Mercurial > projects > ldc
annotate dmd/statement.h @ 232:092468448d25 trunk
[svn r248] Fixed: labels in inline asm block now work for the normal case.
Fixed: inline asm blocks are now emitted as a single asm entity.
| author | lindquist |
|---|---|
| date | Sun, 08 Jun 2008 06:15:51 +0200 |
| parents | 761c8352f494 |
| children | fa691b1c0498 |
| 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; |
| 1 | 60 } |
| 61 | |
| 62 // Back end | |
| 63 struct IRState; | |
| 64 struct Blockx; | |
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65 #if IN_LLVM |
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66 struct DValue; |
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67 typedef DValue elem; |
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68 #endif |
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69 |
| 1 | 70 #if IN_GCC |
| 71 union tree_node; typedef union tree_node block; | |
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72 //union tree_node; typedef union tree_node elem; |
| 1 | 73 #else |
| 74 struct block; | |
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75 //struct elem; |
| 1 | 76 #endif |
| 77 struct code; | |
| 78 | |
| 79 struct Statement : Object | |
| 80 { | |
| 81 Loc loc; | |
| 82 | |
| 83 Statement(Loc loc); | |
| 84 virtual Statement *syntaxCopy(); | |
| 85 | |
| 86 void print(); | |
| 87 char *toChars(); | |
| 88 | |
| 89 void error(const char *format, ...); | |
| 90 virtual void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 91 virtual TryCatchStatement *isTryCatchStatement() { return NULL; } | |
| 92 virtual GotoStatement *isGotoStatement() { return NULL; } | |
| 93 virtual AsmStatement *isAsmStatement() { return NULL; } | |
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94 virtual AsmBlockStatement *isAsmBlockStatement() { return NULL; } |
| 1 | 95 #ifdef _DH |
| 96 int incontract; | |
| 97 #endif | |
| 98 virtual ScopeStatement *isScopeStatement() { return NULL; } | |
| 99 virtual Statement *semantic(Scope *sc); | |
| 100 Statement *semanticScope(Scope *sc, Statement *sbreak, Statement *scontinue); | |
| 101 virtual int hasBreak(); | |
| 102 virtual int hasContinue(); | |
| 103 virtual int usesEH(); | |
| 104 virtual int fallOffEnd(); | |
| 105 virtual int comeFrom(); | |
| 106 virtual void scopeCode(Statement **sentry, Statement **sexit, Statement **sfinally); | |
| 107 virtual Statements *flatten(Scope *sc); | |
| 108 virtual Expression *interpret(InterState *istate); | |
| 109 | |
| 110 virtual int inlineCost(InlineCostState *ics); | |
| 111 virtual Expression *doInline(InlineDoState *ids); | |
| 112 virtual Statement *inlineScan(InlineScanState *iss); | |
| 113 | |
| 114 // Back end | |
| 115 virtual void toIR(IRState *irs); | |
| 116 | |
| 117 // Avoid dynamic_cast | |
| 118 virtual DeclarationStatement *isDeclarationStatement() { return NULL; } | |
| 119 virtual CompoundStatement *isCompoundStatement() { return NULL; } | |
| 120 virtual ReturnStatement *isReturnStatement() { return NULL; } | |
| 121 virtual IfStatement *isIfStatement() { return NULL; } | |
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122 virtual CaseStatement* isCaseStatement() { return NULL; } |
| 1 | 123 }; |
| 124 | |
| 125 struct ExpStatement : Statement | |
| 126 { | |
| 127 Expression *exp; | |
| 128 | |
| 129 ExpStatement(Loc loc, Expression *exp); | |
| 130 Statement *syntaxCopy(); | |
| 131 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 132 Statement *semantic(Scope *sc); | |
| 133 Expression *interpret(InterState *istate); | |
| 134 int fallOffEnd(); | |
| 135 | |
| 136 int inlineCost(InlineCostState *ics); | |
| 137 Expression *doInline(InlineDoState *ids); | |
| 138 Statement *inlineScan(InlineScanState *iss); | |
| 139 | |
| 140 void toIR(IRState *irs); | |
| 141 }; | |
| 142 | |
| 143 struct CompileStatement : Statement | |
| 144 { | |
| 145 Expression *exp; | |
| 146 | |
