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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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341 }; | 341 }; |
342 | 342 |
343 | 343 |
344 class KeyedIC: public IC { | 344 class KeyedIC: public IC { |
345 public: | 345 public: |
346 explicit KeyedIC(Isolate* isolate) : IC(NO_EXTRA_FRAME, isolate) {} | 346 explicit KeyedIC(Isolate* isolate) : IC(NO_EXTRA_FRAME, isolate) {} |
347 virtual ~KeyedIC() {} | 347 virtual ~KeyedIC() {} |
348 | 348 |
349 virtual MaybeObject* GetElementStubWithoutMapCheck( | 349 virtual MaybeObject* GetElementStubWithoutMapCheck( |
350 bool is_js_array, | 350 bool is_js_array, |
351 JSObject::ElementsKind elements_kind) = 0; | 351 ElementsKind elements_kind) = 0; |
352 | 352 |
353 protected: | 353 protected: |
354 virtual Code* string_stub() { | 354 virtual Code* string_stub() { |
355 return NULL; | 355 return NULL; |
356 } | 356 } |
357 | 357 |
358 virtual Code::Kind kind() const = 0; | 358 virtual Code::Kind kind() const = 0; |
359 | 359 |
360 MaybeObject* ComputeStub(JSObject* receiver, | 360 MaybeObject* ComputeStub(JSObject* receiver, |
361 bool is_store, | 361 bool is_store, |
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408 | 408 |
409 // Bit mask to be tested against bit field for the cases when | 409 // Bit mask to be tested against bit field for the cases when |
410 // generic stub should go into slow case. | 410 // generic stub should go into slow case. |
411 // Access check is necessary explicitly since generic stub does not perform | 411 // Access check is necessary explicitly since generic stub does not perform |
412 // map checks. | 412 // map checks. |
413 static const int kSlowCaseBitFieldMask = | 413 static const int kSlowCaseBitFieldMask = |
414 (1 << Map::kIsAccessCheckNeeded) | (1 << Map::kHasIndexedInterceptor); | 414 (1 << Map::kIsAccessCheckNeeded) | (1 << Map::kHasIndexedInterceptor); |
415 | 415 |
416 virtual MaybeObject* GetElementStubWithoutMapCheck( | 416 virtual MaybeObject* GetElementStubWithoutMapCheck( |
417 bool is_js_array, | 417 bool is_js_array, |
418 JSObject::ElementsKind elements_kind); | 418 ElementsKind elements_kind); |
419 | 419 |
420 protected: | 420 protected: |
421 virtual Code::Kind kind() const { return Code::KEYED_LOAD_IC; } | 421 virtual Code::Kind kind() const { return Code::KEYED_LOAD_IC; } |
422 | 422 |
423 virtual MaybeObject* ConstructMegamorphicStub( | 423 virtual MaybeObject* ConstructMegamorphicStub( |
424 MapList* receiver_maps, | 424 MapList* receiver_maps, |
425 CodeList* targets, | 425 CodeList* targets, |
426 StrictModeFlag strict_mode); | 426 StrictModeFlag strict_mode); |
427 | 427 |
428 virtual Code* string_stub() { | 428 virtual Code* string_stub() { |
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559 } | 559 } |
560 static void GenerateMiss(MacroAssembler* masm, bool force_generic); | 560 static void GenerateMiss(MacroAssembler* masm, bool force_generic); |
561 static void GenerateSlow(MacroAssembler* masm); | 561 static void GenerateSlow(MacroAssembler* masm); |
562 static void GenerateRuntimeSetProperty(MacroAssembler* masm, | 562 static void GenerateRuntimeSetProperty(MacroAssembler* masm, |
563 StrictModeFlag strict_mode); | 563 StrictModeFlag strict_mode); |
564 static void GenerateGeneric(MacroAssembler* masm, StrictModeFlag strict_mode); | 564 static void GenerateGeneric(MacroAssembler* masm, StrictModeFlag strict_mode); |
565 static void GenerateNonStrictArguments(MacroAssembler* masm); | 565 static void GenerateNonStrictArguments(MacroAssembler* masm); |
566 | 566 |
567 virtual MaybeObject* GetElementStubWithoutMapCheck( | 567 virtual MaybeObject* GetElementStubWithoutMapCheck( |
568 bool is_js_array, | 568 bool is_js_array, |
569 JSObject::ElementsKind elements_kind); | 569 ElementsKind elements_kind); |
570 | 570 |
571 protected: | 571 protected: |
572 virtual Code::Kind kind() const { return Code::KEYED_STORE_IC; } | 572 virtual Code::Kind kind() const { return Code::KEYED_STORE_IC; } |
573 | 573 |
574 virtual MaybeObject* ConstructMegamorphicStub( | 574 virtual MaybeObject* ConstructMegamorphicStub( |
575 MapList* receiver_maps, | 575 MapList* receiver_maps, |
576 CodeList* targets, | 576 CodeList* targets, |
577 StrictModeFlag strict_mode); | 577 StrictModeFlag strict_mode); |
578 | 578 |
579 private: | 579 private: |
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729 void patch(Code* code); | 729 void patch(Code* code); |
730 }; | 730 }; |
731 | 731 |
732 | 732 |
733 // Helper for BinaryOpIC and CompareIC. | 733 // Helper for BinaryOpIC and CompareIC. |
734 void PatchInlinedSmiCode(Address address); | 734 void PatchInlinedSmiCode(Address address); |
735 | 735 |
736 } } // namespace v8::internal | 736 } } // namespace v8::internal |
737 | 737 |
738 #endif // V8_IC_H_ | 738 #endif // V8_IC_H_ |
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