Mercurial > projects > ldc
annotate dmd/expression.c @ 1638:0de4525a9ed6
Apply workaround for #395 by klickverbot.
| author | Christian Kamm <kamm incasoftware de> |
|---|---|
| date | Mon, 08 Mar 2010 20:06:08 +0100 |
| parents | 44b145be2ef5 |
| children | 9bf06e02070b |
| rev | line source |
|---|---|
| 159 | 1 |
| 2 // Compiler implementation of the D programming language | |
|
1630
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
3 // Copyright (c) 1999-2010 by Digital Mars |
| 159 | 4 // All Rights Reserved |
| 5 // written by Walter Bright | |
| 6 // http://www.digitalmars.com | |
| 7 // License for redistribution is by either the Artistic License | |
| 8 // in artistic.txt, or the GNU General Public License in gnu.txt. | |
| 9 // See the included readme.txt for details. | |
| 10 | |
| 11 #include <stdio.h> | |
| 12 #include <stdlib.h> | |
| 13 #include <ctype.h> | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
14 #include <math.h> |
| 159 | 15 #include <assert.h> |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
16 #if _MSC_VER |
| 159 | 17 #include <complex> |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
18 #else |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
19 #endif |
| 159 | 20 |
| 21 #if _WIN32 && __DMC__ | |
| 22 extern "C" char * __cdecl __locale_decpoint; | |
| 23 #endif | |
| 24 | |
|
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:
163
diff
changeset
|
25 #if __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:
163
diff
changeset
|
26 #ifndef isnan |
|
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:
163
diff
changeset
|
27 #define isnan _isnan |
|
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:
163
diff
changeset
|
28 #endif |
|
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:
163
diff
changeset
|
29 #endif |
|
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:
163
diff
changeset
|
30 |
|
536
0d2db7efa105
Add isnan for __APPLE__ and darwin version ident for OSX.
Christian Kamm <kamm incasoftware de>
parents:
535
diff
changeset
|
31 #ifdef __APPLE__ |
|
0d2db7efa105
Add isnan for __APPLE__ and darwin version ident for OSX.
Christian Kamm <kamm incasoftware de>
parents:
535
diff
changeset
|
32 #ifndef isnan |
|
0d2db7efa105
Add isnan for __APPLE__ and darwin version ident for OSX.
Christian Kamm <kamm incasoftware de>
parents:
535
diff
changeset
|
33 int isnan(double); |
|
0d2db7efa105
Add isnan for __APPLE__ and darwin version ident for OSX.
Christian Kamm <kamm incasoftware de>
parents:
535
diff
changeset
|
34 #endif |
|
0d2db7efa105
Add isnan for __APPLE__ and darwin version ident for OSX.
Christian Kamm <kamm incasoftware de>
parents:
535
diff
changeset
|
35 #endif |
|
0d2db7efa105
Add isnan for __APPLE__ and darwin version ident for OSX.
Christian Kamm <kamm incasoftware de>
parents:
535
diff
changeset
|
36 |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
37 #include "rmem.h" |
| 1587 | 38 #include "port.h" |
| 39 | |
| 159 | 40 #include "mtype.h" |
| 41 #include "init.h" | |
| 42 #include "expression.h" | |
| 43 #include "template.h" | |
| 44 #include "utf.h" | |
| 45 #include "enum.h" | |
| 46 #include "scope.h" | |
| 47 #include "statement.h" | |
| 48 #include "declaration.h" | |
| 49 #include "aggregate.h" | |
| 50 #include "import.h" | |
| 51 #include "id.h" | |
| 52 #include "dsymbol.h" | |
| 53 #include "module.h" | |
| 54 #include "attrib.h" | |
| 55 #include "hdrgen.h" | |
| 56 #include "parse.h" | |
| 57 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
58 Expression *expandVar(int result, VarDeclaration *v); |
| 159 | 59 |
| 60 #define LOGSEMANTIC 0 | |
| 61 | |
| 62 /********************************** | |
| 63 * Set operator precedence for each operator. | |
| 64 */ | |
| 65 | |
| 66 // Operator precedence - greater values are higher precedence | |
| 67 | |
| 68 enum PREC | |
| 69 { | |
| 70 PREC_zero, | |
| 71 PREC_expr, | |
| 72 PREC_assign, | |
| 73 PREC_cond, | |
| 74 PREC_oror, | |
| 75 PREC_andand, | |
| 76 PREC_or, | |
| 77 PREC_xor, | |
| 78 PREC_and, | |
| 79 PREC_equal, | |
| 80 PREC_rel, | |
| 81 PREC_shift, | |
| 82 PREC_add, | |
| 83 PREC_mul, | |
| 84 PREC_unary, | |
| 85 PREC_primary, | |
| 86 }; | |
| 87 | |
| 88 enum PREC precedence[TOKMAX]; | |
| 89 | |
| 90 void initPrecedence() | |
| 91 { | |
| 92 precedence[TOKdotvar] = PREC_primary; | |
| 93 precedence[TOKimport] = PREC_primary; | |
| 94 precedence[TOKidentifier] = PREC_primary; | |
| 95 precedence[TOKthis] = PREC_primary; | |
| 96 precedence[TOKsuper] = PREC_primary; | |
| 97 precedence[TOKint64] = PREC_primary; | |
| 98 precedence[TOKfloat64] = PREC_primary; | |
| 99 precedence[TOKnull] = PREC_primary; | |
| 100 precedence[TOKstring] = PREC_primary; | |
| 101 precedence[TOKarrayliteral] = PREC_primary; | |
| 102 precedence[TOKtypeid] = PREC_primary; | |
| 103 precedence[TOKis] = PREC_primary; | |
| 104 precedence[TOKassert] = PREC_primary; | |
| 105 precedence[TOKfunction] = PREC_primary; | |
| 106 precedence[TOKvar] = PREC_primary; | |
| 336 | 107 #if DMDV2 |
| 108 precedence[TOKdefault] = PREC_primary; | |
| 109 #endif | |
| 159 | 110 |
| 111 // post | |
| 112 precedence[TOKdotti] = PREC_primary; | |
| 113 precedence[TOKdot] = PREC_primary; | |
| 114 // precedence[TOKarrow] = PREC_primary; | |
| 115 precedence[TOKplusplus] = PREC_primary; | |
| 116 precedence[TOKminusminus] = PREC_primary; | |
| 117 precedence[TOKcall] = PREC_primary; | |
| 118 precedence[TOKslice] = PREC_primary; | |
| 119 precedence[TOKarray] = PREC_primary; | |
| 120 | |
| 121 precedence[TOKaddress] = PREC_unary; | |
| 122 precedence[TOKstar] = PREC_unary; | |
| 123 precedence[TOKneg] = PREC_unary; | |
| 124 precedence[TOKuadd] = PREC_unary; | |
| 125 precedence[TOKnot] = PREC_unary; | |
| 126 precedence[TOKtobool] = PREC_add; | |
| 127 precedence[TOKtilde] = PREC_unary; | |
| 128 precedence[TOKdelete] = PREC_unary; | |
| 129 precedence[TOKnew] = PREC_unary; | |
| 130 precedence[TOKcast] = PREC_unary; | |
| 131 | |
| 132 precedence[TOKmul] = PREC_mul; | |
| 133 precedence[TOKdiv] = PREC_mul; | |
| 134 precedence[TOKmod] = PREC_mul; | |
| 135 | |
| 136 precedence[TOKadd] = PREC_add; | |
| 137 precedence[TOKmin] = PREC_add; | |
| 138 precedence[TOKcat] = PREC_add; | |
| 139 | |
| 140 precedence[TOKshl] = PREC_shift; | |
| 141 precedence[TOKshr] = PREC_shift; | |
| 142 precedence[TOKushr] = PREC_shift; | |
| 143 | |
| 144 precedence[TOKlt] = PREC_rel; | |
| 145 precedence[TOKle] = PREC_rel; | |
| 146 precedence[TOKgt] = PREC_rel; | |
| 147 precedence[TOKge] = PREC_rel; | |
| 148 precedence[TOKunord] = PREC_rel; | |
| 149 precedence[TOKlg] = PREC_rel; | |
| 150 precedence[TOKleg] = PREC_rel; | |
| 151 precedence[TOKule] = PREC_rel; | |
| 152 precedence[TOKul] = PREC_rel; | |
| 153 precedence[TOKuge] = PREC_rel; | |
| 154 precedence[TOKug] = PREC_rel; | |
| 155 precedence[TOKue] = PREC_rel; | |
| 156 precedence[TOKin] = PREC_rel; | |
| 157 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
158 #if 0 |
| 159 | 159 precedence[TOKequal] = PREC_equal; |
| 160 precedence[TOKnotequal] = PREC_equal; | |
| 161 precedence[TOKidentity] = PREC_equal; | |
| 162 precedence[TOKnotidentity] = PREC_equal; | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
163 #else |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
164 /* Note that we changed precedence, so that < and != have the same |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
165 * precedence. This change is in the parser, too. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
166 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
167 precedence[TOKequal] = PREC_rel; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
168 precedence[TOKnotequal] = PREC_rel; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
169 precedence[TOKidentity] = PREC_rel; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
170 precedence[TOKnotidentity] = PREC_rel; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
171 #endif |
| 159 | 172 |
| 173 precedence[TOKand] = PREC_and; | |
| 174 | |
| 175 precedence[TOKxor] = PREC_xor; | |
| 176 | |
| 177 precedence[TOKor] = PREC_or; | |
| 178 | |
| 179 precedence[TOKandand] = PREC_andand; | |
| 180 | |
| 181 precedence[TOKoror] = PREC_oror; | |
| 182 | |
| 183 precedence[TOKquestion] = PREC_cond; | |
| 184 | |
| 185 precedence[TOKassign] = PREC_assign; | |
| 186 precedence[TOKconstruct] = PREC_assign; | |
| 187 precedence[TOKblit] = PREC_assign; | |
| 188 precedence[TOKaddass] = PREC_assign; | |
| 189 precedence[TOKminass] = PREC_assign; | |
| 190 precedence[TOKcatass] = PREC_assign; | |
| 191 precedence[TOKmulass] = PREC_assign; | |
| 192 precedence[TOKdivass] = PREC_assign; | |
| 193 precedence[TOKmodass] = PREC_assign; | |
| 194 precedence[TOKshlass] = PREC_assign; | |
| 195 precedence[TOKshrass] = PREC_assign; | |
| 196 precedence[TOKushrass] = PREC_assign; | |
| 197 precedence[TOKandass] = PREC_assign; | |
| 198 precedence[TOKorass] = PREC_assign; | |
| 199 precedence[TOKxorass] = PREC_assign; | |
| 200 | |
| 201 precedence[TOKcomma] = PREC_expr; | |
| 202 } | |
| 203 | |
| 336 | 204 /************************************************************* |
| 205 * Given var, we need to get the | |
| 206 * right 'this' pointer if var is in an outer class, but our | |
| 207 * existing 'this' pointer is in an inner class. | |
| 208 * Input: | |
| 209 * e1 existing 'this' | |
| 210 * ad struct or class we need the correct 'this' for | |
| 211 * var the specific member of ad we're accessing | |
| 212 */ | |
| 213 | |
| 214 Expression *getRightThis(Loc loc, Scope *sc, AggregateDeclaration *ad, | |
| 215 Expression *e1, Declaration *var) | |
| 216 { | |
| 217 //printf("\ngetRightThis(e1 = %s, ad = %s, var = %s)\n", e1->toChars(), ad->toChars(), var->toChars()); | |
| 218 L1: | |
| 219 Type *t = e1->type->toBasetype(); | |
| 220 //printf("e1->type = %s, var->type = %s\n", e1->type->toChars(), var->type->toChars()); | |
| 221 | |
| 222 /* If e1 is not the 'this' pointer for ad | |
| 223 */ | |
| 224 if (ad && | |
| 225 !(t->ty == Tpointer && t->nextOf()->ty == Tstruct && | |
| 226 ((TypeStruct *)t->nextOf())->sym == ad) | |
| 227 && | |
| 228 !(t->ty == Tstruct && | |
| 229 ((TypeStruct *)t)->sym == ad) | |
| 230 ) | |
| 231 { | |
| 232 ClassDeclaration *cd = ad->isClassDeclaration(); | |
| 233 ClassDeclaration *tcd = t->isClassHandle(); | |
| 234 | |
| 235 /* e1 is the right this if ad is a base class of e1 | |
| 236 */ | |
| 237 if (!cd || !tcd || | |
| 238 !(tcd == cd || cd->isBaseOf(tcd, NULL)) | |
| 239 ) | |
| 240 { | |
| 241 /* Only classes can be inner classes with an 'outer' | |
| 242 * member pointing to the enclosing class instance | |
| 243 */ | |
| 244 if (tcd && tcd->isNested()) | |
| 245 { /* e1 is the 'this' pointer for an inner class: tcd. | |
| 246 * Rewrite it as the 'this' pointer for the outer class. | |
| 247 */ | |
| 248 | |
| 249 e1 = new DotVarExp(loc, e1, tcd->vthis); | |
| 250 e1->type = tcd->vthis->type; | |
| 251 // Do not call checkNestedRef() | |
| 252 //e1 = e1->semantic(sc); | |
| 253 | |
| 254 // Skip up over nested functions, and get the enclosing | |
| 255 // class type. | |
| 256 int n = 0; | |
| 257 Dsymbol *s; | |
| 258 for (s = tcd->toParent(); | |
| 259 s && s->isFuncDeclaration(); | |
| 260 s = s->toParent()) | |
| 261 { FuncDeclaration *f = s->isFuncDeclaration(); | |
| 262 if (f->vthis) | |
| 263 { | |
| 264 //printf("rewriting e1 to %s's this\n", f->toChars()); | |
| 265 n++; | |
|
486
a34078905d01
Added pragma(llvmdc, "string") for misc per-module compiler configuration, currently "string" can only be "verbose" which forces -vv for module it appears in.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
471
diff
changeset
|
266 |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
267 // LDC seems dmd misses it sometimes here :/ |
|
486
a34078905d01
Added pragma(llvmdc, "string") for misc per-module compiler configuration, currently "string" can only be "verbose" which forces -vv for module it appears in.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
471
diff
changeset
|
268 f->vthis->nestedref = 1; |
|
a34078905d01
Added pragma(llvmdc, "string") for misc per-module compiler configuration, currently "string" can only be "verbose" which forces -vv for module it appears in.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
471
diff
changeset
|
269 |
| 336 | 270 e1 = new VarExp(loc, f->vthis); |
| 271 } | |
| 272 } | |
| 273 if (s && s->isClassDeclaration()) | |
| 274 { e1->type = s->isClassDeclaration()->type; | |
| 275 if (n > 1) | |
| 276 e1 = e1->semantic(sc); | |
| 277 } | |
| 278 else | |
| 279 e1 = e1->semantic(sc); | |
| 280 goto L1; | |
| 281 } | |
| 282 /* Can't find a path from e1 to ad | |
| 283 */ | |
| 284 e1->error("this for %s needs to be type %s not type %s", | |
| 285 var->toChars(), ad->toChars(), t->toChars()); | |
| 286 } | |
| 287 } | |
| 288 return e1; | |
| 289 } | |
| 290 | |
| 159 | 291 /***************************************** |
| 292 * Determine if 'this' is available. | |
| 293 * If it is, return the FuncDeclaration that has it. | |
| 294 */ | |
| 295 | |
| 296 FuncDeclaration *hasThis(Scope *sc) | |
| 297 { FuncDeclaration *fd; | |
| 298 FuncDeclaration *fdthis; | |
| 299 | |
| 300 //printf("hasThis()\n"); | |
| 301 fdthis = sc->parent->isFuncDeclaration(); | |
| 302 //printf("fdthis = %p, '%s'\n", fdthis, fdthis ? fdthis->toChars() : ""); | |
| 303 | |
| 304 // Go upwards until we find the enclosing member function | |
| 305 fd = fdthis; | |
| 306 while (1) | |
| 307 { | |
| 308 if (!fd) | |
| 309 { | |
| 310 goto Lno; | |
| 311 } | |
| 312 if (!fd->isNested()) | |
| 313 break; | |
| 314 | |
| 315 Dsymbol *parent = fd->parent; | |
| 316 while (parent) | |
| 317 { | |
| 318 TemplateInstance *ti = parent->isTemplateInstance(); | |
| 319 if (ti) | |
| 320 parent = ti->parent; | |
| 321 else | |
| 322 break; | |
| 323 } | |
| 324 | |
| 325 fd = fd->parent->isFuncDeclaration(); | |
| 326 } | |
| 327 | |
| 328 if (!fd->isThis()) | |
| 329 { //printf("test '%s'\n", fd->toChars()); | |
| 330 goto Lno; | |
| 331 } | |
| 332 | |
| 333 assert(fd->vthis); | |
| 334 return fd; | |
| 335 | |
| 336 Lno: | |
| 337 return NULL; // don't have 'this' available | |
| 338 } | |
| 339 | |
| 340 | |
| 341 /*************************************** | |
| 342 * Pull out any properties. | |
| 343 */ | |
| 344 | |
| 345 Expression *resolveProperties(Scope *sc, Expression *e) | |
| 346 { | |
| 347 //printf("resolveProperties(%s)\n", e->toChars()); | |
| 348 if (e->type) | |
| 349 { | |
| 350 Type *t = e->type->toBasetype(); | |
| 351 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
352 if (t->ty == Tfunction /*|| e->op == TOKoverloadset*/) |
| 159 | 353 { |
| 354 e = new CallExp(e->loc, e); | |
| 355 e = e->semantic(sc); | |
| 356 } | |
| 357 | |
| 358 /* Look for e being a lazy parameter; rewrite as delegate call | |
| 359 */ | |
| 360 else if (e->op == TOKvar) | |
| 361 { VarExp *ve = (VarExp *)e; | |
| 362 | |
| 363 if (ve->var->storage_class & STClazy) | |
| 364 { | |
| 365 e = new CallExp(e->loc, e); | |
| 366 e = e->semantic(sc); | |
| 367 } | |
| 368 } | |
| 369 | |
| 370 else if (e->op == TOKdotexp) | |
| 371 { | |
| 372 e->error("expression has no value"); | |
| 373 } | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
374 |
| 159 | 375 } |
| 1587 | 376 else if (e->op == TOKdottd) |
| 377 { | |
| 378 e = new CallExp(e->loc, e); | |
| 379 e = e->semantic(sc); | |
| 380 } | |
| 159 | 381 return e; |
| 382 } | |
| 383 | |
| 384 /****************************** | |
| 385 * Perform semantic() on an array of Expressions. | |
| 386 */ | |
| 387 | |
| 388 void arrayExpressionSemantic(Expressions *exps, Scope *sc) | |
| 389 { | |
| 390 if (exps) | |
| 391 { | |
| 392 for (size_t i = 0; i < exps->dim; i++) | |
| 393 { Expression *e = (Expression *)exps->data[i]; | |
| 394 | |
| 395 e = e->semantic(sc); | |
| 396 exps->data[i] = (void *)e; | |
| 397 } | |
| 398 } | |
| 399 } | |
| 400 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
401 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
402 /****************************** |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
403 * Perform canThrow() on an array of Expressions. |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
404 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
405 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
406 #if DMDV2 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
407 int arrayExpressionCanThrow(Expressions *exps) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
408 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
409 if (exps) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
410 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
411 for (size_t i = 0; i < exps->dim; i++) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
412 { Expression *e = (Expression *)exps->data[i]; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
413 if (e && e->canThrow()) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
414 return 1; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
415 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
416 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
417 return 0; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
418 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
419 #endif |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
420 |
| 159 | 421 /**************************************** |
| 422 * Expand tuples. | |
| 423 */ | |
| 424 | |
| 425 void expandTuples(Expressions *exps) | |
| 426 { | |
| 427 //printf("expandTuples()\n"); | |
| 428 if (exps) | |
| 429 { | |
| 430 for (size_t i = 0; i < exps->dim; i++) | |
| 431 { Expression *arg = (Expression *)exps->data[i]; | |
| 432 if (!arg) | |
| 433 continue; | |
| 434 | |
| 435 // Look for tuple with 0 members | |
| 436 if (arg->op == TOKtype) | |
| 437 { TypeExp *e = (TypeExp *)arg; | |
| 438 if (e->type->toBasetype()->ty == Ttuple) | |
| 439 { TypeTuple *tt = (TypeTuple *)e->type->toBasetype(); | |
| 440 | |
| 441 if (!tt->arguments || tt->arguments->dim == 0) | |
| 442 { | |
| 443 exps->remove(i); | |
| 444 if (i == exps->dim) | |
| 445 return; | |
| 446 i--; | |
| 447 continue; | |
| 448 } | |
| 449 } | |
| 450 } | |
| 451 | |
| 452 // Inline expand all the tuples | |
| 453 while (arg->op == TOKtuple) | |
| 454 { TupleExp *te = (TupleExp *)arg; | |
| 455 | |
| 456 exps->remove(i); // remove arg | |
| 457 exps->insert(i, te->exps); // replace with tuple contents | |
| 458 if (i == exps->dim) | |
| 459 return; // empty tuple, no more arguments | |
| 460 arg = (Expression *)exps->data[i]; | |
| 461 } | |
| 462 } | |
| 463 } | |
| 464 } | |
| 465 | |
|
1604
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
466 Expressions *arrayExpressionToCommonType(Scope *sc, Expressions *exps, Type **pt) |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
467 { |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
468 #if DMDV1 |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
469 /* The first element sets the type |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
470 */ |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
471 Type *t0 = NULL; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
472 for (size_t i = 0; i < exps->dim; i++) |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
473 { Expression *e = (Expression *)exps->data[i]; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
474 |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
475 if (!e->type) |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
476 { error("%s has no value", e->toChars()); |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
477 e = new ErrorExp(); |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
478 } |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
479 e = resolveProperties(sc, e); |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
480 |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
481 if (!t0) |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
482 t0 = e->type; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
483 else |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
484 e = e->implicitCastTo(sc, t0); |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
485 exps->data[i] = (void *)e; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
486 } |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
487 |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
488 if (!t0) |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
489 t0 = Type::tvoid; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
490 if (pt) |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
491 *pt = t0; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
492 |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
493 // Eventually, we want to make this copy-on-write |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
494 return exps; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
495 #endif |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
496 #if DMDV2 |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
497 /* The type is determined by applying ?: to each pair. |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
498 */ |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
499 IntegerExp integerexp(0); |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
500 CondExp condexp(0, &integerexp, NULL, NULL); |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
501 |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
502 Type *t0 = NULL; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
503 Expression *e0; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
504 int j0; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
505 for (size_t i = 0; i < exps->dim; i++) |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
506 { Expression *e = (Expression *)exps->data[i]; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
507 |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
508 e = resolveProperties(sc, e); |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
509 if (!e->type) |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
510 { error("%s has no value", e->toChars()); |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
511 e = new ErrorExp(); |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
512 } |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
513 |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
514 if (t0) |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
515 { if (t0 != e->type) |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
516 { |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
517 /* This applies ?: to merge the types. It's backwards; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
518 * ?: should call this function to merge types. |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
519 */ |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
520 condexp.type = NULL; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
521 condexp.e1 = e0; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
522 condexp.e2 = e; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
523 condexp.semantic(sc); |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
524 exps->data[j0] = (void *)condexp.e1; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
525 e = condexp.e2; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
526 t0 = e->type; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
527 } |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
528 } |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
529 else |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
530 { j0 = i; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
531 e0 = e; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
532 t0 = e->type; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
533 } |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
534 exps->data[i] = (void *)e; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
535 } |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
536 |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
537 if (t0) |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
538 { |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
539 for (size_t i = 0; i < exps->dim; i++) |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
540 { Expression *e = (Expression *)exps->data[i]; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
541 e = e->implicitCastTo(sc, t0); |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
542 exps->data[i] = (void *)e; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
543 } |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
544 } |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
545 else |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
546 t0 = Type::tvoid; // [] is typed as void[] |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
547 if (pt) |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
548 *pt = t0; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
549 |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
550 // Eventually, we want to make this copy-on-write |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
551 return exps; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
552 #endif |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
553 } |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
554 |
| 159 | 555 /**************************************** |
| 556 * Preprocess arguments to function. | |
| 557 */ | |
| 558 | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
559 void preFunctionParameters(Loc loc, Scope *sc, Expressions *exps) |
| 159 | 560 { |
| 561 if (exps) | |
| 562 { | |
| 563 expandTuples(exps); | |
| 564 | |
| 565 for (size_t i = 0; i < exps->dim; i++) | |
| 566 { Expression *arg = (Expression *)exps->data[i]; | |
| 567 | |
| 568 if (!arg->type) | |
| 569 { | |
| 570 #ifdef DEBUG | |
| 571 if (!global.gag) | |
| 572 printf("1: \n"); | |
| 573 #endif | |
| 574 arg->error("%s is not an expression", arg->toChars()); | |
| 575 arg = new IntegerExp(arg->loc, 0, Type::tint32); | |
| 576 } | |
| 577 | |
| 578 arg = resolveProperties(sc, arg); | |
| 579 exps->data[i] = (void *) arg; | |
| 580 | |
| 581 //arg->rvalue(); | |
| 582 #if 0 | |
| 583 if (arg->type->ty == Tfunction) | |
| 584 { | |
| 585 arg = new AddrExp(arg->loc, arg); | |
| 586 arg = arg->semantic(sc); | |
| 587 exps->data[i] = (void *) arg; | |
| 588 } | |
| 589 #endif | |
| 590 } | |
| 591 } | |
| 592 } | |
| 593 | |
| 336 | 594 /********************************************* |
| 595 * Call copy constructor for struct value argument. | |
| 596 */ | |
| 597 #if DMDV2 | |
| 598 Expression *callCpCtor(Loc loc, Scope *sc, Expression *e) | |
| 599 { | |
| 600 Type *tb = e->type->toBasetype(); | |
| 601 assert(tb->ty == Tstruct); | |
| 602 StructDeclaration *sd = ((TypeStruct *)tb)->sym; | |
| 603 if (sd->cpctor) | |
| 604 { | |
| 605 /* Create a variable tmp, and replace the argument e with: | |
| 606 * (tmp = e),tmp | |
| 607 * and let AssignExp() handle the construction. | |
| 608 * This is not the most efficent, ideally tmp would be constructed | |
| 609 * directly onto the stack. | |
| 610 */ | |
| 611 Identifier *idtmp = Lexer::uniqueId("__tmp"); | |
| 612 VarDeclaration *tmp = new VarDeclaration(loc, tb, idtmp, new ExpInitializer(0, e)); | |
| 613 Expression *ae = new DeclarationExp(loc, tmp); | |
| 614 e = new CommaExp(loc, ae, new VarExp(loc, tmp)); | |
| 615 e = e->semantic(sc); | |
| 616 } | |
| 617 return e; | |
| 618 } | |
| 619 #endif | |
| 159 | 620 |
| 621 /**************************************** | |
| 622 * Now that we know the exact type of the function we're calling, | |
| 623 * the arguments[] need to be adjusted: | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
624 * 1. implicitly convert argument to the corresponding parameter type |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
625 * 2. add default arguments for any missing arguments |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
626 * 3. do default promotions on arguments corresponding to ... |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
627 * 4. add hidden _arguments[] argument |
| 159 | 628 */ |
| 629 | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
630 void functionParameters(Loc loc, Scope *sc, TypeFunction *tf, Expressions *arguments) |
| 159 | 631 { |
| 632 unsigned n; | |
| 633 | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
634 //printf("functionParameters()\n"); |
| 159 | 635 assert(arguments); |
| 636 size_t nargs = arguments ? arguments->dim : 0; | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
637 size_t nparams = Parameter::dim(tf->parameters); |
| 159 | 638 |
| 639 if (nargs > nparams && tf->varargs == 0) | |
| 1587 | 640 error(loc, "expected %zu arguments, not %zu for non-variadic function type %s", nparams, nargs, tf->toChars()); |
| 159 | 641 |
| 642 n = (nargs > nparams) ? nargs : nparams; // n = max(nargs, nparams) | |
| 643 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
644 int done = 0; |
| 159 | 645 for (size_t i = 0; i < n; i++) |
| 646 { | |
| 647 Expression *arg; | |
| 648 | |
| 649 if (i < nargs) | |
| 650 arg = (Expression *)arguments->data[i]; | |
| 651 else | |
| 652 arg = NULL; | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
653 Type *tb; |
| 159 | 654 |
| 655 if (i < nparams) | |
| 656 { | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
657 Parameter *p = Parameter::getNth(tf->parameters, i); |
| 159 | 658 |
| 659 if (!arg) | |
| 660 { | |
| 661 if (!p->defaultArg) | |
| 662 { | |
| 663 if (tf->varargs == 2 && i + 1 == nparams) | |
| 664 goto L2; | |
| 1587 | 665 error(loc, "expected %zu function arguments, not %zu", nparams, nargs); |
|
1611
3f728445fc42
Merge DMD r277: bugzilla 3495 Segfault(typinf.c) instantiating D variadic...
Leandro Lucarella <llucax@gmail.com>
parents:
1609
diff
changeset
|
666 return; |
| 159 | 667 } |
| 336 | 668 arg = p->defaultArg; |
| 669 #if DMDV2 | |
| 670 if (arg->op == TOKdefault) | |
| 671 { DefaultInitExp *de = (DefaultInitExp *)arg; | |
| 672 arg = de->resolve(loc, sc); | |
| 673 } | |
| 674 else | |
| 675 #endif | |
| 676 arg = arg->copy(); | |
| 159 | 677 arguments->push(arg); |
| 678 nargs++; | |
| 679 } | |
| 680 | |
| 681 if (tf->varargs == 2 && i + 1 == nparams) | |
| 682 { | |
| 683 //printf("\t\tvarargs == 2, p->type = '%s'\n", p->type->toChars()); | |
| 684 if (arg->implicitConvTo(p->type)) | |
| 685 { | |
| 686 if (nargs != nparams) | |
|
1611
3f728445fc42
Merge DMD r277: bugzilla 3495 Segfault(typinf.c) instantiating D variadic...
Leandro Lucarella <llucax@gmail.com>
parents:
1609
diff
changeset
|
687 { error(loc, "expected %zu function arguments, not %zu", nparams, nargs); |
|
3f728445fc42
Merge DMD r277: bugzilla 3495 Segfault(typinf.c) instantiating D variadic...
Leandro Lucarella <llucax@gmail.com>
parents:
1609
diff
changeset
|
688 return; |
|
3f728445fc42
Merge DMD r277: bugzilla 3495 Segfault(typinf.c) instantiating D variadic...
Leandro Lucarella <llucax@gmail.com>
parents:
1609
diff
changeset
|
689 } |
| 159 | 690 goto L1; |
| 691 } | |
| 692 L2: | |
| 693 Type *tb = p->type->toBasetype(); | |
| 694 Type *tret = p->isLazyArray(); | |
| 695 switch (tb->ty) | |
| 696 { | |
| 697 case Tsarray: | |
| 698 case Tarray: | |
| 699 { // Create a static array variable v of type arg->type | |
| 700 #ifdef IN_GCC | |
| 701 /* GCC 4.0 does not like zero length arrays used like | |
| 702 this; pass a null array value instead. Could also | |
| 703 just make a one-element array. */ | |
| 704 if (nargs - i == 0) | |
| 705 { | |
| 706 arg = new NullExp(loc); | |
| 707 break; | |
| 708 } | |
| 709 #endif | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
710 Identifier *id = Lexer::uniqueId("__arrayArg"); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
711 Type *t = new TypeSArray(((TypeArray *)tb)->next, new IntegerExp(nargs - i)); |
| 159 | 712 t = t->semantic(loc, sc); |
| 713 VarDeclaration *v = new VarDeclaration(loc, t, id, new VoidInitializer(loc)); | |
|
1621
fb2e6707ad17
Merge DMD r314+r315: bugzilla 2029 Typesafe variadic functions don't...
Leandro Lucarella <llucax@gmail.com>
parents:
1619
diff
changeset
|
714 v->storage_class |= STCctfe; |
| 159 | 715 v->semantic(sc); |
| 716 v->parent = sc->parent; | |
| 717 //sc->insert(v); | |
| 718 | |
| 719 Expression *c = new DeclarationExp(0, v); | |
| 720 c->type = v->type; | |
| 721 | |
| 722 for (size_t u = i; u < nargs; u++) | |
| 723 { Expression *a = (Expression *)arguments->data[u]; | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
724 if (tret && !((TypeArray *)tb)->next->equals(a->type)) |
| 159 | 725 a = a->toDelegate(sc, tret); |
| 726 | |
| 727 Expression *e = new VarExp(loc, v); | |
| 728 e = new IndexExp(loc, e, new IntegerExp(u + 1 - nparams)); | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
729 AssignExp *ae = new AssignExp(loc, e, a); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
730 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
731 ae->op = TOKconstruct; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
732 #endif |
| 159 | 733 if (c) |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
734 c = new CommaExp(loc, c, ae); |
| 159 | 735 else |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
736 c = ae; |
| 159 | 737 } |
| 738 arg = new VarExp(loc, v); | |
| 739 if (c) | |
| 740 arg = new CommaExp(loc, c, arg); | |
| 741 break; | |
| 742 } | |
| 743 case Tclass: | |
| 744 { /* Set arg to be: | |
| 745 * new Tclass(arg0, arg1, ..., argn) | |
| 746 */ | |
| 747 Expressions *args = new Expressions(); | |
| 748 args->setDim(nargs - i); | |
| 749 for (size_t u = i; u < nargs; u++) | |
| 750 args->data[u - i] = arguments->data[u]; | |
| 751 arg = new NewExp(loc, NULL, NULL, p->type, args); | |
| 752 break; | |
| 753 } | |
| 754 default: | |
| 755 if (!arg) | |
| 756 { error(loc, "not enough arguments"); | |
| 757 return; | |
| 758 } | |
| 759 break; | |
| 760 } | |
| 761 arg = arg->semantic(sc); | |
| 762 //printf("\targ = '%s'\n", arg->toChars()); | |
| 763 arguments->setDim(i + 1); | |
| 764 done = 1; | |
| 765 } | |
| 766 | |
| 767 L1: | |
| 768 if (!(p->storageClass & STClazy && p->type->ty == Tvoid)) | |
| 1587 | 769 { |
| 770 if (p->type != arg->type) | |
| 771 { | |
| 772 //printf("arg->type = %s, p->type = %s\n", arg->type->toChars(), p->type->toChars()); | |
| 773 if (arg->op == TOKtype) | |
| 774 arg->error("cannot pass type %s as function argument", arg->toChars()); | |
| 775 arg = arg->implicitCastTo(sc, p->type); | |
| 776 arg = arg->optimize(WANTvalue); | |
| 777 } | |
| 778 } | |
| 159 | 779 if (p->storageClass & (STCout | STCref)) |
| 780 { | |
| 781 // BUG: should check that argument to ref is type 'invariant' | |
| 782 // BUG: assignments to ref should also be type 'invariant' | |
| 783 arg = arg->modifiableLvalue(sc, arg); | |
| 784 | |
| 785 //if (arg->op == TOKslice) | |
| 786 //arg->error("cannot modify slice %s", arg->toChars()); | |
| 787 } | |
| 788 | |
|
723
55f6c2e454d7
Implemented correct parameter order according to x86-32 ABI documentation.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
717
diff
changeset
|
789 // LDC we don't want this! |
|
55f6c2e454d7
Implemented correct parameter order according to x86-32 ABI documentation.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
717
diff
changeset
|
790 #if !IN_LLVM |
| 159 | 791 // Convert static arrays to pointers |
| 792 tb = arg->type->toBasetype(); | |
| 793 if (tb->ty == Tsarray) | |
| 794 { | |
| 795 arg = arg->checkToPointer(); | |
| 796 } | |
|
723
55f6c2e454d7
Implemented correct parameter order according to x86-32 ABI documentation.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
717
diff
changeset
|
797 #endif |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
798 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
799 if (tb->ty == Tstruct && !(p->storageClass & (STCref | STCout))) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
800 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
801 arg = callCpCtor(loc, sc, arg); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
802 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
803 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
804 |
| 159 | 805 // Convert lazy argument to a delegate |
| 806 if (p->storageClass & STClazy) | |
| 807 { | |
| 808 arg = arg->toDelegate(sc, p->type); | |
| 809 } | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
810 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
811 /* Look for arguments that cannot 'escape' from the called |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
812 * function. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
813 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
814 if (!tf->parameterEscapes(p)) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
815 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
816 /* Function literals can only appear once, so if this |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
817 * appearance was scoped, there cannot be any others. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
818 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
819 if (arg->op == TOKfunction) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
820 { FuncExp *fe = (FuncExp *)arg; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
821 fe->fd->tookAddressOf = 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
822 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
823 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
824 /* For passing a delegate to a scoped parameter, |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
825 * this doesn't count as taking the address of it. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
826 * We only worry about 'escaping' references to the function. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
827 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
828 else if (arg->op == TOKdelegate) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
829 { DelegateExp *de = (DelegateExp *)arg; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
830 if (de->e1->op == TOKvar) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
831 { VarExp *ve = (VarExp *)de->e1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
832 FuncDeclaration *f = ve->var->isFuncDeclaration(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
833 if (f) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
834 { f->tookAddressOf--; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
835 //printf("tookAddressOf = %d\n", f->tookAddressOf); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
836 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
837 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
838 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
839 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
840 #endif |
| 159 | 841 } |
| 842 else | |
| 843 { | |
| 844 | |
| 845 // If not D linkage, do promotions | |
|
723
55f6c2e454d7
Implemented correct parameter order according to x86-32 ABI documentation.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
717
diff
changeset
|
846 // LDC: don't do promotions on intrinsics |
|
55f6c2e454d7
Implemented correct parameter order according to x86-32 ABI documentation.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
717
diff
changeset
|
847 if (tf->linkage != LINKd && tf->linkage != LINKintrinsic) |
| 159 | 848 { |
| 849 // Promote bytes, words, etc., to ints | |
| 850 arg = arg->integralPromotions(sc); | |
| 851 | |
| 852 // Promote floats to doubles | |
| 853 switch (arg->type->ty) | |
| 854 { | |
| 855 case Tfloat32: | |
| 856 arg = arg->castTo(sc, Type::tfloat64); | |
| 857 break; | |
| 858 | |
| 859 case Timaginary32: | |
| 860 arg = arg->castTo(sc, Type::timaginary64); | |
| 861 break; | |
| 862 } | |
| 863 } | |
| 864 | |
| 865 // Convert static arrays to dynamic arrays | |
| 866 tb = arg->type->toBasetype(); | |
| 867 if (tb->ty == Tsarray) | |
| 868 { TypeSArray *ts = (TypeSArray *)tb; | |
| 336 | 869 Type *ta = ts->next->arrayOf(); |
| 159 | 870 if (ts->size(arg->loc) == 0) |
|
1626
8fa4ab3dcc88
Merge DMD r320: refactor
Leandro Lucarella <llucax@gmail.com>
parents:
1621
diff
changeset
|
871 arg = new NullExp(arg->loc, ta); |
| 159 | 872 else |
| 873 arg = arg->castTo(sc, ta); | |
| 874 } | |
| 336 | 875 #if DMDV2 |
| 876 if (tb->ty == Tstruct) | |
| 877 { | |
| 878 arg = callCpCtor(loc, sc, arg); | |
| 879 } | |
| 1587 | 880 #endif |
| 336 | 881 |
| 882 // Give error for overloaded function addresses | |
| 1587 | 883 #if DMDV2 |
| 336 | 884 if (arg->op == TOKsymoff) |
| 885 { SymOffExp *se = (SymOffExp *)arg; | |
| 1587 | 886 if ( |
| 887 se->hasOverloads && | |
| 888 !se->var->isFuncDeclaration()->isUnique()) | |
| 336 | 889 arg->error("function %s is overloaded", arg->toChars()); |
| 890 } | |
| 891 #endif | |
| 159 | 892 arg->rvalue(); |
| 893 } | |
| 894 arg = arg->optimize(WANTvalue); | |
| 895 arguments->data[i] = (void *) arg; | |
| 896 if (done) | |
| 897 break; | |
| 898 } | |
| 899 | |
| 900 #if !IN_LLVM | |
| 901 // If D linkage and variadic, add _arguments[] as first argument | |
| 902 if (tf->linkage == LINKd && tf->varargs == 1) | |
| 903 { | |
|
1611
3f728445fc42
Merge DMD r277: bugzilla 3495 Segfault(typinf.c) instantiating D variadic...
Leandro Lucarella <llucax@gmail.com>
parents:
1609
diff
changeset
|
904 assert(arguments->dim >= nparams); |
|
3f728445fc42
Merge DMD r277: bugzilla 3495 Segfault(typinf.c) instantiating D variadic...
