Mercurial > projects > ldc
annotate dmd/expression.h @ 1137:45d73f0a9b43
Automated merge with http://hg.dsource.org/projects/ldc
| author | Christian Kamm <kamm incasoftware de> |
|---|---|
| date | Tue, 24 Mar 2009 14:34:16 +0100 |
| parents | b30fe7e1dbb9 |
| children | 1860414bf3b7 |
| rev | line source |
|---|---|
| 159 | 1 |
| 2 // Compiler implementation of the D programming language | |
| 336 | 3 // Copyright (c) 1999-2008 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 #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 | |
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46 struct OverloadSet; |
| 159 | 47 namespace llvm |
| 48 { | |
| 49 class Constant; | |
| 50 class ConstantInt; | |
| 51 } | |
| 52 | |
| 53 enum TOK; | |
| 54 | |
| 55 // Back end | |
| 56 struct IRState; | |
| 57 struct dt_t; | |
| 58 | |
| 59 #if IN_LLVM | |
| 60 struct DValue; | |
| 61 typedef DValue elem; | |
| 62 #else | |
| 63 #ifdef IN_GCC | |
| 64 union tree_node; typedef union tree_node elem; | |
| 65 #else | |
| 66 struct elem; | |
| 67 #endif | |
| 68 #endif | |
| 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); | |
| 79 FuncDeclaration *hasThis(Scope *sc); | |
| 80 Expression *fromConstInitializer(int result, Expression *e); | |
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81 int arrayExpressionCanThrow(Expressions *exps); |
| 159 | 82 |
| 83 struct Expression : Object | |
| 84 { | |
| 85 Loc loc; // file location | |
| 86 enum TOK op; // handy to minimize use of dynamic_cast | |
| 87 Type *type; // !=NULL means that semantic() has been run | |
| 88 int size; // # of bytes in Expression so we can copy() it | |
| 89 | |
| 90 Expression(Loc loc, enum TOK op, int size); | |
| 91 Expression *copy(); | |
| 92 virtual Expression *syntaxCopy(); | |
| 93 virtual Expression *semantic(Scope *sc); | |
| 94 | |
| 95 int dyncast() { return DYNCAST_EXPRESSION; } // kludge for template.isExpression() | |
| 96 | |
| 97 void print(); | |
| 98 char *toChars(); | |
| 99 virtual void dump(int indent); | |
| 100 void error(const char *format, ...); | |
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101 void warning(const char *format, ...); |
| 159 | 102 virtual void rvalue(); |
| 103 | |
| 104 static Expression *combine(Expression *e1, Expression *e2); | |
| 105 static Expressions *arraySyntaxCopy(Expressions *exps); | |
| 106 | |
| 107 virtual integer_t toInteger(); | |
| 108 virtual uinteger_t toUInteger(); | |
| 109 virtual real_t toReal(); | |
| 110 virtual real_t toImaginary(); | |
| 111 virtual complex_t toComplex(); | |
| 112 virtual void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 113 virtual void toMangleBuffer(OutBuffer *buf); | |
| 114 virtual Expression *toLvalue(Scope *sc, Expression *e); | |
| 115 virtual Expression *modifiableLvalue(Scope *sc, Expression *e); | |
| 116 Expression *implicitCastTo(Scope *sc, Type *t); | |
| 117 virtual MATCH implicitConvTo(Type *t); | |
| 118 virtual Expression *castTo(Scope *sc, Type *t); | |
| 119 virtual void checkEscape(); | |
| 120 void checkScalar(); | |
| 121 void checkNoBool(); | |
| 122 Expression *checkIntegral(); | |
| 123 Expression *checkArithmetic(); | |
| 124 void checkDeprecated(Scope *sc, Dsymbol *s); | |
| 125 virtual Expression *checkToBoolean(); | |
| 126 Expression *checkToPointer(); | |
| 127 Expression *addressOf(Scope *sc); | |
| 128 Expression *deref(); | |
| 129 Expression *integralPromotions(Scope *sc); | |
| 130 | |
| 131 Expression *toDelegate(Scope *sc, Type *t); | |
| 132 virtual void scanForNestedRef(Scope *sc); | |
| 133 | |
| 134 virtual Expression *optimize(int result); | |
| 135 #define WANTflags 1 | |
| 136 #define WANTvalue 2 | |
| 137 #define WANTinterpret 4 | |
| 138 | |
| 139 virtual Expression *interpret(InterState *istate); | |
| 140 | |
| 141 virtual int isConst(); | |
| 142 virtual int isBool(int result); | |
| 143 virtual int isBit(); | |
| 144 virtual int checkSideEffect(int flag); | |
| 336 | 145 virtual int canThrow(); |
| 159 | 146 |
| 147 virtual int inlineCost(InlineCostState *ics); | |
| 148 virtual Expression *doInline(InlineDoState *ids); | |
| 149 virtual Expression *inlineScan(InlineScanState *iss); | |
| 150 | |
| 151 // For operator overloading | |
| 152 virtual int isCommutative(); | |
| 153 virtual Identifier *opId(); | |
| 154 virtual Identifier *opId_r(); | |
| 155 | |
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156 // For array ops |
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157 virtual void buildArrayIdent(OutBuffer *buf, Expressions *arguments); |
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parents:
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158 virtual Expression *buildArrayLoop(Arguments *fparams); |
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parents:
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diff
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159 |
| 159 | 160 // Back end |
| 161 virtual elem *toElem(IRState *irs); | |
| 162 virtual dt_t **toDt(dt_t **pdt); | |
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163 // LDC |
| 159 | 164 virtual llvm::Constant *toConstElem(IRState *irs); |
| 165 }; | |
| 166 | |
| 167 struct IntegerExp : Expression | |
| 168 { | |
| 169 integer_t value; | |
| 170 | |
| 171 IntegerExp(Loc loc, integer_t value, Type *type); | |
| 172 IntegerExp(integer_t value); | |
| 173 int equals(Object *o); | |
| 174 Expression *semantic(Scope *sc); | |
| 175 Expression *interpret(InterState *istate); | |
| 176 char *toChars(); | |
| 177 void dump(int indent); | |
| 178 integer_t toInteger(); | |
| 179 real_t toReal(); | |
| 180 real_t toImaginary(); | |
| 181 complex_t toComplex(); | |
| 182 int isConst(); | |
| 183 int isBool(int result); | |
| 184 MATCH implicitConvTo(Type *t); | |
| 185 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 186 void toMangleBuffer(OutBuffer *buf); | |
| 187 Expression *toLvalue(Scope *sc, Expression *e); | |
| 188 elem *toElem(IRState *irs); | |
| 189 dt_t **toDt(dt_t **pdt); | |
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190 // LDC |
| 159 | 191 virtual llvm::Constant *toConstElem(IRState *irs); |
| 192 }; | |
| 193 | |
| 194 struct RealExp : Expression | |
| 195 { | |
| 196 real_t value; | |
| 197 | |
| 198 RealExp(Loc loc, real_t value, Type *type); | |
| 199 int equals(Object *o); | |
| 200 Expression *semantic(Scope *sc); | |
| 201 Expression *interpret(InterState *istate); | |
| 202 char *toChars(); | |
| 203 integer_t toInteger(); | |
| 204 uinteger_t toUInteger(); | |
| 205 real_t toReal(); | |
| 206 real_t toImaginary(); | |
| 207 complex_t toComplex(); | |
| 208 Expression *castTo(Scope *sc, Type *t); | |
| 209 int isConst(); | |
| 210 int isBool(int result); | |
| 211 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 212 void toMangleBuffer(OutBuffer *buf); | |
| 213 elem *toElem(IRState *irs); | |
| 214 dt_t **toDt(dt_t **pdt); | |
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215 // LDC |
| 159 | 216 virtual llvm::Constant *toConstElem(IRState *irs); |
| 217 }; | |
| 218 | |
| 219 struct ComplexExp : Expression | |
| 220 { | |
| 221 complex_t value; | |
| 222 | |
| 223 ComplexExp(Loc loc, complex_t value, Type *type); | |
| 224 int equals(Object *o); | |
| 225 Expression *semantic(Scope *sc); | |
| 226 Expression *interpret(InterState *istate); | |
| 227 char *toChars(); | |
| 228 integer_t toInteger(); | |
| 229 uinteger_t toUInteger(); | |
| 230 real_t toReal(); | |
| 231 real_t toImaginary(); | |
| 232 complex_t toComplex(); | |
| 233 Expression *castTo(Scope *sc, Type *t); | |
| 234 int isConst(); | |
| 235 int isBool(int result); | |
| 236 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 237 void toMangleBuffer(OutBuffer *buf); | |
| 238 #ifdef _DH | |
