Mercurial > projects > ldc
annotate dmd/expression.c @ 1621:fb2e6707ad17
Merge DMD r314+r315: bugzilla 2029 Typesafe variadic functions don't...
Both DMD revisions are for fixing bugzilla 2029 (Typesafe variadic
functions don't work in CTFE).
The DMD r314 commit message is:
bugzilla 2029 (Typesafe variadic functions don't work in CTFE
The DMD r315 commit message is:
bugzilla 2029 - try again
---
dmd/constfold.c | 11 ++++-
dmd/declaration.c | 21 +++++++++-
dmd/declaration.h | 10 ++++-
dmd/expression.c | 1 +
dmd/interpret.c | 111 +++++++++++++++++++++++++++++++++++++++++++++--------
dmd/mars.h | 2 +-
dmd/mtype.c | 2 +-
7 files changed, 135 insertions(+), 23 deletions(-)
| author | Leandro Lucarella <llucax@gmail.com> |
|---|---|
| date | Wed, 06 Jan 2010 15:18:22 -0300 |
| parents | c61782a76dff |
| children | 8fa4ab3dcc88 |
| rev | line source |
|---|---|
| 159 | 1 |
| 2 // Compiler implementation of the D programming language | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
3 // Copyright (c) 1999-2009 by Digital Mars |
| 159 | 4 // All Rights Reserved |
| 5 // written by Walter Bright | |
| 6 // http://www.digitalmars.com | |
| 7 // License for redistribution is by either the Artistic License | |
| 8 // in artistic.txt, or the GNU General Public License in gnu.txt. | |
| 9 // See the included readme.txt for details. | |
| 10 | |
| 11 #include <stdio.h> | |
| 12 #include <stdlib.h> | |
| 13 #include <ctype.h> | |
|
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) |
| 871 { arg = new NullExp(arg->loc); | |
| 872 arg->type = ta; | |
| 873 } | |
| 874 else | |
| 875 arg = arg->castTo(sc, ta); | |
| 876 } | |
| 336 | 877 #if DMDV2 |
| 878 if (tb->ty == Tstruct) | |
| 879 { | |
| 880 arg = callCpCtor(loc, sc, arg); | |
| 881 } | |
| 1587 | 882 #endif |
| 336 | 883 |
| 884 // Give error for overloaded function addresses | |
| 1587 | 885 #if DMDV2 |
| 336 | 886 if (arg->op == TOKsymoff) |
| 887 { SymOffExp *se = (SymOffExp *)arg; | |
| 1587 | 888 if ( |
| 889 se->hasOverloads && | |
| 890 !se->var->isFuncDeclaration()->isUnique()) | |
| 336 | 891 arg->error("function %s is overloaded", arg->toChars()); |
| 892 } | |
| 893 #endif | |
| 159 | 894 arg->rvalue(); |
| 895 } | |
| 896 arg = arg->optimize(WANTvalue); | |
| 897 arguments->data[i] = (void *) arg; | |
| 898 if (done) | |
| 899 break; | |
| 900 } | |
| 901 | |
| 902 #if !IN_LLVM | |
| 903 // If D linkage and variadic, add _arguments[] as first argument | |
| 904 if (tf->linkage == LINKd && tf->varargs == 1) | |
| 905 { | |
|
1611
3f728445fc42
Merge DMD r277: bugzilla 3495 Segfault(typinf.c) instantiating D variadic...
Leandro Lucarella <llucax@gmail.com>
parents:
1609
diff
changeset
|
906 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
|
907 Expression *e = createTypeInfoArray(sc, (Expression **)&arguments->data[nparams], |
| 159 | 908 arguments->dim - nparams); |
| 909 arguments->insert(0, e); | |
| 910 } | |
| 911 #endif | |
| 912 } | |
| 913 | |
| 914 /************************************************** | |
| 915 * Write expression out to buf, but wrap it | |
| 916 * in ( ) if its precedence is less than pr. | |
| 917 */ | |
| 918 | |
| 919 void expToCBuffer(OutBuffer *buf, HdrGenState *hgs, Expression *e, enum PREC pr) | |
| 920 { | |
| 336 | 921 //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
|
922 if (precedence[e->op] < pr || |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
923 /* 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
|
924 * They must be parenthesized. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
925 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
926 (pr == PREC_rel && precedence[e->op] == pr)) |
| 159 | 927 { |
| 928 buf->writeByte('('); | |
| 929 e->toCBuffer(buf, hgs); | |
| 930 buf->writeByte(')'); | |
| 931 } | |
| 932 else | |
| 933 e->toCBuffer(buf, hgs); | |
| 934 } | |
| 935 | |
| 936 /************************************************** | |
| 937 * Write out argument list to buf. | |
| 938 */ | |
| 939 | |
| 940 void argsToCBuffer(OutBuffer *buf, Expressions *arguments, HdrGenState *hgs) | |
| 941 { | |
| 942 if (arguments) | |
| 943 { | |
| 944 for (size_t i = 0; i < arguments->dim; i++) | |
| 945 { Expression *arg = (Expression *)arguments->data[i]; | |
| 946 | |
| 947 if (arg) | |
| 948 { if (i) | |
| 949 buf->writeByte(','); | |
| 950 expToCBuffer(buf, hgs, arg, PREC_assign); | |
| 951 } | |
| 952 } | |
| 953 } | |
| 954 } | |
| 955 | |
| 956 /************************************************** | |
| 957 * Write out argument types to buf. | |
| 958 */ | |
| 959 | |
| 960 void argExpTypesToCBuffer(OutBuffer *buf, Expressions *arguments, HdrGenState *hgs) | |
| 961 { | |
| 962 if (arguments) | |
| 963 { OutBuffer argbuf; | |
| 964 | |
| 965 for (size_t i = 0; i < arguments->dim; i++) | |
| 966 { Expression *arg = (Expression *)arguments->data[i]; | |
| 967 | |
| 968 if (i) | |
| 969 buf->writeByte(','); | |
| 970 argbuf.reset(); | |
| 971 arg->type->toCBuffer2(&argbuf, hgs, 0); | |
| 972 buf->write(&argbuf); | |
| 973 } | |
| 974 } | |
| 975 } | |
| 976 | |
| 977 /******************************** Expression **************************/ | |
| 978 | |
| 979 Expression::Expression(Loc loc, enum TOK op, int size) | |
| 980 : loc(loc) | |
| 981 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
982 //printf("Expression::Expression(op = %d) this = %p\n", op, this); |
| 159 | 983 this->loc = loc; |
| 984 this->op = op; | |
| 985 this->size = size; | |
| 986 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
|
987 |
|
3cf0066e6faf
- Versioned Expresssion::toElem with #if IN_DMD/IN_LLVM.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1146
diff
changeset
|
988 #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
|
989 cachedLvalue = NULL; |
|
3cf0066e6faf
- Versioned Expresssion::toElem with #if IN_DMD/IN_LLVM.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1146
diff
changeset
|
990 #endif |
| 159 | 991 } |
| 992 | |
| 993 Expression *Expression::syntaxCopy() | |
| 994 { | |
| 995 //printf("Expression::syntaxCopy()\n"); | |
| 996 //dump(0); | |
| 997 return copy(); | |
| 998 } | |
| 999 | |
| 1000 /********************************* | |
| 1001 * Does *not* do a deep copy. | |
| 1002 */ | |
| 1003 | |
| 1004 Expression *Expression::copy() | |
| 1005 { | |
| 1006 Expression *e; | |
| 1007 if (!size) | |
| 1008 { | |
| 1009 #ifdef DEBUG | |
| 1010 fprintf(stdmsg, "No expression copy for: %s\n", toChars()); | |
| 1011 printf("op = %d\n", op); | |
| 1012 dump(0); | |
| 1013 #endif | |
| 1014 assert(0); | |
| 1015 } | |
| 1016 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
|
1017 //printf("Expression::copy(op = %d) e = %p\n", op, e); |
| 159 | 1018 return (Expression *)memcpy(e, this, size); |
| 1019 } | |
| 1020 | |
| 1021 /************************** | |
| 1022 * Semantically analyze Expression. | |
| 1023 * Determine types, fold constants, etc. | |
| 1024 */ | |
| 1025 | |
| 1026 Expression *Expression::semantic(Scope *sc) | |
| 1027 { | |
| 1028 #if LOGSEMANTIC | |
| 336 | 1029 printf("Expression::semantic() %s\n", toChars()); |
| 159 | 1030 #endif |
| 1031 if (type) | |
| 1032 type = type->semantic(loc, sc); | |
| 1033 else | |
| 1034 type = Type::tvoid; | |
| 1035 return this; | |
| 1036 } | |
| 1037 | |
| 1038 void Expression::print() | |
| 1039 { | |
| 1040 fprintf(stdmsg, "%s\n", toChars()); | |
| 1041 fflush(stdmsg); | |
| 1042 } | |
| 1043 | |
| 1044 char *Expression::toChars() | |
| 1045 { OutBuffer *buf; | |
| 1046 HdrGenState hgs; | |
| 1047 | |
| 1048 memset(&hgs, 0, sizeof(hgs)); | |
| 1049 buf = new OutBuffer(); | |
| 1050 toCBuffer(buf, &hgs); | |
| 1051 return buf->toChars(); | |
| 1052 } | |
| 1053 | |
| 1054 void Expression::error(const char *format, ...) | |
| 1055 { | |
| 1056 va_list ap; | |
| 1057 va_start(ap, format); | |
| 1058 ::verror(loc, format, ap); | |
| 1059 va_end( ap ); | |
| 1060 } | |
| 1061 | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1062 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
|
1063 { |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1064 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
|
1065 { |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1066 va_list ap; |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1067 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
|
1068 ::vwarning(loc, format, ap); |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1069 va_end( ap ); |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1070 } |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1071 } |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1072 |
| 159 | 1073 void Expression::rvalue() |
| 1074 { | |
| 1075 if (type && type->toBasetype()->ty == Tvoid) | |
| 1076 { error("expression %s is void and has no value", toChars()); | |
| 1077 #if 0 | |
| 1078 dump(0); | |
| 1079 halt(); | |
| 1080 #endif | |
| 336 | 1081 type = Type::tint32; |
| 159 | 1082 } |
| 1083 } | |
| 1084 | |
| 1085 Expression *Expression::combine(Expression *e1, Expression *e2) | |
| 1086 { | |
| 1087 if (e1) | |
| 1088 { | |
| 1089 if (e2) | |
| 1090 { | |
| 1091 e1 = new CommaExp(e1->loc, e1, e2); | |
| 1092 e1->type = e2->type; | |
| 1093 } | |
| 1094 } | |
| 1095 else | |
| 1096 e1 = e2; | |
| 1097 return e1; | |
| 1098 } | |
| 1099 | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1100 dinteger_t Expression::toInteger() |
| 159 | 1101 { |
| 1102 //printf("Expression %s\n", Token::toChars(op)); | |
| 1103 error("Integer constant expression expected instead of %s", toChars()); | |
| 1104 return 0; | |
| 1105 } | |
| 1106 | |
| 1107 uinteger_t Expression::toUInteger() | |
| 1108 { | |
| 1109 //printf("Expression %s\n", Token::toChars(op)); | |
| 1110 return (uinteger_t)toInteger(); | |
| 1111 } | |
| 1112 | |
| 1113 real_t Expression::toReal() | |
| 1114 { | |
| 1115 error("Floating point constant expression expected instead of %s", toChars()); | |
| 1116 return 0; | |
| 1117 } | |
| 1118 | |
| 1119 real_t Expression::toImaginary() | |
| 1120 { | |
| 1121 error("Floating point constant expression expected instead of %s", toChars()); | |
| 1122 return 0; | |
| 1123 } | |
| 1124 | |
| 1125 complex_t Expression::toComplex() | |
| 1126 { | |
| 1127 error("Floating point constant expression expected instead of %s", toChars()); | |
| 1128 #ifdef IN_GCC | |
| 1129 return complex_t(real_t(0)); // %% nicer | |
| 1130 #else | |
| 1131 return 0; | |
| 1132 #endif | |
| 1133 } | |
| 1134 | |
| 1135 void Expression::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 1136 { | |
| 1137 buf->writestring(Token::toChars(op)); | |
| 1138 } | |
| 1139 | |
| 1140 void Expression::toMangleBuffer(OutBuffer *buf) | |
| 1141 { | |
| 1142 error("expression %s is not a valid template value argument", toChars()); | |
| 1143 } | |
| 1144 | |
|
875
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 * Return !=0 if expression is an lvalue. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1147 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1148 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1149 int Expression::isLvalue() |
|
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 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1152 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1153 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1154 |
| 159 | 1155 /******************************* |
| 1156 * Give error if we're not an lvalue. | |
| 1157 * If we can, convert expression to be an lvalue. | |
| 1158 */ | |
| 1159 | |
| 1160 Expression *Expression::toLvalue(Scope *sc, Expression *e) | |
| 1161 { | |
| 1162 if (!e) | |
| 1163 e = this; | |
| 1164 else if (!loc.filename) | |
| 1165 loc = e->loc; | |
| 1166 error("%s is not an lvalue", e->toChars()); | |
| 1167 return this; | |
| 1168 } | |
| 1169 | |
| 1170 Expression *Expression::modifiableLvalue(Scope *sc, Expression *e) | |
| 1171 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
1172 //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
|
1173 |
| 159 | 1174 // 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
|
1175 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1176 if (type && (!type->isMutable() || !type->isAssignable())) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1177 error("%s is not mutable", e->toChars()); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1178 #endif |
| 159 | 1179 return toLvalue(sc, e); |
| 1180 } | |
| 1181 | |
| 1182 /************************************ | |
| 1183 * Detect cases where pointers to the stack can 'escape' the | |
| 1184 * lifetime of the stack frame. | |
| 1185 */ | |
| 1186 | |
| 1187 void Expression::checkEscape() | |
| 1188 { | |
| 1189 } | |
| 1190 | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
1191 void Expression::checkEscapeRef() |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
1192 { |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
1193 } |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
1194 |
| 159 | 1195 void Expression::checkScalar() |
| 1196 { | |
| 1197 if (!type->isscalar()) | |
| 1198 error("'%s' is not a scalar, it is a %s", toChars(), type->toChars()); | |
| 1199 } | |
| 1200 | |
| 1201 void Expression::checkNoBool() | |
| 1202 { | |
| 1203 if (type->toBasetype()->ty == Tbool) | |
| 1204 error("operation not allowed on bool '%s'", toChars()); | |
| 1205 } | |
| 1206 | |
| 1207 Expression *Expression::checkIntegral() | |
| 1208 { | |
| 1209 if (!type->isintegral()) | |
| 1210 { 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
|
1211 return new ErrorExp(); |
| 159 | 1212 } |
| 1213 return this; | |
| 1214 } | |
| 1215 | |
| 1216 Expression *Expression::checkArithmetic() | |
| 1217 { | |
| 1218 if (!type->isintegral() && !type->isfloating()) | |
| 1219 { 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
|
1220 return new ErrorExp(); |
| 159 | 1221 } |
| 1222 return this; | |
| 1223 } | |
| 1224 | |
| 1225 void Expression::checkDeprecated(Scope *sc, Dsymbol *s) | |
| 1226 { | |
| 1227 s->checkDeprecated(loc, sc); | |
| 1228 } | |
| 1229 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1230 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1231 void Expression::checkPurity(Scope *sc, FuncDeclaration *f) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1232 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1233 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
|
1234 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
|
1235 sc->func->toChars(), f->toChars()); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1236 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1237 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1238 |
| 159 | 1239 /******************************** |
| 1240 * Check for expressions that have no use. | |
| 1241 * Input: | |
| 1242 * flag 0 not going to use the result, so issue error message if no | |
| 1243 * side effects | |
| 1244 * 1 the result of the expression is used, but still check | |
| 1245 * for useless subexpressions | |
| 1246 * 2 do not issue error messages, just return !=0 if expression | |
| 1247 * has side effects | |
| 1248 */ | |
| 1249 | |
| 1250 int Expression::checkSideEffect(int flag) | |
| 1251 { | |
| 1252 if (flag == 0) | |
| 1253 { if (op == TOKimport) | |
| 1254 { | |
| 1255 error("%s has no effect", toChars()); | |
| 1256 } | |
| 1257 else | |
| 1258 error("%s has no effect in expression (%s)", | |
| 1259 Token::toChars(op), toChars()); | |
| 1260 } | |
| 1261 return 0; | |
| 1262 } | |
| 1263 | |
| 1264 /***************************** | |
| 1265 * Check that expression can be tested for true or false. | |
| 1266 */ | |
| 1267 | |
| 1268 Expression *Expression::checkToBoolean() | |
| 1269 { | |
| 1270 // Default is 'yes' - do nothing | |
| 1271 | |
| 1272 #ifdef DEBUG | |
| 1273 if (!type) | |
| 1274 dump(0); | |
| 1275 #endif | |
| 1276 | |
| 1277 if (!type->checkBoolean()) | |
| 1278 { | |
| 1279 error("expression %s of type %s does not have a boolean value", toChars(), type->toChars()); | |
| 1280 } | |
| 1281 return this; | |
| 1282 } | |
| 1283 | |
| 1284 /**************************** | |
| 1285 */ | |
| 1286 | |
| 1287 Expression *Expression::checkToPointer() | |
| 1288 { | |
| 1289 Expression *e; | |
| 1290 Type *tb; | |
| 1291 | |
| 1292 //printf("Expression::checkToPointer()\n"); | |
| 1293 e = this; | |
| 1294 | |
| 1295 // If C static array, convert to pointer | |
| 1296 tb = type->toBasetype(); | |
| 1297 if (tb->ty == Tsarray) | |
| 1298 { TypeSArray *ts = (TypeSArray *)tb; | |
| 1299 if (ts->size(loc) == 0) | |
| 1300 e = new NullExp(loc); | |
| 1301 else | |
| 1302 e = new AddrExp(loc, this); | |
| 336 | 1303 e->type = ts->next->pointerTo(); |
| 159 | 1304 } |
| 1305 return e; | |
| 1306 } | |
| 1307 | |
| 1308 /****************************** | |
| 1309 * Take address of expression. | |
| 1310 */ | |
| 1311 | |
| 1312 Expression *Expression::addressOf(Scope *sc) | |
| 1313 { | |
| 1314 Expression *e; | |
| 1315 | |
| 1316 //printf("Expression::addressOf()\n"); | |
| 1317 e = toLvalue(sc, NULL); | |
| 1318 e = new AddrExp(loc, e); | |
| 1319 e->type = type->pointerTo(); | |
| 1320 return e; | |
| 1321 } | |
| 1322 | |
| 1323 /****************************** | |
| 1324 * If this is a reference, dereference it. | |
| 1325 */ | |
| 1326 | |
| 1327 Expression *Expression::deref() | |
| 1328 { | |
| 1329 //printf("Expression::deref()\n"); | |
| 1587 | 1330 // type could be null if forward referencing an 'auto' variable |
| 1331 if (type && type->ty == Treference) | |
| 1332 { | |
| 1333 Expression *e = new PtrExp(loc, this); | |
| 336 | 1334 e->type = ((TypeReference *)type)->next; |
| 159 | 1335 return e; |
| 1336 } | |
| 1337 return this; | |
| 1338 } | |
| 1339 | |
| 1340 /******************************** | |
| 1341 * Does this expression statically evaluate to a boolean TRUE or FALSE? | |
| 1342 */ | |
| 1343 | |
| 1344 int Expression::isBool(int result) | |
| 1345 { | |
| 1346 return FALSE; | |
| 1347 } | |
| 1348 | |
| 1349 /******************************** | |
| 1350 * Does this expression result in either a 1 or a 0? | |
| 1351 */ | |
| 1352 | |
| 1353 int Expression::isBit() | |
| 1354 { | |
| 1355 return FALSE; | |
| 1356 } | |
| 1357 | |
| 336 | 1358 /******************************** |
| 1359 * Can this expression throw an exception? | |
| 1360 * Valid only after semantic() pass. | |
| 1361 */ | |
| 1362 | |
| 1363 int Expression::canThrow() | |
| 1364 { | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1365 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1366 return FALSE; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1367 #else |
| 336 | 1368 return TRUE; |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
1369 #endif |
| 336 | 1370 } |
| 1371 | |
| 1372 | |
| 1373 | |
| 159 | 1374 Expressions *Expression::arraySyntaxCopy(Expressions *exps) |
| 1375 { Expressions *a = NULL; | |
| 1376 | |
| 1377 if (exps) | |
| 1378 { | |
| 1379 a = new Expressions(); | |
| 1380 a->setDim(exps->dim); | |
| 1381 for (int i = 0; i < a->dim; i++) | |
| 1382 { Expression *e = (Expression *)exps->data[i]; | |
| 1383 | |
| 1384 e = e->syntaxCopy(); | |
| 1385 a->data[i] = e; | |
| 1386 } | |
| 1387 } | |
| 1388 return a; | |
| 1389 } | |
| 1390 | |
| 1391 /******************************** IntegerExp **************************/ | |
| 1392 | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1393 IntegerExp::IntegerExp(Loc loc, dinteger_t value, Type *type) |
| 159 | 1394 : Expression(loc, TOKint64, sizeof(IntegerExp)) |
| 1395 { | |
| 1396 //printf("IntegerExp(value = %lld, type = '%s')\n", value, type ? type->toChars() : ""); | |
| 1397 if (type && !type->isscalar()) | |
| 1398 { | |
| 336 | 1399 //printf("%s, loc = %d\n", toChars(), loc.linnum); |
| 159 | 1400 error("integral constant must be scalar type, not %s", type->toChars()); |
| 1401 type = Type::terror; | |
| 1402 } | |
| 1403 this->type = type; | |
| 1404 this->value = value; | |
| 1405 } | |
| 1406 | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1407 IntegerExp::IntegerExp(dinteger_t value) |
| 159 | 1408 : Expression(0, TOKint64, sizeof(IntegerExp)) |
| 1409 { | |
| 1410 this->type = Type::tint32; | |
| 1411 this->value = value; | |
| 1412 } | |
| 1413 | |
| 1414 int IntegerExp::equals(Object *o) | |
| 1415 { IntegerExp *ne; | |
| 1416 | |
| 1417 if (this == o || | |
| 1418 (((Expression *)o)->op == TOKint64 && | |
| 1419 ((ne = (IntegerExp *)o), type->equals(ne->type)) && | |
| 1420 value == ne->value)) | |
| 1421 return 1; | |
| 1422 return 0; | |
| 1423 } | |
| 1424 | |
| 1425 char *IntegerExp::toChars() | |
| 1426 { | |
| 1427 #if 1 | |
| 1428 return Expression::toChars(); | |
| 1429 #else | |
| 1430 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
|
1431 |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1432 sprintf(buffer, "%jd", value); |
| 159 | 1433 return buffer; |
| 1434 #endif | |
| 1435 } | |
| 1436 | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1437 dinteger_t IntegerExp::toInteger() |
| 159 | 1438 { Type *t; |
| 1439 | |
| 1440 t = type; | |
| 1441 while (t) | |
| 1442 { | |
| 1443 switch (t->ty) | |
| 1444 { | |
| 1445 case Tbit: | |
| 1446 case Tbool: value = (value != 0); break; | |
| 1447 case Tint8: value = (d_int8) value; break; | |
| 1448 case Tchar: | |
| 1449 case Tuns8: value = (d_uns8) value; break; | |
| 1450 case Tint16: value = (d_int16) value; break; | |
| 1451 case Twchar: | |
| 1452 case Tuns16: value = (d_uns16) value; break; | |
| 1453 case Tint32: value = (d_int32) value; break; | |
| 1454 case Tdchar: | |
| 1455 case Tuns32: value = (d_uns32) value; break; | |
| 1456 case Tint64: value = (d_int64) value; break; | |
| 1457 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
|
1458 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
|
1459 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
|
1460 value = (d_uns32) value; |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1461 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
|
1462 value = (d_uns64) value; |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1463 else |
|
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1464 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
|
1465 break; |
| 159 | 1466 |
| 1467 case Tenum: | |
| 1468 { | |
| 1469 TypeEnum *te = (TypeEnum *)t; | |
| 1470 t = te->sym->memtype; | |
| 1471 continue; | |
| 1472 } | |
| 1473 | |
| 1474 case Ttypedef: | |
| 1475 { | |
| 1476 TypeTypedef *tt = (TypeTypedef *)t; | |
| 1477 t = tt->sym->basetype; | |
| 1478 continue; | |
| 1479 } | |
| 1480 | |
| 1481 default: | |
| 336 | 1482 /* This can happen if errors, such as |
| 1483 * the type is painted on like in fromConstInitializer(). | |
| 1484 */ | |
| 1485 if (!global.errors) | |
| 1486 { type->print(); | |
| 1487 assert(0); | |
| 1488 } | |
| 159 | 1489 break; |
| 1490 } | |
| 1491 break; | |
| 1492 } | |
| 1493 return value; | |
| 1494 } | |
| 1495 | |
| 1496 real_t IntegerExp::toReal() | |
| 1497 { | |
| 1498 Type *t; | |
| 1499 | |
| 1500 toInteger(); | |
| 1501 t = type->toBasetype(); | |
| 1502 if (t->ty == Tuns64) | |
| 1503 return (real_t)(d_uns64)value; | |
| 1504 else | |
| 1505 return (real_t)(d_int64)value; | |
| 1506 } | |
| 1507 | |
| 1508 real_t IntegerExp::toImaginary() | |
| 1509 { | |
| 1510 return (real_t) 0; | |
| 1511 } | |
| 1512 | |
| 1513 complex_t IntegerExp::toComplex() | |
| 1514 { | |
| 1515 return toReal(); | |
| 1516 } | |
| 1517 | |
| 1518 int IntegerExp::isBool(int result) | |
| 1519 { | |
|
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
|
1520 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
|
1521 return result ? r : !r; |
| 159 | 1522 } |
| 1523 | |
| 1524 Expression *IntegerExp::semantic(Scope *sc) | |
| 1525 { | |
| 1526 if (!type) | |
| 1527 { | |
| 1528 // 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
|
1529 dinteger_t number = value; |
| 159 | 1530 |
| 1531 if (number & 0x8000000000000000LL) | |
| 1532 type = Type::tuns64; | |
| 1533 else if (number & 0xFFFFFFFF80000000LL) | |
| 1534 type = Type::tint64; | |
| 1535 else | |
| 1536 type = Type::tint32; | |
| 1537 } | |
| 1538 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
|
1539 { 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
|
1540 type = type->semantic(loc, sc); |
| 159 | 1541 } |
| 1542 return this; | |
| 1543 } | |
| 1544 | |
| 1545 Expression *IntegerExp::toLvalue(Scope *sc, Expression *e) | |
| 1546 { | |
| 1547 if (!e) | |
| 1548 e = this; | |
| 1549 else if (!loc.filename) | |
| 1550 loc = e->loc; | |
| 1551 e->error("constant %s is not an lvalue", e->toChars()); | |
| 1552 return this; | |
| 1553 } | |
| 1554 | |
| 1555 void IntegerExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 1556 { | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1557 dinteger_t v = toInteger(); |
| 159 | 1558 |
| 1559 if (type) | |
| 1560 { Type *t = type; | |
| 1561 | |
| 1562 L1: | |
| 1563 switch (t->ty) | |
| 1564 { | |
| 1565 case Tenum: | |
| 1566 { TypeEnum *te = (TypeEnum *)t; | |
| 1567 buf->printf("cast(%s)", te->sym->toChars()); | |
| 1568 t = te->sym->memtype; | |
| 1569 goto L1; | |
| 1570 } | |
| 1571 | |
| 1572 case Ttypedef: | |
| 1573 { TypeTypedef *tt = (TypeTypedef *)t; | |
| 1574 buf->printf("cast(%s)", tt->sym->toChars()); | |
| 1575 t = tt->sym->basetype; | |
| 1576 goto L1; | |
| 1577 } | |
| 1578 | |
| 1579 case Twchar: // BUG: need to cast(wchar) | |
| 1580 case Tdchar: // BUG: need to cast(dchar) | |
| 1581 if ((uinteger_t)v > 0xFF) | |
| 1582 { | |
|
1372
229e02867307
Fix format-string bugs by adding __attribute__((__format__)) in all applicable
Frits van Bommel <fvbommel wxs.nl>
parents:
1367
diff
changeset
|
1583 buf->printf("'\\U%08x'", (unsigned)v); |
| 159 | 1584 break; |
| 1585 } | |
| 1586 case Tchar: | |
| 1587 if (v == '\'') | |
| 1588 buf->writestring("'\\''"); | |
| 1589 else if (isprint(v) && v != '\\') | |
| 1590 buf->printf("'%c'", (int)v); | |
| 1591 else | |
| 1592 buf->printf("'\\x%02x'", (int)v); | |
| 1593 break; | |
| 1594 | |
| 1595 case Tint8: | |
| 1596 buf->writestring("cast(byte)"); | |
| 1597 goto L2; | |
| 1598 | |
| 1599 case Tint16: | |
| 1600 buf->writestring("cast(short)"); | |
| 1601 goto L2; | |
| 1602 | |
| 1603 case Tint32: | |
| 1604 L2: | |
| 1605 buf->printf("%d", (int)v); | |
| 1606 break; | |
| 1607 | |
| 1608 case Tuns8: | |
| 1609 buf->writestring("cast(ubyte)"); | |
| 1610 goto L3; | |
| 1611 | |
| 1612 case Tuns16: | |
| 1613 buf->writestring("cast(ushort)"); | |
| 1614 goto L3; | |
| 1615 | |
| 1616 case Tuns32: | |
| 1617 L3: | |
| 1618 buf->printf("%du", (unsigned)v); | |
| 1619 break; | |
| 1620 | |
| 1621 case Tint64: | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1622 buf->printf("%jdL", v); |
| 159 | 1623 break; |
| 1624 | |
| 1625 case Tuns64: | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1626 L4: |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1627 buf->printf("%juLU", v); |
| 159 | 1628 break; |
| 1629 | |
| 1630 case Tbit: | |
| 1631 case Tbool: | |
| 1632 buf->writestring((char *)(v ? "true" : "false")); | |
| 1633 break; | |
| 1634 | |
| 1635 case Tpointer: | |
| 1636 buf->writestring("cast("); | |
| 1637 buf->writestring(t->toChars()); | |
| 1638 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
|
1639 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
|
1640 goto L3; |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1641 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
|
1642 goto L4; |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1643 else |
|
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1644 assert(0); |
| 159 | 1645 |
| 1646 default: | |
| 336 | 1647 /* This can happen if errors, such as |
| 1648 * the type is painted on like in fromConstInitializer(). | |
| 1649 */ | |
| 1650 if (!global.errors) | |
| 1651 { | |
| 159 | 1652 #ifdef DEBUG |
| 336 | 1653 t->print(); |
| 159 | 1654 #endif |
| 336 | 1655 assert(0); |
| 1656 } | |
| 1657 break; | |
| 159 | 1658 } |
| 1659 } | |
| 1660 else if (v & 0x8000000000000000LL) | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1661 buf->printf("0x%jx", v); |
| 159 | 1662 else |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1663 buf->printf("%jd", v); |
| 159 | 1664 } |
| 1665 | |
| 1666 void IntegerExp::toMangleBuffer(OutBuffer *buf) | |
| 1667 { | |
| 1668 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
|
1669 buf->printf("N%jd", -value); |
| 159 | 1670 else |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1671 buf->printf("%jd", value); |
| 159 | 1672 } |
| 1673 | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1674 /******************************** ErrorExp **************************/ |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1675 |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1676 /* Use this expression for error recovery. |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1677 * 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
|
1678 */ |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1679 |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1680 ErrorExp::ErrorExp() |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1681 : IntegerExp(0, 0, Type::terror) |
|
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 } |
|
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 void ErrorExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
|
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 buf->writestring("__error"); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1688 } |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
1689 |
| 159 | 1690 /******************************** RealExp **************************/ |
| 1691 | |
| 1692 RealExp::RealExp(Loc loc, real_t value, Type *type) | |
| 1693 : Expression(loc, TOKfloat64, sizeof(RealExp)) | |
| 1694 { | |
| 1695 //printf("RealExp::RealExp(%Lg)\n", value); | |
| 1696 this->value = value; | |
| 1697 this->type = type; | |
| 1698 } | |
| 1699 | |
| 1700 char *RealExp::toChars() | |
| 1701 { | |
| 1702 char buffer[sizeof(value) * 3 + 8 + 1 + 1]; | |
| 1703 | |
| 1704 #ifdef IN_GCC | |
| 1705 value.format(buffer, sizeof(buffer)); | |
| 1706 if (type->isimaginary()) | |
| 1707 strcat(buffer, "i"); | |
| 1708 #else | |
| 1709 sprintf(buffer, type->isimaginary() ? "%Lgi" : "%Lg", value); | |
| 1710 #endif | |
| 1711 assert(strlen(buffer) < sizeof(buffer)); | |
| 1712 return mem.strdup(buffer); | |
| 1713 } | |
| 1714 | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1715 dinteger_t RealExp::toInteger() |
| 159 | 1716 { |
| 1717 #ifdef IN_GCC | |
| 1718 return toReal().toInt(); | |
| 1719 #else | |
| 1720 return (sinteger_t) toReal(); | |
| 1721 #endif | |
| 1722 } | |
| 1723 | |
| 1724 uinteger_t RealExp::toUInteger() | |
| 1725 { | |
| 1726 #ifdef IN_GCC | |
| 1727 return (uinteger_t) toReal().toInt(); | |
| 1728 #else | |
| 1729 return (uinteger_t) toReal(); | |
| 1730 #endif | |
| 1731 } | |
| 1732 | |
| 1733 real_t RealExp::toReal() | |
| 1734 { | |
| 1735 return type->isreal() ? value : 0; | |
| 1736 } | |
| 1737 | |
| 1738 real_t RealExp::toImaginary() | |
| 1739 { | |
| 1740 return type->isreal() ? 0 : value; | |
| 1741 } | |
| 1742 | |
| 1743 complex_t RealExp::toComplex() | |
| 1744 { | |
| 1745 #ifdef __DMC__ | |
| 1746 return toReal() + toImaginary() * I; | |
| 1747 #else | |
| 1748 return complex_t(toReal(), toImaginary()); | |
| 1749 #endif | |
| 1750 } | |
| 1751 | |
| 1752 /******************************** | |
| 1753 * Test to see if two reals are the same. | |
| 1754 * Regard NaN's as equivalent. | |
| 1755 * Regard +0 and -0 as different. | |
| 1756 */ | |
| 1757 | |
| 1758 int RealEquals(real_t x1, real_t x2) | |
| 1759 { | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1760 #if __APPLE__ |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1761 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
|
1762 #else |
|
421
1c65b5477eaa
Fix real comparison for real: allow +0 to be distinguished from -0.
Christian Kamm <kamm incasoftware de>
parents:
420
diff
changeset
|
1763 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
|
1764 (isnan(x1) && isnan(x2)) || |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1765 #endif |
|
421
1c65b5477eaa
Fix real comparison for real: allow +0 to be distinguished from -0.