Leandro Lucarella <llucax@gmail.com>
parents:
1609
diff
changeset
|
905 Expression *e = createTypeInfoArray(sc, (Expression **)&arguments->data[nparams], |
| 159 | 906 arguments->dim - nparams); |
| 907 arguments->insert(0, e); | |
| 908 } | |
| 909 #endif | |
| 910 } | |
| 911 | |
| 912 /************************************************** | |
| 913 * Write expression out to buf, but wrap it | |
| 914 * in ( ) if its precedence is less than pr. | |
| 915 */ | |
| 916 | |
| 917 void expToCBuffer(OutBuffer *buf, HdrGenState *hgs, Expression *e, enum PREC pr) | |
| 918 { | |
| 336 | 919 //if (precedence[e->op] == 0) e->dump(0); |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
920 if (precedence[e->op] < pr || |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
921 /* Despite precedence, we don't allow a<b<c expressions. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
922 * They must be parenthesized. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
923 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
924 (pr == PREC_rel && precedence[e->op] == pr)) |
| 159 | 925 { |
| 926 buf->writeByte('('); | |
| 927 e->toCBuffer(buf, hgs); | |
| 928 buf->writeByte(')'); | |
| 929 } | |
| 930 else | |
| 931 e->toCBuffer(buf, hgs); | |
| 932 } | |
| 933 | |
| 934 /************************************************** | |
| 935 * Write out argument list to buf. | |
| 936 */ | |
| 937 | |
| 938 void argsToCBuffer(OutBuffer *buf, Expressions *arguments, HdrGenState *hgs) | |
| 939 { | |
| 940 if (arguments) | |
| 941 { | |
| 942 for (size_t i = 0; i < arguments->dim; i++) | |
| 943 { Expression *arg = (Expression *)arguments->data[i]; | |
| 944 | |
| 945 if (arg) | |
| 946 { if (i) | |
| 947 buf->writeByte(','); | |
| 948 expToCBuffer(buf, hgs, arg, PREC_assign); | |
| 949 } | |
| 950 } | |
| 951 } | |
| 952 } | |
| 953 | |
| 954 /************************************************** | |
| 955 * Write out argument types to buf. | |
| 956 */ | |
| 957 | |
| 958 void argExpTypesToCBuffer(OutBuffer *buf, Expressions *arguments, HdrGenState *hgs) | |
| 959 { | |
| 960 if (arguments) | |
| 961 { OutBuffer argbuf; | |
| 962 | |
| 963 for (size_t i = 0; i < arguments->dim; i++) | |
| 964 { Expression *arg = (Expression *)arguments->data[i]; | |
| 965 | |
| 966 if (i) | |
| 967 buf->writeByte(','); | |
| 968 argbuf.reset(); | |
| 969 arg->type->toCBuffer2(&argbuf, hgs, 0); | |
| 970 buf->write(&argbuf); | |
| 971 } | |
| 972 } | |
| 973 } | |
| 974 | |
| 975 /******************************** Expression **************************/ | |
| 976 | |
| 977 Expression::Expression(Loc loc, enum TOK op, int size) | |
| 978 : loc(loc) | |
| 979 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
980 //printf("Expression::Expression(op = %d) this = %p\n", op, this); |
| 159 | 981 this->loc = loc; |
| 982 this->op = op; | |
| 983 this->size = size; | |
| 984 type = NULL; | |
|
1151
3cf0066e6faf
- Versioned Expresssion::toElem with #if IN_DMD/IN_LLVM.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1146
diff
changeset
|
985 |
|
3cf0066e6faf
- Versioned Expresssion::toElem with #if IN_DMD/IN_LLVM.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1146
diff
changeset
|
986 #if IN_LLVM |
|
3cf0066e6faf
- Versioned Expresssion::toElem with #if IN_DMD/IN_LLVM.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1146
diff
changeset
|
987 cachedLvalue = NULL; |
|
3cf0066e6faf
- Versioned Expresssion::toElem with #if IN_DMD/IN_LLVM.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1146
diff
changeset
|
988 #endif |
| 159 | 989 } |
| 990 | |
| 991 Expression *Expression::syntaxCopy() | |
| 992 { | |
| 993 //printf("Expression::syntaxCopy()\n"); | |
| 994 //dump(0); | |
| 995 return copy(); | |
| 996 } | |
| 997 | |
| 998 /********************************* | |
| 999 * Does *not* do a deep copy. | |
| 1000 */ | |
| 1001 | |
| 1002 Expression *Expression::copy() | |
| 1003 { | |
| 1004 Expression *e; | |
| 1005 if (!size) | |
| 1006 { | |
| 1007 #ifdef DEBUG | |
| 1008 fprintf(stdmsg, "No expression copy for: %s\n", toChars()); | |
| 1009 printf("op = %d\n", op); | |
| 1010 dump(0); | |
| 1011 #endif | |
| 1012 assert(0); | |
| 1013 } | |
| 1014 e = (Expression *)mem.malloc(size); | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
1015 //printf("Expression::copy(op = %d) e = %p\n", op, e); |
| 159 | 1016 return (Expression *)memcpy(e, this, size); |
| 1017 } | |
| 1018 | |
| 1019 /************************** | |
| 1020 * Semantically analyze Expression. | |
| 1021 * Determine types, fold constants, etc. | |
| 1022 */ | |
| 1023 | |
| 1024 Expression *Expression::semantic(Scope *sc) | |
| 1025 { | |
| 1026 #if LOGSEMANTIC | |
| 336 | 1027 printf("Expression::semantic() %s\n", toChars()); |
| 159 | 1028 #endif |
| 1029 if (type) | |
| 1030 type = type->semantic(loc, sc); | |
| 1031 else | |
| 1032 type = Type::tvoid; | |
| 1033 return this; | |
| 1034 } | |
| 1035 | |
| 1036 void Expression::print() | |
| 1037 { | |
| 1038 fprintf(stdmsg, "%s\n", toChars()); | |
| 1039 fflush(stdmsg); | |
| 1040 } | |
| 1041 | |
| 1042 char *Expression::toChars() | |
| 1043 { OutBuffer *buf; | |
| 1044 HdrGenState hgs; | |
| 1045 | |
| 1046 memset(&hgs, 0, sizeof(hgs)); | |
| 1047 buf = new OutBuffer(); | |
| 1048 toCBuffer(buf, &hgs); | |
| 1049 return buf->toChars(); | |
| 1050 } | |
| 1051 | |
| 1052 void Expression::error(const char *format, ...) | |
| 1053 { | |
| 1054 va_list ap; | |
| 1055 va_start(ap, format); | |
| 1056 ::verror(loc, format, ap); | |
| 1057 va_end( ap ); | |
| 1058 } | |
| 1059 | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1060 void Expression::warning(const char *format, ...) |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1061 { |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1062 if (global.params.warnings && !global.gag) |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1063 { |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1064 va_list ap; |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1065 va_start(ap, format); |
|
1124
e7f0c2b48047
Fix a bug where ::warning() was called with a va_list argument instead of an
Frits van Bommel <fvbommel wxs.nl>
parents:
1120
diff
changeset
|
1066 ::vwarning(loc, format, ap); |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1067 va_end( ap ); |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1068 } |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1069 } |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1070 |
| 159 | 1071 void Expression::rvalue() |
| 1072 { | |
| 1073 if (type && type->toBasetype()->ty == Tvoid) | |
| 1074 { error("expression %s is void and has no value", toChars()); | |
| 1075 #if 0 | |
| 1076 dump(0); | |
| 1077 halt(); | |
| 1078 #endif | |
| 336 | 1079 type = Type::tint32; |
| 159 | 1080 } |
| 1081 } | |
| 1082 | |
| 1083 Expression *Expression::combine(Expression *e1, Expression *e2) | |
| 1084 { | |
| 1085 if (e1) | |
| 1086 { | |
| 1087 if (e2) | |
| 1088 { | |
| 1089 e1 = new CommaExp(e1->loc, e1, e2); | |
| 1090 e1->type = e2->type; | |
| 1091 } | |
| 1092 } | |
| 1093 else | |
| 1094 e1 = e2; | |
| 1095 return e1; | |
| 1096 } | |
| 1097 | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1098 dinteger_t Expression::toInteger() |
| 159 | 1099 { |
| 1100 //printf("Expression %s\n", Token::toChars(op)); | |
| 1101 error("Integer constant expression expected instead of %s", toChars()); | |
| 1102 return 0; | |
| 1103 } | |
| 1104 | |
| 1105 uinteger_t Expression::toUInteger() | |
| 1106 { | |
| 1107 //printf("Expression %s\n", Token::toChars(op)); | |
| 1108 return (uinteger_t)toInteger(); | |
| 1109 } | |
| 1110 | |
| 1111 real_t Expression::toReal() | |
| 1112 { | |
| 1113 error("Floating point constant expression expected instead of %s", toChars()); | |
| 1114 return 0; | |
| 1115 } | |
| 1116 | |
| 1117 real_t Expression::toImaginary() | |
| 1118 { | |
| 1119 error("Floating point constant expression expected instead of %s", toChars()); | |
| 1120 return 0; | |
| 1121 } | |
| 1122 | |
| 1123 complex_t Expression::toComplex() | |
| 1124 { | |
| 1125 error("Floating point constant expression expected instead of %s", toChars()); | |
| 1126 #ifdef IN_GCC | |
| 1127 return complex_t(real_t(0)); // %% nicer | |
| 1128 #else | |
| 1129 return 0; | |
| 1130 #endif | |
| 1131 } | |
| 1132 | |
| 1133 void Expression::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 1134 { | |
| 1135 buf->writestring(Token::toChars(op)); | |
| 1136 } | |
| 1137 | |
| 1138 void Expression::toMangleBuffer(OutBuffer *buf) | |
| 1139 { | |
| 1140 error("expression %s is not a valid template value argument", toChars()); | |
| 1141 } | |
| 1142 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1143 /*************************************** |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1144 * Return !=0 if expression is an lvalue. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1145 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1146 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1147 int Expression::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1148 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1149 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1150 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1151 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1152 |
| 159 | 1153 /******************************* |
| 1154 * Give error if we're not an lvalue. | |
| 1155 * If we can, convert expression to be an lvalue. | |
| 1156 */ | |
| 1157 | |
| 1158 Expression *Expression::toLvalue(Scope *sc, Expression *e) | |
| 1159 { | |
| 1160 if (!e) | |
| 1161 e = this; | |
| 1162 else if (!loc.filename) | |
| 1163 loc = e->loc; | |
| 1164 error("%s is not an lvalue", e->toChars()); | |
| 1165 return this; | |
| 1166 } | |
| 1167 | |
| 1168 Expression *Expression::modifiableLvalue(Scope *sc, Expression *e) | |
| 1169 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
1170 //printf("Expression::modifiableLvalue() %s, type = %s\n", toChars(), type->toChars()); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
1171 |
| 159 | 1172 // See if this expression is a modifiable lvalue (i.e. not const) |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1173 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1174 if (type && (!type->isMutable() || !type->isAssignable())) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1175 error("%s is not mutable", e->toChars()); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1176 #endif |
| 159 | 1177 return toLvalue(sc, e); |
| 1178 } | |
| 1179 | |
| 1180 /************************************ | |
| 1181 * Detect cases where pointers to the stack can 'escape' the | |
| 1182 * lifetime of the stack frame. | |
| 1183 */ | |
| 1184 | |
| 1185 void Expression::checkEscape() | |
| 1186 { | |
| 1187 } | |
| 1188 | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
1189 void Expression::checkEscapeRef() |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
1190 { |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
1191 } |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
1192 |
| 159 | 1193 void Expression::checkScalar() |
| 1194 { | |
| 1195 if (!type->isscalar()) | |
| 1196 error("'%s' is not a scalar, it is a %s", toChars(), type->toChars()); | |
| 1197 } | |
| 1198 | |
| 1199 void Expression::checkNoBool() | |
| 1200 { | |
| 1201 if (type->toBasetype()->ty == Tbool) | |
| 1202 error("operation not allowed on bool '%s'", toChars()); | |
| 1203 } | |
| 1204 | |
| 1205 Expression *Expression::checkIntegral() | |
| 1206 { | |
| 1207 if (!type->isintegral()) | |
| 1208 { error("'%s' is not of integral type, it is a %s", toChars(), type->toChars()); | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
1209 return new ErrorExp(); |
| 159 | 1210 } |
| 1211 return this; | |
| 1212 } | |
| 1213 | |
| 1214 Expression *Expression::checkArithmetic() | |
| 1215 { | |
| 1216 if (!type->isintegral() && !type->isfloating()) | |
| 1217 { error("'%s' is not of arithmetic type, it is a %s", toChars(), type->toChars()); | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
1218 return new ErrorExp(); |
| 159 | 1219 } |
| 1220 return this; | |
| 1221 } | |
| 1222 | |
| 1223 void Expression::checkDeprecated(Scope *sc, Dsymbol *s) | |
| 1224 { | |
| 1225 s->checkDeprecated(loc, sc); | |
| 1226 } | |
| 1227 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1228 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1229 void Expression::checkPurity(Scope *sc, FuncDeclaration *f) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1230 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1231 if (sc->func && sc->func->isPure() && !sc->intypeof && !f->isPure()) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1232 error("pure function '%s' cannot call impure function '%s'\n", |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1233 sc->func->toChars(), f->toChars()); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1234 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1235 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1236 |
| 159 | 1237 /******************************** |
| 1238 * Check for expressions that have no use. | |
| 1239 * Input: | |
| 1240 * flag 0 not going to use the result, so issue error message if no | |
| 1241 * side effects | |
| 1242 * 1 the result of the expression is used, but still check | |
| 1243 * for useless subexpressions | |
| 1244 * 2 do not issue error messages, just return !=0 if expression | |
| 1245 * has side effects | |
| 1246 */ | |
| 1247 | |
| 1248 int Expression::checkSideEffect(int flag) | |
| 1249 { | |
| 1250 if (flag == 0) | |
| 1251 { if (op == TOKimport) | |
| 1252 { | |
| 1253 error("%s has no effect", toChars()); | |
| 1254 } | |
| 1255 else | |
| 1256 error("%s has no effect in expression (%s)", | |
| 1257 Token::toChars(op), toChars()); | |
| 1258 } | |
| 1259 return 0; | |
| 1260 } | |
| 1261 | |
| 1262 /***************************** | |
| 1263 * Check that expression can be tested for true or false. | |
| 1264 */ | |
| 1265 | |
| 1266 Expression *Expression::checkToBoolean() | |
| 1267 { | |
| 1268 // Default is 'yes' - do nothing | |
| 1269 | |
| 1270 #ifdef DEBUG | |
| 1271 if (!type) | |
| 1272 dump(0); | |
| 1273 #endif | |
| 1274 | |
| 1275 if (!type->checkBoolean()) | |
| 1276 { | |
| 1277 error("expression %s of type %s does not have a boolean value", toChars(), type->toChars()); | |
| 1278 } | |
| 1279 return this; | |
| 1280 } | |
| 1281 | |
| 1282 /**************************** | |
| 1283 */ | |
| 1284 | |
| 1285 Expression *Expression::checkToPointer() | |
| 1286 { | |
| 1287 Expression *e; | |
| 1288 Type *tb; | |
| 1289 | |
| 1290 //printf("Expression::checkToPointer()\n"); | |
| 1291 e = this; | |
| 1292 | |
| 1293 // If C static array, convert to pointer | |
| 1294 tb = type->toBasetype(); | |
| 1295 if (tb->ty == Tsarray) | |
| 1296 { TypeSArray *ts = (TypeSArray *)tb; | |
| 1297 if (ts->size(loc) == 0) | |
| 1298 e = new NullExp(loc); | |
| 1299 else | |
| 1300 e = new AddrExp(loc, this); | |
| 336 | 1301 e->type = ts->next->pointerTo(); |
| 159 | 1302 } |
| 1303 return e; | |
| 1304 } | |
| 1305 | |
| 1306 /****************************** | |
| 1307 * Take address of expression. | |
| 1308 */ | |
| 1309 | |
| 1310 Expression *Expression::addressOf(Scope *sc) | |
| 1311 { | |
| 1312 Expression *e; | |
| 1313 | |
| 1314 //printf("Expression::addressOf()\n"); | |
| 1315 e = toLvalue(sc, NULL); | |
| 1316 e = new AddrExp(loc, e); | |
| 1317 e->type = type->pointerTo(); | |
| 1318 return e; | |
| 1319 } | |
| 1320 | |
| 1321 /****************************** | |
| 1322 * If this is a reference, dereference it. | |
| 1323 */ | |
| 1324 | |
| 1325 Expression *Expression::deref() | |
| 1326 { | |
| 1327 //printf("Expression::deref()\n"); | |
| 1587 | 1328 // type could be null if forward referencing an 'auto' variable |
| 1329 if (type && type->ty == Treference) | |
| 1330 { | |
| 1331 Expression *e = new PtrExp(loc, this); | |
| 336 | 1332 e->type = ((TypeReference *)type)->next; |
| 159 | 1333 return e; |
| 1334 } | |
| 1335 return this; | |
| 1336 } | |
| 1337 | |
| 1338 /******************************** | |
| 1339 * Does this expression statically evaluate to a boolean TRUE or FALSE? | |
| 1340 */ | |
| 1341 | |
| 1342 int Expression::isBool(int result) | |
| 1343 { | |
| 1344 return FALSE; | |
| 1345 } | |
| 1346 | |
| 1347 /******************************** | |
| 1348 * Does this expression result in either a 1 or a 0? | |
| 1349 */ | |
| 1350 | |
| 1351 int Expression::isBit() | |
| 1352 { | |
| 1353 return FALSE; | |
| 1354 } | |
| 1355 | |
| 336 | 1356 /******************************** |
| 1357 * Can this expression throw an exception? | |
| 1358 * Valid only after semantic() pass. | |
| 1359 */ | |
| 1360 | |
| 1361 int Expression::canThrow() | |
| 1362 { | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1363 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1364 return FALSE; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1365 #else |
| 336 | 1366 return TRUE; |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1367 #endif |
| 336 | 1368 } |
| 1369 | |
| 1370 | |
| 1371 | |
| 159 | 1372 Expressions *Expression::arraySyntaxCopy(Expressions *exps) |
| 1373 { Expressions *a = NULL; | |
| 1374 | |
| 1375 if (exps) | |
| 1376 { | |
| 1377 a = new Expressions(); | |
| 1378 a->setDim(exps->dim); | |
| 1379 for (int i = 0; i < a->dim; i++) | |
| 1380 { Expression *e = (Expression *)exps->data[i]; | |
| 1381 | |
| 1382 e = e->syntaxCopy(); | |
| 1383 a->data[i] = e; | |
| 1384 } | |
| 1385 } | |
| 1386 return a; | |
| 1387 } | |
| 1388 | |
| 1389 /******************************** IntegerExp **************************/ | |
| 1390 | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1391 IntegerExp::IntegerExp(Loc loc, dinteger_t value, Type *type) |
| 159 | 1392 : Expression(loc, TOKint64, sizeof(IntegerExp)) |
| 1393 { | |
| 1394 //printf("IntegerExp(value = %lld, type = '%s')\n", value, type ? type->toChars() : ""); | |
| 1395 if (type && !type->isscalar()) | |
| 1396 { | |
| 336 | 1397 //printf("%s, loc = %d\n", toChars(), loc.linnum); |
| 159 | 1398 error("integral constant must be scalar type, not %s", type->toChars()); |
| 1399 type = Type::terror; | |
| 1400 } | |
| 1401 this->type = type; | |
| 1402 this->value = value; | |
| 1403 } | |
| 1404 | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1405 IntegerExp::IntegerExp(dinteger_t value) |
| 159 | 1406 : Expression(0, TOKint64, sizeof(IntegerExp)) |
| 1407 { | |
| 1408 this->type = Type::tint32; | |
| 1409 this->value = value; | |
| 1410 } | |
| 1411 | |
| 1412 int IntegerExp::equals(Object *o) | |
| 1413 { IntegerExp *ne; | |
| 1414 | |
| 1415 if (this == o || | |
| 1416 (((Expression *)o)->op == TOKint64 && | |
| 1417 ((ne = (IntegerExp *)o), type->equals(ne->type)) && | |
| 1418 value == ne->value)) | |
| 1419 return 1; | |
| 1420 return 0; | |
| 1421 } | |
| 1422 | |
| 1423 char *IntegerExp::toChars() | |
| 1424 { | |
| 1425 #if 1 | |
| 1426 return Expression::toChars(); | |
| 1427 #else | |
| 1428 static char buffer[sizeof(value) * 3 + 1]; | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1429 |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1430 sprintf(buffer, "%jd", value); |
| 159 | 1431 return buffer; |
| 1432 #endif | |
| 1433 } | |
| 1434 | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1435 dinteger_t IntegerExp::toInteger() |
| 159 | 1436 { Type *t; |
| 1437 | |
| 1438 t = type; | |
| 1439 while (t) | |
| 1440 { | |
| 1441 switch (t->ty) | |
| 1442 { | |
| 1443 case Tbit: | |
| 1444 case Tbool: value = (value != 0); break; | |
| 1445 case Tint8: value = (d_int8) value; break; | |
| 1446 case Tchar: | |
| 1447 case Tuns8: value = (d_uns8) value; break; | |
| 1448 case Tint16: value = (d_int16) value; break; | |
| 1449 case Twchar: | |
| 1450 case Tuns16: value = (d_uns16) value; break; | |
| 1451 case Tint32: value = (d_int32) value; break; | |
| 1452 case Tdchar: | |
| 1453 case Tuns32: value = (d_uns32) value; break; | |
| 1454 case Tint64: value = (d_int64) value; break; | |
| 1455 case Tuns64: value = (d_uns64) value; break; | |
|
1120
0d38fa5a0b46
Another "pointers are 32 bits" issue in the frontend. long/ulong constants cast
Frits van Bommel <fvbommel wxs.nl>
parents:
1103
diff
changeset
|
1456 case Tpointer: |
|
0d38fa5a0b46
Another "pointers are 32 bits" issue in the frontend. long/ulong constants cast
Frits van Bommel <fvbommel wxs.nl>
parents:
1103
diff
changeset
|
1457 if (PTRSIZE == 4) |
|
0d38fa5a0b46
Another "pointers are 32 bits" issue in the frontend. long/ulong constants cast
Frits van Bommel <fvbommel wxs.nl>
parents:
1103
diff
changeset
|
1458 value = (d_uns32) value; |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1459 else if (PTRSIZE == 8) |
|
1120
0d38fa5a0b46
Another "pointers are 32 bits" issue in the frontend. long/ulong constants cast
Frits van Bommel <fvbommel wxs.nl>
parents:
1103
diff
changeset
|
1460 value = (d_uns64) value; |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1461 else |
|
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1462 assert(0); |
|
1120
0d38fa5a0b46
Another "pointers are 32 bits" issue in the frontend. long/ulong constants cast
Frits van Bommel <fvbommel wxs.nl>
parents:
1103
diff
changeset
|
1463 break; |
| 159 | 1464 |
| 1465 case Tenum: | |
| 1466 { | |
| 1467 TypeEnum *te = (TypeEnum *)t; | |
| 1468 t = te->sym->memtype; | |
| 1469 continue; | |
| 1470 } | |
| 1471 | |
| 1472 case Ttypedef: | |
| 1473 { | |
| 1474 TypeTypedef *tt = (TypeTypedef *)t; | |
| 1475 t = tt->sym->basetype; | |
| 1476 continue; | |
| 1477 } | |
| 1478 | |
| 1479 default: | |
| 336 | 1480 /* This can happen if errors, such as |
| 1481 * the type is painted on like in fromConstInitializer(). | |
| 1482 */ | |
| 1483 if (!global.errors) | |
| 1484 { type->print(); | |
| 1485 assert(0); | |
| 1486 } | |
| 159 | 1487 break; |
| 1488 } | |
| 1489 break; | |
| 1490 } | |
| 1491 return value; | |
| 1492 } | |
| 1493 | |
| 1494 real_t IntegerExp::toReal() | |
| 1495 { | |
| 1496 Type *t; | |
| 1497 | |
| 1498 toInteger(); | |
| 1499 t = type->toBasetype(); | |
| 1500 if (t->ty == Tuns64) | |
| 1501 return (real_t)(d_uns64)value; | |
| 1502 else | |
| 1503 return (real_t)(d_int64)value; | |
| 1504 } | |
| 1505 | |
| 1506 real_t IntegerExp::toImaginary() | |
| 1507 { | |
| 1508 return (real_t) 0; | |
| 1509 } | |
| 1510 | |
| 1511 complex_t IntegerExp::toComplex() | |
| 1512 { | |
| 1513 return toReal(); | |
| 1514 } | |
| 1515 | |
| 1516 int IntegerExp::isBool(int result) | |
| 1517 { | |
|
1616
c94049033c20
Merge DMD r296: bugzilla 3617 CTFE: wrong code for if(x) where x is int...
Leandro Lucarella <llucax@gmail.com>
parents:
1612
diff
changeset
|
1518 int r = toInteger() != 0; |
|
c94049033c20
Merge DMD r296: bugzilla 3617 CTFE: wrong code for if(x) where x is int...
Leandro Lucarella <llucax@gmail.com>
parents:
1612
diff
changeset
|
1519 return result ? r : !r; |
| 159 | 1520 } |
| 1521 | |
| 1522 Expression *IntegerExp::semantic(Scope *sc) | |
| 1523 { | |
| 1524 if (!type) | |
| 1525 { | |
| 1526 // Determine what the type of this number is | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1527 dinteger_t number = value; |
| 159 | 1528 |
| 1529 if (number & 0x8000000000000000LL) | |
| 1530 type = Type::tuns64; | |
| 1531 else if (number & 0xFFFFFFFF80000000LL) | |
| 1532 type = Type::tint64; | |
| 1533 else | |
| 1534 type = Type::tint32; | |
| 1535 } | |
| 1536 else | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
1537 { if (!type->deco) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
1538 type = type->semantic(loc, sc); |
| 159 | 1539 } |
| 1540 return this; | |
| 1541 } | |
| 1542 | |
| 1543 Expression *IntegerExp::toLvalue(Scope *sc, Expression *e) | |
| 1544 { | |
| 1545 if (!e) | |
| 1546 e = this; | |
| 1547 else if (!loc.filename) | |
| 1548 loc = e->loc; | |
| 1549 e->error("constant %s is not an lvalue", e->toChars()); | |
| 1550 return this; | |
| 1551 } | |
| 1552 | |
| 1553 void IntegerExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 1554 { | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1555 dinteger_t v = toInteger(); |
| 159 | 1556 |
| 1557 if (type) | |
| 1558 { Type *t = type; | |
| 1559 | |
| 1560 L1: | |
| 1561 switch (t->ty) | |
| 1562 { | |
| 1563 case Tenum: | |
| 1564 { TypeEnum *te = (TypeEnum *)t; | |
| 1565 buf->printf("cast(%s)", te->sym->toChars()); | |
| 1566 t = te->sym->memtype; | |
| 1567 goto L1; | |
| 1568 } | |
| 1569 | |
| 1570 case Ttypedef: | |
| 1571 { TypeTypedef *tt = (TypeTypedef *)t; | |
| 1572 buf->printf("cast(%s)", tt->sym->toChars()); | |
| 1573 t = tt->sym->basetype; | |
| 1574 goto L1; | |
| 1575 } | |
| 1576 | |
| 1577 case Twchar: // BUG: need to cast(wchar) | |
| 1578 case Tdchar: // BUG: need to cast(dchar) | |
| 1579 if ((uinteger_t)v > 0xFF) | |
| 1580 { | |
|
1372
229e02867307
Fix format-string bugs by adding __attribute__((__format__)) in all applicable
Frits van Bommel <fvbommel wxs.nl>
parents:
1367
diff
changeset
|
1581 buf->printf("'\\U%08x'", (unsigned)v); |
| 159 | 1582 break; |
| 1583 } | |
| 1584 case Tchar: | |
| 1585 if (v == '\'') | |
| 1586 buf->writestring("'\\''"); | |
| 1587 else if (isprint(v) && v != '\\') | |
| 1588 buf->printf("'%c'", (int)v); | |
| 1589 else | |
| 1590 buf->printf("'\\x%02x'", (int)v); | |
| 1591 break; | |
| 1592 | |
| 1593 case Tint8: | |
| 1594 buf->writestring("cast(byte)"); | |
| 1595 goto L2; | |
| 1596 | |
| 1597 case Tint16: | |
| 1598 buf->writestring("cast(short)"); | |
| 1599 goto L2; | |
| 1600 | |
| 1601 case Tint32: | |
| 1602 L2: | |
| 1603 buf->printf("%d", (int)v); | |
| 1604 break; | |
| 1605 | |
| 1606 case Tuns8: | |
| 1607 buf->writestring("cast(ubyte)"); | |
| 1608 goto L3; | |
| 1609 | |
| 1610 case Tuns16: | |
| 1611 buf->writestring("cast(ushort)"); | |
| 1612 goto L3; | |
| 1613 | |
| 1614 case Tuns32: | |
| 1615 L3: | |
| 1616 buf->printf("%du", (unsigned)v); | |
| 1617 break; | |
| 1618 | |
| 1619 case Tint64: | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1620 buf->printf("%jdL", v); |
| 159 | 1621 break; |
| 1622 | |
| 1623 case Tuns64: | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1624 L4: |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1625 buf->printf("%juLU", v); |
| 159 | 1626 break; |
| 1627 | |
| 1628 case Tbit: | |
| 1629 case Tbool: | |
| 1630 buf->writestring((char *)(v ? "true" : "false")); | |
| 1631 break; | |
| 1632 | |
| 1633 case Tpointer: | |
| 1634 buf->writestring("cast("); | |
| 1635 buf->writestring(t->toChars()); | |
| 1636 buf->writeByte(')'); | |
|
1120
0d38fa5a0b46
Another "pointers are 32 bits" issue in the frontend. long/ulong constants cast
Frits van Bommel <fvbommel wxs.nl>
parents:
1103
diff
changeset
|
1637 if (PTRSIZE == 4) |
|
0d38fa5a0b46
Another "pointers are 32 bits" issue in the frontend. long/ulong constants cast
Frits van Bommel <fvbommel wxs.nl>
parents:
1103
diff
changeset
|
1638 goto L3; |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1639 else if (PTRSIZE == 8) |
|
1120
0d38fa5a0b46
Another "pointers are 32 bits" issue in the frontend. long/ulong constants cast
Frits van Bommel <fvbommel wxs.nl>
parents:
1103
diff
changeset
|
1640 goto L4; |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1641 else |
|
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1642 assert(0); |
| 159 | 1643 |
| 1644 default: | |
| 336 | 1645 /* This can happen if errors, such as |
| 1646 * the type is painted on like in fromConstInitializer(). | |
| 1647 */ | |
| 1648 if (!global.errors) | |
| 1649 { | |
| 159 | 1650 #ifdef DEBUG |
| 336 | 1651 t->print(); |
| 159 | 1652 #endif |
| 336 | 1653 assert(0); |
| 1654 } | |
| 1655 break; | |
| 159 | 1656 } |
| 1657 } | |
| 1658 else if (v & 0x8000000000000000LL) | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1659 buf->printf("0x%jx", v); |
| 159 | 1660 else |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1661 buf->printf("%jd", v); |
| 159 | 1662 } |
| 1663 | |
| 1664 void IntegerExp::toMangleBuffer(OutBuffer *buf) | |
| 1665 { | |
| 1666 if ((sinteger_t)value < 0) | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1667 buf->printf("N%jd", -value); |
| 159 | 1668 else |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1669 buf->printf("%jd", value); |
| 159 | 1670 } |
| 1671 | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1672 /******************************** ErrorExp **************************/ |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1673 |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1674 /* Use this expression for error recovery. |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1675 * It should behave as a 'sink' to prevent further cascaded error messages. |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1676 */ |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1677 |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1678 ErrorExp::ErrorExp() |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1679 : IntegerExp(0, 0, Type::terror) |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1680 { |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1681 } |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1682 |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1683 void ErrorExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1684 { |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1685 buf->writestring("__error"); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1686 } |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1687 |
| 159 | 1688 /******************************** RealExp **************************/ |
| 1689 | |
| 1690 RealExp::RealExp(Loc loc, real_t value, Type *type) | |
| 1691 : Expression(loc, TOKfloat64, sizeof(RealExp)) | |
| 1692 { | |
| 1693 //printf("RealExp::RealExp(%Lg)\n", value); | |
| 1694 this->value = value; | |
| 1695 this->type = type; | |
| 1696 } | |
| 1697 | |
| 1698 char *RealExp::toChars() | |
| 1699 { | |
| 1700 char buffer[sizeof(value) * 3 + 8 + 1 + 1]; | |
| 1701 | |
| 1702 #ifdef IN_GCC | |
| 1703 value.format(buffer, sizeof(buffer)); | |
| 1704 if (type->isimaginary()) | |
| 1705 strcat(buffer, "i"); | |
| 1706 #else | |
| 1707 sprintf(buffer, type->isimaginary() ? "%Lgi" : "%Lg", value); | |
| 1708 #endif | |
| 1709 assert(strlen(buffer) < sizeof(buffer)); | |
| 1710 return mem.strdup(buffer); | |
| 1711 } | |
| 1712 | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1713 dinteger_t RealExp::toInteger() |
| 159 | 1714 { |
| 1715 #ifdef IN_GCC | |
| 1716 return toReal().toInt(); | |
| 1717 #else | |
| 1718 return (sinteger_t) toReal(); | |
| 1719 #endif | |
| 1720 } | |
| 1721 | |
| 1722 uinteger_t RealExp::toUInteger() | |
| 1723 { | |
| 1724 #ifdef IN_GCC | |
| 1725 return (uinteger_t) toReal().toInt(); | |
| 1726 #else | |
| 1727 return (uinteger_t) toReal(); | |
| 1728 #endif | |
| 1729 } | |
| 1730 | |
| 1731 real_t RealExp::toReal() | |
| 1732 { | |
| 1733 return type->isreal() ? value : 0; | |
| 1734 } | |
| 1735 | |
| 1736 real_t RealExp::toImaginary() | |
| 1737 { | |
| 1738 return type->isreal() ? 0 : value; | |
| 1739 } | |
| 1740 | |
| 1741 complex_t RealExp::toComplex() | |
| 1742 { | |
| 1743 #ifdef __DMC__ | |
| 1744 return toReal() + toImaginary() * I; | |
| 1745 #else | |
| 1746 return complex_t(toReal(), toImaginary()); | |
| 1747 #endif | |
| 1748 } | |
| 1749 | |
| 1750 /******************************** | |
| 1751 * Test to see if two reals are the same. | |
| 1752 * Regard NaN's as equivalent. | |
| 1753 * Regard +0 and -0 as different. | |
| 1754 */ | |
| 1755 | |
| 1756 int RealEquals(real_t x1, real_t x2) | |
| 1757 { | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1758 #if __APPLE__ |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1759 return (__inline_isnan(x1) && __inline_isnan(x2)) || |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1760 #else |
|
421
1c65b5477eaa
Fix real comparison for real: allow +0 to be distinguished from -0.
Christian Kamm <kamm incasoftware de>
parents:
420
diff
changeset
|
1761 return // special case nans |
|
1c65b5477eaa
Fix real comparison for real: allow +0 to be distinguished from -0.
Christian Kamm <kamm incasoftware de>
parents:
420
diff
changeset
|
1762 (isnan(x1) && isnan(x2)) || |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1763 #endif |
|
421
1c65b5477eaa
Fix real comparison for real: allow +0 to be distinguished from -0.
Christian Kamm <kamm incasoftware de>
parents:
420
diff
changeset
|
1764 // and zero, in order to distinguish +0 from -0 |
|
1c65b5477eaa
Fix real comparison for real: allow +0 to be distinguished from -0.
Christian Kamm <kamm incasoftware de>
parents:
420
diff
changeset
|
1765 (x1 == 0 && x2 == 0 && 1./x1 == 1./x2) || |
|
1c65b5477eaa
Fix real comparison for real: allow +0 to be distinguished from -0.
Christian Kamm <kamm incasoftware de>
parents:
420
diff
changeset
|
1766 // otherwise just compare |
|
1c65b5477eaa
Fix real comparison for real: allow +0 to be distinguished from -0.
Christian Kamm <kamm incasoftware de>
parents:
420
diff
changeset
|
1767 (x1 != 0. && x1 == x2); |
| 159 | 1768 } |
| 1769 | |
| 1770 int RealExp::equals(Object *o) | |
| 1771 { RealExp *ne; | |
| 1772 | |
| 1773 if (this == o || | |
| 1774 (((Expression *)o)->op == TOKfloat64 && | |
| 1775 ((ne = (RealExp *)o), type->equals(ne->type)) && | |
| 1776 RealEquals(value, ne->value) | |
| 1777 ) | |
| 1778 ) | |
| 1779 return 1; | |
| 1780 return 0; | |
| 1781 } | |
| 1782 | |
| 1783 Expression *RealExp::semantic(Scope *sc) | |
| 1784 { | |
| 1785 if (!type) | |
| 1786 type = Type::tfloat64; | |
| 1787 else | |
| 1788 type = type->semantic(loc, sc); | |
| 1789 return this; | |
| 1790 } | |
| 1791 | |
| 1792 int RealExp::isBool(int result) | |
| 1793 { | |
| 1794 #ifdef IN_GCC | |
| 1795 return result ? (! value.isZero()) : (value.isZero()); | |
| 1796 #else | |
| 1797 return result ? (value != 0) | |
| 1798 : (value == 0); | |
| 1799 #endif | |
| 1800 } | |
| 1801 | |
| 1802 void floatToBuffer(OutBuffer *buf, Type *type, real_t value) | |
| 1803 { | |
| 1804 /* In order to get an exact representation, try converting it | |
| 1805 * to decimal then back again. If it matches, use it. | |
| 1806 * If it doesn't, fall back to hex, which is | |
| 1807 * always exact. | |
| 1808 */ | |
| 1809 char buffer[25]; | |
| 1810 sprintf(buffer, "%Lg", value); | |
| 1811 assert(strlen(buffer) < sizeof(buffer)); | |
| 1812 #if _WIN32 && __DMC__ | |
| 1813 char *save = __locale_decpoint; | |
| 1814 __locale_decpoint = "."; | |
| 1815 real_t r = strtold(buffer, NULL); | |
| 1816 __locale_decpoint = save; | |
| 1817 #else | |
| 1818 real_t r = strtold(buffer, NULL); | |
| 1819 #endif | |
| 1820 if (r == value) // if exact duplication | |
| 1821 buf->writestring(buffer); | |
| 1822 else | |
| 1823 buf->printf("%La", value); // ensure exact duplication | |
| 1824 | |
| 1825 if (type) | |
| 1826 { | |
| 1827 Type *t = type->toBasetype(); | |
| 1828 switch (t->ty) | |
| 1829 { | |
| 1830 case Tfloat32: | |
| 1831 case Timaginary32: | |
| 1832 case Tcomplex32: | |
| 1833 buf->writeByte('F'); | |
| 1834 break; | |
| 1835 | |
| 1836 case Tfloat80: | |
| 1837 case Timaginary80: | |
| 1838 case Tcomplex80: | |
| 1839 buf->writeByte('L'); | |
| 1840 break; | |
| 1841 | |
| 1842 default: | |
| 1843 break; | |
| 1844 } | |
| 1845 if (t->isimaginary()) | |
| 1846 buf->writeByte('i'); | |
| 1847 } | |
| 1848 } | |
| 1849 | |
| 1850 void RealExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 1851 { | |
| 1852 floatToBuffer(buf, type, value); | |
| 1853 } | |
| 1854 | |
| 1855 void realToMangleBuffer(OutBuffer *buf, real_t value) | |
| 1856 { | |
| 1857 /* Rely on %A to get portable mangling. | |
| 1858 * Must munge result to get only identifier characters. | |
| 1859 * | |
| 1860 * Possible values from %A => mangled result | |
| 1861 * NAN => NAN | |
| 1862 * -INF => NINF | |
| 1863 * INF => INF | |
| 1864 * -0X1.1BC18BA997B95P+79 => N11BC18BA997B95P79 | |
| 1865 * 0X1.9P+2 => 19P2 | |
| 1866 */ | |
| 1867 | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1868 #if __APPLE__ |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1869 if (__inline_isnan(value)) |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1870 #else |
| 159 | 1871 if (isnan(value)) |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1872 #endif |
| 159 | 1873 buf->writestring("NAN"); // no -NAN bugs |
| 1874 else | |
| 1875 { | |
| 1876 char buffer[32]; | |
| 1877 int n = sprintf(buffer, "%LA", value); | |
| 1878 assert(n > 0 && n < sizeof(buffer)); | |
| 1879 for (int i = 0; i < n; i++) | |
| 1880 { char c = buffer[i]; | |
| 1881 | |
| 1882 switch (c) | |
| 1883 { | |
| 1884 case '-': | |
| 1885 buf->writeByte('N'); | |
| 1886 break; | |
| 1887 | |
| 1888 case '+': | |
| 1889 case 'X': | |
| 1890 case '.': | |
| 1891 break; | |
| 1892 | |
| 1893 case '0': | |
| 1894 if (i < 2) | |
| 1895 break; // skip leading 0X | |
| 1896 default: | |
| 1897 buf->writeByte(c); | |
| 1898 break; | |
| 1899 } | |
| 1900 } | |
| 1901 } | |
| 1902 } | |
| 1903 | |
| 1904 void RealExp::toMangleBuffer(OutBuffer *buf) | |
| 1905 { | |
| 1906 buf->writeByte('e'); | |
| 1907 realToMangleBuffer(buf, value); | |
| 1908 } | |
| 1909 | |
| 1910 | |
| 1911 /******************************** ComplexExp **************************/ | |
| 1912 | |
| 1913 ComplexExp::ComplexExp(Loc loc, complex_t value, Type *type) | |
| 1914 : Expression(loc, TOKcomplex80, sizeof(ComplexExp)) | |
| 1915 { | |
| 1916 this->value = value; | |
| 1917 this->type = type; | |
| 1918 //printf("ComplexExp::ComplexExp(%s)\n", toChars()); | |
| 1919 } | |
| 1920 | |
| 1921 char *ComplexExp::toChars() | |
| 1922 { | |
| 1923 char buffer[sizeof(value) * 3 + 8 + 1]; | |
| 1924 | |
| 1925 #ifdef IN_GCC | |
| 1926 char buf1[sizeof(value) * 3 + 8 + 1]; | |
| 1927 char buf2[sizeof(value) * 3 + 8 + 1]; | |
| 1928 creall(value).format(buf1, sizeof(buf1)); | |
| 1929 cimagl(value).format(buf2, sizeof(buf2)); | |
| 1930 sprintf(buffer, "(%s+%si)", buf1, buf2); | |
| 1931 #else | |
| 1932 sprintf(buffer, "(%Lg+%Lgi)", creall(value), cimagl(value)); | |
| 1933 assert(strlen(buffer) < sizeof(buffer)); | |
| 1934 #endif | |
| 1935 return mem.strdup(buffer); | |
| 1936 } | |
| 1937 | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1938 dinteger_t ComplexExp::toInteger() |
| 159 | 1939 { |
| 1940 #ifdef IN_GCC | |
| 1941 return (sinteger_t) toReal().toInt(); | |
| 1942 #else | |
| 1943 return (sinteger_t) toReal(); | |
| 1944 #endif | |
| 1945 } | |
| 1946 | |
| 1947 uinteger_t ComplexExp::toUInteger() | |
| 1948 { | |
| 1949 #ifdef IN_GCC | |
| 1950 return (uinteger_t) toReal().toInt(); | |
| 1951 #else | |
| 1952 return (uinteger_t) toReal(); | |
| 1953 #endif | |
| 1954 } | |
| 1955 | |
| 1956 real_t ComplexExp::toReal() | |
| 1957 { | |
| 1958 return creall(value); | |
| 1959 } | |
| 1960 | |
| 1961 real_t ComplexExp::toImaginary() | |
| 1962 { | |
| 1963 return cimagl(value); | |
| 1964 } | |
| 1965 | |
| 1966 complex_t ComplexExp::toComplex() | |
| 1967 { | |
| 1968 return value; | |
| 1969 } | |
| 1970 | |
| 1971 int ComplexExp::equals(Object *o) | |
| 1972 { ComplexExp *ne; | |
| 1973 | |
| 1974 if (this == o || | |
| 1975 (((Expression *)o)->op == TOKcomplex80 && | |
| 1976 ((ne = (ComplexExp *)o), type->equals(ne->type)) && | |
| 1977 RealEquals(creall(value), creall(ne->value)) && | |
| 1978 RealEquals(cimagl(value), cimagl(ne->value)) | |
| 1979 ) | |
| 1980 ) | |
| 1981 return 1; | |
| 1982 return 0; | |
| 1983 } | |
| 1984 | |
| 1985 Expression *ComplexExp::semantic(Scope *sc) | |
| 1986 { | |
| 1987 if (!type) | |
| 1988 type = Type::tcomplex80; | |
| 1989 else | |
| 1990 type = type->semantic(loc, sc); | |
| 1991 return this; | |
| 1992 } | |
| 1993 | |
| 1994 int ComplexExp::isBool(int result) | |
| 1995 { | |
| 1996 if (result) | |
| 1997 return (bool)(value); | |
| 1998 else | |
| 1999 return !value; | |
| 2000 } | |
| 2001 | |
| 2002 void ComplexExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 2003 { | |
| 2004 /* Print as: | |
| 2005 * (re+imi) | |
| 2006 */ | |
| 2007 #ifdef IN_GCC | |
| 2008 char buf1[sizeof(value) * 3 + 8 + 1]; | |
| 2009 char buf2[sizeof(value) * 3 + 8 + 1]; | |
| 2010 creall(value).format(buf1, sizeof(buf1)); | |
| 2011 cimagl(value).format(buf2, sizeof(buf2)); | |
| 2012 buf->printf("(%s+%si)", buf1, buf2); | |
| 2013 #else | |
| 2014 buf->writeByte('('); | |
| 2015 floatToBuffer(buf, type, creall(value)); | |
| 2016 buf->writeByte('+'); | |
| 2017 floatToBuffer(buf, type, cimagl(value)); | |
| 2018 buf->writestring("i)"); | |
| 2019 #endif | |
| 2020 } | |
| 2021 | |
| 2022 void ComplexExp::toMangleBuffer(OutBuffer *buf) | |
| 2023 { | |
| 2024 buf->writeByte('c'); | |
| 2025 real_t r = toReal(); | |
| 2026 realToMangleBuffer(buf, r); | |
| 2027 buf->writeByte('c'); // separate the two | |
| 2028 r = toImaginary(); | |
| 2029 realToMangleBuffer(buf, r); | |
| 2030 } | |
| 2031 | |
| 2032 /******************************** IdentifierExp **************************/ | |
| 2033 | |
| 2034 IdentifierExp::IdentifierExp(Loc loc, Identifier *ident) | |
| 2035 : Expression(loc, TOKidentifier, sizeof(IdentifierExp)) | |
| 2036 { | |
| 2037 this->ident = ident; | |
| 2038 } | |
| 2039 | |
| 2040 Expression *IdentifierExp::semantic(Scope *sc) | |
| 2041 { | |
| 2042 Dsymbol *s; | |
| 2043 Dsymbol *scopesym; | |
| 2044 | |
| 2045 #if LOGSEMANTIC | |
| 2046 printf("IdentifierExp::semantic('%s')\n", ident->toChars()); | |
| 2047 #endif | |
| 2048 s = sc->search(loc, ident, &scopesym); | |
| 2049 if (s) | |
| 2050 { Expression *e; | |
| 2051 WithScopeSymbol *withsym; | |
| 2052 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
2053 /* See if the symbol was a member of an enclosing 'with' |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
2054 */ |
| 159 | 2055 withsym = scopesym->isWithScopeSymbol(); |
| 2056 if (withsym) | |
| 2057 { | |
| 2058 s = s->toAlias(); | |
| 2059 | |
| 2060 // Same as wthis.ident | |
| 2061 if (s->needThis() || s->isTemplateDeclaration()) | |
| 2062 { | |
| 2063 e = new VarExp(loc, withsym->withstate->wthis); | |
| 2064 e = new DotIdExp(loc, e, ident); | |
| 2065 } | |
| 2066 else | |
| 2067 { Type *t = withsym->withstate->wthis->type; | |
| 2068 if (t->ty == Tpointer) | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
2069 t = ((TypePointer *)t)->next; |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
2070 e = typeDotIdExp(loc, t, ident); |
| 159 | 2071 } |
| 2072 } | |
| 2073 else | |
| 2074 { | |
| 2075 if (!s->parent && scopesym->isArrayScopeSymbol()) | |
| 2076 { // Kludge to run semantic() here because | |
| 2077 // ArrayScopeSymbol::search() doesn't have access to sc. | |
| 2078 s->semantic(sc); | |
| 2079 } | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2080 /* If f is really a function template, |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2081 * then replace f with the function template declaration. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2082 */ |
| 159 | 2083 FuncDeclaration *f = s->isFuncDeclaration(); |
| 2084 if (f && f->parent) | |
| 2085 { TemplateInstance *ti = f->parent->isTemplateInstance(); | |
| 2086 | |
| 2087 if (ti && | |
| 2088 !ti->isTemplateMixin() && | |
| 2089 (ti->name == f->ident || | |
| 2090 ti->toAlias()->ident == f->ident) | |
| 2091 && | |
| 2092 ti->tempdecl && ti->tempdecl->onemember) | |
| 2093 { | |
| 2094 TemplateDeclaration *tempdecl = ti->tempdecl; | |
| 2095 if (tempdecl->overroot) // if not start of overloaded list of TemplateDeclaration's | |
| 2096 tempdecl = tempdecl->overroot; // then get the start | |
| 2097 e = new TemplateExp(loc, tempdecl); | |
| 2098 e = e->semantic(sc); | |
| 2099 return e; | |
| 2100 } | |
| 2101 } | |
| 2102 e = new DsymbolExp(loc, s); | |
| 2103 } | |
| 2104 return e->semantic(sc); | |
| 2105 } | |
| 2106 error("undefined identifier %s", ident->toChars()); | |
| 2107 type = Type::terror; | |
| 2108 return this; | |
| 2109 } | |
| 2110 | |
| 2111 char *IdentifierExp::toChars() | |
| 2112 { | |
| 2113 return ident->toChars(); | |
| 2114 } | |
| 2115 | |
| 2116 void IdentifierExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 2117 { | |
| 2118 if (hgs->hdrgen) | |
| 2119 buf->writestring(ident->toHChars2()); | |
| 2120 else | |
| 2121 buf->writestring(ident->toChars()); | |
| 2122 } | |
| 2123 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2124 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2125 int IdentifierExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2126 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2127 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2128 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2129 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2130 |
| 159 | 2131 Expression *IdentifierExp::toLvalue(Scope *sc, Expression *e) |
| 2132 { | |
| 2133 #if 0 | |
| 2134 tym = tybasic(e1->ET->Tty); | |
| 2135 if (!(tyscalar(tym) || | |
| 2136 tym == TYstruct || | |
| 2137 tym == TYarray && e->Eoper == TOKaddr)) | |
| 2138 synerr(EM_lvalue); // lvalue expected | |
| 2139 #endif | |
| 2140 return this; | |
| 2141 } | |
| 2142 | |
| 2143 /******************************** DollarExp **************************/ | |
| 2144 | |
| 2145 DollarExp::DollarExp(Loc loc) | |
| 2146 : IdentifierExp(loc, Id::dollar) | |
| 2147 { | |
| 2148 } | |
| 2149 | |
| 2150 /******************************** DsymbolExp **************************/ | |
| 2151 | |
| 2152 DsymbolExp::DsymbolExp(Loc loc, Dsymbol *s) | |
| 2153 : Expression(loc, TOKdsymbol, sizeof(DsymbolExp)) | |
| 2154 { | |
| 2155 this->s = s; | |
| 2156 } | |
| 2157 | |
| 2158 Expression *DsymbolExp::semantic(Scope *sc) | |
| 2159 { | |
| 2160 #if LOGSEMANTIC | |
| 2161 printf("DsymbolExp::semantic('%s')\n", s->toChars()); | |
| 2162 #endif | |
| 2163 | |
| 2164 Lagain: | |
| 2165 EnumMember *em; | |
| 2166 Expression *e; | |
| 2167 VarDeclaration *v; | |
| 2168 FuncDeclaration *f; | |
| 2169 FuncLiteralDeclaration *fld; | |
| 2170 Declaration *d; | |
| 2171 ClassDeclaration *cd; | |
| 2172 ClassDeclaration *thiscd = NULL; | |
| 2173 Import *imp; | |
| 2174 Package *pkg; | |
| 2175 Type *t; | |
| 2176 | |
| 2177 //printf("DsymbolExp:: %p '%s' is a symbol\n", this, toChars()); | |
| 2178 //printf("s = '%s', s->kind = '%s'\n", s->toChars(), s->kind()); | |
| 2179 if (type) | |
| 2180 return this; | |
| 2181 if (!s->isFuncDeclaration()) // functions are checked after overloading | |
| 2182 checkDeprecated(sc, s); | |
| 2183 s = s->toAlias(); | |
| 2184 //printf("s = '%s', s->kind = '%s', s->needThis() = %p\n", s->toChars(), s->kind(), s->needThis()); | |
| 2185 if (!s->isFuncDeclaration()) | |
| 2186 checkDeprecated(sc, s); | |
| 2187 | |
| 2188 if (sc->func) | |
| 2189 thiscd = sc->func->parent->isClassDeclaration(); | |
| 2190 | |
| 2191 // BUG: This should happen after overload resolution for functions, not before | |
| 2192 if (s->needThis()) | |
| 2193 { | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2194 if (hasThis(sc) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2195 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2196 && !s->isFuncDeclaration() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2197 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2198 ) |
| 159 | 2199 { |
| 2200 // Supply an implicit 'this', as in | |
| 2201 // this.ident | |
| 2202 | |
| 2203 DotVarExp *de; | |
| 2204 | |
| 2205 de = new DotVarExp(loc, new ThisExp(loc), s->isDeclaration()); | |
| 2206 return de->semantic(sc); | |
| 2207 } | |
| 2208 } | |
| 2209 | |
| 2210 em = s->isEnumMember(); | |
| 2211 if (em) | |
| 2212 { | |
| 2213 e = em->value->copy(); | |
| 2214 e = e->semantic(sc); | |
| 2215 return e; | |
| 2216 } | |
| 2217 v = s->isVarDeclaration(); | |
| 2218 if (v) | |
| 2219 { | |
| 2220 //printf("Identifier '%s' is a variable, type '%s'\n", toChars(), v->type->toChars()); | |
| 2221 if (!type) | |
| 2222 { type = v->type; | |
| 2223 if (!v->type) | |
| 2224 { error("forward reference of %s", v->toChars()); | |
| 2225 type = Type::terror; | |
| 2226 } | |
| 2227 } | |
|
1499
df11cdec45a2
Another shot at fixing the issues with (constant) struct literals and their addresses. See DMD2682, #218, #324.
Christian Kamm <kamm incasoftware de>
parents:
1372
diff
changeset
|
2228 if (v->isSameAsInitializer() && type->toBasetype()->ty != Tsarray) |
| 159 | 2229 { |
| 2230 if (v->init) | |
| 2231 { | |
| 2232 if (v->inuse) | |
| 2233 { | |
| 2234 error("circular reference to '%s'", v->toChars()); | |
| 2235 type = Type::tint32; | |
| 2236 return this; | |
| 2237 } | |
| 2238 ExpInitializer *ei = v->init->isExpInitializer(); | |
| 2239 if (ei) | |
| 2240 { | |
| 2241 e = ei->exp->copy(); // make copy so we can change loc | |
| 2242 if (e->op == TOKstring || !e->type) | |
| 2243 e = e->semantic(sc); | |
| 2244 e = e->implicitCastTo(sc, type); | |
| 2245 e->loc = loc; | |
| 2246 return e; | |
| 2247 } | |
| 2248 } | |
| 2249 else | |
| 2250 { | |
| 2251 e = type->defaultInit(); | |
| 2252 e->loc = loc; | |
| 2253 return e; | |
| 2254 } | |
| 2255 } | |
| 2256 e = new VarExp(loc, v); | |
| 2257 e->type = type; | |
| 2258 e = e->semantic(sc); | |
| 2259 return e->deref(); | |
| 2260 } | |
| 2261 fld = s->isFuncLiteralDeclaration(); | |
| 2262 if (fld) | |
| 2263 { //printf("'%s' is a function literal\n", fld->toChars()); | |
| 2264 e = new FuncExp(loc, fld); | |
| 2265 return e->semantic(sc); | |
| 2266 } | |
| 2267 f = s->isFuncDeclaration(); | |
| 2268 if (f) | |
| 2269 { //printf("'%s' is a function\n", f->toChars()); | |
| 1587 | 2270 if (!f->type->deco) |
| 2271 { | |
| 2272 error("forward reference to %s", toChars()); | |
|
1612
081c48283153
Merge DMD r278: bugzilla 370 Compiler stack overflow on recursive...
