Mercurial > projects > ldc
annotate dmd/expression.h @ 92:70d6113eeb8c trunk
[svn r96] Updated to DMD 1.023.
Regular bugfixes.
| author | lindquist |
|---|---|
| date | Thu, 08 Nov 2007 19:13:28 +0100 |
| parents | 16e88334bba7 |
| children | 288fe1029e1f |
| rev | line source |
|---|---|
| 1 | 1 |
| 2 // Compiler implementation of the D programming language | |
| 3 // Copyright (c) 1999-2007 by Digital Mars | |
| 4 // All Rights Reserved | |
| 5 // written by Walter Bright | |
| 6 // http://www.digitalmars.com | |
| 7 // License for redistribution is by either the Artistic License | |
| 8 // in artistic.txt, or the GNU General Public License in gnu.txt. | |
| 9 // See the included readme.txt for details. | |
| 10 | |
| 11 #ifndef DMD_EXPRESSION_H | |
| 12 #define DMD_EXPRESSION_H | |
| 13 | |
| 14 #include "mars.h" | |
| 15 #include "identifier.h" | |
| 16 #include "lexer.h" | |
| 17 #include "arraytypes.h" | |
| 18 | |
| 19 struct Type; | |
| 20 struct Scope; | |
| 21 struct TupleDeclaration; | |
| 22 struct VarDeclaration; | |
| 23 struct FuncDeclaration; | |
| 24 struct FuncLiteralDeclaration; | |
| 25 struct Declaration; | |
| 26 struct CtorDeclaration; | |
| 27 struct NewDeclaration; | |
| 28 struct Dsymbol; | |
| 29 struct Import; | |
| 30 struct Module; | |
| 31 struct ScopeDsymbol; | |
| 32 struct InlineCostState; | |
| 33 struct InlineDoState; | |
| 34 struct InlineScanState; | |
| 35 struct Expression; | |
| 36 struct Declaration; | |
| 37 struct AggregateDeclaration; | |
| 38 struct StructDeclaration; | |
| 39 struct TemplateInstance; | |
| 40 struct TemplateDeclaration; | |
| 41 struct ClassDeclaration; | |
| 42 struct HdrGenState; | |
| 43 struct BinExp; | |
| 44 struct InterState; | |
| 45 struct Symbol; // back end symbol | |
| 46 | |
| 47 namespace llvm | |
| 48 { | |
| 40 | 49 class Constant; |
| 1 | 50 class ConstantInt; |
| 51 } | |
| 52 | |
| 53 enum TOK; | |
| 54 | |
| 55 // Back end | |
| 56 struct IRState; | |
| 57 struct dt_t; | |
| 58 | |
|
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59 #if IN_LLVM |
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60 struct DValue; |
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61 typedef DValue elem; |
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62 #else |
| 1 | 63 #ifdef IN_GCC |
| 64 union tree_node; typedef union tree_node elem; | |
| 65 #else | |
| 66 struct elem; | |
| 67 #endif | |
|
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68 #endif |
| 1 | 69 |
| 70 void initPrecedence(); | |
| 71 | |
| 72 Expression *resolveProperties(Scope *sc, Expression *e); | |
| 73 void accessCheck(Loc loc, Scope *sc, Expression *e, Declaration *d); | |
| 74 Dsymbol *search_function(AggregateDeclaration *ad, Identifier *funcid); | |
| 75 void inferApplyArgTypes(enum TOK op, Arguments *arguments, Expression *aggr); | |
| 76 void argExpTypesToCBuffer(OutBuffer *buf, Expressions *arguments, HdrGenState *hgs); | |
| 77 void argsToCBuffer(OutBuffer *buf, Expressions *arguments, HdrGenState *hgs); | |
| 78 void expandTuples(Expressions *exps); | |
| 19 | 79 FuncDeclaration *hasThis(Scope *sc); |
| 80 Expression *fromConstInitializer(int result, Expression *e); | |
| 1 | 81 |
| 82 struct Expression : Object | |
| 83 { | |
| 84 Loc loc; // file location | |
| 85 enum TOK op; // handy to minimize use of dynamic_cast | |
| 86 Type *type; // !=NULL means that semantic() has been run | |
| 87 int size; // # of bytes in Expression so we can copy() it | |
| 88 | |
| 89 Expression(Loc loc, enum TOK op, int size); | |
| 90 Expression *copy(); | |
| 91 virtual Expression *syntaxCopy(); | |
| 92 virtual Expression *semantic(Scope *sc); | |
| 93 | |
| 94 int dyncast() { return DYNCAST_EXPRESSION; } // kludge for template.isExpression() | |
| 95 | |
| 96 void print(); | |
| 97 char *toChars(); | |
| 98 virtual void dump(int indent); | |
| 99 void error(const char *format, ...); | |
| 100 virtual void rvalue(); | |
| 101 | |
| 102 static Expression *combine(Expression *e1, Expression *e2); | |
| 103 static Expressions *arraySyntaxCopy(Expressions *exps); | |
| 104 | |
| 105 virtual integer_t toInteger(); | |
| 106 virtual uinteger_t toUInteger(); | |
| 107 virtual real_t toReal(); | |
| 108 virtual real_t toImaginary(); | |
| 109 virtual complex_t toComplex(); | |
| 110 virtual void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 111 virtual void toMangleBuffer(OutBuffer *buf); | |
| 112 virtual Expression *toLvalue(Scope *sc, Expression *e); | |
| 113 virtual Expression *modifiableLvalue(Scope *sc, Expression *e); | |
| 114 Expression *implicitCastTo(Scope *sc, Type *t); | |
| 115 virtual MATCH implicitConvTo(Type *t); | |
| 116 virtual Expression *castTo(Scope *sc, Type *t); | |
| 117 virtual void checkEscape(); | |
| 118 void checkScalar(); | |
| 119 void checkNoBool(); | |
| 120 Expression *checkIntegral(); | |
| 92 | 121 Expression *checkArithmetic(); |
| 1 | 122 void checkDeprecated(Scope *sc, Dsymbol *s); |
| 123 virtual Expression *checkToBoolean(); | |
| 124 Expression *checkToPointer(); | |
| 125 Expression *addressOf(Scope *sc); | |
| 126 Expression *deref(); | |
| 127 Expression *integralPromotions(Scope *sc); | |
| 128 | |
| 129 Expression *toDelegate(Scope *sc, Type *t); | |
| 130 virtual void scanForNestedRef(Scope *sc); | |
| 131 | |
| 132 virtual Expression *optimize(int result); | |
| 133 #define WANTflags 1 | |
| 134 #define WANTvalue 2 | |
| 135 #define WANTinterpret 4 | |
| 136 | |
| 137 virtual Expression *interpret(InterState *istate); | |
| 138 | |
| 139 virtual int isConst(); | |
| 140 virtual int isBool(int result); | |
| 141 virtual int isBit(); | |
| 142 virtual int checkSideEffect(int flag); | |
| 143 | |
| 144 virtual int inlineCost(InlineCostState *ics); | |
| 145 virtual Expression *doInline(InlineDoState *ids); | |
| 146 virtual Expression *inlineScan(InlineScanState *iss); | |
| 147 | |
| 148 // For operator overloading | |
| 149 virtual int isCommutative(); | |
| 150 virtual Identifier *opId(); | |
| 151 virtual Identifier *opId_r(); | |
| 152 | |
| 153 // Back end | |
| 154 virtual elem *toElem(IRState *irs); | |
| 155 virtual dt_t **toDt(dt_t **pdt); | |
| 40 | 156 // LLVMDC |
| 157 virtual llvm::Constant *toConstElem(IRState *irs); | |
| 1 | 158 }; |
| 159 | |
| 160 struct IntegerExp : Expression | |
| 161 { | |
| 162 integer_t value; | |
| 163 | |
| 164 IntegerExp(Loc loc, integer_t value, Type *type); | |
| 165 IntegerExp(integer_t value); | |
| 166 int equals(Object *o); | |
