Mercurial > projects > ldc
annotate dmd/statement.h @ 309:d59c363fccad trunk
[svn r330] Implemented synchronized statements.
Changed the tryfinally handlers to a more generalized EnclosingHandler.
Changed ClassInfoS to be mutable so they can be used as locks.
Added new BB after throw ala return/break etc.
| author | lindquist |
|---|---|
| date | Sat, 28 Jun 2008 11:37:53 +0200 |
| parents | 2b72433d5c8c |
| children | aaade6ded589 |
| rev | line source |
|---|---|
| 1 | 1 |
| 2 // Compiler implementation of the D programming language | |
| 3 // Copyright (c) 1999-2007 by Digital Mars | |
| 4 // All Rights Reserved | |
| 5 // written by Walter Bright | |
| 6 // http://www.digitalmars.com | |
| 7 // License for redistribution is by either the Artistic License | |
| 8 // in artistic.txt, or the GNU General Public License in gnu.txt. | |
| 9 // See the included readme.txt for details. | |
| 10 | |
| 11 #ifndef DMD_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; | |
| 41 struct Argument; | |
| 42 struct StaticAssert; | |
| 43 struct AsmStatement; | |
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44 struct AsmBlockStatement; |
| 1 | 45 struct GotoStatement; |
| 46 struct ScopeStatement; | |
| 47 struct TryCatchStatement; | |
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48 struct TryFinallyStatement; |
| 1 | 49 struct HdrGenState; |
| 50 struct InterState; | |
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51 struct CaseStatement; |
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52 struct LabelStatement; |
| 309 | 53 struct VolatileStatement; |
| 54 struct SynchronizedStatement; | |
| 1 | 55 |
| 56 enum TOK; | |
| 57 | |
| 58 namespace llvm | |
| 59 { | |
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60 class Value; |
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61 class BasicBlock; |
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62 class ConstantInt; |
| 1 | 63 } |
| 64 | |
| 65 // Back end | |
| 66 struct IRState; | |
| 67 struct Blockx; | |
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68 #if IN_LLVM |
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69 struct DValue; |
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70 typedef DValue elem; |
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71 #endif |
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72 |
| 1 | 73 #if IN_GCC |
| 74 union tree_node; typedef union tree_node block; | |
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75 //union tree_node; typedef union tree_node elem; |
| 1 | 76 #else |
| 77 struct block; | |
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78 //struct elem; |
| 1 | 79 #endif |
| 80 struct code; | |
| 81 | |
| 309 | 82 // LLVMDC this is used for tracking try-finally, synchronized and volatile scopes |
| 83 // definitions in gen/llvmhelpers.cpp | |
| 84 struct EnclosingHandler : Object | |
| 85 { | |
| 86 virtual void emitCode(IRState* p) = 0; | |
| 87 virtual EnclosingHandler* getEnclosing() = 0; | |
| 88 }; | |
| 89 struct EnclosingTryFinally : EnclosingHandler | |
| 90 { | |
| 91 TryFinallyStatement* tf; | |
| 92 void emitCode(IRState* p); | |
| 93 EnclosingHandler* getEnclosing(); | |
| 94 EnclosingTryFinally(TryFinallyStatement* _tf) : tf(_tf) {} | |
| 95 }; | |
| 96 struct EnclosingVolatile : EnclosingHandler | |
| 97 { | |
| 98 VolatileStatement* v; | |
| 99 void emitCode(IRState* p); | |
| 100 EnclosingHandler* getEnclosing(); | |
| 101 EnclosingVolatile(VolatileStatement* _tf) : v(_tf) {} | |
| 102 }; | |
| 103 struct EnclosingSynchro : EnclosingHandler | |
| 104 { | |
| 105 SynchronizedStatement* s; | |
| 106 void emitCode(IRState* p); | |
| 107 EnclosingHandler* getEnclosing(); | |
| 108 EnclosingSynchro(SynchronizedStatement* _tf) : s(_tf) {} | |
| 109 }; | |
| 110 | |
| 1 | 111 struct Statement : Object |
| 112 { | |
