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comparison graal/GraalCompiler/src/com/sun/c1x/ir/ShiftOp.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 092e628ddd5d
children 14708c03abba
comparison
equal deleted inserted replaced
2821:015be60afcf3 2827:bd17ac598c6e
23 package com.sun.c1x.ir; 23 package com.sun.c1x.ir;
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.cri.bytecode.*; 27 import com.sun.cri.bytecode.*;
28 import com.sun.cri.ci.*;
28 29
29 /** 30 /**
30 * The {@code ShiftOp} class represents shift operations. 31 * The {@code ShiftOp} class represents shift operations.
31 */ 32 */
32 public final class ShiftOp extends Op2 { 33 public final class ShiftOp extends Op2 {
42 */ 43 */
43 public ShiftOp(int opcode, Value x, Value y, Graph graph) { 44 public ShiftOp(int opcode, Value x, Value y, Graph graph) {
44 super(x.kind, opcode, x, y, INPUT_COUNT, SUCCESSOR_COUNT, graph); 45 super(x.kind, opcode, x, y, INPUT_COUNT, SUCCESSOR_COUNT, graph);
45 } 46 }
46 47
48 private ShiftOp(CiKind kind, int opcode, Graph graph) {
49 super(kind, opcode, null, null, INPUT_COUNT, SUCCESSOR_COUNT, graph);
50 }
51
47 @Override 52 @Override
48 public void accept(ValueVisitor v) { 53 public void accept(ValueVisitor v) {
49 v.visitShiftOp(this); 54 v.visitShiftOp(this);
50 } 55 }
51 56
52 @Override 57 @Override
53 public void print(LogStream out) { 58 public void print(LogStream out) {
54 out.print(x()).print(' ').print(Bytecodes.operator(opcode)).print(' ').print(y()); 59 out.print(x()).print(' ').print(Bytecodes.operator(opcode)).print(' ').print(y());
55 } 60 }
61
62 @Override
63 public Node copy(Graph into) {
64 ShiftOp x = new ShiftOp(kind, opcode, into);
65 x.setNonNull(isNonNull());
66 return x;
67 }
56 } 68 }