Mercurial > projects > ldc
annotate dmd/statement.h @ 299:df8a7b8d5929 trunk
[svn r320] Begun work on branches out of asm blocks. Unfinished.
| author | ChristianK |
|---|---|
| date | Tue, 24 Jun 2008 21:38:23 +0200 |
| parents | 88252a1af660 |
| children | bef811104734 |
| 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; |
| 1 | 53 |
| 54 enum TOK; | |
| 55 | |
| 56 namespace llvm | |
| 57 { | |
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58 class Value; |
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59 class BasicBlock; |
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60 class ConstantInt; |
| 1 | 61 } |
| 62 | |
| 63 // Back end | |
| 64 struct IRState; | |
| 65 struct Blockx; | |
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66 #if IN_LLVM |
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67 struct DValue; |
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68 typedef DValue elem; |
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69 #endif |
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70 |
| 1 | 71 #if IN_GCC |
| 72 union tree_node; typedef union tree_node block; | |
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73 //union tree_node; typedef union tree_node elem; |
| 1 | 74 #else |
| 75 struct block; | |
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76 //struct elem; |
| 1 | 77 #endif |
| 78 struct code; | |
| 79 | |
| 80 struct Statement : Object | |
| 81 { | |
| 82 Loc loc; | |
| 83 | |
| 84 Statement(Loc loc); | |
| 85 virtual Statement *syntaxCopy(); | |
| 86 | |
| 87 void print(); | |
| 88 char *toChars(); | |
| 89 | |
| 90 void error(const char *format, ...); | |
| 91 virtual void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 92 virtual TryCatchStatement *isTryCatchStatement() { return NULL; } | |
| 93 virtual GotoStatement *isGotoStatement() { return NULL; } | |
| 94 virtual AsmStatement *isAsmStatement() { return NULL; } | |
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95 virtual AsmBlockStatement *isAsmBlockStatement() { return NULL; } |
| 1 | 96 #ifdef _DH |
| 97 int incontract; | |
| 98 #endif | |
| 99 virtual ScopeStatement *isScopeStatement() { return NULL; } | |
| 100 virtual Statement *semantic(Scope *sc); | |
| 101 Statement *semanticScope(Scope *sc, Statement *sbreak, Statement *scontinue); | |
| 102 virtual int hasBreak(); | |
| 103 virtual int hasContinue(); | |
| 104 virtual int usesEH(); | |
| 105 virtual int fallOffEnd(); | |
| 106 virtual int comeFrom(); | |
| 107 virtual void scopeCode(Statement **sentry, Statement **sexit, Statement **sfinally); | |
| 108 virtual Statements *flatten(Scope *sc); | |
| 109 virtual Expression *interpret(InterState *istate); | |
| 110 | |
| 111 virtual int inlineCost(InlineCostState *ics); | |
| 112 virtual Expression *doInline(InlineDoState *ids); | |
| 113 virtual Statement *inlineScan(InlineScanState *iss); | |
| 114 | |
| 115 // Back end | |
| 116 virtual void toIR(IRState *irs); | |
| 117 | |
| 118 // Avoid dynamic_cast | |
| 119 virtual DeclarationStatement *isDeclarationStatement() { return NULL; } | |
| 120 virtual CompoundStatement *isCompoundStatement() { return NULL; } | |
| 121 virtual ReturnStatement *isReturnStatement() { return NULL; } | |
| 122 virtual IfStatement *isIfStatement() { return NULL; } | |
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123 virtual CaseStatement* isCaseStatement() { return NULL; } |
| 1 | 124 }; |
| 125 | |
| 126 struct ExpStatement : Statement | |
| 127 { | |
| 128 Expression *exp; | |
| 129 | |
| 130 ExpStatement(Loc loc, Expression *exp); | |
| 131 Statement *syntaxCopy(); | |
