Mercurial > projects > ldc
annotate dmd/mtype.c @ 387:cbb65e65236b
Fix argument types for wchar/char reverse and sort.
| author | Christian Kamm <kamm incasoftware de> |
|---|---|
| date | Thu, 24 Jul 2008 18:20:40 +0200 |
| parents | d632801b15f0 |
| children | 722f5e90c39c |
| rev | line source |
|---|---|
| 159 | 1 |
| 2 // Compiler implementation of the D programming language | |
| 3 // Copyright (c) 1999-2008 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> | |
|
285
297690b5d4a5
[svn r306] Fixed: it's now possible to compile and link llvmdc with MinGW32 and msys on Win32 :D I tried it myself ;) Building the runtime still needs some work, but it's a step in the right direction.
lindquist
parents:
270
diff
changeset
|
28 #elif __MINGW32__ |
|
297690b5d4a5
[svn r306] Fixed: it's now possible to compile and link llvmdc with MinGW32 and msys on Win32 :D I tried it myself ;) Building the runtime still needs some work, but it's a step in the right direction.
lindquist
parents:
270
diff
changeset
|
29 #include <malloc.h> |
| 159 | 30 #else |
| 31 //#define signbit 56 | |
| 32 #endif | |
| 33 | |
| 34 #if __APPLE__ | |
| 35 #include <math.h> | |
| 36 static double zero = 0; | |
|
285
297690b5d4a5
[svn r306] Fixed: it's now possible to compile and link llvmdc with MinGW32 and msys on Win32 :D I tried it myself ;) Building the runtime still needs some work, but it's a step in the right direction.
lindquist
parents:
270
diff
changeset
|
37 #elif __MINGW32__ |
|
297690b5d4a5
[svn r306] Fixed: it's now possible to compile and link llvmdc with MinGW32 and msys on Win32 :D I tried it myself ;) Building the runtime still needs some work, but it's a step in the right direction.
lindquist
parents:
270
diff
changeset
|
38 #include <math.h> |
|
297690b5d4a5
[svn r306] Fixed: it's now possible to compile and link llvmdc with MinGW32 and msys on Win32 :D I tried it myself ;) Building the runtime still needs some work, but it's a step in the right direction.
lindquist
parents:
270
diff
changeset
|
39 static double zero = 0; |
| 159 | 40 #elif __GNUC__ |
| 41 #include <math.h> | |
| 42 #include <bits/nan.h> | |
| 43 #include <bits/mathdef.h> | |
| 44 static double zero = 0; | |
| 45 #endif | |
| 46 | |
| 47 #include "mem.h" | |
| 48 | |
| 49 #include "dsymbol.h" | |
| 50 #include "mtype.h" | |
| 51 #include "scope.h" | |
| 52 #include "init.h" | |
| 53 #include "expression.h" | |
| 54 #include "attrib.h" | |
| 55 #include "declaration.h" | |
| 56 #include "template.h" | |
| 57 #include "id.h" | |
| 58 #include "enum.h" | |
| 59 #include "import.h" | |
| 60 #include "aggregate.h" | |
| 61 #include "hdrgen.h" | |
| 62 | |
| 63 FuncDeclaration *hasThis(Scope *sc); | |
| 64 | |
| 65 | |
| 66 #define LOGDOTEXP 0 // log ::dotExp() | |
| 67 #define LOGDEFAULTINIT 0 // log ::defaultInit() | |
| 68 | |
| 69 // Allow implicit conversion of T[] to T* | |
| 70 #define IMPLICIT_ARRAY_TO_PTR global.params.useDeprecated | |
| 71 | |
| 72 /* These have default values for 32 bit code, they get | |
| 73 * adjusted for 64 bit code. | |
| 74 */ | |
| 75 | |
| 76 int PTRSIZE = 4; | |
| 77 #if IN_LLVM | |
| 78 int REALSIZE = 8; | |
| 79 int REALPAD = 0; | |
| 80 #elif TARGET_LINUX | |
| 81 int REALSIZE = 12; | |
| 82 int REALPAD = 2; | |
| 83 #else | |
| 84 int REALSIZE = 10; | |
| 85 int REALPAD = 0; | |
| 86 #endif | |
| 87 int Tsize_t = Tuns32; | |
| 88 int Tptrdiff_t = Tint32; | |
| 89 | |
| 90 /***************************** Type *****************************/ | |
| 91 | |
| 92 ClassDeclaration *Type::typeinfo; | |
| 93 ClassDeclaration *Type::typeinfoclass; | |
| 94 ClassDeclaration *Type::typeinfointerface; | |
| 95 ClassDeclaration *Type::typeinfostruct; | |
| 96 ClassDeclaration *Type::typeinfotypedef; | |
| 97 ClassDeclaration *Type::typeinfopointer; | |
| 98 ClassDeclaration *Type::typeinfoarray; | |
| 99 ClassDeclaration *Type::typeinfostaticarray; | |
| 100 ClassDeclaration *Type::typeinfoassociativearray; | |
| 101 ClassDeclaration *Type::typeinfoenum; | |
| 102 ClassDeclaration *Type::typeinfofunction; | |
| 103 ClassDeclaration *Type::typeinfodelegate; | |
| 104 ClassDeclaration *Type::typeinfotypelist; | |
| 105 | |
|
379
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
106 // LLVMDC |
|
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
107 Type* Type::topaque; |
|
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
108 |
| 159 | 109 Type *Type::tvoidptr; |
| 110 Type *Type::basic[TMAX]; | |
| 111 unsigned char Type::mangleChar[TMAX]; | |
| 112 StringTable Type::stringtable; | |
| 113 | |
| 114 | |
| 115 Type::Type(TY ty, Type *next) | |
| 116 { | |
| 117 this->ty = ty; | |
| 118 this->mod = 0; | |
| 119 this->next = next; | |
| 120 this->deco = NULL; | |
| 336 | 121 #if DMDV2 |
| 159 | 122 this->cto = NULL; |
| 123 this->ito = NULL; | |
| 124 #endif | |
| 125 this->pto = NULL; | |
| 126 this->rto = NULL; | |
| 127 this->arrayof = NULL; | |
| 128 this->vtinfo = NULL; | |
| 129 this->ctype = NULL; | |
| 130 } | |
| 131 | |
| 132 Type *Type::syntaxCopy() | |
| 133 { | |
| 134 print(); | |
| 135 fprintf(stdmsg, "ty = %d\n", ty); | |
| 136 assert(0); | |
| 137 return this; | |
| 138 } | |
| 139 | |
| 140 int Type::equals(Object *o) | |
| 141 { Type *t; | |
| 142 | |
| 143 t = (Type *)o; | |
| 144 //printf("Type::equals(%s, %s)\n", toChars(), t->toChars()); | |
| 145 if (this == o || | |
| 146 (t && deco == t->deco) && // deco strings are unique | |
| 147 deco != NULL) // and semantic() has been run | |
| 148 { | |
| 149 //printf("deco = '%s', t->deco = '%s'\n", deco, t->deco); | |
| 150 return 1; | |
| 151 } | |
| 152 //if (deco && t && t->deco) printf("deco = '%s', t->deco = '%s'\n", deco, t->deco); | |
| 153 return 0; | |
| 154 } | |
| 155 | |
| 156 char Type::needThisPrefix() | |
| 157 { | |
| 158 return 'M'; // name mangling prefix for functions needing 'this' | |
| 159 } | |
| 160 | |
| 161 void Type::init() | |
| 162 { int i; | |
| 163 int j; | |
| 164 | |
| 165 Lexer::initKeywords(); | |
| 166 | |
| 167 mangleChar[Tarray] = 'A'; | |
| 168 mangleChar[Tsarray] = 'G'; | |
| 169 mangleChar[Taarray] = 'H'; | |
| 170 mangleChar[Tpointer] = 'P'; | |
| 171 mangleChar[Treference] = 'R'; | |
| 172 mangleChar[Tfunction] = 'F'; | |
| 173 mangleChar[Tident] = 'I'; | |
| 174 mangleChar[Tclass] = 'C'; | |
| 175 mangleChar[Tstruct] = 'S'; | |
| 176 mangleChar[Tenum] = 'E'; | |
| 177 mangleChar[Ttypedef] = 'T'; | |
| 178 mangleChar[Tdelegate] = 'D'; | |
| 179 | |
| 180 mangleChar[Tnone] = 'n'; | |
| 181 mangleChar[Tvoid] = 'v'; | |
| 182 mangleChar[Tint8] = 'g'; | |
| 183 mangleChar[Tuns8] = 'h'; | |
| 184 mangleChar[Tint16] = 's'; | |
| 185 mangleChar[Tuns16] = 't'; | |
| 186 mangleChar[Tint32] = 'i'; | |
| 187 mangleChar[Tuns32] = 'k'; | |
| 188 mangleChar[Tint64] = 'l'; | |
| 189 mangleChar[Tuns64] = 'm'; | |
| 190 mangleChar[Tfloat32] = 'f'; | |
| 191 mangleChar[Tfloat64] = 'd'; | |
| 192 mangleChar[Tfloat80] = 'e'; | |
| 193 | |
| 194 mangleChar[Timaginary32] = 'o'; | |
| 195 mangleChar[Timaginary64] = 'p'; | |
| 196 mangleChar[Timaginary80] = 'j'; | |
| 197 mangleChar[Tcomplex32] = 'q'; | |
| 198 mangleChar[Tcomplex64] = 'r'; | |
| 199 mangleChar[Tcomplex80] = 'c'; | |
| 200 | |
| 201 mangleChar[Tbool] = 'b'; | |
| 202 mangleChar[Tascii] = 'a'; | |
| 203 mangleChar[Twchar] = 'u'; | |
| 204 mangleChar[Tdchar] = 'w'; | |
| 205 | |
| 206 mangleChar[Tbit] = '@'; | |
| 207 mangleChar[Tinstance] = '@'; | |
| 208 mangleChar[Terror] = '@'; | |
| 209 mangleChar[Ttypeof] = '@'; | |
| 210 mangleChar[Ttuple] = 'B'; | |
| 211 mangleChar[Tslice] = '@'; | |
| 212 | |
|
379
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
213 // LLVMDC |
|
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
214 mangleChar[Topaque] = 'O'; |
|
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
215 |
| 159 | 216 for (i = 0; i < TMAX; i++) |
| 217 { if (!mangleChar[i]) | |
| 218 fprintf(stdmsg, "ty = %d\n", i); | |
| 219 assert(mangleChar[i]); | |
| 220 } | |
| 221 | |
| 222 // Set basic types | |
| 223 static TY basetab[] = | |
| 224 { Tvoid, Tint8, Tuns8, Tint16, Tuns16, Tint32, Tuns32, Tint64, Tuns64, | |
| 225 Tfloat32, Tfloat64, Tfloat80, | |
| 226 Timaginary32, Timaginary64, Timaginary80, | |
| 227 Tcomplex32, Tcomplex64, Tcomplex80, | |
| 228 Tbit, Tbool, | |
| 229 Tascii, Twchar, Tdchar }; | |
| 230 | |
| 231 for (i = 0; i < sizeof(basetab) / sizeof(basetab[0]); i++) | |
| 232 basic[basetab[i]] = new TypeBasic(basetab[i]); | |
| 233 basic[Terror] = basic[Tint32]; | |
| 234 | |
| 235 tvoidptr = tvoid->pointerTo(); | |
| 236 | |
|
379
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
237 // LLVMDC |
|
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
238 topaque = new TypeOpaque(); |
|
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
239 |
|
270
d9d5d59873d8
[svn r291] Fixed a bunch of the old Phobos tests to work with Tango.
lindquist
parents:
243
diff
changeset
|
240 // set size_t / ptrdiff_t types and pointer size |
| 159 | 241 if (global.params.is64bit) |
| 242 { | |
|
243
4d006f7b2ada
[svn r260] Changed some of the LLVMDC specific code in the Tango core and did some minor cleanups.
lindquist
parents:
217
diff
changeset
|
243 Tsize_t = Tuns64; |
|
4d006f7b2ada
[svn r260] Changed some of the LLVMDC specific code in the Tango core and did some minor cleanups.
lindquist
parents:
217
diff
changeset
|
244 Tptrdiff_t = Tint64; |
|
270
d9d5d59873d8
[svn r291] Fixed a bunch of the old Phobos tests to work with Tango.
lindquist
parents:
243
diff
changeset
|
245 PTRSIZE = 8; |
| 159 | 246 } |
| 247 else | |
| 248 { | |
|
243
4d006f7b2ada
[svn r260] Changed some of the LLVMDC specific code in the Tango core and did some minor cleanups.
lindquist
parents:
217
diff
changeset
|
249 Tsize_t = Tuns32; |
|
4d006f7b2ada
[svn r260] Changed some of the LLVMDC specific code in the Tango core and did some minor cleanups.
lindquist
parents:
217
diff
changeset
|
250 Tptrdiff_t = Tint32; |
|
270
d9d5d59873d8
[svn r291] Fixed a bunch of the old Phobos tests to work with Tango.
lindquist
parents:
243
diff
changeset
|
251 PTRSIZE = 4; |
|
243
4d006f7b2ada
[svn r260] Changed some of the LLVMDC specific code in the Tango core and did some minor cleanups.
lindquist
parents:
217
diff
changeset
|
252 } |
|
4d006f7b2ada
[svn r260] Changed some of the LLVMDC specific code in the Tango core and did some minor cleanups.
lindquist
parents:
217
diff
changeset
|
253 |
|
4d006f7b2ada
[svn r260] Changed some of the LLVMDC specific code in the Tango core and did some minor cleanups.
lindquist
parents:
217
diff
changeset
|
254 // set real size and padding |
|
4d006f7b2ada
[svn r260] Changed some of the LLVMDC specific code in the Tango core and did some minor cleanups.
lindquist
parents:
217
diff
changeset
|
255 if (global.params.useFP80) |
|
4d006f7b2ada
[svn r260] Changed some of the LLVMDC specific code in the Tango core and did some minor cleanups.
lindquist
parents:
217
diff
changeset
|
256 { |
|
4d006f7b2ada
[svn r260] Changed some of the LLVMDC specific code in the Tango core and did some minor cleanups.
lindquist
parents:
217
diff
changeset
|
257 REALSIZE = 12; |
|
4d006f7b2ada
[svn r260] Changed some of the LLVMDC specific code in the Tango core and did some minor cleanups.
lindquist
parents:
217
diff
changeset
|
258 REALPAD = 2; |
|
4d006f7b2ada
[svn r260] Changed some of the LLVMDC specific code in the Tango core and did some minor cleanups.
lindquist
parents:
217
diff
changeset
|
259 } |
|
4d006f7b2ada
[svn r260] Changed some of the LLVMDC specific code in the Tango core and did some minor cleanups.
lindquist
parents:
217
diff
changeset
|
260 else |
|
4d006f7b2ada
[svn r260] Changed some of the LLVMDC specific code in the Tango core and did some minor cleanups.
lindquist
parents:
217
diff
changeset
|
261 { |
| 159 | 262 REALSIZE = 8; |
| 263 REALPAD = 0; | |
| 264 } | |
| 265 } | |
| 266 | |
| 267 d_uns64 Type::size() | |
| 268 { | |
| 269 return size(0); | |
| 270 } | |
| 271 | |
| 272 d_uns64 Type::size(Loc loc) | |
| 273 { | |
| 274 error(loc, "no size for type %s", toChars()); | |
| 275 return 1; | |
| 276 } | |
| 277 | |
| 278 unsigned Type::alignsize() | |
| 279 { | |
| 280 return size(0); | |
| 281 } | |
| 282 | |
| 283 Type *Type::semantic(Loc loc, Scope *sc) | |
| 284 { | |
| 285 if (next) | |
| 286 next = next->semantic(loc,sc); | |
| 287 return merge(); | |
| 288 } | |
| 289 | |
| 290 Type *Type::pointerTo() | |
| 291 { | |
| 292 if (!pto) | |
| 293 { Type *t; | |
| 294 | |
| 295 t = new TypePointer(this); | |
| 296 pto = t->merge(); | |
| 297 } | |
| 298 return pto; | |
| 299 } | |
| 300 | |
| 301 Type *Type::referenceTo() | |
| 302 { | |
| 303 if (!rto) | |
| 304 { Type *t; | |
| 305 | |
| 306 t = new TypeReference(this); | |
| 307 rto = t->merge(); | |
| 308 } | |
| 309 return rto; | |
| 310 } | |
| 311 | |
| 312 Type *Type::arrayOf() | |
| 313 { | |
| 314 if (!arrayof) | |
| 315 { Type *t; | |
| 316 | |
| 317 t = new TypeDArray(this); | |
| 318 arrayof = t->merge(); | |
| 319 } | |
| 320 return arrayof; | |
| 321 } | |
| 322 | |
| 323 Dsymbol *Type::toDsymbol(Scope *sc) | |
| 324 { | |
| 325 return NULL; | |
| 326 } | |
| 327 | |
| 328 /******************************* | |
| 329 * If this is a shell around another type, | |
| 330 * get that other type. | |
| 331 */ | |
| 332 | |
| 333 Type *Type::toBasetype() | |
| 334 { | |
| 335 return this; | |
| 336 } | |
| 337 | |
| 338 /******************************** | |
| 339 * Name mangling. | |
| 340 */ | |
| 341 | |
| 342 void Type::toDecoBuffer(OutBuffer *buf) | |
| 343 { | |
| 344 buf->writeByte(mangleChar[ty]); | |
| 345 if (next) | |
| 346 { | |
| 347 assert(next != this); | |
| 348 //printf("this = %p, ty = %d, next = %p, ty = %d\n", this, this->ty, next, next->ty); | |
| 349 next->toDecoBuffer(buf); | |
| 350 } | |
| 351 } | |
| 352 | |
| 353 /******************************** | |
| 354 * For pretty-printing a type. | |
| 355 */ | |
| 356 | |
| 357 char *Type::toChars() | |
| 358 { OutBuffer *buf; | |
| 359 HdrGenState hgs; | |
| 360 | |
| 361 buf = new OutBuffer(); | |
| 362 toCBuffer(buf, NULL, &hgs); | |
| 363 return buf->toChars(); | |
| 364 } | |
| 365 | |
| 366 void Type::toCBuffer(OutBuffer *buf, Identifier *ident, HdrGenState *hgs) | |
| 367 { | |
| 368 toCBuffer2(buf, hgs, 0); | |
| 369 if (ident) | |
| 370 { buf->writeByte(' '); | |
| 371 buf->writestring(ident->toChars()); | |
| 372 } | |
| 373 } | |
| 374 | |
| 375 void Type::toCBuffer2(OutBuffer *buf, HdrGenState *hgs, int mod) | |
| 376 { | |
| 377 if (mod != this->mod) | |
| 378 { toCBuffer3(buf, hgs, mod); | |
| 379 return; | |
| 380 } | |
| 381 buf->writestring(toChars()); | |
| 382 } | |
| 383 | |
| 384 void Type::toCBuffer3(OutBuffer *buf, HdrGenState *hgs, int mod) | |
| 385 { | |
| 386 if (mod != this->mod) | |
| 387 { char *p; | |
| 388 | |
| 389 switch (this->mod) | |
| 390 { | |
| 391 case 0: | |
| 392 toCBuffer2(buf, hgs, this->mod); | |
| 393 break; | |
| 394 case MODconst: | |
| 395 p = "const("; | |
| 396 goto L1; | |
| 397 case MODinvariant: | |
| 398 p = "invariant("; | |
| 399 L1: buf->writestring(p); | |
| 400 toCBuffer2(buf, hgs, this->mod); | |
| 401 buf->writeByte(')'); | |
| 402 break; | |
| 403 default: | |
| 404 assert(0); | |
| 405 } | |
| 406 } | |
| 407 } | |
| 408 | |
| 409 | |
| 410 /************************************ | |
| 411 */ | |
| 412 | |
| 413 Type *Type::merge() | |
| 414 { Type *t; | |
| 415 | |
| 416 //printf("merge(%s)\n", toChars()); | |
| 417 t = this; | |
| 418 assert(t); | |
| 419 if (!deco) | |
| 420 { | |
| 421 OutBuffer buf; | |
| 422 StringValue *sv; | |
| 423 | |
| 424 if (next) | |
| 425 next = next->merge(); | |
| 426 toDecoBuffer(&buf); | |
| 427 sv = stringtable.update((char *)buf.data, buf.offset); | |
| 428 if (sv->ptrvalue) | |
| 429 { t = (Type *) sv->ptrvalue; | |
| 430 assert(t->deco); | |
| 431 //printf("old value, deco = '%s' %p\n", t->deco, t->deco); | |
| 432 } | |
| 433 else | |
| 434 { | |
| 435 sv->ptrvalue = this; | |
| 436 deco = sv->lstring.string; | |
| 437 //printf("new value, deco = '%s' %p\n", t->deco, t->deco); | |
| 438 } | |
| 439 } | |
| 440 return t; | |
| 441 } | |
| 442 | |
| 443 int Type::isbit() | |
| 444 { | |
| 445 return FALSE; | |
| 446 } | |
| 447 | |
| 448 int Type::isintegral() | |
| 449 { | |
| 450 return FALSE; | |
| 451 } | |
| 452 | |
| 453 int Type::isfloating() | |
| 454 { | |
| 455 return FALSE; | |
| 456 } | |
| 457 | |
| 458 int Type::isreal() | |
| 459 { | |
| 460 return FALSE; | |
| 461 } | |
| 462 | |
| 463 int Type::isimaginary() | |
| 464 { | |
| 465 return FALSE; | |
| 466 } | |
| 467 | |
| 468 int Type::iscomplex() | |
| 469 { | |
| 470 return FALSE; | |
| 471 } | |
| 472 | |
| 473 int Type::isscalar() | |
| 474 { | |
| 475 return FALSE; | |
| 476 } | |
| 477 | |
| 478 int Type::isunsigned() | |
| 479 { | |
| 480 return FALSE; | |
| 481 } | |
| 482 | |
| 483 ClassDeclaration *Type::isClassHandle() | |
| 484 { | |
| 485 return NULL; | |
| 486 } | |
| 487 | |
| 488 int Type::isauto() | |
| 489 { | |
| 490 return FALSE; | |
| 491 } | |
| 492 | |
| 493 int Type::isString() | |
| 494 { | |
| 495 return FALSE; | |
| 496 } | |
| 497 | |
| 498 int Type::checkBoolean() | |
| 499 { | |
| 500 return isscalar(); | |
| 501 } | |
| 502 | |
| 503 /********************************* | |
| 504 * Check type to see if it is based on a deprecated symbol. | |
| 505 */ | |
| 506 | |
| 507 void Type::checkDeprecated(Loc loc, Scope *sc) | |
| 508 { | |
| 509 Type *t; | |
| 510 Dsymbol *s; | |
| 511 | |
| 512 for (t = this; t; t = t->next) | |
| 513 { | |
| 514 s = t->toDsymbol(sc); | |
| 515 if (s) | |
| 516 s->checkDeprecated(loc, sc); | |
| 517 } | |
| 518 } | |
| 519 | |
| 520 | |
| 521 Expression *Type::defaultInit(Loc loc) | |
| 522 { | |
| 523 #if LOGDEFAULTINIT | |
| 524 printf("Type::defaultInit() '%s'\n", toChars()); | |
| 525 #endif | |
| 526 return NULL; | |
| 527 } | |
| 528 | |
| 529 int Type::isZeroInit() | |
| 530 { | |
| 531 return 0; // assume not | |
| 532 } | |
| 533 | |
| 534 int Type::isBaseOf(Type *t, int *poffset) | |
| 535 { | |
| 536 return 0; // assume not | |
| 537 } | |
| 538 | |
| 539 /******************************** | |
| 540 * Determine if 'this' can be implicitly converted | |
| 541 * to type 'to'. | |
| 542 * Returns: | |
| 543 * 0 can't convert | |
| 544 * 1 can convert using implicit conversions | |
| 545 * 2 this and to are the same type | |
| 546 */ | |
| 547 | |
| 548 MATCH Type::implicitConvTo(Type *to) | |
| 549 { | |
| 550 //printf("Type::implicitConvTo(this=%p, to=%p)\n", this, to); | |
| 551 //printf("\tthis->next=%p, to->next=%p\n", this->next, to->next); | |
| 552 if (this == to) | |
| 553 return MATCHexact; | |
| 554 // if (to->ty == Tvoid) | |
| 555 // return 1; | |
| 556 return MATCHnomatch; | |
| 557 } | |
| 558 | |
| 559 Expression *Type::getProperty(Loc loc, Identifier *ident) | |
| 560 { Expression *e; | |
| 561 | |
| 562 #if LOGDOTEXP | |
| 563 printf("Type::getProperty(type = '%s', ident = '%s')\n", toChars(), ident->toChars()); | |
| 564 #endif | |
| 565 if (ident == Id::__sizeof) | |
| 566 { | |
| 567 e = new IntegerExp(loc, size(loc), Type::tsize_t); | |
| 568 } | |
| 569 else if (ident == Id::size) | |
| 570 { | |
| 571 error(loc, ".size property should be replaced with .sizeof"); | |
| 572 e = new IntegerExp(loc, size(loc), Type::tsize_t); | |
| 573 } | |
| 574 else if (ident == Id::alignof) | |
| 575 { | |
| 576 e = new IntegerExp(loc, alignsize(), Type::tsize_t); | |
| 577 } | |
| 578 else if (ident == Id::typeinfo) | |
| 579 { | |
| 580 if (!global.params.useDeprecated) | |
| 581 error(loc, ".typeinfo deprecated, use typeid(type)"); | |
| 582 e = getTypeInfo(NULL); | |
| 583 } | |
| 584 else if (ident == Id::init) | |
| 585 { | |
| 586 if (ty == Tvoid) | |
| 587 error(loc, "void does not have an initializer"); | |
| 588 e = defaultInit(loc); | |
| 589 } | |
| 590 else if (ident == Id::mangleof) | |
| 591 { | |
| 592 assert(deco); | |
| 593 e = new StringExp(loc, deco, strlen(deco), 'c'); | |
| 594 Scope sc; | |
| 595 e = e->semantic(&sc); | |
| 596 } | |
| 597 else if (ident == Id::stringof) | |
| 598 { char *s = toChars(); | |
| 599 e = new StringExp(loc, s, strlen(s), 'c'); | |
| 600 Scope sc; | |
| 601 e = e->semantic(&sc); | |
| 602 } | |
| 603 else | |
| 604 { | |
| 605 error(loc, "no property '%s' for type '%s'", ident->toChars(), toChars()); | |
| 606 e = new IntegerExp(loc, 1, Type::tint32); | |
| 607 } | |
| 608 return e; | |
| 609 } | |
| 610 | |
| 611 Expression *Type::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 612 { VarDeclaration *v = NULL; | |
| 613 | |
| 614 #if LOGDOTEXP | |
| 615 printf("Type::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars()); | |
| 616 #endif | |
| 617 if (e->op == TOKdotvar) | |
| 618 { | |
| 619 DotVarExp *dv = (DotVarExp *)e; | |
| 620 v = dv->var->isVarDeclaration(); | |
| 621 } | |
| 622 else if (e->op == TOKvar) | |
| 623 { | |
| 624 VarExp *ve = (VarExp *)e; | |
| 625 v = ve->var->isVarDeclaration(); | |
| 626 } | |
| 627 if (v) | |
| 628 { | |
| 629 if (ident == Id::offset) | |
| 630 { | |
| 631 if (!global.params.useDeprecated) | |
| 632 error(e->loc, ".offset deprecated, use .offsetof"); | |
| 633 goto Loffset; | |
| 634 } | |
| 635 else if (ident == Id::offsetof) | |
| 636 { | |
| 637 Loffset: | |
| 638 if (v->storage_class & STCfield) | |
| 639 { | |
| 640 e = new IntegerExp(e->loc, v->offset, Type::tsize_t); | |
| 641 return e; | |
| 642 } | |
| 643 } | |
| 644 else if (ident == Id::init) | |
| 645 { | |
| 646 #if 0 | |
| 647 if (v->init) | |
| 648 { | |
| 649 if (v->init->isVoidInitializer()) | |
| 650 error(e->loc, "%s.init is void", v->toChars()); | |
| 651 else | |
| 652 { Loc loc = e->loc; | |
| 653 e = v->init->toExpression(); | |
| 654 if (e->op == TOKassign || e->op == TOKconstruct) | |
| 655 { | |
| 656 e = ((AssignExp *)e)->e2; | |
| 657 | |
| 658 /* Take care of case where we used a 0 | |
| 659 * to initialize the struct. | |
| 660 */ | |
| 661 if (e->type == Type::tint32 && | |
| 662 e->isBool(0) && | |
| 663 v->type->toBasetype()->ty == Tstruct) | |
| 664 { | |
| 665 e = v->type->defaultInit(loc); | |
| 666 } | |
| 667 } | |
| 668 e = e->optimize(WANTvalue | WANTinterpret); | |
| 669 // if (!e->isConst()) | |
| 670 // error(loc, ".init cannot be evaluated at compile time"); | |
| 671 } | |
| 672 return e; | |
| 673 } | |
| 674 #endif | |
| 675 Expression *ex = defaultInit(e->loc); | |
| 676 return ex; | |
| 677 } | |
| 678 } | |
| 679 if (ident == Id::typeinfo) | |
| 680 { | |
| 681 if (!global.params.useDeprecated) | |
| 682 error(e->loc, ".typeinfo deprecated, use typeid(type)"); | |
| 683 e = getTypeInfo(sc); | |
| 684 return e; | |
| 685 } | |
| 686 if (ident == Id::stringof) | |
| 687 { char *s = e->toChars(); | |
| 688 e = new StringExp(e->loc, s, strlen(s), 'c'); | |
| 689 Scope sc; | |
| 690 e = e->semantic(&sc); | |
| 691 return e; | |
| 692 } | |
| 693 return getProperty(e->loc, ident); | |
| 694 } | |
| 695 | |
| 696 unsigned Type::memalign(unsigned salign) | |
| 697 { | |
| 698 return salign; | |
| 699 } | |
| 700 | |
| 701 void Type::error(Loc loc, const char *format, ...) | |
| 702 { | |
| 703 va_list ap; | |
| 704 va_start(ap, format); | |
| 705 ::verror(loc, format, ap); | |
| 706 va_end( ap ); | |
| 707 } | |
| 708 | |
| 709 Identifier *Type::getTypeInfoIdent(int internal) | |
| 710 { | |
| 711 // _init_10TypeInfo_%s | |
| 712 OutBuffer buf; | |
| 713 Identifier *id; | |
| 714 char *name; | |
| 715 int len; | |
| 716 | |
| 717 //toTypeInfoBuffer(&buf); | |
| 718 if (internal) | |
| 719 { buf.writeByte(mangleChar[ty]); | |
| 720 if (ty == Tarray) | |
| 721 buf.writeByte(mangleChar[next->ty]); | |
| 722 } | |
| 723 else | |
| 724 toDecoBuffer(&buf); | |
| 725 len = buf.offset; | |
| 726 name = (char *)alloca(19 + sizeof(len) * 3 + len + 1); | |
| 727 buf.writeByte(0); | |
| 728 sprintf(name, "_D%dTypeInfo_%s6__initZ", 9 + len, buf.data); | |
|
375
3c4460b988bd
Do not strip the leading underscore for typeinfo mangles on Windows.