Christian Kamm <kamm incasoftware de>
parents:
420
diff
changeset
|
1766 // 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
|
1767 (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
|
1768 // 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
|
1769 (x1 != 0. && x1 == x2); |
| 159 | 1770 } |
| 1771 | |
| 1772 int RealExp::equals(Object *o) | |
| 1773 { RealExp *ne; | |
| 1774 | |
| 1775 if (this == o || | |
| 1776 (((Expression *)o)->op == TOKfloat64 && | |
| 1777 ((ne = (RealExp *)o), type->equals(ne->type)) && | |
| 1778 RealEquals(value, ne->value) | |
| 1779 ) | |
| 1780 ) | |
| 1781 return 1; | |
| 1782 return 0; | |
| 1783 } | |
| 1784 | |
| 1785 Expression *RealExp::semantic(Scope *sc) | |
| 1786 { | |
| 1787 if (!type) | |
| 1788 type = Type::tfloat64; | |
| 1789 else | |
| 1790 type = type->semantic(loc, sc); | |
| 1791 return this; | |
| 1792 } | |
| 1793 | |
| 1794 int RealExp::isBool(int result) | |
| 1795 { | |
| 1796 #ifdef IN_GCC | |
| 1797 return result ? (! value.isZero()) : (value.isZero()); | |
| 1798 #else | |
| 1799 return result ? (value != 0) | |
| 1800 : (value == 0); | |
| 1801 #endif | |
| 1802 } | |
| 1803 | |
| 1804 void floatToBuffer(OutBuffer *buf, Type *type, real_t value) | |
| 1805 { | |
| 1806 /* In order to get an exact representation, try converting it | |
| 1807 * to decimal then back again. If it matches, use it. | |
| 1808 * If it doesn't, fall back to hex, which is | |
| 1809 * always exact. | |
| 1810 */ | |
| 1811 char buffer[25]; | |
| 1812 sprintf(buffer, "%Lg", value); | |
| 1813 assert(strlen(buffer) < sizeof(buffer)); | |
| 1814 #if _WIN32 && __DMC__ | |
| 1815 char *save = __locale_decpoint; | |
| 1816 __locale_decpoint = "."; | |
| 1817 real_t r = strtold(buffer, NULL); | |
| 1818 __locale_decpoint = save; | |
| 1819 #else | |
| 1820 real_t r = strtold(buffer, NULL); | |
| 1821 #endif | |
| 1822 if (r == value) // if exact duplication | |
| 1823 buf->writestring(buffer); | |
| 1824 else | |
| 1825 buf->printf("%La", value); // ensure exact duplication | |
| 1826 | |
| 1827 if (type) | |
| 1828 { | |
| 1829 Type *t = type->toBasetype(); | |
| 1830 switch (t->ty) | |
| 1831 { | |
| 1832 case Tfloat32: | |
| 1833 case Timaginary32: | |
| 1834 case Tcomplex32: | |
| 1835 buf->writeByte('F'); | |
| 1836 break; | |
| 1837 | |
| 1838 case Tfloat80: | |
| 1839 case Timaginary80: | |
| 1840 case Tcomplex80: | |
| 1841 buf->writeByte('L'); | |
| 1842 break; | |
| 1843 | |
| 1844 default: | |
| 1845 break; | |
| 1846 } | |
| 1847 if (t->isimaginary()) | |
| 1848 buf->writeByte('i'); | |
| 1849 } | |
| 1850 } | |
| 1851 | |
| 1852 void RealExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 1853 { | |
| 1854 floatToBuffer(buf, type, value); | |
| 1855 } | |
| 1856 | |
| 1857 void realToMangleBuffer(OutBuffer *buf, real_t value) | |
| 1858 { | |
| 1859 /* Rely on %A to get portable mangling. | |
| 1860 * Must munge result to get only identifier characters. | |
| 1861 * | |
| 1862 * Possible values from %A => mangled result | |
| 1863 * NAN => NAN | |
| 1864 * -INF => NINF | |
| 1865 * INF => INF | |
| 1866 * -0X1.1BC18BA997B95P+79 => N11BC18BA997B95P79 | |
| 1867 * 0X1.9P+2 => 19P2 | |
| 1868 */ | |
| 1869 | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1870 #if __APPLE__ |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1871 if (__inline_isnan(value)) |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1872 #else |
| 159 | 1873 if (isnan(value)) |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
1874 #endif |
| 159 | 1875 buf->writestring("NAN"); // no -NAN bugs |
| 1876 else | |
| 1877 { | |
| 1878 char buffer[32]; | |
| 1879 int n = sprintf(buffer, "%LA", value); | |
| 1880 assert(n > 0 && n < sizeof(buffer)); | |
| 1881 for (int i = 0; i < n; i++) | |
| 1882 { char c = buffer[i]; | |
| 1883 | |
| 1884 switch (c) | |
| 1885 { | |
| 1886 case '-': | |
| 1887 buf->writeByte('N'); | |
| 1888 break; | |
| 1889 | |
| 1890 case '+': | |
| 1891 case 'X': | |
| 1892 case '.': | |
| 1893 break; | |
| 1894 | |
| 1895 case '0': | |
| 1896 if (i < 2) | |
| 1897 break; // skip leading 0X | |
| 1898 default: | |
| 1899 buf->writeByte(c); | |
| 1900 break; | |
| 1901 } | |
| 1902 } | |
| 1903 } | |
| 1904 } | |
| 1905 | |
| 1906 void RealExp::toMangleBuffer(OutBuffer *buf) | |
| 1907 { | |
| 1908 buf->writeByte('e'); | |
| 1909 realToMangleBuffer(buf, value); | |
| 1910 } | |
| 1911 | |
| 1912 | |
| 1913 /******************************** ComplexExp **************************/ | |
| 1914 | |
| 1915 ComplexExp::ComplexExp(Loc loc, complex_t value, Type *type) | |
| 1916 : Expression(loc, TOKcomplex80, sizeof(ComplexExp)) | |
| 1917 { | |
| 1918 this->value = value; | |
| 1919 this->type = type; | |
| 1920 //printf("ComplexExp::ComplexExp(%s)\n", toChars()); | |
| 1921 } | |
| 1922 | |
| 1923 char *ComplexExp::toChars() | |
| 1924 { | |
| 1925 char buffer[sizeof(value) * 3 + 8 + 1]; | |
| 1926 | |
| 1927 #ifdef IN_GCC | |
| 1928 char buf1[sizeof(value) * 3 + 8 + 1]; | |
| 1929 char buf2[sizeof(value) * 3 + 8 + 1]; | |
| 1930 creall(value).format(buf1, sizeof(buf1)); | |
| 1931 cimagl(value).format(buf2, sizeof(buf2)); | |
| 1932 sprintf(buffer, "(%s+%si)", buf1, buf2); | |
| 1933 #else | |
| 1934 sprintf(buffer, "(%Lg+%Lgi)", creall(value), cimagl(value)); | |
| 1935 assert(strlen(buffer) < sizeof(buffer)); | |
| 1936 #endif | |
| 1937 return mem.strdup(buffer); | |
| 1938 } | |
| 1939 | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
1940 dinteger_t ComplexExp::toInteger() |
| 159 | 1941 { |
| 1942 #ifdef IN_GCC | |
| 1943 return (sinteger_t) toReal().toInt(); | |
| 1944 #else | |
| 1945 return (sinteger_t) toReal(); | |
| 1946 #endif | |
| 1947 } | |
| 1948 | |
| 1949 uinteger_t ComplexExp::toUInteger() | |
| 1950 { | |
| 1951 #ifdef IN_GCC | |
| 1952 return (uinteger_t) toReal().toInt(); | |
| 1953 #else | |
| 1954 return (uinteger_t) toReal(); | |
| 1955 #endif | |
| 1956 } | |
| 1957 | |
| 1958 real_t ComplexExp::toReal() | |
| 1959 { | |
| 1960 return creall(value); | |
| 1961 } | |
| 1962 | |
| 1963 real_t ComplexExp::toImaginary() | |
| 1964 { | |
| 1965 return cimagl(value); | |
| 1966 } | |
| 1967 | |
| 1968 complex_t ComplexExp::toComplex() | |
| 1969 { | |
| 1970 return value; | |
| 1971 } | |
| 1972 | |
| 1973 int ComplexExp::equals(Object *o) | |
| 1974 { ComplexExp *ne; | |
| 1975 | |
| 1976 if (this == o || | |
| 1977 (((Expression *)o)->op == TOKcomplex80 && | |
| 1978 ((ne = (ComplexExp *)o), type->equals(ne->type)) && | |
| 1979 RealEquals(creall(value), creall(ne->value)) && | |
| 1980 RealEquals(cimagl(value), cimagl(ne->value)) | |
| 1981 ) | |
| 1982 ) | |
| 1983 return 1; | |
| 1984 return 0; | |
| 1985 } | |
| 1986 | |
| 1987 Expression *ComplexExp::semantic(Scope *sc) | |
| 1988 { | |
| 1989 if (!type) | |
| 1990 type = Type::tcomplex80; | |
| 1991 else | |
| 1992 type = type->semantic(loc, sc); | |
| 1993 return this; | |
| 1994 } | |
| 1995 | |
| 1996 int ComplexExp::isBool(int result) | |
| 1997 { | |
| 1998 if (result) | |
| 1999 return (bool)(value); | |
| 2000 else | |
| 2001 return !value; | |
| 2002 } | |
| 2003 | |
| 2004 void ComplexExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 2005 { | |
| 2006 /* Print as: | |
| 2007 * (re+imi) | |
| 2008 */ | |
| 2009 #ifdef IN_GCC | |
| 2010 char buf1[sizeof(value) * 3 + 8 + 1]; | |
| 2011 char buf2[sizeof(value) * 3 + 8 + 1]; | |
| 2012 creall(value).format(buf1, sizeof(buf1)); | |
| 2013 cimagl(value).format(buf2, sizeof(buf2)); | |
| 2014 buf->printf("(%s+%si)", buf1, buf2); | |
| 2015 #else | |
| 2016 buf->writeByte('('); | |
| 2017 floatToBuffer(buf, type, creall(value)); | |
| 2018 buf->writeByte('+'); | |
| 2019 floatToBuffer(buf, type, cimagl(value)); | |
| 2020 buf->writestring("i)"); | |
| 2021 #endif | |
| 2022 } | |
| 2023 | |
| 2024 void ComplexExp::toMangleBuffer(OutBuffer *buf) | |
| 2025 { | |
| 2026 buf->writeByte('c'); | |
| 2027 real_t r = toReal(); | |
| 2028 realToMangleBuffer(buf, r); | |
| 2029 buf->writeByte('c'); // separate the two | |
| 2030 r = toImaginary(); | |
| 2031 realToMangleBuffer(buf, r); | |
| 2032 } | |
| 2033 | |
| 2034 /******************************** IdentifierExp **************************/ | |
| 2035 | |
| 2036 IdentifierExp::IdentifierExp(Loc loc, Identifier *ident) | |
| 2037 : Expression(loc, TOKidentifier, sizeof(IdentifierExp)) | |
| 2038 { | |
| 2039 this->ident = ident; | |
| 2040 } | |
| 2041 | |
| 2042 Expression *IdentifierExp::semantic(Scope *sc) | |
| 2043 { | |
| 2044 Dsymbol *s; | |
| 2045 Dsymbol *scopesym; | |
| 2046 | |
| 2047 #if LOGSEMANTIC | |
| 2048 printf("IdentifierExp::semantic('%s')\n", ident->toChars()); | |
| 2049 #endif | |
| 2050 s = sc->search(loc, ident, &scopesym); | |
| 2051 if (s) | |
| 2052 { Expression *e; | |
| 2053 WithScopeSymbol *withsym; | |
| 2054 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
2055 /* 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
|
2056 */ |
| 159 | 2057 withsym = scopesym->isWithScopeSymbol(); |
| 2058 if (withsym) | |
| 2059 { | |
| 2060 s = s->toAlias(); | |
| 2061 | |
| 2062 // Same as wthis.ident | |
| 2063 if (s->needThis() || s->isTemplateDeclaration()) | |
| 2064 { | |
| 2065 e = new VarExp(loc, withsym->withstate->wthis); | |
| 2066 e = new DotIdExp(loc, e, ident); | |
| 2067 } | |
| 2068 else | |
| 2069 { Type *t = withsym->withstate->wthis->type; | |
| 2070 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
|
2071 t = ((TypePointer *)t)->next; |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
2072 e = typeDotIdExp(loc, t, ident); |
| 159 | 2073 } |
| 2074 } | |
| 2075 else | |
| 2076 { | |
| 2077 if (!s->parent && scopesym->isArrayScopeSymbol()) | |
| 2078 { // Kludge to run semantic() here because | |
| 2079 // ArrayScopeSymbol::search() doesn't have access to sc. | |
| 2080 s->semantic(sc); | |
| 2081 } | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2082 /* If f is really a function template, |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2083 * 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
|
2084 */ |
| 159 | 2085 FuncDeclaration *f = s->isFuncDeclaration(); |
| 2086 if (f && f->parent) | |
| 2087 { TemplateInstance *ti = f->parent->isTemplateInstance(); | |
| 2088 | |
| 2089 if (ti && | |
| 2090 !ti->isTemplateMixin() && | |
| 2091 (ti->name == f->ident || | |
| 2092 ti->toAlias()->ident == f->ident) | |
| 2093 && | |
| 2094 ti->tempdecl && ti->tempdecl->onemember) | |
| 2095 { | |
| 2096 TemplateDeclaration *tempdecl = ti->tempdecl; | |
| 2097 if (tempdecl->overroot) // if not start of overloaded list of TemplateDeclaration's | |
| 2098 tempdecl = tempdecl->overroot; // then get the start | |
| 2099 e = new TemplateExp(loc, tempdecl); | |
| 2100 e = e->semantic(sc); | |
| 2101 return e; | |
| 2102 } | |
| 2103 } | |
| 2104 e = new DsymbolExp(loc, s); | |
| 2105 } | |
| 2106 return e->semantic(sc); | |
| 2107 } | |
| 2108 error("undefined identifier %s", ident->toChars()); | |
| 2109 type = Type::terror; | |
| 2110 return this; | |
| 2111 } | |
| 2112 | |
| 2113 char *IdentifierExp::toChars() | |
| 2114 { | |
| 2115 return ident->toChars(); | |
| 2116 } | |
| 2117 | |
| 2118 void IdentifierExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 2119 { | |
| 2120 if (hgs->hdrgen) | |
| 2121 buf->writestring(ident->toHChars2()); | |
| 2122 else | |
| 2123 buf->writestring(ident->toChars()); | |
| 2124 } | |
| 2125 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2126 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2127 int IdentifierExp::isLvalue() |
|
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 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2130 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2131 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2132 |
| 159 | 2133 Expression *IdentifierExp::toLvalue(Scope *sc, Expression *e) |
| 2134 { | |
| 2135 #if 0 | |
| 2136 tym = tybasic(e1->ET->Tty); | |
| 2137 if (!(tyscalar(tym) || | |
| 2138 tym == TYstruct || | |
| 2139 tym == TYarray && e->Eoper == TOKaddr)) | |
| 2140 synerr(EM_lvalue); // lvalue expected | |
| 2141 #endif | |
| 2142 return this; | |
| 2143 } | |
| 2144 | |
| 2145 /******************************** DollarExp **************************/ | |
| 2146 | |
| 2147 DollarExp::DollarExp(Loc loc) | |
| 2148 : IdentifierExp(loc, Id::dollar) | |
| 2149 { | |
| 2150 } | |
| 2151 | |
| 2152 /******************************** DsymbolExp **************************/ | |
| 2153 | |
| 2154 DsymbolExp::DsymbolExp(Loc loc, Dsymbol *s) | |
| 2155 : Expression(loc, TOKdsymbol, sizeof(DsymbolExp)) | |
| 2156 { | |
| 2157 this->s = s; | |
| 2158 } | |
| 2159 | |
| 2160 Expression *DsymbolExp::semantic(Scope *sc) | |
| 2161 { | |
| 2162 #if LOGSEMANTIC | |
| 2163 printf("DsymbolExp::semantic('%s')\n", s->toChars()); | |
| 2164 #endif | |
| 2165 | |
| 2166 Lagain: | |
| 2167 EnumMember *em; | |
| 2168 Expression *e; | |
| 2169 VarDeclaration *v; | |
| 2170 FuncDeclaration *f; | |
| 2171 FuncLiteralDeclaration *fld; | |
| 2172 Declaration *d; | |
| 2173 ClassDeclaration *cd; | |
| 2174 ClassDeclaration *thiscd = NULL; | |
| 2175 Import *imp; | |
| 2176 Package *pkg; | |
| 2177 Type *t; | |
| 2178 | |
| 2179 //printf("DsymbolExp:: %p '%s' is a symbol\n", this, toChars()); | |
| 2180 //printf("s = '%s', s->kind = '%s'\n", s->toChars(), s->kind()); | |
| 2181 if (type) | |
| 2182 return this; | |
| 2183 if (!s->isFuncDeclaration()) // functions are checked after overloading | |
| 2184 checkDeprecated(sc, s); | |
| 2185 s = s->toAlias(); | |
| 2186 //printf("s = '%s', s->kind = '%s', s->needThis() = %p\n", s->toChars(), s->kind(), s->needThis()); | |
| 2187 if (!s->isFuncDeclaration()) | |
| 2188 checkDeprecated(sc, s); | |
| 2189 | |
| 2190 if (sc->func) | |
| 2191 thiscd = sc->func->parent->isClassDeclaration(); | |
| 2192 | |
| 2193 // BUG: This should happen after overload resolution for functions, not before | |
| 2194 if (s->needThis()) | |
| 2195 { | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2196 if (hasThis(sc) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2197 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2198 && !s->isFuncDeclaration() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2199 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2200 ) |
| 159 | 2201 { |
| 2202 // Supply an implicit 'this', as in | |
| 2203 // this.ident | |
| 2204 | |
| 2205 DotVarExp *de; | |
| 2206 | |
| 2207 de = new DotVarExp(loc, new ThisExp(loc), s->isDeclaration()); | |
| 2208 return de->semantic(sc); | |
| 2209 } | |
| 2210 } | |
| 2211 | |
| 2212 em = s->isEnumMember(); | |
| 2213 if (em) | |
| 2214 { | |
| 2215 e = em->value->copy(); | |
| 2216 e = e->semantic(sc); | |
| 2217 return e; | |
| 2218 } | |
| 2219 v = s->isVarDeclaration(); | |
| 2220 if (v) | |
| 2221 { | |
| 2222 //printf("Identifier '%s' is a variable, type '%s'\n", toChars(), v->type->toChars()); | |
| 2223 if (!type) | |
| 2224 { type = v->type; | |
| 2225 if (!v->type) | |
| 2226 { error("forward reference of %s", v->toChars()); | |
| 2227 type = Type::terror; | |
| 2228 } | |
| 2229 } | |
|
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
|
2230 if (v->isSameAsInitializer() && type->toBasetype()->ty != Tsarray) |
| 159 | 2231 { |
| 2232 if (v->init) | |
| 2233 { | |
| 2234 if (v->inuse) | |
| 2235 { | |
| 2236 error("circular reference to '%s'", v->toChars()); | |
| 2237 type = Type::tint32; | |
| 2238 return this; | |
| 2239 } | |
| 2240 ExpInitializer *ei = v->init->isExpInitializer(); | |
| 2241 if (ei) | |
| 2242 { | |
| 2243 e = ei->exp->copy(); // make copy so we can change loc | |
| 2244 if (e->op == TOKstring || !e->type) | |
| 2245 e = e->semantic(sc); | |
| 2246 e = e->implicitCastTo(sc, type); | |
| 2247 e->loc = loc; | |
| 2248 return e; | |
| 2249 } | |
| 2250 } | |
| 2251 else | |
| 2252 { | |
| 2253 e = type->defaultInit(); | |
| 2254 e->loc = loc; | |
| 2255 return e; | |
| 2256 } | |
| 2257 } | |
| 2258 e = new VarExp(loc, v); | |
| 2259 e->type = type; | |
| 2260 e = e->semantic(sc); | |
| 2261 return e->deref(); | |
| 2262 } | |
| 2263 fld = s->isFuncLiteralDeclaration(); | |
| 2264 if (fld) | |
| 2265 { //printf("'%s' is a function literal\n", fld->toChars()); | |
| 2266 e = new FuncExp(loc, fld); | |
| 2267 return e->semantic(sc); | |
| 2268 } | |
| 2269 f = s->isFuncDeclaration(); | |
| 2270 if (f) | |
| 2271 { //printf("'%s' is a function\n", f->toChars()); | |
| 1587 | 2272 if (!f->type->deco) |
| 2273 { | |
| 2274 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
|
2275 return new ErrorExp(); |
| 1587 | 2276 } |
| 159 | 2277 return new VarExp(loc, f); |
| 2278 } | |
| 2279 cd = s->isClassDeclaration(); | |
| 2280 if (cd && thiscd && cd->isBaseOf(thiscd, NULL) && sc->func->needThis()) | |
| 2281 { | |
| 2282 // We need to add an implicit 'this' if cd is this class or a base class. | |
| 2283 DotTypeExp *dte; | |
| 2284 | |
| 2285 dte = new DotTypeExp(loc, new ThisExp(loc), s); | |
| 2286 return dte->semantic(sc); | |
| 2287 } | |
| 2288 imp = s->isImport(); | |
| 2289 if (imp) | |
| 2290 { | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
2291 if (!imp->pkg) |
|
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
2292 { 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
|
2293 return this; |
|
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
2294 } |
|
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
2295 ScopeExp *ie = new ScopeExp(loc, imp->pkg); |
| 159 | 2296 return ie->semantic(sc); |
| 2297 } | |
| 2298 pkg = s->isPackage(); | |
| 2299 if (pkg) | |
| 2300 { | |
| 2301 ScopeExp *ie; | |
| 2302 | |
| 2303 ie = new ScopeExp(loc, pkg); | |
| 2304 return ie->semantic(sc); | |
| 2305 } | |
| 2306 Module *mod = s->isModule(); | |
| 2307 if (mod) | |
| 2308 { | |
| 2309 ScopeExp *ie; | |
| 2310 | |
| 2311 ie = new ScopeExp(loc, mod); | |
| 2312 return ie->semantic(sc); | |
| 2313 } | |
| 2314 | |
| 2315 t = s->getType(); | |
| 2316 if (t) | |
| 2317 { | |
| 2318 return new TypeExp(loc, t); | |
| 2319 } | |
| 2320 | |
| 2321 TupleDeclaration *tup = s->isTupleDeclaration(); | |
| 2322 if (tup) | |
| 2323 { | |
| 2324 e = new TupleExp(loc, tup); | |
| 2325 e = e->semantic(sc); | |
| 2326 return e; | |
| 2327 } | |
| 2328 | |
| 2329 TemplateInstance *ti = s->isTemplateInstance(); | |
| 2330 if (ti && !global.errors) | |
| 1587 | 2331 { if (!ti->semanticRun) |
| 159 | 2332 ti->semantic(sc); |
| 2333 s = ti->inst->toAlias(); | |
| 2334 if (!s->isTemplateInstance()) | |
| 2335 goto Lagain; | |
| 2336 e = new ScopeExp(loc, ti); | |
| 2337 e = e->semantic(sc); | |
| 2338 return e; | |
| 2339 } | |
| 2340 | |
| 2341 TemplateDeclaration *td = s->isTemplateDeclaration(); | |
| 2342 if (td) | |
| 2343 { | |
| 2344 e = new TemplateExp(loc, td); | |
| 2345 e = e->semantic(sc); | |
| 2346 return e; | |
| 2347 } | |
| 2348 | |
| 2349 Lerr: | |
| 2350 error("%s '%s' is not a variable", s->kind(), s->toChars()); | |
| 2351 type = Type::terror; | |
| 2352 return this; | |
| 2353 } | |
| 2354 | |
| 2355 char *DsymbolExp::toChars() | |
| 2356 { | |
| 2357 return s->toChars(); | |
| 2358 } | |
| 2359 | |
| 2360 void DsymbolExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 2361 { | |
| 2362 buf->writestring(s->toChars()); | |
| 2363 } | |
| 2364 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2365 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2366 int DsymbolExp::isLvalue() |
|
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 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2369 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2370 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2371 |
| 159 | 2372 Expression *DsymbolExp::toLvalue(Scope *sc, Expression *e) |
| 2373 { | |
| 2374 #if 0 | |
| 2375 tym = tybasic(e1->ET->Tty); | |
| 2376 if (!(tyscalar(tym) || | |
| 2377 tym == TYstruct || | |
| 2378 tym == TYarray && e->Eoper == TOKaddr)) | |
| 2379 synerr(EM_lvalue); // lvalue expected | |
| 2380 #endif | |
| 2381 return this; | |
| 2382 } | |
| 2383 | |
| 2384 /******************************** ThisExp **************************/ | |
| 2385 | |
| 2386 ThisExp::ThisExp(Loc loc) | |
| 2387 : Expression(loc, TOKthis, sizeof(ThisExp)) | |
| 2388 { | |
| 2389 var = NULL; | |
| 2390 } | |
| 2391 | |
| 2392 Expression *ThisExp::semantic(Scope *sc) | |
| 2393 { FuncDeclaration *fd; | |
| 2394 FuncDeclaration *fdthis; | |
| 2395 int nested = 0; | |
| 2396 | |
| 2397 #if LOGSEMANTIC | |
| 2398 printf("ThisExp::semantic()\n"); | |
| 2399 #endif | |
| 2400 if (type) | |
| 2401 { //assert(global.errors || var); | |
| 2402 return this; | |
| 2403 } | |
| 2404 | |
| 2405 /* Special case for typeof(this) and typeof(super) since both | |
| 2406 * should work even if they are not inside a non-static member function | |
| 2407 */ | |
| 2408 if (sc->intypeof) | |
| 2409 { | |
| 2410 // Find enclosing struct or class | |
| 2411 for (Dsymbol *s = sc->parent; 1; s = s->parent) | |
| 2412 { | |
| 2413 ClassDeclaration *cd; | |
| 2414 StructDeclaration *sd; | |
| 2415 | |
| 2416 if (!s) | |
| 2417 { | |
| 2418 error("%s is not in a struct or class scope", toChars()); | |
| 2419 goto Lerr; | |
| 2420 } | |
| 2421 cd = s->isClassDeclaration(); | |
| 2422 if (cd) | |
| 2423 { | |
| 2424 type = cd->type; | |
| 2425 return this; | |
| 2426 } | |
| 2427 sd = s->isStructDeclaration(); | |
| 2428 if (sd) | |
| 2429 { | |
| 2430 type = sd->type->pointerTo(); | |
| 2431 return this; | |
| 2432 } | |
| 2433 } | |
| 2434 } | |
| 2435 | |
| 2436 fdthis = sc->parent->isFuncDeclaration(); | |
| 2437 fd = hasThis(sc); // fd is the uplevel function with the 'this' variable | |
| 2438 if (!fd) | |
| 2439 goto Lerr; | |
| 2440 | |
| 2441 assert(fd->vthis); | |
| 2442 var = fd->vthis; | |
| 2443 assert(var->parent); | |
| 2444 type = var->type; | |
| 2445 var->isVarDeclaration()->checkNestedReference(sc, loc); | |
| 2446 #if 0 | |
| 2447 if (fd != fdthis) // if nested | |
| 2448 { | |
| 2449 fdthis->getLevel(loc, fd); | |
| 2450 fd->vthis->nestedref = 1; | |
| 2451 fd->nestedFrameRef = 1; | |
| 2452 } | |
| 2453 #endif | |
| 336 | 2454 if (!sc->intypeof) |
| 2455 sc->callSuper |= CSXthis; | |
| 159 | 2456 return this; |
| 2457 | |
| 2458 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
|
2459 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
|
2460 type = Type::terror; |
| 159 | 2461 return this; |
| 2462 } | |
| 2463 | |
| 2464 int ThisExp::isBool(int result) | |
| 2465 { | |
| 2466 return result ? TRUE : FALSE; | |
| 2467 } | |
| 2468 | |
| 2469 void ThisExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 2470 { | |
| 2471 buf->writestring("this"); | |
| 2472 } | |
| 2473 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2474 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2475 int ThisExp::isLvalue() |
|
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 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2478 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2479 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2480 |
| 159 | 2481 Expression *ThisExp::toLvalue(Scope *sc, Expression *e) |
| 2482 { | |
| 2483 return this; | |
| 2484 } | |
| 2485 | |
| 2486 /******************************** SuperExp **************************/ | |
| 2487 | |
| 2488 SuperExp::SuperExp(Loc loc) | |
| 2489 : ThisExp(loc) | |
| 2490 { | |
| 2491 op = TOKsuper; | |
| 2492 } | |
| 2493 | |
| 2494 Expression *SuperExp::semantic(Scope *sc) | |
| 2495 { FuncDeclaration *fd; | |
| 2496 FuncDeclaration *fdthis; | |
| 2497 ClassDeclaration *cd; | |
| 2498 Dsymbol *s; | |
| 2499 | |
| 2500 #if LOGSEMANTIC | |
| 2501 printf("SuperExp::semantic('%s')\n", toChars()); | |
| 2502 #endif | |
| 2503 if (type) | |
| 2504 return this; | |
| 2505 | |
| 2506 /* Special case for typeof(this) and typeof(super) since both | |
| 2507 * should work even if they are not inside a non-static member function | |
| 2508 */ | |
| 2509 if (sc->intypeof) | |
| 2510 { | |
| 2511 // Find enclosing class | |
| 2512 for (Dsymbol *s = sc->parent; 1; s = s->parent) | |
| 2513 { | |
| 2514 ClassDeclaration *cd; | |
| 2515 | |
| 2516 if (!s) | |
| 2517 { | |
| 2518 error("%s is not in a class scope", toChars()); | |
| 2519 goto Lerr; | |
| 2520 } | |
| 2521 cd = s->isClassDeclaration(); | |
| 2522 if (cd) | |
| 2523 { | |
| 2524 cd = cd->baseClass; | |
| 2525 if (!cd) | |
| 2526 { error("class %s has no 'super'", s->toChars()); | |
| 2527 goto Lerr; | |
| 2528 } | |
| 2529 type = cd->type; | |
| 2530 return this; | |
| 2531 } | |
| 2532 } | |
| 2533 } | |
| 2534 | |
| 2535 fdthis = sc->parent->isFuncDeclaration(); | |
| 2536 fd = hasThis(sc); | |
| 2537 if (!fd) | |
| 2538 goto Lerr; | |
| 2539 assert(fd->vthis); | |
| 2540 var = fd->vthis; | |
| 2541 assert(var->parent); | |
| 2542 | |
| 2543 s = fd->toParent(); | |
| 2544 while (s && s->isTemplateInstance()) | |
| 2545 s = s->toParent(); | |
| 2546 assert(s); | |
| 2547 cd = s->isClassDeclaration(); | |
| 2548 //printf("parent is %s %s\n", fd->toParent()->kind(), fd->toParent()->toChars()); | |
| 2549 if (!cd) | |
| 2550 goto Lerr; | |
| 2551 if (!cd->baseClass) | |
| 2552 { | |
| 2553 error("no base class for %s", cd->toChars()); | |
| 2554 type = fd->vthis->type; | |
| 2555 } | |
| 2556 else | |
| 2557 { | |
| 2558 type = cd->baseClass->type; | |
| 2559 } | |
| 2560 | |
| 2561 var->isVarDeclaration()->checkNestedReference(sc, loc); | |
| 2562 #if 0 | |
| 2563 if (fd != fdthis) | |
| 2564 { | |
| 2565 fdthis->getLevel(loc, fd); | |
| 2566 fd->vthis->nestedref = 1; | |
| 2567 fd->nestedFrameRef = 1; | |
| 2568 } | |
| 2569 #endif | |
| 2570 | |
| 336 | 2571 if (!sc->intypeof) |
| 2572 sc->callSuper |= CSXsuper; | |
| 159 | 2573 return this; |
| 2574 | |
| 2575 | |
| 2576 Lerr: | |
| 2577 error("'super' is only allowed in non-static class member functions"); | |
| 2578 type = Type::tint32; | |
| 2579 return this; | |
| 2580 } | |
| 2581 | |
| 2582 void SuperExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 2583 { | |
| 2584 buf->writestring("super"); | |
| 2585 } | |
| 2586 | |
| 2587 | |
| 2588 /******************************** NullExp **************************/ | |
| 2589 | |
| 2590 NullExp::NullExp(Loc loc) | |
| 2591 : Expression(loc, TOKnull, sizeof(NullExp)) | |
| 2592 { | |
| 2593 committed = 0; | |
| 2594 } | |
| 2595 | |
| 2596 Expression *NullExp::semantic(Scope *sc) | |
| 2597 { | |
| 2598 #if LOGSEMANTIC | |
| 2599 printf("NullExp::semantic('%s')\n", toChars()); | |
| 2600 #endif | |
| 2601 // NULL is the same as (void *)0 | |
| 2602 if (!type) | |
| 2603 type = Type::tvoid->pointerTo(); | |
| 2604 return this; | |
| 2605 } | |
| 2606 | |
| 2607 int NullExp::isBool(int result) | |
| 2608 { | |
| 2609 return result ? FALSE : TRUE; | |
| 2610 } | |
| 2611 | |
| 2612 void NullExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 2613 { | |
| 2614 buf->writestring("null"); | |
| 2615 } | |
| 2616 | |
| 2617 void NullExp::toMangleBuffer(OutBuffer *buf) | |
| 2618 { | |
| 2619 buf->writeByte('n'); | |
| 2620 } | |
| 2621 | |
| 2622 /******************************** StringExp **************************/ | |
| 2623 | |
| 2624 StringExp::StringExp(Loc loc, char *string) | |
| 2625 : Expression(loc, TOKstring, sizeof(StringExp)) | |
| 2626 { | |
| 2627 this->string = string; | |
| 2628 this->len = strlen(string); | |
| 2629 this->sz = 1; | |
| 2630 this->committed = 0; | |
| 2631 this->postfix = 0; | |
| 2632 } | |
| 2633 | |
| 2634 StringExp::StringExp(Loc loc, void *string, size_t len) | |
| 2635 : Expression(loc, TOKstring, sizeof(StringExp)) | |
| 2636 { | |
| 2637 this->string = string; | |
| 2638 this->len = len; | |
| 2639 this->sz = 1; | |
| 2640 this->committed = 0; | |
| 2641 this->postfix = 0; | |
| 2642 } | |
| 2643 | |
| 2644 StringExp::StringExp(Loc loc, void *string, size_t len, unsigned char postfix) | |
| 2645 : Expression(loc, TOKstring, sizeof(StringExp)) | |
| 2646 { | |
| 2647 this->string = string; | |
| 2648 this->len = len; | |
| 2649 this->sz = 1; | |
| 2650 this->committed = 0; | |
| 2651 this->postfix = postfix; | |
| 2652 } | |
| 2653 | |
| 2654 #if 0 | |
| 2655 Expression *StringExp::syntaxCopy() | |
| 2656 { | |
| 2657 printf("StringExp::syntaxCopy() %s\n", toChars()); | |
| 2658 return copy(); | |
| 2659 } | |
| 2660 #endif | |
| 2661 | |
| 2662 int StringExp::equals(Object *o) | |
| 2663 { | |
| 2664 //printf("StringExp::equals('%s')\n", o->toChars()); | |
| 2665 if (o && o->dyncast() == DYNCAST_EXPRESSION) | |
| 2666 { Expression *e = (Expression *)o; | |
| 2667 | |
| 2668 if (e->op == TOKstring) | |
| 2669 { | |
| 2670 return compare(o) == 0; | |
| 2671 } | |
| 2672 } | |
| 2673 return FALSE; | |
| 2674 } | |
| 2675 | |
| 2676 char *StringExp::toChars() | |
| 2677 { | |
| 2678 OutBuffer buf; | |
| 2679 HdrGenState hgs; | |
| 2680 char *p; | |
| 2681 | |
| 2682 memset(&hgs, 0, sizeof(hgs)); | |
| 2683 toCBuffer(&buf, &hgs); | |
| 2684 buf.writeByte(0); | |
| 2685 p = (char *)buf.data; | |
| 2686 buf.data = NULL; | |
| 2687 return p; | |
| 2688 } | |
| 2689 | |
| 2690 Expression *StringExp::semantic(Scope *sc) | |
| 2691 { | |
| 2692 #if LOGSEMANTIC | |
| 2693 printf("StringExp::semantic() %s\n", toChars()); | |
| 2694 #endif | |
| 2695 if (!type) | |
| 2696 { OutBuffer buffer; | |
| 2697 size_t newlen = 0; | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2698 const char *p; |
| 159 | 2699 size_t u; |
| 2700 unsigned c; | |
| 2701 | |
| 2702 switch (postfix) | |
| 2703 { | |
| 2704 case 'd': | |
| 2705 for (u = 0; u < len;) | |
| 2706 { | |
| 2707 p = utf_decodeChar((unsigned char *)string, len, &u, &c); | |
| 2708 if (p) | |
| 2709 { error("%s", p); | |
| 2710 break; | |
| 2711 } | |
| 2712 else | |
| 2713 { buffer.write4(c); | |
| 2714 newlen++; | |
| 2715 } | |
| 2716 } | |
| 2717 buffer.write4(0); | |
| 2718 string = buffer.extractData(); | |
| 2719 len = newlen; | |
| 2720 sz = 4; | |
| 2721 type = new TypeSArray(Type::tdchar, new IntegerExp(loc, len, Type::tindex)); | |
| 2722 committed = 1; | |
| 2723 break; | |
| 2724 | |
| 2725 case 'w': | |
| 2726 for (u = 0; u < len;) | |
| 2727 { | |
| 2728 p = utf_decodeChar((unsigned char *)string, len, &u, &c); | |
| 2729 if (p) | |
| 2730 { error("%s", p); | |
| 2731 break; | |
| 2732 } | |
| 2733 else | |
| 2734 { buffer.writeUTF16(c); | |
| 2735 newlen++; | |
| 2736 if (c >= 0x10000) | |
| 2737 newlen++; | |
| 2738 } | |
| 2739 } | |
| 2740 buffer.writeUTF16(0); | |
| 2741 string = buffer.extractData(); | |
| 2742 len = newlen; | |
| 2743 sz = 2; | |
| 2744 type = new TypeSArray(Type::twchar, new IntegerExp(loc, len, Type::tindex)); | |
| 2745 committed = 1; | |
| 2746 break; | |
| 2747 | |
| 2748 case 'c': | |
| 2749 committed = 1; | |
| 2750 default: | |
| 2751 type = new TypeSArray(Type::tchar, new IntegerExp(loc, len, Type::tindex)); | |
| 2752 break; | |
| 2753 } | |
| 2754 type = type->semantic(loc, sc); | |
| 2755 } | |
| 2756 return this; | |
| 2757 } | |
| 2758 | |
| 2759 /**************************************** | |
| 2760 * Convert string to char[]. | |
| 2761 */ | |
| 2762 | |
| 2763 StringExp *StringExp::toUTF8(Scope *sc) | |
| 2764 { | |
| 2765 if (sz != 1) | |
| 2766 { // Convert to UTF-8 string | |
| 2767 committed = 0; | |
| 2768 Expression *e = castTo(sc, Type::tchar->arrayOf()); | |
| 2769 e = e->optimize(WANTvalue); | |
| 2770 assert(e->op == TOKstring); | |
| 2771 StringExp *se = (StringExp *)e; | |
| 2772 assert(se->sz == 1); | |
| 2773 return se; | |
| 2774 } | |
| 2775 return this; | |
| 2776 } | |
| 2777 | |
| 2778 int StringExp::compare(Object *obj) | |
| 2779 { | |
| 2780 // Used to sort case statement expressions so we can do an efficient lookup | |
| 2781 StringExp *se2 = (StringExp *)(obj); | |
| 2782 | |
| 2783 // This is a kludge so isExpression() in template.c will return 5 | |
| 2784 // for StringExp's. | |
| 2785 if (!se2) | |
| 2786 return 5; | |
| 2787 | |
| 2788 assert(se2->op == TOKstring); | |
| 2789 | |
| 2790 int len1 = len; | |
| 2791 int len2 = se2->len; | |
| 2792 | |
| 2793 if (len1 == len2) | |
| 2794 { | |
| 2795 switch (sz) | |
| 2796 { | |
| 2797 case 1: | |
| 2798 return strcmp((char *)string, (char *)se2->string); | |
| 2799 | |
| 2800 case 2: | |
| 2801 { unsigned u; | |
| 2802 d_wchar *s1 = (d_wchar *)string; | |
| 2803 d_wchar *s2 = (d_wchar *)se2->string; | |
| 2804 | |
| 2805 for (u = 0; u < len; u++) | |
| 2806 { | |
| 2807 if (s1[u] != s2[u]) | |
| 2808 return s1[u] - s2[u]; | |
| 2809 } | |
| 2810 } | |
| 2811 | |
| 2812 case 4: | |
| 2813 { unsigned u; | |
| 2814 d_dchar *s1 = (d_dchar *)string; | |
| 2815 d_dchar *s2 = (d_dchar *)se2->string; | |
| 2816 | |
| 2817 for (u = 0; u < len; u++) | |
| 2818 { | |
| 2819 if (s1[u] != s2[u]) | |
| 2820 return s1[u] - s2[u]; | |
| 2821 } | |
| 2822 } | |
| 2823 break; | |
| 2824 | |
| 2825 default: | |
| 2826 assert(0); | |
| 2827 } | |
| 2828 } | |
| 2829 return len1 - len2; | |
| 2830 } | |
| 2831 | |
| 2832 int StringExp::isBool(int result) | |
| 2833 { | |
| 2834 return result ? TRUE : FALSE; | |
| 2835 } | |
| 2836 | |
| 2837 unsigned StringExp::charAt(size_t i) | |
| 2838 { unsigned value; | |
| 2839 | |
| 2840 switch (sz) | |
| 2841 { | |
| 2842 case 1: | |
| 2843 value = ((unsigned char *)string)[i]; | |
| 2844 break; | |
| 2845 | |
| 2846 case 2: | |
| 2847 value = ((unsigned short *)string)[i]; | |
| 2848 break; | |
| 2849 | |
| 2850 case 4: | |
| 2851 value = ((unsigned int *)string)[i]; | |
| 2852 break; | |
| 2853 | |
| 2854 default: | |
| 2855 assert(0); | |
| 2856 break; | |
| 2857 } | |
| 2858 return value; | |
| 2859 } | |
| 2860 | |
| 2861 void StringExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 2862 { | |
| 2863 buf->writeByte('"'); | |
| 2864 for (size_t i = 0; i < len; i++) | |
| 2865 { unsigned c = charAt(i); | |
| 2866 | |
| 2867 switch (c) | |
| 2868 { | |
| 2869 case '"': | |
| 2870 case '\\': | |
| 2871 if (!hgs->console) | |
| 2872 buf->writeByte('\\'); | |
| 2873 default: | |
| 2874 if (c <= 0xFF) | |
| 2875 { if (c <= 0x7F && (isprint(c) || hgs->console)) | |
| 2876 buf->writeByte(c); | |
| 2877 else | |
| 2878 buf->printf("\\x%02x", c); | |
| 2879 } | |
| 2880 else if (c <= 0xFFFF) | |
| 2881 buf->printf("\\x%02x\\x%02x", c & 0xFF, c >> 8); | |
| 2882 else | |
| 2883 buf->printf("\\x%02x\\x%02x\\x%02x\\x%02x", | |
| 2884 c & 0xFF, (c >> 8) & 0xFF, (c >> 16) & 0xFF, c >> 24); | |
| 2885 break; | |
| 2886 } | |
| 2887 } | |
| 2888 buf->writeByte('"'); | |
| 2889 if (postfix) | |
| 2890 buf->writeByte(postfix); | |
| 2891 } | |
| 2892 | |
| 2893 void StringExp::toMangleBuffer(OutBuffer *buf) | |
| 2894 { char m; | |
| 2895 OutBuffer tmp; | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
2896 const char *p; |
| 159 | 2897 unsigned c; |
| 2898 size_t u; | |
| 2899 unsigned char *q; | |
| 2900 unsigned qlen; | |
| 2901 | |
| 2902 /* Write string in UTF-8 format | |
| 2903 */ | |
| 2904 switch (sz) | |
| 2905 { case 1: | |
| 2906 m = 'a'; | |
| 2907 q = (unsigned char *)string; | |
| 2908 qlen = len; | |
| 2909 break; | |
| 2910 case 2: | |
| 2911 m = 'w'; | |
| 2912 for (u = 0; u < len; ) | |
| 2913 { | |
| 2914 p = utf_decodeWchar((unsigned short *)string, len, &u, &c); | |
| 2915 if (p) | |
| 2916 error("%s", p); | |
| 2917 else | |
| 2918 tmp.writeUTF8(c); | |
| 2919 } | |
| 2920 q = tmp.data; | |
| 2921 qlen = tmp.offset; | |
| 2922 break; | |
| 2923 case 4: | |
| 2924 m = 'd'; | |
| 2925 for (u = 0; u < len; u++) | |
| 2926 { | |
| 2927 c = ((unsigned *)string)[u]; | |
| 2928 if (!utf_isValidDchar(c)) | |
| 2929 error("invalid UCS-32 char \\U%08x", c); | |
| 2930 else | |
| 2931 tmp.writeUTF8(c); | |
| 2932 } | |
| 2933 q = tmp.data; | |
| 2934 qlen = tmp.offset; | |
| 2935 break; | |
| 2936 default: | |
| 2937 assert(0); | |
| 2938 } | |
| 2939 buf->writeByte(m); | |
| 2940 buf->printf("%d_", qlen); | |
| 2941 for (size_t i = 0; i < qlen; i++) | |
| 2942 buf->printf("%02x", q[i]); | |
| 2943 } | |
| 2944 | |
| 2945 /************************ ArrayLiteralExp ************************************/ | |
| 2946 | |
| 2947 // [ e1, e2, e3, ... ] | |
| 2948 | |
| 2949 ArrayLiteralExp::ArrayLiteralExp(Loc loc, Expressions *elements) | |
| 2950 : Expression(loc, TOKarrayliteral, sizeof(ArrayLiteralExp)) | |
| 2951 { | |
| 2952 this->elements = elements; | |
| 2953 } | |
| 2954 | |
| 2955 ArrayLiteralExp::ArrayLiteralExp(Loc loc, Expression *e) | |
| 2956 : Expression(loc, TOKarrayliteral, sizeof(ArrayLiteralExp)) | |
| 2957 { | |
| 2958 elements = new Expressions; | |
| 2959 elements->push(e); | |
| 2960 } | |
| 2961 | |
| 2962 Expression *ArrayLiteralExp::syntaxCopy() | |
| 2963 { | |
| 2964 return new ArrayLiteralExp(loc, arraySyntaxCopy(elements)); | |
| 2965 } | |
| 2966 | |
| 2967 Expression *ArrayLiteralExp::semantic(Scope *sc) | |
| 2968 { Expression *e; | |
| 2969 Type *t0 = NULL; | |
| 2970 | |
| 2971 #if LOGSEMANTIC | |
| 2972 printf("ArrayLiteralExp::semantic('%s')\n", toChars()); | |
| 2973 #endif | |
| 2974 if (type) | |
| 2975 return this; | |
| 2976 | |
| 2977 // Run semantic() on each element | |
| 2978 for (int i = 0; i < elements->dim; i++) | |
| 2979 { e = (Expression *)elements->data[i]; | |
| 2980 e = e->semantic(sc); | |
| 2981 elements->data[i] = (void *)e; | |
| 2982 } | |
| 2983 expandTuples(elements); | |
| 2984 for (int i = 0; i < elements->dim; i++) | |
| 2985 { e = (Expression *)elements->data[i]; | |
| 2986 | |
| 2987 if (!e->type) | |
| 2988 error("%s has no value", e->toChars()); | |
| 2989 e = resolveProperties(sc, e); | |
| 2990 | |
| 2991 unsigned char committed = 1; | |
| 2992 if (e->op == TOKstring) | |
| 2993 committed = ((StringExp *)e)->committed; | |
| 2994 | |
| 2995 if (!t0) | |
| 2996 { t0 = e->type; | |
| 2997 // Convert any static arrays to dynamic arrays | |
| 2998 if (t0->ty == Tsarray) | |
| 2999 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3000 t0 = ((TypeSArray *)t0)->next->arrayOf(); |
| 159 | 3001 e = e->implicitCastTo(sc, t0); |
| 3002 } | |
| 3003 } | |
| 3004 else | |
| 3005 e = e->implicitCastTo(sc, t0); | |
| 3006 if (!committed && e->op == TOKstring) | |
| 3007 { StringExp *se = (StringExp *)e; | |
| 3008 se->committed = 0; | |
| 3009 } | |
| 3010 elements->data[i] = (void *)e; | |
| 3011 } | |
| 3012 | |
| 3013 if (!t0) | |
| 3014 t0 = Type::tvoid; | |
| 3015 type = new TypeSArray(t0, new IntegerExp(elements->dim)); | |
| 3016 type = type->semantic(loc, sc); | |
| 3017 return this; | |
| 3018 } | |
| 3019 | |
| 3020 int ArrayLiteralExp::checkSideEffect(int flag) | |
| 3021 { int f = 0; | |
| 3022 | |
| 3023 for (size_t i = 0; i < elements->dim; i++) | |
| 3024 { Expression *e = (Expression *)elements->data[i]; | |
| 3025 | |
| 3026 f |= e->checkSideEffect(2); | |
| 3027 } | |
| 3028 if (flag == 0 && f == 0) | |
| 3029 Expression::checkSideEffect(0); | |
| 3030 return f; | |
| 3031 } | |
| 3032 | |
| 3033 int ArrayLiteralExp::isBool(int result) | |
| 3034 { | |
| 3035 size_t dim = elements ? elements->dim : 0; | |
| 3036 return result ? (dim != 0) : (dim == 0); | |
| 3037 } | |
| 3038 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3039 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3040 int ArrayLiteralExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3041 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3042 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
|
3043 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3044 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3045 |
| 159 | 3046 void ArrayLiteralExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 3047 { | |
| 3048 buf->writeByte('['); | |
| 3049 argsToCBuffer(buf, elements, hgs); | |
| 3050 buf->writeByte(']'); | |
| 3051 } | |
| 3052 | |
| 3053 void ArrayLiteralExp::toMangleBuffer(OutBuffer *buf) | |
| 3054 { | |
| 3055 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
|
3056 buf->printf("A%zu", dim); |
| 159 | 3057 for (size_t i = 0; i < dim; i++) |
| 3058 { Expression *e = (Expression *)elements->data[i]; | |