| 132 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 133 Statement *semantic(Scope *sc); | |
| 134 Expression *interpret(InterState *istate); | |
| 135 int fallOffEnd(); | |
| 136 | |
| 137 int inlineCost(InlineCostState *ics); | |
| 138 Expression *doInline(InlineDoState *ids); | |
| 139 Statement *inlineScan(InlineScanState *iss); | |
| 140 | |
| 141 void toIR(IRState *irs); | |
| 142 }; | |
| 143 | |
| 144 struct CompileStatement : Statement | |
| 145 { | |
| 146 Expression *exp; | |
| 147 | |
| 148 CompileStatement(Loc loc, Expression *exp); | |
| 149 Statement *syntaxCopy(); | |
| 150 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 151 Statement *semantic(Scope *sc); | |
| 152 }; | |
| 153 | |
| 154 struct DeclarationStatement : ExpStatement | |
| 155 { | |
| 156 // Doing declarations as an expression, rather than a statement, | |
| 157 // makes inlining functions much easier. | |
| 158 | |
| 159 DeclarationStatement(Loc loc, Dsymbol *s); | |
| 160 DeclarationStatement(Loc loc, Expression *exp); | |
| 161 Statement *syntaxCopy(); | |
| 162 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 163 void scopeCode(Statement **sentry, Statement **sexit, Statement **sfinally); | |
| 164 | |
| 165 DeclarationStatement *isDeclarationStatement() { return this; } | |
| 166 }; | |
| 167 | |
| 168 struct CompoundStatement : Statement | |
| 169 { | |
| 170 Statements *statements; | |
| 171 | |
| 172 CompoundStatement(Loc loc, Statements *s); | |
| 173 CompoundStatement(Loc loc, Statement *s1, Statement *s2); | |
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174 virtual Statement *syntaxCopy(); |
| 1 | 175 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); |
| 176 Statement *semantic(Scope *sc); | |
| 177 int usesEH(); | |
| 178 int fallOffEnd(); | |
| 179 int comeFrom(); | |
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180 virtual Statements *flatten(Scope *sc); |
| 1 | 181 ReturnStatement *isReturnStatement(); |
| 182 Expression *interpret(InterState *istate); | |
| 183 | |
| 184 int inlineCost(InlineCostState *ics); | |
| 185 Expression *doInline(InlineDoState *ids); | |
| 186 Statement *inlineScan(InlineScanState *iss); | |
| 187 | |
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188 virtual void toIR(IRState *irs); |
| 1 | 189 |
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190 virtual CompoundStatement *isCompoundStatement() { return this; } |
| 1 | 191 }; |
| 192 | |
| 193 /* The purpose of this is so that continue will go to the next | |
| 194 * of the statements, and break will go to the end of the statements. | |
| 195 */ | |
| 196 struct UnrolledLoopStatement : Statement | |
| 197 { | |
| 198 Statements *statements; | |
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199 TryFinallyStatement *enclosingtryfinally; |
| 1 | 200 |
| 201 UnrolledLoopStatement(Loc loc, Statements *statements); | |
| 202 Statement *syntaxCopy(); | |
| 203 Statement *semantic(Scope *sc); | |
| 204 int hasBreak(); | |
| 205 int hasContinue(); | |
| 206 int usesEH(); | |
| 207 int fallOffEnd(); | |
| 208 int comeFrom(); | |
| 209 Expression *interpret(InterState *istate); | |
| 210 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 211 | |
| 212 int inlineCost(InlineCostState *ics); | |
| 213 Expression *doInline(InlineDoState *ids); | |
| 214 Statement *inlineScan(InlineScanState *iss); | |
| 215 | |
| 216 void toIR(IRState *irs); | |
| 217 }; | |
| 218 | |
| 219 struct ScopeStatement : Statement | |
| 220 { | |
| 221 Statement *statement; | |
| 222 | |
| 223 ScopeStatement(Loc loc, Statement *s); | |
| 224 Statement *syntaxCopy(); | |