| 147 CompileStatement(Loc loc, Expression *exp); | |
| 148 Statement *syntaxCopy(); | |
| 149 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 150 Statement *semantic(Scope *sc); | |
| 151 }; | |
| 152 | |
| 153 struct DeclarationStatement : ExpStatement | |
| 154 { | |
| 155 // Doing declarations as an expression, rather than a statement, | |
| 156 // makes inlining functions much easier. | |
| 157 | |
| 158 DeclarationStatement(Loc loc, Dsymbol *s); | |
| 159 DeclarationStatement(Loc loc, Expression *exp); | |
| 160 Statement *syntaxCopy(); | |
| 161 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 162 void scopeCode(Statement **sentry, Statement **sexit, Statement **sfinally); | |
| 163 | |
| 164 DeclarationStatement *isDeclarationStatement() { return this; } | |
| 165 }; | |
| 166 | |
| 167 struct CompoundStatement : Statement | |
| 168 { | |
| 169 Statements *statements; | |
| 170 | |
| 171 CompoundStatement(Loc loc, Statements *s); | |
| 172 CompoundStatement(Loc loc, Statement *s1, Statement *s2); | |
| 173 Statement *syntaxCopy(); | |
| 174 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 175 Statement *semantic(Scope *sc); | |
| 176 int usesEH(); | |
| 177 int fallOffEnd(); | |
| 178 int comeFrom(); | |
| 179 Statements *flatten(Scope *sc); | |
| 180 ReturnStatement *isReturnStatement(); | |
| 181 Expression *interpret(InterState *istate); | |
| 182 | |
| 183 int inlineCost(InlineCostState *ics); | |
| 184 Expression *doInline(InlineDoState *ids); | |
| 185 Statement *inlineScan(InlineScanState *iss); | |
| 186 | |
| 187 void toIR(IRState *irs); | |
| 188 | |
| 189 CompoundStatement *isCompoundStatement() { return this; } | |
| 190 }; | |
| 191 | |
| 192 /* The purpose of this is so that continue will go to the next | |
| 193 * of the statements, and break will go to the end of the statements. | |
| 194 */ | |
| 195 struct UnrolledLoopStatement : Statement | |
| 196 { | |
| 197 Statements *statements; | |
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198 TryFinallyStatement *enclosingtryfinally; |
| 1 | 199 |
| 200 UnrolledLoopStatement(Loc loc, Statements *statements); | |
| 201 Statement *syntaxCopy(); | |
| 202 Statement *semantic(Scope *sc); | |
| 203 int hasBreak(); | |
| 204 int hasContinue(); | |
| 205 int usesEH(); | |
| 206 int fallOffEnd(); | |
| 207 int comeFrom(); | |
| 208 Expression *interpret(InterState *istate); | |
| 209 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 210 | |
| 211 int inlineCost(InlineCostState *ics); | |
| 212 Expression *doInline(InlineDoState *ids); | |
| 213 Statement *inlineScan(InlineScanState *iss); | |
| 214 | |
| 215 void toIR(IRState *irs); | |
| 216 }; | |
| 217 | |
| 218 struct ScopeStatement : Statement | |
| 219 { | |
| 220 Statement *statement; | |
| 221 | |
| 222 ScopeStatement(Loc loc, Statement *s); | |
| 223 Statement *syntaxCopy(); | |
| 224 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 225 ScopeStatement *isScopeStatement() { return this; } | |
| 226 Statement *semantic(Scope *sc); | |
| 227 int hasBreak(); | |
| 228 int hasContinue(); | |
| 229 int usesEH(); | |
| 230 int fallOffEnd(); | |
| 231 int comeFrom(); | |
| 232 Expression *interpret(InterState *istate); | |
| 233 | |
| 234 Statement *inlineScan(InlineScanState *iss); | |
| 235 | |
| 236 void toIR(IRState *irs); | |
| 237 }; | |
| 238 | |
| 239 struct WhileStatement : Statement | |
| 240 { | |
| 241 Expression *condition; | |
| 242 Statement *body; | |
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243 TryFinallyStatement *enclosingtryfinally; |
| 1 | 244 |
| 245 WhileStatement(Loc loc, Expression *c, Statement *b); | |
| 246 Statement *syntaxCopy(); | |
| 247 Statement *semantic(Scope *sc); | |
| 248 int hasBreak(); | |
| 249 int hasContinue(); | |
| 250 int usesEH(); | |
| 251 int fallOffEnd(); | |
| 252 int comeFrom(); | |
| 253 Expression *interpret(InterState *istate); | |
| 254 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 255 | |