| 167 Expression *semantic(Scope *sc); | |
| 168 Expression *interpret(InterState *istate); | |
| 169 char *toChars(); | |
| 170 void dump(int indent); | |
| 171 integer_t toInteger(); | |
| 172 real_t toReal(); | |
| 173 real_t toImaginary(); | |
| 174 complex_t toComplex(); | |
| 175 int isConst(); | |
| 176 int isBool(int result); | |
| 177 MATCH implicitConvTo(Type *t); | |
| 178 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 179 void toMangleBuffer(OutBuffer *buf); | |
| 180 Expression *toLvalue(Scope *sc, Expression *e); | |
| 181 elem *toElem(IRState *irs); | |
| 182 dt_t **toDt(dt_t **pdt); | |
| 40 | 183 // LLVMDC |
| 184 virtual llvm::Constant *toConstElem(IRState *irs); | |
| 1 | 185 }; |
| 186 | |
| 187 struct RealExp : Expression | |
| 188 { | |
| 189 real_t value; | |
| 190 | |
| 191 RealExp(Loc loc, real_t value, Type *type); | |
| 192 int equals(Object *o); | |
| 193 Expression *semantic(Scope *sc); | |
| 194 Expression *interpret(InterState *istate); | |
| 195 char *toChars(); | |
| 196 integer_t toInteger(); | |
| 197 uinteger_t toUInteger(); | |
| 198 real_t toReal(); | |
| 199 real_t toImaginary(); | |
| 200 complex_t toComplex(); | |
| 201 Expression *castTo(Scope *sc, Type *t); | |
| 202 int isConst(); | |
| 203 int isBool(int result); | |
| 204 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 205 void toMangleBuffer(OutBuffer *buf); | |
| 206 elem *toElem(IRState *irs); | |
| 207 dt_t **toDt(dt_t **pdt); | |
| 40 | 208 // LLVMDC |
| 209 virtual llvm::Constant *toConstElem(IRState *irs); | |
| 1 | 210 }; |
| 211 | |
| 212 struct ComplexExp : Expression | |
| 213 { | |
| 214 complex_t value; | |
| 215 | |
| 216 ComplexExp(Loc loc, complex_t value, Type *type); | |
| 217 int equals(Object *o); | |
| 218 Expression *semantic(Scope *sc); | |
| 219 Expression *interpret(InterState *istate); | |
| 220 char *toChars(); | |
| 221 integer_t toInteger(); | |
| 222 uinteger_t toUInteger(); | |
| 223 real_t toReal(); | |
| 224 real_t toImaginary(); | |
| 225 complex_t toComplex(); | |
| 226 Expression *castTo(Scope *sc, Type *t); | |
| 227 int isConst(); | |
| 228 int isBool(int result); | |
| 229 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 230 void toMangleBuffer(OutBuffer *buf); | |
| 231 #ifdef _DH | |
| 232 OutBuffer hexp; | |
| 233 #endif | |
| 234 elem *toElem(IRState *irs); | |
| 235 dt_t **toDt(dt_t **pdt); | |
| 90 | 236 // LLVMDC |
| 237 virtual llvm::Constant *toConstElem(IRState *irs); | |
| 1 | 238 }; |
| 239 | |
| 240 struct IdentifierExp : Expression | |
| 241 { | |
| 242 Identifier *ident; | |
| 243 Declaration *var; | |
| 244 | |
| 245 IdentifierExp(Loc loc, Identifier *ident); | |
| 246 IdentifierExp(Loc loc, Declaration *var); | |
| 247 Expression *semantic(Scope *sc); | |
| 248 char *toChars(); | |
| 249 void dump(int indent); | |
| 250 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 251 Expression *toLvalue(Scope *sc, Expression *e); | |
| 252 }; | |
| 253 | |
| 254 struct DollarExp : IdentifierExp | |
| 255 { | |
| 256 DollarExp(Loc loc); | |
| 257 }; | |
| 258 | |
| 259 struct DsymbolExp : Expression | |
| 260 { | |
| 261 Dsymbol *s; | |
| 262 | |
| 263 DsymbolExp(Loc loc, Dsymbol *s); | |
| 264 Expression *semantic(Scope *sc); | |
| 265 char *toChars(); | |
| 266 void dump(int indent); | |
| 267 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 268 Expression *toLvalue(Scope *sc, Expression *e); | |
| 269 }; | |
| 270 | |
| 271 struct ThisExp : Expression | |
| 272 { | |
| 273 Declaration *var; | |
| 274 | |
| 275 ThisExp(Loc loc); | |
| 276 Expression *semantic(Scope *sc); | |
| 277 int isBool(int result); | |
| 278 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 279 Expression *toLvalue(Scope *sc, Expression *e); | |
| 280 void scanForNestedRef(Scope *sc); | |
| 281 | |
| 282 int inlineCost(InlineCostState *ics); | |
| 283 Expression *doInline(InlineDoState *ids); | |
| 284 //Expression *inlineScan(InlineScanState *iss); | |
| 285 | |
| 286 elem *toElem(IRState *irs); | |
| 287 }; | |
| 288 | |
| 289 struct SuperExp : ThisExp | |
| 290 { | |
| 291 SuperExp(Loc loc); | |
| 292 Expression *semantic(Scope *sc); | |
| 293 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 294 void scanForNestedRef(Scope *sc); | |
| 295 | |
| 296 int inlineCost(InlineCostState *ics); | |
| 297 Expression *doInline(InlineDoState *ids); | |
| 298 //Expression *inlineScan(InlineScanState *iss); | |
| 299 }; | |
| 300 | |
| 301 struct NullExp : Expression | |
| 302 { | |
| 303 unsigned char committed; // !=0 if type is committed | |
| 304 | |
| 305 NullExp(Loc loc); | |
| 306 Expression *semantic(Scope *sc); | |
| 307 int isBool(int result); | |
| 308 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 309 void toMangleBuffer(OutBuffer *buf); | |
| 310 MATCH implicitConvTo(Type *t); | |
| 311 Expression *castTo(Scope *sc, Type *t); | |
| 312 Expression *interpret(InterState *istate); | |
| 313 elem *toElem(IRState *irs); | |
| 314 dt_t **toDt(dt_t **pdt); | |
| 40 | 315 // LLVMDC |
| 316 virtual llvm::Constant *toConstElem(IRState *irs); | |
| 1 | 317 }; |
| 318 | |
| 319 struct StringExp : Expression | |
| 320 { | |
| 321 void *string; // char, wchar, or dchar data | |
| 322 size_t len; // number of chars, wchars, or dchars | |
| 323 unsigned char sz; // 1: char, 2: wchar, 4: dchar | |
| 324 unsigned char committed; // !=0 if type is committed | |
| 325 unsigned char postfix; // 'c', 'w', 'd' | |
| 326 | |
| 327 StringExp(Loc loc, char *s); | |
| 328 StringExp(Loc loc, void *s, size_t len); | |
| 329 StringExp(Loc loc, void *s, size_t len, unsigned char postfix); | |
| 330 //Expression *syntaxCopy(); | |
| 331 int equals(Object *o); | |
| 332 char *toChars(); | |
| 333 Expression *semantic(Scope *sc); | |
| 334 Expression *interpret(InterState *istate); | |
| 335 StringExp *toUTF8(Scope *sc); | |
| 336 MATCH implicitConvTo(Type *t); | |
| 337 Expression *castTo(Scope *sc, Type *t); | |
| 338 int compare(Object *obj); | |
| 339 int isBool(int result); | |
|
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340 unsigned charAt(size_t i); |
| 1 | 341 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); |
| 342 void toMangleBuffer(OutBuffer *buf); | |
| 343 elem *toElem(IRState *irs); | |
| 344 dt_t **toDt(dt_t **pdt); | |
| 40 | 345 // LLVMDC |
| 346 virtual llvm::Constant *toConstElem(IRState *irs); | |
| 1 | 347 }; |
| 348 | |
| 349 // Tuple | |
| 350 | |
| 351 struct TupleExp : Expression | |
| 352 { | |