| 225 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 226 ScopeStatement *isScopeStatement() { return this; } | |
| 227 Statement *semantic(Scope *sc); | |
| 228 int hasBreak(); | |
| 229 int hasContinue(); | |
| 230 int usesEH(); | |
| 231 int fallOffEnd(); | |
| 232 int comeFrom(); | |
| 233 Expression *interpret(InterState *istate); | |
| 234 | |
| 235 Statement *inlineScan(InlineScanState *iss); | |
| 236 | |
| 237 void toIR(IRState *irs); | |
| 238 }; | |
| 239 | |
| 240 struct WhileStatement : Statement | |
| 241 { | |
| 242 Expression *condition; | |
| 243 Statement *body; | |
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244 TryFinallyStatement *enclosingtryfinally; |
| 1 | 245 |
| 246 WhileStatement(Loc loc, Expression *c, Statement *b); | |
| 247 Statement *syntaxCopy(); | |
| 248 Statement *semantic(Scope *sc); | |
| 249 int hasBreak(); | |
| 250 int hasContinue(); | |
| 251 int usesEH(); | |
| 252 int fallOffEnd(); | |
| 253 int comeFrom(); | |
| 254 Expression *interpret(InterState *istate); | |
| 255 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 256 | |
| 257 Statement *inlineScan(InlineScanState *iss); | |
| 258 | |
| 259 void toIR(IRState *irs); | |
| 260 }; | |
| 261 | |
| 262 struct DoStatement : Statement | |
| 263 { | |
| 264 Statement *body; | |
| 265 Expression *condition; | |
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266 TryFinallyStatement *enclosingtryfinally; |
| 1 | 267 |
| 268 DoStatement(Loc loc, Statement *b, Expression *c); | |
| 269 Statement *syntaxCopy(); | |
| 270 Statement *semantic(Scope *sc); | |
| 271 int hasBreak(); | |
| 272 int hasContinue(); | |
| 273 int usesEH(); | |
| 274 int fallOffEnd(); | |
| 275 int comeFrom(); | |
| 276 Expression *interpret(InterState *istate); | |
| 277 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 278 | |
| 279 Statement *inlineScan(InlineScanState *iss); | |
| 280 | |
| 281 void toIR(IRState *irs); | |
| 282 }; | |
| 283 | |
| 284 struct ForStatement : Statement | |
| 285 { | |
| 286 Statement *init; | |
| 287 Expression *condition; | |
| 288 Expression *increment; | |
| 289 Statement *body; | |
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290 TryFinallyStatement *enclosingtryfinally; |
| 1 | 291 |
| 292 ForStatement(Loc loc, Statement *init, Expression *condition, Expression *increment, Statement *body); | |
| 293 Statement *syntaxCopy(); | |
| 294 Statement *semantic(Scope *sc); | |
| 295 void scopeCode(Statement **sentry, Statement **sexit, Statement **sfinally); | |
| 296 int hasBreak(); | |
| 297 int hasContinue(); | |
| 298 int usesEH(); | |
| 299 int fallOffEnd(); | |
| 300 int comeFrom(); | |
| 301 Expression *interpret(InterState *istate); | |
| 302 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 303 | |
| 304 Statement *inlineScan(InlineScanState *iss); | |
| 305 | |
| 306 void toIR(IRState *irs); | |
| 307 }; | |
| 308 | |
| 309 struct ForeachStatement : Statement | |
| 310 { | |
| 311 enum TOK op; // TOKforeach or TOKforeach_reverse | |
| 312 Arguments *arguments; // array of Argument*'s | |
| 313 Expression *aggr; | |
| 314 Statement *body; | |
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315 TryFinallyStatement *enclosingtryfinally; |
| 1 | 316 |
| 317 VarDeclaration *key; | |
| 318 VarDeclaration *value; | |
| 319 | |
| 320 FuncDeclaration *func; // function we're lexically in | |
| 321 | |
| 322 Array cases; // put breaks, continues, gotos and returns here | |
| 323 Array gotos; // forward referenced goto's go here | |
| 324 | |
| 325 ForeachStatement(Loc loc, enum TOK op, Arguments *arguments, Expression *aggr, Statement *body); | |
