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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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/compiler/ast-graph-builder.h" | 5 #include "src/compiler/ast-graph-builder.h" |
6 | 6 |
7 #include "src/compiler.h" | 7 #include "src/compiler.h" |
8 #include "src/compiler/ast-loop-assignment-analyzer.h" | 8 #include "src/compiler/ast-loop-assignment-analyzer.h" |
9 #include "src/compiler/control-builders.h" | 9 #include "src/compiler/control-builders.h" |
10 #include "src/compiler/machine-operator.h" | 10 #include "src/compiler/machine-operator.h" |
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535 Node* control = NewNode(common()->Return(), result); | 535 Node* control = NewNode(common()->Return(), result); |
536 UpdateControlDependencyToLeaveFunction(control); | 536 UpdateControlDependencyToLeaveFunction(control); |
537 } | 537 } |
538 | 538 |
539 | 539 |
540 void AstGraphBuilder::VisitWithStatement(WithStatement* stmt) { | 540 void AstGraphBuilder::VisitWithStatement(WithStatement* stmt) { |
541 VisitForValue(stmt->expression()); | 541 VisitForValue(stmt->expression()); |
542 Node* value = environment()->Pop(); | 542 Node* value = environment()->Pop(); |
543 const Operator* op = javascript()->CreateWithContext(); | 543 const Operator* op = javascript()->CreateWithContext(); |
544 Node* context = NewNode(op, value, GetFunctionClosure()); | 544 Node* context = NewNode(op, value, GetFunctionClosure()); |
| 545 PrepareFrameState(context, stmt->EntryId()); |
545 ContextScope scope(this, stmt->scope(), context); | 546 ContextScope scope(this, stmt->scope(), context); |
546 Visit(stmt->statement()); | 547 Visit(stmt->statement()); |
547 } | 548 } |
548 | 549 |
549 | 550 |
550 void AstGraphBuilder::VisitSwitchStatement(SwitchStatement* stmt) { | 551 void AstGraphBuilder::VisitSwitchStatement(SwitchStatement* stmt) { |
551 ZoneList<CaseClause*>* clauses = stmt->cases(); | 552 ZoneList<CaseClause*>* clauses = stmt->cases(); |
552 SwitchBuilder compare_switch(this, clauses->length()); | 553 SwitchBuilder compare_switch(this, clauses->length()); |
553 BreakableScope scope(this, stmt, &compare_switch, 0); | 554 BreakableScope scope(this, stmt, &compare_switch, 0); |
554 compare_switch.BeginSwitch(); | 555 compare_switch.BeginSwitch(); |
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1076 } | 1077 } |
1077 case ObjectLiteral::Property::PROTOTYPE: { | 1078 case ObjectLiteral::Property::PROTOTYPE: { |
1078 environment()->Push(literal); // Duplicate receiver. | 1079 environment()->Push(literal); // Duplicate receiver. |
1079 VisitForValue(property->value()); | 1080 VisitForValue(property->value()); |
1080 Node* value = environment()->Pop(); | 1081 Node* value = environment()->Pop(); |
1081 Node* receiver = environment()->Pop(); | 1082 Node* receiver = environment()->Pop(); |
1082 if (property->emit_store()) { | 1083 if (property->emit_store()) { |
1083 const Operator* op = | 1084 const Operator* op = |
1084 javascript()->CallRuntime(Runtime::kInternalSetPrototype, 2); | 1085 javascript()->CallRuntime(Runtime::kInternalSetPrototype, 2); |
1085 Node* set_prototype = NewNode(op, receiver, value); | 1086 Node* set_prototype = NewNode(op, receiver, value); |
1086 // SetPrototype should not lazy deopt on an object | 1087 // SetPrototype should not lazy deopt on an object literal. |
1087 // literal. | |
1088 PrepareFrameState(set_prototype, BailoutId::None()); | 1088 PrepareFrameState(set_prototype, BailoutId::None()); |
1089 } | 1089 } |
1090 break; | 1090 break; |
1091 } | 1091 } |
1092 case ObjectLiteral::Property::GETTER: | 1092 case ObjectLiteral::Property::GETTER: |
1093 accessor_table.lookup(key)->second->getter = property->value(); | 1093 accessor_table.lookup(key)->second->getter = property->value(); |
1094 break; | 1094 break; |
1095 case ObjectLiteral::Property::SETTER: | 1095 case ObjectLiteral::Property::SETTER: |
1096 accessor_table.lookup(key)->second->setter = property->value(); | 1096 accessor_table.lookup(key)->second->setter = property->value(); |
1097 break; | 1097 break; |
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2431 | 2431 |
2432 BitVector* AstGraphBuilder::GetVariablesAssignedInLoop( | 2432 BitVector* AstGraphBuilder::GetVariablesAssignedInLoop( |
2433 IterationStatement* stmt) { | 2433 IterationStatement* stmt) { |
2434 if (loop_assignment_analysis_ == NULL) return NULL; | 2434 if (loop_assignment_analysis_ == NULL) return NULL; |
2435 return loop_assignment_analysis_->GetVariablesAssignedInLoop(stmt); | 2435 return loop_assignment_analysis_->GetVariablesAssignedInLoop(stmt); |
2436 } | 2436 } |
2437 | 2437 |
2438 } // namespace compiler | 2438 } // namespace compiler |
2439 } // namespace internal | 2439 } // namespace internal |
2440 } // namespace v8 | 2440 } // namespace v8 |
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