| 3059 e->toMangleBuffer(buf); | |
| 3060 } | |
| 3061 } | |
| 3062 | |
| 3063 /************************ AssocArrayLiteralExp ************************************/ | |
| 3064 | |
| 3065 // [ key0 : value0, key1 : value1, ... ] | |
| 3066 | |
| 3067 AssocArrayLiteralExp::AssocArrayLiteralExp(Loc loc, | |
| 3068 Expressions *keys, Expressions *values) | |
| 3069 : Expression(loc, TOKassocarrayliteral, sizeof(AssocArrayLiteralExp)) | |
| 3070 { | |
| 3071 assert(keys->dim == values->dim); | |
| 3072 this->keys = keys; | |
| 3073 this->values = values; | |
| 3074 } | |
| 3075 | |
| 3076 Expression *AssocArrayLiteralExp::syntaxCopy() | |
| 3077 { | |
| 3078 return new AssocArrayLiteralExp(loc, | |
| 3079 arraySyntaxCopy(keys), arraySyntaxCopy(values)); | |
| 3080 } | |
| 3081 | |
| 3082 Expression *AssocArrayLiteralExp::semantic(Scope *sc) | |
| 3083 { Expression *e; | |
| 3084 | |
| 3085 #if LOGSEMANTIC | |
| 3086 printf("AssocArrayLiteralExp::semantic('%s')\n", toChars()); | |
| 3087 #endif | |
| 3088 | |
| 3089 // Run semantic() on each element | |
|
1604
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
3090 arrayExpressionSemantic(keys, sc); |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
3091 arrayExpressionSemantic(values, sc); |
| 159 | 3092 expandTuples(keys); |
| 3093 expandTuples(values); | |
| 3094 if (keys->dim != values->dim) | |
| 3095 { | |
| 3096 error("number of keys is %u, must match number of values %u", keys->dim, values->dim); | |
| 3097 keys->setDim(0); | |
| 3098 values->setDim(0); | |
| 3099 } | |
|
1604
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
3100 |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
3101 Type *tkey = NULL; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
3102 Type *tvalue = NULL; |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
3103 keys = arrayExpressionToCommonType(sc, keys, &tkey); |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
3104 values = arrayExpressionToCommonType(sc, values, &tvalue); |
|
2afcaab30a6a
Merge DMD r250: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1587
diff
changeset
|
3105 |
| 159 | 3106 type = new TypeAArray(tvalue, tkey); |
| 3107 type = type->semantic(loc, sc); | |
| 3108 return this; | |
| 3109 } | |
| 3110 | |
| 3111 int AssocArrayLiteralExp::checkSideEffect(int flag) | |
| 3112 { int f = 0; | |
| 3113 | |
| 3114 for (size_t i = 0; i < keys->dim; i++) | |
| 3115 { Expression *key = (Expression *)keys->data[i]; | |
| 3116 Expression *value = (Expression *)values->data[i]; | |
| 3117 | |
| 3118 f |= key->checkSideEffect(2); | |
| 3119 f |= value->checkSideEffect(2); | |
| 3120 } | |
| 3121 if (flag == 0 && f == 0) | |
| 3122 Expression::checkSideEffect(0); | |
| 3123 return f; | |
| 3124 } | |
| 3125 | |
| 3126 int AssocArrayLiteralExp::isBool(int result) | |
| 3127 { | |
| 3128 size_t dim = keys->dim; | |
| 3129 return result ? (dim != 0) : (dim == 0); | |
| 3130 } | |
| 3131 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3132 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3133 int AssocArrayLiteralExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3134 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3135 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3136 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3137 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3138 |
| 159 | 3139 void AssocArrayLiteralExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 3140 { | |
| 3141 buf->writeByte('['); | |
| 3142 for (size_t i = 0; i < keys->dim; i++) | |
| 3143 { Expression *key = (Expression *)keys->data[i]; | |
| 3144 Expression *value = (Expression *)values->data[i]; | |
| 3145 | |
| 3146 if (i) | |
| 3147 buf->writeByte(','); | |
| 3148 expToCBuffer(buf, hgs, key, PREC_assign); | |
| 3149 buf->writeByte(':'); | |
| 3150 expToCBuffer(buf, hgs, value, PREC_assign); | |
| 3151 } | |
| 3152 buf->writeByte(']'); | |
| 3153 } | |
| 3154 | |
| 3155 void AssocArrayLiteralExp::toMangleBuffer(OutBuffer *buf) | |
| 3156 { | |
| 3157 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
|
3158 buf->printf("A%zu", dim); |
| 159 | 3159 for (size_t i = 0; i < dim; i++) |
| 3160 { Expression *key = (Expression *)keys->data[i]; | |
| 3161 Expression *value = (Expression *)values->data[i]; | |
| 3162 | |
| 3163 key->toMangleBuffer(buf); | |
| 3164 value->toMangleBuffer(buf); | |
| 3165 } | |
| 3166 } | |
| 3167 | |
| 3168 /************************ StructLiteralExp ************************************/ | |
| 3169 | |
| 3170 // sd( e1, e2, e3, ... ) | |
| 3171 | |
| 3172 StructLiteralExp::StructLiteralExp(Loc loc, StructDeclaration *sd, Expressions *elements) | |
| 3173 : Expression(loc, TOKstructliteral, sizeof(StructLiteralExp)) | |
| 3174 { | |
| 3175 this->sd = sd; | |
| 3176 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
|
3177 #if IN_DMD |
| 159 | 3178 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
|
3179 #endif |
| 159 | 3180 this->soffset = 0; |
| 3181 this->fillHoles = 1; | |
| 3182 } | |
| 3183 | |
| 3184 Expression *StructLiteralExp::syntaxCopy() | |
| 3185 { | |
| 3186 return new StructLiteralExp(loc, sd, arraySyntaxCopy(elements)); | |
| 3187 } | |
| 3188 | |
| 3189 Expression *StructLiteralExp::semantic(Scope *sc) | |
| 3190 { Expression *e; | |
| 3191 | |
| 3192 #if LOGSEMANTIC | |
| 3193 printf("StructLiteralExp::semantic('%s')\n", toChars()); | |
| 3194 #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
|
3195 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
|
3196 return this; |
| 159 | 3197 |
| 3198 // Run semantic() on each element | |
| 3199 for (size_t i = 0; i < elements->dim; i++) | |
| 3200 { e = (Expression *)elements->data[i]; | |
| 3201 if (!e) | |
| 3202 continue; | |
| 3203 e = e->semantic(sc); | |
| 3204 elements->data[i] = (void *)e; | |
| 3205 } | |
| 3206 expandTuples(elements); | |
| 3207 size_t offset = 0; | |
| 3208 for (size_t i = 0; i < elements->dim; i++) | |
| 3209 { e = (Expression *)elements->data[i]; | |
| 3210 if (!e) | |
| 3211 continue; | |
| 3212 | |
| 3213 if (!e->type) | |
| 3214 error("%s has no value", e->toChars()); | |
| 3215 e = resolveProperties(sc, e); | |
| 3216 if (i >= sd->fields.dim) | |
| 3217 { error("more initializers than fields of %s", sd->toChars()); | |
| 3218 break; | |
| 3219 } | |
| 3220 Dsymbol *s = (Dsymbol *)sd->fields.data[i]; | |
| 3221 VarDeclaration *v = s->isVarDeclaration(); | |
| 3222 assert(v); | |
| 3223 if (v->offset < offset) | |
| 3224 error("overlapping initialization for %s", v->toChars()); | |
| 3225 offset = v->offset + v->type->size(); | |
| 3226 | |
| 3227 Type *telem = v->type; | |
| 3228 while (!e->implicitConvTo(telem) && telem->toBasetype()->ty == Tsarray) | |
| 3229 { /* Static array initialization, as in: | |
| 3230 * T[3][5] = e; | |
| 3231 */ | |
| 3232 telem = telem->toBasetype()->nextOf(); | |
| 3233 } | |
| 3234 | |
| 3235 e = e->implicitCastTo(sc, telem); | |
| 3236 | |
| 3237 elements->data[i] = (void *)e; | |
| 3238 } | |
| 3239 | |
| 3240 /* Fill out remainder of elements[] with default initializers for fields[] | |
| 3241 */ | |
| 3242 for (size_t i = elements->dim; i < sd->fields.dim; i++) | |
| 3243 { Dsymbol *s = (Dsymbol *)sd->fields.data[i]; | |
| 3244 VarDeclaration *v = s->isVarDeclaration(); | |
| 3245 assert(v); | |
| 3246 | |
| 3247 if (v->offset < offset) | |
| 3248 { e = NULL; | |
| 3249 sd->hasUnions = 1; | |
| 3250 } | |
| 3251 else | |
| 3252 { | |
| 3253 if (v->init) | |
| 3254 { e = v->init->toExpression(); | |
| 3255 if (!e) | |
| 1587 | 3256 { error("cannot make expression out of initializer for %s", v->toChars()); |
| 3257 e = new ErrorExp(); | |
| 3258 } | |
| 3259 else if (v->scope) | |
| 3260 { // Do deferred semantic anaylsis | |
| 3261 Initializer *i2 = v->init->syntaxCopy(); | |
| 3262 i2 = i2->semantic(v->scope, v->type); | |
| 3263 e = i2->toExpression(); | |
| 3264 v->scope = NULL; | |
| 3265 } | |
| 159 | 3266 } |
| 3267 else | |
| 3268 { e = v->type->defaultInit(); | |
| 3269 e->loc = loc; | |
| 3270 } | |
| 3271 offset = v->offset + v->type->size(); | |
| 3272 } | |
| 3273 elements->push(e); | |
| 3274 } | |
| 3275 | |
| 3276 type = sd->type; | |
| 3277 return this; | |
| 3278 } | |
| 3279 | |
| 3280 /************************************** | |
| 3281 * Gets expression at offset of type. | |
| 3282 * Returns NULL if not found. | |
| 3283 */ | |
| 3284 | |
| 3285 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
|
3286 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3287 //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
|
3288 // /*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
|
3289 Expression *e = NULL; |
| 159 | 3290 int i = getFieldIndex(type, offset); |
| 3291 | |
| 3292 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
|
3293 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3294 //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
|
3295 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
|
3296 e = (Expression *)elements->data[i]; |
| 159 | 3297 if (e) |
| 3298 { | |
| 1587 | 3299 //printf("e = %s, e->type = %s\n", e->toChars(), e->type->toChars()); |
| 3300 | |
| 3301 /* If type is a static array, and e is an initializer for that array, | |
| 3302 * then the field initializer should be an array literal of e. | |
| 3303 */ | |
| 3304 if (e->type != type && type->ty == Tsarray) | |
| 3305 { TypeSArray *tsa = (TypeSArray *)type; | |
| 3306 uinteger_t length = tsa->dim->toInteger(); | |
| 3307 Expressions *z = new Expressions; | |
| 3308 z->setDim(length); | |
| 3309 for (int q = 0; q < length; ++q) | |
| 3310 z->data[q] = e->copy(); | |
| 3311 e = new ArrayLiteralExp(loc, z); | |
| 3312 e->type = type; | |
| 3313 } | |
| 3314 else | |
| 3315 { | |
| 3316 e = e->copy(); | |
| 3317 e->type = type; | |
| 3318 } | |
| 159 | 3319 } |
| 3320 } | |
| 3321 return e; | |
| 3322 } | |
| 3323 | |
| 3324 /************************************ | |
| 3325 * Get index of field. | |
| 3326 * Returns -1 if not found. | |
| 3327 */ | |
| 3328 | |
| 3329 int StructLiteralExp::getFieldIndex(Type *type, unsigned offset) | |
| 3330 { | |
| 3331 /* Find which field offset is by looking at the field offsets | |
| 3332 */ | |
| 1587 | 3333 if (elements->dim) |
| 3334 { | |
| 3335 for (size_t i = 0; i < sd->fields.dim; i++) | |
| 3336 { | |
| 3337 Dsymbol *s = (Dsymbol *)sd->fields.data[i]; | |
| 3338 VarDeclaration *v = s->isVarDeclaration(); | |
| 3339 assert(v); | |
| 3340 | |
| 3341 if (offset == v->offset && | |
| 3342 type->size() == v->type->size()) | |
| 3343 { Expression *e = (Expression *)elements->data[i]; | |
| 3344 if (e) | |
| 3345 { | |
| 3346 return i; | |
| 3347 } | |
| 3348 break; | |
| 3349 } | |
| 159 | 3350 } |
| 3351 } | |
| 3352 return -1; | |
| 3353 } | |
| 3354 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3355 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3356 int StructLiteralExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3357 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3358 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3359 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3360 #endif |
| 159 | 3361 |
| 3362 Expression *StructLiteralExp::toLvalue(Scope *sc, Expression *e) | |
| 3363 { | |
| 3364 return this; | |
| 3365 } | |
| 3366 | |
| 3367 | |
| 3368 int StructLiteralExp::checkSideEffect(int flag) | |
| 3369 { int f = 0; | |
| 3370 | |
| 3371 for (size_t i = 0; i < elements->dim; i++) | |
| 3372 { Expression *e = (Expression *)elements->data[i]; | |
| 3373 if (!e) | |
| 3374 continue; | |
| 3375 | |
| 3376 f |= e->checkSideEffect(2); | |
| 3377 } | |
| 3378 if (flag == 0 && f == 0) | |
| 3379 Expression::checkSideEffect(0); | |
| 3380 return f; | |
| 3381 } | |
| 3382 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3383 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3384 int StructLiteralExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3385 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3386 return arrayExpressionCanThrow(elements); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3387 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3388 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3389 |
| 159 | 3390 void StructLiteralExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 3391 { | |
| 3392 buf->writestring(sd->toChars()); | |
| 3393 buf->writeByte('('); | |
| 3394 argsToCBuffer(buf, elements, hgs); | |
| 3395 buf->writeByte(')'); | |
| 3396 } | |
| 3397 | |
| 3398 void StructLiteralExp::toMangleBuffer(OutBuffer *buf) | |
| 3399 { | |
| 3400 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
|
3401 buf->printf("S%zu", dim); |
| 159 | 3402 for (size_t i = 0; i < dim; i++) |
| 3403 { Expression *e = (Expression *)elements->data[i]; | |
| 3404 if (e) | |
| 3405 e->toMangleBuffer(buf); | |
| 3406 else | |
| 3407 buf->writeByte('v'); // 'v' for void | |
| 3408 } | |
| 3409 } | |
| 3410 | |
| 3411 /************************ TypeDotIdExp ************************************/ | |
| 3412 | |
| 3413 /* Things like: | |
| 3414 * int.size | |
| 3415 * foo.size | |
| 3416 * (foo).size | |
| 3417 * cast(foo).size | |
| 3418 */ | |
| 3419 | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
3420 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
|
3421 { |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
3422 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
|
3423 } |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
3424 |
| 159 | 3425 |
| 3426 /************************************************************/ | |
| 3427 | |
| 3428 // Mainly just a placeholder | |
| 3429 | |
| 3430 TypeExp::TypeExp(Loc loc, Type *type) | |
| 3431 : Expression(loc, TOKtype, sizeof(TypeExp)) | |
| 3432 { | |
| 3433 //printf("TypeExp::TypeExp(%s)\n", type->toChars()); | |
| 3434 this->type = type; | |
| 3435 } | |
| 3436 | |
|
876
27a379f288bf
Merged DMD 1.039
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
875
diff
changeset
|
3437 Expression *TypeExp::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 //printf("TypeExp::syntaxCopy()\n"); |
|
27a379f288bf
Merged DMD 1.039
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
875
diff
changeset
|
3440 return new TypeExp(loc, type->syntaxCopy()); |
|
27a379f288bf
Merged DMD 1.039
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
875
diff
changeset
|
3441 } |
|
27a379f288bf
Merged DMD 1.039
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
875
diff
changeset
|
3442 |
| 159 | 3443 Expression *TypeExp::semantic(Scope *sc) |
| 3444 { | |
| 3445 //printf("TypeExp::semantic(%s)\n", type->toChars()); | |
| 3446 type = type->semantic(loc, sc); | |
| 3447 return this; | |
| 3448 } | |
| 3449 | |
| 3450 void TypeExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 3451 { | |
| 3452 type->toCBuffer(buf, NULL, hgs); | |
| 3453 } | |
| 3454 | |
| 3455 /************************************************************/ | |
| 3456 | |
| 3457 // Mainly just a placeholder | |
| 3458 | |
| 3459 ScopeExp::ScopeExp(Loc loc, ScopeDsymbol *pkg) | |
| 3460 : Expression(loc, TOKimport, sizeof(ScopeExp)) | |
| 3461 { | |
| 3462 //printf("ScopeExp::ScopeExp(pkg = '%s')\n", pkg->toChars()); | |
| 3463 //static int count; if (++count == 38) *(char*)0=0; | |
| 3464 this->sds = pkg; | |
| 3465 } | |
| 3466 | |
| 3467 Expression *ScopeExp::syntaxCopy() | |
| 3468 { | |
| 3469 ScopeExp *se = new ScopeExp(loc, (ScopeDsymbol *)sds->syntaxCopy(NULL)); | |
| 3470 return se; | |
| 3471 } | |
| 3472 | |
| 3473 Expression *ScopeExp::semantic(Scope *sc) | |
| 3474 { | |
| 3475 TemplateInstance *ti; | |
| 3476 ScopeDsymbol *sds2; | |
| 3477 | |
| 3478 #if LOGSEMANTIC | |
| 3479 printf("+ScopeExp::semantic('%s')\n", toChars()); | |
| 3480 #endif | |
| 3481 Lagain: | |
| 3482 ti = sds->isTemplateInstance(); | |
| 3483 if (ti && !global.errors) | |
| 3484 { Dsymbol *s; | |
| 1587 | 3485 if (!ti->semanticRun) |
| 159 | 3486 ti->semantic(sc); |
| 3487 s = ti->inst->toAlias(); | |
| 3488 sds2 = s->isScopeDsymbol(); | |
| 3489 if (!sds2) | |
| 3490 { Expression *e; | |
| 3491 | |
| 3492 //printf("s = %s, '%s'\n", s->kind(), s->toChars()); | |
| 3493 if (ti->withsym) | |
| 3494 { | |
| 3495 // Same as wthis.s | |
| 3496 e = new VarExp(loc, ti->withsym->withstate->wthis); | |
| 3497 e = new DotVarExp(loc, e, s->isDeclaration()); | |
| 3498 } | |
| 3499 else | |
| 3500 e = new DsymbolExp(loc, s); | |
| 3501 e = e->semantic(sc); | |
| 3502 //printf("-1ScopeExp::semantic()\n"); | |
| 3503 return e; | |
| 3504 } | |
| 3505 if (sds2 != sds) | |
| 3506 { | |
| 3507 sds = sds2; | |
| 3508 goto Lagain; | |
| 3509 } | |
| 3510 //printf("sds = %s, '%s'\n", sds->kind(), sds->toChars()); | |
| 3511 } | |
| 3512 else | |
| 3513 { | |
| 3514 //printf("sds = %s, '%s'\n", sds->kind(), sds->toChars()); | |
| 3515 //printf("\tparent = '%s'\n", sds->parent->toChars()); | |
| 3516 sds->semantic(sc); | |
| 3517 } | |
| 3518 type = Type::tvoid; | |
| 3519 //printf("-2ScopeExp::semantic() %s\n", toChars()); | |
| 3520 return this; | |
| 3521 } | |
| 3522 | |
| 3523 void ScopeExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 3524 { | |
| 3525 if (sds->isTemplateInstance()) | |
| 3526 { | |
| 3527 sds->toCBuffer(buf, hgs); | |
| 3528 } | |
| 3529 else | |
| 3530 { | |
| 3531 buf->writestring(sds->kind()); | |
| 3532 buf->writestring(" "); | |
| 3533 buf->writestring(sds->toChars()); | |
| 3534 } | |
| 3535 } | |
| 3536 | |
| 3537 /********************** TemplateExp **************************************/ | |
| 3538 | |
| 3539 // Mainly just a placeholder | |
| 3540 | |
| 3541 TemplateExp::TemplateExp(Loc loc, TemplateDeclaration *td) | |
| 3542 : Expression(loc, TOKtemplate, sizeof(TemplateExp)) | |
| 3543 { | |
| 3544 //printf("TemplateExp(): %s\n", td->toChars()); | |
| 3545 this->td = td; | |
| 3546 } | |
| 3547 | |
| 3548 void TemplateExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 3549 { | |
| 3550 buf->writestring(td->toChars()); | |
| 3551 } | |
| 3552 | |
| 3553 void TemplateExp::rvalue() | |
| 3554 { | |
| 3555 error("template %s has no value", toChars()); | |
| 3556 } | |
| 3557 | |
| 3558 /********************** NewExp **************************************/ | |
| 3559 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3560 /* thisexp.new(newargs) newtype(arguments) */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3561 |
| 159 | 3562 NewExp::NewExp(Loc loc, Expression *thisexp, Expressions *newargs, |
| 3563 Type *newtype, Expressions *arguments) | |
| 3564 : Expression(loc, TOKnew, sizeof(NewExp)) | |
| 3565 { | |
| 3566 this->thisexp = thisexp; | |
| 3567 this->newargs = newargs; | |
| 3568 this->newtype = newtype; | |
| 3569 this->arguments = arguments; | |
| 3570 member = NULL; | |
| 3571 allocator = NULL; | |
| 3572 onstack = 0; | |
| 3573 } | |
| 3574 | |
| 3575 Expression *NewExp::syntaxCopy() | |
| 3576 { | |
| 3577 return new NewExp(loc, | |
| 3578 thisexp ? thisexp->syntaxCopy() : NULL, | |
| 3579 arraySyntaxCopy(newargs), | |
| 3580 newtype->syntaxCopy(), arraySyntaxCopy(arguments)); | |
| 3581 } | |
| 3582 | |
| 3583 | |
| 3584 Expression *NewExp::semantic(Scope *sc) | |
| 3585 { int i; | |
| 3586 Type *tb; | |
| 3587 ClassDeclaration *cdthis = NULL; | |
| 3588 | |
| 3589 #if LOGSEMANTIC | |
| 3590 printf("NewExp::semantic() %s\n", toChars()); | |
| 3591 if (thisexp) | |
| 3592 printf("\tthisexp = %s\n", thisexp->toChars()); | |
| 3593 printf("\tnewtype: %s\n", newtype->toChars()); | |
| 3594 #endif | |
| 3595 if (type) // if semantic() already run | |
| 3596 return this; | |
| 3597 | |
| 3598 Lagain: | |
| 3599 if (thisexp) | |
| 3600 { thisexp = thisexp->semantic(sc); | |
| 3601 cdthis = thisexp->type->isClassHandle(); | |
| 3602 if (cdthis) | |
| 3603 { | |
| 3604 sc = sc->push(cdthis); | |
| 3605 type = newtype->semantic(loc, sc); | |
| 3606 sc = sc->pop(); | |
| 3607 } | |
| 3608 else | |
| 3609 { | |
| 3610 error("'this' for nested class must be a class type, not %s", thisexp->type->toChars()); | |
| 3611 type = newtype->semantic(loc, sc); | |
| 3612 } | |
| 3613 } | |
| 3614 else | |
| 3615 type = newtype->semantic(loc, sc); | |
| 3616 newtype = type; // in case type gets cast to something else | |
| 3617 tb = type->toBasetype(); | |
| 3618 //printf("tb: %s, deco = %s\n", tb->toChars(), tb->deco); | |
| 3619 | |
| 3620 arrayExpressionSemantic(newargs, sc); | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
3621 preFunctionParameters(loc, sc, newargs); |
| 159 | 3622 arrayExpressionSemantic(arguments, sc); |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
3623 preFunctionParameters(loc, sc, arguments); |
| 159 | 3624 |
| 3625 if (thisexp && tb->ty != Tclass) | |
| 3626 error("e.new is only for allocating nested classes, not %s", tb->toChars()); | |
| 3627 | |
| 3628 if (tb->ty == Tclass) | |
| 3629 { TypeFunction *tf; | |
| 3630 | |
| 3631 TypeClass *tc = (TypeClass *)(tb); | |
| 3632 ClassDeclaration *cd = tc->sym->isClassDeclaration(); | |
| 3633 if (cd->isInterfaceDeclaration()) | |
| 3634 error("cannot create instance of interface %s", cd->toChars()); | |
| 3635 else if (cd->isAbstract()) | |
| 3636 { error("cannot create instance of abstract class %s", cd->toChars()); | |
| 3637 for (int i = 0; i < cd->vtbl.dim; i++) | |
| 3638 { FuncDeclaration *fd = ((Dsymbol *)cd->vtbl.data[i])->isFuncDeclaration(); | |
| 3639 if (fd && fd->isAbstract()) | |
| 3640 error("function %s is abstract", fd->toChars()); | |
| 3641 } | |
| 3642 } | |
| 3643 checkDeprecated(sc, cd); | |
| 3644 if (cd->isNested()) | |
| 3645 { /* We need a 'this' pointer for the nested class. | |
| 3646 * Ensure we have the right one. | |
| 3647 */ | |
| 3648 Dsymbol *s = cd->toParent2(); | |
| 3649 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
|
3650 FuncDeclaration *fdn = s->isFuncDeclaration(); |
| 159 | 3651 |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
3652 //printf("cd isNested, cdn = %s\n", cdn ? cdn->toChars() : "null"); |
| 159 | 3653 if (cdn) |
| 3654 { | |
| 3655 if (!cdthis) | |
| 3656 { | |
| 3657 // Supply an implicit 'this' and try again | |
| 3658 thisexp = new ThisExp(loc); | |
| 3659 for (Dsymbol *sp = sc->parent; 1; sp = sp->parent) | |
| 3660 { if (!sp) | |
| 3661 { | |
| 3662 error("outer class %s 'this' needed to 'new' nested class %s", cdn->toChars(), cd->toChars()); | |
| 3663 break; | |
| 3664 } | |
| 3665 ClassDeclaration *cdp = sp->isClassDeclaration(); | |
| 3666 if (!cdp) | |
| 3667 continue; | |
| 3668 if (cdp == cdn || cdn->isBaseOf(cdp, NULL)) | |
| 3669 break; | |
| 3670 // Add a '.outer' and try again | |
| 3671 thisexp = new DotIdExp(loc, thisexp, Id::outer); | |
| 3672 } | |
| 3673 if (!global.errors) | |
| 3674 goto Lagain; | |
| 3675 } | |
| 3676 if (cdthis) | |
| 3677 { | |
| 3678 //printf("cdthis = %s\n", cdthis->toChars()); | |
| 3679 if (cdthis != cdn && !cdn->isBaseOf(cdthis, NULL)) | |
| 3680 error("'this' for nested class must be of type %s, not %s", cdn->toChars(), thisexp->type->toChars()); | |
| 3681 } | |
| 3682 #if 0 | |
| 3683 else | |
| 3684 { | |
| 3685 for (Dsymbol *sf = sc->func; 1; sf= sf->toParent2()->isFuncDeclaration()) | |
| 3686 { | |
| 3687 if (!sf) | |
| 3688 { | |
| 3689 error("outer class %s 'this' needed to 'new' nested class %s", cdn->toChars(), cd->toChars()); | |
| 3690 break; | |
| 3691 } | |
| 3692 printf("sf = %s\n", sf->toChars()); | |
| 3693 AggregateDeclaration *ad = sf->isThis(); | |
| 3694 if (ad && (ad == cdn || cdn->isBaseOf(ad->isClassDeclaration(), NULL))) | |
| 3695 break; | |
| 3696 } | |
| 3697 } | |
| 3698 #endif | |
| 3699 } | |
| 3700 else if (thisexp) | |
| 3701 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
|
3702 else if (fdn) |
| 1587 | 3703 { |
|
639
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3704 // 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
|
3705 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
|
3706 { |
|
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 (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
|
3708 break; |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3709 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
|
3710 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
|
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 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
|
3713 break; |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3714 } |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3715 } |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3716 |
|
8aebdf56c455
Move check for access of context for nested class from backend into frontend.
Christian Kamm <kamm incasoftware de>
parents:
599
diff
changeset
|
3717 } |
| 159 | 3718 } |
| 3719 else if (thisexp) | |
| 3720 error("e.new is only for allocating nested classes"); | |
| 3721 | |
| 3722 FuncDeclaration *f = cd->ctor; | |
| 3723 if (f) | |
| 3724 { | |
| 3725 assert(f); | |
| 1587 | 3726 f = f->overloadResolve(loc, NULL, arguments, sc->module); |
| 159 | 3727 checkDeprecated(sc, f); |
| 3728 member = f->isCtorDeclaration(); | |
| 3729 assert(member); | |
| 3730 | |
| 3731 cd->accessCheck(loc, sc, member); | |
| 3732 | |
| 3733 tf = (TypeFunction *)f->type; | |
| 3734 type = tf->next; | |
| 3735 | |
| 3736 if (!arguments) | |
| 3737 arguments = new Expressions(); | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
3738 functionParameters(loc, sc, tf, arguments); |
| 159 | 3739 } |
| 3740 else | |
| 3741 { | |
| 3742 if (arguments && arguments->dim) | |
| 3743 error("no constructor for %s", cd->toChars()); | |
| 3744 } | |
| 3745 | |
| 3746 if (cd->aggNew) | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3747 { |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
3748 // 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
|
3749 Expression *e = new IntegerExp(loc, cd->size(loc), Type::tsize_t); |
| 159 | 3750 if (!newargs) |
| 3751 newargs = new Expressions(); | |
| 3752 newargs->shift(e); | |
| 3753 | |
| 1587 | 3754 f = cd->aggNew->overloadResolve(loc, NULL, newargs, sc->module); |
| 159 | 3755 allocator = f->isNewDeclaration(); |
| 3756 assert(allocator); | |
| 3757 | |
| 3758 tf = (TypeFunction *)f->type; | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
3759 functionParameters(loc, sc, tf, newargs); |
| 159 | 3760 } |
| 3761 else | |
| 3762 { | |
| 3763 if (newargs && newargs->dim) | |
| 3764 error("no allocator for %s", cd->toChars()); | |
| 3765 } | |
| 3766 } | |
| 3767 else if (tb->ty == Tstruct) | |
| 3768 { | |
| 3769 TypeStruct *ts = (TypeStruct *)tb; | |
| 3770 StructDeclaration *sd = ts->sym; | |
| 3771 FuncDeclaration *f = sd->aggNew; | |
| 3772 TypeFunction *tf; | |
| 3773 | |
| 3774 if (arguments && arguments->dim) | |
| 3775 error("no constructor for %s", type->toChars()); | |
| 3776 | |
| 3777 if (f) | |
| 3778 { | |
| 3779 Expression *e; | |
| 3780 | |
| 3781 // Prepend the uint size argument to newargs[] | |
| 3782 e = new IntegerExp(loc, sd->size(loc), Type::tuns32); | |
| 3783 if (!newargs) | |
| 3784 newargs = new Expressions(); | |
| 3785 newargs->shift(e); | |
| 3786 | |
| 1587 | 3787 f = f->overloadResolve(loc, NULL, newargs, sc->module); |
| 159 | 3788 allocator = f->isNewDeclaration(); |
| 3789 assert(allocator); | |
| 3790 | |
| 3791 tf = (TypeFunction *)f->type; | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
3792 functionParameters(loc, sc, tf, newargs); |
| 159 | 3793 |
| 3794 e = new VarExp(loc, f); | |
| 3795 e = new CallExp(loc, e, newargs); | |
| 3796 e = e->semantic(sc); | |
| 3797 e->type = type->pointerTo(); | |
| 3798 return e; | |
| 3799 } | |
| 3800 | |
| 3801 type = type->pointerTo(); | |
| 3802 } | |
| 3803 else if (tb->ty == Tarray && (arguments && arguments->dim)) | |
| 3804 { | |
| 3805 for (size_t i = 0; i < arguments->dim; i++) | |
| 3806 { | |
| 3807 if (tb->ty != Tarray) | |
| 3808 { error("too many arguments for array"); | |
| 3809 arguments->dim = i; | |
| 3810 break; | |
| 3811 } | |
| 3812 | |
| 3813 Expression *arg = (Expression *)arguments->data[i]; | |
| 3814 arg = resolveProperties(sc, arg); | |
| 3815 arg = arg->implicitCastTo(sc, Type::tsize_t); | |
| 3816 if (arg->op == TOKint64 && (long long)arg->toInteger() < 0) | |
| 3817 error("negative array index %s", arg->toChars()); | |
| 3818 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
|
3819 tb = ((TypeDArray *)tb)->next->toBasetype(); |
| 159 | 3820 } |
| 3821 } | |
| 3822 else if (tb->isscalar()) | |
| 3823 { | |
| 3824 if (arguments && arguments->dim) | |
| 3825 error("no constructor for %s", type->toChars()); | |
| 3826 | |
| 3827 type = type->pointerTo(); | |
| 3828 } | |
| 3829 else | |
| 3830 { | |
| 3831 error("new can only create structs, dynamic arrays or class objects, not %s's", type->toChars()); | |
| 3832 type = type->pointerTo(); | |
| 3833 } | |
| 3834 | |
| 3835 //printf("NewExp: '%s'\n", toChars()); | |
| 3836 //printf("NewExp:type '%s'\n", type->toChars()); | |
| 3837 | |
| 3838 return this; | |
| 3839 } | |
| 3840 | |
| 3841 int NewExp::checkSideEffect(int flag) | |
| 3842 { | |
| 3843 return 1; | |
| 3844 } | |
| 3845 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3846 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3847 int NewExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3848 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3849 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3850 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3851 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3852 |
| 159 | 3853 void NewExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 3854 { int i; | |
| 3855 | |
| 3856 if (thisexp) | |
| 3857 { expToCBuffer(buf, hgs, thisexp, PREC_primary); | |
| 3858 buf->writeByte('.'); | |
| 3859 } | |
| 3860 buf->writestring("new "); | |
| 3861 if (newargs && newargs->dim) | |
| 3862 { | |
| 3863 buf->writeByte('('); | |
| 3864 argsToCBuffer(buf, newargs, hgs); | |
| 3865 buf->writeByte(')'); | |
| 3866 } | |
| 3867 newtype->toCBuffer(buf, NULL, hgs); | |
| 3868 if (arguments && arguments->dim) | |
| 3869 { | |
| 3870 buf->writeByte('('); | |
| 3871 argsToCBuffer(buf, arguments, hgs); | |
| 3872 buf->writeByte(')'); | |
| 3873 } | |
| 3874 } | |
| 3875 | |
| 3876 /********************** NewAnonClassExp **************************************/ | |
| 3877 | |
| 3878 NewAnonClassExp::NewAnonClassExp(Loc loc, Expression *thisexp, | |
| 3879 Expressions *newargs, ClassDeclaration *cd, Expressions *arguments) | |
| 3880 : Expression(loc, TOKnewanonclass, sizeof(NewAnonClassExp)) | |
| 3881 { | |
| 3882 this->thisexp = thisexp; | |
| 3883 this->newargs = newargs; | |
| 3884 this->cd = cd; | |
| 3885 this->arguments = arguments; | |
| 3886 } | |
| 3887 | |
| 3888 Expression *NewAnonClassExp::syntaxCopy() | |
| 3889 { | |
| 3890 return new NewAnonClassExp(loc, | |
| 3891 thisexp ? thisexp->syntaxCopy() : NULL, | |
| 3892 arraySyntaxCopy(newargs), | |
| 3893 (ClassDeclaration *)cd->syntaxCopy(NULL), | |
| 3894 arraySyntaxCopy(arguments)); | |
| 3895 } | |
| 3896 | |
| 3897 | |
| 3898 Expression *NewAnonClassExp::semantic(Scope *sc) | |
| 3899 { | |
| 3900 #if LOGSEMANTIC | |
| 3901 printf("NewAnonClassExp::semantic() %s\n", toChars()); | |
| 336 | 3902 //printf("thisexp = %p\n", thisexp); |
| 159 | 3903 //printf("type: %s\n", type->toChars()); |
| 3904 #endif | |
| 3905 | |
| 3906 Expression *d = new DeclarationExp(loc, cd); | |
| 3907 d = d->semantic(sc); | |
| 3908 | |
| 3909 Expression *n = new NewExp(loc, thisexp, newargs, cd->type, arguments); | |
| 3910 | |
| 3911 Expression *c = new CommaExp(loc, d, n); | |
| 3912 return c->semantic(sc); | |
| 3913 } | |
| 3914 | |
| 3915 int NewAnonClassExp::checkSideEffect(int flag) | |
| 3916 { | |
| 3917 return 1; | |
| 3918 } | |
| 3919 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3920 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3921 int NewAnonClassExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3922 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3923 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3924 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3925 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3926 |
| 159 | 3927 void NewAnonClassExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 3928 { int i; | |
| 3929 | |
| 3930 if (thisexp) | |
| 3931 { expToCBuffer(buf, hgs, thisexp, PREC_primary); | |
| 3932 buf->writeByte('.'); | |
| 3933 } | |
| 3934 buf->writestring("new"); | |
| 3935 if (newargs && newargs->dim) | |
| 3936 { | |
| 3937 buf->writeByte('('); | |
| 3938 argsToCBuffer(buf, newargs, hgs); | |
| 3939 buf->writeByte(')'); | |
| 3940 } | |
| 3941 buf->writestring(" class "); | |
| 3942 if (arguments && arguments->dim) | |
| 3943 { | |
| 3944 buf->writeByte('('); | |
| 3945 argsToCBuffer(buf, arguments, hgs); | |
| 3946 buf->writeByte(')'); | |
| 3947 } | |
| 3948 //buf->writestring(" { }"); | |
| 3949 if (cd) | |
| 3950 { | |
| 3951 cd->toCBuffer(buf, hgs); | |
| 3952 } | |
| 3953 } | |
| 3954 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3955 /********************** SymbolExp **************************************/ |
|
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 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3958 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
|
3959 : Expression(loc, op, size) |
|
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 assert(var); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3962 this->var = var; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3963 this->hasOverloads = hasOverloads; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3964 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3965 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
3966 |
| 159 | 3967 /********************** SymOffExp **************************************/ |
| 3968 | |
| 3969 SymOffExp::SymOffExp(Loc loc, Declaration *var, unsigned offset) | |
| 3970 : Expression(loc, TOKsymoff, sizeof(SymOffExp)) | |
| 3971 { | |
| 3972 assert(var); | |
| 3973 this->var = var; | |
| 3974 this->offset = offset; | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
3975 m = NULL; |
| 159 | 3976 VarDeclaration *v = var->isVarDeclaration(); |
| 3977 if (v && v->needThis()) | |
| 3978 error("need 'this' for address of %s", v->toChars()); | |
| 3979 } | |
| 3980 | |
| 3981 Expression *SymOffExp::semantic(Scope *sc) | |
| 3982 { | |
| 3983 #if LOGSEMANTIC | |
| 3984 printf("SymOffExp::semantic('%s')\n", toChars()); | |
| 3985 #endif | |
| 3986 //var->semantic(sc); | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
3987 m = sc->module; |
| 159 | 3988 if (!type) |
| 3989 type = var->type->pointerTo(); | |
| 3990 VarDeclaration *v = var->isVarDeclaration(); | |
| 3991 if (v) | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
3992 v->checkNestedReference(sc, loc); |
| 159 | 3993 return this; |
| 3994 } | |
| 3995 | |
| 3996 int SymOffExp::isBool(int result) | |
| 3997 { | |
| 3998 return result ? TRUE : FALSE; | |
| 3999 } | |
| 4000 | |
| 4001 void SymOffExp::checkEscape() | |
| 4002 { | |
| 4003 VarDeclaration *v = var->isVarDeclaration(); | |
| 4004 if (v) | |
| 4005 { | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4006 if (!v->isDataseg() && !(v->storage_class & (STCref | STCout))) |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4007 { /* BUG: This should be allowed: |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4008 * void foo() |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4009 * { int a; |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4010 * int* bar() { return &a; } |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4011 * } |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4012 */ |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4013 error("escaping reference to local %s", v->toChars()); |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4014 } |
| 159 | 4015 } |
| 4016 } | |
| 4017 | |
| 4018 void SymOffExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 4019 { | |
| 4020 if (offset) | |
| 4021 buf->printf("(& %s+%u)", var->toChars(), offset); | |
| 4022 else | |
| 4023 buf->printf("& %s", var->toChars()); | |
| 4024 } | |
| 4025 | |
| 4026 /******************************** VarExp **************************/ | |
| 4027 | |
| 4028 VarExp::VarExp(Loc loc, Declaration *var) | |
| 4029 : Expression(loc, TOKvar, sizeof(VarExp)) | |
| 4030 { | |
| 4031 //printf("VarExp(this = %p, '%s')\n", this, var->toChars()); | |
| 4032 this->var = var; | |
| 4033 this->type = var->type; | |
| 4034 } | |
| 4035 | |
| 4036 int VarExp::equals(Object *o) | |
| 4037 { VarExp *ne; | |
| 4038 | |
| 4039 if (this == o || | |
| 4040 (((Expression *)o)->op == TOKvar && | |
| 4041 ((ne = (VarExp *)o), type->equals(ne->type)) && | |
| 4042 var == ne->var)) | |
| 4043 return 1; | |
| 4044 return 0; | |
| 4045 } | |
| 4046 | |
| 4047 Expression *VarExp::semantic(Scope *sc) | |
| 4048 { FuncLiteralDeclaration *fd; | |
| 4049 | |
| 4050 #if LOGSEMANTIC | |
| 4051 printf("VarExp::semantic(%s)\n", toChars()); | |
| 4052 #endif | |
| 4053 if (!type) | |
| 4054 { type = var->type; | |
| 4055 #if 0 | |
| 4056 if (var->storage_class & STClazy) | |
| 4057 { | |
| 4058 TypeFunction *tf = new TypeFunction(NULL, type, 0, LINKd); | |
| 4059 type = new TypeDelegate(tf); | |
| 4060 type = type->semantic(loc, sc); | |
| 4061 } | |
| 4062 #endif | |
| 4063 } | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4064 |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4065 /* 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
|
4066 * problems when instantiating imported templates passing private |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4067 * variables as alias template parameters. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4068 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4069 //accessCheck(loc, sc, NULL, var); |
| 159 | 4070 |
| 4071 VarDeclaration *v = var->isVarDeclaration(); | |
| 4072 if (v) | |
| 4073 { | |
|
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
|
4074 if (v->isSameAsInitializer() && type->toBasetype()->ty != Tsarray && v->init) |
| 159 | 4075 { |
| 4076 ExpInitializer *ei = v->init->isExpInitializer(); | |
| 4077 if (ei) | |
| 4078 { | |
| 4079 //ei->exp->implicitCastTo(sc, type)->print(); | |
| 4080 return ei->exp->implicitCastTo(sc, type); | |
| 4081 } | |
| 4082 } | |
| 4083 v->checkNestedReference(sc, loc); | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4084 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4085 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
|
4086 { |
|
1619
c61782a76dff
Merge DMD r304: refactor invariant => immutable
Leandro Lucarella <llucax@gmail.com>
parents:
1618
diff
changeset
|
4087 if (v->isDataseg() && !v->isImmutable()) |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4088 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
|
4089 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4090 #endif |
| 159 | 4091 } |
| 4092 #if 0 | |
| 4093 else if ((fd = var->isFuncLiteralDeclaration()) != NULL) | |
| 4094 { Expression *e; | |
| 4095 e = new FuncExp(loc, fd); | |
| 4096 e->type = type; | |
| 4097 return e; | |
| 4098 } | |
| 4099 #endif | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4100 |
| 159 | 4101 return this; |
| 4102 } | |
| 4103 | |
| 4104 char *VarExp::toChars() | |
| 4105 { | |
| 4106 return var->toChars(); | |
| 4107 } | |
| 4108 | |
| 4109 void VarExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 4110 { | |
| 4111 buf->writestring(var->toChars()); | |
| 4112 } | |
| 4113 | |
| 4114 void VarExp::checkEscape() | |
| 4115 { | |
| 4116 VarDeclaration *v = var->isVarDeclaration(); | |
| 4117 if (v) | |
| 4118 { Type *tb = v->type->toBasetype(); | |
| 4119 // if reference type | |
| 4120 if (tb->ty == Tarray || tb->ty == Tsarray || tb->ty == Tclass) | |
| 4121 { | |
|
1530
05c235309d6f
Make the auto storage class never have the same meaning as scope.