| 113 Loc loc; | |
| 114 | |
| 115 Statement(Loc loc); | |
| 116 virtual Statement *syntaxCopy(); | |
| 117 | |
| 118 void print(); | |
| 119 char *toChars(); | |
| 120 | |
| 121 void error(const char *format, ...); | |
| 122 virtual void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 123 virtual TryCatchStatement *isTryCatchStatement() { return NULL; } | |
| 124 virtual GotoStatement *isGotoStatement() { return NULL; } | |
| 125 virtual AsmStatement *isAsmStatement() { return NULL; } | |
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126 virtual AsmBlockStatement *isAsmBlockStatement() { return NULL; } |
| 1 | 127 #ifdef _DH |
| 128 int incontract; | |
| 129 #endif | |
| 130 virtual ScopeStatement *isScopeStatement() { return NULL; } | |
| 131 virtual Statement *semantic(Scope *sc); | |
| 132 Statement *semanticScope(Scope *sc, Statement *sbreak, Statement *scontinue); | |
| 133 virtual int hasBreak(); | |
| 134 virtual int hasContinue(); | |
| 135 virtual int usesEH(); | |
| 136 virtual int fallOffEnd(); | |
| 137 virtual int comeFrom(); | |
| 138 virtual void scopeCode(Statement **sentry, Statement **sexit, Statement **sfinally); | |
| 139 virtual Statements *flatten(Scope *sc); | |
| 140 virtual Expression *interpret(InterState *istate); | |
| 141 | |
| 142 virtual int inlineCost(InlineCostState *ics); | |
| 143 virtual Expression *doInline(InlineDoState *ids); | |
| 144 virtual Statement *inlineScan(InlineScanState *iss); | |
| 145 | |
| 146 // Back end | |
| 147 virtual void toIR(IRState *irs); | |
| 148 | |
| 149 // Avoid dynamic_cast | |
| 150 virtual DeclarationStatement *isDeclarationStatement() { return NULL; } | |
| 151 virtual CompoundStatement *isCompoundStatement() { return NULL; } | |
| 152 virtual ReturnStatement *isReturnStatement() { return NULL; } | |
| 153 virtual IfStatement *isIfStatement() { return NULL; } | |
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154 virtual CaseStatement* isCaseStatement() { return NULL; } |
| 1 | 155 }; |
| 156 | |
| 157 struct ExpStatement : Statement | |
| 158 { | |
| 159 Expression *exp; | |
| 160 | |
| 161 ExpStatement(Loc loc, Expression *exp); | |
| 162 Statement *syntaxCopy(); | |
| 163 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 164 Statement *semantic(Scope *sc); | |
| 165 Expression *interpret(InterState *istate); | |
| 166 int fallOffEnd(); | |
| 167 | |
| 168 int inlineCost(InlineCostState *ics); | |
| 169 Expression *doInline(InlineDoState *ids); | |
| 170 Statement *inlineScan(InlineScanState *iss); | |
| 171 | |
| 172 void toIR(IRState *irs); | |
| 173 }; | |
| 174 | |
| 175 struct CompileStatement : Statement | |
| 176 { | |
| 177 Expression *exp; | |
| 178 | |
| 179 CompileStatement(Loc loc, Expression *exp); | |
| 180 Statement *syntaxCopy(); | |
| 181 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 182 Statement *semantic(Scope *sc); | |
| 183 }; | |
| 184 | |
| 185 struct DeclarationStatement : ExpStatement | |
| 186 { | |
| 187 // Doing declarations as an expression, rather than a statement, | |
| 188 // makes inlining functions much easier. | |
| 189 | |
| 190 DeclarationStatement(Loc loc, Dsymbol *s); | |
| 191 DeclarationStatement(Loc loc, Expression *exp); | |
| 192 Statement *syntaxCopy(); | |
| 193 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 194 void scopeCode(Statement **sentry, Statement **sexit, Statement **sfinally); | |
| 195 | |
| 196 DeclarationStatement *isDeclarationStatement() { return this; } | |
| 197 }; | |
| 198 | |
| 199 struct CompoundStatement : Statement | |
| 200 { | |
| 201 Statements *statements; | |
| 202 | |
| 203 CompoundStatement(Loc loc, Statements *s); | |
| 204 CompoundStatement(Loc loc, Statement *s1, Statement *s2); | |
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205 virtual Statement *syntaxCopy(); |
| 1 | 206 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); |