| 239 OutBuffer hexp; | |
| 240 #endif | |
| 241 elem *toElem(IRState *irs); | |
| 242 dt_t **toDt(dt_t **pdt); | |
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243 // LDC |
| 159 | 244 virtual llvm::Constant *toConstElem(IRState *irs); |
| 245 }; | |
| 246 | |
| 247 struct IdentifierExp : Expression | |
| 248 { | |
| 249 Identifier *ident; | |
| 250 Declaration *var; | |
| 251 | |
| 252 IdentifierExp(Loc loc, Identifier *ident); | |
| 253 IdentifierExp(Loc loc, Declaration *var); | |
| 254 Expression *semantic(Scope *sc); | |
| 255 char *toChars(); | |
| 256 void dump(int indent); | |
| 257 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 258 Expression *toLvalue(Scope *sc, Expression *e); | |
| 259 }; | |
| 260 | |
| 261 struct DollarExp : IdentifierExp | |
| 262 { | |
| 263 DollarExp(Loc loc); | |
| 264 }; | |
| 265 | |
| 266 struct DsymbolExp : Expression | |
| 267 { | |
| 268 Dsymbol *s; | |
| 269 | |
| 270 DsymbolExp(Loc loc, Dsymbol *s); | |
| 271 Expression *semantic(Scope *sc); | |
| 272 char *toChars(); | |
| 273 void dump(int indent); | |
| 274 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 275 Expression *toLvalue(Scope *sc, Expression *e); | |
| 276 }; | |
| 277 | |
| 278 struct ThisExp : Expression | |
| 279 { | |
| 280 Declaration *var; | |
| 281 | |
| 282 ThisExp(Loc loc); | |
| 283 Expression *semantic(Scope *sc); | |
| 284 int isBool(int result); | |
| 285 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 286 Expression *toLvalue(Scope *sc, Expression *e); | |
| 287 void scanForNestedRef(Scope *sc); | |
| 288 | |
| 289 int inlineCost(InlineCostState *ics); | |
| 290 Expression *doInline(InlineDoState *ids); | |
| 291 //Expression *inlineScan(InlineScanState *iss); | |
| 292 | |
| 293 elem *toElem(IRState *irs); | |
| 294 }; | |
| 295 | |
| 296 struct SuperExp : ThisExp | |
| 297 { | |
| 298 SuperExp(Loc loc); | |
| 299 Expression *semantic(Scope *sc); | |
| 300 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 301 void scanForNestedRef(Scope *sc); | |
| 302 | |
| 303 int inlineCost(InlineCostState *ics); | |
| 304 Expression *doInline(InlineDoState *ids); | |
| 305 //Expression *inlineScan(InlineScanState *iss); | |
| 306 }; | |
| 307 | |
| 308 struct NullExp : Expression | |
| 309 { | |
| 310 unsigned char committed; // !=0 if type is committed | |
| 311 | |
| 312 NullExp(Loc loc); | |
| 313 Expression *semantic(Scope *sc); | |
| 314 int isBool(int result); | |
| 315 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 316 void toMangleBuffer(OutBuffer *buf); | |
| 317 MATCH implicitConvTo(Type *t); | |
| 318 Expression *castTo(Scope *sc, Type *t); | |
| 319 Expression *interpret(InterState *istate); | |
| 320 elem *toElem(IRState *irs); | |
| 321 dt_t **toDt(dt_t **pdt); | |
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322 // LDC |
| 159 | 323 virtual llvm::Constant *toConstElem(IRState *irs); |
| 324 }; | |
| 325 | |
| 326 struct StringExp : Expression | |
| 327 { | |
| 328 void *string; // char, wchar, or dchar data | |
| 329 size_t len; // number of chars, wchars, or dchars | |
| 330 unsigned char sz; // 1: char, 2: wchar, 4: dchar | |
| 331 unsigned char committed; // !=0 if type is committed | |
| 332 unsigned char postfix; // 'c', 'w', 'd' | |
| 333 | |
| 334 StringExp(Loc loc, char *s); | |
| 335 StringExp(Loc loc, void *s, size_t len); | |
| 336 StringExp(Loc loc, void *s, size_t len, unsigned char postfix); | |
| 337 //Expression *syntaxCopy(); | |
| 338 int equals(Object *o); | |
| 339 char *toChars(); | |
| 340 Expression *semantic(Scope *sc); | |
| 341 Expression *interpret(InterState *istate); | |
| 342 StringExp *toUTF8(Scope *sc); | |
| 343 MATCH implicitConvTo(Type *t); | |
| 344 Expression *castTo(Scope *sc, Type *t); | |
| 345 int compare(Object *obj); | |
| 346 int isBool(int result); | |
| 347 unsigned charAt(size_t i); | |
| 348 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 349 void toMangleBuffer(OutBuffer *buf); | |
| 350 elem *toElem(IRState *irs); | |
| 351 dt_t **toDt(dt_t **pdt); | |
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352 // LDC |
| 159 | 353 virtual llvm::Constant *toConstElem(IRState *irs); |
| 354 }; | |
| 355 | |
| 356 // Tuple | |
| 357 | |
| 358 struct TupleExp : Expression | |
| 359 { | |
| 360 Expressions *exps; | |
| 361 | |
| 362 TupleExp(Loc loc, Expressions *exps); | |
| 363 TupleExp(Loc loc, TupleDeclaration *tup); | |
| 364 Expression *syntaxCopy(); | |
| 365 int equals(Object *o); | |
| 366 Expression *semantic(Scope *sc); | |
| 367 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 368 void scanForNestedRef(Scope *sc); | |
| 369 void checkEscape(); | |
| 370 int checkSideEffect(int flag); | |
| 371 Expression *optimize(int result); | |
| 372 Expression *interpret(InterState *istate); | |
| 373 Expression *castTo(Scope *sc, Type *t); | |
| 374 elem *toElem(IRState *irs); | |
| 375 | |
| 376 int inlineCost(InlineCostState *ics); | |
| 377 Expression *doInline(InlineDoState *ids); | |
| 378 Expression *inlineScan(InlineScanState *iss); | |
| 379 }; | |
| 380 | |
| 381 struct ArrayLiteralExp : Expression | |
| 382 { | |
| 383 Expressions *elements; | |
| 384 | |
| 385 ArrayLiteralExp(Loc loc, Expressions *elements); | |
| 386 ArrayLiteralExp(Loc loc, Expression *e); | |
| 387 | |
| 388 Expression *syntaxCopy(); | |
| 389 Expression *semantic(Scope *sc); | |
| 390 int isBool(int result); | |
| 391 elem *toElem(IRState *irs); | |
| 392 int checkSideEffect(int flag); | |
| 393 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 394 void toMangleBuffer(OutBuffer *buf); | |
| 395 void scanForNestedRef(Scope *sc); | |
| 396 Expression *optimize(int result); | |
| 397 Expression *interpret(InterState *istate); | |
| 398 MATCH implicitConvTo(Type *t); | |
| 399 Expression *castTo(Scope *sc, Type *t); | |
| 400 dt_t **toDt(dt_t **pdt); | |
| 401 | |
| 402 int inlineCost(InlineCostState *ics); | |
| 403 Expression *doInline(InlineDoState *ids); | |
| 404 Expression *inlineScan(InlineScanState *iss); | |
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405 // LDC |
| 159 | 406 virtual llvm::Constant *toConstElem(IRState *irs); |
| 407 }; | |
| 408 | |
| 409 struct AssocArrayLiteralExp : Expression | |
| 410 { | |
| 411 Expressions *keys; | |
| 412 Expressions *values; | |
| 413 | |
| 414 AssocArrayLiteralExp(Loc loc, Expressions *keys, Expressions *values); | |
| 415 | |
| 416 Expression *syntaxCopy(); | |
| 417 Expression *semantic(Scope *sc); | |
| 418 int isBool(int result); | |
| 419 elem *toElem(IRState *irs); | |
| 420 int checkSideEffect(int flag); | |
| 421 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 422 void toMangleBuffer(OutBuffer *buf); | |
| 423 void scanForNestedRef(Scope *sc); | |
| 424 Expression *optimize(int result); | |
| 425 Expression *interpret(InterState *istate); | |
| 426 MATCH implicitConvTo(Type *t); | |
| 427 Expression *castTo(Scope *sc, Type *t); | |
| 428 | |
| 429 int inlineCost(InlineCostState *ics); | |
| 430 Expression *doInline(InlineDoState *ids); | |
| 431 Expression *inlineScan(InlineScanState *iss); | |
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432 // LDC |
| 159 | 433 virtual llvm::Constant *toConstElem(IRState *irs); |
| 434 }; | |
| 435 | |
| 436 struct StructLiteralExp : Expression | |
| 437 { | |
| 438 StructDeclaration *sd; // which aggregate this is for | |
| 439 Expressions *elements; // parallels sd->fields[] with | |
| 440 // NULL entries for fields to skip | |
| 441 | |
| 442 Symbol *sym; // back end symbol to initialize with literal | |
| 443 size_t soffset; // offset from start of s | |
| 444 int fillHoles; // fill alignment 'holes' with zero | |
| 445 | |
| 446 StructLiteralExp(Loc loc, StructDeclaration *sd, Expressions *elements); | |
