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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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1408 // Load the "prototype" from the constructor. | 1408 // Load the "prototype" from the constructor. |
1409 Register literal = register_allocator()->NewRegister(); | 1409 Register literal = register_allocator()->NewRegister(); |
1410 Register prototype = register_allocator()->NewRegister(); | 1410 Register prototype = register_allocator()->NewRegister(); |
1411 FeedbackVectorSlot slot = expr->PrototypeSlot(); | 1411 FeedbackVectorSlot slot = expr->PrototypeSlot(); |
1412 builder() | 1412 builder() |
1413 ->StoreAccumulatorInRegister(literal) | 1413 ->StoreAccumulatorInRegister(literal) |
1414 .LoadNamedProperty(literal, prototype_string(), feedback_index(slot)) | 1414 .LoadNamedProperty(literal, prototype_string(), feedback_index(slot)) |
1415 .StoreAccumulatorInRegister(prototype); | 1415 .StoreAccumulatorInRegister(prototype); |
1416 | 1416 |
1417 VisitClassLiteralProperties(expr, literal, prototype); | 1417 VisitClassLiteralProperties(expr, literal, prototype); |
| 1418 BuildClassLiteralNameProperty(expr, literal); |
1418 builder()->CallRuntime(Runtime::kToFastProperties, literal); | 1419 builder()->CallRuntime(Runtime::kToFastProperties, literal); |
1419 // Assign to class variable. | 1420 // Assign to class variable. |
1420 if (expr->class_variable_proxy() != nullptr) { | 1421 if (expr->class_variable_proxy() != nullptr) { |
1421 VariableProxy* proxy = expr->class_variable_proxy(); | 1422 VariableProxy* proxy = expr->class_variable_proxy(); |
1422 FeedbackVectorSlot slot = expr->NeedsProxySlot() | 1423 FeedbackVectorSlot slot = expr->NeedsProxySlot() |
1423 ? expr->ProxySlot() | 1424 ? expr->ProxySlot() |
1424 : FeedbackVectorSlot::Invalid(); | 1425 : FeedbackVectorSlot::Invalid(); |
1425 BuildVariableAssignment(proxy->var(), Token::INIT, slot, | 1426 BuildVariableAssignment(proxy->var(), Token::INIT, slot, |
1426 HoleCheckMode::kElided); | 1427 HoleCheckMode::kElided); |
1427 } | 1428 } |
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1506 break; | 1507 break; |
1507 } | 1508 } |
1508 case ClassLiteral::Property::FIELD: { | 1509 case ClassLiteral::Property::FIELD: { |
1509 UNREACHABLE(); | 1510 UNREACHABLE(); |
1510 break; | 1511 break; |
1511 } | 1512 } |
1512 } | 1513 } |
1513 } | 1514 } |
1514 } | 1515 } |
1515 | 1516 |
| 1517 void BytecodeGenerator::BuildClassLiteralNameProperty(ClassLiteral* expr, |
| 1518 Register literal) { |
| 1519 if (!expr->has_name_static_property() && |
| 1520 !expr->constructor()->raw_name()->IsEmpty()) { |
| 1521 Runtime::FunctionId runtime_id = |
| 1522 expr->has_static_computed_names() |
| 1523 ? Runtime::kInstallClassNameAccessorWithCheck |
| 1524 : Runtime::kInstallClassNameAccessor; |
| 1525 builder()->CallRuntime(runtime_id, literal); |
| 1526 } |
| 1527 } |
| 1528 |
1516 void BytecodeGenerator::VisitNativeFunctionLiteral( | 1529 void BytecodeGenerator::VisitNativeFunctionLiteral( |
1517 NativeFunctionLiteral* expr) { | 1530 NativeFunctionLiteral* expr) { |
1518 size_t entry = builder()->AllocateConstantPoolEntry(); | 1531 size_t entry = builder()->AllocateConstantPoolEntry(); |
1519 builder()->CreateClosure(entry, NOT_TENURED); | 1532 builder()->CreateClosure(entry, NOT_TENURED); |
1520 native_function_literals_.push_back(std::make_pair(expr, entry)); | 1533 native_function_literals_.push_back(std::make_pair(expr, entry)); |
1521 } | 1534 } |
1522 | 1535 |
1523 void BytecodeGenerator::VisitDoExpression(DoExpression* expr) { | 1536 void BytecodeGenerator::VisitDoExpression(DoExpression* expr) { |
1524 VisitBlock(expr->block()); | 1537 VisitBlock(expr->block()); |
1525 VisitVariableProxy(expr->result()); | 1538 VisitVariableProxy(expr->result()); |
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3218 } | 3231 } |
3219 | 3232 |
3220 Runtime::FunctionId BytecodeGenerator::StoreKeyedToSuperRuntimeId() { | 3233 Runtime::FunctionId BytecodeGenerator::StoreKeyedToSuperRuntimeId() { |
3221 return is_strict(language_mode()) ? Runtime::kStoreKeyedToSuper_Strict | 3234 return is_strict(language_mode()) ? Runtime::kStoreKeyedToSuper_Strict |
3222 : Runtime::kStoreKeyedToSuper_Sloppy; | 3235 : Runtime::kStoreKeyedToSuper_Sloppy; |
3223 } | 3236 } |
3224 | 3237 |
3225 } // namespace interpreter | 3238 } // namespace interpreter |
3226 } // namespace internal | 3239 } // namespace internal |
3227 } // namespace v8 | 3240 } // namespace v8 |
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