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1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2014, 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.cps_ir.optimizers; | 5 library dart2js.cps_ir.optimizers; |
6 | 6 |
| 7 import '../constants/constant_system.dart'; |
7 import '../constants/expressions.dart' show | 8 import '../constants/expressions.dart' show |
8 ConstantExpression, | 9 ConstantExpression, |
9 PrimitiveConstantExpression; | 10 PrimitiveConstantExpression; |
10 import '../constants/values.dart'; | 11 import '../constants/values.dart'; |
11 import '../dart_types.dart' as types; | 12 import '../dart_types.dart' as types; |
12 import '../dart2jslib.dart' as dart2js; | 13 import '../dart2jslib.dart' as dart2js; |
13 import '../tree/tree.dart' show LiteralDartString; | 14 import '../tree/tree.dart' show LiteralDartString; |
14 import 'cps_ir_nodes.dart'; | 15 import 'cps_ir_nodes.dart'; |
15 import '../types/types.dart' show TypeMask, TypesTask; | 16 import '../types/types.dart' show TypeMask, TypesTask; |
16 import '../types/constants.dart' show computeTypeMask; | 17 import '../types/constants.dart' show computeTypeMask; |
17 import '../elements/elements.dart' show ClassElement, Element, Entity, | 18 import '../elements/elements.dart' show ClassElement, Element, Entity, |
18 FieldElement, FunctionElement, ParameterElement; | 19 FieldElement, FunctionElement, ParameterElement; |
19 import '../dart2jslib.dart' show ClassWorld; | 20 import '../dart2jslib.dart' show ClassWorld; |
20 | 21 |
21 part 'type_propagation.dart'; | 22 part 'type_propagation.dart'; |
22 part 'redundant_phi.dart'; | 23 part 'redundant_phi.dart'; |
23 part 'shrinking_reductions.dart'; | 24 part 'shrinking_reductions.dart'; |
24 | 25 |
25 /// An optimization pass over the CPS IR. | 26 /// An optimization pass over the CPS IR. |
26 abstract class Pass { | 27 abstract class Pass { |
27 /// Applies optimizations to root, rewriting it in the process. | 28 /// Applies optimizations to root, rewriting it in the process. |
28 void rewrite(RootNode root); | 29 void rewrite(RootNode root); |
29 | 30 |
30 String get passName; | 31 String get passName; |
31 } | 32 } |
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