| 207 Statement *semantic(Scope *sc); | |
| 208 int usesEH(); | |
| 209 int fallOffEnd(); | |
| 210 int comeFrom(); | |
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211 virtual Statements *flatten(Scope *sc); |
| 1 | 212 ReturnStatement *isReturnStatement(); |
| 213 Expression *interpret(InterState *istate); | |
| 214 | |
| 215 int inlineCost(InlineCostState *ics); | |
| 216 Expression *doInline(InlineDoState *ids); | |
| 217 Statement *inlineScan(InlineScanState *iss); | |
| 218 | |
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219 virtual void toIR(IRState *irs); |
| 1 | 220 |
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221 virtual CompoundStatement *isCompoundStatement() { return this; } |
| 1 | 222 }; |
| 223 | |
| 224 /* The purpose of this is so that continue will go to the next | |
| 225 * of the statements, and break will go to the end of the statements. | |
| 226 */ | |
| 227 struct UnrolledLoopStatement : Statement | |
| 228 { | |
| 229 Statements *statements; | |
| 309 | 230 EnclosingHandler* enclosinghandler; |
| 1 | 231 |
| 232 UnrolledLoopStatement(Loc loc, Statements *statements); | |
| 233 Statement *syntaxCopy(); | |
| 234 Statement *semantic(Scope *sc); | |
| 235 int hasBreak(); | |
| 236 int hasContinue(); | |
| 237 int usesEH(); | |
| 238 int fallOffEnd(); | |
| 239 int comeFrom(); | |
| 240 Expression *interpret(InterState *istate); | |
| 241 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 242 | |
| 243 int inlineCost(InlineCostState *ics); | |
| 244 Expression *doInline(InlineDoState *ids); | |
| 245 Statement *inlineScan(InlineScanState *iss); | |
| 246 | |
| 247 void toIR(IRState *irs); | |
| 248 }; | |
| 249 | |
| 250 struct ScopeStatement : Statement | |
| 251 { | |
| 252 Statement *statement; | |
| 253 | |
| 254 ScopeStatement(Loc loc, Statement *s); | |
| 255 Statement *syntaxCopy(); | |
| 256 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 257 ScopeStatement *isScopeStatement() { return this; } | |
| 258 Statement *semantic(Scope *sc); | |
| 259 int hasBreak(); | |
| 260 int hasContinue(); | |
| 261 int usesEH(); | |
| 262 int fallOffEnd(); | |
| 263 int comeFrom(); | |
| 264 Expression *interpret(InterState *istate); | |
| 265 | |
| 266 Statement *inlineScan(InlineScanState *iss); | |
| 267 | |
| 268 void toIR(IRState *irs); | |
| 269 }; | |
| 270 | |
| 271 struct WhileStatement : Statement | |
| 272 { | |
| 273 Expression *condition; | |
| 274 Statement *body; | |
| 309 | 275 EnclosingHandler* enclosinghandler; |
| 1 | 276 |
| 277 WhileStatement(Loc loc, Expression *c, Statement *b); | |
| 278 Statement *syntaxCopy(); | |
| 279 Statement *semantic(Scope *sc); | |
| 280 int hasBreak(); | |
| 281 int hasContinue(); | |
| 282 int usesEH(); | |
| 283 int fallOffEnd(); | |
| 284 int comeFrom(); | |
| 285 Expression *interpret(InterState *istate); | |
| 286 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 287 | |
| 288 Statement *inlineScan(InlineScanState *iss); | |
| 289 | |
| 290 void toIR(IRState *irs); | |
| 291 }; | |
| 292 | |
| 293 struct DoStatement : Statement | |
| 294 { | |
| 295 Statement *body; | |
| 296 Expression *condition; | |
| 309 | 297 EnclosingHandler* enclosinghandler; |
| 1 | 298 |
| 299 DoStatement(Loc loc, Statement *b, Expression *c); | |
| 300 Statement *syntaxCopy(); | |
| 301 Statement *semantic(Scope *sc); | |
| 302 int hasBreak(); | |
| 303 int hasContinue(); | |
| 304 int usesEH(); | |
| 305 int fallOffEnd(); | |
| 306 int comeFrom(); | |
| 307 Expression *interpret(InterState *istate); | |
| 308 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 309 | |
| 310 Statement *inlineScan(InlineScanState *iss); | |
| 311 | |
| 312 void toIR(IRState *irs); | |
| 313 }; | |
| 314 | |
| 315 struct ForStatement : Statement | |
| 316 { | |
| 317 Statement *init; | |
| 318 Expression *condition; | |