| 256 Statement *inlineScan(InlineScanState *iss); | |
| 257 | |
| 258 void toIR(IRState *irs); | |
| 259 }; | |
| 260 | |
| 261 struct DoStatement : Statement | |
| 262 { | |
| 263 Statement *body; | |
| 264 Expression *condition; | |
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265 TryFinallyStatement *enclosingtryfinally; |
| 1 | 266 |
| 267 DoStatement(Loc loc, Statement *b, Expression *c); | |
| 268 Statement *syntaxCopy(); | |
| 269 Statement *semantic(Scope *sc); | |
| 270 int hasBreak(); | |
| 271 int hasContinue(); | |
| 272 int usesEH(); | |
| 273 int fallOffEnd(); | |
| 274 int comeFrom(); | |
| 275 Expression *interpret(InterState *istate); | |
| 276 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 277 | |
| 278 Statement *inlineScan(InlineScanState *iss); | |
| 279 | |
| 280 void toIR(IRState *irs); | |
| 281 }; | |
| 282 | |
| 283 struct ForStatement : Statement | |
| 284 { | |
| 285 Statement *init; | |
| 286 Expression *condition; | |
| 287 Expression *increment; | |
| 288 Statement *body; | |
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289 TryFinallyStatement *enclosingtryfinally; |
| 1 | 290 |
| 291 ForStatement(Loc loc, Statement *init, Expression *condition, Expression *increment, Statement *body); | |
| 292 Statement *syntaxCopy(); | |
| 293 Statement *semantic(Scope *sc); | |
| 294 void scopeCode(Statement **sentry, Statement **sexit, Statement **sfinally); | |
| 295 int hasBreak(); | |
| 296 int hasContinue(); | |
| 297 int usesEH(); | |
| 298 int fallOffEnd(); | |
| 299 int comeFrom(); | |
| 300 Expression *interpret(InterState *istate); | |
| 301 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 302 | |
| 303 Statement *inlineScan(InlineScanState *iss); | |
| 304 | |
| 305 void toIR(IRState *irs); | |
| 306 }; | |
| 307 | |
| 308 struct ForeachStatement : Statement | |
| 309 { | |
| 310 enum TOK op; // TOKforeach or TOKforeach_reverse | |
| 311 Arguments *arguments; // array of Argument*'s | |
| 312 Expression *aggr; | |
| 313 Statement *body; | |
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314 TryFinallyStatement *enclosingtryfinally; |
| 1 | 315 |
| 316 VarDeclaration *key; | |
| 317 VarDeclaration *value; | |
| 318 | |
| 319 FuncDeclaration *func; // function we're lexically in | |
| 320 | |
| 321 Array cases; // put breaks, continues, gotos and returns here | |
| 322 Array gotos; // forward referenced goto's go here | |
| 323 | |
| 324 ForeachStatement(Loc loc, enum TOK op, Arguments *arguments, Expression *aggr, Statement *body); | |
| 325 Statement *syntaxCopy(); | |
| 326 Statement *semantic(Scope *sc); | |
| 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 IfStatement : Statement | |
| 341 { | |
| 342 Argument *arg; | |
| 343 Expression *condition; | |
| 344 Statement *ifbody; | |
| 345 Statement *elsebody; | |
| 346 | |
| 347 VarDeclaration *match; // for MatchExpression results | |
| 348 | |
| 349 IfStatement(Loc loc, Argument *arg, Expression *condition, Statement *ifbody, Statement *elsebody); | |
| 350 Statement *syntaxCopy(); | |
| 351 Statement *semantic(Scope *sc); | |
| 352 Expression *interpret(InterState *istate); | |
| 353 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 354 int usesEH(); | |
| 355 int fallOffEnd(); | |
| 356 IfStatement *isIfStatement() { return this; } | |
| 357 | |
| 358 int inlineCost(InlineCostState *ics); | |
| 359 Expression *doInline(InlineDoState *ids); | |
| 360 Statement *inlineScan(InlineScanState *iss); | |
| 361 | |
| 362 void toIR(IRState *irs); | |
| 363 }; | |
| 364 | |
| 365 struct ConditionalStatement : Statement | |
| 366 { | |
| 367 Condition *condition; | |
| 368 Statement *ifbody; | |
| 369 Statement *elsebody; | |
| 370 | |
| 371 ConditionalStatement(Loc loc, Condition *condition, Statement *ifbody, Statement *elsebody); | |
| 372 Statement *syntaxCopy(); | |
| 373 Statement *semantic(Scope *sc); | |
