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annotate dmd/statement.h @ 1651:cb960b882ca3 default tip
bindings were moved to dsource.org/projects/bindings/
| author | Moritz Warning <moritzwarning@web.de> |
|---|---|
| date | Thu, 20 May 2010 20:05:03 +0200 |
| parents | 40bd4a0d4870 |
| children |
| rev | line source |
|---|---|
| 1587 | 1 |
| 2 // Compiler implementation of the D programming language | |
| 3 // Copyright (c) 1999-2008 by Digital Mars | |
| 4 // All Rights Reserved | |
| 5 // written by Walter Bright | |
| 6 // http://www.digitalmars.com | |
| 7 // License for redistribution is by either the Artistic License | |
| 8 // in artistic.txt, or the GNU General Public License in gnu.txt. | |
| 9 // See the included readme.txt for details. | |
| 10 | |
| 11 #ifndef DMD_STATEMENT_H | |
| 12 #define DMD_STATEMENT_H | |
| 13 | |
| 14 #ifdef __DMC__ | |
| 15 #pragma once | |
| 16 #endif /* __DMC__ */ | |
| 17 | |
| 18 #include "root.h" | |
| 19 | |
| 20 #include "arraytypes.h" | |
| 21 #include "dsymbol.h" | |
| 22 #include "lexer.h" | |
| 23 | |
| 24 struct OutBuffer; | |
| 25 struct Scope; | |
| 26 struct Expression; | |
| 27 struct LabelDsymbol; | |
| 28 struct Identifier; | |
| 29 struct IfStatement; | |
| 30 struct DeclarationStatement; | |
| 31 struct DefaultStatement; | |
| 32 struct VarDeclaration; | |
| 33 struct Condition; | |
| 34 struct Module; | |
| 35 struct Token; | |
| 36 struct InlineCostState; | |
| 37 struct InlineDoState; | |
| 38 struct InlineScanState; | |
| 39 struct ReturnStatement; | |
| 40 struct CompoundStatement; | |
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41 struct Parameter; |
| 1587 | 42 struct StaticAssert; |
| 43 struct AsmStatement; | |
| 44 struct AsmBlockStatement; | |
| 45 struct GotoStatement; | |
| 46 struct ScopeStatement; | |
| 47 struct TryCatchStatement; | |
| 48 struct TryFinallyStatement; | |
| 49 struct HdrGenState; | |
| 50 struct InterState; | |
| 51 struct CaseStatement; | |
| 52 struct LabelStatement; | |
| 53 struct VolatileStatement; | |
| 54 struct SynchronizedStatement; | |
| 55 | |
| 56 enum TOK; | |
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57 #if IN_LLVM |
| 1587 | 58 namespace llvm |
| 59 { | |
| 60 class Value; | |
| 61 class BasicBlock; | |
| 62 class ConstantInt; | |
| 63 } | |
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64 #endif |
| 1587 | 65 |
| 66 // Back end | |
| 67 struct IRState; | |
| 68 struct Blockx; | |
| 69 #if IN_LLVM | |
| 70 struct DValue; | |
| 71 typedef DValue elem; | |
| 72 #endif | |
| 73 | |
| 74 #if IN_GCC | |
| 75 union tree_node; typedef union tree_node block; | |
| 76 //union tree_node; typedef union tree_node elem; | |
| 77 #else | |
| 78 struct block; | |
| 79 //struct elem; | |
| 80 #endif | |
| 81 struct code; | |
| 82 | |
| 83 /* How a statement exits; this is returned by blockExit() | |
| 84 */ | |
| 85 enum BE | |
| 86 { | |
| 87 BEnone = 0, | |
| 88 BEfallthru = 1, | |
| 89 BEthrow = 2, | |
| 90 BEreturn = 4, | |
| 91 BEgoto = 8, | |
| 92 BEhalt = 0x10, | |
| 93 BEbreak = 0x20, | |
| 94 BEcontinue = 0x40, | |
| 95 BEany = (BEfallthru | BEthrow | BEreturn | BEgoto | BEhalt), | |
| 96 }; | |
| 97 | |
| 98 struct Statement : Object | |
| 99 { | |
| 100 Loc loc; | |
| 101 | |
| 102 Statement(Loc loc); | |
| 103 virtual Statement *syntaxCopy(); | |
| 104 | |
| 105 void print(); | |
| 106 char *toChars(); | |
| 107 | |
| 108 void error(const char *format, ...) IS_PRINTF(2); | |
| 109 void warning(const char *format, ...) IS_PRINTF(2); | |
| 110 virtual void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 111 virtual TryCatchStatement *isTryCatchStatement() { return NULL; } | |
| 112 virtual GotoStatement *isGotoStatement() { return NULL; } | |
| 113 virtual AsmStatement *isAsmStatement() { return NULL; } | |
| 114 virtual AsmBlockStatement *isAsmBlockStatement() { return NULL; } | |