Christian Kamm <kamm incasoftware de>
parents:
336
diff
changeset
|
729 // LLVMDC |
|
3c4460b988bd
Do not strip the leading underscore for typeinfo mangles on Windows.
Christian Kamm <kamm incasoftware de>
parents:
336
diff
changeset
|
730 // it is not clear where the underscore that's stripped here is added back in |
|
3c4460b988bd
Do not strip the leading underscore for typeinfo mangles on Windows.
Christian Kamm <kamm incasoftware de>
parents:
336
diff
changeset
|
731 // if (global.params.isWindows) |
|
3c4460b988bd
Do not strip the leading underscore for typeinfo mangles on Windows.
Christian Kamm <kamm incasoftware de>
parents:
336
diff
changeset
|
732 // name++; // C mangling will add it back in |
| 159 | 733 //printf("name = %s\n", name); |
| 734 id = Lexer::idPool(name); | |
| 735 return id; | |
| 736 } | |
| 737 | |
| 738 TypeBasic *Type::isTypeBasic() | |
| 739 { | |
| 740 return NULL; | |
| 741 } | |
| 742 | |
| 743 | |
| 744 void Type::resolve(Loc loc, Scope *sc, Expression **pe, Type **pt, Dsymbol **ps) | |
| 745 { | |
| 746 Type *t; | |
| 747 | |
| 748 t = semantic(loc, sc); | |
| 749 *pt = t; | |
| 750 *pe = NULL; | |
| 751 *ps = NULL; | |
| 752 } | |
| 753 | |
| 754 /******************************* | |
| 755 * If one of the subtypes of this type is a TypeIdentifier, | |
| 756 * i.e. it's an unresolved type, return that type. | |
| 757 */ | |
| 758 | |
| 759 Type *Type::reliesOnTident() | |
| 760 { | |
| 761 if (!next) | |
| 762 return NULL; | |
| 763 else | |
| 764 return next->reliesOnTident(); | |
| 765 } | |
| 766 | |
| 767 /******************************** | |
| 768 * We've mistakenly parsed this as a type. | |
| 769 * Redo it as an Expression. | |
| 770 * NULL if cannot. | |
| 771 */ | |
| 772 | |
| 773 Expression *Type::toExpression() | |
| 774 { | |
| 775 return NULL; | |
| 776 } | |
| 777 | |
| 778 /*************************************** | |
| 779 * Return !=0 if type has pointers that need to | |
| 780 * be scanned by the GC during a collection cycle. | |
| 781 */ | |
| 782 | |
| 783 int Type::hasPointers() | |
| 784 { | |
| 785 return FALSE; | |
| 786 } | |
| 787 | |
| 788 /* ============================= TypeBasic =========================== */ | |
| 789 | |
| 790 TypeBasic::TypeBasic(TY ty) | |
| 791 : Type(ty, NULL) | |
| 792 { char *c; | |
| 793 char *d; | |
| 794 unsigned flags; | |
| 795 | |
| 796 #define TFLAGSintegral 1 | |
| 797 #define TFLAGSfloating 2 | |
| 798 #define TFLAGSunsigned 4 | |
| 799 #define TFLAGSreal 8 | |
| 800 #define TFLAGSimaginary 0x10 | |
| 801 #define TFLAGScomplex 0x20 | |
| 802 | |
| 803 flags = 0; | |
| 804 switch (ty) | |
| 805 { | |
| 806 case Tvoid: d = Token::toChars(TOKvoid); | |
| 807 c = "void"; | |
| 808 break; | |
| 809 | |
| 810 case Tint8: d = Token::toChars(TOKint8); | |
| 811 c = "byte"; | |
| 812 flags |= TFLAGSintegral; | |
| 813 break; | |
| 814 | |
| 815 case Tuns8: d = Token::toChars(TOKuns8); | |
| 816 c = "ubyte"; | |
| 817 flags |= TFLAGSintegral | TFLAGSunsigned; | |
| 818 break; | |
| 819 | |
| 820 case Tint16: d = Token::toChars(TOKint16); | |
| 821 c = "short"; | |
| 822 flags |= TFLAGSintegral; | |
| 823 break; | |
| 824 | |
| 825 case Tuns16: d = Token::toChars(TOKuns16); | |
| 826 c = "ushort"; | |
| 827 flags |= TFLAGSintegral | TFLAGSunsigned; | |
| 828 break; | |
| 829 | |
| 830 case Tint32: d = Token::toChars(TOKint32); | |
| 831 c = "int"; | |
| 832 flags |= TFLAGSintegral; | |
| 833 break; | |
| 834 | |
| 835 case Tuns32: d = Token::toChars(TOKuns32); | |
| 836 c = "uint"; | |
| 837 flags |= TFLAGSintegral | TFLAGSunsigned; | |
| 838 break; | |
| 839 | |
| 840 case Tfloat32: d = Token::toChars(TOKfloat32); | |
| 841 c = "float"; | |
| 842 flags |= TFLAGSfloating | TFLAGSreal; | |
| 843 break; | |
| 844 | |
| 845 case Tint64: d = Token::toChars(TOKint64); | |
| 846 c = "long"; | |
| 847 flags |= TFLAGSintegral; | |
| 848 break; | |
| 849 | |
| 850 case Tuns64: d = Token::toChars(TOKuns64); | |
| 851 c = "ulong"; | |
| 852 flags |= TFLAGSintegral | TFLAGSunsigned; | |
| 853 break; | |
| 854 | |
| 855 case Tfloat64: d = Token::toChars(TOKfloat64); | |
| 856 c = "double"; | |
| 857 flags |= TFLAGSfloating | TFLAGSreal; | |
| 858 break; | |
| 859 | |
| 860 case Tfloat80: d = Token::toChars(TOKfloat80); | |
| 861 c = "real"; | |
| 862 flags |= TFLAGSfloating | TFLAGSreal; | |
| 863 break; | |
| 864 | |
| 865 case Timaginary32: d = Token::toChars(TOKimaginary32); | |
| 866 c = "ifloat"; | |
| 867 flags |= TFLAGSfloating | TFLAGSimaginary; | |
| 868 break; | |
| 869 | |
| 870 case Timaginary64: d = Token::toChars(TOKimaginary64); | |
| 871 c = "idouble"; | |
| 872 flags |= TFLAGSfloating | TFLAGSimaginary; | |
| 873 break; | |
| 874 | |
| 875 case Timaginary80: d = Token::toChars(TOKimaginary80); | |
| 876 c = "ireal"; | |
| 877 flags |= TFLAGSfloating | TFLAGSimaginary; | |
| 878 break; | |
| 879 | |
| 880 case Tcomplex32: d = Token::toChars(TOKcomplex32); | |
| 881 c = "cfloat"; | |
| 882 flags |= TFLAGSfloating | TFLAGScomplex; | |
| 883 break; | |
| 884 | |
| 885 case Tcomplex64: d = Token::toChars(TOKcomplex64); | |
| 886 c = "cdouble"; | |
| 887 flags |= TFLAGSfloating | TFLAGScomplex; | |
| 888 break; | |
| 889 | |
| 890 case Tcomplex80: d = Token::toChars(TOKcomplex80); | |
| 891 c = "creal"; | |
| 892 flags |= TFLAGSfloating | TFLAGScomplex; | |
| 893 break; | |
| 894 | |
| 895 | |
| 896 case Tbit: d = Token::toChars(TOKbit); | |
| 897 c = "bit"; | |
| 898 flags |= TFLAGSintegral | TFLAGSunsigned; | |
| 899 break; | |
| 900 | |
| 901 case Tbool: d = "bool"; | |
| 902 c = d; | |
| 903 flags |= TFLAGSintegral | TFLAGSunsigned; | |
| 904 break; | |
| 905 | |
| 906 case Tascii: d = Token::toChars(TOKchar); | |
| 907 c = "char"; | |
| 908 flags |= TFLAGSintegral | TFLAGSunsigned; | |
| 909 break; | |
| 910 | |
| 911 case Twchar: d = Token::toChars(TOKwchar); | |
| 912 c = "wchar"; | |
| 913 flags |= TFLAGSintegral | TFLAGSunsigned; | |
| 914 break; | |
| 915 | |
| 916 case Tdchar: d = Token::toChars(TOKdchar); | |
| 917 c = "dchar"; | |
| 918 flags |= TFLAGSintegral | TFLAGSunsigned; | |
| 919 break; | |
| 920 | |
| 921 default: assert(0); | |
| 922 } | |
| 923 this->dstring = d; | |
| 924 this->cstring = c; | |
| 925 this->flags = flags; | |
| 926 merge(); | |
| 927 } | |
| 928 | |
| 929 Type *TypeBasic::syntaxCopy() | |
| 930 { | |
| 931 // No semantic analysis done on basic types, no need to copy | |
| 932 return this; | |
| 933 } | |
| 934 | |
| 935 | |
| 936 char *TypeBasic::toChars() | |
| 937 { | |
| 938 return dstring; | |
| 939 } | |
| 940 | |
| 941 void TypeBasic::toCBuffer2(OutBuffer *buf, HdrGenState *hgs, int mod) | |
| 942 { | |
| 943 //printf("TypeBasic::toCBuffer2(mod = %d, this->mod = %d)\n", mod, this->mod); | |
| 944 if (mod != this->mod) | |
| 945 { toCBuffer3(buf, hgs, mod); | |
| 946 return; | |
| 947 } | |
| 948 buf->writestring(dstring); | |
| 949 } | |
| 950 | |
| 951 d_uns64 TypeBasic::size(Loc loc) | |
| 952 { unsigned size; | |
| 953 | |
| 954 //printf("TypeBasic::size()\n"); | |
| 955 switch (ty) | |
| 956 { | |
| 957 case Tint8: | |
| 958 case Tuns8: size = 1; break; | |
| 959 case Tint16: | |
| 960 case Tuns16: size = 2; break; | |
| 961 case Tint32: | |
| 962 case Tuns32: | |
| 963 case Tfloat32: | |
| 964 case Timaginary32: | |
| 965 size = 4; break; | |
| 966 case Tint64: | |
| 967 case Tuns64: | |
| 968 case Tfloat64: | |
| 969 case Timaginary64: | |
| 970 size = 8; break; | |
| 971 case Tfloat80: | |
| 972 case Timaginary80: | |
| 973 size = REALSIZE; break; | |
| 974 case Tcomplex32: | |
| 975 size = 8; break; | |
| 976 case Tcomplex64: | |
| 977 size = 16; break; | |
| 978 case Tcomplex80: | |
| 979 size = REALSIZE * 2; break; | |
| 980 | |
| 981 case Tvoid: | |
| 982 //size = Type::size(); // error message | |
| 983 size = 1; | |
| 984 break; | |
| 985 | |
| 986 case Tbit: size = 1; break; | |
| 987 case Tbool: size = 1; break; | |
| 988 case Tascii: size = 1; break; | |
| 989 case Twchar: size = 2; break; | |
| 990 case Tdchar: size = 4; break; | |
| 991 | |
| 992 default: | |
| 993 assert(0); | |
| 994 break; | |
| 995 } | |
| 996 //printf("TypeBasic::size() = %d\n", size); | |
| 997 return size; | |
| 998 } | |
| 999 | |
| 1000 unsigned TypeBasic::alignsize() | |
| 1001 { unsigned sz; | |
| 1002 | |
| 1003 switch (ty) | |
| 1004 { | |
| 1005 case Tfloat80: | |
| 1006 case Timaginary80: | |
| 1007 case Tcomplex80: | |
| 1008 sz = REALSIZE; | |
| 1009 break; | |
| 1010 | |
| 1011 default: | |
| 1012 sz = size(0); | |
| 1013 break; | |
| 1014 } | |
| 1015 return sz; | |
| 1016 } | |
| 1017 | |
| 1018 | |
| 1019 Expression *TypeBasic::getProperty(Loc loc, Identifier *ident) | |
| 1020 { | |
| 1021 Expression *e; | |
| 1022 d_int64 ivalue; | |
| 1023 #ifdef IN_GCC | |
| 1024 real_t fvalue; | |
| 1025 #else | |
| 1026 d_float80 fvalue; | |
| 1027 #endif | |
| 1028 | |
| 1029 //printf("TypeBasic::getProperty('%s')\n", ident->toChars()); | |
| 1030 if (ident == Id::max) | |
| 1031 { | |
| 1032 switch (ty) | |
| 1033 { | |
| 1034 case Tint8: ivalue = 0x7F; goto Livalue; | |
| 1035 case Tuns8: ivalue = 0xFF; goto Livalue; | |
| 1036 case Tint16: ivalue = 0x7FFFUL; goto Livalue; | |
| 1037 case Tuns16: ivalue = 0xFFFFUL; goto Livalue; | |
| 1038 case Tint32: ivalue = 0x7FFFFFFFUL; goto Livalue; | |
| 1039 case Tuns32: ivalue = 0xFFFFFFFFUL; goto Livalue; | |
| 1040 case Tint64: ivalue = 0x7FFFFFFFFFFFFFFFLL; goto Livalue; | |
| 1041 case Tuns64: ivalue = 0xFFFFFFFFFFFFFFFFULL; goto Livalue; | |
| 1042 case Tbit: ivalue = 1; goto Livalue; | |
| 1043 case Tbool: ivalue = 1; goto Livalue; | |
| 1044 case Tchar: ivalue = 0xFF; goto Livalue; | |
| 1045 case Twchar: ivalue = 0xFFFFUL; goto Livalue; | |
| 1046 case Tdchar: ivalue = 0x10FFFFUL; goto Livalue; | |
| 1047 | |
| 1048 case Tcomplex32: | |
| 1049 case Timaginary32: | |
| 1050 case Tfloat32: fvalue = FLT_MAX; goto Lfvalue; | |
| 1051 case Tcomplex64: | |
| 1052 case Timaginary64: | |
| 1053 case Tfloat64: fvalue = DBL_MAX; goto Lfvalue; | |
| 1054 case Tcomplex80: | |
| 1055 case Timaginary80: | |
| 1056 case Tfloat80: fvalue = LDBL_MAX; goto Lfvalue; | |
| 1057 } | |
| 1058 } | |
| 1059 else if (ident == Id::min) | |
| 1060 { | |
| 1061 switch (ty) | |
| 1062 { | |
| 1063 case Tint8: ivalue = -128; goto Livalue; | |
| 1064 case Tuns8: ivalue = 0; goto Livalue; | |
| 1065 case Tint16: ivalue = -32768; goto Livalue; | |
| 1066 case Tuns16: ivalue = 0; goto Livalue; | |
| 1067 case Tint32: ivalue = -2147483647L - 1; goto Livalue; | |
| 1068 case Tuns32: ivalue = 0; goto Livalue; | |
| 1069 case Tint64: ivalue = (-9223372036854775807LL-1LL); goto Livalue; | |
| 1070 case Tuns64: ivalue = 0; goto Livalue; | |
| 1071 case Tbit: ivalue = 0; goto Livalue; | |
| 1072 case Tbool: ivalue = 0; goto Livalue; | |
| 1073 case Tchar: ivalue = 0; goto Livalue; | |
| 1074 case Twchar: ivalue = 0; goto Livalue; | |
| 1075 case Tdchar: ivalue = 0; goto Livalue; | |
| 1076 | |
| 1077 case Tcomplex32: | |
| 1078 case Timaginary32: | |
| 1079 case Tfloat32: fvalue = FLT_MIN; goto Lfvalue; | |
| 1080 case Tcomplex64: | |
| 1081 case Timaginary64: | |
| 1082 case Tfloat64: fvalue = DBL_MIN; goto Lfvalue; | |
| 1083 case Tcomplex80: | |
| 1084 case Timaginary80: | |
| 1085 case Tfloat80: fvalue = LDBL_MIN; goto Lfvalue; | |
| 1086 } | |
| 1087 } | |
| 1088 else if (ident == Id::nan) | |
| 1089 { | |
| 1090 switch (ty) | |
| 1091 { | |
| 1092 case Tcomplex32: | |
| 1093 case Tcomplex64: | |
| 1094 case Tcomplex80: | |
| 1095 case Timaginary32: | |
| 1096 case Timaginary64: | |
| 1097 case Timaginary80: | |
| 1098 case Tfloat32: | |
| 1099 case Tfloat64: | |
| 1100 case Tfloat80: | |
| 1101 { | |
| 1102 #if IN_GCC | |
| 1103 // mode doesn't matter, will be converted in RealExp anyway | |
| 1104 fvalue = real_t::getnan(real_t::LongDouble); | |
| 1105 #elif __GNUC__ | |
| 1106 // gcc nan's have the sign bit set by default, so turn it off | |
| 1107 // Need the volatile to prevent gcc from doing incorrect | |
| 1108 // constant folding. | |
| 1109 volatile d_float80 foo; | |
| 1110 foo = NAN; | |
| 1111 if (signbit(foo)) // signbit sometimes, not always, set | |
| 1112 foo = -foo; // turn off sign bit | |
| 1113 fvalue = foo; | |
| 1114 #elif _MSC_VER | |
| 1115 unsigned long nan[2]= { 0xFFFFFFFF, 0x7FFFFFFF }; | |
| 1116 fvalue = *(double*)nan; | |
| 1117 #else | |
| 1118 fvalue = NAN; | |
| 1119 #endif | |
| 1120 goto Lfvalue; | |
| 1121 } | |
| 1122 } | |
| 1123 } | |
| 1124 else if (ident == Id::infinity) | |
| 1125 { | |
| 1126 switch (ty) | |
| 1127 { | |
| 1128 case Tcomplex32: | |
| 1129 case Tcomplex64: | |
| 1130 case Tcomplex80: | |
| 1131 case Timaginary32: | |
| 1132 case Timaginary64: | |
| 1133 case Timaginary80: | |
| 1134 case Tfloat32: | |
| 1135 case Tfloat64: | |
| 1136 case Tfloat80: | |
| 1137 #if IN_GCC | |
| 1138 fvalue = real_t::getinfinity(); | |
| 1139 #elif __GNUC__ | |
| 1140 fvalue = 1 / zero; | |
| 1141 #elif _MSC_VER | |
| 1142 fvalue = std::numeric_limits<long double>::infinity(); | |
| 1143 #else | |
| 1144 fvalue = INFINITY; | |
| 1145 #endif | |
| 1146 goto Lfvalue; | |
| 1147 } | |
| 1148 } | |
| 1149 else if (ident == Id::dig) | |
| 1150 { | |
| 1151 switch (ty) | |
| 1152 { | |
| 1153 case Tcomplex32: | |
| 1154 case Timaginary32: | |
| 1155 case Tfloat32: ivalue = FLT_DIG; goto Lint; | |
| 1156 case Tcomplex64: | |
| 1157 case Timaginary64: | |
| 1158 case Tfloat64: ivalue = DBL_DIG; goto Lint; | |
| 1159 case Tcomplex80: | |
| 1160 case Timaginary80: | |
| 1161 case Tfloat80: ivalue = LDBL_DIG; goto Lint; | |
| 1162 } | |
| 1163 } | |
| 1164 else if (ident == Id::epsilon) | |
| 1165 { | |
| 1166 switch (ty) | |
| 1167 { | |
| 1168 case Tcomplex32: | |
| 1169 case Timaginary32: | |
| 1170 case Tfloat32: fvalue = FLT_EPSILON; goto Lfvalue; | |
| 1171 case Tcomplex64: | |
| 1172 case Timaginary64: | |
| 1173 case Tfloat64: fvalue = DBL_EPSILON; goto Lfvalue; | |
| 1174 case Tcomplex80: | |
| 1175 case Timaginary80: | |
| 1176 case Tfloat80: fvalue = LDBL_EPSILON; goto Lfvalue; | |
| 1177 } | |
| 1178 } | |
| 1179 else if (ident == Id::mant_dig) | |
| 1180 { | |
| 1181 switch (ty) | |
| 1182 { | |
| 1183 case Tcomplex32: | |
| 1184 case Timaginary32: | |
| 1185 case Tfloat32: ivalue = FLT_MANT_DIG; goto Lint; | |
| 1186 case Tcomplex64: | |
| 1187 case Timaginary64: | |
| 1188 case Tfloat64: ivalue = DBL_MANT_DIG; goto Lint; | |
| 1189 case Tcomplex80: | |
| 1190 case Timaginary80: | |
| 1191 case Tfloat80: ivalue = LDBL_MANT_DIG; goto Lint; | |
| 1192 } | |
| 1193 } | |
| 1194 else if (ident == Id::max_10_exp) | |
| 1195 { | |
| 1196 switch (ty) | |
| 1197 { | |
| 1198 case Tcomplex32: | |
| 1199 case Timaginary32: | |
| 1200 case Tfloat32: ivalue = FLT_MAX_10_EXP; goto Lint; | |
| 1201 case Tcomplex64: | |
| 1202 case Timaginary64: | |
| 1203 case Tfloat64: ivalue = DBL_MAX_10_EXP; goto Lint; | |
| 1204 case Tcomplex80: | |
| 1205 case Timaginary80: | |
| 1206 case Tfloat80: ivalue = LDBL_MAX_10_EXP; goto Lint; | |
| 1207 } | |
| 1208 } | |
| 1209 else if (ident == Id::max_exp) | |
| 1210 { | |
| 1211 switch (ty) | |
| 1212 { | |
| 1213 case Tcomplex32: | |
| 1214 case Timaginary32: | |
| 1215 case Tfloat32: ivalue = FLT_MAX_EXP; goto Lint; | |
| 1216 case Tcomplex64: | |
| 1217 case Timaginary64: | |
| 1218 case Tfloat64: ivalue = DBL_MAX_EXP; goto Lint; | |
| 1219 case Tcomplex80: | |
| 1220 case Timaginary80: | |
| 1221 case Tfloat80: ivalue = LDBL_MAX_EXP; goto Lint; | |
| 1222 } | |
| 1223 } | |
| 1224 else if (ident == Id::min_10_exp) | |
| 1225 { | |
| 1226 switch (ty) | |
| 1227 { | |
| 1228 case Tcomplex32: | |
| 1229 case Timaginary32: | |
| 1230 case Tfloat32: ivalue = FLT_MIN_10_EXP; goto Lint; | |
| 1231 case Tcomplex64: | |
| 1232 case Timaginary64: | |
| 1233 case Tfloat64: ivalue = DBL_MIN_10_EXP; goto Lint; | |
| 1234 case Tcomplex80: | |
| 1235 case Timaginary80: | |
| 1236 case Tfloat80: ivalue = LDBL_MIN_10_EXP; goto Lint; | |
| 1237 } | |
| 1238 } | |
| 1239 else if (ident == Id::min_exp) | |
| 1240 { | |
| 1241 switch (ty) | |
| 1242 { | |
| 1243 case Tcomplex32: | |
| 1244 case Timaginary32: | |
| 1245 case Tfloat32: ivalue = FLT_MIN_EXP; goto Lint; | |
| 1246 case Tcomplex64: | |
| 1247 case Timaginary64: | |
| 1248 case Tfloat64: ivalue = DBL_MIN_EXP; goto Lint; | |
| 1249 case Tcomplex80: | |
| 1250 case Timaginary80: | |
| 1251 case Tfloat80: ivalue = LDBL_MIN_EXP; goto Lint; | |
| 1252 } | |
| 1253 } | |
| 1254 | |
| 1255 Ldefault: | |
| 1256 return Type::getProperty(loc, ident); | |
| 1257 | |
| 1258 Livalue: | |
| 1259 e = new IntegerExp(loc, ivalue, this); | |
| 1260 return e; | |
| 1261 | |
| 1262 Lfvalue: | |
| 1263 if (isreal() || isimaginary()) | |
| 1264 e = new RealExp(loc, fvalue, this); | |
| 1265 else | |
| 1266 { | |
| 1267 complex_t cvalue; | |
| 1268 | |
| 1269 #if __DMC__ | |
| 1270 //((real_t *)&cvalue)[0] = fvalue; | |
| 1271 //((real_t *)&cvalue)[1] = fvalue; | |
| 1272 cvalue = fvalue + fvalue * I; | |
| 1273 #else | |
| 1274 cvalue.re = fvalue; | |
| 1275 cvalue.im = fvalue; | |
| 1276 #endif | |
| 1277 //for (int i = 0; i < 20; i++) | |
| 1278 // printf("%02x ", ((unsigned char *)&cvalue)[i]); | |
| 1279 //printf("\n"); | |
| 1280 e = new ComplexExp(loc, cvalue, this); | |
| 1281 } | |
| 1282 return e; | |
| 1283 | |
| 1284 Lint: | |
| 1285 e = new IntegerExp(loc, ivalue, Type::tint32); | |
| 1286 return e; | |
| 1287 } | |
| 1288 | |
| 1289 Expression *TypeBasic::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 1290 { | |
| 1291 #if LOGDOTEXP | |
| 1292 printf("TypeBasic::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars()); | |
| 1293 #endif | |
| 1294 Type *t; | |
| 1295 | |
| 1296 if (ident == Id::re) | |
| 1297 { | |
| 1298 switch (ty) | |
| 1299 { | |
| 1300 case Tcomplex32: t = tfloat32; goto L1; | |
| 1301 case Tcomplex64: t = tfloat64; goto L1; | |
| 1302 case Tcomplex80: t = tfloat80; goto L1; | |
| 1303 L1: | |
| 1304 e = e->castTo(sc, t); | |
| 1305 break; | |
| 1306 | |
| 1307 case Tfloat32: | |
| 1308 case Tfloat64: | |
| 1309 case Tfloat80: | |
| 1310 break; | |
| 1311 | |
| 1312 case Timaginary32: t = tfloat32; goto L2; | |
| 1313 case Timaginary64: t = tfloat64; goto L2; | |
| 1314 case Timaginary80: t = tfloat80; goto L2; | |
| 1315 L2: | |
| 1316 e = new RealExp(0, 0.0, t); | |
| 1317 break; | |
| 1318 | |
| 1319 default: | |
| 1320 return Type::getProperty(e->loc, ident); | |
| 1321 } | |
| 1322 } | |
| 1323 else if (ident == Id::im) | |
| 1324 { Type *t2; | |
| 1325 | |
| 1326 switch (ty) | |
| 1327 { | |
| 1328 case Tcomplex32: t = timaginary32; t2 = tfloat32; goto L3; | |
| 1329 case Tcomplex64: t = timaginary64; t2 = tfloat64; goto L3; | |
| 1330 case Tcomplex80: t = timaginary80; t2 = tfloat80; goto L3; | |
| 1331 L3: | |
| 1332 e = e->castTo(sc, t); | |
| 1333 e->type = t2; | |
| 1334 break; | |
