Mercurial > hg > graal-jvmci-8
comparison graal/GraalCompiler/src/com/sun/c1x/ir/Unwind.java @ 2840:75e0d39833a0
new CompilerGraph, create only one Return and one Unwind per CompilerGraph
author | Lukas Stadler <lukas.stadler@jku.at> |
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date | Tue, 31 May 2011 16:53:19 +0200 |
parents | bfce42cd9c07 |
children | 14708c03abba |
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2837:7b5831f0e913 | 2840:75e0d39833a0 |
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32 public final class Unwind extends BlockEnd { | 32 public final class Unwind extends BlockEnd { |
33 | 33 |
34 private static final int INPUT_COUNT = 1; | 34 private static final int INPUT_COUNT = 1; |
35 private static final int INPUT_EXCEPTION = 0; | 35 private static final int INPUT_EXCEPTION = 0; |
36 | 36 |
37 private static final int SUCCESSOR_COUNT = 1; | 37 private static final int SUCCESSOR_COUNT = 0; |
38 private static final int SUCCESSOR_END = 0; | |
39 | 38 |
40 @Override | 39 @Override |
41 protected int inputCount() { | 40 protected int inputCount() { |
42 return super.inputCount() + INPUT_COUNT; | 41 return super.inputCount() + INPUT_COUNT; |
43 } | 42 } |
62 public Value setException(Value n) { | 61 public Value setException(Value n) { |
63 assert n == null || n.kind == CiKind.Object; | 62 assert n == null || n.kind == CiKind.Object; |
64 return (Value) inputs().set(super.inputCount() + INPUT_EXCEPTION, n); | 63 return (Value) inputs().set(super.inputCount() + INPUT_EXCEPTION, n); |
65 } | 64 } |
66 | 65 |
67 public Unwind(Value exception, Node successor, Graph graph) { | 66 public Unwind(Value exception, Graph graph) { |
68 super(CiKind.Object, 0, INPUT_COUNT, SUCCESSOR_COUNT, graph); | 67 super(CiKind.Object, 0, INPUT_COUNT, SUCCESSOR_COUNT, graph); |
69 setException(exception); | 68 setException(exception); |
70 successors().set(SUCCESSOR_END, successor); | |
71 } | 69 } |
72 | 70 |
73 @Override | 71 @Override |
74 public void accept(ValueVisitor v) { | 72 public void accept(ValueVisitor v) { |
75 v.visitUnwind(this); | 73 v.visitUnwind(this); |
80 out.print(kind.typeChar).print("unwind ").print(exception()); | 78 out.print(kind.typeChar).print("unwind ").print(exception()); |
81 } | 79 } |
82 | 80 |
83 @Override | 81 @Override |
84 public Node copy(Graph into) { | 82 public Node copy(Graph into) { |
85 Unwind x = new Unwind(null, null, into); | 83 Unwind x = new Unwind(null, into); |
86 x.setNonNull(isNonNull()); | 84 x.setNonNull(isNonNull()); |
87 return x; | 85 return x; |
88 } | 86 } |
89 } | 87 } |