| 326 Statement *syntaxCopy(); | |
| 327 Statement *semantic(Scope *sc); | |
| 328 int hasBreak(); | |
| 329 int hasContinue(); | |
| 330 int usesEH(); | |
| 331 int fallOffEnd(); | |
| 332 int comeFrom(); | |
| 333 Expression *interpret(InterState *istate); | |
| 334 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 335 | |
| 336 Statement *inlineScan(InlineScanState *iss); | |
| 337 | |
| 338 void toIR(IRState *irs); | |
| 339 }; | |
| 340 | |
| 341 struct IfStatement : Statement | |
| 342 { | |
| 343 Argument *arg; | |
| 344 Expression *condition; | |
| 345 Statement *ifbody; | |
| 346 Statement *elsebody; | |
| 347 | |
| 348 VarDeclaration *match; // for MatchExpression results | |
| 349 | |
| 350 IfStatement(Loc loc, Argument *arg, Expression *condition, Statement *ifbody, Statement *elsebody); | |
| 351 Statement *syntaxCopy(); | |
| 352 Statement *semantic(Scope *sc); | |
| 353 Expression *interpret(InterState *istate); | |
| 354 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 355 int usesEH(); | |
| 356 int fallOffEnd(); | |
| 357 IfStatement *isIfStatement() { return this; } | |
| 358 | |
| 359 int inlineCost(InlineCostState *ics); | |
| 360 Expression *doInline(InlineDoState *ids); | |
| 361 Statement *inlineScan(InlineScanState *iss); | |
| 362 | |
| 363 void toIR(IRState *irs); | |
| 364 }; | |
| 365 | |
| 366 struct ConditionalStatement : Statement | |
| 367 { | |
| 368 Condition *condition; | |
| 369 Statement *ifbody; | |
| 370 Statement *elsebody; | |
| 371 | |
| 372 ConditionalStatement(Loc loc, Condition *condition, Statement *ifbody, Statement *elsebody); | |
| 373 Statement *syntaxCopy(); | |
| 374 Statement *semantic(Scope *sc); | |
| 375 Statements *flatten(Scope *sc); | |
| 376 int usesEH(); | |
| 377 | |
| 378 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 379 }; | |
| 380 | |
| 381 struct PragmaStatement : Statement | |
| 382 { | |
| 383 Identifier *ident; | |
| 384 Expressions *args; // array of Expression's | |
| 385 Statement *body; | |
| 386 | |
| 387 PragmaStatement(Loc loc, Identifier *ident, Expressions *args, Statement *body); | |
| 388 Statement *syntaxCopy(); | |
| 389 Statement *semantic(Scope *sc); | |
| 390 int usesEH(); | |
| 391 int fallOffEnd(); | |
| 392 | |
| 393 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 394 }; | |
| 395 | |
| 396 struct StaticAssertStatement : Statement | |
| 397 { | |
| 398 StaticAssert *sa; | |
| 399 | |
| 400 StaticAssertStatement(StaticAssert *sa); | |
| 401 Statement *syntaxCopy(); | |
| 402 Statement *semantic(Scope *sc); | |
| 403 | |
| 404 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 405 }; | |
| 406 | |
| 407 struct SwitchStatement : Statement | |
| 408 { | |
| 409 Expression *condition; | |
| 410 Statement *body; | |
| 411 DefaultStatement *sdefault; | |
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412 TryFinallyStatement *enclosingtryfinally; |
| 1 | 413 |
| 414 Array gotoCases; // array of unresolved GotoCaseStatement's | |
| 415 Array *cases; // array of CaseStatement's | |
| 416 int hasNoDefault; // !=0 if no default statement | |
| 417 | |
| 418 SwitchStatement(Loc loc, Expression *c, Statement *b); | |
| 419 Statement *syntaxCopy(); | |
| 420 Statement *semantic(Scope *sc); | |
| 421 int hasBreak(); | |
| 422 int usesEH(); | |
| 423 int fallOffEnd(); | |
| 424 Expression *interpret(InterState *istate); | |
| 425 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 426 | |
| 427 Statement *inlineScan(InlineScanState *iss); | |
| 428 | |
| 429 void toIR(IRState *irs); | |
| 430 }; | |
| 431 | |
| 432 struct CaseStatement : Statement | |