| 353 Expressions *exps; | |
| 354 | |
| 355 TupleExp(Loc loc, Expressions *exps); | |
| 356 TupleExp(Loc loc, TupleDeclaration *tup); | |
| 357 Expression *syntaxCopy(); | |
| 358 int equals(Object *o); | |
| 359 Expression *semantic(Scope *sc); | |
| 360 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 361 void scanForNestedRef(Scope *sc); | |
| 362 void checkEscape(); | |
| 363 int checkSideEffect(int flag); | |
| 364 Expression *optimize(int result); | |
| 365 Expression *interpret(InterState *istate); | |
| 366 Expression *castTo(Scope *sc, Type *t); | |
| 92 | 367 elem *toElem(IRState *irs); |
| 1 | 368 |
| 369 int inlineCost(InlineCostState *ics); | |
| 370 Expression *doInline(InlineDoState *ids); | |
| 371 Expression *inlineScan(InlineScanState *iss); | |
| 372 }; | |
| 373 | |
| 374 struct ArrayLiteralExp : Expression | |
| 375 { | |
| 376 Expressions *elements; | |
| 377 | |
| 378 ArrayLiteralExp(Loc loc, Expressions *elements); | |
| 379 ArrayLiteralExp(Loc loc, Expression *e); | |
| 380 | |
| 381 Expression *syntaxCopy(); | |
| 382 Expression *semantic(Scope *sc); | |
| 383 int isBool(int result); | |
| 384 elem *toElem(IRState *irs); | |
| 385 int checkSideEffect(int flag); | |
| 386 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 387 void toMangleBuffer(OutBuffer *buf); | |
| 388 void scanForNestedRef(Scope *sc); | |
| 389 Expression *optimize(int result); | |
| 390 Expression *interpret(InterState *istate); | |
| 391 MATCH implicitConvTo(Type *t); | |
| 392 Expression *castTo(Scope *sc, Type *t); | |
| 393 dt_t **toDt(dt_t **pdt); | |
| 394 | |
| 395 int inlineCost(InlineCostState *ics); | |
| 396 Expression *doInline(InlineDoState *ids); | |
| 397 Expression *inlineScan(InlineScanState *iss); | |
| 40 | 398 // LLVMDC |
| 399 virtual llvm::Constant *toConstElem(IRState *irs); | |
| 1 | 400 }; |
| 401 | |
| 402 struct AssocArrayLiteralExp : Expression | |
| 403 { | |
| 404 Expressions *keys; | |
| 405 Expressions *values; | |
| 406 | |
| 407 AssocArrayLiteralExp(Loc loc, Expressions *keys, Expressions *values); | |
| 408 | |
| 409 Expression *syntaxCopy(); | |
| 410 Expression *semantic(Scope *sc); | |
| 411 int isBool(int result); | |
| 412 elem *toElem(IRState *irs); | |
| 413 int checkSideEffect(int flag); | |
| 414 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 415 void toMangleBuffer(OutBuffer *buf); | |
| 416 void scanForNestedRef(Scope *sc); | |
| 417 Expression *optimize(int result); | |
| 418 Expression *interpret(InterState *istate); | |
| 419 MATCH implicitConvTo(Type *t); | |
| 420 Expression *castTo(Scope *sc, Type *t); | |
| 421 | |
| 422 int inlineCost(InlineCostState *ics); | |
| 423 Expression *doInline(InlineDoState *ids); | |
| 424 Expression *inlineScan(InlineScanState *iss); | |
| 40 | 425 // LLVMDC |
| 426 virtual llvm::Constant *toConstElem(IRState *irs); | |
| 1 | 427 }; |
| 428 | |
| 429 struct StructLiteralExp : Expression | |
| 430 { | |
| 431 StructDeclaration *sd; // which aggregate this is for | |
| 432 Expressions *elements; // parallels sd->fields[] with | |
| 433 // NULL entries for fields to skip | |
| 434 | |
| 435 Symbol *sym; // back end symbol to initialize with literal | |
| 436 size_t soffset; // offset from start of s | |
| 437 int fillHoles; // fill alignment 'holes' with zero | |
| 438 | |
| 439 StructLiteralExp(Loc loc, StructDeclaration *sd, Expressions *elements); | |
| 440 | |
| 441 Expression *syntaxCopy(); | |
| 442 Expression *semantic(Scope *sc); | |
| 443 Expression *getField(Type *type, unsigned offset); | |
| 444 int getFieldIndex(Type *type, unsigned offset); | |
| 445 elem *toElem(IRState *irs); | |
| 446 int checkSideEffect(int flag); | |
| 447 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 448 void toMangleBuffer(OutBuffer *buf); | |
| 449 void scanForNestedRef(Scope *sc); | |
| 450 Expression *optimize(int result); | |
| 451 Expression *interpret(InterState *istate); | |
| 452 dt_t **toDt(dt_t **pdt); | |
| 453 Expression *toLvalue(Scope *sc, Expression *e); | |
| 454 | |
| 455 int inlineCost(InlineCostState *ics); | |
| 456 Expression *doInline(InlineDoState *ids); | |
| 457 Expression *inlineScan(InlineScanState *iss); | |
| 40 | 458 // LLVMDC |
| 459 virtual llvm::Constant *toConstElem(IRState *irs); | |
| 1 | 460 }; |
| 461 | |
| 462 struct TypeDotIdExp : Expression | |
| 463 { | |
| 464 Identifier *ident; | |
| 465 | |
| 466 TypeDotIdExp(Loc loc, Type *type, Identifier *ident); | |
| 467 Expression *syntaxCopy(); | |
| 468 Expression *semantic(Scope *sc); | |
| 469 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 470 elem *toElem(IRState *irs); | |
| 471 }; | |
| 472 | |
| 473 struct TypeExp : Expression | |
| 474 { | |
| 475 TypeExp(Loc loc, Type *type); | |
| 476 Expression *semantic(Scope *sc); | |
| 477 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 478 Expression *optimize(int result); | |
| 479 elem *toElem(IRState *irs); | |
| 480 }; | |
| 481 | |
| 482 struct ScopeExp : Expression | |
| 483 { | |
| 484 ScopeDsymbol *sds; | |
| 485 | |
| 486 ScopeExp(Loc loc, ScopeDsymbol *sds); | |
| 487 Expression *syntaxCopy(); | |
| 488 Expression *semantic(Scope *sc); | |
| 489 elem *toElem(IRState *irs); | |
| 490 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 491 }; | |
| 492 | |
| 493 struct TemplateExp : Expression | |
| 494 { | |
| 495 TemplateDeclaration *td; | |
| 496 | |
| 497 TemplateExp(Loc loc, TemplateDeclaration *td); | |
| 498 void rvalue(); | |
| 499 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 500 }; | |
| 501 | |
| 502 struct NewExp : Expression | |
| 503 { | |
| 504 /* thisexp.new(newargs) newtype(arguments) | |
| 505 */ | |
| 506 Expression *thisexp; // if !NULL, 'this' for class being allocated | |
| 507 Expressions *newargs; // Array of Expression's to call new operator | |
| 508 Type *newtype; | |
| 509 Expressions *arguments; // Array of Expression's | |
| 510 | |
| 511 CtorDeclaration *member; // constructor function | |
| 512 NewDeclaration *allocator; // allocator function | |
| 513 int onstack; // allocate on stack | |
| 514 | |
| 515 NewExp(Loc loc, Expression *thisexp, Expressions *newargs, | |
| 516 Type *newtype, Expressions *arguments); | |
| 517 Expression *syntaxCopy(); | |
| 518 Expression *semantic(Scope *sc); | |
| 519 elem *toElem(IRState *irs); | |
| 520 int checkSideEffect(int flag); | |
| 521 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 522 void scanForNestedRef(Scope *sc); | |
| 523 | |
