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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_X64 | 7 #if V8_TARGET_ARCH_X64 |
8 | 8 |
9 #include "src/codegen.h" | 9 #include "src/codegen.h" |
10 #include "src/ic-inl.h" | 10 #include "src/ic-inl.h" |
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666 | 666 |
667 // Value is a double. Transition FAST_SMI_ELEMENTS -> | 667 // Value is a double. Transition FAST_SMI_ELEMENTS -> |
668 // FAST_DOUBLE_ELEMENTS and complete the store. | 668 // FAST_DOUBLE_ELEMENTS and complete the store. |
669 __ LoadTransitionedArrayMapConditional(FAST_SMI_ELEMENTS, | 669 __ LoadTransitionedArrayMapConditional(FAST_SMI_ELEMENTS, |
670 FAST_DOUBLE_ELEMENTS, | 670 FAST_DOUBLE_ELEMENTS, |
671 rbx, | 671 rbx, |
672 rdi, | 672 rdi, |
673 slow); | 673 slow); |
674 AllocationSiteMode mode = AllocationSite::GetMode(FAST_SMI_ELEMENTS, | 674 AllocationSiteMode mode = AllocationSite::GetMode(FAST_SMI_ELEMENTS, |
675 FAST_DOUBLE_ELEMENTS); | 675 FAST_DOUBLE_ELEMENTS); |
676 ElementsTransitionGenerator::GenerateSmiToDouble(masm, mode, slow); | 676 ElementsTransitionGenerator::GenerateSmiToDouble( |
| 677 masm, receiver, key, value, rbx, mode, slow); |
677 __ movp(rbx, FieldOperand(receiver, JSObject::kElementsOffset)); | 678 __ movp(rbx, FieldOperand(receiver, JSObject::kElementsOffset)); |
678 __ jmp(&fast_double_without_map_check); | 679 __ jmp(&fast_double_without_map_check); |
679 | 680 |
680 __ bind(&non_double_value); | 681 __ bind(&non_double_value); |
681 // Value is not a double, FAST_SMI_ELEMENTS -> FAST_ELEMENTS | 682 // Value is not a double, FAST_SMI_ELEMENTS -> FAST_ELEMENTS |
682 __ LoadTransitionedArrayMapConditional(FAST_SMI_ELEMENTS, | 683 __ LoadTransitionedArrayMapConditional(FAST_SMI_ELEMENTS, |
683 FAST_ELEMENTS, | 684 FAST_ELEMENTS, |
684 rbx, | 685 rbx, |
685 rdi, | 686 rdi, |
686 slow); | 687 slow); |
687 mode = AllocationSite::GetMode(FAST_SMI_ELEMENTS, FAST_ELEMENTS); | 688 mode = AllocationSite::GetMode(FAST_SMI_ELEMENTS, FAST_ELEMENTS); |
688 ElementsTransitionGenerator::GenerateMapChangeElementsTransition(masm, mode, | 689 ElementsTransitionGenerator::GenerateMapChangeElementsTransition( |
689 slow); | 690 masm, receiver, key, value, rbx, mode, slow); |
690 __ movp(rbx, FieldOperand(receiver, JSObject::kElementsOffset)); | 691 __ movp(rbx, FieldOperand(receiver, JSObject::kElementsOffset)); |
691 __ jmp(&finish_object_store); | 692 __ jmp(&finish_object_store); |
692 | 693 |
693 __ bind(&transition_double_elements); | 694 __ bind(&transition_double_elements); |
694 // Elements are FAST_DOUBLE_ELEMENTS, but value is an Object that's not a | 695 // Elements are FAST_DOUBLE_ELEMENTS, but value is an Object that's not a |
695 // HeapNumber. Make sure that the receiver is a Array with FAST_ELEMENTS and | 696 // HeapNumber. Make sure that the receiver is a Array with FAST_ELEMENTS and |
696 // transition array from FAST_DOUBLE_ELEMENTS to FAST_ELEMENTS | 697 // transition array from FAST_DOUBLE_ELEMENTS to FAST_ELEMENTS |
697 __ movp(rbx, FieldOperand(receiver, HeapObject::kMapOffset)); | 698 __ movp(rbx, FieldOperand(receiver, HeapObject::kMapOffset)); |
698 __ LoadTransitionedArrayMapConditional(FAST_DOUBLE_ELEMENTS, | 699 __ LoadTransitionedArrayMapConditional(FAST_DOUBLE_ELEMENTS, |
699 FAST_ELEMENTS, | 700 FAST_ELEMENTS, |
700 rbx, | 701 rbx, |
701 rdi, | 702 rdi, |
702 slow); | 703 slow); |
703 mode = AllocationSite::GetMode(FAST_DOUBLE_ELEMENTS, FAST_ELEMENTS); | 704 mode = AllocationSite::GetMode(FAST_DOUBLE_ELEMENTS, FAST_ELEMENTS); |
704 ElementsTransitionGenerator::GenerateDoubleToObject(masm, mode, slow); | 705 ElementsTransitionGenerator::GenerateDoubleToObject( |
| 706 masm, receiver, key, value, rbx, mode, slow); |
705 __ movp(rbx, FieldOperand(receiver, JSObject::kElementsOffset)); | 707 __ movp(rbx, FieldOperand(receiver, JSObject::kElementsOffset)); |
706 __ jmp(&finish_object_store); | 708 __ jmp(&finish_object_store); |
707 } | 709 } |
708 | 710 |
709 | 711 |
710 void KeyedStoreIC::GenerateGeneric(MacroAssembler* masm, | 712 void KeyedStoreIC::GenerateGeneric(MacroAssembler* masm, |
711 StrictMode strict_mode) { | 713 StrictMode strict_mode) { |
712 // Return address is on the stack. | 714 // Return address is on the stack. |
713 Label slow, slow_with_tagged_index, fast_object, fast_object_grow; | 715 Label slow, slow_with_tagged_index, fast_object, fast_object_grow; |
714 Label fast_double, fast_double_grow; | 716 Label fast_double, fast_double_grow; |
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1277 Condition cc = (check == ENABLE_INLINED_SMI_CHECK) | 1279 Condition cc = (check == ENABLE_INLINED_SMI_CHECK) |
1278 ? (*jmp_address == Assembler::kJncShortOpcode ? not_zero : zero) | 1280 ? (*jmp_address == Assembler::kJncShortOpcode ? not_zero : zero) |
1279 : (*jmp_address == Assembler::kJnzShortOpcode ? not_carry : carry); | 1281 : (*jmp_address == Assembler::kJnzShortOpcode ? not_carry : carry); |
1280 *jmp_address = static_cast<byte>(Assembler::kJccShortPrefix | cc); | 1282 *jmp_address = static_cast<byte>(Assembler::kJccShortPrefix | cc); |
1281 } | 1283 } |
1282 | 1284 |
1283 | 1285 |
1284 } } // namespace v8::internal | 1286 } } // namespace v8::internal |
1285 | 1287 |
1286 #endif // V8_TARGET_ARCH_X64 | 1288 #endif // V8_TARGET_ARCH_X64 |
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