| 115 #ifdef _DH | |
| 116 int incontract; | |
| 117 #endif | |
| 118 virtual ScopeStatement *isScopeStatement() { return NULL; } | |
| 119 virtual Statement *semantic(Scope *sc); | |
| 120 Statement *semanticScope(Scope *sc, Statement *sbreak, Statement *scontinue); | |
| 121 virtual int hasBreak(); | |
| 122 virtual int hasContinue(); | |
| 123 virtual int usesEH(); | |
| 124 virtual int blockExit(); | |
| 125 virtual int comeFrom(); | |
| 126 virtual int isEmpty(); | |
| 127 virtual void scopeCode(Scope *sc, Statement **sentry, Statement **sexit, Statement **sfinally); | |
| 128 virtual Statements *flatten(Scope *sc); | |
| 129 virtual Expression *interpret(InterState *istate); | |
| 130 | |
| 131 virtual int inlineCost(InlineCostState *ics); | |
| 132 virtual Expression *doInline(InlineDoState *ids); | |
| 133 virtual Statement *inlineScan(InlineScanState *iss); | |
| 134 | |
| 135 // Back end | |
| 136 virtual void toIR(IRState *irs); | |
| 137 | |
| 138 // Avoid dynamic_cast | |
| 139 virtual DeclarationStatement *isDeclarationStatement() { return NULL; } | |
| 140 virtual CompoundStatement *isCompoundStatement() { return NULL; } | |
| 141 virtual ReturnStatement *isReturnStatement() { return NULL; } | |
| 142 virtual IfStatement *isIfStatement() { return NULL; } | |
| 143 virtual CaseStatement* isCaseStatement() { return NULL; } | |
| 1650 | 144 virtual LabelStatement* isLabelStatement() { return NULL; } |
| 1587 | 145 |
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146 #if IN_LLVM |
| 1587 | 147 virtual void toNakedIR(IRState *irs); |
| 148 virtual AsmBlockStatement* endsWithAsm(); | |
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149 #endif |
| 1587 | 150 }; |
| 151 | |
| 152 struct PeelStatement : Statement | |
| 153 { | |
| 154 Statement *s; | |
| 155 | |
| 156 PeelStatement(Statement *s); | |
| 157 Statement *semantic(Scope *sc); | |
| 158 }; | |
| 159 | |
| 160 struct ExpStatement : Statement | |
| 161 { | |
| 162 Expression *exp; | |
| 163 | |
| 164 ExpStatement(Loc loc, Expression *exp); | |
| 165 Statement *syntaxCopy(); | |
| 166 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 167 Statement *semantic(Scope *sc); | |
| 168 Expression *interpret(InterState *istate); | |
| 169 int blockExit(); | |
| 170 int isEmpty(); | |
| 171 | |
| 172 int inlineCost(InlineCostState *ics); | |
| 173 Expression *doInline(InlineDoState *ids); | |
| 174 Statement *inlineScan(InlineScanState *iss); | |
| 175 | |
| 176 void toIR(IRState *irs); | |
| 177 | |
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178 #if IN_LLVM |
| 1587 | 179 void toNakedIR(IRState *irs); |
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180 #endif |
| 1587 | 181 }; |
| 182 | |
| 183 struct CompileStatement : Statement | |
| 184 { | |
| 185 Expression *exp; | |
| 186 | |
| 187 CompileStatement(Loc loc, Expression *exp); | |
| 188 Statement *syntaxCopy(); | |
| 189 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 190 Statements *flatten(Scope *sc); | |
| 191 Statement *semantic(Scope *sc); | |
| 192 }; | |
| 193 | |
| 194 struct DeclarationStatement : ExpStatement | |
| 195 { | |
| 196 // Doing declarations as an expression, rather than a statement, | |
| 197 // makes inlining functions much easier. | |
| 198 | |
| 199 DeclarationStatement(Loc loc, Dsymbol *s); | |
| 200 DeclarationStatement(Loc loc, Expression *exp); | |
| 201 Statement *syntaxCopy(); | |
| 202 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 203 void scopeCode(Scope *sc, Statement **sentry, Statement **sexit, Statement **sfinally); | |
| 204 | |
| 205 DeclarationStatement *isDeclarationStatement() { return this; } | |
| 206 }; | |
| 207 | |
| 208 struct CompoundStatement : Statement | |
| 209 { | |
| 210 Statements *statements; | |
| 211 | |
| 212 CompoundStatement(Loc loc, Statements *s); | |
| 213 CompoundStatement(Loc loc, Statement *s1, Statement *s2); | |