Christian Kamm <kamm incasoftware de>
parents:
1499
diff
changeset
|
4122 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
|
4123 error("escaping reference to scope local %s", v->toChars()); |
| 159 | 4124 else if (v->storage_class & STCvariadic) |
| 4125 error("escaping reference to variadic parameter %s", v->toChars()); | |
| 4126 } | |
| 4127 } | |
| 4128 } | |
| 4129 | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4130 void VarExp::checkEscapeRef() |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4131 { |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4132 VarDeclaration *v = var->isVarDeclaration(); |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4133 if (v) |
|
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 if (!v->isDataseg() && !(v->storage_class & (STCref | STCout))) |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4136 error("escaping reference to local variable %s", v->toChars()); |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4137 } |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4138 } |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4139 |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4140 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4141 int VarExp::isLvalue() |
|
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 if (var->storage_class & STClazy) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4144 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4145 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4146 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4147 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4148 |
| 159 | 4149 Expression *VarExp::toLvalue(Scope *sc, Expression *e) |
| 4150 { | |
| 4151 #if 0 | |
| 4152 tym = tybasic(e1->ET->Tty); | |
| 4153 if (!(tyscalar(tym) || | |
| 4154 tym == TYstruct || | |
| 4155 tym == TYarray && e->Eoper == TOKaddr)) | |
| 4156 synerr(EM_lvalue); // lvalue expected | |
| 4157 #endif | |
| 4158 if (var->storage_class & STClazy) | |
| 4159 error("lazy variables cannot be lvalues"); | |
| 4160 return this; | |
| 4161 } | |
| 4162 | |
| 4163 Expression *VarExp::modifiableLvalue(Scope *sc, Expression *e) | |
| 4164 { | |
| 4165 //printf("VarExp::modifiableLvalue('%s')\n", var->toChars()); | |
| 4166 if (sc->incontract && var->isParameter()) | |
| 4167 error("cannot modify parameter '%s' in contract", var->toChars()); | |
| 4168 | |
| 4169 if (type && type->toBasetype()->ty == Tsarray) | |
| 4170 error("cannot change reference to static array '%s'", var->toChars()); | |
| 4171 | |
| 4172 VarDeclaration *v = var->isVarDeclaration(); | |
| 4173 if (v && v->canassign == 0 && | |
| 4174 (var->isConst() || (global.params.Dversion > 1 && var->isFinal()))) | |
| 4175 error("cannot modify final variable '%s'", var->toChars()); | |
| 4176 | |
| 4177 if (var->isCtorinit()) | |
| 4178 { // It's only modifiable if inside the right constructor | |
| 4179 Dsymbol *s = sc->func; | |
| 4180 while (1) | |
| 4181 { | |
| 4182 FuncDeclaration *fd = NULL; | |
| 4183 if (s) | |
| 4184 fd = s->isFuncDeclaration(); | |
| 4185 if (fd && | |
| 4186 ((fd->isCtorDeclaration() && var->storage_class & STCfield) || | |
| 4187 (fd->isStaticCtorDeclaration() && !(var->storage_class & STCfield))) && | |
| 4188 fd->toParent() == var->toParent() | |
| 4189 ) | |
| 4190 { | |
| 4191 VarDeclaration *v = var->isVarDeclaration(); | |
| 4192 assert(v); | |
| 4193 v->ctorinit = 1; | |
| 4194 //printf("setting ctorinit\n"); | |
| 4195 } | |
| 4196 else | |
| 4197 { | |
| 4198 if (s) | |
| 4199 { s = s->toParent2(); | |
| 4200 continue; | |
| 4201 } | |
| 4202 else | |
| 4203 { | |
| 4204 const char *p = var->isStatic() ? "static " : ""; | |
| 4205 error("can only initialize %sconst %s inside %sconstructor", | |
| 4206 p, var->toChars(), p); | |
| 4207 } | |
| 4208 } | |
| 4209 break; | |
| 4210 } | |
| 4211 } | |
| 4212 | |
| 4213 // See if this expression is a modifiable lvalue (i.e. not const) | |
| 4214 return toLvalue(sc, e); | |
| 4215 } | |
| 4216 | |
| 4217 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4218 /******************************** 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 #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
|
4221 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
|
4222 : 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
|
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 //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
|
4225 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
|
4226 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
|
4227 } |
|
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 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
|
4230 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4231 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
|
4232 } |
|
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 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
|
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 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
|
4237 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4238 #endif |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4239 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4240 |
| 159 | 4241 /******************************** TupleExp **************************/ |
| 4242 | |
| 4243 TupleExp::TupleExp(Loc loc, Expressions *exps) | |
| 4244 : Expression(loc, TOKtuple, sizeof(TupleExp)) | |
| 4245 { | |
| 4246 //printf("TupleExp(this = %p)\n", this); | |
| 4247 this->exps = exps; | |
| 4248 this->type = NULL; | |
| 4249 } | |
| 4250 | |
| 4251 | |
| 4252 TupleExp::TupleExp(Loc loc, TupleDeclaration *tup) | |
| 4253 : Expression(loc, TOKtuple, sizeof(TupleExp)) | |
| 4254 { | |
| 4255 exps = new Expressions(); | |
| 4256 type = NULL; | |
| 4257 | |
| 4258 exps->reserve(tup->objects->dim); | |
| 4259 for (size_t i = 0; i < tup->objects->dim; i++) | |
| 4260 { Object *o = (Object *)tup->objects->data[i]; | |
| 4261 if (o->dyncast() == DYNCAST_EXPRESSION) | |
| 4262 { | |
| 4263 Expression *e = (Expression *)o; | |
| 4264 e = e->syntaxCopy(); | |
| 4265 exps->push(e); | |
| 4266 } | |
| 4267 else if (o->dyncast() == DYNCAST_DSYMBOL) | |
| 4268 { | |
| 4269 Dsymbol *s = (Dsymbol *)o; | |
| 4270 Expression *e = new DsymbolExp(loc, s); | |
| 4271 exps->push(e); | |
| 4272 } | |
| 4273 else if (o->dyncast() == DYNCAST_TYPE) | |
| 4274 { | |
| 4275 Type *t = (Type *)o; | |
| 4276 Expression *e = new TypeExp(loc, t); | |
| 4277 exps->push(e); | |
| 4278 } | |
| 4279 else | |
| 4280 { | |
| 4281 error("%s is not an expression", o->toChars()); | |
| 4282 } | |
| 4283 } | |
| 4284 } | |
| 4285 | |
| 4286 int TupleExp::equals(Object *o) | |
| 4287 { TupleExp *ne; | |
| 4288 | |
| 4289 if (this == o) | |
| 4290 return 1; | |
| 4291 if (((Expression *)o)->op == TOKtuple) | |
| 4292 { | |
| 4293 TupleExp *te = (TupleExp *)o; | |
| 4294 if (exps->dim != te->exps->dim) | |
| 4295 return 0; | |
| 4296 for (size_t i = 0; i < exps->dim; i++) | |
| 4297 { Expression *e1 = (Expression *)exps->data[i]; | |
| 4298 Expression *e2 = (Expression *)te->exps->data[i]; | |
| 4299 | |
| 4300 if (!e1->equals(e2)) | |
| 4301 return 0; | |
| 4302 } | |
| 4303 return 1; | |
| 4304 } | |
| 4305 return 0; | |
| 4306 } | |
| 4307 | |
| 4308 Expression *TupleExp::syntaxCopy() | |
| 4309 { | |
| 4310 return new TupleExp(loc, arraySyntaxCopy(exps)); | |
| 4311 } | |
| 4312 | |
| 4313 Expression *TupleExp::semantic(Scope *sc) | |
| 4314 { | |
| 4315 #if LOGSEMANTIC | |
| 4316 printf("+TupleExp::semantic(%s)\n", toChars()); | |
| 4317 #endif | |
| 4318 if (type) | |
| 4319 return this; | |
| 4320 | |
| 4321 // Run semantic() on each argument | |
| 4322 for (size_t i = 0; i < exps->dim; i++) | |
| 4323 { Expression *e = (Expression *)exps->data[i]; | |
| 4324 | |
| 4325 e = e->semantic(sc); | |
| 4326 if (!e->type) | |
| 4327 { error("%s has no value", e->toChars()); | |
| 4328 e->type = Type::terror; | |
| 4329 } | |
| 4330 exps->data[i] = (void *)e; | |
| 4331 } | |
| 4332 | |
| 4333 expandTuples(exps); | |
| 4334 if (0 && exps->dim == 1) | |
| 4335 { | |
| 4336 return (Expression *)exps->data[0]; | |
| 4337 } | |
| 4338 type = new TypeTuple(exps); | |
| 1587 | 4339 type = type->semantic(loc, sc); |
| 159 | 4340 //printf("-TupleExp::semantic(%s)\n", toChars()); |
| 4341 return this; | |
| 4342 } | |
| 4343 | |
| 4344 void TupleExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 4345 { | |
| 4346 buf->writestring("tuple("); | |
| 4347 argsToCBuffer(buf, exps, hgs); | |
| 4348 buf->writeByte(')'); | |
| 4349 } | |
| 4350 | |
| 4351 int TupleExp::checkSideEffect(int flag) | |
| 4352 { int f = 0; | |
| 4353 | |
| 4354 for (int i = 0; i < exps->dim; i++) | |
| 4355 { Expression *e = (Expression *)exps->data[i]; | |
| 4356 | |
| 4357 f |= e->checkSideEffect(2); | |
| 4358 } | |
| 4359 if (flag == 0 && f == 0) | |
| 4360 Expression::checkSideEffect(0); | |
| 4361 return f; | |
| 4362 } | |
| 4363 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4364 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4365 int TupleExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4366 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4367 return arrayExpressionCanThrow(exps); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4368 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4369 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4370 |
| 159 | 4371 void TupleExp::checkEscape() |
| 4372 { | |
| 4373 for (size_t i = 0; i < exps->dim; i++) | |
| 4374 { Expression *e = (Expression *)exps->data[i]; | |
| 4375 e->checkEscape(); | |
| 4376 } | |
| 4377 } | |
| 4378 | |
| 4379 /******************************** FuncExp *********************************/ | |
| 4380 | |
| 4381 FuncExp::FuncExp(Loc loc, FuncLiteralDeclaration *fd) | |
| 4382 : Expression(loc, TOKfunction, sizeof(FuncExp)) | |
| 4383 { | |
| 4384 this->fd = fd; | |
| 4385 } | |
| 4386 | |
| 4387 Expression *FuncExp::syntaxCopy() | |
| 4388 { | |
| 4389 return new FuncExp(loc, (FuncLiteralDeclaration *)fd->syntaxCopy(NULL)); | |
| 4390 } | |
| 4391 | |
| 4392 Expression *FuncExp::semantic(Scope *sc) | |
| 4393 { | |
| 4394 #if LOGSEMANTIC | |
| 4395 printf("FuncExp::semantic(%s)\n", toChars()); | |
| 4396 #endif | |
| 4397 if (!type) | |
| 4398 { | |
| 4399 fd->semantic(sc); | |
| 4400 fd->parent = sc->parent; | |
| 4401 if (global.errors) | |
| 4402 { | |
| 4403 } | |
| 4404 else | |
| 4405 { | |
| 4406 fd->semantic2(sc); | |
| 1587 | 4407 if (!global.errors || |
| 4408 // need to infer return type | |
| 4409 (fd->type && fd->type->ty == Tfunction && !fd->type->nextOf())) | |
| 159 | 4410 { |
| 4411 fd->semantic3(sc); | |
| 4412 | |
| 4413 if (!global.errors && global.params.useInline) | |
| 4414 fd->inlineScan(); | |
| 4415 } | |
| 4416 } | |
| 4417 | |
| 1587 | 4418 // need to infer return type |
| 4419 if (global.errors && fd->type && fd->type->ty == Tfunction && !fd->type->nextOf()) | |
| 4420 ((TypeFunction *)fd->type)->next = Type::terror; | |
| 4421 | |
| 159 | 4422 // Type is a "delegate to" or "pointer to" the function literal |
| 4423 if (fd->isNested()) | |
| 4424 { | |
| 4425 type = new TypeDelegate(fd->type); | |
| 4426 type = type->semantic(loc, sc); | |
| 4427 } | |
| 4428 else | |
| 4429 { | |
| 4430 type = fd->type->pointerTo(); | |
| 4431 } | |
| 4432 } | |
| 4433 return this; | |
| 4434 } | |
| 4435 | |
| 4436 char *FuncExp::toChars() | |
| 4437 { | |
| 4438 return fd->toChars(); | |
| 4439 } | |
| 4440 | |
| 4441 void FuncExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 4442 { | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
4443 fd->toCBuffer(buf, hgs); |
|
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
4444 //buf->writestring(fd->toChars()); |
| 159 | 4445 } |
| 4446 | |
| 4447 | |
| 4448 /******************************** DeclarationExp **************************/ | |
| 4449 | |
| 4450 DeclarationExp::DeclarationExp(Loc loc, Dsymbol *declaration) | |
| 4451 : Expression(loc, TOKdeclaration, sizeof(DeclarationExp)) | |
| 4452 { | |
| 4453 this->declaration = declaration; | |
| 4454 } | |
| 4455 | |
| 4456 Expression *DeclarationExp::syntaxCopy() | |
| 4457 { | |
| 4458 return new DeclarationExp(loc, declaration->syntaxCopy(NULL)); | |
| 4459 } | |
| 4460 | |
| 4461 Expression *DeclarationExp::semantic(Scope *sc) | |
| 4462 { | |
| 4463 if (type) | |
| 4464 return this; | |
| 4465 | |
| 4466 #if LOGSEMANTIC | |
| 4467 printf("DeclarationExp::semantic() %s\n", toChars()); | |
| 4468 #endif | |
| 4469 | |
| 4470 /* This is here to support extern(linkage) declaration, | |
| 4471 * where the extern(linkage) winds up being an AttribDeclaration | |
| 4472 * wrapper. | |
| 4473 */ | |
| 4474 Dsymbol *s = declaration; | |
| 4475 | |
| 4476 AttribDeclaration *ad = declaration->isAttribDeclaration(); | |
| 4477 if (ad) | |
| 4478 { | |
| 4479 if (ad->decl && ad->decl->dim == 1) | |
| 4480 s = (Dsymbol *)ad->decl->data[0]; | |
| 4481 } | |
| 4482 | |
| 4483 if (s->isVarDeclaration()) | |
| 4484 { // Do semantic() on initializer first, so: | |
| 4485 // int a = a; | |
| 4486 // will be illegal. | |
| 4487 declaration->semantic(sc); | |
| 4488 s->parent = sc->parent; | |
| 4489 } | |
| 4490 | |
| 4491 //printf("inserting '%s' %p into sc = %p\n", s->toChars(), s, sc); | |
| 4492 // Insert into both local scope and function scope. | |
| 4493 // Must be unique in both. | |
| 4494 if (s->ident) | |
| 4495 { | |
| 4496 if (!sc->insert(s)) | |
| 4497 error("declaration %s is already defined", s->toPrettyChars()); | |
| 4498 else if (sc->func) | |
| 4499 { VarDeclaration *v = s->isVarDeclaration(); | |
| 4500 if ((s->isFuncDeclaration() /*|| v && v->storage_class & STCstatic*/) && | |
| 4501 !sc->func->localsymtab->insert(s)) | |
| 4502 error("declaration %s is already defined in another scope in %s", s->toPrettyChars(), sc->func->toChars()); | |
| 4503 else if (!global.params.useDeprecated) | |
| 4504 { // Disallow shadowing | |
| 4505 | |
| 4506 for (Scope *scx = sc->enclosing; scx && scx->func == sc->func; scx = scx->enclosing) | |
| 4507 { Dsymbol *s2; | |
| 4508 | |
| 4509 if (scx->scopesym && scx->scopesym->symtab && | |
| 4510 (s2 = scx->scopesym->symtab->lookup(s->ident)) != NULL && | |
| 4511 s != s2) | |
| 4512 { | |
| 4513 error("shadowing declaration %s is deprecated", s->toPrettyChars()); | |
| 4514 } | |
| 4515 } | |
| 4516 } | |
| 4517 } | |
| 4518 } | |
| 4519 if (!s->isVarDeclaration()) | |
| 4520 { | |
| 1587 | 4521 Scope *sc2 = sc; |
| 4522 if (sc2->stc & (STCpure | STCnothrow)) | |
| 4523 sc2 = sc->push(); | |
| 4524 sc2->stc &= ~(STCpure | STCnothrow); | |
| 4525 declaration->semantic(sc2); | |
| 4526 if (sc2 != sc) | |
| 4527 sc2->pop(); | |
| 159 | 4528 s->parent = sc->parent; |
| 4529 } | |
| 4530 if (!global.errors) | |
| 4531 { | |
| 4532 declaration->semantic2(sc); | |
| 4533 if (!global.errors) | |
| 4534 { | |
| 4535 declaration->semantic3(sc); | |
| 4536 | |
| 4537 if (!global.errors && global.params.useInline) | |
| 4538 declaration->inlineScan(); | |
| 4539 } | |
| 4540 } | |
| 4541 | |
| 4542 type = Type::tvoid; | |
| 4543 return this; | |
| 4544 } | |
| 4545 | |
| 4546 int DeclarationExp::checkSideEffect(int flag) | |
| 4547 { | |
| 4548 return 1; | |
| 4549 } | |
| 4550 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4551 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4552 int DeclarationExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4553 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4554 VarDeclaration *v = declaration->isVarDeclaration(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4555 if (v && v->init) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4556 { ExpInitializer *ie = v->init->isExpInitializer(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4557 return ie && ie->exp->canThrow(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4558 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4559 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4560 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4561 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4562 |
| 159 | 4563 void DeclarationExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 4564 { | |
| 4565 declaration->toCBuffer(buf, hgs); | |
| 4566 } | |
| 4567 | |
| 4568 | |
| 4569 /************************ TypeidExp ************************************/ | |
| 4570 | |
| 4571 /* | |
| 4572 * typeid(int) | |
| 4573 */ | |
| 4574 | |
| 4575 TypeidExp::TypeidExp(Loc loc, Type *typeidType) | |
| 4576 : Expression(loc, TOKtypeid, sizeof(TypeidExp)) | |
| 4577 { | |
| 4578 this->typeidType = typeidType; | |
| 4579 } | |
| 4580 | |
| 4581 | |
| 4582 Expression *TypeidExp::syntaxCopy() | |
| 4583 { | |
| 4584 return new TypeidExp(loc, typeidType->syntaxCopy()); | |
| 4585 } | |
| 4586 | |
| 4587 | |
| 4588 Expression *TypeidExp::semantic(Scope *sc) | |
| 4589 { Expression *e; | |
| 4590 | |
| 4591 #if LOGSEMANTIC | |
| 4592 printf("TypeidExp::semantic()\n"); | |
| 4593 #endif | |
| 4594 typeidType = typeidType->semantic(loc, sc); | |
| 4595 e = typeidType->getTypeInfo(sc); | |
| 336 | 4596 if (e->loc.linnum == 0) |
| 4597 e->loc = loc; // so there's at least some line number info | |
| 159 | 4598 return e; |
| 4599 } | |
| 4600 | |
| 4601 void TypeidExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 4602 { | |
| 4603 buf->writestring("typeid("); | |
| 4604 typeidType->toCBuffer(buf, NULL, hgs); | |
| 4605 buf->writeByte(')'); | |
| 4606 } | |
| 4607 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4608 /************************ TraitsExp ************************************/ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4609 #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
|
4610 /* |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4611 * __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
|
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 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4614 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
|
4615 : 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
|
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 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
|
4618 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
|
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 |
|
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 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
|
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 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
|
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 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4627 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4628 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
|
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 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
|
4631 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
|
4632 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
|
4633 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4634 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
|
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 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
|
4637 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
|
4638 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
|
4639 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4640 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4641 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
|
4642 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4643 #endif |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4644 |
| 159 | 4645 /************************************************************/ |
| 4646 | |
| 4647 HaltExp::HaltExp(Loc loc) | |
| 4648 : Expression(loc, TOKhalt, sizeof(HaltExp)) | |
| 4649 { | |
| 4650 } | |
| 4651 | |
| 4652 Expression *HaltExp::semantic(Scope *sc) | |
| 4653 { | |
| 4654 #if LOGSEMANTIC | |
| 4655 printf("HaltExp::semantic()\n"); | |
| 4656 #endif | |
| 4657 type = Type::tvoid; | |
| 4658 return this; | |
| 4659 } | |
| 4660 | |
| 4661 int HaltExp::checkSideEffect(int flag) | |
| 4662 { | |
| 4663 return 1; | |
| 4664 } | |
| 4665 | |
| 4666 void HaltExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 4667 { | |
| 4668 buf->writestring("halt"); | |
| 4669 } | |
| 4670 | |
| 4671 /************************************************************/ | |
| 4672 | |
| 4673 IsExp::IsExp(Loc loc, Type *targ, Identifier *id, enum TOK tok, | |
| 4674 Type *tspec, enum TOK tok2) | |
| 4675 : Expression(loc, TOKis, sizeof(IsExp)) | |
| 4676 { | |
| 4677 this->targ = targ; | |
| 4678 this->id = id; | |
| 4679 this->tok = tok; | |
| 4680 this->tspec = tspec; | |
| 4681 this->tok2 = tok2; | |
| 4682 } | |
| 4683 | |
| 4684 Expression *IsExp::syntaxCopy() | |
| 4685 { | |
| 4686 return new IsExp(loc, | |
| 4687 targ->syntaxCopy(), | |
| 4688 id, | |
| 4689 tok, | |
| 4690 tspec ? tspec->syntaxCopy() : NULL, | |
| 4691 tok2); | |
| 4692 } | |
| 4693 | |
| 4694 Expression *IsExp::semantic(Scope *sc) | |
| 4695 { Type *tded; | |
| 4696 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4697 /* 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
|
4698 * 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
|
4699 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4700 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4701 //printf("IsExp::semantic(%s)\n", toChars()); |
| 159 | 4702 if (id && !(sc->flags & SCOPEstaticif)) |
| 4703 error("can only declare type aliases within static if conditionals"); | |
| 4704 | |
| 4705 unsigned errors_save = global.errors; | |
| 4706 global.errors = 0; | |
| 4707 global.gag++; // suppress printing of error messages | |
| 4708 targ = targ->semantic(loc, sc); | |
| 4709 global.gag--; | |
| 4710 unsigned gerrors = global.errors; | |
| 4711 global.errors = errors_save; | |
| 4712 | |
| 4713 if (gerrors) // if any errors happened | |
| 4714 { // then condition is false | |
| 4715 goto Lno; | |
| 4716 } | |
| 4717 else if (tok2 != TOKreserved) | |
| 4718 { | |
| 4719 switch (tok2) | |
| 4720 { | |
| 4721 case TOKtypedef: | |
| 4722 if (targ->ty != Ttypedef) | |
| 4723 goto Lno; | |
| 4724 tded = ((TypeTypedef *)targ)->sym->basetype; | |
| 4725 break; | |
| 4726 | |
| 4727 case TOKstruct: | |
| 4728 if (targ->ty != Tstruct) | |
| 4729 goto Lno; | |
| 4730 if (((TypeStruct *)targ)->sym->isUnionDeclaration()) | |
| 4731 goto Lno; | |
| 4732 tded = targ; | |
| 4733 break; | |
| 4734 | |
| 4735 case TOKunion: | |
| 4736 if (targ->ty != Tstruct) | |
| 4737 goto Lno; | |
| 4738 if (!((TypeStruct *)targ)->sym->isUnionDeclaration()) | |
| 4739 goto Lno; | |
| 4740 tded = targ; | |
| 4741 break; | |
| 4742 | |
| 4743 case TOKclass: | |
| 4744 if (targ->ty != Tclass) | |
| 4745 goto Lno; | |
| 4746 if (((TypeClass *)targ)->sym->isInterfaceDeclaration()) | |
| 4747 goto Lno; | |
| 4748 tded = targ; | |
| 4749 break; | |
| 4750 | |
| 4751 case TOKinterface: | |
| 4752 if (targ->ty != Tclass) | |
| 4753 goto Lno; | |
| 4754 if (!((TypeClass *)targ)->sym->isInterfaceDeclaration()) | |
| 4755 goto Lno; | |
| 4756 tded = targ; | |
| 4757 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
|
4758 #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
|
4759 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
|
4760 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
|
4761 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
|
4762 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
|
4763 break; |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4764 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4765 case TOKinvariant: |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4766 case TOKimmutable: |
|
1619
c61782a76dff
Merge DMD r304: refactor invariant => immutable
Leandro Lucarella <llucax@gmail.com>
parents:
1618
diff
changeset
|
4767 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
|
4768 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
|
4769 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
|
4770 break; |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4771 |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4772 case TOKshared: |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4773 if (!targ->isShared()) |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4774 goto Lno; |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4775 tded = targ; |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4776 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
|
4777 #endif |
| 159 | 4778 |
| 4779 case TOKsuper: | |
| 4780 // If class or interface, get the base class and interfaces | |
| 4781 if (targ->ty != Tclass) | |
| 4782 goto Lno; | |
| 4783 else | |
| 4784 { ClassDeclaration *cd = ((TypeClass *)targ)->sym; | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
4785 Parameters *args = new Parameters; |
| 159 | 4786 args->reserve(cd->baseclasses.dim); |
| 4787 for (size_t i = 0; i < cd->baseclasses.dim; i++) | |
| 4788 { BaseClass *b = (BaseClass *)cd->baseclasses.data[i]; | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
4789 args->push(new Parameter(STCin, b->type, NULL, NULL)); |
| 159 | 4790 } |
| 4791 tded = new TypeTuple(args); | |
| 4792 } | |
| 4793 break; | |
| 4794 | |
| 4795 case TOKenum: | |
| 4796 if (targ->ty != Tenum) | |
| 4797 goto Lno; | |
| 4798 tded = ((TypeEnum *)targ)->sym->memtype; | |
| 4799 break; | |
| 4800 | |
| 4801 case TOKdelegate: | |
| 4802 if (targ->ty != Tdelegate) | |
| 4803 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
|
4804 tded = ((TypeDelegate *)targ)->next; // the underlying function type |
| 159 | 4805 break; |
| 4806 | |
| 4807 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
|
4808 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
4809 if (targ->ty != Tfunction) |
| 159 | 4810 goto Lno; |
| 4811 tded = targ; | |
| 4812 | |
| 4813 /* Generate tuple from function parameter types. | |
| 4814 */ | |
| 4815 assert(tded->ty == Tfunction); | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
4816 Parameters *params = ((TypeFunction *)tded)->parameters; |
|
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
4817 size_t dim = Parameter::dim(params); |
|
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
4818 Parameters *args = new Parameters; |
| 159 | 4819 args->reserve(dim); |
| 4820 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
|
4821 { Parameter *arg = Parameter::getNth(params, i); |
| 159 | 4822 assert(arg && arg->type); |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
4823 args->push(new Parameter(arg->storageClass, arg->type, NULL, NULL)); |
| 159 | 4824 } |
| 4825 tded = new TypeTuple(args); | |
| 4826 break; | |
| 4827 } | |
| 4828 case TOKreturn: | |
| 4829 /* Get the 'return type' for the function, | |
| 4830 * delegate, or pointer to function. | |
| 4831 */ | |
| 4832 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
|
4833 tded = ((TypeFunction *)targ)->next; |
| 159 | 4834 else if (targ->ty == Tdelegate) |
| 4835 tded = targ->next->next; | |
| 4836 else if (targ->ty == Tpointer && targ->next->ty == Tfunction) | |
| 4837 tded = targ->next->next; | |
| 4838 else | |
| 4839 goto Lno; | |
| 4840 break; | |
| 4841 | |
| 4842 default: | |
| 4843 assert(0); | |
| 4844 } | |
| 4845 goto Lyes; | |
| 4846 } | |
| 4847 else if (id && tspec) | |
| 4848 { | |
| 4849 /* Evaluate to TRUE if targ matches tspec. | |
| 4850 * If TRUE, declare id as an alias for the specialized type. | |
| 4851 */ | |
| 4852 | |
| 4853 MATCH m; | |
| 4854 TemplateTypeParameter tp(loc, id, NULL, NULL); | |
| 4855 | |
| 4856 TemplateParameters parameters; | |
| 4857 parameters.setDim(1); | |
| 4858 parameters.data[0] = (void *)&tp; | |
| 4859 | |
| 4860 Objects dedtypes; | |
| 4861 dedtypes.setDim(1); | |
| 4862 dedtypes.data[0] = NULL; | |
| 4863 | |
| 4864 m = targ->deduceType(NULL, tspec, ¶meters, &dedtypes); | |
| 4865 if (m == MATCHnomatch || | |
| 4866 (m != MATCHexact && tok == TOKequal)) | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4867 { |
| 159 | 4868 goto Lno; |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4869 } |
| 159 | 4870 else |
| 4871 { | |
| 4872 assert(dedtypes.dim == 1); | |
| 4873 tded = (Type *)dedtypes.data[0]; | |
| 4874 if (!tded) | |
| 4875 tded = targ; | |
| 4876 goto Lyes; | |
| 4877 } | |
| 4878 } | |
| 4879 else if (id) | |
| 4880 { | |
| 4881 /* Declare id as an alias for type targ. Evaluate to TRUE | |
| 4882 */ | |
| 4883 tded = targ; | |
| 4884 goto Lyes; | |
| 4885 } | |
| 4886 else if (tspec) | |
| 4887 { | |
| 4888 /* Evaluate to TRUE if targ matches tspec | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4889 * is(targ == tspec) |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
4890 * is(targ : tspec) |
| 159 | 4891 */ |
| 4892 tspec = tspec->semantic(loc, sc); | |
| 4893 //printf("targ = %s\n", targ->toChars()); | |
| 4894 //printf("tspec = %s\n", tspec->toChars()); | |
| 4895 if (tok == TOKcolon) | |
| 4896 { if (targ->implicitConvTo(tspec)) | |
| 4897 goto Lyes; | |
| 4898 else | |
| 4899 goto Lno; | |
| 4900 } | |
| 4901 else /* == */ | |
| 4902 { if (targ->equals(tspec)) | |
| 4903 goto Lyes; | |
| 4904 else | |
| 4905 goto Lno; | |
| 4906 } | |
| 4907 } | |
| 4908 | |
| 4909 Lyes: | |
| 4910 if (id) | |
| 4911 { | |
| 4912 Dsymbol *s = new AliasDeclaration(loc, id, tded); | |
| 4913 s->semantic(sc); | |
| 4914 sc->insert(s); | |
| 4915 if (sc->sd) | |
| 4916 s->addMember(sc, sc->sd, 1); | |
| 4917 } | |
| 4918 return new IntegerExp(1); | |
| 4919 | |
| 4920 Lno: | |
| 4921 return new IntegerExp(0); | |
| 4922 } | |
| 4923 | |
| 4924 void IsExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 4925 { | |
| 4926 buf->writestring("is("); | |
| 4927 targ->toCBuffer(buf, id, hgs); | |
| 4928 if (tok2 != TOKreserved) | |
| 4929 { | |
| 4930 buf->printf(" %s %s", Token::toChars(tok), Token::toChars(tok2)); | |
| 4931 } | |
| 4932 else if (tspec) | |
| 4933 { | |
| 4934 if (tok == TOKcolon) | |
| 4935 buf->writestring(" : "); | |
| 4936 else | |
| 4937 buf->writestring(" == "); | |
| 4938 tspec->toCBuffer(buf, NULL, hgs); | |
| 4939 } | |
| 336 | 4940 #if DMDV2 |
| 159 | 4941 if (parameters) |
| 4942 { // First parameter is already output, so start with second | |
| 4943 for (int i = 1; i < parameters->dim; i++) | |
| 4944 { | |
| 4945 buf->writeByte(','); | |
| 4946 TemplateParameter *tp = (TemplateParameter *)parameters->data[i]; | |
| 4947 tp->toCBuffer(buf, hgs); | |
| 4948 } | |
| 4949 } | |
| 4950 #endif | |
| 4951 buf->writeByte(')'); | |
| 4952 } | |
| 4953 | |
| 4954 | |
| 4955 /************************************************************/ | |
| 4956 | |
| 4957 UnaExp::UnaExp(Loc loc, enum TOK op, int size, Expression *e1) | |
| 4958 : Expression(loc, op, size) | |
| 4959 { | |
| 4960 this->e1 = e1; | |
| 4961 } | |
| 4962 | |
| 4963 Expression *UnaExp::syntaxCopy() | |
| 4964 { UnaExp *e; | |
| 4965 | |
| 4966 e = (UnaExp *)copy(); | |
| 4967 e->type = NULL; | |
| 4968 e->e1 = e->e1->syntaxCopy(); | |
| 4969 return e; | |
| 4970 } | |
| 4971 | |
| 4972 Expression *UnaExp::semantic(Scope *sc) | |
| 4973 { | |
| 4974 #if LOGSEMANTIC | |
| 4975 printf("UnaExp::semantic('%s')\n", toChars()); | |
| 4976 #endif | |
| 4977 e1 = e1->semantic(sc); | |
| 4978 // if (!e1->type) | |
| 4979 // error("%s has no value", e1->toChars()); | |
| 4980 return this; | |
| 4981 } | |
| 4982 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4983 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4984 int UnaExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4985 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4986 return e1->canThrow(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4987 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4988 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
4989 |
| 159 | 4990 void UnaExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 4991 { | |
| 4992 buf->writestring(Token::toChars(op)); | |
| 4993 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 4994 } | |
| 4995 | |
| 4996 /************************************************************/ | |
| 4997 | |
| 4998 BinExp::BinExp(Loc loc, enum TOK op, int size, Expression *e1, Expression *e2) | |
| 4999 : Expression(loc, op, size) | |
| 5000 { | |
| 5001 this->e1 = e1; | |
| 5002 this->e2 = e2; | |
| 5003 } | |
| 5004 | |
| 5005 Expression *BinExp::syntaxCopy() | |
| 5006 { BinExp *e; | |
| 5007 | |
| 5008 e = (BinExp *)copy(); | |
| 5009 e->type = NULL; | |
| 5010 e->e1 = e->e1->syntaxCopy(); | |
| 5011 e->e2 = e->e2->syntaxCopy(); | |
| 5012 return e; | |
| 5013 } | |
| 5014 | |
| 5015 Expression *BinExp::semantic(Scope *sc) | |
| 5016 { | |
| 5017 #if LOGSEMANTIC | |
| 5018 printf("BinExp::semantic('%s')\n", toChars()); | |
| 5019 #endif | |
| 5020 e1 = e1->semantic(sc); | |
|
717
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
5021 if (!e1->type && |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
5022 !(op == TOKassign && e1->op == TOKdottd)) // a.template = e2 |
| 159 | 5023 { |
| 5024 error("%s has no value", e1->toChars()); | |
| 5025 e1->type = Type::terror; | |
| 5026 } | |
| 5027 e2 = e2->semantic(sc); | |
| 5028 if (!e2->type) | |
| 5029 { | |
| 5030 error("%s has no value", e2->toChars()); | |
| 5031 e2->type = Type::terror; | |
| 5032 } | |
| 5033 return this; | |
| 5034 } | |
| 5035 | |
| 5036 Expression *BinExp::semanticp(Scope *sc) | |
| 5037 { | |
| 5038 BinExp::semantic(sc); | |
| 5039 e1 = resolveProperties(sc, e1); | |
| 5040 e2 = resolveProperties(sc, e2); | |
| 5041 return this; | |
| 5042 } | |
| 5043 | |
| 5044 /*************************** | |
| 5045 * Common semantic routine for some xxxAssignExp's. | |
| 5046 */ | |
| 5047 | |
| 5048 Expression *BinExp::commonSemanticAssign(Scope *sc) | |
| 5049 { Expression *e; | |
| 5050 | |
| 5051 if (!type) | |
| 5052 { | |
| 5053 BinExp::semantic(sc); | |
| 5054 e2 = resolveProperties(sc, e2); | |
| 5055 | |
| 5056 e = op_overload(sc); | |
| 5057 if (e) | |
| 5058 return e; | |
| 5059 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5060 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
|
5061 { // 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
|
5062 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
|
5063 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
|
5064 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
|
5065 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5066 |
| 159 | 5067 e1 = e1->modifiableLvalue(sc, e1); |
| 5068 e1->checkScalar(); | |
| 5069 type = e1->type; | |
| 5070 if (type->toBasetype()->ty == Tbool) | |
| 5071 { | |
| 5072 error("operator not allowed on bool expression %s", toChars()); | |
| 5073 } | |
| 5074 typeCombine(sc); | |
| 5075 e1->checkArithmetic(); | |
| 5076 e2->checkArithmetic(); | |
| 5077 | |
| 5078 if (op == TOKmodass && e2->type->iscomplex()) | |
| 5079 { error("cannot perform modulo complex arithmetic"); | |
| 1587 | 5080 return new ErrorExp(); |
| 159 | 5081 } |
| 5082 } | |
| 5083 return this; | |
| 5084 } | |
| 5085 | |
| 5086 Expression *BinExp::commonSemanticAssignIntegral(Scope *sc) | |
| 5087 { Expression *e; | |
| 5088 | |
| 5089 if (!type) | |
| 5090 { | |
| 5091 BinExp::semantic(sc); | |
| 5092 e2 = resolveProperties(sc, e2); | |
| 5093 | |
| 5094 e = op_overload(sc); | |
| 5095 if (e) | |
| 5096 return e; | |
| 5097 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5098 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
|
5099 { // 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
|
5100 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
|
5101 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
|
5102 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
|
5103 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5104 |
| 159 | 5105 e1 = e1->modifiableLvalue(sc, e1); |
| 5106 e1->checkScalar(); | |
| 5107 type = e1->type; | |
| 5108 if (type->toBasetype()->ty == Tbool) | |
| 5109 { | |
| 5110 e2 = e2->implicitCastTo(sc, type); | |
| 5111 } | |
| 5112 | |
| 5113 typeCombine(sc); | |
| 5114 e1->checkIntegral(); | |
| 5115 e2->checkIntegral(); | |
| 5116 } | |
| 5117 return this; | |
| 5118 } | |
| 5119 | |
| 5120 int BinExp::checkSideEffect(int flag) | |
| 5121 { | |
| 5122 if (op == TOKplusplus || | |
| 5123 op == TOKminusminus || | |
| 5124 op == TOKassign || | |
| 5125 op == TOKconstruct || | |
| 5126 op == TOKblit || | |
| 5127 op == TOKaddass || | |
| 5128 op == TOKminass || | |
| 5129 op == TOKcatass || | |
| 5130 op == TOKmulass || | |
| 5131 op == TOKdivass || | |
| 5132 op == TOKmodass || | |
| 5133 op == TOKshlass || | |
| 5134 op == TOKshrass || | |
| 5135 op == TOKushrass || | |
| 5136 op == TOKandass || | |
| 5137 op == TOKorass || | |
| 5138 op == TOKxorass || | |
| 5139 op == TOKin || | |
| 5140 op == TOKremove) | |
| 5141 return 1; | |
| 5142 return Expression::checkSideEffect(flag); | |
| 5143 } | |
| 5144 | |
| 1587 | 5145 // generate an error if this is a nonsensical *=,/=, or %=, eg real *= imaginary |
| 5146 void BinExp::checkComplexMulAssign() | |
| 5147 { | |
| 5148 // Any multiplication by an imaginary or complex number yields a complex result. | |
| 5149 // r *= c, i*=c, r*=i, i*=i are all forbidden operations. | |
| 5150 const char *opstr = Token::toChars(op); | |
| 5151 if ( e1->type->isreal() && e2->type->iscomplex()) | |
| 5152 { | |
| 5153 error("%s %s %s is undefined. Did you mean %s %s %s.re ?", | |
| 5154 e1->type->toChars(), opstr, e2->type->toChars(), | |
| 5155 e1->type->toChars(), opstr, e2->type->toChars()); | |
| 5156 } | |
| 5157 else if (e1->type->isimaginary() && e2->type->iscomplex()) | |
| 5158 { | |
| 5159 error("%s %s %s is undefined. Did you mean %s %s %s.im ?", | |
| 5160 e1->type->toChars(), opstr, e2->type->toChars(), | |
| 5161 e1->type->toChars(), opstr, e2->type->toChars()); | |
| 5162 } | |
| 5163 else if ((e1->type->isreal() || e1->type->isimaginary()) && | |
| 5164 e2->type->isimaginary()) | |
| 5165 { | |
| 5166 error("%s %s %s is an undefined operation", e1->type->toChars(), | |
| 5167 opstr, e2->type->toChars()); | |
| 5168 } | |
| 5169 } | |
| 5170 | |
| 5171 // generate an error if this is a nonsensical += or -=, eg real += imaginary | |
| 5172 void BinExp::checkComplexAddAssign() | |
| 5173 { | |
| 5174 // Addition or subtraction of a real and an imaginary is a complex result. | |
| 5175 // Thus, r+=i, r+=c, i+=r, i+=c are all forbidden operations. | |
| 5176 if ( (e1->type->isreal() && (e2->type->isimaginary() || e2->type->iscomplex())) || | |
| 5177 (e1->type->isimaginary() && (e2->type->isreal() || e2->type->iscomplex())) | |
| 5178 ) | |
| 5179 { | |
| 5180 error("%s %s %s is undefined (result is complex)", | |
| 5181 e1->type->toChars(), Token::toChars(op), e2->type->toChars()); | |
| 5182 } | |
| 5183 } | |
| 5184 | |
| 159 | 5185 void BinExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 5186 { | |
| 5187 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 5188 buf->writeByte(' '); | |
| 5189 buf->writestring(Token::toChars(op)); | |
| 5190 buf->writeByte(' '); | |
| 5191 expToCBuffer(buf, hgs, e2, (enum PREC)(precedence[op] + 1)); | |
| 5192 } | |
| 5193 | |
| 5194 int BinExp::isunsigned() | |
| 5195 { | |
| 5196 return e1->type->isunsigned() || e2->type->isunsigned(); | |
| 5197 } | |
| 5198 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5199 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5200 int BinExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5201 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5202 return e1->canThrow() || e2->canThrow(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5203 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5204 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5205 |
| 159 | 5206 void BinExp::incompatibleTypes() |
| 5207 { | |
| 5208 error("incompatible types for ((%s) %s (%s)): '%s' and '%s'", | |
| 5209 e1->toChars(), Token::toChars(op), e2->toChars(), | |
| 5210 e1->type->toChars(), e2->type->toChars()); | |
| 5211 } | |
| 5212 | |
| 5213 /************************************************************/ | |
| 5214 | |
| 5215 CompileExp::CompileExp(Loc loc, Expression *e) | |
| 5216 : UnaExp(loc, TOKmixin, sizeof(CompileExp), e) | |
| 5217 { | |
| 5218 } | |
| 5219 | |
| 5220 Expression *CompileExp::semantic(Scope *sc) | |
| 5221 { | |
| 5222 #if LOGSEMANTIC | |
| 5223 printf("CompileExp::semantic('%s')\n", toChars()); | |
| 5224 #endif | |
| 5225 UnaExp::semantic(sc); | |
| 5226 e1 = resolveProperties(sc, e1); | |
| 5227 e1 = e1->optimize(WANTvalue | WANTinterpret); | |
| 5228 if (e1->op != TOKstring) | |
| 5229 { error("argument to mixin must be a string, not (%s)", e1->toChars()); | |
| 5230 type = Type::terror; | |
| 5231 return this; | |
| 5232 } | |
| 5233 StringExp *se = (StringExp *)e1; | |
| 5234 se = se->toUTF8(sc); | |
| 5235 Parser p(sc->module, (unsigned char *)se->string, se->len, 0); | |
| 5236 p.loc = loc; | |
| 5237 p.nextToken(); | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5238 //printf("p.loc.linnum = %d\n", p.loc.linnum); |
| 159 | 5239 Expression *e = p.parseExpression(); |
| 5240 if (p.token.value != TOKeof) | |
| 5241 error("incomplete mixin expression (%s)", se->toChars()); | |
| 5242 return e->semantic(sc); | |
| 5243 } | |
| 5244 | |
| 5245 void CompileExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 5246 { | |
| 5247 buf->writestring("mixin("); | |
| 5248 expToCBuffer(buf, hgs, e1, PREC_assign); | |
| 5249 buf->writeByte(')'); | |
| 5250 } | |
| 5251 | |
| 5252 /************************************************************/ | |
| 5253 | |
| 5254 FileExp::FileExp(Loc loc, Expression *e) | |
| 5255 : UnaExp(loc, TOKmixin, sizeof(FileExp), e) | |
| 5256 { | |
| 5257 } | |
| 5258 | |
| 5259 Expression *FileExp::semantic(Scope *sc) | |
| 5260 { char *name; | |
| 5261 StringExp *se; | |
| 5262 | |
| 5263 #if LOGSEMANTIC | |
| 5264 printf("FileExp::semantic('%s')\n", toChars()); | |
| 5265 #endif | |
| 5266 UnaExp::semantic(sc); | |
| 5267 e1 = resolveProperties(sc, e1); | |
| 5268 e1 = e1->optimize(WANTvalue); | |
| 5269 if (e1->op != TOKstring) | |
| 5270 { error("file name argument must be a string, not (%s)", e1->toChars()); | |
| 5271 goto Lerror; | |
| 5272 } | |
| 5273 se = (StringExp *)e1; | |
| 5274 se = se->toUTF8(sc); | |
| 5275 name = (char *)se->string; | |
| 5276 | |
| 5277 if (!global.params.fileImppath) | |
| 5278 { error("need -Jpath switch to import text file %s", name); | |
| 5279 goto Lerror; | |
| 5280 } | |
| 5281 | |
| 5282 if (name != FileName::name(name)) | |
| 5283 { error("use -Jpath switch to provide path for filename %s", name); | |
| 5284 goto Lerror; | |
| 5285 } | |
| 5286 | |
| 5287 name = FileName::searchPath(global.filePath, name, 0); | |
| 5288 if (!name) | |
| 5289 { error("file %s cannot be found, check -Jpath", se->toChars()); | |
| 5290 goto Lerror; | |
| 5291 } | |
| 5292 | |
| 5293 if (global.params.verbose) | |
