OLD | NEW |
1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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 |
(...skipping 416 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
427 }; | 427 }; |
428 | 428 |
429 | 429 |
430 class HEnvironment: public ZoneObject { | 430 class HEnvironment: public ZoneObject { |
431 public: | 431 public: |
432 HEnvironment(HEnvironment* outer, | 432 HEnvironment(HEnvironment* outer, |
433 Scope* scope, | 433 Scope* scope, |
434 Handle<JSFunction> closure, | 434 Handle<JSFunction> closure, |
435 Zone* zone); | 435 Zone* zone); |
436 | 436 |
437 HEnvironment* DiscardInlined(bool drop_extra) { | |
438 HEnvironment* outer = outer_; | |
439 while (outer->frame_type() != JS_FUNCTION) outer = outer->outer_; | |
440 if (drop_extra) outer->Drop(1); | |
441 return outer; | |
442 } | |
443 | |
444 HEnvironment* arguments_environment() { | 437 HEnvironment* arguments_environment() { |
445 return outer()->frame_type() == ARGUMENTS_ADAPTOR ? outer() : this; | 438 return outer()->frame_type() == ARGUMENTS_ADAPTOR ? outer() : this; |
446 } | 439 } |
447 | 440 |
448 // Simple accessors. | 441 // Simple accessors. |
449 Handle<JSFunction> closure() const { return closure_; } | 442 Handle<JSFunction> closure() const { return closure_; } |
450 const ZoneList<HValue*>* values() const { return &values_; } | 443 const ZoneList<HValue*>* values() const { return &values_; } |
451 const ZoneList<int>* assigned_variables() const { | 444 const ZoneList<int>* assigned_variables() const { |
452 return &assigned_variables_; | 445 return &assigned_variables_; |
453 } | 446 } |
454 FrameType frame_type() const { return frame_type_; } | 447 FrameType frame_type() const { return frame_type_; } |
455 int parameter_count() const { return parameter_count_; } | 448 int parameter_count() const { return parameter_count_; } |
456 int specials_count() const { return specials_count_; } | 449 int specials_count() const { return specials_count_; } |
457 int local_count() const { return local_count_; } | 450 int local_count() const { return local_count_; } |
458 HEnvironment* outer() const { return outer_; } | 451 HEnvironment* outer() const { return outer_; } |
459 int pop_count() const { return pop_count_; } | 452 int pop_count() const { return pop_count_; } |
460 int push_count() const { return push_count_; } | 453 int push_count() const { return push_count_; } |
461 | 454 |
462 BailoutId ast_id() const { return ast_id_; } | 455 BailoutId ast_id() const { return ast_id_; } |
463 void set_ast_id(BailoutId id) { ast_id_ = id; } | 456 void set_ast_id(BailoutId id) { ast_id_ = id; } |
464 | 457 |
| 458 HEnterInlined* entry() const { return entry_; } |
| 459 void set_entry(HEnterInlined* entry) { entry_ = entry; } |
| 460 |
465 int length() const { return values_.length(); } | 461 int length() const { return values_.length(); } |
466 bool is_special_index(int i) const { | 462 bool is_special_index(int i) const { |
467 return i >= parameter_count() && i < parameter_count() + specials_count(); | 463 return i >= parameter_count() && i < parameter_count() + specials_count(); |
468 } | 464 } |
469 | 465 |
470 int first_expression_index() const { | 466 int first_expression_index() const { |
471 return parameter_count() + specials_count() + local_count(); | 467 return parameter_count() + specials_count() + local_count(); |
472 } | 468 } |
473 | 469 |
474 void Bind(Variable* variable, HValue* value) { | 470 void Bind(Variable* variable, HValue* value) { |
(...skipping 58 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
533 // Create an "inlined version" of this environment, where the original | 529 // Create an "inlined version" of this environment, where the original |
534 // environment is the outer environment but the top expression stack | 530 // environment is the outer environment but the top expression stack |
535 // elements are moved to an inner environment as parameters. | 531 // elements are moved to an inner environment as parameters. |
536 HEnvironment* CopyForInlining(Handle<JSFunction> target, | 532 HEnvironment* CopyForInlining(Handle<JSFunction> target, |
537 int arguments, | 533 int arguments, |
538 FunctionLiteral* function, | 534 FunctionLiteral* function, |
539 HConstant* undefined, | 535 HConstant* undefined, |
540 CallKind call_kind, | 536 CallKind call_kind, |
541 InliningKind inlining_kind) const; | 537 InliningKind inlining_kind) const; |
542 | 538 |
| 539 HEnvironment* DiscardInlined(bool drop_extra) { |
| 540 HEnvironment* outer = outer_; |
| 541 while (outer->frame_type() != JS_FUNCTION) outer = outer->outer_; |
| 542 if (drop_extra) outer->Drop(1); |
| 543 return outer; |
| 544 } |
| 545 |
543 void AddIncomingEdge(HBasicBlock* block, HEnvironment* other); | 546 void AddIncomingEdge(HBasicBlock* block, HEnvironment* other); |
544 | 547 |
545 void ClearHistory() { | 548 void ClearHistory() { |
546 pop_count_ = 0; | 549 pop_count_ = 0; |
547 push_count_ = 0; | 550 push_count_ = 0; |
548 assigned_variables_.Rewind(0); | 551 assigned_variables_.Rewind(0); |
549 } | 552 } |
550 | 553 |
551 void SetValueAt(int index, HValue* value) { | 554 void SetValueAt(int index, HValue* value) { |
552 ASSERT(index < length()); | 555 ASSERT(index < length()); |
(...skipping 40 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
593 | 596 |
594 Handle<JSFunction> closure_; | 597 Handle<JSFunction> closure_; |
595 // Value array [parameters] [specials] [locals] [temporaries]. | 598 // Value array [parameters] [specials] [locals] [temporaries]. |
596 ZoneList<HValue*> values_; | 599 ZoneList<HValue*> values_; |
597 ZoneList<int> assigned_variables_; | 600 ZoneList<int> assigned_variables_; |
598 FrameType frame_type_; | 601 FrameType frame_type_; |
599 int parameter_count_; | 602 int parameter_count_; |
600 int specials_count_; | 603 int specials_count_; |
601 int local_count_; | 604 int local_count_; |
602 HEnvironment* outer_; | 605 HEnvironment* outer_; |
| 606 HEnterInlined* entry_; |
603 int pop_count_; | 607 int pop_count_; |
604 int push_count_; | 608 int push_count_; |
605 BailoutId ast_id_; | 609 BailoutId ast_id_; |
606 Zone* zone_; | 610 Zone* zone_; |
607 }; | 611 }; |
608 | 612 |
609 | 613 |
610 class HGraphBuilder; | 614 class HGraphBuilder; |
611 | 615 |
612 enum ArgumentsAllowedFlag { | 616 enum ArgumentsAllowedFlag { |
(...skipping 869 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
1482 const char* filename_; | 1486 const char* filename_; |
1483 HeapStringAllocator string_allocator_; | 1487 HeapStringAllocator string_allocator_; |
1484 StringStream trace_; | 1488 StringStream trace_; |
1485 int indent_; | 1489 int indent_; |
1486 }; | 1490 }; |
1487 | 1491 |
1488 | 1492 |
1489 } } // namespace v8::internal | 1493 } } // namespace v8::internal |
1490 | 1494 |
1491 #endif // V8_HYDROGEN_H_ | 1495 #endif // V8_HYDROGEN_H_ |
OLD | NEW |