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 2671 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
2682 cmp(map_in_out, FieldOperand(scratch, offset)); | 2682 cmp(map_in_out, FieldOperand(scratch, offset)); |
2683 j(not_equal, no_map_match); | 2683 j(not_equal, no_map_match); |
2684 | 2684 |
2685 // Use the transitioned cached map. | 2685 // Use the transitioned cached map. |
2686 offset = transitioned_kind * kPointerSize + | 2686 offset = transitioned_kind * kPointerSize + |
2687 FixedArrayBase::kHeaderSize; | 2687 FixedArrayBase::kHeaderSize; |
2688 mov(map_in_out, FieldOperand(scratch, offset)); | 2688 mov(map_in_out, FieldOperand(scratch, offset)); |
2689 } | 2689 } |
2690 | 2690 |
2691 | 2691 |
2692 void MacroAssembler::LoadInitialArrayMap( | |
2693 Register function_in, Register scratch, | |
2694 Register map_out, bool can_have_holes) { | |
2695 ASSERT(!function_in.is(map_out)); | |
2696 Label done; | |
2697 mov(map_out, FieldOperand(function_in, | |
2698 JSFunction::kPrototypeOrInitialMapOffset)); | |
2699 if (!FLAG_smi_only_arrays) { | |
2700 ElementsKind kind = can_have_holes ? FAST_HOLEY_ELEMENTS : FAST_ELEMENTS; | |
2701 LoadTransitionedArrayMapConditional(FAST_SMI_ELEMENTS, | |
2702 kind, | |
2703 map_out, | |
2704 scratch, | |
2705 &done); | |
2706 } else if (can_have_holes) { | |
2707 LoadTransitionedArrayMapConditional(FAST_SMI_ELEMENTS, | |
2708 FAST_HOLEY_SMI_ELEMENTS, | |
2709 map_out, | |
2710 scratch, | |
2711 &done); | |
2712 } | |
2713 bind(&done); | |
2714 } | |
2715 | |
2716 | |
2717 void MacroAssembler::LoadGlobalContext(Register global_context) { | 2692 void MacroAssembler::LoadGlobalContext(Register global_context) { |
2718 // Load the global or builtins object from the current context. | 2693 // Load the global or builtins object from the current context. |
2719 mov(global_context, | 2694 mov(global_context, |
2720 Operand(esi, Context::SlotOffset(Context::GLOBAL_OBJECT_INDEX))); | 2695 Operand(esi, Context::SlotOffset(Context::GLOBAL_OBJECT_INDEX))); |
2721 // Load the native context from the global or builtins object. | 2696 // Load the native context from the global or builtins object. |
2722 mov(global_context, | 2697 mov(global_context, |
2723 FieldOperand(global_context, GlobalObject::kNativeContextOffset)); | 2698 FieldOperand(global_context, GlobalObject::kNativeContextOffset)); |
2724 } | 2699 } |
2725 | 2700 |
2726 | 2701 |
(...skipping 907 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
3634 cmp(scratch1, Immediate(DICTIONARY_ELEMENTS)); | 3609 cmp(scratch1, Immediate(DICTIONARY_ELEMENTS)); |
3635 j(equal, found); | 3610 j(equal, found); |
3636 mov(current, FieldOperand(current, Map::kPrototypeOffset)); | 3611 mov(current, FieldOperand(current, Map::kPrototypeOffset)); |
3637 cmp(current, Immediate(factory->null_value())); | 3612 cmp(current, Immediate(factory->null_value())); |
3638 j(not_equal, &loop_again); | 3613 j(not_equal, &loop_again); |
3639 } | 3614 } |
3640 | 3615 |
3641 } } // namespace v8::internal | 3616 } } // namespace v8::internal |
3642 | 3617 |
3643 #endif // V8_TARGET_ARCH_IA32 | 3618 #endif // V8_TARGET_ARCH_IA32 |
OLD | NEW |