Leandro Lucarella <llucax@gmail.com>
parents:
1611
diff
changeset
|
2273 return new ErrorExp(); |
| 1587 | 2274 } |
| 159 | 2275 return new VarExp(loc, f); |
| 2276 } | |
| 2277 cd = s->isClassDeclaration(); | |
| 2278 if (cd && thiscd && cd->isBaseOf(thiscd, NULL) && sc->func->needThis()) | |
| 2279 { | |
| 2280 // We need to add an implicit 'this' if cd is this class or a base class. | |
| 2281 DotTypeExp *dte; | |
| 2282 | |
| 2283 dte = new DotTypeExp(loc, new ThisExp(loc), s); | |
| 2284 return dte->semantic(sc); | |
| 2285 } | |
| 2286 imp = s->isImport(); | |
| 2287 if (imp) | |
| 2288 { | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
2289 if (!imp->pkg) |
|
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
2290 { error("forward reference of import %s", imp->toChars()); |
|
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
2291 return this; |
|
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
2292 } |
|
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
2293 ScopeExp *ie = new ScopeExp(loc, imp->pkg); |
| 159 | 2294 return ie->semantic(sc); |
| 2295 } | |
| 2296 pkg = s->isPackage(); | |
| 2297 if (pkg) | |
| 2298 { | |
| 2299 ScopeExp *ie; | |
| 2300 | |
| 2301 ie = new ScopeExp(loc, pkg); | |
| 2302 return ie->semantic(sc); | |
| 2303 } | |
| 2304 Module *mod = s->isModule(); | |
| 2305 if (mod) | |
| 2306 { | |
| 2307 ScopeExp *ie; | |
| 2308 | |
| 2309 ie = new ScopeExp(loc, mod); | |
| 2310 return ie->semantic(sc); | |
| 2311 } | |
| 2312 | |
| 2313 t = s->getType(); | |
| 2314 if (t) | |
| 2315 { | |
| 2316 return new TypeExp(loc, t); | |
| 2317 } | |
| 2318 | |
| 2319 TupleDeclaration *tup = s->isTupleDeclaration(); | |
| 2320 if (tup) | |
| 2321 { | |
| 2322 e = new TupleExp(loc, tup); | |
| 2323 e = e->semantic(sc); | |
| 2324 return e; | |
| 2325 } | |
| 2326 | |
| 2327 TemplateInstance *ti = s->isTemplateInstance(); | |
| 2328 if (ti && !global.errors) | |
| 1587 | 2329 { if (!ti->semanticRun) |
| 159 | 2330 ti->semantic(sc); |
| 2331 s = ti->inst->toAlias(); | |
| 2332 if (!s->isTemplateInstance()) | |
| 2333 goto Lagain; | |
| 2334 e = new ScopeExp(loc, ti); | |
| 2335 e = e->semantic(sc); | |
| 2336 return e; | |
| 2337 } | |
| 2338 | |
| 2339 TemplateDeclaration *td = s->isTemplateDeclaration(); | |
| 2340 if (td) | |
| 2341 { | |
| 2342 e = new TemplateExp(loc, td); | |
| 2343 e = e->semantic(sc); | |
| 2344 return e; | |
| 2345 } | |
| 2346 | |
| 2347 Lerr: | |
| 2348 error("%s '%s' is not a variable", s->kind(), s->toChars()); | |
| 2349 type = Type::terror; | |
| 2350 return this; | |
| 2351 } | |
| 2352 | |
| 2353 char *DsymbolExp::toChars() | |
| 2354 { | |
| 2355 return s->toChars(); | |
| 2356 } | |
| 2357 | |
| 2358 void DsymbolExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 2359 { | |
| 2360 buf->writestring(s->toChars()); | |
| 2361 } | |
| 2362 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2363 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2364 int DsymbolExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2365 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2366 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2367 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2368 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2369 |
| 159 | 2370 Expression *DsymbolExp::toLvalue(Scope *sc, Expression *e) |
| 2371 { | |
| 2372 #if 0 | |
| 2373 tym = tybasic(e1->ET->Tty); | |
| 2374 if (!(tyscalar(tym) || | |
| 2375 tym == TYstruct || | |
| 2376 tym == TYarray && e->Eoper == TOKaddr)) | |
| 2377 synerr(EM_lvalue); // lvalue expected | |
| 2378 #endif | |
| 2379 return this; | |
| 2380 } | |
| 2381 | |
| 2382 /******************************** ThisExp **************************/ | |
| 2383 | |
| 2384 ThisExp::ThisExp(Loc loc) | |
| 2385 : Expression(loc, TOKthis, sizeof(ThisExp)) | |
| 2386 { | |
| 2387 var = NULL; | |
| 2388 } | |
| 2389 | |
| 2390 Expression *ThisExp::semantic(Scope *sc) | |
| 2391 { FuncDeclaration *fd; | |
| 2392 FuncDeclaration *fdthis; | |
| 2393 int nested = 0; | |
| 2394 | |
| 2395 #if LOGSEMANTIC | |
| 2396 printf("ThisExp::semantic()\n"); | |
| 2397 #endif | |
| 2398 if (type) | |
| 2399 { //assert(global.errors || var); | |
| 2400 return this; | |
| 2401 } | |
| 2402 | |
| 2403 /* Special case for typeof(this) and typeof(super) since both | |
| 2404 * should work even if they are not inside a non-static member function | |
| 2405 */ | |
| 2406 if (sc->intypeof) | |
| 2407 { | |
| 2408 // Find enclosing struct or class | |
| 2409 for (Dsymbol *s = sc->parent; 1; s = s->parent) | |
| 2410 { | |
| 2411 ClassDeclaration *cd; | |
| 2412 StructDeclaration *sd; | |
| 2413 | |
| 2414 if (!s) | |
| 2415 { | |
| 2416 error("%s is not in a struct or class scope", toChars()); | |
| 2417 goto Lerr; | |
| 2418 } | |
| 2419 cd = s->isClassDeclaration(); | |
| 2420 if (cd) | |
| 2421 { | |
| 2422 type = cd->type; | |
| 2423 return this; | |
| 2424 } | |
| 2425 sd = s->isStructDeclaration(); | |
| 2426 if (sd) | |
| 2427 { | |
| 2428 type = sd->type->pointerTo(); | |
| 2429 return this; | |
| 2430 } | |
| 2431 } | |
| 2432 } | |
| 2433 | |
| 2434 fdthis = sc->parent->isFuncDeclaration(); | |
| 2435 fd = hasThis(sc); // fd is the uplevel function with the 'this' variable | |
| 2436 if (!fd) | |
| 2437 goto Lerr; | |
| 2438 | |
| 2439 assert(fd->vthis); | |
| 2440 var = fd->vthis; | |
| 2441 assert(var->parent); | |
| 2442 type = var->type; | |
| 2443 var->isVarDeclaration()->checkNestedReference(sc, loc); | |
| 2444 #if 0 | |
| 2445 if (fd != fdthis) // if nested | |
| 2446 { | |
| 2447 fdthis->getLevel(loc, fd); | |
| 2448 fd->vthis->nestedref = 1; | |
| 2449 fd->nestedFrameRef = 1; | |
| 2450 } | |
| 2451 #endif | |
| 336 | 2452 if (!sc->intypeof) |
| 2453 sc->callSuper |= CSXthis; | |
| 159 | 2454 return this; |
| 2455 | |
| 2456 Lerr: | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
2457 error("'this' is only defined in non-static member functions, not %s", sc->parent->toChars()); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
2458 type = Type::terror; |
| 159 | 2459 return this; |
| 2460 } | |
| 2461 | |
| 2462 int ThisExp::isBool(int result) | |
| 2463 { | |
| 2464 return result ? TRUE : FALSE; | |
| 2465 } | |
| 2466 | |
| 2467 void ThisExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 2468 { | |
| 2469 buf->writestring("this"); | |
| 2470 } | |
| 2471 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2472 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2473 int ThisExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2474 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2475 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2476 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2477 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2478 |
| 159 | 2479 Expression *ThisExp::toLvalue(Scope *sc, Expression *e) |
| 2480 { | |
| 2481 return this; | |
| 2482 } | |
| 2483 | |
| 2484 /******************************** SuperExp **************************/ | |
| 2485 | |
| 2486 SuperExp::SuperExp(Loc loc) | |
| 2487 : ThisExp(loc) | |
| 2488 { | |
| 2489 op = TOKsuper; | |
| 2490 } | |
| 2491 | |
| 2492 Expression *SuperExp::semantic(Scope *sc) | |
| 2493 { FuncDeclaration *fd; | |
| 2494 FuncDeclaration *fdthis; | |
| 2495 ClassDeclaration *cd; | |
| 2496 Dsymbol *s; | |
| 2497 | |
| 2498 #if LOGSEMANTIC | |
| 2499 printf("SuperExp::semantic('%s')\n", toChars()); | |
| 2500 #endif | |
| 2501 if (type) | |
| 2502 return this; | |
| 2503 | |
| 2504 /* Special case for typeof(this) and typeof(super) since both | |
| 2505 * should work even if they are not inside a non-static member function | |
| 2506 */ | |
| 2507 if (sc->intypeof) | |
| 2508 { | |
| 2509 // Find enclosing class | |
| 2510 for (Dsymbol *s = sc->parent; 1; s = s->parent) | |
| 2511 { | |
| 2512 ClassDeclaration *cd; | |
| 2513 | |
| 2514 if (!s) | |
| 2515 { | |
| 2516 error("%s is not in a class scope", toChars()); | |
| 2517 goto Lerr; | |
| 2518 } | |
| 2519 cd = s->isClassDeclaration(); | |
| 2520 if (cd) | |
| 2521 { | |
| 2522 cd = cd->baseClass; | |
| 2523 if (!cd) | |
| 2524 { error("class %s has no 'super'", s->toChars()); | |
| 2525 goto Lerr; | |
| 2526 } | |
| 2527 type = cd->type; | |
| 2528 return this; | |
| 2529 } | |
| 2530 } | |
| 2531 } | |
| 2532 | |
| 2533 fdthis = sc->parent->isFuncDeclaration(); | |
| 2534 fd = hasThis(sc); | |
| 2535 if (!fd) | |
| 2536 goto Lerr; | |
| 2537 assert(fd->vthis); | |
| 2538 var = fd->vthis; | |
| 2539 assert(var->parent); | |
| 2540 | |
| 2541 s = fd->toParent(); | |
| 2542 while (s && s->isTemplateInstance()) | |
| 2543 s = s->toParent(); | |
| 2544 assert(s); | |
| 2545 cd = s->isClassDeclaration(); | |
| 2546 //printf("parent is %s %s\n", fd->toParent()->kind(), fd->toParent()->toChars()); | |
| 2547 if (!cd) | |
| 2548 goto Lerr; | |
| 2549 if (!cd->baseClass) | |
| 2550 { | |
| 2551 error("no base class for %s", cd->toChars()); | |
| 2552 type = fd->vthis->type; | |
| 2553 } | |
| 2554 else | |
| 2555 { | |
| 2556 type = cd->baseClass->type; | |
| 2557 } | |
| 2558 | |
| 2559 var->isVarDeclaration()->checkNestedReference(sc, loc); | |
| 2560 #if 0 | |
| 2561 if (fd != fdthis) | |
| 2562 { | |
| 2563 fdthis->getLevel(loc, fd); | |
| 2564 fd->vthis->nestedref = 1; | |
| 2565 fd->nestedFrameRef = 1; | |
| 2566 } | |
| 2567 #endif | |
| 2568 | |
| 336 | 2569 if (!sc->intypeof) |
| 2570 sc->callSuper |= CSXsuper; | |
| 159 | 2571 return this; |
| 2572 | |
| 2573 | |
| 2574 Lerr: | |
| 2575 error("'super' is only allowed in non-static class member functions"); | |
| 2576 type = Type::tint32; | |
| 2577 return this; | |
| 2578 } | |
| 2579 | |
| 2580 void SuperExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 2581 { | |
| 2582 buf->writestring("super"); | |
| 2583 } | |
| 2584 | |
| 2585 | |
| 2586 /******************************** NullExp **************************/ | |
| 2587 | |
|
1626
8fa4ab3dcc88
Merge DMD r320: refactor
Leandro Lucarella <llucax@gmail.com>
parents:
1621
diff
changeset
|
2588 NullExp::NullExp(Loc loc, Type *type) |
| 159 | 2589 : Expression(loc, TOKnull, sizeof(NullExp)) |
| 2590 { | |
| 2591 committed = 0; | |
|
1626
8fa4ab3dcc88
Merge DMD r320: refactor
Leandro Lucarella <llucax@gmail.com>
parents:
1621
diff
changeset
|
2592 this->type = type; |
| 159 | 2593 } |
| 2594 | |
| 2595 Expression *NullExp::semantic(Scope *sc) | |
| 2596 { | |
| 2597 #if LOGSEMANTIC | |
| 2598 printf("NullExp::semantic('%s')\n", toChars()); | |
| 2599 #endif | |
| 2600 // NULL is the same as (void *)0 | |
| 2601 if (!type) | |
| 2602 type = Type::tvoid->pointerTo(); | |
| 2603 return this; | |
| 2604 } | |
| 2605 | |
| 2606 int NullExp::isBool(int result) | |
| 2607 { | |
| 2608 return result ? FALSE : TRUE; | |
| 2609 } | |
| 2610 | |
| 2611 void NullExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 2612 { | |
| 2613 buf->writestring("null"); | |
| 2614 } | |
| 2615 | |
| 2616 void NullExp::toMangleBuffer(OutBuffer *buf) | |
| 2617 { | |
| 2618 buf->writeByte('n'); | |
| 2619 } | |
| 2620 | |
| 2621 /******************************** StringExp **************************/ | |
| 2622 | |
| 2623 StringExp::StringExp(Loc loc, char *string) | |
| 2624 : Expression(loc, TOKstring, sizeof(StringExp)) | |
| 2625 { | |
| 2626 this->string = string; | |
| 2627 this->len = strlen(string); | |
| 2628 this->sz = 1; | |
| 2629 this->committed = 0; | |
| 2630 this->postfix = 0; | |
| 2631 } | |
| 2632 | |
| 2633 StringExp::StringExp(Loc loc, void *string, size_t len) | |
| 2634 : Expression(loc, TOKstring, sizeof(StringExp)) | |
| 2635 { | |
| 2636 this->string = string; | |
| 2637 this->len = len; | |
| 2638 this->sz = 1; | |
| 2639 this->committed = 0; | |
| 2640 this->postfix = 0; | |
| 2641 } | |
| 2642 | |
| 2643 StringExp::StringExp(Loc loc, void *string, size_t len, unsigned char postfix) | |
| 2644 : Expression(loc, TOKstring, sizeof(StringExp)) | |
| 2645 { | |
| 2646 this->string = string; | |
| 2647 this->len = len; | |
| 2648 this->sz = 1; | |
| 2649 this->committed = 0; | |
| 2650 this->postfix = postfix; | |
| 2651 } | |
| 2652 | |
| 2653 #if 0 | |
| 2654 Expression *StringExp::syntaxCopy() | |
| 2655 { | |
| 2656 printf("StringExp::syntaxCopy() %s\n", toChars()); | |
| 2657 return copy(); | |
| 2658 } | |
| 2659 #endif | |
| 2660 | |
| 2661 int StringExp::equals(Object *o) | |
| 2662 { | |
| 2663 //printf("StringExp::equals('%s')\n", o->toChars()); | |
| 2664 if (o && o->dyncast() == DYNCAST_EXPRESSION) | |
| 2665 { Expression *e = (Expression *)o; | |
| 2666 | |
| 2667 if (e->op == TOKstring) | |
| 2668 { | |
| 2669 return compare(o) == 0; | |
| 2670 } | |
| 2671 } | |
| 2672 return FALSE; | |
| 2673 } | |
| 2674 | |
| 2675 char *StringExp::toChars() | |
| 2676 { | |
| 2677 OutBuffer buf; | |
| 2678 HdrGenState hgs; | |
| 2679 char *p; | |
| 2680 | |
| 2681 memset(&hgs, 0, sizeof(hgs)); | |
| 2682 toCBuffer(&buf, &hgs); | |
| 2683 buf.writeByte(0); | |
| 2684 p = (char *)buf.data; | |
| 2685 buf.data = NULL; | |
| 2686 return p; | |
| 2687 } | |
| 2688 | |
| 2689 Expression *StringExp::semantic(Scope *sc) | |
| 2690 { | |
| 2691 #if LOGSEMANTIC | |
| 2692 printf("StringExp::semantic() %s\n", toChars()); | |
| 2693 #endif | |
| 2694 if (!type) | |
| 2695 { OutBuffer buffer; | |
| 2696 size_t newlen = 0; | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2697 const char *p; |
| 159 | 2698 size_t u; |
| 2699 unsigned c; | |
| 2700 | |
| 2701 switch (postfix) | |
| 2702 { | |
| 2703 case 'd': | |
| 2704 for (u = 0; u < len;) | |
| 2705 { | |
| 2706 p = utf_decodeChar((unsigned char *)string, len, &u, &c); | |
| 2707 if (p) | |
| 2708 { error("%s", p); | |
| 2709 break; | |
| 2710 } | |
| 2711 else | |
| 2712 { buffer.write4(c); | |
| 2713 newlen++; | |
| 2714 } | |
| 2715 } | |
| 2716 buffer.write4(0); | |
| 2717 string = buffer.extractData(); | |
| 2718 len = newlen; | |
| 2719 sz = 4; | |
| 2720 type = new TypeSArray(Type::tdchar, new IntegerExp(loc, len, Type::tindex)); | |
| 2721 committed = 1; | |
| 2722 break; | |
| 2723 | |
| 2724 case 'w': | |
| 2725 for (u = 0; u < len;) | |
| 2726 { | |
| 2727 p = utf_decodeChar((unsigned char *)string, len, &u, &c); | |
| 2728 if (p) | |
| 2729 { error("%s", p); | |
| 2730 break; | |
| 2731 } | |
| 2732 else | |
| 2733 { buffer.writeUTF16(c); | |
| 2734 newlen++; | |
| 2735 if (c >= 0x10000) | |
| 2736 newlen++; | |
| 2737 } | |
| 2738 } | |
| 2739 buffer.writeUTF16(0); | |
| 2740 string = buffer.extractData(); | |
| 2741 len = newlen; | |
| 2742 sz = 2; | |
| 2743 type = new TypeSArray(Type::twchar, new IntegerExp(loc, len, Type::tindex)); | |
| 2744 committed = 1; | |
| 2745 break; | |
| 2746 | |
| 2747 case 'c': | |
| 2748 committed = 1; | |
| 2749 default: | |
| 2750 type = new TypeSArray(Type::tchar, new IntegerExp(loc, len, Type::tindex)); | |
| 2751 break; | |
| 2752 } | |
| 2753 type = type->semantic(loc, sc); | |
| 2754 } | |
| 2755 return this; | |
| 2756 } | |
| 2757 | |
| 2758 /**************************************** | |
| 2759 * Convert string to char[]. | |
| 2760 */ | |
| 2761 | |
| 2762 StringExp *StringExp::toUTF8(Scope *sc) | |
| 2763 { | |
| 2764 if (sz != 1) | |
| 2765 { // Convert to UTF-8 string | |
| 2766 committed = 0; | |
| 2767 Expression *e = castTo(sc, Type::tchar->arrayOf()); | |
| 2768 e = e->optimize(WANTvalue); | |
| 2769 assert(e->op == TOKstring); | |
| 2770 StringExp *se = (StringExp *)e; | |
| 2771 assert(se->sz == 1); | |
| 2772 return se; | |
| 2773 } | |
| 2774 return this; | |
| 2775 } | |
| 2776 | |
| 2777 int StringExp::compare(Object *obj) | |
| 2778 { | |
| 2779 // Used to sort case statement expressions so we can do an efficient lookup | |
| 2780 StringExp *se2 = (StringExp *)(obj); | |
| 2781 | |
| 2782 // This is a kludge so isExpression() in template.c will return 5 | |
| 2783 // for StringExp's. | |
| 2784 if (!se2) | |
| 2785 return 5; | |
| 2786 | |
| 2787 assert(se2->op == TOKstring); | |
| 2788 | |
| 2789 int len1 = len; | |
| 2790 int len2 = se2->len; | |
| 2791 | |
| 2792 if (len1 == len2) | |
| 2793 { | |
| 2794 switch (sz) | |
| 2795 { | |
| 2796 case 1: | |
| 2797 return strcmp((char *)string, (char *)se2->string); | |
| 2798 | |
| 2799 case 2: | |
| 2800 { unsigned u; | |
| 2801 d_wchar *s1 = (d_wchar *)string; | |
| 2802 d_wchar *s2 = (d_wchar *)se2->string; | |
| 2803 | |
| 2804 for (u = 0; u < len; u++) | |
| 2805 { | |
| 2806 if (s1[u] != s2[u]) | |
| 2807 return s1[u] - s2[u]; | |
| 2808 } | |
| 2809 } | |
| 2810 | |
| 2811 case 4: | |
| 2812 { unsigned u; | |
| 2813 d_dchar *s1 = (d_dchar *)string; | |
| 2814 d_dchar *s2 = (d_dchar *)se2->string; | |
| 2815 | |
| 2816 for (u = 0; u < len; u++) | |
| 2817 { | |
| 2818 if (s1[u] != s2[u]) | |
| 2819 return s1[u] - s2[u]; | |
| 2820 } | |
| 2821 } | |
| 2822 break; | |
| 2823 | |
| 2824 default: | |
| 2825 assert(0); | |
| 2826 } | |
| 2827 } | |
| 2828 return len1 - len2; | |
| 2829 } | |
| 2830 | |
| 2831 int StringExp::isBool(int result) | |
| 2832 { | |
| 2833 return result ? TRUE : FALSE; | |
| 2834 } | |
| 2835 | |
| 2836 unsigned StringExp::charAt(size_t i) | |
| 2837 { unsigned value; | |
| 2838 | |
| 2839 switch (sz) | |
| 2840 { | |
| 2841 case 1: | |
| 2842 value = ((unsigned char *)string)[i]; | |
| 2843 break; | |
| 2844 | |
| 2845 case 2: | |
| 2846 value = ((unsigned short *)string)[i]; | |
| 2847 break; | |
| 2848 | |
| 2849 case 4: | |
| 2850 value = ((unsigned int *)string)[i]; | |
| 2851 break; | |
| 2852 | |
| 2853 default: | |
| 2854 assert(0); | |
| 2855 break; | |
| 2856 } | |
| 2857 return value; | |
| 2858 } | |
| 2859 | |
| 2860 void StringExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 2861 { | |
| 2862 buf->writeByte('"'); | |
| 2863 for (size_t i = 0; i < len; i++) | |
| 2864 { unsigned c = charAt(i); | |
| 2865 | |
| 2866 switch (c) | |
| 2867 { | |
| 2868 case '"': | |
| 2869 case '\\': | |
| 2870 if (!hgs->console) | |
| 2871 buf->writeByte('\\'); | |
| 2872 default: | |
| 2873 if (c <= 0xFF) | |
| 2874 { if (c <= 0x7F && (isprint(c) || hgs->console)) | |
| 2875 buf->writeByte(c); | |
| 2876 else | |
| 2877 buf->printf("\\x%02x", c); | |
| 2878 } | |
| 2879 else if (c <= 0xFFFF) | |
| 2880 buf->printf("\\x%02x\\x%02x", c & 0xFF, c >> 8); | |
| 2881 else | |
| 2882 buf->printf("\\x%02x\\x%02x\\x%02x\\x%02x", | |
| 2883 c & 0xFF, (c >> 8) & 0xFF, (c >> 16) & 0xFF, c >> 24); | |
| 2884 break; | |
| 2885 } | |
| 2886 } | |
| 2887 buf->writeByte('"'); | |
| 2888 if (postfix) | |
| 2889 buf->writeByte(postfix); | |
| 2890 } | |
| 2891 | |
| 2892 void StringExp::toMangleBuffer(OutBuffer *buf) | |
| 2893 { char m; | |
| 2894 OutBuffer tmp; | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2895 const char *p; |
| 159 | 2896 unsigned c; |
| 2897 size_t u; | |
| 2898 unsigned char *q; | |
| 2899 unsigned qlen; | |
| 2900 | |
| 2901 /* Write string in UTF-8 format | |
| 2902 */ | |
| 2903 switch (sz) | |
| 2904 { case 1: | |
| 2905 m = 'a'; | |
| 2906 q = (unsigned char *)string; | |
| 2907 qlen = len; | |
| 2908 break; | |
| 2909 case 2: | |
| 2910 m = 'w'; | |
| 2911 for (u = 0; u < len; ) | |
| 2912 { | |
| 2913 p = utf_decodeWchar((unsigned short *)string, len, &u, &c); | |
| 2914 if (p) | |
| 2915 error("%s", p); | |
| 2916 else | |
| 2917 tmp.writeUTF8(c); | |
| 2918 } | |
| 2919 q = tmp.data; | |
| 2920 qlen = tmp.offset; | |
| 2921 break; | |
| 2922 case 4: | |
| 2923 m = 'd'; | |
| 2924 for (u = 0; u < len; u++) | |
| 2925 { | |
| 2926 c = ((unsigned *)string)[u]; | |
| 2927 if (!utf_isValidDchar(c)) | |
| 2928 error("invalid UCS-32 char \\U%08x", c); | |
| 2929 else | |
| 2930 tmp.writeUTF8(c); | |
| 2931 } | |
| 2932 q = tmp.data; | |
| 2933 qlen = tmp.offset; | |
| 2934 break; | |
| 2935 default: | |
| 2936 assert(0); | |
| 2937 } | |
| 2938 buf->writeByte(m); | |
| 2939 buf->printf("%d_", qlen); | |
| 2940 for (size_t i = 0; i < qlen; i++) | |
| 2941 buf->printf("%02x", q[i]); | |
| 2942 } | |
| 2943 | |
| 2944 /************************ ArrayLiteralExp ************************************/ | |
| 2945 | |
| 2946 // [ e1, e2, e3, ... ] | |
| 2947 | |
| 2948 ArrayLiteralExp::ArrayLiteralExp(Loc loc, Expressions *elements) | |
| 2949 : Expression(loc, TOKarrayliteral, sizeof(ArrayLiteralExp)) | |
| 2950 { | |
| 2951 this->elements = elements; | |
| 2952 } | |
| 2953 | |
| 2954 ArrayLiteralExp::ArrayLiteralExp(Loc loc, Expression *e) | |
| 2955 : Expression(loc, TOKarrayliteral, sizeof(ArrayLiteralExp)) | |
| 2956 { | |
| 2957 elements = new Expressions; | |
| 2958 elements->push(e); | |
| 2959 } | |
| 2960 | |
| 2961 Expression *ArrayLiteralExp::syntaxCopy() | |
| 2962 { | |
| 2963 return new ArrayLiteralExp(loc, arraySyntaxCopy(elements)); | |
| 2964 } | |
| 2965 | |
| 2966 Expression *ArrayLiteralExp::semantic(Scope *sc) | |
| 2967 { Expression *e; | |
| 2968 Type *t0 = NULL; | |
| 2969 | |
| 2970 #if LOGSEMANTIC | |
| 2971 printf("ArrayLiteralExp::semantic('%s')\n", toChars()); | |
| 2972 #endif | |
| 2973 if (type) | |
| 2974 return this; | |
| 2975 | |
| 2976 // Run semantic() on each element | |
| 2977 for (int i = 0; i < elements->dim; i++) | |
| 2978 { e = (Expression *)elements->data[i]; | |
| 2979 e = e->semantic(sc); | |
| 2980 elements->data[i] = (void *)e; | |
| 2981 } | |
| 2982 expandTuples(elements); | |
| 2983 for (int i = 0; i < elements->dim; i++) | |
| 2984 { e = (Expression *)elements->data[i]; | |
| 2985 | |
| 2986 if (!e->type) | |
| 2987 error("%s has no value", e->toChars()); | |
| 2988 e = resolveProperties(sc, e); | |
| 2989 | |
| 2990 unsigned char committed = 1; | |
| 2991 if (e->op == TOKstring) | |
| 2992 committed = ((StringExp *)e)->committed; | |
| 2993 | |
| 2994 if (!t0) | |
| 2995 { t0 = e->type; | |
| 2996 // Convert any static arrays to dynamic arrays | |
| 2997 if (t0->ty == Tsarray) | |
| 2998 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
2999 t0 = ((TypeSArray *)t0)->next->arrayOf(); |
| 159 | 3000 e = e->implicitCastTo(sc, t0); |
| 3001 } | |
| 3002 } | |
| 3003 else | |
| 3004 e = e->implicitCastTo(sc, t0); | |
| 3005 if (!committed && e->op == TOKstring) | |
| 3006 { StringExp *se = (StringExp *)e; | |
| 3007 se->committed = 0; | |
| 3008 } | |
| 3009 elements->data[i] = (void *)e; | |
| 3010 } | |
| 3011 | |
| 3012 if (!t0) | |
| 3013 t0 = Type::tvoid; | |
| 3014 type = new TypeSArray(t0, new IntegerExp(elements->dim)); | |
| 3015 type = type->semantic(loc, sc); | |
| 3016 return this; | |
| 3017 } | |
| 3018 | |
| 3019 int ArrayLiteralExp::checkSideEffect(int flag) | |
| 3020 { int f = 0; | |
| 3021 | |
| 3022 for (size_t i = 0; i < elements->dim; i++) | |
| 3023 { Expression *e = (Expression *)elements->data[i]; | |
| 3024 | |
| 3025 f |= e->checkSideEffect(2); | |
| 3026 } | |
| 3027 if (flag == 0 && f == 0) | |
| 3028 Expression::checkSideEffect(0); | |
| 3029 return f; | |
| 3030 } | |
| 3031 | |
| 3032 int ArrayLiteralExp::isBool(int result) | |
| 3033 { | |
| 3034 size_t dim = elements ? elements->dim : 0; | |
| 3035 return result ? (dim != 0) : (dim == 0); | |
| 3036 } | |
| 3037 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3038 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3039 int ArrayLiteralExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3040 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3041 return 1; // because it can fail allocating memory |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3042 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3043 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3044 |
| 159 | 3045 void ArrayLiteralExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 3046 { | |
| 3047 buf->writeByte('['); | |
| 3048 argsToCBuffer(buf, elements, hgs); | |
| 3049 buf->writeByte(']'); | |
| 3050 } | |
| 3051 | |
| 3052 void ArrayLiteralExp::toMangleBuffer(OutBuffer *buf) | |
| 3053 { | |
| 3054 size_t dim = elements ? elements->dim : 0; | |
|
1372
229e02867307
Fix format-string bugs by adding __attribute__((__format__)) in all applicable
Frits van Bommel <fvbommel wxs.nl>
parents:
1367
diff
changeset
|
3055 buf->printf("A%zu", dim); |
| 159 | 3056 for (size_t i = 0; i < dim; i++) |
| 3057 { Expression *e = (Expression *)elements->data[i]; | |
| 3058 e->toMangleBuffer(buf); | |
| 3059 } | |
| 3060 } | |
| 3061 | |
| 3062 /************************ AssocArrayLiteralExp ************************************/ | |
| 3063 | |
| 3064 // [ key0 : value0, key1 : value1, ... ] | |
| 3065 | |
| 3066 AssocArrayLiteralExp::AssocArrayLiteralExp(Loc loc, | |
| 3067 Expressions *keys, Expressions *values) | |
| 3068 : Expression(loc, TOKassocarrayliteral, sizeof(AssocArrayLiteralExp)) | |
| 3069 { | |
| 3070 assert(keys->dim == values->dim); | |
| 3071 this->keys = keys; | |
| 3072 this->values = values; | |
| 3073 } | |
| 3074 | |
| 3075 Expression *AssocArrayLiteralExp::syntaxCopy() | |
| 3076 { | |
| 3077 return new AssocArrayLiteralExp(loc, | |
| 3078 arraySyntaxCopy(keys), arraySyntaxCopy(values)); | |
| 3079 } | |
| 3080 | |
| 3081 Expression *AssocArrayLiteralExp::semantic(Scope *sc) | |
| 3082 { Expression *e; | |
| 3083 | |
| 3084 #if LOGSEMANTIC | |
| 3085 printf("AssocArrayLiteralExp::semantic('%s')\n", toChars()); | |
| 3086 #endif | |
| 3087 | |
| 3088 // Run semantic() on each element | |
|
1604
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
3089 arrayExpressionSemantic(keys, sc); |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
3090 arrayExpressionSemantic(values, sc); |
| 159 | 3091 expandTuples(keys); |
| 3092 expandTuples(values); | |
| 3093 if (keys->dim != values->dim) | |
| 3094 { | |
| 3095 error("number of keys is %u, must match number of values %u", keys->dim, values->dim); | |
| 3096 keys->setDim(0); | |
| 3097 values->setDim(0); | |
| 3098 } | |
|
1604
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
3099 |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
3100 Type *tkey = NULL; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
3101 Type *tvalue = NULL; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
3102 keys = arrayExpressionToCommonType(sc, keys, &tkey); |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
3103 values = arrayExpressionToCommonType(sc, values, &tvalue); |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
3104 |
| 159 | 3105 type = new TypeAArray(tvalue, tkey); |
| 3106 type = type->semantic(loc, sc); | |
| 3107 return this; | |
| 3108 } | |
| 3109 | |
| 3110 int AssocArrayLiteralExp::checkSideEffect(int flag) | |
| 3111 { int f = 0; | |
| 3112 | |
| 3113 for (size_t i = 0; i < keys->dim; i++) | |
| 3114 { Expression *key = (Expression *)keys->data[i]; | |
| 3115 Expression *value = (Expression *)values->data[i]; | |
| 3116 | |
| 3117 f |= key->checkSideEffect(2); | |
| 3118 f |= value->checkSideEffect(2); | |
| 3119 } | |
| 3120 if (flag == 0 && f == 0) | |
| 3121 Expression::checkSideEffect(0); | |
| 3122 return f; | |
| 3123 } | |
| 3124 | |
| 3125 int AssocArrayLiteralExp::isBool(int result) | |
| 3126 { | |
| 3127 size_t dim = keys->dim; | |
| 3128 return result ? (dim != 0) : (dim == 0); | |
| 3129 } | |
| 3130 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3131 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3132 int AssocArrayLiteralExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3133 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3134 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3135 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3136 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3137 |
| 159 | 3138 void AssocArrayLiteralExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 3139 { | |
| 3140 buf->writeByte('['); | |
| 3141 for (size_t i = 0; i < keys->dim; i++) | |
| 3142 { Expression *key = (Expression *)keys->data[i]; | |
| 3143 Expression *value = (Expression *)values->data[i]; | |
| 3144 | |
| 3145 if (i) | |
| 3146 buf->writeByte(','); | |
| 3147 expToCBuffer(buf, hgs, key, PREC_assign); | |
| 3148 buf->writeByte(':'); | |
| 3149 expToCBuffer(buf, hgs, value, PREC_assign); | |
| 3150 } | |
| 3151 buf->writeByte(']'); | |
| 3152 } | |
| 3153 | |
| 3154 void AssocArrayLiteralExp::toMangleBuffer(OutBuffer *buf) | |
| 3155 { | |
| 3156 size_t dim = keys->dim; | |
|
1372
229e02867307
Fix format-string bugs by adding __attribute__((__format__)) in all applicable
Frits van Bommel <fvbommel wxs.nl>
parents:
1367
diff
changeset
|
3157 buf->printf("A%zu", dim); |
| 159 | 3158 for (size_t i = 0; i < dim; i++) |
| 3159 { Expression *key = (Expression *)keys->data[i]; | |
| 3160 Expression *value = (Expression *)values->data[i]; | |
| 3161 | |
| 3162 key->toMangleBuffer(buf); | |
| 3163 value->toMangleBuffer(buf); | |
| 3164 } | |
| 3165 } | |
| 3166 | |
| 3167 /************************ StructLiteralExp ************************************/ | |
| 3168 | |
| 3169 // sd( e1, e2, e3, ... ) | |
| 3170 | |
| 3171 StructLiteralExp::StructLiteralExp(Loc loc, StructDeclaration *sd, Expressions *elements) | |
| 3172 : Expression(loc, TOKstructliteral, sizeof(StructLiteralExp)) | |
| 3173 { | |
| 3174 this->sd = sd; | |
| 3175 this->elements = elements; | |
|
1146
1860414bf3b7
* Moved ir/irsymbol.cpp/h into ir/irdsymbol.cpp/h.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1133
diff
changeset
|
3176 #if IN_DMD |
| 159 | 3177 this->sym = NULL; |
|
1146
1860414bf3b7
* Moved ir/irsymbol.cpp/h into ir/irdsymbol.cpp/h.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1133
diff
changeset
|
3178 #endif |
| 159 | 3179 this->soffset = 0; |
| 3180 this->fillHoles = 1; | |
| 3181 } | |
| 3182 | |
| 3183 Expression *StructLiteralExp::syntaxCopy() | |
| 3184 { | |
| 3185 return new StructLiteralExp(loc, sd, arraySyntaxCopy(elements)); | |
| 3186 } | |
| 3187 | |
| 3188 Expression *StructLiteralExp::semantic(Scope *sc) | |
| 3189 { Expression *e; | |
| 3190 | |
| 3191 #if LOGSEMANTIC | |
| 3192 printf("StructLiteralExp::semantic('%s')\n", toChars()); | |
| 3193 #endif | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3194 if (type) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3195 return this; |
| 159 | 3196 |
| 3197 // Run semantic() on each element | |
| 3198 for (size_t i = 0; i < elements->dim; i++) | |
| 3199 { e = (Expression *)elements->data[i]; | |
| 3200 if (!e) | |
| 3201 continue; | |
| 3202 e = e->semantic(sc); | |
| 3203 elements->data[i] = (void *)e; | |
| 3204 } | |
| 3205 expandTuples(elements); | |
| 3206 size_t offset = 0; | |
| 3207 for (size_t i = 0; i < elements->dim; i++) | |
| 3208 { e = (Expression *)elements->data[i]; | |
| 3209 if (!e) | |
| 3210 continue; | |
| 3211 | |
| 3212 if (!e->type) | |
| 3213 error("%s has no value", e->toChars()); | |
| 3214 e = resolveProperties(sc, e); | |
| 3215 if (i >= sd->fields.dim) | |
| 3216 { error("more initializers than fields of %s", sd->toChars()); | |
| 3217 break; | |
| 3218 } | |
| 3219 Dsymbol *s = (Dsymbol *)sd->fields.data[i]; | |
| 3220 VarDeclaration *v = s->isVarDeclaration(); | |
| 3221 assert(v); | |
| 3222 if (v->offset < offset) | |
| 3223 error("overlapping initialization for %s", v->toChars()); | |
| 3224 offset = v->offset + v->type->size(); | |
| 3225 | |
| 3226 Type *telem = v->type; | |
| 3227 while (!e->implicitConvTo(telem) && telem->toBasetype()->ty == Tsarray) | |
| 3228 { /* Static array initialization, as in: | |
| 3229 * T[3][5] = e; | |
| 3230 */ | |
| 3231 telem = telem->toBasetype()->nextOf(); | |
| 3232 } | |
| 3233 | |
| 3234 e = e->implicitCastTo(sc, telem); | |
| 3235 | |
| 3236 elements->data[i] = (void *)e; | |
| 3237 } | |
| 3238 | |
| 3239 /* Fill out remainder of elements[] with default initializers for fields[] | |
| 3240 */ | |
| 3241 for (size_t i = elements->dim; i < sd->fields.dim; i++) | |
| 3242 { Dsymbol *s = (Dsymbol *)sd->fields.data[i]; | |
| 3243 VarDeclaration *v = s->isVarDeclaration(); | |
| 3244 assert(v); | |
| 3245 | |
| 3246 if (v->offset < offset) | |
| 3247 { e = NULL; | |
| 3248 sd->hasUnions = 1; | |
| 3249 } | |
| 3250 else | |
| 3251 { | |
| 3252 if (v->init) | |
| 3253 { e = v->init->toExpression(); | |
| 3254 if (!e) | |
| 1587 | 3255 { error("cannot make expression out of initializer for %s", v->toChars()); |
| 3256 e = new ErrorExp(); | |
| 3257 } | |
| 3258 else if (v->scope) | |
| 3259 { // Do deferred semantic anaylsis | |
| 3260 Initializer *i2 = v->init->syntaxCopy(); | |
| 3261 i2 = i2->semantic(v->scope, v->type); | |
| 3262 e = i2->toExpression(); | |
| 3263 v->scope = NULL; | |
| 3264 } | |
| 159 | 3265 } |
| 3266 else | |
|
1627
e83f0778c260
Merge DMD r321: bugzilla 3575 CTFE: member structs not initialized correctly
Leandro Lucarella <llucax@gmail.com>
parents:
1626
diff
changeset
|
3267 e = v->type->defaultInitLiteral(loc); |
| 159 | 3268 offset = v->offset + v->type->size(); |
| 3269 } | |
| 3270 elements->push(e); | |
| 3271 } | |
| 3272 | |
| 3273 type = sd->type; | |
| 3274 return this; | |
| 3275 } | |
| 3276 | |
| 3277 /************************************** | |
| 3278 * Gets expression at offset of type. | |
| 3279 * Returns NULL if not found. | |
| 3280 */ | |
| 3281 | |
| 3282 Expression *StructLiteralExp::getField(Type *type, unsigned offset) | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3283 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3284 //printf("StructLiteralExp::getField(this = %s, type = %s, offset = %u)\n", |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3285 // /*toChars()*/"", type->toChars(), offset); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3286 Expression *e = NULL; |
| 159 | 3287 int i = getFieldIndex(type, offset); |
| 3288 | |
| 3289 if (i != -1) | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3290 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3291 //printf("\ti = %d\n", i); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3292 assert(i < elements->dim); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3293 e = (Expression *)elements->data[i]; |
| 159 | 3294 if (e) |
| 3295 { | |
| 1587 | 3296 //printf("e = %s, e->type = %s\n", e->toChars(), e->type->toChars()); |
| 3297 | |
| 3298 /* If type is a static array, and e is an initializer for that array, | |
| 3299 * then the field initializer should be an array literal of e. | |
| 3300 */ | |
| 3301 if (e->type != type && type->ty == Tsarray) | |
| 3302 { TypeSArray *tsa = (TypeSArray *)type; | |
| 3303 uinteger_t length = tsa->dim->toInteger(); | |
| 3304 Expressions *z = new Expressions; | |
| 3305 z->setDim(length); | |
| 3306 for (int q = 0; q < length; ++q) | |
| 3307 z->data[q] = e->copy(); | |
| 3308 e = new ArrayLiteralExp(loc, z); | |
| 3309 e->type = type; | |
| 3310 } | |
| 3311 else | |
| 3312 { | |
| 3313 e = e->copy(); | |
| 3314 e->type = type; | |
| 3315 } | |
| 159 | 3316 } |
| 3317 } | |
| 3318 return e; | |
| 3319 } | |
| 3320 | |
| 3321 /************************************ | |
| 3322 * Get index of field. | |
| 3323 * Returns -1 if not found. | |
| 3324 */ | |
| 3325 | |
| 3326 int StructLiteralExp::getFieldIndex(Type *type, unsigned offset) | |
| 3327 { | |
| 3328 /* Find which field offset is by looking at the field offsets | |
| 3329 */ | |
| 1587 | 3330 if (elements->dim) |
| 3331 { | |
| 3332 for (size_t i = 0; i < sd->fields.dim; i++) | |
| 3333 { | |
| 3334 Dsymbol *s = (Dsymbol *)sd->fields.data[i]; | |
| 3335 VarDeclaration *v = s->isVarDeclaration(); | |
| 3336 assert(v); | |
| 3337 | |
| 3338 if (offset == v->offset && | |
| 3339 type->size() == v->type->size()) | |
| 3340 { Expression *e = (Expression *)elements->data[i]; | |
| 3341 if (e) | |
| 3342 { | |
| 3343 return i; | |
| 3344 } | |
| 3345 break; | |
| 3346 } | |
| 159 | 3347 } |
| 3348 } | |
| 3349 return -1; | |
| 3350 } | |
| 3351 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3352 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3353 int StructLiteralExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3354 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3355 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3356 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3357 #endif |
| 159 | 3358 |
| 3359 Expression *StructLiteralExp::toLvalue(Scope *sc, Expression *e) | |
| 3360 { | |
| 3361 return this; | |
| 3362 } | |
| 3363 | |
| 3364 | |
| 3365 int StructLiteralExp::checkSideEffect(int flag) | |
| 3366 { int f = 0; | |
| 3367 | |
| 3368 for (size_t i = 0; i < elements->dim; i++) | |
| 3369 { Expression *e = (Expression *)elements->data[i]; | |
| 3370 if (!e) | |
| 3371 continue; | |
| 3372 | |
| 3373 f |= e->checkSideEffect(2); | |
| 3374 } | |
| 3375 if (flag == 0 && f == 0) | |
| 3376 Expression::checkSideEffect(0); | |
| 3377 return f; | |
| 3378 } | |
| 3379 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3380 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3381 int StructLiteralExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3382 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3383 return arrayExpressionCanThrow(elements); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3384 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3385 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3386 |
| 159 | 3387 void StructLiteralExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 3388 { | |
| 3389 buf->writestring(sd->toChars()); | |
| 3390 buf->writeByte('('); | |
| 3391 argsToCBuffer(buf, elements, hgs); | |
| 3392 buf->writeByte(')'); | |
| 3393 } | |
| 3394 | |
| 3395 void StructLiteralExp::toMangleBuffer(OutBuffer *buf) | |
| 3396 { | |
| 3397 size_t dim = elements ? elements->dim : 0; | |
|
1372
229e02867307
Fix format-string bugs by adding __attribute__((__format__)) in all applicable
Frits van Bommel <fvbommel wxs.nl>
parents:
1367
diff
changeset
|
3398 buf->printf("S%zu", dim); |
| 159 | 3399 for (size_t i = 0; i < dim; i++) |
| 3400 { Expression *e = (Expression *)elements->data[i]; | |
| 3401 if (e) | |
| 3402 e->toMangleBuffer(buf); | |
| 3403 else | |
| 3404 buf->writeByte('v'); // 'v' for void | |
| 3405 } | |
| 3406 } | |
| 3407 | |
| 3408 /************************ TypeDotIdExp ************************************/ | |
| 3409 | |
| 3410 /* Things like: | |
| 3411 * int.size | |
| 3412 * foo.size | |
| 3413 * (foo).size | |
| 3414 * cast(foo).size | |
| 3415 */ | |
| 3416 | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
3417 Expression *typeDotIdExp(Loc loc, Type *type, Identifier *ident) |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
3418 { |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
3419 return new DotIdExp(loc, new TypeExp(loc, type), ident); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
3420 } |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
3421 |
| 159 | 3422 |
| 3423 /************************************************************/ | |
| 3424 | |
| 3425 // Mainly just a placeholder | |
| 3426 | |
| 3427 TypeExp::TypeExp(Loc loc, Type *type) | |
| 3428 : Expression(loc, TOKtype, sizeof(TypeExp)) | |
| 3429 { | |
| 3430 //printf("TypeExp::TypeExp(%s)\n", type->toChars()); | |
| 3431 this->type = type; | |
| 3432 } | |
| 3433 | |
|
876
27a379f288bf
Merged DMD 1.039
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
875
diff
changeset
|
3434 Expression *TypeExp::syntaxCopy() |
|
27a379f288bf
Merged DMD 1.039
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
875
diff
changeset
|
3435 { |
|
27a379f288bf
Merged DMD 1.039
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
875
diff
changeset
|
3436 //printf("TypeExp::syntaxCopy()\n"); |
|
27a379f288bf
Merged DMD 1.039
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
875
diff
changeset
|
3437 return new TypeExp(loc, type->syntaxCopy()); |
|
27a379f288bf
Merged DMD 1.039
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
875
diff
changeset
|
3438 } |
|
27a379f288bf
Merged DMD 1.039
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
875
diff
changeset
|
3439 |
| 159 | 3440 Expression *TypeExp::semantic(Scope *sc) |
| 3441 { | |
| 3442 //printf("TypeExp::semantic(%s)\n", type->toChars()); | |
| 3443 type = type->semantic(loc, sc); | |
| 3444 return this; | |
| 3445 } | |
| 3446 | |
| 3447 void TypeExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 3448 { | |
| 3449 type->toCBuffer(buf, NULL, hgs); | |
| 3450 } | |
| 3451 | |
| 3452 /************************************************************/ | |
| 3453 | |
| 3454 // Mainly just a placeholder | |
| 3455 | |
| 3456 ScopeExp::ScopeExp(Loc loc, ScopeDsymbol *pkg) | |
| 3457 : Expression(loc, TOKimport, sizeof(ScopeExp)) | |
| 3458 { | |
| 3459 //printf("ScopeExp::ScopeExp(pkg = '%s')\n", pkg->toChars()); | |
| 3460 //static int count; if (++count == 38) *(char*)0=0; | |
| 3461 this->sds = pkg; | |
| 3462 } | |
| 3463 | |
| 3464 Expression *ScopeExp::syntaxCopy() | |
| 3465 { | |
| 3466 ScopeExp *se = new ScopeExp(loc, (ScopeDsymbol *)sds->syntaxCopy(NULL)); | |
| 3467 return se; | |
| 3468 } | |
| 3469 | |
| 3470 Expression *ScopeExp::semantic(Scope *sc) | |
| 3471 { | |
| 3472 TemplateInstance *ti; | |
| 3473 ScopeDsymbol *sds2; | |
| 3474 | |
| 3475 #if LOGSEMANTIC | |
| 3476 printf("+ScopeExp::semantic('%s')\n", toChars()); | |
| 3477 #endif | |
| 3478 Lagain: | |
| 3479 ti = sds->isTemplateInstance(); | |
| 3480 if (ti && !global.errors) | |
| 3481 { Dsymbol *s; | |
| 1587 | 3482 if (!ti->semanticRun) |
| 159 | 3483 ti->semantic(sc); |
| 3484 s = ti->inst->toAlias(); | |
| 3485 sds2 = s->isScopeDsymbol(); | |
| 3486 if (!sds2) | |
| 3487 { Expression *e; | |
| 3488 | |
| 3489 //printf("s = %s, '%s'\n", s->kind(), s->toChars()); | |
| 3490 if (ti->withsym) | |
| 3491 { | |
| 3492 // Same as wthis.s | |
| 3493 e = new VarExp(loc, ti->withsym->withstate->wthis); | |
| 3494 e = new DotVarExp(loc, e, s->isDeclaration()); | |
| 3495 } | |
| 3496 else | |
| 3497 e = new DsymbolExp(loc, s); | |
| 3498 e = e->semantic(sc); | |
| 3499 //printf("-1ScopeExp::semantic()\n"); | |
| 3500 return e; | |
| 3501 } | |
| 3502 if (sds2 != sds) | |
| 3503 { | |
| 3504 sds = sds2; | |
| 3505 goto Lagain; | |
| 3506 } | |
| 3507 //printf("sds = %s, '%s'\n", sds->kind(), sds->toChars()); | |
| 3508 } | |
| 3509 else | |
| 3510 { | |
| 3511 //printf("sds = %s, '%s'\n", sds->kind(), sds->toChars()); | |
| 3512 //printf("\tparent = '%s'\n", sds->parent->toChars()); | |
| 3513 sds->semantic(sc); | |
| 3514 } | |
| 3515 type = Type::tvoid; | |
| 3516 //printf("-2ScopeExp::semantic() %s\n", toChars()); | |
| 3517 return this; | |
| 3518 } | |
| 3519 | |
| 3520 void ScopeExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 3521 { | |
| 3522 if (sds->isTemplateInstance()) | |
| 3523 { | |
| 3524 sds->toCBuffer(buf, hgs); | |
| 3525 } | |
| 3526 else | |
| 3527 { | |
| 3528 buf->writestring(sds->kind()); | |
| 3529 buf->writestring(" "); | |
| 3530 buf->writestring(sds->toChars()); | |
| 3531 } | |
| 3532 } | |
| 3533 | |
| 3534 /********************** TemplateExp **************************************/ | |
| 3535 | |
| 3536 // Mainly just a placeholder | |
| 3537 | |
| 3538 TemplateExp::TemplateExp(Loc loc, TemplateDeclaration *td) | |
| 3539 : Expression(loc, TOKtemplate, sizeof(TemplateExp)) | |
| 3540 { | |
| 3541 //printf("TemplateExp(): %s\n", td->toChars()); | |
| 3542 this->td = td; | |
| 3543 } | |
| 3544 | |
| 3545 void TemplateExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 3546 { | |
| 3547 buf->writestring(td->toChars()); | |
| 3548 } | |
| 3549 | |
| 3550 void TemplateExp::rvalue() | |
| 3551 { | |
| 3552 error("template %s has no value", toChars()); | |
| 3553 } | |
| 3554 | |
| 3555 /********************** NewExp **************************************/ | |
| 3556 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3557 /* thisexp.new(newargs) newtype(arguments) */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3558 |
| 159 | 3559 NewExp::NewExp(Loc loc, Expression *thisexp, Expressions *newargs, |
| 3560 Type *newtype, Expressions *arguments) | |
| 3561 : Expression(loc, TOKnew, sizeof(NewExp)) | |
| 3562 { | |
| 3563 this->thisexp = thisexp; | |
| 3564 this->newargs = newargs; | |
| 3565 this->newtype = newtype; | |
| 3566 this->arguments = arguments; | |
| 3567 member = NULL; | |
| 3568 allocator = NULL; | |
| 3569 onstack = 0; | |
| 3570 } | |
| 3571 | |
| 3572 Expression *NewExp::syntaxCopy() | |
| 3573 { | |
| 3574 return new NewExp(loc, | |
| 3575 thisexp ? thisexp->syntaxCopy() : NULL, | |
| 3576 arraySyntaxCopy(newargs), | |
| 3577 newtype->syntaxCopy(), arraySyntaxCopy(arguments)); | |
| 3578 } | |
| 3579 | |
| 3580 | |
| 3581 Expression *NewExp::semantic(Scope *sc) | |
| 3582 { int i; | |
| 3583 Type *tb; | |
| 3584 ClassDeclaration *cdthis = NULL; | |
| 3585 | |
| 3586 #if LOGSEMANTIC | |
| 3587 printf("NewExp::semantic() %s\n", toChars()); | |
| 3588 if (thisexp) | |
| 3589 printf("\tthisexp = %s\n", thisexp->toChars()); | |
| 3590 printf("\tnewtype: %s\n", newtype->toChars()); | |
| 3591 #endif | |
| 3592 if (type) // if semantic() already run | |
| 3593 return this; | |
| 3594 | |
| 3595 Lagain: | |
| 3596 if (thisexp) | |
| 3597 { thisexp = thisexp->semantic(sc); | |
| 3598 cdthis = thisexp->type->isClassHandle(); | |
| 3599 if (cdthis) | |
| 3600 { | |
| 3601 sc = sc->push(cdthis); | |
| 3602 type = newtype->semantic(loc, sc); | |
| 3603 sc = sc->pop(); | |
| 3604 } | |
| 3605 else | |
| 3606 { | |
| 3607 error("'this' for nested class must be a class type, not %s", thisexp->type->toChars()); | |
| 3608 type = newtype->semantic(loc, sc); | |
| 3609 } | |
| 3610 } | |
| 3611 else | |
| 3612 type = newtype->semantic(loc, sc); | |
| 3613 newtype = type; // in case type gets cast to something else | |
| 3614 tb = type->toBasetype(); | |
| 3615 //printf("tb: %s, deco = %s\n", tb->toChars(), tb->deco); | |
| 3616 | |
| 3617 arrayExpressionSemantic(newargs, sc); | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
3618 preFunctionParameters(loc, sc, newargs); |
| 159 | 3619 arrayExpressionSemantic(arguments, sc); |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
3620 preFunctionParameters(loc, sc, arguments); |
| 159 | 3621 |
| 3622 if (thisexp && tb->ty != Tclass) | |
| 3623 error("e.new is only for allocating nested classes, not %s", tb->toChars()); | |
| 3624 | |
| 3625 if (tb->ty == Tclass) | |
| 3626 { TypeFunction *tf; | |
| 3627 | |
| 3628 TypeClass *tc = (TypeClass *)(tb); | |
| 3629 ClassDeclaration *cd = tc->sym->isClassDeclaration(); | |
| 3630 if (cd->isInterfaceDeclaration()) | |
| 3631 error("cannot create instance of interface %s", cd->toChars()); | |
| 3632 else if (cd->isAbstract()) | |
| 3633 { error("cannot create instance of abstract class %s", cd->toChars()); | |
| 3634 for (int i = 0; i < cd->vtbl.dim; i++) | |
| 3635 { FuncDeclaration *fd = ((Dsymbol *)cd->vtbl.data[i])->isFuncDeclaration(); | |
| 3636 if (fd && fd->isAbstract()) | |
| 3637 error("function %s is abstract", fd->toChars()); | |
| 3638 } | |
| 3639 } | |
| 3640 checkDeprecated(sc, cd); | |
| 3641 if (cd->isNested()) | |
| 3642 { /* We need a 'this' pointer for the nested class. | |
| 3643 * Ensure we have the right one. | |
| 3644 */ | |
| 3645 Dsymbol *s = cd->toParent2(); | |
| 3646 ClassDeclaration *cdn = s->isClassDeclaration(); | |
|
639
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3647 FuncDeclaration *fdn = s->isFuncDeclaration(); |
| 159 | 3648 |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3649 //printf("cd isNested, cdn = %s\n", cdn ? cdn->toChars() : "null"); |
| 159 | 3650 if (cdn) |
| 3651 { | |
| 3652 if (!cdthis) | |
| 3653 { | |
| 3654 // Supply an implicit 'this' and try again | |
| 3655 thisexp = new ThisExp(loc); | |
| 3656 for (Dsymbol *sp = sc->parent; 1; sp = sp->parent) | |
| 3657 { if (!sp) | |
| 3658 { | |
| 3659 error("outer class %s 'this' needed to 'new' nested class %s", cdn->toChars(), cd->toChars()); | |
| 3660 break; | |
| 3661 } | |
| 3662 ClassDeclaration *cdp = sp->isClassDeclaration(); | |
| 3663 if (!cdp) | |
| 3664 continue; | |
| 3665 if (cdp == cdn || cdn->isBaseOf(cdp, NULL)) | |
| 3666 break; | |
| 3667 // Add a '.outer' and try again | |
| 3668 thisexp = new DotIdExp(loc, thisexp, Id::outer); | |
| 3669 } | |
| 3670 if (!global.errors) | |
| 3671 goto Lagain; | |
| 3672 } | |
| 3673 if (cdthis) | |
| 3674 { | |
| 3675 //printf("cdthis = %s\n", cdthis->toChars()); | |
| 3676 if (cdthis != cdn && !cdn->isBaseOf(cdthis, NULL)) | |
| 3677 error("'this' for nested class must be of type %s, not %s", cdn->toChars(), thisexp->type->toChars()); | |
| 3678 } | |
| 3679 #if 0 | |
| 3680 else | |
| 3681 { | |
| 3682 for (Dsymbol *sf = sc->func; 1; sf= sf->toParent2()->isFuncDeclaration()) | |
| 3683 { | |
| 3684 if (!sf) | |
| 3685 { | |
| 3686 error("outer class %s 'this' needed to 'new' nested class %s", cdn->toChars(), cd->toChars()); | |
| 3687 break; | |
| 3688 } | |
| 3689 printf("sf = %s\n", sf->toChars()); | |
| 3690 AggregateDeclaration *ad = sf->isThis(); | |
| 3691 if (ad && (ad == cdn || cdn->isBaseOf(ad->isClassDeclaration(), NULL))) | |
| 3692 break; | |
| 3693 } | |
| 3694 } | |
| 3695 #endif | |
| 3696 } | |
| 3697 else if (thisexp) | |
| 3698 error("e.new is only for allocating nested classes"); | |
|
639
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3699 else if (fdn) |
| 1587 | 3700 { |
|
639
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3701 // make sure the parent context fdn of cd is reachable from sc |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3702 for (Dsymbol *sp = sc->parent; 1; sp = sp->parent) |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3703 { |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3704 if (fdn == sp) |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3705 break; |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3706 FuncDeclaration *fsp = sp ? sp->isFuncDeclaration() : NULL; |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3707 if (!sp || (fsp && fsp->isStatic())) |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3708 { |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3709 error("outer function context of %s is needed to 'new' nested class %s", fdn->toPrettyChars(), cd->toPrettyChars()); |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3710 break; |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3711 } |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3712 } |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3713 } |
| 159 | 3714 } |
| 3715 else if (thisexp) | |
| 3716 error("e.new is only for allocating nested classes"); | |
| 3717 | |
| 3718 FuncDeclaration *f = cd->ctor; | |
| 3719 if (f) | |
| 3720 { | |
| 3721 assert(f); | |
| 1587 | 3722 f = f->overloadResolve(loc, NULL, arguments, sc->module); |
| 159 | 3723 checkDeprecated(sc, f); |
| 3724 member = f->isCtorDeclaration(); | |
| 3725 assert(member); | |
| 3726 | |
| 3727 cd->accessCheck(loc, sc, member); | |
| 3728 | |
| 3729 tf = (TypeFunction *)f->type; | |
| 3730 type = tf->next; | |
| 3731 | |
| 3732 if (!arguments) | |
| 3733 arguments = new Expressions(); | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
3734 functionParameters(loc, sc, tf, arguments); |
| 159 | 3735 } |
| 3736 else | |
| 3737 { | |
| 3738 if (arguments && arguments->dim) | |
| 3739 error("no constructor for %s", cd->toChars()); | |
| 3740 } | |
| 3741 | |
| 3742 if (cd->aggNew) | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3743 { |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
3744 // Prepend the size argument to newargs[] |
|
891
ea82e2077f9d
Change custom allocator new size argument to size_t instead of uint. See #175.
