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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 |
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419 kGrowICDelta); | 419 kGrowICDelta); |
420 } | 420 } |
421 return stub_kind; | 421 return stub_kind; |
422 } | 422 } |
423 | 423 |
424 virtual Handle<Code> GetElementStubWithoutMapCheck( | 424 virtual Handle<Code> GetElementStubWithoutMapCheck( |
425 bool is_js_array, | 425 bool is_js_array, |
426 ElementsKind elements_kind, | 426 ElementsKind elements_kind, |
427 KeyedAccessGrowMode grow_mode) = 0; | 427 KeyedAccessGrowMode grow_mode) = 0; |
428 | 428 |
| 429 static bool IsTransitionStubKind(StubKind stub_kind) { |
| 430 return stub_kind > STORE_NO_TRANSITION && |
| 431 stub_kind != STORE_AND_GROW_NO_TRANSITION; |
| 432 } |
| 433 |
| 434 static bool IsGrowStubKind(StubKind stub_kind) { |
| 435 return stub_kind >= STORE_AND_GROW_NO_TRANSITION; |
| 436 } |
| 437 |
429 protected: | 438 protected: |
430 virtual Handle<Code> string_stub() { | 439 virtual Handle<Code> string_stub() { |
431 return Handle<Code>::null(); | 440 return Handle<Code>::null(); |
432 } | 441 } |
433 | 442 |
434 virtual Code::Kind kind() const = 0; | 443 virtual Code::Kind kind() const = 0; |
435 | 444 |
436 Handle<Code> ComputeStub(Handle<JSObject> receiver, | 445 Handle<Code> ComputeStub(Handle<JSObject> receiver, |
437 StubKind stub_kind, | 446 StubKind stub_kind, |
438 StrictModeFlag strict_mode, | 447 StrictModeFlag strict_mode, |
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452 void GetReceiverMapsForStub(Handle<Code> stub, MapHandleList* result); | 461 void GetReceiverMapsForStub(Handle<Code> stub, MapHandleList* result); |
453 | 462 |
454 Handle<Code> ComputeMonomorphicStub(Handle<Map> receiver_map, | 463 Handle<Code> ComputeMonomorphicStub(Handle<Map> receiver_map, |
455 StubKind stub_kind, | 464 StubKind stub_kind, |
456 StrictModeFlag strict_mode, | 465 StrictModeFlag strict_mode, |
457 Handle<Code> default_stub); | 466 Handle<Code> default_stub); |
458 | 467 |
459 Handle<Map> ComputeTransitionedMap(Handle<JSObject> receiver, | 468 Handle<Map> ComputeTransitionedMap(Handle<JSObject> receiver, |
460 StubKind stub_kind); | 469 StubKind stub_kind); |
461 | 470 |
462 static bool IsTransitionStubKind(StubKind stub_kind) { | |
463 return stub_kind > STORE_NO_TRANSITION && | |
464 stub_kind != STORE_AND_GROW_NO_TRANSITION; | |
465 } | |
466 | |
467 static bool IsGrowStubKind(StubKind stub_kind) { | |
468 return stub_kind >= STORE_AND_GROW_NO_TRANSITION; | |
469 } | |
470 | |
471 static StubKind GetNoTransitionStubKind(StubKind stub_kind) { | 471 static StubKind GetNoTransitionStubKind(StubKind stub_kind) { |
472 if (!IsTransitionStubKind(stub_kind)) return stub_kind; | 472 if (!IsTransitionStubKind(stub_kind)) return stub_kind; |
473 if (IsGrowStubKind(stub_kind)) return STORE_AND_GROW_NO_TRANSITION; | 473 if (IsGrowStubKind(stub_kind)) return STORE_AND_GROW_NO_TRANSITION; |
474 return STORE_NO_TRANSITION; | 474 return STORE_NO_TRANSITION; |
475 } | 475 } |
476 }; | 476 }; |
477 | 477 |
478 | 478 |
479 class KeyedLoadIC: public KeyedIC { | 479 class KeyedLoadIC: public KeyedIC { |
480 public: | 480 public: |
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849 }; | 849 }; |
850 | 850 |
851 | 851 |
852 // Helper for BinaryOpIC and CompareIC. | 852 // Helper for BinaryOpIC and CompareIC. |
853 enum InlinedSmiCheck { ENABLE_INLINED_SMI_CHECK, DISABLE_INLINED_SMI_CHECK }; | 853 enum InlinedSmiCheck { ENABLE_INLINED_SMI_CHECK, DISABLE_INLINED_SMI_CHECK }; |
854 void PatchInlinedSmiCode(Address address, InlinedSmiCheck check); | 854 void PatchInlinedSmiCode(Address address, InlinedSmiCheck check); |
855 | 855 |
856 } } // namespace v8::internal | 856 } } // namespace v8::internal |
857 | 857 |
858 #endif // V8_IC_H_ | 858 #endif // V8_IC_H_ |
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