| 1335 | |
| 1336 case Timaginary32: t = tfloat32; goto L4; | |
| 1337 case Timaginary64: t = tfloat64; goto L4; | |
| 1338 case Timaginary80: t = tfloat80; goto L4; | |
| 1339 L4: | |
| 1340 e->type = t; | |
| 1341 break; | |
| 1342 | |
| 1343 case Tfloat32: | |
| 1344 case Tfloat64: | |
| 1345 case Tfloat80: | |
| 1346 e = new RealExp(0, 0.0, this); | |
| 1347 break; | |
| 1348 | |
| 1349 default: | |
| 1350 return Type::getProperty(e->loc, ident); | |
| 1351 } | |
| 1352 } | |
| 1353 else | |
| 1354 { | |
| 1355 return Type::dotExp(sc, e, ident); | |
| 1356 } | |
| 1357 return e; | |
| 1358 } | |
| 1359 | |
| 1360 Expression *TypeBasic::defaultInit(Loc loc) | |
| 1361 { integer_t value = 0; | |
| 1362 | |
| 1363 #if LOGDEFAULTINIT | |
| 1364 printf("TypeBasic::defaultInit() '%s'\n", toChars()); | |
| 1365 #endif | |
| 1366 switch (ty) | |
| 1367 { | |
| 1368 case Tchar: | |
| 1369 value = 0xFF; | |
| 1370 break; | |
| 1371 | |
| 1372 case Twchar: | |
| 1373 case Tdchar: | |
| 1374 value = 0xFFFF; | |
| 1375 break; | |
| 1376 | |
| 1377 case Timaginary32: | |
| 1378 case Timaginary64: | |
| 1379 case Timaginary80: | |
| 1380 case Tfloat32: | |
| 1381 case Tfloat64: | |
| 1382 case Tfloat80: | |
| 1383 case Tcomplex32: | |
| 1384 case Tcomplex64: | |
| 1385 case Tcomplex80: | |
| 1386 return getProperty(loc, Id::nan); | |
| 1387 } | |
| 1388 return new IntegerExp(loc, value, this); | |
| 1389 } | |
| 1390 | |
| 1391 int TypeBasic::isZeroInit() | |
| 1392 { | |
| 1393 switch (ty) | |
| 1394 { | |
| 1395 case Tchar: | |
| 1396 case Twchar: | |
| 1397 case Tdchar: | |
| 1398 case Timaginary32: | |
| 1399 case Timaginary64: | |
| 1400 case Timaginary80: | |
| 1401 case Tfloat32: | |
| 1402 case Tfloat64: | |
| 1403 case Tfloat80: | |
| 1404 case Tcomplex32: | |
| 1405 case Tcomplex64: | |
| 1406 case Tcomplex80: | |
| 1407 return 0; // no | |
| 1408 } | |
| 1409 return 1; // yes | |
| 1410 } | |
| 1411 | |
| 1412 int TypeBasic::isbit() | |
| 1413 { | |
| 1414 return (ty == Tbit); | |
| 1415 } | |
| 1416 | |
| 1417 int TypeBasic::isintegral() | |
| 1418 { | |
| 1419 //printf("TypeBasic::isintegral('%s') x%x\n", toChars(), flags); | |
| 1420 return flags & TFLAGSintegral; | |
| 1421 } | |
| 1422 | |
| 1423 int TypeBasic::isfloating() | |
| 1424 { | |
| 1425 return flags & TFLAGSfloating; | |
| 1426 } | |
| 1427 | |
| 1428 int TypeBasic::isreal() | |
| 1429 { | |
| 1430 return flags & TFLAGSreal; | |
| 1431 } | |
| 1432 | |
| 1433 int TypeBasic::isimaginary() | |
| 1434 { | |
| 1435 return flags & TFLAGSimaginary; | |
| 1436 } | |
| 1437 | |
| 1438 int TypeBasic::iscomplex() | |
| 1439 { | |
| 1440 return flags & TFLAGScomplex; | |
| 1441 } | |
| 1442 | |
| 1443 int TypeBasic::isunsigned() | |
| 1444 { | |
| 1445 return flags & TFLAGSunsigned; | |
| 1446 } | |
| 1447 | |
| 1448 int TypeBasic::isscalar() | |
| 1449 { | |
| 1450 return flags & (TFLAGSintegral | TFLAGSfloating); | |
| 1451 } | |
| 1452 | |
| 1453 MATCH TypeBasic::implicitConvTo(Type *to) | |
| 1454 { | |
| 1455 //printf("TypeBasic::implicitConvTo(%s) from %s\n", to->toChars(), toChars()); | |
| 1456 if (this == to) | |
| 1457 return MATCHexact; | |
| 1458 | |
| 1459 if (ty == Tvoid || to->ty == Tvoid) | |
| 1460 return MATCHnomatch; | |
| 1461 if (1 || global.params.Dversion == 1) | |
| 1462 { | |
| 1463 if (to->ty == Tbool) | |
| 1464 return MATCHnomatch; | |
| 1465 } | |
| 1466 else | |
| 1467 { | |
| 1468 if (ty == Tbool || to->ty == Tbool) | |
| 1469 return MATCHnomatch; | |
| 1470 } | |
| 1471 if (!to->isTypeBasic()) | |
| 1472 return MATCHnomatch; | |
| 1473 | |
| 1474 TypeBasic *tob = (TypeBasic *)to; | |
| 1475 if (flags & TFLAGSintegral) | |
| 1476 { | |
| 1477 // Disallow implicit conversion of integers to imaginary or complex | |
| 1478 if (tob->flags & (TFLAGSimaginary | TFLAGScomplex)) | |
| 1479 return MATCHnomatch; | |
| 1480 | |
| 1481 // If converting to integral | |
| 1482 if (0 && global.params.Dversion > 1 && tob->flags & TFLAGSintegral) | |
| 1483 { d_uns64 sz = size(0); | |
| 1484 d_uns64 tosz = tob->size(0); | |
| 1485 | |
| 1486 /* Can't convert to smaller size or, if same size, change sign | |
| 1487 */ | |
| 1488 if (sz > tosz) | |
| 1489 return MATCHnomatch; | |
| 1490 | |
| 1491 /*if (sz == tosz && (flags ^ tob->flags) & TFLAGSunsigned) | |
| 1492 return MATCHnomatch;*/ | |
| 1493 } | |
| 1494 } | |
| 1495 else if (flags & TFLAGSfloating) | |
| 1496 { | |
| 1497 // Disallow implicit conversion of floating point to integer | |
| 1498 if (tob->flags & TFLAGSintegral) | |
| 1499 return MATCHnomatch; | |
| 1500 | |
| 1501 assert(tob->flags & TFLAGSfloating); | |
| 1502 | |
| 1503 // Disallow implicit conversion from complex to non-complex | |
| 1504 if (flags & TFLAGScomplex && !(tob->flags & TFLAGScomplex)) | |
| 1505 return MATCHnomatch; | |
| 1506 | |
| 1507 // Disallow implicit conversion of real or imaginary to complex | |
| 1508 if (flags & (TFLAGSreal | TFLAGSimaginary) && | |
| 1509 tob->flags & TFLAGScomplex) | |
| 1510 return MATCHnomatch; | |
| 1511 | |
| 1512 // Disallow implicit conversion to-from real and imaginary | |
| 1513 if ((flags & (TFLAGSreal | TFLAGSimaginary)) != | |
| 1514 (tob->flags & (TFLAGSreal | TFLAGSimaginary))) | |
| 1515 return MATCHnomatch; | |
| 1516 } | |
| 1517 return MATCHconvert; | |
| 1518 } | |
| 1519 | |
| 1520 TypeBasic *TypeBasic::isTypeBasic() | |
| 1521 { | |
| 1522 return (TypeBasic *)this; | |
| 1523 } | |
| 1524 | |
| 1525 /***************************** TypeArray *****************************/ | |
| 1526 | |
| 1527 TypeArray::TypeArray(TY ty, Type *next) | |
| 1528 : Type(ty, next) | |
| 1529 { | |
| 1530 } | |
| 1531 | |
| 1532 Expression *TypeArray::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 1533 { | |
| 1534 Type *n = this->next->toBasetype(); // uncover any typedef's | |
| 1535 | |
| 1536 #if LOGDOTEXP | |
| 1537 printf("TypeArray::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars()); | |
| 1538 #endif | |
| 1539 if (ident == Id::reverse && (n->ty == Tchar || n->ty == Twchar)) | |
| 1540 { | |
| 1541 Expression *ec; | |
| 1542 FuncDeclaration *fd; | |
| 1543 Expressions *arguments; | |
| 1544 char *nm; | |
| 1545 static char *name[2] = { "_adReverseChar", "_adReverseWchar" }; | |
| 1546 | |
| 1547 nm = name[n->ty == Twchar]; | |
|
378
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
1548 //LLVMDC: Build arguments. |
|
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
1549 Arguments* args = new Arguments; |
|
387
cbb65e65236b
Fix argument types for wchar/char reverse and sort.
Christian Kamm <kamm incasoftware de>
parents:
379
diff
changeset
|
1550 Type* arrty = n->ty == Twchar ? Type::twchar->arrayOf() : Type::tchar->arrayOf(); |
|
378
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
1551 args->push(new Argument(STCin, arrty, NULL, NULL)); |
|
387
cbb65e65236b
Fix argument types for wchar/char reverse and sort.
Christian Kamm <kamm incasoftware de>
parents:
379
diff
changeset
|
1552 fd = FuncDeclaration::genCfunc(args, arrty, nm); |
|
378
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
1553 |
| 159 | 1554 ec = new VarExp(0, fd); |
| 1555 e = e->castTo(sc, n->arrayOf()); // convert to dynamic array | |
| 1556 arguments = new Expressions(); | |
| 1557 arguments->push(e); | |
| 1558 e = new CallExp(e->loc, ec, arguments); | |
| 1559 e->type = next->arrayOf(); | |
| 1560 } | |
| 1561 else if (ident == Id::sort && (n->ty == Tchar || n->ty == Twchar)) | |
| 1562 { | |
| 1563 Expression *ec; | |
| 1564 FuncDeclaration *fd; | |
| 1565 Expressions *arguments; | |
| 1566 char *nm; | |
| 1567 static char *name[2] = { "_adSortChar", "_adSortWchar" }; | |
| 1568 | |
| 1569 nm = name[n->ty == Twchar]; | |
|
378
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
1570 //LLVMDC: Build arguments. |
|
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
1571 Arguments* args = new Arguments; |
|
387
cbb65e65236b
Fix argument types for wchar/char reverse and sort.
Christian Kamm <kamm incasoftware de>
parents:
379
diff
changeset
|
1572 Type* arrty = n->ty == Twchar ? Type::twchar->arrayOf() : Type::tchar->arrayOf(); |
|
378
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
1573 args->push(new Argument(STCin, arrty, NULL, NULL)); |
|
387
cbb65e65236b
Fix argument types for wchar/char reverse and sort.
Christian Kamm <kamm incasoftware de>
parents:
379
diff
changeset
|
1574 fd = FuncDeclaration::genCfunc(args, arrty, nm); |
|
378
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
1575 |
| 159 | 1576 ec = new VarExp(0, fd); |
| 1577 e = e->castTo(sc, n->arrayOf()); // convert to dynamic array | |
| 1578 arguments = new Expressions(); | |
| 1579 arguments->push(e); | |
| 1580 e = new CallExp(e->loc, ec, arguments); | |
| 1581 e->type = next->arrayOf(); | |
| 1582 } | |
| 1583 else if (ident == Id::reverse || ident == Id::dup) | |
| 1584 { | |
| 1585 Expression *ec; | |
| 1586 FuncDeclaration *fd; | |
| 1587 Expressions *arguments; | |
| 1588 int size = next->size(e->loc); | |
| 1589 int dup; | |
| 1590 | |
| 1591 assert(size); | |
| 1592 dup = (ident == Id::dup); | |
|
378
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
1593 //LLVMDC: Build arguments. |
|
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
1594 Arguments* args = new Arguments; |
|
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
1595 if(dup) { |
|
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
1596 args->push(new Argument(STCin, Type::typeinfo->type, NULL, NULL)); |
|
379
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
1597 args->push(new Argument(STCin, Type::topaque->arrayOf(), NULL, NULL)); |
|
378
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
1598 } else { |
|
379
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
1599 args->push(new Argument(STCin, Type::topaque->arrayOf(), NULL, NULL)); |
|
378
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
1600 args->push(new Argument(STCin, Type::tsize_t, NULL, NULL)); |
|
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
1601 } |
|
379
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
1602 fd = FuncDeclaration::genCfunc(args, Type::topaque->arrayOf(), dup ? Id::adDup : Id::adReverse); |
| 159 | 1603 ec = new VarExp(0, fd); |
| 1604 e = e->castTo(sc, n->arrayOf()); // convert to dynamic array | |
| 1605 arguments = new Expressions(); | |
| 1606 if (dup) | |
| 1607 arguments->push(getTypeInfo(sc)); | |
| 1608 arguments->push(e); | |
| 1609 if (!dup) | |
| 1610 arguments->push(new IntegerExp(0, size, Type::tint32)); | |
| 1611 e = new CallExp(e->loc, ec, arguments); | |
| 1612 e->type = next->arrayOf(); | |
| 1613 } | |
| 1614 else if (ident == Id::sort) | |
| 1615 { | |
| 1616 Expression *ec; | |
| 1617 FuncDeclaration *fd; | |
| 1618 Expressions *arguments; | |
| 1619 | |
|
378
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
1620 //LLVMDC: Build arguments. |
|
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
1621 Arguments* args = new Arguments; |
|
379
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
1622 args->push(new Argument(STCin, Type::topaque->arrayOf(), NULL, NULL)); |
|
378
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
1623 args->push(new Argument(STCin, Type::typeinfo->type, NULL, NULL)); |
|
379
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
1624 fd = FuncDeclaration::genCfunc(args, Type::topaque->arrayOf(), |
| 159 | 1625 (char*)(n->ty == Tbit ? "_adSortBit" : "_adSort")); |
| 1626 ec = new VarExp(0, fd); | |
| 1627 e = e->castTo(sc, n->arrayOf()); // convert to dynamic array | |
| 1628 arguments = new Expressions(); | |
| 1629 arguments->push(e); | |
| 1630 if (next->ty != Tbit) | |
| 1631 arguments->push(n->ty == Tsarray | |
| 1632 ? n->getTypeInfo(sc) // don't convert to dynamic array | |
| 1633 : n->getInternalTypeInfo(sc)); | |
| 1634 e = new CallExp(e->loc, ec, arguments); | |
| 1635 e->type = next->arrayOf(); | |
| 1636 } | |
| 1637 else | |
| 1638 { | |
| 1639 e = Type::dotExp(sc, e, ident); | |
| 1640 } | |
| 1641 return e; | |
| 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: | |
|
305
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
285
diff
changeset
|
1686 error(loc, "index %lld overflow for static array", sz); |
| 159 | 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) | |
|
305
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
285
diff
changeset
|
1754 { error(loc, "tuple index %llu exceeds %u", d, td->objects->dim); |
| 159 | 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) | |
|
305
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
285
diff
changeset
|
1808 { error(loc, "tuple index %llu exceeds %u", d, sd->objects->dim); |
| 159 | 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); | |
| 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 } | |
| 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: | |
|
305
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
285
diff
changeset
|
1865 error(loc, "index %lld overflow for static array", d1); |
| 159 | 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) | |
|
305
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
285
diff
changeset
|
1879 { error(loc, "tuple index %llu exceeds %u", d, tt->arguments->dim); |
| 159 | 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) | |
|
305
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
285
diff
changeset
|
1900 buf->printf("%llu", dim->toInteger()); |
| 159 | 1901 if (next) |
| 1902 next->toDecoBuffer(buf); | |
| 1903 } | |
| 1904 | |
| 1905 void TypeSArray::toCBuffer2(OutBuffer *buf, HdrGenState *hgs, int mod) | |
| 1906 { | |
| 1907 if (mod != this->mod) | |
| 1908 { toCBuffer3(buf, hgs, mod); | |
| 1909 return; | |
| 1910 } | |
| 1911 next->toCBuffer2(buf, hgs, this->mod); | |
| 1912 buf->printf("[%s]", dim->toChars()); | |
| 1913 } | |
| 1914 | |
| 1915 Expression *TypeSArray::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 1916 { | |
| 1917 #if LOGDOTEXP | |
| 1918 printf("TypeSArray::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars()); | |
| 1919 #endif | |
| 1920 if (ident == Id::length) | |
| 1921 { | |
| 1922 e = dim; | |
| 1923 } | |
| 1924 else if (ident == Id::ptr) | |
| 1925 { | |
| 1926 e = e->castTo(sc, next->pointerTo()); | |
| 1927 } | |
| 1928 else | |
| 1929 { | |
| 1930 e = TypeArray::dotExp(sc, e, ident); | |
| 1931 } | |
| 1932 return e; | |
| 1933 } | |
| 1934 | |
| 1935 int TypeSArray::isString() | |
| 1936 { | |
| 1937 TY nty = next->toBasetype()->ty; | |
| 1938 return nty == Tchar || nty == Twchar || nty == Tdchar; | |
| 1939 } | |
| 1940 | |
| 1941 unsigned TypeSArray::memalign(unsigned salign) | |
| 1942 { | |
| 1943 return next->memalign(salign); | |
| 1944 } | |
| 1945 | |
| 1946 MATCH TypeSArray::implicitConvTo(Type *to) | |
| 1947 { | |
| 1948 //printf("TypeSArray::implicitConvTo()\n"); | |
| 1949 | |
| 1950 // Allow implicit conversion of static array to pointer or dynamic array | |
| 1951 if ((IMPLICIT_ARRAY_TO_PTR && to->ty == Tpointer) && | |
| 1952 (to->next->ty == Tvoid || next->equals(to->next) | |
| 1953 /*|| to->next->isBaseOf(next)*/)) | |
| 1954 { | |
| 1955 return MATCHconvert; | |
| 1956 } | |
| 1957 if (to->ty == Tarray) | |
| 1958 { int offset = 0; | |
| 1959 | |
| 1960 if (next->equals(to->next) || | |
| 1961 (to->next->isBaseOf(next, &offset) && offset == 0) || | |
| 1962 to->next->ty == Tvoid) | |
| 1963 return MATCHconvert; | |
| 1964 } | |
| 1965 #if 0 | |
| 1966 if (to->ty == Tsarray) | |
| 1967 { | |
| 1968 TypeSArray *tsa = (TypeSArray *)to; | |
| 1969 | |
| 1970 if (next->equals(tsa->next) && dim->equals(tsa->dim)) | |
| 1971 { | |
| 1972 return MATCHconvert; | |
| 1973 } | |
| 1974 } | |
| 1975 #endif | |
| 1976 return Type::implicitConvTo(to); | |
| 1977 } | |
| 1978 | |
| 1979 Expression *TypeSArray::defaultInit(Loc loc) | |
| 1980 { | |
| 1981 #if LOGDEFAULTINIT | |
| 1982 printf("TypeSArray::defaultInit() '%s'\n", toChars()); | |
| 1983 #endif | |
| 1984 return next->defaultInit(loc); | |
| 1985 } | |
| 1986 | |
| 1987 int TypeSArray::isZeroInit() | |
| 1988 { | |
| 1989 return next->isZeroInit(); | |
| 1990 } | |
| 1991 | |
| 1992 | |
| 1993 Expression *TypeSArray::toExpression() | |
| 1994 { | |
| 1995 Expression *e = next->toExpression(); | |
| 1996 if (e) | |
| 1997 { Expressions *arguments = new Expressions(); | |
| 1998 arguments->push(dim); | |
| 1999 e = new ArrayExp(dim->loc, e, arguments); | |
| 2000 } | |
| 2001 return e; | |
| 2002 } | |
| 2003 | |
| 2004 int TypeSArray::hasPointers() | |
| 2005 { | |
| 2006 return next->hasPointers(); | |
| 2007 } | |
| 2008 | |
| 2009 /***************************** TypeDArray *****************************/ | |
| 2010 | |
| 2011 TypeDArray::TypeDArray(Type *t) | |
| 2012 : TypeArray(Tarray, t) | |
| 2013 { | |
| 2014 //printf("TypeDArray(t = %p)\n", t); | |
| 2015 } | |
| 2016 | |
| 2017 Type *TypeDArray::syntaxCopy() | |
| 2018 { | |
| 2019 Type *t = next->syntaxCopy(); | |
| 2020 if (t == next) | |
| 2021 t = this; | |
| 2022 else | |
| 2023 t = new TypeDArray(t); | |
| 2024 return t; | |
| 2025 } | |
| 2026 | |
| 2027 d_uns64 TypeDArray::size(Loc loc) | |
| 2028 { | |
| 2029 //printf("TypeDArray::size()\n"); | |
| 2030 return PTRSIZE * 2; | |
| 2031 } | |
| 2032 | |
| 2033 unsigned TypeDArray::alignsize() | |
| 2034 { | |
| 2035 // A DArray consists of two ptr-sized values, so align it on pointer size | |
| 2036 // boundary | |
| 2037 return PTRSIZE; | |
| 2038 } | |
| 2039 | |
| 2040 Type *TypeDArray::semantic(Loc loc, Scope *sc) | |
| 2041 { Type *tn = next; | |
| 2042 | |
| 2043 tn = next->semantic(loc,sc); | |
| 2044 Type *tbn = tn->toBasetype(); | |
| 2045 switch (tbn->ty) | |
| 2046 { | |
| 2047 case Tfunction: | |
| 2048 case Tnone: | |
| 2049 case Ttuple: | |
| 2050 error(loc, "can't have array of %s", tbn->toChars()); | |
| 2051 tn = next = tint32; | |
| 2052 break; | |
| 2053 } | |
| 2054 if (tn->isauto()) | |
| 2055 error(loc, "cannot have array of auto %s", tn->toChars()); | |
| 2056 if (next != tn) | |
| 2057 //deco = NULL; // redo | |
| 2058 return tn->arrayOf(); | |
| 2059 return merge(); | |
| 2060 } | |
| 2061 | |
| 2062 void TypeDArray::toDecoBuffer(OutBuffer *buf) | |
| 2063 { | |
| 2064 buf->writeByte(mangleChar[ty]); | |
| 2065 if (next) | |
| 2066 next->toDecoBuffer(buf); | |
| 2067 } | |
| 2068 | |
| 2069 void TypeDArray::toCBuffer2(OutBuffer *buf, HdrGenState *hgs, int mod) | |
| 2070 { | |
| 2071 if (mod != this->mod) | |
| 2072 { toCBuffer3(buf, hgs, mod); | |
| 2073 return; | |
| 2074 } | |
| 2075 next->toCBuffer2(buf, hgs, this->mod); | |
| 2076 buf->writestring("[]"); | |
| 2077 } | |
| 2078 | |
| 2079 Expression *TypeDArray::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 2080 { | |
| 2081 #if LOGDOTEXP | |
| 2082 printf("TypeDArray::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars()); | |