Christian Kamm <kamm incasoftware de>
parents:
876
diff
changeset
|
3745 Expression *e = new IntegerExp(loc, cd->size(loc), Type::tsize_t); |
| 159 | 3746 if (!newargs) |
| 3747 newargs = new Expressions(); | |
| 3748 newargs->shift(e); | |
| 3749 | |
| 1587 | 3750 f = cd->aggNew->overloadResolve(loc, NULL, newargs, sc->module); |
| 159 | 3751 allocator = f->isNewDeclaration(); |
| 3752 assert(allocator); | |
| 3753 | |
| 3754 tf = (TypeFunction *)f->type; | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
3755 functionParameters(loc, sc, tf, newargs); |
| 159 | 3756 } |
| 3757 else | |
| 3758 { | |
| 3759 if (newargs && newargs->dim) | |
| 3760 error("no allocator for %s", cd->toChars()); | |
| 3761 } | |
| 3762 } | |
| 3763 else if (tb->ty == Tstruct) | |
| 3764 { | |
| 3765 TypeStruct *ts = (TypeStruct *)tb; | |
| 3766 StructDeclaration *sd = ts->sym; | |
| 3767 FuncDeclaration *f = sd->aggNew; | |
| 3768 TypeFunction *tf; | |
| 3769 | |
| 3770 if (arguments && arguments->dim) | |
| 3771 error("no constructor for %s", type->toChars()); | |
| 3772 | |
| 3773 if (f) | |
| 3774 { | |
| 3775 Expression *e; | |
| 3776 | |
| 3777 // Prepend the uint size argument to newargs[] | |
| 3778 e = new IntegerExp(loc, sd->size(loc), Type::tuns32); | |
| 3779 if (!newargs) | |
| 3780 newargs = new Expressions(); | |
| 3781 newargs->shift(e); | |
| 3782 | |
| 1587 | 3783 f = f->overloadResolve(loc, NULL, newargs, sc->module); |
| 159 | 3784 allocator = f->isNewDeclaration(); |
| 3785 assert(allocator); | |
| 3786 | |
| 3787 tf = (TypeFunction *)f->type; | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
3788 functionParameters(loc, sc, tf, newargs); |
| 159 | 3789 |
| 3790 e = new VarExp(loc, f); | |
| 3791 e = new CallExp(loc, e, newargs); | |
| 3792 e = e->semantic(sc); | |
| 3793 e->type = type->pointerTo(); | |
| 3794 return e; | |
| 3795 } | |
| 3796 | |
| 3797 type = type->pointerTo(); | |
| 3798 } | |
| 3799 else if (tb->ty == Tarray && (arguments && arguments->dim)) | |
| 3800 { | |
| 3801 for (size_t i = 0; i < arguments->dim; i++) | |
| 3802 { | |
| 3803 if (tb->ty != Tarray) | |
| 3804 { error("too many arguments for array"); | |
| 3805 arguments->dim = i; | |
| 3806 break; | |
| 3807 } | |
| 3808 | |
| 3809 Expression *arg = (Expression *)arguments->data[i]; | |
| 3810 arg = resolveProperties(sc, arg); | |
| 3811 arg = arg->implicitCastTo(sc, Type::tsize_t); | |
| 3812 if (arg->op == TOKint64 && (long long)arg->toInteger() < 0) | |
| 3813 error("negative array index %s", arg->toChars()); | |
| 3814 arguments->data[i] = (void *) arg; | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3815 tb = ((TypeDArray *)tb)->next->toBasetype(); |
| 159 | 3816 } |
| 3817 } | |
| 3818 else if (tb->isscalar()) | |
| 3819 { | |
| 3820 if (arguments && arguments->dim) | |
| 3821 error("no constructor for %s", type->toChars()); | |
| 3822 | |
| 3823 type = type->pointerTo(); | |
| 3824 } | |
| 3825 else | |
| 3826 { | |
| 3827 error("new can only create structs, dynamic arrays or class objects, not %s's", type->toChars()); | |
| 3828 type = type->pointerTo(); | |
| 3829 } | |
| 3830 | |
| 3831 //printf("NewExp: '%s'\n", toChars()); | |
| 3832 //printf("NewExp:type '%s'\n", type->toChars()); | |
| 3833 | |
| 3834 return this; | |
| 3835 } | |
| 3836 | |
| 3837 int NewExp::checkSideEffect(int flag) | |
| 3838 { | |
| 3839 return 1; | |
| 3840 } | |
| 3841 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3842 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3843 int NewExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3844 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3845 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3846 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3847 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3848 |
| 159 | 3849 void NewExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 3850 { int i; | |
| 3851 | |
| 3852 if (thisexp) | |
| 3853 { expToCBuffer(buf, hgs, thisexp, PREC_primary); | |
| 3854 buf->writeByte('.'); | |
| 3855 } | |
| 3856 buf->writestring("new "); | |
| 3857 if (newargs && newargs->dim) | |
| 3858 { | |
| 3859 buf->writeByte('('); | |
| 3860 argsToCBuffer(buf, newargs, hgs); | |
| 3861 buf->writeByte(')'); | |
| 3862 } | |
| 3863 newtype->toCBuffer(buf, NULL, hgs); | |
| 3864 if (arguments && arguments->dim) | |
| 3865 { | |
| 3866 buf->writeByte('('); | |
| 3867 argsToCBuffer(buf, arguments, hgs); | |
| 3868 buf->writeByte(')'); | |
| 3869 } | |
| 3870 } | |
| 3871 | |
| 3872 /********************** NewAnonClassExp **************************************/ | |
| 3873 | |
| 3874 NewAnonClassExp::NewAnonClassExp(Loc loc, Expression *thisexp, | |
| 3875 Expressions *newargs, ClassDeclaration *cd, Expressions *arguments) | |
| 3876 : Expression(loc, TOKnewanonclass, sizeof(NewAnonClassExp)) | |
| 3877 { | |
| 3878 this->thisexp = thisexp; | |
| 3879 this->newargs = newargs; | |
| 3880 this->cd = cd; | |
| 3881 this->arguments = arguments; | |
| 3882 } | |
| 3883 | |
| 3884 Expression *NewAnonClassExp::syntaxCopy() | |
| 3885 { | |
| 3886 return new NewAnonClassExp(loc, | |
| 3887 thisexp ? thisexp->syntaxCopy() : NULL, | |
| 3888 arraySyntaxCopy(newargs), | |
| 3889 (ClassDeclaration *)cd->syntaxCopy(NULL), | |
| 3890 arraySyntaxCopy(arguments)); | |
| 3891 } | |
| 3892 | |
| 3893 | |
| 3894 Expression *NewAnonClassExp::semantic(Scope *sc) | |
| 3895 { | |
| 3896 #if LOGSEMANTIC | |
| 3897 printf("NewAnonClassExp::semantic() %s\n", toChars()); | |
| 336 | 3898 //printf("thisexp = %p\n", thisexp); |
| 159 | 3899 //printf("type: %s\n", type->toChars()); |
| 3900 #endif | |
| 3901 | |
| 3902 Expression *d = new DeclarationExp(loc, cd); | |
| 3903 d = d->semantic(sc); | |
| 3904 | |
| 3905 Expression *n = new NewExp(loc, thisexp, newargs, cd->type, arguments); | |
| 3906 | |
| 3907 Expression *c = new CommaExp(loc, d, n); | |
| 3908 return c->semantic(sc); | |
| 3909 } | |
| 3910 | |
| 3911 int NewAnonClassExp::checkSideEffect(int flag) | |
| 3912 { | |
| 3913 return 1; | |
| 3914 } | |
| 3915 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3916 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3917 int NewAnonClassExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3918 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3919 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3920 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3921 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3922 |
| 159 | 3923 void NewAnonClassExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 3924 { int i; | |
| 3925 | |
| 3926 if (thisexp) | |
| 3927 { expToCBuffer(buf, hgs, thisexp, PREC_primary); | |
| 3928 buf->writeByte('.'); | |
| 3929 } | |
| 3930 buf->writestring("new"); | |
| 3931 if (newargs && newargs->dim) | |
| 3932 { | |
| 3933 buf->writeByte('('); | |
| 3934 argsToCBuffer(buf, newargs, hgs); | |
| 3935 buf->writeByte(')'); | |
| 3936 } | |
| 3937 buf->writestring(" class "); | |
| 3938 if (arguments && arguments->dim) | |
| 3939 { | |
| 3940 buf->writeByte('('); | |
| 3941 argsToCBuffer(buf, arguments, hgs); | |
| 3942 buf->writeByte(')'); | |
| 3943 } | |
| 3944 //buf->writestring(" { }"); | |
| 3945 if (cd) | |
| 3946 { | |
| 3947 cd->toCBuffer(buf, hgs); | |
| 3948 } | |
| 3949 } | |
| 3950 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3951 /********************** SymbolExp **************************************/ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3952 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3953 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3954 SymbolExp::SymbolExp(Loc loc, enum TOK op, int size, Declaration *var, int hasOverloads) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3955 : Expression(loc, op, size) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3956 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3957 assert(var); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3958 this->var = var; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3959 this->hasOverloads = hasOverloads; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3960 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3961 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3962 |
| 159 | 3963 /********************** SymOffExp **************************************/ |
| 3964 | |
| 3965 SymOffExp::SymOffExp(Loc loc, Declaration *var, unsigned offset) | |
| 3966 : Expression(loc, TOKsymoff, sizeof(SymOffExp)) | |
| 3967 { | |
| 3968 assert(var); | |
| 3969 this->var = var; | |
| 3970 this->offset = offset; | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
3971 m = NULL; |
| 159 | 3972 VarDeclaration *v = var->isVarDeclaration(); |
| 3973 if (v && v->needThis()) | |
| 3974 error("need 'this' for address of %s", v->toChars()); | |
| 3975 } | |
| 3976 | |
| 3977 Expression *SymOffExp::semantic(Scope *sc) | |
| 3978 { | |
| 3979 #if LOGSEMANTIC | |
| 3980 printf("SymOffExp::semantic('%s')\n", toChars()); | |
| 3981 #endif | |
| 3982 //var->semantic(sc); | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
3983 m = sc->module; |
| 159 | 3984 if (!type) |
| 3985 type = var->type->pointerTo(); | |
| 3986 VarDeclaration *v = var->isVarDeclaration(); | |
| 3987 if (v) | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
3988 v->checkNestedReference(sc, loc); |
| 159 | 3989 return this; |
| 3990 } | |
| 3991 | |
| 3992 int SymOffExp::isBool(int result) | |
| 3993 { | |
| 3994 return result ? TRUE : FALSE; | |
| 3995 } | |
| 3996 | |
| 3997 void SymOffExp::checkEscape() | |
| 3998 { | |
| 3999 VarDeclaration *v = var->isVarDeclaration(); | |
| 4000 if (v) | |
| 4001 { | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4002 if (!v->isDataseg() && !(v->storage_class & (STCref | STCout))) |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4003 { /* BUG: This should be allowed: |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4004 * void foo() |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4005 * { int a; |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4006 * int* bar() { return &a; } |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4007 * } |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4008 */ |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4009 error("escaping reference to local %s", v->toChars()); |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4010 } |
| 159 | 4011 } |
| 4012 } | |
| 4013 | |
| 4014 void SymOffExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 4015 { | |
| 4016 if (offset) | |
| 4017 buf->printf("(& %s+%u)", var->toChars(), offset); | |
| 4018 else | |
| 4019 buf->printf("& %s", var->toChars()); | |
| 4020 } | |
| 4021 | |
| 4022 /******************************** VarExp **************************/ | |
| 4023 | |
| 4024 VarExp::VarExp(Loc loc, Declaration *var) | |
| 4025 : Expression(loc, TOKvar, sizeof(VarExp)) | |
| 4026 { | |
| 4027 //printf("VarExp(this = %p, '%s')\n", this, var->toChars()); | |
| 4028 this->var = var; | |
| 4029 this->type = var->type; | |
| 4030 } | |
| 4031 | |
| 4032 int VarExp::equals(Object *o) | |
| 4033 { VarExp *ne; | |
| 4034 | |
| 4035 if (this == o || | |
| 4036 (((Expression *)o)->op == TOKvar && | |
| 4037 ((ne = (VarExp *)o), type->equals(ne->type)) && | |
| 4038 var == ne->var)) | |
| 4039 return 1; | |
| 4040 return 0; | |
| 4041 } | |
| 4042 | |
| 4043 Expression *VarExp::semantic(Scope *sc) | |
| 4044 { FuncLiteralDeclaration *fd; | |
| 4045 | |
| 4046 #if LOGSEMANTIC | |
| 4047 printf("VarExp::semantic(%s)\n", toChars()); | |
| 4048 #endif | |
| 4049 if (!type) | |
| 4050 { type = var->type; | |
| 4051 #if 0 | |
| 4052 if (var->storage_class & STClazy) | |
| 4053 { | |
| 4054 TypeFunction *tf = new TypeFunction(NULL, type, 0, LINKd); | |
| 4055 type = new TypeDelegate(tf); | |
| 4056 type = type->semantic(loc, sc); | |
| 4057 } | |
| 4058 #endif | |
| 4059 } | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4060 |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4061 /* Fix for 1161 doesn't work because it causes protection |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4062 * problems when instantiating imported templates passing private |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4063 * variables as alias template parameters. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4064 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4065 //accessCheck(loc, sc, NULL, var); |
| 159 | 4066 |
| 4067 VarDeclaration *v = var->isVarDeclaration(); | |
| 4068 if (v) | |
| 4069 { | |
|
1499
df11cdec45a2
Another shot at fixing the issues with (constant) struct literals and their addresses. See DMD2682, #218, #324.
Christian Kamm <kamm incasoftware de>
parents:
1372
diff
changeset
|
4070 if (v->isSameAsInitializer() && type->toBasetype()->ty != Tsarray && v->init) |
| 159 | 4071 { |
| 4072 ExpInitializer *ei = v->init->isExpInitializer(); | |
| 4073 if (ei) | |
| 4074 { | |
| 4075 //ei->exp->implicitCastTo(sc, type)->print(); | |
| 4076 return ei->exp->implicitCastTo(sc, type); | |
| 4077 } | |
| 4078 } | |
| 4079 v->checkNestedReference(sc, loc); | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4080 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4081 if (sc->func && sc->func->isPure() && !sc->intypeof) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4082 { |
|
1619
c61782a76dff
Merge DMD r304: refactor invariant => immutable
Leandro Lucarella <llucax@gmail.com>
parents:
1618
diff
changeset
|
4083 if (v->isDataseg() && !v->isImmutable()) |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4084 error("pure function '%s' cannot access mutable static data '%s'", sc->func->toChars(), v->toChars()); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4085 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4086 #endif |
| 159 | 4087 } |
| 4088 #if 0 | |
| 4089 else if ((fd = var->isFuncLiteralDeclaration()) != NULL) | |
| 4090 { Expression *e; | |
| 4091 e = new FuncExp(loc, fd); | |
| 4092 e->type = type; | |
| 4093 return e; | |
| 4094 } | |
| 4095 #endif | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4096 |
| 159 | 4097 return this; |
| 4098 } | |
| 4099 | |
| 4100 char *VarExp::toChars() | |
| 4101 { | |
| 4102 return var->toChars(); | |
| 4103 } | |
| 4104 | |
| 4105 void VarExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 4106 { | |
| 4107 buf->writestring(var->toChars()); | |
| 4108 } | |
| 4109 | |
| 4110 void VarExp::checkEscape() | |
| 4111 { | |
| 4112 VarDeclaration *v = var->isVarDeclaration(); | |
| 4113 if (v) | |
| 4114 { Type *tb = v->type->toBasetype(); | |
| 4115 // if reference type | |
| 4116 if (tb->ty == Tarray || tb->ty == Tsarray || tb->ty == Tclass) | |
| 4117 { | |
|
1530
05c235309d6f
Make the auto storage class never have the same meaning as scope.
Christian Kamm <kamm incasoftware de>
parents:
1499
diff
changeset
|
4118 if (v->isScope() && !v->noscope) |
|
05c235309d6f
Make the auto storage class never have the same meaning as scope.
Christian Kamm <kamm incasoftware de>
parents:
1499
diff
changeset
|
4119 error("escaping reference to scope local %s", v->toChars()); |
| 159 | 4120 else if (v->storage_class & STCvariadic) |
| 4121 error("escaping reference to variadic parameter %s", v->toChars()); | |
| 4122 } | |
| 4123 } | |
| 4124 } | |
| 4125 | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4126 void VarExp::checkEscapeRef() |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4127 { |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4128 VarDeclaration *v = var->isVarDeclaration(); |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4129 if (v) |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4130 { |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4131 if (!v->isDataseg() && !(v->storage_class & (STCref | STCout))) |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4132 error("escaping reference to local variable %s", v->toChars()); |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4133 } |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4134 } |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4135 |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4136 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4137 int VarExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4138 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4139 if (var->storage_class & STClazy) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4140 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4141 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4142 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4143 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4144 |
| 159 | 4145 Expression *VarExp::toLvalue(Scope *sc, Expression *e) |
| 4146 { | |
| 4147 #if 0 | |
| 4148 tym = tybasic(e1->ET->Tty); | |
| 4149 if (!(tyscalar(tym) || | |
| 4150 tym == TYstruct || | |
| 4151 tym == TYarray && e->Eoper == TOKaddr)) | |
| 4152 synerr(EM_lvalue); // lvalue expected | |
| 4153 #endif | |
| 4154 if (var->storage_class & STClazy) | |
| 4155 error("lazy variables cannot be lvalues"); | |
| 4156 return this; | |
| 4157 } | |
| 4158 | |
| 4159 Expression *VarExp::modifiableLvalue(Scope *sc, Expression *e) | |
| 4160 { | |
| 4161 //printf("VarExp::modifiableLvalue('%s')\n", var->toChars()); | |
| 4162 if (sc->incontract && var->isParameter()) | |
| 4163 error("cannot modify parameter '%s' in contract", var->toChars()); | |
| 4164 | |
| 4165 if (type && type->toBasetype()->ty == Tsarray) | |
| 4166 error("cannot change reference to static array '%s'", var->toChars()); | |
| 4167 | |
| 4168 VarDeclaration *v = var->isVarDeclaration(); | |
| 4169 if (v && v->canassign == 0 && | |
| 4170 (var->isConst() || (global.params.Dversion > 1 && var->isFinal()))) | |
| 4171 error("cannot modify final variable '%s'", var->toChars()); | |
| 4172 | |
| 4173 if (var->isCtorinit()) | |
| 4174 { // It's only modifiable if inside the right constructor | |
| 4175 Dsymbol *s = sc->func; | |
| 4176 while (1) | |
| 4177 { | |
| 4178 FuncDeclaration *fd = NULL; | |
| 4179 if (s) | |
| 4180 fd = s->isFuncDeclaration(); | |
| 4181 if (fd && | |
| 4182 ((fd->isCtorDeclaration() && var->storage_class & STCfield) || | |
| 4183 (fd->isStaticCtorDeclaration() && !(var->storage_class & STCfield))) && | |
| 4184 fd->toParent() == var->toParent() | |
| 4185 ) | |
| 4186 { | |
| 4187 VarDeclaration *v = var->isVarDeclaration(); | |
| 4188 assert(v); | |
| 4189 v->ctorinit = 1; | |
| 4190 //printf("setting ctorinit\n"); | |
| 4191 } | |
| 4192 else | |
| 4193 { | |
| 4194 if (s) | |
| 4195 { s = s->toParent2(); | |
| 4196 continue; | |
| 4197 } | |
| 4198 else | |
| 4199 { | |
| 4200 const char *p = var->isStatic() ? "static " : ""; | |
| 4201 error("can only initialize %sconst %s inside %sconstructor", | |
| 4202 p, var->toChars(), p); | |
| 4203 } | |
| 4204 } | |
| 4205 break; | |
| 4206 } | |
| 4207 } | |
| 4208 | |
| 4209 // See if this expression is a modifiable lvalue (i.e. not const) | |
| 4210 return toLvalue(sc, e); | |
| 4211 } | |
| 4212 | |
| 4213 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4214 /******************************** OverExp **************************/ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4215 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4216 #if DMDV2 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4217 OverExp::OverExp(OverloadSet *s) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4218 : Expression(loc, TOKoverloadset, sizeof(OverExp)) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4219 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4220 //printf("OverExp(this = %p, '%s')\n", this, var->toChars()); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4221 vars = s; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4222 type = Type::tvoid; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4223 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4224 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4225 int OverExp::isLvalue() |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4226 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4227 return 1; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4228 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4229 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4230 Expression *OverExp::toLvalue(Scope *sc, Expression *e) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4231 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4232 return this; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4233 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4234 #endif |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4235 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4236 |
| 159 | 4237 /******************************** TupleExp **************************/ |
| 4238 | |
| 4239 TupleExp::TupleExp(Loc loc, Expressions *exps) | |
| 4240 : Expression(loc, TOKtuple, sizeof(TupleExp)) | |
| 4241 { | |
| 4242 //printf("TupleExp(this = %p)\n", this); | |
| 4243 this->exps = exps; | |
| 4244 this->type = NULL; | |
| 4245 } | |
| 4246 | |
| 4247 | |
| 4248 TupleExp::TupleExp(Loc loc, TupleDeclaration *tup) | |
| 4249 : Expression(loc, TOKtuple, sizeof(TupleExp)) | |
| 4250 { | |
| 4251 exps = new Expressions(); | |
| 4252 type = NULL; | |
| 4253 | |
| 4254 exps->reserve(tup->objects->dim); | |
| 4255 for (size_t i = 0; i < tup->objects->dim; i++) | |
| 4256 { Object *o = (Object *)tup->objects->data[i]; | |
| 4257 if (o->dyncast() == DYNCAST_EXPRESSION) | |
| 4258 { | |
| 4259 Expression *e = (Expression *)o; | |
| 4260 e = e->syntaxCopy(); | |
| 4261 exps->push(e); | |
| 4262 } | |
| 4263 else if (o->dyncast() == DYNCAST_DSYMBOL) | |
| 4264 { | |
| 4265 Dsymbol *s = (Dsymbol *)o; | |
| 4266 Expression *e = new DsymbolExp(loc, s); | |
| 4267 exps->push(e); | |
| 4268 } | |
| 4269 else if (o->dyncast() == DYNCAST_TYPE) | |
| 4270 { | |
| 4271 Type *t = (Type *)o; | |
| 4272 Expression *e = new TypeExp(loc, t); | |
| 4273 exps->push(e); | |
| 4274 } | |
| 4275 else | |
| 4276 { | |
| 4277 error("%s is not an expression", o->toChars()); | |
| 4278 } | |
| 4279 } | |
| 4280 } | |
| 4281 | |
| 4282 int TupleExp::equals(Object *o) | |
| 4283 { TupleExp *ne; | |
| 4284 | |
| 4285 if (this == o) | |
| 4286 return 1; | |
| 4287 if (((Expression *)o)->op == TOKtuple) | |
| 4288 { | |
| 4289 TupleExp *te = (TupleExp *)o; | |
| 4290 if (exps->dim != te->exps->dim) | |
| 4291 return 0; | |
| 4292 for (size_t i = 0; i < exps->dim; i++) | |
| 4293 { Expression *e1 = (Expression *)exps->data[i]; | |
| 4294 Expression *e2 = (Expression *)te->exps->data[i]; | |
| 4295 | |
| 4296 if (!e1->equals(e2)) | |
| 4297 return 0; | |
| 4298 } | |
| 4299 return 1; | |
| 4300 } | |
| 4301 return 0; | |
| 4302 } | |
| 4303 | |
| 4304 Expression *TupleExp::syntaxCopy() | |
| 4305 { | |
| 4306 return new TupleExp(loc, arraySyntaxCopy(exps)); | |
| 4307 } | |
| 4308 | |
| 4309 Expression *TupleExp::semantic(Scope *sc) | |
| 4310 { | |
| 4311 #if LOGSEMANTIC | |
| 4312 printf("+TupleExp::semantic(%s)\n", toChars()); | |
| 4313 #endif | |
| 4314 if (type) | |
| 4315 return this; | |
| 4316 | |
| 4317 // Run semantic() on each argument | |
| 4318 for (size_t i = 0; i < exps->dim; i++) | |
| 4319 { Expression *e = (Expression *)exps->data[i]; | |
| 4320 | |
| 4321 e = e->semantic(sc); | |
| 4322 if (!e->type) | |
| 4323 { error("%s has no value", e->toChars()); | |
| 4324 e->type = Type::terror; | |
| 4325 } | |
| 4326 exps->data[i] = (void *)e; | |
| 4327 } | |
| 4328 | |
| 4329 expandTuples(exps); | |
| 4330 if (0 && exps->dim == 1) | |
| 4331 { | |
| 4332 return (Expression *)exps->data[0]; | |
| 4333 } | |
| 4334 type = new TypeTuple(exps); | |
| 1587 | 4335 type = type->semantic(loc, sc); |
| 159 | 4336 //printf("-TupleExp::semantic(%s)\n", toChars()); |
| 4337 return this; | |
| 4338 } | |
| 4339 | |
| 4340 void TupleExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 4341 { | |
| 4342 buf->writestring("tuple("); | |
| 4343 argsToCBuffer(buf, exps, hgs); | |
| 4344 buf->writeByte(')'); | |
| 4345 } | |
| 4346 | |
| 4347 int TupleExp::checkSideEffect(int flag) | |
| 4348 { int f = 0; | |
| 4349 | |
| 4350 for (int i = 0; i < exps->dim; i++) | |
| 4351 { Expression *e = (Expression *)exps->data[i]; | |
| 4352 | |
| 4353 f |= e->checkSideEffect(2); | |
| 4354 } | |
| 4355 if (flag == 0 && f == 0) | |
| 4356 Expression::checkSideEffect(0); | |
| 4357 return f; | |
| 4358 } | |
| 4359 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4360 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4361 int TupleExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4362 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4363 return arrayExpressionCanThrow(exps); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4364 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4365 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4366 |
| 159 | 4367 void TupleExp::checkEscape() |
| 4368 { | |
| 4369 for (size_t i = 0; i < exps->dim; i++) | |
| 4370 { Expression *e = (Expression *)exps->data[i]; | |
| 4371 e->checkEscape(); | |
| 4372 } | |
| 4373 } | |
| 4374 | |
| 4375 /******************************** FuncExp *********************************/ | |
| 4376 | |
| 4377 FuncExp::FuncExp(Loc loc, FuncLiteralDeclaration *fd) | |
| 4378 : Expression(loc, TOKfunction, sizeof(FuncExp)) | |
| 4379 { | |
| 4380 this->fd = fd; | |
| 4381 } | |
| 4382 | |
| 4383 Expression *FuncExp::syntaxCopy() | |
| 4384 { | |
| 4385 return new FuncExp(loc, (FuncLiteralDeclaration *)fd->syntaxCopy(NULL)); | |
| 4386 } | |
| 4387 | |
| 4388 Expression *FuncExp::semantic(Scope *sc) | |
| 4389 { | |
| 4390 #if LOGSEMANTIC | |
| 4391 printf("FuncExp::semantic(%s)\n", toChars()); | |
| 4392 #endif | |
| 4393 if (!type) | |
| 4394 { | |
| 4395 fd->semantic(sc); | |
| 4396 fd->parent = sc->parent; | |
| 4397 if (global.errors) | |
| 4398 { | |
| 4399 } | |
| 4400 else | |
| 4401 { | |
| 4402 fd->semantic2(sc); | |
| 1587 | 4403 if (!global.errors || |
| 4404 // need to infer return type | |
| 4405 (fd->type && fd->type->ty == Tfunction && !fd->type->nextOf())) | |
| 159 | 4406 { |
| 4407 fd->semantic3(sc); | |
| 4408 | |
| 4409 if (!global.errors && global.params.useInline) | |
| 4410 fd->inlineScan(); | |
| 4411 } | |
| 4412 } | |
| 4413 | |
| 1587 | 4414 // need to infer return type |
| 4415 if (global.errors && fd->type && fd->type->ty == Tfunction && !fd->type->nextOf()) | |
| 4416 ((TypeFunction *)fd->type)->next = Type::terror; | |
| 4417 | |
| 159 | 4418 // Type is a "delegate to" or "pointer to" the function literal |
| 4419 if (fd->isNested()) | |
| 4420 { | |
| 4421 type = new TypeDelegate(fd->type); | |
| 4422 type = type->semantic(loc, sc); | |
| 4423 } | |
| 4424 else | |
| 4425 { | |
| 4426 type = fd->type->pointerTo(); | |
| 4427 } | |
| 4428 } | |
| 4429 return this; | |
| 4430 } | |
| 4431 | |
| 4432 char *FuncExp::toChars() | |
| 4433 { | |
| 4434 return fd->toChars(); | |
| 4435 } | |
| 4436 | |
| 4437 void FuncExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 4438 { | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
4439 fd->toCBuffer(buf, hgs); |
|
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
4440 //buf->writestring(fd->toChars()); |
| 159 | 4441 } |
| 4442 | |
| 4443 | |
| 4444 /******************************** DeclarationExp **************************/ | |
| 4445 | |
| 4446 DeclarationExp::DeclarationExp(Loc loc, Dsymbol *declaration) | |
| 4447 : Expression(loc, TOKdeclaration, sizeof(DeclarationExp)) | |
| 4448 { | |
| 4449 this->declaration = declaration; | |
| 4450 } | |
| 4451 | |
| 4452 Expression *DeclarationExp::syntaxCopy() | |
| 4453 { | |
| 4454 return new DeclarationExp(loc, declaration->syntaxCopy(NULL)); | |
| 4455 } | |
| 4456 | |
| 4457 Expression *DeclarationExp::semantic(Scope *sc) | |
| 4458 { | |
| 4459 if (type) | |
| 4460 return this; | |
| 4461 | |
| 4462 #if LOGSEMANTIC | |
| 4463 printf("DeclarationExp::semantic() %s\n", toChars()); | |
| 4464 #endif | |
| 4465 | |
| 4466 /* This is here to support extern(linkage) declaration, | |
| 4467 * where the extern(linkage) winds up being an AttribDeclaration | |
| 4468 * wrapper. | |
| 4469 */ | |
| 4470 Dsymbol *s = declaration; | |
| 4471 | |
| 4472 AttribDeclaration *ad = declaration->isAttribDeclaration(); | |
| 4473 if (ad) | |
| 4474 { | |
| 4475 if (ad->decl && ad->decl->dim == 1) | |
| 4476 s = (Dsymbol *)ad->decl->data[0]; | |
| 4477 } | |
| 4478 | |
| 4479 if (s->isVarDeclaration()) | |
| 4480 { // Do semantic() on initializer first, so: | |
| 4481 // int a = a; | |
| 4482 // will be illegal. | |
| 4483 declaration->semantic(sc); | |
| 4484 s->parent = sc->parent; | |
| 4485 } | |
| 4486 | |
| 4487 //printf("inserting '%s' %p into sc = %p\n", s->toChars(), s, sc); | |
| 4488 // Insert into both local scope and function scope. | |
| 4489 // Must be unique in both. | |
| 4490 if (s->ident) | |
| 4491 { | |
| 4492 if (!sc->insert(s)) | |
| 4493 error("declaration %s is already defined", s->toPrettyChars()); | |
| 4494 else if (sc->func) | |
| 4495 { VarDeclaration *v = s->isVarDeclaration(); | |
| 4496 if ((s->isFuncDeclaration() /*|| v && v->storage_class & STCstatic*/) && | |
| 4497 !sc->func->localsymtab->insert(s)) | |
| 4498 error("declaration %s is already defined in another scope in %s", s->toPrettyChars(), sc->func->toChars()); | |
| 4499 else if (!global.params.useDeprecated) | |
| 4500 { // Disallow shadowing | |
| 4501 | |
| 4502 for (Scope *scx = sc->enclosing; scx && scx->func == sc->func; scx = scx->enclosing) | |
| 4503 { Dsymbol *s2; | |
| 4504 | |
| 4505 if (scx->scopesym && scx->scopesym->symtab && | |
| 4506 (s2 = scx->scopesym->symtab->lookup(s->ident)) != NULL && | |
| 4507 s != s2) | |
| 4508 { | |
| 4509 error("shadowing declaration %s is deprecated", s->toPrettyChars()); | |
| 4510 } | |
| 4511 } | |
| 4512 } | |
| 4513 } | |
| 4514 } | |
| 4515 if (!s->isVarDeclaration()) | |
| 4516 { | |
| 1587 | 4517 Scope *sc2 = sc; |
| 4518 if (sc2->stc & (STCpure | STCnothrow)) | |
| 4519 sc2 = sc->push(); | |
| 4520 sc2->stc &= ~(STCpure | STCnothrow); | |
| 4521 declaration->semantic(sc2); | |
| 4522 if (sc2 != sc) | |
| 4523 sc2->pop(); | |
| 159 | 4524 s->parent = sc->parent; |
| 4525 } | |
| 4526 if (!global.errors) | |
| 4527 { | |
| 4528 declaration->semantic2(sc); | |
| 4529 if (!global.errors) | |
| 4530 { | |
| 4531 declaration->semantic3(sc); | |
| 4532 | |
| 4533 if (!global.errors && global.params.useInline) | |
| 4534 declaration->inlineScan(); | |
| 4535 } | |
| 4536 } | |
| 4537 | |
| 4538 type = Type::tvoid; | |
| 4539 return this; | |
| 4540 } | |
| 4541 | |
| 4542 int DeclarationExp::checkSideEffect(int flag) | |
| 4543 { | |
| 4544 return 1; | |
| 4545 } | |
| 4546 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4547 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4548 int DeclarationExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4549 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4550 VarDeclaration *v = declaration->isVarDeclaration(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4551 if (v && v->init) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4552 { ExpInitializer *ie = v->init->isExpInitializer(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4553 return ie && ie->exp->canThrow(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4554 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4555 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4556 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4557 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4558 |
| 159 | 4559 void DeclarationExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 4560 { | |
| 4561 declaration->toCBuffer(buf, hgs); | |
| 4562 } | |
| 4563 | |
| 4564 | |
| 4565 /************************ TypeidExp ************************************/ | |
| 4566 | |
| 4567 /* | |
| 4568 * typeid(int) | |
| 4569 */ | |
| 4570 | |
| 4571 TypeidExp::TypeidExp(Loc loc, Type *typeidType) | |
| 4572 : Expression(loc, TOKtypeid, sizeof(TypeidExp)) | |
| 4573 { | |
| 4574 this->typeidType = typeidType; | |
| 4575 } | |
| 4576 | |
| 4577 | |
| 4578 Expression *TypeidExp::syntaxCopy() | |
| 4579 { | |
| 4580 return new TypeidExp(loc, typeidType->syntaxCopy()); | |
| 4581 } | |
| 4582 | |
| 4583 | |
| 4584 Expression *TypeidExp::semantic(Scope *sc) | |
| 4585 { Expression *e; | |
| 4586 | |
| 4587 #if LOGSEMANTIC | |
| 4588 printf("TypeidExp::semantic()\n"); | |
| 4589 #endif | |
| 4590 typeidType = typeidType->semantic(loc, sc); | |
| 4591 e = typeidType->getTypeInfo(sc); | |
| 336 | 4592 if (e->loc.linnum == 0) |
| 4593 e->loc = loc; // so there's at least some line number info | |
| 159 | 4594 return e; |
| 4595 } | |
| 4596 | |
| 4597 void TypeidExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 4598 { | |
| 4599 buf->writestring("typeid("); | |
| 4600 typeidType->toCBuffer(buf, NULL, hgs); | |
| 4601 buf->writeByte(')'); | |
| 4602 } | |
| 4603 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4604 /************************ TraitsExp ************************************/ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4605 #if DMDV2 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4606 /* |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4607 * __traits(identifier, args...) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4608 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4609 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4610 TraitsExp::TraitsExp(Loc loc, Identifier *ident, Objects *args) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4611 : Expression(loc, TOKtraits, sizeof(TraitsExp)) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4612 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4613 this->ident = ident; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4614 this->args = args; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4615 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4616 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4617 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4618 Expression *TraitsExp::syntaxCopy() |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4619 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4620 return new TraitsExp(loc, ident, TemplateInstance::arraySyntaxCopy(args)); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4621 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4622 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4623 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4624 void TraitsExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4625 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4626 buf->writestring("__traits("); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4627 buf->writestring(ident->toChars()); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4628 if (args) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4629 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4630 for (int i = 0; i < args->dim; i++) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4631 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4632 buf->writeByte(','); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4633 Object *oarg = (Object *)args->data[i]; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4634 ObjectToCBuffer(buf, hgs, oarg); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4635 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4636 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4637 buf->writeByte(')'); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4638 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4639 #endif |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4640 |
| 159 | 4641 /************************************************************/ |
| 4642 | |
| 4643 HaltExp::HaltExp(Loc loc) | |
| 4644 : Expression(loc, TOKhalt, sizeof(HaltExp)) | |
| 4645 { | |
| 4646 } | |
| 4647 | |
| 4648 Expression *HaltExp::semantic(Scope *sc) | |
| 4649 { | |
| 4650 #if LOGSEMANTIC | |
| 4651 printf("HaltExp::semantic()\n"); | |
| 4652 #endif | |
| 4653 type = Type::tvoid; | |
| 4654 return this; | |
| 4655 } | |
| 4656 | |
| 4657 int HaltExp::checkSideEffect(int flag) | |
| 4658 { | |
| 4659 return 1; | |
| 4660 } | |
| 4661 | |
| 4662 void HaltExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 4663 { | |
| 4664 buf->writestring("halt"); | |
| 4665 } | |
| 4666 | |
| 4667 /************************************************************/ | |
| 4668 | |
| 4669 IsExp::IsExp(Loc loc, Type *targ, Identifier *id, enum TOK tok, | |
| 4670 Type *tspec, enum TOK tok2) | |
| 4671 : Expression(loc, TOKis, sizeof(IsExp)) | |
| 4672 { | |
| 4673 this->targ = targ; | |
| 4674 this->id = id; | |
| 4675 this->tok = tok; | |
| 4676 this->tspec = tspec; | |
| 4677 this->tok2 = tok2; | |
| 4678 } | |
| 4679 | |
| 4680 Expression *IsExp::syntaxCopy() | |
| 4681 { | |
| 4682 return new IsExp(loc, | |
| 4683 targ->syntaxCopy(), | |
| 4684 id, | |
| 4685 tok, | |
| 4686 tspec ? tspec->syntaxCopy() : NULL, | |
| 4687 tok2); | |
| 4688 } | |
| 4689 | |
| 4690 Expression *IsExp::semantic(Scope *sc) | |
| 4691 { Type *tded; | |
| 4692 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4693 /* is(targ id tok tspec) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4694 * is(targ id == tok2) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4695 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4696 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4697 //printf("IsExp::semantic(%s)\n", toChars()); |
| 159 | 4698 if (id && !(sc->flags & SCOPEstaticif)) |
| 4699 error("can only declare type aliases within static if conditionals"); | |
| 4700 | |
| 4701 unsigned errors_save = global.errors; | |
| 4702 global.errors = 0; | |
| 4703 global.gag++; // suppress printing of error messages | |
| 4704 targ = targ->semantic(loc, sc); | |
| 4705 global.gag--; | |
| 4706 unsigned gerrors = global.errors; | |
| 4707 global.errors = errors_save; | |
| 4708 | |
| 4709 if (gerrors) // if any errors happened | |
| 4710 { // then condition is false | |
| 4711 goto Lno; | |
| 4712 } | |
| 4713 else if (tok2 != TOKreserved) | |
| 4714 { | |
| 4715 switch (tok2) | |
| 4716 { | |
| 4717 case TOKtypedef: | |
| 4718 if (targ->ty != Ttypedef) | |
| 4719 goto Lno; | |
| 4720 tded = ((TypeTypedef *)targ)->sym->basetype; | |
| 4721 break; | |
| 4722 | |
| 4723 case TOKstruct: | |
| 4724 if (targ->ty != Tstruct) | |
| 4725 goto Lno; | |
| 4726 if (((TypeStruct *)targ)->sym->isUnionDeclaration()) | |
| 4727 goto Lno; | |
| 4728 tded = targ; | |
| 4729 break; | |
| 4730 | |
| 4731 case TOKunion: | |
| 4732 if (targ->ty != Tstruct) | |
| 4733 goto Lno; | |
| 4734 if (!((TypeStruct *)targ)->sym->isUnionDeclaration()) | |
| 4735 goto Lno; | |
| 4736 tded = targ; | |
| 4737 break; | |
| 4738 | |
| 4739 case TOKclass: | |
| 4740 if (targ->ty != Tclass) | |
| 4741 goto Lno; | |
| 4742 if (((TypeClass *)targ)->sym->isInterfaceDeclaration()) | |
| 4743 goto Lno; | |
| 4744 tded = targ; | |
| 4745 break; | |
| 4746 | |
| 4747 case TOKinterface: | |
| 4748 if (targ->ty != Tclass) | |
| 4749 goto Lno; | |
| 4750 if (!((TypeClass *)targ)->sym->isInterfaceDeclaration()) | |
| 4751 goto Lno; | |
| 4752 tded = targ; | |
| 4753 break; | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4754 #if DMDV2 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4755 case TOKconst: |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4756 if (!targ->isConst()) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4757 goto Lno; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4758 tded = targ; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4759 break; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4760 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4761 case TOKinvariant: |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4762 case TOKimmutable: |
|
1619
c61782a76dff
Merge DMD r304: refactor invariant => immutable
Leandro Lucarella <llucax@gmail.com>
parents:
1618
diff
changeset
|
4763 if (!targ->isImmutable()) |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4764 goto Lno; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4765 tded = targ; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4766 break; |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4767 |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4768 case TOKshared: |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4769 if (!targ->isShared()) |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4770 goto Lno; |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4771 tded = targ; |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4772 break; |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4773 #endif |
| 159 | 4774 |
| 4775 case TOKsuper: | |
| 4776 // If class or interface, get the base class and interfaces | |
| 4777 if (targ->ty != Tclass) | |
| 4778 goto Lno; | |
| 4779 else | |
| 4780 { ClassDeclaration *cd = ((TypeClass *)targ)->sym; | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
4781 Parameters *args = new Parameters; |
| 159 | 4782 args->reserve(cd->baseclasses.dim); |
| 4783 for (size_t i = 0; i < cd->baseclasses.dim; i++) | |
| 4784 { BaseClass *b = (BaseClass *)cd->baseclasses.data[i]; | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
4785 args->push(new Parameter(STCin, b->type, NULL, NULL)); |
| 159 | 4786 } |
| 4787 tded = new TypeTuple(args); | |
| 4788 } | |
| 4789 break; | |
| 4790 | |
| 4791 case TOKenum: | |
| 4792 if (targ->ty != Tenum) | |
| 4793 goto Lno; | |
| 4794 tded = ((TypeEnum *)targ)->sym->memtype; | |
| 4795 break; | |
| 4796 | |
| 4797 case TOKdelegate: | |
| 4798 if (targ->ty != Tdelegate) | |
| 4799 goto Lno; | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4800 tded = ((TypeDelegate *)targ)->next; // the underlying function type |
| 159 | 4801 break; |
| 4802 | |
| 4803 case TOKfunction: | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4804 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4805 if (targ->ty != Tfunction) |
| 159 | 4806 goto Lno; |
| 4807 tded = targ; | |
| 4808 | |
| 4809 /* Generate tuple from function parameter types. | |
| 4810 */ | |
| 4811 assert(tded->ty == Tfunction); | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
4812 Parameters *params = ((TypeFunction *)tded)->parameters; |
|
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
4813 size_t dim = Parameter::dim(params); |
|
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
4814 Parameters *args = new Parameters; |
| 159 | 4815 args->reserve(dim); |
| 4816 for (size_t i = 0; i < dim; i++) | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
4817 { Parameter *arg = Parameter::getNth(params, i); |
| 159 | 4818 assert(arg && arg->type); |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
4819 args->push(new Parameter(arg->storageClass, arg->type, NULL, NULL)); |
| 159 | 4820 } |
| 4821 tded = new TypeTuple(args); | |
| 4822 break; | |
| 4823 } | |
| 4824 case TOKreturn: | |
| 4825 /* Get the 'return type' for the function, | |
| 4826 * delegate, or pointer to function. | |
| 4827 */ | |
| 4828 if (targ->ty == Tfunction) | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4829 tded = ((TypeFunction *)targ)->next; |
| 159 | 4830 else if (targ->ty == Tdelegate) |
| 4831 tded = targ->next->next; | |
| 4832 else if (targ->ty == Tpointer && targ->next->ty == Tfunction) | |
| 4833 tded = targ->next->next; | |
| 4834 else | |
| 4835 goto Lno; | |
| 4836 break; | |
| 4837 | |
| 4838 default: | |
| 4839 assert(0); | |
| 4840 } | |
| 4841 goto Lyes; | |
| 4842 } | |
| 4843 else if (id && tspec) | |
| 4844 { | |
| 4845 /* Evaluate to TRUE if targ matches tspec. | |
| 4846 * If TRUE, declare id as an alias for the specialized type. | |
| 4847 */ | |
| 4848 | |
| 4849 MATCH m; | |
| 4850 TemplateTypeParameter tp(loc, id, NULL, NULL); | |
| 4851 | |
| 4852 TemplateParameters parameters; | |
| 4853 parameters.setDim(1); | |
| 4854 parameters.data[0] = (void *)&tp; | |
| 4855 | |
| 4856 Objects dedtypes; | |
| 4857 dedtypes.setDim(1); | |
| 4858 dedtypes.data[0] = NULL; | |
| 4859 | |
| 4860 m = targ->deduceType(NULL, tspec, ¶meters, &dedtypes); | |
| 4861 if (m == MATCHnomatch || | |
| 4862 (m != MATCHexact && tok == TOKequal)) | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4863 { |
| 159 | 4864 goto Lno; |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4865 } |
| 159 | 4866 else |
| 4867 { | |
| 4868 assert(dedtypes.dim == 1); | |
| 4869 tded = (Type *)dedtypes.data[0]; | |
| 4870 if (!tded) | |
| 4871 tded = targ; | |
| 4872 goto Lyes; | |
| 4873 } | |
| 4874 } | |
| 4875 else if (id) | |
| 4876 { | |
| 4877 /* Declare id as an alias for type targ. Evaluate to TRUE | |
| 4878 */ | |
| 4879 tded = targ; | |
| 4880 goto Lyes; | |
| 4881 } | |
| 4882 else if (tspec) | |
| 4883 { | |
| 4884 /* Evaluate to TRUE if targ matches tspec | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4885 * is(targ == tspec) |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4886 * is(targ : tspec) |
| 159 | 4887 */ |
| 4888 tspec = tspec->semantic(loc, sc); | |
| 4889 //printf("targ = %s\n", targ->toChars()); | |
| 4890 //printf("tspec = %s\n", tspec->toChars()); | |
| 4891 if (tok == TOKcolon) | |
| 4892 { if (targ->implicitConvTo(tspec)) | |
| 4893 goto Lyes; | |
| 4894 else | |
| 4895 goto Lno; | |
| 4896 } | |
| 4897 else /* == */ | |
| 4898 { if (targ->equals(tspec)) | |
| 4899 goto Lyes; | |
| 4900 else | |
| 4901 goto Lno; | |
| 4902 } | |
| 4903 } | |
| 4904 | |
| 4905 Lyes: | |
| 4906 if (id) | |
| 4907 { | |
| 4908 Dsymbol *s = new AliasDeclaration(loc, id, tded); | |
| 4909 s->semantic(sc); | |
| 4910 sc->insert(s); | |
| 4911 if (sc->sd) | |
| 4912 s->addMember(sc, sc->sd, 1); | |
| 4913 } | |
| 4914 return new IntegerExp(1); | |
| 4915 | |
| 4916 Lno: | |
| 4917 return new IntegerExp(0); | |
| 4918 } | |
| 4919 | |
| 4920 void IsExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 4921 { | |
| 4922 buf->writestring("is("); | |
| 4923 targ->toCBuffer(buf, id, hgs); | |
| 4924 if (tok2 != TOKreserved) | |
| 4925 { | |
| 4926 buf->printf(" %s %s", Token::toChars(tok), Token::toChars(tok2)); | |
| 4927 } | |
| 4928 else if (tspec) | |
| 4929 { | |
| 4930 if (tok == TOKcolon) | |
| 4931 buf->writestring(" : "); | |
| 4932 else | |
| 4933 buf->writestring(" == "); | |
| 4934 tspec->toCBuffer(buf, NULL, hgs); | |
| 4935 } | |
| 336 | 4936 #if DMDV2 |
| 159 | 4937 if (parameters) |
| 4938 { // First parameter is already output, so start with second | |
| 4939 for (int i = 1; i < parameters->dim; i++) | |
| 4940 { | |
| 4941 buf->writeByte(','); | |
| 4942 TemplateParameter *tp = (TemplateParameter *)parameters->data[i]; | |
| 4943 tp->toCBuffer(buf, hgs); | |
| 4944 } | |
| 4945 } | |
| 4946 #endif | |
| 4947 buf->writeByte(')'); | |
| 4948 } | |
| 4949 | |
| 4950 | |
| 4951 /************************************************************/ | |
| 4952 | |