| 524 //int inlineCost(InlineCostState *ics); | |
| 525 Expression *doInline(InlineDoState *ids); | |
| 526 //Expression *inlineScan(InlineScanState *iss); | |
| 527 }; | |
| 528 | |
| 529 struct NewAnonClassExp : Expression | |
| 530 { | |
| 531 /* thisexp.new(newargs) class baseclasses { } (arguments) | |
| 532 */ | |
| 533 Expression *thisexp; // if !NULL, 'this' for class being allocated | |
| 534 Expressions *newargs; // Array of Expression's to call new operator | |
| 535 ClassDeclaration *cd; // class being instantiated | |
| 536 Expressions *arguments; // Array of Expression's to call class constructor | |
| 537 | |
| 538 NewAnonClassExp(Loc loc, Expression *thisexp, Expressions *newargs, | |
| 539 ClassDeclaration *cd, Expressions *arguments); | |
| 540 Expression *syntaxCopy(); | |
| 541 Expression *semantic(Scope *sc); | |
| 542 int checkSideEffect(int flag); | |
| 543 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 544 }; | |
| 545 | |
| 546 // Offset from symbol | |
| 547 | |
| 548 struct SymOffExp : Expression | |
| 549 { | |
| 550 Declaration *var; | |
| 551 unsigned offset; | |
| 552 | |
| 553 SymOffExp(Loc loc, Declaration *var, unsigned offset); | |
| 554 Expression *semantic(Scope *sc); | |
| 555 void checkEscape(); | |
| 556 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 557 int isConst(); | |
| 558 int isBool(int result); | |
| 559 Expression *doInline(InlineDoState *ids); | |
| 560 MATCH implicitConvTo(Type *t); | |
| 561 Expression *castTo(Scope *sc, Type *t); | |
| 562 void scanForNestedRef(Scope *sc); | |
| 563 | |
| 564 elem *toElem(IRState *irs); | |
| 565 dt_t **toDt(dt_t **pdt); | |
| 566 }; | |
| 567 | |
| 568 // Variable | |
| 569 | |
| 570 struct VarExp : Expression | |
| 571 { | |
| 572 Declaration *var; | |
| 573 | |
| 574 VarExp(Loc loc, Declaration *var); | |
| 575 int equals(Object *o); | |
| 576 Expression *semantic(Scope *sc); | |
| 577 Expression *optimize(int result); | |
| 578 Expression *interpret(InterState *istate); | |
| 579 void dump(int indent); | |
| 580 char *toChars(); | |
| 581 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 582 void checkEscape(); | |
| 583 Expression *toLvalue(Scope *sc, Expression *e); | |
| 584 Expression *modifiableLvalue(Scope *sc, Expression *e); | |
| 585 elem *toElem(IRState *irs); | |
| 586 dt_t **toDt(dt_t **pdt); | |
| 587 void scanForNestedRef(Scope *sc); | |
| 588 | |
| 589 int inlineCost(InlineCostState *ics); | |
| 590 Expression *doInline(InlineDoState *ids); | |
| 591 //Expression *inlineScan(InlineScanState *iss); | |
| 40 | 592 // LLVMDC |
| 593 virtual llvm::Constant *toConstElem(IRState *irs); | |
| 1 | 594 }; |
| 595 | |
| 596 // Function/Delegate literal | |
| 597 | |
| 598 struct FuncExp : Expression | |
| 599 { | |
| 600 FuncLiteralDeclaration *fd; | |
| 601 | |
| 602 FuncExp(Loc loc, FuncLiteralDeclaration *fd); | |
| 603 Expression *syntaxCopy(); | |
| 604 Expression *semantic(Scope *sc); | |
| 605 void scanForNestedRef(Scope *sc); | |
| 606 char *toChars(); | |
| 607 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 608 elem *toElem(IRState *irs); | |
| 609 | |
| 610 int inlineCost(InlineCostState *ics); | |
| 611 //Expression *doInline(InlineDoState *ids); | |
| 612 //Expression *inlineScan(InlineScanState *iss); | |
| 613 }; | |
| 614 | |
| 615 // Declaration of a symbol | |
| 616 | |
| 617 struct DeclarationExp : Expression | |
| 618 { | |
| 619 Dsymbol *declaration; | |
| 620 | |
| 621 DeclarationExp(Loc loc, Dsymbol *declaration); | |
| 622 Expression *syntaxCopy(); | |
| 623 Expression *semantic(Scope *sc); | |
| 624 Expression *interpret(InterState *istate); | |
| 625 int checkSideEffect(int flag); | |
| 626 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 627 elem *toElem(IRState *irs); | |
| 628 void scanForNestedRef(Scope *sc); | |
| 629 | |
| 630 int inlineCost(InlineCostState *ics); | |
| 631 Expression *doInline(InlineDoState *ids); | |
| 632 Expression *inlineScan(InlineScanState *iss); | |
| 633 }; | |
| 634 | |
| 635 struct TypeidExp : Expression | |
| 636 { | |
| 637 Type *typeidType; | |
| 638 | |
| 639 TypeidExp(Loc loc, Type *typeidType); | |
| 640 Expression *syntaxCopy(); | |
| 641 Expression *semantic(Scope *sc); | |
| 642 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 643 }; | |
| 644 | |
| 645 struct HaltExp : Expression | |
| 646 { | |
| 647 HaltExp(Loc loc); | |
| 648 Expression *semantic(Scope *sc); | |
| 649 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 650 int checkSideEffect(int flag); | |
| 651 | |
| 652 elem *toElem(IRState *irs); | |
| 653 }; | |
| 654 | |
| 19 | 655 struct IsExp : Expression |
| 1 | 656 { |
| 657 /* is(targ id tok tspec) | |
| 658 * is(targ id == tok2) | |
| 659 */ | |
| 660 Type *targ; | |
| 661 Identifier *id; // can be NULL | |
| 662 enum TOK tok; // ':' or '==' | |
| 663 Type *tspec; // can be NULL | |
| 664 enum TOK tok2; // 'struct', 'union', 'typedef', etc. | |
| 665 | |
| 19 | 666 IsExp(Loc loc, Type *targ, Identifier *id, enum TOK tok, Type *tspec, enum TOK tok2); |
| 1 | 667 Expression *syntaxCopy(); |
| 668 Expression *semantic(Scope *sc); | |
| 669 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 670 }; | |
| 671 | |
| 672 /****************************************************************/ | |
| 673 | |
| 674 struct UnaExp : Expression | |
| 675 { | |
| 676 Expression *e1; | |
| 677 | |
| 678 UnaExp(Loc loc, enum TOK op, int size, Expression *e1); | |
| 679 Expression *syntaxCopy(); | |
| 680 Expression *semantic(Scope *sc); | |
| 681 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 682 Expression *optimize(int result); | |
| 683 void dump(int indent); | |
| 684 void scanForNestedRef(Scope *sc); | |
| 685 Expression *interpretCommon(InterState *istate, Expression *(*fp)(Type *, Expression *)); | |
| 686 | |
| 687 int inlineCost(InlineCostState *ics); | |
| 688 Expression *doInline(InlineDoState *ids); | |
| 689 Expression *inlineScan(InlineScanState *iss); | |
| 690 | |
| 691 Expression *op_overload(Scope *sc); // doesn't need to be virtual | |
| 692 }; | |
| 693 | |
| 694 struct BinExp : Expression | |
| 695 { | |
| 696 Expression *e1; | |
| 697 Expression *e2; | |
| 698 | |
| 699 BinExp(Loc loc, enum TOK op, int size, Expression *e1, Expression *e2); | |
| 700 Expression *syntaxCopy(); | |
| 701 Expression *semantic(Scope *sc); | |
| 702 Expression *semanticp(Scope *sc); | |
| 703 Expression *commonSemanticAssign(Scope *sc); | |
| 704 Expression *commonSemanticAssignIntegral(Scope *sc); | |