| 2083 #endif | |
| 2084 if (ident == Id::length) | |
| 2085 { | |
| 2086 if (e->op == TOKstring) | |
| 2087 { StringExp *se = (StringExp *)e; | |
| 2088 | |
| 2089 return new IntegerExp(se->loc, se->len, Type::tindex); | |
| 2090 } | |
| 2091 e = new ArrayLengthExp(e->loc, e); | |
| 2092 e->type = Type::tsize_t; | |
| 2093 return e; | |
| 2094 } | |
| 2095 else if (ident == Id::ptr) | |
| 2096 { | |
| 2097 e = e->castTo(sc, next->pointerTo()); | |
| 2098 return e; | |
| 2099 } | |
| 2100 else | |
| 2101 { | |
| 2102 e = TypeArray::dotExp(sc, e, ident); | |
| 2103 } | |
| 2104 return e; | |
| 2105 } | |
| 2106 | |
| 2107 int TypeDArray::isString() | |
| 2108 { | |
| 2109 TY nty = next->toBasetype()->ty; | |
| 2110 return nty == Tchar || nty == Twchar || nty == Tdchar; | |
| 2111 } | |
| 2112 | |
| 2113 MATCH TypeDArray::implicitConvTo(Type *to) | |
| 2114 { | |
| 2115 //printf("TypeDArray::implicitConvTo()\n"); | |
| 2116 | |
| 2117 // Allow implicit conversion of array to pointer | |
| 2118 if (IMPLICIT_ARRAY_TO_PTR && | |
| 2119 to->ty == Tpointer && | |
| 2120 (to->next->ty == Tvoid || next->equals(to->next) /*|| to->next->isBaseOf(next)*/)) | |
| 2121 { | |
| 2122 return MATCHconvert; | |
| 2123 } | |
| 2124 | |
| 2125 if (to->ty == Tarray) | |
| 2126 { int offset = 0; | |
| 2127 | |
| 2128 if ((to->next->isBaseOf(next, &offset) && offset == 0) || | |
| 2129 to->next->ty == Tvoid) | |
| 2130 return MATCHconvert; | |
| 2131 } | |
| 2132 return Type::implicitConvTo(to); | |
| 2133 } | |
| 2134 | |
| 2135 Expression *TypeDArray::defaultInit(Loc loc) | |
| 2136 { | |
| 2137 #if LOGDEFAULTINIT | |
| 2138 printf("TypeDArray::defaultInit() '%s'\n", toChars()); | |
| 2139 #endif | |
| 2140 Expression *e; | |
| 2141 e = new NullExp(loc); | |
| 2142 e->type = this; | |
| 2143 return e; | |
| 2144 } | |
| 2145 | |
| 2146 int TypeDArray::isZeroInit() | |
| 2147 { | |
| 2148 return 1; | |
| 2149 } | |
| 2150 | |
| 2151 int TypeDArray::checkBoolean() | |
| 2152 { | |
| 2153 return TRUE; | |
| 2154 } | |
| 2155 | |
| 2156 int TypeDArray::hasPointers() | |
| 2157 { | |
| 2158 return TRUE; | |
| 2159 } | |
| 2160 | |
| 2161 /***************************** TypeAArray *****************************/ | |
| 2162 | |
| 2163 TypeAArray::TypeAArray(Type *t, Type *index) | |
| 2164 : TypeArray(Taarray, t) | |
| 2165 { | |
| 2166 this->index = index; | |
| 2167 this->key = NULL; | |
| 2168 } | |
| 2169 | |
| 2170 Type *TypeAArray::syntaxCopy() | |
| 2171 { | |
| 2172 Type *t = next->syntaxCopy(); | |
| 2173 Type *ti = index->syntaxCopy(); | |
| 2174 if (t == next && ti == index) | |
| 2175 t = this; | |
| 2176 else | |
| 2177 t = new TypeAArray(t, ti); | |
| 2178 return t; | |
| 2179 } | |
| 2180 | |
| 2181 d_uns64 TypeAArray::size(Loc loc) | |
| 2182 { | |
| 2183 return PTRSIZE /* * 2*/; | |
| 2184 } | |
| 2185 | |
| 2186 | |
| 2187 Type *TypeAArray::semantic(Loc loc, Scope *sc) | |
| 2188 { | |
| 2189 //printf("TypeAArray::semantic() %s index->ty = %d\n", toChars(), index->ty); | |
| 2190 | |
| 2191 // Deal with the case where we thought the index was a type, but | |
| 2192 // in reality it was an expression. | |
| 2193 if (index->ty == Tident || index->ty == Tinstance || index->ty == Tsarray) | |
| 2194 { | |
| 2195 Expression *e; | |
| 2196 Type *t; | |
| 2197 Dsymbol *s; | |
| 2198 | |
| 2199 index->resolve(loc, sc, &e, &t, &s); | |
| 2200 if (e) | |
| 2201 { // It was an expression - | |
| 2202 // Rewrite as a static array | |
| 2203 TypeSArray *tsa; | |
| 2204 | |
| 2205 tsa = new TypeSArray(next, e); | |
| 2206 return tsa->semantic(loc,sc); | |
| 2207 } | |
| 2208 else if (t) | |
| 2209 index = t; | |
| 2210 else | |
| 2211 index->error(loc, "index is not a type or an expression"); | |
| 2212 } | |
| 2213 else | |
| 2214 index = index->semantic(loc,sc); | |
| 2215 | |
| 2216 // Compute key type; the purpose of the key type is to | |
| 2217 // minimize the permutations of runtime library | |
| 2218 // routines as much as possible. | |
| 2219 key = index->toBasetype(); | |
| 2220 switch (key->ty) | |
| 2221 { | |
| 2222 #if 0 | |
| 2223 case Tint8: | |
| 2224 case Tuns8: | |
| 2225 case Tint16: | |
| 2226 case Tuns16: | |
| 2227 key = tint32; | |
| 2228 break; | |
| 2229 #endif | |
| 2230 | |
| 2231 case Tsarray: | |
| 2232 #if 0 | |
| 2233 // Convert to Tarray | |
| 2234 key = key->next->arrayOf(); | |
| 2235 #endif | |
| 2236 break; | |
| 2237 case Tbit: | |
| 2238 case Tbool: | |
| 2239 case Tfunction: | |
| 2240 case Tvoid: | |
| 2241 case Tnone: | |
| 2242 error(loc, "can't have associative array key of %s", key->toChars()); | |
| 2243 break; | |
| 2244 } | |
| 2245 next = next->semantic(loc,sc); | |
| 2246 switch (next->toBasetype()->ty) | |
| 2247 { | |
| 2248 case Tfunction: | |
| 2249 case Tnone: | |
| 2250 error(loc, "can't have associative array of %s", next->toChars()); | |
| 2251 break; | |
| 2252 } | |
| 2253 if (next->isauto()) | |
| 2254 error(loc, "cannot have array of auto %s", next->toChars()); | |
| 2255 | |
| 2256 return merge(); | |
| 2257 } | |
| 2258 | |
| 336 | 2259 void TypeAArray::resolve(Loc loc, Scope *sc, Expression **pe, Type **pt, Dsymbol **ps) |
| 2260 { | |
| 2261 //printf("TypeAArray::resolve() %s\n", toChars()); | |
| 2262 | |
| 2263 // Deal with the case where we thought the index was a type, but | |
| 2264 // in reality it was an expression. | |
| 2265 if (index->ty == Tident || index->ty == Tinstance || index->ty == Tsarray) | |
| 2266 { | |
| 2267 Expression *e; | |
| 2268 Type *t; | |
| 2269 Dsymbol *s; | |
| 2270 | |
| 2271 index->resolve(loc, sc, &e, &t, &s); | |
| 2272 if (e) | |
| 2273 { // It was an expression - | |
| 2274 // Rewrite as a static array | |
| 2275 | |
| 2276 TypeSArray *tsa = new TypeSArray(next, e); | |
| 2277 return tsa->resolve(loc, sc, pe, pt, ps); | |
| 2278 } | |
| 2279 else if (t) | |
| 2280 index = t; | |
| 2281 else | |
| 2282 index->error(loc, "index is not a type or an expression"); | |
| 2283 } | |
| 2284 Type::resolve(loc, sc, pe, pt, ps); | |
| 2285 } | |
| 2286 | |
| 2287 | |
| 159 | 2288 Expression *TypeAArray::dotExp(Scope *sc, Expression *e, Identifier *ident) |
| 2289 { | |
| 2290 #if LOGDOTEXP | |
| 2291 printf("TypeAArray::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars()); | |
| 2292 #endif | |
| 2293 if (ident == Id::length) | |
| 2294 { | |
| 2295 Expression *ec; | |
| 2296 FuncDeclaration *fd; | |
| 2297 Expressions *arguments; | |
| 2298 | |
|
378
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
2299 //LLVMDC: Build arguments. |
|
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
2300 Arguments* args = new Arguments; |
|
379
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
2301 args->push(new Argument(STCin, Type::topaque->pointerTo(), NULL, NULL)); |
|
378
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
2302 fd = FuncDeclaration::genCfunc(args, Type::tsize_t, Id::aaLen); |
| 159 | 2303 ec = new VarExp(0, fd); |
| 2304 arguments = new Expressions(); | |
| 2305 arguments->push(e); | |
| 2306 e = new CallExp(e->loc, ec, arguments); | |
| 2307 e->type = fd->type->next; | |
| 2308 } | |
| 2309 else if (ident == Id::keys) | |
| 2310 { | |
| 2311 Expression *ec; | |
| 2312 FuncDeclaration *fd; | |
| 2313 Expressions *arguments; | |
| 2314 int size = key->size(e->loc); | |
| 2315 | |
| 2316 assert(size); | |
|
378
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
2317 //LLVMDC: Build arguments. |
|
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
2318 Arguments* args = new Arguments; |
|
379
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
2319 args->push(new Argument(STCin, Type::topaque->pointerTo(), NULL, NULL)); |
|
378
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
2320 args->push(new Argument(STCin, Type::tsize_t, NULL, NULL)); |
|
379
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
2321 fd = FuncDeclaration::genCfunc(args, Type::topaque->arrayOf(), Id::aaKeys); |
| 159 | 2322 ec = new VarExp(0, fd); |
| 2323 arguments = new Expressions(); | |
| 2324 arguments->push(e); | |
| 2325 arguments->push(new IntegerExp(0, size, Type::tsize_t)); | |
| 2326 e = new CallExp(e->loc, ec, arguments); | |
| 2327 e->type = index->arrayOf(); | |
| 2328 } | |
| 2329 else if (ident == Id::values) | |
| 2330 { | |
| 2331 Expression *ec; | |
| 2332 FuncDeclaration *fd; | |
| 2333 Expressions *arguments; | |
| 2334 | |
|
378
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
2335 //LLVMDC: Build arguments. |
|
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
2336 Arguments* args = new Arguments; |
|
379
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
2337 args->push(new Argument(STCin, Type::topaque->pointerTo(), NULL, NULL)); |
|
378
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
2338 args->push(new Argument(STCin, Type::tsize_t, NULL, NULL)); |
|
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
2339 args->push(new Argument(STCin, Type::tsize_t, NULL, NULL)); |
|
379
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
2340 fd = FuncDeclaration::genCfunc(args, Type::topaque->arrayOf(), Id::aaValues); |
| 159 | 2341 ec = new VarExp(0, fd); |
| 2342 arguments = new Expressions(); | |
| 2343 arguments->push(e); | |
| 2344 size_t keysize = key->size(e->loc); | |
| 2345 keysize = (keysize + 4 - 1) & ~(4 - 1); | |
| 2346 arguments->push(new IntegerExp(0, keysize, Type::tsize_t)); | |
| 2347 arguments->push(new IntegerExp(0, next->size(e->loc), Type::tsize_t)); | |
| 2348 e = new CallExp(e->loc, ec, arguments); | |
| 2349 e->type = next->arrayOf(); | |
| 2350 } | |
| 2351 else if (ident == Id::rehash) | |
| 2352 { | |
| 2353 Expression *ec; | |
| 2354 FuncDeclaration *fd; | |
| 2355 Expressions *arguments; | |
| 2356 | |
|
378
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
2357 //LLVMDC: Build arguments. |
|
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
2358 Arguments* args = new Arguments; |
|
379
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
2359 args->push(new Argument(STCin, Type::topaque->pointerTo(), NULL, NULL)); |
|
378
d8234836b40f
Get rid of runTimeHack and instead add proper argument info to the frontend
Christian Kamm <kamm incasoftware de>
parents:
375
diff
changeset
|
2360 args->push(new Argument(STCin, Type::typeinfo->type, NULL, NULL)); |
|
379
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
2361 fd = FuncDeclaration::genCfunc(args, Type::tvoidptr, Id::aaRehash); |
| 159 | 2362 ec = new VarExp(0, fd); |
| 2363 arguments = new Expressions(); | |
| 2364 arguments->push(e->addressOf(sc)); | |
| 2365 arguments->push(key->getInternalTypeInfo(sc)); | |
| 2366 e = new CallExp(e->loc, ec, arguments); | |
| 2367 e->type = this; | |
| 2368 } | |
| 2369 else | |
| 2370 { | |
| 2371 e = Type::dotExp(sc, e, ident); | |
| 2372 } | |
| 2373 return e; | |
| 2374 } | |
| 2375 | |
| 2376 void TypeAArray::toDecoBuffer(OutBuffer *buf) | |
| 2377 { | |
| 2378 buf->writeByte(mangleChar[ty]); | |
| 2379 index->toDecoBuffer(buf); | |
| 2380 next->toDecoBuffer(buf); | |
| 2381 } | |
| 2382 | |
| 2383 void TypeAArray::toCBuffer2(OutBuffer *buf, HdrGenState *hgs, int mod) | |
| 2384 { | |
| 2385 if (mod != this->mod) | |
| 2386 { toCBuffer3(buf, hgs, mod); | |
| 2387 return; | |
| 2388 } | |
| 2389 next->toCBuffer2(buf, hgs, this->mod); | |
| 2390 buf->writeByte('['); | |
| 2391 index->toCBuffer2(buf, hgs, 0); | |
| 2392 buf->writeByte(']'); | |
| 2393 } | |
| 2394 | |
| 2395 Expression *TypeAArray::defaultInit(Loc loc) | |
| 2396 { | |
| 2397 #if LOGDEFAULTINIT | |
| 2398 printf("TypeAArray::defaultInit() '%s'\n", toChars()); | |
| 2399 #endif | |
| 2400 Expression *e; | |
| 2401 e = new NullExp(loc); | |
| 2402 e->type = this; | |
| 2403 return e; | |
| 2404 } | |
| 2405 | |
|
211
f66219e0d530
[svn r227] Fixed: crash in lifetime.d when resizing array of AAs by .length assignment.
lindquist
parents:
162
diff
changeset
|
2406 int TypeAArray::isZeroInit() |
|
f66219e0d530
[svn r227] Fixed: crash in lifetime.d when resizing array of AAs by .length assignment.
lindquist
parents:
162
diff
changeset
|
2407 { |
|
f66219e0d530
[svn r227] Fixed: crash in lifetime.d when resizing array of AAs by .length assignment.
lindquist
parents:
162
diff
changeset
|
2408 return 1; |
|
f66219e0d530
[svn r227] Fixed: crash in lifetime.d when resizing array of AAs by .length assignment.
lindquist
parents:
162
diff
changeset
|
2409 } |
|
f66219e0d530
[svn r227] Fixed: crash in lifetime.d when resizing array of AAs by .length assignment.
lindquist
parents:
162
diff
changeset
|
2410 |
| 159 | 2411 int TypeAArray::checkBoolean() |
| 2412 { | |
| 2413 return TRUE; | |
| 2414 } | |
| 2415 | |
| 2416 int TypeAArray::hasPointers() | |
| 2417 { | |
| 2418 return TRUE; | |
| 2419 } | |
| 2420 | |
| 2421 /***************************** TypePointer *****************************/ | |
| 2422 | |
| 2423 TypePointer::TypePointer(Type *t) | |
| 2424 : Type(Tpointer, t) | |
| 2425 { | |
| 2426 } | |
| 2427 | |
| 2428 Type *TypePointer::syntaxCopy() | |
| 2429 { | |
| 2430 Type *t = next->syntaxCopy(); | |
| 2431 if (t == next) | |
| 2432 t = this; | |
| 2433 else | |
| 2434 t = new TypePointer(t); | |
| 2435 return t; | |
| 2436 } | |
| 2437 | |
| 2438 Type *TypePointer::semantic(Loc loc, Scope *sc) | |
| 2439 { | |
| 2440 //printf("TypePointer::semantic()\n"); | |
| 2441 Type *n = next->semantic(loc, sc); | |
| 2442 switch (n->toBasetype()->ty) | |
| 2443 { | |
| 2444 case Ttuple: | |
| 2445 error(loc, "can't have pointer to %s", n->toChars()); | |
| 2446 n = tint32; | |
| 2447 break; | |
| 2448 } | |
| 2449 if (n != next) | |
| 2450 deco = NULL; | |
| 2451 next = n; | |
| 2452 return merge(); | |
| 2453 } | |
| 2454 | |
| 2455 | |
| 2456 d_uns64 TypePointer::size(Loc loc) | |
| 2457 { | |
| 2458 return PTRSIZE; | |
| 2459 } | |
| 2460 | |
| 2461 void TypePointer::toCBuffer2(OutBuffer *buf, HdrGenState *hgs, int mod) | |
| 2462 { | |
| 2463 //printf("TypePointer::toCBuffer2() next = %d\n", next->ty); | |
| 2464 if (mod != this->mod) | |
| 2465 { toCBuffer3(buf, hgs, mod); | |
| 2466 return; | |
| 2467 } | |
| 2468 next->toCBuffer2(buf, hgs, this->mod); | |
| 2469 if (next->ty != Tfunction) | |
| 2470 buf->writeByte('*'); | |
| 2471 } | |
| 2472 | |
| 2473 MATCH TypePointer::implicitConvTo(Type *to) | |
| 2474 { | |
| 2475 //printf("TypePointer::implicitConvTo()\n"); | |
| 2476 | |
| 2477 if (this == to) | |
| 2478 return MATCHexact; | |
| 2479 if (to->ty == Tpointer && to->next) | |
| 2480 { | |
| 2481 if (to->next->ty == Tvoid) | |
| 2482 return MATCHconvert; | |
| 2483 | |
| 2484 #if 0 | |
| 2485 if (to->next->isBaseOf(next)) | |
| 2486 return MATCHconvert; | |
| 2487 #endif | |
| 2488 | |
| 2489 if (next->ty == Tfunction && to->next->ty == Tfunction) | |
| 2490 { TypeFunction *tf; | |
| 2491 TypeFunction *tfto; | |
| 2492 | |
| 2493 tf = (TypeFunction *)(next); | |
| 2494 tfto = (TypeFunction *)(to->next); | |
| 2495 return tfto->equals(tf) ? MATCHexact : MATCHnomatch; | |
| 2496 } | |
| 2497 } | |
| 2498 // if (to->ty == Tvoid) | |
| 2499 // return MATCHconvert; | |
| 2500 return MATCHnomatch; | |
| 2501 } | |
| 2502 | |
| 2503 int TypePointer::isscalar() | |
| 2504 { | |
| 2505 return TRUE; | |
| 2506 } | |
| 2507 | |
| 2508 Expression *TypePointer::defaultInit(Loc loc) | |
| 2509 { | |
| 2510 #if LOGDEFAULTINIT | |
| 2511 printf("TypePointer::defaultInit() '%s'\n", toChars()); | |
| 2512 #endif | |
| 2513 Expression *e; | |
| 2514 e = new NullExp(loc); | |
| 2515 e->type = this; | |
| 2516 return e; | |
| 2517 } | |
| 2518 | |
| 2519 int TypePointer::isZeroInit() | |
| 2520 { | |
| 2521 return 1; | |
| 2522 } | |
| 2523 | |
| 2524 int TypePointer::hasPointers() | |
| 2525 { | |
| 2526 return TRUE; | |
| 2527 } | |
| 2528 | |
| 2529 | |
| 2530 /***************************** TypeReference *****************************/ | |
| 2531 | |
| 2532 TypeReference::TypeReference(Type *t) | |
| 2533 : Type(Treference, t) | |
| 2534 { | |
| 2535 if (t->ty == Tbit) | |
| 2536 error(0,"cannot make reference to a bit"); | |
| 2537 // BUG: what about references to static arrays? | |
| 2538 } | |
| 2539 | |
| 2540 Type *TypeReference::syntaxCopy() | |
| 2541 { | |
| 2542 Type *t = next->syntaxCopy(); | |
| 2543 if (t == next) | |
| 2544 t = this; | |
| 2545 else | |
| 2546 t = new TypeReference(t); | |
| 2547 return t; | |
| 2548 } | |
| 2549 | |
| 2550 d_uns64 TypeReference::size(Loc loc) | |
| 2551 { | |
| 2552 return PTRSIZE; | |
| 2553 } | |
| 2554 | |
| 2555 void TypeReference::toCBuffer2(OutBuffer *buf, HdrGenState *hgs, int mod) | |
| 2556 { | |
| 2557 if (mod != this->mod) | |
| 2558 { toCBuffer3(buf, hgs, mod); | |
| 2559 return; | |
| 2560 } | |
| 2561 next->toCBuffer2(buf, hgs, this->mod); | |
| 2562 buf->writeByte('&'); | |
| 2563 } | |
| 2564 | |
| 2565 Expression *TypeReference::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 2566 { | |
| 2567 #if LOGDOTEXP | |
| 2568 printf("TypeReference::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars()); | |
| 2569 #endif | |
| 2570 | |
| 2571 // References just forward things along | |
| 2572 return next->dotExp(sc, e, ident); | |
| 2573 } | |
| 2574 | |
| 2575 Expression *TypeReference::defaultInit(Loc loc) | |
| 2576 { | |
| 2577 #if LOGDEFAULTINIT | |
| 2578 printf("TypeReference::defaultInit() '%s'\n", toChars()); | |
| 2579 #endif | |
| 2580 Expression *e; | |
| 2581 e = new NullExp(loc); | |
| 2582 e->type = this; | |
| 2583 return e; | |
| 2584 } | |
| 2585 | |
| 2586 int TypeReference::isZeroInit() | |
| 2587 { | |
| 2588 return 1; | |
| 2589 } | |
| 2590 | |
| 2591 | |
| 2592 /***************************** TypeFunction *****************************/ | |
| 2593 | |
| 2594 TypeFunction::TypeFunction(Arguments *parameters, Type *treturn, int varargs, enum LINK linkage) | |
| 2595 : Type(Tfunction, treturn) | |
| 2596 { | |
| 2597 //if (!treturn) *(char*)0=0; | |
| 2598 // assert(treturn); | |
| 2599 this->parameters = parameters; | |
| 2600 this->varargs = varargs; | |
| 2601 this->linkage = linkage; | |
| 2602 this->inuse = 0; | |
| 2603 this->llvmRetInPtr = false; | |
| 2604 this->llvmUsesThis = false; | |
| 2605 } | |
| 2606 | |
| 2607 Type *TypeFunction::syntaxCopy() | |
| 2608 { | |
| 2609 Type *treturn = next ? next->syntaxCopy() : NULL; | |
| 2610 Arguments *params = Argument::arraySyntaxCopy(parameters); | |
|
217
0806379a5eca
[svn r233] Added: -oq command line option for writing fully qualified object names.
lindquist
parents:
211
diff
changeset
|
2611 TypeFunction *t = new TypeFunction(params, treturn, varargs, linkage); |
|
0806379a5eca
[svn r233] Added: -oq command line option for writing fully qualified object names.
lindquist
parents:
211
diff
changeset
|
2612 t->llvmRetInPtr = llvmRetInPtr; |
|
0806379a5eca
[svn r233] Added: -oq command line option for writing fully qualified object names.