| 4953 UnaExp::UnaExp(Loc loc, enum TOK op, int size, Expression *e1) | |
| 4954 : Expression(loc, op, size) | |
| 4955 { | |
| 4956 this->e1 = e1; | |
| 4957 } | |
| 4958 | |
| 4959 Expression *UnaExp::syntaxCopy() | |
| 4960 { UnaExp *e; | |
| 4961 | |
| 4962 e = (UnaExp *)copy(); | |
| 4963 e->type = NULL; | |
| 4964 e->e1 = e->e1->syntaxCopy(); | |
| 4965 return e; | |
| 4966 } | |
| 4967 | |
| 4968 Expression *UnaExp::semantic(Scope *sc) | |
| 4969 { | |
| 4970 #if LOGSEMANTIC | |
| 4971 printf("UnaExp::semantic('%s')\n", toChars()); | |
| 4972 #endif | |
| 4973 e1 = e1->semantic(sc); | |
| 4974 // if (!e1->type) | |
| 4975 // error("%s has no value", e1->toChars()); | |
| 4976 return this; | |
| 4977 } | |
| 4978 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4979 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4980 int UnaExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4981 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4982 return e1->canThrow(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4983 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4984 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4985 |
| 159 | 4986 void UnaExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 4987 { | |
| 4988 buf->writestring(Token::toChars(op)); | |
| 4989 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 4990 } | |
| 4991 | |
| 4992 /************************************************************/ | |
| 4993 | |
| 4994 BinExp::BinExp(Loc loc, enum TOK op, int size, Expression *e1, Expression *e2) | |
| 4995 : Expression(loc, op, size) | |
| 4996 { | |
| 4997 this->e1 = e1; | |
| 4998 this->e2 = e2; | |
| 4999 } | |
| 5000 | |
| 5001 Expression *BinExp::syntaxCopy() | |
| 5002 { BinExp *e; | |
| 5003 | |
| 5004 e = (BinExp *)copy(); | |
| 5005 e->type = NULL; | |
| 5006 e->e1 = e->e1->syntaxCopy(); | |
| 5007 e->e2 = e->e2->syntaxCopy(); | |
| 5008 return e; | |
| 5009 } | |
| 5010 | |
| 5011 Expression *BinExp::semantic(Scope *sc) | |
| 5012 { | |
| 5013 #if LOGSEMANTIC | |
| 5014 printf("BinExp::semantic('%s')\n", toChars()); | |
| 5015 #endif | |
| 5016 e1 = e1->semantic(sc); | |
|
717
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
5017 if (!e1->type && |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
5018 !(op == TOKassign && e1->op == TOKdottd)) // a.template = e2 |
| 159 | 5019 { |
| 5020 error("%s has no value", e1->toChars()); | |
| 5021 e1->type = Type::terror; | |
| 5022 } | |
| 5023 e2 = e2->semantic(sc); | |
| 5024 if (!e2->type) | |
| 5025 { | |
| 5026 error("%s has no value", e2->toChars()); | |
| 5027 e2->type = Type::terror; | |
| 5028 } | |
| 5029 return this; | |
| 5030 } | |
| 5031 | |
| 5032 Expression *BinExp::semanticp(Scope *sc) | |
| 5033 { | |
| 5034 BinExp::semantic(sc); | |
| 5035 e1 = resolveProperties(sc, e1); | |
| 5036 e2 = resolveProperties(sc, e2); | |
| 5037 return this; | |
| 5038 } | |
| 5039 | |
| 5040 /*************************** | |
| 5041 * Common semantic routine for some xxxAssignExp's. | |
| 5042 */ | |
| 5043 | |
| 5044 Expression *BinExp::commonSemanticAssign(Scope *sc) | |
| 5045 { Expression *e; | |
| 5046 | |
| 5047 if (!type) | |
| 5048 { | |
| 5049 BinExp::semantic(sc); | |
| 5050 e2 = resolveProperties(sc, e2); | |
| 5051 | |
| 5052 e = op_overload(sc); | |
| 5053 if (e) | |
| 5054 return e; | |
| 5055 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5056 if (e1->op == TOKslice) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5057 { // T[] op= ... |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5058 typeCombine(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5059 type = e1->type; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5060 return arrayOp(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5061 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5062 |
| 159 | 5063 e1 = e1->modifiableLvalue(sc, e1); |
| 5064 e1->checkScalar(); | |
| 5065 type = e1->type; | |
| 5066 if (type->toBasetype()->ty == Tbool) | |
| 5067 { | |
| 5068 error("operator not allowed on bool expression %s", toChars()); | |
| 5069 } | |
| 5070 typeCombine(sc); | |
| 5071 e1->checkArithmetic(); | |
| 5072 e2->checkArithmetic(); | |
| 5073 | |
| 5074 if (op == TOKmodass && e2->type->iscomplex()) | |
| 5075 { error("cannot perform modulo complex arithmetic"); | |
| 1587 | 5076 return new ErrorExp(); |
| 159 | 5077 } |
| 5078 } | |
| 5079 return this; | |
| 5080 } | |
| 5081 | |
| 5082 Expression *BinExp::commonSemanticAssignIntegral(Scope *sc) | |
| 5083 { Expression *e; | |
| 5084 | |
| 5085 if (!type) | |
| 5086 { | |
| 5087 BinExp::semantic(sc); | |
| 5088 e2 = resolveProperties(sc, e2); | |
| 5089 | |
| 5090 e = op_overload(sc); | |
| 5091 if (e) | |
| 5092 return e; | |
| 5093 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5094 if (e1->op == TOKslice) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5095 { // T[] op= ... |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5096 typeCombine(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5097 type = e1->type; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5098 return arrayOp(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5099 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5100 |
| 159 | 5101 e1 = e1->modifiableLvalue(sc, e1); |
| 5102 e1->checkScalar(); | |
| 5103 type = e1->type; | |
| 5104 if (type->toBasetype()->ty == Tbool) | |
| 5105 { | |
| 5106 e2 = e2->implicitCastTo(sc, type); | |
| 5107 } | |
| 5108 | |
| 5109 typeCombine(sc); | |
| 5110 e1->checkIntegral(); | |
| 5111 e2->checkIntegral(); | |
| 5112 } | |
| 5113 return this; | |
| 5114 } | |
| 5115 | |
| 5116 int BinExp::checkSideEffect(int flag) | |
| 5117 { | |
| 5118 if (op == TOKplusplus || | |
| 5119 op == TOKminusminus || | |
| 5120 op == TOKassign || | |
| 5121 op == TOKconstruct || | |
| 5122 op == TOKblit || | |
| 5123 op == TOKaddass || | |
| 5124 op == TOKminass || | |
| 5125 op == TOKcatass || | |
| 5126 op == TOKmulass || | |
| 5127 op == TOKdivass || | |
| 5128 op == TOKmodass || | |
| 5129 op == TOKshlass || | |
| 5130 op == TOKshrass || | |
| 5131 op == TOKushrass || | |
| 5132 op == TOKandass || | |
| 5133 op == TOKorass || | |
| 5134 op == TOKxorass || | |
| 5135 op == TOKin || | |
| 5136 op == TOKremove) | |
| 5137 return 1; | |
| 5138 return Expression::checkSideEffect(flag); | |
| 5139 } | |
| 5140 | |
| 1587 | 5141 // generate an error if this is a nonsensical *=,/=, or %=, eg real *= imaginary |
| 5142 void BinExp::checkComplexMulAssign() | |
| 5143 { | |
| 5144 // Any multiplication by an imaginary or complex number yields a complex result. | |
| 5145 // r *= c, i*=c, r*=i, i*=i are all forbidden operations. | |
| 5146 const char *opstr = Token::toChars(op); | |
| 5147 if ( e1->type->isreal() && e2->type->iscomplex()) | |
| 5148 { | |
| 5149 error("%s %s %s is undefined. Did you mean %s %s %s.re ?", | |
| 5150 e1->type->toChars(), opstr, e2->type->toChars(), | |
| 5151 e1->type->toChars(), opstr, e2->type->toChars()); | |
| 5152 } | |
| 5153 else if (e1->type->isimaginary() && e2->type->iscomplex()) | |
| 5154 { | |
| 5155 error("%s %s %s is undefined. Did you mean %s %s %s.im ?", | |
| 5156 e1->type->toChars(), opstr, e2->type->toChars(), | |
| 5157 e1->type->toChars(), opstr, e2->type->toChars()); | |
| 5158 } | |
| 5159 else if ((e1->type->isreal() || e1->type->isimaginary()) && | |
| 5160 e2->type->isimaginary()) | |
| 5161 { | |
| 5162 error("%s %s %s is an undefined operation", e1->type->toChars(), | |
| 5163 opstr, e2->type->toChars()); | |
| 5164 } | |
| 5165 } | |
| 5166 | |
| 5167 // generate an error if this is a nonsensical += or -=, eg real += imaginary | |
| 5168 void BinExp::checkComplexAddAssign() | |
| 5169 { | |
| 5170 // Addition or subtraction of a real and an imaginary is a complex result. | |
| 5171 // Thus, r+=i, r+=c, i+=r, i+=c are all forbidden operations. | |
| 5172 if ( (e1->type->isreal() && (e2->type->isimaginary() || e2->type->iscomplex())) || | |
| 5173 (e1->type->isimaginary() && (e2->type->isreal() || e2->type->iscomplex())) | |
| 5174 ) | |
| 5175 { | |
| 5176 error("%s %s %s is undefined (result is complex)", | |
| 5177 e1->type->toChars(), Token::toChars(op), e2->type->toChars()); | |
| 5178 } | |
| 5179 } | |
| 5180 | |
| 159 | 5181 void BinExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 5182 { | |
| 5183 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 5184 buf->writeByte(' '); | |
| 5185 buf->writestring(Token::toChars(op)); | |
| 5186 buf->writeByte(' '); | |
| 5187 expToCBuffer(buf, hgs, e2, (enum PREC)(precedence[op] + 1)); | |
| 5188 } | |
| 5189 | |
| 5190 int BinExp::isunsigned() | |
| 5191 { | |
| 5192 return e1->type->isunsigned() || e2->type->isunsigned(); | |
| 5193 } | |
| 5194 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5195 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5196 int BinExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5197 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5198 return e1->canThrow() || e2->canThrow(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5199 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5200 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5201 |
| 159 | 5202 void BinExp::incompatibleTypes() |
| 5203 { | |
| 5204 error("incompatible types for ((%s) %s (%s)): '%s' and '%s'", | |
| 5205 e1->toChars(), Token::toChars(op), e2->toChars(), | |
| 5206 e1->type->toChars(), e2->type->toChars()); | |
| 5207 } | |
| 5208 | |
| 5209 /************************************************************/ | |
| 5210 | |
| 5211 CompileExp::CompileExp(Loc loc, Expression *e) | |
| 5212 : UnaExp(loc, TOKmixin, sizeof(CompileExp), e) | |
| 5213 { | |
| 5214 } | |
| 5215 | |
| 5216 Expression *CompileExp::semantic(Scope *sc) | |
| 5217 { | |
| 5218 #if LOGSEMANTIC | |
| 5219 printf("CompileExp::semantic('%s')\n", toChars()); | |
| 5220 #endif | |
| 5221 UnaExp::semantic(sc); | |
| 5222 e1 = resolveProperties(sc, e1); | |
| 5223 e1 = e1->optimize(WANTvalue | WANTinterpret); | |
| 5224 if (e1->op != TOKstring) | |
| 5225 { error("argument to mixin must be a string, not (%s)", e1->toChars()); | |
| 5226 type = Type::terror; | |
| 5227 return this; | |
| 5228 } | |
| 5229 StringExp *se = (StringExp *)e1; | |
| 5230 se = se->toUTF8(sc); | |
| 5231 Parser p(sc->module, (unsigned char *)se->string, se->len, 0); | |
| 5232 p.loc = loc; | |
| 5233 p.nextToken(); | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5234 //printf("p.loc.linnum = %d\n", p.loc.linnum); |
| 159 | 5235 Expression *e = p.parseExpression(); |
| 5236 if (p.token.value != TOKeof) | |
| 5237 error("incomplete mixin expression (%s)", se->toChars()); | |
| 5238 return e->semantic(sc); | |
| 5239 } | |
| 5240 | |
| 5241 void CompileExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 5242 { | |
| 5243 buf->writestring("mixin("); | |
| 5244 expToCBuffer(buf, hgs, e1, PREC_assign); | |
| 5245 buf->writeByte(')'); | |
| 5246 } | |
| 5247 | |
| 5248 /************************************************************/ | |
| 5249 | |
| 5250 FileExp::FileExp(Loc loc, Expression *e) | |
| 5251 : UnaExp(loc, TOKmixin, sizeof(FileExp), e) | |
| 5252 { | |
| 5253 } | |
| 5254 | |
| 5255 Expression *FileExp::semantic(Scope *sc) | |
| 5256 { char *name; | |
| 5257 StringExp *se; | |
| 5258 | |
| 5259 #if LOGSEMANTIC | |
| 5260 printf("FileExp::semantic('%s')\n", toChars()); | |
| 5261 #endif | |
| 5262 UnaExp::semantic(sc); | |
| 5263 e1 = resolveProperties(sc, e1); | |
| 5264 e1 = e1->optimize(WANTvalue); | |
| 5265 if (e1->op != TOKstring) | |
| 5266 { error("file name argument must be a string, not (%s)", e1->toChars()); | |
| 5267 goto Lerror; | |
| 5268 } | |
| 5269 se = (StringExp *)e1; | |
| 5270 se = se->toUTF8(sc); | |
| 5271 name = (char *)se->string; | |
| 5272 | |
| 5273 if (!global.params.fileImppath) | |
| 5274 { error("need -Jpath switch to import text file %s", name); | |
| 5275 goto Lerror; | |
| 5276 } | |
| 5277 | |
| 5278 if (name != FileName::name(name)) | |
| 5279 { error("use -Jpath switch to provide path for filename %s", name); | |
| 5280 goto Lerror; | |
| 5281 } | |
| 5282 | |
| 5283 name = FileName::searchPath(global.filePath, name, 0); | |
| 5284 if (!name) | |
| 5285 { error("file %s cannot be found, check -Jpath", se->toChars()); | |
| 5286 goto Lerror; | |
| 5287 } | |
| 5288 | |
| 5289 if (global.params.verbose) | |
| 1587 | 5290 printf("file %s\t(%s)\n", (char *)se->string, name); |
| 159 | 5291 |
| 5292 { File f(name); | |
| 5293 if (f.read()) | |
| 5294 { error("cannot read file %s", f.toChars()); | |
| 5295 goto Lerror; | |
| 5296 } | |
| 5297 else | |
| 5298 { | |
| 5299 f.ref = 1; | |
| 5300 se = new StringExp(loc, f.buffer, f.len); | |
| 5301 } | |
| 5302 } | |
| 5303 Lret: | |
| 5304 return se->semantic(sc); | |
| 5305 | |
| 5306 Lerror: | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5307 se = new StringExp(loc, (char *)""); |
| 159 | 5308 goto Lret; |
| 5309 } | |
| 5310 | |
| 5311 void FileExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 5312 { | |
| 5313 buf->writestring("import("); | |
| 5314 expToCBuffer(buf, hgs, e1, PREC_assign); | |
| 5315 buf->writeByte(')'); | |
| 5316 } | |
| 5317 | |
| 5318 /************************************************************/ | |
| 5319 | |
| 5320 AssertExp::AssertExp(Loc loc, Expression *e, Expression *msg) | |
| 5321 : UnaExp(loc, TOKassert, sizeof(AssertExp), e) | |
| 5322 { | |
| 5323 this->msg = msg; | |
| 5324 } | |
| 5325 | |
| 5326 Expression *AssertExp::syntaxCopy() | |
| 5327 { | |
| 5328 AssertExp *ae = new AssertExp(loc, e1->syntaxCopy(), | |
| 5329 msg ? msg->syntaxCopy() : NULL); | |
| 5330 return ae; | |
| 5331 } | |
| 5332 | |
| 5333 Expression *AssertExp::semantic(Scope *sc) | |
| 5334 { | |
| 5335 #if LOGSEMANTIC | |
| 5336 printf("AssertExp::semantic('%s')\n", toChars()); | |
| 5337 #endif | |
| 5338 UnaExp::semantic(sc); | |
| 5339 e1 = resolveProperties(sc, e1); | |
| 5340 // BUG: see if we can do compile time elimination of the Assert | |
| 5341 e1 = e1->optimize(WANTvalue); | |
| 5342 e1 = e1->checkToBoolean(); | |
| 5343 if (msg) | |
| 5344 { | |
| 5345 msg = msg->semantic(sc); | |
| 5346 msg = resolveProperties(sc, msg); | |
| 5347 msg = msg->implicitCastTo(sc, Type::tchar->arrayOf()); | |
| 5348 msg = msg->optimize(WANTvalue); | |
| 5349 } | |
| 5350 if (e1->isBool(FALSE)) | |
| 5351 { | |
| 5352 FuncDeclaration *fd = sc->parent->isFuncDeclaration(); | |
| 5353 fd->hasReturnExp |= 4; | |
| 5354 | |
| 5355 if (!global.params.useAssert) | |
| 5356 { Expression *e = new HaltExp(loc); | |
| 5357 e = e->semantic(sc); | |
| 5358 return e; | |
| 5359 } | |
| 5360 } | |
| 5361 type = Type::tvoid; | |
| 5362 return this; | |
| 5363 } | |
| 5364 | |
| 5365 int AssertExp::checkSideEffect(int flag) | |
| 5366 { | |
| 5367 return 1; | |
| 5368 } | |
| 5369 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5370 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5371 int AssertExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5372 { |
| 1587 | 5373 /* assert()s are non-recoverable errors, so functions that |
| 5374 * use them can be considered "nothrow" | |
| 5375 */ | |
| 5376 return 0; //(global.params.useAssert != 0); | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5377 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5378 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5379 |
| 159 | 5380 void AssertExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 5381 { | |
| 5382 buf->writestring("assert("); | |
| 5383 expToCBuffer(buf, hgs, e1, PREC_assign); | |
| 5384 if (msg) | |
| 5385 { | |
| 5386 buf->writeByte(','); | |
| 5387 expToCBuffer(buf, hgs, msg, PREC_assign); | |
| 5388 } | |
| 5389 buf->writeByte(')'); | |
| 5390 } | |
| 5391 | |
| 5392 /************************************************************/ | |
| 5393 | |
| 5394 DotIdExp::DotIdExp(Loc loc, Expression *e, Identifier *ident) | |
| 5395 : UnaExp(loc, TOKdot, sizeof(DotIdExp), e) | |
| 5396 { | |
| 5397 this->ident = ident; | |
| 5398 } | |
| 5399 | |
| 5400 Expression *DotIdExp::semantic(Scope *sc) | |
| 5401 { Expression *e; | |
| 5402 Expression *eleft; | |
| 5403 Expression *eright; | |
| 5404 | |
| 5405 #if LOGSEMANTIC | |
| 5406 printf("DotIdExp::semantic(this = %p, '%s')\n", this, toChars()); | |
| 5407 //printf("e1->op = %d, '%s'\n", e1->op, Token::toChars(e1->op)); | |
| 5408 #endif | |
| 5409 | |
| 5410 //{ static int z; fflush(stdout); if (++z == 10) *(char*)0=0; } | |
| 5411 | |
| 5412 #if 0 | |
| 5413 /* Don't do semantic analysis if we'll be converting | |
| 5414 * it to a string. | |
| 5415 */ | |
| 5416 if (ident == Id::stringof) | |
| 5417 { char *s = e1->toChars(); | |
| 5418 e = new StringExp(loc, s, strlen(s), 'c'); | |
| 5419 e = e->semantic(sc); | |
| 5420 return e; | |
| 5421 } | |
| 5422 #endif | |
| 5423 | |
| 5424 /* Special case: rewrite this.id and super.id | |
| 5425 * to be classtype.id and baseclasstype.id | |
| 5426 * if we have no this pointer. | |
| 5427 */ | |
| 5428 if ((e1->op == TOKthis || e1->op == TOKsuper) && !hasThis(sc)) | |
| 5429 { ClassDeclaration *cd; | |
| 5430 StructDeclaration *sd; | |
| 5431 AggregateDeclaration *ad; | |
| 5432 | |
| 5433 ad = sc->getStructClassScope(); | |
| 5434 if (ad) | |
| 5435 { | |
| 5436 cd = ad->isClassDeclaration(); | |
| 5437 if (cd) | |
| 5438 { | |
| 5439 if (e1->op == TOKthis) | |
| 5440 { | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5441 e = typeDotIdExp(loc, cd->type, ident); |
| 159 | 5442 return e->semantic(sc); |
| 5443 } | |
| 5444 else if (cd->baseClass && e1->op == TOKsuper) | |
| 5445 { | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5446 e = typeDotIdExp(loc, cd->baseClass->type, ident); |
| 159 | 5447 return e->semantic(sc); |
| 5448 } | |
| 5449 } | |
| 5450 else | |
| 5451 { | |
| 5452 sd = ad->isStructDeclaration(); | |
| 5453 if (sd) | |
| 5454 { | |
| 5455 if (e1->op == TOKthis) | |
| 5456 { | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5457 e = typeDotIdExp(loc, sd->type, ident); |
| 159 | 5458 return e->semantic(sc); |
| 5459 } | |
| 5460 } | |
| 5461 } | |
| 5462 } | |
| 5463 } | |
| 5464 | |
| 5465 UnaExp::semantic(sc); | |
| 5466 | |
| 5467 if (e1->op == TOKdotexp) | |
| 5468 { | |
| 5469 DotExp *de = (DotExp *)e1; | |
| 5470 eleft = de->e1; | |
| 5471 eright = de->e2; | |
| 5472 } | |
| 5473 else | |
| 5474 { | |
| 5475 e1 = resolveProperties(sc, e1); | |
| 5476 eleft = NULL; | |
| 5477 eright = e1; | |
| 5478 } | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5479 #if DMDV2 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5480 if (e1->op == TOKtuple && ident == Id::offsetof) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5481 { /* 'distribute' the .offsetof to each of the tuple elements. |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5482 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5483 TupleExp *te = (TupleExp *)e1; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5484 Expressions *exps = new Expressions(); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5485 exps->setDim(te->exps->dim); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5486 for (int i = 0; i < exps->dim; i++) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5487 { Expression *e = (Expression *)te->exps->data[i]; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5488 e = e->semantic(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5489 e = new DotIdExp(e->loc, e, Id::offsetof); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5490 exps->data[i] = (void *)e; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5491 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5492 e = new TupleExp(loc, exps); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5493 e = e->semantic(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5494 return e; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5495 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5496 #endif |
| 159 | 5497 |
| 5498 if (e1->op == TOKtuple && ident == Id::length) | |
| 5499 { | |
| 5500 TupleExp *te = (TupleExp *)e1; | |
| 5501 e = new IntegerExp(loc, te->exps->dim, Type::tsize_t); | |
| 5502 return e; | |
| 5503 } | |
| 5504 | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5505 if (e1->op == TOKdottd) |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5506 { |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5507 error("template %s does not have property %s", e1->toChars(), ident->toChars()); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5508 return e1; |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5509 } |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5510 |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5511 if (!e1->type) |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5512 { |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5513 error("expression %s does not have property %s", e1->toChars(), ident->toChars()); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5514 return e1; |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5515 } |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5516 |
| 159 | 5517 if (eright->op == TOKimport) // also used for template alias's |
| 5518 { | |
| 5519 ScopeExp *ie = (ScopeExp *)eright; | |
| 5520 | |
|
846
bc982f1ad106
Merged DMD 1.037 frontend
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
841
diff
changeset
|
5521 /* Disable access to another module's private imports. |
|
bc982f1ad106
Merged DMD 1.037 frontend
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
841
diff
changeset
|
5522 * The check for 'is sds our current module' is because |
|
bc982f1ad106
Merged DMD 1.037 frontend
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
841
diff
changeset
|
5523 * the current module should have access to its own imports. |
|
bc982f1ad106
Merged DMD 1.037 frontend
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
841
diff
changeset
|
5524 */ |
|
bc982f1ad106
Merged DMD 1.037 frontend
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
841
diff
changeset
|
5525 Dsymbol *s = ie->sds->search(loc, ident, |
|
bc982f1ad106
Merged DMD 1.037 frontend
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
841
diff
changeset
|
5526 (ie->sds->isModule() && ie->sds != sc->module) ? 1 : 0); |
| 159 | 5527 if (s) |
| 5528 { | |
| 5529 s = s->toAlias(); | |
| 5530 checkDeprecated(sc, s); | |
| 5531 | |
| 5532 EnumMember *em = s->isEnumMember(); | |
| 5533 if (em) | |
| 5534 { | |
| 5535 e = em->value; | |
| 5536 e = e->semantic(sc); | |
| 5537 return e; | |
| 5538 } | |
| 5539 | |
| 5540 VarDeclaration *v = s->isVarDeclaration(); | |
| 5541 if (v) | |
| 5542 { | |
| 5543 //printf("DotIdExp:: Identifier '%s' is a variable, type '%s'\n", toChars(), v->type->toChars()); | |
| 5544 if (v->inuse) | |
| 5545 { | |
| 5546 error("circular reference to '%s'", v->toChars()); | |
| 5547 type = Type::tint32; | |
| 5548 return this; | |
| 5549 } | |
| 5550 type = v->type; | |
|
1499
df11cdec45a2
Another shot at fixing the issues with (constant) struct literals and their addresses. See DMD2682, #218, #324.
Christian Kamm <kamm incasoftware de>
parents:
1372
diff
changeset
|
5551 if (v->isSameAsInitializer()) |
| 159 | 5552 { |
| 5553 if (v->init) | |
| 5554 { | |
| 5555 ExpInitializer *ei = v->init->isExpInitializer(); | |
| 5556 if (ei) | |
| 5557 { | |
| 5558 //printf("\tei: %p (%s)\n", ei->exp, ei->exp->toChars()); | |
| 5559 //ei->exp = ei->exp->semantic(sc); | |
| 5560 if (ei->exp->type == type) | |
| 5561 { | |
| 5562 e = ei->exp->copy(); // make copy so we can change loc | |
| 5563 e->loc = loc; | |
| 5564 return e; | |
| 5565 } | |
| 5566 } | |
| 5567 } | |
| 5568 else if (type->isscalar()) | |
| 5569 { | |
| 5570 e = type->defaultInit(); | |
| 5571 e->loc = loc; | |
| 5572 return e; | |
| 5573 } | |
| 5574 } | |
| 5575 if (v->needThis()) | |
| 5576 { | |
| 5577 if (!eleft) | |
| 5578 eleft = new ThisExp(loc); | |
| 5579 e = new DotVarExp(loc, eleft, v); | |
| 5580 e = e->semantic(sc); | |
| 5581 } | |
| 5582 else | |
| 5583 { | |
| 5584 e = new VarExp(loc, v); | |
| 5585 if (eleft) | |
| 5586 { e = new CommaExp(loc, eleft, e); | |
| 5587 e->type = v->type; | |
| 5588 } | |
| 5589 } | |
| 5590 return e->deref(); | |
| 5591 } | |
| 5592 | |
| 5593 FuncDeclaration *f = s->isFuncDeclaration(); | |
| 5594 if (f) | |
| 5595 { | |
| 5596 //printf("it's a function\n"); | |
| 5597 if (f->needThis()) | |
| 5598 { | |
| 5599 if (!eleft) | |
| 5600 eleft = new ThisExp(loc); | |
| 5601 e = new DotVarExp(loc, eleft, f); | |
| 5602 e = e->semantic(sc); | |
| 5603 } | |
| 5604 else | |
| 5605 { | |
| 5606 e = new VarExp(loc, f); | |
| 5607 if (eleft) | |
| 5608 { e = new CommaExp(loc, eleft, e); | |
| 5609 e->type = f->type; | |
| 5610 } | |
| 5611 } | |
| 5612 return e; | |
| 5613 } | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5614 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5615 OverloadSet *o = s->isOverloadSet(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5616 if (o) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5617 { //printf("'%s' is an overload set\n", o->toChars()); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5618 return new OverExp(o); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5619 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5620 #endif |
| 159 | 5621 |
| 5622 Type *t = s->getType(); | |
| 5623 if (t) | |
| 5624 { | |
| 5625 return new TypeExp(loc, t); | |
| 5626 } | |
| 5627 | |
| 336 | 5628 TupleDeclaration *tup = s->isTupleDeclaration(); |
| 5629 if (tup) | |
| 5630 { | |
| 5631 if (eleft) | |
| 5632 error("cannot have e.tuple"); | |
| 5633 e = new TupleExp(loc, tup); | |
| 5634 e = e->semantic(sc); | |
| 5635 return e; | |
| 5636 } | |
| 5637 | |
| 159 | 5638 ScopeDsymbol *sds = s->isScopeDsymbol(); |
| 5639 if (sds) | |
| 5640 { | |
| 5641 //printf("it's a ScopeDsymbol\n"); | |
| 5642 e = new ScopeExp(loc, sds); | |
| 5643 e = e->semantic(sc); | |
| 5644 if (eleft) | |
| 5645 e = new DotExp(loc, eleft, e); | |
| 5646 return e; | |
| 5647 } | |
| 5648 | |
| 5649 Import *imp = s->isImport(); | |
| 5650 if (imp) | |
| 5651 { | |
| 5652 ScopeExp *ie; | |
| 5653 | |
| 5654 ie = new ScopeExp(loc, imp->pkg); | |
| 5655 return ie->semantic(sc); | |
| 5656 } | |
| 5657 | |
| 5658 // BUG: handle other cases like in IdentifierExp::semantic() | |
| 5659 #ifdef DEBUG | |
| 5660 printf("s = '%s', kind = '%s'\n", s->toChars(), s->kind()); | |
| 5661 #endif | |
| 5662 assert(0); | |
| 5663 } | |
| 5664 else if (ident == Id::stringof) | |
| 5665 { char *s = ie->toChars(); | |
| 5666 e = new StringExp(loc, s, strlen(s), 'c'); | |
| 5667 e = e->semantic(sc); | |
| 5668 return e; | |
| 5669 } | |
| 5670 error("undefined identifier %s", toChars()); | |
| 5671 type = Type::tvoid; | |
| 5672 return this; | |
| 5673 } | |
| 5674 else if (e1->type->ty == Tpointer && | |
| 5675 ident != Id::init && ident != Id::__sizeof && | |
| 5676 ident != Id::alignof && ident != Id::offsetof && | |
| 5677 ident != Id::mangleof && ident != Id::stringof) | |
| 1587 | 5678 { /* Rewrite: |
| 5679 * p.ident | |
| 5680 * as: | |
| 5681 * (*p).ident | |
| 5682 */ | |
| 159 | 5683 e = new PtrExp(loc, e1); |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5684 e->type = ((TypePointer *)e1->type)->next; |
| 159 | 5685 return e->type->dotExp(sc, e, ident); |
| 5686 } | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5687 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5688 else if (t1b->ty == Tarray || |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5689 t1b->ty == Tsarray || |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5690 t1b->ty == Taarray) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5691 { /* If ident is not a valid property, rewrite: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5692 * e1.ident |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5693 * as: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5694 * .ident(e1) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5695 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5696 unsigned errors = global.errors; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5697 global.gag++; |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
5698 Type *t1 = e1->type; |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5699 e = e1->type->dotExp(sc, e1, ident); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5700 global.gag--; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5701 if (errors != global.errors) // if failed to find the property |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5702 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5703 global.errors = errors; |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
5704 e1->type = t1; // kludge to restore type |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5705 e = new DotIdExp(loc, new IdentifierExp(loc, Id::empty), ident); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5706 e = new CallExp(loc, e, e1); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5707 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5708 e = e->semantic(sc); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5709 return e; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5710 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5711 #endif |
| 159 | 5712 else |
| 5713 { | |
| 5714 e = e1->type->dotExp(sc, e1, ident); | |
| 5715 e = e->semantic(sc); | |
| 5716 return e; | |
| 5717 } | |
| 5718 } | |
| 5719 | |
| 5720 void DotIdExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 5721 { | |
| 5722 //printf("DotIdExp::toCBuffer()\n"); | |
| 5723 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 5724 buf->writeByte('.'); | |
| 5725 buf->writestring(ident->toChars()); | |
| 5726 } | |
| 5727 | |
| 5728 /********************** DotTemplateExp ***********************************/ | |
| 5729 | |
| 5730 // Mainly just a placeholder | |
| 5731 | |
| 5732 DotTemplateExp::DotTemplateExp(Loc loc, Expression *e, TemplateDeclaration *td) | |
| 5733 : UnaExp(loc, TOKdottd, sizeof(DotTemplateExp), e) | |
| 5734 | |
| 5735 { | |
| 5736 this->td = td; | |
| 5737 } | |
| 5738 | |
| 5739 void DotTemplateExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 5740 { | |
| 5741 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 5742 buf->writeByte('.'); | |
| 5743 buf->writestring(td->toChars()); | |
| 5744 } | |
| 5745 | |
| 5746 | |
| 5747 /************************************************************/ | |
| 5748 | |
| 5749 DotVarExp::DotVarExp(Loc loc, Expression *e, Declaration *v) | |
| 5750 : UnaExp(loc, TOKdotvar, sizeof(DotVarExp), e) | |
| 5751 { | |
| 5752 //printf("DotVarExp()\n"); | |
| 5753 this->var = v; | |
| 5754 } | |
| 5755 | |
| 5756 Expression *DotVarExp::semantic(Scope *sc) | |
| 5757 { | |
| 5758 #if LOGSEMANTIC | |
| 5759 printf("DotVarExp::semantic('%s')\n", toChars()); | |
| 5760 #endif | |
| 5761 if (!type) | |
| 5762 { | |
| 5763 var = var->toAlias()->isDeclaration(); | |
| 5764 | |
| 5765 TupleDeclaration *tup = var->isTupleDeclaration(); | |
| 5766 if (tup) | |
| 5767 { /* Replace: | |
| 5768 * e1.tuple(a, b, c) | |
| 5769 * with: | |
| 5770 * tuple(e1.a, e1.b, e1.c) | |
| 5771 */ | |
| 5772 Expressions *exps = new Expressions; | |
| 5773 | |
| 5774 exps->reserve(tup->objects->dim); | |
| 5775 for (size_t i = 0; i < tup->objects->dim; i++) | |
| 5776 { Object *o = (Object *)tup->objects->data[i]; | |
| 5777 if (o->dyncast() != DYNCAST_EXPRESSION) | |
| 5778 { | |
| 5779 error("%s is not an expression", o->toChars()); | |
| 5780 } | |
| 5781 else | |
| 5782 { | |
| 5783 Expression *e = (Expression *)o; | |
| 5784 if (e->op != TOKdsymbol) | |
| 5785 error("%s is not a member", e->toChars()); | |
| 5786 else | |
| 5787 { DsymbolExp *ve = (DsymbolExp *)e; | |
| 5788 | |
| 5789 e = new DotVarExp(loc, e1, ve->s->isDeclaration()); | |
| 5790 exps->push(e); | |
| 5791 } | |
| 5792 } | |
| 5793 } | |
| 5794 Expression *e = new TupleExp(loc, exps); | |
| 5795 e = e->semantic(sc); | |
| 5796 return e; | |
| 5797 } | |
| 5798 | |
| 5799 e1 = e1->semantic(sc); | |
| 5800 type = var->type; | |
| 5801 if (!type && global.errors) | |
| 5802 { // var is goofed up, just return 0 | |
| 1587 | 5803 return new ErrorExp(); |
| 159 | 5804 } |
| 5805 assert(type); | |
| 5806 | |
| 5807 if (!var->isFuncDeclaration()) // for functions, do checks after overload resolution | |
| 5808 { | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5809 Dsymbol *vparent = var->toParent(); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5810 AggregateDeclaration *ad = vparent ? vparent->isAggregateDeclaration() : NULL; |
| 336 | 5811 e1 = getRightThis(loc, sc, ad, e1, var); |
| 5812 if (!sc->noaccesscheck) | |
| 5813 accessCheck(loc, sc, e1, var); | |
| 5814 | |
| 5815 VarDeclaration *v = var->isVarDeclaration(); | |
|
1499
df11cdec45a2
Another shot at fixing the issues with (constant) struct literals and their addresses. See DMD2682, #218, #324.
Christian Kamm <kamm incasoftware de>
parents:
1372
diff
changeset
|
5816 if (v && v->isSameAsInitializer()) |
| 336 | 5817 { ExpInitializer *ei = v->getExpInitializer(); |
| 5818 if (ei) | |
| 5819 { Expression *e = ei->exp->copy(); | |
| 5820 e = e->semantic(sc); | |
| 5821 return e; | |
| 159 | 5822 } |
| 5823 } | |
| 5824 } | |
| 5825 } | |
| 5826 //printf("-DotVarExp::semantic('%s')\n", toChars()); | |
| 5827 return this; | |
| 5828 } | |
| 5829 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5830 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5831 int DotVarExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5832 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5833 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5834 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5835 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5836 |
| 159 | 5837 Expression *DotVarExp::toLvalue(Scope *sc, Expression *e) |
| 5838 { | |
| 5839 //printf("DotVarExp::toLvalue(%s)\n", toChars()); | |
| 5840 return this; | |
| 5841 } | |
| 5842 | |
| 5843 Expression *DotVarExp::modifiableLvalue(Scope *sc, Expression *e) | |
| 5844 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5845 #if 0 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5846 printf("DotVarExp::modifiableLvalue(%s)\n", toChars()); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5847 printf("e1->type = %s\n", e1->type->toChars()); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5848 printf("var->type = %s\n", var->type->toChars()); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5849 #endif |
| 159 | 5850 |
| 5851 if (var->isCtorinit()) | |
| 5852 { // It's only modifiable if inside the right constructor | |
| 5853 Dsymbol *s = sc->func; | |
| 5854 while (1) | |
| 5855 { | |
| 5856 FuncDeclaration *fd = NULL; | |
| 5857 if (s) | |
| 5858 fd = s->isFuncDeclaration(); | |
| 5859 if (fd && | |
| 5860 ((fd->isCtorDeclaration() && var->storage_class & STCfield) || | |
| 5861 (fd->isStaticCtorDeclaration() && !(var->storage_class & STCfield))) && | |
| 5862 fd->toParent() == var->toParent() && | |
| 5863 e1->op == TOKthis | |
| 5864 ) | |
| 5865 { | |
| 5866 VarDeclaration *v = var->isVarDeclaration(); | |
| 5867 assert(v); | |
| 5868 v->ctorinit = 1; | |
| 5869 //printf("setting ctorinit\n"); | |
| 5870 } | |
| 5871 else | |
| 5872 { | |
| 5873 if (s) | |
| 5874 { s = s->toParent2(); | |
| 5875 continue; | |
| 5876 } | |
| 5877 else | |
| 5878 { | |
| 5879 const char *p = var->isStatic() ? "static " : ""; | |
| 5880 error("can only initialize %sconst member %s inside %sconstructor", | |
| 5881 p, var->toChars(), p); | |
| 5882 } | |
| 5883 } | |
| 5884 break; | |
| 5885 } | |
| 5886 } | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5887 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5888 else |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5889 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5890 Type *t1 = e1->type->toBasetype(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5891 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5892 if (!t1->isMutable() || |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5893 (t1->ty == Tpointer && !t1->nextOf()->isMutable()) || |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5894 !var->type->isMutable() || |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5895 !var->type->isAssignable() || |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5896 var->storage_class & STCmanifest |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5897 ) |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
5898 error("cannot modify const/immutable expression %s", toChars()); |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5899 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5900 #endif |
| 159 | 5901 return this; |
| 5902 } | |
| 5903 | |
| 5904 void DotVarExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 5905 { | |
| 5906 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 5907 buf->writeByte('.'); | |
| 5908 buf->writestring(var->toChars()); | |
| 5909 } | |
| 5910 | |
| 5911 /************************************************************/ | |
| 5912 | |
| 5913 /* Things like: | |
| 5914 * foo.bar!(args) | |
| 5915 */ | |
| 5916 | |
| 5917 DotTemplateInstanceExp::DotTemplateInstanceExp(Loc loc, Expression *e, TemplateInstance *ti) | |
| 5918 : UnaExp(loc, TOKdotti, sizeof(DotTemplateInstanceExp), e) | |
| 5919 { | |
| 5920 //printf("DotTemplateInstanceExp()\n"); | |
| 5921 this->ti = ti; | |
| 5922 } | |
| 5923 | |
| 5924 Expression *DotTemplateInstanceExp::syntaxCopy() | |
| 5925 { | |
| 5926 DotTemplateInstanceExp *de = new DotTemplateInstanceExp(loc, | |
| 5927 e1->syntaxCopy(), | |
| 5928 (TemplateInstance *)ti->syntaxCopy(NULL)); | |
| 5929 return de; | |
| 5930 } | |
| 5931 | |
| 5932 Expression *DotTemplateInstanceExp::semantic(Scope *sc) | |
|
1609
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5933 { |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5934 #if 1 |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5935 #if LOGSEMANTIC |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5936 printf("DotTemplateInstanceExp::semantic('%s')\n", toChars()); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5937 #endif |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5938 Expression *eleft; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5939 Expression *e = new DotIdExp(loc, e1, ti->name); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5940 L1: |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5941 e = e->semantic(sc); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5942 if (e->op == TOKdottd) |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5943 { |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5944 DotTemplateExp *dte = (DotTemplateExp *)e; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5945 TemplateDeclaration *td = dte->td; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5946 eleft = dte->e1; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5947 ti->tempdecl = td; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5948 ti->semantic(sc); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5949 Dsymbol *s = ti->inst->toAlias(); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5950 Declaration *v = s->isDeclaration(); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5951 if (v) |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5952 { e = new DotVarExp(loc, eleft, v); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5953 e = e->semantic(sc); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5954 return e; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5955 } |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5956 e = new ScopeExp(loc, ti); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5957 e = new DotExp(loc, eleft, e); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5958 e = e->semantic(sc); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5959 return e; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5960 } |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5961 else if (e->op == TOKimport) |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5962 { ScopeExp *se = (ScopeExp *)e; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5963 TemplateDeclaration *td = se->sds->isTemplateDeclaration(); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5964 if (!td) |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5965 { error("%s is not a template", e->toChars()); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5966 return new ErrorExp(); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5967 } |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5968 ti->tempdecl = td; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5969 e = new ScopeExp(loc, ti); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5970 e = e->semantic(sc); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5971 return e; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5972 } |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5973 else if (e->op == TOKdotexp) |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5974 { DotExp *de = (DotExp *)e; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5975 |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5976 if (de->e2->op == TOKimport) |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5977 { // This should *really* be moved to ScopeExp::semantic() |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5978 ScopeExp *se = (ScopeExp *)de->e2; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5979 de->e2 = new DsymbolExp(loc, se->sds); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5980 de->e2 = de->e2->semantic(sc); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5981 } |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5982 |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5983 if (de->e2->op == TOKtemplate) |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5984 { TemplateExp *te = (TemplateExp *) de->e2; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5985 e = new DotTemplateExp(loc,de->e1,te->td); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5986 } |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5987 goto L1; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5988 } |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5989 error("%s isn't a template", e->toChars()); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5990 return new ErrorExp(); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5991 #else |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5992 Dsymbol *s; |
| 159 | 5993 Dsymbol *s2; |
| 5994 TemplateDeclaration *td; | |
| 5995 Expression *e; | |
| 5996 Identifier *id; | |
| 5997 Type *t1; | |
| 5998 Expression *eleft = NULL; | |
| 5999 Expression *eright; | |
| 6000 | |
| 6001 #if LOGSEMANTIC | |
| 6002 printf("DotTemplateInstanceExp::semantic('%s')\n", toChars()); | |
| 6003 #endif | |
| 6004 //e1->print(); | |
| 6005 //print(); | |
| 6006 e1 = e1->semantic(sc); | |
| 6007 t1 = e1->type; | |
| 6008 if (t1) | |
| 6009 t1 = t1->toBasetype(); | |
| 6010 //t1->print(); | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6011 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6012 /* Extract the following from e1: |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6013 * s: the symbol which ti should be a member of |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6014 * eleft: if not NULL, it is the 'this' pointer for ti |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6015 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6016 |
| 159 | 6017 if (e1->op == TOKdotexp) |
| 6018 { DotExp *de = (DotExp *)e1; | |
| 6019 eleft = de->e1; | |
| 6020 eright = de->e2; | |
| 6021 } | |
| 6022 else | |
| 6023 { eleft = NULL; | |
| 6024 eright = e1; | |
| 6025 } | |
| 6026 if (eright->op == TOKimport) | |
| 6027 { | |
| 6028 s = ((ScopeExp *)eright)->sds; | |
| 6029 } | |
| 6030 else if (e1->op == TOKtype) | |
| 6031 { | |
| 6032 s = t1->isClassHandle(); | |
| 6033 if (!s) | |
| 6034 { if (t1->ty == Tstruct) | |
| 6035 s = ((TypeStruct *)t1)->sym; | |
| 6036 else | |
| 6037 goto L1; | |
| 6038 } | |
| 6039 } | |
| 6040 else if (t1 && (t1->ty == Tstruct || t1->ty == Tclass)) | |
| 6041 { | |
| 6042 s = t1->toDsymbol(sc); | |
| 6043 eleft = e1; | |
| 6044 } | |
| 6045 else if (t1 && t1->ty == Tpointer) | |
| 6046 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6047 t1 = ((TypePointer *)t1)->next->toBasetype(); |
| 159 | 6048 if (t1->ty != Tstruct) |
| 6049 goto L1; | |
| 6050 s = t1->toDsymbol(sc); | |
| 6051 eleft = e1; | |
| 6052 } | |
| 6053 else | |
| 6054 { | |
| 6055 L1: | |
| 6056 error("template %s is not a member of %s", ti->toChars(), e1->toChars()); | |
| 6057 goto Lerr; | |
| 6058 } | |
| 6059 | |
| 6060 assert(s); | |
| 6061 id = ti->name; | |
| 6062 s2 = s->search(loc, id, 0); | |
| 6063 if (!s2) | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
6064 { |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
6065 if (!s->ident) |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
6066 error("template identifier %s is not a member of undefined %s", id->toChars(), s->kind()); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
6067 else |
|
1258
192529570813
Trivial fix for bug #265
Christian Kamm <kamm incasoftware de>
parents:
1228
diff
changeset
|
6068 error("template identifier %s is not a member of %s %s", id->toChars(), s->kind(), s->ident->toChars()); |
| 159 | 6069 goto Lerr; |
| 6070 } | |
| 6071 s = s2; | |
| 6072 s->semantic(sc); | |
| 6073 s = s->toAlias(); | |
| 6074 td = s->isTemplateDeclaration(); | |
| 6075 if (!td) | |
| 6076 { | |
| 6077 error("%s is not a template", id->toChars()); | |
| 6078 goto Lerr; | |
| 6079 } | |
| 6080 if (global.errors) | |
| 6081 goto Lerr; | |
| 6082 | |
| 6083 ti->tempdecl = td; | |
| 6084 | |
| 6085 if (eleft) | |
| 6086 { Declaration *v; | |
| 6087 | |
| 6088 ti->semantic(sc); | |
| 6089 s = ti->inst->toAlias(); | |
| 6090 v = s->isDeclaration(); | |
| 6091 if (v) | |
| 6092 { e = new DotVarExp(loc, eleft, v); | |
| 6093 e = e->semantic(sc); | |
| 6094 return e; | |
| 6095 } | |
| 6096 } | |
| 6097 | |
| 6098 e = new ScopeExp(loc, ti); | |
| 6099 if (eleft) | |
| 6100 { | |
| 6101 e = new DotExp(loc, eleft, e); | |
| 6102 } | |
| 6103 e = e->semantic(sc); | |
| 6104 return e; | |
| 6105 | |
| 6106 Lerr: | |
| 336 | 6107 return new IntegerExp(loc, 0, Type::tint32); |
|
1609
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
6108 #endif |
| 159 | 6109 } |
| 6110 | |
| 6111 void DotTemplateInstanceExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 6112 { | |
| 6113 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 6114 buf->writeByte('.'); | |
| 6115 ti->toCBuffer(buf, hgs); | |
| 6116 } | |
| 6117 | |
| 6118 /************************************************************/ | |
| 6119 | |
| 6120 DelegateExp::DelegateExp(Loc loc, Expression *e, FuncDeclaration *f) | |
| 6121 : UnaExp(loc, TOKdelegate, sizeof(DelegateExp), e) | |
