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comparison graal/GraalCompiler/src/com/sun/c1x/ir/Local.java @ 2771:056e392d63d4

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Connected local variables to start node. No more need for frame state to emit locals.
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Tue, 24 May 2011 09:49:04 +0200
parents 01c5c0443158
children 9253df721472
comparison
equal deleted inserted replaced
2770:4f3053eef0de 2771:056e392d63d4
31 * The {@code Local} instruction is a placeholder for an incoming argument 31 * The {@code Local} instruction is a placeholder for an incoming argument
32 * to a function call. 32 * to a function call.
33 */ 33 */
34 public final class Local extends Value { 34 public final class Local extends Value {
35 35
36 private static final int INPUT_COUNT = 0; 36 private static final int INPUT_COUNT = 1;
37 private static final int SUCCESSOR_COUNT = 0; 37 private static final int SUCCESSOR_COUNT = 0;
38 38
39 private final int javaIndex; 39 private final int index;
40 private RiType declaredType; 40 private RiType declaredType;
41 41
42 public Local(CiKind kind, int javaIndex, Graph graph) { 42 public Local(CiKind kind, int javaIndex, Graph graph) {
43 super(kind, INPUT_COUNT, SUCCESSOR_COUNT, graph); 43 super(kind, INPUT_COUNT, SUCCESSOR_COUNT, graph);
44 this.javaIndex = javaIndex; 44 this.index = javaIndex;
45 this.inputs().set(0, graph.start());
45 } 46 }
46 47
47 @Override 48 @Override
48 public BlockBegin block() { 49 public BlockBegin block() {
49 return null; 50 return null;
51 52
52 /** 53 /**
53 * Gets the index of this local. 54 * Gets the index of this local.
54 * @return the index 55 * @return the index
55 */ 56 */
56 public int javaIndex() { 57 public int index() {
57 return javaIndex; 58 return index;
58 } 59 }
59 60
60 /** 61 /**
61 * Sets the declared type of this local, e.g. derived from the signature of the method. 62 * Sets the declared type of this local, e.g. derived from the signature of the method.
62 * @param declaredType the declared type of the local variable 63 * @param declaredType the declared type of the local variable
79 v.visitLocal(this); 80 v.visitLocal(this);
80 } 81 }
81 82
82 @Override 83 @Override
83 public void print(LogStream out) { 84 public void print(LogStream out) {
84 out.print("local[index ").print(javaIndex()).print(']'); 85 out.print("local[index ").print(index()).print(']');
85 } 86 }
86 } 87 }