dioscuri.module.cpu
Class Instruction_SUB_GbEb

java.lang.Object
  dioscuri.module.cpu.Instruction_SUB_GbEb

All Implemented Interfaces:

Instruction

public class Instruction_SUB_GbEb
extends java.lang.Object
implements Instruction

Intel opcode 2A
Subtract byte in memory/register (source) from register (destination).
The addressbyte determines the source (rrr bits) and destination (sss bits).
Flags modified: OF, SF, ZF, AF, PF, CF

Constructor Summary

Instruction_SUB_GbEb()
Class constructor

Instruction_SUB_GbEb(CPU processor)
Class constructor specifying processor reference

Method Summary

void	execute() Subtract byte in memory/register (source) from register (destination).

Methods inherited from class java.lang.Object

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

Constructor Detail

Instruction_SUB_GbEb

public Instruction_SUB_GbEb()

Class constructor

Instruction_SUB_GbEb

public Instruction_SUB_GbEb(CPU processor)

Class constructor specifying processor reference

Parameters:

processor - Reference to CPU class

Method Detail

execute

public void execute()

Subtract byte in memory/register (source) from register (destination).

Specified by:

execute in interface Instruction