| 447 | |
| 448 Expression *syntaxCopy(); | |
| 449 Expression *semantic(Scope *sc); | |
| 450 Expression *getField(Type *type, unsigned offset); | |
| 451 int getFieldIndex(Type *type, unsigned offset); | |
| 452 elem *toElem(IRState *irs); | |
| 453 int checkSideEffect(int flag); | |
| 454 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 455 void toMangleBuffer(OutBuffer *buf); | |
| 456 void scanForNestedRef(Scope *sc); | |
| 457 Expression *optimize(int result); | |
| 458 Expression *interpret(InterState *istate); | |
| 459 dt_t **toDt(dt_t **pdt); | |
| 460 Expression *toLvalue(Scope *sc, Expression *e); | |
| 461 | |
| 462 int inlineCost(InlineCostState *ics); | |
| 463 Expression *doInline(InlineDoState *ids); | |
| 464 Expression *inlineScan(InlineScanState *iss); | |
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465 // LDC |
| 159 | 466 virtual llvm::Constant *toConstElem(IRState *irs); |
| 467 }; | |
| 468 | |
| 469 struct TypeDotIdExp : Expression | |
| 470 { | |
| 471 Identifier *ident; | |
| 472 | |
| 473 TypeDotIdExp(Loc loc, Type *type, Identifier *ident); | |
| 474 Expression *syntaxCopy(); | |
| 475 Expression *semantic(Scope *sc); | |
| 476 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 477 elem *toElem(IRState *irs); | |
| 478 }; | |
| 479 | |
| 480 struct TypeExp : Expression | |
| 481 { | |
| 482 TypeExp(Loc loc, Type *type); | |
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483 Expression *syntaxCopy(); |
| 159 | 484 Expression *semantic(Scope *sc); |
| 485 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 486 Expression *optimize(int result); | |
| 487 elem *toElem(IRState *irs); | |
| 488 }; | |
| 489 | |
| 490 struct ScopeExp : Expression | |
| 491 { | |
| 492 ScopeDsymbol *sds; | |
| 493 | |
| 494 ScopeExp(Loc loc, ScopeDsymbol *sds); | |
| 495 Expression *syntaxCopy(); | |
| 496 Expression *semantic(Scope *sc); | |
| 497 elem *toElem(IRState *irs); | |
| 498 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 499 }; | |
| 500 | |
| 501 struct TemplateExp : Expression | |
| 502 { | |
| 503 TemplateDeclaration *td; | |
| 504 | |
| 505 TemplateExp(Loc loc, TemplateDeclaration *td); | |
| 506 void rvalue(); | |
| 507 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 508 }; | |
| 509 | |
| 510 struct NewExp : Expression | |
| 511 { | |
| 512 /* thisexp.new(newargs) newtype(arguments) | |
| 513 */ | |
| 514 Expression *thisexp; // if !NULL, 'this' for class being allocated | |
| 515 Expressions *newargs; // Array of Expression's to call new operator | |
| 516 Type *newtype; | |
| 517 Expressions *arguments; // Array of Expression's | |
| 518 | |
| 519 CtorDeclaration *member; // constructor function | |
| 520 NewDeclaration *allocator; // allocator function | |
| 521 int onstack; // allocate on stack | |
| 522 | |
| 523 NewExp(Loc loc, Expression *thisexp, Expressions *newargs, | |
| 524 Type *newtype, Expressions *arguments); | |
| 525 Expression *syntaxCopy(); | |
| 526 Expression *semantic(Scope *sc); | |
| 527 elem *toElem(IRState *irs); | |
| 528 int checkSideEffect(int flag); | |
| 529 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 530 void scanForNestedRef(Scope *sc); | |
| 531 | |
| 532 //int inlineCost(InlineCostState *ics); | |
| 533 Expression *doInline(InlineDoState *ids); | |
| 534 //Expression *inlineScan(InlineScanState *iss); | |
| 535 }; | |
| 536 | |
| 537 struct NewAnonClassExp : Expression | |
| 538 { | |
| 539 /* thisexp.new(newargs) class baseclasses { } (arguments) | |
| 540 */ | |
| 541 Expression *thisexp; // if !NULL, 'this' for class being allocated | |
| 542 Expressions *newargs; // Array of Expression's to call new operator | |
| 543 ClassDeclaration *cd; // class being instantiated | |
| 544 Expressions *arguments; // Array of Expression's to call class constructor | |
| 545 | |
| 546 NewAnonClassExp(Loc loc, Expression *thisexp, Expressions *newargs, | |
| 547 ClassDeclaration *cd, Expressions *arguments); | |
| 548 Expression *syntaxCopy(); | |
| 549 Expression *semantic(Scope *sc); | |
| 550 int checkSideEffect(int flag); | |
| 551 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 552 }; | |
| 553 | |
| 554 // Offset from symbol | |
| 555 | |
| 556 struct SymOffExp : Expression | |
| 557 { | |
| 558 Declaration *var; | |
| 559 unsigned offset; | |
| 560 | |
| 561 SymOffExp(Loc loc, Declaration *var, unsigned offset); | |
| 562 Expression *semantic(Scope *sc); | |
| 563 void checkEscape(); | |
| 564 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 565 int isConst(); | |
| 566 int isBool(int result); | |
| 567 Expression *doInline(InlineDoState *ids); | |
| 568 MATCH implicitConvTo(Type *t); | |
| 569 Expression *castTo(Scope *sc, Type *t); | |
| 570 void scanForNestedRef(Scope *sc); | |
| 571 | |
| 572 elem *toElem(IRState *irs); | |
| 573 dt_t **toDt(dt_t **pdt); | |
| 574 }; | |
| 575 | |
| 576 // Variable | |
| 577 | |
| 578 struct VarExp : Expression | |
| 579 { | |
| 580 Declaration *var; | |
| 581 | |
| 582 VarExp(Loc loc, Declaration *var); | |
| 583 int equals(Object *o); | |
| 584 Expression *semantic(Scope *sc); | |
| 585 Expression *optimize(int result); | |
| 586 Expression *interpret(InterState *istate); | |
| 587 void dump(int indent); | |
| 588 char *toChars(); | |
| 589 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 590 void checkEscape(); | |
| 591 Expression *toLvalue(Scope *sc, Expression *e); | |
| 592 Expression *modifiableLvalue(Scope *sc, Expression *e); | |
| 593 elem *toElem(IRState *irs); | |
| 594 dt_t **toDt(dt_t **pdt); | |
| 595 void scanForNestedRef(Scope *sc); | |
| 596 | |
| 597 int inlineCost(InlineCostState *ics); | |
| 598 Expression *doInline(InlineDoState *ids); | |
| 599 //Expression *inlineScan(InlineScanState *iss); | |
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600 // LDC |
| 159 | 601 virtual llvm::Constant *toConstElem(IRState *irs); |
| 602 }; | |
| 603 | |
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604 #if DMDV2 |
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605 // Overload Set |
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606 |
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607 struct OverExp : Expression |
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608 { |
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609 OverloadSet *vars; |
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610 |
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611 OverExp(OverloadSet *s); |
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612 int isLvalue(); |
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613 Expression *toLvalue(Scope *sc, Expression *e); |
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614 }; |
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615 #endif |
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616 |
| 159 | 617 // Function/Delegate literal |
| 618 | |
| 619 struct FuncExp : Expression | |
| 620 { | |
| 621 FuncLiteralDeclaration *fd; | |
| 622 | |
| 623 FuncExp(Loc loc, FuncLiteralDeclaration *fd); | |
| 624 Expression *syntaxCopy(); | |
| 625 Expression *semantic(Scope *sc); | |
| 626 void scanForNestedRef(Scope *sc); | |
| 627 char *toChars(); | |
| 628 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 629 elem *toElem(IRState *irs); | |
| 630 | |
| 631 int inlineCost(InlineCostState *ics); | |
| 632 //Expression *doInline(InlineDoState *ids); | |
| 633 //Expression *inlineScan(InlineScanState *iss); | |
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634 |
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635 // LDC |
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636 virtual llvm::Constant *toConstElem(IRState *irs); |
| 159 | 637 }; |
| 638 | |
