | |
| 438 int Type::iscomplex() | |
| 439 { | |
| 440 return FALSE; | |
| 441 } | |
| 442 | |
| 443 int Type::isscalar() | |
| 444 { | |
| 445 return FALSE; | |
| 446 } | |
| 447 | |
| 448 int Type::isunsigned() | |
| 449 { | |
| 450 return FALSE; | |
| 451 } | |
| 452 | |
| 453 ClassDeclaration *Type::isClassHandle() | |
| 454 { | |
| 455 return NULL; | |
| 456 } | |
| 457 | |
| 458 int Type::isauto() | |
| 459 { | |
| 460 return FALSE; | |
| 461 } | |
| 462 | |
| 463 int Type::isString() | |
| 464 { | |
| 465 return FALSE; | |
| 466 } | |
| 467 | |
| 468 int Type::checkBoolean() | |
| 469 { | |
| 470 return isscalar(); | |
| 471 } | |
| 472 | |
| 473 /********************************* | |
| 474 * Check type to see if it is based on a deprecated symbol. | |
| 475 */ | |
| 476 | |
| 477 void Type::checkDeprecated(Loc loc, Scope *sc) | |
| 478 { | |
| 479 Type *t; | |
| 480 Dsymbol *s; | |
| 481 | |
| 482 for (t = this; t; t = t->next) | |
| 483 { | |
| 484 s = t->toDsymbol(sc); | |
| 485 if (s) | |
| 486 s->checkDeprecated(loc, sc); | |
| 487 } | |
| 488 } | |
| 489 | |
| 490 | |
| 92 | 491 Expression *Type::defaultInit(Loc loc) |
| 1 | 492 { |
| 493 #if LOGDEFAULTINIT | |
| 494 printf("Type::defaultInit() '%s'\n", toChars()); | |
| 495 #endif | |
| 496 return NULL; | |
| 497 } | |
| 498 | |
| 499 int Type::isZeroInit() | |
| 500 { | |
| 501 return 0; // assume not | |
| 502 } | |
| 503 | |
| 504 int Type::isBaseOf(Type *t, int *poffset) | |
| 505 { | |
| 506 return 0; // assume not | |
| 507 } | |
| 508 | |
| 509 /******************************** | |
| 510 * Determine if 'this' can be implicitly converted | |
| 511 * to type 'to'. | |
| 512 * Returns: | |
| 513 * 0 can't convert | |
| 514 * 1 can convert using implicit conversions | |
| 515 * 2 this and to are the same type | |
| 516 */ | |
| 517 | |
| 518 MATCH Type::implicitConvTo(Type *to) | |
| 519 { | |
| 520 //printf("Type::implicitConvTo(this=%p, to=%p)\n", this, to); | |
| 521 //printf("\tthis->next=%p, to->next=%p\n", this->next, to->next); | |
| 522 if (this == to) | |
| 523 return MATCHexact; | |
| 524 // if (to->ty == Tvoid) | |
| 525 // return 1; | |
| 526 return MATCHnomatch; | |
| 527 } | |
| 528 | |
| 529 Expression *Type::getProperty(Loc loc, Identifier *ident) | |
| 530 { Expression *e; | |
| 531 | |
| 532 #if LOGDOTEXP | |
| 533 printf("Type::getProperty(type = '%s', ident = '%s')\n", toChars(), ident->toChars()); | |
| 534 #endif | |
| 535 if (ident == Id::__sizeof) | |
| 536 { | |
| 537 e = new IntegerExp(loc, size(loc), Type::tsize_t); | |
| 538 } | |
| 539 else if (ident == Id::size) | |
| 540 { | |
| 541 error(loc, ".size property should be replaced with .sizeof"); | |
| 542 e = new IntegerExp(loc, size(loc), Type::tsize_t); | |
| 543 } | |
| 544 else if (ident == Id::alignof) | |
| 545 { | |
| 546 e = new IntegerExp(loc, alignsize(), Type::tsize_t); | |
| 547 } | |
| 548 else if (ident == Id::typeinfo) | |
| 549 { | |
| 550 if (!global.params.useDeprecated) | |
| 551 error(loc, ".typeinfo deprecated, use typeid(type)"); | |
| 552 e = getTypeInfo(NULL); | |
| 553 } | |
| 554 else if (ident == Id::init) | |
| 555 { | |
|
35
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
556 if (ty == Tvoid) |
|
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
557 error(loc, "void does not have an initializer"); |
| 92 | 558 e = defaultInit(loc); |
| 1 | 559 } |
| 560 else if (ident == Id::mangleof) | |
| 561 { | |
| 562 assert(deco); | |
| 563 e = new StringExp(loc, deco, strlen(deco), 'c'); | |
| 564 Scope sc; | |
| 565 e = e->semantic(&sc); | |
| 566 } | |
| 567 else if (ident == Id::stringof) | |
| 568 { char *s = toChars(); | |
| 569 e = new StringExp(loc, s, strlen(s), 'c'); | |
| 570 Scope sc; | |
| 571 e = e->semantic(&sc); | |
| 572 } | |
| 573 else | |
| 574 { | |
| 575 error(loc, "no property '%s' for type '%s'", ident->toChars(), toChars()); | |
| 576 e = new IntegerExp(loc, 1, Type::tint32); | |
| 577 } | |
| 578 return e; | |
| 579 } | |
| 580 | |
| 581 Expression *Type::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 582 { VarDeclaration *v = NULL; | |
| 583 | |
| 584 #if LOGDOTEXP | |
| 585 printf("Type::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars()); | |
| 586 #endif | |
| 587 if (e->op == TOKdotvar) | |
| 588 { | |
| 589 DotVarExp *dv = (DotVarExp *)e; | |
| 590 v = dv->var->isVarDeclaration(); | |
| 591 } | |
| 592 else if (e->op == TOKvar) | |
| 593 { | |
| 594 VarExp *ve = (VarExp *)e; | |
| 595 v = ve->var->isVarDeclaration(); | |
| 596 } | |
| 597 if (v) | |
| 598 { | |
| 599 if (ident == Id::offset) | |
| 600 { | |
| 601 if (!global.params.useDeprecated) | |
| 602 error(e->loc, ".offset deprecated, use .offsetof"); | |
| 603 goto Loffset; | |
| 604 } | |
| 605 else if (ident == Id::offsetof) | |
| 606 { | |
| 607 Loffset: | |
| 608 if (v->storage_class & STCfield) | |
| 609 { | |
| 610 e = new IntegerExp(e->loc, v->offset, Type::tsize_t); | |
| 611 return e; | |
| 612 } | |
| 613 } | |
| 614 else if (ident == Id::init) | |
| 615 { | |
| 616 #if 0 | |
| 617 if (v->init) | |
| 618 { | |
| 619 if (v->init->isVoidInitializer()) | |
| 620 error(e->loc, "%s.init is void", v->toChars()); | |
| 621 else | |
| 622 { Loc loc = e->loc; | |
| 623 e = v->init->toExpression(); | |
| 624 if (e->op == TOKassign || e->op == TOKconstruct) | |
| 625 { | |
| 626 e = ((AssignExp *)e)->e2; | |
| 627 | |
| 628 /* Take care of case where we used a 0 | |
| 629 * to initialize the struct. | |
| 630 */ | |
| 631 if (e->type == Type::tint32 && | |
| 632 e->isBool(0) && | |
| 633 v->type->toBasetype()->ty == Tstruct) | |
| 634 { | |
| 92 | 635 e = v->type->defaultInit(loc); |
| 1 | 636 } |
| 637 } | |
| 638 e = e->optimize(WANTvalue | WANTinterpret); | |
| 639 // if (!e->isConst()) | |
| 640 // error(loc, ".init cannot be evaluated at compile time"); | |
| 641 } | |
| 642 return e; | |
| 643 } | |
| 644 #endif | |
| 92 | 645 Expression *ex = defaultInit(e->loc); |
|
35
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
646 return ex; |
| 1 | 647 } |
| 648 } | |
| 649 if (ident == Id::typeinfo) | |
| 650 { | |
| 651 if (!global.params.useDeprecated) | |
| 652 error(e->loc, ".typeinfo deprecated, use typeid(type)"); | |
| 653 e = getTypeInfo(sc); | |
| 654 return e; | |
| 655 } | |
| 656 if (ident == Id::stringof) | |
| 657 { char *s = e->toChars(); | |
| 658 e = new StringExp(e->loc, s, strlen(s), 'c'); | |
| 659 Scope sc; | |
| 660 e = e->semantic(&sc); | |
| 661 return e; | |
| 662 } | |
| 663 return getProperty(e->loc, ident); | |
| 664 } | |
| 665 | |
| 666 unsigned Type::memalign(unsigned salign) | |
| 667 { | |
| 668 return salign; | |
| 669 } | |
| 670 | |
| 671 void Type::error(Loc loc, const char *format, ...) | |
| 672 { | |
| 673 va_list ap; | |
| 674 va_start(ap, format); | |
| 675 ::verror(loc, format, ap); | |
| 676 va_end( ap ); | |
| 677 } | |
| 678 | |
| 679 Identifier *Type::getTypeInfoIdent(int internal) | |
| 680 { | |
| 681 // _init_10TypeInfo_%s | |
| 682 OutBuffer buf; | |
| 683 Identifier *id; | |
| 684 char *name; | |
| 685 int len; | |
| 686 | |
| 687 //toTypeInfoBuffer(&buf); | |
| 688 if (internal) | |
| 689 { buf.writeByte(mangleChar[ty]); | |
| 690 if (ty == Tarray) | |
| 691 buf.writeByte(mangleChar[next->ty]); | |
| 692 } | |
| 693 else | |
| 694 toDecoBuffer(&buf); | |
| 695 len = buf.offset; | |
| 696 name = (char *)alloca(19 + sizeof(len) * 3 + len + 1); | |
| 697 buf.writeByte(0); | |
| 698 sprintf(name, "_D%dTypeInfo_%s6__initZ", 9 + len, buf.data); | |
| 699 if (global.params.isWindows) | |
| 700 name++; // C mangling will add it back in | |
| 701 //printf("name = %s\n", name); | |
| 702 id = Lexer::idPool(name); | |
| 703 return id; | |
| 704 } | |
| 705 | |
| 706 TypeBasic *Type::isTypeBasic() | |
| 707 { | |
| 708 return NULL; | |
| 709 } | |
| 710 | |
| 711 | |
| 712 void Type::resolve(Loc loc, Scope *sc, Expression **pe, Type **pt, Dsymbol **ps) | |
| 713 { | |
| 714 Type *t; | |
| 715 | |
| 716 t = semantic(loc, sc); | |
| 717 *pt = t; | |
| 718 *pe = NULL; | |
| 719 *ps = NULL; | |
| 720 } | |
| 721 | |
| 722 /******************************* | |
| 723 * If one of the subtypes of this type is a TypeIdentifier, | |
| 724 * i.e. it's an unresolved type, return that type. | |
| 725 */ | |
| 726 | |
| 727 Type *Type::reliesOnTident() | |
| 728 { | |
| 729 if (!next) | |
| 730 return NULL; | |
| 731 else | |
| 732 return next->reliesOnTident(); | |
| 733 } | |
| 734 | |
| 735 /******************************** | |
| 736 * We've mistakenly parsed this as a type. | |
| 737 * Redo it as an Expression. | |
| 738 * NULL if cannot. | |
| 739 */ | |
| 740 | |
| 741 Expression *Type::toExpression() | |
| 742 { | |
| 743 return NULL; | |
| 744 } | |
| 745 | |
| 746 /*************************************** | |
| 747 * Return !=0 if type has pointers that need to | |
| 748 * be scanned by the GC during a collection cycle. | |
| 749 */ | |
| 750 | |
| 751 int Type::hasPointers() | |
| 752 { | |
| 753 return FALSE; | |
| 754 } | |
| 755 | |
| 756 /* ============================= TypeBasic =========================== */ | |
| 757 | |
| 758 TypeBasic::TypeBasic(TY ty) | |
| 759 : Type(ty, NULL) | |
| 760 { char *c; | |
| 761 char *d; | |
| 762 unsigned flags; | |
| 763 | |
| 764 #define TFLAGSintegral 1 | |
| 765 #define TFLAGSfloating 2 | |
| 766 #define TFLAGSunsigned 4 | |
| 767 #define TFLAGSreal 8 | |
| 768 #define TFLAGSimaginary 0x10 | |
| 769 #define TFLAGScomplex 0x20 | |
| 770 | |
| 771 flags = 0; | |
| 772 switch (ty) | |
| 773 { | |
| 774 case Tvoid: d = Token::toChars(TOKvoid); | |
| 775 c = "void"; | |
| 776 break; | |
| 777 | |
| 778 case Tint8: d = Token::toChars(TOKint8); | |
| 779 c = "byte"; | |
| 780 flags |= TFLAGSintegral; | |
| 781 break; | |
| 782 | |
| 783 case Tuns8: d = Token::toChars(TOKuns8); | |
| 784 c = "ubyte"; | |
| 785 flags |= TFLAGSintegral | TFLAGSunsigned; | |
| 786 break; | |
| 787 | |
| 788 case Tint16: d = Token::toChars(TOKint16); | |
| 789 c = "short"; | |
| 790 flags |= TFLAGSintegral; | |
| 791 break; | |
| 792 | |
| 793 case Tuns16: d = Token::toChars(TOKuns16); | |
| 794 c = "ushort"; | |
| 795 flags |= TFLAGSintegral | TFLAGSunsigned; | |
| 796 break; | |
| 797 | |
| 798 case Tint32: d = Token::toChars(TOKint32); | |
| 799 c = "int"; | |
| 800 flags |= TFLAGSintegral; | |
| 801 break; | |
| 802 | |
| 803 case Tuns32: d = Token::toChars(TOKuns32); | |
| 804 c = "uint"; | |
| 805 flags |= TFLAGSintegral | TFLAGSunsigned; | |
| 806 break; | |
| 807 | |
| 808 case Tfloat32: d = Token::toChars(TOKfloat32); | |
| 809 c = "float"; | |
| 810 flags |= TFLAGSfloating | TFLAGSreal; | |
| 811 break; | |
| 812 | |
| 813 case Tint64: d = Token::toChars(TOKint64); | |
| 814 c = "long"; | |
| 815 flags |= TFLAGSintegral; | |
| 816 break; | |
| 817 | |
| 818 case Tuns64: d = Token::toChars(TOKuns64); | |
| 819 c = "ulong"; | |
| 820 flags |= TFLAGSintegral | TFLAGSunsigned; | |
| 821 break; | |
| 822 | |
| 823 case Tfloat64: d = Token::toChars(TOKfloat64); | |
| 824 c = "double"; | |
| 825 flags |= TFLAGSfloating | TFLAGSreal; | |
| 826 break; | |
| 827 | |
| 828 case Tfloat80: d = Token::toChars(TOKfloat80); | |
| 829 c = "real"; | |
| 830 flags |= TFLAGSfloating | TFLAGSreal; | |
| 831 break; | |
| 832 | |
| 833 case Timaginary32: d = Token::toChars(TOKimaginary32); | |
| 834 c = "ifloat"; | |
| 835 flags |= TFLAGSfloating | TFLAGSimaginary; | |
| 836 break; | |
| 837 | |
| 838 case Timaginary64: d = Token::toChars(TOKimaginary64); | |
| 839 c = "idouble"; | |
| 840 flags |= TFLAGSfloating | TFLAGSimaginary; | |
| 841 break; | |
| 842 | |
| 843 case Timaginary80: d = Token::toChars(TOKimaginary80); | |
| 844 c = "ireal"; | |
| 845 flags |= TFLAGSfloating | TFLAGSimaginary; | |
| 846 break; | |
| 847 | |
| 848 case Tcomplex32: d = Token::toChars(TOKcomplex32); | |
| 849 c = "cfloat"; | |
| 850 flags |= TFLAGSfloating | TFLAGScomplex; | |
| 851 break; | |
| 852 | |
| 853 case Tcomplex64: d = Token::toChars(TOKcomplex64); | |
| 854 c = "cdouble"; | |
| 855 flags |= TFLAGSfloating | TFLAGScomplex; | |
| 856 break; | |
| 857 | |
| 858 case Tcomplex80: d = Token::toChars(TOKcomplex80); | |
| 859 c = "creal"; | |
| 860 flags |= TFLAGSfloating | TFLAGScomplex; | |
| 861 break; | |
| 862 | |
| 863 | |
| 864 case Tbit: d = Token::toChars(TOKbit); | |
| 865 c = "bit"; | |
| 866 flags |= TFLAGSintegral | TFLAGSunsigned; | |
| 867 break; | |
| 868 | |
| 869 case Tbool: d = "bool"; | |
| 870 c = d; | |
| 871 flags |= TFLAGSintegral | TFLAGSunsigned; | |
| 872 break; | |
| 873 | |
| 874 case Tascii: d = Token::toChars(TOKchar); | |
| 875 c = "char"; | |
| 876 flags |= TFLAGSintegral | TFLAGSunsigned; | |
| 877 break; | |
| 878 | |
| 879 case Twchar: d = Token::toChars(TOKwchar); | |
| 880 c = "wchar"; | |
| 881 flags |= TFLAGSintegral | TFLAGSunsigned; | |
| 882 break; | |
| 883 | |
| 884 case Tdchar: d = Token::toChars(TOKdchar); | |
| 885 c = "dchar"; | |
| 886 flags |= TFLAGSintegral | TFLAGSunsigned; | |
| 887 break; | |
| 888 | |
| 889 default: assert(0); | |
| 890 } | |
| 891 this->dstring = d; | |
| 892 this->cstring = c; | |
| 893 this->flags = flags; | |
| 894 merge(); | |
| 895 } | |
| 896 | |
| 897 Type *TypeBasic::syntaxCopy() | |
| 898 { | |
| 899 // No semantic analysis done on basic types, no need to copy | |
| 900 return this; | |
| 901 } | |
| 902 | |
| 903 | |
| 904 char *TypeBasic::toChars() | |
| 905 { | |
| 906 return dstring; | |
| 907 } | |
| 908 | |
| 909 void TypeBasic::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs) | |
| 910 { | |
| 911 buf->prependstring(cstring); | |
| 912 if (ident) | |
| 913 { buf->writeByte(' '); | |
| 914 buf->writestring(ident->toChars()); | |
| 915 } | |
| 916 } | |
| 917 | |
| 918 d_uns64 TypeBasic::size(Loc loc) | |
| 919 { unsigned size; | |
| 920 | |
| 921 //printf("TypeBasic::size()\n"); | |
| 922 switch (ty) | |
| 923 { | |
| 924 case Tint8: | |
| 925 case Tuns8: size = 1; break; | |
| 926 case Tint16: | |
| 927 case Tuns16: size = 2; break; | |
| 928 case Tint32: | |
| 929 case Tuns32: | |
| 930 case Tfloat32: | |
| 931 case Timaginary32: | |
| 932 size = 4; break; | |
| 933 case Tint64: | |
| 934 case Tuns64: | |
| 935 case Tfloat64: | |
| 936 case Timaginary64: | |
| 937 size = 8; break; | |
| 938 case Tfloat80: | |
| 939 case Timaginary80: | |
| 940 size = REALSIZE; break; | |
| 941 case Tcomplex32: | |
| 942 size = 8; break; | |
| 943 case Tcomplex64: | |
| 944 size = 16; break; | |
| 945 case Tcomplex80: | |
| 946 size = REALSIZE * 2; break; | |
| 947 | |
| 948 case Tvoid: | |
| 949 //size = Type::size(); // error message | |
| 950 size = 1; | |
| 951 break; | |
| 952 | |
| 953 case Tbit: size = 1; break; | |
| 954 case Tbool: size = 1; break; | |
| 955 case Tascii: size = 1; break; | |
| 956 case Twchar: size = 2; break; | |
| 957 case Tdchar: size = 4; break; | |
| 958 | |
| 959 default: | |
| 960 assert(0); | |
| 961 break; | |
| 962 } | |
| 963 //printf("TypeBasic::size() = %d\n", size); | |
| 964 return size; | |
| 965 } | |
| 966 | |
| 967 unsigned TypeBasic::alignsize() | |
| 968 { unsigned sz; | |
| 969 | |
| 970 switch (ty) | |
| 971 { | |
| 972 case Tfloat80: | |
| 973 case Timaginary80: | |
| 974 case Tcomplex80: | |
| 975 sz = REALSIZE; | |
| 976 break; | |
| 977 | |
| 978 default: | |
| 979 sz = size(0); | |
| 980 break; | |
| 981 } | |
| 982 return sz; | |
| 983 } | |
| 984 | |
| 985 | |
| 986 Expression *TypeBasic::getProperty(Loc loc, Identifier *ident) | |
| 987 { | |
| 988 Expression *e; | |
| 989 d_int64 ivalue; | |
| 990 #ifdef IN_GCC | |
| 991 real_t fvalue; | |
| 992 #else | |
| 993 d_float80 fvalue; | |
| 994 #endif | |
| 995 | |
| 996 //printf("TypeBasic::getProperty('%s')\n", ident->toChars()); | |
| 997 if (ident == Id::max) | |
| 998 { | |
| 999 switch (ty) | |
| 1000 { | |
| 1001 case Tint8: ivalue = 0x7F; goto Livalue; | |
| 1002 case Tuns8: ivalue = 0xFF; goto Livalue; | |
| 1003 case Tint16: ivalue = 0x7FFFUL; goto Livalue; | |
| 1004 case Tuns16: ivalue = 0xFFFFUL; goto Livalue; | |
| 1005 case Tint32: ivalue = 0x7FFFFFFFUL; goto Livalue; | |
| 1006 case Tuns32: ivalue = 0xFFFFFFFFUL; goto Livalue; | |
| 1007 case Tint64: ivalue = 0x7FFFFFFFFFFFFFFFLL; goto Livalue; | |
| 1008 case Tuns64: ivalue = 0xFFFFFFFFFFFFFFFFULL; goto Livalue; | |
| 1009 case Tbit: ivalue = 1; goto Livalue; | |
| 1010 case Tbool: ivalue = 1; goto Livalue; | |
| 1011 case Tchar: ivalue = 0xFF; goto Livalue; | |
| 1012 case Twchar: ivalue = 0xFFFFUL; goto Livalue; | |
| 1013 case Tdchar: ivalue = 0x10FFFFUL; goto Livalue; | |
| 1014 | |
| 1015 case Tcomplex32: | |
| 1016 case Timaginary32: | |
| 1017 case Tfloat32: fvalue = FLT_MAX; goto Lfvalue; | |
| 1018 case Tcomplex64: | |
| 1019 case Timaginary64: | |
| 1020 case Tfloat64: fvalue = DBL_MAX; goto Lfvalue; | |
| 1021 case Tcomplex80: | |
| 1022 case Timaginary80: | |
| 1023 case Tfloat80: fvalue = LDBL_MAX; goto Lfvalue; | |
| 1024 } | |
| 1025 } | |
| 1026 else if (ident == Id::min) | |
| 1027 { | |
| 1028 switch (ty) | |
| 1029 { | |
| 1030 case Tint8: ivalue = -128; goto Livalue; | |
| 1031 case Tuns8: ivalue = 0; goto Livalue; | |
| 1032 case Tint16: ivalue = -32768; goto Livalue; | |
| 1033 case Tuns16: ivalue = 0; goto Livalue; | |
| 1034 case Tint32: ivalue = -2147483647L - 1; goto Livalue; | |
| 1035 case Tuns32: ivalue = 0; goto Livalue; | |
| 1036 case Tint64: ivalue = (-9223372036854775807LL-1LL); goto Livalue; | |
| 1037 case Tuns64: ivalue = 0; goto Livalue; | |
| 1038 case Tbit: ivalue = 0; goto Livalue; | |
| 1039 case Tbool: ivalue = 0; goto Livalue; | |
| 1040 case Tchar: ivalue = 0; goto Livalue; | |
| 1041 case Twchar: ivalue = 0; goto Livalue; | |
| 1042 case Tdchar: ivalue = 0; goto Livalue; | |
| 1043 | |
| 1044 case Tcomplex32: | |
| 1045 case Timaginary32: | |
| 1046 case Tfloat32: fvalue = FLT_MIN; goto Lfvalue; | |
| 1047 case Tcomplex64: | |
| 1048 case Timaginary64: | |
| 1049 case Tfloat64: fvalue = DBL_MIN; goto Lfvalue; | |
| 1050 case Tcomplex80: | |
| 1051 case Timaginary80: | |
| 1052 case Tfloat80: fvalue = LDBL_MIN; goto Lfvalue; | |
| 1053 } | |
| 1054 } | |
| 1055 else if (ident == Id::nan) | |
| 1056 { | |
| 1057 switch (ty) | |
| 1058 { | |
| 1059 case Tcomplex32: | |
| 1060 case Tcomplex64: | |
| 1061 case Tcomplex80: | |
| 1062 case Timaginary32: | |
| 1063 case Timaginary64: | |
| 1064 case Timaginary80: | |
| 1065 case Tfloat32: | |
| 1066 case Tfloat64: | |
| 1067 case Tfloat80: | |
| 1068 { | |
| 1069 #if IN_GCC | |
| 1070 // mode doesn't matter, will be converted in RealExp anyway | |
| 1071 fvalue = real_t::getnan(real_t::LongDouble); | |
| 1072 #elif __GNUC__ | |
| 1073 // gcc nan's have the sign bit set by default, so turn it off | |
| 1074 // Need the volatile to prevent gcc from doing incorrect | |
| 1075 // constant folding. | |
| 1076 volatile d_float80 foo; | |
| 1077 foo = NAN; | |
| 1078 if (signbit(foo)) // signbit sometimes, not always, set | |
| 1079 foo = -foo; // turn off sign bit | |
| 1080 fvalue = foo; | |
| 1081 #elif _MSC_VER | |
| 1082 unsigned long nan[2]= { 0xFFFFFFFF, 0x7FFFFFFF }; | |
| 1083 fvalue = *(double*)nan; | |
| 1084 #else | |
| 1085 fvalue = NAN; | |
| 1086 #endif | |
| 1087 goto Lfvalue; | |
| 1088 } | |
| 1089 } | |
| 1090 } | |
| 1091 else if (ident == Id::infinity) | |
| 1092 { | |
| 1093 switch (ty) | |
| 1094 { | |
| 1095 case Tcomplex32: | |
| 1096 case Tcomplex64: | |
| 1097 case Tcomplex80: | |
| 1098 case Timaginary32: | |
| 1099 case Timaginary64: | |
| 1100 case Timaginary80: | |
| 1101 case Tfloat32: | |
| 1102 case Tfloat64: | |
| 1103 case Tfloat80: | |
| 1104 #if IN_GCC | |
| 1105 fvalue = real_t::getinfinity(); | |
| 1106 #elif __GNUC__ | |
| 1107 fvalue = 1 / zero; | |
| 1108 #elif _MSC_VER | |
| 1109 fvalue = std::numeric_limits<long double>::infinity(); | |
| 1110 #else | |
| 1111 fvalue = INFINITY; | |
| 1112 #endif | |
| 1113 goto Lfvalue; | |
| 1114 } | |
| 1115 } | |
| 1116 else if (ident == Id::dig) | |
| 1117 { | |
| 1118 switch (ty) | |
| 1119 { | |
| 1120 case Tcomplex32: | |
| 1121 case Timaginary32: | |