| 374 Statements *flatten(Scope *sc); | |
| 375 int usesEH(); | |
| 376 | |
| 377 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 378 }; | |
| 379 | |
| 380 struct PragmaStatement : Statement | |
| 381 { | |
| 382 Identifier *ident; | |
| 383 Expressions *args; // array of Expression's | |
| 384 Statement *body; | |
| 385 | |
| 386 PragmaStatement(Loc loc, Identifier *ident, Expressions *args, Statement *body); | |
| 387 Statement *syntaxCopy(); | |
| 388 Statement *semantic(Scope *sc); | |
| 389 int usesEH(); | |
| 390 int fallOffEnd(); | |
| 391 | |
| 392 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 393 }; | |
| 394 | |
| 395 struct StaticAssertStatement : Statement | |
| 396 { | |
| 397 StaticAssert *sa; | |
| 398 | |
| 399 StaticAssertStatement(StaticAssert *sa); | |
| 400 Statement *syntaxCopy(); | |
| 401 Statement *semantic(Scope *sc); | |
| 402 | |
| 403 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 404 }; | |
| 405 | |
| 406 struct SwitchStatement : Statement | |
| 407 { | |
| 408 Expression *condition; | |
| 409 Statement *body; | |
| 410 DefaultStatement *sdefault; | |
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411 TryFinallyStatement *enclosingtryfinally; |
| 1 | 412 |
| 413 Array gotoCases; // array of unresolved GotoCaseStatement's | |
| 414 Array *cases; // array of CaseStatement's | |
| 415 int hasNoDefault; // !=0 if no default statement | |
| 416 | |
| 417 SwitchStatement(Loc loc, Expression *c, Statement *b); | |
| 418 Statement *syntaxCopy(); | |
| 419 Statement *semantic(Scope *sc); | |
| 420 int hasBreak(); | |
| 421 int usesEH(); | |
| 422 int fallOffEnd(); | |
| 423 Expression *interpret(InterState *istate); | |
| 424 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 425 | |
| 426 Statement *inlineScan(InlineScanState *iss); | |
| 427 | |
| 428 void toIR(IRState *irs); | |
| 429 }; | |
| 430 | |
| 431 struct CaseStatement : Statement | |
| 432 { | |
| 433 Expression *exp; | |
| 434 Statement *statement; | |
| 435 int index; // which case it is (since we sort this) | |
| 436 block *cblock; // back end: label for the block | |
| 437 | |
| 438 CaseStatement(Loc loc, Expression *exp, Statement *s); | |
| 439 Statement *syntaxCopy(); | |
| 440 Statement *semantic(Scope *sc); | |
| 441 int compare(Object *obj); | |
| 442 int usesEH(); | |
| 443 int fallOffEnd(); | |
| 444 int comeFrom(); | |
| 445 Expression *interpret(InterState *istate); | |
| 446 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 447 | |
| 448 Statement *inlineScan(InlineScanState *iss); | |
| 449 | |
| 450 void toIR(IRState *irs); | |
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451 |
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452 CaseStatement* isCaseStatement() { return this; } |
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453 |
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454 // LLVMDC |
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455 llvm::BasicBlock* bodyBB; |
| 1 | 456 }; |
| 457 | |
| 458 struct DefaultStatement : Statement | |
| 459 { | |
| 460 Statement *statement; | |
| 461 #if IN_GCC | |
| 462 block *cblock; // back end: label for the block | |
| 463 #endif | |
| 464 | |
| 465 DefaultStatement(Loc loc, Statement *s); | |
| 466 Statement *syntaxCopy(); | |
| 467 Statement *semantic(Scope *sc); | |
| 468 int usesEH(); | |
| 469 int fallOffEnd(); | |
| 470 int comeFrom(); | |
| 471 Expression *interpret(InterState *istate); | |
| 472 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 473 | |
| 474 Statement *inlineScan(InlineScanState *iss); | |
| 475 | |
| 476 void toIR(IRState *irs); | |
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477 |
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478 // LLVMDC |
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479 llvm::BasicBlock* bodyBB; |
| 1 | 480 }; |
| 481 | |
| 482 struct GotoDefaultStatement : Statement | |
| 483 { | |
| 484 SwitchStatement *sw; | |