| 6122 { | |
| 6123 this->func = f; | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
6124 m = NULL; |
| 159 | 6125 } |
| 6126 | |
| 6127 Expression *DelegateExp::semantic(Scope *sc) | |
| 6128 { | |
| 6129 #if LOGSEMANTIC | |
| 6130 printf("DelegateExp::semantic('%s')\n", toChars()); | |
| 6131 #endif | |
| 6132 if (!type) | |
| 6133 { | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
6134 m = sc->module; |
| 159 | 6135 e1 = e1->semantic(sc); |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
6136 // LDC we need a copy as we store the LLVM tpye in TypeFunction, and delegate/members have different types for 'this' |
|
471
e19e20103119
Changed DMD to make a copy of the TypeFunction in DelegateExp.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
468
diff
changeset
|
6137 type = new TypeDelegate(func->type->syntaxCopy()); |
| 159 | 6138 type = type->semantic(loc, sc); |
| 6139 AggregateDeclaration *ad = func->toParent()->isAggregateDeclaration(); | |
| 336 | 6140 if (func->needThis()) |
| 6141 e1 = getRightThis(loc, sc, ad, e1, func); | |
| 159 | 6142 } |
| 6143 return this; | |
| 6144 } | |
| 6145 | |
| 6146 void DelegateExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 6147 { | |
| 6148 buf->writeByte('&'); | |
| 6149 if (!func->isNested()) | |
| 6150 { | |
| 6151 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 6152 buf->writeByte('.'); | |
| 6153 } | |
| 6154 buf->writestring(func->toChars()); | |
| 6155 } | |
| 6156 | |
| 6157 /************************************************************/ | |
| 6158 | |
| 6159 DotTypeExp::DotTypeExp(Loc loc, Expression *e, Dsymbol *s) | |
| 6160 : UnaExp(loc, TOKdottype, sizeof(DotTypeExp), e) | |
| 6161 { | |
| 6162 this->sym = s; | |
| 6163 this->type = s->getType(); | |
| 6164 } | |
| 6165 | |
| 6166 Expression *DotTypeExp::semantic(Scope *sc) | |
| 6167 { | |
| 6168 #if LOGSEMANTIC | |
| 6169 printf("DotTypeExp::semantic('%s')\n", toChars()); | |
| 6170 #endif | |
| 6171 UnaExp::semantic(sc); | |
| 6172 return this; | |
| 6173 } | |
| 6174 | |
| 6175 void DotTypeExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 6176 { | |
| 6177 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 6178 buf->writeByte('.'); | |
| 6179 buf->writestring(sym->toChars()); | |
| 6180 } | |
| 6181 | |
| 6182 /************************************************************/ | |
| 6183 | |
| 6184 CallExp::CallExp(Loc loc, Expression *e, Expressions *exps) | |
| 6185 : UnaExp(loc, TOKcall, sizeof(CallExp), e) | |
| 6186 { | |
| 6187 this->arguments = exps; | |
| 6188 } | |
| 6189 | |
| 6190 CallExp::CallExp(Loc loc, Expression *e) | |
| 6191 : UnaExp(loc, TOKcall, sizeof(CallExp), e) | |
| 6192 { | |
| 6193 this->arguments = NULL; | |
| 6194 } | |
| 6195 | |
| 6196 CallExp::CallExp(Loc loc, Expression *e, Expression *earg1) | |
| 6197 : UnaExp(loc, TOKcall, sizeof(CallExp), e) | |
| 6198 { | |
| 6199 Expressions *arguments = new Expressions(); | |
| 1587 | 6200 if (earg1) |
| 6201 { arguments->setDim(1); | |
| 6202 arguments->data[0] = (void *)earg1; | |
| 6203 } | |
| 159 | 6204 this->arguments = arguments; |
| 6205 } | |
| 6206 | |
| 6207 CallExp::CallExp(Loc loc, Expression *e, Expression *earg1, Expression *earg2) | |
| 6208 : UnaExp(loc, TOKcall, sizeof(CallExp), e) | |
| 6209 { | |
| 6210 Expressions *arguments = new Expressions(); | |
| 6211 arguments->setDim(2); | |
| 6212 arguments->data[0] = (void *)earg1; | |
| 6213 arguments->data[1] = (void *)earg2; | |
| 6214 | |
| 6215 this->arguments = arguments; | |
| 6216 } | |
| 6217 | |
| 6218 Expression *CallExp::syntaxCopy() | |
| 6219 { | |
| 6220 return new CallExp(loc, e1->syntaxCopy(), arraySyntaxCopy(arguments)); | |
| 6221 } | |
| 6222 | |
| 6223 | |
| 6224 Expression *CallExp::semantic(Scope *sc) | |
| 6225 { | |
| 6226 TypeFunction *tf; | |
| 6227 FuncDeclaration *f; | |
| 6228 int i; | |
| 6229 Type *t1; | |
| 6230 int istemp; | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6231 Objects *targsi = NULL; // initial list of template arguments |
| 159 | 6232 |
| 6233 #if LOGSEMANTIC | |
| 6234 printf("CallExp::semantic() %s\n", toChars()); | |
| 6235 #endif | |
| 6236 if (type) | |
| 6237 return this; // semantic() already run | |
| 6238 #if 0 | |
| 6239 if (arguments && arguments->dim) | |
| 6240 { | |
| 6241 Expression *earg = (Expression *)arguments->data[0]; | |
| 6242 earg->print(); | |
| 6243 if (earg->type) earg->type->print(); | |
| 6244 } | |
| 6245 #endif | |
| 6246 | |
| 6247 if (e1->op == TOKdelegate) | |
| 6248 { DelegateExp *de = (DelegateExp *)e1; | |
| 6249 | |
| 6250 e1 = new DotVarExp(de->loc, de->e1, de->func); | |
| 6251 return semantic(sc); | |
| 6252 } | |
| 6253 | |
| 6254 /* Transform: | |
| 6255 * array.id(args) into id(array,args) | |
| 6256 * aa.remove(arg) into delete aa[arg] | |
| 6257 */ | |
| 6258 if (e1->op == TOKdot) | |
| 6259 { | |
| 6260 // BUG: we should handle array.a.b.c.e(args) too | |
| 6261 | |
| 6262 DotIdExp *dotid = (DotIdExp *)(e1); | |
| 6263 dotid->e1 = dotid->e1->semantic(sc); | |
| 6264 assert(dotid->e1); | |
| 6265 if (dotid->e1->type) | |
| 6266 { | |
| 6267 TY e1ty = dotid->e1->type->toBasetype()->ty; | |
| 6268 if (e1ty == Taarray && dotid->ident == Id::remove) | |
| 6269 { | |
| 6270 if (!arguments || arguments->dim != 1) | |
| 6271 { error("expected key as argument to aa.remove()"); | |
| 6272 goto Lagain; | |
| 6273 } | |
| 6274 Expression *key = (Expression *)arguments->data[0]; | |
| 6275 key = key->semantic(sc); | |
| 6276 key = resolveProperties(sc, key); | |
| 6277 key->rvalue(); | |
| 6278 | |
| 6279 TypeAArray *taa = (TypeAArray *)dotid->e1->type->toBasetype(); | |
| 6280 key = key->implicitCastTo(sc, taa->index); | |
| 6281 key = key->implicitCastTo(sc, taa->key); | |
| 6282 | |
| 6283 return new RemoveExp(loc, dotid->e1, key); | |
| 6284 } | |
| 6285 else if (e1ty == Tarray || e1ty == Tsarray || e1ty == Taarray) | |
| 6286 { | |
| 6287 if (!arguments) | |
| 6288 arguments = new Expressions(); | |
| 6289 arguments->shift(dotid->e1); | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6290 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6291 e1 = new DotIdExp(dotid->loc, new IdentifierExp(dotid->loc, Id::empty), dotid->ident); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6292 #else |
| 159 | 6293 e1 = new IdentifierExp(dotid->loc, dotid->ident); |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6294 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6295 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6296 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6297 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6298 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6299 #if 1 |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6300 /* This recognizes: |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6301 * foo!(tiargs)(funcargs) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6302 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6303 if (e1->op == TOKimport && !e1->type) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6304 { ScopeExp *se = (ScopeExp *)e1; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6305 TemplateInstance *ti = se->sds->isTemplateInstance(); |
| 1587 | 6306 if (ti && !ti->semanticRun) |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6307 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6308 /* Attempt to instantiate ti. If that works, go with it. |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6309 * If not, go with partial explicit specialization. |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6310 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6311 ti->semanticTiargs(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6312 unsigned errors = global.errors; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6313 global.gag++; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6314 ti->semantic(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6315 global.gag--; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6316 if (errors != global.errors) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6317 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6318 /* Didn't work, go with partial explicit specialization |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6319 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6320 global.errors = errors; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6321 targsi = ti->tiargs; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6322 e1 = new IdentifierExp(loc, ti->name); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6323 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6324 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6325 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6326 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6327 /* This recognizes: |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6328 * expr.foo!(tiargs)(funcargs) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6329 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6330 if (e1->op == TOKdotti && !e1->type) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6331 { DotTemplateInstanceExp *se = (DotTemplateInstanceExp *)e1; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6332 TemplateInstance *ti = se->ti; |
| 1587 | 6333 if (!ti->semanticRun) |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6334 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6335 /* Attempt to instantiate ti. If that works, go with it. |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6336 * If not, go with partial explicit specialization. |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6337 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6338 ti->semanticTiargs(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6339 Expression *etmp; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6340 unsigned errors = global.errors; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6341 global.gag++; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6342 etmp = e1->semantic(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6343 global.gag--; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6344 if (errors != global.errors) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6345 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6346 global.errors = errors; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6347 targsi = ti->tiargs; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6348 e1 = new DotIdExp(loc, se->e1, ti->name); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6349 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6350 else |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6351 e1 = etmp; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6352 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6353 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6354 #endif |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6355 |
| 159 | 6356 istemp = 0; |
| 6357 Lagain: | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6358 //printf("Lagain: %s\n", toChars()); |
| 159 | 6359 f = NULL; |
| 6360 if (e1->op == TOKthis || e1->op == TOKsuper) | |
| 6361 { | |
| 6362 // semantic() run later for these | |
| 6363 } | |
| 6364 else | |
| 6365 { | |
| 6366 UnaExp::semantic(sc); | |
| 6367 | |
| 6368 /* Look for e1 being a lazy parameter | |
| 6369 */ | |
| 6370 if (e1->op == TOKvar) | |
| 6371 { VarExp *ve = (VarExp *)e1; | |
| 6372 | |
| 6373 if (ve->var->storage_class & STClazy) | |
| 6374 { | |
| 6375 TypeFunction *tf = new TypeFunction(NULL, ve->var->type, 0, LINKd); | |
| 6376 TypeDelegate *t = new TypeDelegate(tf); | |
| 6377 ve->type = t->semantic(loc, sc); | |
| 6378 } | |
| 6379 } | |
| 6380 | |
| 6381 if (e1->op == TOKimport) | |
| 6382 { // Perhaps this should be moved to ScopeExp::semantic() | |
| 6383 ScopeExp *se = (ScopeExp *)e1; | |
| 6384 e1 = new DsymbolExp(loc, se->sds); | |
| 6385 e1 = e1->semantic(sc); | |
| 6386 } | |
| 6387 #if 1 // patch for #540 by Oskar Linde | |
| 6388 else if (e1->op == TOKdotexp) | |
| 6389 { | |
| 6390 DotExp *de = (DotExp *) e1; | |
| 6391 | |
| 6392 if (de->e2->op == TOKimport) | |
| 6393 { // This should *really* be moved to ScopeExp::semantic() | |
| 6394 ScopeExp *se = (ScopeExp *)de->e2; | |
| 6395 de->e2 = new DsymbolExp(loc, se->sds); | |
| 6396 de->e2 = de->e2->semantic(sc); | |
| 6397 } | |
| 6398 | |
| 6399 if (de->e2->op == TOKtemplate) | |
| 6400 { TemplateExp *te = (TemplateExp *) de->e2; | |
| 6401 e1 = new DotTemplateExp(loc,de->e1,te->td); | |
| 6402 } | |
| 6403 } | |
| 6404 #endif | |
| 6405 } | |
| 6406 | |
| 6407 if (e1->op == TOKcomma) | |
| 6408 { | |
| 6409 CommaExp *ce = (CommaExp *)e1; | |
| 6410 | |
| 6411 e1 = ce->e2; | |
| 6412 e1->type = ce->type; | |
| 6413 ce->e2 = this; | |
| 6414 ce->type = NULL; | |
| 6415 return ce->semantic(sc); | |
| 6416 } | |
| 6417 | |
| 6418 t1 = NULL; | |
| 6419 if (e1->type) | |
| 6420 t1 = e1->type->toBasetype(); | |
| 6421 | |
| 6422 // Check for call operator overload | |
| 6423 if (t1) | |
| 6424 { AggregateDeclaration *ad; | |
| 6425 | |
| 6426 if (t1->ty == Tstruct) | |
| 6427 { | |
| 6428 ad = ((TypeStruct *)t1)->sym; | |
| 1587 | 6429 #if DMDV2 |
| 6430 // First look for constructor | |
| 6431 if (ad->ctor && arguments && arguments->dim) | |
| 6432 { | |
| 6433 // Create variable that will get constructed | |
| 6434 Identifier *idtmp = Lexer::uniqueId("__ctmp"); | |
| 6435 VarDeclaration *tmp = new VarDeclaration(loc, t1, idtmp, NULL); | |
| 6436 Expression *av = new DeclarationExp(loc, tmp); | |
| 6437 av = new CommaExp(loc, av, new VarExp(loc, tmp)); | |
| 6438 | |
| 6439 Expression *e; | |
| 6440 CtorDeclaration *cf = ad->ctor->isCtorDeclaration(); | |
| 6441 if (cf) | |
| 6442 e = new DotVarExp(loc, av, cf, 1); | |
| 6443 else | |
| 6444 { TemplateDeclaration *td = ad->ctor->isTemplateDeclaration(); | |
| 6445 assert(td); | |
| 6446 e = new DotTemplateExp(loc, av, td); | |
| 6447 } | |
| 6448 e = new CallExp(loc, e, arguments); | |
| 6449 #if !STRUCTTHISREF | |
| 6450 /* Constructors return a pointer to the instance | |
| 6451 */ | |
| 6452 e = new PtrExp(loc, e); | |
| 6453 #endif | |
| 6454 e = e->semantic(sc); | |
| 6455 return e; | |
| 6456 } | |
| 6457 #endif | |
| 6458 // No constructor, look for overload of opCall | |
| 159 | 6459 if (search_function(ad, Id::call)) |
| 6460 goto L1; // overload of opCall, therefore it's a call | |
| 6461 | |
| 6462 if (e1->op != TOKtype) | |
| 6463 error("%s %s does not overload ()", ad->kind(), ad->toChars()); | |
| 6464 /* It's a struct literal | |
| 6465 */ | |
| 6466 Expression *e = new StructLiteralExp(loc, (StructDeclaration *)ad, arguments); | |
| 6467 e = e->semantic(sc); | |
| 6468 e->type = e1->type; // in case e1->type was a typedef | |
| 6469 return e; | |
| 6470 } | |
| 6471 else if (t1->ty == Tclass) | |
| 6472 { | |
| 6473 ad = ((TypeClass *)t1)->sym; | |
| 6474 goto L1; | |
| 6475 L1: | |
| 6476 // Rewrite as e1.call(arguments) | |
| 6477 Expression *e = new DotIdExp(loc, e1, Id::call); | |
| 6478 e = new CallExp(loc, e, arguments); | |
| 6479 e = e->semantic(sc); | |
| 6480 return e; | |
| 6481 } | |
| 6482 } | |
| 6483 | |
| 6484 arrayExpressionSemantic(arguments, sc); | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
6485 preFunctionParameters(loc, sc, arguments); |
| 159 | 6486 |
| 6487 if (e1->op == TOKdotvar && t1->ty == Tfunction || | |
| 6488 e1->op == TOKdottd) | |
| 6489 { | |
| 6490 DotVarExp *dve; | |
| 6491 DotTemplateExp *dte; | |
| 6492 AggregateDeclaration *ad; | |
| 6493 UnaExp *ue = (UnaExp *)(e1); | |
| 336 | 6494 |
| 159 | 6495 if (e1->op == TOKdotvar) |
| 6496 { // Do overload resolution | |
| 6497 dve = (DotVarExp *)(e1); | |
| 6498 | |
| 6499 f = dve->var->isFuncDeclaration(); | |
| 6500 assert(f); | |
| 1587 | 6501 f = f->overloadResolve(loc, NULL, arguments, sc->module); |
| 159 | 6502 |
| 6503 ad = f->toParent()->isAggregateDeclaration(); | |
| 6504 } | |
| 6505 else | |
| 6506 { dte = (DotTemplateExp *)(e1); | |
| 6507 TemplateDeclaration *td = dte->td; | |
| 6508 assert(td); | |
| 6509 if (!arguments) | |
| 6510 // Should fix deduceFunctionTemplate() so it works on NULL argument | |
| 6511 arguments = new Expressions(); | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6512 f = td->deduceFunctionTemplate(sc, loc, targsi, NULL, arguments); |
| 159 | 6513 if (!f) |
| 6514 { type = Type::terror; | |
| 6515 return this; | |
| 6516 } | |
| 6517 ad = td->toParent()->isAggregateDeclaration(); | |
| 6518 } | |
| 336 | 6519 if (f->needThis()) |
| 6520 { | |
| 6521 ue->e1 = getRightThis(loc, sc, ad, ue->e1, f); | |
| 6522 } | |
| 6523 | |
| 6524 /* Cannot call public functions from inside invariant | |
| 6525 * (because then the invariant would have infinite recursion) | |
| 159 | 6526 */ |
| 336 | 6527 if (sc->func && sc->func->isInvariantDeclaration() && |
| 6528 ue->e1->op == TOKthis && | |
| 6529 f->addPostInvariant() | |
| 159 | 6530 ) |
| 6531 { | |
| 336 | 6532 error("cannot call public/export function %s from invariant", f->toChars()); |
| 159 | 6533 } |
| 6534 | |
| 6535 checkDeprecated(sc, f); | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6536 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6537 checkPurity(sc, f); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6538 #endif |
| 159 | 6539 accessCheck(loc, sc, ue->e1, f); |
| 6540 if (!f->needThis()) | |
| 6541 { | |
| 6542 VarExp *ve = new VarExp(loc, f); | |
| 6543 e1 = new CommaExp(loc, ue->e1, ve); | |
| 6544 e1->type = f->type; | |
| 6545 } | |
| 6546 else | |
| 6547 { | |
| 6548 if (e1->op == TOKdotvar) | |
| 6549 dve->var = f; | |
| 6550 else | |
| 6551 e1 = new DotVarExp(loc, dte->e1, f); | |
| 6552 e1->type = f->type; | |
| 6553 | |
| 6554 // See if we need to adjust the 'this' pointer | |
| 6555 AggregateDeclaration *ad = f->isThis(); | |
| 6556 ClassDeclaration *cd = ue->e1->type->isClassHandle(); | |
| 6557 if (ad && cd && ad->isClassDeclaration() && ad != cd && | |
| 6558 ue->e1->op != TOKsuper) | |
| 6559 { | |
| 6560 ue->e1 = ue->e1->castTo(sc, ad->type); //new CastExp(loc, ue->e1, ad->type); | |
| 6561 ue->e1 = ue->e1->semantic(sc); | |
| 6562 } | |
| 6563 } | |
| 6564 t1 = e1->type; | |
| 6565 } | |
| 6566 else if (e1->op == TOKsuper) | |
| 6567 { | |
| 6568 // Base class constructor call | |
| 6569 ClassDeclaration *cd = NULL; | |
| 6570 | |
| 6571 if (sc->func) | |
| 6572 cd = sc->func->toParent()->isClassDeclaration(); | |
| 6573 if (!cd || !cd->baseClass || !sc->func->isCtorDeclaration()) | |
| 6574 { | |
| 6575 error("super class constructor call must be in a constructor"); | |
| 6576 type = Type::terror; | |
| 6577 return this; | |
| 6578 } | |
| 6579 else | |
| 6580 { | |
| 6581 f = cd->baseClass->ctor; | |
| 6582 if (!f) | |
| 6583 { error("no super class constructor for %s", cd->baseClass->toChars()); | |
| 6584 type = Type::terror; | |
| 6585 return this; | |
| 6586 } | |
| 6587 else | |
| 6588 { | |
| 336 | 6589 if (!sc->intypeof) |
| 6590 { | |
| 159 | 6591 #if 0 |
| 336 | 6592 if (sc->callSuper & (CSXthis | CSXsuper)) |
| 6593 error("reference to this before super()"); | |
| 159 | 6594 #endif |
| 336 | 6595 if (sc->noctor || sc->callSuper & CSXlabel) |
| 6596 error("constructor calls not allowed in loops or after labels"); | |
| 6597 if (sc->callSuper & (CSXsuper_ctor | CSXthis_ctor)) | |
| 6598 error("multiple constructor calls"); | |
| 6599 sc->callSuper |= CSXany_ctor | CSXsuper_ctor; | |
| 6600 } | |
| 159 | 6601 |
| 1587 | 6602 f = f->overloadResolve(loc, NULL, arguments, sc->module); |
| 159 | 6603 checkDeprecated(sc, f); |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6604 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6605 checkPurity(sc, f); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6606 #endif |
| 159 | 6607 e1 = new DotVarExp(e1->loc, e1, f); |
| 6608 e1 = e1->semantic(sc); | |
| 6609 t1 = e1->type; | |
| 6610 } | |
| 6611 } | |
| 6612 } | |
| 6613 else if (e1->op == TOKthis) | |
| 6614 { | |
| 6615 // same class constructor call | |
| 6616 ClassDeclaration *cd = NULL; | |
| 6617 | |
| 6618 if (sc->func) | |
| 6619 cd = sc->func->toParent()->isClassDeclaration(); | |
| 6620 if (!cd || !sc->func->isCtorDeclaration()) | |
| 6621 { | |
| 6622 error("class constructor call must be in a constructor"); | |
| 6623 type = Type::terror; | |
| 6624 return this; | |
| 6625 } | |
| 6626 else | |
| 6627 { | |
| 336 | 6628 if (!sc->intypeof) |
| 6629 { | |
| 159 | 6630 #if 0 |
| 336 | 6631 if (sc->callSuper & (CSXthis | CSXsuper)) |
| 6632 error("reference to this before super()"); | |
| 159 | 6633 #endif |
| 336 | 6634 if (sc->noctor || sc->callSuper & CSXlabel) |
| 6635 error("constructor calls not allowed in loops or after labels"); | |
| 6636 if (sc->callSuper & (CSXsuper_ctor | CSXthis_ctor)) | |
| 6637 error("multiple constructor calls"); | |
| 6638 sc->callSuper |= CSXany_ctor | CSXthis_ctor; | |
| 6639 } | |
| 159 | 6640 |
| 6641 f = cd->ctor; | |
| 1587 | 6642 f = f->overloadResolve(loc, NULL, arguments, sc->module); |
| 159 | 6643 checkDeprecated(sc, f); |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6644 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6645 checkPurity(sc, f); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6646 #endif |
| 159 | 6647 e1 = new DotVarExp(e1->loc, e1, f); |
| 6648 e1 = e1->semantic(sc); | |
| 6649 t1 = e1->type; | |
| 6650 | |
| 6651 // BUG: this should really be done by checking the static | |
| 6652 // call graph | |
| 6653 if (f == sc->func) | |
| 6654 error("cyclic constructor call"); | |
| 6655 } | |
| 6656 } | |
| 6657 else if (!t1) | |
| 6658 { | |
| 6659 error("function expected before (), not '%s'", e1->toChars()); | |
| 6660 type = Type::terror; | |
| 6661 return this; | |
| 6662 } | |
| 6663 else if (t1->ty != Tfunction) | |
| 6664 { | |
| 6665 if (t1->ty == Tdelegate) | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6666 { TypeDelegate *td = (TypeDelegate *)t1; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6667 assert(td->next->ty == Tfunction); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6668 tf = (TypeFunction *)(td->next); |
| 159 | 6669 goto Lcheckargs; |
| 6670 } | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6671 else if (t1->ty == Tpointer && ((TypePointer *)t1)->next->ty == Tfunction) |
| 159 | 6672 { Expression *e; |
| 6673 | |
| 6674 e = new PtrExp(loc, e1); | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6675 t1 = ((TypePointer *)t1)->next; |
| 159 | 6676 e->type = t1; |
| 6677 e1 = e; | |
| 6678 } | |
| 6679 else if (e1->op == TOKtemplate) | |
| 6680 { | |
| 6681 TemplateExp *te = (TemplateExp *)e1; | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6682 f = te->td->deduceFunctionTemplate(sc, loc, targsi, NULL, arguments); |
| 159 | 6683 if (!f) |
| 6684 { type = Type::terror; | |
| 6685 return this; | |
| 6686 } | |
| 6687 if (f->needThis() && hasThis(sc)) | |
| 6688 { | |
| 6689 // Supply an implicit 'this', as in | |
| 6690 // this.ident | |
| 6691 | |
| 6692 e1 = new DotTemplateExp(loc, (new ThisExp(loc))->semantic(sc), te->td); | |
| 6693 goto Lagain; | |
| 6694 } | |
| 6695 | |
| 6696 e1 = new VarExp(loc, f); | |
| 6697 goto Lagain; | |
| 6698 } | |
| 6699 else | |
| 6700 { error("function expected before (), not %s of type %s", e1->toChars(), e1->type->toChars()); | |
| 6701 type = Type::terror; | |
| 6702 return this; | |
| 6703 } | |
| 6704 } | |
| 6705 else if (e1->op == TOKvar) | |
| 6706 { | |
| 6707 // Do overload resolution | |
| 6708 VarExp *ve = (VarExp *)e1; | |
| 6709 | |
| 6710 f = ve->var->isFuncDeclaration(); | |
| 6711 assert(f); | |
| 6712 | |
| 6713 // Look to see if f is really a function template | |
| 6714 if (0 && !istemp && f->parent) | |
| 6715 { TemplateInstance *ti = f->parent->isTemplateInstance(); | |
| 6716 | |
| 6717 if (ti && | |
| 6718 (ti->name == f->ident || | |
| 6719 ti->toAlias()->ident == f->ident) | |
| 6720 && | |
| 6721 ti->tempdecl) | |
| 6722 { | |
| 6723 /* This is so that one can refer to the enclosing | |
| 6724 * template, even if it has the same name as a member | |
| 6725 * of the template, if it has a !(arguments) | |
| 6726 */ | |
| 6727 TemplateDeclaration *tempdecl = ti->tempdecl; | |
| 6728 if (tempdecl->overroot) // if not start of overloaded list of TemplateDeclaration's | |
| 6729 tempdecl = tempdecl->overroot; // then get the start | |
| 6730 e1 = new TemplateExp(loc, tempdecl); | |
| 6731 istemp = 1; | |
| 6732 goto Lagain; | |
| 6733 } | |
| 6734 } | |
| 6735 | |
| 1587 | 6736 f = f->overloadResolve(loc, NULL, arguments, sc->module); |
| 159 | 6737 checkDeprecated(sc, f); |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6738 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6739 checkPurity(sc, f); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6740 #endif |
| 159 | 6741 |
| 6742 if (f->needThis() && hasThis(sc)) | |
| 6743 { | |
| 6744 // Supply an implicit 'this', as in | |
| 6745 // this.ident | |
| 6746 | |
| 6747 e1 = new DotVarExp(loc, new ThisExp(loc), f); | |
| 6748 goto Lagain; | |
| 6749 } | |
| 6750 | |
| 6751 accessCheck(loc, sc, NULL, f); | |
| 6752 | |
| 6753 ve->var = f; | |
| 6754 ve->type = f->type; | |
| 6755 t1 = f->type; | |
| 6756 } | |
| 6757 assert(t1->ty == Tfunction); | |
| 6758 tf = (TypeFunction *)(t1); | |
| 6759 | |
| 6760 Lcheckargs: | |
| 6761 assert(tf->ty == Tfunction); | |
| 6762 type = tf->next; | |
| 6763 | |
| 6764 if (!arguments) | |
| 6765 arguments = new Expressions(); | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
6766 functionParameters(loc, sc, tf, arguments); |
| 159 | 6767 |
| 6768 assert(type); | |
| 6769 | |
| 6770 if (f && f->tintro) | |
| 6771 { | |
| 6772 Type *t = type; | |
| 6773 int offset = 0; | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6774 TypeFunction *tf = (TypeFunction *)f->tintro; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6775 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6776 if (tf->next->isBaseOf(t, &offset) && offset) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6777 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6778 type = tf->next; |
| 159 | 6779 return castTo(sc, t); |
| 6780 } | |
| 6781 } | |
| 6782 | |
| 6783 return this; | |
| 6784 } | |
| 6785 | |
| 6786 int CallExp::checkSideEffect(int flag) | |
| 6787 { | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6788 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6789 if (flag != 2) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6790 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6791 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6792 if (e1->checkSideEffect(2)) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6793 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6794 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6795 /* If any of the arguments have side effects, this expression does |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6796 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6797 for (size_t i = 0; i < arguments->dim; i++) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6798 { Expression *e = (Expression *)arguments->data[i]; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6799 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6800 if (e->checkSideEffect(2)) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6801 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6802 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6803 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6804 /* If calling a function or delegate that is typed as pure, |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6805 * then this expression has no side effects. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6806 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6807 Type *t = e1->type->toBasetype(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6808 if (t->ty == Tfunction && ((TypeFunction *)t)->ispure) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6809 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6810 if (t->ty == Tdelegate && ((TypeFunction *)((TypeDelegate *)t)->next)->ispure) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6811 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6812 #endif |
| 159 | 6813 return 1; |
| 6814 } | |
| 6815 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6816 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6817 int CallExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6818 { |
| 1587 | 6819 //printf("CallExp::canThrow() %s\n", toChars()); |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6820 if (e1->canThrow()) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6821 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6822 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6823 /* If any of the arguments can throw, then this expression can throw |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6824 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6825 for (size_t i = 0; i < arguments->dim; i++) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6826 { Expression *e = (Expression *)arguments->data[i]; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6827 |
| 1587 | 6828 if (e && e->canThrow()) |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6829 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6830 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6831 |
| 1587 | 6832 if (global.errors && !e1->type) |
| 6833 return 0; // error recovery | |
| 6834 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6835 /* If calling a function or delegate that is typed as nothrow, |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6836 * then this expression cannot throw. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6837 * Note that pure functions can throw. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6838 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6839 Type *t = e1->type->toBasetype(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6840 if (t->ty == Tfunction && ((TypeFunction *)t)->isnothrow) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6841 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6842 if (t->ty == Tdelegate && ((TypeFunction *)((TypeDelegate *)t)->next)->isnothrow) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6843 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6844 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6845 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6846 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6847 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6848 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6849 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6850 int CallExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6851 { |
| 1587 | 6852 // if (type->toBasetype()->ty == Tstruct) |
| 6853 // return 1; | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6854 Type *tb = e1->type->toBasetype(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6855 if (tb->ty == Tfunction && ((TypeFunction *)tb)->isref) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6856 return 1; // function returns a reference |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6857 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6858 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6859 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6860 |
| 159 | 6861 Expression *CallExp::toLvalue(Scope *sc, Expression *e) |
| 6862 { | |
| 1587 | 6863 #if 1 |
| 159 | 6864 if (type->toBasetype()->ty == Tstruct) |
| 6865 return this; | |
| 6866 else | |
| 1587 | 6867 #endif |
| 159 | 6868 return Expression::toLvalue(sc, e); |
| 6869 } | |
| 6870 | |
| 1587 | 6871 Expression *CallExp::modifiableLvalue(Scope *sc, Expression *e) |
| 6872 { | |
| 6873 #if 1 | |
| 6874 return Expression::modifiableLvalue(sc, e); | |
| 6875 #else | |
| 6876 /* Although function return values being usable as "ref" parameters is | |
| 6877 * unsound, disabling it breaks existing code. | |
| 6878 * Bugzilla 3167 | |
| 6879 */ | |
| 6880 error("cannot assign to function call"); | |
| 6881 return toLvalue(sc, e); | |
| 6882 #endif | |
| 6883 } | |
| 6884 | |
| 159 | 6885 void CallExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 6886 { int i; | |
| 6887 | |
| 6888 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 6889 buf->writeByte('('); | |
| 6890 argsToCBuffer(buf, arguments, hgs); | |
| 6891 buf->writeByte(')'); | |
| 6892 } | |
| 6893 | |
| 6894 | |
| 6895 /************************************************************/ | |
| 6896 | |
| 6897 AddrExp::AddrExp(Loc loc, Expression *e) | |
| 6898 : UnaExp(loc, TOKaddress, sizeof(AddrExp), e) | |
| 6899 { | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
6900 m = NULL; |
| 159 | 6901 } |
| 6902 | |
| 6903 Expression *AddrExp::semantic(Scope *sc) | |
| 6904 { | |
| 6905 #if LOGSEMANTIC | |
| 6906 printf("AddrExp::semantic('%s')\n", toChars()); | |
| 6907 #endif | |
| 6908 if (!type) | |
| 6909 { | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
6910 m = sc->module; |
| 159 | 6911 UnaExp::semantic(sc); |
| 6912 e1 = e1->toLvalue(sc, NULL); | |
| 6913 if (!e1->type) | |
| 6914 { | |
| 6915 error("cannot take address of %s", e1->toChars()); | |
| 1587 | 6916 return new ErrorExp(); |
| 6917 } | |
| 6918 if (!e1->type->deco) | |
| 6919 { | |
| 6920 /* No deco means semantic() was not run on the type. | |
| 6921 * We have to run semantic() on the symbol to get the right type: | |
| 6922 * auto x = &bar; | |
| 6923 * pure: int bar() { return 1;} | |
| 6924 * otherwise the 'pure' is missing from the type assigned to x. | |
| 6925 */ | |
| 6926 | |
| 6927 error("forward reference to %s", e1->toChars()); | |
| 6928 return new ErrorExp(); | |
| 159 | 6929 } |
| 6930 type = e1->type->pointerTo(); | |
| 6931 | |
| 6932 // See if this should really be a delegate | |
| 6933 if (e1->op == TOKdotvar) | |
| 6934 { | |
| 6935 DotVarExp *dve = (DotVarExp *)e1; | |
| 6936 FuncDeclaration *f = dve->var->isFuncDeclaration(); | |
| 6937 | |
| 6938 if (f) | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6939 { Expression *e = new DelegateExp(loc, dve->e1, f); |
| 159 | 6940 e = e->semantic(sc); |
| 6941 return e; | |
| 6942 } | |
| 6943 } | |
| 6944 else if (e1->op == TOKvar) | |
| 6945 { | |
| 6946 VarExp *dve = (VarExp *)e1; | |
| 6947 FuncDeclaration *f = dve->var->isFuncDeclaration(); | |
| 6948 VarDeclaration *v = dve->var->isVarDeclaration(); | |
| 6949 | |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
6950 // LDC |
|
486
a34078905d01
Added pragma(llvmdc, "string") for misc per-module compiler configuration, currently "string" can only be "verbose" which forces -vv for module it appears in.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
471
diff
changeset
|
6951 if (f && f->isIntrinsic()) |
|
a34078905d01
Added pragma(llvmdc, "string") for misc per-module compiler configuration, currently "string" can only be "verbose" which forces -vv for module it appears in.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
471
diff
changeset
|
6952 { |
|
a34078905d01
Added pragma(llvmdc, "string") for misc per-module compiler configuration, currently "string" can only be "verbose" which forces -vv for module it appears in.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
471
diff
changeset
|
6953 error("cannot take the address of intrinsic function %s", e1->toChars()); |
|
a34078905d01
Added pragma(llvmdc, "string") for misc per-module compiler configuration, currently "string" can only be "verbose" which forces -vv for module it appears in.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
471
diff
changeset
|
6954 return this; |
|
a34078905d01
Added pragma(llvmdc, "string") for misc per-module compiler configuration, currently "string" can only be "verbose" which forces -vv for module it appears in.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
471
diff
changeset
|
6955 } |
|
a34078905d01
Added pragma(llvmdc, "string") for misc per-module compiler configuration, currently "string" can only be "verbose" which forces -vv for module it appears in.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
471
diff
changeset
|
6956 |
| 159 | 6957 if (f && f->isNested()) |
| 6958 { Expression *e; | |
| 6959 | |
| 6960 e = new DelegateExp(loc, e1, f); | |
| 6961 e = e->semantic(sc); | |
| 6962 return e; | |
| 6963 } | |
| 6964 } | |
| 6965 else if (e1->op == TOKarray) | |
| 6966 { | |
| 6967 if (e1->type->toBasetype()->ty == Tbit) | |
| 6968 error("cannot take address of bit in array"); | |
| 6969 } | |
| 6970 return optimize(WANTvalue); | |
| 6971 } | |
| 6972 return this; | |
| 6973 } | |
| 6974 | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
6975 void AddrExp::checkEscape() |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
6976 { |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
6977 e1->checkEscapeRef(); |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
6978 } |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
6979 |
| 159 | 6980 /************************************************************/ |
| 6981 | |
| 6982 PtrExp::PtrExp(Loc loc, Expression *e) | |
| 6983 : UnaExp(loc, TOKstar, sizeof(PtrExp), e) | |
| 6984 { | |
| 1587 | 6985 // if (e->type) |
| 6986 // type = ((TypePointer *)e->type)->next; | |
| 159 | 6987 } |
| 6988 | |
| 6989 PtrExp::PtrExp(Loc loc, Expression *e, Type *t) | |
| 6990 : UnaExp(loc, TOKstar, sizeof(PtrExp), e) | |
| 6991 { | |
| 6992 type = t; | |
| 6993 } | |
| 6994 | |
| 6995 Expression *PtrExp::semantic(Scope *sc) | |
| 1587 | 6996 { |
| 159 | 6997 #if LOGSEMANTIC |
| 6998 printf("PtrExp::semantic('%s')\n", toChars()); | |
| 6999 #endif | |
| 1587 | 7000 if (!type) |
| 7001 { | |
| 7002 UnaExp::semantic(sc); | |
| 7003 e1 = resolveProperties(sc, e1); | |
| 7004 if (!e1->type) | |
| 7005 printf("PtrExp::semantic('%s')\n", toChars()); | |
| 7006 Type *tb = e1->type->toBasetype(); | |
| 7007 switch (tb->ty) | |
| 7008 { | |
| 7009 case Tpointer: | |
| 7010 type = tb->next; | |
| 7011 break; | |
| 7012 | |
| 7013 case Tsarray: | |
| 7014 case Tarray: | |
| 7015 type = tb->next; | |
| 7016 e1 = e1->castTo(sc, type->pointerTo()); | |
| 7017 break; | |
| 7018 | |
| 7019 default: | |
| 7020 error("can only * a pointer, not a '%s'", e1->type->toChars()); | |
| 7021 return new ErrorExp(); | |
| 7022 } | |
| 7023 rvalue(); | |
| 7024 } | |
| 159 | 7025 return this; |
| 7026 } | |
| 7027 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7028 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7029 int PtrExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7030 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7031 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7032 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7033 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7034 |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7035 void PtrExp::checkEscapeRef() |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7036 { |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7037 e1->checkEscape(); |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7038 } |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7039 |
| 159 | 7040 Expression *PtrExp::toLvalue(Scope *sc, Expression *e) |
| 7041 { | |
| 7042 #if 0 | |
| 7043 tym = tybasic(e1->ET->Tty); | |
| 7044 if (!(tyscalar(tym) || | |
| 7045 tym == TYstruct || | |
| 7046 tym == TYarray && e->Eoper == TOKaddr)) | |
| 7047 synerr(EM_lvalue); // lvalue expected | |
| 7048 #endif | |
| 7049 return this; | |
| 7050 } | |
| 7051 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7052 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7053 Expression *PtrExp::modifiableLvalue(Scope *sc, Expression *e) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7054 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7055 //printf("PtrExp::modifiableLvalue() %s, type %s\n", toChars(), type->toChars()); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7056 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7057 if (e1->op == TOKsymoff) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7058 { SymOffExp *se = (SymOffExp *)e1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7059 se->var->checkModify(loc, sc, type); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7060 //return toLvalue(sc, e); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7061 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7062 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7063 return Expression::modifiableLvalue(sc, e); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7064 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7065 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7066 |
| 159 | 7067 void PtrExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 7068 { | |
| 7069 buf->writeByte('*'); | |
| 7070 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 7071 } | |
| 7072 | |
| 7073 /************************************************************/ | |
| 7074 | |
| 7075 NegExp::NegExp(Loc loc, Expression *e) | |
| 7076 : UnaExp(loc, TOKneg, sizeof(NegExp), e) | |
| 7077 { | |
| 7078 } | |
| 7079 | |
| 7080 Expression *NegExp::semantic(Scope *sc) | |
| 7081 { Expression *e; | |
| 7082 | |
| 7083 #if LOGSEMANTIC | |
| 7084 printf("NegExp::semantic('%s')\n", toChars()); | |
| 7085 #endif | |
| 7086 if (!type) | |
| 7087 { | |
| 7088 UnaExp::semantic(sc); | |
| 7089 e1 = resolveProperties(sc, e1); | |
| 7090 e = op_overload(sc); | |
| 7091 if (e) | |
| 7092 return e; | |
| 7093 | |
| 7094 e1->checkNoBool(); | |
| 1587 | 7095 if (!e1->isArrayOperand()) |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
7096 e1->checkArithmetic(); |
| 159 | 7097 type = e1->type; |
| 7098 } | |
| 7099 return this; | |
| 7100 } | |
| 7101 | |
| 7102 /************************************************************/ | |
| 7103 | |
| 7104 UAddExp::UAddExp(Loc loc, Expression *e) | |
| 7105 : UnaExp(loc, TOKuadd, sizeof(UAddExp), e) | |
| 7106 { | |
| 7107 } | |
| 7108 | |
| 7109 Expression *UAddExp::semantic(Scope *sc) | |
| 7110 { Expression *e; | |
| 7111 | |
| 7112 #if LOGSEMANTIC | |
| 7113 printf("UAddExp::semantic('%s')\n", toChars()); | |
| 7114 #endif | |
| 7115 assert(!type); | |
| 7116 UnaExp::semantic(sc); | |
| 7117 e1 = resolveProperties(sc, e1); | |
| 7118 e = op_overload(sc); | |
| 7119 if (e) | |
| 7120 return e; | |
| 7121 e1->checkNoBool(); | |
| 7122 e1->checkArithmetic(); | |
| 7123 return e1; | |
| 7124 } | |
| 7125 | |
| 7126 /************************************************************/ | |
| 7127 | |
| 7128 ComExp::ComExp(Loc loc, Expression *e) | |
| 7129 : UnaExp(loc, TOKtilde, sizeof(ComExp), e) | |
| 7130 { | |
| 7131 } | |
| 7132 | |
| 7133 Expression *ComExp::semantic(Scope *sc) | |
| 7134 { Expression *e; | |
| 7135 | |
| 7136 if (!type) | |
| 7137 { | |
| 7138 UnaExp::semantic(sc); | |
| 7139 e1 = resolveProperties(sc, e1); | |
| 7140 e = op_overload(sc); | |
| 7141 if (e) | |
| 7142 return e; | |
| 7143 | |
| 7144 e1->checkNoBool(); | |
| 1587 | 7145 if (!e1->isArrayOperand()) |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
7146 e1 = e1->checkIntegral(); |
| 159 | 7147 type = e1->type; |
| 7148 } | |
| 7149 return this; | |
| 7150 } | |
| 7151 | |
| 7152 /************************************************************/ | |
| 7153 | |
| 7154 NotExp::NotExp(Loc loc, Expression *e) | |
| 7155 : UnaExp(loc, TOKnot, sizeof(NotExp), e) | |
| 7156 { | |
| 7157 } | |
| 7158 | |
| 7159 Expression *NotExp::semantic(Scope *sc) | |
| 7160 { | |
| 7161 UnaExp::semantic(sc); | |
| 7162 e1 = resolveProperties(sc, e1); | |
| 7163 e1 = e1->checkToBoolean(); | |
| 7164 type = Type::tboolean; | |
| 7165 return this; | |
| 7166 } | |
| 7167 | |
| 7168 int NotExp::isBit() | |
| 7169 { | |
| 7170 return TRUE; | |
| 7171 } | |
| 7172 | |
| 7173 | |
| 7174 | |
| 7175 /************************************************************/ | |
| 7176 | |
| 7177 BoolExp::BoolExp(Loc loc, Expression *e, Type *t) | |
| 7178 : UnaExp(loc, TOKtobool, sizeof(BoolExp), e) | |
| 7179 { | |
| 7180 type = t; | |
| 7181 } | |
| 7182 | |
| 7183 Expression *BoolExp::semantic(Scope *sc) | |
| 7184 { | |
| 7185 UnaExp::semantic(sc); | |
| 7186 e1 = resolveProperties(sc, e1); | |
| 7187 e1 = e1->checkToBoolean(); | |
| 7188 type = Type::tboolean; | |
| 7189 return this; | |
| 7190 } | |
| 7191 | |
| 7192 int BoolExp::isBit() | |
| 7193 { | |
| 7194 return TRUE; | |
| 7195 } | |
| 7196 | |
| 7197 /************************************************************/ | |
| 7198 | |
| 7199 DeleteExp::DeleteExp(Loc loc, Expression *e) | |
| 7200 : UnaExp(loc, TOKdelete, sizeof(DeleteExp), e) | |
| 7201 { | |
| 7202 } | |
| 7203 | |
| 7204 Expression *DeleteExp::semantic(Scope *sc) | |
| 7205 { | |
| 7206 Type *tb; | |
| 7207 | |
| 7208 UnaExp::semantic(sc); | |
| 7209 e1 = resolveProperties(sc, e1); | |
| 7210 e1 = e1->toLvalue(sc, NULL); | |
| 7211 type = Type::tvoid; | |
| 7212 | |
| 7213 tb = e1->type->toBasetype(); | |
| 7214 switch (tb->ty) | |
| 7215 { case Tclass: | |
| 7216 { TypeClass *tc = (TypeClass *)tb; | |
| 7217 ClassDeclaration *cd = tc->sym; | |
| 7218 | |
| 7219 if (cd->isCOMinterface()) | |
| 7220 { /* Because COM classes are deleted by IUnknown.Release() | |
| 7221 */ | |
| 7222 error("cannot delete instance of COM interface %s", cd->toChars()); | |
| 7223 } | |
| 7224 break; | |
| 7225 } | |
| 7226 case Tpointer: | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
7227 tb = ((TypePointer *)tb)->next->toBasetype(); |
| 159 | 7228 if (tb->ty == Tstruct) |
| 7229 { | |
| 7230 TypeStruct *ts = (TypeStruct *)tb; | |
| 7231 StructDeclaration *sd = ts->sym; | |
| 7232 FuncDeclaration *f = sd->aggDelete; | |
| 7233 | |
| 7234 if (f) | |
| 7235 { | |
| 7236 Type *tpv = Type::tvoid->pointerTo(); | |
| 7237 | |
| 7238 Expression *e = e1->castTo(sc, tpv); | |
| 7239 Expression *ec = new VarExp(loc, f); | |
| 7240 e = new CallExp(loc, ec, e); | |
| 7241 return e->semantic(sc); | |
| 7242 } | |
| 7243 } | |
| 7244 break; | |
| 7245 | |
| 7246 case Tarray: | |
| 7247 break; | |
| 7248 | |
| 7249 default: | |
| 7250 if (e1->op == TOKindex) | |
| 7251 { | |
| 7252 IndexExp *ae = (IndexExp *)(e1); | |
| 7253 Type *tb1 = ae->e1->type->toBasetype(); | |
| 7254 if (tb1->ty == Taarray) | |
| 7255 break; | |
| 7256 } | |
| 7257 error("cannot delete type %s", e1->type->toChars()); | |
| 7258 break; | |
| 7259 } | |
| 7260 | |
| 7261 if (e1->op == TOKindex) | |
| 7262 { | |
| 7263 IndexExp *ae = (IndexExp *)(e1); | |
| 7264 Type *tb1 = ae->e1->type->toBasetype(); | |
| 7265 if (tb1->ty == Taarray) | |
| 7266 { if (!global.params.useDeprecated) | |
| 7267 error("delete aa[key] deprecated, use aa.remove(key)"); | |
| 7268 } | |
| 7269 } | |
| 7270 | |
| 7271 return this; | |
| 7272 } | |
| 7273 | |
| 7274 int DeleteExp::checkSideEffect(int flag) | |
| 7275 { | |
| 7276 return 1; | |
| 7277 } | |
| 7278 | |
| 7279 Expression *DeleteExp::checkToBoolean() | |