| 214 virtual Statement *syntaxCopy(); | |
| 215 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 216 virtual Statement *semantic(Scope *sc); | |
| 217 int usesEH(); | |
| 218 int blockExit(); | |
| 219 int comeFrom(); | |
| 220 int isEmpty(); | |
| 221 virtual Statements *flatten(Scope *sc); | |
| 222 ReturnStatement *isReturnStatement(); | |
| 223 Expression *interpret(InterState *istate); | |
| 224 | |
| 225 int inlineCost(InlineCostState *ics); | |
| 226 Expression *doInline(InlineDoState *ids); | |
| 227 Statement *inlineScan(InlineScanState *iss); | |
| 228 | |
| 229 virtual void toIR(IRState *irs); | |
| 230 | |
| 231 // LDC | |
| 232 virtual void toNakedIR(IRState *irs); | |
| 233 virtual AsmBlockStatement* endsWithAsm(); | |
| 234 | |
| 235 virtual CompoundStatement *isCompoundStatement() { return this; } | |
| 236 }; | |
| 237 | |
| 238 struct CompoundDeclarationStatement : CompoundStatement | |
| 239 { | |
| 240 CompoundDeclarationStatement(Loc loc, Statements *s); | |
| 241 Statement *syntaxCopy(); | |
| 242 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 243 }; | |
| 244 | |
| 245 /* The purpose of this is so that continue will go to the next | |
| 246 * of the statements, and break will go to the end of the statements. | |
| 247 */ | |
| 248 struct UnrolledLoopStatement : Statement | |
| 249 { | |
| 250 Statements *statements; | |
| 251 | |
| 252 UnrolledLoopStatement(Loc loc, Statements *statements); | |
| 253 Statement *syntaxCopy(); | |
| 254 Statement *semantic(Scope *sc); | |
| 255 int hasBreak(); | |
| 256 int hasContinue(); | |
| 257 int usesEH(); | |
| 258 int blockExit(); | |
| 259 int comeFrom(); | |
| 260 Expression *interpret(InterState *istate); | |
| 261 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 262 | |
| 263 int inlineCost(InlineCostState *ics); | |
| 264 Expression *doInline(InlineDoState *ids); | |
| 265 Statement *inlineScan(InlineScanState *iss); | |
| 266 | |
| 267 void toIR(IRState *irs); | |
| 268 }; | |
| 269 | |
| 270 struct ScopeStatement : Statement | |
| 271 { | |
| 272 Statement *statement; | |
| 273 | |
| 274 ScopeStatement(Loc loc, Statement *s); | |
| 275 Statement *syntaxCopy(); | |
| 276 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 277 ScopeStatement *isScopeStatement() { return this; } | |
| 278 Statement *semantic(Scope *sc); | |
| 279 int hasBreak(); | |
| 280 int hasContinue(); | |
| 281 int usesEH(); | |
| 282 int blockExit(); | |
| 283 int comeFrom(); | |
| 284 int isEmpty(); | |
| 285 Expression *interpret(InterState *istate); | |
| 286 | |
| 287 Statement *inlineScan(InlineScanState *iss); | |
| 288 | |
| 289 void toIR(IRState *irs); | |
| 290 }; | |
| 291 | |
| 292 struct WhileStatement : Statement | |
| 293 { | |
| 294 Expression *condition; | |
| 295 Statement *body; | |
| 296 | |
| 297 WhileStatement(Loc loc, Expression *c, Statement *b); | |
| 298 Statement *syntaxCopy(); | |
| 299 Statement *semantic(Scope *sc); | |
| 300 int hasBreak(); | |
| 301 int hasContinue(); | |
| 302 int usesEH(); | |
| 303 int blockExit(); | |
| 304 int comeFrom(); | |
| 305 Expression *interpret(InterState *istate); | |
| 306 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 307 | |
| 308 Statement *inlineScan(InlineScanState *iss); | |
| 309 | |
| 310 void toIR(IRState *irs); | |
| 311 }; | |
| 312 | |
| 313 struct DoStatement : Statement | |
| 314 { | |
| 315 Statement *body; | |
| 316 Expression *condition; | |
| 317 | |
| 318 DoStatement(Loc loc, Statement *b, Expression *c); | |
| 319 Statement *syntaxCopy(); | |
| 320 Statement *semantic(Scope *sc); | |
| 321 int hasBreak(); | |
| 322 int hasContinue(); | |
| 323 int usesEH(); | |
| 324 int blockExit(); | |
| 325 int comeFrom(); | |
| 326 Expression *interpret(InterState *istate); | |
| 327 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 328 | |
| 329 Statement *inlineScan(InlineScanState *iss); | |
