cse378
Class TaggedBlock

java.lang.Object
  cse378.AbstractBlock
      cse378.TaggedBlock

Direct Known Subclasses:

CacheBlock, PageTableEntry, TLBEntry

public abstract class TaggedBlock
extends AbstractBlock

Field Summary

protected BitField	tag
protected byte	tagBits

Fields inherited from class cse378.AbstractBlock

dirty, id, valid

Constructor Summary

TaggedBlock(int tagBits, int id)

Method Summary

BitField	getTag() getTag returns the tag
boolean	hasTag(BitField tag) Checks this entry for a matching Tag
void	setTag(BitField tag) writeTag writes the new tag
java.lang.String	toString()
void	update(BitField tag) Update the current entry with a new one

Methods inherited from class cse378.AbstractBlock

getId, hashCode, isDirty, isValid, setDirty, setValid

Methods inherited from class java.lang.Object

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

Field Detail

tag

protected BitField tag

tagBits

protected final byte tagBits

Constructor Detail

TaggedBlock

public TaggedBlock(int tagBits,
                   int id)

Method Detail

getTag

public BitField getTag()

getTag returns the tag

Returns:

tag of cacheline

setTag

public void setTag(BitField tag)

writeTag writes the new tag

Parameters:

tag - new tag for the cacheline

hasTag

public boolean hasTag(BitField tag)

Checks this entry for a matching Tag

Parameters:

tag -

Returns:

true if the tags match

update

public void update(BitField tag)

Update the current entry with a new one

Parameters:

tag - new Tag

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object