| 1587 | 5294 printf("file %s\t(%s)\n", (char *)se->string, name); |
| 159 | 5295 |
| 5296 { File f(name); | |
| 5297 if (f.read()) | |
| 5298 { error("cannot read file %s", f.toChars()); | |
| 5299 goto Lerror; | |
| 5300 } | |
| 5301 else | |
| 5302 { | |
| 5303 f.ref = 1; | |
| 5304 se = new StringExp(loc, f.buffer, f.len); | |
| 5305 } | |
| 5306 } | |
| 5307 Lret: | |
| 5308 return se->semantic(sc); | |
| 5309 | |
| 5310 Lerror: | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5311 se = new StringExp(loc, (char *)""); |
| 159 | 5312 goto Lret; |
| 5313 } | |
| 5314 | |
| 5315 void FileExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 5316 { | |
| 5317 buf->writestring("import("); | |
| 5318 expToCBuffer(buf, hgs, e1, PREC_assign); | |
| 5319 buf->writeByte(')'); | |
| 5320 } | |
| 5321 | |
| 5322 /************************************************************/ | |
| 5323 | |
| 5324 AssertExp::AssertExp(Loc loc, Expression *e, Expression *msg) | |
| 5325 : UnaExp(loc, TOKassert, sizeof(AssertExp), e) | |
| 5326 { | |
| 5327 this->msg = msg; | |
| 5328 } | |
| 5329 | |
| 5330 Expression *AssertExp::syntaxCopy() | |
| 5331 { | |
| 5332 AssertExp *ae = new AssertExp(loc, e1->syntaxCopy(), | |
| 5333 msg ? msg->syntaxCopy() : NULL); | |
| 5334 return ae; | |
| 5335 } | |
| 5336 | |
| 5337 Expression *AssertExp::semantic(Scope *sc) | |
| 5338 { | |
| 5339 #if LOGSEMANTIC | |
| 5340 printf("AssertExp::semantic('%s')\n", toChars()); | |
| 5341 #endif | |
| 5342 UnaExp::semantic(sc); | |
| 5343 e1 = resolveProperties(sc, e1); | |
| 5344 // BUG: see if we can do compile time elimination of the Assert | |
| 5345 e1 = e1->optimize(WANTvalue); | |
| 5346 e1 = e1->checkToBoolean(); | |
| 5347 if (msg) | |
| 5348 { | |
| 5349 msg = msg->semantic(sc); | |
| 5350 msg = resolveProperties(sc, msg); | |
| 5351 msg = msg->implicitCastTo(sc, Type::tchar->arrayOf()); | |
| 5352 msg = msg->optimize(WANTvalue); | |
| 5353 } | |
| 5354 if (e1->isBool(FALSE)) | |
| 5355 { | |
| 5356 FuncDeclaration *fd = sc->parent->isFuncDeclaration(); | |
| 5357 fd->hasReturnExp |= 4; | |
| 5358 | |
| 5359 if (!global.params.useAssert) | |
| 5360 { Expression *e = new HaltExp(loc); | |
| 5361 e = e->semantic(sc); | |
| 5362 return e; | |
| 5363 } | |
| 5364 } | |
| 5365 type = Type::tvoid; | |
| 5366 return this; | |
| 5367 } | |
| 5368 | |
| 5369 int AssertExp::checkSideEffect(int flag) | |
| 5370 { | |
| 5371 return 1; | |
| 5372 } | |
| 5373 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5374 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5375 int AssertExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5376 { |
| 1587 | 5377 /* assert()s are non-recoverable errors, so functions that |
| 5378 * use them can be considered "nothrow" | |
| 5379 */ | |
| 5380 return 0; //(global.params.useAssert != 0); | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5381 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5382 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5383 |
| 159 | 5384 void AssertExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 5385 { | |
| 5386 buf->writestring("assert("); | |
| 5387 expToCBuffer(buf, hgs, e1, PREC_assign); | |
| 5388 if (msg) | |
| 5389 { | |
| 5390 buf->writeByte(','); | |
| 5391 expToCBuffer(buf, hgs, msg, PREC_assign); | |
| 5392 } | |
| 5393 buf->writeByte(')'); | |
| 5394 } | |
| 5395 | |
| 5396 /************************************************************/ | |
| 5397 | |
| 5398 DotIdExp::DotIdExp(Loc loc, Expression *e, Identifier *ident) | |
| 5399 : UnaExp(loc, TOKdot, sizeof(DotIdExp), e) | |
| 5400 { | |
| 5401 this->ident = ident; | |
| 5402 } | |
| 5403 | |
| 5404 Expression *DotIdExp::semantic(Scope *sc) | |
| 5405 { Expression *e; | |
| 5406 Expression *eleft; | |
| 5407 Expression *eright; | |
| 5408 | |
| 5409 #if LOGSEMANTIC | |
| 5410 printf("DotIdExp::semantic(this = %p, '%s')\n", this, toChars()); | |
| 5411 //printf("e1->op = %d, '%s'\n", e1->op, Token::toChars(e1->op)); | |
| 5412 #endif | |
| 5413 | |
| 5414 //{ static int z; fflush(stdout); if (++z == 10) *(char*)0=0; } | |
| 5415 | |
| 5416 #if 0 | |
| 5417 /* Don't do semantic analysis if we'll be converting | |
| 5418 * it to a string. | |
| 5419 */ | |
| 5420 if (ident == Id::stringof) | |
| 5421 { char *s = e1->toChars(); | |
| 5422 e = new StringExp(loc, s, strlen(s), 'c'); | |
| 5423 e = e->semantic(sc); | |
| 5424 return e; | |
| 5425 } | |
| 5426 #endif | |
| 5427 | |
| 5428 /* Special case: rewrite this.id and super.id | |
| 5429 * to be classtype.id and baseclasstype.id | |
| 5430 * if we have no this pointer. | |
| 5431 */ | |
| 5432 if ((e1->op == TOKthis || e1->op == TOKsuper) && !hasThis(sc)) | |
| 5433 { ClassDeclaration *cd; | |
| 5434 StructDeclaration *sd; | |
| 5435 AggregateDeclaration *ad; | |
| 5436 | |
| 5437 ad = sc->getStructClassScope(); | |
| 5438 if (ad) | |
| 5439 { | |
| 5440 cd = ad->isClassDeclaration(); | |
| 5441 if (cd) | |
| 5442 { | |
| 5443 if (e1->op == TOKthis) | |
| 5444 { | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5445 e = typeDotIdExp(loc, cd->type, ident); |
| 159 | 5446 return e->semantic(sc); |
| 5447 } | |
| 5448 else if (cd->baseClass && e1->op == TOKsuper) | |
| 5449 { | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5450 e = typeDotIdExp(loc, cd->baseClass->type, ident); |
| 159 | 5451 return e->semantic(sc); |
| 5452 } | |
| 5453 } | |
| 5454 else | |
| 5455 { | |
| 5456 sd = ad->isStructDeclaration(); | |
| 5457 if (sd) | |
| 5458 { | |
| 5459 if (e1->op == TOKthis) | |
| 5460 { | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5461 e = typeDotIdExp(loc, sd->type, ident); |
| 159 | 5462 return e->semantic(sc); |
| 5463 } | |
| 5464 } | |
| 5465 } | |
| 5466 } | |
| 5467 } | |
| 5468 | |
| 5469 UnaExp::semantic(sc); | |
| 5470 | |
| 5471 if (e1->op == TOKdotexp) | |
| 5472 { | |
| 5473 DotExp *de = (DotExp *)e1; | |
| 5474 eleft = de->e1; | |
| 5475 eright = de->e2; | |
| 5476 } | |
| 5477 else | |
| 5478 { | |
| 5479 e1 = resolveProperties(sc, e1); | |
| 5480 eleft = NULL; | |
| 5481 eright = e1; | |
| 5482 } | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5483 #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
|
5484 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
|
5485 { /* '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
|
5486 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5487 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
|
5488 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
|
5489 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
|
5490 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
|
5491 { 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
|
5492 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
|
5493 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
|
5494 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
|
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 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
|
5497 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
|
5498 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
|
5499 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5500 #endif |
| 159 | 5501 |
| 5502 if (e1->op == TOKtuple && ident == Id::length) | |
| 5503 { | |
| 5504 TupleExp *te = (TupleExp *)e1; | |
| 5505 e = new IntegerExp(loc, te->exps->dim, Type::tsize_t); | |
| 5506 return e; | |
| 5507 } | |
| 5508 | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5509 if (e1->op == TOKdottd) |
|
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 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
|
5512 return e1; |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5513 } |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5514 |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5515 if (!e1->type) |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5516 { |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5517 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
|
5518 return e1; |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5519 } |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5520 |
| 159 | 5521 if (eright->op == TOKimport) // also used for template alias's |
| 5522 { | |
| 5523 ScopeExp *ie = (ScopeExp *)eright; | |
| 5524 | |
|
846
bc982f1ad106
Merged DMD 1.037 frontend
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
841
diff
changeset
|
5525 /* 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
|
5526 * 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
|
5527 * 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
|
5528 */ |
|
bc982f1ad106
Merged DMD 1.037 frontend
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
841
diff
changeset
|
5529 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
|
5530 (ie->sds->isModule() && ie->sds != sc->module) ? 1 : 0); |
| 159 | 5531 if (s) |
| 5532 { | |
| 5533 s = s->toAlias(); | |
| 5534 checkDeprecated(sc, s); | |
| 5535 | |
| 5536 EnumMember *em = s->isEnumMember(); | |
| 5537 if (em) | |
| 5538 { | |
| 5539 e = em->value; | |
| 5540 e = e->semantic(sc); | |
| 5541 return e; | |
| 5542 } | |
| 5543 | |
| 5544 VarDeclaration *v = s->isVarDeclaration(); | |
| 5545 if (v) | |
| 5546 { | |
| 5547 //printf("DotIdExp:: Identifier '%s' is a variable, type '%s'\n", toChars(), v->type->toChars()); | |
| 5548 if (v->inuse) | |
| 5549 { | |
| 5550 error("circular reference to '%s'", v->toChars()); | |
| 5551 type = Type::tint32; | |
| 5552 return this; | |
| 5553 } | |
| 5554 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
|
5555 if (v->isSameAsInitializer()) |
| 159 | 5556 { |
| 5557 if (v->init) | |
| 5558 { | |
| 5559 ExpInitializer *ei = v->init->isExpInitializer(); | |
| 5560 if (ei) | |
| 5561 { | |
| 5562 //printf("\tei: %p (%s)\n", ei->exp, ei->exp->toChars()); | |
| 5563 //ei->exp = ei->exp->semantic(sc); | |
| 5564 if (ei->exp->type == type) | |
| 5565 { | |
| 5566 e = ei->exp->copy(); // make copy so we can change loc | |
| 5567 e->loc = loc; | |
| 5568 return e; | |
| 5569 } | |
| 5570 } | |
| 5571 } | |
| 5572 else if (type->isscalar()) | |
| 5573 { | |
| 5574 e = type->defaultInit(); | |
| 5575 e->loc = loc; | |
| 5576 return e; | |
| 5577 } | |
| 5578 } | |
| 5579 if (v->needThis()) | |
| 5580 { | |
| 5581 if (!eleft) | |
| 5582 eleft = new ThisExp(loc); | |
| 5583 e = new DotVarExp(loc, eleft, v); | |
| 5584 e = e->semantic(sc); | |
| 5585 } | |
| 5586 else | |
| 5587 { | |
| 5588 e = new VarExp(loc, v); | |
| 5589 if (eleft) | |
| 5590 { e = new CommaExp(loc, eleft, e); | |
| 5591 e->type = v->type; | |
| 5592 } | |
| 5593 } | |
| 5594 return e->deref(); | |
| 5595 } | |
| 5596 | |
| 5597 FuncDeclaration *f = s->isFuncDeclaration(); | |
| 5598 if (f) | |
| 5599 { | |
| 5600 //printf("it's a function\n"); | |
| 5601 if (f->needThis()) | |
| 5602 { | |
| 5603 if (!eleft) | |
| 5604 eleft = new ThisExp(loc); | |
| 5605 e = new DotVarExp(loc, eleft, f); | |
| 5606 e = e->semantic(sc); | |
| 5607 } | |
| 5608 else | |
| 5609 { | |
| 5610 e = new VarExp(loc, f); | |
| 5611 if (eleft) | |
| 5612 { e = new CommaExp(loc, eleft, e); | |
| 5613 e->type = f->type; | |
| 5614 } | |
| 5615 } | |
| 5616 return e; | |
| 5617 } | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5618 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5619 OverloadSet *o = s->isOverloadSet(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5620 if (o) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5621 { //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
|
5622 return new OverExp(o); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5623 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5624 #endif |
| 159 | 5625 |
| 5626 Type *t = s->getType(); | |
| 5627 if (t) | |
| 5628 { | |
| 5629 return new TypeExp(loc, t); | |
| 5630 } | |
| 5631 | |
| 336 | 5632 TupleDeclaration *tup = s->isTupleDeclaration(); |
| 5633 if (tup) | |
| 5634 { | |
| 5635 if (eleft) | |
| 5636 error("cannot have e.tuple"); | |
| 5637 e = new TupleExp(loc, tup); | |
| 5638 e = e->semantic(sc); | |
| 5639 return e; | |
| 5640 } | |
| 5641 | |
| 159 | 5642 ScopeDsymbol *sds = s->isScopeDsymbol(); |
| 5643 if (sds) | |
| 5644 { | |
| 5645 //printf("it's a ScopeDsymbol\n"); | |
| 5646 e = new ScopeExp(loc, sds); | |
| 5647 e = e->semantic(sc); | |
| 5648 if (eleft) | |
| 5649 e = new DotExp(loc, eleft, e); | |
| 5650 return e; | |
| 5651 } | |
| 5652 | |
| 5653 Import *imp = s->isImport(); | |
| 5654 if (imp) | |
| 5655 { | |
| 5656 ScopeExp *ie; | |
| 5657 | |
| 5658 ie = new ScopeExp(loc, imp->pkg); | |
| 5659 return ie->semantic(sc); | |
| 5660 } | |
| 5661 | |
| 5662 // BUG: handle other cases like in IdentifierExp::semantic() | |
| 5663 #ifdef DEBUG | |
| 5664 printf("s = '%s', kind = '%s'\n", s->toChars(), s->kind()); | |
| 5665 #endif | |
| 5666 assert(0); | |
| 5667 } | |
| 5668 else if (ident == Id::stringof) | |
| 5669 { char *s = ie->toChars(); | |
| 5670 e = new StringExp(loc, s, strlen(s), 'c'); | |
| 5671 e = e->semantic(sc); | |
| 5672 return e; | |
| 5673 } | |
| 5674 error("undefined identifier %s", toChars()); | |
| 5675 type = Type::tvoid; | |
| 5676 return this; | |
| 5677 } | |
| 5678 else if (e1->type->ty == Tpointer && | |
| 5679 ident != Id::init && ident != Id::__sizeof && | |
| 5680 ident != Id::alignof && ident != Id::offsetof && | |
| 5681 ident != Id::mangleof && ident != Id::stringof) | |
| 1587 | 5682 { /* Rewrite: |
| 5683 * p.ident | |
| 5684 * as: | |
| 5685 * (*p).ident | |
| 5686 */ | |
| 159 | 5687 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
|
5688 e->type = ((TypePointer *)e1->type)->next; |
| 159 | 5689 return e->type->dotExp(sc, e, ident); |
| 5690 } | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5691 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5692 else if (t1b->ty == Tarray || |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5693 t1b->ty == Tsarray || |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5694 t1b->ty == Taarray) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5695 { /* 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
|
5696 * e1.ident |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5697 * as: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5698 * .ident(e1) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5699 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5700 unsigned errors = global.errors; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5701 global.gag++; |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
5702 Type *t1 = e1->type; |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5703 e = e1->type->dotExp(sc, e1, ident); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5704 global.gag--; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5705 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
|
5706 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5707 global.errors = errors; |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
5708 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
|
5709 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
|
5710 e = new CallExp(loc, e, e1); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5711 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5712 e = e->semantic(sc); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5713 return e; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5714 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5715 #endif |
| 159 | 5716 else |
| 5717 { | |
| 5718 e = e1->type->dotExp(sc, e1, ident); | |
| 5719 e = e->semantic(sc); | |
| 5720 return e; | |
| 5721 } | |
| 5722 } | |
| 5723 | |
| 5724 void DotIdExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 5725 { | |
| 5726 //printf("DotIdExp::toCBuffer()\n"); | |
| 5727 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 5728 buf->writeByte('.'); | |
| 5729 buf->writestring(ident->toChars()); | |
| 5730 } | |
| 5731 | |
| 5732 /********************** DotTemplateExp ***********************************/ | |
| 5733 | |
| 5734 // Mainly just a placeholder | |
| 5735 | |
| 5736 DotTemplateExp::DotTemplateExp(Loc loc, Expression *e, TemplateDeclaration *td) | |
| 5737 : UnaExp(loc, TOKdottd, sizeof(DotTemplateExp), e) | |
| 5738 | |
| 5739 { | |
| 5740 this->td = td; | |
| 5741 } | |
| 5742 | |
| 5743 void DotTemplateExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 5744 { | |
| 5745 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 5746 buf->writeByte('.'); | |
| 5747 buf->writestring(td->toChars()); | |
| 5748 } | |
| 5749 | |
| 5750 | |
| 5751 /************************************************************/ | |
| 5752 | |
| 5753 DotVarExp::DotVarExp(Loc loc, Expression *e, Declaration *v) | |
| 5754 : UnaExp(loc, TOKdotvar, sizeof(DotVarExp), e) | |
| 5755 { | |
| 5756 //printf("DotVarExp()\n"); | |
| 5757 this->var = v; | |
| 5758 } | |
| 5759 | |
| 5760 Expression *DotVarExp::semantic(Scope *sc) | |
| 5761 { | |
| 5762 #if LOGSEMANTIC | |
| 5763 printf("DotVarExp::semantic('%s')\n", toChars()); | |
| 5764 #endif | |
| 5765 if (!type) | |
| 5766 { | |
| 5767 var = var->toAlias()->isDeclaration(); | |
| 5768 | |
| 5769 TupleDeclaration *tup = var->isTupleDeclaration(); | |
| 5770 if (tup) | |
| 5771 { /* Replace: | |
| 5772 * e1.tuple(a, b, c) | |
| 5773 * with: | |
| 5774 * tuple(e1.a, e1.b, e1.c) | |
| 5775 */ | |
| 5776 Expressions *exps = new Expressions; | |
| 5777 | |
| 5778 exps->reserve(tup->objects->dim); | |
| 5779 for (size_t i = 0; i < tup->objects->dim; i++) | |
| 5780 { Object *o = (Object *)tup->objects->data[i]; | |
| 5781 if (o->dyncast() != DYNCAST_EXPRESSION) | |
| 5782 { | |
| 5783 error("%s is not an expression", o->toChars()); | |
| 5784 } | |
| 5785 else | |
| 5786 { | |
| 5787 Expression *e = (Expression *)o; | |
| 5788 if (e->op != TOKdsymbol) | |
| 5789 error("%s is not a member", e->toChars()); | |
| 5790 else | |
| 5791 { DsymbolExp *ve = (DsymbolExp *)e; | |
| 5792 | |
| 5793 e = new DotVarExp(loc, e1, ve->s->isDeclaration()); | |
| 5794 exps->push(e); | |
| 5795 } | |
| 5796 } | |
| 5797 } | |
| 5798 Expression *e = new TupleExp(loc, exps); | |
| 5799 e = e->semantic(sc); | |
| 5800 return e; | |
| 5801 } | |
| 5802 | |
| 5803 e1 = e1->semantic(sc); | |
| 5804 type = var->type; | |
| 5805 if (!type && global.errors) | |
| 5806 { // var is goofed up, just return 0 | |
| 1587 | 5807 return new ErrorExp(); |
| 159 | 5808 } |
| 5809 assert(type); | |
| 5810 | |
| 5811 if (!var->isFuncDeclaration()) // for functions, do checks after overload resolution | |
| 5812 { | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5813 Dsymbol *vparent = var->toParent(); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
5814 AggregateDeclaration *ad = vparent ? vparent->isAggregateDeclaration() : NULL; |
| 336 | 5815 e1 = getRightThis(loc, sc, ad, e1, var); |
| 5816 if (!sc->noaccesscheck) | |
| 5817 accessCheck(loc, sc, e1, var); | |
| 5818 | |
| 5819 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
|
5820 if (v && v->isSameAsInitializer()) |
| 336 | 5821 { ExpInitializer *ei = v->getExpInitializer(); |
| 5822 if (ei) | |
| 5823 { Expression *e = ei->exp->copy(); | |
| 5824 e = e->semantic(sc); | |
| 5825 return e; | |
| 159 | 5826 } |
| 5827 } | |
| 5828 } | |
| 5829 } | |
| 5830 //printf("-DotVarExp::semantic('%s')\n", toChars()); | |
| 5831 return this; | |
| 5832 } | |
| 5833 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5834 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5835 int DotVarExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5836 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5837 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5838 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5839 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5840 |
| 159 | 5841 Expression *DotVarExp::toLvalue(Scope *sc, Expression *e) |
| 5842 { | |
| 5843 //printf("DotVarExp::toLvalue(%s)\n", toChars()); | |
| 5844 return this; | |
| 5845 } | |
| 5846 | |
| 5847 Expression *DotVarExp::modifiableLvalue(Scope *sc, Expression *e) | |
| 5848 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
5849 #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
|
5850 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
|
5851 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
|
5852 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
|
5853 #endif |
| 159 | 5854 |
| 5855 if (var->isCtorinit()) | |
| 5856 { // It's only modifiable if inside the right constructor | |
| 5857 Dsymbol *s = sc->func; | |
| 5858 while (1) | |
| 5859 { | |
| 5860 FuncDeclaration *fd = NULL; | |
| 5861 if (s) | |
| 5862 fd = s->isFuncDeclaration(); | |
| 5863 if (fd && | |
| 5864 ((fd->isCtorDeclaration() && var->storage_class & STCfield) || | |
| 5865 (fd->isStaticCtorDeclaration() && !(var->storage_class & STCfield))) && | |
| 5866 fd->toParent() == var->toParent() && | |
| 5867 e1->op == TOKthis | |
| 5868 ) | |
| 5869 { | |
| 5870 VarDeclaration *v = var->isVarDeclaration(); | |
| 5871 assert(v); | |
| 5872 v->ctorinit = 1; | |
| 5873 //printf("setting ctorinit\n"); | |
| 5874 } | |
| 5875 else | |
| 5876 { | |
| 5877 if (s) | |
| 5878 { s = s->toParent2(); | |
| 5879 continue; | |
| 5880 } | |
| 5881 else | |
| 5882 { | |
| 5883 const char *p = var->isStatic() ? "static " : ""; | |
| 5884 error("can only initialize %sconst member %s inside %sconstructor", | |
| 5885 p, var->toChars(), p); | |
| 5886 } | |
| 5887 } | |
| 5888 break; | |
| 5889 } | |
| 5890 } | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5891 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5892 else |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5893 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5894 Type *t1 = e1->type->toBasetype(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5895 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5896 if (!t1->isMutable() || |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5897 (t1->ty == Tpointer && !t1->nextOf()->isMutable()) || |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5898 !var->type->isMutable() || |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5899 !var->type->isAssignable() || |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5900 var->storage_class & STCmanifest |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5901 ) |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
5902 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
|
5903 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
5904 #endif |
| 159 | 5905 return this; |
| 5906 } | |
| 5907 | |
| 5908 void DotVarExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 5909 { | |
| 5910 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 5911 buf->writeByte('.'); | |
| 5912 buf->writestring(var->toChars()); | |
| 5913 } | |
| 5914 | |
| 5915 /************************************************************/ | |
| 5916 | |
| 5917 /* Things like: | |
| 5918 * foo.bar!(args) | |
| 5919 */ | |
| 5920 | |
| 5921 DotTemplateInstanceExp::DotTemplateInstanceExp(Loc loc, Expression *e, TemplateInstance *ti) | |
| 5922 : UnaExp(loc, TOKdotti, sizeof(DotTemplateInstanceExp), e) | |
| 5923 { | |
| 5924 //printf("DotTemplateInstanceExp()\n"); | |
| 5925 this->ti = ti; | |
| 5926 } | |
| 5927 | |
| 5928 Expression *DotTemplateInstanceExp::syntaxCopy() | |
| 5929 { | |
| 5930 DotTemplateInstanceExp *de = new DotTemplateInstanceExp(loc, | |
| 5931 e1->syntaxCopy(), | |
| 5932 (TemplateInstance *)ti->syntaxCopy(NULL)); | |
| 5933 return de; | |
| 5934 } | |
| 5935 | |
| 5936 Expression *DotTemplateInstanceExp::semantic(Scope *sc) | |
|
1609
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5937 { |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5938 #if 1 |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5939 #if LOGSEMANTIC |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5940 printf("DotTemplateInstanceExp::semantic('%s')\n", toChars()); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5941 #endif |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5942 Expression *eleft; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5943 Expression *e = new DotIdExp(loc, e1, ti->name); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5944 L1: |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5945 e = e->semantic(sc); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5946 if (e->op == TOKdottd) |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5947 { |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5948 DotTemplateExp *dte = (DotTemplateExp *)e; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5949 TemplateDeclaration *td = dte->td; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5950 eleft = dte->e1; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5951 ti->tempdecl = td; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5952 ti->semantic(sc); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5953 Dsymbol *s = ti->inst->toAlias(); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5954 Declaration *v = s->isDeclaration(); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5955 if (v) |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5956 { e = new DotVarExp(loc, eleft, v); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5957 e = e->semantic(sc); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5958 return e; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5959 } |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5960 e = new ScopeExp(loc, ti); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5961 e = new DotExp(loc, eleft, e); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5962 e = e->semantic(sc); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5963 return e; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5964 } |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5965 else if (e->op == TOKimport) |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5966 { ScopeExp *se = (ScopeExp *)e; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5967 TemplateDeclaration *td = se->sds->isTemplateDeclaration(); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5968 if (!td) |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5969 { error("%s is not a template", e->toChars()); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5970 return new ErrorExp(); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5971 } |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5972 ti->tempdecl = td; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5973 e = new ScopeExp(loc, ti); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5974 e = e->semantic(sc); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5975 return e; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5976 } |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5977 else if (e->op == TOKdotexp) |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5978 { DotExp *de = (DotExp *)e; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5979 |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5980 if (de->e2->op == TOKimport) |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5981 { // This should *really* be moved to ScopeExp::semantic() |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5982 ScopeExp *se = (ScopeExp *)de->e2; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5983 de->e2 = new DsymbolExp(loc, se->sds); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5984 de->e2 = de->e2->semantic(sc); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5985 } |
|
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 if (de->e2->op == TOKtemplate) |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5988 { TemplateExp *te = (TemplateExp *) de->e2; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5989 e = new DotTemplateExp(loc,de->e1,te->td); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5990 } |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5991 goto L1; |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5992 } |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5993 error("%s isn't a template", e->toChars()); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5994 return new ErrorExp(); |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5995 #else |
|
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
5996 Dsymbol *s; |
| 159 | 5997 Dsymbol *s2; |
| 5998 TemplateDeclaration *td; | |
| 5999 Expression *e; | |
| 6000 Identifier *id; | |
| 6001 Type *t1; | |
| 6002 Expression *eleft = NULL; | |
| 6003 Expression *eright; | |
| 6004 | |
| 6005 #if LOGSEMANTIC | |
| 6006 printf("DotTemplateInstanceExp::semantic('%s')\n", toChars()); | |
| 6007 #endif | |
| 6008 //e1->print(); | |
| 6009 //print(); | |
| 6010 e1 = e1->semantic(sc); | |
| 6011 t1 = e1->type; | |
| 6012 if (t1) | |
| 6013 t1 = t1->toBasetype(); | |
| 6014 //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
|
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 /* 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
|
6017 * 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
|
6018 * 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
|
6019 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6020 |
| 159 | 6021 if (e1->op == TOKdotexp) |
| 6022 { DotExp *de = (DotExp *)e1; | |
| 6023 eleft = de->e1; | |
| 6024 eright = de->e2; | |
| 6025 } | |
| 6026 else | |
| 6027 { eleft = NULL; | |
| 6028 eright = e1; | |
| 6029 } | |
| 6030 if (eright->op == TOKimport) | |
| 6031 { | |
| 6032 s = ((ScopeExp *)eright)->sds; | |
| 6033 } | |
| 6034 else if (e1->op == TOKtype) | |
| 6035 { | |
| 6036 s = t1->isClassHandle(); | |
| 6037 if (!s) | |
| 6038 { if (t1->ty == Tstruct) | |
| 6039 s = ((TypeStruct *)t1)->sym; | |
| 6040 else | |
| 6041 goto L1; | |
| 6042 } | |
| 6043 } | |
| 6044 else if (t1 && (t1->ty == Tstruct || t1->ty == Tclass)) | |
| 6045 { | |
| 6046 s = t1->toDsymbol(sc); | |
| 6047 eleft = e1; | |
| 6048 } | |
| 6049 else if (t1 && t1->ty == Tpointer) | |
| 6050 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6051 t1 = ((TypePointer *)t1)->next->toBasetype(); |
| 159 | 6052 if (t1->ty != Tstruct) |
| 6053 goto L1; | |
| 6054 s = t1->toDsymbol(sc); | |
| 6055 eleft = e1; | |
| 6056 } | |
| 6057 else | |
| 6058 { | |
| 6059 L1: | |
| 6060 error("template %s is not a member of %s", ti->toChars(), e1->toChars()); | |
| 6061 goto Lerr; | |
| 6062 } | |
| 6063 | |
| 6064 assert(s); | |
| 6065 id = ti->name; | |
| 6066 s2 = s->search(loc, id, 0); | |
| 6067 if (!s2) | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
6068 { |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
6069 if (!s->ident) |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
6070 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
|
6071 else |
|
1258
192529570813
Trivial fix for bug #265
Christian Kamm <kamm incasoftware de>
parents:
1228
diff
changeset
|
6072 error("template identifier %s is not a member of %s %s", id->toChars(), s->kind(), s->ident->toChars()); |
| 159 | 6073 goto Lerr; |
| 6074 } | |
| 6075 s = s2; | |
| 6076 s->semantic(sc); | |
| 6077 s = s->toAlias(); | |
| 6078 td = s->isTemplateDeclaration(); | |
| 6079 if (!td) | |
| 6080 { | |
| 6081 error("%s is not a template", id->toChars()); | |
| 6082 goto Lerr; | |
| 6083 } | |
| 6084 if (global.errors) | |
| 6085 goto Lerr; | |
| 6086 | |
| 6087 ti->tempdecl = td; | |
| 6088 | |
| 6089 if (eleft) | |
| 6090 { Declaration *v; | |
| 6091 | |
| 6092 ti->semantic(sc); | |
| 6093 s = ti->inst->toAlias(); | |
| 6094 v = s->isDeclaration(); | |
| 6095 if (v) | |
| 6096 { e = new DotVarExp(loc, eleft, v); | |
| 6097 e = e->semantic(sc); | |
| 6098 return e; | |
| 6099 } | |
| 6100 } | |
| 6101 | |
| 6102 e = new ScopeExp(loc, ti); | |
| 6103 if (eleft) | |
| 6104 { | |
| 6105 e = new DotExp(loc, eleft, e); | |
| 6106 } | |
| 6107 e = e->semantic(sc); | |
| 6108 return e; | |
| 6109 | |
| 6110 Lerr: | |
| 336 | 6111 return new IntegerExp(loc, 0, Type::tint32); |
|
1609
1d0220dd613a
Merge DMD r274: harmonization
Leandro Lucarella <llucax@gmail.com>
parents:
1607
diff
changeset
|
6112 #endif |
| 159 | 6113 } |
| 6114 | |
| 6115 void DotTemplateInstanceExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 6116 { | |
| 6117 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 6118 buf->writeByte('.'); | |
| 6119 ti->toCBuffer(buf, hgs); | |
| 6120 } | |
| 6121 | |
| 6122 /************************************************************/ | |
| 6123 | |
| 6124 DelegateExp::DelegateExp(Loc loc, Expression *e, FuncDeclaration *f) | |
| 6125 : UnaExp(loc, TOKdelegate, sizeof(DelegateExp), e) | |
| 6126 { | |
| 6127 this->func = f; | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
6128 m = NULL; |
| 159 | 6129 } |
| 6130 | |
| 6131 Expression *DelegateExp::semantic(Scope *sc) | |
| 6132 { | |
| 6133 #if LOGSEMANTIC | |
| 6134 printf("DelegateExp::semantic('%s')\n", toChars()); | |
| 6135 #endif | |
| 6136 if (!type) | |
| 6137 { | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
6138 m = sc->module; |
| 159 | 6139 e1 = e1->semantic(sc); |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
6140 // 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
|
6141 type = new TypeDelegate(func->type->syntaxCopy()); |
| 159 | 6142 type = type->semantic(loc, sc); |
| 6143 AggregateDeclaration *ad = func->toParent()->isAggregateDeclaration(); | |
| 336 | 6144 if (func->needThis()) |
| 6145 e1 = getRightThis(loc, sc, ad, e1, func); | |
| 159 | 6146 } |
| 6147 return this; | |
| 6148 } | |
| 6149 | |
| 6150 void DelegateExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 6151 { | |
| 6152 buf->writeByte('&'); | |
| 6153 if (!func->isNested()) | |
| 6154 { | |
| 6155 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 6156 buf->writeByte('.'); | |
| 6157 } | |
| 6158 buf->writestring(func->toChars()); | |
| 6159 } | |
| 6160 | |
| 6161 /************************************************************/ | |
| 6162 | |
| 6163 DotTypeExp::DotTypeExp(Loc loc, Expression *e, Dsymbol *s) | |
| 6164 : UnaExp(loc, TOKdottype, sizeof(DotTypeExp), e) | |
| 6165 { | |
| 6166 this->sym = s; | |
| 6167 this->type = s->getType(); | |
| 6168 } | |
| 6169 | |
| 6170 Expression *DotTypeExp::semantic(Scope *sc) | |
| 6171 { | |
| 6172 #if LOGSEMANTIC | |
| 6173 printf("DotTypeExp::semantic('%s')\n", toChars()); | |
| 6174 #endif | |
| 6175 UnaExp::semantic(sc); | |
| 6176 return this; | |
| 6177 } | |
| 6178 | |
| 6179 void DotTypeExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 6180 { | |
| 6181 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 6182 buf->writeByte('.'); | |
| 6183 buf->writestring(sym->toChars()); | |
| 6184 } | |
| 6185 | |
| 6186 /************************************************************/ | |
| 6187 | |
| 6188 CallExp::CallExp(Loc loc, Expression *e, Expressions *exps) | |
| 6189 : UnaExp(loc, TOKcall, sizeof(CallExp), e) | |
| 6190 { | |
| 6191 this->arguments = exps; | |
| 6192 } | |
| 6193 | |
| 6194 CallExp::CallExp(Loc loc, Expression *e) | |
| 6195 : UnaExp(loc, TOKcall, sizeof(CallExp), e) | |
| 6196 { | |
| 6197 this->arguments = NULL; | |
| 6198 } | |
| 6199 | |
| 6200 CallExp::CallExp(Loc loc, Expression *e, Expression *earg1) | |
| 6201 : UnaExp(loc, TOKcall, sizeof(CallExp), e) | |
| 6202 { | |
| 6203 Expressions *arguments = new Expressions(); | |
| 1587 | 6204 if (earg1) |
| 6205 { arguments->setDim(1); | |
| 6206 arguments->data[0] = (void *)earg1; | |
| 6207 } | |
| 159 | 6208 this->arguments = arguments; |
| 6209 } | |
| 6210 | |
| 6211 CallExp::CallExp(Loc loc, Expression *e, Expression *earg1, Expression *earg2) | |
| 6212 : UnaExp(loc, TOKcall, sizeof(CallExp), e) | |
| 6213 { | |
| 6214 Expressions *arguments = new Expressions(); | |
| 6215 arguments->setDim(2); | |
| 6216 arguments->data[0] = (void *)earg1; | |
| 6217 arguments->data[1] = (void *)earg2; | |
| 6218 | |
| 6219 this->arguments = arguments; | |
| 6220 } | |
| 6221 | |
| 6222 Expression *CallExp::syntaxCopy() | |
| 6223 { | |
| 6224 return new CallExp(loc, e1->syntaxCopy(), arraySyntaxCopy(arguments)); | |
| 6225 } | |
| 6226 | |
| 6227 | |
| 6228 Expression *CallExp::semantic(Scope *sc) | |
| 6229 { | |
| 6230 TypeFunction *tf; | |
| 6231 FuncDeclaration *f; | |
| 6232 int i; | |
| 6233 Type *t1; | |
| 6234 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
|
6235 Objects *targsi = NULL; // initial list of template arguments |
| 159 | 6236 |
| 6237 #if LOGSEMANTIC | |
| 6238 printf("CallExp::semantic() %s\n", toChars()); | |
| 6239 #endif | |
| 6240 if (type) | |
| 6241 return this; // semantic() already run | |
| 6242 #if 0 | |
| 6243 if (arguments && arguments->dim) | |
| 6244 { | |
| 6245 Expression *earg = (Expression *)arguments->data[0]; | |
| 6246 earg->print(); | |
| 6247 if (earg->type) earg->type->print(); | |
| 6248 } | |
| 6249 #endif | |
| 6250 | |
| 6251 if (e1->op == TOKdelegate) | |
| 6252 { DelegateExp *de = (DelegateExp *)e1; | |
| 6253 | |
| 6254 e1 = new DotVarExp(de->loc, de->e1, de->func); | |
| 6255 return semantic(sc); | |
| 6256 } | |
| 6257 | |
| 6258 /* Transform: | |
| 6259 * array.id(args) into id(array,args) | |
| 6260 * aa.remove(arg) into delete aa[arg] | |
| 6261 */ | |
| 6262 if (e1->op == TOKdot) | |
| 6263 { | |
| 6264 // BUG: we should handle array.a.b.c.e(args) too | |
| 6265 | |
| 6266 DotIdExp *dotid = (DotIdExp *)(e1); | |
| 6267 dotid->e1 = dotid->e1->semantic(sc); | |
| 6268 assert(dotid->e1); | |
| 6269 if (dotid->e1->type) | |
| 6270 { | |
| 6271 TY e1ty = dotid->e1->type->toBasetype()->ty; | |
| 6272 if (e1ty == Taarray && dotid->ident == Id::remove) | |
| 6273 { | |
| 6274 if (!arguments || arguments->dim != 1) | |
| 6275 { error("expected key as argument to aa.remove()"); | |
| 6276 goto Lagain; | |
| 6277 } | |
| 6278 Expression *key = (Expression *)arguments->data[0]; | |
| 6279 key = key->semantic(sc); | |
| 6280 key = resolveProperties(sc, key); | |
| 6281 key->rvalue(); | |
| 6282 | |
| 6283 TypeAArray *taa = (TypeAArray *)dotid->e1->type->toBasetype(); | |
| 6284 key = key->implicitCastTo(sc, taa->index); | |
| 6285 key = key->implicitCastTo(sc, taa->key); | |
| 6286 | |
| 6287 return new RemoveExp(loc, dotid->e1, key); | |
| 6288 } | |
| 6289 else if (e1ty == Tarray || e1ty == Tsarray || e1ty == Taarray) | |
| 6290 { | |
| 6291 if (!arguments) | |
| 6292 arguments = new Expressions(); | |
| 6293 arguments->shift(dotid->e1); | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6294 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6295 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
|
6296 #else |
| 159 | 6297 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
|
6298 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6299 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6300 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6301 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6302 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6303 #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
|
6304 /* 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
|
6305 * 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
|
6306 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6307 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
|
6308 { 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
|
6309 TemplateInstance *ti = se->sds->isTemplateInstance(); |
| 1587 | 6310 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
|
6311 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6312 /* 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
|
6313 * 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
|
6314 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6315 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
|
6316 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
|
6317 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
|
6318 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
|
6319 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
|
6320 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
|
6321 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6322 /* 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
|
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 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
|
6325 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
|
6326 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
|
6327 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6328 } |
|
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 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6331 /* 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
|
6332 * 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
|
6333 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6334 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
|
6335 { 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
|
6336 TemplateInstance *ti = se->ti; |
| 1587 | 6337 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
|
6338 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6339 /* 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
|
6340 * 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
|
6341 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6342 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
|
6343 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
|
6344 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
|
6345 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
|
6346 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
|
6347 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
|
6348 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
|
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 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
|
6351 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
|
6352 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
|
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 else |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6355 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
|
6356 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6357 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6358 #endif |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6359 |
| 159 | 6360 istemp = 0; |
| 6361 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
|
6362 //printf("Lagain: %s\n", toChars()); |
| 159 | 6363 f = NULL; |
| 6364 if (e1->op == TOKthis || e1->op == TOKsuper) | |
| 6365 { | |
| 6366 // semantic() run later for these | |
| 6367 } | |
| 6368 else | |
| 6369 { | |
| 6370 UnaExp::semantic(sc); | |
| 6371 | |
| 6372 /* Look for e1 being a lazy parameter | |
| 6373 */ | |
| 6374 if (e1->op == TOKvar) | |
| 6375 { VarExp *ve = (VarExp *)e1; | |
| 6376 | |
| 6377 if (ve->var->storage_class & STClazy) | |
| 6378 { | |
| 6379 TypeFunction *tf = new TypeFunction(NULL, ve->var->type, 0, LINKd); | |
| 6380 TypeDelegate *t = new TypeDelegate(tf); | |