| 1122 case Tfloat32: ivalue = FLT_DIG; goto Lint; | |
| 1123 case Tcomplex64: | |
| 1124 case Timaginary64: | |
| 1125 case Tfloat64: ivalue = DBL_DIG; goto Lint; | |
| 1126 case Tcomplex80: | |
| 1127 case Timaginary80: | |
| 1128 case Tfloat80: ivalue = LDBL_DIG; goto Lint; | |
| 1129 } | |
| 1130 } | |
| 1131 else if (ident == Id::epsilon) | |
| 1132 { | |
| 1133 switch (ty) | |
| 1134 { | |
| 1135 case Tcomplex32: | |
| 1136 case Timaginary32: | |
| 1137 case Tfloat32: fvalue = FLT_EPSILON; goto Lfvalue; | |
| 1138 case Tcomplex64: | |
| 1139 case Timaginary64: | |
| 1140 case Tfloat64: fvalue = DBL_EPSILON; goto Lfvalue; | |
| 1141 case Tcomplex80: | |
| 1142 case Timaginary80: | |
| 1143 case Tfloat80: fvalue = LDBL_EPSILON; goto Lfvalue; | |
| 1144 } | |
| 1145 } | |
| 1146 else if (ident == Id::mant_dig) | |
| 1147 { | |
| 1148 switch (ty) | |
| 1149 { | |
| 1150 case Tcomplex32: | |
| 1151 case Timaginary32: | |
| 1152 case Tfloat32: ivalue = FLT_MANT_DIG; goto Lint; | |
| 1153 case Tcomplex64: | |
| 1154 case Timaginary64: | |
| 1155 case Tfloat64: ivalue = DBL_MANT_DIG; goto Lint; | |
| 1156 case Tcomplex80: | |
| 1157 case Timaginary80: | |
| 1158 case Tfloat80: ivalue = LDBL_MANT_DIG; goto Lint; | |
| 1159 } | |
| 1160 } | |
| 1161 else if (ident == Id::max_10_exp) | |
| 1162 { | |
| 1163 switch (ty) | |
| 1164 { | |
| 1165 case Tcomplex32: | |
| 1166 case Timaginary32: | |
| 1167 case Tfloat32: ivalue = FLT_MAX_10_EXP; goto Lint; | |
| 1168 case Tcomplex64: | |
| 1169 case Timaginary64: | |
| 1170 case Tfloat64: ivalue = DBL_MAX_10_EXP; goto Lint; | |
| 1171 case Tcomplex80: | |
| 1172 case Timaginary80: | |
| 1173 case Tfloat80: ivalue = LDBL_MAX_10_EXP; goto Lint; | |
| 1174 } | |
| 1175 } | |
| 1176 else if (ident == Id::max_exp) | |
| 1177 { | |
| 1178 switch (ty) | |
| 1179 { | |
| 1180 case Tcomplex32: | |
| 1181 case Timaginary32: | |
| 1182 case Tfloat32: ivalue = FLT_MAX_EXP; goto Lint; | |
| 1183 case Tcomplex64: | |
| 1184 case Timaginary64: | |
| 1185 case Tfloat64: ivalue = DBL_MAX_EXP; goto Lint; | |
| 1186 case Tcomplex80: | |
| 1187 case Timaginary80: | |
| 1188 case Tfloat80: ivalue = LDBL_MAX_EXP; goto Lint; | |
| 1189 } | |
| 1190 } | |
| 1191 else if (ident == Id::min_10_exp) | |
| 1192 { | |
| 1193 switch (ty) | |
| 1194 { | |
| 1195 case Tcomplex32: | |
| 1196 case Timaginary32: | |
| 1197 case Tfloat32: ivalue = FLT_MIN_10_EXP; goto Lint; | |
| 1198 case Tcomplex64: | |
| 1199 case Timaginary64: | |
| 1200 case Tfloat64: ivalue = DBL_MIN_10_EXP; goto Lint; | |
| 1201 case Tcomplex80: | |
| 1202 case Timaginary80: | |
| 1203 case Tfloat80: ivalue = LDBL_MIN_10_EXP; goto Lint; | |
| 1204 } | |
| 1205 } | |
| 1206 else if (ident == Id::min_exp) | |
| 1207 { | |
| 1208 switch (ty) | |
| 1209 { | |
| 1210 case Tcomplex32: | |
| 1211 case Timaginary32: | |
| 1212 case Tfloat32: ivalue = FLT_MIN_EXP; goto Lint; | |
| 1213 case Tcomplex64: | |
| 1214 case Timaginary64: | |
| 1215 case Tfloat64: ivalue = DBL_MIN_EXP; goto Lint; | |
| 1216 case Tcomplex80: | |
| 1217 case Timaginary80: | |
| 1218 case Tfloat80: ivalue = LDBL_MIN_EXP; goto Lint; | |
| 1219 } | |
| 1220 } | |
| 1221 | |
| 1222 Ldefault: | |
| 1223 return Type::getProperty(loc, ident); | |
| 1224 | |
| 1225 Livalue: | |
| 1226 e = new IntegerExp(loc, ivalue, this); | |
| 1227 return e; | |
| 1228 | |
| 1229 Lfvalue: | |
| 1230 if (isreal() || isimaginary()) | |
| 1231 e = new RealExp(loc, fvalue, this); | |
| 1232 else | |
| 1233 { | |
| 1234 complex_t cvalue; | |
| 1235 | |
| 1236 #if __DMC__ | |
| 1237 //((real_t *)&cvalue)[0] = fvalue; | |
| 1238 //((real_t *)&cvalue)[1] = fvalue; | |
| 1239 cvalue = fvalue + fvalue * I; | |
| 1240 #else | |
| 1241 cvalue.re = fvalue; | |
| 1242 cvalue.im = fvalue; | |
| 1243 #endif | |
| 1244 //for (int i = 0; i < 20; i++) | |
| 1245 // printf("%02x ", ((unsigned char *)&cvalue)[i]); | |
| 1246 //printf("\n"); | |
| 1247 e = new ComplexExp(loc, cvalue, this); | |
| 1248 } | |
| 1249 return e; | |
| 1250 | |
| 1251 Lint: | |
| 1252 e = new IntegerExp(loc, ivalue, Type::tint32); | |
| 1253 return e; | |
| 1254 } | |
| 1255 | |
| 1256 Expression *TypeBasic::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 1257 { | |
| 1258 #if LOGDOTEXP | |
| 1259 printf("TypeBasic::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars()); | |
| 1260 #endif | |
| 1261 Type *t; | |
| 1262 | |
| 1263 if (ident == Id::re) | |
| 1264 { | |
| 1265 switch (ty) | |
| 1266 { | |
| 1267 case Tcomplex32: t = tfloat32; goto L1; | |
| 1268 case Tcomplex64: t = tfloat64; goto L1; | |
| 1269 case Tcomplex80: t = tfloat80; goto L1; | |
| 1270 L1: | |
| 1271 e = e->castTo(sc, t); | |
| 1272 break; | |
| 1273 | |
| 1274 case Tfloat32: | |
| 1275 case Tfloat64: | |
| 1276 case Tfloat80: | |
| 1277 break; | |
| 1278 | |
| 1279 case Timaginary32: t = tfloat32; goto L2; | |
| 1280 case Timaginary64: t = tfloat64; goto L2; | |
| 1281 case Timaginary80: t = tfloat80; goto L2; | |
| 1282 L2: | |
| 1283 e = new RealExp(0, 0.0, t); | |
| 1284 break; | |
| 1285 | |
| 1286 default: | |
| 1287 return Type::getProperty(e->loc, ident); | |
| 1288 } | |
| 1289 } | |
| 1290 else if (ident == Id::im) | |
| 1291 { Type *t2; | |
| 1292 | |
| 1293 switch (ty) | |
| 1294 { | |
| 1295 case Tcomplex32: t = timaginary32; t2 = tfloat32; goto L3; | |
| 1296 case Tcomplex64: t = timaginary64; t2 = tfloat64; goto L3; | |
| 1297 case Tcomplex80: t = timaginary80; t2 = tfloat80; goto L3; | |
| 1298 L3: | |
| 1299 e = e->castTo(sc, t); | |
| 1300 e->type = t2; | |
| 1301 break; | |
| 1302 | |
| 1303 case Timaginary32: t = tfloat32; goto L4; | |
| 1304 case Timaginary64: t = tfloat64; goto L4; | |
| 1305 case Timaginary80: t = tfloat80; goto L4; | |
| 1306 L4: | |
| 1307 e->type = t; | |
| 1308 break; | |
| 1309 | |
| 1310 case Tfloat32: | |
| 1311 case Tfloat64: | |
| 1312 case Tfloat80: | |
| 1313 e = new RealExp(0, 0.0, this); | |
| 1314 break; | |
| 1315 | |
| 1316 default: | |
| 1317 return Type::getProperty(e->loc, ident); | |
| 1318 } | |
| 1319 } | |
| 1320 else | |
| 1321 { | |
| 1322 return Type::dotExp(sc, e, ident); | |
| 1323 } | |
| 1324 return e; | |
| 1325 } | |
| 1326 | |
| 92 | 1327 Expression *TypeBasic::defaultInit(Loc loc) |
| 1 | 1328 { integer_t value = 0; |
| 1329 | |
| 1330 #if LOGDEFAULTINIT | |
| 1331 printf("TypeBasic::defaultInit() '%s'\n", toChars()); | |
| 1332 #endif | |
| 1333 switch (ty) | |
| 1334 { | |
| 1335 case Tchar: | |
| 1336 value = 0xFF; | |
| 1337 break; | |
| 1338 | |
| 1339 case Twchar: | |
| 1340 case Tdchar: | |
| 1341 value = 0xFFFF; | |
| 1342 break; | |
| 1343 | |
| 1344 case Timaginary32: | |
| 1345 case Timaginary64: | |
| 1346 case Timaginary80: | |
| 1347 case Tfloat32: | |
| 1348 case Tfloat64: | |
| 1349 case Tfloat80: | |
| 1350 case Tcomplex32: | |
| 1351 case Tcomplex64: | |
| 1352 case Tcomplex80: | |
| 92 | 1353 return getProperty(loc, Id::nan); |
| 1354 } | |
| 1355 return new IntegerExp(loc, value, this); | |
| 1 | 1356 } |
| 1357 | |
| 1358 int TypeBasic::isZeroInit() | |
| 1359 { | |
| 1360 switch (ty) | |
| 1361 { | |
| 1362 case Tchar: | |
| 1363 case Twchar: | |
| 1364 case Tdchar: | |
| 1365 case Timaginary32: | |
| 1366 case Timaginary64: | |
| 1367 case Timaginary80: | |
| 1368 case Tfloat32: | |
| 1369 case Tfloat64: | |
| 1370 case Tfloat80: | |
| 1371 case Tcomplex32: | |
| 1372 case Tcomplex64: | |
| 1373 case Tcomplex80: | |
| 1374 return 0; // no | |
| 1375 } | |
| 1376 return 1; // yes | |
| 1377 } | |
| 1378 | |
| 1379 int TypeBasic::isbit() | |
| 1380 { | |
| 1381 return (ty == Tbit); | |
| 1382 } | |
| 1383 | |
| 1384 int TypeBasic::isintegral() | |
| 1385 { | |
| 1386 //printf("TypeBasic::isintegral('%s') x%x\n", toChars(), flags); | |
| 1387 return flags & TFLAGSintegral; | |
| 1388 } | |
| 1389 | |
| 1390 int TypeBasic::isfloating() | |
| 1391 { | |
| 1392 return flags & TFLAGSfloating; | |
| 1393 } | |
| 1394 | |
| 1395 int TypeBasic::isreal() | |
| 1396 { | |
| 1397 return flags & TFLAGSreal; | |
| 1398 } | |
| 1399 | |
| 1400 int TypeBasic::isimaginary() | |
| 1401 { | |
| 1402 return flags & TFLAGSimaginary; | |
| 1403 } | |
| 1404 | |
| 1405 int TypeBasic::iscomplex() | |
| 1406 { | |
| 1407 return flags & TFLAGScomplex; | |
| 1408 } | |
| 1409 | |
| 1410 int TypeBasic::isunsigned() | |
| 1411 { | |
| 1412 return flags & TFLAGSunsigned; | |
| 1413 } | |
| 1414 | |
| 1415 int TypeBasic::isscalar() | |
| 1416 { | |
| 1417 return flags & (TFLAGSintegral | TFLAGSfloating); | |
| 1418 } | |
| 1419 | |
| 1420 MATCH TypeBasic::implicitConvTo(Type *to) | |
| 1421 { | |
| 1422 //printf("TypeBasic::implicitConvTo(%s) from %s\n", to->toChars(), toChars()); | |
| 1423 if (this == to) | |
| 1424 return MATCHexact; | |
| 1425 | |
| 1426 if (ty == Tvoid || to->ty == Tvoid) | |
| 1427 return MATCHnomatch; | |
| 1428 if (1 || global.params.Dversion == 1) | |
| 1429 { | |
| 1430 if (to->ty == Tbool) | |
| 1431 return MATCHnomatch; | |
| 1432 } | |
| 1433 else | |
| 1434 { | |
| 1435 if (ty == Tbool || to->ty == Tbool) | |
| 1436 return MATCHnomatch; | |
| 1437 } | |
| 1438 if (!to->isTypeBasic()) | |
| 1439 return MATCHnomatch; | |
| 1440 | |
| 1441 TypeBasic *tob = (TypeBasic *)to; | |
| 1442 if (flags & TFLAGSintegral) | |
| 1443 { | |
| 1444 // Disallow implicit conversion of integers to imaginary or complex | |
| 1445 if (tob->flags & (TFLAGSimaginary | TFLAGScomplex)) | |
| 1446 return MATCHnomatch; | |
| 1447 | |
| 1448 // If converting to integral | |
| 1449 if (0 && global.params.Dversion > 1 && tob->flags & TFLAGSintegral) | |
| 1450 { d_uns64 sz = size(0); | |
| 1451 d_uns64 tosz = tob->size(0); | |
| 1452 | |
| 1453 /* Can't convert to smaller size or, if same size, change sign | |
| 1454 */ | |
| 1455 if (sz > tosz) | |
| 1456 return MATCHnomatch; | |
| 1457 | |
| 1458 /*if (sz == tosz && (flags ^ tob->flags) & TFLAGSunsigned) | |
| 1459 return MATCHnomatch;*/ | |
| 1460 } | |
| 1461 } | |
| 1462 else if (flags & TFLAGSfloating) | |
| 1463 { | |
| 1464 // Disallow implicit conversion of floating point to integer | |
| 1465 if (tob->flags & TFLAGSintegral) | |
| 1466 return MATCHnomatch; | |
| 1467 | |
| 1468 assert(tob->flags & TFLAGSfloating); | |
| 1469 | |
| 1470 // Disallow implicit conversion from complex to non-complex | |
| 1471 if (flags & TFLAGScomplex && !(tob->flags & TFLAGScomplex)) | |
| 1472 return MATCHnomatch; | |
| 1473 | |
| 1474 // Disallow implicit conversion of real or imaginary to complex | |
| 1475 if (flags & (TFLAGSreal | TFLAGSimaginary) && | |
| 1476 tob->flags & TFLAGScomplex) | |
| 1477 return MATCHnomatch; | |
| 1478 | |
| 1479 // Disallow implicit conversion to-from real and imaginary | |
| 1480 if ((flags & (TFLAGSreal | TFLAGSimaginary)) != | |
| 1481 (tob->flags & (TFLAGSreal | TFLAGSimaginary))) | |
| 1482 return MATCHnomatch; | |
| 1483 } | |
| 1484 return MATCHconvert; | |
| 1485 } | |
| 1486 | |
| 1487 TypeBasic *TypeBasic::isTypeBasic() | |
| 1488 { | |
| 1489 return (TypeBasic *)this; | |
| 1490 } | |
| 1491 | |
| 1492 /***************************** TypeArray *****************************/ | |
| 1493 | |
| 1494 TypeArray::TypeArray(TY ty, Type *next) | |
| 1495 : Type(ty, next) | |
| 1496 { | |
| 1497 } | |
| 1498 | |
| 1499 Expression *TypeArray::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 1500 { | |
| 1501 Type *n = this->next->toBasetype(); // uncover any typedef's | |
| 1502 | |
| 1503 #if LOGDOTEXP | |
| 1504 printf("TypeArray::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars()); | |
| 1505 #endif | |
| 1506 if (ident == Id::reverse && (n->ty == Tchar || n->ty == Twchar)) | |
| 1507 { | |
| 1508 Expression *ec; | |
| 1509 FuncDeclaration *fd; | |
| 1510 Expressions *arguments; | |
| 1511 char *nm; | |
| 1512 static char *name[2] = { "_adReverseChar", "_adReverseWchar" }; | |
| 1513 | |
| 1514 nm = name[n->ty == Twchar]; | |
| 127 | 1515 fd = FuncDeclaration::genCfunc(Type::tvoid->arrayOf(), nm); |
|
136
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lindquist
parents:
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diff
changeset
|
1516 fd->runTimeHack = true; |
| 1 | 1517 ec = new VarExp(0, fd); |
| 1518 e = e->castTo(sc, n->arrayOf()); // convert to dynamic array | |
| 1519 arguments = new Expressions(); | |
| 1520 arguments->push(e); | |
| 1521 e = new CallExp(e->loc, ec, arguments); | |
| 1522 e->type = next->arrayOf(); | |
| 1523 } | |
| 1524 else if (ident == Id::sort && (n->ty == Tchar || n->ty == Twchar)) | |
| 1525 { | |
| 1526 Expression *ec; | |
| 1527 FuncDeclaration *fd; | |
| 1528 Expressions *arguments; | |
| 1529 char *nm; | |
| 1530 static char *name[2] = { "_adSortChar", "_adSortWchar" }; | |
| 1531 | |
| 1532 nm = name[n->ty == Twchar]; | |
| 127 | 1533 fd = FuncDeclaration::genCfunc(Type::tvoid->arrayOf(), nm); |
|
136
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[svn r140] did a lot of the work towards being able to pass multiple modules on the command line. not complete yet though
lindquist
parents:
131
diff
changeset
|
1534 fd->runTimeHack = true; |
| 1 | 1535 ec = new VarExp(0, fd); |
| 1536 e = e->castTo(sc, n->arrayOf()); // convert to dynamic array | |
| 1537 arguments = new Expressions(); | |
| 1538 arguments->push(e); | |
| 1539 e = new CallExp(e->loc, ec, arguments); | |
| 1540 e->type = next->arrayOf(); | |
| 1541 } | |
| 1542 else if (ident == Id::reverse || ident == Id::dup) | |
| 1543 { | |
| 1544 Expression *ec; | |
| 1545 FuncDeclaration *fd; | |
| 1546 Expressions *arguments; | |
| 1547 int size = next->size(e->loc); | |
| 1548 int dup; | |
| 1549 | |
| 1550 assert(size); | |
| 1551 dup = (ident == Id::dup); | |
| 127 | 1552 fd = FuncDeclaration::genCfunc(Type::tvoid->arrayOf(), dup ? Id::adDup : Id::adReverse); |
|
136
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[svn r140] did a lot of the work towards being able to pass multiple modules on the command line. not complete yet though
lindquist
parents:
131
diff
changeset
|
1553 fd->runTimeHack = true; |
| 1 | 1554 ec = new VarExp(0, fd); |
| 1555 e = e->castTo(sc, n->arrayOf()); // convert to dynamic array | |
| 1556 arguments = new Expressions(); | |
| 1557 if (dup) | |
| 1558 arguments->push(getTypeInfo(sc)); | |
| 1559 arguments->push(e); | |
| 1560 if (!dup) | |
| 1561 arguments->push(new IntegerExp(0, size, Type::tint32)); | |
| 1562 e = new CallExp(e->loc, ec, arguments); | |
| 1563 e->type = next->arrayOf(); | |
| 1564 } | |
| 1565 else if (ident == Id::sort) | |
| 1566 { | |
| 1567 Expression *ec; | |
| 1568 FuncDeclaration *fd; | |
| 1569 Expressions *arguments; | |
| 1570 | |
| 127 | 1571 fd = FuncDeclaration::genCfunc(Type::tvoid->arrayOf(), |
| 1 | 1572 (char*)(n->ty == Tbit ? "_adSortBit" : "_adSort")); |
|
136
0e28624814e8
[svn r140] did a lot of the work towards being able to pass multiple modules on the command line. not complete yet though
lindquist
parents:
131
diff
changeset
|
1573 fd->runTimeHack = true; |
| 1 | 1574 ec = new VarExp(0, fd); |
| 1575 e = e->castTo(sc, n->arrayOf()); // convert to dynamic array | |
| 1576 arguments = new Expressions(); | |
| 1577 arguments->push(e); | |
| 1578 if (next->ty != Tbit) | |
| 1579 arguments->push(n->ty == Tsarray | |
| 1580 ? n->getTypeInfo(sc) // don't convert to dynamic array | |
| 1581 : n->getInternalTypeInfo(sc)); | |
| 1582 e = new CallExp(e->loc, ec, arguments); | |
| 1583 e->type = next->arrayOf(); | |
| 1584 } | |
| 1585 else | |
| 1586 { | |
| 1587 e = Type::dotExp(sc, e, ident); | |
| 1588 } | |
| 1589 return e; | |
| 1590 } | |
| 1591 | |
| 1592 void TypeArray::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs) | |
| 1593 { | |
| 1594 #if 1 | |
| 1595 OutBuffer buf2; | |
| 1596 toPrettyBracket(&buf2, hgs); | |
| 1597 buf->prependstring(buf2.toChars()); | |
| 1598 if (ident) | |
| 1599 { | |
| 1600 buf->writeByte(' '); | |
| 1601 buf->writestring(ident->toChars()); | |
| 1602 } | |
| 1603 next->toCBuffer2(buf, NULL, hgs); | |
| 1604 #elif 1 | |
| 1605 // The D way | |
| 1606 Type *t; | |
| 1607 OutBuffer buf2; | |
| 1608 for (t = this; 1; t = t->next) | |
| 1609 { TypeArray *ta; | |
| 1610 | |
| 1611 ta = dynamic_cast<TypeArray *>(t); | |
| 1612 if (!ta) | |
| 1613 break; | |
| 1614 ta->toPrettyBracket(&buf2, hgs); | |
| 1615 } | |
| 1616 buf->prependstring(buf2.toChars()); | |
| 1617 if (ident) | |
| 1618 { | |
| 1619 buf2.writestring(ident->toChars()); | |
| 1620 } | |
| 1621 t->toCBuffer2(buf, NULL, hgs); | |
| 1622 #else | |
| 1623 // The C way | |
| 1624 if (buf->offset) | |
| 1625 { buf->bracket('(', ')'); | |
| 1626 assert(!ident); | |
| 1627 } | |
| 1628 else if (ident) | |
| 1629 buf->writestring(ident->toChars()); | |
| 1630 Type *t = this; | |
| 1631 do | |
| 1632 { Expression *dim; | |
| 1633 buf->writeByte('['); | |
| 1634 dim = ((TypeSArray *)t)->dim; | |
| 1635 if (dim) | |
| 1636 buf->printf("%lld", dim->toInteger()); | |
| 1637 buf->writeByte(']'); | |
| 1638 t = t->next; | |
| 1639 } while (t->ty == Tsarray); | |
| 1640 t->toCBuffer2(buf, NULL, hgs); | |
| 1641 #endif | |
| 1642 } | |
| 1643 | |
| 1644 | |
| 1645 /***************************** TypeSArray *****************************/ | |
| 1646 | |
| 1647 TypeSArray::TypeSArray(Type *t, Expression *dim) | |
| 1648 : TypeArray(Tsarray, t) | |
| 1649 { | |
| 1650 //printf("TypeSArray(%s)\n", dim->toChars()); | |
| 1651 this->dim = dim; | |
| 1652 } | |
| 1653 | |
| 1654 Type *TypeSArray::syntaxCopy() | |
| 1655 { | |
| 1656 Type *t = next->syntaxCopy(); | |
| 1657 Expression *e = dim->syntaxCopy(); | |
| 1658 t = new TypeSArray(t, e); | |
| 1659 return t; | |
| 1660 } | |
| 1661 | |
| 1662 d_uns64 TypeSArray::size(Loc loc) | |
| 1663 { integer_t sz; | |
| 1664 | |
| 1665 if (!dim) | |
| 1666 return Type::size(loc); | |
| 1667 sz = dim->toInteger(); | |
| 1668 if (next->toBasetype()->ty == Tbit) // if array of bits | |
| 1669 { | |
| 1670 if (sz + 31 < sz) | |
| 1671 goto Loverflow; | |
| 1672 sz = ((sz + 31) & ~31) / 8; // size in bytes, rounded up to 32 bit dwords | |
| 1673 } | |
| 1674 else | |
| 1675 { integer_t n, n2; | |
| 1676 | |
| 1677 n = next->size(); | |
| 1678 n2 = n * sz; | |
| 1679 if (n && (n2 / n) != sz) | |
| 1680 goto Loverflow; | |
| 1681 sz = n2; | |
| 1682 } | |
| 1683 return sz; | |
| 1684 | |
| 1685 Loverflow: | |
| 1686 error(loc, "index %jd overflow for static array", sz); | |
| 1687 return 1; | |
| 1688 } | |
| 1689 | |
| 1690 unsigned TypeSArray::alignsize() | |
| 1691 { | |
| 1692 return next->alignsize(); | |
| 1693 } | |
| 1694 | |
| 1695 /************************** | |
| 1696 * This evaluates exp while setting length to be the number | |
| 1697 * of elements in the tuple t. | |
| 1698 */ | |
| 1699 Expression *semanticLength(Scope *sc, Type *t, Expression *exp) | |
| 1700 { | |
| 1701 if (t->ty == Ttuple) | |
| 1702 { ScopeDsymbol *sym = new ArrayScopeSymbol((TypeTuple *)t); | |
| 1703 sym->parent = sc->scopesym; | |
| 1704 sc = sc->push(sym); | |
| 1705 | |
| 1706 exp = exp->semantic(sc); | |
| 1707 | |
| 1708 sc->pop(); | |
| 1709 } | |
| 1710 else | |
| 1711 exp = exp->semantic(sc); | |
| 1712 return exp; | |
| 1713 } | |
| 1714 | |
| 1715 Expression *semanticLength(Scope *sc, TupleDeclaration *s, Expression *exp) | |
| 1716 { | |
| 1717 ScopeDsymbol *sym = new ArrayScopeSymbol(s); | |
| 1718 sym->parent = sc->scopesym; | |
| 1719 sc = sc->push(sym); | |
| 1720 | |
| 1721 exp = exp->semantic(sc); | |
| 1722 | |
| 1723 sc->pop(); | |
| 1724 return exp; | |
| 1725 } | |
| 1726 | |
| 1727 void TypeSArray::resolve(Loc loc, Scope *sc, Expression **pe, Type **pt, Dsymbol **ps) | |
| 1728 { | |
| 1729 //printf("TypeSArray::resolve() %s\n", toChars()); | |
| 1730 next->resolve(loc, sc, pe, pt, ps); | |
| 1731 //printf("s = %p, e = %p, t = %p\n", *ps, *pe, *pt); | |
| 1732 if (*pe) | |
| 1733 { // It's really an index expression | |
| 1734 Expression *e; | |
| 1735 e = new IndexExp(loc, *pe, dim); | |
| 1736 *pe = e; | |
| 1737 } | |
| 1738 else if (*ps) | |
| 1739 { Dsymbol *s = *ps; | |
| 1740 TupleDeclaration *td = s->isTupleDeclaration(); | |
| 1741 if (td) | |