| 330 | |
| 331 void toIR(IRState *irs); | |
| 332 }; | |
| 333 | |
| 334 struct ForStatement : Statement | |
| 335 { | |
| 336 Statement *init; | |
| 337 Expression *condition; | |
| 338 Expression *increment; | |
| 339 Statement *body; | |
| 340 | |
| 341 ForStatement(Loc loc, Statement *init, Expression *condition, Expression *increment, Statement *body); | |
| 342 Statement *syntaxCopy(); | |
| 343 Statement *semantic(Scope *sc); | |
| 344 void scopeCode(Scope *sc, Statement **sentry, Statement **sexit, Statement **sfinally); | |
| 345 int hasBreak(); | |
| 346 int hasContinue(); | |
| 347 int usesEH(); | |
| 348 int blockExit(); | |
| 349 int comeFrom(); | |
| 350 Expression *interpret(InterState *istate); | |
| 351 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 352 | |
| 353 Statement *inlineScan(InlineScanState *iss); | |
| 354 | |
| 355 void toIR(IRState *irs); | |
| 356 }; | |
| 357 | |
| 358 struct ForeachStatement : Statement | |
| 359 { | |
| 360 enum TOK op; // TOKforeach or TOKforeach_reverse | |
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361 Parameters *arguments; // array of Parameter*'s |
| 1587 | 362 Expression *aggr; |
| 363 Statement *body; | |
| 364 | |
| 365 VarDeclaration *key; | |
| 366 VarDeclaration *value; | |
| 367 | |
| 368 FuncDeclaration *func; // function we're lexically in | |
| 369 | |
| 370 Array cases; // put breaks, continues, gotos and returns here | |
| 371 Array gotos; // forward referenced goto's go here | |
| 372 | |
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373 ForeachStatement(Loc loc, enum TOK op, Parameters *arguments, Expression *aggr, Statement *body); |
| 1587 | 374 Statement *syntaxCopy(); |
| 375 Statement *semantic(Scope *sc); | |
| 376 int hasBreak(); | |
| 377 int hasContinue(); | |
| 378 int usesEH(); | |
| 379 int blockExit(); | |
| 380 int comeFrom(); | |
| 381 Expression *interpret(InterState *istate); | |
| 382 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 383 | |
| 384 Statement *inlineScan(InlineScanState *iss); | |
| 385 | |
| 386 void toIR(IRState *irs); | |
| 387 }; | |
| 388 | |
| 389 #if DMDV2 | |
| 390 struct ForeachRangeStatement : Statement | |
| 391 { | |
| 392 enum TOK op; // TOKforeach or TOKforeach_reverse | |
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393 Parameter *arg; // loop index variable |
| 1587 | 394 Expression *lwr; |
| 395 Expression *upr; | |
| 396 Statement *body; | |
| 397 | |
| 398 VarDeclaration *key; | |
| 399 | |
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400 ForeachRangeStatement(Loc loc, enum TOK op, Parameter *arg, |
| 1587 | 401 Expression *lwr, Expression *upr, Statement *body); |
| 402 Statement *syntaxCopy(); | |
| 403 Statement *semantic(Scope *sc); | |
| 404 int hasBreak(); | |
| 405 int hasContinue(); | |
| 406 int usesEH(); | |
| 407 int blockExit(); | |
| 408 int comeFrom(); | |
| 409 Expression *interpret(InterState *istate); | |
| 410 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 411 | |
| 412 Statement *inlineScan(InlineScanState *iss); | |
| 413 | |
| 414 void toIR(IRState *irs); | |
| 415 }; | |
| 416 #endif | |
| 417 | |
| 418 struct IfStatement : Statement | |
| 419 { | |
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420 Parameter *arg; |
| 1587 | 421 Expression *condition; |
| 422 Statement *ifbody; | |
| 423 Statement *elsebody; | |
| 424 | |
| 425 VarDeclaration *match; // for MatchExpression results | |
| 426 | |
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427 IfStatement(Loc loc, Parameter *arg, Expression *condition, Statement *ifbody, Statement *elsebody); |
| 1587 | 428 Statement *syntaxCopy(); |
| 429 Statement *semantic(Scope *sc); | |
| 430 Expression *interpret(InterState *istate); | |
| 431 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 432 int usesEH(); | |
| 433 int blockExit(); | |