| 639 // Declaration of a symbol | |
| 640 | |
| 641 struct DeclarationExp : Expression | |
| 642 { | |
| 643 Dsymbol *declaration; | |
| 644 | |
| 645 DeclarationExp(Loc loc, Dsymbol *declaration); | |
| 646 Expression *syntaxCopy(); | |
| 647 Expression *semantic(Scope *sc); | |
| 648 Expression *interpret(InterState *istate); | |
| 649 int checkSideEffect(int flag); | |
| 650 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 651 elem *toElem(IRState *irs); | |
| 652 void scanForNestedRef(Scope *sc); | |
| 653 | |
| 654 int inlineCost(InlineCostState *ics); | |
| 655 Expression *doInline(InlineDoState *ids); | |
| 656 Expression *inlineScan(InlineScanState *iss); | |
| 657 }; | |
| 658 | |
| 659 struct TypeidExp : Expression | |
| 660 { | |
| 661 Type *typeidType; | |
| 662 | |
| 663 TypeidExp(Loc loc, Type *typeidType); | |
| 664 Expression *syntaxCopy(); | |
| 665 Expression *semantic(Scope *sc); | |
| 666 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 667 }; | |
| 668 | |
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669 #if DMDV2 |
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670 struct TraitsExp : Expression |
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671 { |
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672 Identifier *ident; |
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673 Objects *args; |
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674 |
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675 TraitsExp(Loc loc, Identifier *ident, Objects *args); |
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676 Expression *syntaxCopy(); |
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677 Expression *semantic(Scope *sc); |
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678 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); |
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679 }; |
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680 #endif |
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681 |
| 159 | 682 struct HaltExp : Expression |
| 683 { | |
| 684 HaltExp(Loc loc); | |
| 685 Expression *semantic(Scope *sc); | |
| 686 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 687 int checkSideEffect(int flag); | |
| 688 | |
| 689 elem *toElem(IRState *irs); | |
| 690 }; | |
| 691 | |
| 692 struct IsExp : Expression | |
| 693 { | |
| 694 /* is(targ id tok tspec) | |
| 695 * is(targ id == tok2) | |
| 696 */ | |
| 697 Type *targ; | |
| 698 Identifier *id; // can be NULL | |
| 699 enum TOK tok; // ':' or '==' | |
| 700 Type *tspec; // can be NULL | |
| 701 enum TOK tok2; // 'struct', 'union', 'typedef', etc. | |
| 702 | |
| 703 IsExp(Loc loc, Type *targ, Identifier *id, enum TOK tok, Type *tspec, enum TOK tok2); | |
| 704 Expression *syntaxCopy(); | |
| 705 Expression *semantic(Scope *sc); | |
| 706 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 707 }; | |
| 708 | |
| 709 /****************************************************************/ | |
| 710 | |
| 711 struct UnaExp : Expression | |
| 712 { | |
| 713 Expression *e1; | |
| 714 | |
| 715 UnaExp(Loc loc, enum TOK op, int size, Expression *e1); | |
| 716 Expression *syntaxCopy(); | |
| 717 Expression *semantic(Scope *sc); | |
| 718 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 719 Expression *optimize(int result); | |
| 720 void dump(int indent); | |
| 721 void scanForNestedRef(Scope *sc); | |
| 722 Expression *interpretCommon(InterState *istate, Expression *(*fp)(Type *, Expression *)); | |
| 723 | |
| 724 int inlineCost(InlineCostState *ics); | |
| 725 Expression *doInline(InlineDoState *ids); | |
| 726 Expression *inlineScan(InlineScanState *iss); | |
| 727 | |
| 728 Expression *op_overload(Scope *sc); // doesn't need to be virtual | |
| 729 }; | |
| 730 | |
| 731 struct BinExp : Expression | |
| 732 { | |
| 733 Expression *e1; | |
| 734 Expression *e2; | |
| 735 | |
| 736 BinExp(Loc loc, enum TOK op, int size, Expression *e1, Expression *e2); | |
| 737 Expression *syntaxCopy(); | |
| 738 Expression *semantic(Scope *sc); | |
| 739 Expression *semanticp(Scope *sc); | |
| 740 Expression *commonSemanticAssign(Scope *sc); | |
| 741 Expression *commonSemanticAssignIntegral(Scope *sc); | |
| 742 int checkSideEffect(int flag); | |
| 743 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 744 Expression *scaleFactor(Scope *sc); | |
| 745 Expression *typeCombine(Scope *sc); | |
| 746 Expression *optimize(int result); | |
| 747 int isunsigned(); | |
| 748 void incompatibleTypes(); | |
| 749 void dump(int indent); | |
| 750 void scanForNestedRef(Scope *sc); | |
| 751 Expression *interpretCommon(InterState *istate, Expression *(*fp)(Type *, Expression *, Expression *)); | |
| 752 Expression *interpretCommon2(InterState *istate, Expression *(*fp)(TOK, Type *, Expression *, Expression *)); | |
| 753 Expression *interpretAssignCommon(InterState *istate, Expression *(*fp)(Type *, Expression *, Expression *), int post = 0); | |
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754 Expression *arrayOp(Scope *sc); |
| 159 | 755 |
| 756 int inlineCost(InlineCostState *ics); | |
| 757 Expression *doInline(InlineDoState *ids); | |
| 758 Expression *inlineScan(InlineScanState *iss); | |
| 759 | |
| 760 Expression *op_overload(Scope *sc); | |
| 761 | |
| 762 elem *toElemBin(IRState *irs, int op); | |
| 763 }; | |
| 764 | |
| 765 struct BinAssignExp : BinExp | |
| 766 { | |
| 767 BinAssignExp(Loc loc, enum TOK op, int size, Expression *e1, Expression *e2); | |
| 768 int checkSideEffect(int flag); | |
| 769 }; | |
| 770 | |
| 771 /****************************************************************/ | |
| 772 | |
| 773 struct CompileExp : UnaExp | |
| 774 { | |
| 775 CompileExp(Loc loc, Expression *e); | |
| 776 Expression *semantic(Scope *sc); | |
| 777 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 778 }; | |
| 779 | |
| 780 struct FileExp : UnaExp | |
| 781 { | |
| 782 FileExp(Loc loc, Expression *e); | |
| 783 Expression *semantic(Scope *sc); | |
| 784 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 785 }; | |
| 786 | |
| 787 struct AssertExp : UnaExp | |
| 788 { | |
| 789 Expression *msg; | |
| 790 | |
| 791 AssertExp(Loc loc, Expression *e, Expression *msg = NULL); | |
| 792 Expression *syntaxCopy(); | |
| 793 Expression *semantic(Scope *sc); | |
| 794 Expression *interpret(InterState *istate); | |
| 795 int checkSideEffect(int flag); | |
| 796 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 797 | |
| 798 int inlineCost(InlineCostState *ics); | |
| 799 Expression *doInline(InlineDoState *ids); | |
| 800 Expression *inlineScan(InlineScanState *iss); | |
| 801 | |
| 802 elem *toElem(IRState *irs); | |
| 803 }; | |
| 804 | |
| 805 struct DotIdExp : UnaExp | |
| 806 { | |
| 807 Identifier *ident; | |
| 808 | |
| 809 DotIdExp(Loc loc, Expression *e, Identifier *ident); | |
| 810 Expression *semantic(Scope *sc); | |
| 811 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 812 void dump(int i); | |
| 813 }; | |
| 814 | |
| 815 struct DotTemplateExp : UnaExp | |
| 816 { | |
| 817 TemplateDeclaration *td; | |
| 818 | |
| 819 DotTemplateExp(Loc loc, Expression *e, TemplateDeclaration *td); | |
| 820 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 821 }; | |
| 822 | |
| 823 struct DotVarExp : UnaExp | |
| 824 { | |
| 825 Declaration *var; | |
| 826 | |
| 827 DotVarExp(Loc loc, Expression *e, Declaration *var); | |
| 828 Expression *semantic(Scope *sc); | |
| 829 Expression *toLvalue(Scope *sc, Expression *e); | |
| 830 Expression *modifiableLvalue(Scope *sc, Expression *e); | |
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831 Expression *optimize(int result); |
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832 Expression *interpret(InterState *istate); |