| 1742 { | |
| 1743 ScopeDsymbol *sym = new ArrayScopeSymbol(td); | |
| 1744 sym->parent = sc->scopesym; | |
| 1745 sc = sc->push(sym); | |
| 1746 | |
| 1747 dim = dim->semantic(sc); | |
| 1748 dim = dim->optimize(WANTvalue | WANTinterpret); | |
| 1749 uinteger_t d = dim->toUInteger(); | |
| 1750 | |
| 1751 sc = sc->pop(); | |
| 1752 | |
| 1753 if (d >= td->objects->dim) | |
| 1754 { error(loc, "tuple index %ju exceeds %u", d, td->objects->dim); | |
| 1755 goto Ldefault; | |
| 1756 } | |
| 1757 Object *o = (Object *)td->objects->data[(size_t)d]; | |
| 1758 if (o->dyncast() == DYNCAST_DSYMBOL) | |
| 1759 { | |
| 1760 *ps = (Dsymbol *)o; | |
| 1761 return; | |
| 1762 } | |
| 1763 if (o->dyncast() == DYNCAST_EXPRESSION) | |
| 1764 { | |
| 1765 *ps = NULL; | |
| 1766 *pe = (Expression *)o; | |
| 1767 return; | |
| 1768 } | |
| 1769 | |
| 1770 /* Create a new TupleDeclaration which | |
| 1771 * is a slice [d..d+1] out of the old one. | |
| 1772 * Do it this way because TemplateInstance::semanticTiargs() | |
| 1773 * can handle unresolved Objects this way. | |
| 1774 */ | |
| 1775 Objects *objects = new Objects; | |
| 1776 objects->setDim(1); | |
| 1777 objects->data[0] = o; | |
| 1778 | |
| 1779 TupleDeclaration *tds = new TupleDeclaration(loc, td->ident, objects); | |
| 1780 *ps = tds; | |
| 1781 } | |
| 1782 else | |
| 1783 goto Ldefault; | |
| 1784 } | |
| 1785 else | |
| 1786 { | |
| 1787 Ldefault: | |
| 1788 Type::resolve(loc, sc, pe, pt, ps); | |
| 1789 } | |
| 1790 } | |
| 1791 | |
| 1792 Type *TypeSArray::semantic(Loc loc, Scope *sc) | |
| 1793 { | |
| 1794 //printf("TypeSArray::semantic() %s\n", toChars()); | |
| 1795 | |
| 1796 Type *t; | |
| 1797 Expression *e; | |
| 1798 Dsymbol *s; | |
| 1799 next->resolve(loc, sc, &e, &t, &s); | |
| 1800 if (dim && s && s->isTupleDeclaration()) | |
| 1801 { TupleDeclaration *sd = s->isTupleDeclaration(); | |
| 1802 | |
| 1803 dim = semanticLength(sc, sd, dim); | |
| 1804 dim = dim->optimize(WANTvalue | WANTinterpret); | |
| 1805 uinteger_t d = dim->toUInteger(); | |
| 1806 | |
| 1807 if (d >= sd->objects->dim) | |
| 1808 { error(loc, "tuple index %ju exceeds %u", d, sd->objects->dim); | |
| 1809 return Type::terror; | |
| 1810 } | |
| 1811 Object *o = (Object *)sd->objects->data[(size_t)d]; | |
| 1812 if (o->dyncast() != DYNCAST_TYPE) | |
| 1813 { error(loc, "%s is not a type", toChars()); | |
| 1814 return Type::terror; | |
| 1815 } | |
| 1816 t = (Type *)o; | |
| 1817 return t; | |
| 1818 } | |
| 1819 | |
| 1820 next = next->semantic(loc,sc); | |
| 1821 Type *tbn = next->toBasetype(); | |
| 1822 | |
| 1823 if (dim) | |
| 1824 { integer_t n, n2; | |
| 1825 | |
| 1826 dim = semanticLength(sc, tbn, dim); | |
| 1827 | |
| 1828 dim = dim->optimize(WANTvalue | WANTinterpret); | |
| 92 | 1829 if (sc->parameterSpecialization && dim->op == TOKvar && |
| 1830 ((VarExp *)dim)->var->storage_class & STCtemplateparameter) | |
| 1831 { | |
| 1832 /* It could be a template parameter N which has no value yet: | |
| 1833 * template Foo(T : T[N], size_t N); | |
| 1834 */ | |
| 1835 return this; | |
| 1836 } | |
| 1 | 1837 integer_t d1 = dim->toInteger(); |
| 1838 dim = dim->castTo(sc, tsize_t); | |
| 1839 dim = dim->optimize(WANTvalue); | |
| 1840 integer_t d2 = dim->toInteger(); | |
| 1841 | |
| 1842 if (d1 != d2) | |
| 1843 goto Loverflow; | |
| 1844 | |
| 1845 if (tbn->isintegral() || | |
| 1846 tbn->isfloating() || | |
| 1847 tbn->ty == Tpointer || | |
| 1848 tbn->ty == Tarray || | |
| 1849 tbn->ty == Tsarray || | |
| 1850 tbn->ty == Taarray || | |
| 1851 tbn->ty == Tclass) | |
| 1852 { | |
| 1853 /* Only do this for types that don't need to have semantic() | |
| 1854 * run on them for the size, since they may be forward referenced. | |
| 1855 */ | |
| 1856 n = tbn->size(loc); | |
| 1857 n2 = n * d2; | |
| 1858 if ((int)n2 < 0) | |
| 1859 goto Loverflow; | |
| 1860 if (n2 >= 0x1000000) // put a 'reasonable' limit on it | |
| 1861 goto Loverflow; | |
| 1862 if (n && n2 / n != d2) | |
| 1863 { | |
| 1864 Loverflow: | |
| 1865 error(loc, "index %jd overflow for static array", d1); | |
| 1866 dim = new IntegerExp(0, 1, tsize_t); | |
| 1867 } | |
| 1868 } | |
| 1869 } | |
| 1870 switch (tbn->ty) | |
| 1871 { | |
| 1872 case Ttuple: | |
| 1873 { // Index the tuple to get the type | |
| 1874 assert(dim); | |
| 1875 TypeTuple *tt = (TypeTuple *)tbn; | |
| 1876 uinteger_t d = dim->toUInteger(); | |
| 1877 | |
| 1878 if (d >= tt->arguments->dim) | |
| 1879 { error(loc, "tuple index %ju exceeds %u", d, tt->arguments->dim); | |
| 1880 return Type::terror; | |
| 1881 } | |
| 1882 Argument *arg = (Argument *)tt->arguments->data[(size_t)d]; | |
| 1883 return arg->type; | |
| 1884 } | |
| 1885 case Tfunction: | |
| 1886 case Tnone: | |
| 1887 error(loc, "can't have array of %s", tbn->toChars()); | |
| 1888 tbn = next = tint32; | |
| 1889 break; | |
| 1890 } | |
| 1891 if (tbn->isauto()) | |
| 1892 error(loc, "cannot have array of auto %s", tbn->toChars()); | |
| 1893 return merge(); | |
| 1894 } | |
| 1895 | |
| 1896 void TypeSArray::toDecoBuffer(OutBuffer *buf) | |
| 1897 { | |
| 1898 buf->writeByte(mangleChar[ty]); | |
| 1899 if (dim) | |
| 1900 buf->printf("%ju", dim->toInteger()); | |
| 1901 if (next) | |
| 1902 next->toDecoBuffer(buf); | |
| 1903 } | |
| 1904 | |
| 1905 void TypeSArray::toTypeInfoBuffer(OutBuffer *buf) | |
| 1906 { | |
| 1907 buf->writeByte(mangleChar[Tarray]); | |
| 1908 if (next) | |
| 1909 next->toTypeInfoBuffer(buf); | |
| 1910 } | |
| 1911 | |
| 1912 void TypeSArray::toPrettyBracket(OutBuffer *buf, HdrGenState *hgs) | |
| 1913 { | |
| 1914 buf->printf("[%s]", dim->toChars()); | |
| 1915 } | |
| 1916 | |
| 1917 Expression *TypeSArray::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 1918 { | |
| 1919 #if LOGDOTEXP | |
| 1920 printf("TypeSArray::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars()); | |
| 1921 #endif | |
| 1922 if (ident == Id::length) | |
| 1923 { | |
| 1924 e = dim; | |
| 1925 } | |
| 1926 else if (ident == Id::ptr) | |
| 1927 { | |
| 1928 e = e->castTo(sc, next->pointerTo()); | |
| 1929 } | |
| 1930 else | |
| 1931 { | |
| 1932 e = TypeArray::dotExp(sc, e, ident); | |
| 1933 } | |
| 1934 return e; | |
| 1935 } | |
| 1936 | |
| 1937 int TypeSArray::isString() | |
| 1938 { | |
| 1939 TY nty = next->toBasetype()->ty; | |
| 1940 return nty == Tchar || nty == Twchar || nty == Tdchar; | |
| 1941 } | |
| 1942 | |
| 1943 unsigned TypeSArray::memalign(unsigned salign) | |
| 1944 { | |
| 1945 return next->memalign(salign); | |
| 1946 } | |
| 1947 | |
| 1948 MATCH TypeSArray::implicitConvTo(Type *to) | |
| 1949 { | |
| 1950 //printf("TypeSArray::implicitConvTo()\n"); | |
| 1951 | |
| 1952 // Allow implicit conversion of static array to pointer or dynamic array | |
| 1953 if ((IMPLICIT_ARRAY_TO_PTR && to->ty == Tpointer) && | |
| 1954 (to->next->ty == Tvoid || next->equals(to->next) | |
| 1955 /*|| to->next->isBaseOf(next)*/)) | |
| 1956 { | |
| 1957 return MATCHconvert; | |
| 1958 } | |
| 1959 if (to->ty == Tarray) | |
| 1960 { int offset = 0; | |
| 1961 | |
| 1962 if (next->equals(to->next) || | |
| 1963 (to->next->isBaseOf(next, &offset) && offset == 0) || | |
| 1964 to->next->ty == Tvoid) | |
| 1965 return MATCHconvert; | |
| 1966 } | |
| 1967 #if 0 | |
| 1968 if (to->ty == Tsarray) | |
| 1969 { | |
| 1970 TypeSArray *tsa = (TypeSArray *)to; | |
| 1971 | |
| 1972 if (next->equals(tsa->next) && dim->equals(tsa->dim)) | |
| 1973 { | |
| 1974 return MATCHconvert; | |
| 1975 } | |
| 1976 } | |
| 1977 #endif | |
| 1978 return Type::implicitConvTo(to); | |
| 1979 } | |
| 1980 | |
| 92 | 1981 Expression *TypeSArray::defaultInit(Loc loc) |
| 1 | 1982 { |
| 1983 #if LOGDEFAULTINIT | |
| 1984 printf("TypeSArray::defaultInit() '%s'\n", toChars()); | |
| 1985 #endif | |
| 92 | 1986 return next->defaultInit(loc); |
| 1 | 1987 } |
| 1988 | |
| 1989 int TypeSArray::isZeroInit() | |
| 1990 { | |
| 1991 return next->isZeroInit(); | |
| 1992 } | |
| 1993 | |
| 1994 | |
| 1995 Expression *TypeSArray::toExpression() | |
| 1996 { | |
| 1997 Expression *e = next->toExpression(); | |
| 1998 if (e) | |
| 1999 { Expressions *arguments = new Expressions(); | |
| 2000 arguments->push(dim); | |
| 2001 e = new ArrayExp(dim->loc, e, arguments); | |
| 2002 } | |
| 2003 return e; | |
| 2004 } | |
| 2005 | |
| 2006 int TypeSArray::hasPointers() | |
| 2007 { | |
| 2008 return next->hasPointers(); | |
| 2009 } | |
| 2010 | |
| 2011 /***************************** TypeDArray *****************************/ | |
| 2012 | |
| 2013 TypeDArray::TypeDArray(Type *t) | |
| 2014 : TypeArray(Tarray, t) | |
| 2015 { | |
| 2016 //printf("TypeDArray(t = %p)\n", t); | |
| 2017 } | |
| 2018 | |
| 2019 Type *TypeDArray::syntaxCopy() | |
| 2020 { | |
| 2021 Type *t = next->syntaxCopy(); | |
| 2022 if (t == next) | |
| 2023 t = this; | |
| 2024 else | |
| 2025 t = new TypeDArray(t); | |
| 2026 return t; | |
| 2027 } | |
| 2028 | |
| 2029 d_uns64 TypeDArray::size(Loc loc) | |
| 2030 { | |
| 2031 //printf("TypeDArray::size()\n"); | |
| 2032 return PTRSIZE * 2; | |
| 2033 } | |
| 2034 | |
| 2035 unsigned TypeDArray::alignsize() | |
| 2036 { | |
| 2037 // A DArray consists of two ptr-sized values, so align it on pointer size | |
| 2038 // boundary | |
| 2039 return PTRSIZE; | |
| 2040 } | |
| 2041 | |
| 2042 Type *TypeDArray::semantic(Loc loc, Scope *sc) | |
| 2043 { Type *tn = next; | |
| 2044 | |
| 2045 tn = next->semantic(loc,sc); | |
| 2046 Type *tbn = tn->toBasetype(); | |
| 2047 switch (tbn->ty) | |
| 2048 { | |
| 2049 case Tfunction: | |
| 2050 case Tnone: | |
| 2051 case Ttuple: | |
| 2052 error(loc, "can't have array of %s", tbn->toChars()); | |
| 2053 tn = next = tint32; | |
| 2054 break; | |
| 2055 } | |
| 2056 if (tn->isauto()) | |
| 2057 error(loc, "cannot have array of auto %s", tn->toChars()); | |
| 2058 if (next != tn) | |
| 2059 //deco = NULL; // redo | |
| 2060 return tn->arrayOf(); | |
| 2061 return merge(); | |
| 2062 } | |
| 2063 | |
| 2064 void TypeDArray::toDecoBuffer(OutBuffer *buf) | |
| 2065 { | |
| 2066 buf->writeByte(mangleChar[ty]); | |
| 2067 if (next) | |
| 2068 next->toDecoBuffer(buf); | |
| 2069 } | |
| 2070 | |
| 2071 void TypeDArray::toTypeInfoBuffer(OutBuffer *buf) | |
| 2072 { | |
| 2073 buf->writeByte(mangleChar[ty]); | |
| 2074 if (next) | |
| 2075 next->toTypeInfoBuffer(buf); | |
| 2076 } | |
| 2077 | |
| 2078 void TypeDArray::toPrettyBracket(OutBuffer *buf, HdrGenState *hgs) | |
| 2079 { | |
| 2080 buf->writestring("[]"); | |
| 2081 } | |
| 2082 | |
| 2083 Expression *TypeDArray::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 2084 { | |
| 2085 #if LOGDOTEXP | |
| 2086 printf("TypeDArray::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars()); | |
| 2087 #endif | |
| 2088 if (ident == Id::length) | |
| 2089 { | |
| 2090 if (e->op == TOKstring) | |
| 2091 { StringExp *se = (StringExp *)e; | |
| 2092 | |
| 2093 return new IntegerExp(se->loc, se->len, Type::tindex); | |
| 2094 } | |
| 2095 e = new ArrayLengthExp(e->loc, e); | |
| 2096 e->type = Type::tsize_t; | |
| 2097 return e; | |
| 2098 } | |
| 2099 else if (ident == Id::ptr) | |
| 2100 { | |
| 2101 e = e->castTo(sc, next->pointerTo()); | |
| 2102 return e; | |
| 2103 } | |
| 2104 else | |
| 2105 { | |
| 2106 e = TypeArray::dotExp(sc, e, ident); | |
| 2107 } | |
| 2108 return e; | |
| 2109 } | |
| 2110 | |
| 2111 int TypeDArray::isString() | |
| 2112 { | |
| 2113 TY nty = next->toBasetype()->ty; | |
| 2114 return nty == Tchar || nty == Twchar || nty == Tdchar; | |
| 2115 } | |
| 2116 | |
| 2117 MATCH TypeDArray::implicitConvTo(Type *to) | |
| 2118 { | |
| 2119 //printf("TypeDArray::implicitConvTo()\n"); | |
| 2120 | |
| 2121 // Allow implicit conversion of array to pointer | |
| 2122 if (IMPLICIT_ARRAY_TO_PTR && | |
| 2123 to->ty == Tpointer && | |
| 2124 (to->next->ty == Tvoid || next->equals(to->next) /*|| to->next->isBaseOf(next)*/)) | |
| 2125 { | |
| 2126 return MATCHconvert; | |
| 2127 } | |
| 2128 | |
| 2129 if (to->ty == Tarray) | |
| 2130 { int offset = 0; | |
| 2131 | |
| 2132 if ((to->next->isBaseOf(next, &offset) && offset == 0) || | |
| 2133 to->next->ty == Tvoid) | |
| 2134 return MATCHconvert; | |
| 2135 } | |
| 2136 return Type::implicitConvTo(to); | |
| 2137 } | |
| 2138 | |
| 92 | 2139 Expression *TypeDArray::defaultInit(Loc loc) |
| 1 | 2140 { |
| 2141 #if LOGDEFAULTINIT | |
| 2142 printf("TypeDArray::defaultInit() '%s'\n", toChars()); | |
| 2143 #endif | |
| 2144 Expression *e; | |
| 92 | 2145 e = new NullExp(loc); |
| 1 | 2146 e->type = this; |
| 2147 return e; | |
| 2148 } | |
| 2149 | |
| 2150 int TypeDArray::isZeroInit() | |
| 2151 { | |
| 2152 return 1; | |
| 2153 } | |
| 2154 | |
| 2155 int TypeDArray::checkBoolean() | |
| 2156 { | |
| 2157 return TRUE; | |
| 2158 } | |
| 2159 | |
| 2160 int TypeDArray::hasPointers() | |
| 2161 { | |
| 2162 return TRUE; | |
| 2163 } | |
| 2164 | |
| 2165 /***************************** TypeAArray *****************************/ | |
| 2166 | |
| 2167 TypeAArray::TypeAArray(Type *t, Type *index) | |
| 2168 : TypeArray(Taarray, t) | |
| 2169 { | |
| 2170 this->index = index; | |
| 2171 this->key = NULL; | |
| 2172 } | |
| 2173 | |
| 2174 Type *TypeAArray::syntaxCopy() | |
| 2175 { | |
| 2176 Type *t = next->syntaxCopy(); | |
| 2177 Type *ti = index->syntaxCopy(); | |
| 2178 if (t == next && ti == index) | |
| 2179 t = this; | |
| 2180 else | |
| 2181 t = new TypeAArray(t, ti); | |
| 2182 return t; | |
| 2183 } | |
| 2184 | |
| 2185 d_uns64 TypeAArray::size(Loc loc) | |
| 2186 { | |
| 2187 return PTRSIZE /* * 2*/; | |
| 2188 } | |
| 2189 | |
| 2190 | |
| 2191 Type *TypeAArray::semantic(Loc loc, Scope *sc) | |
| 2192 { | |
| 2193 //printf("TypeAArray::semantic() %s index->ty = %d\n", toChars(), index->ty); | |
| 2194 | |
| 2195 // Deal with the case where we thought the index was a type, but | |
| 2196 // in reality it was an expression. | |
| 2197 if (index->ty == Tident || index->ty == Tinstance || index->ty == Tsarray) | |
| 2198 { | |
| 2199 Expression *e; | |
| 2200 Type *t; | |
| 2201 Dsymbol *s; | |
| 2202 | |
| 2203 index->resolve(loc, sc, &e, &t, &s); | |
| 2204 if (e) | |
| 2205 { // It was an expression - | |
| 2206 // Rewrite as a static array | |
| 2207 TypeSArray *tsa; | |
| 2208 | |
| 2209 tsa = new TypeSArray(next, e); | |
| 2210 return tsa->semantic(loc,sc); | |
| 2211 } | |
| 2212 else if (t) | |
| 2213 index = t; | |
| 2214 else | |
| 2215 index->error(loc, "index is not a type or an expression"); | |
| 2216 } | |
| 2217 else | |
| 2218 index = index->semantic(loc,sc); | |
| 2219 | |
| 2220 // Compute key type; the purpose of the key type is to | |
| 2221 // minimize the permutations of runtime library | |
| 2222 // routines as much as possible. | |
| 2223 key = index->toBasetype(); | |
| 2224 switch (key->ty) | |
| 2225 { | |
| 2226 #if 0 | |
| 2227 case Tint8: | |
| 2228 case Tuns8: | |
| 2229 case Tint16: | |
| 2230 case Tuns16: | |
| 2231 key = tint32; | |
| 2232 break; | |
| 2233 #endif | |
| 2234 | |
| 2235 case Tsarray: | |
| 2236 #if 0 | |
| 2237 // Convert to Tarray | |
| 2238 key = key->next->arrayOf(); | |
| 2239 #endif | |
| 2240 break; | |
| 2241 case Tbit: | |
| 2242 case Tbool: | |
| 2243 case Tfunction: | |
| 2244 case Tvoid: | |
| 2245 case Tnone: | |
| 2246 error(loc, "can't have associative array key of %s", key->toChars()); | |
| 2247 break; | |
| 2248 } | |
| 2249 next = next->semantic(loc,sc); | |
| 2250 switch (next->toBasetype()->ty) | |
| 2251 { | |
| 2252 case Tfunction: | |
| 2253 case Tnone: | |
| 2254 error(loc, "can't have associative array of %s", next->toChars()); | |
| 2255 break; | |
| 2256 } | |
| 2257 if (next->isauto()) | |
| 2258 error(loc, "cannot have array of auto %s", next->toChars()); | |
| 2259 | |
| 2260 return merge(); | |
| 2261 } | |
| 2262 | |
| 2263 Expression *TypeAArray::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 2264 { | |
| 2265 #if LOGDOTEXP | |
| 2266 printf("TypeAArray::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars()); | |
| 2267 #endif | |
| 2268 if (ident == Id::length) | |
| 2269 { | |
| 2270 Expression *ec; | |
| 2271 FuncDeclaration *fd; | |
| 2272 Expressions *arguments; | |
| 2273 | |
| 2274 fd = FuncDeclaration::genCfunc(Type::tsize_t, Id::aaLen); | |
|
136
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diff
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|
2275 fd->runTimeHack = true; |
| 1 | 2276 ec = new VarExp(0, fd); |
| 2277 arguments = new Expressions(); | |
| 2278 arguments->push(e); | |
| 2279 e = new CallExp(e->loc, ec, arguments); | |
| 2280 e->type = fd->type->next; | |
| 2281 } | |
| 2282 else if (ident == Id::keys) | |
| 2283 { | |
| 2284 Expression *ec; | |
| 2285 FuncDeclaration *fd; | |
| 2286 Expressions *arguments; | |
| 2287 int size = key->size(e->loc); | |
| 2288 | |
| 2289 assert(size); | |
| 127 | 2290 fd = FuncDeclaration::genCfunc(Type::tvoid->arrayOf(), Id::aaKeys); |
|
136
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[svn r140] did a lot of the work towards being able to pass multiple modules on the command line. not complete yet though
lindquist
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131
diff
changeset
|
2291 fd->runTimeHack = true; |
| 1 | 2292 ec = new VarExp(0, fd); |
| 2293 arguments = new Expressions(); | |
| 2294 arguments->push(e); | |
| 2295 arguments->push(new IntegerExp(0, size, Type::tsize_t)); | |
| 2296 e = new CallExp(e->loc, ec, arguments); | |
| 2297 e->type = index->arrayOf(); | |
| 2298 } | |
| 2299 else if (ident == Id::values) | |
| 2300 { | |
| 2301 Expression *ec; | |
| 2302 FuncDeclaration *fd; | |
| 2303 Expressions *arguments; | |
| 2304 | |
| 127 | 2305 fd = FuncDeclaration::genCfunc(Type::tvoid->arrayOf(), Id::aaValues); |
|
136
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[svn r140] did a lot of the work towards being able to pass multiple modules on the command line. not complete yet though
lindquist
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131
diff
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|
2306 fd->runTimeHack = true; |
| 1 | 2307 ec = new VarExp(0, fd); |
| 2308 arguments = new Expressions(); | |
| 2309 arguments->push(e); | |
| 2310 size_t keysize = key->size(e->loc); | |
| 127 | 2311 keysize = (keysize + 4 - 1) & ~(4 - 1); |
| 1 | 2312 arguments->push(new IntegerExp(0, keysize, Type::tsize_t)); |
| 2313 arguments->push(new IntegerExp(0, next->size(e->loc), Type::tsize_t)); | |
| 2314 e = new CallExp(e->loc, ec, arguments); | |
| 2315 e->type = next->arrayOf(); | |
| 2316 } | |
| 2317 else if (ident == Id::rehash) | |
| 2318 { | |
| 2319 Expression *ec; | |
| 2320 FuncDeclaration *fd; | |
| 2321 Expressions *arguments; | |
| 2322 | |
| 127 | 2323 fd = FuncDeclaration::genCfunc(Type::tvoid->pointerTo(), Id::aaRehash); |
|
136
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lindquist
parents:
131
diff
changeset
|
2324 fd->runTimeHack = true; |
| 1 | 2325 ec = new VarExp(0, fd); |
| 2326 arguments = new Expressions(); | |
| 2327 arguments->push(e->addressOf(sc)); | |
| 2328 arguments->push(key->getInternalTypeInfo(sc)); | |
| 2329 e = new CallExp(e->loc, ec, arguments); | |
| 2330 e->type = this; | |
| 2331 } | |
| 2332 else | |
| 2333 { | |
| 2334 e = Type::dotExp(sc, e, ident); | |
| 2335 } | |
| 2336 return e; | |
| 2337 } | |
| 2338 | |
| 2339 void TypeAArray::toDecoBuffer(OutBuffer *buf) | |
| 2340 { | |
| 2341 buf->writeByte(mangleChar[ty]); | |
| 2342 index->toDecoBuffer(buf); | |
| 2343 next->toDecoBuffer(buf); | |
| 2344 } | |
| 2345 | |
| 2346 void TypeAArray::toPrettyBracket(OutBuffer *buf, HdrGenState *hgs) | |
| 2347 { | |
| 2348 buf->writeByte('['); | |
| 2349 { OutBuffer ibuf; | |
| 2350 | |
| 2351 index->toCBuffer2(&ibuf, NULL, hgs); | |
| 2352 buf->write(&ibuf); | |
| 2353 } | |
| 2354 buf->writeByte(']'); | |
| 2355 } | |
| 2356 | |
| 92 | 2357 Expression *TypeAArray::defaultInit(Loc loc) |
| 1 | 2358 { |
| 2359 #if LOGDEFAULTINIT | |
| 2360 printf("TypeAArray::defaultInit() '%s'\n", toChars()); | |
| 2361 #endif | |
| 2362 Expression *e; | |
