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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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674 __ Push(cp, r2, r1, r0); | 674 __ Push(cp, r2, r1, r0); |
675 } | 675 } |
676 __ CallRuntime(Runtime::kDeclareContextSlot, 4); | 676 __ CallRuntime(Runtime::kDeclareContextSlot, 4); |
677 break; | 677 break; |
678 } | 678 } |
679 } | 679 } |
680 | 680 |
681 } else if (prop != NULL) { | 681 } else if (prop != NULL) { |
682 if (function != NULL || mode == Variable::CONST) { | 682 if (function != NULL || mode == Variable::CONST) { |
683 // We are declaring a function or constant that rewrites to a | 683 // We are declaring a function or constant that rewrites to a |
684 // property. Use (keyed) IC to set the initial value. | 684 // property. Use (keyed) IC to set the initial value. We |
685 VisitForStackValue(prop->obj()); | 685 // cannot visit the rewrite because it's shared and we risk |
| 686 // recording duplicate AST IDs for bailouts from optimized code. |
| 687 ASSERT(prop->obj()->AsVariableProxy() != NULL); |
| 688 { AccumulatorValueContext for_object(this); |
| 689 EmitVariableLoad(prop->obj()->AsVariableProxy()->var()); |
| 690 } |
686 if (function != NULL) { | 691 if (function != NULL) { |
687 VisitForStackValue(prop->key()); | 692 __ push(r0); |
688 VisitForAccumulatorValue(function); | 693 VisitForAccumulatorValue(function); |
689 __ pop(r1); // Key. | 694 __ pop(r2); |
690 } else { | 695 } else { |
691 VisitForAccumulatorValue(prop->key()); | 696 __ mov(r2, r0); |
692 __ mov(r1, result_register()); // Key. | 697 __ LoadRoot(r0, Heap::kTheHoleValueRootIndex); |
693 __ LoadRoot(result_register(), Heap::kTheHoleValueRootIndex); | |
694 } | 698 } |
695 __ pop(r2); // Receiver. | 699 ASSERT(prop->key()->AsLiteral() != NULL && |
| 700 prop->key()->AsLiteral()->handle()->IsSmi()); |
| 701 __ mov(r1, Operand(prop->key()->AsLiteral()->handle())); |
696 | 702 |
697 Handle<Code> ic(Builtins::builtin(Builtins::KeyedStoreIC_Initialize)); | 703 Handle<Code> ic(Builtins::builtin(Builtins::KeyedStoreIC_Initialize)); |
698 EmitCallIC(ic, RelocInfo::CODE_TARGET); | 704 EmitCallIC(ic, RelocInfo::CODE_TARGET); |
699 // Value in r0 is ignored (declarations are statements). | 705 // Value in r0 is ignored (declarations are statements). |
700 } | 706 } |
701 } | 707 } |
702 } | 708 } |
703 | 709 |
704 | 710 |
705 void FullCodeGenerator::VisitDeclaration(Declaration* decl) { | 711 void FullCodeGenerator::VisitDeclaration(Declaration* decl) { |
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3628 __ mov(r1, Operand(r1, ASR, 1)); // Un-smi-tag value. | 3634 __ mov(r1, Operand(r1, ASR, 1)); // Un-smi-tag value. |
3629 __ add(pc, r1, Operand(masm_->CodeObject())); | 3635 __ add(pc, r1, Operand(masm_->CodeObject())); |
3630 } | 3636 } |
3631 | 3637 |
3632 | 3638 |
3633 #undef __ | 3639 #undef __ |
3634 | 3640 |
3635 } } // namespace v8::internal | 3641 } } // namespace v8::internal |
3636 | 3642 |
3637 #endif // V8_TARGET_ARCH_ARM | 3643 #endif // V8_TARGET_ARCH_ARM |
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