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1 // Copyright (c) 1994-2006 Sun Microsystems Inc. | 1 // Copyright (c) 1994-2006 Sun Microsystems Inc. |
2 // All Rights Reserved. | 2 // All Rights Reserved. |
3 // | 3 // |
4 // Redistribution and use in source and binary forms, with or without | 4 // Redistribution and use in source and binary forms, with or without |
5 // modification, are permitted provided that the following conditions are | 5 // modification, are permitted provided that the following conditions are |
6 // met: | 6 // met: |
7 // | 7 // |
8 // - Redistributions of source code must retain the above copyright notice, | 8 // - Redistributions of source code must retain the above copyright notice, |
9 // this list of conditions and the following disclaimer. | 9 // this list of conditions and the following disclaimer. |
10 // | 10 // |
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37 | 37 |
38 #include "gdb-jit.h" | 38 #include "gdb-jit.h" |
39 #include "runtime.h" | 39 #include "runtime.h" |
40 #include "token.h" | 40 #include "token.h" |
41 | 41 |
42 namespace v8 { | 42 namespace v8 { |
43 namespace internal { | 43 namespace internal { |
44 | 44 |
45 | 45 |
46 // ----------------------------------------------------------------------------- | 46 // ----------------------------------------------------------------------------- |
| 47 // Platform independent assembler base class. |
| 48 |
| 49 class AssemblerBase: public Malloced { |
| 50 public: |
| 51 explicit AssemblerBase(Isolate* isolate) : isolate_(isolate) {} |
| 52 |
| 53 Isolate* isolate() const { return isolate_; } |
| 54 |
| 55 private: |
| 56 Isolate* isolate_; |
| 57 }; |
| 58 |
| 59 // ----------------------------------------------------------------------------- |
47 // Common double constants. | 60 // Common double constants. |
48 | 61 |
49 class DoubleConstant: public AllStatic { | 62 class DoubleConstant: public AllStatic { |
50 public: | 63 public: |
51 static const double min_int; | 64 static const double min_int; |
52 static const double one_half; | 65 static const double one_half; |
53 static const double minus_zero; | 66 static const double minus_zero; |
54 static const double negative_infinity; | 67 static const double negative_infinity; |
55 static const double nan; | 68 static const double nan; |
56 }; | 69 }; |
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494 // Handle<Value> f(v8::Arguments&) | 507 // Handle<Value> f(v8::Arguments&) |
495 DIRECT_API_CALL, | 508 DIRECT_API_CALL, |
496 | 509 |
497 // Direct call to accessor getter callback. | 510 // Direct call to accessor getter callback. |
498 // Handle<value> f(Local<String> property, AccessorInfo& info) | 511 // Handle<value> f(Local<String> property, AccessorInfo& info) |
499 DIRECT_GETTER_CALL | 512 DIRECT_GETTER_CALL |
500 }; | 513 }; |
501 | 514 |
502 typedef void* ExternalReferenceRedirector(void* original, Type type); | 515 typedef void* ExternalReferenceRedirector(void* original, Type type); |
503 | 516 |
504 explicit ExternalReference(Builtins::CFunctionId id); | 517 ExternalReference(Builtins::CFunctionId id, Isolate* isolate); |
505 | 518 |
506 explicit ExternalReference(ApiFunction* ptr, Type type); | 519 ExternalReference(ApiFunction* ptr, Type type, Isolate* isolate); |
507 | 520 |
508 explicit ExternalReference(Builtins::Name name); | 521 ExternalReference(Builtins::Name name, Isolate* isolate); |
509 | 522 |
510 explicit ExternalReference(Runtime::FunctionId id); | 523 ExternalReference(Runtime::FunctionId id, Isolate* isolate); |
511 | 524 |
512 explicit ExternalReference(const Runtime::Function* f); | 525 ExternalReference(const Runtime::Function* f, Isolate* isolate); |
513 | 526 |
514 explicit ExternalReference(const IC_Utility& ic_utility); | 527 ExternalReference(const IC_Utility& ic_utility, Isolate* isolate); |
515 | 528 |
516 #ifdef ENABLE_DEBUGGER_SUPPORT | 529 #ifdef ENABLE_DEBUGGER_SUPPORT |
517 explicit ExternalReference(const Debug_Address& debug_address); | 530 ExternalReference(const Debug_Address& debug_address, Isolate* isolate); |
518 #endif | 531 #endif |
519 | 532 |
520 explicit ExternalReference(StatsCounter* counter); | 533 explicit ExternalReference(StatsCounter* counter); |
521 | 534 |
522 explicit ExternalReference(Isolate::AddressId id); | 535 ExternalReference(Isolate::AddressId id, Isolate* isolate); |
523 | 536 |
