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1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 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/interpreter/bytecode-generator.h" | 5 #include "src/interpreter/bytecode-generator.h" |
6 | 6 |
7 #include "src/ast/compile-time-value.h" | 7 #include "src/ast/compile-time-value.h" |
8 #include "src/ast/scopes.h" | 8 #include "src/ast/scopes.h" |
9 #include "src/code-stubs.h" | 9 #include "src/code-stubs.h" |
10 #include "src/compilation-info.h" | 10 #include "src/compilation-info.h" |
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1617 int property_index = 0; | 1617 int property_index = 0; |
1618 AccessorTable accessor_table(zone()); | 1618 AccessorTable accessor_table(zone()); |
1619 for (; property_index < expr->properties()->length(); property_index++) { | 1619 for (; property_index < expr->properties()->length(); property_index++) { |
1620 ObjectLiteral::Property* property = expr->properties()->at(property_index); | 1620 ObjectLiteral::Property* property = expr->properties()->at(property_index); |
1621 if (property->is_computed_name()) break; | 1621 if (property->is_computed_name()) break; |
1622 if (property->IsCompileTimeValue()) continue; | 1622 if (property->IsCompileTimeValue()) continue; |
1623 | 1623 |
1624 RegisterAllocationScope inner_register_scope(this); | 1624 RegisterAllocationScope inner_register_scope(this); |
1625 Literal* key = property->key()->AsLiteral(); | 1625 Literal* key = property->key()->AsLiteral(); |
1626 switch (property->kind()) { | 1626 switch (property->kind()) { |
| 1627 case ObjectLiteral::Property::SPREAD: |
1627 case ObjectLiteral::Property::CONSTANT: | 1628 case ObjectLiteral::Property::CONSTANT: |
1628 UNREACHABLE(); | 1629 UNREACHABLE(); |
1629 case ObjectLiteral::Property::MATERIALIZED_LITERAL: | 1630 case ObjectLiteral::Property::MATERIALIZED_LITERAL: |
1630 DCHECK(!CompileTimeValue::IsCompileTimeValue(property->value())); | 1631 DCHECK(!CompileTimeValue::IsCompileTimeValue(property->value())); |
1631 // Fall through. | 1632 // Fall through. |
1632 case ObjectLiteral::Property::COMPUTED: { | 1633 case ObjectLiteral::Property::COMPUTED: { |
1633 // It is safe to use [[Put]] here because the boilerplate already | 1634 // It is safe to use [[Put]] here because the boilerplate already |
1634 // contains computed properties with an uninitialized value. | 1635 // contains computed properties with an uninitialized value. |
1635 if (key->IsStringLiteral()) { | 1636 if (key->IsStringLiteral()) { |
1636 DCHECK(key->IsPropertyName()); | 1637 DCHECK(key->IsPropertyName()); |
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1760 builder() | 1761 builder() |
1761 ->LoadLiteral(Smi::FromInt(NONE)) | 1762 ->LoadLiteral(Smi::FromInt(NONE)) |
1762 .StoreAccumulatorInRegister(args[3]); | 1763 .StoreAccumulatorInRegister(args[3]); |
1763 Runtime::FunctionId function_id = | 1764 Runtime::FunctionId function_id = |
1764 property->kind() == ObjectLiteral::Property::GETTER | 1765 property->kind() == ObjectLiteral::Property::GETTER |
1765 ? Runtime::kDefineGetterPropertyUnchecked | 1766 ? Runtime::kDefineGetterPropertyUnchecked |
1766 : Runtime::kDefineSetterPropertyUnchecked; | 1767 : Runtime::kDefineSetterPropertyUnchecked; |
1767 builder()->CallRuntime(function_id, args); | 1768 builder()->CallRuntime(function_id, args); |
1768 break; | 1769 break; |
1769 } | 1770 } |
| 1771 case ObjectLiteral::Property::SPREAD: { |
| 1772 RegisterList args = register_allocator()->NewRegisterList(2); |
| 1773 builder()->MoveRegister(literal, args[0]); |
| 1774 VisitForRegisterValue(property->value(), args[1]); |
| 1775 builder()->CallRuntime(Runtime::kCopyDataProperties, args); |
| 1776 break; |
| 1777 } |
1770 case ObjectLiteral::Property::PROTOTYPE: | 1778 case ObjectLiteral::Property::PROTOTYPE: |
1771 UNREACHABLE(); // Handled specially above. | 1779 UNREACHABLE(); // Handled specially above. |
1772 break; | 1780 break; |
1773 } | 1781 } |
1774 } | 1782 } |
1775 | 1783 |
1776 builder()->LoadAccumulatorWithRegister(literal); | 1784 builder()->LoadAccumulatorWithRegister(literal); |
1777 } | 1785 } |
1778 | 1786 |
1779 void BytecodeGenerator::VisitArrayLiteral(ArrayLiteral* expr) { | 1787 void BytecodeGenerator::VisitArrayLiteral(ArrayLiteral* expr) { |
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3306 } | 3314 } |
3307 | 3315 |
3308 Runtime::FunctionId BytecodeGenerator::StoreKeyedToSuperRuntimeId() { | 3316 Runtime::FunctionId BytecodeGenerator::StoreKeyedToSuperRuntimeId() { |
3309 return is_strict(language_mode()) ? Runtime::kStoreKeyedToSuper_Strict | 3317 return is_strict(language_mode()) ? Runtime::kStoreKeyedToSuper_Strict |
3310 : Runtime::kStoreKeyedToSuper_Sloppy; | 3318 : Runtime::kStoreKeyedToSuper_Sloppy; |
3311 } | 3319 } |
3312 | 3320 |
3313 } // namespace interpreter | 3321 } // namespace interpreter |
3314 } // namespace internal | 3322 } // namespace internal |
3315 } // namespace v8 | 3323 } // namespace v8 |
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