| 319 Expression *increment; | |
| 320 Statement *body; | |
| 309 | 321 EnclosingHandler* enclosinghandler; |
| 1 | 322 |
| 323 ForStatement(Loc loc, Statement *init, Expression *condition, Expression *increment, Statement *body); | |
| 324 Statement *syntaxCopy(); | |
| 325 Statement *semantic(Scope *sc); | |
| 326 void scopeCode(Statement **sentry, Statement **sexit, Statement **sfinally); | |
| 327 int hasBreak(); | |
| 328 int hasContinue(); | |
| 329 int usesEH(); | |
| 330 int fallOffEnd(); | |
| 331 int comeFrom(); | |
| 332 Expression *interpret(InterState *istate); | |
| 333 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 334 | |
| 335 Statement *inlineScan(InlineScanState *iss); | |
| 336 | |
| 337 void toIR(IRState *irs); | |
| 338 }; | |
| 339 | |
| 340 struct ForeachStatement : Statement | |
| 341 { | |
| 342 enum TOK op; // TOKforeach or TOKforeach_reverse | |
| 343 Arguments *arguments; // array of Argument*'s | |
| 344 Expression *aggr; | |
| 345 Statement *body; | |
| 309 | 346 EnclosingHandler* enclosinghandler; |
| 1 | 347 |
| 348 VarDeclaration *key; | |
| 349 VarDeclaration *value; | |
| 350 | |
| 351 FuncDeclaration *func; // function we're lexically in | |
| 352 | |
| 353 Array cases; // put breaks, continues, gotos and returns here | |
| 354 Array gotos; // forward referenced goto's go here | |
| 355 | |
| 356 ForeachStatement(Loc loc, enum TOK op, Arguments *arguments, Expression *aggr, Statement *body); | |
| 357 Statement *syntaxCopy(); | |
| 358 Statement *semantic(Scope *sc); | |
| 359 int hasBreak(); | |
| 360 int hasContinue(); | |
| 361 int usesEH(); | |
| 362 int fallOffEnd(); | |
| 363 int comeFrom(); | |
| 364 Expression *interpret(InterState *istate); | |
| 365 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 366 | |
| 367 Statement *inlineScan(InlineScanState *iss); | |
| 368 | |
| 369 void toIR(IRState *irs); | |
| 370 }; | |
| 371 | |
| 372 struct IfStatement : Statement | |
| 373 { | |
| 374 Argument *arg; | |
| 375 Expression *condition; | |
| 376 Statement *ifbody; | |
| 377 Statement *elsebody; | |
| 378 | |
| 379 VarDeclaration *match; // for MatchExpression results | |
| 380 | |
| 381 IfStatement(Loc loc, Argument *arg, Expression *condition, Statement *ifbody, Statement *elsebody); | |
| 382 Statement *syntaxCopy(); | |
| 383 Statement *semantic(Scope *sc); | |
| 384 Expression *interpret(InterState *istate); | |
| 385 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 386 int usesEH(); | |
| 387 int fallOffEnd(); | |
| 388 IfStatement *isIfStatement() { return this; } | |
| 389 | |
| 390 int inlineCost(InlineCostState *ics); | |
| 391 Expression *doInline(InlineDoState *ids); | |
| 392 Statement *inlineScan(InlineScanState *iss); | |
| 393 | |
| 394 void toIR(IRState *irs); | |
| 395 }; | |
| 396 | |
| 397 struct ConditionalStatement : Statement | |
| 398 { | |
| 399 Condition *condition; | |
| 400 Statement *ifbody; | |
| 401 Statement *elsebody; | |
| 402 | |
| 403 ConditionalStatement(Loc loc, Condition *condition, Statement *ifbody, Statement *elsebody); | |
| 404 Statement *syntaxCopy(); | |
| 405 Statement *semantic(Scope *sc); | |
| 406 Statements *flatten(Scope *sc); | |
| 407 int usesEH(); | |
| 408 | |
| 409 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 410 }; | |
| 411 | |
| 412 struct PragmaStatement : Statement | |
| 413 { | |
| 414 Identifier *ident; | |
| 415 Expressions *args; // array of Expression's | |
| 416 Statement *body; | |
| 417 | |
| 418 PragmaStatement(Loc loc, Identifier *ident, Expressions *args, Statement *body); | |
| 419 Statement *syntaxCopy(); | |
| 420 Statement *semantic(Scope *sc); | |
| 421 int usesEH(); | |
| 422 int fallOffEnd(); | |
| 423 | |
| 424 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 425 }; | |
| 426 | |
| 427 struct StaticAssertStatement : Statement | |
| 428 { | |
