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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.shrinking_reductions; | 5 library dart2js.cps_ir.shrinking_reductions; |
6 | 6 |
7 import 'cps_ir_nodes.dart'; | 7 import 'cps_ir_nodes.dart'; |
8 import 'optimizers.dart'; | 8 import 'optimizers.dart'; |
9 | 9 |
10 /** | 10 /** |
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666 node.arguments.forEach((Reference ref) => ref.parent = node); | 666 node.arguments.forEach((Reference ref) => ref.parent = node); |
667 } | 667 } |
668 | 668 |
669 processCreateInvocationMirror(CreateInvocationMirror node) { | 669 processCreateInvocationMirror(CreateInvocationMirror node) { |
670 node.arguments.forEach((Reference ref) => ref.parent = node); | 670 node.arguments.forEach((Reference ref) => ref.parent = node); |
671 } | 671 } |
672 | 672 |
673 processApplyBuiltinOperator(ApplyBuiltinOperator node) { | 673 processApplyBuiltinOperator(ApplyBuiltinOperator node) { |
674 node.arguments.forEach((Reference ref) => ref.parent = node); | 674 node.arguments.forEach((Reference ref) => ref.parent = node); |
675 } | 675 } |
676 | |
677 processForeignCode(ForeignCode node) { | |
678 node.continuation.parent = node; | |
679 node.arguments.forEach((Reference ref) => ref.parent = node); | |
680 } | |
681 } | 676 } |
682 | 677 |
683 class _ReductionKind { | 678 class _ReductionKind { |
684 final String name; | 679 final String name; |
685 final int hashCode; | 680 final int hashCode; |
686 | 681 |
687 const _ReductionKind(this.name, this.hashCode); | 682 const _ReductionKind(this.name, this.hashCode); |
688 | 683 |
689 static const _ReductionKind DEAD_VAL = const _ReductionKind('dead-val', 0); | 684 static const _ReductionKind DEAD_VAL = const _ReductionKind('dead-val', 0); |
690 static const _ReductionKind DEAD_CONT = const _ReductionKind('dead-cont', 1); | 685 static const _ReductionKind DEAD_CONT = const _ReductionKind('dead-cont', 1); |
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717 } | 712 } |
718 | 713 |
719 String toString() => "$kind: $node"; | 714 String toString() => "$kind: $node"; |
720 } | 715 } |
721 | 716 |
722 /// A dummy class used solely to mark nodes as deleted once they are removed | 717 /// A dummy class used solely to mark nodes as deleted once they are removed |
723 /// from a term. | 718 /// from a term. |
724 class _DeletedNode extends Node { | 719 class _DeletedNode extends Node { |
725 accept(_) => null; | 720 accept(_) => null; |
726 } | 721 } |
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