org.graalvm.compiler.loop.phases

Class LoopUnswitchingPhase

java.lang.Object

org.graalvm.compiler.phases.BasePhase<C>

org.graalvm.compiler.phases.common.PostRunCanonicalizationPhase<CoreProviders>

org.graalvm.compiler.loop.phases.LoopPhase<LoopPolicies>

org.graalvm.compiler.loop.phases.LoopUnswitchingPhase

All Implemented Interfaces:

PhaseSizeContract

public class LoopUnswitchingPhase
extends LoopPhase<LoopPolicies>

Nested Class Summary

Nested classes/interfaces inherited from class org.graalvm.compiler.phases.BasePhase

BasePhase.ApplyScope, BasePhase.BasePhaseStatistics, BasePhase.PhaseOptions, BasePhase.SharedGlobalPhaseState

Field Summary

Fields inherited from class org.graalvm.compiler.phases.common.PostRunCanonicalizationPhase

canonicalizer

Constructor Summary

Constructors

Constructor and Description
LoopUnswitchingPhase(LoopPolicies policies, CanonicalizerPhase canonicalizer)

Method Summary

Modifier and Type	Method and Description
float	codeSizeIncrease() Returns a factor >=1 that determines what the final code size in terms of the sum of the node code sizes NodeSize of all nodes is.
protected void	run(StructuredGraph graph, CoreProviders context)

Methods inherited from class org.graalvm.compiler.loop.phases.LoopPhase

getPolicies

Methods inherited from class org.graalvm.compiler.phases.common.PostRunCanonicalizationPhase

applyScope

Methods inherited from class org.graalvm.compiler.phases.BasePhase

apply, apply, contractorName, equals, getName, hashCode, shouldDumpAfterAtBasicLevel, shouldDumpBeforeAtBasicLevel

Methods inherited from class java.lang.Object

clone, getClass, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.graalvm.compiler.phases.contract.PhaseSizeContract

checkContract

Constructor Detail

LoopUnswitchingPhase

public LoopUnswitchingPhase(LoopPolicies policies,
                            CanonicalizerPhase canonicalizer)

Method Detail

run

protected void run(StructuredGraph graph,
                   CoreProviders context)

Specified by:

run in class BasePhase<CoreProviders>

codeSizeIncrease

public float codeSizeIncrease()

Description copied from interface: PhaseSizeContract

Returns a factor >=1 that determines what the final code size in terms of the sum of the node code sizes NodeSize of all nodes is.

Specified by:

codeSizeIncrease in interface PhaseSizeContract

Overrides:

codeSizeIncrease in class BasePhase<CoreProviders>

Returns:

a factor that determines how much the code size can be increased by this phase