| 92 | 2363 e = new NullExp(loc); |
| 1 | 2364 e->type = this; |
| 2365 return e; | |
| 2366 } | |
| 2367 | |
| 2368 int TypeAArray::checkBoolean() | |
| 2369 { | |
| 2370 return TRUE; | |
| 2371 } | |
| 2372 | |
| 2373 int TypeAArray::hasPointers() | |
| 2374 { | |
| 2375 return TRUE; | |
| 2376 } | |
| 2377 | |
| 2378 /***************************** TypePointer *****************************/ | |
| 2379 | |
| 2380 TypePointer::TypePointer(Type *t) | |
| 2381 : Type(Tpointer, t) | |
| 2382 { | |
| 2383 } | |
| 2384 | |
| 2385 Type *TypePointer::syntaxCopy() | |
| 2386 { | |
| 2387 Type *t = next->syntaxCopy(); | |
| 2388 if (t == next) | |
| 2389 t = this; | |
| 2390 else | |
| 2391 t = new TypePointer(t); | |
| 2392 return t; | |
| 2393 } | |
| 2394 | |
| 2395 Type *TypePointer::semantic(Loc loc, Scope *sc) | |
| 2396 { | |
| 2397 //printf("TypePointer::semantic()\n"); | |
| 2398 Type *n = next->semantic(loc, sc); | |
| 2399 switch (n->toBasetype()->ty) | |
| 2400 { | |
| 2401 case Ttuple: | |
| 2402 error(loc, "can't have pointer to %s", n->toChars()); | |
| 2403 n = tint32; | |
| 2404 break; | |
| 2405 } | |
| 2406 if (n != next) | |
| 2407 deco = NULL; | |
| 2408 next = n; | |
| 2409 return merge(); | |
| 2410 } | |
| 2411 | |
| 2412 | |
| 2413 d_uns64 TypePointer::size(Loc loc) | |
| 2414 { | |
| 2415 return PTRSIZE; | |
| 2416 } | |
| 2417 | |
| 2418 void TypePointer::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs) | |
| 2419 { | |
| 2420 //printf("TypePointer::toCBuffer2() next = %d\n", next->ty); | |
| 2421 buf->prependstring("*"); | |
| 2422 if (ident) | |
| 2423 { | |
| 2424 buf->writeByte(' '); | |
| 2425 buf->writestring(ident->toChars()); | |
| 2426 } | |
| 2427 next->toCBuffer2(buf, NULL, hgs); | |
| 2428 } | |
| 2429 | |
| 2430 MATCH TypePointer::implicitConvTo(Type *to) | |
| 2431 { | |
| 2432 //printf("TypePointer::implicitConvTo()\n"); | |
| 2433 | |
| 2434 if (this == to) | |
| 2435 return MATCHexact; | |
| 2436 if (to->ty == Tpointer && to->next) | |
| 2437 { | |
| 2438 if (to->next->ty == Tvoid) | |
| 2439 return MATCHconvert; | |
| 2440 | |
| 2441 #if 0 | |
| 2442 if (to->next->isBaseOf(next)) | |
| 2443 return MATCHconvert; | |
| 2444 #endif | |
| 2445 | |
| 2446 if (next->ty == Tfunction && to->next->ty == Tfunction) | |
| 2447 { TypeFunction *tf; | |
| 2448 TypeFunction *tfto; | |
| 2449 | |
| 2450 tf = (TypeFunction *)(next); | |
| 2451 tfto = (TypeFunction *)(to->next); | |
| 2452 return tfto->equals(tf) ? MATCHexact : MATCHnomatch; | |
| 2453 } | |
| 2454 } | |
| 2455 // if (to->ty == Tvoid) | |
| 2456 // return MATCHconvert; | |
| 2457 return MATCHnomatch; | |
| 2458 } | |
| 2459 | |
| 2460 int TypePointer::isscalar() | |
| 2461 { | |
| 2462 return TRUE; | |
| 2463 } | |
| 2464 | |
| 92 | 2465 Expression *TypePointer::defaultInit(Loc loc) |
| 1 | 2466 { |
| 2467 #if LOGDEFAULTINIT | |
| 2468 printf("TypePointer::defaultInit() '%s'\n", toChars()); | |
| 2469 #endif | |
| 2470 Expression *e; | |
| 92 | 2471 e = new NullExp(loc); |
| 1 | 2472 e->type = this; |
| 2473 return e; | |
| 2474 } | |
| 2475 | |
| 2476 int TypePointer::isZeroInit() | |
| 2477 { | |
| 2478 return 1; | |
| 2479 } | |
| 2480 | |
| 2481 int TypePointer::hasPointers() | |
| 2482 { | |
| 2483 return TRUE; | |
| 2484 } | |
| 2485 | |
| 2486 | |
| 2487 /***************************** TypeReference *****************************/ | |
| 2488 | |
| 2489 TypeReference::TypeReference(Type *t) | |
| 2490 : Type(Treference, t) | |
| 2491 { | |
| 2492 if (t->ty == Tbit) | |
| 2493 error(0,"cannot make reference to a bit"); | |
| 2494 // BUG: what about references to static arrays? | |
| 2495 } | |
| 2496 | |
| 2497 Type *TypeReference::syntaxCopy() | |
| 2498 { | |
| 2499 Type *t = next->syntaxCopy(); | |
| 2500 if (t == next) | |
| 2501 t = this; | |
| 2502 else | |
| 2503 t = new TypeReference(t); | |
| 2504 return t; | |
| 2505 } | |
| 2506 | |
| 2507 d_uns64 TypeReference::size(Loc loc) | |
| 2508 { | |
| 2509 return PTRSIZE; | |
| 2510 } | |
| 2511 | |
| 2512 void TypeReference::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs) | |
| 2513 { | |
| 2514 buf->prependstring("&"); | |
| 2515 if (ident) | |
| 2516 { | |
| 2517 buf->writestring(ident->toChars()); | |
| 2518 } | |
| 2519 next->toCBuffer2(buf, NULL, hgs); | |
| 2520 } | |
| 2521 | |
| 2522 Expression *TypeReference::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 2523 { | |
| 2524 #if LOGDOTEXP | |
| 2525 printf("TypeReference::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars()); | |
| 2526 #endif | |
| 2527 | |
| 2528 // References just forward things along | |
| 2529 return next->dotExp(sc, e, ident); | |
| 2530 } | |
| 2531 | |
| 92 | 2532 Expression *TypeReference::defaultInit(Loc loc) |
| 1 | 2533 { |
| 2534 #if LOGDEFAULTINIT | |
| 2535 printf("TypeReference::defaultInit() '%s'\n", toChars()); | |
| 2536 #endif | |
| 2537 Expression *e; | |
| 92 | 2538 e = new NullExp(loc); |
| 1 | 2539 e->type = this; |
| 2540 return e; | |
| 2541 } | |
| 2542 | |
| 2543 int TypeReference::isZeroInit() | |
| 2544 { | |
| 2545 return 1; | |
| 2546 } | |
| 2547 | |
| 2548 | |
| 2549 /***************************** TypeFunction *****************************/ | |
| 2550 | |
| 2551 TypeFunction::TypeFunction(Arguments *parameters, Type *treturn, int varargs, enum LINK linkage) | |
| 2552 : Type(Tfunction, treturn) | |
| 2553 { | |
| 2554 //if (!treturn) *(char*)0=0; | |
| 2555 // assert(treturn); | |
| 2556 this->parameters = parameters; | |
| 2557 this->varargs = varargs; | |
| 2558 this->linkage = linkage; | |
| 2559 this->inuse = 0; | |
| 2560 this->llvmRetInPtr = false; | |
| 9 | 2561 this->llvmUsesThis = false; |
| 1 | 2562 } |
| 2563 | |
| 2564 Type *TypeFunction::syntaxCopy() | |
| 2565 { | |
| 2566 Type *treturn = next ? next->syntaxCopy() : NULL; | |
| 2567 Arguments *params = Argument::arraySyntaxCopy(parameters); | |
| 2568 Type *t = new TypeFunction(params, treturn, varargs, linkage); | |
| 2569 return t; | |
| 2570 } | |
| 2571 | |
| 2572 /******************************* | |
| 2573 * Returns: | |
| 2574 * 0 types are distinct | |
| 2575 * 1 this is covariant with t | |
| 2576 * 2 arguments match as far as overloading goes, | |
| 2577 * but types are not covariant | |
| 2578 * 3 cannot determine covariance because of forward references | |
| 2579 */ | |
| 2580 | |
| 2581 int Type::covariant(Type *t) | |
| 2582 { | |
| 2583 #if 0 | |
| 2584 printf("Type::covariant(t = %s) %s\n", t->toChars(), toChars()); | |
| 2585 printf("deco = %p, %p\n", deco, t->deco); | |
| 2586 printf("ty = %d\n", next->ty); | |
| 2587 #endif | |
| 2588 | |
| 2589 int inoutmismatch = 0; | |
| 2590 | |
| 2591 if (equals(t)) | |
| 2592 goto Lcovariant; | |
| 2593 if (ty != Tfunction || t->ty != Tfunction) | |
| 2594 goto Ldistinct; | |
| 2595 | |
| 2596 { | |
| 2597 TypeFunction *t1 = (TypeFunction *)this; | |
| 2598 TypeFunction *t2 = (TypeFunction *)t; | |
| 2599 | |
| 2600 if (t1->varargs != t2->varargs) | |
| 2601 goto Ldistinct; | |
| 2602 | |
| 2603 if (t1->parameters && t2->parameters) | |
| 2604 { | |
| 2605 size_t dim = Argument::dim(t1->parameters); | |
| 2606 if (dim != Argument::dim(t2->parameters)) | |
| 2607 goto Ldistinct; | |
| 2608 | |
| 2609 for (size_t i = 0; i < dim; i++) | |
| 2610 { Argument *arg1 = Argument::getNth(t1->parameters, i); | |
| 2611 Argument *arg2 = Argument::getNth(t2->parameters, i); | |
| 2612 | |
| 2613 if (!arg1->type->equals(arg2->type)) | |
| 2614 goto Ldistinct; | |
| 2615 if (arg1->storageClass != arg2->storageClass) | |
| 2616 inoutmismatch = 1; | |
| 2617 } | |
| 2618 } | |
| 2619 else if (t1->parameters != t2->parameters) | |
| 2620 goto Ldistinct; | |
| 2621 | |
| 2622 // The argument lists match | |
| 2623 if (inoutmismatch) | |
| 2624 goto Lnotcovariant; | |
| 2625 if (t1->linkage != t2->linkage) | |
| 2626 goto Lnotcovariant; | |
| 2627 | |
| 2628 Type *t1n = t1->next; | |
| 2629 Type *t2n = t2->next; | |
| 2630 | |
| 2631 if (t1n->equals(t2n)) | |
| 2632 goto Lcovariant; | |
| 2633 if (t1n->ty != Tclass || t2n->ty != Tclass) | |
| 2634 goto Lnotcovariant; | |
| 2635 | |
| 2636 // If t1n is forward referenced: | |
| 2637 ClassDeclaration *cd = ((TypeClass *)t1n)->sym; | |
| 2638 if (!cd->baseClass && cd->baseclasses.dim && !cd->isInterfaceDeclaration()) | |
| 2639 { | |
| 2640 return 3; | |
| 2641 } | |
| 2642 | |
| 2643 if (t1n->implicitConvTo(t2n)) | |
| 2644 goto Lcovariant; | |
| 2645 goto Lnotcovariant; | |
| 2646 } | |
| 2647 | |
| 2648 Lcovariant: | |
| 2649 //printf("\tcovaraint: 1\n"); | |
| 2650 return 1; | |
| 2651 | |
| 2652 Ldistinct: | |
| 2653 //printf("\tcovaraint: 0\n"); | |
| 2654 return 0; | |
| 2655 | |
| 2656 Lnotcovariant: | |
| 2657 //printf("\tcovaraint: 2\n"); | |
| 2658 return 2; | |
| 2659 } | |
| 2660 | |
| 2661 void TypeFunction::toDecoBuffer(OutBuffer *buf) | |
| 2662 { unsigned char mc; | |
| 2663 | |
| 2664 //printf("TypeFunction::toDecoBuffer() this = %p %s\n", this, toChars()); | |
| 2665 //static int nest; if (++nest == 50) *(char*)0=0; | |
| 2666 if (inuse) | |
| 2667 { inuse = 2; // flag error to caller | |
| 2668 return; | |
| 2669 } | |
| 2670 inuse++; | |
| 2671 switch (linkage) | |
| 2672 { | |
| 2673 case LINKd: mc = 'F'; break; | |
| 2674 case LINKc: mc = 'U'; break; | |
| 2675 case LINKwindows: mc = 'W'; break; | |
| 2676 case LINKpascal: mc = 'V'; break; | |
| 2677 case LINKcpp: mc = 'R'; break; | |
| 2678 default: | |
| 2679 assert(0); | |
| 2680 } | |
| 2681 buf->writeByte(mc); | |
| 2682 // Write argument types | |
| 2683 Argument::argsToDecoBuffer(buf, parameters); | |
| 2684 //if (buf->data[buf->offset - 1] == '@') halt(); | |
| 2685 buf->writeByte('Z' - varargs); // mark end of arg list | |
| 2686 next->toDecoBuffer(buf); | |
| 2687 inuse--; | |
| 2688 } | |
| 2689 | |
| 2690 void TypeFunction::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs) | |
| 2691 { | |
| 2692 char *p = NULL; | |
| 2693 | |
| 2694 if (inuse) | |
| 2695 { inuse = 2; // flag error to caller | |
| 2696 return; | |
| 2697 } | |
| 2698 inuse++; | |
| 2699 if (hgs->ddoc != 1) | |
| 2700 { | |
| 2701 switch (linkage) | |
| 2702 { | |
| 2703 case LINKd: p = NULL; break; | |
| 2704 case LINKc: p = "C "; break; | |
| 2705 case LINKwindows: p = "Windows "; break; | |
| 2706 case LINKpascal: p = "Pascal "; break; | |
| 2707 case LINKcpp: p = "C++ "; break; | |
| 2708 default: | |
| 2709 assert(0); | |
| 2710 } | |
| 2711 } | |
| 2712 | |
| 2713 if (buf->offset) | |
| 2714 { | |
| 2715 if (!hgs->hdrgen && p) | |
| 2716 buf->prependstring(p); | |
| 2717 buf->bracket('(', ')'); | |
| 2718 assert(!ident); | |
| 2719 } | |
| 2720 else | |
| 2721 { | |
| 2722 if (!hgs->hdrgen && p) | |
| 2723 buf->writestring(p); | |
| 2724 if (ident) | |
| 2725 { buf->writeByte(' '); | |
| 2726 buf->writestring(ident->toHChars2()); | |
| 2727 } | |
| 2728 } | |
| 2729 Argument::argsToCBuffer(buf, hgs, parameters, varargs); | |
| 2730 if (next && (!ident || ident->toHChars2() == ident->toChars())) | |
| 2731 next->toCBuffer2(buf, NULL, hgs); | |
| 2732 inuse--; | |
| 2733 } | |
| 2734 | |
| 2735 Type *TypeFunction::semantic(Loc loc, Scope *sc) | |
| 2736 { | |
| 2737 if (deco) // if semantic() already run | |
| 2738 { | |
| 2739 //printf("already done\n"); | |
| 2740 return this; | |
| 2741 } | |
| 2742 //printf("TypeFunction::semantic() this = %p\n", this); | |
| 2743 | |
| 130 | 2744 TypeFunction *tf = (TypeFunction *)mem.malloc(sizeof(TypeFunction)); |
| 2745 memcpy(tf, this, sizeof(TypeFunction)); | |
| 2746 if (parameters) | |
| 2747 { tf->parameters = (Arguments *)parameters->copy(); | |
| 2748 for (size_t i = 0; i < parameters->dim; i++) | |
| 2749 { Argument *arg = (Argument *)parameters->data[i]; | |
| 2750 Argument *cpy = (Argument *)mem.malloc(sizeof(Argument)); | |
| 2751 memcpy(cpy, arg, sizeof(Argument)); | |
| 2752 tf->parameters->data[i] = (void *)cpy; | |
| 2753 } | |
| 2754 } | |
| 2755 | |
| 2756 tf->linkage = sc->linkage; | |
| 2757 if (!tf->next) | |
| 1 | 2758 { |
| 2759 assert(global.errors); | |
| 130 | 2760 tf->next = tvoid; |
| 2761 } | |
| 2762 tf->next = tf->next->semantic(loc,sc); | |
| 2763 if (tf->next->toBasetype()->ty == Tsarray) | |
| 2764 { error(loc, "functions cannot return static array %s", tf->next->toChars()); | |
| 2765 tf->next = Type::terror; | |
| 2766 } | |
| 2767 if (tf->next->toBasetype()->ty == Tfunction) | |
| 1 | 2768 { error(loc, "functions cannot return a function"); |
| 130 | 2769 tf->next = Type::terror; |
| 2770 } | |
| 2771 if (tf->next->toBasetype()->ty == Ttuple) | |
| 1 | 2772 { error(loc, "functions cannot return a tuple"); |
| 130 | 2773 tf->next = Type::terror; |
| 2774 } | |
| 2775 if (tf->next->isauto() && !(sc->flags & SCOPEctor)) | |
| 2776 error(loc, "functions cannot return auto %s", tf->next->toChars()); | |
| 2777 | |
| 2778 if (tf->parameters) | |
| 2779 { size_t dim = Argument::dim(tf->parameters); | |
| 1 | 2780 |
| 2781 for (size_t i = 0; i < dim; i++) | |
| 130 | 2782 { Argument *arg = Argument::getNth(tf->parameters, i); |
| 1 | 2783 Type *t; |
| 2784 | |
| 130 | 2785 tf->inuse++; |
| 1 | 2786 arg->type = arg->type->semantic(loc,sc); |
| 130 | 2787 if (tf->inuse == 1) tf->inuse--; |
| 1 | 2788 t = arg->type->toBasetype(); |
| 2789 | |
| 2790 if (arg->storageClass & (STCout | STCref | STClazy)) | |
| 2791 { | |
| 2792 if (t->ty == Tsarray) | |
| 2793 error(loc, "cannot have out or ref parameter of type %s", t->toChars()); | |
| 2794 } | |
| 2795 if (!(arg->storageClass & STClazy) && t->ty == Tvoid) | |
| 2796 error(loc, "cannot have parameter of type %s", arg->type->toChars()); | |
| 2797 | |
| 2798 if (arg->defaultArg) | |
| 2799 { | |
| 2800 arg->defaultArg = arg->defaultArg->semantic(sc); | |
| 2801 arg->defaultArg = resolveProperties(sc, arg->defaultArg); | |
| 2802 arg->defaultArg = arg->defaultArg->implicitCastTo(sc, arg->type); | |
| 2803 } | |
| 2804 | |
| 2805 /* If arg turns out to be a tuple, the number of parameters may | |
| 2806 * change. | |
| 2807 */ | |
| 2808 if (t->ty == Ttuple) | |
| 130 | 2809 { dim = Argument::dim(tf->parameters); |
| 1 | 2810 i--; |
| 2811 } | |
| 2812 } | |
| 2813 } | |
| 130 | 2814 tf->deco = tf->merge()->deco; |
| 2815 | |
| 2816 if (tf->inuse) | |
| 1 | 2817 { error(loc, "recursive type"); |
| 130 | 2818 tf->inuse = 0; |
| 1 | 2819 return terror; |
| 2820 } | |
| 2821 | |
| 130 | 2822 if (tf->varargs == 1 && tf->linkage != LINKd && Argument::dim(tf->parameters) == 0) |
| 1 | 2823 error(loc, "variadic functions with non-D linkage must have at least one parameter"); |
| 2824 | |
| 2825 /* Don't return merge(), because arg identifiers and default args | |
| 2826 * can be different | |
| 2827 * even though the types match | |
| 2828 */ | |
| 130 | 2829 return tf; |
| 1 | 2830 } |
| 2831 | |
| 2832 /******************************** | |
| 2833 * 'args' are being matched to function 'this' | |
| 2834 * Determine match level. | |
| 2835 * Returns: | |
| 2836 * MATCHxxxx | |
| 2837 */ | |
| 2838 | |
| 2839 int TypeFunction::callMatch(Expressions *args) | |
| 2840 { | |
| 2841 //printf("TypeFunction::callMatch()\n"); | |
| 2842 int match = MATCHexact; // assume exact match | |
| 2843 | |
| 2844 size_t nparams = Argument::dim(parameters); | |
| 2845 size_t nargs = args ? args->dim : 0; | |
| 2846 if (nparams == nargs) | |
| 2847 ; | |
| 2848 else if (nargs > nparams) | |
| 2849 { | |
| 2850 if (varargs == 0) | |
| 2851 goto Nomatch; // too many args; no match | |
| 2852 match = MATCHconvert; // match ... with a "conversion" match level | |
| 2853 } | |
| 2854 | |
| 2855 for (size_t u = 0; u < nparams; u++) | |
| 2856 { int m; | |
| 2857 Expression *arg; | |
| 2858 | |
| 2859 // BUG: what about out and ref? | |
| 2860 | |
| 2861 Argument *p = Argument::getNth(parameters, u); | |
| 2862 assert(p); | |
| 2863 if (u >= nargs) | |
| 2864 { | |
| 2865 if (p->defaultArg) | |
| 2866 continue; | |
| 2867 if (varargs == 2 && u + 1 == nparams) | |
| 2868 goto L1; | |
| 2869 goto Nomatch; // not enough arguments | |
| 2870 } | |
| 2871 arg = (Expression *)args->data[u]; | |
| 2872 assert(arg); | |
| 2873 if (p->storageClass & STClazy && p->type->ty == Tvoid && arg->type->ty != Tvoid) | |
| 2874 m = MATCHconvert; | |
| 2875 else | |
| 2876 m = arg->implicitConvTo(p->type); | |
| 2877 //printf("\tm = %d\n", m); | |
| 2878 if (m == MATCHnomatch) // if no match | |
| 2879 { | |
| 2880 L1: | |
| 2881 if (varargs == 2 && u + 1 == nparams) // if last varargs param | |
| 2882 { Type *tb = p->type->toBasetype(); | |
| 2883 TypeSArray *tsa; | |
| 2884 integer_t sz; | |
| 2885 | |
| 2886 switch (tb->ty) | |
| 2887 { | |
| 2888 case Tsarray: | |
| 2889 tsa = (TypeSArray *)tb; | |
| 2890 sz = tsa->dim->toInteger(); | |
| 2891 if (sz != nargs - u) | |
| 2892 goto Nomatch; | |
| 2893 case Tarray: | |
| 2894 for (; u < nargs; u++) | |
| 2895 { | |
| 2896 arg = (Expression *)args->data[u]; | |
| 2897 assert(arg); | |
| 2898 #if 1 | |
| 2899 /* If lazy array of delegates, | |
| 2900 * convert arg(s) to delegate(s) | |
| 2901 */ | |
| 2902 Type *tret = p->isLazyArray(); | |
| 2903 if (tret) | |
| 2904 { | |
| 2905 if (tb->next->equals(arg->type)) | |
| 2906 { m = MATCHexact; | |
| 2907 } | |
| 2908 else | |
| 2909 { | |
| 2910 m = arg->implicitConvTo(tret); | |
| 2911 if (m == MATCHnomatch) | |
| 2912 { | |
| 2913 if (tret->toBasetype()->ty == Tvoid) | |
| 2914 m = MATCHconvert; | |
| 2915 } | |
| 2916 } | |
| 2917 } | |
| 2918 else | |
| 2919 m = arg->implicitConvTo(tb->next); | |
| 2920 #else | |
| 2921 m = arg->implicitConvTo(tb->next); | |
| 2922 #endif | |
| 2923 if (m == 0) | |
| 2924 goto Nomatch; | |
| 2925 if (m < match) | |
| 2926 match = m; | |
| 2927 } | |
| 2928 goto Ldone; | |
| 2929 | |
| 2930 case Tclass: | |
| 2931 // Should see if there's a constructor match? | |
| 2932 // Or just leave it ambiguous? | |
| 2933 goto Ldone; | |
| 2934 | |
| 2935 default: | |
| 2936 goto Nomatch; | |
| 2937 } | |
| 2938 } | |
| 2939 goto Nomatch; | |
| 2940 } | |
| 2941 if (m < match) | |
| 2942 match = m; // pick worst match | |
| 2943 } | |
| 2944 | |
| 2945 Ldone: | |
| 2946 //printf("match = %d\n", match); | |
| 2947 return match; | |
| 2948 | |
| 2949 Nomatch: | |
| 2950 //printf("no match\n"); | |
| 2951 return MATCHnomatch; | |
| 2952 } | |
| 2953 | |
| 2954 Type *TypeFunction::reliesOnTident() | |
| 2955 { | |
| 2956 if (parameters) | |
| 2957 { | |
| 2958 for (size_t i = 0; i < parameters->dim; i++) | |
| 2959 { Argument *arg = (Argument *)parameters->data[i]; | |
| 2960 Type *t = arg->type->reliesOnTident(); | |
| 2961 if (t) | |
| 2962 return t; | |
| 2963 } | |
| 2964 } | |
| 2965 return next->reliesOnTident(); | |
| 2966 } | |
| 2967 | |
| 2968 /***************************** TypeDelegate *****************************/ | |
| 2969 | |
| 2970 TypeDelegate::TypeDelegate(Type *t) | |
| 2971 : Type(Tfunction, t) | |
| 2972 { | |
| 2973 ty = Tdelegate; | |
| 2974 } | |
| 2975 | |
| 2976 Type *TypeDelegate::syntaxCopy() | |
| 2977 { | |
| 2978 Type *t = next->syntaxCopy(); | |
| 2979 if (t == next) | |
| 2980 t = this; | |
| 2981 else | |
| 2982 t = new TypeDelegate(t); | |
| 2983 return t; | |
| 2984 } | |
| 2985 | |
| 2986 Type *TypeDelegate::semantic(Loc loc, Scope *sc) | |
| 2987 { | |
| 2988 if (deco) // if semantic() already run | |
| 2989 { | |
| 2990 //printf("already done\n"); | |
| 2991 return this; | |
| 2992 } | |
| 2993 next = next->semantic(loc,sc); | |
| 2994 return merge(); | |
| 2995 } | |
| 2996 | |
| 2997 d_uns64 TypeDelegate::size(Loc loc) | |
| 2998 { | |
| 2999 return PTRSIZE * 2; | |
| 3000 } | |
| 3001 | |
| 3002 void TypeDelegate::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs) | |
| 3003 { | |
| 3004 #if 1 | |
| 3005 OutBuffer args; | |
| 3006 TypeFunction *tf = (TypeFunction *)next; | |
| 3007 | |
| 3008 Argument::argsToCBuffer(&args, hgs, tf->parameters, tf->varargs); | |
| 3009 buf->prependstring(args.toChars()); | |
| 3010 buf->prependstring(" delegate"); | |
| 3011 if (ident) | |
| 3012 { | |
| 3013 buf->writeByte(' '); | |
| 3014 buf->writestring(ident->toChars()); | |
