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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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284 Statement* body_; | 284 Statement* body_; |
285 BreakTarget continue_target_; | 285 BreakTarget continue_target_; |
286 }; | 286 }; |
287 | 287 |
288 | 288 |
289 class LoopStatement: public IterationStatement { | 289 class LoopStatement: public IterationStatement { |
290 public: | 290 public: |
291 enum Type { DO_LOOP, FOR_LOOP, WHILE_LOOP }; | 291 enum Type { DO_LOOP, FOR_LOOP, WHILE_LOOP }; |
292 | 292 |
293 LoopStatement(ZoneStringList* labels, Type type) | 293 LoopStatement(ZoneStringList* labels, Type type) |
294 : IterationStatement(labels), type_(type), init_(NULL), | 294 : IterationStatement(labels), |
295 cond_(NULL), next_(NULL) { } | 295 type_(type), |
296 init_(NULL), | |
297 cond_(NULL), | |
298 next_(NULL), | |
299 has_function_literal_(false) { | |
300 } | |
296 | 301 |
297 void Initialize(Statement* init, | 302 void Initialize(Statement* init, |
298 Expression* cond, | 303 Expression* cond, |
299 Statement* next, | 304 Statement* next, |
300 Statement* body) { | 305 Statement* body) { |
301 ASSERT(init == NULL || type_ == FOR_LOOP); | 306 ASSERT(init == NULL || type_ == FOR_LOOP); |
302 ASSERT(next == NULL || type_ == FOR_LOOP); | 307 ASSERT(next == NULL || type_ == FOR_LOOP); |
303 IterationStatement::Initialize(body); | 308 IterationStatement::Initialize(body); |
304 init_ = init; | 309 init_ = init; |
305 cond_ = cond; | 310 cond_ = cond; |
306 next_ = next; | 311 next_ = next; |
307 } | 312 } |
308 | 313 |
309 virtual void Accept(AstVisitor* v); | 314 virtual void Accept(AstVisitor* v); |
310 | 315 |
311 Type type() const { return type_; } | 316 Type type() const { return type_; } |
312 Statement* init() const { return init_; } | 317 Statement* init() const { return init_; } |
313 Expression* cond() const { return cond_; } | 318 Expression* cond() const { return cond_; } |
314 Statement* next() const { return next_; } | 319 Statement* next() const { return next_; } |
320 bool has_function_literal() const { return has_function_literal_; } | |
315 | 321 |
316 #ifdef DEBUG | 322 #ifdef DEBUG |
317 const char* OperatorString() const; | 323 const char* OperatorString() const; |
318 #endif | 324 #endif |
319 | 325 |
320 private: | 326 private: |
321 Type type_; | 327 Type type_; |
322 Statement* init_; | 328 Statement* init_; |
323 Expression* cond_; | 329 Expression* cond_; |
324 Statement* next_; | 330 Statement* next_; |
331 bool has_function_literal_; | |
Kasper Lund
2009/03/12 15:40:30
Maybe add a comment here that this is a function l
Kevin Millikin (Chromium)
2009/03/12 15:42:44
Done.
| |
332 | |
333 friend class AstOptimizer; | |
325 }; | 334 }; |
326 | 335 |
327 | 336 |
328 class ForInStatement: public IterationStatement { | 337 class ForInStatement: public IterationStatement { |
329 public: | 338 public: |
330 explicit ForInStatement(ZoneStringList* labels) | 339 explicit ForInStatement(ZoneStringList* labels) |
331 : IterationStatement(labels), each_(NULL), enumerable_(NULL) { } | 340 : IterationStatement(labels), each_(NULL), enumerable_(NULL) { } |
332 | 341 |
333 void Initialize(Expression* each, Expression* enumerable, Statement* body) { | 342 void Initialize(Expression* each, Expression* enumerable, Statement* body) { |
334 IterationStatement::Initialize(body); | 343 IterationStatement::Initialize(body); |
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1677 #undef DEF_VISIT | 1686 #undef DEF_VISIT |
1678 | 1687 |
1679 private: | 1688 private: |
1680 bool stack_overflow_; | 1689 bool stack_overflow_; |
1681 }; | 1690 }; |
1682 | 1691 |
1683 | 1692 |
1684 } } // namespace v8::internal | 1693 } } // namespace v8::internal |
1685 | 1694 |
1686 #endif // V8_AST_H_ | 1695 #endif // V8_AST_H_ |
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