| 6381 ve->type = t->semantic(loc, sc); | |
| 6382 } | |
| 6383 } | |
| 6384 | |
| 6385 if (e1->op == TOKimport) | |
| 6386 { // Perhaps this should be moved to ScopeExp::semantic() | |
| 6387 ScopeExp *se = (ScopeExp *)e1; | |
| 6388 e1 = new DsymbolExp(loc, se->sds); | |
| 6389 e1 = e1->semantic(sc); | |
| 6390 } | |
| 6391 #if 1 // patch for #540 by Oskar Linde | |
| 6392 else if (e1->op == TOKdotexp) | |
| 6393 { | |
| 6394 DotExp *de = (DotExp *) e1; | |
| 6395 | |
| 6396 if (de->e2->op == TOKimport) | |
| 6397 { // This should *really* be moved to ScopeExp::semantic() | |
| 6398 ScopeExp *se = (ScopeExp *)de->e2; | |
| 6399 de->e2 = new DsymbolExp(loc, se->sds); | |
| 6400 de->e2 = de->e2->semantic(sc); | |
| 6401 } | |
| 6402 | |
| 6403 if (de->e2->op == TOKtemplate) | |
| 6404 { TemplateExp *te = (TemplateExp *) de->e2; | |
| 6405 e1 = new DotTemplateExp(loc,de->e1,te->td); | |
| 6406 } | |
| 6407 } | |
| 6408 #endif | |
| 6409 } | |
| 6410 | |
| 6411 if (e1->op == TOKcomma) | |
| 6412 { | |
| 6413 CommaExp *ce = (CommaExp *)e1; | |
| 6414 | |
| 6415 e1 = ce->e2; | |
| 6416 e1->type = ce->type; | |
| 6417 ce->e2 = this; | |
| 6418 ce->type = NULL; | |
| 6419 return ce->semantic(sc); | |
| 6420 } | |
| 6421 | |
| 6422 t1 = NULL; | |
| 6423 if (e1->type) | |
| 6424 t1 = e1->type->toBasetype(); | |
| 6425 | |
| 6426 // Check for call operator overload | |
| 6427 if (t1) | |
| 6428 { AggregateDeclaration *ad; | |
| 6429 | |
| 6430 if (t1->ty == Tstruct) | |
| 6431 { | |
| 6432 ad = ((TypeStruct *)t1)->sym; | |
| 1587 | 6433 #if DMDV2 |
| 6434 // First look for constructor | |
| 6435 if (ad->ctor && arguments && arguments->dim) | |
| 6436 { | |
| 6437 // Create variable that will get constructed | |
| 6438 Identifier *idtmp = Lexer::uniqueId("__ctmp"); | |
| 6439 VarDeclaration *tmp = new VarDeclaration(loc, t1, idtmp, NULL); | |
| 6440 Expression *av = new DeclarationExp(loc, tmp); | |
| 6441 av = new CommaExp(loc, av, new VarExp(loc, tmp)); | |
| 6442 | |
| 6443 Expression *e; | |
| 6444 CtorDeclaration *cf = ad->ctor->isCtorDeclaration(); | |
| 6445 if (cf) | |
| 6446 e = new DotVarExp(loc, av, cf, 1); | |
| 6447 else | |
| 6448 { TemplateDeclaration *td = ad->ctor->isTemplateDeclaration(); | |
| 6449 assert(td); | |
| 6450 e = new DotTemplateExp(loc, av, td); | |
| 6451 } | |
| 6452 e = new CallExp(loc, e, arguments); | |
| 6453 #if !STRUCTTHISREF | |
| 6454 /* Constructors return a pointer to the instance | |
| 6455 */ | |
| 6456 e = new PtrExp(loc, e); | |
| 6457 #endif | |
| 6458 e = e->semantic(sc); | |
| 6459 return e; | |
| 6460 } | |
| 6461 #endif | |
| 6462 // No constructor, look for overload of opCall | |
| 159 | 6463 if (search_function(ad, Id::call)) |
| 6464 goto L1; // overload of opCall, therefore it's a call | |
| 6465 | |
| 6466 if (e1->op != TOKtype) | |
| 6467 error("%s %s does not overload ()", ad->kind(), ad->toChars()); | |
| 6468 /* It's a struct literal | |
| 6469 */ | |
| 6470 Expression *e = new StructLiteralExp(loc, (StructDeclaration *)ad, arguments); | |
| 6471 e = e->semantic(sc); | |
| 6472 e->type = e1->type; // in case e1->type was a typedef | |
| 6473 return e; | |
| 6474 } | |
| 6475 else if (t1->ty == Tclass) | |
| 6476 { | |
| 6477 ad = ((TypeClass *)t1)->sym; | |
| 6478 goto L1; | |
| 6479 L1: | |
| 6480 // Rewrite as e1.call(arguments) | |
| 6481 Expression *e = new DotIdExp(loc, e1, Id::call); | |
| 6482 e = new CallExp(loc, e, arguments); | |
| 6483 e = e->semantic(sc); | |
| 6484 return e; | |
| 6485 } | |
| 6486 } | |
| 6487 | |
| 6488 arrayExpressionSemantic(arguments, sc); | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
6489 preFunctionParameters(loc, sc, arguments); |
| 159 | 6490 |
| 6491 if (e1->op == TOKdotvar && t1->ty == Tfunction || | |
| 6492 e1->op == TOKdottd) | |
| 6493 { | |
| 6494 DotVarExp *dve; | |
| 6495 DotTemplateExp *dte; | |
| 6496 AggregateDeclaration *ad; | |
| 6497 UnaExp *ue = (UnaExp *)(e1); | |
| 336 | 6498 |
| 159 | 6499 if (e1->op == TOKdotvar) |
| 6500 { // Do overload resolution | |
| 6501 dve = (DotVarExp *)(e1); | |
| 6502 | |
| 6503 f = dve->var->isFuncDeclaration(); | |
| 6504 assert(f); | |
| 1587 | 6505 f = f->overloadResolve(loc, NULL, arguments, sc->module); |
| 159 | 6506 |
| 6507 ad = f->toParent()->isAggregateDeclaration(); | |
| 6508 } | |
| 6509 else | |
| 6510 { dte = (DotTemplateExp *)(e1); | |
| 6511 TemplateDeclaration *td = dte->td; | |
| 6512 assert(td); | |
| 6513 if (!arguments) | |
| 6514 // Should fix deduceFunctionTemplate() so it works on NULL argument | |
| 6515 arguments = new Expressions(); | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6516 f = td->deduceFunctionTemplate(sc, loc, targsi, NULL, arguments); |
| 159 | 6517 if (!f) |
| 6518 { type = Type::terror; | |
| 6519 return this; | |
| 6520 } | |
| 6521 ad = td->toParent()->isAggregateDeclaration(); | |
| 6522 } | |
| 336 | 6523 if (f->needThis()) |
| 6524 { | |
| 6525 ue->e1 = getRightThis(loc, sc, ad, ue->e1, f); | |
| 6526 } | |
| 6527 | |
| 6528 /* Cannot call public functions from inside invariant | |
| 6529 * (because then the invariant would have infinite recursion) | |
| 159 | 6530 */ |
| 336 | 6531 if (sc->func && sc->func->isInvariantDeclaration() && |
| 6532 ue->e1->op == TOKthis && | |
| 6533 f->addPostInvariant() | |
| 159 | 6534 ) |
| 6535 { | |
| 336 | 6536 error("cannot call public/export function %s from invariant", f->toChars()); |
| 159 | 6537 } |
| 6538 | |
| 6539 checkDeprecated(sc, f); | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6540 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6541 checkPurity(sc, f); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6542 #endif |
| 159 | 6543 accessCheck(loc, sc, ue->e1, f); |
| 6544 if (!f->needThis()) | |
| 6545 { | |
| 6546 VarExp *ve = new VarExp(loc, f); | |
| 6547 e1 = new CommaExp(loc, ue->e1, ve); | |
| 6548 e1->type = f->type; | |
| 6549 } | |
| 6550 else | |
| 6551 { | |
| 6552 if (e1->op == TOKdotvar) | |
| 6553 dve->var = f; | |
| 6554 else | |
| 6555 e1 = new DotVarExp(loc, dte->e1, f); | |
| 6556 e1->type = f->type; | |
| 6557 | |
| 6558 // See if we need to adjust the 'this' pointer | |
| 6559 AggregateDeclaration *ad = f->isThis(); | |
| 6560 ClassDeclaration *cd = ue->e1->type->isClassHandle(); | |
| 6561 if (ad && cd && ad->isClassDeclaration() && ad != cd && | |
| 6562 ue->e1->op != TOKsuper) | |
| 6563 { | |
| 6564 ue->e1 = ue->e1->castTo(sc, ad->type); //new CastExp(loc, ue->e1, ad->type); | |
| 6565 ue->e1 = ue->e1->semantic(sc); | |
| 6566 } | |
| 6567 } | |
| 6568 t1 = e1->type; | |
| 6569 } | |
| 6570 else if (e1->op == TOKsuper) | |
| 6571 { | |
| 6572 // Base class constructor call | |
| 6573 ClassDeclaration *cd = NULL; | |
| 6574 | |
| 6575 if (sc->func) | |
| 6576 cd = sc->func->toParent()->isClassDeclaration(); | |
| 6577 if (!cd || !cd->baseClass || !sc->func->isCtorDeclaration()) | |
| 6578 { | |
| 6579 error("super class constructor call must be in a constructor"); | |
| 6580 type = Type::terror; | |
| 6581 return this; | |
| 6582 } | |
| 6583 else | |
| 6584 { | |
| 6585 f = cd->baseClass->ctor; | |
| 6586 if (!f) | |
| 6587 { error("no super class constructor for %s", cd->baseClass->toChars()); | |
| 6588 type = Type::terror; | |
| 6589 return this; | |
| 6590 } | |
| 6591 else | |
| 6592 { | |
| 336 | 6593 if (!sc->intypeof) |
| 6594 { | |
| 159 | 6595 #if 0 |
| 336 | 6596 if (sc->callSuper & (CSXthis | CSXsuper)) |
| 6597 error("reference to this before super()"); | |
| 159 | 6598 #endif |
| 336 | 6599 if (sc->noctor || sc->callSuper & CSXlabel) |
| 6600 error("constructor calls not allowed in loops or after labels"); | |
| 6601 if (sc->callSuper & (CSXsuper_ctor | CSXthis_ctor)) | |
| 6602 error("multiple constructor calls"); | |
| 6603 sc->callSuper |= CSXany_ctor | CSXsuper_ctor; | |
| 6604 } | |
| 159 | 6605 |
| 1587 | 6606 f = f->overloadResolve(loc, NULL, arguments, sc->module); |
| 159 | 6607 checkDeprecated(sc, f); |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6608 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6609 checkPurity(sc, f); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6610 #endif |
| 159 | 6611 e1 = new DotVarExp(e1->loc, e1, f); |
| 6612 e1 = e1->semantic(sc); | |
| 6613 t1 = e1->type; | |
| 6614 } | |
| 6615 } | |
| 6616 } | |
| 6617 else if (e1->op == TOKthis) | |
| 6618 { | |
| 6619 // same class constructor call | |
| 6620 ClassDeclaration *cd = NULL; | |
| 6621 | |
| 6622 if (sc->func) | |
| 6623 cd = sc->func->toParent()->isClassDeclaration(); | |
| 6624 if (!cd || !sc->func->isCtorDeclaration()) | |
| 6625 { | |
| 6626 error("class constructor call must be in a constructor"); | |
| 6627 type = Type::terror; | |
| 6628 return this; | |
| 6629 } | |
| 6630 else | |
| 6631 { | |
| 336 | 6632 if (!sc->intypeof) |
| 6633 { | |
| 159 | 6634 #if 0 |
| 336 | 6635 if (sc->callSuper & (CSXthis | CSXsuper)) |
| 6636 error("reference to this before super()"); | |
| 159 | 6637 #endif |
| 336 | 6638 if (sc->noctor || sc->callSuper & CSXlabel) |
| 6639 error("constructor calls not allowed in loops or after labels"); | |
| 6640 if (sc->callSuper & (CSXsuper_ctor | CSXthis_ctor)) | |
| 6641 error("multiple constructor calls"); | |
| 6642 sc->callSuper |= CSXany_ctor | CSXthis_ctor; | |
| 6643 } | |
| 159 | 6644 |
| 6645 f = cd->ctor; | |
| 1587 | 6646 f = f->overloadResolve(loc, NULL, arguments, sc->module); |
| 159 | 6647 checkDeprecated(sc, f); |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6648 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6649 checkPurity(sc, f); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6650 #endif |
| 159 | 6651 e1 = new DotVarExp(e1->loc, e1, f); |
| 6652 e1 = e1->semantic(sc); | |
| 6653 t1 = e1->type; | |
| 6654 | |
| 6655 // BUG: this should really be done by checking the static | |
| 6656 // call graph | |
| 6657 if (f == sc->func) | |
| 6658 error("cyclic constructor call"); | |
| 6659 } | |
| 6660 } | |
| 6661 else if (!t1) | |
| 6662 { | |
| 6663 error("function expected before (), not '%s'", e1->toChars()); | |
| 6664 type = Type::terror; | |
| 6665 return this; | |
| 6666 } | |
| 6667 else if (t1->ty != Tfunction) | |
| 6668 { | |
| 6669 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
|
6670 { 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
|
6671 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
|
6672 tf = (TypeFunction *)(td->next); |
| 159 | 6673 goto Lcheckargs; |
| 6674 } | |
|
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 else if (t1->ty == Tpointer && ((TypePointer *)t1)->next->ty == Tfunction) |
| 159 | 6676 { Expression *e; |
| 6677 | |
| 6678 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
|
6679 t1 = ((TypePointer *)t1)->next; |
| 159 | 6680 e->type = t1; |
| 6681 e1 = e; | |
| 6682 } | |
| 6683 else if (e1->op == TOKtemplate) | |
| 6684 { | |
| 6685 TemplateExp *te = (TemplateExp *)e1; | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6686 f = te->td->deduceFunctionTemplate(sc, loc, targsi, NULL, arguments); |
| 159 | 6687 if (!f) |
| 6688 { type = Type::terror; | |
| 6689 return this; | |
| 6690 } | |
| 6691 if (f->needThis() && hasThis(sc)) | |
| 6692 { | |
| 6693 // Supply an implicit 'this', as in | |
| 6694 // this.ident | |
| 6695 | |
| 6696 e1 = new DotTemplateExp(loc, (new ThisExp(loc))->semantic(sc), te->td); | |
| 6697 goto Lagain; | |
| 6698 } | |
| 6699 | |
| 6700 e1 = new VarExp(loc, f); | |
| 6701 goto Lagain; | |
| 6702 } | |
| 6703 else | |
| 6704 { error("function expected before (), not %s of type %s", e1->toChars(), e1->type->toChars()); | |
| 6705 type = Type::terror; | |
| 6706 return this; | |
| 6707 } | |
| 6708 } | |
| 6709 else if (e1->op == TOKvar) | |
| 6710 { | |
| 6711 // Do overload resolution | |
| 6712 VarExp *ve = (VarExp *)e1; | |
| 6713 | |
| 6714 f = ve->var->isFuncDeclaration(); | |
| 6715 assert(f); | |
| 6716 | |
| 6717 // Look to see if f is really a function template | |
| 6718 if (0 && !istemp && f->parent) | |
| 6719 { TemplateInstance *ti = f->parent->isTemplateInstance(); | |
| 6720 | |
| 6721 if (ti && | |
| 6722 (ti->name == f->ident || | |
| 6723 ti->toAlias()->ident == f->ident) | |
| 6724 && | |
| 6725 ti->tempdecl) | |
| 6726 { | |
| 6727 /* This is so that one can refer to the enclosing | |
| 6728 * template, even if it has the same name as a member | |
| 6729 * of the template, if it has a !(arguments) | |
| 6730 */ | |
| 6731 TemplateDeclaration *tempdecl = ti->tempdecl; | |
| 6732 if (tempdecl->overroot) // if not start of overloaded list of TemplateDeclaration's | |
| 6733 tempdecl = tempdecl->overroot; // then get the start | |
| 6734 e1 = new TemplateExp(loc, tempdecl); | |
| 6735 istemp = 1; | |
| 6736 goto Lagain; | |
| 6737 } | |
| 6738 } | |
| 6739 | |
| 1587 | 6740 f = f->overloadResolve(loc, NULL, arguments, sc->module); |
| 159 | 6741 checkDeprecated(sc, f); |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6742 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6743 checkPurity(sc, f); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6744 #endif |
| 159 | 6745 |
| 6746 if (f->needThis() && hasThis(sc)) | |
| 6747 { | |
| 6748 // Supply an implicit 'this', as in | |
| 6749 // this.ident | |
| 6750 | |
| 6751 e1 = new DotVarExp(loc, new ThisExp(loc), f); | |
| 6752 goto Lagain; | |
| 6753 } | |
| 6754 | |
| 6755 accessCheck(loc, sc, NULL, f); | |
| 6756 | |
| 6757 ve->var = f; | |
| 6758 ve->type = f->type; | |
| 6759 t1 = f->type; | |
| 6760 } | |
| 6761 assert(t1->ty == Tfunction); | |
| 6762 tf = (TypeFunction *)(t1); | |
| 6763 | |
| 6764 Lcheckargs: | |
| 6765 assert(tf->ty == Tfunction); | |
| 6766 type = tf->next; | |
| 6767 | |
| 6768 if (!arguments) | |
| 6769 arguments = new Expressions(); | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
6770 functionParameters(loc, sc, tf, arguments); |
| 159 | 6771 |
| 6772 assert(type); | |
| 6773 | |
| 6774 if (f && f->tintro) | |
| 6775 { | |
| 6776 Type *t = type; | |
| 6777 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
|
6778 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
|
6779 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6780 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
|
6781 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
6782 type = tf->next; |
| 159 | 6783 return castTo(sc, t); |
| 6784 } | |
| 6785 } | |
| 6786 | |
| 6787 return this; | |
| 6788 } | |
| 6789 | |
| 6790 int CallExp::checkSideEffect(int flag) | |
| 6791 { | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6792 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6793 if (flag != 2) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6794 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6795 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6796 if (e1->checkSideEffect(2)) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6797 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6798 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6799 /* 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
|
6800 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6801 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
|
6802 { Expression *e = (Expression *)arguments->data[i]; |
|
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 (e->checkSideEffect(2)) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6805 return 1; |
|
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 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6808 /* 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
|
6809 * then this expression has no side effects. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6810 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6811 Type *t = e1->type->toBasetype(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6812 if (t->ty == Tfunction && ((TypeFunction *)t)->ispure) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6813 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6814 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
|
6815 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6816 #endif |
| 159 | 6817 return 1; |
| 6818 } | |
| 6819 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6820 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6821 int CallExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6822 { |
| 1587 | 6823 //printf("CallExp::canThrow() %s\n", toChars()); |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6824 if (e1->canThrow()) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6825 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6826 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6827 /* 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
|
6828 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6829 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
|
6830 { Expression *e = (Expression *)arguments->data[i]; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6831 |
| 1587 | 6832 if (e && e->canThrow()) |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6833 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6834 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6835 |
| 1587 | 6836 if (global.errors && !e1->type) |
| 6837 return 0; // error recovery | |
| 6838 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6839 /* 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
|
6840 * then this expression cannot throw. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6841 * Note that pure functions can throw. |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6842 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6843 Type *t = e1->type->toBasetype(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6844 if (t->ty == Tfunction && ((TypeFunction *)t)->isnothrow) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6845 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6846 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
|
6847 return 0; |
|
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 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6850 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6851 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6852 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6853 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6854 int CallExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6855 { |
| 1587 | 6856 // if (type->toBasetype()->ty == Tstruct) |
| 6857 // return 1; | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6858 Type *tb = e1->type->toBasetype(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6859 if (tb->ty == Tfunction && ((TypeFunction *)tb)->isref) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6860 return 1; // function returns a reference |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6861 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6862 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6863 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
6864 |
| 159 | 6865 Expression *CallExp::toLvalue(Scope *sc, Expression *e) |
| 6866 { | |
| 1587 | 6867 #if 1 |
| 159 | 6868 if (type->toBasetype()->ty == Tstruct) |
| 6869 return this; | |
| 6870 else | |
| 1587 | 6871 #endif |
| 159 | 6872 return Expression::toLvalue(sc, e); |
| 6873 } | |
| 6874 | |
| 1587 | 6875 Expression *CallExp::modifiableLvalue(Scope *sc, Expression *e) |
| 6876 { | |
| 6877 #if 1 | |
| 6878 return Expression::modifiableLvalue(sc, e); | |
| 6879 #else | |
| 6880 /* Although function return values being usable as "ref" parameters is | |
| 6881 * unsound, disabling it breaks existing code. | |
| 6882 * Bugzilla 3167 | |
| 6883 */ | |
| 6884 error("cannot assign to function call"); | |
| 6885 return toLvalue(sc, e); | |
| 6886 #endif | |
| 6887 } | |
| 6888 | |
| 159 | 6889 void CallExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 6890 { int i; | |
| 6891 | |
| 6892 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 6893 buf->writeByte('('); | |
| 6894 argsToCBuffer(buf, arguments, hgs); | |
| 6895 buf->writeByte(')'); | |
| 6896 } | |
| 6897 | |
| 6898 | |
| 6899 /************************************************************/ | |
| 6900 | |
| 6901 AddrExp::AddrExp(Loc loc, Expression *e) | |
| 6902 : UnaExp(loc, TOKaddress, sizeof(AddrExp), e) | |
| 6903 { | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
6904 m = NULL; |
| 159 | 6905 } |
| 6906 | |
| 6907 Expression *AddrExp::semantic(Scope *sc) | |
| 6908 { | |
| 6909 #if LOGSEMANTIC | |
| 6910 printf("AddrExp::semantic('%s')\n", toChars()); | |
| 6911 #endif | |
| 6912 if (!type) | |
| 6913 { | |
|
1358
78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
Christian Kamm <kamm incasoftware de>
parents:
1258
diff
changeset
|
6914 m = sc->module; |
| 159 | 6915 UnaExp::semantic(sc); |
| 6916 e1 = e1->toLvalue(sc, NULL); | |
| 6917 if (!e1->type) | |
| 6918 { | |
| 6919 error("cannot take address of %s", e1->toChars()); | |
| 1587 | 6920 return new ErrorExp(); |
| 6921 } | |
| 6922 if (!e1->type->deco) | |
| 6923 { | |
| 6924 /* No deco means semantic() was not run on the type. | |
| 6925 * We have to run semantic() on the symbol to get the right type: | |
| 6926 * auto x = &bar; | |
| 6927 * pure: int bar() { return 1;} | |
| 6928 * otherwise the 'pure' is missing from the type assigned to x. | |
| 6929 */ | |
| 6930 | |
| 6931 error("forward reference to %s", e1->toChars()); | |
| 6932 return new ErrorExp(); | |
| 159 | 6933 } |
| 6934 type = e1->type->pointerTo(); | |
| 6935 | |
| 6936 // See if this should really be a delegate | |
| 6937 if (e1->op == TOKdotvar) | |
| 6938 { | |
| 6939 DotVarExp *dve = (DotVarExp *)e1; | |
| 6940 FuncDeclaration *f = dve->var->isFuncDeclaration(); | |
| 6941 | |
| 6942 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
|
6943 { Expression *e = new DelegateExp(loc, dve->e1, f); |
| 159 | 6944 e = e->semantic(sc); |
| 6945 return e; | |
| 6946 } | |
| 6947 } | |
| 6948 else if (e1->op == TOKvar) | |
| 6949 { | |
| 6950 VarExp *dve = (VarExp *)e1; | |
| 6951 FuncDeclaration *f = dve->var->isFuncDeclaration(); | |
| 6952 VarDeclaration *v = dve->var->isVarDeclaration(); | |
| 6953 | |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
6954 // 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
|
6955 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
|
6956 { |
|
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
|
6957 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
|
6958 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
|
6959 } |
|
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
|
6960 |
| 159 | 6961 if (f && f->isNested()) |
| 6962 { Expression *e; | |
| 6963 | |
| 6964 e = new DelegateExp(loc, e1, f); | |
| 6965 e = e->semantic(sc); | |
| 6966 return e; | |
| 6967 } | |
| 6968 } | |
| 6969 else if (e1->op == TOKarray) | |
| 6970 { | |
| 6971 if (e1->type->toBasetype()->ty == Tbit) | |
| 6972 error("cannot take address of bit in array"); | |
| 6973 } | |
| 6974 return optimize(WANTvalue); | |
| 6975 } | |
| 6976 return this; | |
| 6977 } | |
| 6978 | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
6979 void AddrExp::checkEscape() |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
6980 { |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
6981 e1->checkEscapeRef(); |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
6982 } |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
6983 |
| 159 | 6984 /************************************************************/ |
| 6985 | |
| 6986 PtrExp::PtrExp(Loc loc, Expression *e) | |
| 6987 : UnaExp(loc, TOKstar, sizeof(PtrExp), e) | |
| 6988 { | |
| 1587 | 6989 // if (e->type) |
| 6990 // type = ((TypePointer *)e->type)->next; | |
| 159 | 6991 } |
| 6992 | |
| 6993 PtrExp::PtrExp(Loc loc, Expression *e, Type *t) | |
| 6994 : UnaExp(loc, TOKstar, sizeof(PtrExp), e) | |
| 6995 { | |
| 6996 type = t; | |
| 6997 } | |
| 6998 | |
| 6999 Expression *PtrExp::semantic(Scope *sc) | |
| 1587 | 7000 { |
| 159 | 7001 #if LOGSEMANTIC |
| 7002 printf("PtrExp::semantic('%s')\n", toChars()); | |
| 7003 #endif | |
| 1587 | 7004 if (!type) |
| 7005 { | |
| 7006 UnaExp::semantic(sc); | |
| 7007 e1 = resolveProperties(sc, e1); | |
| 7008 if (!e1->type) | |
| 7009 printf("PtrExp::semantic('%s')\n", toChars()); | |
| 7010 Type *tb = e1->type->toBasetype(); | |
| 7011 switch (tb->ty) | |
| 7012 { | |
| 7013 case Tpointer: | |
| 7014 type = tb->next; | |
| 7015 break; | |
| 7016 | |
| 7017 case Tsarray: | |
| 7018 case Tarray: | |
| 7019 type = tb->next; | |
| 7020 e1 = e1->castTo(sc, type->pointerTo()); | |
| 7021 break; | |
| 7022 | |
| 7023 default: | |
| 7024 error("can only * a pointer, not a '%s'", e1->type->toChars()); | |
| 7025 return new ErrorExp(); | |
| 7026 } | |
| 7027 rvalue(); | |
| 7028 } | |
| 159 | 7029 return this; |
| 7030 } | |
| 7031 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7032 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7033 int PtrExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7034 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7035 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7036 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7037 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7038 |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7039 void PtrExp::checkEscapeRef() |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7040 { |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7041 e1->checkEscape(); |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7042 } |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7043 |
| 159 | 7044 Expression *PtrExp::toLvalue(Scope *sc, Expression *e) |
| 7045 { | |
| 7046 #if 0 | |
| 7047 tym = tybasic(e1->ET->Tty); | |
| 7048 if (!(tyscalar(tym) || | |
| 7049 tym == TYstruct || | |
| 7050 tym == TYarray && e->Eoper == TOKaddr)) | |
| 7051 synerr(EM_lvalue); // lvalue expected | |
| 7052 #endif | |
| 7053 return this; | |
| 7054 } | |
| 7055 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7056 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7057 Expression *PtrExp::modifiableLvalue(Scope *sc, Expression *e) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7058 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7059 //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
|
7060 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7061 if (e1->op == TOKsymoff) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7062 { SymOffExp *se = (SymOffExp *)e1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7063 se->var->checkModify(loc, sc, type); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7064 //return toLvalue(sc, e); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7065 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7066 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7067 return Expression::modifiableLvalue(sc, e); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7068 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7069 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7070 |
| 159 | 7071 void PtrExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 7072 { | |
| 7073 buf->writeByte('*'); | |
| 7074 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 7075 } | |
| 7076 | |
| 7077 /************************************************************/ | |
| 7078 | |
| 7079 NegExp::NegExp(Loc loc, Expression *e) | |
| 7080 : UnaExp(loc, TOKneg, sizeof(NegExp), e) | |
| 7081 { | |
| 7082 } | |
| 7083 | |
| 7084 Expression *NegExp::semantic(Scope *sc) | |
| 7085 { Expression *e; | |
| 7086 | |
| 7087 #if LOGSEMANTIC | |
| 7088 printf("NegExp::semantic('%s')\n", toChars()); | |
| 7089 #endif | |
| 7090 if (!type) | |
| 7091 { | |
| 7092 UnaExp::semantic(sc); | |
| 7093 e1 = resolveProperties(sc, e1); | |
| 7094 e = op_overload(sc); | |
| 7095 if (e) | |
| 7096 return e; | |
| 7097 | |
| 7098 e1->checkNoBool(); | |
| 1587 | 7099 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
|
7100 e1->checkArithmetic(); |
| 159 | 7101 type = e1->type; |
| 7102 } | |
| 7103 return this; | |
| 7104 } | |
| 7105 | |
| 7106 /************************************************************/ | |
| 7107 | |
| 7108 UAddExp::UAddExp(Loc loc, Expression *e) | |
| 7109 : UnaExp(loc, TOKuadd, sizeof(UAddExp), e) | |
| 7110 { | |
| 7111 } | |
| 7112 | |
| 7113 Expression *UAddExp::semantic(Scope *sc) | |
| 7114 { Expression *e; | |
| 7115 | |
| 7116 #if LOGSEMANTIC | |
| 7117 printf("UAddExp::semantic('%s')\n", toChars()); | |
| 7118 #endif | |
| 7119 assert(!type); | |
| 7120 UnaExp::semantic(sc); | |
| 7121 e1 = resolveProperties(sc, e1); | |
| 7122 e = op_overload(sc); | |
| 7123 if (e) | |
| 7124 return e; | |
| 7125 e1->checkNoBool(); | |
| 7126 e1->checkArithmetic(); | |
| 7127 return e1; | |
| 7128 } | |
| 7129 | |
| 7130 /************************************************************/ | |
| 7131 | |
| 7132 ComExp::ComExp(Loc loc, Expression *e) | |
| 7133 : UnaExp(loc, TOKtilde, sizeof(ComExp), e) | |
| 7134 { | |
| 7135 } | |
| 7136 | |
| 7137 Expression *ComExp::semantic(Scope *sc) | |
| 7138 { Expression *e; | |
| 7139 | |
| 7140 if (!type) | |
| 7141 { | |
| 7142 UnaExp::semantic(sc); | |
| 7143 e1 = resolveProperties(sc, e1); | |
| 7144 e = op_overload(sc); | |
| 7145 if (e) | |
| 7146 return e; | |
| 7147 | |
| 7148 e1->checkNoBool(); | |
| 1587 | 7149 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
|
7150 e1 = e1->checkIntegral(); |
| 159 | 7151 type = e1->type; |
| 7152 } | |
| 7153 return this; | |
| 7154 } | |
| 7155 | |
| 7156 /************************************************************/ | |
| 7157 | |
| 7158 NotExp::NotExp(Loc loc, Expression *e) | |
| 7159 : UnaExp(loc, TOKnot, sizeof(NotExp), e) | |
| 7160 { | |
| 7161 } | |
| 7162 | |
| 7163 Expression *NotExp::semantic(Scope *sc) | |
| 7164 { | |
| 7165 UnaExp::semantic(sc); | |
| 7166 e1 = resolveProperties(sc, e1); | |
| 7167 e1 = e1->checkToBoolean(); | |
| 7168 type = Type::tboolean; | |
| 7169 return this; | |
| 7170 } | |
| 7171 | |
| 7172 int NotExp::isBit() | |
| 7173 { | |
| 7174 return TRUE; | |
| 7175 } | |
| 7176 | |
| 7177 | |
| 7178 | |
| 7179 /************************************************************/ | |
| 7180 | |
| 7181 BoolExp::BoolExp(Loc loc, Expression *e, Type *t) | |
| 7182 : UnaExp(loc, TOKtobool, sizeof(BoolExp), e) | |
| 7183 { | |
| 7184 type = t; | |
| 7185 } | |
| 7186 | |
| 7187 Expression *BoolExp::semantic(Scope *sc) | |
| 7188 { | |
| 7189 UnaExp::semantic(sc); | |
| 7190 e1 = resolveProperties(sc, e1); | |
| 7191 e1 = e1->checkToBoolean(); | |
| 7192 type = Type::tboolean; | |
| 7193 return this; | |
| 7194 } | |
| 7195 | |
| 7196 int BoolExp::isBit() | |
| 7197 { | |
| 7198 return TRUE; | |
| 7199 } | |
| 7200 | |
| 7201 /************************************************************/ | |
| 7202 | |
| 7203 DeleteExp::DeleteExp(Loc loc, Expression *e) | |
| 7204 : UnaExp(loc, TOKdelete, sizeof(DeleteExp), e) | |
| 7205 { | |
| 7206 } | |
| 7207 | |
| 7208 Expression *DeleteExp::semantic(Scope *sc) | |
| 7209 { | |
| 7210 Type *tb; | |
| 7211 | |
| 7212 UnaExp::semantic(sc); | |
| 7213 e1 = resolveProperties(sc, e1); | |
| 7214 e1 = e1->toLvalue(sc, NULL); | |
| 7215 type = Type::tvoid; | |
| 7216 | |
| 7217 tb = e1->type->toBasetype(); | |
| 7218 switch (tb->ty) | |
| 7219 { case Tclass: | |
| 7220 { TypeClass *tc = (TypeClass *)tb; | |
| 7221 ClassDeclaration *cd = tc->sym; | |
| 7222 | |
| 7223 if (cd->isCOMinterface()) | |
| 7224 { /* Because COM classes are deleted by IUnknown.Release() | |
| 7225 */ | |
| 7226 error("cannot delete instance of COM interface %s", cd->toChars()); | |
| 7227 } | |
| 7228 break; | |
| 7229 } | |
| 7230 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
|
7231 tb = ((TypePointer *)tb)->next->toBasetype(); |
| 159 | 7232 if (tb->ty == Tstruct) |
| 7233 { | |
| 7234 TypeStruct *ts = (TypeStruct *)tb; | |
| 7235 StructDeclaration *sd = ts->sym; | |
| 7236 FuncDeclaration *f = sd->aggDelete; | |
| 7237 | |
| 7238 if (f) | |
| 7239 { | |
| 7240 Type *tpv = Type::tvoid->pointerTo(); | |
| 7241 | |
| 7242 Expression *e = e1->castTo(sc, tpv); | |
| 7243 Expression *ec = new VarExp(loc, f); | |
| 7244 e = new CallExp(loc, ec, e); | |
| 7245 return e->semantic(sc); | |
| 7246 } | |
| 7247 } | |
| 7248 break; | |
| 7249 | |
| 7250 case Tarray: | |
| 7251 break; | |
| 7252 | |
| 7253 default: | |
| 7254 if (e1->op == TOKindex) | |
| 7255 { | |
| 7256 IndexExp *ae = (IndexExp *)(e1); | |
| 7257 Type *tb1 = ae->e1->type->toBasetype(); | |
| 7258 if (tb1->ty == Taarray) | |
| 7259 break; | |
| 7260 } | |
| 7261 error("cannot delete type %s", e1->type->toChars()); | |
| 7262 break; | |
| 7263 } | |
| 7264 | |
| 7265 if (e1->op == TOKindex) | |
| 7266 { | |
| 7267 IndexExp *ae = (IndexExp *)(e1); | |
| 7268 Type *tb1 = ae->e1->type->toBasetype(); | |
| 7269 if (tb1->ty == Taarray) | |
| 7270 { if (!global.params.useDeprecated) | |
| 7271 error("delete aa[key] deprecated, use aa.remove(key)"); | |
| 7272 } | |
| 7273 } | |
| 7274 | |
| 7275 return this; | |
| 7276 } | |
| 7277 | |
| 7278 int DeleteExp::checkSideEffect(int flag) | |
| 7279 { | |
| 7280 return 1; | |
| 7281 } | |
| 7282 | |
| 7283 Expression *DeleteExp::checkToBoolean() | |
| 7284 { | |
| 7285 error("delete does not give a boolean result"); | |
| 7286 return this; | |
| 7287 } | |
| 7288 | |
| 7289 void DeleteExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 7290 { | |
| 7291 buf->writestring("delete "); | |
| 7292 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 7293 } | |
| 7294 | |
| 7295 /************************************************************/ | |
| 7296 | |
| 7297 CastExp::CastExp(Loc loc, Expression *e, Type *t) | |
| 7298 : UnaExp(loc, TOKcast, sizeof(CastExp), e) | |
| 7299 { | |
| 7300 to = t; | |
| 7301 } | |
| 7302 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7303 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7304 /* For cast(const) and cast(immutable) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7305 */ |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7306 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
|
7307 : UnaExp(loc, TOKcast, sizeof(CastExp), e) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7308 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7309 to = NULL; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7310 this->mod = mod; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7311 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7312 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7313 |
| 159 | 7314 Expression *CastExp::syntaxCopy() |
| 7315 { | |
| 7316 return new CastExp(loc, e1->syntaxCopy(), to->syntaxCopy()); | |
| 7317 } | |
| 7318 | |
| 7319 | |
| 7320 Expression *CastExp::semantic(Scope *sc) | |
| 7321 { Expression *e; | |
| 7322 BinExp *b; | |
| 7323 UnaExp *u; | |
| 7324 | |
| 7325 #if LOGSEMANTIC | |
| 7326 printf("CastExp::semantic('%s')\n", toChars()); | |
| 7327 #endif | |
| 7328 | |
| 7329 //static int x; assert(++x < 10); | |
| 7330 | |
| 7331 if (type) | |
| 7332 return this; | |
| 7333 UnaExp::semantic(sc); | |
| 7334 if (e1->type) // if not a tuple | |
| 7335 { | |
| 7336 e1 = resolveProperties(sc, e1); | |
| 7337 to = to->semantic(loc, sc); | |
| 7338 | |
| 7339 e = op_overload(sc); | |
| 7340 if (e) | |
| 7341 { | |
| 7342 return e->implicitCastTo(sc, to); | |
| 7343 } | |
| 7344 | |
| 1587 | 7345 if (e1->op == TOKtemplate) |
| 7346 { | |
| 7347 error("cannot cast template %s to type %s", e1->toChars(), to->toChars()); | |
| 7348 return new ErrorExp(); | |
| 7349 } | |
| 7350 | |
| 7351 Type *t1b = e1->type->toBasetype(); | |
| 159 | 7352 Type *tob = to->toBasetype(); |
| 7353 if (tob->ty == Tstruct && | |
| 1587 | 7354 !tob->equals(t1b) && |
| 159 | 7355 ((TypeStruct *)to)->sym->search(0, Id::call, 0) |
| 7356 ) | |
| 7357 { | |
| 7358 /* Look to replace: | |
| 7359 * cast(S)t | |
| 7360 * with: | |
| 7361 * S(t) | |
| 7362 */ | |
| 7363 | |
| 7364 // Rewrite as to.call(e1) | |
| 7365 e = new TypeExp(loc, to); | |
| 7366 e = new DotIdExp(loc, e, Id::call); | |
| 7367 e = new CallExp(loc, e, e1); | |
| 7368 e = e->semantic(sc); | |
| 7369 return e; | |
| 7370 } | |
| 1587 | 7371 |
| 7372 // Struct casts are possible only when the sizes match | |
| 7373 if (tob->ty == Tstruct || t1b->ty == Tstruct) | |
| 7374 { | |
| 7375 size_t fromsize = t1b->size(loc); | |
| 7376 size_t tosize = tob->size(loc); | |
| 7377 if (fromsize != tosize) | |
| 7378 { | |
| 7379 error("cannot cast from %s to %s", e1->type->toChars(), to->toChars()); | |
| 7380 return new ErrorExp(); | |
| 7381 } | |
| 7382 } | |
| 159 | 7383 } |
| 7384 e = e1->castTo(sc, to); | |
| 7385 return e; | |
| 7386 } | |
| 7387 | |
| 7388 int CastExp::checkSideEffect(int flag) | |
| 7389 { | |
| 7390 /* if not: | |
| 7391 * cast(void) | |
| 7392 * cast(classtype)func() | |
| 7393 */ | |
| 7394 if (!to->equals(Type::tvoid) && | |
| 7395 !(to->ty == Tclass && e1->op == TOKcall && e1->type->ty == Tclass)) | |
| 7396 return Expression::checkSideEffect(flag); | |
| 7397 return 1; | |
| 7398 } | |
| 7399 | |
| 7400 void CastExp::checkEscape() | |
| 7401 { Type *tb = type->toBasetype(); | |
| 7402 if (tb->ty == Tarray && e1->op == TOKvar && | |
| 7403 e1->type->toBasetype()->ty == Tsarray) | |
| 7404 { VarExp *ve = (VarExp *)e1; | |
| 7405 VarDeclaration *v = ve->var->isVarDeclaration(); | |
| 7406 if (v) | |
| 7407 { | |
| 7408 if (!v->isDataseg() && !v->isParameter()) | |
| 7409 error("escaping reference to local %s", v->toChars()); | |
| 7410 } | |
| 7411 } | |
| 7412 } | |
| 7413 | |
| 7414 void CastExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 7415 { | |
| 7416 buf->writestring("cast("); | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7417 #if DMDV1 |
| 159 | 7418 to->toCBuffer(buf, NULL, hgs); |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7419 #else |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7420 if (to) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7421 to->toCBuffer(buf, NULL, hgs); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7422 else |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7423 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7424 switch (mod) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7425 { case 0: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7426 break; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7427 case MODconst: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7428 buf->writestring(Token::tochars[TOKconst]); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7429 break; |
|
1619
c61782a76dff
Merge DMD r304: refactor invariant => immutable
Leandro Lucarella <llucax@gmail.com>
parents:
1618
diff
changeset
|
7430 case MODimmutable: |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7431 buf->writestring(Token::tochars[TOKimmutable]); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7432 break; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7433 case MODshared: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7434 buf->writestring(Token::tochars[TOKshared]); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7435 break; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7436 case MODshared | MODconst: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7437 buf->writestring(Token::tochars[TOKshared]); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7438 buf->writeByte(' '); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7439 buf->writestring(Token::tochars[TOKconst]); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7440 break; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7441 default: |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7442 assert(0); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7443 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7444 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7445 #endif |
| 159 | 7446 buf->writeByte(')'); |
| 7447 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 7448 } | |
| 7449 | |
| 7450 | |
| 7451 /************************************************************/ | |
| 7452 | |
| 7453 SliceExp::SliceExp(Loc loc, Expression *e1, Expression *lwr, Expression *upr) | |
| 7454 : UnaExp(loc, TOKslice, sizeof(SliceExp), e1) | |
| 7455 { | |
| 7456 this->upr = upr; | |
| 7457 this->lwr = lwr; | |
| 7458 lengthVar = NULL; | |
| 7459 } | |
| 7460 | |
| 7461 Expression *SliceExp::syntaxCopy() | |
| 7462 { | |
| 7463 Expression *lwr = NULL; | |
| 7464 if (this->lwr) | |
| 7465 lwr = this->lwr->syntaxCopy(); | |
| 7466 | |
| 7467 Expression *upr = NULL; | |
| 7468 if (this->upr) | |
| 7469 upr = this->upr->syntaxCopy(); | |
| 7470 | |
| 7471 return new SliceExp(loc, e1->syntaxCopy(), lwr, upr); | |
| 7472 } | |
| 7473 | |
| 7474 Expression *SliceExp::semantic(Scope *sc) | |
| 7475 { Expression *e; | |
| 7476 AggregateDeclaration *ad; | |
| 7477 //FuncDeclaration *fd; | |
| 7478 ScopeDsymbol *sym; | |
| 7479 | |
| 7480 #if LOGSEMANTIC | |
| 7481 printf("SliceExp::semantic('%s')\n", toChars()); | |
| 7482 #endif | |
| 7483 if (type) | |
| 7484 return this; | |
| 7485 | |
| 7486 UnaExp::semantic(sc); | |
| 7487 e1 = resolveProperties(sc, e1); | |
| 7488 | |
| 7489 e = this; | |
| 7490 | |
| 7491 Type *t = e1->type->toBasetype(); | |
| 7492 if (t->ty == Tpointer) | |
| 7493 { | |
| 7494 if (!lwr || !upr) | |
| 7495 error("need upper and lower bound to slice pointer"); | |
| 7496 } | |
| 7497 else if (t->ty == Tarray) | |
| 7498 { | |
| 7499 } | |
| 7500 else if (t->ty == Tsarray) | |
| 7501 { | |
| 7502 } | |
| 7503 else if (t->ty == Tclass) | |
| 7504 { | |
| 7505 ad = ((TypeClass *)t)->sym; | |
| 7506 goto L1; | |
| 7507 } | |
| 7508 else if (t->ty == Tstruct) | |
| 7509 { | |
| 7510 ad = ((TypeStruct *)t)->sym; | |
| 7511 | |
| 7512 L1: | |
| 7513 if (search_function(ad, Id::slice)) | |
| 7514 { | |
| 7515 // Rewrite as e1.slice(lwr, upr) | |
| 7516 e = new DotIdExp(loc, e1, Id::slice); | |
| 7517 | |
| 7518 if (lwr) | |
| 7519 { | |
| 7520 assert(upr); | |
| 7521 e = new CallExp(loc, e, lwr, upr); | |
| 7522 } | |
| 7523 else | |
| 7524 { assert(!upr); | |
| 7525 e = new CallExp(loc, e); | |
| 7526 } | |
| 7527 e = e->semantic(sc); | |
| 7528 return e; | |
| 7529 } | |
| 7530 goto Lerror; | |
| 7531 } | |
| 7532 else if (t->ty == Ttuple) | |
| 7533 { | |
| 7534 if (!lwr && !upr) | |
| 7535 return e1; | |
| 7536 if (!lwr || !upr) | |
| 7537 { error("need upper and lower bound to slice tuple"); | |
| 7538 goto Lerror; | |
| 7539 } | |
| 7540 } | |
| 7541 else | |
| 7542 goto Lerror; | |
| 7543 | |
| 7544 if (t->ty == Tsarray || t->ty == Tarray || t->ty == Ttuple) | |
| 7545 { | |
| 7546 sym = new ArrayScopeSymbol(this); | |
| 7547 sym->loc = loc; | |
| 7548 sym->parent = sc->scopesym; | |
| 7549 sc = sc->push(sym); | |
| 7550 } | |
| 7551 | |
| 7552 if (lwr) | |
| 7553 { lwr = lwr->semantic(sc); | |
| 7554 lwr = resolveProperties(sc, lwr); | |
| 7555 lwr = lwr->implicitCastTo(sc, Type::tsize_t); | |
| 7556 } | |