lindquist
parents:
211
diff
changeset
|
2613 t->llvmUsesThis = llvmUsesThis; |
| 159 | 2614 return t; |
| 2615 } | |
| 2616 | |
| 2617 /******************************* | |
| 2618 * Returns: | |
| 2619 * 0 types are distinct | |
| 2620 * 1 this is covariant with t | |
| 2621 * 2 arguments match as far as overloading goes, | |
| 2622 * but types are not covariant | |
| 2623 * 3 cannot determine covariance because of forward references | |
| 2624 */ | |
| 2625 | |
| 2626 int Type::covariant(Type *t) | |
| 2627 { | |
| 2628 #if 0 | |
| 2629 printf("Type::covariant(t = %s) %s\n", t->toChars(), toChars()); | |
| 2630 printf("deco = %p, %p\n", deco, t->deco); | |
| 2631 printf("ty = %d\n", next->ty); | |
| 2632 #endif | |
| 2633 | |
| 2634 int inoutmismatch = 0; | |
| 2635 | |
| 2636 if (equals(t)) | |
| 2637 goto Lcovariant; | |
| 2638 if (ty != Tfunction || t->ty != Tfunction) | |
| 2639 goto Ldistinct; | |
| 2640 | |
| 2641 { | |
| 2642 TypeFunction *t1 = (TypeFunction *)this; | |
| 2643 TypeFunction *t2 = (TypeFunction *)t; | |
| 2644 | |
| 2645 if (t1->varargs != t2->varargs) | |
| 2646 goto Ldistinct; | |
| 2647 | |
| 2648 if (t1->parameters && t2->parameters) | |
| 2649 { | |
| 2650 size_t dim = Argument::dim(t1->parameters); | |
| 2651 if (dim != Argument::dim(t2->parameters)) | |
| 2652 goto Ldistinct; | |
| 2653 | |
| 2654 for (size_t i = 0; i < dim; i++) | |
| 2655 { Argument *arg1 = Argument::getNth(t1->parameters, i); | |
| 2656 Argument *arg2 = Argument::getNth(t2->parameters, i); | |
| 2657 | |
| 2658 if (!arg1->type->equals(arg2->type)) | |
| 2659 goto Ldistinct; | |
| 2660 if (arg1->storageClass != arg2->storageClass) | |
| 2661 inoutmismatch = 1; | |
| 2662 } | |
| 2663 } | |
| 2664 else if (t1->parameters != t2->parameters) | |
| 2665 goto Ldistinct; | |
| 2666 | |
| 2667 // The argument lists match | |
| 2668 if (inoutmismatch) | |
| 2669 goto Lnotcovariant; | |
| 2670 if (t1->linkage != t2->linkage) | |
| 2671 goto Lnotcovariant; | |
| 2672 | |
| 2673 Type *t1n = t1->next; | |
| 2674 Type *t2n = t2->next; | |
| 2675 | |
| 2676 if (t1n->equals(t2n)) | |
| 2677 goto Lcovariant; | |
| 2678 if (t1n->ty != Tclass || t2n->ty != Tclass) | |
| 2679 goto Lnotcovariant; | |
| 2680 | |
| 2681 // If t1n is forward referenced: | |
| 2682 ClassDeclaration *cd = ((TypeClass *)t1n)->sym; | |
| 2683 if (!cd->baseClass && cd->baseclasses.dim && !cd->isInterfaceDeclaration()) | |
| 2684 { | |
| 2685 return 3; | |
| 2686 } | |
| 2687 | |
| 2688 if (t1n->implicitConvTo(t2n)) | |
| 2689 goto Lcovariant; | |
| 2690 goto Lnotcovariant; | |
| 2691 } | |
| 2692 | |
| 2693 Lcovariant: | |
| 2694 //printf("\tcovaraint: 1\n"); | |
| 2695 return 1; | |
| 2696 | |
| 2697 Ldistinct: | |
| 2698 //printf("\tcovaraint: 0\n"); | |
| 2699 return 0; | |
| 2700 | |
| 2701 Lnotcovariant: | |
| 2702 //printf("\tcovaraint: 2\n"); | |
| 2703 return 2; | |
| 2704 } | |
| 2705 | |
| 2706 void TypeFunction::toDecoBuffer(OutBuffer *buf) | |
| 2707 { unsigned char mc; | |
| 2708 | |
| 2709 //printf("TypeFunction::toDecoBuffer() this = %p %s\n", this, toChars()); | |
| 2710 //static int nest; if (++nest == 50) *(char*)0=0; | |
| 2711 if (inuse) | |
| 2712 { inuse = 2; // flag error to caller | |
| 2713 return; | |
| 2714 } | |
| 2715 inuse++; | |
| 2716 switch (linkage) | |
| 2717 { | |
| 2718 case LINKd: mc = 'F'; break; | |
| 2719 case LINKc: mc = 'U'; break; | |
| 2720 case LINKwindows: mc = 'W'; break; | |
| 2721 case LINKpascal: mc = 'V'; break; | |
| 2722 case LINKcpp: mc = 'R'; break; | |
| 2723 default: | |
| 2724 assert(0); | |
| 2725 } | |
| 2726 buf->writeByte(mc); | |
| 2727 // Write argument types | |
| 2728 Argument::argsToDecoBuffer(buf, parameters); | |
| 2729 //if (buf->data[buf->offset - 1] == '@') halt(); | |
| 2730 buf->writeByte('Z' - varargs); // mark end of arg list | |
| 2731 next->toDecoBuffer(buf); | |
| 2732 inuse--; | |
| 2733 } | |
| 2734 | |
| 2735 void TypeFunction::toCBuffer(OutBuffer *buf, Identifier *ident, HdrGenState *hgs) | |
| 2736 { | |
| 2737 char *p = NULL; | |
| 2738 | |
| 2739 if (inuse) | |
| 2740 { inuse = 2; // flag error to caller | |
| 2741 return; | |
| 2742 } | |
| 2743 inuse++; | |
| 2744 if (next && (!ident || ident->toHChars2() == ident->toChars())) | |
| 2745 next->toCBuffer2(buf, hgs, 0); | |
| 2746 if (hgs->ddoc != 1) | |
| 2747 { | |
| 2748 switch (linkage) | |
| 2749 { | |
| 2750 case LINKd: p = NULL; break; | |
| 2751 case LINKc: p = "C "; break; | |
| 2752 case LINKwindows: p = "Windows "; break; | |
| 2753 case LINKpascal: p = "Pascal "; break; | |
| 2754 case LINKcpp: p = "C++ "; break; | |
| 2755 default: | |
| 2756 assert(0); | |
| 2757 } | |
| 2758 } | |
| 2759 | |
| 2760 if (!hgs->hdrgen && p) | |
| 2761 buf->writestring(p); | |
| 2762 if (ident) | |
| 2763 { buf->writeByte(' '); | |
| 2764 buf->writestring(ident->toHChars2()); | |
| 2765 } | |
| 2766 Argument::argsToCBuffer(buf, hgs, parameters, varargs); | |
| 2767 inuse--; | |
| 2768 } | |
| 2769 | |
| 2770 void TypeFunction::toCBuffer2(OutBuffer *buf, HdrGenState *hgs, int mod) | |
| 2771 { | |
| 2772 char *p = NULL; | |
| 2773 | |
| 2774 if (inuse) | |
| 2775 { inuse = 2; // flag error to caller | |
| 2776 return; | |
| 2777 } | |
| 2778 inuse++; | |
| 2779 if (next) | |
| 2780 next->toCBuffer2(buf, hgs, 0); | |
| 2781 if (hgs->ddoc != 1) | |
| 2782 { | |
| 2783 switch (linkage) | |
| 2784 { | |
| 2785 case LINKd: p = NULL; break; | |
| 2786 case LINKc: p = "C "; break; | |
| 2787 case LINKwindows: p = "Windows "; break; | |
| 2788 case LINKpascal: p = "Pascal "; break; | |
| 2789 case LINKcpp: p = "C++ "; break; | |
| 2790 default: | |
| 2791 assert(0); | |
| 2792 } | |
| 2793 } | |
| 2794 | |
| 2795 if (!hgs->hdrgen && p) | |
| 2796 buf->writestring(p); | |
| 2797 buf->writestring(" function"); | |
| 2798 Argument::argsToCBuffer(buf, hgs, parameters, varargs); | |
| 2799 inuse--; | |
| 2800 } | |
| 2801 | |
| 2802 Type *TypeFunction::semantic(Loc loc, Scope *sc) | |
| 2803 { | |
| 2804 if (deco) // if semantic() already run | |
| 2805 { | |
| 2806 //printf("already done\n"); | |
| 2807 return this; | |
| 2808 } | |
| 2809 //printf("TypeFunction::semantic() this = %p\n", this); | |
| 2810 | |
| 2811 TypeFunction *tf = (TypeFunction *)mem.malloc(sizeof(TypeFunction)); | |
| 2812 memcpy(tf, this, sizeof(TypeFunction)); | |
| 2813 if (parameters) | |
| 2814 { tf->parameters = (Arguments *)parameters->copy(); | |
| 2815 for (size_t i = 0; i < parameters->dim; i++) | |
| 2816 { Argument *arg = (Argument *)parameters->data[i]; | |
| 2817 Argument *cpy = (Argument *)mem.malloc(sizeof(Argument)); | |
| 2818 memcpy(cpy, arg, sizeof(Argument)); | |
| 2819 tf->parameters->data[i] = (void *)cpy; | |
| 2820 } | |
| 2821 } | |
| 2822 | |
| 2823 tf->linkage = sc->linkage; | |
| 2824 if (!tf->next) | |
| 2825 { | |
| 2826 assert(global.errors); | |
| 2827 tf->next = tvoid; | |
| 2828 } | |
| 2829 tf->next = tf->next->semantic(loc,sc); | |
| 2830 if (tf->next->toBasetype()->ty == Tsarray) | |
| 2831 { error(loc, "functions cannot return static array %s", tf->next->toChars()); | |
| 2832 tf->next = Type::terror; | |
| 2833 } | |
| 2834 if (tf->next->toBasetype()->ty == Tfunction) | |
| 2835 { error(loc, "functions cannot return a function"); | |
| 2836 tf->next = Type::terror; | |
| 2837 } | |
| 2838 if (tf->next->toBasetype()->ty == Ttuple) | |
| 2839 { error(loc, "functions cannot return a tuple"); | |
| 2840 tf->next = Type::terror; | |
| 2841 } | |
| 2842 if (tf->next->isauto() && !(sc->flags & SCOPEctor)) | |
| 2843 error(loc, "functions cannot return auto %s", tf->next->toChars()); | |
| 2844 | |
| 2845 if (tf->parameters) | |
| 2846 { size_t dim = Argument::dim(tf->parameters); | |
| 2847 | |
| 2848 for (size_t i = 0; i < dim; i++) | |
| 2849 { Argument *arg = Argument::getNth(tf->parameters, i); | |
| 2850 Type *t; | |
| 2851 | |
| 2852 tf->inuse++; | |
| 2853 arg->type = arg->type->semantic(loc,sc); | |
| 2854 if (tf->inuse == 1) tf->inuse--; | |
| 2855 t = arg->type->toBasetype(); | |
| 2856 | |
| 2857 if (arg->storageClass & (STCout | STCref | STClazy)) | |
| 2858 { | |
| 2859 if (t->ty == Tsarray) | |
| 2860 error(loc, "cannot have out or ref parameter of type %s", t->toChars()); | |
| 2861 } | |
| 2862 if (!(arg->storageClass & STClazy) && t->ty == Tvoid) | |
| 2863 error(loc, "cannot have parameter of type %s", arg->type->toChars()); | |
| 2864 | |
| 2865 if (arg->defaultArg) | |
| 2866 { | |
| 2867 arg->defaultArg = arg->defaultArg->semantic(sc); | |
| 2868 arg->defaultArg = resolveProperties(sc, arg->defaultArg); | |
| 2869 arg->defaultArg = arg->defaultArg->implicitCastTo(sc, arg->type); | |
| 2870 } | |
| 2871 | |
| 2872 /* If arg turns out to be a tuple, the number of parameters may | |
| 2873 * change. | |
| 2874 */ | |
| 2875 if (t->ty == Ttuple) | |
| 2876 { dim = Argument::dim(tf->parameters); | |
| 2877 i--; | |
| 2878 } | |
| 2879 } | |
| 2880 } | |
| 2881 tf->deco = tf->merge()->deco; | |
| 2882 | |
| 2883 if (tf->inuse) | |
| 2884 { error(loc, "recursive type"); | |
| 2885 tf->inuse = 0; | |
| 2886 return terror; | |
| 2887 } | |
| 2888 | |
| 2889 if (tf->varargs == 1 && tf->linkage != LINKd && Argument::dim(tf->parameters) == 0) | |
| 2890 error(loc, "variadic functions with non-D linkage must have at least one parameter"); | |
| 2891 | |
| 2892 /* Don't return merge(), because arg identifiers and default args | |
| 2893 * can be different | |
| 2894 * even though the types match | |
| 2895 */ | |
| 2896 return tf; | |
| 2897 } | |
| 2898 | |
| 2899 /******************************** | |
| 2900 * 'args' are being matched to function 'this' | |
| 2901 * Determine match level. | |
| 2902 * Returns: | |
| 2903 * MATCHxxxx | |
| 2904 */ | |
| 2905 | |
| 2906 int TypeFunction::callMatch(Expressions *args) | |
| 2907 { | |
| 2908 //printf("TypeFunction::callMatch()\n"); | |
| 2909 int match = MATCHexact; // assume exact match | |
| 2910 | |
| 2911 size_t nparams = Argument::dim(parameters); | |
| 2912 size_t nargs = args ? args->dim : 0; | |
| 2913 if (nparams == nargs) | |
| 2914 ; | |
| 2915 else if (nargs > nparams) | |
| 2916 { | |
| 2917 if (varargs == 0) | |
| 2918 goto Nomatch; // too many args; no match | |
| 2919 match = MATCHconvert; // match ... with a "conversion" match level | |
| 2920 } | |
| 2921 | |
| 2922 for (size_t u = 0; u < nparams; u++) | |
| 2923 { int m; | |
| 2924 Expression *arg; | |
| 2925 | |
| 2926 // BUG: what about out and ref? | |
| 2927 | |
| 2928 Argument *p = Argument::getNth(parameters, u); | |
| 2929 assert(p); | |
| 2930 if (u >= nargs) | |
| 2931 { | |
| 2932 if (p->defaultArg) | |
| 2933 continue; | |
| 2934 if (varargs == 2 && u + 1 == nparams) | |
| 2935 goto L1; | |
| 2936 goto Nomatch; // not enough arguments | |
| 2937 } | |
| 2938 arg = (Expression *)args->data[u]; | |
| 2939 assert(arg); | |
| 2940 if (p->storageClass & STClazy && p->type->ty == Tvoid && arg->type->ty != Tvoid) | |
| 2941 m = MATCHconvert; | |
| 2942 else | |
| 2943 m = arg->implicitConvTo(p->type); | |
| 2944 //printf("\tm = %d\n", m); | |
| 2945 if (m == MATCHnomatch) // if no match | |
| 2946 { | |
| 2947 L1: | |
| 2948 if (varargs == 2 && u + 1 == nparams) // if last varargs param | |
| 2949 { Type *tb = p->type->toBasetype(); | |
| 2950 TypeSArray *tsa; | |
| 2951 integer_t sz; | |
| 2952 | |
| 2953 switch (tb->ty) | |
| 2954 { | |
| 2955 case Tsarray: | |
| 2956 tsa = (TypeSArray *)tb; | |
| 2957 sz = tsa->dim->toInteger(); | |
| 2958 if (sz != nargs - u) | |
| 2959 goto Nomatch; | |
| 2960 case Tarray: | |
| 2961 for (; u < nargs; u++) | |
| 2962 { | |
| 2963 arg = (Expression *)args->data[u]; | |
| 2964 assert(arg); | |
| 2965 #if 1 | |
| 2966 /* If lazy array of delegates, | |
| 2967 * convert arg(s) to delegate(s) | |
| 2968 */ | |
| 2969 Type *tret = p->isLazyArray(); | |
| 2970 if (tret) | |
| 2971 { | |
| 2972 if (tb->next->equals(arg->type)) | |
| 2973 { m = MATCHexact; | |
| 2974 } | |
| 2975 else | |
| 2976 { | |
| 2977 m = arg->implicitConvTo(tret); | |
| 2978 if (m == MATCHnomatch) | |
| 2979 { | |
| 2980 if (tret->toBasetype()->ty == Tvoid) | |
| 2981 m = MATCHconvert; | |
| 2982 } | |
| 2983 } | |
| 2984 } | |
| 2985 else | |
| 2986 m = arg->implicitConvTo(tb->next); | |
| 2987 #else | |
| 2988 m = arg->implicitConvTo(tb->next); | |
| 2989 #endif | |
| 2990 if (m == 0) | |
| 2991 goto Nomatch; | |
| 2992 if (m < match) | |
| 2993 match = m; | |
| 2994 } | |
| 2995 goto Ldone; | |
| 2996 | |
| 2997 case Tclass: | |
| 2998 // Should see if there's a constructor match? | |
| 2999 // Or just leave it ambiguous? | |
| 3000 goto Ldone; | |
| 3001 | |
| 3002 default: | |
| 3003 goto Nomatch; | |
| 3004 } | |
| 3005 } | |
| 3006 goto Nomatch; | |
| 3007 } | |
| 3008 if (m < match) | |
| 3009 match = m; // pick worst match | |
| 3010 } | |
| 3011 | |
| 3012 Ldone: | |
| 3013 //printf("match = %d\n", match); | |
| 3014 return match; | |
| 3015 | |
| 3016 Nomatch: | |
| 3017 //printf("no match\n"); | |
| 3018 return MATCHnomatch; | |
| 3019 } | |
| 3020 | |
| 3021 Type *TypeFunction::reliesOnTident() | |
| 3022 { | |
| 3023 if (parameters) | |
| 3024 { | |
| 3025 for (size_t i = 0; i < parameters->dim; i++) | |
| 3026 { Argument *arg = (Argument *)parameters->data[i]; | |
| 3027 Type *t = arg->type->reliesOnTident(); | |
| 3028 if (t) | |
| 3029 return t; | |
| 3030 } | |
| 3031 } | |
| 3032 return next->reliesOnTident(); | |
| 3033 } | |
| 3034 | |
| 3035 /***************************** TypeDelegate *****************************/ | |
| 3036 | |
| 3037 TypeDelegate::TypeDelegate(Type *t) | |
| 3038 : Type(Tfunction, t) | |
| 3039 { | |
| 3040 ty = Tdelegate; | |
| 3041 } | |
| 3042 | |
| 3043 Type *TypeDelegate::syntaxCopy() | |
| 3044 { | |
| 3045 Type *t = next->syntaxCopy(); | |
| 3046 if (t == next) | |
| 3047 t = this; | |
| 3048 else | |
| 3049 t = new TypeDelegate(t); | |
| 3050 return t; | |
| 3051 } | |
| 3052 | |
| 3053 Type *TypeDelegate::semantic(Loc loc, Scope *sc) | |
| 3054 { | |
| 3055 if (deco) // if semantic() already run | |
| 3056 { | |
| 3057 //printf("already done\n"); | |
| 3058 return this; | |
| 3059 } | |
| 3060 next = next->semantic(loc,sc); | |
| 3061 return merge(); | |
| 3062 } | |
| 3063 | |
| 3064 d_uns64 TypeDelegate::size(Loc loc) | |
| 3065 { | |
| 3066 return PTRSIZE * 2; | |
| 3067 } | |
| 3068 | |
| 3069 void TypeDelegate::toCBuffer2(OutBuffer *buf, HdrGenState *hgs, int mod) | |
| 3070 { | |
| 3071 if (mod != this->mod) | |
| 3072 { toCBuffer3(buf, hgs, mod); | |
| 3073 return; | |
| 3074 } | |
| 3075 TypeFunction *tf = (TypeFunction *)next; | |
| 3076 | |
| 3077 tf->next->toCBuffer2(buf, hgs, 0); | |
| 3078 buf->writestring(" delegate"); | |
| 3079 Argument::argsToCBuffer(buf, hgs, tf->parameters, tf->varargs); | |
| 3080 } | |
| 3081 | |
| 3082 Expression *TypeDelegate::defaultInit(Loc loc) | |
| 3083 { | |
| 3084 #if LOGDEFAULTINIT | |
| 3085 printf("TypeDelegate::defaultInit() '%s'\n", toChars()); | |
| 3086 #endif | |
| 3087 Expression *e; | |
| 3088 e = new NullExp(loc); | |
| 3089 e->type = this; | |
| 3090 return e; | |
| 3091 } | |
| 3092 | |
| 3093 int TypeDelegate::isZeroInit() | |
| 3094 { | |
| 3095 return 1; | |
| 3096 } | |
| 3097 | |
| 3098 int TypeDelegate::checkBoolean() | |
| 3099 { | |
| 3100 return TRUE; | |
| 3101 } | |
| 3102 | |
| 3103 Expression *TypeDelegate::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 3104 { | |
| 3105 #if LOGDOTEXP | |
| 3106 printf("TypeDelegate::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars()); | |
| 3107 #endif | |
| 3108 if (ident == Id::ptr) | |
| 3109 { | |
| 3110 e->type = tvoidptr; | |
| 3111 return e; | |
| 3112 } | |
| 3113 else if (ident == Id::funcptr) | |
| 3114 { | |
| 3115 e = e->addressOf(sc); | |
| 3116 e->type = tvoidptr; | |
| 3117 e = new AddExp(e->loc, e, new IntegerExp(PTRSIZE)); | |
| 3118 e->type = tvoidptr; | |
| 3119 e = new PtrExp(e->loc, e); | |
| 3120 e->type = next->pointerTo(); | |
| 3121 return e; | |
| 3122 } | |
| 3123 else | |
| 3124 { | |
| 3125 e = Type::dotExp(sc, e, ident); | |
| 3126 } | |
| 3127 return e; | |
| 3128 } | |
| 3129 | |
| 3130 int TypeDelegate::hasPointers() | |
| 3131 { | |
| 3132 return TRUE; | |
| 3133 } | |
| 3134 | |
| 3135 | |
| 3136 | |
| 3137 /***************************** TypeQualified *****************************/ | |
| 3138 | |
| 3139 TypeQualified::TypeQualified(TY ty, Loc loc) | |
| 3140 : Type(ty, NULL) | |
| 3141 { | |
| 3142 this->loc = loc; | |
| 3143 } | |
| 3144 | |
| 3145 void TypeQualified::syntaxCopyHelper(TypeQualified *t) | |
| 3146 { | |
| 3147 //printf("TypeQualified::syntaxCopyHelper(%s) %s\n", t->toChars(), toChars()); | |
| 3148 idents.setDim(t->idents.dim); | |
| 3149 for (int i = 0; i < idents.dim; i++) | |
| 3150 { | |
| 3151 Identifier *id = (Identifier *)t->idents.data[i]; | |
| 3152 if (id->dyncast() == DYNCAST_DSYMBOL) | |
| 3153 { | |
| 3154 TemplateInstance *ti = (TemplateInstance *)id; | |
| 3155 | |
| 3156 ti = (TemplateInstance *)ti->syntaxCopy(NULL); | |
| 3157 id = (Identifier *)ti; | |
| 3158 } | |
| 3159 idents.data[i] = id; | |
| 3160 } | |
| 3161 } | |
| 3162 | |
| 3163 | |
| 3164 void TypeQualified::addIdent(Identifier *ident) | |
| 3165 { | |
| 3166 idents.push(ident); | |
| 3167 } | |
| 3168 | |
| 3169 void TypeQualified::toCBuffer2Helper(OutBuffer *buf, HdrGenState *hgs) | |
| 3170 { | |
| 3171 int i; | |
| 3172 | |
| 3173 for (i = 0; i < idents.dim; i++) | |
| 3174 { Identifier *id = (Identifier *)idents.data[i]; | |
| 3175 | |
| 3176 buf->writeByte('.'); | |
| 3177 | |
| 3178 if (id->dyncast() == DYNCAST_DSYMBOL) | |
| 3179 { | |
| 3180 TemplateInstance *ti = (TemplateInstance *)id; | |
| 3181 ti->toCBuffer(buf, hgs); | |
| 3182 } | |
| 3183 else | |
| 3184 buf->writestring(id->toChars()); | |
| 3185 } | |
| 3186 } | |
| 3187 | |
| 3188 d_uns64 TypeQualified::size(Loc loc) | |
| 3189 { | |
| 3190 error(this->loc, "size of type %s is not known", toChars()); | |
| 3191 return 1; | |
| 3192 } | |
| 3193 | |
| 3194 /************************************* | |
| 3195 * Takes an array of Identifiers and figures out if | |
| 3196 * it represents a Type or an Expression. | |
| 3197 * Output: | |
| 3198 * if expression, *pe is set | |
| 3199 * if type, *pt is set | |
| 3200 */ | |
| 3201 | |
| 3202 void TypeQualified::resolveHelper(Loc loc, Scope *sc, | |
| 3203 Dsymbol *s, Dsymbol *scopesym, | |
| 3204 Expression **pe, Type **pt, Dsymbol **ps) | |
| 3205 { | |
| 3206 Identifier *id = NULL; | |
| 3207 int i; | |
| 3208 VarDeclaration *v; | |
| 3209 EnumMember *em; | |
| 3210 TupleDeclaration *td; | |
| 3211 Type *t; | |
| 3212 Expression *e; | |
| 3213 | |
| 3214 #if 0 | |
| 3215 printf("TypeQualified::resolveHelper(sc = %p, idents = '%s')\n", sc, toChars()); | |
| 3216 if (scopesym) | |
| 3217 printf("\tscopesym = '%s'\n", scopesym->toChars()); | |
| 3218 #endif | |
| 3219 *pe = NULL; | |
| 3220 *pt = NULL; | |
| 3221 *ps = NULL; | |
| 3222 if (s) | |
| 3223 { | |
| 3224 //printf("\t1: s = '%s' %p, kind = '%s'\n",s->toChars(), s, s->kind()); | |
| 336 | 3225 s->checkDeprecated(loc, sc); // check for deprecated aliases |
| 159 | 3226 s = s->toAlias(); |
| 3227 //printf("\t2: s = '%s' %p, kind = '%s'\n",s->toChars(), s, s->kind()); | |
| 3228 for (i = 0; i < idents.dim; i++) | |
| 3229 { Dsymbol *sm; | |
| 3230 | |
| 3231 id = (Identifier *)idents.data[i]; | |
| 3232 sm = s->searchX(loc, sc, id); | |
| 3233 //printf("\t3: s = '%s' %p, kind = '%s'\n",s->toChars(), s, s->kind()); | |
| 3234 //printf("getType = '%s'\n", s->getType()->toChars()); | |
| 3235 if (!sm) | |
| 3236 { | |
| 3237 v = s->isVarDeclaration(); | |
| 3238 if (v && id == Id::length) | |
| 3239 { | |
| 3240 if (v->isConst() && v->getExpInitializer()) | |
| 3241 { e = v->getExpInitializer()->exp; | |
| 3242 } | |
| 3243 else | |
| 3244 e = new VarExp(loc, v); | |
| 3245 t = e->type; | |
| 3246 if (!t) | |
| 3247 goto Lerror; | |
| 3248 goto L3; | |
| 3249 } | |
| 3250 t = s->getType(); | |
| 3251 if (!t && s->isDeclaration()) | |
| 3252 t = s->isDeclaration()->type; | |
| 3253 if (t) | |
| 3254 { | |
| 3255 sm = t->toDsymbol(sc); | |
| 3256 if (sm) | |
| 3257 { sm = sm->search(loc, id, 0); | |
| 3258 if (sm) | |
| 3259 goto L2; | |
| 3260 } | |
| 3261 //e = t->getProperty(loc, id); | |
| 3262 e = new TypeExp(loc, t); | |
| 3263 e = t->dotExp(sc, e, id); | |
| 3264 i++; | |
| 3265 L3: | |
| 3266 for (; i < idents.dim; i++) | |
| 3267 { | |
| 3268 id = (Identifier *)idents.data[i]; | |
| 3269 //printf("e: '%s', id: '%s', type = %p\n", e->toChars(), id->toChars(), e->type); | |
| 3270 e = e->type->dotExp(sc, e, id); | |
| 3271 } | |
| 3272 *pe = e; | |
| 3273 } | |
| 3274 else | |
| 3275 Lerror: | |
| 3276 error(loc, "identifier '%s' of '%s' is not defined", id->toChars(), toChars()); | |
| 3277 return; | |
| 3278 } | |
| 3279 L2: | |
| 3280 s = sm->toAlias(); | |
| 3281 } | |
| 3282 | |
| 3283 v = s->isVarDeclaration(); | |
| 3284 if (v) | |
| 3285 { | |
| 3286 // It's not a type, it's an expression | |
| 3287 if (v->isConst() && v->getExpInitializer()) | |
| 3288 { | |
| 3289 ExpInitializer *ei = v->getExpInitializer(); | |
| 3290 assert(ei); | |
| 3291 *pe = ei->exp->copy(); // make copy so we can change loc | |
| 3292 (*pe)->loc = loc; | |
| 3293 } | |
| 3294 else | |
| 3295 { | |
| 3296 #if 0 | |
| 3297 WithScopeSymbol *withsym; | |