| 7280 { | |
| 7281 error("delete does not give a boolean result"); | |
| 7282 return this; | |
| 7283 } | |
| 7284 | |
| 7285 void DeleteExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 7286 { | |
| 7287 buf->writestring("delete "); | |
| 7288 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 7289 } | |
| 7290 | |
| 7291 /************************************************************/ | |
| 7292 | |
| 7293 CastExp::CastExp(Loc loc, Expression *e, Type *t) | |
| 7294 : UnaExp(loc, TOKcast, sizeof(CastExp), e) | |
| 7295 { | |
| 7296 to = t; | |
| 7297 } | |
| 7298 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7299 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7300 /* For cast(const) and cast(immutable) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7301 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7302 CastExp::CastExp(Loc loc, Expression *e, unsigned mod) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7303 : UnaExp(loc, TOKcast, sizeof(CastExp), e) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7304 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7305 to = NULL; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7306 this->mod = mod; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7307 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7308 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7309 |
| 159 | 7310 Expression *CastExp::syntaxCopy() |
| 7311 { | |
| 7312 return new CastExp(loc, e1->syntaxCopy(), to->syntaxCopy()); | |
| 7313 } | |
| 7314 | |
| 7315 | |
| 7316 Expression *CastExp::semantic(Scope *sc) | |
| 7317 { Expression *e; | |
| 7318 BinExp *b; | |
| 7319 UnaExp *u; | |
| 7320 | |
| 7321 #if LOGSEMANTIC | |
| 7322 printf("CastExp::semantic('%s')\n", toChars()); | |
| 7323 #endif | |
| 7324 | |
| 7325 //static int x; assert(++x < 10); | |
| 7326 | |
| 7327 if (type) | |
| 7328 return this; | |
| 7329 UnaExp::semantic(sc); | |
| 7330 if (e1->type) // if not a tuple | |
| 7331 { | |
| 7332 e1 = resolveProperties(sc, e1); | |
| 7333 to = to->semantic(loc, sc); | |
| 7334 | |
| 7335 e = op_overload(sc); | |
| 7336 if (e) | |
| 7337 { | |
| 7338 return e->implicitCastTo(sc, to); | |
| 7339 } | |
| 7340 | |
| 1587 | 7341 if (e1->op == TOKtemplate) |
| 7342 { | |
| 7343 error("cannot cast template %s to type %s", e1->toChars(), to->toChars()); | |
| 7344 return new ErrorExp(); | |
| 7345 } | |
| 7346 | |
| 7347 Type *t1b = e1->type->toBasetype(); | |
| 159 | 7348 Type *tob = to->toBasetype(); |
| 7349 if (tob->ty == Tstruct && | |
| 1587 | 7350 !tob->equals(t1b) && |
| 159 | 7351 ((TypeStruct *)to)->sym->search(0, Id::call, 0) |
| 7352 ) | |
| 7353 { | |
| 7354 /* Look to replace: | |
| 7355 * cast(S)t | |
| 7356 * with: | |
| 7357 * S(t) | |
| 7358 */ | |
| 7359 | |
| 7360 // Rewrite as to.call(e1) | |
| 7361 e = new TypeExp(loc, to); | |
| 7362 e = new DotIdExp(loc, e, Id::call); | |
| 7363 e = new CallExp(loc, e, e1); | |
| 7364 e = e->semantic(sc); | |
| 7365 return e; | |
| 7366 } | |
| 1587 | 7367 |
| 7368 // Struct casts are possible only when the sizes match | |
| 7369 if (tob->ty == Tstruct || t1b->ty == Tstruct) | |
| 7370 { | |
| 7371 size_t fromsize = t1b->size(loc); | |
| 7372 size_t tosize = tob->size(loc); | |
| 7373 if (fromsize != tosize) | |
| 7374 { | |
| 7375 error("cannot cast from %s to %s", e1->type->toChars(), to->toChars()); | |
| 7376 return new ErrorExp(); | |
| 7377 } | |
| 7378 } | |
| 159 | 7379 } |
| 7380 e = e1->castTo(sc, to); | |
| 7381 return e; | |
| 7382 } | |
| 7383 | |
| 7384 int CastExp::checkSideEffect(int flag) | |
| 7385 { | |
| 7386 /* if not: | |
| 7387 * cast(void) | |
| 7388 * cast(classtype)func() | |
| 7389 */ | |
| 7390 if (!to->equals(Type::tvoid) && | |
| 7391 !(to->ty == Tclass && e1->op == TOKcall && e1->type->ty == Tclass)) | |
| 7392 return Expression::checkSideEffect(flag); | |
| 7393 return 1; | |
| 7394 } | |
| 7395 | |
| 7396 void CastExp::checkEscape() | |
| 7397 { Type *tb = type->toBasetype(); | |
| 7398 if (tb->ty == Tarray && e1->op == TOKvar && | |
| 7399 e1->type->toBasetype()->ty == Tsarray) | |
| 7400 { VarExp *ve = (VarExp *)e1; | |
| 7401 VarDeclaration *v = ve->var->isVarDeclaration(); | |
| 7402 if (v) | |
| 7403 { | |
| 7404 if (!v->isDataseg() && !v->isParameter()) | |
| 7405 error("escaping reference to local %s", v->toChars()); | |
| 7406 } | |
| 7407 } | |
| 7408 } | |
| 7409 | |
| 7410 void CastExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 7411 { | |
| 7412 buf->writestring("cast("); | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7413 #if DMDV1 |
| 159 | 7414 to->toCBuffer(buf, NULL, hgs); |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7415 #else |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7416 if (to) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7417 to->toCBuffer(buf, NULL, hgs); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7418 else |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7419 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7420 switch (mod) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7421 { case 0: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7422 break; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7423 case MODconst: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7424 buf->writestring(Token::tochars[TOKconst]); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7425 break; |
|
1619
c61782a76dff
Merge DMD r304: refactor invariant => immutable
Leandro Lucarella <llucax@gmail.com>
parents:
1618
diff
changeset
|
7426 case MODimmutable: |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7427 buf->writestring(Token::tochars[TOKimmutable]); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7428 break; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7429 case MODshared: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7430 buf->writestring(Token::tochars[TOKshared]); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7431 break; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7432 case MODshared | MODconst: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7433 buf->writestring(Token::tochars[TOKshared]); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7434 buf->writeByte(' '); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7435 buf->writestring(Token::tochars[TOKconst]); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7436 break; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7437 default: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7438 assert(0); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7439 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7440 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7441 #endif |
| 159 | 7442 buf->writeByte(')'); |
| 7443 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 7444 } | |
| 7445 | |
| 7446 | |
| 7447 /************************************************************/ | |
| 7448 | |
| 7449 SliceExp::SliceExp(Loc loc, Expression *e1, Expression *lwr, Expression *upr) | |
| 7450 : UnaExp(loc, TOKslice, sizeof(SliceExp), e1) | |
| 7451 { | |
| 7452 this->upr = upr; | |
| 7453 this->lwr = lwr; | |
| 7454 lengthVar = NULL; | |
| 7455 } | |
| 7456 | |
| 7457 Expression *SliceExp::syntaxCopy() | |
| 7458 { | |
| 7459 Expression *lwr = NULL; | |
| 7460 if (this->lwr) | |
| 7461 lwr = this->lwr->syntaxCopy(); | |
| 7462 | |
| 7463 Expression *upr = NULL; | |
| 7464 if (this->upr) | |
| 7465 upr = this->upr->syntaxCopy(); | |
| 7466 | |
| 7467 return new SliceExp(loc, e1->syntaxCopy(), lwr, upr); | |
| 7468 } | |
| 7469 | |
| 7470 Expression *SliceExp::semantic(Scope *sc) | |
| 7471 { Expression *e; | |
| 7472 AggregateDeclaration *ad; | |
| 7473 //FuncDeclaration *fd; | |
| 7474 ScopeDsymbol *sym; | |
| 7475 | |
| 7476 #if LOGSEMANTIC | |
| 7477 printf("SliceExp::semantic('%s')\n", toChars()); | |
| 7478 #endif | |
| 7479 if (type) | |
| 7480 return this; | |
| 7481 | |
| 7482 UnaExp::semantic(sc); | |
| 7483 e1 = resolveProperties(sc, e1); | |
| 7484 | |
| 7485 e = this; | |
| 7486 | |
| 7487 Type *t = e1->type->toBasetype(); | |
| 7488 if (t->ty == Tpointer) | |
| 7489 { | |
| 7490 if (!lwr || !upr) | |
| 7491 error("need upper and lower bound to slice pointer"); | |
| 7492 } | |
| 7493 else if (t->ty == Tarray) | |
| 7494 { | |
| 7495 } | |
| 7496 else if (t->ty == Tsarray) | |
| 7497 { | |
| 7498 } | |
| 7499 else if (t->ty == Tclass) | |
| 7500 { | |
| 7501 ad = ((TypeClass *)t)->sym; | |
| 7502 goto L1; | |
| 7503 } | |
| 7504 else if (t->ty == Tstruct) | |
| 7505 { | |
| 7506 ad = ((TypeStruct *)t)->sym; | |
| 7507 | |
| 7508 L1: | |
| 7509 if (search_function(ad, Id::slice)) | |
| 7510 { | |
| 7511 // Rewrite as e1.slice(lwr, upr) | |
| 7512 e = new DotIdExp(loc, e1, Id::slice); | |
| 7513 | |
| 7514 if (lwr) | |
| 7515 { | |
| 7516 assert(upr); | |
| 7517 e = new CallExp(loc, e, lwr, upr); | |
| 7518 } | |
| 7519 else | |
| 7520 { assert(!upr); | |
| 7521 e = new CallExp(loc, e); | |
| 7522 } | |
| 7523 e = e->semantic(sc); | |
| 7524 return e; | |
| 7525 } | |
| 7526 goto Lerror; | |
| 7527 } | |
| 7528 else if (t->ty == Ttuple) | |
| 7529 { | |
| 7530 if (!lwr && !upr) | |
| 7531 return e1; | |
| 7532 if (!lwr || !upr) | |
| 7533 { error("need upper and lower bound to slice tuple"); | |
| 7534 goto Lerror; | |
| 7535 } | |
| 7536 } | |
| 7537 else | |
| 7538 goto Lerror; | |
| 7539 | |
| 7540 if (t->ty == Tsarray || t->ty == Tarray || t->ty == Ttuple) | |
| 7541 { | |
| 7542 sym = new ArrayScopeSymbol(this); | |
| 7543 sym->loc = loc; | |
| 7544 sym->parent = sc->scopesym; | |
| 7545 sc = sc->push(sym); | |
| 7546 } | |
| 7547 | |
| 7548 if (lwr) | |
| 7549 { lwr = lwr->semantic(sc); | |
| 7550 lwr = resolveProperties(sc, lwr); | |
| 7551 lwr = lwr->implicitCastTo(sc, Type::tsize_t); | |
| 7552 } | |
| 7553 if (upr) | |
| 7554 { upr = upr->semantic(sc); | |
| 7555 upr = resolveProperties(sc, upr); | |
| 7556 upr = upr->implicitCastTo(sc, Type::tsize_t); | |
| 7557 } | |
| 7558 | |
| 7559 if (t->ty == Tsarray || t->ty == Tarray || t->ty == Ttuple) | |
| 7560 sc->pop(); | |
| 7561 | |
| 7562 if (t->ty == Ttuple) | |
| 7563 { | |
| 7564 lwr = lwr->optimize(WANTvalue); | |
| 7565 upr = upr->optimize(WANTvalue); | |
| 7566 uinteger_t i1 = lwr->toUInteger(); | |
| 7567 uinteger_t i2 = upr->toUInteger(); | |
| 7568 | |
| 7569 size_t length; | |
| 7570 TupleExp *te; | |
| 7571 TypeTuple *tup; | |
| 7572 | |
| 7573 if (e1->op == TOKtuple) // slicing an expression tuple | |
| 7574 { te = (TupleExp *)e1; | |
| 7575 length = te->exps->dim; | |
| 7576 } | |
| 7577 else if (e1->op == TOKtype) // slicing a type tuple | |
| 7578 { tup = (TypeTuple *)t; | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
7579 length = Parameter::dim(tup->arguments); |
| 159 | 7580 } |
| 7581 else | |
| 7582 assert(0); | |
| 7583 | |
| 7584 if (i1 <= i2 && i2 <= length) | |
| 7585 { size_t j1 = (size_t) i1; | |
| 7586 size_t j2 = (size_t) i2; | |
| 7587 | |
| 7588 if (e1->op == TOKtuple) | |
| 7589 { Expressions *exps = new Expressions; | |
| 7590 exps->setDim(j2 - j1); | |
| 7591 for (size_t i = 0; i < j2 - j1; i++) | |
| 7592 { Expression *e = (Expression *)te->exps->data[j1 + i]; | |
| 7593 exps->data[i] = (void *)e; | |
| 7594 } | |
| 7595 e = new TupleExp(loc, exps); | |
| 7596 } | |
| 7597 else | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
7598 { Parameters *args = new Parameters; |
| 159 | 7599 args->reserve(j2 - j1); |
| 7600 for (size_t i = j1; i < j2; i++) | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
7601 { Parameter *arg = Parameter::getNth(tup->arguments, i); |
| 159 | 7602 args->push(arg); |
| 7603 } | |
| 7604 e = new TypeExp(e1->loc, new TypeTuple(args)); | |
| 7605 } | |
| 7606 e = e->semantic(sc); | |
| 7607 } | |
| 7608 else | |
| 7609 { | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
7610 error("string slice [%ju .. %ju] is out of bounds", i1, i2); |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
7611 e = new IntegerExp(0); |
| 159 | 7612 } |
| 7613 return e; | |
| 7614 } | |
| 7615 | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
7616 if (t->ty == Tarray) |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7617 { |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
7618 type = e1->type; |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7619 } |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
7620 else |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
7621 type = t->nextOf()->arrayOf(); |
| 159 | 7622 return e; |
| 7623 | |
| 7624 Lerror: | |
| 7625 char *s; | |
| 7626 if (t->ty == Tvoid) | |
| 7627 s = e1->toChars(); | |
| 7628 else | |
| 7629 s = t->toChars(); | |
| 7630 error("%s cannot be sliced with []", s); | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7631 e = new ErrorExp(); |
| 159 | 7632 return e; |
| 7633 } | |
| 7634 | |
| 7635 void SliceExp::checkEscape() | |
| 7636 { | |
| 7637 e1->checkEscape(); | |
| 7638 } | |
| 7639 | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7640 void SliceExp::checkEscapeRef() |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7641 { |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7642 e1->checkEscapeRef(); |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7643 } |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7644 |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7645 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7646 int SliceExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7647 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7648 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7649 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7650 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7651 |
| 159 | 7652 Expression *SliceExp::toLvalue(Scope *sc, Expression *e) |
| 7653 { | |
| 7654 return this; | |
| 7655 } | |
| 7656 | |
| 7657 Expression *SliceExp::modifiableLvalue(Scope *sc, Expression *e) | |
| 7658 { | |
| 7659 error("slice expression %s is not a modifiable lvalue", toChars()); | |
| 7660 return this; | |
| 7661 } | |
| 7662 | |
| 7663 void SliceExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 7664 { | |
| 7665 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 7666 buf->writeByte('['); | |
| 7667 if (upr || lwr) | |
| 7668 { | |
| 7669 if (lwr) | |
| 7670 expToCBuffer(buf, hgs, lwr, PREC_assign); | |
| 7671 else | |
| 7672 buf->writeByte('0'); | |
| 7673 buf->writestring(".."); | |
| 7674 if (upr) | |
| 7675 expToCBuffer(buf, hgs, upr, PREC_assign); | |
| 7676 else | |
| 7677 buf->writestring("length"); // BUG: should be array.length | |
| 7678 } | |
| 7679 buf->writeByte(']'); | |
| 7680 } | |
| 7681 | |
| 7682 /********************** ArrayLength **************************************/ | |
| 7683 | |
| 7684 ArrayLengthExp::ArrayLengthExp(Loc loc, Expression *e1) | |
| 7685 : UnaExp(loc, TOKarraylength, sizeof(ArrayLengthExp), e1) | |
| 7686 { | |
| 7687 } | |
| 7688 | |
| 7689 Expression *ArrayLengthExp::semantic(Scope *sc) | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7690 { |
| 159 | 7691 #if LOGSEMANTIC |
| 7692 printf("ArrayLengthExp::semantic('%s')\n", toChars()); | |
| 7693 #endif | |
| 7694 if (!type) | |
| 7695 { | |
| 7696 UnaExp::semantic(sc); | |
| 7697 e1 = resolveProperties(sc, e1); | |
| 7698 | |
| 7699 type = Type::tsize_t; | |
| 7700 } | |
| 7701 return this; | |
| 7702 } | |
| 7703 | |
| 7704 void ArrayLengthExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 7705 { | |
| 7706 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 7707 buf->writestring(".length"); | |
| 7708 } | |
| 7709 | |
| 7710 /*********************** ArrayExp *************************************/ | |
| 7711 | |
| 7712 // e1 [ i1, i2, i3, ... ] | |
| 7713 | |
| 7714 ArrayExp::ArrayExp(Loc loc, Expression *e1, Expressions *args) | |
| 7715 : UnaExp(loc, TOKarray, sizeof(ArrayExp), e1) | |
| 7716 { | |
| 7717 arguments = args; | |
| 7718 } | |
| 7719 | |
| 7720 Expression *ArrayExp::syntaxCopy() | |
| 7721 { | |
| 7722 return new ArrayExp(loc, e1->syntaxCopy(), arraySyntaxCopy(arguments)); | |
| 7723 } | |
| 7724 | |
| 7725 Expression *ArrayExp::semantic(Scope *sc) | |
| 7726 { Expression *e; | |
| 7727 Type *t1; | |
| 7728 | |
| 7729 #if LOGSEMANTIC | |
| 7730 printf("ArrayExp::semantic('%s')\n", toChars()); | |
| 7731 #endif | |
| 7732 UnaExp::semantic(sc); | |
| 7733 e1 = resolveProperties(sc, e1); | |
| 7734 | |
| 7735 t1 = e1->type->toBasetype(); | |
| 7736 if (t1->ty != Tclass && t1->ty != Tstruct) | |
| 7737 { // Convert to IndexExp | |
| 7738 if (arguments->dim != 1) | |
| 7739 error("only one index allowed to index %s", t1->toChars()); | |
| 7740 e = new IndexExp(loc, e1, (Expression *)arguments->data[0]); | |
| 7741 return e->semantic(sc); | |
| 7742 } | |
| 7743 | |
| 7744 // Run semantic() on each argument | |
| 7745 for (size_t i = 0; i < arguments->dim; i++) | |
| 7746 { e = (Expression *)arguments->data[i]; | |
| 7747 | |
| 7748 e = e->semantic(sc); | |
| 7749 if (!e->type) | |
| 7750 error("%s has no value", e->toChars()); | |
| 7751 arguments->data[i] = (void *)e; | |
| 7752 } | |
| 7753 | |
| 7754 expandTuples(arguments); | |
| 7755 assert(arguments && arguments->dim); | |
| 7756 | |
| 7757 e = op_overload(sc); | |
| 7758 if (!e) | |
| 7759 { error("no [] operator overload for type %s", e1->type->toChars()); | |
| 7760 e = e1; | |
| 7761 } | |
| 7762 return e; | |
| 7763 } | |
| 7764 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7765 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7766 int ArrayExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7767 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7768 if (type && type->toBasetype()->ty == Tvoid) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7769 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7770 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7771 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7772 #endif |
| 159 | 7773 |
| 7774 Expression *ArrayExp::toLvalue(Scope *sc, Expression *e) | |
| 7775 { | |
| 7776 if (type && type->toBasetype()->ty == Tvoid) | |
| 7777 error("voids have no value"); | |
| 7778 return this; | |
| 7779 } | |
| 7780 | |
| 7781 | |
| 7782 void ArrayExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 7783 { int i; | |
| 7784 | |
| 7785 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 7786 buf->writeByte('['); | |
| 7787 argsToCBuffer(buf, arguments, hgs); | |
| 7788 buf->writeByte(']'); | |
| 7789 } | |
| 7790 | |
| 7791 /************************* DotExp ***********************************/ | |
| 7792 | |
| 7793 DotExp::DotExp(Loc loc, Expression *e1, Expression *e2) | |
| 7794 : BinExp(loc, TOKdotexp, sizeof(DotExp), e1, e2) | |
| 7795 { | |
| 7796 } | |
| 7797 | |
| 7798 Expression *DotExp::semantic(Scope *sc) | |
| 7799 { | |
| 7800 #if LOGSEMANTIC | |
| 7801 printf("DotExp::semantic('%s')\n", toChars()); | |
| 7802 if (type) printf("\ttype = %s\n", type->toChars()); | |
| 7803 #endif | |
| 7804 e1 = e1->semantic(sc); | |
| 7805 e2 = e2->semantic(sc); | |
| 7806 if (e2->op == TOKimport) | |
| 7807 { | |
| 7808 ScopeExp *se = (ScopeExp *)e2; | |
| 7809 TemplateDeclaration *td = se->sds->isTemplateDeclaration(); | |
| 7810 if (td) | |
| 7811 { Expression *e = new DotTemplateExp(loc, e1, td); | |
| 7812 e = e->semantic(sc); | |
| 7813 return e; | |
| 7814 } | |
| 7815 } | |
| 7816 if (!type) | |
| 7817 type = e2->type; | |
| 7818 return this; | |
| 7819 } | |
| 7820 | |
| 7821 | |
| 7822 /************************* CommaExp ***********************************/ | |
| 7823 | |
| 7824 CommaExp::CommaExp(Loc loc, Expression *e1, Expression *e2) | |
| 7825 : BinExp(loc, TOKcomma, sizeof(CommaExp), e1, e2) | |
| 7826 { | |
| 7827 } | |
| 7828 | |
| 7829 Expression *CommaExp::semantic(Scope *sc) | |
| 7830 { | |
| 7831 if (!type) | |
| 7832 { BinExp::semanticp(sc); | |
| 7833 type = e2->type; | |
| 7834 } | |
| 7835 return this; | |
| 7836 } | |
| 7837 | |
| 7838 void CommaExp::checkEscape() | |
| 7839 { | |
| 7840 e2->checkEscape(); | |
| 7841 } | |
| 7842 | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7843 void CommaExp::checkEscapeRef() |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7844 { |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7845 e2->checkEscapeRef(); |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7846 } |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7847 |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7848 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7849 int CommaExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7850 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7851 return e2->isLvalue(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7852 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7853 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7854 |
| 159 | 7855 Expression *CommaExp::toLvalue(Scope *sc, Expression *e) |
| 7856 { | |
| 7857 e2 = e2->toLvalue(sc, NULL); | |
| 7858 return this; | |
| 7859 } | |
| 7860 | |
| 7861 Expression *CommaExp::modifiableLvalue(Scope *sc, Expression *e) | |
| 7862 { | |
| 7863 e2 = e2->modifiableLvalue(sc, e); | |
| 7864 return this; | |
| 7865 } | |
| 7866 | |
| 7867 int CommaExp::isBool(int result) | |
| 7868 { | |
| 7869 return e2->isBool(result); | |
| 7870 } | |
| 7871 | |
| 7872 int CommaExp::checkSideEffect(int flag) | |
| 7873 { | |
| 7874 if (flag == 2) | |
| 7875 return e1->checkSideEffect(2) || e2->checkSideEffect(2); | |
| 7876 else | |
| 7877 { | |
| 7878 // Don't check e1 until we cast(void) the a,b code generation | |
| 7879 return e2->checkSideEffect(flag); | |
| 7880 } | |
| 7881 } | |
| 7882 | |
| 7883 /************************** IndexExp **********************************/ | |
| 7884 | |
| 7885 // e1 [ e2 ] | |
| 7886 | |
| 7887 IndexExp::IndexExp(Loc loc, Expression *e1, Expression *e2) | |
| 7888 : BinExp(loc, TOKindex, sizeof(IndexExp), e1, e2) | |
| 7889 { | |
| 7890 //printf("IndexExp::IndexExp('%s')\n", toChars()); | |
| 7891 lengthVar = NULL; | |
| 7892 modifiable = 0; // assume it is an rvalue | |
| 7893 } | |
| 7894 | |
| 7895 Expression *IndexExp::semantic(Scope *sc) | |
| 7896 { Expression *e; | |
| 7897 BinExp *b; | |
| 7898 UnaExp *u; | |
| 7899 Type *t1; | |
| 7900 ScopeDsymbol *sym; | |
| 7901 | |
| 7902 #if LOGSEMANTIC | |
| 7903 printf("IndexExp::semantic('%s')\n", toChars()); | |
| 7904 #endif | |
| 7905 if (type) | |
| 7906 return this; | |
| 7907 if (!e1->type) | |
| 7908 e1 = e1->semantic(sc); | |
| 7909 assert(e1->type); // semantic() should already be run on it | |
| 7910 e = this; | |
| 7911 | |
| 7912 // Note that unlike C we do not implement the int[ptr] | |
| 7913 | |
| 7914 t1 = e1->type->toBasetype(); | |
| 7915 | |
| 7916 if (t1->ty == Tsarray || t1->ty == Tarray || t1->ty == Ttuple) | |
| 7917 { // Create scope for 'length' variable | |
| 7918 sym = new ArrayScopeSymbol(this); | |
| 7919 sym->loc = loc; | |
| 7920 sym->parent = sc->scopesym; | |
| 7921 sc = sc->push(sym); | |
| 7922 } | |
| 7923 | |
| 7924 e2 = e2->semantic(sc); | |
| 7925 if (!e2->type) | |
| 7926 { | |
| 7927 error("%s has no value", e2->toChars()); | |
| 7928 e2->type = Type::terror; | |
| 7929 } | |
| 7930 e2 = resolveProperties(sc, e2); | |
| 7931 | |
| 7932 if (t1->ty == Tsarray || t1->ty == Tarray || t1->ty == Ttuple) | |
| 7933 sc = sc->pop(); | |
| 7934 | |
| 7935 switch (t1->ty) | |
| 7936 { | |
| 7937 case Tpointer: | |
| 7938 case Tarray: | |
| 7939 e2 = e2->implicitCastTo(sc, Type::tsize_t); | |
| 7940 e->type = t1->next; | |
| 7941 break; | |
| 7942 | |
| 7943 case Tsarray: | |
| 7944 { | |
| 7945 e2 = e2->implicitCastTo(sc, Type::tsize_t); | |
| 7946 | |
| 7947 TypeSArray *tsa = (TypeSArray *)t1; | |
| 7948 | |
| 7949 #if 0 // Don't do now, because it might be short-circuit evaluated | |
| 7950 // Do compile time array bounds checking if possible | |
| 7951 e2 = e2->optimize(WANTvalue); | |
| 7952 if (e2->op == TOKint64) | |
| 7953 { | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
7954 dinteger_t index = e2->toInteger(); |
|
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
7955 dinteger_t length = tsa->dim->toInteger(); |
| 159 | 7956 if (index < 0 || index >= length) |
| 7957 error("array index [%lld] is outside array bounds [0 .. %lld]", | |
| 7958 index, length); | |
| 7959 } | |
| 7960 #endif | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
7961 e->type = t1->nextOf(); |
| 159 | 7962 break; |
| 7963 } | |
| 7964 | |
| 7965 case Taarray: | |
| 7966 { TypeAArray *taa = (TypeAArray *)t1; | |
| 7967 | |
| 7968 e2 = e2->implicitCastTo(sc, taa->index); // type checking | |
| 7969 e2 = e2->implicitCastTo(sc, taa->key); // actual argument type | |
| 7970 type = taa->next; | |
| 7971 break; | |
| 7972 } | |
| 7973 | |
| 7974 case Ttuple: | |
| 7975 { | |
| 7976 e2 = e2->implicitCastTo(sc, Type::tsize_t); | |
| 7977 e2 = e2->optimize(WANTvalue); | |
| 7978 uinteger_t index = e2->toUInteger(); | |
| 7979 size_t length; | |
| 7980 TupleExp *te; | |
| 7981 TypeTuple *tup; | |
| 7982 | |
| 7983 if (e1->op == TOKtuple) | |
| 7984 { te = (TupleExp *)e1; | |
| 7985 length = te->exps->dim; | |
| 7986 } | |
| 7987 else if (e1->op == TOKtype) | |
| 7988 { | |
| 7989 tup = (TypeTuple *)t1; | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
7990 length = Parameter::dim(tup->arguments); |
| 159 | 7991 } |
| 7992 else | |
| 7993 assert(0); | |
| 7994 | |
| 7995 if (index < length) | |
| 7996 { | |
| 7997 | |
| 7998 if (e1->op == TOKtuple) | |
| 7999 e = (Expression *)te->exps->data[(size_t)index]; | |
| 8000 else | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
8001 e = new TypeExp(e1->loc, Parameter::getNth(tup->arguments, (size_t)index)->type); |
| 159 | 8002 } |
| 8003 else | |
| 8004 { | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
8005 error("array index [%ju] is outside array bounds [0 .. %zu]", |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
8006 index, length); |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
8007 e = e1; |
| 159 | 8008 } |
| 8009 break; | |
| 8010 } | |
| 8011 | |
| 8012 default: | |
| 8013 error("%s must be an array or pointer type, not %s", | |
| 8014 e1->toChars(), e1->type->toChars()); | |
| 8015 type = Type::tint32; | |
| 8016 break; | |
| 8017 } | |
| 8018 return e; | |
| 8019 } | |
| 8020 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
8021 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
8022 int IndexExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
8023 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
8024 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
8025 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
8026 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
8027 |
| 159 | 8028 Expression *IndexExp::toLvalue(Scope *sc, Expression *e) |
| 8029 { | |
| 8030 // if (type && type->toBasetype()->ty == Tvoid) | |
| 8031 // error("voids have no value"); | |
| 8032 return this; | |
| 8033 } | |
| 8034 | |
| 8035 Expression *IndexExp::modifiableLvalue(Scope *sc, Expression *e) | |
| 8036 { | |
| 8037 //printf("IndexExp::modifiableLvalue(%s)\n", toChars()); | |
| 8038 modifiable = 1; | |
| 8039 if (e1->op == TOKstring) | |
| 8040 error("string literals are immutable"); | |
| 8041 if (e1->type->toBasetype()->ty == Taarray) | |
| 8042 e1 = e1->modifiableLvalue(sc, e1); | |
| 8043 return toLvalue(sc, e); | |
| 8044 } | |
| 8045 | |
| 8046 void IndexExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 8047 { | |
| 8048 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 8049 buf->writeByte('['); | |
| 8050 expToCBuffer(buf, hgs, e2, PREC_assign); | |
| 8051 buf->writeByte(']'); | |
| 8052 } | |
| 8053 | |
| 8054 | |
| 8055 /************************* PostExp ***********************************/ | |
| 8056 | |
| 8057 PostExp::PostExp(enum TOK op, Loc loc, Expression *e) | |
| 8058 : BinExp(loc, op, sizeof(PostExp), e, | |
| 8059 new IntegerExp(loc, 1, Type::tint32)) | |
| 8060 { | |
| 8061 } | |
| 8062 | |
| 8063 Expression *PostExp::semantic(Scope *sc) | |
| 8064 { Expression *e = this; | |
| 8065 | |
| 8066 if (!type) | |
| 8067 { | |
| 8068 BinExp::semantic(sc); | |
| 8069 e2 = resolveProperties(sc, e2); | |
| 8070 | |
| 8071 e = op_overload(sc); | |
| 8072 if (e) | |
| 8073 return e; | |
| 8074 | |
| 8075 e = this; | |
| 8076 e1 = e1->modifiableLvalue(sc, e1); | |
| 8077 e1->checkScalar(); | |
| 8078 e1->checkNoBool(); | |
| 8079 if (e1->type->ty == Tpointer) | |
| 8080 e = scaleFactor(sc); | |
| 8081 else | |
| 8082 e2 = e2->castTo(sc, e1->type); | |
| 8083 e->type = e1->type; | |
| 8084 } | |
| 8085 return e; | |
| 8086 } | |
| 8087 | |
| 8088 void PostExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 8089 { | |
| 8090 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 8091 buf->writestring((op == TOKplusplus) ? (char *)"++" : (char *)"--"); | |
| 8092 } | |
| 8093 | |
| 8094 /************************************************************/ | |
| 8095 | |
| 1587 | 8096 /* op can be TOKassign, TOKconstruct, or TOKblit */ |
| 159 | 8097 |
| 8098 AssignExp::AssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8099 : BinExp(loc, TOKassign, sizeof(AssignExp), e1, e2) | |
| 8100 { | |
| 8101 ismemset = 0; | |
| 8102 } | |
| 8103 | |
| 8104 Expression *AssignExp::semantic(Scope *sc) | |
| 1587 | 8105 { |
| 159 | 8106 Expression *e1old = e1; |
| 8107 | |
| 8108 #if LOGSEMANTIC | |
| 8109 printf("AssignExp::semantic('%s')\n", toChars()); | |
| 8110 #endif | |
| 8111 //printf("e1->op = %d, '%s'\n", e1->op, Token::toChars(e1->op)); | |
| 1587 | 8112 //printf("e2->op = %d, '%s'\n", e2->op, Token::toChars(e2->op)); |
| 8113 | |
| 8114 if (type) | |
| 8115 return this; | |
| 8116 | |
| 8117 if (e2->op == TOKcomma) | |
| 8118 { /* Rewrite to get rid of the comma from rvalue | |
| 8119 */ | |
| 8120 AssignExp *ea = new AssignExp(loc, e1, ((CommaExp *)e2)->e2); | |
| 8121 ea->op = op; | |
| 8122 Expression *e = new CommaExp(loc, ((CommaExp *)e2)->e1, ea); | |
| 8123 return e->semantic(sc); | |
| 8124 } | |
| 159 | 8125 |
| 8126 /* Look for operator overloading of a[i]=value. | |
| 8127 * Do it before semantic() otherwise the a[i] will have been | |
| 8128 * converted to a.opIndex() already. | |
| 8129 */ | |
| 8130 if (e1->op == TOKarray) | |
| 1587 | 8131 { |
| 159 | 8132 ArrayExp *ae = (ArrayExp *)e1; |
| 8133 AggregateDeclaration *ad; | |
| 8134 Identifier *id = Id::index; | |
| 8135 | |
| 8136 ae->e1 = ae->e1->semantic(sc); | |
| 1587 | 8137 Type *t1 = ae->e1->type->toBasetype(); |
| 159 | 8138 if (t1->ty == Tstruct) |
| 8139 { | |
| 8140 ad = ((TypeStruct *)t1)->sym; | |
| 8141 goto L1; | |
| 8142 } | |
| 8143 else if (t1->ty == Tclass) | |
| 8144 { | |
| 8145 ad = ((TypeClass *)t1)->sym; | |
| 8146 L1: | |
| 8147 // Rewrite (a[i] = value) to (a.opIndexAssign(value, i)) | |
| 8148 if (search_function(ad, Id::indexass)) | |
| 8149 { Expression *e = new DotIdExp(loc, ae->e1, Id::indexass); | |
| 8150 Expressions *a = (Expressions *)ae->arguments->copy(); | |
| 8151 | |
| 8152 a->insert(0, e2); | |
| 8153 e = new CallExp(loc, e, a); | |
| 8154 e = e->semantic(sc); | |
| 8155 return e; | |
| 8156 } | |
| 8157 else | |
| 8158 { | |
| 8159 // Rewrite (a[i] = value) to (a.opIndex(i, value)) | |
| 8160 if (search_function(ad, id)) | |
| 8161 { Expression *e = new DotIdExp(loc, ae->e1, id); | |
| 8162 | |
| 8163 if (1 || !global.params.useDeprecated) | |
| 8164 error("operator [] assignment overload with opIndex(i, value) illegal, use opIndexAssign(value, i)"); | |
| 8165 | |
| 8166 e = new CallExp(loc, e, (Expression *)ae->arguments->data[0], e2); | |
| 8167 e = e->semantic(sc); | |
| 8168 return e; | |
| 8169 } | |
| 8170 } | |
| 8171 } | |
| 8172 } | |
| 8173 /* Look for operator overloading of a[i..j]=value. | |
| 8174 * Do it before semantic() otherwise the a[i..j] will have been | |
| 8175 * converted to a.opSlice() already. | |
| 8176 */ | |
| 8177 if (e1->op == TOKslice) | |
| 8178 { Type *t1; | |
| 8179 SliceExp *ae = (SliceExp *)e1; | |
| 8180 AggregateDeclaration *ad; | |
| 8181 Identifier *id = Id::index; | |
| 8182 | |
| 8183 ae->e1 = ae->e1->semantic(sc); | |
| 8184 ae->e1 = resolveProperties(sc, ae->e1); | |
| 8185 t1 = ae->e1->type->toBasetype(); | |
| 8186 if (t1->ty == Tstruct) | |
| 8187 { | |
| 8188 ad = ((TypeStruct *)t1)->sym; | |
| 8189 goto L2; | |
| 8190 } | |
| 8191 else if (t1->ty == Tclass) | |
| 8192 { | |
| 8193 ad = ((TypeClass *)t1)->sym; | |
| 8194 L2: | |
| 8195 // Rewrite (a[i..j] = value) to (a.opIndexAssign(value, i, j)) | |
| 8196 if (search_function(ad, Id::sliceass)) | |
| 8197 { Expression *e = new DotIdExp(loc, ae->e1, Id::sliceass); | |
| 8198 Expressions *a = new Expressions(); | |
| 8199 | |
| 8200 a->push(e2); | |
| 8201 if (ae->lwr) | |
| 8202 { a->push(ae->lwr); | |
| 8203 assert(ae->upr); | |
| 8204 a->push(ae->upr); | |
| 8205 } | |
| 8206 else | |
| 8207 assert(!ae->upr); | |
| 8208 e = new CallExp(loc, e, a); | |
| 8209 e = e->semantic(sc); | |
| 8210 return e; | |
| 8211 } | |
| 8212 } | |
| 8213 } | |
| 8214 | |
| 8215 BinExp::semantic(sc); | |
|
717
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
8216 |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
8217 if (e1->op == TOKdottd) |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
8218 { // Rewrite a.b=e2, when b is a template, as a.b(e2) |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
8219 Expression *e = new CallExp(loc, e1, e2); |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
8220 e = e->semantic(sc); |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
8221 return e; |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
8222 } |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
8223 |
| 159 | 8224 e2 = resolveProperties(sc, e2); |
| 8225 assert(e1->type); | |
| 8226 | |
| 8227 /* Rewrite tuple assignment as a tuple of assignments. | |
| 8228 */ | |
| 8229 if (e1->op == TOKtuple && e2->op == TOKtuple) | |
| 8230 { TupleExp *tup1 = (TupleExp *)e1; | |
| 8231 TupleExp *tup2 = (TupleExp *)e2; | |
| 8232 size_t dim = tup1->exps->dim; | |
| 8233 if (dim != tup2->exps->dim) | |
| 8234 { | |
| 8235 error("mismatched tuple lengths, %d and %d", (int)dim, (int)tup2->exps->dim); | |
| 8236 } | |
| 8237 else | |
| 8238 { Expressions *exps = new Expressions; | |
| 8239 exps->setDim(dim); | |
| 8240 | |
| 8241 for (int i = 0; i < dim; i++) | |
| 8242 { Expression *ex1 = (Expression *)tup1->exps->data[i]; | |
| 8243 Expression *ex2 = (Expression *)tup2->exps->data[i]; | |
| 8244 exps->data[i] = (void *) new AssignExp(loc, ex1, ex2); | |
| 8245 } | |
| 8246 Expression *e = new TupleExp(loc, exps); | |
| 8247 e = e->semantic(sc); | |
| 8248 return e; | |
| 8249 } | |
| 8250 } | |
| 8251 | |
| 1587 | 8252 // Determine if this is an initialization of a reference |
| 8253 int refinit = 0; | |
| 8254 if (op == TOKconstruct && e1->op == TOKvar) | |
| 8255 { VarExp *ve = (VarExp *)e1; | |
| 8256 VarDeclaration *v = ve->var->isVarDeclaration(); | |
| 8257 if (v->storage_class & (STCout | STCref)) | |
| 8258 refinit = 1; | |
| 8259 } | |
| 8260 | |
| 8261 Type *t1 = e1->type->toBasetype(); | |
| 159 | 8262 |
| 8263 if (t1->ty == Tfunction) | |
| 8264 { // Rewrite f=value to f(value) | |
| 1587 | 8265 Expression *e = new CallExp(loc, e1, e2); |
| 159 | 8266 e = e->semantic(sc); |
| 8267 return e; | |
| 8268 } | |
| 8269 | |
| 8270 /* If it is an assignment from a 'foreign' type, | |
| 8271 * check for operator overloading. | |
| 8272 */ | |
| 8273 if (t1->ty == Tclass || t1->ty == Tstruct) | |
| 8274 { | |
| 8275 if (!e2->type->implicitConvTo(e1->type)) | |
| 8276 { | |
| 8277 Expression *e = op_overload(sc); | |
| 8278 if (e) | |
| 8279 return e; | |
| 8280 } | |
| 8281 } | |
| 8282 | |
| 8283 e2->rvalue(); | |
| 8284 | |
| 8285 if (e1->op == TOKarraylength) | |
| 8286 { | |
| 8287 // e1 is not an lvalue, but we let code generator handle it | |
| 8288 ArrayLengthExp *ale = (ArrayLengthExp *)e1; | |
| 8289 | |
| 8290 ale->e1 = ale->e1->modifiableLvalue(sc, e1); | |
| 8291 } | |
| 8292 else if (e1->op == TOKslice) | |
| 8293 ; | |
| 8294 else | |
| 8295 { // Try to do a decent error message with the expression | |
| 8296 // before it got constant folded | |
| 1587 | 8297 if (op != TOKconstruct) |
| 8298 e1 = e1->modifiableLvalue(sc, e1old); | |
| 159 | 8299 } |
| 8300 | |
| 8301 if (e1->op == TOKslice && | |
| 8302 t1->nextOf() && | |
| 8303 e2->implicitConvTo(t1->nextOf()) | |
| 8304 // !(t1->nextOf()->equals(e2->type->nextOf())) | |
| 8305 ) | |
| 8306 { // memset | |
| 8307 ismemset = 1; // make it easy for back end to tell what this is | |
| 8308 e2 = e2->implicitCastTo(sc, t1->next); | |
| 8309 } | |
| 1587 | 8310 else if (t1->ty == Tsarray && !refinit) |
| 159 | 8311 { |
| 8312 error("cannot assign to static array %s", e1->toChars()); | |
| 8313 } | |
| 8314 else | |
| 8315 { | |
| 8316 e2 = e2->implicitCastTo(sc, e1->type); | |
| 8317 } | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8318 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8319 /* Look for array operations |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8320 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8321 if (e1->op == TOKslice && !ismemset && |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8322 (e2->op == TOKadd || e2->op == TOKmin || |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8323 e2->op == TOKmul || e2->op == TOKdiv || |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8324 e2->op == TOKmod || e2->op == TOKxor || |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8325 e2->op == TOKand || e2->op == TOKor || |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8326 e2->op == TOKtilde || e2->op == TOKneg)) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8327 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8328 type = e1->type; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8329 return arrayOp(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8330 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8331 |
| 159 | 8332 type = e1->type; |
| 8333 assert(type); | |
| 8334 return this; | |
| 8335 } | |
| 8336 | |
| 8337 Expression *AssignExp::checkToBoolean() | |
| 8338 { | |
| 8339 // Things like: | |
| 8340 // if (a = b) ... | |
| 8341 // are usually mistakes. | |
| 8342 | |
| 8343 error("'=' does not give a boolean result"); | |
| 8344 return this; | |
| 8345 } | |
| 8346 | |
| 8347 /************************************************************/ | |
| 8348 | |
| 8349 AddAssignExp::AddAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8350 : BinExp(loc, TOKaddass, sizeof(AddAssignExp), e1, e2) | |
| 8351 { | |
| 8352 } | |
| 8353 | |
| 8354 Expression *AddAssignExp::semantic(Scope *sc) | |
| 8355 { Expression *e; | |
| 8356 | |
| 8357 if (type) | |
| 8358 return this; | |
| 8359 | |
| 8360 BinExp::semantic(sc); | |
| 8361 e2 = resolveProperties(sc, e2); | |
| 8362 | |
| 8363 e = op_overload(sc); | |
| 8364 if (e) | |
| 8365 return e; | |
| 8366 | |
| 8367 Type *tb1 = e1->type->toBasetype(); | |
| 8368 Type *tb2 = e2->type->toBasetype(); | |
| 8369 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8370 if (e1->op == TOKslice) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8371 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8372 typeCombine(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8373 type = e1->type; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8374 return arrayOp(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8375 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8376 else |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8377 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8378 e1 = e1->modifiableLvalue(sc, e1); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8379 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8380 |
| 159 | 8381 if ((tb1->ty == Tarray || tb1->ty == Tsarray) && |
| 8382 (tb2->ty == Tarray || tb2->ty == Tsarray) && | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8383 tb1->nextOf()->equals(tb2->nextOf()) |
| 159 | 8384 ) |
| 8385 { | |
| 8386 type = e1->type; | |
| 8387 e = this; | |
| 8388 } | |
| 8389 else | |
| 8390 { | |
| 8391 e1->checkScalar(); | |
| 8392 e1->checkNoBool(); | |
| 8393 if (tb1->ty == Tpointer && tb2->isintegral()) | |
| 8394 e = scaleFactor(sc); | |
| 8395 else if (tb1->ty == Tbit || tb1->ty == Tbool) | |
| 8396 { | |
| 8397 #if 0 | |
| 8398 // Need to rethink this | |
| 8399 if (e1->op != TOKvar) | |
| 8400 { // Rewrite e1+=e2 to (v=&e1),*v=*v+e2 | |
| 8401 VarDeclaration *v; | |
| 8402 Expression *ea; | |
| 8403 Expression *ex; | |
| 8404 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8405 Identifier *id = Lexer::uniqueId("__name"); |
| 159 | 8406 |
| 8407 v = new VarDeclaration(loc, tb1->pointerTo(), id, NULL); | |
| 8408 v->semantic(sc); | |
| 8409 if (!sc->insert(v)) | |
| 8410 assert(0); | |
| 8411 v->parent = sc->func; | |
| 8412 | |
| 8413 ea = new AddrExp(loc, e1); | |
| 8414 ea = new AssignExp(loc, new VarExp(loc, v), ea); | |
| 8415 | |
| 8416 ex = new VarExp(loc, v); | |
| 8417 ex = new PtrExp(loc, ex); | |
| 8418 e = new AddExp(loc, ex, e2); | |
| 8419 e = new CastExp(loc, e, e1->type); | |
| 8420 e = new AssignExp(loc, ex->syntaxCopy(), e); | |
| 8421 | |
| 8422 e = new CommaExp(loc, ea, e); | |
| 8423 } | |
| 8424 else | |
| 8425 #endif | |
| 8426 { // Rewrite e1+=e2 to e1=e1+e2 | |
| 8427 // BUG: doesn't account for side effects in e1 | |
| 8428 // BUG: other assignment operators for bits aren't handled at all | |
| 8429 e = new AddExp(loc, e1, e2); | |
| 8430 e = new CastExp(loc, e, e1->type); | |
| 8431 e = new AssignExp(loc, e1->syntaxCopy(), e); | |
| 8432 } | |
| 8433 e = e->semantic(sc); | |
| 8434 } | |
| 8435 else | |
| 8436 { | |
| 8437 type = e1->type; | |
| 8438 typeCombine(sc); | |
| 8439 e1->checkArithmetic(); | |
| 8440 e2->checkArithmetic(); | |
| 1587 | 8441 checkComplexAddAssign(); |
| 159 | 8442 if (type->isreal() || type->isimaginary()) |
| 8443 { | |
| 8444 assert(global.errors || e2->type->isfloating()); | |
| 8445 e2 = e2->castTo(sc, e1->type); | |
| 8446 } | |
| 8447 e = this; | |
|
1012
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8448 |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8449 if (e2->type->iscomplex() && !type->iscomplex()) |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8450 error("Cannot assign %s to %s", e2->type->toChars(), type->toChars()); |
| 159 | 8451 } |
| 8452 } | |
| 8453 return e; | |
| 8454 } | |
| 8455 | |
| 8456 /************************************************************/ | |
| 8457 | |
| 8458 MinAssignExp::MinAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8459 : BinExp(loc, TOKminass, sizeof(MinAssignExp), e1, e2) | |
| 8460 { | |
| 8461 } | |
| 8462 | |
| 8463 Expression *MinAssignExp::semantic(Scope *sc) | |
| 8464 { Expression *e; | |
| 8465 | |
| 8466 if (type) | |
| 8467 return this; | |
| 8468 | |
| 8469 BinExp::semantic(sc); | |
| 8470 e2 = resolveProperties(sc, e2); | |
| 8471 | |
| 8472 e = op_overload(sc); | |
| 8473 if (e) | |
| 8474 return e; | |
| 8475 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8476 if (e1->op == TOKslice) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8477 { // T[] -= ... |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8478 typeCombine(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8479 type = e1->type; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8480 return arrayOp(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8481 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8482 |
| 159 | 8483 e1 = e1->modifiableLvalue(sc, e1); |
| 8484 e1->checkScalar(); | |
| 8485 e1->checkNoBool(); | |
| 8486 if (e1->type->ty == Tpointer && e2->type->isintegral()) | |
| 8487 e = scaleFactor(sc); | |
| 8488 else | |
| 8489 { | |
| 8490 e1 = e1->checkArithmetic(); | |
| 8491 e2 = e2->checkArithmetic(); | |
| 1587 | 8492 checkComplexAddAssign(); |
| 159 | 8493 type = e1->type; |
| 8494 typeCombine(sc); | |
| 8495 if (type->isreal() || type->isimaginary()) | |
| 8496 { | |
| 8497 assert(e2->type->isfloating()); | |
| 8498 e2 = e2->castTo(sc, e1->type); | |
| 8499 } | |
| 8500 e = this; | |
|
1012
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8501 |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8502 if (e2->type->iscomplex() && !type->iscomplex()) |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8503 error("Cannot assign %s to %s", e2->type->toChars(), type->toChars()); |
| 159 | 8504 } |
| 8505 return e; | |
| 8506 } | |
| 8507 | |
| 8508 /************************************************************/ | |
| 8509 | |
| 8510 CatAssignExp::CatAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8511 : BinExp(loc, TOKcatass, sizeof(CatAssignExp), e1, e2) | |
| 8512 { | |
| 8513 } | |
| 8514 | |
| 8515 Expression *CatAssignExp::semantic(Scope *sc) | |
| 8516 { Expression *e; | |
| 8517 | |
| 8518 BinExp::semantic(sc); | |
| 8519 e2 = resolveProperties(sc, e2); | |
| 8520 | |
| 8521 e = op_overload(sc); | |
| 8522 if (e) | |
| 8523 return e; | |
| 8524 | |
| 8525 if (e1->op == TOKslice) | |
| 8526 { SliceExp *se = (SliceExp *)e1; | |
| 8527 | |
| 8528 if (se->e1->type->toBasetype()->ty == Tsarray) | |
| 8529 error("cannot append to static array %s", se->e1->type->toChars()); | |
| 8530 } | |
| 8531 | |
| 8532 e1 = e1->modifiableLvalue(sc, e1); | |
| 8533 | |
| 8534 Type *tb1 = e1->type->toBasetype(); | |
| 8535 Type *tb2 = e2->type->toBasetype(); | |
| 8536 | |
| 8537 e2->rvalue(); | |
| 8538 | |
|
1605
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8539 Type *tb1next = tb1->nextOf(); |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8540 |
| 159 | 8541 if ((tb1->ty == Tarray) && |
| 8542 (tb2->ty == Tarray || tb2->ty == Tsarray) && | |
|
1605
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8543 (e2->implicitConvTo(e1->type) |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8544 #if DMDV2 |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8545 || tb2->nextOf()->implicitConvTo(tb1next) |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8546 #endif |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8547 ) |
| 159 | 8548 ) |
| 8549 { // Append array | |
| 8550 e2 = e2->castTo(sc, e1->type); | |
| 8551 type = e1->type; | |
| 8552 e = this; | |
| 8553 } | |
| 8554 else if ((tb1->ty == Tarray) && | |
|
1605
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8555 e2->implicitConvTo(tb1next) |
| 159 | 8556 ) |
| 8557 { // Append element | |
|
1605
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8558 e2 = e2->castTo(sc, tb1next); |
| 159 | 8559 type = e1->type; |
| 8560 e = this; | |
|
1629
b07d683ba4d0
Disable appending a dchar to a char or wchar array for now.
Christian Kamm <kamm incasoftware de>
parents:
1627
diff
changeset
|
8561 // Reenable when _d_arrayappendwd and cd are in the runtime. |
|
b07d683ba4d0
Disable appending a dchar to a char or wchar array for now.
Christian Kamm <kamm incasoftware de>
parents:
1627
diff
changeset
|
8562 /* } |
|
b07d683ba4d0
Disable appending a dchar to a char or wchar array for now.