| 705 int checkSideEffect(int flag); | |
| 706 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 707 Expression *scaleFactor(Scope *sc); | |
| 708 Expression *typeCombine(Scope *sc); | |
| 709 Expression *optimize(int result); | |
| 710 int isunsigned(); | |
| 711 void incompatibleTypes(); | |
| 712 void dump(int indent); | |
| 713 void scanForNestedRef(Scope *sc); | |
| 714 Expression *interpretCommon(InterState *istate, Expression *(*fp)(Type *, Expression *, Expression *)); | |
| 715 Expression *interpretCommon2(InterState *istate, Expression *(*fp)(TOK, Type *, Expression *, Expression *)); | |
| 716 Expression *interpretAssignCommon(InterState *istate, Expression *(*fp)(Type *, Expression *, Expression *), int post = 0); | |
| 717 | |
| 718 int inlineCost(InlineCostState *ics); | |
| 719 Expression *doInline(InlineDoState *ids); | |
| 720 Expression *inlineScan(InlineScanState *iss); | |
| 721 | |
| 722 Expression *op_overload(Scope *sc); | |
| 723 | |
| 724 elem *toElemBin(IRState *irs, int op); | |
| 725 }; | |
| 726 | |
| 727 struct BinAssignExp : BinExp | |
| 728 { | |
| 729 BinAssignExp(Loc loc, enum TOK op, int size, Expression *e1, Expression *e2); | |
| 730 int checkSideEffect(int flag); | |
| 731 }; | |
| 732 | |
| 733 /****************************************************************/ | |
| 734 | |
| 735 struct CompileExp : UnaExp | |
| 736 { | |
| 737 CompileExp(Loc loc, Expression *e); | |
| 738 Expression *semantic(Scope *sc); | |
| 739 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 740 }; | |
| 741 | |
| 742 struct FileExp : UnaExp | |
| 743 { | |
| 744 FileExp(Loc loc, Expression *e); | |
| 745 Expression *semantic(Scope *sc); | |
| 746 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 747 }; | |
| 748 | |
| 749 struct AssertExp : UnaExp | |
| 750 { | |
| 751 Expression *msg; | |
| 752 | |
| 753 AssertExp(Loc loc, Expression *e, Expression *msg = NULL); | |
| 754 Expression *syntaxCopy(); | |
| 755 Expression *semantic(Scope *sc); | |
| 756 Expression *interpret(InterState *istate); | |
| 757 int checkSideEffect(int flag); | |
| 758 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 759 | |
| 760 int inlineCost(InlineCostState *ics); | |
| 761 Expression *doInline(InlineDoState *ids); | |
| 762 Expression *inlineScan(InlineScanState *iss); | |
| 763 | |
| 764 elem *toElem(IRState *irs); | |
| 765 }; | |
| 766 | |
| 767 struct DotIdExp : UnaExp | |
| 768 { | |
| 769 Identifier *ident; | |
| 770 | |
| 771 DotIdExp(Loc loc, Expression *e, Identifier *ident); | |
| 772 Expression *semantic(Scope *sc); | |
| 773 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 774 void dump(int i); | |
| 775 }; | |
| 776 | |
| 777 struct DotTemplateExp : UnaExp | |
| 778 { | |
| 779 TemplateDeclaration *td; | |
| 780 | |
| 781 DotTemplateExp(Loc loc, Expression *e, TemplateDeclaration *td); | |
| 782 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 783 }; | |
| 784 | |
| 785 struct DotVarExp : UnaExp | |
| 786 { | |
| 787 Declaration *var; | |
| 788 | |
| 789 DotVarExp(Loc loc, Expression *e, Declaration *var); | |
| 790 Expression *semantic(Scope *sc); | |
| 791 Expression *toLvalue(Scope *sc, Expression *e); | |
| 792 Expression *modifiableLvalue(Scope *sc, Expression *e); | |
| 793 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 794 void dump(int indent); | |
| 795 elem *toElem(IRState *irs); | |
| 796 }; | |
| 797 | |
| 798 struct DotTemplateInstanceExp : UnaExp | |
| 799 { | |
| 800 TemplateInstance *ti; | |
| 801 | |
| 802 DotTemplateInstanceExp(Loc loc, Expression *e, TemplateInstance *ti); | |
| 803 Expression *syntaxCopy(); | |
| 804 Expression *semantic(Scope *sc); | |
| 805 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 806 void dump(int indent); | |
| 807 }; | |
| 808 | |
| 809 struct DelegateExp : UnaExp | |
| 810 { | |
| 811 FuncDeclaration *func; | |
| 812 | |
| 813 DelegateExp(Loc loc, Expression *e, FuncDeclaration *func); | |
| 814 Expression *semantic(Scope *sc); | |
| 815 MATCH implicitConvTo(Type *t); | |
| 816 Expression *castTo(Scope *sc, Type *t); | |
| 817 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 818 void dump(int indent); | |
| 819 | |
| 820 int inlineCost(InlineCostState *ics); | |
| 821 elem *toElem(IRState *irs); | |
| 822 }; | |
| 823 | |
| 824 struct DotTypeExp : UnaExp | |
| 825 { | |
| 826 Dsymbol *sym; // symbol that represents a type | |
| 827 | |
| 828 DotTypeExp(Loc loc, Expression *e, Dsymbol *sym); | |
| 829 Expression *semantic(Scope *sc); | |
| 830 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 831 elem *toElem(IRState *irs); | |
| 832 }; | |
| 833 | |
| 834 struct CallExp : UnaExp | |
| 835 { | |
| 836 Expressions *arguments; // function arguments | |
| 837 | |
| 838 CallExp(Loc loc, Expression *e, Expressions *exps); | |
| 839 CallExp(Loc loc, Expression *e); | |
| 840 CallExp(Loc loc, Expression *e, Expression *earg1); | |
| 841 CallExp(Loc loc, Expression *e, Expression *earg1, Expression *earg2); | |
| 842 | |
| 843 Expression *syntaxCopy(); | |
| 844 Expression *semantic(Scope *sc); | |
| 845 Expression *optimize(int result); | |
| 846 Expression *interpret(InterState *istate); | |
| 847 int checkSideEffect(int flag); | |
| 848 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 849 void dump(int indent); | |
| 850 elem *toElem(IRState *irs); | |
| 851 void scanForNestedRef(Scope *sc); | |
| 852 Expression *toLvalue(Scope *sc, Expression *e); | |
| 853 | |
| 854 int inlineCost(InlineCostState *ics); | |
| 855 Expression *doInline(InlineDoState *ids); | |
| 856 Expression *inlineScan(InlineScanState *iss); | |
| 857 }; | |
| 858 | |
| 859 struct AddrExp : UnaExp | |
| 860 { | |
| 861 AddrExp(Loc loc, Expression *e); | |
| 862 Expression *semantic(Scope *sc); | |
| 863 elem *toElem(IRState *irs); | |
| 864 MATCH implicitConvTo(Type *t); | |
| 865 Expression *castTo(Scope *sc, Type *t); | |
| 866 Expression *optimize(int result); | |
| 867 }; | |
| 868 | |
| 869 struct PtrExp : UnaExp | |
| 870 { | |
| 871 PtrExp(Loc loc, Expression *e); | |
| 872 PtrExp(Loc loc, Expression *e, Type *t); | |
| 873 Expression *semantic(Scope *sc); | |
| 874 Expression *toLvalue(Scope *sc, Expression *e); | |
| 875 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 876 elem *toElem(IRState *irs); | |
| 877 Expression *optimize(int result); | |
| 878 Expression *interpret(InterState *istate); | |
| 879 }; | |
| 880 | |
| 881 struct NegExp : UnaExp | |
| 882 { | |