524 explicit ExternalReference(const SCTableReference& table_ref); | 537 explicit ExternalReference(const SCTableReference& table_ref); |
525 | 538 |
526 // Isolate::Current() as an external reference. | 539 // Isolate::Current() as an external reference. |
527 static ExternalReference isolate_address(); | 540 static ExternalReference isolate_address(); |
528 | 541 |
529 // One-of-a-kind references. These references are not part of a general | 542 // One-of-a-kind references. These references are not part of a general |
530 // pattern. This means that they have to be added to the | 543 // pattern. This means that they have to be added to the |
531 // ExternalReferenceTable in serialize.cc manually. | 544 // ExternalReferenceTable in serialize.cc manually. |
532 | 545 |
533 static ExternalReference perform_gc_function(); | 546 static ExternalReference perform_gc_function(Isolate* isolate); |
534 static ExternalReference fill_heap_number_with_random_function(); | 547 static ExternalReference fill_heap_number_with_random_function( |
535 static ExternalReference random_uint32_function(); | 548 Isolate* isolate); |
536 static ExternalReference transcendental_cache_array_address(); | 549 static ExternalReference random_uint32_function(Isolate* isolate); |
537 static ExternalReference delete_handle_scope_extensions(); | 550 static ExternalReference transcendental_cache_array_address(Isolate* isolate); |
| 551 static ExternalReference delete_handle_scope_extensions(Isolate* isolate); |
538 | 552 |
539 // Deoptimization support. | 553 // Deoptimization support. |
540 static ExternalReference new_deoptimizer_function(); | 554 static ExternalReference new_deoptimizer_function(Isolate* isolate); |
541 static ExternalReference compute_output_frames_function(); | 555 static ExternalReference compute_output_frames_function(Isolate* isolate); |
542 static ExternalReference global_contexts_list(); | 556 static ExternalReference global_contexts_list(Isolate* isolate); |
543 | 557 |
544 // Static data in the keyed lookup cache. | 558 // Static data in the keyed lookup cache. |
545 static ExternalReference keyed_lookup_cache_keys(); | 559 static ExternalReference keyed_lookup_cache_keys(Isolate* isolate); |
546 static ExternalReference keyed_lookup_cache_field_offsets(); | 560 static ExternalReference keyed_lookup_cache_field_offsets(Isolate* isolate); |
547 | 561 |
548 // Static variable Factory::the_hole_value.location() | 562 // Static variable Factory::the_hole_value.location() |
549 static ExternalReference the_hole_value_location(); | 563 static ExternalReference the_hole_value_location(Isolate* isolate); |
550 | 564 |
551 // Static variable Factory::arguments_marker.location() | 565 // Static variable Factory::arguments_marker.location() |
552 static ExternalReference arguments_marker_location(); | 566 static ExternalReference arguments_marker_location(Isolate* isolate); |
553 | 567 |
554 // Static variable Heap::roots_address() | 568 // Static variable Heap::roots_address() |
555 static ExternalReference roots_address(); | 569 static ExternalReference roots_address(Isolate* isolate); |
556 | 570 |
557 // Static variable StackGuard::address_of_jslimit() | 571 // Static variable StackGuard::address_of_jslimit() |
558 static ExternalReference address_of_stack_limit(); | 572 static ExternalReference address_of_stack_limit(Isolate* isolate); |
559 | 573 |
560 // Static variable StackGuard::address_of_real_jslimit() | 574 // Static variable StackGuard::address_of_real_jslimit() |
561 static ExternalReference address_of_real_stack_limit(); | 575 static ExternalReference address_of_real_stack_limit(Isolate* isolate); |
562 | 576 |
563 // Static variable RegExpStack::limit_address() | 577 // Static variable RegExpStack::limit_address() |
564 static ExternalReference address_of_regexp_stack_limit(); | 578 static ExternalReference address_of_regexp_stack_limit(Isolate* isolate); |
565 | 579 |
566 // Static variables for RegExp. | 580 // Static variables for RegExp. |
567 static ExternalReference address_of_static_offsets_vector(); | 581 static ExternalReference address_of_static_offsets_vector(Isolate* isolate); |
568 static ExternalReference address_of_regexp_stack_memory_address(); | 582 static ExternalReference address_of_regexp_stack_memory_address( |
569 static ExternalReference address_of_regexp_stack_memory_size(); | 583 Isolate* isolate); |
| 584 static ExternalReference address_of_regexp_stack_memory_size( |
