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 488 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
499 class HGraph; | 499 class HGraph; |
500 class HOptimizedGraphBuilder; | 500 class HOptimizedGraphBuilder; |
501 class LChunk; | 501 class LChunk; |
502 | 502 |
503 // A helper class that calls the three compilation phases in | 503 // A helper class that calls the three compilation phases in |
504 // Crankshaft and keeps track of its state. The three phases | 504 // Crankshaft and keeps track of its state. The three phases |
505 // CreateGraph, OptimizeGraph and GenerateAndInstallCode can either | 505 // CreateGraph, OptimizeGraph and GenerateAndInstallCode can either |
506 // fail, bail-out to the full code generator or succeed. Apart from | 506 // fail, bail-out to the full code generator or succeed. Apart from |
507 // their return value, the status of the phase last run can be checked | 507 // their return value, the status of the phase last run can be checked |
508 // using last_status(). | 508 // using last_status(). |
509 class OptimizingCompiler: public ZoneObject { | 509 class RecompileJob: public ZoneObject { |
510 public: | 510 public: |
511 explicit OptimizingCompiler(CompilationInfo* info) | 511 explicit RecompileJob(CompilationInfo* info) |
512 : info_(info), | 512 : info_(info), |
513 graph_builder_(NULL), | 513 graph_builder_(NULL), |
514 graph_(NULL), | 514 graph_(NULL), |
515 chunk_(NULL), | 515 chunk_(NULL), |
516 last_status_(FAILED) { } | 516 last_status_(FAILED) { } |
517 | 517 |
518 enum Status { | 518 enum Status { |
519 FAILED, BAILED_OUT, SUCCEEDED | 519 FAILED, BAILED_OUT, SUCCEEDED |
520 }; | 520 }; |
521 | 521 |
(...skipping 29 matching lines...) Expand all Loading... |
551 Status last_status_; | 551 Status last_status_; |
552 bool awaiting_install_; | 552 bool awaiting_install_; |
553 | 553 |
554 MUST_USE_RESULT Status SetLastStatus(Status status) { | 554 MUST_USE_RESULT Status SetLastStatus(Status status) { |
555 last_status_ = status; | 555 last_status_ = status; |
556 return last_status_; | 556 return last_status_; |
557 } | 557 } |
558 void RecordOptimizationStats(); | 558 void RecordOptimizationStats(); |
559 | 559 |
560 struct Timer { | 560 struct Timer { |
561 Timer(OptimizingCompiler* compiler, TimeDelta* location) | 561 Timer(RecompileJob* job, TimeDelta* location) |
562 : compiler_(compiler), | 562 : job_(job), location_(location) { |
563 location_(location) { | |
564 ASSERT(location_ != NULL); | 563 ASSERT(location_ != NULL); |
565 timer_.Start(); | 564 timer_.Start(); |
566 } | 565 } |
567 | 566 |
568 ~Timer() { | 567 ~Timer() { |
569 *location_ += timer_.Elapsed(); | 568 *location_ += timer_.Elapsed(); |
570 } | 569 } |
571 | 570 |
572 OptimizingCompiler* compiler_; | 571 RecompileJob* job_; |
573 ElapsedTimer timer_; | 572 ElapsedTimer timer_; |
574 TimeDelta* location_; | 573 TimeDelta* location_; |
575 }; | 574 }; |
576 }; | 575 }; |
577 | 576 |
578 | 577 |
579 // The V8 compiler | 578 // The V8 compiler |
580 // | 579 // |
581 // General strategy: Source code is translated into an anonymous function w/o | 580 // General strategy: Source code is translated into an anonymous function w/o |
582 // parameters which then can be executed. If the source code contains other | 581 // parameters which then can be executed. If the source code contains other |
(...skipping 44 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
627 // compiled). | 626 // compiled). |
628 static Handle<SharedFunctionInfo> BuildFunctionInfo(FunctionLiteral* node, | 627 static Handle<SharedFunctionInfo> BuildFunctionInfo(FunctionLiteral* node, |
629 Handle<Script> script); | 628 Handle<Script> script); |
630 | 629 |
631 // Set the function info for a newly compiled function. | 630 // Set the function info for a newly compiled function. |
632 static void SetFunctionInfo(Handle<SharedFunctionInfo> function_info, | 631 static void SetFunctionInfo(Handle<SharedFunctionInfo> function_info, |
633 FunctionLiteral* lit, | 632 FunctionLiteral* lit, |
634 bool is_toplevel, | 633 bool is_toplevel, |
635 Handle<Script> script); | 634 Handle<Script> script); |
636 | 635 |
637 static Handle<Code> InstallOptimizedCode(OptimizingCompiler* info); | 636 static Handle<Code> InstallOptimizedCode(RecompileJob* job); |
638 | 637 |
639 #ifdef ENABLE_DEBUGGER_SUPPORT | 638 #ifdef ENABLE_DEBUGGER_SUPPORT |
640 static bool MakeCodeForLiveEdit(CompilationInfo* info); | 639 static bool MakeCodeForLiveEdit(CompilationInfo* info); |
641 #endif | 640 #endif |
642 | 641 |
643 static void RecordFunctionCompilation(Logger::LogEventsAndTags tag, | 642 static void RecordFunctionCompilation(Logger::LogEventsAndTags tag, |
644 CompilationInfo* info, | 643 CompilationInfo* info, |
645 Handle<SharedFunctionInfo> shared); | 644 Handle<SharedFunctionInfo> shared); |
646 }; | 645 }; |
647 | 646 |
(...skipping 18 matching lines...) Expand all Loading... |
666 unsigned info_zone_start_allocation_size_; | 665 unsigned info_zone_start_allocation_size_; |
667 ElapsedTimer timer_; | 666 ElapsedTimer timer_; |
668 | 667 |
669 DISALLOW_COPY_AND_ASSIGN(CompilationPhase); | 668 DISALLOW_COPY_AND_ASSIGN(CompilationPhase); |
670 }; | 669 }; |
671 | 670 |
672 | 671 |
673 } } // namespace v8::internal | 672 } } // namespace v8::internal |
674 | 673 |
675 #endif // V8_COMPILER_H_ | 674 #endif // V8_COMPILER_H_ |
OLD | NEW |