| 159 | 833 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); |
| 834 void dump(int indent); | |
| 835 elem *toElem(IRState *irs); | |
| 836 }; | |
| 837 | |
| 838 struct DotTemplateInstanceExp : UnaExp | |
| 839 { | |
| 840 TemplateInstance *ti; | |
| 841 | |
| 842 DotTemplateInstanceExp(Loc loc, Expression *e, TemplateInstance *ti); | |
| 843 Expression *syntaxCopy(); | |
| 844 Expression *semantic(Scope *sc); | |
| 845 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 846 void dump(int indent); | |
| 847 }; | |
| 848 | |
| 849 struct DelegateExp : UnaExp | |
| 850 { | |
| 851 FuncDeclaration *func; | |
| 852 | |
| 853 DelegateExp(Loc loc, Expression *e, FuncDeclaration *func); | |
| 854 Expression *semantic(Scope *sc); | |
| 855 MATCH implicitConvTo(Type *t); | |
| 856 Expression *castTo(Scope *sc, Type *t); | |
| 857 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 858 void dump(int indent); | |
| 859 | |
| 860 int inlineCost(InlineCostState *ics); | |
| 861 elem *toElem(IRState *irs); | |
| 862 }; | |
| 863 | |
| 864 struct DotTypeExp : UnaExp | |
| 865 { | |
| 866 Dsymbol *sym; // symbol that represents a type | |
| 867 | |
| 868 DotTypeExp(Loc loc, Expression *e, Dsymbol *sym); | |
| 869 Expression *semantic(Scope *sc); | |
| 870 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 871 elem *toElem(IRState *irs); | |
| 872 }; | |
| 873 | |
| 874 struct CallExp : UnaExp | |
| 875 { | |
| 876 Expressions *arguments; // function arguments | |
| 877 | |
| 878 CallExp(Loc loc, Expression *e, Expressions *exps); | |
| 879 CallExp(Loc loc, Expression *e); | |
| 880 CallExp(Loc loc, Expression *e, Expression *earg1); | |
| 881 CallExp(Loc loc, Expression *e, Expression *earg1, Expression *earg2); | |
| 882 | |
| 883 Expression *syntaxCopy(); | |
| 884 Expression *semantic(Scope *sc); | |
| 885 Expression *optimize(int result); | |
| 886 Expression *interpret(InterState *istate); | |
| 887 int checkSideEffect(int flag); | |
| 888 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 889 void dump(int indent); | |
| 890 elem *toElem(IRState *irs); | |
| 891 void scanForNestedRef(Scope *sc); | |
| 892 Expression *toLvalue(Scope *sc, Expression *e); | |
| 893 | |
| 894 int inlineCost(InlineCostState *ics); | |
| 895 Expression *doInline(InlineDoState *ids); | |
| 896 Expression *inlineScan(InlineScanState *iss); | |
| 897 }; | |
| 898 | |
| 899 struct AddrExp : UnaExp | |
| 900 { | |
| 901 AddrExp(Loc loc, Expression *e); | |
| 902 Expression *semantic(Scope *sc); | |
| 903 elem *toElem(IRState *irs); | |
| 904 MATCH implicitConvTo(Type *t); | |
| 905 Expression *castTo(Scope *sc, Type *t); | |
| 906 Expression *optimize(int result); | |
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907 // LDC |
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908 virtual llvm::Constant *toConstElem(IRState *irs); |
| 159 | 909 }; |
| 910 | |
| 911 struct PtrExp : UnaExp | |
| 912 { | |
| 913 PtrExp(Loc loc, Expression *e); | |
| 914 PtrExp(Loc loc, Expression *e, Type *t); | |
| 915 Expression *semantic(Scope *sc); | |
| 916 Expression *toLvalue(Scope *sc, Expression *e); | |
| 917 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 918 elem *toElem(IRState *irs); | |
| 919 Expression *optimize(int result); | |
| 920 Expression *interpret(InterState *istate); | |
| 921 }; | |
| 922 | |
| 923 struct NegExp : UnaExp | |
| 924 { | |
| 925 NegExp(Loc loc, Expression *e); | |
| 926 Expression *semantic(Scope *sc); | |
| 927 Expression *optimize(int result); | |
| 928 Expression *interpret(InterState *istate); | |
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929 void buildArrayIdent(OutBuffer *buf, Expressions *arguments); |
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930 Expression *buildArrayLoop(Arguments *fparams); |
| 159 | 931 |
| 932 // For operator overloading | |
| 933 Identifier *opId(); | |
| 934 | |
| 935 elem *toElem(IRState *irs); | |
| 936 }; | |
| 937 | |
| 938 struct UAddExp : UnaExp | |
| 939 { | |
| 940 UAddExp(Loc loc, Expression *e); | |
| 941 Expression *semantic(Scope *sc); | |
| 942 | |
| 943 // For operator overloading | |
| 944 Identifier *opId(); | |
| 945 }; | |
| 946 | |
| 947 struct ComExp : UnaExp | |
| 948 { | |
| 949 ComExp(Loc loc, Expression *e); | |
| 950 Expression *semantic(Scope *sc); | |
| 951 Expression *optimize(int result); | |
| 952 Expression *interpret(InterState *istate); | |
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953 void buildArrayIdent(OutBuffer *buf, Expressions *arguments); |
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954 Expression *buildArrayLoop(Arguments *fparams); |
| 159 | 955 |
| 956 // For operator overloading | |
| 957 Identifier *opId(); | |
| 958 | |
| 959 elem *toElem(IRState *irs); | |
| 960 }; | |
| 961 | |
| 962 struct NotExp : UnaExp | |
| 963 { | |
| 964 NotExp(Loc loc, Expression *e); | |
| 965 Expression *semantic(Scope *sc); | |
| 966 Expression *optimize(int result); | |
| 967 Expression *interpret(InterState *istate); | |
| 968 int isBit(); | |
| 969 elem *toElem(IRState *irs); | |
| 970 }; | |
| 971 | |
| 972 struct BoolExp : UnaExp | |
| 973 { | |
| 974 BoolExp(Loc loc, Expression *e, Type *type); | |
| 975 Expression *semantic(Scope *sc); | |
| 976 Expression *optimize(int result); | |
| 977 Expression *interpret(InterState *istate); | |
| 978 int isBit(); | |
| 979 elem *toElem(IRState *irs); | |
| 980 }; | |
| 981 | |
| 982 struct DeleteExp : UnaExp | |
| 983 { | |
| 984 DeleteExp(Loc loc, Expression *e); | |
| 985 Expression *semantic(Scope *sc); | |
| 986 Expression *checkToBoolean(); | |
| 987 int checkSideEffect(int flag); | |
| 988 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 989 elem *toElem(IRState *irs); | |
| 990 }; | |
| 991 | |
| 992 struct CastExp : UnaExp | |
| 993 { | |
| 994 // Possible to cast to one type while painting to another type | |
| 995 Type *to; // type to cast to | |
| 996 | |
| 997 CastExp(Loc loc, Expression *e, Type *t); | |
| 998 Expression *syntaxCopy(); | |
| 999 Expression *semantic(Scope *sc); | |
| 1000 Expression *optimize(int result); | |
| 1001 Expression *interpret(InterState *istate); | |
| 1002 int checkSideEffect(int flag); | |
| 1003 void checkEscape(); | |
| 1004 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 1005 elem *toElem(IRState *irs); | |
| 1006 | |
| 1007 // For operator overloading | |
| 1008 Identifier *opId(); | |
|
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1009 |
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1010 // LDC |
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1011 virtual llvm::Constant *toConstElem(IRState *irs); |
| 159 | 1012 }; |
| 1013 | |
| 1014 | |
| 1015 struct SliceExp : UnaExp | |
| 1016 { | |
| 1017 Expression *upr; // NULL if implicit 0 | |
| 1018 Expression *lwr; // NULL if implicit [length - 1] | |
| 1019 VarDeclaration *lengthVar; | |
| 1020 | |
| 1021 SliceExp(Loc loc, Expression *e1, Expression *lwr, Expression *upr); | |
| 1022 Expression *syntaxCopy(); | |
| 1023 Expression *semantic(Scope *sc); | |
| 1024 void checkEscape(); | |
| 1025 Expression *toLvalue(Scope *sc, Expression *e); | |
| 1026 Expression *modifiableLvalue(Scope *sc, Expression *e); | |
| 1027 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 1028 Expression *optimize(int result); | |
| 1029 Expression *interpret(InterState *istate); | |
| 1030 void dump(int indent); | |
| 1031 elem *toElem(IRState *irs); | |
| 1032 void scanForNestedRef(Scope *sc); | |
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1033 void buildArrayIdent(OutBuffer *buf, Expressions *arguments); |
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1034 Expression *buildArrayLoop(Arguments *fparams); |
| 159 | 1035 |
| 1036 int inlineCost(InlineCostState *ics); | |
