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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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775 VariableDeclaration* declaration) { | 775 VariableDeclaration* declaration) { |
776 // If it was not possible to allocate the variable at compile time, we | 776 // If it was not possible to allocate the variable at compile time, we |
777 // need to "declare" it at runtime to make sure it actually exists in the | 777 // need to "declare" it at runtime to make sure it actually exists in the |
778 // local context. | 778 // local context. |
779 VariableProxy* proxy = declaration->proxy(); | 779 VariableProxy* proxy = declaration->proxy(); |
780 VariableMode mode = declaration->mode(); | 780 VariableMode mode = declaration->mode(); |
781 Variable* variable = proxy->var(); | 781 Variable* variable = proxy->var(); |
782 bool hole_init = mode == CONST || mode == CONST_HARMONY || mode == LET; | 782 bool hole_init = mode == CONST || mode == CONST_HARMONY || mode == LET; |
783 switch (variable->location()) { | 783 switch (variable->location()) { |
784 case Variable::UNALLOCATED: | 784 case Variable::UNALLOCATED: |
785 globals_->Add(variable->name()); | 785 globals_->Add(variable->name(), zone()); |
786 globals_->Add(variable->binding_needs_init() | 786 globals_->Add(variable->binding_needs_init() |
787 ? isolate()->factory()->the_hole_value() | 787 ? isolate()->factory()->the_hole_value() |
788 : isolate()->factory()->undefined_value()); | 788 : isolate()->factory()->undefined_value(), zone()); |
789 break; | 789 break; |
790 | 790 |
791 case Variable::PARAMETER: | 791 case Variable::PARAMETER: |
792 case Variable::LOCAL: | 792 case Variable::LOCAL: |
793 if (hole_init) { | 793 if (hole_init) { |
794 Comment cmnt(masm_, "[ VariableDeclaration"); | 794 Comment cmnt(masm_, "[ VariableDeclaration"); |
795 __ mov(StackOperand(variable), | 795 __ mov(StackOperand(variable), |
796 Immediate(isolate()->factory()->the_hole_value())); | 796 Immediate(isolate()->factory()->the_hole_value())); |
797 } | 797 } |
798 break; | 798 break; |
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833 } | 833 } |
834 } | 834 } |
835 | 835 |
836 | 836 |
837 void FullCodeGenerator::VisitFunctionDeclaration( | 837 void FullCodeGenerator::VisitFunctionDeclaration( |
838 FunctionDeclaration* declaration) { | 838 FunctionDeclaration* declaration) { |
839 VariableProxy* proxy = declaration->proxy(); | 839 VariableProxy* proxy = declaration->proxy(); |
840 Variable* variable = proxy->var(); | 840 Variable* variable = proxy->var(); |
841 switch (variable->location()) { | 841 switch (variable->location()) { |
842 case Variable::UNALLOCATED: { | 842 case Variable::UNALLOCATED: { |
843 globals_->Add(variable->name()); | 843 globals_->Add(variable->name(), zone()); |
844 Handle<SharedFunctionInfo> function = | 844 Handle<SharedFunctionInfo> function = |
845 Compiler::BuildFunctionInfo(declaration->fun(), script()); | 845 Compiler::BuildFunctionInfo(declaration->fun(), script()); |
846 // Check for stack-overflow exception. | 846 // Check for stack-overflow exception. |
847 if (function.is_null()) return SetStackOverflow(); | 847 if (function.is_null()) return SetStackOverflow(); |
848 globals_->Add(function); | 848 globals_->Add(function, zone()); |
849 break; | 849 break; |
850 } | 850 } |
851 | 851 |
852 case Variable::PARAMETER: | 852 case Variable::PARAMETER: |
853 case Variable::LOCAL: { | 853 case Variable::LOCAL: { |
854 Comment cmnt(masm_, "[ FunctionDeclaration"); | 854 Comment cmnt(masm_, "[ FunctionDeclaration"); |
855 VisitForAccumulatorValue(declaration->fun()); | 855 VisitForAccumulatorValue(declaration->fun()); |
856 __ mov(StackOperand(variable), result_register()); | 856 __ mov(StackOperand(variable), result_register()); |
857 break; | 857 break; |
858 } | 858 } |
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889 | 889 |