| 434 IfStatement *isIfStatement() { return this; } | |
| 435 | |
| 436 int inlineCost(InlineCostState *ics); | |
| 437 Expression *doInline(InlineDoState *ids); | |
| 438 Statement *inlineScan(InlineScanState *iss); | |
| 439 | |
| 440 void toIR(IRState *irs); | |
| 441 }; | |
| 442 | |
| 443 struct ConditionalStatement : Statement | |
| 444 { | |
| 445 Condition *condition; | |
| 446 Statement *ifbody; | |
| 447 Statement *elsebody; | |
| 448 | |
| 449 ConditionalStatement(Loc loc, Condition *condition, Statement *ifbody, Statement *elsebody); | |
| 450 Statement *syntaxCopy(); | |
| 451 Statement *semantic(Scope *sc); | |
| 452 Statements *flatten(Scope *sc); | |
| 453 int usesEH(); | |
| 454 int blockExit(); | |
| 455 | |
| 456 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 457 }; | |
| 458 | |
| 459 struct PragmaStatement : Statement | |
| 460 { | |
| 461 Identifier *ident; | |
| 462 Expressions *args; // array of Expression's | |
| 463 Statement *body; | |
| 464 | |
| 465 PragmaStatement(Loc loc, Identifier *ident, Expressions *args, Statement *body); | |
| 466 Statement *syntaxCopy(); | |
| 467 Statement *semantic(Scope *sc); | |
| 468 int usesEH(); | |
| 469 int blockExit(); | |
| 470 | |
| 471 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 472 }; | |
| 473 | |
| 474 struct StaticAssertStatement : Statement | |
| 475 { | |
| 476 StaticAssert *sa; | |
| 477 | |
| 478 StaticAssertStatement(StaticAssert *sa); | |
| 479 Statement *syntaxCopy(); | |
| 480 Statement *semantic(Scope *sc); | |
| 481 int blockExit(); | |
| 482 | |
| 483 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 484 }; | |
| 485 | |
| 486 struct SwitchStatement : Statement | |
| 487 { | |
| 488 Expression *condition; | |
| 489 Statement *body; | |
| 490 | |
| 491 DefaultStatement *sdefault; | |
| 492 | |
| 493 Array gotoCases; // array of unresolved GotoCaseStatement's | |
| 494 Array *cases; // array of CaseStatement's | |
| 495 int hasNoDefault; // !=0 if no default statement | |
| 1650 | 496 |
| 1587 | 497 // LDC |
| 498 Statement *enclosingScopeExit; | |
| 499 | |
| 500 SwitchStatement(Loc loc, Expression *c, Statement *b); | |
| 501 Statement *syntaxCopy(); | |
| 502 Statement *semantic(Scope *sc); | |
| 503 int hasBreak(); | |
| 504 int usesEH(); | |
| 505 int blockExit(); | |
| 506 Expression *interpret(InterState *istate); | |
| 507 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 508 | |
| 509 Statement *inlineScan(InlineScanState *iss); | |
| 510 | |
| 511 void toIR(IRState *irs); | |
| 512 }; | |
| 513 | |
| 514 struct CaseStatement : Statement | |
| 515 { | |
| 516 Expression *exp; | |
| 517 Statement *statement; | |
| 518 | |
| 519 int index; // which case it is (since we sort this) | |
| 520 block *cblock; // back end: label for the block | |
| 521 | |
| 522 // LDC | |
| 523 Statement *enclosingScopeExit; | |
| 524 | |
| 525 CaseStatement(Loc loc, Expression *exp, Statement *s); | |
| 526 Statement *syntaxCopy(); | |
| 527 Statement *semantic(Scope *sc); | |
| 528 int compare(Object *obj); | |
| 529 int usesEH(); | |
| 530 int blockExit(); | |
| 531 int comeFrom(); | |
| 532 Expression *interpret(InterState *istate); | |
| 533 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 534 | |
| 535 Statement *inlineScan(InlineScanState *iss); | |
| 536 | |
| 537 void toIR(IRState *irs); | |
| 538 | |
| 539 CaseStatement* isCaseStatement() { return this; } | |
| 1650 | 540 |
| 1587 | 541 // LDC |
| 542 llvm::BasicBlock* bodyBB; | |
| 543 llvm::ConstantInt* llvmIdx; | |
| 544 }; | |
| 545 | |
| 546 #if DMDV2 | |
| 547 | |
| 548 struct CaseRangeStatement : Statement | |
| 549 { | |
| 550 Expression *first; | |
| 551 Expression *last; | |
| 552 Statement *statement; | |
| 553 | |
| 554 CaseRangeStatement(Loc loc, Expression *first, Expression *last, Statement *s); | |
| 555 Statement *syntaxCopy(); | |
| 556 Statement *semantic(Scope *sc); | |
