AbstractBlockBase

java.lang.Object
- org.graalvm.compiler.core.common.cfg.AbstractBlockBase<T>

Direct Known Subclasses:: Block

public abstract class AbstractBlockBase<T extends AbstractBlockBase<T>>
extends Object

Nested Class Summary

Nested Classes
Modifier and Type Class and Description

static class AbstractBlockBase.BlockIdComparator

Nested Classes
Modifier and Type	Class and Description
`static class`	`AbstractBlockBase.BlockIdComparator`

Field Summary

Fields
Modifier and Type	Field and Description
`static AbstractBlockBase.BlockIdComparator`	`BLOCK_ID_COMPARATOR`
`protected int`	`domDepth`
`static double[]`	`EMPTY_PROBABILITY_ARRAY`
`protected int`	`id`
`protected T[]`	`predecessors`
`static double[]`	`SINGLETON_PROBABILITY_ARRAY`
`protected double[]`	`successorProbabilities`
`protected T[]`	`successors`

Constructor Summary

Constructors
Modifier Constructor and Description

protected AbstractBlockBase()

Constructors
Modifier	Constructor and Description
`protected`	`AbstractBlockBase()`

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method and Description
`abstract void`	`delete()`
`T`	`getDominatedSibling()`
`T`	`getDominator()`
`abstract T`	`getDominator(int distance)`
`int`	`getDominatorDepth()` Level in the dominator tree starting with 0 for the start block.
`int`	`getDominatorNumber()`
`T`	`getDominatorSkipLoops()` Returns the next dominator of this block that is either in the same loop of this block or in an outer loop.
`T`	`getFirstDominated()`
`int`	`getId()`
`int`	`getLinearScanNumber()`
`abstract Loop<T>`	`getLoop()`
`abstract int`	`getLoopDepth()`
`int`	`getMaxChildDominatorNumber()`
`abstract T`	`getPostdominator()`
`int`	`getPredecessorCount()`
`T[]`	`getPredecessors()`
`abstract double`	`getRelativeFrequency()`
`int`	`getSuccessorCount()`
`double[]`	`getSuccessorProbabilities()`
`T[]`	`getSuccessors()`
`int`	`hashCode()`
`boolean`	`isAligned()`
`abstract boolean`	`isExceptionEntry()`
`abstract boolean`	`isLoopEnd()`
`abstract boolean`	`isLoopHeader()`
`abstract long`	`numBackedges()` If this block is a loop header, returns the number of the loop's backedges.
`void`	`setAlign(boolean align)`
`void`	`setDominatedSibling(T block)`
`void`	`setDominator(T dominator)`
`void`	`setDominatorNumber(int domNumber)`
`void`	`setFirstDominated(T block)`
`void`	`setId(int id)`
`void`	`setLinearScanNumber(int linearScanNumber)`
`void`	`setMaxChildDomNumber(int maxChildDomNumber)`
`void`	`setPredecessors(T[] predecessors)`
`void`	`setSuccessorProbabilities(double[] successorProbabilities)`
`void`	`setSuccessors(T[] successors)`
`void`	`setSuccessors(T[] successors, double[] successorProbabilities)`
`String`	`toString()`

Methods inherited from class java.lang.Object
clone, equals, getClass, notify, notifyAll, wait, wait, wait

Field Detail

EMPTY_PROBABILITY_ARRAY

public static final double[] EMPTY_PROBABILITY_ARRAY

SINGLETON_PROBABILITY_ARRAY

public static final double[] SINGLETON_PROBABILITY_ARRAY

id
```
protected int id
```

domDepth
```
protected int domDepth
```

predecessors

protected T extends AbstractBlockBase<T>[] predecessors

successors

protected T extends AbstractBlockBase<T>[] successors

successorProbabilities

protected double[] successorProbabilities

BLOCK_ID_COMPARATOR

public static final AbstractBlockBase.BlockIdComparator BLOCK_ID_COMPARATOR

Constructor Detail
- AbstractBlockBase
```
protected AbstractBlockBase()
```

Method Detail

setDominatorNumber

public void setDominatorNumber(int domNumber)