| 585 Isolate* isolate); |
570 | 586 |
571 // Static variable Heap::NewSpaceStart() | 587 // Static variable Heap::NewSpaceStart() |
572 static ExternalReference new_space_start(); | 588 static ExternalReference new_space_start(Isolate* isolate); |
573 static ExternalReference new_space_mask(); | 589 static ExternalReference new_space_mask(Isolate* isolate); |
574 static ExternalReference heap_always_allocate_scope_depth(); | 590 static ExternalReference heap_always_allocate_scope_depth(Isolate* isolate); |
575 | 591 |
576 // Used for fast allocation in generated code. | 592 // Used for fast allocation in generated code. |
577 static ExternalReference new_space_allocation_top_address(); | 593 static ExternalReference new_space_allocation_top_address(Isolate* isolate); |
578 static ExternalReference new_space_allocation_limit_address(); | 594 static ExternalReference new_space_allocation_limit_address(Isolate* isolate); |
579 | 595 |
580 static ExternalReference double_fp_operation(Token::Value operation); | 596 static ExternalReference double_fp_operation(Token::Value operation, |
581 static ExternalReference compare_doubles(); | 597 Isolate* isolate); |
582 static ExternalReference power_double_double_function(); | 598 static ExternalReference compare_doubles(Isolate* isolate); |
583 static ExternalReference power_double_int_function(); | 599 static ExternalReference power_double_double_function(Isolate* isolate); |
| 600 static ExternalReference power_double_int_function(Isolate* isolate); |
584 | 601 |
585 static ExternalReference handle_scope_next_address(); | 602 static ExternalReference handle_scope_next_address(); |
586 static ExternalReference handle_scope_limit_address(); | 603 static ExternalReference handle_scope_limit_address(); |
587 static ExternalReference handle_scope_level_address(); | 604 static ExternalReference handle_scope_level_address(); |
588 | 605 |
589 static ExternalReference scheduled_exception_address(); | 606 static ExternalReference scheduled_exception_address(Isolate* isolate); |
590 | 607 |
591 // Static variables containing common double constants. | 608 // Static variables containing common double constants. |
592 static ExternalReference address_of_min_int(); | 609 static ExternalReference address_of_min_int(); |
593 static ExternalReference address_of_one_half(); | 610 static ExternalReference address_of_one_half(); |
594 static ExternalReference address_of_minus_zero(); | 611 static ExternalReference address_of_minus_zero(); |
595 static ExternalReference address_of_negative_infinity(); | 612 static ExternalReference address_of_negative_infinity(); |
596 static ExternalReference address_of_nan(); | 613 static ExternalReference address_of_nan(); |
597 | 614 |
598 static ExternalReference math_sin_double_function(); | 615 static ExternalReference math_sin_double_function(Isolate* isolate); |
599 static ExternalReference math_cos_double_function(); | 616 static ExternalReference math_cos_double_function(Isolate* isolate); |
600 static ExternalReference math_log_double_function(); | 617 static ExternalReference math_log_double_function(Isolate* isolate); |
601 | 618 |
602 Address address() const {return reinterpret_cast<Address>(address_);} | 619 Address address() const {return reinterpret_cast<Address>(address_);} |
603 | 620 |
604 #ifdef ENABLE_DEBUGGER_SUPPORT | 621 #ifdef ENABLE_DEBUGGER_SUPPORT |
605 // Function Debug::Break() | 622 // Function Debug::Break() |
606 static ExternalReference debug_break(); | 623 static ExternalReference debug_break(Isolate* isolate); |
607 | 624 |
608 // Used to check if single stepping is enabled in generated code. | 625 // Used to check if single stepping is enabled in generated code. |
609 static ExternalReference debug_step_in_fp_address(); | 626 static ExternalReference debug_step_in_fp_address(Isolate* isolate); |
610 #endif | 627 #endif |
611 | 628 |
612 #ifndef V8_INTERPRETED_REGEXP | 629 #ifndef V8_INTERPRETED_REGEXP |
613 // C functions called from RegExp generated code. | 630 // C functions called from RegExp generated code. |
614 | 631 |
615 // Function NativeRegExpMacroAssembler::CaseInsensitiveCompareUC16() | 632 // Function NativeRegExpMacroAssembler::CaseInsensitiveCompareUC16() |
616 static ExternalReference re_case_insensitive_compare_uc16(); | 633 static ExternalReference re_case_insensitive_compare_uc16(Isolate* isolate); |
617 | 634 |
