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comparison graal/GraalCompiler/src/com/sun/c1x/ir/RegisterFinalizer.java @ 2600:f1bc67c2d453

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new node layout: TypeCheck, RegisterFinalizer, Invoke, NewArray, NullCheck
author Lukas Stadler <lukas.stadler@jku.at>
date Thu, 05 May 2011 16:32:20 +0200
parents c58a301eb2d7
children 91d3952f7eb7
comparison
equal deleted inserted replaced
2596:1c36b17f7ee0 2600:f1bc67c2d453
20 * or visit www.oracle.com if you need additional information or have any 20 * or visit www.oracle.com if you need additional information or have any
21 * questions. 21 * questions.
22 */ 22 */
23 package com.sun.c1x.ir; 23 package com.sun.c1x.ir;
24 24
25 import com.oracle.graal.graph.*;
25 import com.sun.c1x.debug.*; 26 import com.sun.c1x.debug.*;
26 import com.sun.c1x.value.*; 27 import com.sun.c1x.value.*;
27 import com.sun.cri.ci.*; 28 import com.sun.cri.ci.*;
28 29
30 /**
31 * This instruction is used to perform the finalizer registration at the end of the java.lang.Object constructor.
32 */
29 public class RegisterFinalizer extends StateSplit { 33 public class RegisterFinalizer extends StateSplit {
30 34
31 private Value object; 35 private static final int INPUT_COUNT = 1;
36 private static final int INPUT_OBJECT = 0;
32 37
33 public RegisterFinalizer(Value object, FrameState stateBefore) { 38 private static final int SUCCESSOR_COUNT = 0;
34 super(CiKind.Void, stateBefore);
35 this.object = object;
36 }
37 39
38 public Value object() { 40 @Override
39 return object; 41 protected int inputCount() {
42 return super.inputCount() + INPUT_COUNT;
40 } 43 }
41 44
42 @Override 45 @Override
43 public void inputValuesDo(ValueClosure closure) { 46 protected int successorCount() {
44 object = closure.apply(object); 47 return super.successorCount() + SUCCESSOR_COUNT;
45 super.inputValuesDo(closure); 48 }
49
50 /**
51 * The instruction that produces the object whose finalizer should be registered.
52 */
53 public Value object() {
54 return (Value) inputs().get(super.inputCount() + INPUT_OBJECT);
55 }
56
57 public Value setObject(Value n) {
58 return (Value) inputs().set(super.inputCount() + INPUT_OBJECT, n);
59 }
60
61 public RegisterFinalizer(Value object, FrameState stateBefore, Graph graph) {
62 super(CiKind.Void, stateBefore, INPUT_COUNT, SUCCESSOR_COUNT, graph);
63 setObject(object);
46 } 64 }
47 65
48 @Override 66 @Override
49 public void accept(ValueVisitor v) { 67 public void accept(ValueVisitor v) {
50 v.visitRegisterFinalizer(this); 68 v.visitRegisterFinalizer(this);
51 } 69 }
52 70
53 @Override 71 @Override
54 public void print(LogStream out) { 72 public void print(LogStream out) {
55 out.print("register finalizer ").print(object); 73 out.print("register finalizer ").print(object());
56 } 74 }
57 } 75 }