hades.models.mips.memory
Class BaseMemory

java.lang.Object
  hades.models.mips.memory.BaseMemory

All Implemented Interfaces:

Memory

Direct Known Subclasses:

TinyMemory

public class BaseMemory

extends java.lang.Object

implements Memory

Straight forward implementation of the memory interface to be extended by classes that provide further functionality

Field Summary

protected int	adrMask
protected int	bitMask
protected int	bits
protected boolean	debug
protected EntryHandler	entryHandler
protected boolean	entryHandlerInstalled
protected int[]	mem
protected int	size

Constructor Summary

BaseMemory(int newSize, int newBits)

Method Summary

boolean	getLog() Get debug mode
int	getMemorySize() Capacity of the memory in words
int	getWordWidth() Witdh of one word in bits
void	installEntryHandler(EntryHandler newEntryHandler) Set the entry handler
int	readMemory(int address) Read a word from the memory
void	setEntry(int entry, int globalPointer) Call the entry handler in order to set the entry
void	setLog(boolean newDebug) Enable or disable logging output
void	writeMemory(int address, int word) Write a word into the memory

Methods inherited from class java.lang.Object

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

Field Detail

mem

protected int[] mem

size

protected int size

adrMask

protected int adrMask

bits

protected int bits

bitMask

protected int bitMask

entryHandler

protected EntryHandler entryHandler

entryHandlerInstalled

protected boolean entryHandlerInstalled

debug

protected boolean debug

Constructor Detail

BaseMemory

public BaseMemory(int newSize,
                  int newBits)

Method Detail

getWordWidth

public int getWordWidth()

Witdh of one word in bits

Specified by:

getWordWidth in interface Memory

getMemorySize

public int getMemorySize()

Capacity of the memory in words

Specified by:

getMemorySize in interface Memory

readMemory

public int readMemory(int address)

Read a word from the memory

Specified by:

readMemory in interface Memory

writeMemory

public void writeMemory(int address,
                        int word)

Write a word into the memory

Specified by:

writeMemory in interface Memory

setEntry

public void setEntry(int entry,
                     int globalPointer)

Call the entry handler in order to set the entry

Specified by:

setEntry in interface Memory

installEntryHandler

public void installEntryHandler(EntryHandler newEntryHandler)

Set the entry handler

Specified by:

installEntryHandler in interface Memory

setLog

public void setLog(boolean newDebug)

Description copied from interface: Memory

Enable or disable logging output

Specified by:

setLog in interface Memory

getLog

public boolean getLog()

Description copied from interface: Memory

Get debug mode

Specified by:

getLog in interface Memory