| 3298 if (scopesym && (withsym = scopesym->isWithScopeSymbol()) != NULL) | |
| 3299 { | |
| 3300 // Same as wthis.ident | |
| 3301 e = new VarExp(loc, withsym->withstate->wthis); | |
| 3302 e = new DotIdExp(loc, e, ident); | |
| 3303 //assert(0); // BUG: should handle this | |
| 3304 } | |
| 3305 else | |
| 3306 #endif | |
| 3307 *pe = new VarExp(loc, v); | |
| 3308 } | |
| 3309 return; | |
| 3310 } | |
| 3311 em = s->isEnumMember(); | |
| 3312 if (em) | |
| 3313 { | |
| 3314 // It's not a type, it's an expression | |
| 3315 *pe = em->value->copy(); | |
| 3316 return; | |
| 3317 } | |
| 3318 | |
| 3319 L1: | |
| 3320 t = s->getType(); | |
| 3321 if (!t) | |
| 3322 { | |
| 3323 // If the symbol is an import, try looking inside the import | |
| 3324 Import *si; | |
| 3325 | |
| 3326 si = s->isImport(); | |
| 3327 if (si) | |
| 3328 { | |
| 3329 s = si->search(loc, s->ident, 0); | |
| 3330 if (s && s != si) | |
| 3331 goto L1; | |
| 3332 s = si; | |
| 3333 } | |
| 3334 *ps = s; | |
| 3335 return; | |
| 3336 } | |
| 3337 if (t->ty == Tinstance && t != this && !t->deco) | |
| 3338 { error(loc, "forward reference to '%s'", t->toChars()); | |
| 3339 return; | |
| 3340 } | |
| 3341 | |
| 3342 if (t != this) | |
| 3343 { | |
| 3344 if (t->reliesOnTident()) | |
| 3345 { | |
| 3346 Scope *scx; | |
| 3347 | |
| 3348 for (scx = sc; 1; scx = scx->enclosing) | |
| 3349 { | |
| 3350 if (!scx) | |
| 3351 { error(loc, "forward reference to '%s'", t->toChars()); | |
| 3352 return; | |
| 3353 } | |
| 3354 if (scx->scopesym == scopesym) | |
| 3355 break; | |
| 3356 } | |
| 3357 t = t->semantic(loc, scx); | |
| 3358 //((TypeIdentifier *)t)->resolve(loc, scx, pe, &t, ps); | |
| 3359 } | |
| 3360 } | |
| 3361 if (t->ty == Ttuple) | |
| 3362 *pt = t; | |
| 3363 else | |
| 3364 *pt = t->merge(); | |
| 3365 } | |
| 3366 if (!s) | |
| 3367 { | |
| 3368 error(loc, "identifier '%s' is not defined", toChars()); | |
| 3369 } | |
| 3370 } | |
| 3371 | |
| 3372 /***************************** TypeIdentifier *****************************/ | |
| 3373 | |
| 3374 TypeIdentifier::TypeIdentifier(Loc loc, Identifier *ident) | |
| 3375 : TypeQualified(Tident, loc) | |
| 3376 { | |
| 3377 this->ident = ident; | |
| 3378 } | |
| 3379 | |
| 3380 | |
| 3381 Type *TypeIdentifier::syntaxCopy() | |
| 3382 { | |
| 3383 TypeIdentifier *t; | |
| 3384 | |
| 3385 t = new TypeIdentifier(loc, ident); | |
| 3386 t->syntaxCopyHelper(this); | |
| 3387 return t; | |
| 3388 } | |
| 3389 | |
| 3390 void TypeIdentifier::toDecoBuffer(OutBuffer *buf) | |
| 3391 { unsigned len; | |
| 3392 char *name; | |
| 3393 | |
| 3394 name = ident->toChars(); | |
| 3395 len = strlen(name); | |
| 3396 buf->printf("%c%d%s", mangleChar[ty], len, name); | |
| 3397 //buf->printf("%c%s", mangleChar[ty], name); | |
| 3398 } | |
| 3399 | |
| 3400 void TypeIdentifier::toCBuffer2(OutBuffer *buf, HdrGenState *hgs, int mod) | |
| 3401 { | |
| 3402 if (mod != this->mod) | |
| 3403 { toCBuffer3(buf, hgs, mod); | |
| 3404 return; | |
| 3405 } | |
| 3406 buf->writestring(this->ident->toChars()); | |
| 3407 toCBuffer2Helper(buf, hgs); | |
| 3408 } | |
| 3409 | |
| 3410 /************************************* | |
| 3411 * Takes an array of Identifiers and figures out if | |
| 3412 * it represents a Type or an Expression. | |
| 3413 * Output: | |
| 3414 * if expression, *pe is set | |
| 3415 * if type, *pt is set | |
| 3416 */ | |
| 3417 | |
| 3418 void TypeIdentifier::resolve(Loc loc, Scope *sc, Expression **pe, Type **pt, Dsymbol **ps) | |
| 3419 { Dsymbol *s; | |
| 3420 Dsymbol *scopesym; | |
| 3421 | |
| 3422 //printf("TypeIdentifier::resolve(sc = %p, idents = '%s')\n", sc, toChars()); | |
| 3423 s = sc->search(loc, ident, &scopesym); | |
| 3424 resolveHelper(loc, sc, s, scopesym, pe, pt, ps); | |
| 3425 } | |
| 3426 | |
| 3427 /***************************************** | |
| 3428 * See if type resolves to a symbol, if so, | |
| 3429 * return that symbol. | |
| 3430 */ | |
| 3431 | |
| 3432 Dsymbol *TypeIdentifier::toDsymbol(Scope *sc) | |
| 3433 { | |
| 3434 //printf("TypeIdentifier::toDsymbol('%s')\n", toChars()); | |
| 3435 if (!sc) | |
| 3436 return NULL; | |
| 3437 //printf("ident = '%s'\n", ident->toChars()); | |
| 3438 | |
| 3439 Dsymbol *scopesym; | |
| 3440 Dsymbol *s = sc->search(loc, ident, &scopesym); | |
| 3441 if (s) | |
| 3442 { | |
| 3443 for (int i = 0; i < idents.dim; i++) | |
| 3444 { | |
| 3445 Identifier *id = (Identifier *)idents.data[i]; | |
| 3446 s = s->searchX(loc, sc, id); | |
| 3447 if (!s) // failed to find a symbol | |
| 3448 { //printf("\tdidn't find a symbol\n"); | |
| 3449 break; | |
| 3450 } | |
| 3451 } | |
| 3452 } | |
| 3453 return s; | |
| 3454 } | |
| 3455 | |
| 3456 Type *TypeIdentifier::semantic(Loc loc, Scope *sc) | |
| 3457 { | |
| 3458 Type *t; | |
| 3459 Expression *e; | |
| 3460 Dsymbol *s; | |
| 3461 | |
| 3462 //printf("TypeIdentifier::semantic(%s)\n", toChars()); | |
| 3463 resolve(loc, sc, &e, &t, &s); | |
| 3464 if (t) | |
| 3465 { | |
| 3466 //printf("\tit's a type %d, %s, %s\n", t->ty, t->toChars(), t->deco); | |
| 3467 | |
| 3468 if (t->ty == Ttypedef) | |
| 3469 { TypeTypedef *tt = (TypeTypedef *)t; | |
| 3470 | |
| 3471 if (tt->sym->sem == 1) | |
| 3472 error(loc, "circular reference of typedef %s", tt->toChars()); | |
| 3473 } | |
| 3474 } | |
| 3475 else | |
| 3476 { | |
| 3477 #ifdef DEBUG | |
| 3478 if (!global.gag) | |
| 3479 printf("1: "); | |
| 3480 #endif | |
| 3481 if (s) | |
| 3482 { | |
| 3483 s->error(loc, "is used as a type"); | |
| 3484 } | |
| 3485 else | |
| 3486 error(loc, "%s is used as a type", toChars()); | |
| 3487 t = tvoid; | |
| 3488 } | |
| 3489 //t->print(); | |
| 3490 return t; | |
| 3491 } | |
| 3492 | |
| 3493 Type *TypeIdentifier::reliesOnTident() | |
| 3494 { | |
| 3495 return this; | |
| 3496 } | |
| 3497 | |
| 3498 Expression *TypeIdentifier::toExpression() | |
| 3499 { | |
| 3500 Expression *e = new IdentifierExp(loc, ident); | |
| 3501 for (int i = 0; i < idents.dim; i++) | |
| 3502 { | |
| 3503 Identifier *id = (Identifier *)idents.data[i]; | |
| 3504 e = new DotIdExp(loc, e, id); | |
| 3505 } | |
| 3506 | |
| 3507 return e; | |
| 3508 } | |
| 3509 | |
| 3510 /***************************** TypeInstance *****************************/ | |
| 3511 | |
| 3512 TypeInstance::TypeInstance(Loc loc, TemplateInstance *tempinst) | |
| 3513 : TypeQualified(Tinstance, loc) | |
| 3514 { | |
| 3515 this->tempinst = tempinst; | |
| 3516 } | |
| 3517 | |
| 3518 Type *TypeInstance::syntaxCopy() | |
| 3519 { | |
| 3520 //printf("TypeInstance::syntaxCopy() %s, %d\n", toChars(), idents.dim); | |
| 3521 TypeInstance *t; | |
| 3522 | |
| 3523 t = new TypeInstance(loc, (TemplateInstance *)tempinst->syntaxCopy(NULL)); | |
| 3524 t->syntaxCopyHelper(this); | |
| 3525 return t; | |
| 3526 } | |
| 3527 | |
| 3528 | |
| 3529 void TypeInstance::toCBuffer2(OutBuffer *buf, HdrGenState *hgs, int mod) | |
| 3530 { | |
| 3531 if (mod != this->mod) | |
| 3532 { toCBuffer3(buf, hgs, mod); | |
| 3533 return; | |
| 3534 } | |
| 3535 tempinst->toCBuffer(buf, hgs); | |
| 3536 toCBuffer2Helper(buf, hgs); | |
| 3537 } | |
| 3538 | |
| 3539 void TypeInstance::resolve(Loc loc, Scope *sc, Expression **pe, Type **pt, Dsymbol **ps) | |
| 3540 { | |
| 3541 // Note close similarity to TypeIdentifier::resolve() | |
| 3542 | |
| 3543 Dsymbol *s; | |
| 3544 | |
| 3545 *pe = NULL; | |
| 3546 *pt = NULL; | |
| 3547 *ps = NULL; | |
| 3548 | |
| 3549 #if 0 | |
| 3550 if (!idents.dim) | |
| 3551 { | |
| 3552 error(loc, "template instance '%s' has no identifier", toChars()); | |
| 3553 return; | |
| 3554 } | |
| 3555 #endif | |
| 3556 //id = (Identifier *)idents.data[0]; | |
| 3557 //printf("TypeInstance::resolve(sc = %p, idents = '%s')\n", sc, id->toChars()); | |
| 3558 s = tempinst; | |
| 3559 if (s) | |
| 3560 s->semantic(sc); | |
| 3561 resolveHelper(loc, sc, s, NULL, pe, pt, ps); | |
| 3562 //printf("pt = '%s'\n", (*pt)->toChars()); | |
| 3563 } | |
| 3564 | |
| 3565 Type *TypeInstance::semantic(Loc loc, Scope *sc) | |
| 3566 { | |
| 3567 Type *t; | |
| 3568 Expression *e; | |
| 3569 Dsymbol *s; | |
| 3570 | |
| 3571 //printf("TypeInstance::semantic(%s)\n", toChars()); | |
| 3572 | |
| 3573 if (sc->parameterSpecialization) | |
| 3574 { | |
| 3575 unsigned errors = global.errors; | |
| 3576 global.gag++; | |
| 3577 | |
| 3578 resolve(loc, sc, &e, &t, &s); | |
| 3579 | |
| 3580 global.gag--; | |
| 3581 if (errors != global.errors) | |
| 3582 { if (global.gag == 0) | |
| 3583 global.errors = errors; | |
| 3584 return this; | |
| 3585 } | |
| 3586 } | |
| 3587 else | |
| 3588 resolve(loc, sc, &e, &t, &s); | |
| 3589 | |
| 3590 if (!t) | |
| 3591 { | |
| 3592 #ifdef DEBUG | |
| 3593 printf("2: "); | |
| 3594 #endif | |
| 3595 error(loc, "%s is used as a type", toChars()); | |
| 3596 t = tvoid; | |
| 3597 } | |
| 3598 return t; | |
| 3599 } | |
| 3600 | |
| 3601 | |
| 3602 /***************************** TypeTypeof *****************************/ | |
| 3603 | |
| 3604 TypeTypeof::TypeTypeof(Loc loc, Expression *exp) | |
| 3605 : TypeQualified(Ttypeof, loc) | |
| 3606 { | |
| 3607 this->exp = exp; | |
| 3608 } | |
| 3609 | |
| 3610 Type *TypeTypeof::syntaxCopy() | |
| 3611 { | |
| 3612 TypeTypeof *t; | |
| 3613 | |
| 3614 t = new TypeTypeof(loc, exp->syntaxCopy()); | |
| 3615 t->syntaxCopyHelper(this); | |
| 3616 return t; | |
| 3617 } | |
| 3618 | |
| 3619 Dsymbol *TypeTypeof::toDsymbol(Scope *sc) | |
| 3620 { | |
| 3621 Type *t; | |
| 3622 | |
| 336 | 3623 t = semantic(loc, sc); |
| 159 | 3624 if (t == this) |
| 3625 return NULL; | |
| 3626 return t->toDsymbol(sc); | |
| 3627 } | |
| 3628 | |
| 3629 void TypeTypeof::toCBuffer2(OutBuffer *buf, HdrGenState *hgs, int mod) | |
| 3630 { | |
| 3631 if (mod != this->mod) | |
| 3632 { toCBuffer3(buf, hgs, mod); | |
| 3633 return; | |
| 3634 } | |
| 3635 buf->writestring("typeof("); | |
| 3636 exp->toCBuffer(buf, hgs); | |
| 3637 buf->writeByte(')'); | |
| 3638 toCBuffer2Helper(buf, hgs); | |
| 3639 } | |
| 3640 | |
| 3641 Type *TypeTypeof::semantic(Loc loc, Scope *sc) | |
| 3642 { Expression *e; | |
| 3643 Type *t; | |
| 3644 | |
| 3645 //printf("TypeTypeof::semantic() %p\n", this); | |
| 3646 | |
| 3647 //static int nest; if (++nest == 50) *(char*)0=0; | |
| 3648 | |
| 3649 #if 0 | |
| 3650 /* Special case for typeof(this) and typeof(super) since both | |
| 3651 * should work even if they are not inside a non-static member function | |
| 3652 */ | |
| 3653 if (exp->op == TOKthis || exp->op == TOKsuper) | |
| 3654 { | |
| 3655 // Find enclosing struct or class | |
| 3656 for (Dsymbol *s = sc->parent; 1; s = s->parent) | |
| 3657 { | |
| 3658 ClassDeclaration *cd; | |
| 3659 StructDeclaration *sd; | |
| 3660 | |
| 3661 if (!s) | |
| 3662 { | |
| 3663 error(loc, "%s is not in a struct or class scope", exp->toChars()); | |
| 3664 goto Lerr; | |
| 3665 } | |
| 3666 cd = s->isClassDeclaration(); | |
| 3667 if (cd) | |
| 3668 { | |
| 3669 if (exp->op == TOKsuper) | |
| 3670 { | |
| 3671 cd = cd->baseClass; | |
| 3672 if (!cd) | |
| 3673 { error(loc, "class %s has no 'super'", s->toChars()); | |
| 3674 goto Lerr; | |
| 3675 } | |
| 3676 } | |
| 3677 t = cd->type; | |
| 3678 break; | |
| 3679 } | |
| 3680 sd = s->isStructDeclaration(); | |
| 3681 if (sd) | |
| 3682 { | |
| 3683 if (exp->op == TOKsuper) | |
| 3684 { | |
| 3685 error(loc, "struct %s has no 'super'", sd->toChars()); | |
| 3686 goto Lerr; | |
| 3687 } | |
| 3688 t = sd->type->pointerTo(); | |
| 3689 break; | |
| 3690 } | |
| 3691 } | |
| 3692 } | |
| 3693 else | |
| 3694 #endif | |
| 3695 { | |
| 3696 sc->intypeof++; | |
| 3697 exp = exp->semantic(sc); | |
| 3698 sc->intypeof--; | |
| 336 | 3699 if (exp->op == TOKtype) |
| 3700 { | |
| 3701 error(loc, "argument %s to typeof is not an expression", exp->toChars()); | |
| 3702 } | |
| 159 | 3703 t = exp->type; |
| 3704 if (!t) | |
| 3705 { | |
| 3706 error(loc, "expression (%s) has no type", exp->toChars()); | |
| 3707 goto Lerr; | |
| 3708 } | |
| 3709 } | |
| 3710 | |
| 3711 if (idents.dim) | |
| 3712 { | |
| 3713 Dsymbol *s = t->toDsymbol(sc); | |
| 3714 for (size_t i = 0; i < idents.dim; i++) | |
| 3715 { | |
| 3716 if (!s) | |
| 3717 break; | |
| 3718 Identifier *id = (Identifier *)idents.data[i]; | |
| 3719 s = s->searchX(loc, sc, id); | |
| 3720 } | |
| 3721 if (s) | |
| 3722 { | |
| 3723 t = s->getType(); | |
| 3724 if (!t) | |
| 3725 { error(loc, "%s is not a type", s->toChars()); | |
| 3726 goto Lerr; | |
| 3727 } | |
| 3728 } | |
| 3729 else | |
| 3730 { error(loc, "cannot resolve .property for %s", toChars()); | |
| 3731 goto Lerr; | |
| 3732 } | |
| 3733 } | |
| 3734 return t; | |
| 3735 | |
| 3736 Lerr: | |
| 3737 return tvoid; | |
| 3738 } | |
| 3739 | |
| 3740 d_uns64 TypeTypeof::size(Loc loc) | |
| 3741 { | |
| 3742 if (exp->type) | |
| 3743 return exp->type->size(loc); | |
| 3744 else | |
| 3745 return TypeQualified::size(loc); | |
| 3746 } | |
| 3747 | |
| 3748 | |
| 3749 | |
| 3750 /***************************** TypeEnum *****************************/ | |
| 3751 | |
| 3752 TypeEnum::TypeEnum(EnumDeclaration *sym) | |
| 3753 : Type(Tenum, NULL) | |
| 3754 { | |
| 3755 this->sym = sym; | |
| 3756 } | |
| 3757 | |
| 3758 char *TypeEnum::toChars() | |
| 3759 { | |
| 3760 return sym->toChars(); | |
| 3761 } | |
| 3762 | |
| 3763 Type *TypeEnum::semantic(Loc loc, Scope *sc) | |
| 3764 { | |
| 3765 sym->semantic(sc); | |
| 3766 return merge(); | |
| 3767 } | |
| 3768 | |
| 3769 d_uns64 TypeEnum::size(Loc loc) | |
| 3770 { | |
| 3771 if (!sym->memtype) | |
| 3772 { | |
| 3773 error(loc, "enum %s is forward referenced", sym->toChars()); | |
| 3774 return 4; | |
| 3775 } | |
| 3776 return sym->memtype->size(loc); | |
| 3777 } | |
| 3778 | |
| 3779 unsigned TypeEnum::alignsize() | |
| 3780 { | |
| 3781 if (!sym->memtype) | |
| 3782 { | |
| 3783 #ifdef DEBUG | |
| 3784 printf("1: "); | |
| 3785 #endif | |
| 3786 error(0, "enum %s is forward referenced", sym->toChars()); | |
| 3787 return 4; | |
| 3788 } | |
| 3789 return sym->memtype->alignsize(); | |
| 3790 } | |
| 3791 | |
| 3792 Dsymbol *TypeEnum::toDsymbol(Scope *sc) | |
| 3793 { | |
| 3794 return sym; | |
| 3795 } | |
| 3796 | |
| 3797 Type *TypeEnum::toBasetype() | |
| 3798 { | |
| 3799 if (!sym->memtype) | |
| 3800 { | |
| 3801 #ifdef DEBUG | |
| 3802 printf("2: "); | |
| 3803 #endif | |
| 3804 error(sym->loc, "enum %s is forward referenced", sym->toChars()); | |
| 3805 return tint32; | |
| 3806 } | |
| 3807 return sym->memtype->toBasetype(); | |
| 3808 } | |
| 3809 | |
| 3810 void TypeEnum::toDecoBuffer(OutBuffer *buf) | |
| 3811 { char *name; | |
| 3812 | |
| 3813 name = sym->mangle(); | |
| 3814 // if (name[0] == '_' && name[1] == 'D') | |
| 3815 // name += 2; | |
| 3816 buf->printf("%c%s", mangleChar[ty], name); | |
| 3817 } | |
| 3818 | |
| 3819 void TypeEnum::toCBuffer2(OutBuffer *buf, HdrGenState *hgs, int mod) | |
| 3820 { | |
| 3821 if (mod != this->mod) | |
| 3822 { toCBuffer3(buf, hgs, mod); | |
| 3823 return; | |
| 3824 } | |
| 3825 buf->writestring(sym->toChars()); | |
| 3826 } | |
| 3827 | |
| 3828 Expression *TypeEnum::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 3829 { | |
| 3830 EnumMember *m; | |
| 3831 Dsymbol *s; | |
| 3832 Expression *em; | |
| 3833 | |
| 3834 #if LOGDOTEXP | |
| 3835 printf("TypeEnum::dotExp(e = '%s', ident = '%s') '%s'\n", e->toChars(), ident->toChars(), toChars()); | |
| 3836 #endif | |
| 3837 if (!sym->symtab) | |
| 3838 goto Lfwd; | |
| 3839 s = sym->symtab->lookup(ident); | |
| 3840 if (!s) | |
| 3841 { | |
| 3842 return getProperty(e->loc, ident); | |
| 3843 } | |
| 3844 m = s->isEnumMember(); | |
| 3845 em = m->value->copy(); | |
| 3846 em->loc = e->loc; | |
| 3847 return em; | |
| 3848 | |
| 3849 Lfwd: | |
| 3850 error(e->loc, "forward reference of %s.%s", toChars(), ident->toChars()); | |
| 3851 return new IntegerExp(0, 0, this); | |
| 3852 } | |
| 3853 | |
| 3854 Expression *TypeEnum::getProperty(Loc loc, Identifier *ident) | |
| 3855 { Expression *e; | |
| 3856 | |
| 3857 if (ident == Id::max) | |
| 3858 { | |
| 3859 if (!sym->symtab) | |
| 3860 goto Lfwd; | |
| 3861 e = new IntegerExp(0, sym->maxval, this); | |
| 3862 } | |
| 3863 else if (ident == Id::min) | |
| 3864 { | |
| 3865 if (!sym->symtab) | |
| 3866 goto Lfwd; | |
| 3867 e = new IntegerExp(0, sym->minval, this); | |
| 3868 } | |
| 3869 else if (ident == Id::init) | |
| 3870 { | |
| 3871 if (!sym->symtab) | |
| 3872 goto Lfwd; | |
| 3873 e = defaultInit(loc); | |
| 3874 } | |
| 3875 else | |
| 3876 { | |
| 3877 if (!sym->memtype) | |
| 3878 goto Lfwd; | |
| 3879 e = sym->memtype->getProperty(loc, ident); | |
| 3880 } | |
| 3881 return e; | |
| 3882 | |
| 3883 Lfwd: | |
| 3884 error(loc, "forward reference of %s.%s", toChars(), ident->toChars()); | |
| 3885 return new IntegerExp(0, 0, this); | |
| 3886 } | |
| 3887 | |
| 3888 int TypeEnum::isintegral() | |
| 3889 { | |
| 3890 return 1; | |
| 3891 } | |
| 3892 | |
| 3893 int TypeEnum::isfloating() | |
| 3894 { | |
| 3895 return 0; | |
| 3896 } | |
| 3897 | |
| 3898 int TypeEnum::isunsigned() | |
| 3899 { | |
| 3900 return sym->memtype->isunsigned(); | |
| 3901 } | |
| 3902 | |
| 3903 int TypeEnum::isscalar() | |
| 3904 { | |
| 3905 return 1; | |
| 3906 //return sym->memtype->isscalar(); | |
| 3907 } | |
| 3908 | |
| 3909 MATCH TypeEnum::implicitConvTo(Type *to) | |
| 3910 { MATCH m; | |
| 3911 | |
| 3912 //printf("TypeEnum::implicitConvTo()\n"); | |
| 3913 if (this->equals(to)) | |
| 3914 m = MATCHexact; // exact match | |
| 3915 else if (sym->memtype->implicitConvTo(to)) | |
| 3916 m = MATCHconvert; // match with conversions | |
| 3917 else | |
| 3918 m = MATCHnomatch; // no match | |
| 3919 return m; | |
| 3920 } | |
| 3921 | |
| 3922 Expression *TypeEnum::defaultInit(Loc loc) | |
| 3923 { | |
| 3924 #if LOGDEFAULTINIT | |
| 3925 printf("TypeEnum::defaultInit() '%s'\n", toChars()); | |
| 3926 #endif | |
| 3927 // Initialize to first member of enum | |
| 3928 Expression *e; | |
| 3929 e = new IntegerExp(loc, sym->defaultval, this); | |
| 3930 return e; | |
| 3931 } | |
| 3932 | |
| 3933 int TypeEnum::isZeroInit() | |
| 3934 { | |
| 3935 return (sym->defaultval == 0); | |
| 3936 } | |
| 3937 | |
| 3938 int TypeEnum::hasPointers() | |
| 3939 { | |
| 3940 return toBasetype()->hasPointers(); | |
| 3941 } | |
| 3942 | |
| 3943 /***************************** TypeTypedef *****************************/ | |
| 3944 | |
| 3945 TypeTypedef::TypeTypedef(TypedefDeclaration *sym) | |
| 3946 : Type(Ttypedef, NULL) | |
| 3947 { | |
| 3948 this->sym = sym; | |
| 3949 } | |
| 3950 | |
| 3951 Type *TypeTypedef::syntaxCopy() | |
| 3952 { | |
| 3953 return this; | |
| 3954 } | |
| 3955 | |
| 3956 char *TypeTypedef::toChars() | |
| 3957 { | |
| 3958 return sym->toChars(); | |
| 3959 } | |
| 3960 | |
| 3961 Type *TypeTypedef::semantic(Loc loc, Scope *sc) | |
| 3962 { | |
| 3963 //printf("TypeTypedef::semantic(%s), sem = %d\n", toChars(), sym->sem); | |
| 3964 sym->semantic(sc); | |
| 3965 return merge(); | |
| 3966 } | |
| 3967 | |
| 3968 d_uns64 TypeTypedef::size(Loc loc) | |
| 3969 { | |
| 3970 return sym->basetype->size(loc); | |
| 3971 } | |
| 3972 | |
| 3973 unsigned TypeTypedef::alignsize() | |
| 3974 { | |
| 3975 return sym->basetype->alignsize(); | |
| 3976 } | |
| 3977 | |
| 3978 Dsymbol *TypeTypedef::toDsymbol(Scope *sc) | |
| 3979 { | |
| 3980 return sym; | |
| 3981 } | |
| 3982 | |
| 3983 void TypeTypedef::toDecoBuffer(OutBuffer *buf) | |
| 3984 { unsigned len; | |
| 3985 char *name; | |
| 3986 | |
| 3987 name = sym->mangle(); | |
| 3988 // if (name[0] == '_' && name[1] == 'D') | |
| 3989 // name += 2; | |
| 3990 //len = strlen(name); | |
| 3991 //buf->printf("%c%d%s", mangleChar[ty], len, name); | |
| 3992 buf->printf("%c%s", mangleChar[ty], name); | |
| 3993 } | |
| 3994 | |
| 3995 void TypeTypedef::toCBuffer2(OutBuffer *buf, HdrGenState *hgs, int mod) | |
| 3996 { | |
| 3997 //printf("TypeTypedef::toCBuffer2() '%s'\n", sym->toChars()); | |
| 3998 if (mod != this->mod) | |
| 3999 { toCBuffer3(buf, hgs, mod); | |
| 4000 return; | |
| 4001 } | |
| 4002 buf->writestring(sym->toChars()); | |
| 4003 } | |
| 4004 | |
| 4005 Expression *TypeTypedef::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 4006 { | |
| 4007 #if LOGDOTEXP | |
| 4008 printf("TypeTypedef::dotExp(e = '%s', ident = '%s') '%s'\n", e->toChars(), ident->toChars(), toChars()); | |
| 4009 #endif | |
| 4010 if (ident == Id::init) | |
| 4011 { | |
| 4012 return Type::dotExp(sc, e, ident); | |
| 4013 } | |
| 4014 return sym->basetype->dotExp(sc, e, ident); | |
| 4015 } | |
| 4016 | |
| 4017 Expression *TypeTypedef::getProperty(Loc loc, Identifier *ident) | |
| 4018 { | |
| 4019 if (ident == Id::init) | |
| 4020 { | |
| 4021 return Type::getProperty(loc, ident); | |
| 4022 } | |
| 4023 return sym->basetype->getProperty(loc, ident); | |
| 4024 } | |
| 4025 | |
| 4026 int TypeTypedef::isbit() | |
| 4027 { | |
| 4028 return sym->basetype->isbit(); | |
| 4029 } | |
| 4030 | |
| 4031 int TypeTypedef::isintegral() | |
| 4032 { | |
| 4033 //printf("TypeTypedef::isintegral()\n"); | |
| 4034 //printf("sym = '%s'\n", sym->toChars()); | |
| 4035 //printf("basetype = '%s'\n", sym->basetype->toChars()); | |
| 4036 return sym->basetype->isintegral(); | |
| 4037 } | |
| 4038 | |
| 4039 int TypeTypedef::isfloating() | |
| 4040 { | |
