org.graalvm.compiler.phases.common

Class FixReadsPhase.RawConditionalEliminationVisitor

java.lang.Object

org.graalvm.compiler.phases.common.FixReadsPhase.RawConditionalEliminationVisitor

All Implemented Interfaces:

ControlFlowGraph.RecursiveVisitor<Integer>

Enclosing class:

FixReadsPhase

public static class FixReadsPhase.RawConditionalEliminationVisitor
extends Object
implements ControlFlowGraph.RecursiveVisitor<Integer>

Field Summary

Fields

Modifier and Type	Field and Description
protected NodeMap<FixReadsPhase.StampElement>	stampMap
protected NodeStack	undoOperations

Constructor Summary

Constructors

Constructor and Description
RawConditionalEliminationVisitor(StructuredGraph graph, StructuredGraph.ScheduleResult schedule, MetaAccessProvider metaAccess, boolean replaceInputsWithConstants)

Method Summary

Modifier and Type	Method and Description
protected boolean	checkReplaceWithConstant(Stamp newStamp, ValueNode node)
Integer	enter(Block b)
void	exit(Block b, Integer state)
protected Stamp	getBestStamp(ValueNode value)
protected void	processAbstractBegin(AbstractBeginNode beginNode)
protected void	processBinary(BinaryNode node)
protected void	processConditional(ConditionalNode node)
protected void	processEnd(EndNode node)
protected void	processIf(IfNode node)
protected void	processIntegerSwitch(IntegerSwitchNode node)
protected void	processNode(Node node)
protected void	processUnary(UnaryNode node)
protected void	registerCombinedStamps(MergeNode node)
protected void	registerCondition(LogicNode condition, boolean negated)
protected void	registerNewCondition(LogicNode condition, boolean negated)
protected void	registerNewStamp(ValueNode value, Stamp newStamp)
protected boolean	registerNewValueStamp(ValueNode value, Stamp newStamp)
protected int	replaceConstantInputs(Node node)
protected void	replaceInput(Position p, Node oldInput, Node newConstantInput)
protected TriState	tryProveCondition(LogicNode condition)

Methods inherited from class java.lang.Object

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

Field Detail

stampMap

protected final NodeMap<FixReadsPhase.StampElement> stampMap

undoOperations

protected final NodeStack undoOperations

Constructor Detail

RawConditionalEliminationVisitor

public RawConditionalEliminationVisitor(StructuredGraph graph,
                                        StructuredGraph.ScheduleResult schedule,
                                        MetaAccessProvider metaAccess,
                                        boolean replaceInputsWithConstants)

Method Detail

replaceInput

protected void replaceInput(Position p,
                            Node oldInput,
                            Node newConstantInput)

replaceConstantInputs

protected int replaceConstantInputs(Node node)

processNode

protected void processNode(Node node)

registerCombinedStamps

protected void registerCombinedStamps(MergeNode node)

processEnd

protected void processEnd(EndNode node)

processUnary

protected void processUnary(UnaryNode node)

checkReplaceWithConstant

protected boolean checkReplaceWithConstant(Stamp newStamp,
                                           ValueNode node)

processBinary

protected void processBinary(BinaryNode node)

processIntegerSwitch

protected void processIntegerSwitch(IntegerSwitchNode node)

processIf

protected void processIf(IfNode node)

processConditional

protected void processConditional(ConditionalNode node)

tryProveCondition

protected TriState tryProveCondition(LogicNode condition)

processAbstractBegin

protected void processAbstractBegin(AbstractBeginNode beginNode)

registerNewCondition

protected void registerNewCondition(LogicNode condition,
                                    boolean negated)

registerCondition

protected void registerCondition(LogicNode condition,
                                 boolean negated)

registerNewValueStamp

protected boolean registerNewValueStamp(ValueNode value,
                                        Stamp newStamp)

registerNewStamp

protected void registerNewStamp(ValueNode value,
                                Stamp newStamp)

getBestStamp

protected Stamp getBestStamp(ValueNode value)

enter

public Integer enter(Block b)

Specified by:

enter in interface ControlFlowGraph.RecursiveVisitor<Integer>

exit

public void exit(Block b,
                 Integer state)

Specified by:

exit in interface ControlFlowGraph.RecursiveVisitor<Integer>