| 557 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 558 }; | |
| 559 | |
| 560 #endif | |
| 561 | |
| 562 struct DefaultStatement : Statement | |
| 563 { | |
| 564 Statement *statement; | |
| 565 #if IN_GCC | |
| 566 block *cblock; // back end: label for the block | |
| 567 #endif | |
| 568 | |
| 569 // LDC | |
| 570 Statement *enclosingScopeExit; | |
| 571 | |
| 572 DefaultStatement(Loc loc, Statement *s); | |
| 573 Statement *syntaxCopy(); | |
| 574 Statement *semantic(Scope *sc); | |
| 575 int usesEH(); | |
| 576 int blockExit(); | |
| 577 int comeFrom(); | |
| 578 Expression *interpret(InterState *istate); | |
| 579 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 580 | |
| 581 Statement *inlineScan(InlineScanState *iss); | |
| 582 | |
| 583 void toIR(IRState *irs); | |
| 584 | |
| 585 // LDC | |
| 586 llvm::BasicBlock* bodyBB; | |
| 587 }; | |
| 588 | |
| 589 struct GotoDefaultStatement : Statement | |
| 590 { | |
| 591 SwitchStatement *sw; | |
| 592 | |
| 593 GotoDefaultStatement(Loc loc); | |
| 594 Statement *syntaxCopy(); | |
| 595 Statement *semantic(Scope *sc); | |
| 596 Expression *interpret(InterState *istate); | |
| 597 int blockExit(); | |
| 598 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 599 | |
| 600 void toIR(IRState *irs); | |
| 601 }; | |
| 602 | |
| 603 struct GotoCaseStatement : Statement | |
| 604 { | |
| 605 Expression *exp; // NULL, or which case to goto | |
| 606 CaseStatement *cs; // case statement it resolves to | |
| 607 SwitchStatement *sw; | |
| 608 | |
| 609 GotoCaseStatement(Loc loc, Expression *exp); | |
| 610 Statement *syntaxCopy(); | |
| 611 Statement *semantic(Scope *sc); | |
| 612 Expression *interpret(InterState *istate); | |
| 613 int blockExit(); | |
| 614 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 615 | |
| 616 void toIR(IRState *irs); | |
| 617 }; | |
| 618 | |
| 619 struct SwitchErrorStatement : Statement | |
| 620 { | |
| 621 SwitchErrorStatement(Loc loc); | |
| 622 int blockExit(); | |
| 623 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 624 | |
| 625 void toIR(IRState *irs); | |
| 626 }; | |
| 627 | |
| 628 struct ReturnStatement : Statement | |
| 629 { | |
| 630 Expression *exp; | |
| 631 | |
| 632 ReturnStatement(Loc loc, Expression *exp); | |
| 633 Statement *syntaxCopy(); | |
| 634 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 635 Statement *semantic(Scope *sc); | |
| 636 int blockExit(); | |
| 637 Expression *interpret(InterState *istate); | |
| 638 | |
| 639 int inlineCost(InlineCostState *ics); | |
| 640 Expression *doInline(InlineDoState *ids); | |
| 641 Statement *inlineScan(InlineScanState *iss); | |
| 642 | |
| 643 void toIR(IRState *irs); | |
| 644 | |
| 645 ReturnStatement *isReturnStatement() { return this; } | |
| 646 }; | |
| 647 | |
| 648 struct BreakStatement : Statement | |
| 649 { | |
| 650 Identifier *ident; | |
| 651 | |
| 652 BreakStatement(Loc loc, Identifier *ident); | |
| 653 Statement *syntaxCopy(); | |
| 654 Statement *semantic(Scope *sc); | |
| 655 Expression *interpret(InterState *istate); | |
| 656 int blockExit(); | |
| 657 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 658 | |
| 659 void toIR(IRState *irs); | |
| 660 | |
| 661 // LDC: only set if ident is set: label statement to jump to | |
| 662 LabelStatement *target; | |
| 663 }; | |
| 664 | |
| 665 struct ContinueStatement : Statement | |
| 666 { | |
| 667 Identifier *ident; | |
| 668 | |
| 669 ContinueStatement(Loc loc, Identifier *ident); | |
| 670 Statement *syntaxCopy(); | |
| 671 Statement *semantic(Scope *sc); | |
| 672 Expression *interpret(InterState *istate); | |
| 673 int blockExit(); | |
| 674 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 675 | |
| 676 void toIR(IRState *irs); | |
| 677 | |
| 678 // LDC: only set if ident is set: label statement to jump to | |
| 679 LabelStatement *target; | |
| 680 }; | |