| 433 { | |
| 434 Expression *exp; | |
| 435 Statement *statement; | |
| 436 int index; // which case it is (since we sort this) | |
| 437 block *cblock; // back end: label for the block | |
| 438 | |
| 439 CaseStatement(Loc loc, Expression *exp, Statement *s); | |
| 440 Statement *syntaxCopy(); | |
| 441 Statement *semantic(Scope *sc); | |
| 442 int compare(Object *obj); | |
| 443 int usesEH(); | |
| 444 int fallOffEnd(); | |
| 445 int comeFrom(); | |
| 446 Expression *interpret(InterState *istate); | |
| 447 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 448 | |
| 449 Statement *inlineScan(InlineScanState *iss); | |
| 450 | |
| 451 void toIR(IRState *irs); | |
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452 |
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453 CaseStatement* isCaseStatement() { return this; } |
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454 |
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455 // LLVMDC |
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456 llvm::BasicBlock* bodyBB; |
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457 llvm::ConstantInt* llvmIdx; |
| 1 | 458 }; |
| 459 | |
| 460 struct DefaultStatement : Statement | |
| 461 { | |
| 462 Statement *statement; | |
| 463 #if IN_GCC | |
| 464 block *cblock; // back end: label for the block | |
| 465 #endif | |
| 466 | |
| 467 DefaultStatement(Loc loc, Statement *s); | |
| 468 Statement *syntaxCopy(); | |
| 469 Statement *semantic(Scope *sc); | |
| 470 int usesEH(); | |
| 471 int fallOffEnd(); | |
| 472 int comeFrom(); | |
| 473 Expression *interpret(InterState *istate); | |
| 474 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 475 | |
| 476 Statement *inlineScan(InlineScanState *iss); | |
| 477 | |
| 478 void toIR(IRState *irs); | |
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479 |
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480 // LLVMDC |
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481 llvm::BasicBlock* bodyBB; |
| 1 | 482 }; |
| 483 | |
| 484 struct GotoDefaultStatement : Statement | |
| 485 { | |
| 486 SwitchStatement *sw; | |
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487 TryFinallyStatement *enclosingtryfinally; |
| 1 | 488 |
| 489 GotoDefaultStatement(Loc loc); | |
| 490 Statement *syntaxCopy(); | |
| 491 Statement *semantic(Scope *sc); | |
| 492 Expression *interpret(InterState *istate); | |
| 493 int fallOffEnd(); | |
| 494 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 495 | |
| 496 void toIR(IRState *irs); | |
| 497 }; | |
| 498 | |
| 499 struct GotoCaseStatement : Statement | |
| 500 { | |
| 501 Expression *exp; // NULL, or which case to goto | |
| 502 CaseStatement *cs; // case statement it resolves to | |
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503 TryFinallyStatement *enclosingtryfinally; |
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504 SwitchStatement *sw; |
| 1 | 505 |
| 506 GotoCaseStatement(Loc loc, Expression *exp); | |
| 507 Statement *syntaxCopy(); | |
| 508 Statement *semantic(Scope *sc); | |
| 509 Expression *interpret(InterState *istate); | |
| 510 int fallOffEnd(); | |
| 511 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 512 | |
| 513 void toIR(IRState *irs); | |
| 514 }; | |
| 515 | |
| 516 struct SwitchErrorStatement : Statement | |
| 517 { | |
| 518 SwitchErrorStatement(Loc loc); | |
| 519 int fallOffEnd(); | |
| 520 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 521 | |
| 522 void toIR(IRState *irs); | |
| 523 }; | |
| 524 | |
| 525 struct ReturnStatement : Statement | |
| 526 { | |
| 527 Expression *exp; | |