| 429 StaticAssert *sa; | |
| 430 | |
| 431 StaticAssertStatement(StaticAssert *sa); | |
| 432 Statement *syntaxCopy(); | |
| 433 Statement *semantic(Scope *sc); | |
| 434 | |
| 435 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 436 }; | |
| 437 | |
| 438 struct SwitchStatement : Statement | |
| 439 { | |
| 440 Expression *condition; | |
| 441 Statement *body; | |
| 442 DefaultStatement *sdefault; | |
| 309 | 443 EnclosingHandler* enclosinghandler; |
| 1 | 444 |
| 445 Array gotoCases; // array of unresolved GotoCaseStatement's | |
| 446 Array *cases; // array of CaseStatement's | |
| 447 int hasNoDefault; // !=0 if no default statement | |
| 448 | |
| 449 SwitchStatement(Loc loc, Expression *c, Statement *b); | |
| 450 Statement *syntaxCopy(); | |
| 451 Statement *semantic(Scope *sc); | |
| 452 int hasBreak(); | |
| 453 int usesEH(); | |
| 454 int fallOffEnd(); | |
| 455 Expression *interpret(InterState *istate); | |
| 456 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 457 | |
| 458 Statement *inlineScan(InlineScanState *iss); | |
| 459 | |
| 460 void toIR(IRState *irs); | |
| 461 }; | |
| 462 | |
| 463 struct CaseStatement : Statement | |
| 464 { | |
| 465 Expression *exp; | |
| 466 Statement *statement; | |
| 467 int index; // which case it is (since we sort this) | |
| 468 block *cblock; // back end: label for the block | |
| 469 | |
| 470 CaseStatement(Loc loc, Expression *exp, Statement *s); | |
| 471 Statement *syntaxCopy(); | |
| 472 Statement *semantic(Scope *sc); | |
| 473 int compare(Object *obj); | |
| 474 int usesEH(); | |
| 475 int fallOffEnd(); | |
| 476 int comeFrom(); | |
| 477 Expression *interpret(InterState *istate); | |
| 478 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 479 | |
| 480 Statement *inlineScan(InlineScanState *iss); | |
| 481 | |
| 482 void toIR(IRState *irs); | |
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483 |
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484 CaseStatement* isCaseStatement() { return this; } |
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485 |
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486 // LLVMDC |
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487 llvm::BasicBlock* bodyBB; |
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488 llvm::ConstantInt* llvmIdx; |
| 1 | 489 }; |
| 490 | |
| 491 struct DefaultStatement : Statement | |
| 492 { | |
| 493 Statement *statement; | |
| 494 #if IN_GCC | |
| 495 block *cblock; // back end: label for the block | |
| 496 #endif | |
| 497 | |
| 498 DefaultStatement(Loc loc, Statement *s); | |
| 499 Statement *syntaxCopy(); | |
| 500 Statement *semantic(Scope *sc); | |
| 501 int usesEH(); | |
| 502 int fallOffEnd(); | |
| 503 int comeFrom(); | |
| 504 Expression *interpret(InterState *istate); | |
| 505 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 506 | |
| 507 Statement *inlineScan(InlineScanState *iss); | |
| 508 | |
| 509 void toIR(IRState *irs); | |
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510 |
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511 // LLVMDC |
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512 llvm::BasicBlock* bodyBB; |
| 1 | 513 }; |
| 514 | |
| 515 struct GotoDefaultStatement : Statement | |
| 516 { | |
| 517 SwitchStatement *sw; | |
| 309 | 518 EnclosingHandler* enclosinghandler; |
| 1 | 519 |
| 520 GotoDefaultStatement(Loc loc); | |
| 521 Statement *syntaxCopy(); | |
| 522 Statement *semantic(Scope *sc); | |
| 523 Expression *interpret(InterState *istate); | |
| 524 int fallOffEnd(); | |
| 525 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 526 | |
| 527 void toIR(IRState *irs); | |
| 528 }; | |
| 529 | |
| 530 struct GotoCaseStatement : Statement | |
| 531 { | |
| 532 Expression *exp; // NULL, or which case to goto | |
| 533 CaseStatement *cs; // case statement it resolves to | |