| 7557 if (upr) | |
| 7558 { upr = upr->semantic(sc); | |
| 7559 upr = resolveProperties(sc, upr); | |
| 7560 upr = upr->implicitCastTo(sc, Type::tsize_t); | |
| 7561 } | |
| 7562 | |
| 7563 if (t->ty == Tsarray || t->ty == Tarray || t->ty == Ttuple) | |
| 7564 sc->pop(); | |
| 7565 | |
| 7566 if (t->ty == Ttuple) | |
| 7567 { | |
| 7568 lwr = lwr->optimize(WANTvalue); | |
| 7569 upr = upr->optimize(WANTvalue); | |
| 7570 uinteger_t i1 = lwr->toUInteger(); | |
| 7571 uinteger_t i2 = upr->toUInteger(); | |
| 7572 | |
| 7573 size_t length; | |
| 7574 TupleExp *te; | |
| 7575 TypeTuple *tup; | |
| 7576 | |
| 7577 if (e1->op == TOKtuple) // slicing an expression tuple | |
| 7578 { te = (TupleExp *)e1; | |
| 7579 length = te->exps->dim; | |
| 7580 } | |
| 7581 else if (e1->op == TOKtype) // slicing a type tuple | |
| 7582 { tup = (TypeTuple *)t; | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
7583 length = Parameter::dim(tup->arguments); |
| 159 | 7584 } |
| 7585 else | |
| 7586 assert(0); | |
| 7587 | |
| 7588 if (i1 <= i2 && i2 <= length) | |
| 7589 { size_t j1 = (size_t) i1; | |
| 7590 size_t j2 = (size_t) i2; | |
| 7591 | |
| 7592 if (e1->op == TOKtuple) | |
| 7593 { Expressions *exps = new Expressions; | |
| 7594 exps->setDim(j2 - j1); | |
| 7595 for (size_t i = 0; i < j2 - j1; i++) | |
| 7596 { Expression *e = (Expression *)te->exps->data[j1 + i]; | |
| 7597 exps->data[i] = (void *)e; | |
| 7598 } | |
| 7599 e = new TupleExp(loc, exps); | |
| 7600 } | |
| 7601 else | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
7602 { Parameters *args = new Parameters; |
| 159 | 7603 args->reserve(j2 - j1); |
| 7604 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
|
7605 { Parameter *arg = Parameter::getNth(tup->arguments, i); |
| 159 | 7606 args->push(arg); |
| 7607 } | |
| 7608 e = new TypeExp(e1->loc, new TypeTuple(args)); | |
| 7609 } | |
| 7610 e = e->semantic(sc); | |
| 7611 } | |
| 7612 else | |
| 7613 { | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
7614 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
|
7615 e = new IntegerExp(0); |
| 159 | 7616 } |
| 7617 return e; | |
| 7618 } | |
| 7619 | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
7620 if (t->ty == Tarray) |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7621 { |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
7622 type = e1->type; |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7623 } |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
7624 else |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
7625 type = t->nextOf()->arrayOf(); |
| 159 | 7626 return e; |
| 7627 | |
| 7628 Lerror: | |
| 7629 char *s; | |
| 7630 if (t->ty == Tvoid) | |
| 7631 s = e1->toChars(); | |
| 7632 else | |
| 7633 s = t->toChars(); | |
| 7634 error("%s cannot be sliced with []", s); | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7635 e = new ErrorExp(); |
| 159 | 7636 return e; |
| 7637 } | |
| 7638 | |
| 7639 void SliceExp::checkEscape() | |
| 7640 { | |
| 7641 e1->checkEscape(); | |
| 7642 } | |
| 7643 | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7644 void SliceExp::checkEscapeRef() |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7645 { |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7646 e1->checkEscapeRef(); |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7647 } |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7648 |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7649 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7650 int SliceExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7651 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7652 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7653 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7654 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7655 |
| 159 | 7656 Expression *SliceExp::toLvalue(Scope *sc, Expression *e) |
| 7657 { | |
| 7658 return this; | |
| 7659 } | |
| 7660 | |
| 7661 Expression *SliceExp::modifiableLvalue(Scope *sc, Expression *e) | |
| 7662 { | |
| 7663 error("slice expression %s is not a modifiable lvalue", toChars()); | |
| 7664 return this; | |
| 7665 } | |
| 7666 | |
| 7667 void SliceExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 7668 { | |
| 7669 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 7670 buf->writeByte('['); | |
| 7671 if (upr || lwr) | |
| 7672 { | |
| 7673 if (lwr) | |
| 7674 expToCBuffer(buf, hgs, lwr, PREC_assign); | |
| 7675 else | |
| 7676 buf->writeByte('0'); | |
| 7677 buf->writestring(".."); | |
| 7678 if (upr) | |
| 7679 expToCBuffer(buf, hgs, upr, PREC_assign); | |
| 7680 else | |
| 7681 buf->writestring("length"); // BUG: should be array.length | |
| 7682 } | |
| 7683 buf->writeByte(']'); | |
| 7684 } | |
| 7685 | |
| 7686 /********************** ArrayLength **************************************/ | |
| 7687 | |
| 7688 ArrayLengthExp::ArrayLengthExp(Loc loc, Expression *e1) | |
| 7689 : UnaExp(loc, TOKarraylength, sizeof(ArrayLengthExp), e1) | |
| 7690 { | |
| 7691 } | |
| 7692 | |
| 7693 Expression *ArrayLengthExp::semantic(Scope *sc) | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7694 { |
| 159 | 7695 #if LOGSEMANTIC |
| 7696 printf("ArrayLengthExp::semantic('%s')\n", toChars()); | |
| 7697 #endif | |
| 7698 if (!type) | |
| 7699 { | |
| 7700 UnaExp::semantic(sc); | |
| 7701 e1 = resolveProperties(sc, e1); | |
| 7702 | |
| 7703 type = Type::tsize_t; | |
| 7704 } | |
| 7705 return this; | |
| 7706 } | |
| 7707 | |
| 7708 void ArrayLengthExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 7709 { | |
| 7710 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 7711 buf->writestring(".length"); | |
| 7712 } | |
| 7713 | |
| 7714 /*********************** ArrayExp *************************************/ | |
| 7715 | |
| 7716 // e1 [ i1, i2, i3, ... ] | |
| 7717 | |
| 7718 ArrayExp::ArrayExp(Loc loc, Expression *e1, Expressions *args) | |
| 7719 : UnaExp(loc, TOKarray, sizeof(ArrayExp), e1) | |
| 7720 { | |
| 7721 arguments = args; | |
| 7722 } | |
| 7723 | |
| 7724 Expression *ArrayExp::syntaxCopy() | |
| 7725 { | |
| 7726 return new ArrayExp(loc, e1->syntaxCopy(), arraySyntaxCopy(arguments)); | |
| 7727 } | |
| 7728 | |
| 7729 Expression *ArrayExp::semantic(Scope *sc) | |
| 7730 { Expression *e; | |
| 7731 Type *t1; | |
| 7732 | |
| 7733 #if LOGSEMANTIC | |
| 7734 printf("ArrayExp::semantic('%s')\n", toChars()); | |
| 7735 #endif | |
| 7736 UnaExp::semantic(sc); | |
| 7737 e1 = resolveProperties(sc, e1); | |
| 7738 | |
| 7739 t1 = e1->type->toBasetype(); | |
| 7740 if (t1->ty != Tclass && t1->ty != Tstruct) | |
| 7741 { // Convert to IndexExp | |
| 7742 if (arguments->dim != 1) | |
| 7743 error("only one index allowed to index %s", t1->toChars()); | |
| 7744 e = new IndexExp(loc, e1, (Expression *)arguments->data[0]); | |
| 7745 return e->semantic(sc); | |
| 7746 } | |
| 7747 | |
| 7748 // Run semantic() on each argument | |
| 7749 for (size_t i = 0; i < arguments->dim; i++) | |
| 7750 { e = (Expression *)arguments->data[i]; | |
| 7751 | |
| 7752 e = e->semantic(sc); | |
| 7753 if (!e->type) | |
| 7754 error("%s has no value", e->toChars()); | |
| 7755 arguments->data[i] = (void *)e; | |
| 7756 } | |
| 7757 | |
| 7758 expandTuples(arguments); | |
| 7759 assert(arguments && arguments->dim); | |
| 7760 | |
| 7761 e = op_overload(sc); | |
| 7762 if (!e) | |
| 7763 { error("no [] operator overload for type %s", e1->type->toChars()); | |
| 7764 e = e1; | |
| 7765 } | |
| 7766 return e; | |
| 7767 } | |
| 7768 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7769 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7770 int ArrayExp::isLvalue() |
|
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 if (type && type->toBasetype()->ty == Tvoid) |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7773 return 0; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7774 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7775 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7776 #endif |
| 159 | 7777 |
| 7778 Expression *ArrayExp::toLvalue(Scope *sc, Expression *e) | |
| 7779 { | |
| 7780 if (type && type->toBasetype()->ty == Tvoid) | |
| 7781 error("voids have no value"); | |
| 7782 return this; | |
| 7783 } | |
| 7784 | |
| 7785 | |
| 7786 void ArrayExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 7787 { int i; | |
| 7788 | |
| 7789 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 7790 buf->writeByte('['); | |
| 7791 argsToCBuffer(buf, arguments, hgs); | |
| 7792 buf->writeByte(']'); | |
| 7793 } | |
| 7794 | |
| 7795 /************************* DotExp ***********************************/ | |
| 7796 | |
| 7797 DotExp::DotExp(Loc loc, Expression *e1, Expression *e2) | |
| 7798 : BinExp(loc, TOKdotexp, sizeof(DotExp), e1, e2) | |
| 7799 { | |
| 7800 } | |
| 7801 | |
| 7802 Expression *DotExp::semantic(Scope *sc) | |
| 7803 { | |
| 7804 #if LOGSEMANTIC | |
| 7805 printf("DotExp::semantic('%s')\n", toChars()); | |
| 7806 if (type) printf("\ttype = %s\n", type->toChars()); | |
| 7807 #endif | |
| 7808 e1 = e1->semantic(sc); | |
| 7809 e2 = e2->semantic(sc); | |
| 7810 if (e2->op == TOKimport) | |
| 7811 { | |
| 7812 ScopeExp *se = (ScopeExp *)e2; | |
| 7813 TemplateDeclaration *td = se->sds->isTemplateDeclaration(); | |
| 7814 if (td) | |
| 7815 { Expression *e = new DotTemplateExp(loc, e1, td); | |
| 7816 e = e->semantic(sc); | |
| 7817 return e; | |
| 7818 } | |
| 7819 } | |
| 7820 if (!type) | |
| 7821 type = e2->type; | |
| 7822 return this; | |
| 7823 } | |
| 7824 | |
| 7825 | |
| 7826 /************************* CommaExp ***********************************/ | |
| 7827 | |
| 7828 CommaExp::CommaExp(Loc loc, Expression *e1, Expression *e2) | |
| 7829 : BinExp(loc, TOKcomma, sizeof(CommaExp), e1, e2) | |
| 7830 { | |
| 7831 } | |
| 7832 | |
| 7833 Expression *CommaExp::semantic(Scope *sc) | |
| 7834 { | |
| 7835 if (!type) | |
| 7836 { BinExp::semanticp(sc); | |
| 7837 type = e2->type; | |
| 7838 } | |
| 7839 return this; | |
| 7840 } | |
| 7841 | |
| 7842 void CommaExp::checkEscape() | |
| 7843 { | |
| 7844 e2->checkEscape(); | |
| 7845 } | |
| 7846 | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7847 void CommaExp::checkEscapeRef() |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7848 { |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7849 e2->checkEscapeRef(); |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7850 } |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
7851 |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7852 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7853 int CommaExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7854 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7855 return e2->isLvalue(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7856 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7857 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
7858 |
| 159 | 7859 Expression *CommaExp::toLvalue(Scope *sc, Expression *e) |
| 7860 { | |
| 7861 e2 = e2->toLvalue(sc, NULL); | |
| 7862 return this; | |
| 7863 } | |
| 7864 | |
| 7865 Expression *CommaExp::modifiableLvalue(Scope *sc, Expression *e) | |
| 7866 { | |
| 7867 e2 = e2->modifiableLvalue(sc, e); | |
| 7868 return this; | |
| 7869 } | |
| 7870 | |
| 7871 int CommaExp::isBool(int result) | |
| 7872 { | |
| 7873 return e2->isBool(result); | |
| 7874 } | |
| 7875 | |
| 7876 int CommaExp::checkSideEffect(int flag) | |
| 7877 { | |
| 7878 if (flag == 2) | |
| 7879 return e1->checkSideEffect(2) || e2->checkSideEffect(2); | |
| 7880 else | |
| 7881 { | |
| 7882 // Don't check e1 until we cast(void) the a,b code generation | |
| 7883 return e2->checkSideEffect(flag); | |
| 7884 } | |
| 7885 } | |
| 7886 | |
| 7887 /************************** IndexExp **********************************/ | |
| 7888 | |
| 7889 // e1 [ e2 ] | |
| 7890 | |
| 7891 IndexExp::IndexExp(Loc loc, Expression *e1, Expression *e2) | |
| 7892 : BinExp(loc, TOKindex, sizeof(IndexExp), e1, e2) | |
| 7893 { | |
| 7894 //printf("IndexExp::IndexExp('%s')\n", toChars()); | |
| 7895 lengthVar = NULL; | |
| 7896 modifiable = 0; // assume it is an rvalue | |
| 7897 } | |
| 7898 | |
| 7899 Expression *IndexExp::semantic(Scope *sc) | |
| 7900 { Expression *e; | |
| 7901 BinExp *b; | |
| 7902 UnaExp *u; | |
| 7903 Type *t1; | |
| 7904 ScopeDsymbol *sym; | |
| 7905 | |
| 7906 #if LOGSEMANTIC | |
| 7907 printf("IndexExp::semantic('%s')\n", toChars()); | |
| 7908 #endif | |
| 7909 if (type) | |
| 7910 return this; | |
| 7911 if (!e1->type) | |
| 7912 e1 = e1->semantic(sc); | |
| 7913 assert(e1->type); // semantic() should already be run on it | |
| 7914 e = this; | |
| 7915 | |
| 7916 // Note that unlike C we do not implement the int[ptr] | |
| 7917 | |
| 7918 t1 = e1->type->toBasetype(); | |
| 7919 | |
| 7920 if (t1->ty == Tsarray || t1->ty == Tarray || t1->ty == Ttuple) | |
| 7921 { // Create scope for 'length' variable | |
| 7922 sym = new ArrayScopeSymbol(this); | |
| 7923 sym->loc = loc; | |
| 7924 sym->parent = sc->scopesym; | |
| 7925 sc = sc->push(sym); | |
| 7926 } | |
| 7927 | |
| 7928 e2 = e2->semantic(sc); | |
| 7929 if (!e2->type) | |
| 7930 { | |
| 7931 error("%s has no value", e2->toChars()); | |
| 7932 e2->type = Type::terror; | |
| 7933 } | |
| 7934 e2 = resolveProperties(sc, e2); | |
| 7935 | |
| 7936 if (t1->ty == Tsarray || t1->ty == Tarray || t1->ty == Ttuple) | |
| 7937 sc = sc->pop(); | |
| 7938 | |
| 7939 switch (t1->ty) | |
| 7940 { | |
| 7941 case Tpointer: | |
| 7942 case Tarray: | |
| 7943 e2 = e2->implicitCastTo(sc, Type::tsize_t); | |
| 7944 e->type = t1->next; | |
| 7945 break; | |
| 7946 | |
| 7947 case Tsarray: | |
| 7948 { | |
| 7949 e2 = e2->implicitCastTo(sc, Type::tsize_t); | |
| 7950 | |
| 7951 TypeSArray *tsa = (TypeSArray *)t1; | |
| 7952 | |
| 7953 #if 0 // Don't do now, because it might be short-circuit evaluated | |
| 7954 // Do compile time array bounds checking if possible | |
| 7955 e2 = e2->optimize(WANTvalue); | |
| 7956 if (e2->op == TOKint64) | |
| 7957 { | |
|
1195
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
7958 dinteger_t index = e2->toInteger(); |
|
e961851fb8be
Merged DMD 1.042.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1168
diff
changeset
|
7959 dinteger_t length = tsa->dim->toInteger(); |
| 159 | 7960 if (index < 0 || index >= length) |
| 7961 error("array index [%lld] is outside array bounds [0 .. %lld]", | |
| 7962 index, length); | |
| 7963 } | |
| 7964 #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
|
7965 e->type = t1->nextOf(); |
| 159 | 7966 break; |
| 7967 } | |
| 7968 | |
| 7969 case Taarray: | |
| 7970 { TypeAArray *taa = (TypeAArray *)t1; | |
| 7971 | |
| 7972 e2 = e2->implicitCastTo(sc, taa->index); // type checking | |
| 7973 e2 = e2->implicitCastTo(sc, taa->key); // actual argument type | |
| 7974 type = taa->next; | |
| 7975 break; | |
| 7976 } | |
| 7977 | |
| 7978 case Ttuple: | |
| 7979 { | |
| 7980 e2 = e2->implicitCastTo(sc, Type::tsize_t); | |
| 7981 e2 = e2->optimize(WANTvalue); | |
| 7982 uinteger_t index = e2->toUInteger(); | |
| 7983 size_t length; | |
| 7984 TupleExp *te; | |
| 7985 TypeTuple *tup; | |
| 7986 | |
| 7987 if (e1->op == TOKtuple) | |
| 7988 { te = (TupleExp *)e1; | |
| 7989 length = te->exps->dim; | |
| 7990 } | |
| 7991 else if (e1->op == TOKtype) | |
| 7992 { | |
| 7993 tup = (TypeTuple *)t1; | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
7994 length = Parameter::dim(tup->arguments); |
| 159 | 7995 } |
| 7996 else | |
| 7997 assert(0); | |
| 7998 | |
| 7999 if (index < length) | |
| 8000 { | |
| 8001 | |
| 8002 if (e1->op == TOKtuple) | |
| 8003 e = (Expression *)te->exps->data[(size_t)index]; | |
| 8004 else | |
|
1607
207a8a438dea
Merge DMD r253: refactor: Argument => Parameter
Leandro Lucarella <llucax@gmail.com>
parents:
1605
diff
changeset
|
8005 e = new TypeExp(e1->loc, Parameter::getNth(tup->arguments, (size_t)index)->type); |
| 159 | 8006 } |
| 8007 else | |
| 8008 { | |
|
1103
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
8009 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
|
8010 index, length); |
|
b30fe7e1dbb9
- Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1012
diff
changeset
|
8011 e = e1; |
| 159 | 8012 } |
| 8013 break; | |
| 8014 } | |
| 8015 | |
| 8016 default: | |
| 8017 error("%s must be an array or pointer type, not %s", | |
| 8018 e1->toChars(), e1->type->toChars()); | |
| 8019 type = Type::tint32; | |
| 8020 break; | |
| 8021 } | |
| 8022 return e; | |
| 8023 } | |
| 8024 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
8025 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
8026 int IndexExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
8027 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
8028 return 1; |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
8029 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
8030 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
8031 |
| 159 | 8032 Expression *IndexExp::toLvalue(Scope *sc, Expression *e) |
| 8033 { | |
| 8034 // if (type && type->toBasetype()->ty == Tvoid) | |
| 8035 // error("voids have no value"); | |
| 8036 return this; | |
| 8037 } | |
| 8038 | |
| 8039 Expression *IndexExp::modifiableLvalue(Scope *sc, Expression *e) | |
| 8040 { | |
| 8041 //printf("IndexExp::modifiableLvalue(%s)\n", toChars()); | |
| 8042 modifiable = 1; | |
| 8043 if (e1->op == TOKstring) | |
| 8044 error("string literals are immutable"); | |
| 8045 if (e1->type->toBasetype()->ty == Taarray) | |
| 8046 e1 = e1->modifiableLvalue(sc, e1); | |
| 8047 return toLvalue(sc, e); | |
| 8048 } | |
| 8049 | |
| 8050 void IndexExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 8051 { | |
| 8052 expToCBuffer(buf, hgs, e1, PREC_primary); | |
| 8053 buf->writeByte('['); | |
| 8054 expToCBuffer(buf, hgs, e2, PREC_assign); | |
| 8055 buf->writeByte(']'); | |
| 8056 } | |
| 8057 | |
| 8058 | |
| 8059 /************************* PostExp ***********************************/ | |
| 8060 | |
| 8061 PostExp::PostExp(enum TOK op, Loc loc, Expression *e) | |
| 8062 : BinExp(loc, op, sizeof(PostExp), e, | |
| 8063 new IntegerExp(loc, 1, Type::tint32)) | |
| 8064 { | |
| 8065 } | |
| 8066 | |
| 8067 Expression *PostExp::semantic(Scope *sc) | |
| 8068 { Expression *e = this; | |
| 8069 | |
| 8070 if (!type) | |
| 8071 { | |
| 8072 BinExp::semantic(sc); | |
| 8073 e2 = resolveProperties(sc, e2); | |
| 8074 | |
| 8075 e = op_overload(sc); | |
| 8076 if (e) | |
| 8077 return e; | |
| 8078 | |
| 8079 e = this; | |
| 8080 e1 = e1->modifiableLvalue(sc, e1); | |
| 8081 e1->checkScalar(); | |
| 8082 e1->checkNoBool(); | |
| 8083 if (e1->type->ty == Tpointer) | |
| 8084 e = scaleFactor(sc); | |
| 8085 else | |
| 8086 e2 = e2->castTo(sc, e1->type); | |
| 8087 e->type = e1->type; | |
| 8088 } | |
| 8089 return e; | |
| 8090 } | |
| 8091 | |
| 8092 void PostExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) | |
| 8093 { | |
| 8094 expToCBuffer(buf, hgs, e1, precedence[op]); | |
| 8095 buf->writestring((op == TOKplusplus) ? (char *)"++" : (char *)"--"); | |
| 8096 } | |
| 8097 | |
| 8098 /************************************************************/ | |
| 8099 | |
| 1587 | 8100 /* op can be TOKassign, TOKconstruct, or TOKblit */ |
| 159 | 8101 |
| 8102 AssignExp::AssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8103 : BinExp(loc, TOKassign, sizeof(AssignExp), e1, e2) | |
| 8104 { | |
| 8105 ismemset = 0; | |
| 8106 } | |
| 8107 | |
| 8108 Expression *AssignExp::semantic(Scope *sc) | |
| 1587 | 8109 { |
| 159 | 8110 Expression *e1old = e1; |
| 8111 | |
| 8112 #if LOGSEMANTIC | |
| 8113 printf("AssignExp::semantic('%s')\n", toChars()); | |
| 8114 #endif | |
| 8115 //printf("e1->op = %d, '%s'\n", e1->op, Token::toChars(e1->op)); | |
| 1587 | 8116 //printf("e2->op = %d, '%s'\n", e2->op, Token::toChars(e2->op)); |
| 8117 | |
| 8118 if (type) | |
| 8119 return this; | |
| 8120 | |
| 8121 if (e2->op == TOKcomma) | |
| 8122 { /* Rewrite to get rid of the comma from rvalue | |
| 8123 */ | |
| 8124 AssignExp *ea = new AssignExp(loc, e1, ((CommaExp *)e2)->e2); | |
| 8125 ea->op = op; | |
| 8126 Expression *e = new CommaExp(loc, ((CommaExp *)e2)->e1, ea); | |
| 8127 return e->semantic(sc); | |
| 8128 } | |
| 159 | 8129 |
| 8130 /* Look for operator overloading of a[i]=value. | |
| 8131 * Do it before semantic() otherwise the a[i] will have been | |
| 8132 * converted to a.opIndex() already. | |
| 8133 */ | |
| 8134 if (e1->op == TOKarray) | |
| 1587 | 8135 { |
| 159 | 8136 ArrayExp *ae = (ArrayExp *)e1; |
| 8137 AggregateDeclaration *ad; | |
| 8138 Identifier *id = Id::index; | |
| 8139 | |
| 8140 ae->e1 = ae->e1->semantic(sc); | |
| 1587 | 8141 Type *t1 = ae->e1->type->toBasetype(); |
| 159 | 8142 if (t1->ty == Tstruct) |
| 8143 { | |
| 8144 ad = ((TypeStruct *)t1)->sym; | |
| 8145 goto L1; | |
| 8146 } | |
| 8147 else if (t1->ty == Tclass) | |
| 8148 { | |
| 8149 ad = ((TypeClass *)t1)->sym; | |
| 8150 L1: | |
| 8151 // Rewrite (a[i] = value) to (a.opIndexAssign(value, i)) | |
| 8152 if (search_function(ad, Id::indexass)) | |
| 8153 { Expression *e = new DotIdExp(loc, ae->e1, Id::indexass); | |
| 8154 Expressions *a = (Expressions *)ae->arguments->copy(); | |
| 8155 | |
| 8156 a->insert(0, e2); | |
| 8157 e = new CallExp(loc, e, a); | |
| 8158 e = e->semantic(sc); | |
| 8159 return e; | |
| 8160 } | |
| 8161 else | |
| 8162 { | |
| 8163 // Rewrite (a[i] = value) to (a.opIndex(i, value)) | |
| 8164 if (search_function(ad, id)) | |
| 8165 { Expression *e = new DotIdExp(loc, ae->e1, id); | |
| 8166 | |
| 8167 if (1 || !global.params.useDeprecated) | |
| 8168 error("operator [] assignment overload with opIndex(i, value) illegal, use opIndexAssign(value, i)"); | |
| 8169 | |
| 8170 e = new CallExp(loc, e, (Expression *)ae->arguments->data[0], e2); | |
| 8171 e = e->semantic(sc); | |
| 8172 return e; | |
| 8173 } | |
| 8174 } | |
| 8175 } | |
| 8176 } | |
| 8177 /* Look for operator overloading of a[i..j]=value. | |
| 8178 * Do it before semantic() otherwise the a[i..j] will have been | |
| 8179 * converted to a.opSlice() already. | |
| 8180 */ | |
| 8181 if (e1->op == TOKslice) | |
| 8182 { Type *t1; | |
| 8183 SliceExp *ae = (SliceExp *)e1; | |
| 8184 AggregateDeclaration *ad; | |
| 8185 Identifier *id = Id::index; | |
| 8186 | |
| 8187 ae->e1 = ae->e1->semantic(sc); | |
| 8188 ae->e1 = resolveProperties(sc, ae->e1); | |
| 8189 t1 = ae->e1->type->toBasetype(); | |
| 8190 if (t1->ty == Tstruct) | |
| 8191 { | |
| 8192 ad = ((TypeStruct *)t1)->sym; | |
| 8193 goto L2; | |
| 8194 } | |
| 8195 else if (t1->ty == Tclass) | |
| 8196 { | |
| 8197 ad = ((TypeClass *)t1)->sym; | |
| 8198 L2: | |
| 8199 // Rewrite (a[i..j] = value) to (a.opIndexAssign(value, i, j)) | |
| 8200 if (search_function(ad, Id::sliceass)) | |
| 8201 { Expression *e = new DotIdExp(loc, ae->e1, Id::sliceass); | |
| 8202 Expressions *a = new Expressions(); | |
| 8203 | |
| 8204 a->push(e2); | |
| 8205 if (ae->lwr) | |
| 8206 { a->push(ae->lwr); | |
| 8207 assert(ae->upr); | |
| 8208 a->push(ae->upr); | |
| 8209 } | |
| 8210 else | |
| 8211 assert(!ae->upr); | |
| 8212 e = new CallExp(loc, e, a); | |
| 8213 e = e->semantic(sc); | |
| 8214 return e; | |
| 8215 } | |
| 8216 } | |
| 8217 } | |
| 8218 | |
| 8219 BinExp::semantic(sc); | |
|
717
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
8220 |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
8221 if (e1->op == TOKdottd) |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
8222 { // 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
|
8223 Expression *e = new CallExp(loc, e1, e2); |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
8224 e = e->semantic(sc); |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
8225 return e; |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
8226 } |
|
a26b0c5d5942
Merged DMD 1.036.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
664
diff
changeset
|
8227 |
| 159 | 8228 e2 = resolveProperties(sc, e2); |
| 8229 assert(e1->type); | |
| 8230 | |
| 8231 /* Rewrite tuple assignment as a tuple of assignments. | |
| 8232 */ | |
| 8233 if (e1->op == TOKtuple && e2->op == TOKtuple) | |
| 8234 { TupleExp *tup1 = (TupleExp *)e1; | |
| 8235 TupleExp *tup2 = (TupleExp *)e2; | |
| 8236 size_t dim = tup1->exps->dim; | |
| 8237 if (dim != tup2->exps->dim) | |
| 8238 { | |
| 8239 error("mismatched tuple lengths, %d and %d", (int)dim, (int)tup2->exps->dim); | |
| 8240 } | |
| 8241 else | |
| 8242 { Expressions *exps = new Expressions; | |
| 8243 exps->setDim(dim); | |
| 8244 | |
| 8245 for (int i = 0; i < dim; i++) | |
| 8246 { Expression *ex1 = (Expression *)tup1->exps->data[i]; | |
| 8247 Expression *ex2 = (Expression *)tup2->exps->data[i]; | |
| 8248 exps->data[i] = (void *) new AssignExp(loc, ex1, ex2); | |
| 8249 } | |
| 8250 Expression *e = new TupleExp(loc, exps); | |
| 8251 e = e->semantic(sc); | |
| 8252 return e; | |
| 8253 } | |
| 8254 } | |
| 8255 | |
| 1587 | 8256 // Determine if this is an initialization of a reference |
| 8257 int refinit = 0; | |
| 8258 if (op == TOKconstruct && e1->op == TOKvar) | |
| 8259 { VarExp *ve = (VarExp *)e1; | |
| 8260 VarDeclaration *v = ve->var->isVarDeclaration(); | |
| 8261 if (v->storage_class & (STCout | STCref)) | |
| 8262 refinit = 1; | |
| 8263 } | |
| 8264 | |
| 8265 Type *t1 = e1->type->toBasetype(); | |
| 159 | 8266 |
| 8267 if (t1->ty == Tfunction) | |
| 8268 { // Rewrite f=value to f(value) | |
| 1587 | 8269 Expression *e = new CallExp(loc, e1, e2); |
| 159 | 8270 e = e->semantic(sc); |
| 8271 return e; | |
| 8272 } | |
| 8273 | |
| 8274 /* If it is an assignment from a 'foreign' type, | |
| 8275 * check for operator overloading. | |
| 8276 */ | |
| 8277 if (t1->ty == Tclass || t1->ty == Tstruct) | |
| 8278 { | |
| 8279 if (!e2->type->implicitConvTo(e1->type)) | |
| 8280 { | |
| 8281 Expression *e = op_overload(sc); | |
| 8282 if (e) | |
| 8283 return e; | |
| 8284 } | |
| 8285 } | |
| 8286 | |
| 8287 e2->rvalue(); | |
| 8288 | |
| 8289 if (e1->op == TOKarraylength) | |
| 8290 { | |
| 8291 // e1 is not an lvalue, but we let code generator handle it | |
| 8292 ArrayLengthExp *ale = (ArrayLengthExp *)e1; | |
| 8293 | |
| 8294 ale->e1 = ale->e1->modifiableLvalue(sc, e1); | |
| 8295 } | |
| 8296 else if (e1->op == TOKslice) | |
| 8297 ; | |
| 8298 else | |
| 8299 { // Try to do a decent error message with the expression | |
| 8300 // before it got constant folded | |
| 1587 | 8301 if (op != TOKconstruct) |
| 8302 e1 = e1->modifiableLvalue(sc, e1old); | |
| 159 | 8303 } |
| 8304 | |
| 8305 if (e1->op == TOKslice && | |
| 8306 t1->nextOf() && | |
| 8307 e2->implicitConvTo(t1->nextOf()) | |
| 8308 // !(t1->nextOf()->equals(e2->type->nextOf())) | |
| 8309 ) | |
| 8310 { // memset | |
| 8311 ismemset = 1; // make it easy for back end to tell what this is | |
| 8312 e2 = e2->implicitCastTo(sc, t1->next); | |
| 8313 } | |
| 1587 | 8314 else if (t1->ty == Tsarray && !refinit) |
| 159 | 8315 { |
| 8316 error("cannot assign to static array %s", e1->toChars()); | |
| 8317 } | |
| 8318 else | |
| 8319 { | |
| 8320 e2 = e2->implicitCastTo(sc, e1->type); | |
| 8321 } | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8322 |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8323 /* 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
|
8324 */ |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8325 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
|
8326 (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
|
8327 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
|
8328 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
|
8329 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
|
8330 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
|
8331 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8332 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
|
8333 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
|
8334 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8335 |
| 159 | 8336 type = e1->type; |
| 8337 assert(type); | |
| 8338 return this; | |
| 8339 } | |
| 8340 | |
| 8341 Expression *AssignExp::checkToBoolean() | |
| 8342 { | |
| 8343 // Things like: | |
| 8344 // if (a = b) ... | |
| 8345 // are usually mistakes. | |
| 8346 | |
| 8347 error("'=' does not give a boolean result"); | |
| 8348 return this; | |
| 8349 } | |
| 8350 | |
| 8351 /************************************************************/ | |
| 8352 | |
| 8353 AddAssignExp::AddAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8354 : BinExp(loc, TOKaddass, sizeof(AddAssignExp), e1, e2) | |
| 8355 { | |
| 8356 } | |
| 8357 | |
| 8358 Expression *AddAssignExp::semantic(Scope *sc) | |
| 8359 { Expression *e; | |
| 8360 | |
| 8361 if (type) | |
| 8362 return this; | |
| 8363 | |
| 8364 BinExp::semantic(sc); | |
| 8365 e2 = resolveProperties(sc, e2); | |
| 8366 | |
| 8367 e = op_overload(sc); | |
| 8368 if (e) | |
| 8369 return e; | |
| 8370 | |
| 8371 Type *tb1 = e1->type->toBasetype(); | |
| 8372 Type *tb2 = e2->type->toBasetype(); | |
| 8373 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8374 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
|
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 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
|
8377 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
|
8378 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
|
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 else |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8381 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8382 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
|
8383 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8384 |
| 159 | 8385 if ((tb1->ty == Tarray || tb1->ty == Tsarray) && |
| 8386 (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
|
8387 tb1->nextOf()->equals(tb2->nextOf()) |
| 159 | 8388 ) |
| 8389 { | |
| 8390 type = e1->type; | |
| 8391 e = this; | |
| 8392 } | |
| 8393 else | |
| 8394 { | |
| 8395 e1->checkScalar(); | |
| 8396 e1->checkNoBool(); | |
| 8397 if (tb1->ty == Tpointer && tb2->isintegral()) | |
| 8398 e = scaleFactor(sc); | |
| 8399 else if (tb1->ty == Tbit || tb1->ty == Tbool) | |
| 8400 { | |
| 8401 #if 0 | |
| 8402 // Need to rethink this | |
| 8403 if (e1->op != TOKvar) | |
| 8404 { // Rewrite e1+=e2 to (v=&e1),*v=*v+e2 | |
| 8405 VarDeclaration *v; | |
| 8406 Expression *ea; | |
| 8407 Expression *ex; | |
| 8408 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8409 Identifier *id = Lexer::uniqueId("__name"); |
| 159 | 8410 |
| 8411 v = new VarDeclaration(loc, tb1->pointerTo(), id, NULL); | |
| 8412 v->semantic(sc); | |
| 8413 if (!sc->insert(v)) | |
| 8414 assert(0); | |
| 8415 v->parent = sc->func; | |
| 8416 | |
| 8417 ea = new AddrExp(loc, e1); | |
| 8418 ea = new AssignExp(loc, new VarExp(loc, v), ea); | |
| 8419 | |
| 8420 ex = new VarExp(loc, v); | |
| 8421 ex = new PtrExp(loc, ex); | |
| 8422 e = new AddExp(loc, ex, e2); | |
| 8423 e = new CastExp(loc, e, e1->type); | |
| 8424 e = new AssignExp(loc, ex->syntaxCopy(), e); | |
| 8425 | |
| 8426 e = new CommaExp(loc, ea, e); | |
| 8427 } | |
| 8428 else | |
| 8429 #endif | |
| 8430 { // Rewrite e1+=e2 to e1=e1+e2 | |
| 8431 // BUG: doesn't account for side effects in e1 | |
| 8432 // BUG: other assignment operators for bits aren't handled at all | |
| 8433 e = new AddExp(loc, e1, e2); | |
| 8434 e = new CastExp(loc, e, e1->type); | |
| 8435 e = new AssignExp(loc, e1->syntaxCopy(), e); | |
| 8436 } | |
| 8437 e = e->semantic(sc); | |
| 8438 } | |
| 8439 else | |
| 8440 { | |
| 8441 type = e1->type; | |
| 8442 typeCombine(sc); | |
| 8443 e1->checkArithmetic(); | |
| 8444 e2->checkArithmetic(); | |
| 1587 | 8445 checkComplexAddAssign(); |
| 159 | 8446 if (type->isreal() || type->isimaginary()) |
| 8447 { | |
| 8448 assert(global.errors || e2->type->isfloating()); | |
| 8449 e2 = e2->castTo(sc, e1->type); | |
| 8450 } | |
| 8451 e = this; | |
|
1012
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8452 |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8453 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
|
8454 error("Cannot assign %s to %s", e2->type->toChars(), type->toChars()); |
| 159 | 8455 } |
| 8456 } | |
| 8457 return e; | |
| 8458 } | |
| 8459 | |
| 8460 /************************************************************/ | |
| 8461 | |
| 8462 MinAssignExp::MinAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8463 : BinExp(loc, TOKminass, sizeof(MinAssignExp), e1, e2) | |
| 8464 { | |
| 8465 } | |
| 8466 | |
| 8467 Expression *MinAssignExp::semantic(Scope *sc) | |
| 8468 { Expression *e; | |
| 8469 | |
| 8470 if (type) | |
| 8471 return this; | |
| 8472 | |
| 8473 BinExp::semantic(sc); | |
| 8474 e2 = resolveProperties(sc, e2); | |
| 8475 | |
| 8476 e = op_overload(sc); | |
| 8477 if (e) | |
| 8478 return e; | |
| 8479 | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8480 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
|
8481 { // T[] -= ... |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8482 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
|
8483 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
|
8484 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
|
8485 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8486 |
| 159 | 8487 e1 = e1->modifiableLvalue(sc, e1); |
| 8488 e1->checkScalar(); | |
| 8489 e1->checkNoBool(); | |
| 8490 if (e1->type->ty == Tpointer && e2->type->isintegral()) | |
| 8491 e = scaleFactor(sc); | |
| 8492 else | |
| 8493 { | |
| 8494 e1 = e1->checkArithmetic(); | |
| 8495 e2 = e2->checkArithmetic(); | |
| 1587 | 8496 checkComplexAddAssign(); |
| 159 | 8497 type = e1->type; |
| 8498 typeCombine(sc); | |
| 8499 if (type->isreal() || type->isimaginary()) | |
| 8500 { | |
| 8501 assert(e2->type->isfloating()); | |
| 8502 e2 = e2->castTo(sc, e1->type); | |
| 8503 } | |
| 8504 e = this; | |
|
1012
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8505 |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8506 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
|
8507 error("Cannot assign %s to %s", e2->type->toChars(), type->toChars()); |
| 159 | 8508 } |
| 8509 return e; | |
| 8510 } | |
| 8511 | |
| 8512 /************************************************************/ | |
| 8513 | |
| 8514 CatAssignExp::CatAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8515 : BinExp(loc, TOKcatass, sizeof(CatAssignExp), e1, e2) | |
| 8516 { | |
| 8517 } | |
| 8518 | |
| 8519 Expression *CatAssignExp::semantic(Scope *sc) | |
| 8520 { Expression *e; | |
| 8521 | |
| 8522 BinExp::semantic(sc); | |
| 8523 e2 = resolveProperties(sc, e2); | |
| 8524 | |
| 8525 e = op_overload(sc); | |
| 8526 if (e) | |
| 8527 return e; | |
| 8528 | |
| 8529 if (e1->op == TOKslice) | |
| 8530 { SliceExp *se = (SliceExp *)e1; | |
| 8531 | |
| 8532 if (se->e1->type->toBasetype()->ty == Tsarray) | |
| 8533 error("cannot append to static array %s", se->e1->type->toChars()); | |
| 8534 } | |
| 8535 | |
| 8536 e1 = e1->modifiableLvalue(sc, e1); | |
| 8537 | |
| 8538 Type *tb1 = e1->type->toBasetype(); | |
| 8539 Type *tb2 = e2->type->toBasetype(); | |
| 8540 | |
| 8541 e2->rvalue(); | |
| 8542 | |
|
1605
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8543 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
|
8544 |
| 159 | 8545 if ((tb1->ty == Tarray) && |
| 8546 (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
|
8547 (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
|
8548 #if DMDV2 |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8549 || 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
|
8550 #endif |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8551 ) |
| 159 | 8552 ) |
| 8553 { // Append array | |
| 8554 e2 = e2->castTo(sc, e1->type); | |
| 8555 type = e1->type; | |
| 8556 e = this; | |
| 8557 } | |
| 8558 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
|
8559 e2->implicitConvTo(tb1next) |
| 159 | 8560 ) |
| 8561 { // 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
|
8562 e2 = e2->castTo(sc, tb1next); |
| 159 | 8563 type = e1->type; |
| 8564 e = this; | |
| 8565 } | |
|
1605
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8566 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
|
8567 (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
|
8568 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
|
8569 ) |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8570 { // 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
|
8571 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
|
8572 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
|
8573 e = this; |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8574 |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8575 /* 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
|
8576 * 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
|
8577 */ |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8578 } |
| 159 | 8579 else |
| 8580 { | |
| 8581 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
|
8582 e = new ErrorExp(); |
| 159 | 8583 } |
| 8584 return e; | |
| 8585 } | |
| 8586 | |
| 8587 /************************************************************/ | |
| 8588 | |
| 8589 MulAssignExp::MulAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8590 : BinExp(loc, TOKmulass, sizeof(MulAssignExp), e1, e2) | |
| 8591 { | |
| 8592 } | |
| 8593 | |
| 8594 Expression *MulAssignExp::semantic(Scope *sc) | |
| 8595 { Expression *e; | |
| 8596 | |
| 8597 BinExp::semantic(sc); | |
| 8598 e2 = resolveProperties(sc, e2); | |
| 8599 | |
| 8600 e = op_overload(sc); | |
| 8601 if (e) | |
| 8602 return e; | |
| 8603 | |
|
1605
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8604 #if DMDV2 |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8605 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
|
8606 { |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8607 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
|
8608 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
|
8609 return e; |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8610 } |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8611 #endif |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8612 |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8613 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
|
8614 { // T[] -= ... |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8615 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
|
8616 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
|
8617 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
|
8618 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8619 |
| 159 | 8620 e1 = e1->modifiableLvalue(sc, e1); |
| 8621 e1->checkScalar(); | |
| 8622 e1->checkNoBool(); | |
| 8623 type = e1->type; | |
| 8624 typeCombine(sc); | |
| 8625 e1->checkArithmetic(); | |
| 8626 e2->checkArithmetic(); | |
| 1587 | 8627 checkComplexMulAssign(); |
| 159 | 8628 if (e2->type->isfloating()) |
| 8629 { Type *t1; | |
| 8630 Type *t2; | |
| 8631 | |
| 8632 t1 = e1->type; | |
| 8633 t2 = e2->type; | |
| 8634 if (t1->isreal()) | |
| 8635 { | |
| 8636 if (t2->isimaginary() || t2->iscomplex()) | |
| 8637 { | |
| 8638 e2 = e2->castTo(sc, t1); | |
| 8639 } | |
| 8640 } | |
| 8641 else if (t1->isimaginary()) | |
| 8642 { | |
| 8643 if (t2->isimaginary() || t2->iscomplex()) | |
| 8644 { | |
| 8645 switch (t1->ty) | |
| 8646 { | |
| 8647 case Timaginary32: t2 = Type::tfloat32; break; | |
| 8648 case Timaginary64: t2 = Type::tfloat64; break; | |
| 8649 case Timaginary80: t2 = Type::tfloat80; break; | |
| 8650 default: | |
| 8651 assert(0); | |
| 8652 } | |
| 8653 e2 = e2->castTo(sc, t2); | |
| 8654 } | |
| 8655 } | |
|
1012
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8656 |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8657 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
|
8658 error("Cannot assign %s to %s", e2->type->toChars(), type->toChars()); |
| 159 | 8659 } |
| 8660 return this; | |
| 8661 } | |
| 8662 | |
| 8663 /************************************************************/ | |
| 8664 | |
| 8665 DivAssignExp::DivAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8666 : BinExp(loc, TOKdivass, sizeof(DivAssignExp), e1, e2) | |
| 8667 { | |
| 8668 } | |
| 8669 | |
| 8670 Expression *DivAssignExp::semantic(Scope *sc) | |
| 8671 { Expression *e; | |
| 8672 | |
| 8673 BinExp::semantic(sc); | |
| 8674 e2 = resolveProperties(sc, e2); | |
| 8675 | |
| 8676 e = op_overload(sc); | |
| 8677 if (e) | |
| 8678 return e; | |
| 8679 | |
|
1605
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8680 #if DMDV2 |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8681 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
|
8682 { |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8683 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
|
8684 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
|
8685 return e; |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8686 } |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8687 #endif |
|
1d5721f9ae18
[WIP] Merge DMD r251: bugzilla 111 (appending a dchar to a char[])
Leandro Lucarella <llucax@gmail.com>
parents:
1604
diff
changeset
|
8688 |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8689 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
|
8690 { // T[] -= ... |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8691 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
|
8692 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
|
8693 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
|
8694 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8695 |
| 159 | 8696 e1 = e1->modifiableLvalue(sc, e1); |
| 8697 e1->checkScalar(); | |
| 8698 e1->checkNoBool(); | |
| 8699 type = e1->type; | |
| 8700 typeCombine(sc); | |
| 8701 e1->checkArithmetic(); | |
| 8702 e2->checkArithmetic(); | |
| 1587 | 8703 checkComplexMulAssign(); |
| 159 | 8704 if (e2->type->isimaginary()) |
| 8705 { Type *t1; | |
| 8706 Type *t2; | |
| 8707 | |
| 8708 t1 = e1->type; | |
| 8709 if (t1->isreal()) | |
| 8710 { // x/iv = i(-x/v) | |
| 8711 // Therefore, the result is 0 | |
| 8712 e2 = new CommaExp(loc, e2, new RealExp(loc, 0, t1)); | |
| 8713 e2->type = t1; | |
| 8714 e = new AssignExp(loc, e1, e2); | |
| 8715 e->type = t1; | |
| 8716 return e; | |
| 8717 } | |
| 8718 else if (t1->isimaginary()) | |
| 8719 { Expression *e; | |
| 8720 | |
| 8721 switch (t1->ty) | |
| 8722 { | |
| 8723 case Timaginary32: t2 = Type::tfloat32; break; | |
| 8724 case Timaginary64: t2 = Type::tfloat64; break; | |
| 8725 case Timaginary80: t2 = Type::tfloat80; break; | |
| 8726 default: | |
| 8727 assert(0); | |
| 8728 } | |
| 8729 e2 = e2->castTo(sc, t2); | |
| 8730 e = new AssignExp(loc, e1, e2); | |
| 8731 e->type = t1; | |
| 8732 return e; | |
| 8733 } | |
| 8734 } | |
|
1012
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8735 |
|
39cf8fa483fd
Error gracefully for +=, -=, *=, /= if rhs is complex but lhs isn't.