| 883 NegExp(Loc loc, Expression *e); | |
| 884 Expression *semantic(Scope *sc); | |
| 885 Expression *optimize(int result); | |
| 886 Expression *interpret(InterState *istate); | |
| 887 | |
| 888 // For operator overloading | |
| 889 Identifier *opId(); | |
| 890 | |
| 891 elem *toElem(IRState *irs); | |
| 892 }; | |
| 893 | |
| 894 struct UAddExp : UnaExp | |
| 895 { | |
| 896 UAddExp(Loc loc, Expression *e); | |
| 897 Expression *semantic(Scope *sc); | |
| 898 | |
| 899 // For operator overloading | |
| 900 Identifier *opId(); | |
| 901 }; | |
| 902 | |
| 903 struct ComExp : UnaExp | |
| 904 { | |
| 905 ComExp(Loc loc, Expression *e); | |
| 906 Expression *semantic(Scope *sc); | |
| 907 Expression *optimize(int result); | |
| 908 Expression *interpret(InterState *istate); | |
| 909 | |
| 910 // For operator overloading | |
| 911 Identifier *opId(); | |
| 912 | |
| 913 elem *toElem(IRState *irs); | |
| 914 }; | |
| 915 | |
| 916 struct NotExp : UnaExp | |
| 917 { | |
| 918 NotExp(Loc loc, Expression *e); | |
| 919 Expression *semantic(Scope *sc); | |
| 920 Expression *optimize(int result); | |
| 921 Expression *interpret(InterState *istate); | |
| 922 int isBit(); | |
| 923 elem *toElem(IRState *irs); | |
| 924 }; | |
| 925 | |
| 926 struct BoolExp : UnaExp | |
| 927 { | |
| 928 BoolExp(Loc loc, Expression *e, Type *type); | |
| 929 Expression *semantic(Scope *sc); | |
| 930 Expression *optimize(int result); | |
| 931 Expression *interpret(InterState *istate); | |
| 932 int isBit(); | |
| 933 elem *toElem(IRState *irs); | |
| 934 }; | |
| 935 | |
| 936 struct DeleteExp : UnaExp | |
| 937 { | |
| 938 DeleteExp(Loc loc, Expression *e); | |
| 939 Expression *semantic(Scope *sc); | |
| 940 Expression *checkToBoolean(); | |
| 941 int checkSideEffect(int flag); | |
| 942 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 943 elem *toElem(IRState *irs); | |
| 944 }; | |
| 945 | |
| 946 struct CastExp : UnaExp | |
| 947 { | |
| 948 // Possible to cast to one type while painting to another type | |
| 949 Type *to; // type to cast to | |
| 950 | |
| 951 CastExp(Loc loc, Expression *e, Type *t); | |
| 952 Expression *syntaxCopy(); | |
| 953 Expression *semantic(Scope *sc); | |
| 954 Expression *optimize(int result); | |
| 955 Expression *interpret(InterState *istate); | |
| 956 int checkSideEffect(int flag); | |
| 957 void checkEscape(); | |
| 958 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 959 elem *toElem(IRState *irs); | |
| 960 | |
| 961 // For operator overloading | |
| 962 Identifier *opId(); | |
| 963 }; | |
| 964 | |
| 965 | |
| 966 struct SliceExp : UnaExp | |
| 967 { | |
| 968 Expression *upr; // NULL if implicit 0 | |
| 969 Expression *lwr; // NULL if implicit [length - 1] | |
| 970 VarDeclaration *lengthVar; | |
| 971 | |
| 972 SliceExp(Loc loc, Expression *e1, Expression *lwr, Expression *upr); | |
| 973 Expression *syntaxCopy(); | |
| 974 Expression *semantic(Scope *sc); | |
| 975 void checkEscape(); | |
| 976 Expression *toLvalue(Scope *sc, Expression *e); | |
| 977 Expression *modifiableLvalue(Scope *sc, Expression *e); | |
| 978 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 979 Expression *optimize(int result); | |
| 980 Expression *interpret(InterState *istate); | |
| 981 void dump(int indent); | |
| 982 elem *toElem(IRState *irs); | |
| 983 void scanForNestedRef(Scope *sc); | |
| 984 | |
| 985 int inlineCost(InlineCostState *ics); | |
| 986 Expression *doInline(InlineDoState *ids); | |
| 987 Expression *inlineScan(InlineScanState *iss); | |
| 988 }; | |
| 989 | |
| 990 struct ArrayLengthExp : UnaExp | |
| 991 { | |
| 992 ArrayLengthExp(Loc loc, Expression *e1); | |
| 993 Expression *semantic(Scope *sc); | |
| 994 Expression *optimize(int result); | |
| 995 Expression *interpret(InterState *istate); | |
| 996 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 997 elem *toElem(IRState *irs); | |
| 998 }; | |
| 999 | |
| 1000 // e1[a0,a1,a2,a3,...] | |
| 1001 | |
| 1002 struct ArrayExp : UnaExp | |
| 1003 { | |
| 1004 Expressions *arguments; // Array of Expression's | |
| 1005 | |
| 1006 ArrayExp(Loc loc, Expression *e1, Expressions *arguments); | |
| 1007 Expression *syntaxCopy(); | |
| 1008 Expression *semantic(Scope *sc); | |
| 1009 Expression *toLvalue(Scope *sc, Expression *e); | |
| 1010 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 1011 void scanForNestedRef(Scope *sc); | |
| 1012 | |
| 1013 // For operator overloading | |
| 1014 Identifier *opId(); | |
| 1015 | |
| 1016 int inlineCost(InlineCostState *ics); | |
| 1017 Expression *doInline(InlineDoState *ids); | |
| 1018 Expression *inlineScan(InlineScanState *iss); | |
| 1019 }; | |
| 1020 | |
| 1021 /****************************************************************/ | |
| 1022 | |
| 1023 struct DotExp : BinExp | |
| 1024 { | |
| 1025 DotExp(Loc loc, Expression *e1, Expression *e2); | |
| 1026 Expression *semantic(Scope *sc); | |
| 1027 }; | |
| 1028 | |
| 1029 struct CommaExp : BinExp | |
| 1030 { | |
| 1031 CommaExp(Loc loc, Expression *e1, Expression *e2); | |
| 1032 Expression *semantic(Scope *sc); | |
| 1033 void checkEscape(); | |
| 1034 Expression *toLvalue(Scope *sc, Expression *e); | |
| 1035 Expression *modifiableLvalue(Scope *sc, Expression *e); | |
| 1036 int isBool(int result); | |
| 1037 int checkSideEffect(int flag); | |
| 1038 Expression *optimize(int result); | |
| 1039 Expression *interpret(InterState *istate); | |
| 1040 elem *toElem(IRState *irs); | |
| 1041 }; | |
| 1042 | |
| 1043 struct IndexExp : BinExp | |
| 1044 { | |
| 1045 VarDeclaration *lengthVar; | |
| 1046 int modifiable; | |
| 1047 | |
| 1048 IndexExp(Loc loc, Expression *e1, Expression *e2); | |
| 1049 Expression *semantic(Scope *sc); | |
| 1050 Expression *toLvalue(Scope *sc, Expression *e); | |
| 1051 Expression *modifiableLvalue(Scope *sc, Expression *e); | |
| 1052 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 1053 Expression *optimize(int result); | |
| 1054 Expression *interpret(InterState *istate); | |
| 1055 Expression *doInline(InlineDoState *ids); | |
| 1056 void scanForNestedRef(Scope *sc); | |
| 1057 | |
| 1058 elem *toElem(IRState *irs); | |
| 1059 }; | |
| 1060 | |
| 1061 /* For both i++ and i-- | |
| 1062 */ | |
| 1063 struct PostExp : BinExp | |
| 1064 { | |
| 1065 PostExp(enum TOK op, Loc loc, Expression *e); | |
| 1066 Expression *semantic(Scope *sc); | |
| 1067 Expression *interpret(InterState *istate); | |
| 1068 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 1069 Identifier *opId(); // For operator overloading | |