| 309 | 534 EnclosingHandler* enclosinghandler; |
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535 SwitchStatement *sw; |
| 1 | 536 |
| 537 GotoCaseStatement(Loc loc, Expression *exp); | |
| 538 Statement *syntaxCopy(); | |
| 539 Statement *semantic(Scope *sc); | |
| 540 Expression *interpret(InterState *istate); | |
| 541 int fallOffEnd(); | |
| 542 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 543 | |
| 544 void toIR(IRState *irs); | |
| 545 }; | |
| 546 | |
| 547 struct SwitchErrorStatement : Statement | |
| 548 { | |
| 549 SwitchErrorStatement(Loc loc); | |
| 550 int fallOffEnd(); | |
| 551 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 552 | |
| 553 void toIR(IRState *irs); | |
| 554 }; | |
| 555 | |
| 556 struct ReturnStatement : Statement | |
| 557 { | |
| 558 Expression *exp; | |
| 309 | 559 EnclosingHandler* enclosinghandler; |
| 1 | 560 |
| 561 ReturnStatement(Loc loc, Expression *exp); | |
| 562 Statement *syntaxCopy(); | |
| 563 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 564 Statement *semantic(Scope *sc); | |
| 565 int fallOffEnd(); | |
| 566 Expression *interpret(InterState *istate); | |
| 567 | |
| 568 int inlineCost(InlineCostState *ics); | |
| 569 Expression *doInline(InlineDoState *ids); | |
| 570 Statement *inlineScan(InlineScanState *iss); | |
| 571 | |
| 572 void toIR(IRState *irs); | |
| 573 | |
| 574 ReturnStatement *isReturnStatement() { return this; } | |
| 575 }; | |
| 576 | |
| 577 struct BreakStatement : Statement | |
| 578 { | |
| 579 Identifier *ident; | |
| 309 | 580 EnclosingHandler* enclosinghandler; |
| 1 | 581 |
| 582 BreakStatement(Loc loc, Identifier *ident); | |
| 583 Statement *syntaxCopy(); | |
| 584 Statement *semantic(Scope *sc); | |
| 585 Expression *interpret(InterState *istate); | |
| 586 int fallOffEnd(); | |
| 587 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 588 | |
| 589 void toIR(IRState *irs); | |
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590 |
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591 // LLVMDC: only set if ident is set: label statement to jump to |
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592 LabelStatement *target; |
| 1 | 593 }; |
| 594 | |
| 595 struct ContinueStatement : Statement | |
| 596 { | |
| 597 Identifier *ident; | |
| 309 | 598 EnclosingHandler* enclosinghandler; |
| 1 | 599 |
| 600 ContinueStatement(Loc loc, Identifier *ident); | |
| 601 Statement *syntaxCopy(); | |
| 602 Statement *semantic(Scope *sc); | |
| 603 Expression *interpret(InterState *istate); | |
| 604 int fallOffEnd(); | |
| 605 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 606 | |
| 607 void toIR(IRState *irs); | |
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608 |
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609 // LLVMDC: only set if ident is set: label statement to jump to |
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610 LabelStatement *target; |
| 1 | 611 }; |
| 612 | |
| 613 struct SynchronizedStatement : Statement | |
| 614 { | |
| 615 Expression *exp; | |
| 616 Statement *body; | |
| 309 | 617 EnclosingHandler* enclosinghandler; |
| 1 | 618 |
| 619 SynchronizedStatement(Loc loc, Expression *exp, Statement *body); | |
| 620 Statement *syntaxCopy(); | |
| 621 Statement *semantic(Scope *sc); | |
| 622 int hasBreak(); | |
| 623 int hasContinue(); | |
| 624 int usesEH(); | |
| 625 int fallOffEnd(); | |
| 626 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 627 | |
| 628 Statement *inlineScan(InlineScanState *iss); | |
| 629 | |
| 630 // Back end | |
| 631 elem *esync; | |
| 632 SynchronizedStatement(Loc loc, elem *esync, Statement *body); | |
| 633 void toIR(IRState *irs); | |
| 309 | 634 llvm::Value* llsync; |
| 1 | 635 }; |
| 636 | |
| 637 struct WithStatement : Statement | |
| 638 { | |
| 639 Expression *exp; | |
| 640 Statement *body; | |
| 641 VarDeclaration *wthis; | |