| 3015 } | |
| 3016 next->next->toCBuffer2(buf, NULL, hgs); | |
| 3017 #else | |
| 3018 next->toCBuffer2(buf, Id::delegate, hgs); | |
| 3019 if (ident) | |
| 3020 { | |
| 3021 buf->writestring(ident->toChars()); | |
| 3022 } | |
| 3023 #endif | |
| 3024 } | |
| 3025 | |
| 92 | 3026 Expression *TypeDelegate::defaultInit(Loc loc) |
| 1 | 3027 { |
| 3028 #if LOGDEFAULTINIT | |
| 3029 printf("TypeDelegate::defaultInit() '%s'\n", toChars()); | |
| 3030 #endif | |
| 3031 Expression *e; | |
| 92 | 3032 e = new NullExp(loc); |
| 1 | 3033 e->type = this; |
| 3034 return e; | |
| 3035 } | |
| 3036 | |
| 3037 int TypeDelegate::isZeroInit() | |
| 3038 { | |
| 3039 return 1; | |
| 3040 } | |
| 3041 | |
| 3042 int TypeDelegate::checkBoolean() | |
| 3043 { | |
| 3044 return TRUE; | |
| 3045 } | |
| 3046 | |
| 3047 Expression *TypeDelegate::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 3048 { | |
| 3049 #if LOGDOTEXP | |
| 3050 printf("TypeDelegate::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars()); | |
| 3051 #endif | |
| 3052 if (ident == Id::ptr) | |
| 3053 { | |
| 3054 e->type = tvoidptr; | |
| 3055 return e; | |
| 3056 } | |
| 3057 else if (ident == Id::funcptr) | |
| 3058 { | |
| 3059 e = e->addressOf(sc); | |
| 3060 e->type = tvoidptr; | |
| 3061 e = new AddExp(e->loc, e, new IntegerExp(PTRSIZE)); | |
| 3062 e->type = tvoidptr; | |
| 3063 e = new PtrExp(e->loc, e); | |
| 3064 e->type = next->pointerTo(); | |
| 3065 return e; | |
| 3066 } | |
| 3067 else | |
| 3068 { | |
| 3069 e = Type::dotExp(sc, e, ident); | |
| 3070 } | |
| 3071 return e; | |
| 3072 } | |
| 3073 | |
| 3074 int TypeDelegate::hasPointers() | |
| 3075 { | |
| 3076 return TRUE; | |
| 3077 } | |
| 3078 | |
| 3079 | |
| 3080 | |
| 3081 /***************************** TypeQualified *****************************/ | |
| 3082 | |
| 3083 TypeQualified::TypeQualified(TY ty, Loc loc) | |
| 3084 : Type(ty, NULL) | |
| 3085 { | |
| 3086 this->loc = loc; | |
| 3087 } | |
| 3088 | |
| 3089 void TypeQualified::syntaxCopyHelper(TypeQualified *t) | |
| 3090 { | |
| 3091 //printf("TypeQualified::syntaxCopyHelper(%s) %s\n", t->toChars(), toChars()); | |
| 3092 idents.setDim(t->idents.dim); | |
| 3093 for (int i = 0; i < idents.dim; i++) | |
| 3094 { | |
| 3095 Identifier *id = (Identifier *)t->idents.data[i]; | |
| 3096 if (id->dyncast() == DYNCAST_DSYMBOL) | |
| 3097 { | |
| 3098 TemplateInstance *ti = (TemplateInstance *)id; | |
| 3099 | |
| 3100 ti = (TemplateInstance *)ti->syntaxCopy(NULL); | |
| 3101 id = (Identifier *)ti; | |
| 3102 } | |
| 3103 idents.data[i] = id; | |
| 3104 } | |
| 3105 } | |
| 3106 | |
| 3107 | |
| 3108 void TypeQualified::addIdent(Identifier *ident) | |
| 3109 { | |
| 3110 idents.push(ident); | |
| 3111 } | |
| 3112 | |
| 3113 void TypeQualified::toCBuffer2Helper(OutBuffer *buf, Identifier *ident, HdrGenState *hgs) | |
| 3114 { | |
| 3115 int i; | |
| 3116 | |
| 3117 for (i = 0; i < idents.dim; i++) | |
| 3118 { Identifier *id = (Identifier *)idents.data[i]; | |
| 3119 | |
| 3120 buf->writeByte('.'); | |
| 3121 | |
| 3122 if (id->dyncast() == DYNCAST_DSYMBOL) | |
| 3123 { | |
| 3124 TemplateInstance *ti = (TemplateInstance *)id; | |
| 3125 ti->toCBuffer(buf, hgs); | |
| 3126 } | |
| 3127 else | |
| 3128 buf->writestring(id->toChars()); | |
| 3129 } | |
| 3130 } | |
| 3131 | |
| 3132 d_uns64 TypeQualified::size(Loc loc) | |
| 3133 { | |
| 3134 error(this->loc, "size of type %s is not known", toChars()); | |
| 3135 return 1; | |
| 3136 } | |
| 3137 | |
| 3138 /************************************* | |
| 3139 * Takes an array of Identifiers and figures out if | |
| 3140 * it represents a Type or an Expression. | |
| 3141 * Output: | |
| 3142 * if expression, *pe is set | |
| 3143 * if type, *pt is set | |
| 3144 */ | |
| 3145 | |
| 3146 void TypeQualified::resolveHelper(Loc loc, Scope *sc, | |
| 3147 Dsymbol *s, Dsymbol *scopesym, | |
| 3148 Expression **pe, Type **pt, Dsymbol **ps) | |
| 3149 { | |
| 3150 Identifier *id = NULL; | |
| 3151 int i; | |
| 3152 VarDeclaration *v; | |
| 3153 EnumMember *em; | |
| 3154 TupleDeclaration *td; | |
| 3155 Type *t; | |
| 3156 Expression *e; | |
| 3157 | |
| 3158 #if 0 | |
| 3159 printf("TypeQualified::resolveHelper(sc = %p, idents = '%s')\n", sc, toChars()); | |
| 3160 if (scopesym) | |
| 3161 printf("\tscopesym = '%s'\n", scopesym->toChars()); | |
| 3162 #endif | |
| 3163 *pe = NULL; | |
| 3164 *pt = NULL; | |
| 3165 *ps = NULL; | |
| 3166 if (s) | |
| 3167 { | |
| 3168 //printf("\t1: s = '%s' %p, kind = '%s'\n",s->toChars(), s, s->kind()); | |
| 3169 s = s->toAlias(); | |
| 3170 //printf("\t2: s = '%s' %p, kind = '%s'\n",s->toChars(), s, s->kind()); | |
| 3171 for (i = 0; i < idents.dim; i++) | |
| 3172 { Dsymbol *sm; | |
| 3173 | |
| 3174 id = (Identifier *)idents.data[i]; | |
| 3175 sm = s->searchX(loc, sc, id); | |
| 3176 //printf("\t3: s = '%s' %p, kind = '%s'\n",s->toChars(), s, s->kind()); | |
| 3177 //printf("getType = '%s'\n", s->getType()->toChars()); | |
| 3178 if (!sm) | |
| 3179 { | |
| 3180 v = s->isVarDeclaration(); | |
| 3181 if (v && id == Id::length) | |
| 3182 { | |
| 3183 if (v->isConst() && v->getExpInitializer()) | |
| 3184 { e = v->getExpInitializer()->exp; | |
| 3185 } | |
| 3186 else | |
| 3187 e = new VarExp(loc, v); | |
| 3188 t = e->type; | |
| 3189 if (!t) | |
| 3190 goto Lerror; | |
| 3191 goto L3; | |
| 3192 } | |
| 3193 t = s->getType(); | |
| 3194 if (!t && s->isDeclaration()) | |
| 3195 t = s->isDeclaration()->type; | |
| 3196 if (t) | |
| 3197 { | |
| 3198 sm = t->toDsymbol(sc); | |
| 3199 if (sm) | |
| 3200 { sm = sm->search(loc, id, 0); | |
| 3201 if (sm) | |
| 3202 goto L2; | |
| 3203 } | |
| 3204 //e = t->getProperty(loc, id); | |
| 3205 e = new TypeExp(loc, t); | |
| 3206 e = t->dotExp(sc, e, id); | |
| 3207 i++; | |
| 3208 L3: | |
| 3209 for (; i < idents.dim; i++) | |
| 3210 { | |
| 3211 id = (Identifier *)idents.data[i]; | |
| 3212 //printf("e: '%s', id: '%s', type = %p\n", e->toChars(), id->toChars(), e->type); | |
| 3213 e = e->type->dotExp(sc, e, id); | |
| 3214 } | |
| 3215 *pe = e; | |
| 3216 } | |
| 3217 else | |
| 3218 Lerror: | |
| 3219 error(loc, "identifier '%s' of '%s' is not defined", id->toChars(), toChars()); | |
| 3220 return; | |
| 3221 } | |
| 3222 L2: | |
| 3223 s = sm->toAlias(); | |
| 3224 } | |
| 3225 | |
| 3226 v = s->isVarDeclaration(); | |
| 3227 if (v) | |
| 3228 { | |
| 3229 // It's not a type, it's an expression | |
| 3230 if (v->isConst() && v->getExpInitializer()) | |
| 3231 { | |
| 3232 ExpInitializer *ei = v->getExpInitializer(); | |
| 3233 assert(ei); | |
| 3234 *pe = ei->exp->copy(); // make copy so we can change loc | |
| 3235 (*pe)->loc = loc; | |
| 3236 } | |
| 3237 else | |
| 3238 { | |
| 3239 #if 0 | |
| 3240 WithScopeSymbol *withsym; | |
| 3241 if (scopesym && (withsym = scopesym->isWithScopeSymbol()) != NULL) | |
| 3242 { | |
| 3243 // Same as wthis.ident | |
| 3244 e = new VarExp(loc, withsym->withstate->wthis); | |
| 3245 e = new DotIdExp(loc, e, ident); | |
| 3246 //assert(0); // BUG: should handle this | |
| 3247 } | |
| 3248 else | |
| 3249 #endif | |
| 3250 *pe = new VarExp(loc, v); | |
| 3251 } | |
| 3252 return; | |
| 3253 } | |
| 3254 em = s->isEnumMember(); | |
| 3255 if (em) | |
| 3256 { | |
| 3257 // It's not a type, it's an expression | |
| 3258 *pe = em->value->copy(); | |
| 3259 return; | |
| 3260 } | |
| 3261 | |
| 3262 L1: | |
| 3263 t = s->getType(); | |
| 3264 if (!t) | |
| 3265 { | |
| 3266 // If the symbol is an import, try looking inside the import | |
| 3267 Import *si; | |
| 3268 | |
| 3269 si = s->isImport(); | |
| 3270 if (si) | |
| 3271 { | |
| 3272 s = si->search(loc, s->ident, 0); | |
| 3273 if (s && s != si) | |
| 3274 goto L1; | |
| 3275 s = si; | |
| 3276 } | |
| 3277 *ps = s; | |
| 3278 return; | |
| 3279 } | |
| 3280 if (t->ty == Tinstance && t != this && !t->deco) | |
| 3281 { error(loc, "forward reference to '%s'", t->toChars()); | |
| 3282 return; | |
| 3283 } | |
| 3284 | |
| 3285 if (t != this) | |
| 3286 { | |
| 3287 if (t->reliesOnTident()) | |
| 3288 { | |
| 3289 Scope *scx; | |
| 3290 | |
| 3291 for (scx = sc; 1; scx = scx->enclosing) | |
| 3292 { | |
| 3293 if (!scx) | |
| 3294 { error(loc, "forward reference to '%s'", t->toChars()); | |
| 3295 return; | |
| 3296 } | |
| 3297 if (scx->scopesym == scopesym) | |
| 3298 break; | |
| 3299 } | |
| 3300 t = t->semantic(loc, scx); | |
| 3301 //((TypeIdentifier *)t)->resolve(loc, scx, pe, &t, ps); | |
| 3302 } | |
| 3303 } | |
| 3304 if (t->ty == Ttuple) | |
| 3305 *pt = t; | |
| 3306 else | |
| 3307 *pt = t->merge(); | |
| 3308 } | |
| 3309 if (!s) | |
| 3310 { | |
| 3311 error(loc, "identifier '%s' is not defined", toChars()); | |
| 3312 } | |
| 3313 } | |
| 3314 | |
| 3315 /***************************** TypeIdentifier *****************************/ | |
| 3316 | |
| 3317 TypeIdentifier::TypeIdentifier(Loc loc, Identifier *ident) | |
| 3318 : TypeQualified(Tident, loc) | |
| 3319 { | |
| 3320 this->ident = ident; | |
| 3321 } | |
| 3322 | |
| 3323 | |
| 3324 Type *TypeIdentifier::syntaxCopy() | |
| 3325 { | |
| 3326 TypeIdentifier *t; | |
| 3327 | |
| 3328 t = new TypeIdentifier(loc, ident); | |
| 3329 t->syntaxCopyHelper(this); | |
| 3330 return t; | |
| 3331 } | |
| 3332 | |
| 3333 void TypeIdentifier::toDecoBuffer(OutBuffer *buf) | |
| 3334 { unsigned len; | |
| 3335 char *name; | |
| 3336 | |
| 3337 name = ident->toChars(); | |
| 3338 len = strlen(name); | |
| 3339 buf->printf("%c%d%s", mangleChar[ty], len, name); | |
| 3340 //buf->printf("%c%s", mangleChar[ty], name); | |
| 3341 } | |
| 3342 | |
| 3343 void TypeIdentifier::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs) | |
| 3344 { | |
| 3345 OutBuffer tmp; | |
| 3346 | |
| 3347 tmp.writestring(this->ident->toChars()); | |
| 3348 toCBuffer2Helper(&tmp, NULL, hgs); | |
| 3349 buf->prependstring(tmp.toChars()); | |
| 3350 if (ident) | |
| 3351 { buf->writeByte(' '); | |
| 3352 buf->writestring(ident->toChars()); | |
| 3353 } | |
| 3354 } | |
| 3355 | |
| 3356 /************************************* | |
| 3357 * Takes an array of Identifiers and figures out if | |
| 3358 * it represents a Type or an Expression. | |
| 3359 * Output: | |
| 3360 * if expression, *pe is set | |
| 3361 * if type, *pt is set | |
| 3362 */ | |
| 3363 | |
| 3364 void TypeIdentifier::resolve(Loc loc, Scope *sc, Expression **pe, Type **pt, Dsymbol **ps) | |
| 3365 { Dsymbol *s; | |
| 3366 Dsymbol *scopesym; | |
| 3367 | |
| 3368 //printf("TypeIdentifier::resolve(sc = %p, idents = '%s')\n", sc, toChars()); | |
| 3369 s = sc->search(loc, ident, &scopesym); | |
| 3370 resolveHelper(loc, sc, s, scopesym, pe, pt, ps); | |
| 3371 } | |
| 3372 | |
| 3373 /***************************************** | |
| 3374 * See if type resolves to a symbol, if so, | |
| 3375 * return that symbol. | |
| 3376 */ | |
| 3377 | |
| 3378 Dsymbol *TypeIdentifier::toDsymbol(Scope *sc) | |
| 3379 { | |
| 3380 //printf("TypeIdentifier::toDsymbol('%s')\n", toChars()); | |
| 3381 if (!sc) | |
| 3382 return NULL; | |
| 3383 //printf("ident = '%s'\n", ident->toChars()); | |
| 3384 | |
| 3385 Dsymbol *scopesym; | |
| 3386 Dsymbol *s = sc->search(loc, ident, &scopesym); | |
| 3387 if (s) | |
| 3388 { | |
| 3389 for (int i = 0; i < idents.dim; i++) | |
| 3390 { | |
| 3391 Identifier *id = (Identifier *)idents.data[i]; | |
| 3392 s = s->searchX(loc, sc, id); | |
| 3393 if (!s) // failed to find a symbol | |
| 3394 { //printf("\tdidn't find a symbol\n"); | |
| 3395 break; | |
| 3396 } | |
| 3397 } | |
| 3398 } | |
| 3399 return s; | |
| 3400 } | |
| 3401 | |
| 3402 Type *TypeIdentifier::semantic(Loc loc, Scope *sc) | |
| 3403 { | |
| 3404 Type *t; | |
| 3405 Expression *e; | |
| 3406 Dsymbol *s; | |
| 3407 | |
| 3408 //printf("TypeIdentifier::semantic(%s)\n", toChars()); | |
| 3409 resolve(loc, sc, &e, &t, &s); | |
| 3410 if (t) | |
| 3411 { | |
| 3412 //printf("\tit's a type %d, %s, %s\n", t->ty, t->toChars(), t->deco); | |
| 3413 | |
| 3414 if (t->ty == Ttypedef) | |
| 3415 { TypeTypedef *tt = (TypeTypedef *)t; | |
| 3416 | |
| 3417 if (tt->sym->sem == 1) | |
| 3418 error(loc, "circular reference of typedef %s", tt->toChars()); | |
| 3419 } | |
| 3420 } | |
| 3421 else | |
| 3422 { | |
| 3423 #ifdef DEBUG | |
| 3424 if (!global.gag) | |
| 3425 printf("1: "); | |
| 3426 #endif | |
| 3427 if (s) | |
| 3428 { | |
| 3429 s->error(loc, "is used as a type"); | |
| 3430 } | |
| 3431 else | |
| 3432 error(loc, "%s is used as a type", toChars()); | |
| 3433 t = tvoid; | |
| 3434 } | |
| 3435 //t->print(); | |
| 3436 return t; | |
| 3437 } | |
| 3438 | |
| 3439 Type *TypeIdentifier::reliesOnTident() | |
| 3440 { | |
| 3441 return this; | |
| 3442 } | |
| 3443 | |
| 3444 Expression *TypeIdentifier::toExpression() | |
| 3445 { | |
| 3446 Expression *e = new IdentifierExp(loc, ident); | |
| 3447 for (int i = 0; i < idents.dim; i++) | |
| 3448 { | |
| 3449 Identifier *id = (Identifier *)idents.data[i]; | |
| 3450 e = new DotIdExp(loc, e, id); | |
| 3451 } | |
| 3452 | |
| 3453 return e; | |
| 3454 } | |
| 3455 | |
| 3456 /***************************** TypeInstance *****************************/ | |
| 3457 | |
| 3458 TypeInstance::TypeInstance(Loc loc, TemplateInstance *tempinst) | |
| 3459 : TypeQualified(Tinstance, loc) | |
| 3460 { | |
| 3461 this->tempinst = tempinst; | |
| 3462 } | |
| 3463 | |
| 3464 Type *TypeInstance::syntaxCopy() | |
| 3465 { | |
| 3466 //printf("TypeInstance::syntaxCopy() %s, %d\n", toChars(), idents.dim); | |
| 3467 TypeInstance *t; | |
| 3468 | |
| 3469 t = new TypeInstance(loc, (TemplateInstance *)tempinst->syntaxCopy(NULL)); | |
| 3470 t->syntaxCopyHelper(this); | |
| 3471 return t; | |
| 3472 } | |
| 3473 | |
| 3474 | |
| 3475 void TypeInstance::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs) | |
| 3476 { | |
| 3477 OutBuffer tmp; | |
| 3478 | |
| 3479 tempinst->toCBuffer(&tmp, hgs); | |
| 3480 toCBuffer2Helper(&tmp, NULL, hgs); | |
| 3481 buf->prependstring(tmp.toChars()); | |
| 3482 if (ident) | |
| 3483 { buf->writeByte(' '); | |
| 3484 buf->writestring(ident->toChars()); | |
| 3485 } | |
| 3486 } | |
| 3487 | |
| 3488 void TypeInstance::resolve(Loc loc, Scope *sc, Expression **pe, Type **pt, Dsymbol **ps) | |
| 3489 { | |
| 3490 // Note close similarity to TypeIdentifier::resolve() | |
| 3491 | |
| 3492 Dsymbol *s; | |
| 3493 | |
| 3494 *pe = NULL; | |
| 3495 *pt = NULL; | |
| 3496 *ps = NULL; | |
| 3497 | |
| 3498 #if 0 | |
| 3499 if (!idents.dim) | |
| 3500 { | |
| 3501 error(loc, "template instance '%s' has no identifier", toChars()); | |
| 3502 return; | |
| 3503 } | |
| 3504 #endif | |
| 3505 //id = (Identifier *)idents.data[0]; | |
| 3506 //printf("TypeInstance::resolve(sc = %p, idents = '%s')\n", sc, id->toChars()); | |
| 3507 s = tempinst; | |
| 3508 if (s) | |
| 3509 s->semantic(sc); | |
| 3510 resolveHelper(loc, sc, s, NULL, pe, pt, ps); | |
| 3511 //printf("pt = '%s'\n", (*pt)->toChars()); | |
| 3512 } | |
| 3513 | |
| 3514 Type *TypeInstance::semantic(Loc loc, Scope *sc) | |
| 3515 { | |
| 3516 Type *t; | |
| 3517 Expression *e; | |
| 3518 Dsymbol *s; | |
| 3519 | |
| 3520 //printf("TypeInstance::semantic(%s)\n", toChars()); | |
| 3521 | |
| 3522 if (sc->parameterSpecialization) | |
| 3523 { | |
| 3524 unsigned errors = global.errors; | |
| 3525 global.gag++; | |
| 3526 | |
| 3527 resolve(loc, sc, &e, &t, &s); | |
| 3528 | |
| 3529 global.gag--; | |
| 3530 if (errors != global.errors) | |
| 3531 { if (global.gag == 0) | |
| 3532 global.errors = errors; | |
| 3533 return this; | |
| 3534 } | |
| 3535 } | |
| 3536 else | |
| 3537 resolve(loc, sc, &e, &t, &s); | |
| 3538 | |
| 3539 if (!t) | |
| 3540 { | |
| 3541 #ifdef DEBUG | |
| 3542 printf("2: "); | |
| 3543 #endif | |
| 3544 error(loc, "%s is used as a type", toChars()); | |
| 3545 t = tvoid; | |
| 3546 } | |
| 3547 return t; | |
| 3548 } | |
| 3549 | |
| 3550 | |
| 3551 /***************************** TypeTypeof *****************************/ | |
| 3552 | |
| 3553 TypeTypeof::TypeTypeof(Loc loc, Expression *exp) | |
| 3554 : TypeQualified(Ttypeof, loc) | |
| 3555 { | |
| 3556 this->exp = exp; | |
| 3557 } | |
| 3558 | |
| 3559 Type *TypeTypeof::syntaxCopy() | |
| 3560 { | |
| 3561 TypeTypeof *t; | |
| 3562 | |
| 3563 t = new TypeTypeof(loc, exp->syntaxCopy()); | |
| 3564 t->syntaxCopyHelper(this); | |
| 3565 return t; | |
| 3566 } | |
| 3567 | |
| 3568 Dsymbol *TypeTypeof::toDsymbol(Scope *sc) | |
| 3569 { | |
| 3570 Type *t; | |
| 3571 | |
| 3572 t = semantic(0, sc); | |
| 3573 if (t == this) | |
| 3574 return NULL; | |
| 3575 return t->toDsymbol(sc); | |
| 3576 } | |
| 3577 | |
| 3578 void TypeTypeof::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs) | |
| 3579 { | |
| 3580 OutBuffer tmp; | |
| 3581 | |
| 3582 tmp.writestring("typeof("); | |
| 3583 exp->toCBuffer(&tmp, hgs); | |
| 3584 tmp.writeByte(')'); | |
| 3585 toCBuffer2Helper(&tmp, NULL, hgs); | |
| 3586 buf->prependstring(tmp.toChars()); | |
| 3587 if (ident) | |
| 3588 { buf->writeByte(' '); | |
| 3589 buf->writestring(ident->toChars()); | |
| 3590 } | |
| 3591 } | |
| 3592 | |
| 3593 Type *TypeTypeof::semantic(Loc loc, Scope *sc) | |
| 3594 { Expression *e; | |
| 3595 Type *t; | |
| 3596 | |
| 3597 //printf("TypeTypeof::semantic() %p\n", this); | |
| 3598 | |
| 3599 //static int nest; if (++nest == 50) *(char*)0=0; | |
| 3600 | |
| 3601 #if 0 | |
| 3602 /* Special case for typeof(this) and typeof(super) since both | |
| 3603 * should work even if they are not inside a non-static member function | |
| 3604 */ | |
| 3605 if (exp->op == TOKthis || exp->op == TOKsuper) | |
| 3606 { | |
| 3607 // Find enclosing struct or class | |
| 3608 for (Dsymbol *s = sc->parent; 1; s = s->parent) | |
| 3609 { | |
| 3610 ClassDeclaration *cd; | |
| 3611 StructDeclaration *sd; | |
| 3612 | |
| 3613 if (!s) | |
| 3614 { | |
| 3615 error(loc, "%s is not in a struct or class scope", exp->toChars()); | |
| 3616 goto Lerr; | |
| 3617 } | |
| 3618 cd = s->isClassDeclaration(); | |
| 3619 if (cd) | |
| 3620 { | |
| 3621 if (exp->op == TOKsuper) | |
| 3622 { | |
| 3623 cd = cd->baseClass; | |
| 3624 if (!cd) | |
| 3625 { error(loc, "class %s has no 'super'", s->toChars()); | |
| 3626 goto Lerr; | |
| 3627 } | |
| 3628 } | |
| 3629 t = cd->type; | |
| 3630 break; | |
| 3631 } | |
| 3632 sd = s->isStructDeclaration(); | |
| 3633 if (sd) | |
| 3634 { | |
| 3635 if (exp->op == TOKsuper) | |
| 3636 { | |
| 3637 error(loc, "struct %s has no 'super'", sd->toChars()); | |
| 3638 goto Lerr; | |
| 3639 } | |
| 3640 t = sd->type->pointerTo(); | |
| 3641 break; | |
| 3642 } | |
| 3643 } | |
| 3644 } | |
| 3645 else | |
| 3646 #endif | |
| 3647 { | |
| 3648 sc->intypeof++; | |
| 3649 exp = exp->semantic(sc); | |
| 3650 sc->intypeof--; | |
| 3651 t = exp->type; | |
| 3652 if (!t) | |
| 3653 { | |
| 3654 error(loc, "expression (%s) has no type", exp->toChars()); | |
| 3655 goto Lerr; | |
| 3656 } | |
| 3657 } | |
| 3658 | |
| 3659 if (idents.dim) | |
| 3660 { | |
| 3661 Dsymbol *s = t->toDsymbol(sc); | |
| 3662 for (size_t i = 0; i < idents.dim; i++) | |
| 3663 { | |
| 3664 if (!s) | |
| 3665 break; | |
| 3666 Identifier *id = (Identifier *)idents.data[i]; | |
| 3667 s = s->searchX(loc, sc, id); | |
| 3668 } | |
| 3669 if (s) | |
| 3670 { | |
| 3671 t = s->getType(); | |
| 3672 if (!t) | |
| 3673 { error(loc, "%s is not a type", s->toChars()); | |
| 3674 goto Lerr; | |
| 3675 } | |
| 3676 } | |
| 3677 else | |
| 3678 { error(loc, "cannot resolve .property for %s", toChars()); | |
| 3679 goto Lerr; | |
| 3680 } | |
| 3681 } | |
| 3682 return t; | |
| 3683 | |
| 3684 Lerr: | |
| 3685 return tvoid; | |
| 3686 } | |
| 3687 | |
| 3688 d_uns64 TypeTypeof::size(Loc loc) | |
| 3689 { | |
| 3690 if (exp->type) | |
| 3691 return exp->type->size(loc); | |
| 3692 else | |
| 3693 return TypeQualified::size(loc); | |
| 3694 } | |
| 3695 | |
| 3696 | |
| 3697 | |
| 3698 /***************************** TypeEnum *****************************/ | |
| 3699 | |
| 3700 TypeEnum::TypeEnum(EnumDeclaration *sym) | |
| 3701 : Type(Tenum, NULL) | |
| 3702 { | |
| 3703 this->sym = sym; | |