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485 TryFinallyStatement *enclosingtryfinally; |
| 1 | 486 |
| 487 GotoDefaultStatement(Loc loc); | |
| 488 Statement *syntaxCopy(); | |
| 489 Statement *semantic(Scope *sc); | |
| 490 Expression *interpret(InterState *istate); | |
| 491 int fallOffEnd(); | |
| 492 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 493 | |
| 494 void toIR(IRState *irs); | |
| 495 }; | |
| 496 | |
| 497 struct GotoCaseStatement : Statement | |
| 498 { | |
| 499 Expression *exp; // NULL, or which case to goto | |
| 500 CaseStatement *cs; // case statement it resolves to | |
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501 TryFinallyStatement *enclosingtryfinally; |
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502 SwitchStatement *sw; |
| 1 | 503 |
| 504 GotoCaseStatement(Loc loc, Expression *exp); | |
| 505 Statement *syntaxCopy(); | |
| 506 Statement *semantic(Scope *sc); | |
| 507 Expression *interpret(InterState *istate); | |
| 508 int fallOffEnd(); | |
| 509 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 510 | |
| 511 void toIR(IRState *irs); | |
| 512 }; | |
| 513 | |
| 514 struct SwitchErrorStatement : Statement | |
| 515 { | |
| 516 SwitchErrorStatement(Loc loc); | |
| 517 int fallOffEnd(); | |
| 518 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 519 | |
| 520 void toIR(IRState *irs); | |
| 521 }; | |
| 522 | |
| 523 struct ReturnStatement : Statement | |
| 524 { | |
| 525 Expression *exp; | |
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526 TryFinallyStatement *enclosingtryfinally; |
| 1 | 527 |
| 528 ReturnStatement(Loc loc, Expression *exp); | |
| 529 Statement *syntaxCopy(); | |
| 530 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 531 Statement *semantic(Scope *sc); | |
| 532 int fallOffEnd(); | |
| 533 Expression *interpret(InterState *istate); | |
| 534 | |
| 535 int inlineCost(InlineCostState *ics); | |
| 536 Expression *doInline(InlineDoState *ids); | |
| 537 Statement *inlineScan(InlineScanState *iss); | |
| 538 | |
| 539 void toIR(IRState *irs); | |
| 540 | |
| 541 ReturnStatement *isReturnStatement() { return this; } | |
| 542 }; | |
| 543 | |
| 544 struct BreakStatement : Statement | |
| 545 { | |
| 546 Identifier *ident; | |
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547 TryFinallyStatement *enclosingtryfinally; |
| 1 | 548 |
| 549 BreakStatement(Loc loc, Identifier *ident); | |
| 550 Statement *syntaxCopy(); | |
| 551 Statement *semantic(Scope *sc); | |
| 552 Expression *interpret(InterState *istate); | |
| 553 int fallOffEnd(); | |
| 554 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 555 | |
| 556 void toIR(IRState *irs); | |
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557 |
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558 // LLVMDC: only set if ident is set: label statement to jump to |
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559 LabelStatement *target; |
| 1 | 560 }; |
| 561 | |
| 562 struct ContinueStatement : Statement | |
| 563 { | |
| 564 Identifier *ident; | |
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565 TryFinallyStatement *enclosingtryfinally; |
| 1 | 566 |
| 567 ContinueStatement(Loc loc, Identifier *ident); | |
| 568 Statement *syntaxCopy(); | |
| 569 Statement *semantic(Scope *sc); | |
| 570 Expression *interpret(InterState *istate); | |
| 571 int fallOffEnd(); | |
| 572 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 573 | |
| 574 void toIR(IRState *irs); | |
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575 |
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576 // LLVMDC: only set if ident is set: label statement to jump to |
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577 LabelStatement *target; |
| 1 | 578 }; |
| 579 | |
| 580 struct SynchronizedStatement : Statement | |
| 581 { | |
| 582 Expression *exp; | |
| 583 Statement *body; | |
| 584 | |
