dioscuri.module.cpu
Class Instruction_UnaryGrp3_Ev

java.lang.Object
  dioscuri.module.cpu.Instruction_UnaryGrp3_Ev

All Implemented Interfaces:

Instruction

public class Instruction_UnaryGrp3_Ev
extends java.lang.Object
implements Instruction

Intel opcode F7
Unary Group 3 opcode extension: TEST, NOT, NEG, MUL, IMUL, DIV, IDIV.
Performs the selected instruction (indicated by bits 5, 4, 3 of the ModR/M byte).
Flags modified: depending on instruction can be any of: OF, CF, SF, ZF, AF, PF (some of them undefined)

Constructor Summary

Instruction_UnaryGrp3_Ev()
Class constructor

Instruction_UnaryGrp3_Ev(CPU processor)
Class constructor specifying processor reference

Method Summary

void	execute() Execute any of the following Unary Group 3 opcode extension: TEST, NOT, NEG, MUL, IMUL, DIV, IDIV.

Methods inherited from class java.lang.Object

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

Constructor Detail

Instruction_UnaryGrp3_Ev

public Instruction_UnaryGrp3_Ev()

Class constructor

Instruction_UnaryGrp3_Ev

public Instruction_UnaryGrp3_Ev(CPU processor)

Class constructor specifying processor reference

Parameters:

processor - Reference to CPU class

Method Detail

execute

public void execute()
             throws CPUInstructionException

Execute any of the following Unary Group 3 opcode extension: TEST, NOT, NEG, MUL, IMUL, DIV, IDIV.

Specified by:

execute in interface Instruction

Throws:

CPUInstructionException