public BlackboxIf(int cycleNumber, int programCounter) {
super(cycleNumber, null);
this.exMem = null;
Data.setProgramCounter(programCounter);
// this.programCounter = programCounter;
this.nextProgramCounter = 0;
}
public BlackboxIf(int cycleNumber, OpcodeHexBin instruction, int programCounter) {
super(cycleNumber, instruction);
this.exMem = null;
Data.setProgramCounter(programCounter);
// this.programCounter = programCounter;
this.nextProgramCounter = 0;
}
@Override
public void run() {
// IF/ID.IR <- MEM[PC]
this.setInstruction(Data.getInstance().getMemoryCodeSegment(Data.getProgramCounter()));
// IF/ID.NPC, PC <- if ((EX/MEM.opcode == branch) && EX/MEM.cond)
// { EX/MEM.ALUoutput }
// else { PC + 4 }
if (exMem != null
&& "BEQ"
.contains(exMem.getInstruction().getInstruction().getInstruction().split(" ")[0].trim())
&& exMem.isCondition()) {
this.nextProgramCounter = exMem.getArithmeticLogicUnit().intValue();
Data.setProgramCounter(exMem.getArithmeticLogicUnit().intValue());
} else {
this.nextProgramCounter = Data.getProgramCounter() + 1;
Data.setProgramCounter(this.nextProgramCounter);
}
}
public void setProgramCounter(int programCounter) {
Data.setProgramCounter(programCounter);
}
public BlackboxIf() {
super();
this.exMem = null;
Data.setProgramCounter(0);
this.nextProgramCounter = 0;
}