org.graalvm.compiler.virtual.phases.ea

Class PEReadEliminationClosure

java.lang.Object

org.graalvm.compiler.phases.graph.ReentrantBlockIterator.BlockIteratorClosure<T>

org.graalvm.compiler.virtual.phases.ea.EffectsPhase.Closure<BlockT>

org.graalvm.compiler.virtual.phases.ea.EffectsClosure<BlockT>

org.graalvm.compiler.virtual.phases.ea.PartialEscapeClosure<PEReadEliminationBlockState>

org.graalvm.compiler.virtual.phases.ea.PEReadEliminationClosure

public final class PEReadEliminationClosure
extends PartialEscapeClosure<PEReadEliminationBlockState>

Nested Class Summary

Nested classes/interfaces inherited from class org.graalvm.compiler.virtual.phases.ea.PartialEscapeClosure

PartialEscapeClosure.Final, PartialEscapeClosure.MergeProcessor

Nested classes/interfaces inherited from class org.graalvm.compiler.virtual.phases.ea.EffectsClosure

EffectsClosure.LoopKillCache

Field Summary

Fields inherited from class org.graalvm.compiler.virtual.phases.ea.PartialEscapeClosure

COUNTER_ALLOCATION_REMOVED, COUNTER_MATERIALIZATIONS, COUNTER_MATERIALIZATIONS_LOOP_END, COUNTER_MATERIALIZATIONS_LOOP_EXIT, COUNTER_MATERIALIZATIONS_LOOP_REITERATION, COUNTER_MATERIALIZATIONS_MERGE, COUNTER_MATERIALIZATIONS_PHI, COUNTER_MATERIALIZATIONS_UNHANDLED, COUNTER_MEMORYCHECKPOINT, tool, virtualObjects

Fields inherited from class org.graalvm.compiler.virtual.phases.ea.EffectsClosure

aliases, blockEffects, cfg, changed, currentMode, debug, loopLocationKillCache, loopMergeEffects, schedule

Constructor Summary

Constructors

Constructor and Description
PEReadEliminationClosure(StructuredGraph.ScheduleResult schedule, CoreProviders providers)

Method Summary

Modifier and Type	Method and Description
protected PEReadEliminationBlockState	cloneState(PEReadEliminationBlockState other) Clone a state for a successor invocation of ReentrantBlockIterator.BlockIteratorClosure.processBlock(Block, Object).
protected PartialEscapeClosure.MergeProcessor	createMergeProcessor(Block merge)
protected PEReadEliminationBlockState	getInitialState() Create the initial state for the reverse post order iteration over the ControlFlowGraph.
protected void	processInitialLoopState(Loop<Block> loop, PEReadEliminationBlockState initialState)
protected void	processKilledLoopLocations(Loop<Block> loop, PEReadEliminationBlockState initialState, PEReadEliminationBlockState mergedStates)
protected void	processLoopExit(LoopExitNode exitNode, PEReadEliminationBlockState initialState, PEReadEliminationBlockState exitState, GraphEffectList effects)
protected boolean	processNode(Node node, PEReadEliminationBlockState state, GraphEffectList effects, FixedWithNextNode lastFixedNode) Collects the effects of virtualizing the given node.
protected PEReadEliminationBlockState	stripKilledLoopLocations(Loop<Block> loop, PEReadEliminationBlockState originalInitialState)

Methods inherited from class org.graalvm.compiler.virtual.phases.ea.PartialEscapeClosure

ensureMaterialized, getAlias, getAliasAndResolve, getObjectState, needsApplyEffects, processNodeInputs, processNodeWithState, processStateBeforeLoopOnOverflow, requiresProcessing, shouldMaterializeNonVirtualizable, updateStatesForMaterialized, virtualize

Methods inherited from class org.graalvm.compiler.virtual.phases.ea.EffectsClosure

addScalarAlias, afterSplit, applyEffects, getScalarAlias, hasChanged, hasScalarReplacedInputs, merge, processBlock, processLoop

Methods inherited from class java.lang.Object

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

Constructor Detail

PEReadEliminationClosure

public PEReadEliminationClosure(StructuredGraph.ScheduleResult schedule,
                                CoreProviders providers)

Method Detail

getInitialState

protected PEReadEliminationBlockState getInitialState()

Description copied from class: ReentrantBlockIterator.BlockIteratorClosure

Create the initial state for the reverse post order iteration over the ControlFlowGraph.

Specified by:

getInitialState in class ReentrantBlockIterator.BlockIteratorClosure<PEReadEliminationBlockState>

processNode

protected boolean processNode(Node node,
                              PEReadEliminationBlockState state,
                              GraphEffectList effects,
                              FixedWithNextNode lastFixedNode)

Description copied from class: EffectsClosure

Collects the effects of virtualizing the given node.

Overrides:

processNode in class PartialEscapeClosure<PEReadEliminationBlockState>

Returns:

true if the node was deleted, false otherwise

processInitialLoopState

protected void processInitialLoopState(Loop<Block> loop,
                                       PEReadEliminationBlockState initialState)

Overrides:

processInitialLoopState in class PartialEscapeClosure<PEReadEliminationBlockState>

processLoopExit

protected void processLoopExit(LoopExitNode exitNode,
                               PEReadEliminationBlockState initialState,
                               PEReadEliminationBlockState exitState,
                               GraphEffectList effects)

Overrides:

processLoopExit in class PartialEscapeClosure<PEReadEliminationBlockState>

cloneState

protected PEReadEliminationBlockState cloneState(PEReadEliminationBlockState other)

Description copied from class: ReentrantBlockIterator.BlockIteratorClosure

Clone a state for a successor invocation of ReentrantBlockIterator.BlockIteratorClosure.processBlock(Block, Object).

Specified by:

cloneState in class ReentrantBlockIterator.BlockIteratorClosure<PEReadEliminationBlockState>

createMergeProcessor

protected PartialEscapeClosure.MergeProcessor createMergeProcessor(Block merge)

Overrides:

createMergeProcessor in class PartialEscapeClosure<PEReadEliminationBlockState>

processKilledLoopLocations

protected void processKilledLoopLocations(Loop<Block> loop,
                                          PEReadEliminationBlockState initialState,
                                          PEReadEliminationBlockState mergedStates)

Overrides:

processKilledLoopLocations in class EffectsClosure<PEReadEliminationBlockState>

stripKilledLoopLocations

protected PEReadEliminationBlockState stripKilledLoopLocations(Loop<Block> loop,
                                                               PEReadEliminationBlockState originalInitialState)

Overrides:

stripKilledLoopLocations in class PartialEscapeClosure<PEReadEliminationBlockState>