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528 TryFinallyStatement *enclosingtryfinally; |
| 1 | 529 |
| 530 ReturnStatement(Loc loc, Expression *exp); | |
| 531 Statement *syntaxCopy(); | |
| 532 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 533 Statement *semantic(Scope *sc); | |
| 534 int fallOffEnd(); | |
| 535 Expression *interpret(InterState *istate); | |
| 536 | |
| 537 int inlineCost(InlineCostState *ics); | |
| 538 Expression *doInline(InlineDoState *ids); | |
| 539 Statement *inlineScan(InlineScanState *iss); | |
| 540 | |
| 541 void toIR(IRState *irs); | |
| 542 | |
| 543 ReturnStatement *isReturnStatement() { return this; } | |
| 544 }; | |
| 545 | |
| 546 struct BreakStatement : Statement | |
| 547 { | |
| 548 Identifier *ident; | |
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549 TryFinallyStatement *enclosingtryfinally; |
| 1 | 550 |
| 551 BreakStatement(Loc loc, Identifier *ident); | |
| 552 Statement *syntaxCopy(); | |
| 553 Statement *semantic(Scope *sc); | |
| 554 Expression *interpret(InterState *istate); | |
| 555 int fallOffEnd(); | |
| 556 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 557 | |
| 558 void toIR(IRState *irs); | |
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559 |
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560 // LLVMDC: only set if ident is set: label statement to jump to |
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561 LabelStatement *target; |
| 1 | 562 }; |
| 563 | |
| 564 struct ContinueStatement : Statement | |
| 565 { | |
| 566 Identifier *ident; | |
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567 TryFinallyStatement *enclosingtryfinally; |
| 1 | 568 |
| 569 ContinueStatement(Loc loc, Identifier *ident); | |
| 570 Statement *syntaxCopy(); | |
| 571 Statement *semantic(Scope *sc); | |
| 572 Expression *interpret(InterState *istate); | |
| 573 int fallOffEnd(); | |
| 574 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 575 | |
| 576 void toIR(IRState *irs); | |
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577 |
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578 // LLVMDC: only set if ident is set: label statement to jump to |
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579 LabelStatement *target; |
| 1 | 580 }; |
| 581 | |
| 582 struct SynchronizedStatement : Statement | |
| 583 { | |
| 584 Expression *exp; | |
| 585 Statement *body; | |
| 586 | |
| 587 SynchronizedStatement(Loc loc, Expression *exp, Statement *body); | |
| 588 Statement *syntaxCopy(); | |
| 589 Statement *semantic(Scope *sc); | |
| 590 int hasBreak(); | |
| 591 int hasContinue(); | |
| 592 int usesEH(); | |
| 593 int fallOffEnd(); | |
| 594 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 595 | |
| 596 Statement *inlineScan(InlineScanState *iss); | |
| 597 | |
| 598 // Back end | |
| 599 elem *esync; | |
| 600 SynchronizedStatement(Loc loc, elem *esync, Statement *body); | |
| 601 void toIR(IRState *irs); | |
| 602 }; | |
| 603 | |
| 604 struct WithStatement : Statement | |
| 605 { | |
| 606 Expression *exp; | |
| 607 Statement *body; | |
| 608 VarDeclaration *wthis; | |
| 609 | |
| 610 WithStatement(Loc loc, Expression *exp, Statement *body); | |
| 611 Statement *syntaxCopy(); | |
| 612 Statement *semantic(Scope *sc); | |
| 613 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 614 int usesEH(); | |
| 615 int fallOffEnd(); | |
| 616 | |
| 617 Statement *inlineScan(InlineScanState *iss); | |
| 618 | |
| 619 void toIR(IRState *irs); | |
| 620 }; | |
| 621 | |
| 622 struct TryCatchStatement : Statement | |
| 623 { | |
| 624 Statement *body; | |
| 625 Array *catches; | |
