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| 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| 2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
| 3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
| 4 | 4 |
| 5 library js_backend.backend; | 5 library js_backend.backend; |
| 6 | 6 |
| 7 import '../common.dart'; | 7 import '../common.dart'; |
| 8 import '../common/backend_api.dart' | 8 import '../common/backend_api.dart' |
| 9 show ForeignResolver, NativeRegistry, ImpactTransformer; | 9 show ForeignResolver, NativeRegistry, ImpactTransformer; |
| 10 import '../common/codegen.dart' show CodegenImpact, CodegenWorkItem; | 10 import '../common/codegen.dart' show CodegenImpact, CodegenWorkItem; |
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| 754 .getThisType(commonElements.jsExtendableArrayClass); | 754 .getThisType(commonElements.jsExtendableArrayClass); |
| 755 | 755 |
| 756 validateInterceptorImplementsAllObjectMethods( | 756 validateInterceptorImplementsAllObjectMethods( |
| 757 commonElements.jsInterceptorClass); | 757 commonElements.jsInterceptorClass); |
| 758 // The null-interceptor must also implement *all* methods. | 758 // The null-interceptor must also implement *all* methods. |
| 759 validateInterceptorImplementsAllObjectMethods(commonElements.jsNullClass); | 759 validateInterceptorImplementsAllObjectMethods(commonElements.jsNullClass); |
| 760 } | 760 } |
| 761 | 761 |
| 762 /// Called when the resolution queue has been closed. | 762 /// Called when the resolution queue has been closed. |
| 763 void onResolutionEnd() { | 763 void onResolutionEnd() { |
| 764 compiler.frontEndStrategy.annotationProcesser |
| 765 .processJsInteropAnnotations(nativeBasicData, nativeDataBuilder); |
| 764 _backendUsage = backendUsageBuilder.close(); | 766 _backendUsage = backendUsageBuilder.close(); |
| 765 _interceptorData = interceptorDataBuilder.onResolutionComplete(); | 767 _interceptorData = interceptorDataBuilder.onResolutionComplete(); |
| 766 } | 768 } |
| 767 | 769 |
| 768 /// Called when the closed world from resolution has been computed. | 770 /// Called when the closed world from resolution has been computed. |
| 769 void onResolutionClosedWorld( | 771 void onResolutionClosedWorld( |
| 770 ClosedWorld closedWorld, ClosedWorldRefiner closedWorldRefiner) { | 772 ClosedWorld closedWorld, ClosedWorldRefiner closedWorldRefiner) { |
| 771 for (MemberEntity entity | 773 for (MemberEntity entity |
| 772 in compiler.enqueuer.resolution.processedEntities) { | 774 in compiler.enqueuer.resolution.processedEntities) { |
| 773 processAnnotations(entity, closedWorldRefiner); | 775 processAnnotations(entity, closedWorldRefiner); |
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| 1106 inlineCache.markAsNonInlinable(commonElements.getInterceptorMethod, | 1108 inlineCache.markAsNonInlinable(commonElements.getInterceptorMethod, |
| 1107 insideLoop: true); | 1109 insideLoop: true); |
| 1108 | 1110 |
| 1109 specialOperatorEqClasses | 1111 specialOperatorEqClasses |
| 1110 ..add(commonElements.objectClass) | 1112 ..add(commonElements.objectClass) |
| 1111 ..add(commonElements.jsInterceptorClass) | 1113 ..add(commonElements.jsInterceptorClass) |
| 1112 ..add(commonElements.jsNullClass); | 1114 ..add(commonElements.jsNullClass); |
| 1113 } | 1115 } |
| 1114 } | 1116 } |
| 1115 | 1117 |
| 1116 /// Called after the queue is closed. [onQueueEmpty] may be called multiple | |
| 1117 /// times, but [onQueueClosed] is only called once. | |
| 1118 void onQueueClosed() { | |
| 1119 jsInteropAnalysis.onQueueClosed(); | |
| 1120 } | |
| 1121 | |
| 1122 // TODO(johnniwinther): Create a CodegenPhase object for the backend to hold | 1118 // TODO(johnniwinther): Create a CodegenPhase object for the backend to hold |
| 1123 // data only available during code generation. | 1119 // data only available during code generation. |
| 1124 ClosedWorld _closedWorldCache; | 1120 ClosedWorld _closedWorldCache; |
| 1125 ClosedWorld get _closedWorld { | 1121 ClosedWorld get _closedWorld { |
| 1126 assert(invariant(NO_LOCATION_SPANNABLE, _closedWorldCache != null, | 1122 assert(invariant(NO_LOCATION_SPANNABLE, _closedWorldCache != null, |
| 1127 message: "ClosedWorld has not be set yet.")); | 1123 message: "ClosedWorld has not be set yet.")); |
| 1128 return _closedWorldCache; | 1124 return _closedWorldCache; |
| 1129 } | 1125 } |
| 1130 | 1126 |
| 1131 void set _closedWorld(ClosedWorld value) { | 1127 void set _closedWorld(ClosedWorld value) { |
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| 1450 | 1446 |
| 1451 bool canUseAliasedSuperMember(MemberEntity member, Selector selector) { | 1447 bool canUseAliasedSuperMember(MemberEntity member, Selector selector) { |
| 1452 return !selector.isGetter; | 1448 return !selector.isGetter; |
| 1453 } | 1449 } |
| 1454 | 1450 |
| 1455 /// Returns `true` if [member] is called from a subclass via `super`. | 1451 /// Returns `true` if [member] is called from a subclass via `super`. |
| 1456 bool isAliasedSuperMember(MemberEntity member) { | 1452 bool isAliasedSuperMember(MemberEntity member) { |
| 1457 return _aliasedSuperMembers.contains(member); | 1453 return _aliasedSuperMembers.contains(member); |
| 1458 } | 1454 } |
| 1459 } | 1455 } |
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