890 void FullCodeGenerator::VisitModuleDeclaration(ModuleDeclaration* declaration) { | 890 void FullCodeGenerator::VisitModuleDeclaration(ModuleDeclaration* declaration) { |
891 VariableProxy* proxy = declaration->proxy(); | 891 VariableProxy* proxy = declaration->proxy(); |
892 Variable* variable = proxy->var(); | 892 Variable* variable = proxy->var(); |
893 Handle<JSModule> instance = declaration->module()->interface()->Instance(); | 893 Handle<JSModule> instance = declaration->module()->interface()->Instance(); |
894 ASSERT(!instance.is_null()); | 894 ASSERT(!instance.is_null()); |
895 | 895 |
896 switch (variable->location()) { | 896 switch (variable->location()) { |
897 case Variable::UNALLOCATED: { | 897 case Variable::UNALLOCATED: { |
898 Comment cmnt(masm_, "[ ModuleDeclaration"); | 898 Comment cmnt(masm_, "[ ModuleDeclaration"); |
899 globals_->Add(variable->name()); | 899 globals_->Add(variable->name(), zone()); |
900 globals_->Add(instance); | 900 globals_->Add(instance, zone()); |
901 Visit(declaration->module()); | 901 Visit(declaration->module()); |
902 break; | 902 break; |
903 } | 903 } |
904 | 904 |
905 case Variable::CONTEXT: { | 905 case Variable::CONTEXT: { |
906 Comment cmnt(masm_, "[ ModuleDeclaration"); | 906 Comment cmnt(masm_, "[ ModuleDeclaration"); |
907 EmitDebugCheckDeclarationContext(variable); | 907 EmitDebugCheckDeclarationContext(variable); |
908 __ mov(ContextOperand(esi, variable->index()), Immediate(instance)); | 908 __ mov(ContextOperand(esi, variable->index()), Immediate(instance)); |
909 Visit(declaration->module()); | 909 Visit(declaration->module()); |
910 break; | 910 break; |
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1550 __ CallStub(&stub); | 1550 __ CallStub(&stub); |
1551 } | 1551 } |
1552 | 1552 |
1553 // If result_saved is true the result is on top of the stack. If | 1553 // If result_saved is true the result is on top of the stack. If |
1554 // result_saved is false the result is in eax. | 1554 // result_saved is false the result is in eax. |
1555 bool result_saved = false; | 1555 bool result_saved = false; |
1556 | 1556 |
1557 // Mark all computed expressions that are bound to a key that | 1557 // Mark all computed expressions that are bound to a key that |
1558 // is shadowed by a later occurrence of the same key. For the | 1558 // is shadowed by a later occurrence of the same key. For the |
1559 // marked expressions, no store code is emitted. | 1559 // marked expressions, no store code is emitted. |
1560 expr->CalculateEmitStore(); | 1560 expr->CalculateEmitStore(zone()); |
1561 | 1561 |
1562 AccessorTable accessor_table(isolate()->zone()); | 1562 AccessorTable accessor_table(isolate()->zone()); |
1563 for (int i = 0; i < expr->properties()->length(); i++) { | 1563 for (int i = 0; i < expr->properties()->length(); i++) { |
1564 ObjectLiteral::Property* property = expr->properties()->at(i); | 1564 ObjectLiteral::Property* property = expr->properties()->at(i); |
1565 if (property->IsCompileTimeValue()) continue; | 1565 if (property->IsCompileTimeValue()) continue; |
1566 | 1566 |
1567 Literal* key = property->key(); | 1567 Literal* key = property->key(); |
1568 Expression* value = property->value(); | 1568 Expression* value = property->value(); |
1569 if (!result_saved) { | 1569 if (!result_saved) { |
1570 __ push(eax); // Save result on the stack | 1570 __ push(eax); // Save result on the stack |
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4518 *context_length = 0; | 4518 *context_length = 0; |
4519 return previous_; | 4519 return previous_; |
4520 } | 4520 } |
4521 | 4521 |
4522 | 4522 |
4523 #undef __ | 4523 #undef __ |
4524 | 4524 |
4525 } } // namespace v8::internal | 4525 } } // namespace v8::internal |
4526 | 4526 |
4527 #endif // V8_TARGET_ARCH_IA32 | 4527 #endif // V8_TARGET_ARCH_IA32 |
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