Christian Kamm <kamm incasoftware de>
parents:
1627
diff
changeset
|
8563 |
|
1605
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8564 else if (tb1->ty == Tarray && |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8565 (tb1next->ty == Tchar || tb1next->ty == Twchar) && |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8566 e2->implicitConvTo(Type::tdchar) |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8567 ) |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8568 { // Append dchar to char[] or wchar[] |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8569 e2 = e2->castTo(sc, Type::tdchar); |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8570 type = e1->type; |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8571 e = this; |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8572 |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8573 /* Do not allow appending wchar to char[] because if wchar happens |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8574 * to be a surrogate pair, nothing good can result. |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8575 */ |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8576 } |
| 159 | 8577 else |
| 8578 { | |
| 8579 error("cannot append type %s to type %s", tb2->toChars(), tb1->toChars()); | |
|
1605
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8580 e = new ErrorExp(); |
| 159 | 8581 } |
| 8582 return e; | |
| 8583 } | |
| 8584 | |
| 8585 /************************************************************/ | |
| 8586 | |
| 8587 MulAssignExp::MulAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8588 : BinExp(loc, TOKmulass, sizeof(MulAssignExp), e1, e2) | |
| 8589 { | |
| 8590 } | |
| 8591 | |
| 8592 Expression *MulAssignExp::semantic(Scope *sc) | |
| 8593 { Expression *e; | |
| 8594 | |
| 8595 BinExp::semantic(sc); | |
| 8596 e2 = resolveProperties(sc, e2); | |
| 8597 | |
| 8598 e = op_overload(sc); | |
| 8599 if (e) | |
| 8600 return e; | |
| 8601 | |
|
1605
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8602 #if DMDV2 |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8603 if (e1->op == TOKarraylength) |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8604 { |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8605 e = ArrayLengthExp::rewriteOpAssign(this); |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8606 e = e->semantic(sc); |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8607 return e; |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8608 } |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8609 #endif |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8610 |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8611 if (e1->op == TOKslice) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8612 { // T[] -= ... |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8613 typeCombine(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8614 type = e1->type; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8615 return arrayOp(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8616 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8617 |
| 159 | 8618 e1 = e1->modifiableLvalue(sc, e1); |
| 8619 e1->checkScalar(); | |
| 8620 e1->checkNoBool(); | |
| 8621 type = e1->type; | |
| 8622 typeCombine(sc); | |
| 8623 e1->checkArithmetic(); | |
| 8624 e2->checkArithmetic(); | |
| 1587 | 8625 checkComplexMulAssign(); |
| 159 | 8626 if (e2->type->isfloating()) |
| 8627 { Type *t1; | |
| 8628 Type *t2; | |
| 8629 | |
| 8630 t1 = e1->type; | |
| 8631 t2 = e2->type; | |
| 8632 if (t1->isreal()) | |
| 8633 { | |
| 8634 if (t2->isimaginary() || t2->iscomplex()) | |
| 8635 { | |
| 8636 e2 = e2->castTo(sc, t1); | |
| 8637 } | |
| 8638 } | |
| 8639 else if (t1->isimaginary()) | |
| 8640 { | |
| 8641 if (t2->isimaginary() || t2->iscomplex()) | |
| 8642 { | |
| 8643 switch (t1->ty) | |
| 8644 { | |
| 8645 case Timaginary32: t2 = Type::tfloat32; break; | |
| 8646 case Timaginary64: t2 = Type::tfloat64; break; | |
| 8647 case Timaginary80: t2 = Type::tfloat80; break; | |
| 8648 default: | |
| 8649 assert(0); | |
| 8650 } | |
| 8651 e2 = e2->castTo(sc, t2); | |
| 8652 } | |
| 8653 } | |
|
1012
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8654 |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8655 if (e2->type->iscomplex() && !type->iscomplex()) |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8656 error("Cannot assign %s to %s", e2->type->toChars(), type->toChars()); |
| 159 | 8657 } |
| 8658 return this; | |
| 8659 } | |
| 8660 | |
| 8661 /************************************************************/ | |
| 8662 | |
| 8663 DivAssignExp::DivAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8664 : BinExp(loc, TOKdivass, sizeof(DivAssignExp), e1, e2) | |
| 8665 { | |
| 8666 } | |
| 8667 | |
| 8668 Expression *DivAssignExp::semantic(Scope *sc) | |
| 8669 { Expression *e; | |
| 8670 | |
| 8671 BinExp::semantic(sc); | |
| 8672 e2 = resolveProperties(sc, e2); | |
| 8673 | |
| 8674 e = op_overload(sc); | |
| 8675 if (e) | |
| 8676 return e; | |
| 8677 | |
|
1605
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8678 #if DMDV2 |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8679 if (e1->op == TOKarraylength) |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8680 { |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8681 e = ArrayLengthExp::rewriteOpAssign(this); |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8682 e = e->semantic(sc); |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8683 return e; |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8684 } |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8685 #endif |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8686 |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8687 if (e1->op == TOKslice) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8688 { // T[] -= ... |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8689 typeCombine(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8690 type = e1->type; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8691 return arrayOp(sc); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8692 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8693 |
| 159 | 8694 e1 = e1->modifiableLvalue(sc, e1); |
| 8695 e1->checkScalar(); | |
| 8696 e1->checkNoBool(); | |
| 8697 type = e1->type; | |
| 8698 typeCombine(sc); | |
| 8699 e1->checkArithmetic(); | |
| 8700 e2->checkArithmetic(); | |
| 1587 | 8701 checkComplexMulAssign(); |
| 159 | 8702 if (e2->type->isimaginary()) |
| 8703 { Type *t1; | |
| 8704 Type *t2; | |
| 8705 | |
| 8706 t1 = e1->type; | |
| 8707 if (t1->isreal()) | |
| 8708 { // x/iv = i(-x/v) | |
| 8709 // Therefore, the result is 0 | |
| 8710 e2 = new CommaExp(loc, e2, new RealExp(loc, 0, t1)); | |
| 8711 e2->type = t1; | |
| 8712 e = new AssignExp(loc, e1, e2); | |
| 8713 e->type = t1; | |
| 8714 return e; | |
| 8715 } | |
| 8716 else if (t1->isimaginary()) | |
| 8717 { Expression *e; | |
| 8718 | |
| 8719 switch (t1->ty) | |
| 8720 { | |
| 8721 case Timaginary32: t2 = Type::tfloat32; break; | |
| 8722 case Timaginary64: t2 = Type::tfloat64; break; | |
| 8723 case Timaginary80: t2 = Type::tfloat80; break; | |
| 8724 default: | |
| 8725 assert(0); | |
| 8726 } | |
| 8727 e2 = e2->castTo(sc, t2); | |
| 8728 e = new AssignExp(loc, e1, e2); | |
| 8729 e->type = t1; | |
| 8730 return e; | |
| 8731 } | |
| 8732 } | |
|
1012
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8733 |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8734 if (e2->type->iscomplex() && !type->iscomplex()) |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8735 error("Cannot assign %s to %s", e2->type->toChars(), type->toChars()); |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8736 |
| 159 | 8737 return this; |
| 8738 } | |
| 8739 | |
| 8740 /************************************************************/ | |
| 8741 | |
| 8742 ModAssignExp::ModAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8743 : BinExp(loc, TOKmodass, sizeof(ModAssignExp), e1, e2) | |
| 8744 { | |
| 8745 } | |
| 8746 | |
| 8747 Expression *ModAssignExp::semantic(Scope *sc) | |
| 8748 { | |
| 1587 | 8749 BinExp::semantic(sc); |
| 8750 checkComplexMulAssign(); | |
| 159 | 8751 return commonSemanticAssign(sc); |
| 8752 } | |
| 8753 | |
| 8754 /************************************************************/ | |
| 8755 | |
| 8756 ShlAssignExp::ShlAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8757 : BinExp(loc, TOKshlass, sizeof(ShlAssignExp), e1, e2) | |
| 8758 { | |
| 8759 } | |
| 8760 | |
| 8761 Expression *ShlAssignExp::semantic(Scope *sc) | |
| 8762 { Expression *e; | |
| 8763 | |
| 8764 //printf("ShlAssignExp::semantic()\n"); | |
| 8765 BinExp::semantic(sc); | |
| 8766 e2 = resolveProperties(sc, e2); | |
| 8767 | |
| 8768 e = op_overload(sc); | |
| 8769 if (e) | |
| 8770 return e; | |
| 8771 | |
| 8772 e1 = e1->modifiableLvalue(sc, e1); | |
| 8773 e1->checkScalar(); | |
| 8774 e1->checkNoBool(); | |
| 8775 type = e1->type; | |
| 8776 typeCombine(sc); | |
| 8777 e1->checkIntegral(); | |
| 8778 e2 = e2->checkIntegral(); | |
|
1630
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
8779 #if !IN_LLVM |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
8780 e2 = e2->castTo(sc, Type::tshiftcnt); |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
8781 #else |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
8782 e2 = e2->castTo(sc, e1->type); |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
8783 #endif |
| 159 | 8784 return this; |
| 8785 } | |
| 8786 | |
| 8787 /************************************************************/ | |
| 8788 | |
| 8789 ShrAssignExp::ShrAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8790 : BinExp(loc, TOKshrass, sizeof(ShrAssignExp), e1, e2) | |
| 8791 { | |
| 8792 } | |
| 8793 | |
| 8794 Expression *ShrAssignExp::semantic(Scope *sc) | |
| 8795 { Expression *e; | |
| 8796 | |
| 8797 BinExp::semantic(sc); | |
| 8798 e2 = resolveProperties(sc, e2); | |
| 8799 | |
| 8800 e = op_overload(sc); | |
| 8801 if (e) | |
| 8802 return e; | |
| 8803 | |
| 8804 e1 = e1->modifiableLvalue(sc, e1); | |
| 8805 e1->checkScalar(); | |
| 8806 e1->checkNoBool(); | |
| 8807 type = e1->type; | |
| 8808 typeCombine(sc); | |
| 8809 e1->checkIntegral(); | |
| 8810 e2 = e2->checkIntegral(); | |
|
1630
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
8811 #if !IN_LLVM |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
8812 e2 = e2->castTo(sc, Type::tshiftcnt); |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
8813 #else |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
8814 e2 = e2->castTo(sc, e1->type); |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
8815 #endif |
| 159 | 8816 return this; |
| 8817 } | |
| 8818 | |
| 8819 /************************************************************/ | |
| 8820 | |
| 8821 UshrAssignExp::UshrAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8822 : BinExp(loc, TOKushrass, sizeof(UshrAssignExp), e1, e2) | |
| 8823 { | |
| 8824 } | |
| 8825 | |
| 8826 Expression *UshrAssignExp::semantic(Scope *sc) | |
| 8827 { Expression *e; | |
| 8828 | |
| 8829 BinExp::semantic(sc); | |
| 8830 e2 = resolveProperties(sc, e2); | |
| 8831 | |
| 8832 e = op_overload(sc); | |
| 8833 if (e) | |
| 8834 return e; | |
| 8835 | |
| 8836 e1 = e1->modifiableLvalue(sc, e1); | |
| 8837 e1->checkScalar(); | |
| 8838 e1->checkNoBool(); | |
| 8839 type = e1->type; | |
| 8840 typeCombine(sc); | |
| 8841 e1->checkIntegral(); | |
| 8842 e2 = e2->checkIntegral(); | |
|
1630
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
8843 #if !IN_LLVM |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
8844 e2 = e2->castTo(sc, Type::tshiftcnt); |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
8845 #else |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
8846 e2 = e2->castTo(sc, e1->type); |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
8847 #endif |
| 159 | 8848 return this; |
| 8849 } | |
| 8850 | |
| 8851 /************************************************************/ | |
| 8852 | |
| 8853 AndAssignExp::AndAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8854 : BinExp(loc, TOKandass, sizeof(AndAssignExp), e1, e2) | |
| 8855 { | |
| 8856 } | |
| 8857 | |
| 8858 Expression *AndAssignExp::semantic(Scope *sc) | |
| 8859 { | |
| 8860 return commonSemanticAssignIntegral(sc); | |
| 8861 } | |
| 8862 | |
| 8863 /************************************************************/ | |
| 8864 | |
| 8865 OrAssignExp::OrAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8866 : BinExp(loc, TOKorass, sizeof(OrAssignExp), e1, e2) | |
| 8867 { | |
| 8868 } | |
| 8869 | |
| 8870 Expression *OrAssignExp::semantic(Scope *sc) | |
| 8871 { | |
| 8872 return commonSemanticAssignIntegral(sc); | |
| 8873 } | |
| 8874 | |
| 8875 /************************************************************/ | |
| 8876 | |
| 8877 XorAssignExp::XorAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8878 : BinExp(loc, TOKxorass, sizeof(XorAssignExp), e1, e2) | |
| 8879 { | |
| 8880 } | |
| 8881 | |
| 8882 Expression *XorAssignExp::semantic(Scope *sc) | |
| 8883 { | |
| 8884 return commonSemanticAssignIntegral(sc); | |
| 8885 } | |
| 8886 | |
| 8887 /************************* AddExp *****************************/ | |
| 8888 | |
| 8889 AddExp::AddExp(Loc loc, Expression *e1, Expression *e2) | |
| 8890 : BinExp(loc, TOKadd, sizeof(AddExp), e1, e2) | |
| 8891 { | |
| 8892 } | |
| 8893 | |
| 8894 Expression *AddExp::semantic(Scope *sc) | |
| 8895 { Expression *e; | |
| 8896 | |
| 8897 #if LOGSEMANTIC | |
| 8898 printf("AddExp::semantic('%s')\n", toChars()); | |
| 8899 #endif | |
| 8900 if (!type) | |
| 8901 { | |
| 8902 BinExp::semanticp(sc); | |
| 8903 | |
| 8904 e = op_overload(sc); | |
| 8905 if (e) | |
| 8906 return e; | |
| 8907 | |
| 8908 Type *tb1 = e1->type->toBasetype(); | |
| 8909 Type *tb2 = e2->type->toBasetype(); | |
| 8910 | |
| 8911 if ((tb1->ty == Tarray || tb1->ty == Tsarray) && | |
| 8912 (tb2->ty == Tarray || tb2->ty == Tsarray) && | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8913 tb1->nextOf()->equals(tb2->nextOf()) |
| 159 | 8914 ) |
| 8915 { | |
| 8916 type = e1->type; | |
| 8917 e = this; | |
| 8918 } | |
| 8919 else if (tb1->ty == Tpointer && e2->type->isintegral() || | |
| 8920 tb2->ty == Tpointer && e1->type->isintegral()) | |
| 8921 e = scaleFactor(sc); | |
| 8922 else if (tb1->ty == Tpointer && tb2->ty == Tpointer) | |
| 8923 { | |
| 8924 incompatibleTypes(); | |
| 8925 type = e1->type; | |
| 8926 e = this; | |
| 8927 } | |
| 8928 else | |
| 8929 { | |
| 8930 typeCombine(sc); | |
| 8931 if ((e1->type->isreal() && e2->type->isimaginary()) || | |
| 8932 (e1->type->isimaginary() && e2->type->isreal())) | |
| 8933 { | |
| 8934 switch (type->toBasetype()->ty) | |
| 8935 { | |
| 8936 case Tfloat32: | |
| 8937 case Timaginary32: | |
| 8938 type = Type::tcomplex32; | |
| 8939 break; | |
| 8940 | |
| 8941 case Tfloat64: | |
| 8942 case Timaginary64: | |
| 8943 type = Type::tcomplex64; | |
| 8944 break; | |
| 8945 | |
| 8946 case Tfloat80: | |
| 8947 case Timaginary80: | |
| 8948 type = Type::tcomplex80; | |
| 8949 break; | |
| 8950 | |
| 8951 default: | |
| 8952 assert(0); | |
| 8953 } | |
| 8954 } | |
| 8955 e = this; | |
| 8956 } | |
| 8957 return e; | |
| 8958 } | |
| 8959 return this; | |
| 8960 } | |
| 8961 | |
| 8962 /************************************************************/ | |
| 8963 | |
| 8964 MinExp::MinExp(Loc loc, Expression *e1, Expression *e2) | |
| 8965 : BinExp(loc, TOKmin, sizeof(MinExp), e1, e2) | |
| 8966 { | |
| 8967 } | |
| 8968 | |
| 8969 Expression *MinExp::semantic(Scope *sc) | |
| 8970 { Expression *e; | |
| 8971 Type *t1; | |
| 8972 Type *t2; | |
| 8973 | |
| 8974 #if LOGSEMANTIC | |
| 8975 printf("MinExp::semantic('%s')\n", toChars()); | |
| 8976 #endif | |
| 8977 if (type) | |
| 8978 return this; | |
| 8979 | |
| 8980 BinExp::semanticp(sc); | |
| 8981 | |
| 8982 e = op_overload(sc); | |
| 8983 if (e) | |
| 8984 return e; | |
| 8985 | |
| 8986 e = this; | |
| 8987 t1 = e1->type->toBasetype(); | |
| 8988 t2 = e2->type->toBasetype(); | |
| 8989 if (t1->ty == Tpointer) | |
| 8990 { | |
| 8991 if (t2->ty == Tpointer) | |
| 8992 { // Need to divide the result by the stride | |
| 8993 // Replace (ptr - ptr) with (ptr - ptr) / stride | |
| 8994 d_int64 stride; | |
| 8995 Expression *e; | |
| 8996 | |
| 8997 typeCombine(sc); // make sure pointer types are compatible | |
| 8998 type = Type::tptrdiff_t; | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8999 stride = t2->nextOf()->size(); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9000 if (stride == 0) |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9001 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9002 e = new IntegerExp(loc, 0, Type::tptrdiff_t); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9003 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9004 else |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9005 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9006 e = new DivExp(loc, this, new IntegerExp(0, stride, Type::tptrdiff_t)); |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9007 e->type = Type::tptrdiff_t; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9008 } |
| 159 | 9009 return e; |
| 9010 } | |
| 9011 else if (t2->isintegral()) | |
| 9012 e = scaleFactor(sc); | |
| 9013 else | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9014 { error("incompatible types for minus"); |
| 159 | 9015 return new IntegerExp(0); |
| 9016 } | |
| 9017 } | |
| 9018 else if (t2->ty == Tpointer) | |
| 9019 { | |
| 9020 type = e2->type; | |
| 9021 error("can't subtract pointer from %s", e1->type->toChars()); | |
| 9022 return new IntegerExp(0); | |
| 9023 } | |
| 9024 else | |
| 9025 { | |
| 9026 typeCombine(sc); | |
| 9027 t1 = e1->type->toBasetype(); | |
| 9028 t2 = e2->type->toBasetype(); | |
| 9029 if ((t1->isreal() && t2->isimaginary()) || | |
| 9030 (t1->isimaginary() && t2->isreal())) | |
| 9031 { | |
| 9032 switch (type->ty) | |
| 9033 { | |
| 9034 case Tfloat32: | |
| 9035 case Timaginary32: | |
| 9036 type = Type::tcomplex32; | |
| 9037 break; | |
| 9038 | |
| 9039 case Tfloat64: | |
| 9040 case Timaginary64: | |
| 9041 type = Type::tcomplex64; | |
| 9042 break; | |
| 9043 | |
| 9044 case Tfloat80: | |
| 9045 case Timaginary80: | |
| 9046 type = Type::tcomplex80; | |
| 9047 break; | |
| 9048 | |
| 9049 default: | |
| 9050 assert(0); | |
| 9051 } | |
| 9052 } | |
| 9053 } | |
| 9054 return e; | |
| 9055 } | |
| 9056 | |
| 9057 /************************* CatExp *****************************/ | |
| 9058 | |
| 9059 CatExp::CatExp(Loc loc, Expression *e1, Expression *e2) | |
| 9060 : BinExp(loc, TOKcat, sizeof(CatExp), e1, e2) | |
| 9061 { | |
| 9062 } | |
| 9063 | |
| 9064 Expression *CatExp::semantic(Scope *sc) | |
| 9065 { Expression *e; | |
| 9066 | |
| 9067 //printf("CatExp::semantic() %s\n", toChars()); | |
| 9068 if (!type) | |
| 9069 { | |
| 9070 BinExp::semanticp(sc); | |
| 9071 e = op_overload(sc); | |
| 9072 if (e) | |
| 9073 return e; | |
| 9074 | |
| 9075 Type *tb1 = e1->type->toBasetype(); | |
| 9076 Type *tb2 = e2->type->toBasetype(); | |
| 9077 | |
| 9078 | |
| 9079 /* BUG: Should handle things like: | |
| 9080 * char c; | |
| 9081 * c ~ ' ' | |
| 9082 * ' ' ~ c; | |
| 9083 */ | |
| 9084 | |
| 9085 #if 0 | |
| 9086 e1->type->print(); | |
| 9087 e2->type->print(); | |
| 9088 #endif | |
| 9089 if ((tb1->ty == Tsarray || tb1->ty == Tarray) && | |
| 9090 e2->type->equals(tb1->next)) | |
| 9091 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9092 type = tb1->nextOf()->arrayOf(); |
| 159 | 9093 if (tb2->ty == Tarray) |
| 9094 { // Make e2 into [e2] | |
| 9095 e2 = new ArrayLiteralExp(e2->loc, e2); | |
| 9096 e2->type = type; | |
| 9097 } | |
| 9098 return this; | |
| 9099 } | |
| 9100 else if ((tb2->ty == Tsarray || tb2->ty == Tarray) && | |
| 9101 e1->type->equals(tb2->next)) | |
| 9102 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9103 type = tb2->nextOf()->arrayOf(); |
| 159 | 9104 if (tb1->ty == Tarray) |
| 9105 { // Make e1 into [e1] | |
| 9106 e1 = new ArrayLiteralExp(e1->loc, e1); | |
| 9107 e1->type = type; | |
| 9108 } | |
| 9109 return this; | |
| 9110 } | |
| 9111 | |
| 9112 typeCombine(sc); | |
| 9113 | |
| 9114 if (type->toBasetype()->ty == Tsarray) | |
| 9115 type = type->toBasetype()->next->arrayOf(); | |
| 9116 #if 0 | |
| 9117 e1->type->print(); | |
| 9118 e2->type->print(); | |
| 9119 type->print(); | |
| 9120 print(); | |
| 9121 #endif | |
| 9122 if (e1->op == TOKstring && e2->op == TOKstring) | |
| 9123 e = optimize(WANTvalue); | |
| 9124 else if (e1->type->equals(e2->type) && | |
| 9125 (e1->type->toBasetype()->ty == Tarray || | |
| 9126 e1->type->toBasetype()->ty == Tsarray)) | |
| 9127 { | |
| 9128 e = this; | |
| 9129 } | |
| 9130 else | |
| 9131 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9132 //printf("(%s) ~ (%s)\n", e1->toChars(), e2->toChars()); |
| 159 | 9133 error("Can only concatenate arrays, not (%s ~ %s)", |
| 9134 e1->type->toChars(), e2->type->toChars()); | |
| 9135 type = Type::tint32; | |
| 9136 e = this; | |
| 9137 } | |
| 9138 e->type = e->type->semantic(loc, sc); | |
| 9139 return e; | |
| 9140 } | |
| 9141 return this; | |
| 9142 } | |
| 9143 | |
| 9144 /************************************************************/ | |
| 9145 | |
| 9146 MulExp::MulExp(Loc loc, Expression *e1, Expression *e2) | |
| 9147 : BinExp(loc, TOKmul, sizeof(MulExp), e1, e2) | |
| 9148 { | |
| 9149 } | |
| 9150 | |
| 9151 Expression *MulExp::semantic(Scope *sc) | |
| 9152 { Expression *e; | |
| 9153 | |
| 9154 #if 0 | |
| 9155 printf("MulExp::semantic() %s\n", toChars()); | |
| 9156 #endif | |
| 9157 if (type) | |
| 9158 { | |
| 9159 return this; | |
| 9160 } | |
| 9161 | |
| 9162 BinExp::semanticp(sc); | |
| 9163 e = op_overload(sc); | |
| 9164 if (e) | |
| 9165 return e; | |
| 9166 | |
| 9167 typeCombine(sc); | |
| 1587 | 9168 if (!e1->isArrayOperand()) |
| 9169 e1->checkArithmetic(); | |
| 9170 if (!e2->isArrayOperand()) | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9171 e2->checkArithmetic(); |
| 159 | 9172 if (type->isfloating()) |
| 9173 { Type *t1 = e1->type; | |
| 9174 Type *t2 = e2->type; | |
| 9175 | |
| 9176 if (t1->isreal()) | |
| 9177 { | |
| 9178 type = t2; | |
| 9179 } | |
| 9180 else if (t2->isreal()) | |
| 9181 { | |
| 9182 type = t1; | |
| 9183 } | |
| 9184 else if (t1->isimaginary()) | |
| 9185 { | |
| 9186 if (t2->isimaginary()) | |
| 9187 { Expression *e; | |
| 9188 | |
| 9189 switch (t1->ty) | |
| 9190 { | |
| 9191 case Timaginary32: type = Type::tfloat32; break; | |
| 9192 case Timaginary64: type = Type::tfloat64; break; | |
| 9193 case Timaginary80: type = Type::tfloat80; break; | |
| 9194 default: assert(0); | |
| 9195 } | |
| 9196 | |
| 9197 // iy * iv = -yv | |
| 9198 e1->type = type; | |
| 9199 e2->type = type; | |
| 9200 e = new NegExp(loc, this); | |
| 9201 e = e->semantic(sc); | |
| 9202 return e; | |
| 9203 } | |
| 9204 else | |
| 9205 type = t2; // t2 is complex | |
| 9206 } | |
| 9207 else if (t2->isimaginary()) | |
| 9208 { | |
| 9209 type = t1; // t1 is complex | |
| 9210 } | |
| 9211 } | |
| 9212 return this; | |
| 9213 } | |
| 9214 | |
| 9215 /************************************************************/ | |
| 9216 | |
| 9217 DivExp::DivExp(Loc loc, Expression *e1, Expression *e2) | |
| 9218 : BinExp(loc, TOKdiv, sizeof(DivExp), e1, e2) | |
| 9219 { | |
| 9220 } | |
| 9221 | |
| 9222 Expression *DivExp::semantic(Scope *sc) | |
| 9223 { Expression *e; | |
| 9224 | |
| 9225 if (type) | |
| 9226 return this; | |
| 9227 | |
| 9228 BinExp::semanticp(sc); | |
| 9229 e = op_overload(sc); | |
| 9230 if (e) | |
| 9231 return e; | |
| 9232 | |
| 9233 typeCombine(sc); | |
| 1587 | 9234 if (!e1->isArrayOperand()) |
| 9235 e1->checkArithmetic(); | |
| 9236 if (!e2->isArrayOperand()) | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9237 e2->checkArithmetic(); |
| 159 | 9238 if (type->isfloating()) |
| 9239 { Type *t1 = e1->type; | |
| 9240 Type *t2 = e2->type; | |
| 9241 | |
| 9242 if (t1->isreal()) | |
| 9243 { | |
| 9244 type = t2; | |
| 9245 if (t2->isimaginary()) | |
| 9246 { Expression *e; | |
| 9247 | |
| 9248 // x/iv = i(-x/v) | |
| 9249 e2->type = t1; | |
| 9250 e = new NegExp(loc, this); | |
| 9251 e = e->semantic(sc); | |
| 9252 return e; | |
| 9253 } | |
| 9254 } | |
| 9255 else if (t2->isreal()) | |
| 9256 { | |
| 9257 type = t1; | |
| 9258 } | |
| 9259 else if (t1->isimaginary()) | |
| 9260 { | |
| 9261 if (t2->isimaginary()) | |
| 9262 { | |
| 9263 switch (t1->ty) | |
| 9264 { | |
| 9265 case Timaginary32: type = Type::tfloat32; break; | |
| 9266 case Timaginary64: type = Type::tfloat64; break; | |
| 9267 case Timaginary80: type = Type::tfloat80; break; | |
| 9268 default: assert(0); | |
| 9269 } | |
| 9270 } | |
| 9271 else | |
| 9272 type = t2; // t2 is complex | |
| 9273 } | |
| 9274 else if (t2->isimaginary()) | |
| 9275 { | |
| 9276 type = t1; // t1 is complex | |
| 9277 } | |
| 9278 } | |
| 9279 return this; | |
| 9280 } | |
| 9281 | |
| 9282 /************************************************************/ | |
| 9283 | |
| 9284 ModExp::ModExp(Loc loc, Expression *e1, Expression *e2) | |
| 9285 : BinExp(loc, TOKmod, sizeof(ModExp), e1, e2) | |
| 9286 { | |
| 9287 } | |
| 9288 | |
| 9289 Expression *ModExp::semantic(Scope *sc) | |
| 9290 { Expression *e; | |
| 9291 | |
| 9292 if (type) | |
| 9293 return this; | |
| 9294 | |
| 9295 BinExp::semanticp(sc); | |
| 9296 e = op_overload(sc); | |
| 9297 if (e) | |
| 9298 return e; | |
| 9299 | |
| 9300 typeCombine(sc); | |
| 1587 | 9301 if (!e1->isArrayOperand()) |
| 9302 e1->checkArithmetic(); | |
| 9303 if (!e2->isArrayOperand()) | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9304 e2->checkArithmetic(); |
| 159 | 9305 if (type->isfloating()) |
| 9306 { type = e1->type; | |
| 9307 if (e2->type->iscomplex()) | |
| 9308 { error("cannot perform modulo complex arithmetic"); | |
| 9309 return new IntegerExp(0); | |
| 9310 } | |
| 9311 } | |
| 9312 return this; | |
| 9313 } | |
| 9314 | |
| 9315 /************************************************************/ | |
| 9316 | |
| 9317 ShlExp::ShlExp(Loc loc, Expression *e1, Expression *e2) | |
| 9318 : BinExp(loc, TOKshl, sizeof(ShlExp), e1, e2) | |
| 9319 { | |
| 9320 } | |
| 9321 | |
| 9322 Expression *ShlExp::semantic(Scope *sc) | |
| 9323 { Expression *e; | |
| 9324 | |
| 9325 //printf("ShlExp::semantic(), type = %p\n", type); | |
| 9326 if (!type) | |
| 9327 { BinExp::semanticp(sc); | |
| 9328 e = op_overload(sc); | |
| 9329 if (e) | |
| 9330 return e; | |
| 9331 e1 = e1->checkIntegral(); | |
| 9332 e2 = e2->checkIntegral(); | |
| 9333 e1 = e1->integralPromotions(sc); | |
|
1630
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
9334 #if !IN_LLVM |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
9335 e2 = e2->castTo(sc, Type::tshiftcnt); |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
9336 #else |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
9337 e2 = e2->castTo(sc, e1->type); |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
9338 #endif |
| 159 | 9339 type = e1->type; |
| 9340 } | |
| 9341 return this; | |
| 9342 } | |
| 9343 | |
| 9344 /************************************************************/ | |
| 9345 | |
| 9346 ShrExp::ShrExp(Loc loc, Expression *e1, Expression *e2) | |
| 9347 : BinExp(loc, TOKshr, sizeof(ShrExp), e1, e2) | |
| 9348 { | |
| 9349 } | |
| 9350 | |
| 9351 Expression *ShrExp::semantic(Scope *sc) | |
| 9352 { Expression *e; | |
| 9353 | |
| 9354 if (!type) | |
| 9355 { BinExp::semanticp(sc); | |
| 9356 e = op_overload(sc); | |
| 9357 if (e) | |
| 9358 return e; | |
| 9359 e1 = e1->checkIntegral(); | |
| 9360 e2 = e2->checkIntegral(); | |
| 9361 e1 = e1->integralPromotions(sc); | |
|
1630
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
9362 #if !IN_LLVM |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
9363 e2 = e2->castTo(sc, Type::tshiftcnt); |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
9364 #else |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
9365 e2 = e2->castTo(sc, e1->type); |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
9366 #endif |
| 159 | 9367 type = e1->type; |
| 9368 } | |
| 9369 return this; | |
| 9370 } | |
| 9371 | |
| 9372 /************************************************************/ | |
| 9373 | |
| 9374 UshrExp::UshrExp(Loc loc, Expression *e1, Expression *e2) | |
| 9375 : BinExp(loc, TOKushr, sizeof(UshrExp), e1, e2) | |
| 9376 { | |
| 9377 } | |
| 9378 | |
| 9379 Expression *UshrExp::semantic(Scope *sc) | |
| 9380 { Expression *e; | |
| 9381 | |
| 9382 if (!type) | |
| 9383 { BinExp::semanticp(sc); | |
| 9384 e = op_overload(sc); | |
| 9385 if (e) | |
| 9386 return e; | |
| 9387 e1 = e1->checkIntegral(); | |
| 9388 e2 = e2->checkIntegral(); | |
| 9389 e1 = e1->integralPromotions(sc); | |
|
1630
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
9390 #if !IN_LLVM |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
9391 e2 = e2->castTo(sc, Type::tshiftcnt); |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
9392 #else |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
9393 e2 = e2->castTo(sc, e1->type); |
|
44b145be2ef5
Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents:
1629
diff
changeset
|
9394 #endif |
| 159 | 9395 type = e1->type; |
| 9396 } | |
| 9397 return this; | |
| 9398 } | |
| 9399 | |
| 9400 /************************************************************/ | |
| 9401 | |
| 9402 AndExp::AndExp(Loc loc, Expression *e1, Expression *e2) | |
| 9403 : BinExp(loc, TOKand, sizeof(AndExp), e1, e2) | |
| 9404 { | |
| 9405 } | |
| 9406 | |
| 9407 Expression *AndExp::semantic(Scope *sc) | |
| 9408 { Expression *e; | |
| 9409 | |
| 9410 if (!type) | |
| 9411 { BinExp::semanticp(sc); | |
| 9412 e = op_overload(sc); | |
| 9413 if (e) | |
| 9414 return e; | |
| 9415 if (e1->type->toBasetype()->ty == Tbool && | |
| 9416 e2->type->toBasetype()->ty == Tbool) | |
| 9417 { | |
| 9418 type = e1->type; | |
| 9419 e = this; | |
| 9420 } | |
| 9421 else | |
| 9422 { | |
| 9423 typeCombine(sc); | |
| 1587 | 9424 if (!e1->isArrayOperand()) |
| 9425 e1->checkIntegral(); | |
| 9426 if (!e2->isArrayOperand()) | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9427 e2->checkIntegral(); |
| 159 | 9428 } |
| 9429 } | |
| 9430 return this; | |
| 9431 } | |
| 9432 | |
| 9433 /************************************************************/ | |
| 9434 | |
| 9435 OrExp::OrExp(Loc loc, Expression *e1, Expression *e2) | |
| 9436 : BinExp(loc, TOKor, sizeof(OrExp), e1, e2) | |
| 9437 { | |
| 9438 } | |
| 9439 | |
| 9440 Expression *OrExp::semantic(Scope *sc) | |
| 9441 { Expression *e; | |
| 9442 | |
| 9443 if (!type) | |
| 9444 { BinExp::semanticp(sc); | |
| 9445 e = op_overload(sc); | |
| 9446 if (e) | |
| 9447 return e; | |
| 9448 if (e1->type->toBasetype()->ty == Tbool && | |
| 9449 e2->type->toBasetype()->ty == Tbool) | |
| 9450 { | |
| 9451 type = e1->type; | |
| 9452 e = this; | |
| 9453 } | |
| 9454 else | |
| 9455 { | |
| 9456 typeCombine(sc); | |
| 1587 | 9457 if (!e1->isArrayOperand()) |
| 9458 e1->checkIntegral(); | |
| 9459 if (!e2->isArrayOperand()) | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9460 e2->checkIntegral(); |
| 159 | 9461 } |
| 9462 } | |
| 9463 return this; | |
| 9464 } | |
| 9465 | |
| 9466 /************************************************************/ | |
| 9467 | |
| 9468 XorExp::XorExp(Loc loc, Expression *e1, Expression *e2) | |
| 9469 : BinExp(loc, TOKxor, sizeof(XorExp), e1, e2) | |
| 9470 { | |
| 9471 } | |
| 9472 | |
| 9473 Expression *XorExp::semantic(Scope *sc) | |
| 9474 { Expression *e; | |
| 9475 | |
| 9476 if (!type) | |
| 9477 { BinExp::semanticp(sc); | |
| 9478 e = op_overload(sc); | |
| 9479 if (e) | |
| 9480 return e; | |
| 9481 if (e1->type->toBasetype()->ty == Tbool && | |
| 9482 e2->type->toBasetype()->ty == Tbool) | |
| 9483 { | |
| 9484 type = e1->type; | |
| 9485 e = this; | |
| 9486 } | |
| 9487 else | |
| 9488 { | |
| 9489 typeCombine(sc); | |
| 1587 | 9490 if (!e1->isArrayOperand()) |
| 9491 e1->checkIntegral(); | |
| 9492 if (!e2->isArrayOperand()) | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9493 e2->checkIntegral(); |
| 159 | 9494 } |
| 9495 } | |
| 9496 return this; | |
| 9497 } | |
| 9498 | |
| 9499 | |
| 9500 /************************************************************/ | |
| 9501 | |
| 9502 OrOrExp::OrOrExp(Loc loc, Expression *e1, Expression *e2) | |
| 9503 : BinExp(loc, TOKoror, sizeof(OrOrExp), e1, e2) | |
| 9504 { | |
| 9505 } | |
| 9506 | |
| 9507 Expression *OrOrExp::semantic(Scope *sc) | |
| 9508 { | |
| 9509 unsigned cs1; | |
| 9510 | |
| 9511 // same as for AndAnd | |
| 9512 e1 = e1->semantic(sc); | |
| 9513 e1 = resolveProperties(sc, e1); | |
| 9514 e1 = e1->checkToPointer(); | |
| 9515 e1 = e1->checkToBoolean(); | |
| 9516 cs1 = sc->callSuper; | |
| 9517 | |
| 9518 if (sc->flags & SCOPEstaticif) | |
| 9519 { | |
| 9520 /* If in static if, don't evaluate e2 if we don't have to. | |
| 9521 */ | |
| 9522 e1 = e1->optimize(WANTflags); | |
| 9523 if (e1->isBool(TRUE)) | |
| 9524 { | |
| 9525 return new IntegerExp(loc, 1, Type::tboolean); | |
| 9526 } | |
| 9527 } | |
| 9528 | |
| 9529 e2 = e2->semantic(sc); | |
| 9530 sc->mergeCallSuper(loc, cs1); | |
| 9531 e2 = resolveProperties(sc, e2); | |
| 9532 e2 = e2->checkToPointer(); | |
| 9533 | |
| 9534 type = Type::tboolean; | |
|
779
ef7fe998f9b3
Fix return type of OrOr and AndAndExp being set incorrectly if rhs is void. Thanks wilsonk!
Christian Kamm <kamm incasoftware de>
parents:
723
diff
changeset
|
9535 if (e2->type->ty == Tvoid) |
| 159 | 9536 type = Type::tvoid; |
| 9537 if (e2->op == TOKtype || e2->op == TOKimport) | |
| 9538 error("%s is not an expression", e2->toChars()); | |
| 9539 return this; | |
| 9540 } | |
| 9541 | |
| 9542 Expression *OrOrExp::checkToBoolean() | |
| 9543 { | |
| 9544 e2 = e2->checkToBoolean(); | |
| 9545 return this; | |
| 9546 } | |
| 9547 | |
| 9548 int OrOrExp::isBit() | |
| 9549 { | |
| 9550 return TRUE; | |
| 9551 } | |
| 9552 | |
| 9553 int OrOrExp::checkSideEffect(int flag) | |
| 9554 { | |
| 9555 if (flag == 2) | |
| 9556 { | |
| 9557 return e1->checkSideEffect(2) || e2->checkSideEffect(2); | |
| 9558 } | |
| 9559 else | |
| 9560 { e1->checkSideEffect(1); | |
| 9561 return e2->checkSideEffect(flag); | |
| 9562 } | |
| 9563 } | |
| 9564 | |
| 9565 /************************************************************/ | |
| 9566 | |
| 9567 AndAndExp::AndAndExp(Loc loc, Expression *e1, Expression *e2) | |
| 9568 : BinExp(loc, TOKandand, sizeof(AndAndExp), e1, e2) | |
| 9569 { | |
| 9570 } | |
| 9571 | |
| 9572 Expression *AndAndExp::semantic(Scope *sc) | |
| 9573 { | |
| 9574 unsigned cs1; | |
| 9575 | |
| 9576 // same as for OrOr | |
| 9577 e1 = e1->semantic(sc); | |
| 9578 e1 = resolveProperties(sc, e1); | |
| 9579 e1 = e1->checkToPointer(); | |
| 9580 e1 = e1->checkToBoolean(); | |
| 9581 cs1 = sc->callSuper; | |
| 9582 | |
| 9583 if (sc->flags & SCOPEstaticif) | |
| 9584 { | |
| 9585 /* If in static if, don't evaluate e2 if we don't have to. | |
| 9586 */ | |
| 9587 e1 = e1->optimize(WANTflags); | |
| 9588 if (e1->isBool(FALSE)) | |
| 9589 { | |
| 9590 return new IntegerExp(loc, 0, Type::tboolean); | |
| 9591 } | |
| 9592 } | |
| 9593 | |
| 9594 e2 = e2->semantic(sc); | |
| 9595 sc->mergeCallSuper(loc, cs1); | |
| 9596 e2 = resolveProperties(sc, e2); | |
| 9597 e2 = e2->checkToPointer(); | |
| 9598 | |
| 9599 type = Type::tboolean; | |
|
779
ef7fe998f9b3
Fix return type of OrOr and AndAndExp being set incorrectly if rhs is void. Thanks wilsonk!
Christian Kamm <kamm incasoftware de>
parents:
723
diff
changeset
|
9600 if (e2->type->ty == Tvoid) |
| 159 | 9601 type = Type::tvoid; |
| 9602 if (e2->op == TOKtype || e2->op == TOKimport) | |
| 9603 error("%s is not an expression", e2->toChars()); | |
| 9604 return this; | |
| 9605 } | |
| 9606 | |
| 9607 Expression *AndAndExp::checkToBoolean() | |
| 9608 { | |
| 9609 e2 = e2->checkToBoolean(); | |
| 9610 return this; | |
| 9611 } | |
| 9612 | |
| 9613 int AndAndExp::isBit() | |
| 9614 { | |
| 9615 return TRUE; | |
| 9616 } | |
| 9617 | |
| 9618 int AndAndExp::checkSideEffect(int flag) | |
| 9619 { | |
| 9620 if (flag == 2) | |
| 9621 { | |
| 9622 return e1->checkSideEffect(2) || e2->checkSideEffect(2); | |
| 9623 } | |
| 9624 else | |
| 9625 { | |
| 9626 e1->checkSideEffect(1); | |
| 9627 return e2->checkSideEffect(flag); | |
| 9628 } | |
| 9629 } | |
| 9630 | |
| 9631 /************************************************************/ | |
| 9632 | |
| 9633 InExp::InExp(Loc loc, Expression *e1, Expression *e2) | |
| 9634 : BinExp(loc, TOKin, sizeof(InExp), e1, e2) | |
| 9635 { | |
| 9636 } | |
| 9637 | |
| 9638 Expression *InExp::semantic(Scope *sc) | |
| 9639 { Expression *e; | |
| 9640 | |
| 9641 if (type) | |
| 9642 return this; | |
| 9643 | |
| 9644 BinExp::semanticp(sc); | |
| 9645 e = op_overload(sc); | |
| 9646 if (e) | |
| 9647 return e; | |
| 9648 | |
| 9649 //type = Type::tboolean; | |
| 9650 Type *t2b = e2->type->toBasetype(); | |
| 9651 if (t2b->ty != Taarray) | |
| 9652 { | |
| 9653 error("rvalue of in expression must be an associative array, not %s", e2->type->toChars()); | |
| 9654 type = Type::terror; | |
| 9655 } | |
| 9656 else | |
| 9657 { | |
| 9658 TypeAArray *ta = (TypeAArray *)t2b; | |
| 9659 | |
| 9660 // Convert key to type of key | |
| 9661 e1 = e1->implicitCastTo(sc, ta->index); | |
| 9662 | |
| 9663 // Return type is pointer to value | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9664 type = ta->nextOf()->pointerTo(); |
| 159 | 9665 } |
| 9666 return this; | |
| 9667 } | |
| 9668 | |
| 9669 int InExp::isBit() | |
| 9670 { | |
| 9671 return FALSE; | |
| 9672 } | |
| 9673 | |
| 9674 | |
| 9675 /************************************************************/ | |
| 9676 | |
| 9677 /* This deletes the key e1 from the associative array e2 | |
| 9678 */ | |
| 9679 | |
| 9680 RemoveExp::RemoveExp(Loc loc, Expression *e1, Expression *e2) | |
| 9681 : BinExp(loc, TOKremove, sizeof(RemoveExp), e1, e2) | |
| 9682 { | |
| 9683 type = Type::tvoid; | |
| 9684 } | |
| 9685 | |
| 9686 /************************************************************/ | |
| 9687 | |
| 9688 CmpExp::CmpExp(enum TOK op, Loc loc, Expression *e1, Expression *e2) | |
| 9689 : BinExp(loc, op, sizeof(CmpExp), e1, e2) | |
| 9690 { | |
| 9691 } | |
| 9692 | |
| 9693 Expression *CmpExp::semantic(Scope *sc) | |
| 9694 { Expression *e; | |
| 9695 | |
| 9696 #if LOGSEMANTIC | |
| 9697 printf("CmpExp::semantic('%s')\n", toChars()); | |
| 9698 #endif | |
| 9699 if (type) | |
| 9700 return this; | |
| 9701 | |
| 9702 BinExp::semanticp(sc); | |
| 9703 | |
| 1587 | 9704 Type *t1 = e1->type->toBasetype(); |
| 9705 Type *t2 = e2->type->toBasetype(); | |
| 9706 if (t1->ty == Tclass && e2->op == TOKnull || | |
| 9707 t2->ty == Tclass && e1->op == TOKnull) | |
| 159 | 9708 { |
| 9709 error("do not use null when comparing class types"); | |
| 9710 } | |
| 9711 | |
| 9712 e = op_overload(sc); | |
| 9713 if (e) | |
| 9714 { | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9715 if (!e->type->isscalar() && e->type->equals(e1->type)) |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9716 { |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9717 error("recursive opCmp expansion"); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9718 e = new ErrorExp(); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9719 } |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9720 else |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9721 { e = new CmpExp(op, loc, e, new IntegerExp(loc, 0, Type::tint32)); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9722 e = e->semantic(sc); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9723 } |
| 159 | 9724 return e; |
| 9725 } | |
| 9726 | |
| 1587 | 9727 /* Disallow comparing T[]==T and T==T[] |
| 9728 */ | |
| 9729 if (e1->op == TOKslice && t1->ty == Tarray && e2->implicitConvTo(t1->nextOf()) || | |
| 9730 e2->op == TOKslice && t2->ty == Tarray && e1->implicitConvTo(t2->nextOf())) | |
| 9731 { | |
| 9732 incompatibleTypes(); | |
| 9733 return new ErrorExp(); | |
| 9734 } | |
| 9735 | |
| 159 | 9736 typeCombine(sc); |
| 9737 type = Type::tboolean; | |
| 9738 | |
| 9739 // Special handling for array comparisons | |
| 9740 t1 = e1->type->toBasetype(); | |
| 9741 t2 = e2->type->toBasetype(); | |
| 9742 if ((t1->ty == Tarray || t1->ty == Tsarray) && | |
| 9743 (t2->ty == Tarray || t2->ty == Tsarray)) | |
| 9744 { | |
| 9745 if (!t1->next->equals(t2->next)) | |
| 9746 error("array comparison type mismatch, %s vs %s", t1->next->toChars(), t2->next->toChars()); | |
| 9747 e = this; | |
| 9748 } | |
| 9749 else if (t1->ty == Tstruct || t2->ty == Tstruct || | |
| 9750 (t1->ty == Tclass && t2->ty == Tclass)) | |
| 9751 { | |
| 9752 if (t2->ty == Tstruct) | |
| 9753 error("need member function opCmp() for %s %s to compare", t2->toDsymbol(sc)->kind(), t2->toChars()); | |
| 9754 else | |
| 9755 error("need member function opCmp() for %s %s to compare", t1->toDsymbol(sc)->kind(), t1->toChars()); | |
| 9756 e = this; | |
| 9757 } | |
| 9758 #if 1 | |
| 9759 else if (t1->iscomplex() || t2->iscomplex()) | |
| 9760 { | |
| 9761 error("compare not defined for complex operands"); | |
| 9762 e = new IntegerExp(0); | |
| 9763 } | |
| 9764 #endif | |
| 9765 else | |
| 9766 e = this; | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9767 //printf("CmpExp: %s\n", e->toChars()); |
| 159 | 9768 return e; |
| 9769 } | |
| 9770 | |
| 9771 int CmpExp::isBit() | |
| 9772 { | |
| 9773 return TRUE; | |
| 9774 } | |
| 9775 | |
| 9776 | |
| 9777 /************************************************************/ | |
| 9778 | |
| 9779 EqualExp::EqualExp(enum TOK op, Loc loc, Expression *e1, Expression *e2) | |
| 9780 : BinExp(loc, op, sizeof(EqualExp), e1, e2) | |
| 9781 { | |
| 9782 assert(op == TOKequal || op == TOKnotequal); | |
| 9783 } | |
| 9784 | |
| 9785 Expression *EqualExp::semantic(Scope *sc) | |
| 9786 { Expression *e; | |
| 9787 | |
| 9788 //printf("EqualExp::semantic('%s')\n", toChars()); | |
| 9789 if (type) | |
| 9790 return this; | |
| 9791 | |
| 9792 BinExp::semanticp(sc); | |
| 9793 | |
| 9794 /* Before checking for operator overloading, check to see if we're | |
| 9795 * comparing the addresses of two statics. If so, we can just see | |
| 9796 * if they are the same symbol. | |
| 9797 */ | |
| 9798 if (e1->op == TOKaddress && e2->op == TOKaddress) | |
| 9799 { AddrExp *ae1 = (AddrExp *)e1; | |
| 9800 AddrExp *ae2 = (AddrExp *)e2; | |
| 9801 | |
| 9802 if (ae1->e1->op == TOKvar && ae2->e1->op == TOKvar) | |
| 9803 { VarExp *ve1 = (VarExp *)ae1->e1; | |
| 9804 VarExp *ve2 = (VarExp *)ae2->e1; | |
| 9805 | |
| 9806 if (ve1->var == ve2->var /*|| ve1->var->toSymbol() == ve2->var->toSymbol()*/) | |
| 9807 { | |
| 9808 // They are the same, result is 'true' for ==, 'false' for != | |
| 9809 e = new IntegerExp(loc, (op == TOKequal), Type::tboolean); | |
| 9810 return e; | |
| 9811 } | |
| 9812 } | |
| 9813 } | |
| 9814 | |
| 1587 | 9815 Type *t1 = e1->type->toBasetype(); |
| 9816 Type *t2 = e2->type->toBasetype(); | |
| 9817 if (t1->ty == Tclass && e2->op == TOKnull || | |
| 9818 t2->ty == Tclass && e1->op == TOKnull) | |
| 159 | 9819 { |
| 9820 error("use '%s' instead of '%s' when comparing with null", | |
| 9821 Token::toChars(op == TOKequal ? TOKidentity : TOKnotidentity), | |
| 9822 Token::toChars(op)); | |
| 9823 } | |
| 9824 | |
| 9825 //if (e2->op != TOKnull) | |
| 9826 { | |
| 9827 e = op_overload(sc); | |
| 9828 if (e) | |
| 9829 { | |
| 9830 if (op == TOKnotequal) | |
| 9831 { | |
| 9832 e = new NotExp(e->loc, e); | |
| 9833 e = e->semantic(sc); | |
| 9834 } | |
| 9835 return e; | |
| 9836 } | |
| 9837 } | |
| 9838 | |
| 1587 | 9839 /* Disallow comparing T[]==T and T==T[] |
| 9840 */ | |
| 9841 if (e1->op == TOKslice && t1->ty == Tarray && e2->implicitConvTo(t1->nextOf()) || | |
| 9842 e2->op == TOKslice && t2->ty == Tarray && e1->implicitConvTo(t2->nextOf())) | |
| 9843 { | |
| 9844 incompatibleTypes(); | |
| 9845 return new ErrorExp(); | |
| 9846 } | |
| 9847 | |
| 159 | 9848 e = typeCombine(sc); |
| 9849 type = Type::tboolean; | |
| 9850 | |
| 9851 // Special handling for array comparisons | |
| 9852 t1 = e1->type->toBasetype(); | |
| 9853 t2 = e2->type->toBasetype(); | |
| 9854 if ((t1->ty == Tarray || t1->ty == Tsarray) && | |
| 9855 (t2->ty == Tarray || t2->ty == Tsarray)) | |
| 9856 { | |
| 9857 if (!t1->next->equals(t2->next)) | |
| 9858 error("array comparison type mismatch, %s vs %s", t1->next->toChars(), t2->next->toChars()); | |
| 9859 } | |
| 9860 else | |
| 9861 { | |
| 9862 if (e1->type != e2->type && e1->type->isfloating() && e2->type->isfloating()) | |
| 9863 { | |
| 9864 // Cast both to complex | |
| 9865 e1 = e1->castTo(sc, Type::tcomplex80); | |
| 9866 e2 = e2->castTo(sc, Type::tcomplex80); | |
| 9867 } | |
| 9868 } | |
| 9869 return e; | |
| 9870 } | |
| 9871 | |
| 9872 int EqualExp::isBit() | |
| 9873 { | |
| 9874 return TRUE; | |
| 9875 } | |
| 9876 | |
| 9877 | |
| 9878 | |
| 9879 /************************************************************/ | |
| 9880 | |
| 9881 IdentityExp::IdentityExp(enum TOK op, Loc loc, Expression *e1, Expression *e2) | |
| 9882 : BinExp(loc, op, sizeof(IdentityExp), e1, e2) | |
| 9883 { | |
| 9884 } | |
| 9885 | |
| 9886 Expression *IdentityExp::semantic(Scope *sc) | |
| 9887 { | |
| 9888 if (type) | |
| 9889 return this; | |
| 9890 | |
| 9891 BinExp::semanticp(sc); | |
| 9892 type = Type::tboolean; | |
| 9893 typeCombine(sc); | |
| 9894 if (e1->type != e2->type && e1->type->isfloating() && e2->type->isfloating()) | |
| 9895 { | |
| 9896 // Cast both to complex | |
| 9897 e1 = e1->castTo(sc, Type::tcomplex80); | |
| 9898 e2 = e2->castTo(sc, Type::tcomplex80); | |
| 9899 } | |
| 9900 return this; | |
| 9901 } | |
| 9902 | |
| 9903 int IdentityExp::isBit() | |
| 9904 { | |
| 9905 return TRUE; | |
| 9906 } | |
| 9907 | |
| 9908 | |
| 9909 /****************************************************************/ | |
| 9910 | |
| 9911 CondExp::CondExp(Loc loc, Expression *econd, Expression *e1, Expression *e2) | |
| 9912 : BinExp(loc, TOKquestion, sizeof(CondExp), e1, e2) | |
| 9913 { | |
| 9914 this->econd = econd; | |
| 9915 } | |
| 9916 | |
| 9917 Expression *CondExp::syntaxCopy() | |
| 9918 { | |
| 9919 return new CondExp(loc, econd->syntaxCopy(), e1->syntaxCopy(), e2->syntaxCopy()); | |
| 9920 } | |
| 9921 | |
| 9922 | |
| 9923 Expression *CondExp::semantic(Scope *sc) | |
| 9924 { Type *t1; | |
| 9925 Type *t2; | |
| 9926 unsigned cs0; | |
| 9927 unsigned cs1; | |
| 9928 | |
| 9929 #if LOGSEMANTIC | |
| 9930 printf("CondExp::semantic('%s')\n", toChars()); | |
| 9931 #endif | |
| 9932 if (type) | |
| 9933 return this; | |
| 9934 | |
| 9935 econd = econd->semantic(sc); | |
| 9936 econd = resolveProperties(sc, econd); | |
| 9937 econd = econd->checkToPointer(); | |
| 9938 econd = econd->checkToBoolean(); | |
| 9939 | |
| 9940 #if 0 /* this cannot work right because the types of e1 and e2 | |
| 9941 * both contribute to the type of the result. | |
| 9942 */ | |
| 9943 if (sc->flags & SCOPEstaticif) | |
| 9944 { | |
| 9945 /* If in static if, don't evaluate what we don't have to. | |
| 9946 */ | |
| 9947 econd = econd->optimize(WANTflags); | |
| 9948 if (econd->isBool(TRUE)) | |
| 9949 { | |
| 9950 e1 = e1->semantic(sc); | |
| 9951 e1 = resolveProperties(sc, e1); | |
| 9952 return e1; | |
| 9953 } | |
| 9954 else if (econd->isBool(FALSE)) | |
| 9955 { | |
| 9956 e2 = e2->semantic(sc); | |
| 9957 e2 = resolveProperties(sc, e2); | |
| 9958 return e2; | |
| 9959 } | |
| 9960 } | |
| 9961 #endif | |
| 9962 | |
| 9963 | |
| 9964 cs0 = sc->callSuper; | |
| 9965 e1 = e1->semantic(sc); | |
| 9966 e1 = resolveProperties(sc, e1); | |
| 9967 cs1 = sc->callSuper; | |
| 9968 sc->callSuper = cs0; | |
| 9969 e2 = e2->semantic(sc); | |
| 9970 e2 = resolveProperties(sc, e2); | |
| 9971 sc->mergeCallSuper(loc, cs1); | |
| 9972 | |
| 9973 | |
| 9974 // If either operand is void, the result is void | |
| 9975 t1 = e1->type; | |
| 9976 t2 = e2->type; | |
| 9977 if (t1->ty == Tvoid || t2->ty == Tvoid) | |
| 9978 type = Type::tvoid; | |
| 9979 else if (t1 == t2) | |
| 9980 type = t1; | |
| 9981 else | |
| 9982 { | |
| 9983 typeCombine(sc); | |
| 9984 switch (e1->type->toBasetype()->ty) | |
| 9985 { | |
| 9986 case Tcomplex32: | |
| 9987 case Tcomplex64: | |
| 9988 case Tcomplex80: | |
| 9989 e2 = e2->castTo(sc, e1->type); | |
| 9990 break; | |
| 9991 } | |
| 9992 switch (e2->type->toBasetype()->ty) | |
| 9993 { | |
| 9994 case Tcomplex32: | |
| 9995 case Tcomplex64: | |
| 9996 case Tcomplex80: | |
| 9997 e1 = e1->castTo(sc, e2->type); | |
| 9998 break; | |
| 9999 } | |
| 10000 } | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10001 #if 0 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10002 printf("res: %s\n", type->toChars()); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10003 printf("e1 : %s\n", e1->type->toChars()); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10004 printf("e2 : %s\n", e2->type->toChars()); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10005 #endif |
| 159 | 10006 return this; |
| 10007 } | |
| 10008 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10009 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10010 int CondExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10011 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10012 return e1->isLvalue() && e2->isLvalue(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10013 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10014 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10015 |
| 159 | 10016 Expression *CondExp::toLvalue(Scope *sc, Expression *ex) |
| 10017 { | |
| 10018 PtrExp *e; | |
| 10019 | |
| 10020 // convert (econd ? e1 : e2) to *(econd ? &e1 : &e2) | |
| 10021 e = new PtrExp(loc, this, type); | |
| 10022 | |
| 10023 e1 = e1->addressOf(sc); | |
| 10024 //e1 = e1->toLvalue(sc, NULL); | |
| 10025 | |
| 10026 e2 = e2->addressOf(sc); | |
| 10027 //e2 = e2->toLvalue(sc, NULL); | |
| 10028 | |
| 10029 typeCombine(sc); | |
| 10030 | |
| 10031 type = e2->type; | |
| 10032 return e; | |
| 10033 } | |
| 10034 | |
| 10035 Expression *CondExp::modifiableLvalue(Scope *sc, Expression *e) | |
| 10036 { | |
| 10037 error("conditional expression %s is not a modifiable lvalue", toChars()); | |
| 10038 return this; | |
| 10039 } | |
| 10040 | |
| 10041 void CondExp::checkEscape() | |
| 10042 { | |
| 10043 e1->checkEscape(); | |
| 10044 e2->checkEscape(); | |
| 10045 } | |
| 10046 | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
10047 void CondExp::checkEscapeRef() |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
10048 { |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
10049 e1->checkEscapeRef(); |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
10050 e2->checkEscapeRef(); |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
10051 } |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
10052 |
| 159 | 10053 |
| 10054 Expression *CondExp::checkToBoolean() | |
| 10055 { | |
| 10056 e1 = e1->checkToBoolean(); | |
| 10057 e2 = e2->checkToBoolean(); | |
| 10058 return this; | |
| 10059 } | |
| 10060 | |
| 10061 int CondExp::checkSideEffect(int flag) | |
| 10062 { | |
| 10063 if (flag == 2) | |
| 10064 { | |
| 10065 return econd->checkSideEffect(2) || | |
| 10066 e1->checkSideEffect(2) || | |
| 10067 e2->checkSideEffect(2); | |
| 10068 } | |
| 10069 else | |
| 10070 { | |
| 10071 econd->checkSideEffect(1); | |
| 10072 e1->checkSideEffect(flag); | |
| 10073 return e2->checkSideEffect(flag); | |
| 10074 } | |
| 10075 } | |
| 10076 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10077 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10078 int CondExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10079 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10080 return econd->canThrow() || e1->canThrow() || e2->canThrow(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10081 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10082 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10083 |
| 159 | 10084 void CondExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 10085 { | |
| 10086 expToCBuffer(buf, hgs, econd, PREC_oror); | |
| 10087 buf->writestring(" ? "); | |
| 10088 expToCBuffer(buf, hgs, e1, PREC_expr); | |
| 10089 buf->writestring(" : "); | |
| 10090 expToCBuffer(buf, hgs, e2, PREC_cond); | |
| 10091 } | |
| 10092 | |
|
599
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10093 /************************************************************/ |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10094 |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10095 #if IN_LLVM |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10096 |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
10097 // Strictly LDC specific stuff |
|
599
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10098 |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10099 GEPExp::GEPExp(Loc loc, Expression* e, Identifier* id, unsigned idx) |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10100 : UnaExp(loc, TOKgep, sizeof(GEPExp), e) |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10101 { |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10102 index = idx; |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10103 ident = id; |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10104 } |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10105 |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10106 void GEPExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10107 { |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10108 expToCBuffer(buf, hgs, e1, PREC_primary); |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10109 buf->writeByte('.'); |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10110 buf->writestring(ident->toChars()); |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10111 } |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10112 |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10113 Expression* GEPExp::toLvalue(Scope* sc, Expression* e) |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10114 { |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10115 // GEP's are always lvalues, at least in the "LLVM sense" ... |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10116 return this; |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10117 } |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10118 |
|
4435f57956e7
Fixed .funcptr property of delegates, no longer uses the infamous DMD rewrites to pointer arithmetic, instead a GEPExp has been introduced.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
585
diff
changeset
|
10119 #endif |