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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 dart2js.enqueue; | 5 library dart2js.enqueue; |
6 | 6 |
7 import 'dart:collection' show Queue; | 7 import 'dart:collection' show Queue; |
8 | 8 |
9 import 'common/resolution.dart' show Resolution; | 9 import 'common/resolution.dart' show Resolution; |
10 import 'common/tasks.dart' show CompilerTask; | 10 import 'common/tasks.dart' show CompilerTask; |
11 import 'common/work.dart' show WorkItem; | 11 import 'common/work.dart' show WorkItem; |
12 import 'common.dart'; | 12 import 'common.dart'; |
13 import 'compiler.dart' show Compiler; | 13 import 'compiler.dart' show Compiler; |
14 import 'options.dart'; | 14 import 'options.dart'; |
15 import 'elements/elements.dart' | 15 import 'elements/elements.dart' |
16 show AnalyzableElement, ClassElement, MemberElement; | 16 show AnalyzableElement, ClassElement, MemberElement; |
17 import 'elements/entities.dart'; | 17 import 'elements/entities.dart'; |
18 import 'elements/resolution_types.dart' show ResolutionTypedefType; | 18 import 'elements/resolution_types.dart' show ResolutionTypedefType; |
19 import 'elements/types.dart'; | 19 import 'elements/types.dart'; |
20 import 'universe/world_builder.dart'; | 20 import 'universe/world_builder.dart'; |
21 import 'universe/use.dart' | 21 import 'universe/use.dart' |
22 show DynamicUse, StaticUse, StaticUseKind, TypeUse, TypeUseKind; | 22 show DynamicUse, StaticUse, StaticUseKind, TypeUse, TypeUseKind; |
23 import 'universe/world_impact.dart' | 23 import 'universe/world_impact.dart' |
24 show ImpactStrategy, ImpactUseCase, WorldImpact, WorldImpactVisitor; | 24 show ImpactStrategy, ImpactUseCase, WorldImpact, WorldImpactVisitor; |
25 import 'util/enumset.dart'; | 25 import 'util/enumset.dart'; |
26 import 'util/util.dart' show Setlet; | 26 import 'util/util.dart' show Setlet; |
| 27 import 'world.dart' show ClosedWorld; |
27 | 28 |
28 class EnqueueTask extends CompilerTask { | 29 class EnqueueTask extends CompilerTask { |
29 ResolutionEnqueuer _resolution; | 30 ResolutionEnqueuer _resolution; |
30 Enqueuer _codegen; | |
31 final Compiler compiler; | 31 final Compiler compiler; |
32 | 32 |
33 String get name => 'Enqueue'; | 33 String get name => 'Enqueue'; |
34 | 34 |
35 EnqueueTask(Compiler compiler) | 35 EnqueueTask(Compiler compiler) |
36 : this.compiler = compiler, | 36 : this.compiler = compiler, |
37 super(compiler.measurer) { | 37 super(compiler.measurer) { |
38 _resolution = new ResolutionEnqueuer( | 38 _resolution = new ResolutionEnqueuer( |
39 this, | 39 this, |
40 compiler.options, | 40 compiler.options, |
41 compiler.reporter, | 41 compiler.reporter, |
42 compiler.options.analyzeOnly && compiler.options.analyzeMain | 42 compiler.options.analyzeOnly && compiler.options.analyzeMain |
43 ? const DirectEnqueuerStrategy() | 43 ? const DirectEnqueuerStrategy() |
44 : const TreeShakingEnqueuerStrategy(), | 44 : const TreeShakingEnqueuerStrategy(), |
45 compiler.backend.resolutionEnqueuerListener, | 45 compiler.backend.resolutionEnqueuerListener, |
46 new ElementResolutionWorldBuilder( | 46 new ElementResolutionWorldBuilder( |
47 compiler.backend, compiler.resolution, const OpenWorldStrategy()), | 47 compiler.backend, compiler.resolution, const OpenWorldStrategy()), |
48 new ResolutionWorkItemBuilder(compiler.resolution)); | 48 new ResolutionWorkItemBuilder(compiler.resolution)); |
49 _codegen = compiler.backend.createCodegenEnqueuer(this, compiler); | |
50 } | 49 } |
51 | 50 |
52 ResolutionEnqueuer get resolution => _resolution; | 51 ResolutionEnqueuer get resolution => _resolution; |
53 Enqueuer get codegen => _codegen; | 52 |
| 53 Enqueuer createCodegenEnqueuer(ClosedWorld closedWorld) { |
| 54 return compiler.backend.createCodegenEnqueuer(this, compiler); |
| 55 } |
54 } | 56 } |
55 | 57 |
56 abstract class Enqueuer { | 58 abstract class Enqueuer { |
57 WorldBuilder get worldBuilder; | 59 WorldBuilder get worldBuilder; |
58 ImpactStrategy get impactStrategy; | |
59 | 60 |
60 void open(ImpactStrategy impactStrategy, FunctionEntity mainMethod, | 61 void open(ImpactStrategy impactStrategy, FunctionEntity mainMethod, |
61 Iterable<LibraryEntity> libraries); | 62 Iterable<LibraryEntity> libraries); |
62 void close(); | 63 void close(); |
63 | 64 |
64 /// Returns [:true:] if this enqueuer is the resolution enqueuer. | 65 /// Returns [:true:] if this enqueuer is the resolution enqueuer. |
65 bool get isResolutionQueue; | 66 bool get isResolutionQueue; |
66 | 67 |
67 bool queueIsClosed; | 68 bool queueIsClosed; |
68 | 69 |
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560 @override | 561 @override |
561 WorkItem createWorkItem(MemberElement element) { | 562 WorkItem createWorkItem(MemberElement element) { |
562 assert(invariant(element, element.isDeclaration)); | 563 assert(invariant(element, element.isDeclaration)); |
563 if (element.isMalformed) return null; | 564 if (element.isMalformed) return null; |
564 | 565 |
565 assert(invariant(element, element is AnalyzableElement, | 566 assert(invariant(element, element is AnalyzableElement, |
566 message: 'Element $element is not analyzable.')); | 567 message: 'Element $element is not analyzable.')); |
567 return _resolution.createWorkItem(element); | 568 return _resolution.createWorkItem(element); |
568 } | 569 } |
569 } | 570 } |
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