| 1037 Expression *doInline(InlineDoState *ids); | |
| 1038 Expression *inlineScan(InlineScanState *iss); | |
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1039 |
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1040 // LDC |
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1041 virtual llvm::Constant *toConstElem(IRState *irs); |
| 159 | 1042 }; |
| 1043 | |
| 1044 struct ArrayLengthExp : UnaExp | |
| 1045 { | |
| 1046 ArrayLengthExp(Loc loc, Expression *e1); | |
| 1047 Expression *semantic(Scope *sc); | |
| 1048 Expression *optimize(int result); | |
| 1049 Expression *interpret(InterState *istate); | |
| 1050 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 1051 elem *toElem(IRState *irs); | |
| 1052 }; | |
| 1053 | |
| 1054 // e1[a0,a1,a2,a3,...] | |
| 1055 | |
| 1056 struct ArrayExp : UnaExp | |
| 1057 { | |
| 1058 Expressions *arguments; // Array of Expression's | |
| 1059 | |
| 1060 ArrayExp(Loc loc, Expression *e1, Expressions *arguments); | |
| 1061 Expression *syntaxCopy(); | |
| 1062 Expression *semantic(Scope *sc); | |
| 1063 Expression *toLvalue(Scope *sc, Expression *e); | |
| 1064 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 1065 void scanForNestedRef(Scope *sc); | |
| 1066 | |
| 1067 // For operator overloading | |
| 1068 Identifier *opId(); | |
| 1069 | |
| 1070 int inlineCost(InlineCostState *ics); | |
| 1071 Expression *doInline(InlineDoState *ids); | |
| 1072 Expression *inlineScan(InlineScanState *iss); | |
| 1073 }; | |
| 1074 | |
| 1075 /****************************************************************/ | |
| 1076 | |
| 1077 struct DotExp : BinExp | |
| 1078 { | |
| 1079 DotExp(Loc loc, Expression *e1, Expression *e2); | |
| 1080 Expression *semantic(Scope *sc); | |
| 1081 }; | |
| 1082 | |
| 1083 struct CommaExp : BinExp | |
| 1084 { | |
| 1085 CommaExp(Loc loc, Expression *e1, Expression *e2); | |
| 1086 Expression *semantic(Scope *sc); | |
| 1087 void checkEscape(); | |
| 1088 Expression *toLvalue(Scope *sc, Expression *e); | |
| 1089 Expression *modifiableLvalue(Scope *sc, Expression *e); | |
| 1090 int isBool(int result); | |
| 1091 int checkSideEffect(int flag); | |
| 1092 Expression *optimize(int result); | |
| 1093 Expression *interpret(InterState *istate); | |
| 1094 elem *toElem(IRState *irs); | |
| 1095 }; | |
| 1096 | |
| 1097 struct IndexExp : BinExp | |
| 1098 { | |
| 1099 VarDeclaration *lengthVar; | |
| 1100 int modifiable; | |
| 1101 | |
| 1102 IndexExp(Loc loc, Expression *e1, Expression *e2); | |
| 1103 Expression *semantic(Scope *sc); | |
| 1104 Expression *toLvalue(Scope *sc, Expression *e); | |
| 1105 Expression *modifiableLvalue(Scope *sc, Expression *e); | |
| 1106 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 1107 Expression *optimize(int result); | |
| 1108 Expression *interpret(InterState *istate); | |
| 1109 Expression *doInline(InlineDoState *ids); | |
| 1110 void scanForNestedRef(Scope *sc); | |
| 1111 | |
| 1112 elem *toElem(IRState *irs); | |
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1113 // LDC |
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1114 virtual llvm::Constant *toConstElem(IRState *irs); |
| 159 | 1115 }; |
| 1116 | |
| 1117 /* For both i++ and i-- | |
| 1118 */ | |
| 1119 struct PostExp : BinExp | |
| 1120 { | |
| 1121 PostExp(enum TOK op, Loc loc, Expression *e); | |
| 1122 Expression *semantic(Scope *sc); | |
| 1123 Expression *interpret(InterState *istate); | |
| 1124 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 1125 Identifier *opId(); // For operator overloading | |
| 1126 elem *toElem(IRState *irs); | |
| 1127 }; | |
| 1128 | |
| 1129 struct AssignExp : BinExp | |
| 1130 { int ismemset; // !=0 if setting the contents of an array | |
| 1131 | |
| 1132 AssignExp(Loc loc, Expression *e1, Expression *e2); | |
| 1133 Expression *semantic(Scope *sc); | |
| 1134 Expression *checkToBoolean(); | |
| 1135 Expression *interpret(InterState *istate); | |
| 1136 Identifier *opId(); // For operator overloading | |
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1137 void buildArrayIdent(OutBuffer *buf, Expressions *arguments); |
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1138 Expression *buildArrayLoop(Arguments *fparams); |
| 159 | 1139 elem *toElem(IRState *irs); |
| 1140 }; | |
| 1141 | |
| 1142 #define ASSIGNEXP(op) \ | |
| 1143 struct op##AssignExp : BinExp \ | |
| 1144 { \ | |
| 1145 op##AssignExp(Loc loc, Expression *e1, Expression *e2); \ | |
| 1146 Expression *semantic(Scope *sc); \ | |
| 1147 Expression *interpret(InterState *istate); \ | |
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1148 X(void buildArrayIdent(OutBuffer *buf, Expressions *arguments);) \ |
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1149 X(Expression *buildArrayLoop(Arguments *fparams);) \ |
| 159 | 1150 \ |
| 1151 Identifier *opId(); /* For operator overloading */ \ | |
| 1152 \ | |
| 1153 elem *toElem(IRState *irs); \ | |
| 1154 }; | |
| 1155 | |
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1156 #define X(a) a |
| 159 | 1157 ASSIGNEXP(Add) |
| 1158 ASSIGNEXP(Min) | |
| 1159 ASSIGNEXP(Mul) | |
| 1160 ASSIGNEXP(Div) | |
| 1161 ASSIGNEXP(Mod) | |
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1162 ASSIGNEXP(And) |
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1163 ASSIGNEXP(Or) |
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1164 ASSIGNEXP(Xor) |
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1165 #undef X |
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1166 |
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1167 #define X(a) |
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1168 |
| 159 | 1169 ASSIGNEXP(Shl) |
| 1170 ASSIGNEXP(Shr) | |
| 1171 ASSIGNEXP(Ushr) | |
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1172 ASSIGNEXP(Cat) |
| 159 | 1173 |
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1174 #undef X |
| 159 | 1175 #undef ASSIGNEXP |
| 1176 | |
| 1177 struct AddExp : BinExp | |
| 1178 { | |
| 1179 AddExp(Loc loc, Expression *e1, Expression *e2); | |
| 1180 Expression *semantic(Scope *sc); | |
| 1181 Expression *optimize(int result); | |
| 1182 Expression *interpret(InterState *istate); | |
|
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1183 void buildArrayIdent(OutBuffer *buf, Expressions *arguments); |
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1184 Expression *buildArrayLoop(Arguments *fparams); |
| 159 | 1185 |
| 1186 // For operator overloading | |
| 1187 int isCommutative(); | |
| 1188 Identifier *opId(); | |
| 1189 Identifier *opId_r(); | |
| 1190 | |
| 1191 elem *toElem(IRState *irs); | |
| 1192 }; | |
| 1193 | |
| 1194 struct MinExp : BinExp | |
| 1195 { | |
| 1196 MinExp(Loc loc, Expression *e1, Expression *e2); | |
| 1197 Expression *semantic(Scope *sc); | |
| 1198 Expression *optimize(int result); | |
| 1199 Expression *interpret(InterState *istate); | |
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1200 void buildArrayIdent(OutBuffer *buf, Expressions *arguments); |
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1201 Expression *buildArrayLoop(Arguments *fparams); |
| 159 | 1202 |
| 1203 // For operator overloading | |
| 1204 Identifier *opId(); | |
| 1205 Identifier *opId_r(); | |
| 1206 | |
| 1207 elem *toElem(IRState *irs); | |
| 1208 }; | |
| 1209 | |
| 1210 struct CatExp : BinExp | |
| 1211 { | |
| 1212 CatExp(Loc loc, Expression *e1, Expression *e2); | |
| 1213 Expression *semantic(Scope *sc); | |
| 1214 Expression *optimize(int result); | |
| 1215 Expression *interpret(InterState *istate); | |
| 1216 | |
| 1217 // For operator overloading | |
| 1218 Identifier *opId(); | |
| 1219 Identifier *opId_r(); | |
| 1220 | |
| 1221 elem *toElem(IRState *irs); | |
| 1222 }; | |
| 1223 | |