| 3704 } | |
| 3705 | |
| 3706 char *TypeEnum::toChars() | |
| 3707 { | |
| 3708 return sym->toChars(); | |
| 3709 } | |
| 3710 | |
| 3711 Type *TypeEnum::semantic(Loc loc, Scope *sc) | |
| 3712 { | |
| 3713 sym->semantic(sc); | |
| 3714 return merge(); | |
| 3715 } | |
| 3716 | |
| 3717 d_uns64 TypeEnum::size(Loc loc) | |
| 3718 { | |
| 3719 if (!sym->memtype) | |
| 3720 { | |
| 3721 error(loc, "enum %s is forward referenced", sym->toChars()); | |
| 3722 return 4; | |
| 3723 } | |
| 3724 return sym->memtype->size(loc); | |
| 3725 } | |
| 3726 | |
| 3727 unsigned TypeEnum::alignsize() | |
| 3728 { | |
| 3729 if (!sym->memtype) | |
| 3730 { | |
| 3731 #ifdef DEBUG | |
| 3732 printf("1: "); | |
| 3733 #endif | |
| 3734 error(0, "enum %s is forward referenced", sym->toChars()); | |
| 3735 return 4; | |
| 3736 } | |
| 3737 return sym->memtype->alignsize(); | |
| 3738 } | |
| 3739 | |
| 3740 Dsymbol *TypeEnum::toDsymbol(Scope *sc) | |
| 3741 { | |
| 3742 return sym; | |
| 3743 } | |
| 3744 | |
| 3745 Type *TypeEnum::toBasetype() | |
| 3746 { | |
| 3747 if (!sym->memtype) | |
| 3748 { | |
| 3749 #ifdef DEBUG | |
| 3750 printf("2: "); | |
| 3751 #endif | |
| 3752 error(sym->loc, "enum %s is forward referenced", sym->toChars()); | |
| 3753 return tint32; | |
| 3754 } | |
| 3755 return sym->memtype->toBasetype(); | |
| 3756 } | |
| 3757 | |
| 3758 void TypeEnum::toDecoBuffer(OutBuffer *buf) | |
| 3759 { char *name; | |
| 3760 | |
| 3761 name = sym->mangle(); | |
| 3762 // if (name[0] == '_' && name[1] == 'D') | |
| 3763 // name += 2; | |
| 3764 buf->printf("%c%s", mangleChar[ty], name); | |
| 3765 } | |
| 3766 | |
| 3767 void TypeEnum::toTypeInfoBuffer(OutBuffer *buf) | |
| 3768 { | |
| 3769 toBasetype()->toTypeInfoBuffer(buf); | |
| 3770 } | |
| 3771 | |
| 3772 void TypeEnum::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs) | |
| 3773 { | |
| 3774 buf->prependstring(sym->toChars()); | |
| 3775 if (ident) | |
| 3776 { buf->writeByte(' '); | |
| 3777 buf->writestring(ident->toChars()); | |
| 3778 } | |
| 3779 } | |
| 3780 | |
| 3781 Expression *TypeEnum::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 3782 { | |
| 3783 EnumMember *m; | |
| 3784 Dsymbol *s; | |
| 3785 Expression *em; | |
| 3786 | |
| 3787 #if LOGDOTEXP | |
| 3788 printf("TypeEnum::dotExp(e = '%s', ident = '%s') '%s'\n", e->toChars(), ident->toChars(), toChars()); | |
| 3789 #endif | |
|
35
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
3790 if (!sym->symtab) |
|
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
3791 goto Lfwd; |
| 1 | 3792 s = sym->symtab->lookup(ident); |
| 3793 if (!s) | |
| 3794 { | |
| 3795 return getProperty(e->loc, ident); | |
| 3796 } | |
| 3797 m = s->isEnumMember(); | |
| 3798 em = m->value->copy(); | |
| 3799 em->loc = e->loc; | |
| 3800 return em; | |
|
35
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
3801 |
|
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
3802 Lfwd: |
|
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
3803 error(e->loc, "forward reference of %s.%s", toChars(), ident->toChars()); |
|
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
3804 return new IntegerExp(0, 0, this); |
| 1 | 3805 } |
| 3806 | |
| 3807 Expression *TypeEnum::getProperty(Loc loc, Identifier *ident) | |
| 3808 { Expression *e; | |
| 3809 | |
| 3810 if (ident == Id::max) | |
| 3811 { | |
| 3812 if (!sym->symtab) | |
| 3813 goto Lfwd; | |
| 3814 e = new IntegerExp(0, sym->maxval, this); | |
| 3815 } | |
| 3816 else if (ident == Id::min) | |
| 3817 { | |
| 3818 if (!sym->symtab) | |
| 3819 goto Lfwd; | |
| 3820 e = new IntegerExp(0, sym->minval, this); | |
| 3821 } | |
| 3822 else if (ident == Id::init) | |
| 3823 { | |
| 3824 if (!sym->symtab) | |
| 3825 goto Lfwd; | |
| 92 | 3826 e = defaultInit(loc); |
| 1 | 3827 } |
| 3828 else | |
| 3829 { | |
| 3830 if (!sym->memtype) | |
| 3831 goto Lfwd; | |
| 3832 e = sym->memtype->getProperty(loc, ident); | |
| 3833 } | |
| 3834 return e; | |
| 3835 | |
| 3836 Lfwd: | |
| 3837 error(loc, "forward reference of %s.%s", toChars(), ident->toChars()); | |
| 3838 return new IntegerExp(0, 0, this); | |
| 3839 } | |
| 3840 | |
| 3841 int TypeEnum::isintegral() | |
| 3842 { | |
| 3843 return 1; | |
| 3844 } | |
| 3845 | |
| 3846 int TypeEnum::isfloating() | |
| 3847 { | |
| 3848 return 0; | |
| 3849 } | |
| 3850 | |
| 3851 int TypeEnum::isunsigned() | |
| 3852 { | |
| 3853 return sym->memtype->isunsigned(); | |
| 3854 } | |
| 3855 | |
| 3856 int TypeEnum::isscalar() | |
| 3857 { | |
| 3858 return 1; | |
| 3859 //return sym->memtype->isscalar(); | |
| 3860 } | |
| 3861 | |
| 3862 MATCH TypeEnum::implicitConvTo(Type *to) | |
| 3863 { MATCH m; | |
| 3864 | |
| 3865 //printf("TypeEnum::implicitConvTo()\n"); | |
| 3866 if (this->equals(to)) | |
| 3867 m = MATCHexact; // exact match | |
| 3868 else if (sym->memtype->implicitConvTo(to)) | |
| 3869 m = MATCHconvert; // match with conversions | |
| 3870 else | |
| 3871 m = MATCHnomatch; // no match | |
| 3872 return m; | |
| 3873 } | |
| 3874 | |
| 92 | 3875 Expression *TypeEnum::defaultInit(Loc loc) |
| 1 | 3876 { |
| 3877 #if LOGDEFAULTINIT | |
| 3878 printf("TypeEnum::defaultInit() '%s'\n", toChars()); | |
| 3879 #endif | |
| 3880 // Initialize to first member of enum | |
| 3881 Expression *e; | |
| 92 | 3882 e = new IntegerExp(loc, sym->defaultval, this); |
| 1 | 3883 return e; |
| 3884 } | |
| 3885 | |
| 3886 int TypeEnum::isZeroInit() | |
| 3887 { | |
| 3888 return (sym->defaultval == 0); | |
| 3889 } | |
| 3890 | |
| 3891 int TypeEnum::hasPointers() | |
| 3892 { | |
| 3893 return toBasetype()->hasPointers(); | |
| 3894 } | |
| 3895 | |
| 3896 /***************************** TypeTypedef *****************************/ | |
| 3897 | |
| 3898 TypeTypedef::TypeTypedef(TypedefDeclaration *sym) | |
| 3899 : Type(Ttypedef, NULL) | |
| 3900 { | |
| 3901 this->sym = sym; | |
| 3902 } | |
| 3903 | |
| 3904 Type *TypeTypedef::syntaxCopy() | |
| 3905 { | |
| 3906 return this; | |
| 3907 } | |
| 3908 | |
| 3909 char *TypeTypedef::toChars() | |
| 3910 { | |
| 3911 return sym->toChars(); | |
| 3912 } | |
| 3913 | |
| 3914 Type *TypeTypedef::semantic(Loc loc, Scope *sc) | |
| 3915 { | |
| 3916 //printf("TypeTypedef::semantic(%s), sem = %d\n", toChars(), sym->sem); | |
| 3917 sym->semantic(sc); | |
| 3918 return merge(); | |
| 3919 } | |
| 3920 | |
| 3921 d_uns64 TypeTypedef::size(Loc loc) | |
| 3922 { | |
| 3923 return sym->basetype->size(loc); | |
| 3924 } | |
| 3925 | |
| 3926 unsigned TypeTypedef::alignsize() | |
| 3927 { | |
| 3928 return sym->basetype->alignsize(); | |
| 3929 } | |
| 3930 | |
| 3931 Dsymbol *TypeTypedef::toDsymbol(Scope *sc) | |
| 3932 { | |
| 3933 return sym; | |
| 3934 } | |
| 3935 | |
| 3936 void TypeTypedef::toDecoBuffer(OutBuffer *buf) | |
| 3937 { unsigned len; | |
| 3938 char *name; | |
| 3939 | |
| 3940 name = sym->mangle(); | |
| 3941 // if (name[0] == '_' && name[1] == 'D') | |
| 3942 // name += 2; | |
| 3943 //len = strlen(name); | |
| 3944 //buf->printf("%c%d%s", mangleChar[ty], len, name); | |
| 3945 buf->printf("%c%s", mangleChar[ty], name); | |
| 3946 } | |
| 3947 | |
| 3948 void TypeTypedef::toTypeInfoBuffer(OutBuffer *buf) | |
| 3949 { | |
| 3950 sym->basetype->toTypeInfoBuffer(buf); | |
| 3951 } | |
| 3952 | |
| 3953 void TypeTypedef::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs) | |
| 3954 { | |
| 3955 //printf("TypeTypedef::toCBuffer2() '%s'\n", sym->toChars()); | |
| 3956 buf->prependstring(sym->toChars()); | |
| 3957 if (ident) | |
| 3958 { buf->writeByte(' '); | |
| 3959 buf->writestring(ident->toChars()); | |
| 3960 } | |
| 3961 } | |
| 3962 | |
| 3963 Expression *TypeTypedef::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 3964 { | |
| 3965 #if LOGDOTEXP | |
| 3966 printf("TypeTypedef::dotExp(e = '%s', ident = '%s') '%s'\n", e->toChars(), ident->toChars(), toChars()); | |
| 3967 #endif | |
| 3968 if (ident == Id::init) | |
| 3969 { | |
| 3970 return Type::dotExp(sc, e, ident); | |
| 3971 } | |
| 3972 return sym->basetype->dotExp(sc, e, ident); | |
| 3973 } | |
| 3974 | |
|
139
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
3975 Expression *TypeTypedef::getProperty(Loc loc, Identifier *ident) |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
3976 { |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
3977 if (ident == Id::init) |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
3978 { |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
3979 return Type::getProperty(loc, ident); |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
3980 } |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
3981 return sym->basetype->getProperty(loc, ident); |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
3982 } |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
3983 |
| 1 | 3984 int TypeTypedef::isbit() |
| 3985 { | |
| 3986 return sym->basetype->isbit(); | |
| 3987 } | |
| 3988 | |
| 3989 int TypeTypedef::isintegral() | |
| 3990 { | |
| 3991 //printf("TypeTypedef::isintegral()\n"); | |
| 3992 //printf("sym = '%s'\n", sym->toChars()); | |
| 3993 //printf("basetype = '%s'\n", sym->basetype->toChars()); | |
| 3994 return sym->basetype->isintegral(); | |
| 3995 } | |
| 3996 | |
| 3997 int TypeTypedef::isfloating() | |
| 3998 { | |
| 3999 return sym->basetype->isfloating(); | |
| 4000 } | |
| 4001 | |
| 4002 int TypeTypedef::isreal() | |
| 4003 { | |
| 4004 return sym->basetype->isreal(); | |
| 4005 } | |
| 4006 | |
| 4007 int TypeTypedef::isimaginary() | |
| 4008 { | |
| 4009 return sym->basetype->isimaginary(); | |
| 4010 } | |
| 4011 | |
| 4012 int TypeTypedef::iscomplex() | |
| 4013 { | |
| 4014 return sym->basetype->iscomplex(); | |
| 4015 } | |
| 4016 | |
| 4017 int TypeTypedef::isunsigned() | |
| 4018 { | |
| 4019 return sym->basetype->isunsigned(); | |
| 4020 } | |
| 4021 | |
| 4022 int TypeTypedef::isscalar() | |
| 4023 { | |
| 4024 return sym->basetype->isscalar(); | |
| 4025 } | |
| 4026 | |
| 4027 int TypeTypedef::checkBoolean() | |
| 4028 { | |
| 4029 return sym->basetype->checkBoolean(); | |
| 4030 } | |
| 4031 | |
| 4032 Type *TypeTypedef::toBasetype() | |
| 4033 { | |
| 4034 if (sym->inuse) | |
| 4035 { | |
| 4036 sym->error("circular definition"); | |
| 4037 sym->basetype = Type::terror; | |
| 4038 return Type::terror; | |
| 4039 } | |
| 4040 sym->inuse = 1; | |
| 4041 Type *t = sym->basetype->toBasetype(); | |
| 4042 sym->inuse = 0; | |
| 4043 return t; | |
| 4044 } | |
| 4045 | |
| 4046 MATCH TypeTypedef::implicitConvTo(Type *to) | |
| 4047 { MATCH m; | |
| 4048 | |
| 4049 //printf("TypeTypedef::implicitConvTo()\n"); | |
| 4050 if (this->equals(to)) | |
| 4051 m = MATCHexact; // exact match | |
| 4052 else if (sym->basetype->implicitConvTo(to)) | |
| 4053 m = MATCHconvert; // match with conversions | |
| 4054 else | |
| 4055 m = MATCHnomatch; // no match | |
| 4056 return m; | |
| 4057 } | |
| 4058 | |
| 92 | 4059 Expression *TypeTypedef::defaultInit(Loc loc) |
| 1 | 4060 { Expression *e; |
| 4061 Type *bt; | |
| 4062 | |
| 4063 #if LOGDEFAULTINIT | |
| 4064 printf("TypeTypedef::defaultInit() '%s'\n", toChars()); | |
| 4065 #endif | |
| 4066 if (sym->init) | |
| 4067 { | |
| 4068 //sym->init->toExpression()->print(); | |
| 4069 return sym->init->toExpression(); | |
| 4070 } | |
| 4071 bt = sym->basetype; | |
| 92 | 4072 e = bt->defaultInit(loc); |
| 1 | 4073 e->type = this; |
| 4074 while (bt->ty == Tsarray) | |
| 4075 { | |
| 4076 e->type = bt->next; | |
| 4077 bt = bt->next->toBasetype(); | |
| 4078 } | |
| 4079 return e; | |
| 4080 } | |
| 4081 | |
| 4082 int TypeTypedef::isZeroInit() | |
| 4083 { | |
| 4084 if (sym->init) | |
| 4085 { | |
| 4086 if (sym->init->isVoidInitializer()) | |
| 4087 return 1; // initialize voids to 0 | |
| 4088 Expression *e = sym->init->toExpression(); | |
| 4089 if (e && e->isBool(FALSE)) | |
| 4090 return 1; | |
| 4091 return 0; // assume not | |
| 4092 } | |
| 4093 if (sym->inuse) | |
| 4094 { | |
| 4095 sym->error("circular definition"); | |
| 4096 sym->basetype = Type::terror; | |
| 4097 } | |
| 4098 sym->inuse = 1; | |
| 4099 int result = sym->basetype->isZeroInit(); | |
| 4100 sym->inuse = 0; | |
| 4101 return result; | |
| 4102 } | |
| 4103 | |
| 4104 int TypeTypedef::hasPointers() | |
| 4105 { | |
| 4106 return toBasetype()->hasPointers(); | |
| 4107 } | |
| 4108 | |
| 4109 /***************************** TypeStruct *****************************/ | |
| 4110 | |
| 4111 TypeStruct::TypeStruct(StructDeclaration *sym) | |
| 4112 : Type(Tstruct, NULL) | |
| 4113 { | |
| 4114 this->sym = sym; | |
| 4115 } | |
| 4116 | |
| 4117 char *TypeStruct::toChars() | |
| 4118 { | |
| 4119 //printf("sym.parent: %s, deco = %s\n", sym->parent->toChars(), deco); | |
| 4120 TemplateInstance *ti = sym->parent->isTemplateInstance(); | |
| 4121 if (ti && ti->toAlias() == sym) | |
| 4122 return ti->toChars(); | |
| 4123 return sym->toChars(); | |
| 4124 } | |
| 4125 | |
| 4126 Type *TypeStruct::syntaxCopy() | |
| 4127 { | |
| 4128 return this; | |
| 4129 } | |
| 4130 | |
| 4131 Type *TypeStruct::semantic(Loc loc, Scope *sc) | |
| 4132 { | |
| 4133 //printf("TypeStruct::semantic('%s')\n", sym->toChars()); | |
| 4134 | |
| 4135 /* Cannot do semantic for sym because scope chain may not | |
| 4136 * be right. | |
| 4137 */ | |
| 4138 //sym->semantic(sc); | |
| 4139 | |
| 4140 return merge(); | |
| 4141 } | |
| 4142 | |
| 4143 d_uns64 TypeStruct::size(Loc loc) | |
| 4144 { | |
| 4145 return sym->size(loc); | |
| 4146 } | |
| 4147 | |
| 4148 unsigned TypeStruct::alignsize() | |
| 4149 { unsigned sz; | |
| 4150 | |
| 4151 sym->size(0); // give error for forward references | |
| 4152 sz = sym->alignsize; | |
| 4153 if (sz > sym->structalign) | |
| 4154 sz = sym->structalign; | |
| 4155 return sz; | |
| 4156 } | |
| 4157 | |
| 4158 Dsymbol *TypeStruct::toDsymbol(Scope *sc) | |
| 4159 { | |
| 4160 return sym; | |
| 4161 } | |
| 4162 | |
| 4163 void TypeStruct::toDecoBuffer(OutBuffer *buf) | |
| 4164 { unsigned len; | |
| 4165 char *name; | |
| 4166 | |
| 4167 name = sym->mangle(); | |
| 4168 //printf("TypeStruct::toDecoBuffer('%s') = '%s'\n", toChars(), name); | |
| 4169 // if (name[0] == '_' && name[1] == 'D') | |
| 4170 // name += 2; | |
| 4171 //len = strlen(name); | |
| 4172 //buf->printf("%c%d%s", mangleChar[ty], len, name); | |
| 4173 buf->printf("%c%s", mangleChar[ty], name); | |
| 4174 } | |
| 4175 | |
| 4176 void TypeStruct::toTypeInfoBuffer(OutBuffer *buf) | |
| 4177 { | |
| 4178 toDecoBuffer(buf); | |
| 4179 } | |
| 4180 | |
| 4181 | |
| 4182 void TypeStruct::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs) | |
| 4183 { | |
| 4184 buf->prependbyte(' '); | |
| 4185 buf->prependstring(toChars()); | |
| 4186 if (ident) | |
| 4187 buf->writestring(ident->toChars()); | |
| 4188 } | |
| 4189 | |
| 4190 Expression *TypeStruct::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 4191 { unsigned offset; | |
| 4192 | |
| 4193 Expression *b; | |
| 4194 VarDeclaration *v; | |
| 4195 Dsymbol *s; | |
| 4196 DotVarExp *de; | |
| 4197 Declaration *d; | |
| 4198 | |
| 4199 #if LOGDOTEXP | |
| 4200 printf("TypeStruct::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars()); | |
| 4201 #endif | |
| 4202 if (!sym->members) | |
| 4203 { | |
| 4204 error(e->loc, "struct %s is forward referenced", sym->toChars()); | |
| 4205 return new IntegerExp(e->loc, 0, Type::tint32); | |
| 4206 } | |
| 4207 | |
| 4208 if (ident == Id::tupleof) | |
| 4209 { | |
| 4210 /* Create a TupleExp | |
| 4211 */ | |
| 4212 Expressions *exps = new Expressions; | |
| 4213 exps->reserve(sym->fields.dim); | |
| 4214 for (size_t i = 0; i < sym->fields.dim; i++) | |
| 4215 { VarDeclaration *v = (VarDeclaration *)sym->fields.data[i]; | |
| 4216 Expression *fe = new DotVarExp(e->loc, e, v); | |
| 4217 exps->push(fe); | |
| 4218 } | |
| 4219 e = new TupleExp(e->loc, exps); | |
| 4220 e = e->semantic(sc); | |
| 4221 return e; | |
| 4222 } | |
| 4223 | |
| 4224 if (e->op == TOKdotexp) | |
| 4225 { DotExp *de = (DotExp *)e; | |
| 4226 | |
| 4227 if (de->e1->op == TOKimport) | |
| 4228 { | |
| 4229 ScopeExp *se = (ScopeExp *)de->e1; | |
| 4230 | |
| 4231 s = se->sds->search(e->loc, ident, 0); | |
| 4232 e = de->e1; | |
| 4233 goto L1; | |
| 4234 } | |
| 4235 } | |
| 4236 | |
| 4237 s = sym->search(e->loc, ident, 0); | |
| 4238 L1: | |
| 4239 if (!s) | |
| 4240 { | |
| 4241 //return getProperty(e->loc, ident); | |
| 4242 return Type::dotExp(sc, e, ident); | |
| 4243 } | |
| 4244 s = s->toAlias(); | |
| 4245 | |
| 4246 v = s->isVarDeclaration(); | |
| 4247 if (v && v->isConst()) | |
| 4248 { ExpInitializer *ei = v->getExpInitializer(); | |
| 4249 | |
| 4250 if (ei) | |
| 4251 { e = ei->exp->copy(); // need to copy it if it's a StringExp | |
| 4252 e = e->semantic(sc); | |
| 4253 return e; | |
| 4254 } | |
| 4255 } | |
| 4256 | |
| 4257 if (s->getType()) | |
| 4258 { | |
| 4259 //return new DotTypeExp(e->loc, e, s); | |
| 4260 return new TypeExp(e->loc, s->getType()); | |
| 4261 } | |
| 4262 | |
| 4263 EnumMember *em = s->isEnumMember(); | |
| 4264 if (em) | |
| 4265 { | |
| 4266 assert(em->value); | |
| 4267 return em->value->copy(); | |
| 4268 } | |
| 4269 | |
| 4270 TemplateMixin *tm = s->isTemplateMixin(); | |
| 4271 if (tm) | |
| 4272 { Expression *de; | |
| 4273 | |
| 4274 de = new DotExp(e->loc, e, new ScopeExp(e->loc, tm)); | |
| 4275 de->type = e->type; | |
| 4276 return de; | |
| 4277 } | |
| 4278 | |
| 4279 TemplateDeclaration *td = s->isTemplateDeclaration(); | |
| 4280 if (td) | |
| 4281 { | |
| 4282 e = new DotTemplateExp(e->loc, e, td); | |
| 4283 e->semantic(sc); | |
| 4284 return e; | |
| 4285 } | |
| 4286 | |
|
139
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4287 TemplateInstance *ti = s->isTemplateInstance(); |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4288 if (ti) |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4289 { if (!ti->semanticdone) |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4290 ti->semantic(sc); |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4291 s = ti->inst->toAlias(); |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4292 if (!s->isTemplateInstance()) |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4293 goto L1; |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4294 Expression *de = new DotExp(e->loc, e, new ScopeExp(e->loc, ti)); |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4295 de->type = e->type; |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4296 return de; |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4297 } |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4298 |
| 1 | 4299 d = s->isDeclaration(); |
| 4300 #ifdef DEBUG | |
| 4301 if (!d) | |
| 4302 printf("d = %s '%s'\n", s->kind(), s->toChars()); | |
| 4303 #endif | |
| 4304 assert(d); | |
| 4305 | |
| 4306 if (e->op == TOKtype) | |
| 4307 { FuncDeclaration *fd = sc->func; | |
| 4308 | |
| 4309 if (d->needThis() && fd && fd->vthis) | |
| 4310 { | |
| 4311 e = new DotVarExp(e->loc, new ThisExp(e->loc), d); | |
| 4312 e = e->semantic(sc); | |
| 4313 return e; | |
| 4314 } | |
| 4315 if (d->isTupleDeclaration()) | |
| 4316 { | |
| 4317 e = new TupleExp(e->loc, d->isTupleDeclaration()); | |
| 4318 e = e->semantic(sc); | |
| 4319 return e; | |
| 4320 } | |
| 4321 return new VarExp(e->loc, d); | |
| 4322 } | |
| 4323 | |
| 4324 if (d->isDataseg()) | |
| 4325 { | |
| 4326 // (e, d) | |
| 4327 VarExp *ve; | |
| 4328 | |
| 4329 accessCheck(e->loc, sc, e, d); | |
| 4330 ve = new VarExp(e->loc, d); | |
| 4331 e = new CommaExp(e->loc, e, ve); | |
| 4332 e->type = d->type; | |
| 4333 return e; | |
| 4334 } | |
| 4335 | |
| 4336 if (v) | |
| 4337 { | |
| 4338 if (v->toParent() != sym) | |
| 4339 sym->error(e->loc, "'%s' is not a member", v->toChars()); | |
| 4340 | |
| 4341 // *(&e + offset) | |
| 4342 accessCheck(e->loc, sc, e, d); | |
| 4343 b = new AddrExp(e->loc, e); | |
| 4344 b->type = e->type->pointerTo(); | |
| 4345 b = new AddExp(e->loc, b, new IntegerExp(e->loc, v->offset, Type::tint32)); | |
|
108
288fe1029e1f
[svn r112] Fixed 'case 1,2,3:' style case statements.