| 642 | |
| 643 WithStatement(Loc loc, Expression *exp, Statement *body); | |
| 644 Statement *syntaxCopy(); | |
| 645 Statement *semantic(Scope *sc); | |
| 646 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 647 int usesEH(); | |
| 648 int fallOffEnd(); | |
| 649 | |
| 650 Statement *inlineScan(InlineScanState *iss); | |
| 651 | |
| 652 void toIR(IRState *irs); | |
| 653 }; | |
| 654 | |
| 655 struct TryCatchStatement : Statement | |
| 656 { | |
| 657 Statement *body; | |
| 658 Array *catches; | |
| 659 | |
| 660 TryCatchStatement(Loc loc, Statement *body, Array *catches); | |
| 661 Statement *syntaxCopy(); | |
| 662 Statement *semantic(Scope *sc); | |
| 663 int hasBreak(); | |
| 664 int usesEH(); | |
| 665 int fallOffEnd(); | |
| 666 | |
| 667 Statement *inlineScan(InlineScanState *iss); | |
| 668 | |
| 669 void toIR(IRState *irs); | |
| 670 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 671 TryCatchStatement *isTryCatchStatement() { return this; } | |
| 672 }; | |
| 673 | |
| 674 struct Catch : Object | |
| 675 { | |
| 676 Loc loc; | |
| 677 Type *type; | |
| 678 Identifier *ident; | |
| 679 VarDeclaration *var; | |
| 680 Statement *handler; | |
| 681 | |
| 682 Catch(Loc loc, Type *t, Identifier *id, Statement *handler); | |
| 683 Catch *syntaxCopy(); | |
| 684 void semantic(Scope *sc); | |
| 685 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 686 }; | |
| 687 | |
| 688 struct TryFinallyStatement : Statement | |
| 689 { | |
| 690 Statement *body; | |
| 691 Statement *finalbody; | |
| 309 | 692 EnclosingHandler* enclosinghandler; |
| 1 | 693 |
| 694 TryFinallyStatement(Loc loc, Statement *body, Statement *finalbody); | |
| 695 Statement *syntaxCopy(); | |
| 696 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 697 Statement *semantic(Scope *sc); | |
| 698 int hasBreak(); | |
| 699 int hasContinue(); | |
| 700 int usesEH(); | |
| 701 int fallOffEnd(); | |
| 702 | |
| 703 Statement *inlineScan(InlineScanState *iss); | |
| 704 | |
| 705 void toIR(IRState *irs); | |
| 706 }; | |
| 707 | |
| 708 struct OnScopeStatement : Statement | |
| 709 { | |
| 710 TOK tok; | |
| 711 Statement *statement; | |
| 712 | |
| 713 OnScopeStatement(Loc loc, TOK tok, Statement *statement); | |
| 714 Statement *syntaxCopy(); | |
| 715 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 716 Statement *semantic(Scope *sc); | |
| 717 int usesEH(); | |
| 718 void scopeCode(Statement **sentry, Statement **sexit, Statement **sfinally); | |
| 719 | |
| 720 void toIR(IRState *irs); | |
| 721 }; | |
| 722 | |
| 723 struct ThrowStatement : Statement | |
| 724 { | |
| 725 Expression *exp; | |
| 726 | |
| 727 ThrowStatement(Loc loc, Expression *exp); | |
| 728 Statement *syntaxCopy(); | |
| 729 Statement *semantic(Scope *sc); | |
| 730 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 731 int fallOffEnd(); | |
| 732 | |
| 733 Statement *inlineScan(InlineScanState *iss); | |
| 734 | |
| 735 void toIR(IRState *irs); | |
| 736 }; | |
| 737 | |
| 738 struct VolatileStatement : Statement | |
| 739 { | |
| 740 Statement *statement; | |
| 309 | 741 EnclosingHandler* enclosinghandler; |
| 1 | 742 |
| 743 VolatileStatement(Loc loc, Statement *statement); | |
| 744 Statement *syntaxCopy(); | |
| 745 Statement *semantic(Scope *sc); | |
| 746 Statements *flatten(Scope *sc); | |
| 747 int fallOffEnd(); | |
| 748 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 749 | |
| 750 Statement *inlineScan(InlineScanState *iss); | |
| 751 | |
| 752 void toIR(IRState *irs); | |
| 753 }; | |
| 754 | |
| 755 struct GotoStatement : Statement | |
| 756 { | |
| 757 Identifier *ident; | |
| 758 LabelDsymbol *label; | |
| 759 TryFinallyStatement *tf; | |
| 309 | 760 EnclosingHandler* enclosinghandler; |
| 1 | 761 |
| 762 GotoStatement(Loc loc, Identifier *ident); | |
| 763 Statement *syntaxCopy(); | |
| 764 Statement *semantic(Scope *sc); | |