| 681 | |
| 682 struct SynchronizedStatement : Statement | |
| 683 { | |
| 684 Expression *exp; | |
| 685 Statement *body; | |
| 686 | |
| 687 SynchronizedStatement(Loc loc, Expression *exp, Statement *body); | |
| 688 Statement *syntaxCopy(); | |
| 689 Statement *semantic(Scope *sc); | |
| 690 int hasBreak(); | |
| 691 int hasContinue(); | |
| 692 int usesEH(); | |
| 693 int blockExit(); | |
| 694 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 695 | |
| 696 Statement *inlineScan(InlineScanState *iss); | |
| 697 | |
| 698 // Back end | |
| 699 elem *esync; | |
| 700 SynchronizedStatement(Loc loc, elem *esync, Statement *body); | |
| 701 void toIR(IRState *irs); | |
| 702 llvm::Value* llsync; | |
| 703 }; | |
| 704 | |
| 705 struct WithStatement : Statement | |
| 706 { | |
| 707 Expression *exp; | |
| 708 Statement *body; | |
| 709 VarDeclaration *wthis; | |
| 710 | |
| 711 WithStatement(Loc loc, Expression *exp, Statement *body); | |
| 712 Statement *syntaxCopy(); | |
| 713 Statement *semantic(Scope *sc); | |
| 714 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 715 int usesEH(); | |
| 716 int blockExit(); | |
| 717 | |
| 718 Statement *inlineScan(InlineScanState *iss); | |
| 719 | |
| 720 void toIR(IRState *irs); | |
| 721 }; | |
| 722 | |
| 723 struct TryCatchStatement : Statement | |
| 724 { | |
| 725 Statement *body; | |
| 726 Array *catches; | |
| 727 | |
| 728 TryCatchStatement(Loc loc, Statement *body, Array *catches); | |
| 729 Statement *syntaxCopy(); | |
| 730 Statement *semantic(Scope *sc); | |
| 731 int hasBreak(); | |
| 732 int usesEH(); | |
| 733 int blockExit(); | |
| 734 | |
| 735 Statement *inlineScan(InlineScanState *iss); | |
| 736 | |
| 737 void toIR(IRState *irs); | |
| 738 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 739 TryCatchStatement *isTryCatchStatement() { return this; } | |
| 740 }; | |
| 741 | |
| 742 struct Catch : Object | |
| 743 { | |
| 744 Loc loc; | |
| 745 Type *type; | |
| 746 Identifier *ident; | |
| 747 VarDeclaration *var; | |
| 748 Statement *handler; | |
| 749 | |
| 750 Catch(Loc loc, Type *t, Identifier *id, Statement *handler); | |
| 751 Catch *syntaxCopy(); | |
| 752 void semantic(Scope *sc); | |
| 753 int blockExit(); | |
| 754 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 755 }; | |
| 756 | |
| 757 struct TryFinallyStatement : Statement | |
| 758 { | |
| 759 Statement *body; | |
| 760 Statement *finalbody; | |
| 761 | |
| 762 TryFinallyStatement(Loc loc, Statement *body, Statement *finalbody); | |
| 763 Statement *syntaxCopy(); | |
| 764 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 765 Statement *semantic(Scope *sc); | |
| 766 int hasBreak(); | |
| 767 int hasContinue(); | |
| 768 int usesEH(); | |
| 769 int blockExit(); | |
| 770 | |
| 771 Statement *inlineScan(InlineScanState *iss); | |
| 772 | |
| 773 void toIR(IRState *irs); | |
| 774 }; | |
| 775 | |
| 776 struct OnScopeStatement : Statement | |
| 777 { | |
| 778 TOK tok; | |
| 779 Statement *statement; | |
| 780 | |
| 781 OnScopeStatement(Loc loc, TOK tok, Statement *statement); | |
| 782 Statement *syntaxCopy(); | |
| 783 int blockExit(); | |
| 784 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 785 Statement *semantic(Scope *sc); | |
| 786 int usesEH(); | |
| 787 void scopeCode(Scope *sc, Statement **sentry, Statement **sexit, Statement **sfinally); | |
| 788 | |
| 789 void toIR(IRState *irs); | |
| 790 }; | |
| 791 | |
| 792 struct ThrowStatement : Statement | |
| 793 { | |
| 794 Expression *exp; | |
| 795 | |
| 796 ThrowStatement(Loc loc, Expression *exp); | |
| 797 Statement *syntaxCopy(); | |
| 798 Statement *semantic(Scope *sc); | |
| 799 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 800 int blockExit(); | |
| 801 | |
| 802 Statement *inlineScan(InlineScanState *iss); | |
| 803 | |
| 804 void toIR(IRState *irs); | |
| 805 }; | |
| 806 | |