618 // Function RegExpMacroAssembler*::CheckStackGuardState() | 635 // Function RegExpMacroAssembler*::CheckStackGuardState() |
619 static ExternalReference re_check_stack_guard_state(); | 636 static ExternalReference re_check_stack_guard_state(Isolate* isolate); |
620 | 637 |
621 // Function NativeRegExpMacroAssembler::GrowStack() | 638 // Function NativeRegExpMacroAssembler::GrowStack() |
622 static ExternalReference re_grow_stack(); | 639 static ExternalReference re_grow_stack(Isolate* isolate); |
623 | 640 |
624 // byte NativeRegExpMacroAssembler::word_character_bitmap | 641 // byte NativeRegExpMacroAssembler::word_character_bitmap |
625 static ExternalReference re_word_character_map(); | 642 static ExternalReference re_word_character_map(); |
626 | 643 |
627 #endif | 644 #endif |
628 | 645 |
629 // This lets you register a function that rewrites all external references. | 646 // This lets you register a function that rewrites all external references. |
630 // Used by the ARM simulator to catch calls to external references. | 647 // Used by the ARM simulator to catch calls to external references. |
631 static void set_redirector(ExternalReferenceRedirector* redirector) { | 648 static void set_redirector(ExternalReferenceRedirector* redirector) { |
632 // We can't stack them. | 649 // We can't stack them. |
633 ASSERT(Isolate::Current()->external_reference_redirector() == NULL); | 650 ASSERT(Isolate::Current()->external_reference_redirector() == NULL); |
634 Isolate::Current()->set_external_reference_redirector( | 651 Isolate::Current()->set_external_reference_redirector( |
635 reinterpret_cast<ExternalReferenceRedirectorPointer*>(redirector)); | 652 reinterpret_cast<ExternalReferenceRedirectorPointer*>(redirector)); |
636 } | 653 } |
637 | 654 |
638 private: | 655 private: |
639 explicit ExternalReference(void* address) | 656 explicit ExternalReference(void* address) |
640 : address_(address) {} | 657 : address_(address) {} |
641 | 658 |
642 static void* Redirect(void* address, | 659 static void* Redirect(Isolate* isolate, |
| 660 void* address, |
643 Type type = ExternalReference::BUILTIN_CALL) { | 661 Type type = ExternalReference::BUILTIN_CALL) { |
644 ExternalReferenceRedirector* redirector = | 662 ExternalReferenceRedirector* redirector = |
645 reinterpret_cast<ExternalReferenceRedirector*>( | 663 reinterpret_cast<ExternalReferenceRedirector*>( |
646 Isolate::Current()->external_reference_redirector()); | 664 isolate->external_reference_redirector()); |
647 if (redirector == NULL) return address; | 665 if (redirector == NULL) return address; |
648 void* answer = (*redirector)(address, type); | 666 void* answer = (*redirector)(address, type); |
649 return answer; | 667 return answer; |
650 } | 668 } |
651 | 669 |
652 static void* Redirect(Address address_arg, | 670 static void* Redirect(Isolate* isolate, |
| 671 Address address_arg, |
653 Type type = ExternalReference::BUILTIN_CALL) { | 672 Type type = ExternalReference::BUILTIN_CALL) { |
654 ExternalReferenceRedirector* redirector = | 673 ExternalReferenceRedirector* redirector = |
655 reinterpret_cast<ExternalReferenceRedirector*>( | 674 reinterpret_cast<ExternalReferenceRedirector*>( |
656 Isolate::Current()->external_reference_redirector()); | 675 isolate->external_reference_redirector()); |
657 void* address = reinterpret_cast<void*>(address_arg); | 676 void* address = reinterpret_cast<void*>(address_arg); |
658 void* answer = (redirector == NULL) ? | 677 void* answer = (redirector == NULL) ? |
659 address : | 678 address : |
660 (*redirector)(address, type); | 679 (*redirector)(address, type); |
661 return answer; | 680 return answer; |
662 } | 681 } |
663 | 682 |
664 void* address_; | 683 void* address_; |
665 }; | 684 }; |
666 | 685 |
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792 return num_bits_set; | 811 return num_bits_set; |
793 } | 812 } |
794 | 813 |
795 // Computes pow(x, y) with the special cases in the spec for Math.pow. | 814 // Computes pow(x, y) with the special cases in the spec for Math.pow. |
796 double power_double_int(double x, int y); | 815 double power_double_int(double x, int y); |
797 double power_double_double(double x, double y); | 816 double power_double_double(double x, double y); |
798 | 817 |
799 } } // namespace v8::internal | 818 } } // namespace v8::internal |
800 | 819 |
801 #endif // V8_ASSEMBLER_H_ | 820 #endif // V8_ASSEMBLER_H_ |
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