| 626 | |
| 627 TryCatchStatement(Loc loc, Statement *body, Array *catches); | |
| 628 Statement *syntaxCopy(); | |
| 629 Statement *semantic(Scope *sc); | |
| 630 int hasBreak(); | |
| 631 int usesEH(); | |
| 632 int fallOffEnd(); | |
| 633 | |
| 634 Statement *inlineScan(InlineScanState *iss); | |
| 635 | |
| 636 void toIR(IRState *irs); | |
| 637 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 638 TryCatchStatement *isTryCatchStatement() { return this; } | |
| 639 }; | |
| 640 | |
| 641 struct Catch : Object | |
| 642 { | |
| 643 Loc loc; | |
| 644 Type *type; | |
| 645 Identifier *ident; | |
| 646 VarDeclaration *var; | |
| 647 Statement *handler; | |
| 648 | |
| 649 Catch(Loc loc, Type *t, Identifier *id, Statement *handler); | |
| 650 Catch *syntaxCopy(); | |
| 651 void semantic(Scope *sc); | |
| 652 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 653 }; | |
| 654 | |
| 655 struct TryFinallyStatement : Statement | |
| 656 { | |
| 657 Statement *body; | |
| 658 Statement *finalbody; | |
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659 TryFinallyStatement *enclosingtryfinally; |
| 1 | 660 |
| 661 TryFinallyStatement(Loc loc, Statement *body, Statement *finalbody); | |
| 662 Statement *syntaxCopy(); | |
| 663 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 664 Statement *semantic(Scope *sc); | |
| 665 int hasBreak(); | |
| 666 int hasContinue(); | |
| 667 int usesEH(); | |
| 668 int fallOffEnd(); | |
| 669 | |
| 670 Statement *inlineScan(InlineScanState *iss); | |
| 671 | |
| 672 void toIR(IRState *irs); | |
| 673 }; | |
| 674 | |
| 675 struct OnScopeStatement : Statement | |
| 676 { | |
| 677 TOK tok; | |
| 678 Statement *statement; | |
| 679 | |
| 680 OnScopeStatement(Loc loc, TOK tok, Statement *statement); | |
| 681 Statement *syntaxCopy(); | |
| 682 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 683 Statement *semantic(Scope *sc); | |
| 684 int usesEH(); | |
| 685 void scopeCode(Statement **sentry, Statement **sexit, Statement **sfinally); | |
| 686 | |
| 687 void toIR(IRState *irs); | |
| 688 }; | |
| 689 | |
| 690 struct ThrowStatement : Statement | |
| 691 { | |
| 692 Expression *exp; | |
| 693 | |
| 694 ThrowStatement(Loc loc, Expression *exp); | |
| 695 Statement *syntaxCopy(); | |
| 696 Statement *semantic(Scope *sc); | |
| 697 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 698 int fallOffEnd(); | |
| 699 | |
| 700 Statement *inlineScan(InlineScanState *iss); | |
| 701 | |
| 702 void toIR(IRState *irs); | |
| 703 }; | |
| 704 | |
| 705 struct VolatileStatement : Statement | |
| 706 { | |
| 707 Statement *statement; | |
| 708 | |
| 709 VolatileStatement(Loc loc, Statement *statement); | |
| 710 Statement *syntaxCopy(); | |
| 711 Statement *semantic(Scope *sc); | |
| 712 Statements *flatten(Scope *sc); | |
| 713 int fallOffEnd(); | |
| 714 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 715 | |
| 716 Statement *inlineScan(InlineScanState *iss); | |
| 717 | |
| 718 void toIR(IRState *irs); | |
| 719 }; | |
| 720 | |
| 721 struct GotoStatement : Statement | |
| 722 { | |
| 723 Identifier *ident; | |
| 724 LabelDsymbol *label; | |
| 725 TryFinallyStatement *tf; | |
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726 TryFinallyStatement *enclosingtryfinally; |
| 1 | 727 |
| 728 GotoStatement(Loc loc, Identifier *ident); | |
| 729 Statement *syntaxCopy(); | |
| 730 Statement *semantic(Scope *sc); | |
| 731 int fallOffEnd(); | |
| 732 Expression *interpret(InterState *istate); | |
| 733 | |
| 734 void toIR(IRState *irs); | |
| 735 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 736 GotoStatement *isGotoStatement() { return this; } | |