| 807 struct VolatileStatement : Statement | |
| 808 { | |
| 809 Statement *statement; | |
| 810 | |
| 811 VolatileStatement(Loc loc, Statement *statement); | |
| 812 Statement *syntaxCopy(); | |
| 813 Statement *semantic(Scope *sc); | |
| 814 Statements *flatten(Scope *sc); | |
| 815 int blockExit(); | |
| 816 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 817 | |
| 818 Statement *inlineScan(InlineScanState *iss); | |
| 819 | |
| 820 void toIR(IRState *irs); | |
| 821 }; | |
| 822 | |
| 823 struct GotoStatement : Statement | |
| 824 { | |
| 825 Identifier *ident; | |
| 826 LabelDsymbol *label; | |
| 827 TryFinallyStatement *enclosingFinally; | |
| 828 Statement* enclosingScopeExit; | |
| 829 | |
| 830 GotoStatement(Loc loc, Identifier *ident); | |
| 831 Statement *syntaxCopy(); | |
| 832 Statement *semantic(Scope *sc); | |
| 833 int blockExit(); | |
| 834 Expression *interpret(InterState *istate); | |
| 835 | |
| 836 void toIR(IRState *irs); | |
| 837 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 838 GotoStatement *isGotoStatement() { return this; } | |
| 839 }; | |
| 840 | |
| 841 struct LabelStatement : Statement | |
| 842 { | |
| 843 Identifier *ident; | |
| 844 Statement *statement; | |
| 845 TryFinallyStatement *enclosingFinally; | |
| 846 Statement* enclosingScopeExit; | |
| 847 block *lblock; // back end | |
| 848 int isReturnLabel; | |
| 849 | |
| 850 LabelStatement(Loc loc, Identifier *ident, Statement *statement); | |
| 851 Statement *syntaxCopy(); | |
| 852 Statement *semantic(Scope *sc); | |
| 853 Statements *flatten(Scope *sc); | |
| 854 int usesEH(); | |
| 855 int blockExit(); | |
| 856 int comeFrom(); | |
| 857 Expression *interpret(InterState *istate); | |
| 858 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 859 | |
| 860 Statement *inlineScan(InlineScanState *iss); | |
| 861 | |
| 862 void toIR(IRState *irs); | |
| 863 | |
| 864 // LDC | |
| 865 bool asmLabel; // for labels inside inline assembler | |
| 866 void toNakedIR(IRState *irs); | |
| 1650 | 867 |
| 868 LabelStatement* isLabelStatement() { return this; } | |
| 1587 | 869 }; |
| 870 | |
| 871 struct LabelDsymbol : Dsymbol | |
| 872 { | |
| 873 LabelStatement *statement; | |
| 874 | |
| 875 LabelDsymbol(Identifier *ident); | |
| 876 LabelDsymbol *isLabel(); | |
| 877 }; | |
| 878 | |
| 879 struct AsmStatement : Statement | |
| 880 { | |
| 881 Token *tokens; | |
| 882 code *asmcode; | |
| 883 unsigned asmalign; // alignment of this statement | |
| 884 unsigned refparam; // !=0 if function parameter is referenced | |
| 885 unsigned naked; // !=0 if function is to be naked | |
| 886 | |
| 887 AsmStatement(Loc loc, Token *tokens); | |
| 888 Statement *syntaxCopy(); | |
| 889 Statement *semantic(Scope *sc); | |
| 890 int blockExit(); | |
| 891 int comeFrom(); | |
| 892 | |
| 893 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 894 virtual AsmStatement *isAsmStatement() { return this; } | |
| 895 | |
| 896 void toIR(IRState *irs); | |
| 897 | |
| 898 // LDC | |
| 899 // non-zero if this is a branch, contains the target labels identifier | |
| 900 Identifier* isBranchToLabel; | |
| 901 | |
| 902 void toNakedIR(IRState *irs); | |
| 903 }; | |
| 904 | |
| 905 struct AsmBlockStatement : CompoundStatement | |
| 906 { | |
| 907 TryFinallyStatement* enclosingFinally; | |
| 908 Statement* enclosingScopeExit; | |
| 909 | |
| 910 AsmBlockStatement(Loc loc, Statements *s); | |
| 911 Statements *flatten(Scope *sc); | |
| 912 Statement *syntaxCopy(); | |
| 913 Statement *semantic(Scope *sc); | |
| 914 | |
| 915 CompoundStatement *isCompoundStatement() { return NULL; } | |
| 916 AsmBlockStatement *isAsmBlockStatement() { return this; } | |
| 917 | |
| 918 void toIR(IRState *irs); | |
| 919 void toNakedIR(IRState *irs); | |
| 920 AsmBlockStatement* endsWithAsm(); | |
| 921 | |
| 922 llvm::Value* abiret; | |
| 923 }; | |
| 924 | |
| 925 #endif /* DMD_STATEMENT_H */ |