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comparison graal/GraalCompiler/src/com/sun/c1x/ir/NullCheck.java @ 2834:bfce42cd9c07

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Graph duplication now passes all tests
author Lukas Stadler <lukas.stadler@jku.at>
date Tue, 31 May 2011 13:34:52 +0200
parents bd17ac598c6e
children c1c8a0291771
comparison
equal deleted inserted replaced
2829:27c00b180416 2834:bfce42cd9c07
24 24
25 import com.oracle.graal.graph.*; 25 import com.oracle.graal.graph.*;
26 import com.sun.c1x.debug.*; 26 import com.sun.c1x.debug.*;
27 import com.sun.c1x.util.*; 27 import com.sun.c1x.util.*;
28 import com.sun.cri.bytecode.*; 28 import com.sun.cri.bytecode.*;
29 import com.sun.cri.ci.*;
29 import com.sun.cri.ri.*; 30 import com.sun.cri.ri.*;
30 31
31 /** 32 /**
32 * The {@code NullCheck} class represents an explicit null check instruction. 33 * The {@code NullCheck} class represents an explicit null check instruction.
33 */ 34 */
69 super(object.kind, INPUT_COUNT, SUCCESSOR_COUNT, graph); 70 super(object.kind, INPUT_COUNT, SUCCESSOR_COUNT, graph);
70 setNonNull(true); 71 setNonNull(true);
71 setObject(object); 72 setObject(object);
72 } 73 }
73 74
75 // for copying
76 private NullCheck(CiKind kind, Graph graph) {
77 super(kind, INPUT_COUNT, SUCCESSOR_COUNT, graph);
78 setNonNull(true);
79 }
80
74 @Override 81 @Override
75 public void accept(ValueVisitor v) { 82 public void accept(ValueVisitor v) {
76 v.visitNullCheck(this); 83 v.visitNullCheck(this);
77 } 84 }
78 85
107 out.print("null_check(").print(object()).print(')'); 114 out.print("null_check(").print(object()).print(')');
108 } 115 }
109 116
110 @Override 117 @Override
111 public Node copy(Graph into) { 118 public Node copy(Graph into) {
112 NullCheck x = new NullCheck(null, into); 119 NullCheck x = new NullCheck(kind, into);
113 x.setNonNull(isNonNull()); 120 x.setNonNull(isNonNull());
114 return x; 121 return x;
115 } 122 }
116 } 123 }