setMaxChildDomNumber

public void setMaxChildDomNumber(int maxChildDomNumber)

getDominatorNumber
```
public int getDominatorNumber()
```

getMaxChildDominatorNumber

public int getMaxChildDominatorNumber()

getId
```
public int getId()
```

setId
```
public void setId(int id)
```

getPredecessors
```
public T[] getPredecessors()
```

setPredecessors

public void setPredecessors(T[] predecessors)

getSuccessors
```
public T[] getSuccessors()
```

setSuccessors

public void setSuccessors(T[] successors)

setSuccessors

public void setSuccessors(T[] successors,
                          double[] successorProbabilities)

getSuccessorProbabilities

public double[] getSuccessorProbabilities()

setSuccessorProbabilities

public void setSuccessorProbabilities(double[] successorProbabilities)

getDominator
```
public T getDominator()
```

getDominatorSkipLoops
```
public T getDominatorSkipLoops()
```
Returns the next dominator of this block that is either in the same loop of this block or in an outer loop.

Returns:

the next dominator while skipping over loops

setDominator

public void setDominator(T dominator)

getDominatorDepth
```
public int getDominatorDepth()
```
Level in the dominator tree starting with 0 for the start block.

getFirstDominated
```
public T getFirstDominated()
```

setFirstDominated

public void setFirstDominated(T block)

getDominatedSibling
```
public T getDominatedSibling()
```

setDominatedSibling

public void setDominatedSibling(T block)

toString
```
public String toString()
```
Overrides:

toString in class Object

getPredecessorCount
```
public int getPredecessorCount()
```

getSuccessorCount
```
public int getSuccessorCount()
```

getLinearScanNumber
```
public int getLinearScanNumber()
```

setLinearScanNumber

public void setLinearScanNumber(int linearScanNumber)

isAligned
```
public boolean isAligned()
```

setAlign
```
public void setAlign(boolean align)
```

isExceptionEntry

public abstract boolean isExceptionEntry()

getLoop
```
public abstract Loop<T> getLoop()
```

getLoopDepth
```
public abstract int getLoopDepth()
```

delete
```
public abstract void delete()
```

isLoopEnd
```
public abstract boolean isLoopEnd()
```

isLoopHeader

public abstract boolean isLoopHeader()

numBackedges
```
public abstract long numBackedges()
```
If this block is a loop header, returns the number of the loop's backedges. Note that due to control flow optimizations after computing loops this value may differ from that computed via AbstractBlockBase.getLoop(). Returns -1 if this is not a loop header.

getPostdominator
```
public abstract T getPostdominator()
```

getRelativeFrequency

public abstract double getRelativeFrequency()

getDominator

public abstract T getDominator(int distance)

hashCode
```
public int hashCode()
```
Overrides:

hashCode in class Object

Class AbstractBlockBase<T extends AbstractBlockBase<T>>

Nested Class Summary

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

EMPTY_PROBABILITY_ARRAY

SINGLETON_PROBABILITY_ARRAY

id

domDepth

predecessors

successors

successorProbabilities

BLOCK_ID_COMPARATOR

Constructor Detail

AbstractBlockBase

Method Detail

setDominatorNumber

setMaxChildDomNumber

getDominatorNumber

getMaxChildDominatorNumber

getId

setId

getPredecessors

setPredecessors

getSuccessors

setSuccessors

setSuccessors

getSuccessorProbabilities

setSuccessorProbabilities

getDominator

getDominatorSkipLoops

setDominator

getDominatorDepth

getFirstDominated

setFirstDominated

getDominatedSibling

setDominatedSibling

toString

getPredecessorCount

getSuccessorCount

getLinearScanNumber

setLinearScanNumber

isAligned

setAlign

isExceptionEntry

getLoop

getLoopDepth

delete

isLoopEnd

isLoopHeader

numBackedges

getPostdominator

getRelativeFrequency

getDominator

hashCode