lindquist
parents:
103
diff
changeset
|
4346 #if IN_LLVM |
|
288fe1029e1f
[svn r112] Fixed 'case 1,2,3:' style case statements.
lindquist
parents:
103
diff
changeset
|
4347 // LLVMDC modification |
|
288fe1029e1f
[svn r112] Fixed 'case 1,2,3:' style case statements.
lindquist
parents:
103
diff
changeset
|
4348 // this is *essential* |
|
288fe1029e1f
[svn r112] Fixed 'case 1,2,3:' style case statements.
lindquist
parents:
103
diff
changeset
|
4349 ((AddExp*)b)->llvmFieldIndex = true; |
|
288fe1029e1f
[svn r112] Fixed 'case 1,2,3:' style case statements.
lindquist
parents:
103
diff
changeset
|
4350 #endif |
| 1 | 4351 b->type = v->type->pointerTo(); |
| 4352 e = new PtrExp(e->loc, b); | |
| 4353 e->type = v->type; | |
| 4354 return e; | |
| 4355 } | |
| 4356 | |
| 4357 de = new DotVarExp(e->loc, e, d); | |
| 4358 return de->semantic(sc); | |
| 4359 } | |
| 4360 | |
| 4361 unsigned TypeStruct::memalign(unsigned salign) | |
| 4362 { | |
| 4363 sym->size(0); // give error for forward references | |
| 4364 return sym->structalign; | |
| 4365 } | |
| 4366 | |
| 92 | 4367 Expression *TypeStruct::defaultInit(Loc loc) |
| 1 | 4368 { Symbol *s; |
| 4369 Declaration *d; | |
| 4370 | |
| 4371 #if LOGDEFAULTINIT | |
| 4372 printf("TypeStruct::defaultInit() '%s'\n", toChars()); | |
| 4373 #endif | |
| 4374 s = sym->toInitializer(); | |
| 4375 d = new SymbolDeclaration(sym->loc, s, sym); | |
| 4376 assert(d); | |
| 4377 d->type = this; | |
| 4378 return new VarExp(sym->loc, d); | |
| 4379 } | |
| 4380 | |
| 4381 int TypeStruct::isZeroInit() | |
| 4382 { | |
| 4383 return sym->zeroInit; | |
| 4384 } | |
| 4385 | |
| 4386 int TypeStruct::checkBoolean() | |
| 4387 { | |
| 4388 return FALSE; | |
| 4389 } | |
| 4390 | |
| 4391 int TypeStruct::hasPointers() | |
| 4392 { | |
| 4393 StructDeclaration *s = sym; | |
| 4394 | |
| 4395 sym->size(0); // give error for forward references | |
| 4396 if (s->members) | |
| 4397 { | |
| 4398 for (size_t i = 0; i < s->members->dim; i++) | |
| 4399 { | |
| 4400 Dsymbol *sm = (Dsymbol *)s->members->data[i]; | |
| 4401 if (sm->hasPointers()) | |
| 4402 return TRUE; | |
| 4403 } | |
| 4404 } | |
| 4405 return FALSE; | |
| 4406 } | |
| 4407 | |
| 4408 | |
| 4409 /***************************** TypeClass *****************************/ | |
| 4410 | |
| 4411 TypeClass::TypeClass(ClassDeclaration *sym) | |
| 4412 : Type(Tclass, NULL) | |
| 4413 { | |
| 4414 this->sym = sym; | |
| 4415 } | |
| 4416 | |
| 4417 char *TypeClass::toChars() | |
| 4418 { | |
| 4419 return sym->toPrettyChars(); | |
| 4420 } | |
| 4421 | |
| 4422 Type *TypeClass::syntaxCopy() | |
| 4423 { | |
| 4424 return this; | |
| 4425 } | |
| 4426 | |
| 4427 Type *TypeClass::semantic(Loc loc, Scope *sc) | |
| 4428 { | |
| 4429 //printf("TypeClass::semantic(%s)\n", sym->toChars()); | |
| 4430 if (sym->scope) | |
| 4431 sym->semantic(sym->scope); | |
| 4432 return merge(); | |
| 4433 } | |
| 4434 | |
| 4435 d_uns64 TypeClass::size(Loc loc) | |
| 4436 { | |
| 4437 return PTRSIZE; | |
| 4438 } | |
| 4439 | |
| 4440 Dsymbol *TypeClass::toDsymbol(Scope *sc) | |
| 4441 { | |
| 4442 return sym; | |
| 4443 } | |
| 4444 | |
| 4445 void TypeClass::toDecoBuffer(OutBuffer *buf) | |
| 4446 { unsigned len; | |
| 4447 char *name; | |
| 4448 | |
| 4449 name = sym->mangle(); | |
| 4450 // if (name[0] == '_' && name[1] == 'D') | |
| 4451 // name += 2; | |
| 4452 //printf("TypeClass::toDecoBuffer('%s') = '%s'\n", toChars(), name); | |
| 4453 //len = strlen(name); | |
| 4454 //buf->printf("%c%d%s", mangleChar[ty], len, name); | |
| 4455 buf->printf("%c%s", mangleChar[ty], name); | |
| 4456 } | |
| 4457 | |
| 4458 void TypeClass::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs) | |
| 4459 { | |
| 4460 buf->prependstring(sym->toChars()); | |
| 4461 if (ident) | |
| 4462 { buf->writeByte(' '); | |
| 4463 buf->writestring(ident->toChars()); | |
| 4464 } | |
| 4465 } | |
| 4466 | |
| 4467 Expression *TypeClass::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 4468 { unsigned offset; | |
| 4469 | |
| 4470 Expression *b; | |
| 4471 VarDeclaration *v; | |
| 4472 Dsymbol *s; | |
| 4473 DotVarExp *de; | |
| 4474 Declaration *d; | |
| 4475 | |
| 4476 #if LOGDOTEXP | |
| 4477 printf("TypeClass::dotExp(e='%s', ident='%s')\n", e->toChars(), ident->toChars()); | |
| 4478 #endif | |
| 4479 | |
| 4480 if (e->op == TOKdotexp) | |
| 4481 { DotExp *de = (DotExp *)e; | |
| 4482 | |
| 4483 if (de->e1->op == TOKimport) | |
| 4484 { | |
| 4485 ScopeExp *se = (ScopeExp *)de->e1; | |
| 4486 | |
| 4487 s = se->sds->search(e->loc, ident, 0); | |
| 4488 e = de->e1; | |
| 4489 goto L1; | |
| 4490 } | |
| 4491 } | |
| 4492 | |
| 4493 if (ident == Id::tupleof) | |
| 4494 { | |
| 4495 /* Create a TupleExp | |
| 4496 */ | |
| 4497 Expressions *exps = new Expressions; | |
| 4498 exps->reserve(sym->fields.dim); | |
| 4499 for (size_t i = 0; i < sym->fields.dim; i++) | |
| 4500 { VarDeclaration *v = (VarDeclaration *)sym->fields.data[i]; | |
| 4501 Expression *fe = new DotVarExp(e->loc, e, v); | |
| 4502 exps->push(fe); | |
| 4503 } | |
| 4504 e = new TupleExp(e->loc, exps); | |
| 4505 e = e->semantic(sc); | |
| 4506 return e; | |
| 4507 } | |
| 4508 | |
| 4509 s = sym->search(e->loc, ident, 0); | |
| 4510 L1: | |
| 4511 if (!s) | |
| 4512 { | |
| 4513 // See if it's a base class | |
| 4514 ClassDeclaration *cbase; | |
| 4515 for (cbase = sym->baseClass; cbase; cbase = cbase->baseClass) | |
| 4516 { | |
| 4517 if (cbase->ident->equals(ident)) | |
| 4518 { | |
| 4519 e = new DotTypeExp(0, e, cbase); | |
| 4520 return e; | |
| 4521 } | |
| 4522 } | |
| 4523 | |
| 4524 if (ident == Id::classinfo) | |
| 4525 { | |
| 4526 Type *t; | |
| 4527 | |
| 4528 assert(ClassDeclaration::classinfo); | |
| 4529 t = ClassDeclaration::classinfo->type; | |
| 4530 if (e->op == TOKtype || e->op == TOKdottype) | |
| 4531 { | |
|
35
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
4532 /* For type.classinfo, we know the classinfo |
|
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
4533 * at compile time. |
|
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
4534 */ |
| 1 | 4535 if (!sym->vclassinfo) |
| 4536 sym->vclassinfo = new ClassInfoDeclaration(sym); | |
| 4537 e = new VarExp(e->loc, sym->vclassinfo); | |
| 4538 e = e->addressOf(sc); | |
| 4539 e->type = t; // do this so we don't get redundant dereference | |
| 4540 } | |
| 4541 else | |
|
103
855adfdb8d38
[svn r107] Getting .classinfo on a class instance now works (classinfo is stored in vtable)
lindquist
parents:
102
diff
changeset
|
4542 { |
|
855adfdb8d38
[svn r107] Getting .classinfo on a class instance now works (classinfo is stored in vtable)
lindquist
parents:
102
diff
changeset
|
4543 /* For class objects, the classinfo reference is the first |
|
855adfdb8d38
[svn r107] Getting .classinfo on a class instance now works (classinfo is stored in vtable)
lindquist
parents:
102
diff
changeset
|
4544 * entry in the vtbl[] |
|
855adfdb8d38
[svn r107] Getting .classinfo on a class instance now works (classinfo is stored in vtable)
lindquist
parents:
102
diff
changeset
|
4545 */ |
|
855adfdb8d38
[svn r107] Getting .classinfo on a class instance now works (classinfo is stored in vtable)
lindquist
parents:
102
diff
changeset
|
4546 #if IN_LLVM |
|
855adfdb8d38
[svn r107] Getting .classinfo on a class instance now works (classinfo is stored in vtable)
lindquist
parents:
102
diff
changeset
|
4547 |
| 114 | 4548 Type* ct; |
| 4549 if (sym->isInterfaceDeclaration()) { | |
| 4550 ct = t->pointerTo()->pointerTo()->pointerTo(); | |
| 4551 } | |
| 4552 else { | |
| 4553 ct = t->pointerTo()->pointerTo(); | |
| 4554 } | |
| 4555 | |
| 4556 e = e->castTo(sc, ct); | |
|
103
855adfdb8d38
[svn r107] Getting .classinfo on a class instance now works (classinfo is stored in vtable)
lindquist
parents:
102
diff
changeset
|
4557 e = new PtrExp(e->loc, e); |
| 114 | 4558 e->type = ct->next; |
|
103
855adfdb8d38
[svn r107] Getting .classinfo on a class instance now works (classinfo is stored in vtable)
lindquist
parents:
102
diff
changeset
|
4559 e = new PtrExp(e->loc, e); |
| 114 | 4560 e->type = ct->next->next; |
| 4561 | |
|
103
855adfdb8d38
[svn r107] Getting .classinfo on a class instance now works (classinfo is stored in vtable)
lindquist
parents:
102
diff
changeset
|
4562 if (sym->isInterfaceDeclaration()) |
|
855adfdb8d38
[svn r107] Getting .classinfo on a class instance now works (classinfo is stored in vtable)
lindquist
parents:
102
diff
changeset
|
4563 { |
| 114 | 4564 if (sym->isCOMinterface()) |
| 4565 { /* COM interface vtbl[]s are different in that the | |
| 4566 * first entry is always pointer to QueryInterface(). | |
| 4567 * We can't get a .classinfo for it. | |
| 4568 */ | |
| 4569 error(e->loc, "no .classinfo for COM interface objects"); | |
| 4570 } | |
| 4571 /* For an interface, the first entry in the vtbl[] | |
| 4572 * is actually a pointer to an instance of struct Interface. | |
| 4573 * The first member of Interface is the .classinfo, | |
| 4574 * so add an extra pointer indirection. | |
| 4575 */ | |
| 4576 e = new PtrExp(e->loc, e); | |
| 4577 e->type = ct->next->next->next; | |
|
103
855adfdb8d38
[svn r107] Getting .classinfo on a class instance now works (classinfo is stored in vtable)
lindquist
parents:
102
diff
changeset
|
4578 } |
|
855adfdb8d38
[svn r107] Getting .classinfo on a class instance now works (classinfo is stored in vtable)
lindquist
parents:
102
diff
changeset
|
4579 |
|
855adfdb8d38
[svn r107] Getting .classinfo on a class instance now works (classinfo is stored in vtable)
lindquist
parents:
102
diff
changeset
|
4580 #else |
|
855adfdb8d38
[svn r107] Getting .classinfo on a class instance now works (classinfo is stored in vtable)
lindquist
parents:
102
diff
changeset
|
4581 |
| 1 | 4582 e = new PtrExp(e->loc, e); |
| 4583 e->type = t->pointerTo(); | |
| 4584 if (sym->isInterfaceDeclaration()) | |
| 4585 { | |
|
35
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
4586 if (sym->isCOMinterface()) |
|
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
4587 { /* COM interface vtbl[]s are different in that the |
|
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
4588 * first entry is always pointer to QueryInterface(). |
|
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
4589 * We can't get a .classinfo for it. |
|
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
4590 */ |
| 1 | 4591 error(e->loc, "no .classinfo for COM interface objects"); |
|
35
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
4592 } |
|
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
4593 /* For an interface, the first entry in the vtbl[] |
|
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
4594 * is actually a pointer to an instance of struct Interface. |
|
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
4595 * The first member of Interface is the .classinfo, |
|
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
4596 * so add an extra pointer indirection. |
|
3cfcb944304e
[svn r39] * Updated to DMD 1.022 with the exception of:
lindquist
parents:
11
diff
changeset
|
4597 */ |
| 1 | 4598 e->type = e->type->pointerTo(); |
| 4599 e = new PtrExp(e->loc, e); | |
| 4600 e->type = t->pointerTo(); | |
| 4601 } | |
| 4602 e = new PtrExp(e->loc, e, t); | |
|
103
855adfdb8d38
[svn r107] Getting .classinfo on a class instance now works (classinfo is stored in vtable)
lindquist
parents:
102
diff
changeset
|
4603 |
|
855adfdb8d38
[svn r107] Getting .classinfo on a class instance now works (classinfo is stored in vtable)
lindquist
parents:
102
diff
changeset
|
4604 #endif |
| 1 | 4605 } |
| 4606 return e; | |
| 4607 } | |
| 4608 | |
| 4609 if (ident == Id::typeinfo) | |
| 4610 { | |
| 4611 if (!global.params.useDeprecated) | |
| 4612 error(e->loc, ".typeinfo deprecated, use typeid(type)"); | |
| 4613 return getTypeInfo(sc); | |
| 4614 } | |
| 4615 if (ident == Id::outer && sym->vthis) | |
| 4616 { | |
| 4617 s = sym->vthis; | |
| 4618 } | |
| 4619 else | |
| 4620 { | |
| 4621 //return getProperty(e->loc, ident); | |
| 4622 return Type::dotExp(sc, e, ident); | |
| 4623 } | |
| 4624 } | |
| 4625 s = s->toAlias(); | |
| 4626 v = s->isVarDeclaration(); | |
| 4627 if (v && v->isConst()) | |
| 4628 { ExpInitializer *ei = v->getExpInitializer(); | |
| 4629 | |
| 4630 if (ei) | |
| 4631 { e = ei->exp->copy(); // need to copy it if it's a StringExp | |
| 4632 e = e->semantic(sc); | |
| 4633 return e; | |
| 4634 } | |
| 4635 } | |
| 4636 | |
| 4637 if (s->getType()) | |
| 4638 { | |
| 4639 // if (e->op == TOKtype) | |
| 4640 return new TypeExp(e->loc, s->getType()); | |
| 4641 // return new DotTypeExp(e->loc, e, s); | |
| 4642 } | |
| 4643 | |
| 4644 EnumMember *em = s->isEnumMember(); | |
| 4645 if (em) | |
| 4646 { | |
| 4647 assert(em->value); | |
| 4648 return em->value->copy(); | |
| 4649 } | |
| 4650 | |
| 4651 TemplateMixin *tm = s->isTemplateMixin(); | |
| 4652 if (tm) | |
| 4653 { Expression *de; | |
| 4654 | |
| 4655 de = new DotExp(e->loc, e, new ScopeExp(e->loc, tm)); | |
| 4656 de->type = e->type; | |
| 4657 return de; | |
| 4658 } | |
| 4659 | |
| 4660 TemplateDeclaration *td = s->isTemplateDeclaration(); | |
| 4661 if (td) | |
| 4662 { | |
| 4663 e = new DotTemplateExp(e->loc, e, td); | |
| 4664 e->semantic(sc); | |
| 4665 return e; | |
| 4666 } | |
| 4667 | |
|
139
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[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4668 TemplateInstance *ti = s->isTemplateInstance(); |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4669 if (ti) |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4670 { if (!ti->semanticdone) |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4671 ti->semantic(sc); |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4672 s = ti->inst->toAlias(); |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4673 if (!s->isTemplateInstance()) |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4674 goto L1; |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4675 Expression *de = new DotExp(e->loc, e, new ScopeExp(e->loc, ti)); |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4676 de->type = e->type; |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4677 return de; |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4678 } |
|
0ab29b838084
[svn r143] Fixed: a few bugs in debug information, still only line info, but should be correct files now :)
lindquist
parents:
136
diff
changeset
|
4679 |
| 1 | 4680 d = s->isDeclaration(); |
| 4681 if (!d) | |
| 4682 { | |
| 4683 e->error("%s.%s is not a declaration", e->toChars(), ident->toChars()); | |
| 4684 return new IntegerExp(e->loc, 1, Type::tint32); | |
| 4685 } | |
| 4686 | |
| 4687 if (e->op == TOKtype) | |
| 4688 { | |
| 4689 VarExp *ve; | |
| 4690 | |
| 4691 if (d->needThis() && (hasThis(sc) || !d->isFuncDeclaration())) | |
| 4692 { | |
| 4693 if (sc->func) | |
| 4694 { | |
| 4695 ClassDeclaration *thiscd; | |
| 4696 thiscd = sc->func->toParent()->isClassDeclaration(); | |
| 4697 | |
| 4698 if (thiscd) | |
| 4699 { | |
| 4700 ClassDeclaration *cd = e->type->isClassHandle(); | |
| 4701 | |
| 4702 if (cd == thiscd) | |
| 4703 { | |
| 4704 e = new ThisExp(e->loc); | |
| 4705 e = new DotTypeExp(e->loc, e, cd); | |
| 4706 de = new DotVarExp(e->loc, e, d); | |
| 4707 e = de->semantic(sc); | |
| 4708 return e; | |
| 4709 } | |
| 4710 else if ((!cd || !cd->isBaseOf(thiscd, NULL)) && | |
| 4711 !d->isFuncDeclaration()) | |
| 4712 e->error("'this' is required, but %s is not a base class of %s", e->type->toChars(), thiscd->toChars()); | |
| 4713 } | |
| 4714 } | |
| 4715 | |
| 4716 de = new DotVarExp(e->loc, new ThisExp(e->loc), d); | |
| 4717 e = de->semantic(sc); | |
| 4718 return e; | |
| 4719 } | |
| 4720 else if (d->isTupleDeclaration()) | |
| 4721 { | |
| 4722 e = new TupleExp(e->loc, d->isTupleDeclaration()); | |
| 4723 e = e->semantic(sc); | |
| 4724 return e; | |
| 4725 } | |
| 4726 else | |
| 4727 ve = new VarExp(e->loc, d); | |
| 4728 return ve; | |
| 4729 } | |
| 4730 | |
| 4731 if (d->isDataseg()) | |
| 4732 { | |
| 4733 // (e, d) | |
| 4734 VarExp *ve; | |
| 4735 | |
| 4736 accessCheck(e->loc, sc, e, d); | |
| 4737 ve = new VarExp(e->loc, d); | |
| 4738 e = new CommaExp(e->loc, e, ve); | |
| 4739 e->type = d->type; | |
| 4740 return e; | |
| 4741 } | |
| 4742 | |
| 4743 if (d->parent && d->toParent()->isModule()) | |
| 4744 { | |
| 4745 // (e, d) | |
| 4746 VarExp *ve; | |
| 4747 | |
| 4748 ve = new VarExp(e->loc, d); | |
| 4749 e = new CommaExp(e->loc, e, ve); | |
| 4750 e->type = d->type; | |
| 4751 return e; | |
| 4752 } | |
| 4753 | |
| 4754 de = new DotVarExp(e->loc, e, d); | |
| 4755 return de->semantic(sc); | |
| 4756 } | |
| 4757 | |
| 4758 ClassDeclaration *TypeClass::isClassHandle() | |
| 4759 { | |
| 4760 return sym; | |
| 4761 } | |
| 4762 | |
| 4763 int TypeClass::isauto() | |
| 4764 { | |
| 4765 return sym->isauto; | |
| 4766 } | |
| 4767 | |
| 4768 int TypeClass::isBaseOf(Type *t, int *poffset) | |
| 4769 { | |
| 4770 if (t->ty == Tclass) | |
| 4771 { ClassDeclaration *cd; | |
| 4772 | |
| 4773 cd = ((TypeClass *)t)->sym; | |
| 4774 if (sym->isBaseOf(cd, poffset)) | |
| 4775 return 1; | |