| 1070 elem *toElem(IRState *irs); | |
| 1071 }; | |
| 1072 | |
| 1073 struct AssignExp : BinExp | |
| 1074 { int ismemset; // !=0 if setting the contents of an array | |
| 1075 | |
| 1076 AssignExp(Loc loc, Expression *e1, Expression *e2); | |
| 1077 Expression *semantic(Scope *sc); | |
| 1078 Expression *checkToBoolean(); | |
| 1079 Expression *interpret(InterState *istate); | |
| 1080 Identifier *opId(); // For operator overloading | |
| 1081 elem *toElem(IRState *irs); | |
| 1082 }; | |
| 1083 | |
| 1084 #define ASSIGNEXP(op) \ | |
| 1085 struct op##AssignExp : BinExp \ | |
| 1086 { \ | |
| 1087 op##AssignExp(Loc loc, Expression *e1, Expression *e2); \ | |
| 1088 Expression *semantic(Scope *sc); \ | |
| 1089 Expression *interpret(InterState *istate); \ | |
| 1090 \ | |
| 1091 Identifier *opId(); /* For operator overloading */ \ | |
| 1092 \ | |
| 1093 elem *toElem(IRState *irs); \ | |
| 1094 }; | |
| 1095 | |
| 1096 ASSIGNEXP(Add) | |
| 1097 ASSIGNEXP(Min) | |
| 1098 ASSIGNEXP(Cat) | |
| 1099 ASSIGNEXP(Mul) | |
| 1100 ASSIGNEXP(Div) | |
| 1101 ASSIGNEXP(Mod) | |
| 1102 ASSIGNEXP(Shl) | |
| 1103 ASSIGNEXP(Shr) | |
| 1104 ASSIGNEXP(Ushr) | |
| 1105 ASSIGNEXP(And) | |
| 1106 ASSIGNEXP(Or) | |
| 1107 ASSIGNEXP(Xor) | |
| 1108 | |
| 1109 #undef ASSIGNEXP | |
| 1110 | |
| 1111 struct AddExp : BinExp | |
| 1112 { | |
| 1113 AddExp(Loc loc, Expression *e1, Expression *e2); | |
| 1114 Expression *semantic(Scope *sc); | |
| 1115 Expression *optimize(int result); | |
| 1116 Expression *interpret(InterState *istate); | |
| 1117 | |
| 1118 // For operator overloading | |
| 1119 int isCommutative(); | |
| 1120 Identifier *opId(); | |
| 1121 Identifier *opId_r(); | |
| 1122 | |
| 1123 elem *toElem(IRState *irs); | |
| 1124 }; | |
| 1125 | |
| 1126 struct MinExp : BinExp | |
| 1127 { | |
| 1128 MinExp(Loc loc, Expression *e1, Expression *e2); | |
| 1129 Expression *semantic(Scope *sc); | |
| 1130 Expression *optimize(int result); | |
| 1131 Expression *interpret(InterState *istate); | |
| 1132 | |
| 1133 // For operator overloading | |
| 1134 Identifier *opId(); | |
| 1135 Identifier *opId_r(); | |
| 1136 | |
| 1137 elem *toElem(IRState *irs); | |
| 1138 }; | |
| 1139 | |
| 1140 struct CatExp : BinExp | |
| 1141 { | |
| 1142 CatExp(Loc loc, Expression *e1, Expression *e2); | |
| 1143 Expression *semantic(Scope *sc); | |
| 1144 Expression *optimize(int result); | |
| 1145 Expression *interpret(InterState *istate); | |
| 1146 | |
| 1147 // For operator overloading | |
| 1148 Identifier *opId(); | |
| 1149 Identifier *opId_r(); | |
| 1150 | |
| 1151 elem *toElem(IRState *irs); | |
| 1152 }; | |
| 1153 | |
| 1154 struct MulExp : BinExp | |
| 1155 { | |
| 1156 MulExp(Loc loc, Expression *e1, Expression *e2); | |
| 1157 Expression *semantic(Scope *sc); | |
| 1158 Expression *optimize(int result); | |
| 1159 Expression *interpret(InterState *istate); | |
| 1160 | |
| 1161 // For operator overloading | |
| 1162 int isCommutative(); | |
| 1163 Identifier *opId(); | |
| 1164 Identifier *opId_r(); | |
| 1165 | |
| 1166 elem *toElem(IRState *irs); | |
| 1167 }; | |
| 1168 | |
| 1169 struct DivExp : BinExp | |
| 1170 { | |
| 1171 DivExp(Loc loc, Expression *e1, Expression *e2); | |
| 1172 Expression *semantic(Scope *sc); | |
| 1173 Expression *optimize(int result); | |
| 1174 Expression *interpret(InterState *istate); | |
| 1175 | |
| 1176 // For operator overloading | |
| 1177 Identifier *opId(); | |
| 1178 Identifier *opId_r(); | |
| 1179 | |
| 1180 elem *toElem(IRState *irs); | |
| 1181 }; | |
| 1182 | |
| 1183 struct ModExp : BinExp | |
| 1184 { | |
| 1185 ModExp(Loc loc, Expression *e1, Expression *e2); | |
| 1186 Expression *semantic(Scope *sc); | |
| 1187 Expression *optimize(int result); | |
| 1188 Expression *interpret(InterState *istate); | |
| 1189 | |
| 1190 // For operator overloading | |
| 1191 Identifier *opId(); | |
| 1192 Identifier *opId_r(); | |
| 1193 | |
| 1194 elem *toElem(IRState *irs); | |
| 1195 }; | |
| 1196 | |
| 1197 struct ShlExp : BinExp | |
| 1198 { | |
| 1199 ShlExp(Loc loc, Expression *e1, Expression *e2); | |
| 1200 Expression *semantic(Scope *sc); | |
| 1201 Expression *optimize(int result); | |
| 1202 Expression *interpret(InterState *istate); | |
| 1203 | |
| 1204 // For operator overloading | |
| 1205 Identifier *opId(); | |
| 1206 Identifier *opId_r(); | |
| 1207 | |
| 1208 elem *toElem(IRState *irs); | |
| 1209 }; | |
| 1210 | |
| 1211 struct ShrExp : BinExp | |
| 1212 { | |
| 1213 ShrExp(Loc loc, Expression *e1, Expression *e2); | |
| 1214 Expression *semantic(Scope *sc); | |
| 1215 Expression *optimize(int result); | |
| 1216 Expression *interpret(InterState *istate); | |
| 1217 | |
| 1218 // For operator overloading | |
| 1219 Identifier *opId(); | |
| 1220 Identifier *opId_r(); | |
| 1221 | |
| 1222 elem *toElem(IRState *irs); | |
| 1223 }; | |
| 1224 | |
| 1225 struct UshrExp : BinExp | |
| 1226 { | |
| 1227 UshrExp(Loc loc, Expression *e1, Expression *e2); | |
| 1228 Expression *semantic(Scope *sc); | |
| 1229 Expression *optimize(int result); | |
| 1230 Expression *interpret(InterState *istate); | |
| 1231 | |
| 1232 // For operator overloading | |
| 1233 Identifier *opId(); | |
| 1234 Identifier *opId_r(); | |
| 1235 | |
| 1236 elem *toElem(IRState *irs); | |
| 1237 }; | |
| 1238 | |
| 1239 struct AndExp : BinExp | |
| 1240 { | |
| 1241 AndExp(Loc loc, Expression *e1, Expression *e2); | |
| 1242 Expression *semantic(Scope *sc); | |
| 1243 Expression *optimize(int result); | |
| 1244 Expression *interpret(InterState *istate); | |
| 1245 | |
| 1246 // For operator overloading | |
| 1247 int isCommutative(); | |
| 1248 Identifier *opId(); | |
| 1249 Identifier *opId_r(); | |
| 1250 | |
| 1251 elem *toElem(IRState *irs); | |
| 1252 }; | |
| 1253 | |
| 1254 struct OrExp : BinExp | |
| 1255 { | |
| 1256 OrExp(Loc loc, Expression *e1, Expression *e2); | |
| 1257 Expression *semantic(Scope *sc); | |
| 1258 Expression *optimize(int result); | |
| 1259 Expression *interpret(InterState *istate); | |
| 1260 | |
| 1261 // For operator overloading | |
| 1262 int isCommutative(); | |
| 1263 Identifier *opId(); | |
| 1264 Identifier *opId_r(); | |
| 1265 | |
| 1266 elem *toElem(IRState *irs); | |
| 1267 }; | |
| 1268 | |
| 1269 struct XorExp : BinExp | |
| 1270 { | |
| 1271 XorExp(Loc loc, Expression *e1, Expression *e2); | |
| 1272 Expression *semantic(Scope *sc); | |
| 1273 Expression *optimize(int result); | |