| 1224 struct MulExp : BinExp | |
| 1225 { | |
| 1226 MulExp(Loc loc, Expression *e1, Expression *e2); | |
| 1227 Expression *semantic(Scope *sc); | |
| 1228 Expression *optimize(int result); | |
| 1229 Expression *interpret(InterState *istate); | |
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1230 void buildArrayIdent(OutBuffer *buf, Expressions *arguments); |
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1231 Expression *buildArrayLoop(Arguments *fparams); |
| 159 | 1232 |
| 1233 // For operator overloading | |
| 1234 int isCommutative(); | |
| 1235 Identifier *opId(); | |
| 1236 Identifier *opId_r(); | |
| 1237 | |
| 1238 elem *toElem(IRState *irs); | |
| 1239 }; | |
| 1240 | |
| 1241 struct DivExp : BinExp | |
| 1242 { | |
| 1243 DivExp(Loc loc, Expression *e1, Expression *e2); | |
| 1244 Expression *semantic(Scope *sc); | |
| 1245 Expression *optimize(int result); | |
| 1246 Expression *interpret(InterState *istate); | |
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1247 void buildArrayIdent(OutBuffer *buf, Expressions *arguments); |
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1248 Expression *buildArrayLoop(Arguments *fparams); |
| 159 | 1249 |
| 1250 // For operator overloading | |
| 1251 Identifier *opId(); | |
| 1252 Identifier *opId_r(); | |
| 1253 | |
| 1254 elem *toElem(IRState *irs); | |
| 1255 }; | |
| 1256 | |
| 1257 struct ModExp : BinExp | |
| 1258 { | |
| 1259 ModExp(Loc loc, Expression *e1, Expression *e2); | |
| 1260 Expression *semantic(Scope *sc); | |
| 1261 Expression *optimize(int result); | |
| 1262 Expression *interpret(InterState *istate); | |
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1263 void buildArrayIdent(OutBuffer *buf, Expressions *arguments); |
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1264 Expression *buildArrayLoop(Arguments *fparams); |
| 159 | 1265 |
| 1266 // For operator overloading | |
| 1267 Identifier *opId(); | |
| 1268 Identifier *opId_r(); | |
| 1269 | |
| 1270 elem *toElem(IRState *irs); | |
| 1271 }; | |
| 1272 | |
| 1273 struct ShlExp : BinExp | |
| 1274 { | |
| 1275 ShlExp(Loc loc, Expression *e1, Expression *e2); | |
| 1276 Expression *semantic(Scope *sc); | |
| 1277 Expression *optimize(int result); | |
| 1278 Expression *interpret(InterState *istate); | |
| 1279 | |
| 1280 // For operator overloading | |
| 1281 Identifier *opId(); | |
| 1282 Identifier *opId_r(); | |
| 1283 | |
| 1284 elem *toElem(IRState *irs); | |
| 1285 }; | |
| 1286 | |
| 1287 struct ShrExp : BinExp | |
| 1288 { | |
| 1289 ShrExp(Loc loc, Expression *e1, Expression *e2); | |
| 1290 Expression *semantic(Scope *sc); | |
| 1291 Expression *optimize(int result); | |
| 1292 Expression *interpret(InterState *istate); | |
| 1293 | |
| 1294 // For operator overloading | |
| 1295 Identifier *opId(); | |
| 1296 Identifier *opId_r(); | |
| 1297 | |
| 1298 elem *toElem(IRState *irs); | |
| 1299 }; | |
| 1300 | |
| 1301 struct UshrExp : BinExp | |
| 1302 { | |
| 1303 UshrExp(Loc loc, Expression *e1, Expression *e2); | |
| 1304 Expression *semantic(Scope *sc); | |
| 1305 Expression *optimize(int result); | |
| 1306 Expression *interpret(InterState *istate); | |
| 1307 | |
| 1308 // For operator overloading | |
| 1309 Identifier *opId(); | |
| 1310 Identifier *opId_r(); | |
| 1311 | |
| 1312 elem *toElem(IRState *irs); | |
| 1313 }; | |
| 1314 | |
| 1315 struct AndExp : BinExp | |
| 1316 { | |
| 1317 AndExp(Loc loc, Expression *e1, Expression *e2); | |
| 1318 Expression *semantic(Scope *sc); | |
| 1319 Expression *optimize(int result); | |
| 1320 Expression *interpret(InterState *istate); | |
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1321 void buildArrayIdent(OutBuffer *buf, Expressions *arguments); |
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1322 Expression *buildArrayLoop(Arguments *fparams); |
| 159 | 1323 |
| 1324 // For operator overloading | |
| 1325 int isCommutative(); | |
| 1326 Identifier *opId(); | |
| 1327 Identifier *opId_r(); | |
| 1328 | |
| 1329 elem *toElem(IRState *irs); | |
| 1330 }; | |
| 1331 | |
| 1332 struct OrExp : BinExp | |
| 1333 { | |
| 1334 OrExp(Loc loc, Expression *e1, Expression *e2); | |
| 1335 Expression *semantic(Scope *sc); | |
| 1336 Expression *optimize(int result); | |
| 1337 Expression *interpret(InterState *istate); | |
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1338 void buildArrayIdent(OutBuffer *buf, Expressions *arguments); |
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1339 Expression *buildArrayLoop(Arguments *fparams); |
| 159 | 1340 |
| 1341 // For operator overloading | |
| 1342 int isCommutative(); | |
| 1343 Identifier *opId(); | |
| 1344 Identifier *opId_r(); | |
| 1345 | |
| 1346 elem *toElem(IRState *irs); | |
| 1347 }; | |
| 1348 | |
| 1349 struct XorExp : BinExp | |
| 1350 { | |
| 1351 XorExp(Loc loc, Expression *e1, Expression *e2); | |
| 1352 Expression *semantic(Scope *sc); | |
| 1353 Expression *optimize(int result); | |
| 1354 Expression *interpret(InterState *istate); | |
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1355 void buildArrayIdent(OutBuffer *buf, Expressions *arguments); |
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1356 Expression *buildArrayLoop(Arguments *fparams); |
| 159 | 1357 |
| 1358 // For operator overloading | |
| 1359 int isCommutative(); | |
| 1360 Identifier *opId(); | |
| 1361 Identifier *opId_r(); | |
| 1362 | |
| 1363 elem *toElem(IRState *irs); | |
| 1364 }; | |
| 1365 | |
| 1366 struct OrOrExp : BinExp | |
| 1367 { | |
| 1368 OrOrExp(Loc loc, Expression *e1, Expression *e2); | |
| 1369 Expression *semantic(Scope *sc); | |
| 1370 Expression *checkToBoolean(); | |
| 1371 int isBit(); | |
| 1372 Expression *optimize(int result); | |
| 1373 Expression *interpret(InterState *istate); | |
| 1374 int checkSideEffect(int flag); | |
| 1375 elem *toElem(IRState *irs); | |
| 1376 }; | |
| 1377 | |
| 1378 struct AndAndExp : BinExp | |
| 1379 { | |
| 1380 AndAndExp(Loc loc, Expression *e1, Expression *e2); | |
| 1381 Expression *semantic(Scope *sc); | |
| 1382 Expression *checkToBoolean(); | |
| 1383 int isBit(); | |
| 1384 Expression *optimize(int result); | |
| 1385 Expression *interpret(InterState *istate); | |
| 1386 int checkSideEffect(int flag); | |
| 1387 elem *toElem(IRState *irs); | |
| 1388 }; | |
| 1389 | |
| 1390 struct CmpExp : BinExp | |
| 1391 { | |
| 1392 CmpExp(enum TOK op, Loc loc, Expression *e1, Expression *e2); | |
| 1393 Expression *semantic(Scope *sc); | |
| 1394 Expression *optimize(int result); | |
| 1395 Expression *interpret(InterState *istate); | |
| 1396 int isBit(); | |
| 1397 | |
| 1398 // For operator overloading | |
| 1399 int isCommutative(); | |
| 1400 Identifier *opId(); | |
| 1401 | |
| 1402 elem *toElem(IRState *irs); | |
| 1403 }; | |
| 1404 | |
| 1405 struct InExp : BinExp | |
| 1406 { | |
| 1407 InExp(Loc loc, Expression *e1, Expression *e2); | |
| 1408 Expression *semantic(Scope *sc); | |
| 1409 int isBit(); | |
| 1410 | |
| 1411 // For operator overloading | |
| 1412 Identifier *opId(); | |
| 1413 Identifier *opId_r(); | |
| 1414 | |
| 1415 elem *toElem(IRState *irs); | |
| 1416 }; | |
| 1417 | |
| 1418 struct RemoveExp : BinExp | |
| 1419 { | |
| 1420 RemoveExp(Loc loc, Expression *e1, Expression *e2); | |
| 1421 elem *toElem(IRState *irs); | |
| 1422 }; | |
| 1423 | |
| 1424 // == and != | |
| 1425 | |
| 1426 struct EqualExp : BinExp | |
| 1427 { | |
| 1428 EqualExp(enum TOK op, Loc loc, Expression *e1, Expression *e2); | |
| 1429 Expression *semantic(Scope *sc); | |
| 1430 Expression *optimize(int result); | |
| 1431 Expression *interpret(InterState *istate); | |
| 1432 int isBit(); | |
| 1433 | |
| 1434 // For operator overloading | |
| 1435 int isCommutative(); | |
| 1436 Identifier *opId(); | |