| 737 }; | |
| 738 | |
| 739 struct LabelStatement : Statement | |
| 740 { | |
| 741 Identifier *ident; | |
| 742 Statement *statement; | |
| 743 TryFinallyStatement *tf; | |
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744 TryFinallyStatement *enclosingtryfinally; |
| 1 | 745 block *lblock; // back end |
| 746 int isReturnLabel; | |
| 747 | |
| 748 LabelStatement(Loc loc, Identifier *ident, Statement *statement); | |
| 749 Statement *syntaxCopy(); | |
| 750 Statement *semantic(Scope *sc); | |
| 751 Statements *flatten(Scope *sc); | |
| 752 int usesEH(); | |
| 753 int fallOffEnd(); | |
| 754 int comeFrom(); | |
| 755 Expression *interpret(InterState *istate); | |
| 756 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 757 | |
| 758 Statement *inlineScan(InlineScanState *iss); | |
| 759 | |
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760 void toIR(IRState *irs); |
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761 |
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762 // LLVMDC |
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763 llvm::BasicBlock* llvmBB; |
| 1 | 764 }; |
| 765 | |
| 766 struct LabelDsymbol : Dsymbol | |
| 767 { | |
| 768 LabelStatement *statement; | |
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769 // LLVMDC |
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770 unsigned asmLabelNum; // for inline assembler labels |
| 1 | 771 |
| 772 LabelDsymbol(Identifier *ident); | |
| 773 LabelDsymbol *isLabel(); | |
| 774 }; | |
| 775 | |
| 776 struct AsmStatement : Statement | |
| 777 { | |
| 778 Token *tokens; | |
| 779 code *asmcode; | |
| 780 unsigned asmalign; // alignment of this statement | |
| 781 unsigned refparam; // !=0 if function parameter is referenced | |
| 782 unsigned naked; // !=0 if function is to be naked | |
| 783 unsigned regs; // mask of registers modified | |
| 784 | |
| 785 AsmStatement(Loc loc, Token *tokens); | |
| 786 Statement *syntaxCopy(); | |
| 787 Statement *semantic(Scope *sc); | |
| 788 int comeFrom(); | |
| 789 | |
| 790 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 791 virtual AsmStatement *isAsmStatement() { return this; } | |
| 792 | |
| 793 void toIR(IRState *irs); | |
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794 |
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795 // LLVMDC |
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796 // non-zero if this is a branch, contains the target |
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797 Identifier* isBranchToLabel; |
| 1 | 798 }; |
| 799 | |
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800 struct AsmBlockStatement : CompoundStatement |
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801 { |
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802 AsmBlockStatement(Loc loc, Statements *s); |
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803 Statements *flatten(Scope *sc); |
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804 Statement *syntaxCopy(); |
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805 |
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806 CompoundStatement *isCompoundStatement() { return NULL; } |
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807 AsmBlockStatement *isAsmBlockStatement() { return this; } |
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808 |
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809 void toIR(IRState *irs); |
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810 }; |
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811 |
| 1 | 812 #endif /* DMD_STATEMENT_H */ |