com.oracle.graal.phases.common

Class ValueAnchorCleanupPhase

java.lang.Object

com.oracle.graal.phases.BasePhase<Object>

com.oracle.graal.phases.Phase

com.oracle.graal.phases.common.ValueAnchorCleanupPhase

public class ValueAnchorCleanupPhase
extends Phase

This phase performs a bit of hygiene on ValueAnchorNode by removing inputs that have already been anchored in a dominating value anchor. Value anchors that lose their last input, have no usages and are not marked as permanent are removed.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static class	ValueAnchorCleanupPhase.CleanupValueAnchorsClosure
private static class	ValueAnchorCleanupPhase.State

Field Summary

Fields inherited from class com.oracle.graal.phases.BasePhase

BEFORE_PHASE_DUMP_LEVEL, PHASE_DUMP_LEVEL

Constructor Summary

Constructors

Constructor and Description
ValueAnchorCleanupPhase()

Method Summary

Modifier and Type	Method and Description
protected void	run(StructuredGraph graph)

Methods inherited from class com.oracle.graal.phases.Phase

apply, apply, run

Methods inherited from class com.oracle.graal.phases.BasePhase

apply, apply, createName, getName

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ValueAnchorCleanupPhase

public ValueAnchorCleanupPhase()

Method Detail

run

protected void run(StructuredGraph graph)

Specified by:

run in class Phase