| 4776 } | |
| 4777 return 0; | |
| 4778 } | |
| 4779 | |
| 4780 MATCH TypeClass::implicitConvTo(Type *to) | |
| 4781 { | |
| 4782 //printf("TypeClass::implicitConvTo('%s')\n", to->toChars()); | |
| 4783 if (this == to) | |
| 4784 return MATCHexact; | |
| 4785 | |
| 4786 ClassDeclaration *cdto = to->isClassHandle(); | |
| 4787 if (cdto && cdto->isBaseOf(sym, NULL)) | |
| 4788 { //printf("is base\n"); | |
| 4789 return MATCHconvert; | |
| 4790 } | |
| 4791 | |
| 4792 if (global.params.Dversion == 1) | |
| 4793 { | |
| 4794 // Allow conversion to (void *) | |
| 4795 if (to->ty == Tpointer && to->next->ty == Tvoid) | |
| 4796 return MATCHconvert; | |
| 4797 } | |
| 4798 | |
| 4799 return MATCHnomatch; | |
| 4800 } | |
| 4801 | |
| 92 | 4802 Expression *TypeClass::defaultInit(Loc loc) |
| 1 | 4803 { |
| 4804 #if LOGDEFAULTINIT | |
| 4805 printf("TypeClass::defaultInit() '%s'\n", toChars()); | |
| 4806 #endif | |
| 4807 Expression *e; | |
| 92 | 4808 e = new NullExp(loc); |
| 1 | 4809 e->type = this; |
| 4810 return e; | |
| 4811 } | |
| 4812 | |
| 4813 int TypeClass::isZeroInit() | |
| 4814 { | |
| 4815 return 1; | |
| 4816 } | |
| 4817 | |
| 4818 int TypeClass::checkBoolean() | |
| 4819 { | |
| 4820 return TRUE; | |
| 4821 } | |
| 4822 | |
| 4823 int TypeClass::hasPointers() | |
| 4824 { | |
| 4825 return TRUE; | |
| 4826 } | |
| 4827 | |
| 4828 /***************************** TypeTuple *****************************/ | |
| 4829 | |
| 4830 TypeTuple::TypeTuple(Arguments *arguments) | |
| 4831 : Type(Ttuple, NULL) | |
| 4832 { | |
| 4833 //printf("TypeTuple(this = %p)\n", this); | |
| 4834 this->arguments = arguments; | |
| 4835 #ifdef DEBUG | |
| 4836 if (arguments) | |
| 4837 { | |
| 4838 for (size_t i = 0; i < arguments->dim; i++) | |
| 4839 { | |
| 4840 Argument *arg = (Argument *)arguments->data[i]; | |
| 4841 assert(arg && arg->type); | |
| 4842 } | |
| 4843 } | |
| 4844 #endif | |
| 4845 } | |
| 4846 | |
| 4847 /**************** | |
| 4848 * Form TypeTuple from the types of the expressions. | |
| 4849 * Assume exps[] is already tuple expanded. | |
| 4850 */ | |
| 4851 | |
| 4852 TypeTuple::TypeTuple(Expressions *exps) | |
| 4853 : Type(Ttuple, NULL) | |
| 4854 { | |
| 4855 Arguments *arguments = new Arguments; | |
| 4856 if (exps) | |
| 4857 { | |
| 4858 arguments->setDim(exps->dim); | |
| 4859 for (size_t i = 0; i < exps->dim; i++) | |
| 4860 { Expression *e = (Expression *)exps->data[i]; | |
| 4861 if (e->type->ty == Ttuple) | |
| 4862 e->error("cannot form tuple of tuples"); | |
| 4863 Argument *arg = new Argument(STCin, e->type, NULL, NULL); | |
| 4864 arguments->data[i] = (void *)arg; | |
| 4865 } | |
| 4866 } | |
| 4867 this->arguments = arguments; | |
| 4868 } | |
| 4869 | |
| 4870 Type *TypeTuple::syntaxCopy() | |
| 4871 { | |
| 4872 Arguments *args = Argument::arraySyntaxCopy(arguments); | |
| 4873 Type *t = new TypeTuple(args); | |
| 4874 return t; | |
| 4875 } | |
| 4876 | |
| 4877 Type *TypeTuple::semantic(Loc loc, Scope *sc) | |
| 4878 { | |
| 4879 //printf("TypeTuple::semantic(this = %p)\n", this); | |
| 4880 if (!deco) | |
| 4881 deco = merge()->deco; | |
| 4882 | |
| 4883 /* Don't return merge(), because a tuple with one type has the | |
| 4884 * same deco as that type. | |
| 4885 */ | |
| 4886 return this; | |
| 4887 } | |
| 4888 | |
| 4889 int TypeTuple::equals(Object *o) | |
| 4890 { Type *t; | |
| 4891 | |
| 4892 t = (Type *)o; | |
| 4893 //printf("TypeTuple::equals(%s, %s)\n", toChars(), t->toChars()); | |
| 4894 if (this == t) | |
| 4895 { | |
| 4896 return 1; | |
| 4897 } | |
| 4898 if (t->ty == Ttuple) | |
| 4899 { TypeTuple *tt = (TypeTuple *)t; | |
| 4900 | |
| 4901 if (arguments->dim == tt->arguments->dim) | |
| 4902 { | |
| 4903 for (size_t i = 0; i < tt->arguments->dim; i++) | |
| 4904 { Argument *arg1 = (Argument *)arguments->data[i]; | |
| 4905 Argument *arg2 = (Argument *)tt->arguments->data[i]; | |
| 4906 | |
| 4907 if (!arg1->type->equals(arg2->type)) | |
| 4908 return 0; | |
| 4909 } | |
| 4910 return 1; | |
| 4911 } | |
| 4912 } | |
| 4913 return 0; | |
| 4914 } | |
| 4915 | |
| 4916 Type *TypeTuple::reliesOnTident() | |
| 4917 { | |
| 4918 if (arguments) | |
| 4919 { | |
| 4920 for (size_t i = 0; i < arguments->dim; i++) | |
| 4921 { | |
| 4922 Argument *arg = (Argument *)arguments->data[i]; | |
| 4923 Type *t = arg->type->reliesOnTident(); | |
| 4924 if (t) | |
| 4925 return t; | |
| 4926 } | |
| 4927 } | |
| 4928 return NULL; | |
| 4929 } | |
| 4930 | |
| 4931 void TypeTuple::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs) | |
| 4932 { | |
| 4933 OutBuffer buf2; | |
| 4934 Argument::argsToCBuffer(&buf2, hgs, arguments, 0); | |
| 4935 buf->prependstring(buf2.toChars()); | |
| 4936 if (ident) | |
| 4937 { buf->writeByte(' '); | |
| 4938 buf->writestring(ident->toChars()); | |
| 4939 } | |
| 4940 } | |
| 4941 | |
| 4942 void TypeTuple::toDecoBuffer(OutBuffer *buf) | |
| 4943 { | |
| 4944 //printf("TypeTuple::toDecoBuffer() this = %p\n", this); | |
| 4945 OutBuffer buf2; | |
| 4946 Argument::argsToDecoBuffer(&buf2, arguments); | |
| 4947 unsigned len = buf2.offset; | |
| 4948 buf->printf("%c%d%.*s", mangleChar[ty], len, len, (char *)buf2.extractData()); | |
| 4949 } | |
| 4950 | |
| 4951 Expression *TypeTuple::getProperty(Loc loc, Identifier *ident) | |
| 4952 { Expression *e; | |
| 4953 | |
| 4954 #if LOGDOTEXP | |
| 4955 printf("TypeTuple::getProperty(type = '%s', ident = '%s')\n", toChars(), ident->toChars()); | |
| 4956 #endif | |
| 4957 if (ident == Id::length) | |
| 4958 { | |
| 4959 e = new IntegerExp(loc, arguments->dim, Type::tsize_t); | |
| 4960 } | |
| 4961 else | |
| 4962 { | |
| 4963 error(loc, "no property '%s' for tuple '%s'", ident->toChars(), toChars()); | |
| 4964 e = new IntegerExp(loc, 1, Type::tint32); | |
| 4965 } | |
| 4966 return e; | |
| 4967 } | |
| 4968 | |
| 4969 /***************************** TypeSlice *****************************/ | |
| 4970 | |
| 4971 /* This is so we can slice a TypeTuple */ | |
| 4972 | |
| 4973 TypeSlice::TypeSlice(Type *next, Expression *lwr, Expression *upr) | |
| 4974 : Type(Tslice, next) | |
| 4975 { | |
| 4976 //printf("TypeSlice[%s .. %s]\n", lwr->toChars(), upr->toChars()); | |
| 4977 this->lwr = lwr; | |
| 4978 this->upr = upr; | |
| 4979 } | |
| 4980 | |
| 4981 Type *TypeSlice::syntaxCopy() | |
| 4982 { | |
| 4983 Type *t = new TypeSlice(next->syntaxCopy(), lwr->syntaxCopy(), upr->syntaxCopy()); | |
| 4984 return t; | |
| 4985 } | |
| 4986 | |
| 4987 Type *TypeSlice::semantic(Loc loc, Scope *sc) | |
| 4988 { | |
| 4989 //printf("TypeSlice::semantic() %s\n", toChars()); | |
| 4990 next = next->semantic(loc, sc); | |
| 4991 //printf("next: %s\n", next->toChars()); | |
| 4992 | |
| 4993 Type *tbn = next->toBasetype(); | |
| 4994 if (tbn->ty != Ttuple) | |
| 4995 { error(loc, "can only slice tuple types, not %s", tbn->toChars()); | |
| 4996 return Type::terror; | |
| 4997 } | |
| 4998 TypeTuple *tt = (TypeTuple *)tbn; | |
| 4999 | |
| 5000 lwr = semanticLength(sc, tbn, lwr); | |
| 5001 lwr = lwr->optimize(WANTvalue); | |
| 5002 uinteger_t i1 = lwr->toUInteger(); | |
| 5003 | |
| 5004 upr = semanticLength(sc, tbn, upr); | |
| 5005 upr = upr->optimize(WANTvalue); | |
| 5006 uinteger_t i2 = upr->toUInteger(); | |
| 5007 | |
| 5008 if (!(i1 <= i2 && i2 <= tt->arguments->dim)) | |
| 5009 { error(loc, "slice [%ju..%ju] is out of range of [0..%u]", i1, i2, tt->arguments->dim); | |
| 5010 return Type::terror; | |
| 5011 } | |
| 5012 | |
| 5013 Arguments *args = new Arguments; | |
| 5014 args->reserve(i2 - i1); | |
| 5015 for (size_t i = i1; i < i2; i++) | |
| 5016 { Argument *arg = (Argument *)tt->arguments->data[i]; | |
| 5017 args->push(arg); | |
| 5018 } | |
| 5019 | |
| 5020 return new TypeTuple(args); | |
| 5021 } | |
| 5022 | |
| 5023 void TypeSlice::resolve(Loc loc, Scope *sc, Expression **pe, Type **pt, Dsymbol **ps) | |
| 5024 { | |
| 5025 next->resolve(loc, sc, pe, pt, ps); | |
| 5026 if (*pe) | |
| 5027 { // It's really a slice expression | |
| 5028 Expression *e; | |
| 5029 e = new SliceExp(loc, *pe, lwr, upr); | |
| 5030 *pe = e; | |
| 5031 } | |
| 5032 else if (*ps) | |
| 5033 { Dsymbol *s = *ps; | |
| 5034 TupleDeclaration *td = s->isTupleDeclaration(); | |
| 5035 if (td) | |
| 5036 { | |
| 5037 /* It's a slice of a TupleDeclaration | |
| 5038 */ | |
| 5039 ScopeDsymbol *sym = new ArrayScopeSymbol(td); | |
| 5040 sym->parent = sc->scopesym; | |
| 5041 sc = sc->push(sym); | |
| 5042 | |
| 5043 lwr = lwr->semantic(sc); | |
| 5044 lwr = lwr->optimize(WANTvalue); | |
| 5045 uinteger_t i1 = lwr->toUInteger(); | |
| 5046 | |
| 5047 upr = upr->semantic(sc); | |
| 5048 upr = upr->optimize(WANTvalue); | |
| 5049 uinteger_t i2 = upr->toUInteger(); | |
| 5050 | |
| 5051 sc = sc->pop(); | |
| 5052 | |
| 5053 if (!(i1 <= i2 && i2 <= td->objects->dim)) | |
| 5054 { error(loc, "slice [%ju..%ju] is out of range of [0..%u]", i1, i2, td->objects->dim); | |
| 5055 goto Ldefault; | |
| 5056 } | |
| 5057 | |
| 5058 if (i1 == 0 && i2 == td->objects->dim) | |
| 5059 { | |
| 5060 *ps = td; | |
| 5061 return; | |
| 5062 } | |
| 5063 | |
| 5064 /* Create a new TupleDeclaration which | |
| 5065 * is a slice [i1..i2] out of the old one. | |
| 5066 */ | |
| 5067 Objects *objects = new Objects; | |
| 5068 objects->setDim(i2 - i1); | |
| 5069 for (size_t i = 0; i < objects->dim; i++) | |
| 5070 { | |
| 5071 objects->data[i] = td->objects->data[(size_t)i1 + i]; | |
| 5072 } | |
| 5073 | |
| 5074 TupleDeclaration *tds = new TupleDeclaration(loc, td->ident, objects); | |
| 5075 *ps = tds; | |
| 5076 } | |
| 5077 else | |
| 5078 goto Ldefault; | |
| 5079 } | |
| 5080 else | |
| 5081 { | |
| 5082 Ldefault: | |
| 5083 Type::resolve(loc, sc, pe, pt, ps); | |
| 5084 } | |
| 5085 } | |
| 5086 | |
| 5087 void TypeSlice::toCBuffer2(OutBuffer *buf, Identifier *ident, HdrGenState *hgs) | |
| 5088 { | |
| 5089 OutBuffer buf2; | |
| 5090 | |
| 5091 buf2.printf("[%s .. ", lwr->toChars()); | |
| 5092 buf2.printf("%s]", upr->toChars()); | |
| 5093 | |
| 5094 buf->prependstring(buf2.toChars()); | |
| 5095 if (ident) | |
| 5096 { | |
| 5097 buf->writeByte(' '); | |
| 5098 buf->writestring(ident->toChars()); | |
| 5099 } | |
| 5100 next->toCBuffer2(buf, NULL, hgs); | |
| 5101 } | |
| 5102 | |
| 5103 /***************************** Argument *****************************/ | |
| 5104 | |
| 5105 Argument::Argument(unsigned storageClass, Type *type, Identifier *ident, Expression *defaultArg) | |
| 5106 { | |
| 5107 this->type = type; | |
| 5108 this->ident = ident; | |
| 5109 this->storageClass = storageClass; | |
| 5110 this->defaultArg = defaultArg; | |
| 5111 this->vardecl = 0; | |
| 5112 } | |
| 5113 | |
| 5114 Argument *Argument::syntaxCopy() | |
| 5115 { | |
| 5116 Argument *a = new Argument(storageClass, | |
| 5117 type ? type->syntaxCopy() : NULL, | |
| 5118 ident, | |
| 5119 defaultArg ? defaultArg->syntaxCopy() : NULL); | |
| 5120 return a; | |
| 5121 } | |
| 5122 | |
| 5123 Arguments *Argument::arraySyntaxCopy(Arguments *args) | |
| 5124 { Arguments *a = NULL; | |
| 5125 | |
| 5126 if (args) | |
| 5127 { | |
| 5128 a = new Arguments(); | |
| 5129 a->setDim(args->dim); | |
| 5130 for (size_t i = 0; i < a->dim; i++) | |
| 5131 { Argument *arg = (Argument *)args->data[i]; | |
| 5132 | |
| 5133 arg = arg->syntaxCopy(); | |
| 5134 a->data[i] = (void *)arg; | |
| 5135 } | |
| 5136 } | |
| 5137 return a; | |
| 5138 } | |
| 5139 | |
| 5140 char *Argument::argsTypesToChars(Arguments *args, int varargs) | |
| 5141 { OutBuffer *buf; | |
| 5142 | |
| 5143 buf = new OutBuffer(); | |
| 5144 | |
| 5145 buf->writeByte('('); | |
| 5146 if (args) | |
| 5147 { int i; | |
| 5148 OutBuffer argbuf; | |
| 5149 HdrGenState hgs; | |
| 5150 | |
| 5151 for (i = 0; i < args->dim; i++) | |
| 5152 { Argument *arg; | |
| 5153 | |
| 5154 if (i) | |
| 5155 buf->writeByte(','); | |
| 5156 arg = (Argument *)args->data[i]; | |
| 5157 argbuf.reset(); | |
| 5158 arg->type->toCBuffer2(&argbuf, NULL, &hgs); | |
| 5159 buf->write(&argbuf); | |
| 5160 } | |
| 5161 if (varargs) | |
| 5162 { | |
| 5163 if (i && varargs == 1) | |
| 5164 buf->writeByte(','); | |
| 5165 buf->writestring("..."); | |
| 5166 } | |
| 5167 } | |
| 5168 buf->writeByte(')'); | |
| 5169 | |
| 5170 return buf->toChars(); | |
| 5171 } | |
| 5172 | |
| 5173 void Argument::argsToCBuffer(OutBuffer *buf, HdrGenState *hgs, Arguments *arguments, int varargs) | |
| 5174 { | |
| 5175 buf->writeByte('('); | |
| 5176 if (arguments) | |
| 5177 { int i; | |
| 5178 OutBuffer argbuf; | |
| 5179 | |
| 5180 for (i = 0; i < arguments->dim; i++) | |
| 5181 { Argument *arg; | |
| 5182 | |
| 5183 if (i) | |
| 5184 buf->writestring(", "); | |
| 5185 arg = (Argument *)arguments->data[i]; | |
| 5186 if (arg->storageClass & STCout) | |
| 5187 buf->writestring("out "); | |
| 5188 else if (arg->storageClass & STCref) | |
| 5189 buf->writestring((global.params.Dversion == 1) | |
| 5190 ? (char *)"inout " : (char *)"ref "); | |
| 5191 else if (arg->storageClass & STClazy) | |
| 5192 buf->writestring("lazy "); | |
| 5193 argbuf.reset(); | |
| 5194 arg->type->toCBuffer2(&argbuf, arg->ident, hgs); | |
| 5195 if (arg->defaultArg) | |
| 5196 { | |
| 5197 argbuf.writestring(" = "); | |
| 5198 arg->defaultArg->toCBuffer(&argbuf, hgs); | |
| 5199 } | |
| 5200 buf->write(&argbuf); | |
| 5201 } | |
| 5202 if (varargs) | |
| 5203 { | |
| 5204 if (i && varargs == 1) | |
| 5205 buf->writeByte(','); | |
| 5206 buf->writestring("..."); | |
| 5207 } | |
| 5208 } | |
| 5209 buf->writeByte(')'); | |
| 5210 } | |
| 5211 | |
| 5212 | |
| 5213 void Argument::argsToDecoBuffer(OutBuffer *buf, Arguments *arguments) | |
| 5214 { | |
| 5215 //printf("Argument::argsToDecoBuffer()\n"); | |
| 5216 | |
| 5217 // Write argument types | |
| 5218 if (arguments) | |
| 5219 { | |
| 5220 size_t dim = Argument::dim(arguments); | |
| 5221 for (size_t i = 0; i < dim; i++) | |
| 5222 { | |
| 5223 Argument *arg = Argument::getNth(arguments, i); | |
| 5224 arg->toDecoBuffer(buf); | |
| 5225 } | |
| 5226 } | |
| 5227 } | |
| 5228 | |
| 5229 /**************************************************** | |
| 5230 * Determine if parameter is a lazy array of delegates. | |
| 5231 * If so, return the return type of those delegates. | |
| 5232 * If not, return NULL. | |
| 5233 */ | |
| 5234 | |
| 5235 Type *Argument::isLazyArray() | |
| 5236 { | |
| 5237 // if (inout == Lazy) | |
| 5238 { | |
| 5239 Type *tb = type->toBasetype(); | |
| 5240 if (tb->ty == Tsarray || tb->ty == Tarray) | |
| 5241 { | |
| 5242 Type *tel = tb->next->toBasetype(); | |
| 5243 if (tel->ty == Tdelegate) | |
| 5244 { | |
| 5245 TypeDelegate *td = (TypeDelegate *)tel; | |
| 5246 TypeFunction *tf = (TypeFunction *)td->next; | |
| 5247 | |
| 5248 if (!tf->varargs && Argument::dim(tf->parameters) == 0) | |
| 5249 { | |
| 5250 return tf->next; // return type of delegate | |
| 5251 } | |
| 5252 } | |
| 5253 } | |
| 5254 } | |
| 5255 return NULL; | |
| 5256 } | |
| 5257 | |
| 5258 void Argument::toDecoBuffer(OutBuffer *buf) | |
| 5259 { | |
| 5260 switch (storageClass & (STCin | STCout | STCref | STClazy)) | |
| 5261 { case 0: | |
| 5262 case STCin: | |
| 5263 break; | |
| 5264 case STCout: | |
| 5265 buf->writeByte('J'); | |
| 5266 break; | |
| 5267 case STCref: | |
| 5268 buf->writeByte('K'); | |
| 5269 break; | |
| 5270 case STClazy: | |
| 5271 buf->writeByte('L'); | |
| 5272 break; | |
| 5273 default: | |
| 5274 #ifdef DEBUG | |
| 5275 halt(); | |
| 5276 #endif | |
| 5277 assert(0); | |
| 5278 } | |
| 5279 type->toDecoBuffer(buf); | |
| 5280 } | |
| 5281 | |
| 5282 /*************************************** | |
| 5283 * Determine number of arguments, folding in tuples. | |
| 5284 */ | |
| 5285 | |
| 5286 size_t Argument::dim(Arguments *args) | |
| 5287 { | |
| 5288 size_t n = 0; | |
| 5289 if (args) | |
| 5290 { | |
| 5291 for (size_t i = 0; i < args->dim; i++) | |
| 5292 { Argument *arg = (Argument *)args->data[i]; | |
| 5293 Type *t = arg->type->toBasetype(); | |
| 5294 | |
| 5295 if (t->ty == Ttuple) | |
| 5296 { TypeTuple *tu = (TypeTuple *)t; | |
| 5297 n += dim(tu->arguments); | |
| 5298 } | |
| 5299 else | |
| 5300 n++; | |
| 5301 } | |
| 5302 } | |
| 5303 return n; | |
| 5304 } | |
| 5305 | |
| 5306 /*************************************** | |
| 5307 * Get nth Argument, folding in tuples. | |
| 5308 * Returns: | |
| 5309 * Argument* nth Argument | |
| 5310 * NULL not found, *pn gets incremented by the number | |
| 5311 * of Arguments | |
| 5312 */ | |
| 5313 | |
| 5314 Argument *Argument::getNth(Arguments *args, size_t nth, size_t *pn) | |
| 5315 { | |
| 5316 if (!args) | |
| 5317 return NULL; | |
| 5318 | |
| 5319 size_t n = 0; | |
| 5320 for (size_t i = 0; i < args->dim; i++) | |
| 5321 { Argument *arg = (Argument *)args->data[i]; | |
| 5322 Type *t = arg->type->toBasetype(); | |
| 5323 | |
| 5324 if (t->ty == Ttuple) | |
| 5325 { TypeTuple *tu = (TypeTuple *)t; | |
| 5326 arg = getNth(tu->arguments, nth - n, &n); | |
| 5327 if (arg) | |
| 5328 return arg; | |
| 5329 } | |
| 5330 else if (n == nth) | |
| 5331 return arg; | |
| 5332 else | |
| 5333 n++; | |
| 5334 } | |
| 5335 | |
| 5336 if (pn) | |
| 5337 *pn += n; | |
| 5338 return NULL; | |
| 5339 } |