| 4041 return sym->basetype->isfloating(); | |
| 4042 } | |
| 4043 | |
| 4044 int TypeTypedef::isreal() | |
| 4045 { | |
| 4046 return sym->basetype->isreal(); | |
| 4047 } | |
| 4048 | |
| 4049 int TypeTypedef::isimaginary() | |
| 4050 { | |
| 4051 return sym->basetype->isimaginary(); | |
| 4052 } | |
| 4053 | |
| 4054 int TypeTypedef::iscomplex() | |
| 4055 { | |
| 4056 return sym->basetype->iscomplex(); | |
| 4057 } | |
| 4058 | |
| 4059 int TypeTypedef::isunsigned() | |
| 4060 { | |
| 4061 return sym->basetype->isunsigned(); | |
| 4062 } | |
| 4063 | |
| 4064 int TypeTypedef::isscalar() | |
| 4065 { | |
| 4066 return sym->basetype->isscalar(); | |
| 4067 } | |
| 4068 | |
| 4069 int TypeTypedef::checkBoolean() | |
| 4070 { | |
| 4071 return sym->basetype->checkBoolean(); | |
| 4072 } | |
| 4073 | |
| 4074 Type *TypeTypedef::toBasetype() | |
| 4075 { | |
| 4076 if (sym->inuse) | |
| 4077 { | |
| 4078 sym->error("circular definition"); | |
| 4079 sym->basetype = Type::terror; | |
| 4080 return Type::terror; | |
| 4081 } | |
| 4082 sym->inuse = 1; | |
| 4083 Type *t = sym->basetype->toBasetype(); | |
| 4084 sym->inuse = 0; | |
| 4085 return t; | |
| 4086 } | |
| 4087 | |
| 4088 MATCH TypeTypedef::implicitConvTo(Type *to) | |
| 4089 { MATCH m; | |
| 4090 | |
| 4091 //printf("TypeTypedef::implicitConvTo()\n"); | |
| 4092 if (this->equals(to)) | |
| 4093 m = MATCHexact; // exact match | |
| 4094 else if (sym->basetype->implicitConvTo(to)) | |
| 4095 m = MATCHconvert; // match with conversions | |
| 4096 else | |
| 4097 m = MATCHnomatch; // no match | |
| 4098 return m; | |
| 4099 } | |
| 4100 | |
| 4101 Expression *TypeTypedef::defaultInit(Loc loc) | |
| 4102 { Expression *e; | |
| 4103 Type *bt; | |
| 4104 | |
| 4105 #if LOGDEFAULTINIT | |
| 4106 printf("TypeTypedef::defaultInit() '%s'\n", toChars()); | |
| 4107 #endif | |
| 4108 if (sym->init) | |
| 4109 { | |
| 4110 //sym->init->toExpression()->print(); | |
| 4111 return sym->init->toExpression(); | |
| 4112 } | |
| 4113 bt = sym->basetype; | |
| 4114 e = bt->defaultInit(loc); | |
| 4115 e->type = this; | |
| 4116 while (bt->ty == Tsarray) | |
| 4117 { | |
| 4118 e->type = bt->next; | |
| 4119 bt = bt->next->toBasetype(); | |
| 4120 } | |
| 4121 return e; | |
| 4122 } | |
| 4123 | |
| 4124 int TypeTypedef::isZeroInit() | |
| 4125 { | |
| 4126 if (sym->init) | |
| 4127 { | |
| 4128 if (sym->init->isVoidInitializer()) | |
| 4129 return 1; // initialize voids to 0 | |
| 4130 Expression *e = sym->init->toExpression(); | |
| 4131 if (e && e->isBool(FALSE)) | |
| 4132 return 1; | |
| 4133 return 0; // assume not | |
| 4134 } | |
| 4135 if (sym->inuse) | |
| 4136 { | |
| 4137 sym->error("circular definition"); | |
| 4138 sym->basetype = Type::terror; | |
| 4139 } | |
| 4140 sym->inuse = 1; | |
| 4141 int result = sym->basetype->isZeroInit(); | |
| 4142 sym->inuse = 0; | |
| 4143 return result; | |
| 4144 } | |
| 4145 | |
| 4146 int TypeTypedef::hasPointers() | |
| 4147 { | |
| 4148 return toBasetype()->hasPointers(); | |
| 4149 } | |
| 4150 | |
| 4151 /***************************** TypeStruct *****************************/ | |
| 4152 | |
| 4153 TypeStruct::TypeStruct(StructDeclaration *sym) | |
| 4154 : Type(Tstruct, NULL) | |
| 4155 { | |
| 4156 this->sym = sym; | |
| 4157 } | |
| 4158 | |
| 4159 char *TypeStruct::toChars() | |
| 4160 { | |
| 4161 //printf("sym.parent: %s, deco = %s\n", sym->parent->toChars(), deco); | |
| 4162 TemplateInstance *ti = sym->parent->isTemplateInstance(); | |
| 4163 if (ti && ti->toAlias() == sym) | |
| 4164 return ti->toChars(); | |
| 4165 return sym->toChars(); | |
| 4166 } | |
| 4167 | |
| 4168 Type *TypeStruct::syntaxCopy() | |
| 4169 { | |
| 4170 return this; | |
| 4171 } | |
| 4172 | |
| 4173 Type *TypeStruct::semantic(Loc loc, Scope *sc) | |
| 4174 { | |
| 4175 //printf("TypeStruct::semantic('%s')\n", sym->toChars()); | |
| 4176 | |
| 4177 /* Cannot do semantic for sym because scope chain may not | |
| 4178 * be right. | |
| 4179 */ | |
| 4180 //sym->semantic(sc); | |
| 4181 | |
| 4182 return merge(); | |
| 4183 } | |
| 4184 | |
| 4185 d_uns64 TypeStruct::size(Loc loc) | |
| 4186 { | |
| 4187 return sym->size(loc); | |
| 4188 } | |
| 4189 | |
| 4190 unsigned TypeStruct::alignsize() | |
| 4191 { unsigned sz; | |
| 4192 | |
| 4193 sym->size(0); // give error for forward references | |
| 4194 sz = sym->alignsize; | |
| 4195 if (sz > sym->structalign) | |
| 4196 sz = sym->structalign; | |
| 4197 return sz; | |
| 4198 } | |
| 4199 | |
| 4200 Dsymbol *TypeStruct::toDsymbol(Scope *sc) | |
| 4201 { | |
| 4202 return sym; | |
| 4203 } | |
| 4204 | |
| 4205 void TypeStruct::toDecoBuffer(OutBuffer *buf) | |
| 4206 { unsigned len; | |
| 4207 char *name; | |
| 4208 | |
| 4209 name = sym->mangle(); | |
| 4210 //printf("TypeStruct::toDecoBuffer('%s') = '%s'\n", toChars(), name); | |
| 4211 // if (name[0] == '_' && name[1] == 'D') | |
| 4212 // name += 2; | |
| 4213 //len = strlen(name); | |
| 4214 //buf->printf("%c%d%s", mangleChar[ty], len, name); | |
| 4215 buf->printf("%c%s", mangleChar[ty], name); | |
| 4216 } | |
| 4217 | |
| 4218 void TypeStruct::toCBuffer2(OutBuffer *buf, HdrGenState *hgs, int mod) | |
| 4219 { | |
| 4220 if (mod != this->mod) | |
| 4221 { toCBuffer3(buf, hgs, mod); | |
| 4222 return; | |
| 4223 } | |
| 4224 TemplateInstance *ti = sym->parent->isTemplateInstance(); | |
| 4225 if (ti && ti->toAlias() == sym) | |
| 4226 buf->writestring(ti->toChars()); | |
| 4227 else | |
| 4228 buf->writestring(sym->toChars()); | |
| 4229 } | |
| 4230 | |
| 4231 Expression *TypeStruct::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 4232 { unsigned offset; | |
| 4233 | |
| 4234 Expression *b; | |
| 4235 VarDeclaration *v; | |
| 4236 Dsymbol *s; | |
| 4237 DotVarExp *de; | |
| 4238 Declaration *d; | |
| 4239 | |
| 4240 #if LOGDOTEXP | |
| 4241 printf("TypeStruct::dotExp(e = '%s', ident = '%s')\n", e->toChars(), ident->toChars()); | |
| 4242 #endif | |
| 4243 if (!sym->members) | |
| 4244 { | |
| 4245 error(e->loc, "struct %s is forward referenced", sym->toChars()); | |
| 4246 return new IntegerExp(e->loc, 0, Type::tint32); | |
| 4247 } | |
| 4248 | |
| 4249 if (ident == Id::tupleof) | |
| 4250 { | |
| 4251 /* Create a TupleExp | |
| 4252 */ | |
| 336 | 4253 e = e->semantic(sc); // do this before turning on noaccesscheck |
| 159 | 4254 Expressions *exps = new Expressions; |
| 4255 exps->reserve(sym->fields.dim); | |
| 4256 for (size_t i = 0; i < sym->fields.dim; i++) | |
| 4257 { VarDeclaration *v = (VarDeclaration *)sym->fields.data[i]; | |
| 4258 Expression *fe = new DotVarExp(e->loc, e, v); | |
| 4259 exps->push(fe); | |
| 4260 } | |
| 4261 e = new TupleExp(e->loc, exps); | |
| 336 | 4262 sc = sc->push(); |
| 4263 sc->noaccesscheck = 1; | |
| 159 | 4264 e = e->semantic(sc); |
| 336 | 4265 sc->pop(); |
| 159 | 4266 return e; |
| 4267 } | |
| 4268 | |
| 4269 if (e->op == TOKdotexp) | |
| 4270 { DotExp *de = (DotExp *)e; | |
| 4271 | |
| 4272 if (de->e1->op == TOKimport) | |
| 4273 { | |
| 4274 ScopeExp *se = (ScopeExp *)de->e1; | |
| 4275 | |
| 4276 s = se->sds->search(e->loc, ident, 0); | |
| 4277 e = de->e1; | |
| 4278 goto L1; | |
| 4279 } | |
| 4280 } | |
| 4281 | |
| 4282 s = sym->search(e->loc, ident, 0); | |
| 4283 L1: | |
| 4284 if (!s) | |
| 4285 { | |
| 4286 //return getProperty(e->loc, ident); | |
| 4287 return Type::dotExp(sc, e, ident); | |
| 4288 } | |
| 336 | 4289 if (!s->isFuncDeclaration()) // because of overloading |
| 4290 s->checkDeprecated(e->loc, sc); | |
| 159 | 4291 s = s->toAlias(); |
| 4292 | |
| 4293 v = s->isVarDeclaration(); | |
| 4294 if (v && v->isConst()) | |
| 4295 { ExpInitializer *ei = v->getExpInitializer(); | |
| 4296 | |
| 4297 if (ei) | |
| 4298 { e = ei->exp->copy(); // need to copy it if it's a StringExp | |
| 4299 e = e->semantic(sc); | |
| 4300 return e; | |
| 4301 } | |
| 4302 } | |
| 4303 | |
| 4304 if (s->getType()) | |
| 4305 { | |
| 4306 //return new DotTypeExp(e->loc, e, s); | |
| 4307 return new TypeExp(e->loc, s->getType()); | |
| 4308 } | |
| 4309 | |
| 4310 EnumMember *em = s->isEnumMember(); | |
| 4311 if (em) | |
| 4312 { | |
| 4313 assert(em->value); | |
| 4314 return em->value->copy(); | |
| 4315 } | |
| 4316 | |
| 4317 TemplateMixin *tm = s->isTemplateMixin(); | |
| 4318 if (tm) | |
| 4319 { Expression *de; | |
| 4320 | |
| 4321 de = new DotExp(e->loc, e, new ScopeExp(e->loc, tm)); | |
| 4322 de->type = e->type; | |
| 4323 return de; | |
| 4324 } | |
| 4325 | |
| 4326 TemplateDeclaration *td = s->isTemplateDeclaration(); | |
| 4327 if (td) | |
| 4328 { | |
| 4329 e = new DotTemplateExp(e->loc, e, td); | |
| 4330 e->semantic(sc); | |
| 4331 return e; | |
| 4332 } | |
| 4333 | |
| 4334 TemplateInstance *ti = s->isTemplateInstance(); | |
| 4335 if (ti) | |
| 4336 { if (!ti->semanticdone) | |
| 4337 ti->semantic(sc); | |
| 4338 s = ti->inst->toAlias(); | |
| 4339 if (!s->isTemplateInstance()) | |
| 4340 goto L1; | |
| 4341 Expression *de = new DotExp(e->loc, e, new ScopeExp(e->loc, ti)); | |
| 4342 de->type = e->type; | |
| 4343 return de; | |
| 4344 } | |
| 4345 | |
| 4346 d = s->isDeclaration(); | |
| 4347 #ifdef DEBUG | |
| 4348 if (!d) | |
| 4349 printf("d = %s '%s'\n", s->kind(), s->toChars()); | |
| 4350 #endif | |
| 4351 assert(d); | |
| 4352 | |
| 4353 if (e->op == TOKtype) | |
| 4354 { FuncDeclaration *fd = sc->func; | |
| 4355 | |
| 4356 if (d->needThis() && fd && fd->vthis) | |
| 4357 { | |
| 4358 e = new DotVarExp(e->loc, new ThisExp(e->loc), d); | |
| 4359 e = e->semantic(sc); | |
| 4360 return e; | |
| 4361 } | |
| 4362 if (d->isTupleDeclaration()) | |
| 4363 { | |
| 4364 e = new TupleExp(e->loc, d->isTupleDeclaration()); | |
| 4365 e = e->semantic(sc); | |
| 4366 return e; | |
| 4367 } | |
| 4368 return new VarExp(e->loc, d); | |
| 4369 } | |
| 4370 | |
| 4371 if (d->isDataseg()) | |
| 4372 { | |
| 4373 // (e, d) | |
| 4374 VarExp *ve; | |
| 4375 | |
| 4376 accessCheck(e->loc, sc, e, d); | |
| 4377 ve = new VarExp(e->loc, d); | |
| 4378 e = new CommaExp(e->loc, e, ve); | |
| 4379 e->type = d->type; | |
| 4380 return e; | |
| 4381 } | |
| 4382 | |
| 4383 if (v) | |
| 4384 { | |
| 4385 if (v->toParent() != sym) | |
| 4386 sym->error(e->loc, "'%s' is not a member", v->toChars()); | |
| 4387 | |
| 4388 // *(&e + offset) | |
| 4389 accessCheck(e->loc, sc, e, d); | |
| 4390 b = new AddrExp(e->loc, e); | |
| 4391 b->type = e->type->pointerTo(); | |
| 4392 b = new AddExp(e->loc, b, new IntegerExp(e->loc, v->offset, Type::tint32)); | |
| 4393 #if IN_LLVM | |
| 4394 // LLVMDC modification | |
| 4395 // this is *essential* | |
| 4396 ((AddExp*)b)->llvmFieldIndex = true; | |
| 4397 #endif | |
| 4398 b->type = v->type->pointerTo(); | |
| 4399 e = new PtrExp(e->loc, b); | |
| 4400 e->type = v->type; | |
| 4401 return e; | |
| 4402 } | |
| 4403 | |
| 4404 de = new DotVarExp(e->loc, e, d); | |
| 4405 return de->semantic(sc); | |
| 4406 } | |
| 4407 | |
| 4408 unsigned TypeStruct::memalign(unsigned salign) | |
| 4409 { | |
| 4410 sym->size(0); // give error for forward references | |
| 4411 return sym->structalign; | |
| 4412 } | |
| 4413 | |
| 4414 Expression *TypeStruct::defaultInit(Loc loc) | |
| 4415 { Symbol *s; | |
| 4416 Declaration *d; | |
| 4417 | |
| 4418 #if LOGDEFAULTINIT | |
| 4419 printf("TypeStruct::defaultInit() '%s'\n", toChars()); | |
| 4420 #endif | |
| 4421 s = sym->toInitializer(); | |
| 4422 d = new SymbolDeclaration(sym->loc, s, sym); | |
| 4423 assert(d); | |
| 4424 d->type = this; | |
| 4425 return new VarExp(sym->loc, d); | |
| 4426 } | |
| 4427 | |
| 4428 int TypeStruct::isZeroInit() | |
| 4429 { | |
| 4430 return sym->zeroInit; | |
| 4431 } | |
| 4432 | |
| 4433 int TypeStruct::checkBoolean() | |
| 4434 { | |
| 4435 return FALSE; | |
| 4436 } | |
| 4437 | |
| 4438 int TypeStruct::hasPointers() | |
| 4439 { | |
| 4440 StructDeclaration *s = sym; | |
| 4441 | |
| 4442 sym->size(0); // give error for forward references | |
| 4443 if (s->members) | |
| 4444 { | |
| 4445 for (size_t i = 0; i < s->members->dim; i++) | |
| 4446 { | |
| 4447 Dsymbol *sm = (Dsymbol *)s->members->data[i]; | |
| 4448 if (sm->hasPointers()) | |
| 4449 return TRUE; | |
| 4450 } | |
| 4451 } | |
| 4452 return FALSE; | |
| 4453 } | |
| 4454 | |
| 4455 | |
| 4456 /***************************** TypeClass *****************************/ | |
| 4457 | |
| 4458 TypeClass::TypeClass(ClassDeclaration *sym) | |
| 4459 : Type(Tclass, NULL) | |
| 4460 { | |
| 4461 this->sym = sym; | |
| 4462 } | |
| 4463 | |
| 4464 char *TypeClass::toChars() | |
| 4465 { | |
| 4466 return sym->toPrettyChars(); | |
| 4467 } | |
| 4468 | |
| 4469 Type *TypeClass::syntaxCopy() | |
| 4470 { | |
| 4471 return this; | |
| 4472 } | |
| 4473 | |
| 4474 Type *TypeClass::semantic(Loc loc, Scope *sc) | |
| 4475 { | |
| 4476 //printf("TypeClass::semantic(%s)\n", sym->toChars()); | |
| 4477 if (sym->scope) | |
| 4478 sym->semantic(sym->scope); | |
| 4479 return merge(); | |
| 4480 } | |
| 4481 | |
| 4482 d_uns64 TypeClass::size(Loc loc) | |
| 4483 { | |
| 4484 return PTRSIZE; | |
| 4485 } | |
| 4486 | |
| 4487 Dsymbol *TypeClass::toDsymbol(Scope *sc) | |
| 4488 { | |
| 4489 return sym; | |
| 4490 } | |
| 4491 | |
| 4492 void TypeClass::toDecoBuffer(OutBuffer *buf) | |
| 4493 { unsigned len; | |
| 4494 char *name; | |
| 4495 | |
| 4496 name = sym->mangle(); | |
| 4497 // if (name[0] == '_' && name[1] == 'D') | |
| 4498 // name += 2; | |
| 4499 //printf("TypeClass::toDecoBuffer('%s') = '%s'\n", toChars(), name); | |
| 4500 //len = strlen(name); | |
| 4501 //buf->printf("%c%d%s", mangleChar[ty], len, name); | |
| 4502 buf->printf("%c%s", mangleChar[ty], name); | |
| 4503 } | |
| 4504 | |
| 4505 void TypeClass::toCBuffer2(OutBuffer *buf, HdrGenState *hgs, int mod) | |
| 4506 { | |
| 4507 if (mod != this->mod) | |
| 4508 { toCBuffer3(buf, hgs, mod); | |
| 4509 return; | |
| 4510 } | |
| 4511 buf->writestring(sym->toChars()); | |
| 4512 } | |
| 4513 | |
| 4514 Expression *TypeClass::dotExp(Scope *sc, Expression *e, Identifier *ident) | |
| 4515 { unsigned offset; | |
| 4516 | |
| 4517 Expression *b; | |
| 4518 VarDeclaration *v; | |
| 4519 Dsymbol *s; | |
| 4520 DotVarExp *de; | |
| 4521 Declaration *d; | |
| 4522 | |
| 4523 #if LOGDOTEXP | |
| 4524 printf("TypeClass::dotExp(e='%s', ident='%s')\n", e->toChars(), ident->toChars()); | |
| 4525 #endif | |
| 4526 | |
| 4527 if (e->op == TOKdotexp) | |
| 4528 { DotExp *de = (DotExp *)e; | |
| 4529 | |
| 4530 if (de->e1->op == TOKimport) | |
| 4531 { | |
| 4532 ScopeExp *se = (ScopeExp *)de->e1; | |
| 4533 | |
| 4534 s = se->sds->search(e->loc, ident, 0); | |
| 4535 e = de->e1; | |
| 4536 goto L1; | |
| 4537 } | |
| 4538 } | |
| 4539 | |
| 4540 if (ident == Id::tupleof) | |
| 4541 { | |
| 4542 /* Create a TupleExp | |
| 4543 */ | |
| 336 | 4544 e = e->semantic(sc); // do this before turning on noaccesscheck |
| 159 | 4545 Expressions *exps = new Expressions; |
| 4546 exps->reserve(sym->fields.dim); | |
| 4547 for (size_t i = 0; i < sym->fields.dim; i++) | |
| 4548 { VarDeclaration *v = (VarDeclaration *)sym->fields.data[i]; | |
| 4549 Expression *fe = new DotVarExp(e->loc, e, v); | |
| 4550 exps->push(fe); | |
| 4551 } | |
| 4552 e = new TupleExp(e->loc, exps); | |
| 336 | 4553 sc = sc->push(); |
| 4554 sc->noaccesscheck = 1; | |
| 159 | 4555 e = e->semantic(sc); |
| 336 | 4556 sc->pop(); |
| 159 | 4557 return e; |
| 4558 } | |
| 4559 | |
| 4560 s = sym->search(e->loc, ident, 0); | |
| 4561 L1: | |
| 4562 if (!s) | |
| 4563 { | |
| 4564 // See if it's a base class | |
| 4565 ClassDeclaration *cbase; | |
| 4566 for (cbase = sym->baseClass; cbase; cbase = cbase->baseClass) | |
| 4567 { | |
| 4568 if (cbase->ident->equals(ident)) | |
| 4569 { | |
| 4570 e = new DotTypeExp(0, e, cbase); | |
| 4571 return e; | |
| 4572 } | |
| 4573 } | |
| 4574 | |
| 4575 if (ident == Id::classinfo) | |
| 4576 { | |
| 4577 Type *t; | |
| 4578 | |
| 4579 assert(ClassDeclaration::classinfo); | |
| 4580 t = ClassDeclaration::classinfo->type; | |
| 4581 if (e->op == TOKtype || e->op == TOKdottype) | |
| 4582 { | |
| 4583 /* For type.classinfo, we know the classinfo | |
| 4584 * at compile time. | |
| 4585 */ | |
| 4586 if (!sym->vclassinfo) | |
| 4587 sym->vclassinfo = new ClassInfoDeclaration(sym); | |
| 4588 e = new VarExp(e->loc, sym->vclassinfo); | |
| 4589 e = e->addressOf(sc); | |
| 4590 e->type = t; // do this so we don't get redundant dereference | |
| 4591 } | |
| 4592 else | |
| 4593 { | |
| 4594 /* For class objects, the classinfo reference is the first | |
| 4595 * entry in the vtbl[] | |
| 4596 */ | |
| 4597 #if IN_LLVM | |
| 4598 | |
| 4599 Type* ct; | |
| 4600 if (sym->isInterfaceDeclaration()) { | |
| 4601 ct = t->pointerTo()->pointerTo()->pointerTo(); | |
| 4602 } | |
| 4603 else { | |
| 4604 ct = t->pointerTo()->pointerTo(); | |
| 4605 } | |
| 4606 | |
| 4607 e = e->castTo(sc, ct); | |
| 4608 e = new PtrExp(e->loc, e); | |
| 4609 e->type = ct->next; | |
| 4610 e = new PtrExp(e->loc, e); | |
| 4611 e->type = ct->next->next; | |
| 4612 | |
| 4613 if (sym->isInterfaceDeclaration()) | |
| 4614 { | |
| 4615 if (sym->isCOMinterface()) | |
| 4616 { /* COM interface vtbl[]s are different in that the | |
| 4617 * first entry is always pointer to QueryInterface(). | |
| 4618 * We can't get a .classinfo for it. | |
| 4619 */ | |
| 4620 error(e->loc, "no .classinfo for COM interface objects"); | |
| 4621 } | |
| 4622 /* For an interface, the first entry in the vtbl[] | |
| 4623 * is actually a pointer to an instance of struct Interface. | |
| 4624 * The first member of Interface is the .classinfo, | |
| 4625 * so add an extra pointer indirection. | |
| 4626 */ | |
| 4627 e = new PtrExp(e->loc, e); | |
| 4628 e->type = ct->next->next->next; | |
| 4629 } | |
| 336 | 4630 } |
| 159 | 4631 |
| 4632 #else | |
| 4633 | |
| 4634 e = new PtrExp(e->loc, e); | |
| 4635 e->type = t->pointerTo(); | |
| 4636 if (sym->isInterfaceDeclaration()) | |
| 4637 { | |
| 4638 if (sym->isCOMinterface()) | |
| 4639 { /* COM interface vtbl[]s are different in that the | |
| 4640 * first entry is always pointer to QueryInterface(). | |
| 4641 * We can't get a .classinfo for it. | |
| 4642 */ | |
| 4643 error(e->loc, "no .classinfo for COM interface objects"); | |
| 4644 } | |
| 4645 /* For an interface, the first entry in the vtbl[] | |
| 4646 * is actually a pointer to an instance of struct Interface. | |
| 4647 * The first member of Interface is the .classinfo, | |
| 4648 * so add an extra pointer indirection. | |
| 4649 */ | |
| 4650 e->type = e->type->pointerTo(); | |
| 4651 e = new PtrExp(e->loc, e); | |
| 4652 e->type = t->pointerTo(); | |
| 4653 } | |
| 4654 e = new PtrExp(e->loc, e, t); | |
| 336 | 4655 } |
| 4656 | |
| 4657 #endif // !LLVMDC | |
| 4658 | |
| 4659 return e; | |
| 4660 } | |
| 4661 | |
| 4662 if (ident == Id::__vptr) | |
| 4663 { /* The pointer to the vtbl[] | |
| 4664 * *cast(void***)e | |
| 4665 */ | |
| 4666 e = e->castTo(sc, tvoidptr->pointerTo()->pointerTo()); | |
| 4667 e = new PtrExp(e->loc, e); | |
| 4668 e = e->semantic(sc); | |
| 4669 return e; | |
| 4670 } | |
| 4671 | |
| 4672 if (ident == Id::__monitor) | |
| 4673 { /* The handle to the monitor (call it a void*) | |
| 4674 * *(cast(void**)e + 1) | |
| 4675 */ | |
| 4676 e = e->castTo(sc, tvoidptr->pointerTo()); | |
| 4677 e = new AddExp(e->loc, e, new IntegerExp(1)); | |
| 4678 e = new PtrExp(e->loc, e); | |
| 4679 e = e->semantic(sc); | |
| 159 | 4680 return e; |
| 4681 } | |
| 4682 | |
| 4683 if (ident == Id::typeinfo) | |
| 4684 { | |
| 4685 if (!global.params.useDeprecated) | |
| 4686 error(e->loc, ".typeinfo deprecated, use typeid(type)"); | |
| 4687 return getTypeInfo(sc); | |
| 4688 } | |
| 4689 if (ident == Id::outer && sym->vthis) | |
| 4690 { | |
| 4691 s = sym->vthis; | |
| 4692 } | |
| 4693 else | |
| 4694 { | |
| 4695 //return getProperty(e->loc, ident); | |
| 4696 return Type::dotExp(sc, e, ident); | |
| 4697 } | |
| 4698 } | |
| 336 | 4699 if (!s->isFuncDeclaration()) // because of overloading |
| 4700 s->checkDeprecated(e->loc, sc); | |
| 159 | 4701 s = s->toAlias(); |
| 4702 v = s->isVarDeclaration(); | |
| 4703 if (v && v->isConst()) | |
| 4704 { ExpInitializer *ei = v->getExpInitializer(); | |
| 4705 | |
| 4706 if (ei) | |
| 4707 { e = ei->exp->copy(); // need to copy it if it's a StringExp | |
| 4708 e = e->semantic(sc); | |
| 4709 return e; | |
| 4710 } | |
| 4711 } | |
| 4712 | |
| 4713 if (s->getType()) | |
| 4714 { | |
| 4715 // if (e->op == TOKtype) | |
| 4716 return new TypeExp(e->loc, s->getType()); | |
| 4717 // return new DotTypeExp(e->loc, e, s); | |
| 4718 } | |
| 4719 | |
| 4720 EnumMember *em = s->isEnumMember(); | |
| 4721 if (em) | |
| 4722 { | |
| 4723 assert(em->value); | |
| 4724 return em->value->copy(); | |
| 4725 } | |
| 4726 | |
| 4727 TemplateMixin *tm = s->isTemplateMixin(); | |
| 4728 if (tm) | |
| 4729 { Expression *de; | |
| 4730 | |
| 4731 de = new DotExp(e->loc, e, new ScopeExp(e->loc, tm)); | |
| 4732 de->type = e->type; | |
| 4733 return de; | |
| 4734 } | |
| 4735 | |
| 4736 TemplateDeclaration *td = s->isTemplateDeclaration(); | |
| 4737 if (td) | |
| 4738 { | |
| 4739 e = new DotTemplateExp(e->loc, e, td); | |
| 4740 e->semantic(sc); | |
| 4741 return e; | |
| 4742 } | |
| 4743 | |
| 4744 TemplateInstance *ti = s->isTemplateInstance(); | |
| 4745 if (ti) | |
| 4746 { if (!ti->semanticdone) | |