Christian Kamm <kamm incasoftware de>
parents:
891
diff
changeset
|
8736 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
|
8737 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
|
8738 |
| 159 | 8739 return this; |
| 8740 } | |
| 8741 | |
| 8742 /************************************************************/ | |
| 8743 | |
| 8744 ModAssignExp::ModAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8745 : BinExp(loc, TOKmodass, sizeof(ModAssignExp), e1, e2) | |
| 8746 { | |
| 8747 } | |
| 8748 | |
| 8749 Expression *ModAssignExp::semantic(Scope *sc) | |
| 8750 { | |
| 1587 | 8751 BinExp::semantic(sc); |
| 8752 checkComplexMulAssign(); | |
| 159 | 8753 return commonSemanticAssign(sc); |
| 8754 } | |
| 8755 | |
| 8756 /************************************************************/ | |
| 8757 | |
| 8758 ShlAssignExp::ShlAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8759 : BinExp(loc, TOKshlass, sizeof(ShlAssignExp), e1, e2) | |
| 8760 { | |
| 8761 } | |
| 8762 | |
| 8763 Expression *ShlAssignExp::semantic(Scope *sc) | |
| 8764 { Expression *e; | |
| 8765 | |
| 8766 //printf("ShlAssignExp::semantic()\n"); | |
| 8767 BinExp::semantic(sc); | |
| 8768 e2 = resolveProperties(sc, e2); | |
| 8769 | |
| 8770 e = op_overload(sc); | |
| 8771 if (e) | |
| 8772 return e; | |
| 8773 | |
| 8774 e1 = e1->modifiableLvalue(sc, e1); | |
| 8775 e1->checkScalar(); | |
| 8776 e1->checkNoBool(); | |
| 8777 type = e1->type; | |
| 8778 typeCombine(sc); | |
| 8779 e1->checkIntegral(); | |
| 8780 e2 = e2->checkIntegral(); | |
| 8781 //e2 = e2->castTo(sc, Type::tshiftcnt); | |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
8782 e2 = e2->castTo(sc, e1->type); // LDC |
| 159 | 8783 return this; |
| 8784 } | |
| 8785 | |
| 8786 /************************************************************/ | |
| 8787 | |
| 8788 ShrAssignExp::ShrAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8789 : BinExp(loc, TOKshrass, sizeof(ShrAssignExp), e1, e2) | |
| 8790 { | |
| 8791 } | |
| 8792 | |
| 8793 Expression *ShrAssignExp::semantic(Scope *sc) | |
| 8794 { Expression *e; | |
| 8795 | |
| 8796 BinExp::semantic(sc); | |
| 8797 e2 = resolveProperties(sc, e2); | |
| 8798 | |
| 8799 e = op_overload(sc); | |
| 8800 if (e) | |
| 8801 return e; | |
| 8802 | |
| 8803 e1 = e1->modifiableLvalue(sc, e1); | |
| 8804 e1->checkScalar(); | |
| 8805 e1->checkNoBool(); | |
| 8806 type = e1->type; | |
| 8807 typeCombine(sc); | |
| 8808 e1->checkIntegral(); | |
| 8809 e2 = e2->checkIntegral(); | |
| 8810 //e2 = e2->castTo(sc, Type::tshiftcnt); | |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
8811 e2 = e2->castTo(sc, e1->type); // LDC |
| 159 | 8812 return this; |
| 8813 } | |
| 8814 | |
| 8815 /************************************************************/ | |
| 8816 | |
| 8817 UshrAssignExp::UshrAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8818 : BinExp(loc, TOKushrass, sizeof(UshrAssignExp), e1, e2) | |
| 8819 { | |
| 8820 } | |
| 8821 | |
| 8822 Expression *UshrAssignExp::semantic(Scope *sc) | |
| 8823 { Expression *e; | |
| 8824 | |
| 8825 BinExp::semantic(sc); | |
| 8826 e2 = resolveProperties(sc, e2); | |
| 8827 | |
| 8828 e = op_overload(sc); | |
| 8829 if (e) | |
| 8830 return e; | |
| 8831 | |
| 8832 e1 = e1->modifiableLvalue(sc, e1); | |
| 8833 e1->checkScalar(); | |
| 8834 e1->checkNoBool(); | |
| 8835 type = e1->type; | |
| 8836 typeCombine(sc); | |
| 8837 e1->checkIntegral(); | |
| 8838 e2 = e2->checkIntegral(); | |
| 8839 //e2 = e2->castTo(sc, Type::tshiftcnt); | |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
8840 e2 = e2->castTo(sc, e1->type); // LDC |
| 159 | 8841 return this; |
| 8842 } | |
| 8843 | |
| 8844 /************************************************************/ | |
| 8845 | |
| 8846 AndAssignExp::AndAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8847 : BinExp(loc, TOKandass, sizeof(AndAssignExp), e1, e2) | |
| 8848 { | |
| 8849 } | |
| 8850 | |
| 8851 Expression *AndAssignExp::semantic(Scope *sc) | |
| 8852 { | |
| 8853 return commonSemanticAssignIntegral(sc); | |
| 8854 } | |
| 8855 | |
| 8856 /************************************************************/ | |
| 8857 | |
| 8858 OrAssignExp::OrAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8859 : BinExp(loc, TOKorass, sizeof(OrAssignExp), e1, e2) | |
| 8860 { | |
| 8861 } | |
| 8862 | |
| 8863 Expression *OrAssignExp::semantic(Scope *sc) | |
| 8864 { | |
| 8865 return commonSemanticAssignIntegral(sc); | |
| 8866 } | |
| 8867 | |
| 8868 /************************************************************/ | |
| 8869 | |
| 8870 XorAssignExp::XorAssignExp(Loc loc, Expression *e1, Expression *e2) | |
| 8871 : BinExp(loc, TOKxorass, sizeof(XorAssignExp), e1, e2) | |
| 8872 { | |
| 8873 } | |
| 8874 | |
| 8875 Expression *XorAssignExp::semantic(Scope *sc) | |
| 8876 { | |
| 8877 return commonSemanticAssignIntegral(sc); | |
| 8878 } | |
| 8879 | |
| 8880 /************************* AddExp *****************************/ | |
| 8881 | |
| 8882 AddExp::AddExp(Loc loc, Expression *e1, Expression *e2) | |
| 8883 : BinExp(loc, TOKadd, sizeof(AddExp), e1, e2) | |
| 8884 { | |
| 8885 } | |
| 8886 | |
| 8887 Expression *AddExp::semantic(Scope *sc) | |
| 8888 { Expression *e; | |
| 8889 | |
| 8890 #if LOGSEMANTIC | |
| 8891 printf("AddExp::semantic('%s')\n", toChars()); | |
| 8892 #endif | |
| 8893 if (!type) | |
| 8894 { | |
| 8895 BinExp::semanticp(sc); | |
| 8896 | |
| 8897 e = op_overload(sc); | |
| 8898 if (e) | |
| 8899 return e; | |
| 8900 | |
| 8901 Type *tb1 = e1->type->toBasetype(); | |
| 8902 Type *tb2 = e2->type->toBasetype(); | |
| 8903 | |
| 8904 if ((tb1->ty == Tarray || tb1->ty == Tsarray) && | |
| 8905 (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
|
8906 tb1->nextOf()->equals(tb2->nextOf()) |
| 159 | 8907 ) |
| 8908 { | |
| 8909 type = e1->type; | |
| 8910 e = this; | |
| 8911 } | |
| 8912 else if (tb1->ty == Tpointer && e2->type->isintegral() || | |
| 8913 tb2->ty == Tpointer && e1->type->isintegral()) | |
| 8914 e = scaleFactor(sc); | |
| 8915 else if (tb1->ty == Tpointer && tb2->ty == Tpointer) | |
| 8916 { | |
| 8917 incompatibleTypes(); | |
| 8918 type = e1->type; | |
| 8919 e = this; | |
| 8920 } | |
| 8921 else | |
| 8922 { | |
| 8923 typeCombine(sc); | |
| 8924 if ((e1->type->isreal() && e2->type->isimaginary()) || | |
| 8925 (e1->type->isimaginary() && e2->type->isreal())) | |
| 8926 { | |
| 8927 switch (type->toBasetype()->ty) | |
| 8928 { | |
| 8929 case Tfloat32: | |
| 8930 case Timaginary32: | |
| 8931 type = Type::tcomplex32; | |
| 8932 break; | |
| 8933 | |
| 8934 case Tfloat64: | |
| 8935 case Timaginary64: | |
| 8936 type = Type::tcomplex64; | |
| 8937 break; | |
| 8938 | |
| 8939 case Tfloat80: | |
| 8940 case Timaginary80: | |
| 8941 type = Type::tcomplex80; | |
| 8942 break; | |
| 8943 | |
| 8944 default: | |
| 8945 assert(0); | |
| 8946 } | |
| 8947 } | |
| 8948 e = this; | |
| 8949 } | |
| 8950 return e; | |
| 8951 } | |
| 8952 return this; | |
| 8953 } | |
| 8954 | |
| 8955 /************************************************************/ | |
| 8956 | |
| 8957 MinExp::MinExp(Loc loc, Expression *e1, Expression *e2) | |
| 8958 : BinExp(loc, TOKmin, sizeof(MinExp), e1, e2) | |
| 8959 { | |
| 8960 } | |
| 8961 | |
| 8962 Expression *MinExp::semantic(Scope *sc) | |
| 8963 { Expression *e; | |
| 8964 Type *t1; | |
| 8965 Type *t2; | |
| 8966 | |
| 8967 #if LOGSEMANTIC | |
| 8968 printf("MinExp::semantic('%s')\n", toChars()); | |
| 8969 #endif | |
| 8970 if (type) | |
| 8971 return this; | |
| 8972 | |
| 8973 BinExp::semanticp(sc); | |
| 8974 | |
| 8975 e = op_overload(sc); | |
| 8976 if (e) | |
| 8977 return e; | |
| 8978 | |
| 8979 e = this; | |
| 8980 t1 = e1->type->toBasetype(); | |
| 8981 t2 = e2->type->toBasetype(); | |
| 8982 if (t1->ty == Tpointer) | |
| 8983 { | |
| 8984 if (t2->ty == Tpointer) | |
| 8985 { // Need to divide the result by the stride | |
| 8986 // Replace (ptr - ptr) with (ptr - ptr) / stride | |
| 8987 d_int64 stride; | |
| 8988 Expression *e; | |
| 8989 | |
| 8990 typeCombine(sc); // make sure pointer types are compatible | |
| 8991 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
|
8992 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
|
8993 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
|
8994 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8995 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
|
8996 } |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8997 else |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8998 { |
|
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
8999 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
|
9000 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
|
9001 } |
| 159 | 9002 return e; |
| 9003 } | |
| 9004 else if (t2->isintegral()) | |
| 9005 e = scaleFactor(sc); | |
| 9006 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
|
9007 { error("incompatible types for minus"); |
| 159 | 9008 return new IntegerExp(0); |
| 9009 } | |
| 9010 } | |
| 9011 else if (t2->ty == Tpointer) | |
| 9012 { | |
| 9013 type = e2->type; | |
| 9014 error("can't subtract pointer from %s", e1->type->toChars()); | |
| 9015 return new IntegerExp(0); | |
| 9016 } | |
| 9017 else | |
| 9018 { | |
| 9019 typeCombine(sc); | |
| 9020 t1 = e1->type->toBasetype(); | |
| 9021 t2 = e2->type->toBasetype(); | |
| 9022 if ((t1->isreal() && t2->isimaginary()) || | |
| 9023 (t1->isimaginary() && t2->isreal())) | |
| 9024 { | |
| 9025 switch (type->ty) | |
| 9026 { | |
| 9027 case Tfloat32: | |
| 9028 case Timaginary32: | |
| 9029 type = Type::tcomplex32; | |
| 9030 break; | |
| 9031 | |
| 9032 case Tfloat64: | |
| 9033 case Timaginary64: | |
| 9034 type = Type::tcomplex64; | |
| 9035 break; | |
| 9036 | |
| 9037 case Tfloat80: | |
| 9038 case Timaginary80: | |
| 9039 type = Type::tcomplex80; | |
| 9040 break; | |
| 9041 | |
| 9042 default: | |
| 9043 assert(0); | |
| 9044 } | |
| 9045 } | |
| 9046 } | |
| 9047 return e; | |
| 9048 } | |
| 9049 | |
| 9050 /************************* CatExp *****************************/ | |
| 9051 | |
| 9052 CatExp::CatExp(Loc loc, Expression *e1, Expression *e2) | |
| 9053 : BinExp(loc, TOKcat, sizeof(CatExp), e1, e2) | |
| 9054 { | |
| 9055 } | |
| 9056 | |
| 9057 Expression *CatExp::semantic(Scope *sc) | |
| 9058 { Expression *e; | |
| 9059 | |
| 9060 //printf("CatExp::semantic() %s\n", toChars()); | |
| 9061 if (!type) | |
| 9062 { | |
| 9063 BinExp::semanticp(sc); | |
| 9064 e = op_overload(sc); | |
| 9065 if (e) | |
| 9066 return e; | |
| 9067 | |
| 9068 Type *tb1 = e1->type->toBasetype(); | |
| 9069 Type *tb2 = e2->type->toBasetype(); | |
| 9070 | |
| 9071 | |
| 9072 /* BUG: Should handle things like: | |
| 9073 * char c; | |
| 9074 * c ~ ' ' | |
| 9075 * ' ' ~ c; | |
| 9076 */ | |
| 9077 | |
| 9078 #if 0 | |
| 9079 e1->type->print(); | |
| 9080 e2->type->print(); | |
| 9081 #endif | |
| 9082 if ((tb1->ty == Tsarray || tb1->ty == Tarray) && | |
| 9083 e2->type->equals(tb1->next)) | |
| 9084 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9085 type = tb1->nextOf()->arrayOf(); |
| 159 | 9086 if (tb2->ty == Tarray) |
| 9087 { // Make e2 into [e2] | |
| 9088 e2 = new ArrayLiteralExp(e2->loc, e2); | |
| 9089 e2->type = type; | |
| 9090 } | |
| 9091 return this; | |
| 9092 } | |
| 9093 else if ((tb2->ty == Tsarray || tb2->ty == Tarray) && | |
| 9094 e1->type->equals(tb2->next)) | |
| 9095 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9096 type = tb2->nextOf()->arrayOf(); |
| 159 | 9097 if (tb1->ty == Tarray) |
| 9098 { // Make e1 into [e1] | |
| 9099 e1 = new ArrayLiteralExp(e1->loc, e1); | |
| 9100 e1->type = type; | |
| 9101 } | |
| 9102 return this; | |
| 9103 } | |
| 9104 | |
| 9105 typeCombine(sc); | |
| 9106 | |
| 9107 if (type->toBasetype()->ty == Tsarray) | |
| 9108 type = type->toBasetype()->next->arrayOf(); | |
| 9109 #if 0 | |
| 9110 e1->type->print(); | |
| 9111 e2->type->print(); | |
| 9112 type->print(); | |
| 9113 print(); | |
| 9114 #endif | |
| 9115 if (e1->op == TOKstring && e2->op == TOKstring) | |
| 9116 e = optimize(WANTvalue); | |
| 9117 else if (e1->type->equals(e2->type) && | |
| 9118 (e1->type->toBasetype()->ty == Tarray || | |
| 9119 e1->type->toBasetype()->ty == Tsarray)) | |
| 9120 { | |
| 9121 e = this; | |
| 9122 } | |
| 9123 else | |
| 9124 { | |
|
510
6aee82889553
Merged DMD 1.034, array operations are not yet implemented ;)
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
486
diff
changeset
|
9125 //printf("(%s) ~ (%s)\n", e1->toChars(), e2->toChars()); |
| 159 | 9126 error("Can only concatenate arrays, not (%s ~ %s)", |
| 9127 e1->type->toChars(), e2->type->toChars()); | |
| 9128 type = Type::tint32; | |
| 9129 e = this; | |
| 9130 } | |
| 9131 e->type = e->type->semantic(loc, sc); | |
| 9132 return e; | |
| 9133 } | |
| 9134 return this; | |
| 9135 } | |
| 9136 | |
| 9137 /************************************************************/ | |
| 9138 | |
| 9139 MulExp::MulExp(Loc loc, Expression *e1, Expression *e2) | |
| 9140 : BinExp(loc, TOKmul, sizeof(MulExp), e1, e2) | |
| 9141 { | |
| 9142 } | |
| 9143 | |
| 9144 Expression *MulExp::semantic(Scope *sc) | |
| 9145 { Expression *e; | |
| 9146 | |
| 9147 #if 0 | |
| 9148 printf("MulExp::semantic() %s\n", toChars()); | |
| 9149 #endif | |
| 9150 if (type) | |
| 9151 { | |
| 9152 return this; | |
| 9153 } | |
| 9154 | |
| 9155 BinExp::semanticp(sc); | |
| 9156 e = op_overload(sc); | |
| 9157 if (e) | |
| 9158 return e; | |
| 9159 | |
| 9160 typeCombine(sc); | |
| 1587 | 9161 if (!e1->isArrayOperand()) |
| 9162 e1->checkArithmetic(); | |
| 9163 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
|
9164 e2->checkArithmetic(); |
| 159 | 9165 if (type->isfloating()) |
| 9166 { Type *t1 = e1->type; | |
| 9167 Type *t2 = e2->type; | |
| 9168 | |
| 9169 if (t1->isreal()) | |
| 9170 { | |
| 9171 type = t2; | |
| 9172 } | |
| 9173 else if (t2->isreal()) | |
| 9174 { | |
| 9175 type = t1; | |
| 9176 } | |
| 9177 else if (t1->isimaginary()) | |
| 9178 { | |
| 9179 if (t2->isimaginary()) | |
| 9180 { Expression *e; | |
| 9181 | |
| 9182 switch (t1->ty) | |
| 9183 { | |
| 9184 case Timaginary32: type = Type::tfloat32; break; | |
| 9185 case Timaginary64: type = Type::tfloat64; break; | |
| 9186 case Timaginary80: type = Type::tfloat80; break; | |
| 9187 default: assert(0); | |
| 9188 } | |
| 9189 | |
| 9190 // iy * iv = -yv | |
| 9191 e1->type = type; | |
| 9192 e2->type = type; | |
| 9193 e = new NegExp(loc, this); | |
| 9194 e = e->semantic(sc); | |
| 9195 return e; | |
| 9196 } | |
| 9197 else | |
| 9198 type = t2; // t2 is complex | |
| 9199 } | |
| 9200 else if (t2->isimaginary()) | |
| 9201 { | |
| 9202 type = t1; // t1 is complex | |
| 9203 } | |
| 9204 } | |
| 9205 return this; | |
| 9206 } | |
| 9207 | |
| 9208 /************************************************************/ | |
| 9209 | |
| 9210 DivExp::DivExp(Loc loc, Expression *e1, Expression *e2) | |
| 9211 : BinExp(loc, TOKdiv, sizeof(DivExp), e1, e2) | |
| 9212 { | |
| 9213 } | |
| 9214 | |
| 9215 Expression *DivExp::semantic(Scope *sc) | |
| 9216 { Expression *e; | |
| 9217 | |
| 9218 if (type) | |
| 9219 return this; | |
| 9220 | |
| 9221 BinExp::semanticp(sc); | |
| 9222 e = op_overload(sc); | |
| 9223 if (e) | |
| 9224 return e; | |
| 9225 | |
| 9226 typeCombine(sc); | |
| 1587 | 9227 if (!e1->isArrayOperand()) |
| 9228 e1->checkArithmetic(); | |
| 9229 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
|
9230 e2->checkArithmetic(); |
| 159 | 9231 if (type->isfloating()) |
| 9232 { Type *t1 = e1->type; | |
| 9233 Type *t2 = e2->type; | |
| 9234 | |
| 9235 if (t1->isreal()) | |
| 9236 { | |
| 9237 type = t2; | |
| 9238 if (t2->isimaginary()) | |
| 9239 { Expression *e; | |
| 9240 | |
| 9241 // x/iv = i(-x/v) | |
| 9242 e2->type = t1; | |
| 9243 e = new NegExp(loc, this); | |
| 9244 e = e->semantic(sc); | |
| 9245 return e; | |
| 9246 } | |
| 9247 } | |
| 9248 else if (t2->isreal()) | |
| 9249 { | |
| 9250 type = t1; | |
| 9251 } | |
| 9252 else if (t1->isimaginary()) | |
| 9253 { | |
| 9254 if (t2->isimaginary()) | |
| 9255 { | |
| 9256 switch (t1->ty) | |
| 9257 { | |
| 9258 case Timaginary32: type = Type::tfloat32; break; | |
| 9259 case Timaginary64: type = Type::tfloat64; break; | |
| 9260 case Timaginary80: type = Type::tfloat80; break; | |
| 9261 default: assert(0); | |
| 9262 } | |
| 9263 } | |
| 9264 else | |
| 9265 type = t2; // t2 is complex | |
| 9266 } | |
| 9267 else if (t2->isimaginary()) | |
| 9268 { | |
| 9269 type = t1; // t1 is complex | |
| 9270 } | |
| 9271 } | |
| 9272 return this; | |
| 9273 } | |
| 9274 | |
| 9275 /************************************************************/ | |
| 9276 | |
| 9277 ModExp::ModExp(Loc loc, Expression *e1, Expression *e2) | |
| 9278 : BinExp(loc, TOKmod, sizeof(ModExp), e1, e2) | |
| 9279 { | |
| 9280 } | |
| 9281 | |
| 9282 Expression *ModExp::semantic(Scope *sc) | |
| 9283 { Expression *e; | |
| 9284 | |
| 9285 if (type) | |
| 9286 return this; | |
| 9287 | |
| 9288 BinExp::semanticp(sc); | |
| 9289 e = op_overload(sc); | |
| 9290 if (e) | |
| 9291 return e; | |
| 9292 | |
| 9293 typeCombine(sc); | |
| 1587 | 9294 if (!e1->isArrayOperand()) |
| 9295 e1->checkArithmetic(); | |
| 9296 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
|
9297 e2->checkArithmetic(); |
| 159 | 9298 if (type->isfloating()) |
| 9299 { type = e1->type; | |
| 9300 if (e2->type->iscomplex()) | |
| 9301 { error("cannot perform modulo complex arithmetic"); | |
| 9302 return new IntegerExp(0); | |
| 9303 } | |
| 9304 } | |
| 9305 return this; | |
| 9306 } | |
| 9307 | |
| 9308 /************************************************************/ | |
| 9309 | |
| 9310 ShlExp::ShlExp(Loc loc, Expression *e1, Expression *e2) | |
| 9311 : BinExp(loc, TOKshl, sizeof(ShlExp), e1, e2) | |
| 9312 { | |
| 9313 } | |
| 9314 | |
| 9315 Expression *ShlExp::semantic(Scope *sc) | |
| 9316 { Expression *e; | |
| 9317 | |
| 9318 //printf("ShlExp::semantic(), type = %p\n", type); | |
| 9319 if (!type) | |
| 9320 { BinExp::semanticp(sc); | |
| 9321 e = op_overload(sc); | |
| 9322 if (e) | |
| 9323 return e; | |
| 9324 e1 = e1->checkIntegral(); | |
| 9325 e2 = e2->checkIntegral(); | |
| 9326 e1 = e1->integralPromotions(sc); | |
| 9327 //e2 = e2->castTo(sc, Type::tshiftcnt); | |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
9328 e2 = e2->castTo(sc, e1->type); // LDC |
| 159 | 9329 type = e1->type; |
| 9330 } | |
| 9331 return this; | |
| 9332 } | |
| 9333 | |
| 9334 /************************************************************/ | |
| 9335 | |
| 9336 ShrExp::ShrExp(Loc loc, Expression *e1, Expression *e2) | |
| 9337 : BinExp(loc, TOKshr, sizeof(ShrExp), e1, e2) | |
| 9338 { | |
| 9339 } | |
| 9340 | |
| 9341 Expression *ShrExp::semantic(Scope *sc) | |
| 9342 { Expression *e; | |
| 9343 | |
| 9344 if (!type) | |
| 9345 { BinExp::semanticp(sc); | |
| 9346 e = op_overload(sc); | |
| 9347 if (e) | |
| 9348 return e; | |
| 9349 e1 = e1->checkIntegral(); | |
| 9350 e2 = e2->checkIntegral(); | |
| 9351 e1 = e1->integralPromotions(sc); | |
| 9352 //e2 = e2->castTo(sc, Type::tshiftcnt); | |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
9353 e2 = e2->castTo(sc, e1->type); // LDC |
| 159 | 9354 type = e1->type; |
| 9355 } | |
| 9356 return this; | |
| 9357 } | |
| 9358 | |
| 9359 /************************************************************/ | |
| 9360 | |
| 9361 UshrExp::UshrExp(Loc loc, Expression *e1, Expression *e2) | |
| 9362 : BinExp(loc, TOKushr, sizeof(UshrExp), e1, e2) | |
| 9363 { | |
| 9364 } | |
| 9365 | |
| 9366 Expression *UshrExp::semantic(Scope *sc) | |
| 9367 { Expression *e; | |
| 9368 | |
| 9369 if (!type) | |
| 9370 { BinExp::semanticp(sc); | |
| 9371 e = op_overload(sc); | |
| 9372 if (e) | |
| 9373 return e; | |
| 9374 e1 = e1->checkIntegral(); | |
| 9375 e2 = e2->checkIntegral(); | |
| 9376 e1 = e1->integralPromotions(sc); | |
| 9377 //e2 = e2->castTo(sc, Type::tshiftcnt); | |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
9378 e2 = e2->castTo(sc, e1->type); // LDC |
| 159 | 9379 type = e1->type; |
| 9380 } | |
| 9381 return this; | |
| 9382 } | |
| 9383 | |
| 9384 /************************************************************/ | |
| 9385 | |
| 9386 AndExp::AndExp(Loc loc, Expression *e1, Expression *e2) | |
| 9387 : BinExp(loc, TOKand, sizeof(AndExp), e1, e2) | |
| 9388 { | |
| 9389 } | |
| 9390 | |
| 9391 Expression *AndExp::semantic(Scope *sc) | |
| 9392 { Expression *e; | |
| 9393 | |
| 9394 if (!type) | |
| 9395 { BinExp::semanticp(sc); | |
| 9396 e = op_overload(sc); | |
| 9397 if (e) | |
| 9398 return e; | |
| 9399 if (e1->type->toBasetype()->ty == Tbool && | |
| 9400 e2->type->toBasetype()->ty == Tbool) | |
| 9401 { | |
| 9402 type = e1->type; | |
| 9403 e = this; | |
| 9404 } | |
| 9405 else | |
| 9406 { | |
| 9407 typeCombine(sc); | |
| 1587 | 9408 if (!e1->isArrayOperand()) |
| 9409 e1->checkIntegral(); | |
| 9410 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
|
9411 e2->checkIntegral(); |
| 159 | 9412 } |
| 9413 } | |
| 9414 return this; | |
| 9415 } | |
| 9416 | |
| 9417 /************************************************************/ | |
| 9418 | |
| 9419 OrExp::OrExp(Loc loc, Expression *e1, Expression *e2) | |
| 9420 : BinExp(loc, TOKor, sizeof(OrExp), e1, e2) | |
| 9421 { | |
| 9422 } | |
| 9423 | |
| 9424 Expression *OrExp::semantic(Scope *sc) | |
| 9425 { Expression *e; | |
| 9426 | |
| 9427 if (!type) | |
| 9428 { BinExp::semanticp(sc); | |
| 9429 e = op_overload(sc); | |
| 9430 if (e) | |
| 9431 return e; | |
| 9432 if (e1->type->toBasetype()->ty == Tbool && | |
| 9433 e2->type->toBasetype()->ty == Tbool) | |
| 9434 { | |
| 9435 type = e1->type; | |
| 9436 e = this; | |
| 9437 } | |
| 9438 else | |
| 9439 { | |
| 9440 typeCombine(sc); | |
| 1587 | 9441 if (!e1->isArrayOperand()) |
| 9442 e1->checkIntegral(); | |
| 9443 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
|
9444 e2->checkIntegral(); |
| 159 | 9445 } |
| 9446 } | |
| 9447 return this; | |
| 9448 } | |
| 9449 | |
| 9450 /************************************************************/ | |
| 9451 | |
| 9452 XorExp::XorExp(Loc loc, Expression *e1, Expression *e2) | |
| 9453 : BinExp(loc, TOKxor, sizeof(XorExp), e1, e2) | |
| 9454 { | |
| 9455 } | |
| 9456 | |
| 9457 Expression *XorExp::semantic(Scope *sc) | |
| 9458 { Expression *e; | |
| 9459 | |
| 9460 if (!type) | |
| 9461 { BinExp::semanticp(sc); | |
| 9462 e = op_overload(sc); | |
| 9463 if (e) | |
| 9464 return e; | |
| 9465 if (e1->type->toBasetype()->ty == Tbool && | |
| 9466 e2->type->toBasetype()->ty == Tbool) | |
| 9467 { | |
| 9468 type = e1->type; | |
| 9469 e = this; | |
| 9470 } | |
| 9471 else | |
| 9472 { | |
| 9473 typeCombine(sc); | |
| 1587 | 9474 if (!e1->isArrayOperand()) |
| 9475 e1->checkIntegral(); | |
| 9476 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
|
9477 e2->checkIntegral(); |
| 159 | 9478 } |
| 9479 } | |
| 9480 return this; | |
| 9481 } | |
| 9482 | |
| 9483 | |
| 9484 /************************************************************/ | |
| 9485 | |
| 9486 OrOrExp::OrOrExp(Loc loc, Expression *e1, Expression *e2) | |
| 9487 : BinExp(loc, TOKoror, sizeof(OrOrExp), e1, e2) | |
| 9488 { | |
| 9489 } | |
| 9490 | |
| 9491 Expression *OrOrExp::semantic(Scope *sc) | |
| 9492 { | |
| 9493 unsigned cs1; | |
| 9494 | |
| 9495 // same as for AndAnd | |
| 9496 e1 = e1->semantic(sc); | |
| 9497 e1 = resolveProperties(sc, e1); | |
| 9498 e1 = e1->checkToPointer(); | |
| 9499 e1 = e1->checkToBoolean(); | |
| 9500 cs1 = sc->callSuper; | |
| 9501 | |
| 9502 if (sc->flags & SCOPEstaticif) | |
| 9503 { | |
| 9504 /* If in static if, don't evaluate e2 if we don't have to. | |
| 9505 */ | |
| 9506 e1 = e1->optimize(WANTflags); | |
| 9507 if (e1->isBool(TRUE)) | |
| 9508 { | |
| 9509 return new IntegerExp(loc, 1, Type::tboolean); | |
| 9510 } | |
| 9511 } | |
| 9512 | |
| 9513 e2 = e2->semantic(sc); | |
| 9514 sc->mergeCallSuper(loc, cs1); | |
| 9515 e2 = resolveProperties(sc, e2); | |
| 9516 e2 = e2->checkToPointer(); | |
| 9517 | |
| 9518 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
|
9519 if (e2->type->ty == Tvoid) |
| 159 | 9520 type = Type::tvoid; |
| 9521 if (e2->op == TOKtype || e2->op == TOKimport) | |
| 9522 error("%s is not an expression", e2->toChars()); | |
| 9523 return this; | |
| 9524 } | |
| 9525 | |
| 9526 Expression *OrOrExp::checkToBoolean() | |
| 9527 { | |
| 9528 e2 = e2->checkToBoolean(); | |
| 9529 return this; | |
| 9530 } | |
| 9531 | |
| 9532 int OrOrExp::isBit() | |
| 9533 { | |
| 9534 return TRUE; | |
| 9535 } | |
| 9536 | |
| 9537 int OrOrExp::checkSideEffect(int flag) | |
| 9538 { | |
| 9539 if (flag == 2) | |
| 9540 { | |
| 9541 return e1->checkSideEffect(2) || e2->checkSideEffect(2); | |
| 9542 } | |
| 9543 else | |
| 9544 { e1->checkSideEffect(1); | |
| 9545 return e2->checkSideEffect(flag); | |
| 9546 } | |
| 9547 } | |
| 9548 | |
| 9549 /************************************************************/ | |
| 9550 | |
| 9551 AndAndExp::AndAndExp(Loc loc, Expression *e1, Expression *e2) | |
| 9552 : BinExp(loc, TOKandand, sizeof(AndAndExp), e1, e2) | |
| 9553 { | |
| 9554 } | |
| 9555 | |
| 9556 Expression *AndAndExp::semantic(Scope *sc) | |
| 9557 { | |
| 9558 unsigned cs1; | |
| 9559 | |
| 9560 // same as for OrOr | |
| 9561 e1 = e1->semantic(sc); | |
| 9562 e1 = resolveProperties(sc, e1); | |
| 9563 e1 = e1->checkToPointer(); | |
| 9564 e1 = e1->checkToBoolean(); | |
| 9565 cs1 = sc->callSuper; | |
| 9566 | |
| 9567 if (sc->flags & SCOPEstaticif) | |
| 9568 { | |
| 9569 /* If in static if, don't evaluate e2 if we don't have to. | |
| 9570 */ | |
| 9571 e1 = e1->optimize(WANTflags); | |
| 9572 if (e1->isBool(FALSE)) | |
| 9573 { | |
| 9574 return new IntegerExp(loc, 0, Type::tboolean); | |
| 9575 } | |
| 9576 } | |
| 9577 | |
| 9578 e2 = e2->semantic(sc); | |
| 9579 sc->mergeCallSuper(loc, cs1); | |
| 9580 e2 = resolveProperties(sc, e2); | |
| 9581 e2 = e2->checkToPointer(); | |
| 9582 | |
| 9583 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
|
9584 if (e2->type->ty == Tvoid) |
| 159 | 9585 type = Type::tvoid; |
| 9586 if (e2->op == TOKtype || e2->op == TOKimport) | |
| 9587 error("%s is not an expression", e2->toChars()); | |
| 9588 return this; | |
| 9589 } | |
| 9590 | |
| 9591 Expression *AndAndExp::checkToBoolean() | |
| 9592 { | |
| 9593 e2 = e2->checkToBoolean(); | |
| 9594 return this; | |
| 9595 } | |
| 9596 | |
| 9597 int AndAndExp::isBit() | |
| 9598 { | |
| 9599 return TRUE; | |
| 9600 } | |
| 9601 | |
| 9602 int AndAndExp::checkSideEffect(int flag) | |
| 9603 { | |
| 9604 if (flag == 2) | |
| 9605 { | |
| 9606 return e1->checkSideEffect(2) || e2->checkSideEffect(2); | |
| 9607 } | |
| 9608 else | |
| 9609 { | |
| 9610 e1->checkSideEffect(1); | |
| 9611 return e2->checkSideEffect(flag); | |
| 9612 } | |
| 9613 } | |
| 9614 | |
| 9615 /************************************************************/ | |
| 9616 | |
| 9617 InExp::InExp(Loc loc, Expression *e1, Expression *e2) | |
| 9618 : BinExp(loc, TOKin, sizeof(InExp), e1, e2) | |
| 9619 { | |
| 9620 } | |
| 9621 | |
| 9622 Expression *InExp::semantic(Scope *sc) | |
| 9623 { Expression *e; | |
| 9624 | |
| 9625 if (type) | |
| 9626 return this; | |
| 9627 | |
| 9628 BinExp::semanticp(sc); | |
| 9629 e = op_overload(sc); | |
| 9630 if (e) | |
| 9631 return e; | |
| 9632 | |
| 9633 //type = Type::tboolean; | |
| 9634 Type *t2b = e2->type->toBasetype(); | |
| 9635 if (t2b->ty != Taarray) | |
| 9636 { | |
| 9637 error("rvalue of in expression must be an associative array, not %s", e2->type->toChars()); | |
| 9638 type = Type::terror; | |
| 9639 } | |
| 9640 else | |
| 9641 { | |
| 9642 TypeAArray *ta = (TypeAArray *)t2b; | |
| 9643 | |
| 9644 // Convert key to type of key | |
| 9645 e1 = e1->implicitCastTo(sc, ta->index); | |
| 9646 | |
| 9647 // 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
|
9648 type = ta->nextOf()->pointerTo(); |
| 159 | 9649 } |
| 9650 return this; | |
| 9651 } | |
| 9652 | |
| 9653 int InExp::isBit() | |
| 9654 { | |
| 9655 return FALSE; | |
| 9656 } | |
| 9657 | |
| 9658 | |
| 9659 /************************************************************/ | |
| 9660 | |
| 9661 /* This deletes the key e1 from the associative array e2 | |
| 9662 */ | |
| 9663 | |
| 9664 RemoveExp::RemoveExp(Loc loc, Expression *e1, Expression *e2) | |
| 9665 : BinExp(loc, TOKremove, sizeof(RemoveExp), e1, e2) | |
| 9666 { | |
| 9667 type = Type::tvoid; | |
| 9668 } | |
| 9669 | |
| 9670 /************************************************************/ | |
| 9671 | |
| 9672 CmpExp::CmpExp(enum TOK op, Loc loc, Expression *e1, Expression *e2) | |
| 9673 : BinExp(loc, op, sizeof(CmpExp), e1, e2) | |
| 9674 { | |
| 9675 } | |
| 9676 | |
| 9677 Expression *CmpExp::semantic(Scope *sc) | |
| 9678 { Expression *e; | |
| 9679 | |
| 9680 #if LOGSEMANTIC | |
| 9681 printf("CmpExp::semantic('%s')\n", toChars()); | |
| 9682 #endif | |
| 9683 if (type) | |
| 9684 return this; | |
| 9685 | |
| 9686 BinExp::semanticp(sc); | |
| 9687 | |
| 1587 | 9688 Type *t1 = e1->type->toBasetype(); |
| 9689 Type *t2 = e2->type->toBasetype(); | |
| 9690 if (t1->ty == Tclass && e2->op == TOKnull || | |
| 9691 t2->ty == Tclass && e1->op == TOKnull) | |
| 159 | 9692 { |
| 9693 error("do not use null when comparing class types"); | |
| 9694 } | |
| 9695 | |
| 9696 e = op_overload(sc); | |
| 9697 if (e) | |
| 9698 { | |
|
1367
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9699 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
|
9700 { |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9701 error("recursive opCmp expansion"); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9702 e = new ErrorExp(); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9703 } |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9704 else |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9705 { 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
|
9706 e = e->semantic(sc); |
|
8026319762be
Merged DMD 1.045 !!!
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents:
1358
diff
changeset
|
9707 } |
| 159 | 9708 return e; |
| 9709 } | |
| 9710 | |
| 1587 | 9711 /* Disallow comparing T[]==T and T==T[] |
| 9712 */ | |
| 9713 if (e1->op == TOKslice && t1->ty == Tarray && e2->implicitConvTo(t1->nextOf()) || | |
| 9714 e2->op == TOKslice && t2->ty == Tarray && e1->implicitConvTo(t2->nextOf())) | |
| 9715 { | |
| 9716 incompatibleTypes(); | |
| 9717 return new ErrorExp(); | |
| 9718 } | |
| 9719 | |
| 159 | 9720 typeCombine(sc); |
| 9721 type = Type::tboolean; | |
| 9722 | |
| 9723 // Special handling for array comparisons | |
| 9724 t1 = e1->type->toBasetype(); | |
| 9725 t2 = e2->type->toBasetype(); | |
| 9726 if ((t1->ty == Tarray || t1->ty == Tsarray) && | |
| 9727 (t2->ty == Tarray || t2->ty == Tsarray)) | |
| 9728 { | |
| 9729 if (!t1->next->equals(t2->next)) | |
| 9730 error("array comparison type mismatch, %s vs %s", t1->next->toChars(), t2->next->toChars()); | |
| 9731 e = this; | |
| 9732 } | |
| 9733 else if (t1->ty == Tstruct || t2->ty == Tstruct || | |
| 9734 (t1->ty == Tclass && t2->ty == Tclass)) | |
| 9735 { | |
| 9736 if (t2->ty == Tstruct) | |
| 9737 error("need member function opCmp() for %s %s to compare", t2->toDsymbol(sc)->kind(), t2->toChars()); | |
| 9738 else | |
| 9739 error("need member function opCmp() for %s %s to compare", t1->toDsymbol(sc)->kind(), t1->toChars()); | |
| 9740 e = this; | |
| 9741 } | |
| 9742 #if 1 | |
| 9743 else if (t1->iscomplex() || t2->iscomplex()) | |
| 9744 { | |
| 9745 error("compare not defined for complex operands"); | |
| 9746 e = new IntegerExp(0); | |
| 9747 } | |
| 9748 #endif | |
| 9749 else | |
| 9750 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
|
9751 //printf("CmpExp: %s\n", e->toChars()); |
| 159 | 9752 return e; |
| 9753 } | |
| 9754 | |
| 9755 int CmpExp::isBit() | |
| 9756 { | |
| 9757 return TRUE; | |
| 9758 } | |
| 9759 | |
| 9760 | |
| 9761 /************************************************************/ | |
| 9762 | |
| 9763 EqualExp::EqualExp(enum TOK op, Loc loc, Expression *e1, Expression *e2) | |
| 9764 : BinExp(loc, op, sizeof(EqualExp), e1, e2) | |
| 9765 { | |
| 9766 assert(op == TOKequal || op == TOKnotequal); | |
| 9767 } | |
| 9768 | |
| 9769 Expression *EqualExp::semantic(Scope *sc) | |
| 9770 { Expression *e; | |
| 9771 | |
| 9772 //printf("EqualExp::semantic('%s')\n", toChars()); | |
| 9773 if (type) | |
| 9774 return this; | |
| 9775 | |
| 9776 BinExp::semanticp(sc); | |
| 9777 | |
| 9778 /* Before checking for operator overloading, check to see if we're | |
| 9779 * comparing the addresses of two statics. If so, we can just see | |
| 9780 * if they are the same symbol. | |
| 9781 */ | |
| 9782 if (e1->op == TOKaddress && e2->op == TOKaddress) | |
| 9783 { AddrExp *ae1 = (AddrExp *)e1; | |
| 9784 AddrExp *ae2 = (AddrExp *)e2; | |
| 9785 | |
| 9786 if (ae1->e1->op == TOKvar && ae2->e1->op == TOKvar) | |
| 9787 { VarExp *ve1 = (VarExp *)ae1->e1; | |
| 9788 VarExp *ve2 = (VarExp *)ae2->e1; | |
| 9789 | |
| 9790 if (ve1->var == ve2->var /*|| ve1->var->toSymbol() == ve2->var->toSymbol()*/) | |
| 9791 { | |
| 9792 // They are the same, result is 'true' for ==, 'false' for != | |
| 9793 e = new IntegerExp(loc, (op == TOKequal), Type::tboolean); | |
| 9794 return e; | |
| 9795 } | |
| 9796 } | |
| 9797 } | |
| 9798 | |
| 1587 | 9799 Type *t1 = e1->type->toBasetype(); |
| 9800 Type *t2 = e2->type->toBasetype(); | |
| 9801 if (t1->ty == Tclass && e2->op == TOKnull || | |
| 9802 t2->ty == Tclass && e1->op == TOKnull) | |
| 159 | 9803 { |
| 9804 error("use '%s' instead of '%s' when comparing with null", | |
| 9805 Token::toChars(op == TOKequal ? TOKidentity : TOKnotidentity), | |
| 9806 Token::toChars(op)); | |
| 9807 } | |
| 9808 | |
| 9809 //if (e2->op != TOKnull) | |
| 9810 { | |
| 9811 e = op_overload(sc); | |
| 9812 if (e) | |
| 9813 { | |
| 9814 if (op == TOKnotequal) | |
| 9815 { | |
| 9816 e = new NotExp(e->loc, e); | |
| 9817 e = e->semantic(sc); | |
| 9818 } | |
| 9819 return e; | |
| 9820 } | |
| 9821 } | |
| 9822 | |
| 1587 | 9823 /* Disallow comparing T[]==T and T==T[] |
| 9824 */ | |
| 9825 if (e1->op == TOKslice && t1->ty == Tarray && e2->implicitConvTo(t1->nextOf()) || | |
| 9826 e2->op == TOKslice && t2->ty == Tarray && e1->implicitConvTo(t2->nextOf())) | |
| 9827 { | |
| 9828 incompatibleTypes(); | |
| 9829 return new ErrorExp(); | |
| 9830 } | |
| 9831 | |
| 159 | 9832 e = typeCombine(sc); |
| 9833 type = Type::tboolean; | |
| 9834 | |
| 9835 // Special handling for array comparisons | |
| 9836 t1 = e1->type->toBasetype(); | |
| 9837 t2 = e2->type->toBasetype(); | |
| 9838 if ((t1->ty == Tarray || t1->ty == Tsarray) && | |
| 9839 (t2->ty == Tarray || t2->ty == Tsarray)) | |
| 9840 { | |
| 9841 if (!t1->next->equals(t2->next)) | |
| 9842 error("array comparison type mismatch, %s vs %s", t1->next->toChars(), t2->next->toChars()); | |
| 9843 } | |
| 9844 else | |
| 9845 { | |
| 9846 if (e1->type != e2->type && e1->type->isfloating() && e2->type->isfloating()) | |
| 9847 { | |
| 9848 // Cast both to complex | |
| 9849 e1 = e1->castTo(sc, Type::tcomplex80); | |
| 9850 e2 = e2->castTo(sc, Type::tcomplex80); | |
| 9851 } | |
| 9852 } | |
| 9853 return e; | |
| 9854 } | |
| 9855 | |
| 9856 int EqualExp::isBit() | |
| 9857 { | |
| 9858 return TRUE; | |
| 9859 } | |
| 9860 | |
| 9861 | |
| 9862 | |
| 9863 /************************************************************/ | |
| 9864 | |
| 9865 IdentityExp::IdentityExp(enum TOK op, Loc loc, Expression *e1, Expression *e2) | |
| 9866 : BinExp(loc, op, sizeof(IdentityExp), e1, e2) | |
| 9867 { | |
| 9868 } | |
| 9869 | |
| 9870 Expression *IdentityExp::semantic(Scope *sc) | |
| 9871 { | |
| 9872 if (type) | |
| 9873 return this; | |
| 9874 | |
| 9875 BinExp::semanticp(sc); | |
| 9876 type = Type::tboolean; | |
| 9877 typeCombine(sc); | |
| 9878 if (e1->type != e2->type && e1->type->isfloating() && e2->type->isfloating()) | |
| 9879 { | |
| 9880 // Cast both to complex | |
| 9881 e1 = e1->castTo(sc, Type::tcomplex80); | |
| 9882 e2 = e2->castTo(sc, Type::tcomplex80); | |
| 9883 } | |
| 9884 return this; | |
| 9885 } | |
| 9886 | |
| 9887 int IdentityExp::isBit() | |
| 9888 { | |
| 9889 return TRUE; | |
| 9890 } | |
| 9891 | |
| 9892 | |
| 9893 /****************************************************************/ | |
| 9894 | |
| 9895 CondExp::CondExp(Loc loc, Expression *econd, Expression *e1, Expression *e2) | |
| 9896 : BinExp(loc, TOKquestion, sizeof(CondExp), e1, e2) | |
| 9897 { | |
| 9898 this->econd = econd; | |
| 9899 } | |
| 9900 | |
| 9901 Expression *CondExp::syntaxCopy() | |
| 9902 { | |
| 9903 return new CondExp(loc, econd->syntaxCopy(), e1->syntaxCopy(), e2->syntaxCopy()); | |
| 9904 } | |
| 9905 | |
| 9906 | |
| 9907 Expression *CondExp::semantic(Scope *sc) | |
| 9908 { Type *t1; | |
| 9909 Type *t2; | |
| 9910 unsigned cs0; | |
| 9911 unsigned cs1; | |
| 9912 | |
| 9913 #if LOGSEMANTIC | |
| 9914 printf("CondExp::semantic('%s')\n", toChars()); | |
| 9915 #endif | |
| 9916 if (type) | |
| 9917 return this; | |
| 9918 | |
| 9919 econd = econd->semantic(sc); | |
| 9920 econd = resolveProperties(sc, econd); | |
| 9921 econd = econd->checkToPointer(); | |
| 9922 econd = econd->checkToBoolean(); | |
| 9923 | |
| 9924 #if 0 /* this cannot work right because the types of e1 and e2 | |
| 9925 * both contribute to the type of the result. | |
| 9926 */ | |
| 9927 if (sc->flags & SCOPEstaticif) | |
| 9928 { | |
| 9929 /* If in static if, don't evaluate what we don't have to. | |
| 9930 */ | |
| 9931 econd = econd->optimize(WANTflags); | |
| 9932 if (econd->isBool(TRUE)) | |
| 9933 { | |
| 9934 e1 = e1->semantic(sc); | |
| 9935 e1 = resolveProperties(sc, e1); | |
| 9936 return e1; | |
| 9937 } | |
| 9938 else if (econd->isBool(FALSE)) | |
| 9939 { | |
| 9940 e2 = e2->semantic(sc); | |
| 9941 e2 = resolveProperties(sc, e2); | |
| 9942 return e2; | |
| 9943 } | |
| 9944 } | |
| 9945 #endif | |
| 9946 | |
| 9947 | |
| 9948 cs0 = sc->callSuper; | |
| 9949 e1 = e1->semantic(sc); | |
| 9950 e1 = resolveProperties(sc, e1); | |
| 9951 cs1 = sc->callSuper; | |
| 9952 sc->callSuper = cs0; | |
| 9953 e2 = e2->semantic(sc); | |
| 9954 e2 = resolveProperties(sc, e2); | |
| 9955 sc->mergeCallSuper(loc, cs1); | |
| 9956 | |
| 9957 | |
| 9958 // If either operand is void, the result is void | |
| 9959 t1 = e1->type; | |
| 9960 t2 = e2->type; | |
| 9961 if (t1->ty == Tvoid || t2->ty == Tvoid) | |
| 9962 type = Type::tvoid; | |
| 9963 else if (t1 == t2) | |
| 9964 type = t1; | |
| 9965 else | |
| 9966 { | |
| 9967 typeCombine(sc); | |
| 9968 switch (e1->type->toBasetype()->ty) | |
| 9969 { | |
| 9970 case Tcomplex32: | |
| 9971 case Tcomplex64: | |
| 9972 case Tcomplex80: | |
| 9973 e2 = e2->castTo(sc, e1->type); | |
| 9974 break; | |
| 9975 } | |
| 9976 switch (e2->type->toBasetype()->ty) | |
| 9977 { | |
| 9978 case Tcomplex32: | |
| 9979 case Tcomplex64: | |
| 9980 case Tcomplex80: | |
| 9981 e1 = e1->castTo(sc, e2->type); | |
| 9982 break; | |
| 9983 } | |
| 9984 } | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
9985 #if 0 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
9986 printf("res: %s\n", type->toChars()); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
9987 printf("e1 : %s\n", e1->type->toChars()); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
9988 printf("e2 : %s\n", e2->type->toChars()); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
9989 #endif |
| 159 | 9990 return this; |
| 9991 } | |
| 9992 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
9993 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
9994 int CondExp::isLvalue() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
9995 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
9996 return e1->isLvalue() && e2->isLvalue(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
9997 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
9998 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
9999 |
| 159 | 10000 Expression *CondExp::toLvalue(Scope *sc, Expression *ex) |
| 10001 { | |
| 10002 PtrExp *e; | |
| 10003 | |
| 10004 // convert (econd ? e1 : e2) to *(econd ? &e1 : &e2) | |
| 10005 e = new PtrExp(loc, this, type); | |
| 10006 | |
| 10007 e1 = e1->addressOf(sc); | |
| 10008 //e1 = e1->toLvalue(sc, NULL); | |
| 10009 | |
| 10010 e2 = e2->addressOf(sc); | |
| 10011 //e2 = e2->toLvalue(sc, NULL); | |
| 10012 | |
| 10013 typeCombine(sc); | |
| 10014 | |
| 10015 type = e2->type; | |
| 10016 return e; | |
| 10017 } | |
| 10018 | |
| 10019 Expression *CondExp::modifiableLvalue(Scope *sc, Expression *e) | |
| 10020 { | |
| 10021 error("conditional expression %s is not a modifiable lvalue", toChars()); | |
| 10022 return this; | |
| 10023 } | |
| 10024 | |
| 10025 void CondExp::checkEscape() | |
| 10026 { | |
| 10027 e1->checkEscape(); | |
| 10028 e2->checkEscape(); | |
| 10029 } | |
| 10030 | |
|
1618
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
10031 void CondExp::checkEscapeRef() |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
10032 { |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
10033 e1->checkEscapeRef(); |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
10034 e2->checkEscapeRef(); |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
10035 } |
|
a87f1d6ff48e
Merge DMD r303: harmonize
Leandro Lucarella <llucax@gmail.com>
parents:
1616
diff
changeset
|
10036 |
| 159 | 10037 |
| 10038 Expression *CondExp::checkToBoolean() | |
| 10039 { | |
| 10040 e1 = e1->checkToBoolean(); | |
| 10041 e2 = e2->checkToBoolean(); | |
| 10042 return this; | |
| 10043 } | |
| 10044 | |
| 10045 int CondExp::checkSideEffect(int flag) | |
| 10046 { | |
| 10047 if (flag == 2) | |
| 10048 { | |
| 10049 return econd->checkSideEffect(2) || | |
| 10050 e1->checkSideEffect(2) || | |
| 10051 e2->checkSideEffect(2); | |
| 10052 } | |
| 10053 else | |
| 10054 { | |
| 10055 econd->checkSideEffect(1); | |
| 10056 e1->checkSideEffect(flag); | |
| 10057 return e2->checkSideEffect(flag); | |
| 10058 } | |
| 10059 } | |
| 10060 | |
|
875
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10061 #if DMDV2 |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10062 int CondExp::canThrow() |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10063 { |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10064 return econd->canThrow() || e1->canThrow() || e2->canThrow(); |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10065 } |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10066 #endif |
|
330f999ade44
Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
846
diff
changeset
|
10067 |
| 159 | 10068 void CondExp::toCBuffer(OutBuffer *buf, HdrGenState *hgs) |
| 10069 { | |
| 10070 expToCBuffer(buf, hgs, econd, PREC_oror); | |
| 10071 buf->writestring(" ? "); | |
| 10072 expToCBuffer(buf, hgs, e1, PREC_expr); | |
| 10073 buf->writestring(" : "); | |
| 10074 expToCBuffer(buf, hgs, e2, PREC_cond); | |
| 10075 } | |
| 10076 | |
|
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
|
10077 /************************************************************/ |
|
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
|
10078 |
|
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
|
10079 #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
|
10080 |
|
664
eef8ac26c66c
Some missed LLVMDC -> LDC.
Christian Kamm <kamm incasoftware de>
parents:
639
diff
changeset
|
10081 // 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
|
10082 |
|
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
|
10083 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
|
10084 : 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
|
10085 { |
|
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
|
10086 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
|
10087 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
|
10088 } |
|
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
|
10089 |
|
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
|
10090 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
|
10091 { |
|
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
|
10092 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
|
10093 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
|
10094 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
|
10095 } |
|
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 |
|
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
|
10097 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
|
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 // 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
|
10100 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
|
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 |
|
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 #endif |