| 765 int fallOffEnd(); | |
| 766 Expression *interpret(InterState *istate); | |
| 767 | |
| 768 void toIR(IRState *irs); | |
| 769 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 770 GotoStatement *isGotoStatement() { return this; } | |
| 771 }; | |
| 772 | |
| 773 struct LabelStatement : Statement | |
| 774 { | |
| 775 Identifier *ident; | |
| 776 Statement *statement; | |
| 777 TryFinallyStatement *tf; | |
| 309 | 778 EnclosingHandler* enclosinghandler; |
| 1 | 779 block *lblock; // back end |
| 780 int isReturnLabel; | |
| 781 | |
| 782 LabelStatement(Loc loc, Identifier *ident, Statement *statement); | |
| 783 Statement *syntaxCopy(); | |
| 784 Statement *semantic(Scope *sc); | |
| 785 Statements *flatten(Scope *sc); | |
| 786 int usesEH(); | |
| 787 int fallOffEnd(); | |
| 788 int comeFrom(); | |
| 789 Expression *interpret(InterState *istate); | |
| 790 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 791 | |
| 792 Statement *inlineScan(InlineScanState *iss); | |
| 793 | |
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794 void toIR(IRState *irs); |
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795 |
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796 // LLVMDC |
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797 llvm::BasicBlock* llvmBB; |
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798 bool asmLabel; // for labels inside inline assembler |
| 1 | 799 }; |
| 800 | |
| 801 struct LabelDsymbol : Dsymbol | |
| 802 { | |
| 803 LabelStatement *statement; | |
| 804 | |
| 805 LabelDsymbol(Identifier *ident); | |
| 806 LabelDsymbol *isLabel(); | |
| 807 }; | |
| 808 | |
| 809 struct AsmStatement : Statement | |
| 810 { | |
| 811 Token *tokens; | |
| 812 code *asmcode; | |
| 813 unsigned asmalign; // alignment of this statement | |
| 814 unsigned refparam; // !=0 if function parameter is referenced | |
| 815 unsigned naked; // !=0 if function is to be naked | |
| 816 unsigned regs; // mask of registers modified | |
| 817 | |
| 818 AsmStatement(Loc loc, Token *tokens); | |
| 819 Statement *syntaxCopy(); | |
| 820 Statement *semantic(Scope *sc); | |
| 821 int comeFrom(); | |
| 822 | |
| 823 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 824 virtual AsmStatement *isAsmStatement() { return this; } | |
| 825 | |
| 826 void toIR(IRState *irs); | |
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827 |
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828 // LLVMDC |
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829 // non-zero if this is a branch, contains the target labels identifier |
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830 Identifier* isBranchToLabel; |
| 1 | 831 }; |
| 832 | |
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833 struct AsmBlockStatement : CompoundStatement |
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834 { |
| 309 | 835 EnclosingHandler* enclosinghandler; |
| 302 | 836 |
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837 AsmBlockStatement(Loc loc, Statements *s); |
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838 Statements *flatten(Scope *sc); |
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839 Statement *syntaxCopy(); |
| 302 | 840 Statement *semantic(Scope *sc); |
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841 |
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842 CompoundStatement *isCompoundStatement() { return NULL; } |
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843 AsmBlockStatement *isAsmBlockStatement() { return this; } |
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844 |
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845 void toIR(IRState *irs); |
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846 }; |
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847 |
| 1 | 848 #endif /* DMD_STATEMENT_H */ |