| 1437 | |
| 1438 elem *toElem(IRState *irs); | |
| 1439 }; | |
| 1440 | |
| 1441 // === and !=== | |
| 1442 | |
| 1443 struct IdentityExp : BinExp | |
| 1444 { | |
| 1445 IdentityExp(enum TOK op, Loc loc, Expression *e1, Expression *e2); | |
| 1446 Expression *semantic(Scope *sc); | |
| 1447 int isBit(); | |
| 1448 Expression *optimize(int result); | |
| 1449 Expression *interpret(InterState *istate); | |
| 1450 elem *toElem(IRState *irs); | |
| 1451 }; | |
| 1452 | |
| 1453 /****************************************************************/ | |
| 1454 | |
| 1455 struct CondExp : BinExp | |
| 1456 { | |
| 1457 Expression *econd; | |
| 1458 | |
| 1459 CondExp(Loc loc, Expression *econd, Expression *e1, Expression *e2); | |
| 1460 Expression *syntaxCopy(); | |
| 1461 Expression *semantic(Scope *sc); | |
| 1462 Expression *optimize(int result); | |
| 1463 Expression *interpret(InterState *istate); | |
| 1464 void checkEscape(); | |
| 1465 Expression *toLvalue(Scope *sc, Expression *e); | |
| 1466 Expression *modifiableLvalue(Scope *sc, Expression *e); | |
| 1467 Expression *checkToBoolean(); | |
| 1468 int checkSideEffect(int flag); | |
| 1469 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 1470 MATCH implicitConvTo(Type *t); | |
| 1471 Expression *castTo(Scope *sc, Type *t); | |
| 1472 void scanForNestedRef(Scope *sc); | |
| 1473 | |
| 1474 int inlineCost(InlineCostState *ics); | |
| 1475 Expression *doInline(InlineDoState *ids); | |
| 1476 Expression *inlineScan(InlineScanState *iss); | |
| 1477 | |
| 1478 elem *toElem(IRState *irs); | |
| 1479 }; | |
| 1480 | |
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1481 #if DMDV2 |
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1482 /****************************************************************/ |
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1483 |
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1484 struct DefaultInitExp : Expression |
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1485 { |
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1486 enum TOK subop; // which of the derived classes this is |
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1487 |
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1488 DefaultInitExp(Loc loc, enum TOK subop, int size); |
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1489 virtual Expression *resolve(Loc loc, Scope *sc) = 0; |
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1490 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); |
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1491 }; |
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1492 |
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1493 struct FileInitExp : DefaultInitExp |
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1494 { |
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1495 FileInitExp(Loc loc); |
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1496 Expression *semantic(Scope *sc); |
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1497 Expression *resolve(Loc loc, Scope *sc); |
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1498 }; |
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1499 |
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1500 struct LineInitExp : DefaultInitExp |
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1501 { |
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1502 LineInitExp(Loc loc); |
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1503 Expression *semantic(Scope *sc); |
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1504 Expression *resolve(Loc loc, Scope *sc); |
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1505 }; |
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1506 #endif |
| 159 | 1507 |
| 1508 /****************************************************************/ | |
| 1509 | |
|
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1510 #if IN_LLVM |
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1511 |
|
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1512 // this stuff is strictly LDC |
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1513 |
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1514 struct GEPExp : UnaExp |
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1515 { |
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1516 unsigned index; |
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1517 Identifier* ident; |
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1518 |
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1519 GEPExp(Loc loc, Expression* e, Identifier* id, unsigned idx); |
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1520 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); |
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1521 Expression *toLvalue(Scope *sc, Expression *e); |
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1522 |
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1523 elem *toElem(IRState *irs); |
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1524 llvm::Constant *toConstElem(IRState *irs); |
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1525 }; |
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1526 |
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1527 #endif |
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1528 |
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1529 /****************************************************************/ |
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1530 |
| 159 | 1531 /* Special values used by the interpreter |
| 1532 */ | |
| 1533 #define EXP_CANT_INTERPRET ((Expression *)1) | |
| 1534 #define EXP_CONTINUE_INTERPRET ((Expression *)2) | |
| 1535 #define EXP_BREAK_INTERPRET ((Expression *)3) | |
| 1536 #define EXP_GOTO_INTERPRET ((Expression *)4) | |
| 1537 #define EXP_VOID_INTERPRET ((Expression *)5) | |
| 1538 | |
| 1539 Expression *expType(Type *type, Expression *e); | |
| 1540 | |
| 1541 Expression *Neg(Type *type, Expression *e1); | |
| 1542 Expression *Com(Type *type, Expression *e1); | |
| 1543 Expression *Not(Type *type, Expression *e1); | |
| 1544 Expression *Bool(Type *type, Expression *e1); | |
| 1545 Expression *Cast(Type *type, Type *to, Expression *e1); | |
| 1546 Expression *ArrayLength(Type *type, Expression *e1); | |
| 1547 Expression *Ptr(Type *type, Expression *e1); | |
| 1548 | |
| 1549 Expression *Add(Type *type, Expression *e1, Expression *e2); | |
| 1550 Expression *Min(Type *type, Expression *e1, Expression *e2); | |
| 1551 Expression *Mul(Type *type, Expression *e1, Expression *e2); | |
| 1552 Expression *Div(Type *type, Expression *e1, Expression *e2); | |
| 1553 Expression *Mod(Type *type, Expression *e1, Expression *e2); | |
| 1554 Expression *Shl(Type *type, Expression *e1, Expression *e2); | |
| 1555 Expression *Shr(Type *type, Expression *e1, Expression *e2); | |
| 1556 Expression *Ushr(Type *type, Expression *e1, Expression *e2); | |
| 1557 Expression *And(Type *type, Expression *e1, Expression *e2); | |
| 1558 Expression *Or(Type *type, Expression *e1, Expression *e2); | |
| 1559 Expression *Xor(Type *type, Expression *e1, Expression *e2); | |
| 1560 Expression *Index(Type *type, Expression *e1, Expression *e2); | |
| 1561 Expression *Cat(Type *type, Expression *e1, Expression *e2); | |
| 1562 | |
| 1563 Expression *Equal(enum TOK op, Type *type, Expression *e1, Expression *e2); | |
| 1564 Expression *Cmp(enum TOK op, Type *type, Expression *e1, Expression *e2); | |
| 1565 Expression *Identity(enum TOK op, Type *type, Expression *e1, Expression *e2); | |
| 1566 | |
| 1567 Expression *Slice(Type *type, Expression *e1, Expression *lwr, Expression *upr); | |
| 1568 | |
| 1569 #endif /* DMD_EXPRESSION_H */ |