| 4747 ti->semantic(sc); | |
| 4748 s = ti->inst->toAlias(); | |
| 4749 if (!s->isTemplateInstance()) | |
| 4750 goto L1; | |
| 4751 Expression *de = new DotExp(e->loc, e, new ScopeExp(e->loc, ti)); | |
| 4752 de->type = e->type; | |
| 4753 return de; | |
| 4754 } | |
| 4755 | |
| 4756 d = s->isDeclaration(); | |
| 4757 if (!d) | |
| 4758 { | |
| 4759 e->error("%s.%s is not a declaration", e->toChars(), ident->toChars()); | |
| 4760 return new IntegerExp(e->loc, 1, Type::tint32); | |
| 4761 } | |
| 4762 | |
| 4763 if (e->op == TOKtype) | |
| 4764 { | |
| 4765 VarExp *ve; | |
| 4766 | |
| 4767 if (d->needThis() && (hasThis(sc) || !d->isFuncDeclaration())) | |
| 4768 { | |
| 4769 if (sc->func) | |
| 4770 { | |
| 4771 ClassDeclaration *thiscd; | |
| 4772 thiscd = sc->func->toParent()->isClassDeclaration(); | |
| 4773 | |
| 4774 if (thiscd) | |
| 4775 { | |
| 4776 ClassDeclaration *cd = e->type->isClassHandle(); | |
| 4777 | |
| 4778 if (cd == thiscd) | |
| 4779 { | |
| 4780 e = new ThisExp(e->loc); | |
| 4781 e = new DotTypeExp(e->loc, e, cd); | |
| 4782 de = new DotVarExp(e->loc, e, d); | |
| 4783 e = de->semantic(sc); | |
| 4784 return e; | |
| 4785 } | |
| 4786 else if ((!cd || !cd->isBaseOf(thiscd, NULL)) && | |
| 4787 !d->isFuncDeclaration()) | |
| 4788 e->error("'this' is required, but %s is not a base class of %s", e->type->toChars(), thiscd->toChars()); | |
| 4789 } | |
| 4790 } | |
| 4791 | |
| 4792 de = new DotVarExp(e->loc, new ThisExp(e->loc), d); | |
| 4793 e = de->semantic(sc); | |
| 4794 return e; | |
| 4795 } | |
| 4796 else if (d->isTupleDeclaration()) | |
| 4797 { | |
| 4798 e = new TupleExp(e->loc, d->isTupleDeclaration()); | |
| 4799 e = e->semantic(sc); | |
| 4800 return e; | |
| 4801 } | |
| 4802 else | |
| 4803 ve = new VarExp(e->loc, d); | |
| 4804 return ve; | |
| 4805 } | |
| 4806 | |
| 4807 if (d->isDataseg()) | |
| 4808 { | |
| 4809 // (e, d) | |
| 4810 VarExp *ve; | |
| 4811 | |
| 4812 accessCheck(e->loc, sc, e, d); | |
| 4813 ve = new VarExp(e->loc, d); | |
| 4814 e = new CommaExp(e->loc, e, ve); | |
| 4815 e->type = d->type; | |
| 4816 return e; | |
| 4817 } | |
| 4818 | |
| 4819 if (d->parent && d->toParent()->isModule()) | |
| 4820 { | |
| 4821 // (e, d) | |
| 4822 VarExp *ve; | |
| 4823 | |
| 4824 ve = new VarExp(e->loc, d); | |
| 4825 e = new CommaExp(e->loc, e, ve); | |
| 4826 e->type = d->type; | |
| 4827 return e; | |
| 4828 } | |
| 4829 | |
| 4830 de = new DotVarExp(e->loc, e, d); | |
| 4831 return de->semantic(sc); | |
| 4832 } | |
| 4833 | |
| 4834 ClassDeclaration *TypeClass::isClassHandle() | |
| 4835 { | |
| 4836 return sym; | |
| 4837 } | |
| 4838 | |
| 4839 int TypeClass::isauto() | |
| 4840 { | |
| 4841 return sym->isauto; | |
| 4842 } | |
| 4843 | |
| 4844 int TypeClass::isBaseOf(Type *t, int *poffset) | |
| 4845 { | |
| 4846 if (t->ty == Tclass) | |
| 4847 { ClassDeclaration *cd; | |
| 4848 | |
| 4849 cd = ((TypeClass *)t)->sym; | |
| 4850 if (sym->isBaseOf(cd, poffset)) | |
| 4851 return 1; | |
| 4852 } | |
| 4853 return 0; | |
| 4854 } | |
| 4855 | |
| 4856 MATCH TypeClass::implicitConvTo(Type *to) | |
| 4857 { | |
| 4858 //printf("TypeClass::implicitConvTo('%s')\n", to->toChars()); | |
| 4859 if (this == to) | |
| 4860 return MATCHexact; | |
| 4861 | |
| 4862 ClassDeclaration *cdto = to->isClassHandle(); | |
| 4863 if (cdto && cdto->isBaseOf(sym, NULL)) | |
| 4864 { //printf("is base\n"); | |
| 4865 return MATCHconvert; | |
| 4866 } | |
| 4867 | |
| 4868 if (global.params.Dversion == 1) | |
| 4869 { | |
| 4870 // Allow conversion to (void *) | |
| 4871 if (to->ty == Tpointer && to->next->ty == Tvoid) | |
| 4872 return MATCHconvert; | |
| 4873 } | |
| 4874 | |
| 4875 return MATCHnomatch; | |
| 4876 } | |
| 4877 | |
| 4878 Expression *TypeClass::defaultInit(Loc loc) | |
| 4879 { | |
| 4880 #if LOGDEFAULTINIT | |
| 4881 printf("TypeClass::defaultInit() '%s'\n", toChars()); | |
| 4882 #endif | |
| 4883 Expression *e; | |
| 4884 e = new NullExp(loc); | |
| 4885 e->type = this; | |
| 4886 return e; | |
| 4887 } | |
| 4888 | |
| 4889 int TypeClass::isZeroInit() | |
| 4890 { | |
| 4891 return 1; | |
| 4892 } | |
| 4893 | |
| 4894 int TypeClass::checkBoolean() | |
| 4895 { | |
| 4896 return TRUE; | |
| 4897 } | |
| 4898 | |
| 4899 int TypeClass::hasPointers() | |
| 4900 { | |
| 4901 return TRUE; | |
| 4902 } | |
| 4903 | |
| 4904 /***************************** TypeTuple *****************************/ | |
| 4905 | |
| 4906 TypeTuple::TypeTuple(Arguments *arguments) | |
| 4907 : Type(Ttuple, NULL) | |
| 4908 { | |
| 4909 //printf("TypeTuple(this = %p)\n", this); | |
| 4910 this->arguments = arguments; | |
| 4911 #ifdef DEBUG | |
| 4912 if (arguments) | |
| 4913 { | |
| 4914 for (size_t i = 0; i < arguments->dim; i++) | |
| 4915 { | |
| 4916 Argument *arg = (Argument *)arguments->data[i]; | |
| 4917 assert(arg && arg->type); | |
| 4918 } | |
| 4919 } | |
| 4920 #endif | |
| 4921 } | |
| 4922 | |
| 4923 /**************** | |
| 4924 * Form TypeTuple from the types of the expressions. | |
| 4925 * Assume exps[] is already tuple expanded. | |
| 4926 */ | |
| 4927 | |
| 4928 TypeTuple::TypeTuple(Expressions *exps) | |
| 4929 : Type(Ttuple, NULL) | |
| 4930 { | |
| 4931 Arguments *arguments = new Arguments; | |
| 4932 if (exps) | |
| 4933 { | |
| 4934 arguments->setDim(exps->dim); | |
| 4935 for (size_t i = 0; i < exps->dim; i++) | |
| 4936 { Expression *e = (Expression *)exps->data[i]; | |
| 4937 if (e->type->ty == Ttuple) | |
| 4938 e->error("cannot form tuple of tuples"); | |
| 4939 Argument *arg = new Argument(STCin, e->type, NULL, NULL); | |
| 4940 arguments->data[i] = (void *)arg; | |
| 4941 } | |
| 4942 } | |
| 4943 this->arguments = arguments; | |
| 4944 } | |
| 4945 | |
| 4946 Type *TypeTuple::syntaxCopy() | |
| 4947 { | |
| 4948 Arguments *args = Argument::arraySyntaxCopy(arguments); | |
| 4949 Type *t = new TypeTuple(args); | |
| 4950 return t; | |
| 4951 } | |
| 4952 | |
| 4953 Type *TypeTuple::semantic(Loc loc, Scope *sc) | |
| 4954 { | |
| 4955 //printf("TypeTuple::semantic(this = %p)\n", this); | |
| 4956 if (!deco) | |
| 4957 deco = merge()->deco; | |
| 4958 | |
| 4959 /* Don't return merge(), because a tuple with one type has the | |
| 4960 * same deco as that type. | |
| 4961 */ | |
| 4962 return this; | |
| 4963 } | |
| 4964 | |
| 4965 int TypeTuple::equals(Object *o) | |
| 4966 { Type *t; | |
| 4967 | |
| 4968 t = (Type *)o; | |
| 4969 //printf("TypeTuple::equals(%s, %s)\n", toChars(), t->toChars()); | |
| 4970 if (this == t) | |
| 4971 { | |
| 4972 return 1; | |
| 4973 } | |
| 4974 if (t->ty == Ttuple) | |
| 4975 { TypeTuple *tt = (TypeTuple *)t; | |
| 4976 | |
| 4977 if (arguments->dim == tt->arguments->dim) | |
| 4978 { | |
| 4979 for (size_t i = 0; i < tt->arguments->dim; i++) | |
| 4980 { Argument *arg1 = (Argument *)arguments->data[i]; | |
| 4981 Argument *arg2 = (Argument *)tt->arguments->data[i]; | |
| 4982 | |
| 4983 if (!arg1->type->equals(arg2->type)) | |
| 4984 return 0; | |
| 4985 } | |
| 4986 return 1; | |
| 4987 } | |
| 4988 } | |
| 4989 return 0; | |
| 4990 } | |
| 4991 | |
| 4992 Type *TypeTuple::reliesOnTident() | |
| 4993 { | |
| 4994 if (arguments) | |
| 4995 { | |
| 4996 for (size_t i = 0; i < arguments->dim; i++) | |
| 4997 { | |
| 4998 Argument *arg = (Argument *)arguments->data[i]; | |
| 4999 Type *t = arg->type->reliesOnTident(); | |
| 5000 if (t) | |
| 5001 return t; | |
| 5002 } | |
| 5003 } | |
| 5004 return NULL; | |
| 5005 } | |
| 5006 | |
| 5007 void TypeTuple::toCBuffer2(OutBuffer *buf, HdrGenState *hgs, int mod) | |
| 5008 { | |
| 5009 Argument::argsToCBuffer(buf, hgs, arguments, 0); | |
| 5010 } | |
| 5011 | |
| 5012 void TypeTuple::toDecoBuffer(OutBuffer *buf) | |
| 5013 { | |
| 5014 //printf("TypeTuple::toDecoBuffer() this = %p\n", this); | |
| 5015 OutBuffer buf2; | |
| 5016 Argument::argsToDecoBuffer(&buf2, arguments); | |
| 5017 unsigned len = buf2.offset; | |
| 5018 buf->printf("%c%d%.*s", mangleChar[ty], len, len, (char *)buf2.extractData()); | |
| 5019 } | |
| 5020 | |
| 5021 Expression *TypeTuple::getProperty(Loc loc, Identifier *ident) | |
| 5022 { Expression *e; | |
| 5023 | |
| 5024 #if LOGDOTEXP | |
| 5025 printf("TypeTuple::getProperty(type = '%s', ident = '%s')\n", toChars(), ident->toChars()); | |
| 5026 #endif | |
| 5027 if (ident == Id::length) | |
| 5028 { | |
| 5029 e = new IntegerExp(loc, arguments->dim, Type::tsize_t); | |
| 5030 } | |
| 5031 else | |
| 5032 { | |
| 5033 error(loc, "no property '%s' for tuple '%s'", ident->toChars(), toChars()); | |
| 5034 e = new IntegerExp(loc, 1, Type::tint32); | |
| 5035 } | |
| 5036 return e; | |
| 5037 } | |
| 5038 | |
| 5039 /***************************** TypeSlice *****************************/ | |
| 5040 | |
| 5041 /* This is so we can slice a TypeTuple */ | |
| 5042 | |
| 5043 TypeSlice::TypeSlice(Type *next, Expression *lwr, Expression *upr) | |
| 5044 : Type(Tslice, next) | |
| 5045 { | |
| 5046 //printf("TypeSlice[%s .. %s]\n", lwr->toChars(), upr->toChars()); | |
| 5047 this->lwr = lwr; | |
| 5048 this->upr = upr; | |
| 5049 } | |
| 5050 | |
| 5051 Type *TypeSlice::syntaxCopy() | |
| 5052 { | |
| 5053 Type *t = new TypeSlice(next->syntaxCopy(), lwr->syntaxCopy(), upr->syntaxCopy()); | |
| 5054 return t; | |
| 5055 } | |
| 5056 | |
| 5057 Type *TypeSlice::semantic(Loc loc, Scope *sc) | |
| 5058 { | |
| 5059 //printf("TypeSlice::semantic() %s\n", toChars()); | |
| 5060 next = next->semantic(loc, sc); | |
| 5061 //printf("next: %s\n", next->toChars()); | |
| 5062 | |
| 5063 Type *tbn = next->toBasetype(); | |
| 5064 if (tbn->ty != Ttuple) | |
| 5065 { error(loc, "can only slice tuple types, not %s", tbn->toChars()); | |
| 5066 return Type::terror; | |
| 5067 } | |
| 5068 TypeTuple *tt = (TypeTuple *)tbn; | |
| 5069 | |
| 5070 lwr = semanticLength(sc, tbn, lwr); | |
| 5071 lwr = lwr->optimize(WANTvalue); | |
| 5072 uinteger_t i1 = lwr->toUInteger(); | |
| 5073 | |
| 5074 upr = semanticLength(sc, tbn, upr); | |
| 5075 upr = upr->optimize(WANTvalue); | |
| 5076 uinteger_t i2 = upr->toUInteger(); | |
| 5077 | |
| 5078 if (!(i1 <= i2 && i2 <= tt->arguments->dim)) | |
|
305
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
285
diff
changeset
|
5079 { error(loc, "slice [%llu..%llu] is out of range of [0..%u]", i1, i2, tt->arguments->dim); |
| 159 | 5080 return Type::terror; |
| 5081 } | |
| 5082 | |
| 5083 Arguments *args = new Arguments; | |
| 5084 args->reserve(i2 - i1); | |
| 5085 for (size_t i = i1; i < i2; i++) | |
| 5086 { Argument *arg = (Argument *)tt->arguments->data[i]; | |
| 5087 args->push(arg); | |
| 5088 } | |
| 5089 | |
| 5090 return new TypeTuple(args); | |
| 5091 } | |
| 5092 | |
| 5093 void TypeSlice::resolve(Loc loc, Scope *sc, Expression **pe, Type **pt, Dsymbol **ps) | |
| 5094 { | |
| 5095 next->resolve(loc, sc, pe, pt, ps); | |
| 5096 if (*pe) | |
| 5097 { // It's really a slice expression | |
| 5098 Expression *e; | |
| 5099 e = new SliceExp(loc, *pe, lwr, upr); | |
| 5100 *pe = e; | |
| 5101 } | |
| 5102 else if (*ps) | |
| 5103 { Dsymbol *s = *ps; | |
| 5104 TupleDeclaration *td = s->isTupleDeclaration(); | |
| 5105 if (td) | |
| 5106 { | |
| 5107 /* It's a slice of a TupleDeclaration | |
| 5108 */ | |
| 5109 ScopeDsymbol *sym = new ArrayScopeSymbol(td); | |
| 5110 sym->parent = sc->scopesym; | |
| 5111 sc = sc->push(sym); | |
| 5112 | |
| 5113 lwr = lwr->semantic(sc); | |
| 5114 lwr = lwr->optimize(WANTvalue); | |
| 5115 uinteger_t i1 = lwr->toUInteger(); | |
| 5116 | |
| 5117 upr = upr->semantic(sc); | |
| 5118 upr = upr->optimize(WANTvalue); | |
| 5119 uinteger_t i2 = upr->toUInteger(); | |
| 5120 | |
| 5121 sc = sc->pop(); | |
| 5122 | |
| 5123 if (!(i1 <= i2 && i2 <= td->objects->dim)) | |
|
305
2b72433d5c8c
[svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support.
lindquist
parents:
285
diff
changeset
|
5124 { error(loc, "slice [%llu..%llu] is out of range of [0..%u]", i1, i2, td->objects->dim); |
| 159 | 5125 goto Ldefault; |
| 5126 } | |
| 5127 | |
| 5128 if (i1 == 0 && i2 == td->objects->dim) | |
| 5129 { | |
| 5130 *ps = td; | |
| 5131 return; | |
| 5132 } | |
| 5133 | |
| 5134 /* Create a new TupleDeclaration which | |
| 5135 * is a slice [i1..i2] out of the old one. | |
| 5136 */ | |
| 5137 Objects *objects = new Objects; | |
| 5138 objects->setDim(i2 - i1); | |
| 5139 for (size_t i = 0; i < objects->dim; i++) | |
| 5140 { | |
| 5141 objects->data[i] = td->objects->data[(size_t)i1 + i]; | |
| 5142 } | |
| 5143 | |
| 5144 TupleDeclaration *tds = new TupleDeclaration(loc, td->ident, objects); | |
| 5145 *ps = tds; | |
| 5146 } | |
| 5147 else | |
| 5148 goto Ldefault; | |
| 5149 } | |
| 5150 else | |
| 5151 { | |
| 5152 Ldefault: | |
| 5153 Type::resolve(loc, sc, pe, pt, ps); | |
| 5154 } | |
| 5155 } | |
| 5156 | |
| 5157 void TypeSlice::toCBuffer2(OutBuffer *buf, HdrGenState *hgs, int mod) | |
| 5158 { | |
| 5159 if (mod != this->mod) | |
| 5160 { toCBuffer3(buf, hgs, mod); | |
| 5161 return; | |
| 5162 } | |
| 5163 next->toCBuffer2(buf, hgs, this->mod); | |
| 5164 | |
| 5165 buf->printf("[%s .. ", lwr->toChars()); | |
| 5166 buf->printf("%s]", upr->toChars()); | |
| 5167 } | |
| 5168 | |
|
379
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
5169 void TypeOpaque::toCBuffer2(OutBuffer *buf, HdrGenState *hgs, int mod) |
|
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
5170 { |
|
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
5171 //printf("TypeOpaquePtr::toCBuffer2()"); |
|
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
5172 if (mod != this->mod) |
|
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
5173 { toCBuffer3(buf, hgs, mod); |
|
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
5174 return; |
|
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
5175 } |
|
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
5176 buf->writestring("opaque"); |
|
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
5177 } |
|
d632801b15f0
Introducing opaque type to dmd frontent to be used with certain runtime array
Christian Kamm <kamm incasoftware de>
parents:
378
diff
changeset
|
5178 |
| 159 | 5179 /***************************** Argument *****************************/ |
| 5180 | |
| 5181 Argument::Argument(unsigned storageClass, Type *type, Identifier *ident, Expression *defaultArg) | |
| 5182 { | |
| 5183 this->type = type; | |
| 5184 this->ident = ident; | |
| 5185 this->storageClass = storageClass; | |
| 5186 this->defaultArg = defaultArg; | |
|
217
0806379a5eca
[svn r233] Added: -oq command line option for writing fully qualified object names.
lindquist
parents:
211
diff
changeset
|
5187 this->llvmByVal = false; |
| 159 | 5188 } |
| 5189 | |
| 5190 Argument *Argument::syntaxCopy() | |
| 5191 { | |
| 5192 Argument *a = new Argument(storageClass, | |
| 5193 type ? type->syntaxCopy() : NULL, | |
| 5194 ident, | |
| 5195 defaultArg ? defaultArg->syntaxCopy() : NULL); | |
|
217
0806379a5eca
[svn r233] Added: -oq command line option for writing fully qualified object names.
lindquist
parents:
211
diff
changeset
|
5196 a->llvmByVal = llvmByVal; |
| 159 | 5197 return a; |
| 5198 } | |
| 5199 | |
| 5200 Arguments *Argument::arraySyntaxCopy(Arguments *args) | |
| 5201 { Arguments *a = NULL; | |
| 5202 | |
| 5203 if (args) | |
| 5204 { | |
| 5205 a = new Arguments(); | |
| 5206 a->setDim(args->dim); | |
| 5207 for (size_t i = 0; i < a->dim; i++) | |
| 5208 { Argument *arg = (Argument *)args->data[i]; | |
| 5209 | |
| 5210 arg = arg->syntaxCopy(); | |
| 5211 a->data[i] = (void *)arg; | |
| 5212 } | |
| 5213 } | |
| 5214 return a; | |
| 5215 } | |
| 5216 | |
| 5217 char *Argument::argsTypesToChars(Arguments *args, int varargs) | |
| 5218 { OutBuffer *buf; | |
| 5219 | |
| 5220 buf = new OutBuffer(); | |
| 5221 | |
| 5222 buf->writeByte('('); | |
| 5223 if (args) | |
| 5224 { int i; | |
| 5225 OutBuffer argbuf; | |
| 5226 HdrGenState hgs; | |
| 5227 | |
| 5228 for (i = 0; i < args->dim; i++) | |
| 5229 { Argument *arg; | |
| 5230 | |
| 5231 if (i) | |
| 5232 buf->writeByte(','); | |
| 5233 arg = (Argument *)args->data[i]; | |
| 5234 argbuf.reset(); | |
| 5235 arg->type->toCBuffer2(&argbuf, &hgs, 0); | |
| 5236 buf->write(&argbuf); | |
| 5237 } | |
| 5238 if (varargs) | |
| 5239 { | |
| 5240 if (i && varargs == 1) | |
| 5241 buf->writeByte(','); | |
| 5242 buf->writestring("..."); | |
| 5243 } | |
| 5244 } | |
| 5245 buf->writeByte(')'); | |
| 5246 | |
| 5247 return buf->toChars(); | |
| 5248 } | |
| 5249 | |
| 5250 void Argument::argsToCBuffer(OutBuffer *buf, HdrGenState *hgs, Arguments *arguments, int varargs) | |
| 5251 { | |
| 5252 buf->writeByte('('); | |
| 5253 if (arguments) | |
| 5254 { int i; | |
| 5255 OutBuffer argbuf; | |
| 5256 | |
| 5257 for (i = 0; i < arguments->dim; i++) | |
| 5258 { Argument *arg; | |
| 5259 | |
| 5260 if (i) | |
| 5261 buf->writestring(", "); | |
| 5262 arg = (Argument *)arguments->data[i]; | |
| 5263 if (arg->storageClass & STCout) | |
| 5264 buf->writestring("out "); | |
| 5265 else if (arg->storageClass & STCref) | |
| 5266 buf->writestring((global.params.Dversion == 1) | |
| 5267 ? (char *)"inout " : (char *)"ref "); | |
| 5268 else if (arg->storageClass & STClazy) | |
| 5269 buf->writestring("lazy "); | |
| 5270 argbuf.reset(); | |
| 5271 arg->type->toCBuffer(&argbuf, arg->ident, hgs); | |
| 5272 if (arg->defaultArg) | |
| 5273 { | |
| 5274 argbuf.writestring(" = "); | |
| 5275 arg->defaultArg->toCBuffer(&argbuf, hgs); | |
| 5276 } | |
| 5277 buf->write(&argbuf); | |
| 5278 } | |
| 5279 if (varargs) | |
| 5280 { | |
| 5281 if (i && varargs == 1) | |
| 5282 buf->writeByte(','); | |
| 5283 buf->writestring("..."); | |
| 5284 } | |
| 5285 } | |
| 5286 buf->writeByte(')'); | |
| 5287 } | |
| 5288 | |
| 5289 | |
| 5290 void Argument::argsToDecoBuffer(OutBuffer *buf, Arguments *arguments) | |
| 5291 { | |
| 5292 //printf("Argument::argsToDecoBuffer()\n"); | |
| 5293 | |
| 5294 // Write argument types | |
| 5295 if (arguments) | |
| 5296 { | |
| 5297 size_t dim = Argument::dim(arguments); | |
| 5298 for (size_t i = 0; i < dim; i++) | |
| 5299 { | |
| 5300 Argument *arg = Argument::getNth(arguments, i); | |
| 5301 arg->toDecoBuffer(buf); | |
| 5302 } | |
| 5303 } | |
| 5304 } | |
| 5305 | |
| 5306 /**************************************************** | |
| 5307 * Determine if parameter is a lazy array of delegates. | |
| 5308 * If so, return the return type of those delegates. | |
| 5309 * If not, return NULL. | |
| 5310 */ | |
| 5311 | |
| 5312 Type *Argument::isLazyArray() | |
| 5313 { | |
| 5314 // if (inout == Lazy) | |
| 5315 { | |
| 5316 Type *tb = type->toBasetype(); | |
| 5317 if (tb->ty == Tsarray || tb->ty == Tarray) | |
| 5318 { | |
| 5319 Type *tel = tb->next->toBasetype(); | |
| 5320 if (tel->ty == Tdelegate) | |
| 5321 { | |
| 5322 TypeDelegate *td = (TypeDelegate *)tel; | |
| 5323 TypeFunction *tf = (TypeFunction *)td->next; | |
| 5324 | |
| 5325 if (!tf->varargs && Argument::dim(tf->parameters) == 0) | |
| 5326 { | |
| 5327 return tf->next; // return type of delegate | |
| 5328 } | |
| 5329 } | |
| 5330 } | |
| 5331 } | |
| 5332 return NULL; | |
| 5333 } | |
| 5334 | |
| 5335 void Argument::toDecoBuffer(OutBuffer *buf) | |
| 5336 { | |
| 5337 switch (storageClass & (STCin | STCout | STCref | STClazy)) | |
| 5338 { case 0: | |
| 5339 case STCin: | |
| 5340 break; | |
| 5341 case STCout: | |
| 5342 buf->writeByte('J'); | |
| 5343 break; | |
| 5344 case STCref: | |
| 5345 buf->writeByte('K'); | |
| 5346 break; | |
| 5347 case STClazy: | |
| 5348 buf->writeByte('L'); | |
| 5349 break; | |
| 5350 default: | |
| 5351 #ifdef DEBUG | |
| 5352 halt(); | |
| 5353 #endif | |
| 5354 assert(0); | |
| 5355 } | |
| 5356 type->toDecoBuffer(buf); | |
| 5357 } | |
| 5358 | |
| 5359 /*************************************** | |
| 5360 * Determine number of arguments, folding in tuples. | |
| 5361 */ | |
| 5362 | |
| 5363 size_t Argument::dim(Arguments *args) | |
| 5364 { | |
| 5365 size_t n = 0; | |
| 5366 if (args) | |
| 5367 { | |
| 5368 for (size_t i = 0; i < args->dim; i++) | |
| 5369 { Argument *arg = (Argument *)args->data[i]; | |
| 5370 Type *t = arg->type->toBasetype(); | |
| 5371 | |
| 5372 if (t->ty == Ttuple) | |
| 5373 { TypeTuple *tu = (TypeTuple *)t; | |
| 5374 n += dim(tu->arguments); | |
| 5375 } | |
| 5376 else | |
| 5377 n++; | |
| 5378 } | |
| 5379 } | |
| 5380 return n; | |
| 5381 } | |
| 5382 | |
| 5383 /*************************************** | |
| 5384 * Get nth Argument, folding in tuples. | |
| 5385 * Returns: | |
| 5386 * Argument* nth Argument | |
| 5387 * NULL not found, *pn gets incremented by the number | |
| 5388 * of Arguments | |
| 5389 */ | |
| 5390 | |
| 5391 Argument *Argument::getNth(Arguments *args, size_t nth, size_t *pn) | |
| 5392 { | |
| 5393 if (!args) | |
| 5394 return NULL; | |
| 5395 | |
| 5396 size_t n = 0; | |
| 5397 for (size_t i = 0; i < args->dim; i++) | |
| 5398 { Argument *arg = (Argument *)args->data[i]; | |
| 5399 Type *t = arg->type->toBasetype(); | |
| 5400 | |
| 5401 if (t->ty == Ttuple) | |
| 5402 { TypeTuple *tu = (TypeTuple *)t; | |
| 5403 arg = getNth(tu->arguments, nth - n, &n); | |
| 5404 if (arg) | |
| 5405 return arg; | |
| 5406 } | |
| 5407 else if (n == nth) | |
| 5408 return arg; | |
| 5409 else | |
| 5410 n++; | |
| 5411 } | |
| 5412 | |
| 5413 if (pn) | |
| 5414 *pn += n; | |
| 5415 return NULL; | |
| 5416 } |