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comparison graal/GraalCompiler/src/com/sun/c1x/ir/NegateOp.java @ 2827:bd17ac598c6e

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Graph cloning, initial version (not completely working)
author Lukas Stadler <lukas.stadler@jku.at>
date Mon, 30 May 2011 18:46:57 +0200
parents 5526d82388be
children bfce42cd9c07 caf55daa41dc
comparison
equal deleted inserted replaced
2821:015be60afcf3 2827:bd17ac598c6e
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 30
30 /** 31 /**
31 * The {@code NegateOp} instruction negates its operand. 32 * The {@code NegateOp} instruction negates its operand.
32 */ 33 */
33 public final class NegateOp extends Value { 34 public final class NegateOp extends Value {
66 public NegateOp(Value x, Graph graph) { 67 public NegateOp(Value x, Graph graph) {
67 super(x.kind, INPUT_COUNT, SUCCESSOR_COUNT, graph); 68 super(x.kind, INPUT_COUNT, SUCCESSOR_COUNT, graph);
68 setX(x); 69 setX(x);
69 } 70 }
70 71
72 private NegateOp(CiKind kind, Graph graph) {
73 super(kind, INPUT_COUNT, SUCCESSOR_COUNT, graph);
74 }
75
71 @Override 76 @Override
72 public void accept(ValueVisitor v) { 77 public void accept(ValueVisitor v) {
73 v.visitNegateOp(this); 78 v.visitNegateOp(this);
74 } 79 }
75 80
89 94
90 @Override 95 @Override
91 public void print(LogStream out) { 96 public void print(LogStream out) {
92 out.print("- ").print(x()); 97 out.print("- ").print(x());
93 } 98 }
99
100 @Override
101 public Node copy(Graph into) {
102 NegateOp x = new NegateOp(kind, into);
103 x.setNonNull(isNonNull());
104 return x;
105 }
94 } 106 }