| 585 SynchronizedStatement(Loc loc, Expression *exp, Statement *body); | |
| 586 Statement *syntaxCopy(); | |
| 587 Statement *semantic(Scope *sc); | |
| 588 int hasBreak(); | |
| 589 int hasContinue(); | |
| 590 int usesEH(); | |
| 591 int fallOffEnd(); | |
| 592 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 593 | |
| 594 Statement *inlineScan(InlineScanState *iss); | |
| 595 | |
| 596 // Back end | |
| 597 elem *esync; | |
| 598 SynchronizedStatement(Loc loc, elem *esync, Statement *body); | |
| 599 void toIR(IRState *irs); | |
| 600 }; | |
| 601 | |
| 602 struct WithStatement : Statement | |
| 603 { | |
| 604 Expression *exp; | |
| 605 Statement *body; | |
| 606 VarDeclaration *wthis; | |
| 607 | |
| 608 WithStatement(Loc loc, Expression *exp, Statement *body); | |
| 609 Statement *syntaxCopy(); | |
| 610 Statement *semantic(Scope *sc); | |
| 611 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 612 int usesEH(); | |
| 613 int fallOffEnd(); | |
| 614 | |
| 615 Statement *inlineScan(InlineScanState *iss); | |
| 616 | |
| 617 void toIR(IRState *irs); | |
| 618 }; | |
| 619 | |
| 620 struct TryCatchStatement : Statement | |
| 621 { | |
| 622 Statement *body; | |
| 623 Array *catches; | |
| 624 | |
| 625 TryCatchStatement(Loc loc, Statement *body, Array *catches); | |
| 626 Statement *syntaxCopy(); | |
| 627 Statement *semantic(Scope *sc); | |
| 628 int hasBreak(); | |
| 629 int usesEH(); | |
| 630 int fallOffEnd(); | |
| 631 | |
| 632 Statement *inlineScan(InlineScanState *iss); | |
| 633 | |
| 634 void toIR(IRState *irs); | |
| 635 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 636 TryCatchStatement *isTryCatchStatement() { return this; } | |
| 637 }; | |
| 638 | |
| 639 struct Catch : Object | |
| 640 { | |
| 641 Loc loc; | |
| 642 Type *type; | |
| 643 Identifier *ident; | |
| 644 VarDeclaration *var; | |
| 645 Statement *handler; | |
| 646 | |
| 647 Catch(Loc loc, Type *t, Identifier *id, Statement *handler); | |
| 648 Catch *syntaxCopy(); | |
| 649 void semantic(Scope *sc); | |
| 650 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 651 }; | |
| 652 | |
| 653 struct TryFinallyStatement : Statement | |
| 654 { | |
| 655 Statement *body; | |
| 656 Statement *finalbody; | |
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657 TryFinallyStatement *enclosingtryfinally; |
| 1 | 658 |
| 659 TryFinallyStatement(Loc loc, Statement *body, Statement *finalbody); | |
| 660 Statement *syntaxCopy(); | |
| 661 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 662 Statement *semantic(Scope *sc); | |
| 663 int hasBreak(); | |
| 664 int hasContinue(); | |
| 665 int usesEH(); | |
| 666 int fallOffEnd(); | |
| 667 | |
| 668 Statement *inlineScan(InlineScanState *iss); | |
| 669 | |
| 670 void toIR(IRState *irs); | |
| 671 }; | |
| 672 | |
| 673 struct OnScopeStatement : Statement | |
| 674 { | |
| 675 TOK tok; | |
| 676 Statement *statement; | |
| 677 | |
| 678 OnScopeStatement(Loc loc, TOK tok, Statement *statement); | |
| 679 Statement *syntaxCopy(); | |
| 680 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 681 Statement *semantic(Scope *sc); | |
| 682 int usesEH(); | |
| 683 void scopeCode(Statement **sentry, Statement **sexit, Statement **sfinally); | |
| 684 | |
| 685 void toIR(IRState *irs); | |
| 686 }; | |
| 687 | |
| 688 struct ThrowStatement : Statement | |
| 689 { | |
| 690 Expression *exp; | |
| 691 | |
| 692 ThrowStatement(Loc loc, Expression *exp); | |
| 693 Statement *syntaxCopy(); | |
| 694 Statement *semantic(Scope *sc); | |
| 695 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 696 int fallOffEnd(); | |
| 697 | |
| 698 Statement *inlineScan(InlineScanState *iss); | |
| 699 | |
| 700 void toIR(IRState *irs); | |
| 701 }; | |
| 702 | |
| 703 struct VolatileStatement : Statement | |
| 704 { | |
| 705 Statement *statement; | |
| 706 | |
| 707 VolatileStatement(Loc loc, Statement *statement); | |
| 708 Statement *syntaxCopy(); | |