| 1274 Expression *interpret(InterState *istate); | |
| 1275 | |
| 1276 // For operator overloading | |
| 1277 int isCommutative(); | |
| 1278 Identifier *opId(); | |
| 1279 Identifier *opId_r(); | |
| 1280 | |
| 1281 elem *toElem(IRState *irs); | |
| 1282 }; | |
| 1283 | |
| 1284 struct OrOrExp : BinExp | |
| 1285 { | |
| 1286 OrOrExp(Loc loc, Expression *e1, Expression *e2); | |
| 1287 Expression *semantic(Scope *sc); | |
| 1288 Expression *checkToBoolean(); | |
| 1289 int isBit(); | |
| 1290 Expression *optimize(int result); | |
| 1291 Expression *interpret(InterState *istate); | |
| 1292 int checkSideEffect(int flag); | |
| 1293 elem *toElem(IRState *irs); | |
| 1294 }; | |
| 1295 | |
| 1296 struct AndAndExp : BinExp | |
| 1297 { | |
| 1298 AndAndExp(Loc loc, Expression *e1, Expression *e2); | |
| 1299 Expression *semantic(Scope *sc); | |
| 1300 Expression *checkToBoolean(); | |
| 1301 int isBit(); | |
| 1302 Expression *optimize(int result); | |
| 1303 Expression *interpret(InterState *istate); | |
| 1304 int checkSideEffect(int flag); | |
| 1305 elem *toElem(IRState *irs); | |
| 1306 }; | |
| 1307 | |
| 1308 struct CmpExp : BinExp | |
| 1309 { | |
| 1310 CmpExp(enum TOK op, Loc loc, Expression *e1, Expression *e2); | |
| 1311 Expression *semantic(Scope *sc); | |
| 1312 Expression *optimize(int result); | |
| 1313 Expression *interpret(InterState *istate); | |
| 1314 int isBit(); | |
| 1315 | |
| 1316 // For operator overloading | |
| 1317 int isCommutative(); | |
| 1318 Identifier *opId(); | |
| 1319 | |
| 1320 elem *toElem(IRState *irs); | |
| 1321 }; | |
| 1322 | |
| 1323 struct InExp : BinExp | |
| 1324 { | |
| 1325 InExp(Loc loc, Expression *e1, Expression *e2); | |
| 1326 Expression *semantic(Scope *sc); | |
| 1327 int isBit(); | |
| 1328 | |
| 1329 // For operator overloading | |
| 1330 Identifier *opId(); | |
| 1331 Identifier *opId_r(); | |
| 1332 | |
| 1333 elem *toElem(IRState *irs); | |
| 1334 }; | |
| 1335 | |
| 1336 struct RemoveExp : BinExp | |
| 1337 { | |
| 1338 RemoveExp(Loc loc, Expression *e1, Expression *e2); | |
| 1339 elem *toElem(IRState *irs); | |
| 1340 }; | |
| 1341 | |
| 1342 // == and != | |
| 1343 | |
| 1344 struct EqualExp : BinExp | |
| 1345 { | |
| 1346 EqualExp(enum TOK op, Loc loc, Expression *e1, Expression *e2); | |
| 1347 Expression *semantic(Scope *sc); | |
| 1348 Expression *optimize(int result); | |
| 1349 Expression *interpret(InterState *istate); | |
| 1350 int isBit(); | |
| 1351 | |
| 1352 // For operator overloading | |
| 1353 int isCommutative(); | |
| 1354 Identifier *opId(); | |
| 1355 | |
| 1356 elem *toElem(IRState *irs); | |
| 1357 }; | |
| 1358 | |
| 1359 // === and !=== | |
| 1360 | |
| 1361 struct IdentityExp : BinExp | |
| 1362 { | |
| 1363 IdentityExp(enum TOK op, Loc loc, Expression *e1, Expression *e2); | |
| 1364 Expression *semantic(Scope *sc); | |
| 1365 int isBit(); | |
| 1366 Expression *optimize(int result); | |
| 1367 Expression *interpret(InterState *istate); | |
| 1368 elem *toElem(IRState *irs); | |
| 1369 }; | |
| 1370 | |
| 1371 /****************************************************************/ | |
| 1372 | |
| 1373 struct CondExp : BinExp | |
| 1374 { | |
| 1375 Expression *econd; | |
| 1376 | |
| 1377 CondExp(Loc loc, Expression *econd, Expression *e1, Expression *e2); | |
| 1378 Expression *syntaxCopy(); | |
| 1379 Expression *semantic(Scope *sc); | |
| 1380 Expression *optimize(int result); | |
| 1381 Expression *interpret(InterState *istate); | |
| 1382 void checkEscape(); | |
| 1383 Expression *toLvalue(Scope *sc, Expression *e); | |
| 1384 Expression *modifiableLvalue(Scope *sc, Expression *e); | |
| 1385 Expression *checkToBoolean(); | |
| 1386 int checkSideEffect(int flag); | |
| 1387 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 1388 MATCH implicitConvTo(Type *t); | |
| 1389 Expression *castTo(Scope *sc, Type *t); | |
| 1390 void scanForNestedRef(Scope *sc); | |
| 1391 | |
| 1392 int inlineCost(InlineCostState *ics); | |
| 1393 Expression *doInline(InlineDoState *ids); | |
| 1394 Expression *inlineScan(InlineScanState *iss); | |
| 1395 | |
| 1396 elem *toElem(IRState *irs); | |
| 1397 }; | |
| 1398 | |
| 1399 | |
| 1400 /****************************************************************/ | |
| 1401 | |
| 1402 /* Special values used by the interpreter | |
| 1403 */ | |
| 1404 #define EXP_CANT_INTERPRET ((Expression *)1) | |
| 1405 #define EXP_CONTINUE_INTERPRET ((Expression *)2) | |
| 1406 #define EXP_BREAK_INTERPRET ((Expression *)3) | |
| 1407 #define EXP_GOTO_INTERPRET ((Expression *)4) | |
| 1408 #define EXP_VOID_INTERPRET ((Expression *)5) | |
| 1409 | |
| 1410 Expression *expType(Type *type, Expression *e); | |
| 1411 | |
| 1412 Expression *Neg(Type *type, Expression *e1); | |
| 1413 Expression *Com(Type *type, Expression *e1); | |
| 1414 Expression *Not(Type *type, Expression *e1); | |
| 1415 Expression *Bool(Type *type, Expression *e1); | |
| 1416 Expression *Cast(Type *type, Type *to, Expression *e1); | |
| 1417 Expression *ArrayLength(Type *type, Expression *e1); | |
| 1418 Expression *Ptr(Type *type, Expression *e1); | |
| 1419 | |
| 1420 Expression *Add(Type *type, Expression *e1, Expression *e2); | |
| 1421 Expression *Min(Type *type, Expression *e1, Expression *e2); | |
| 1422 Expression *Mul(Type *type, Expression *e1, Expression *e2); | |
| 1423 Expression *Div(Type *type, Expression *e1, Expression *e2); | |
| 1424 Expression *Mod(Type *type, Expression *e1, Expression *e2); | |
| 1425 Expression *Shl(Type *type, Expression *e1, Expression *e2); | |
| 1426 Expression *Shr(Type *type, Expression *e1, Expression *e2); | |
| 1427 Expression *Ushr(Type *type, Expression *e1, Expression *e2); | |
| 1428 Expression *And(Type *type, Expression *e1, Expression *e2); | |
| 1429 Expression *Or(Type *type, Expression *e1, Expression *e2); | |
| 1430 Expression *Xor(Type *type, Expression *e1, Expression *e2); | |
| 1431 Expression *Index(Type *type, Expression *e1, Expression *e2); | |
| 1432 Expression *Cat(Type *type, Expression *e1, Expression *e2); | |
| 1433 | |
| 1434 Expression *Equal(enum TOK op, Type *type, Expression *e1, Expression *e2); | |
| 1435 Expression *Cmp(enum TOK op, Type *type, Expression *e1, Expression *e2); | |
| 1436 Expression *Identity(enum TOK op, Type *type, Expression *e1, Expression *e2); | |
| 1437 | |
| 1438 Expression *Slice(Type *type, Expression *e1, Expression *lwr, Expression *upr); | |
| 1439 | |
| 1440 #endif /* DMD_EXPRESSION_H */ |