| 709 Statement *semantic(Scope *sc); | |
| 710 Statements *flatten(Scope *sc); | |
| 711 int fallOffEnd(); | |
| 712 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 713 | |
| 714 Statement *inlineScan(InlineScanState *iss); | |
| 715 | |
| 716 void toIR(IRState *irs); | |
| 717 }; | |
| 718 | |
| 719 struct GotoStatement : Statement | |
| 720 { | |
| 721 Identifier *ident; | |
| 722 LabelDsymbol *label; | |
| 723 TryFinallyStatement *tf; | |
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724 TryFinallyStatement *enclosingtryfinally; |
| 1 | 725 |
| 726 GotoStatement(Loc loc, Identifier *ident); | |
| 727 Statement *syntaxCopy(); | |
| 728 Statement *semantic(Scope *sc); | |
| 729 int fallOffEnd(); | |
| 730 Expression *interpret(InterState *istate); | |
| 731 | |
| 732 void toIR(IRState *irs); | |
| 733 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 734 GotoStatement *isGotoStatement() { return this; } | |
| 735 }; | |
| 736 | |
| 737 struct LabelStatement : Statement | |
| 738 { | |
| 739 Identifier *ident; | |
| 740 Statement *statement; | |
| 741 TryFinallyStatement *tf; | |
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742 TryFinallyStatement *enclosingtryfinally; |
| 1 | 743 block *lblock; // back end |
| 744 int isReturnLabel; | |
| 745 | |
| 746 LabelStatement(Loc loc, Identifier *ident, Statement *statement); | |
| 747 Statement *syntaxCopy(); | |
| 748 Statement *semantic(Scope *sc); | |
| 749 Statements *flatten(Scope *sc); | |
| 750 int usesEH(); | |
| 751 int fallOffEnd(); | |
| 752 int comeFrom(); | |
| 753 Expression *interpret(InterState *istate); | |
| 754 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 755 | |
| 756 Statement *inlineScan(InlineScanState *iss); | |
| 757 | |
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758 void toIR(IRState *irs); |
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759 |
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760 // LLVMDC |
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761 llvm::BasicBlock* llvmBB; |
| 1 | 762 }; |
| 763 | |
| 764 struct LabelDsymbol : Dsymbol | |
| 765 { | |
| 766 LabelStatement *statement; | |
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767 // LLVMDC |
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768 unsigned asmLabelNum; // for inline assembler labels |
| 1 | 769 |
| 770 LabelDsymbol(Identifier *ident); | |
| 771 LabelDsymbol *isLabel(); | |
| 772 }; | |
| 773 | |
| 774 struct AsmStatement : Statement | |
| 775 { | |
| 776 Token *tokens; | |
| 777 code *asmcode; | |
| 778 unsigned asmalign; // alignment of this statement | |
| 779 unsigned refparam; // !=0 if function parameter is referenced | |
| 780 unsigned naked; // !=0 if function is to be naked | |
| 781 unsigned regs; // mask of registers modified | |
| 782 | |
| 783 AsmStatement(Loc loc, Token *tokens); | |
| 784 Statement *syntaxCopy(); | |
| 785 Statement *semantic(Scope *sc); | |
| 786 int comeFrom(); | |
| 787 | |
| 788 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 789 virtual AsmStatement *isAsmStatement() { return this; } | |
| 790 | |
| 791 void toIR(IRState *irs); | |
| 792 }; | |
| 793 | |
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794 struct AsmBlockStatement : CompoundStatement |
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795 { |
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796 AsmBlockStatement(Loc loc, Statements *s); |
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797 Statements *flatten(Scope *sc); |
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798 AsmBlockStatement *isAsmBlockStatement() { return this; } |
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799 |
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800 void toIR(IRState *irs); |
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801 }; |
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802 |
| 1 | 803 #endif /* DMD_STATEMENT_H */ |