public Memory(int iAddressSize, int iWordSize)
{
AddressSize = iAddressSize;
WordSize = iWordSize;
int registerNum = (int)Math.Pow(2.0, AddressSize);
Input = new WireSet(WordSize);
Output = new WireSet(WordSize);
Address = new WireSet(AddressSize);
Load = new Wire();
WireSet newLoad = new WireSet(1);
newLoad[0].ConnectInput(Load);
demux = new BitwiseMultiwayDemux(1, AddressSize);
mux = new BitwiseMultiwayMux(WordSize, AddressSize);
registers = new MultiBitRegister[registerNum];
WireSet AddressMirror = new WireSet(AddressSize);
for (int j = 0; j < AddressSize; j++)
{
AddressMirror[j].ConnectInput(Address[AddressSize - 1 - j]);
}
demux.ConnectControl(AddressMirror);
demux.ConnectInput(newLoad);
for (int i = 0; i < registerNum; i++)
{
registers[i] = new MultiBitRegister(WordSize);
registers[i].ConnectInput(Input);
registers[i].Load.ConnectInput(demux.Outputs[i][0]);
mux.ConnectInput(i, registers[i].Output);
}
mux.ConnectControl(Address);
Output.ConnectInput(mux.Output);
}
//your code here
public Memory(int iAddressSize, int iWordSize)
{
AddressSize = iAddressSize;
WordSize = iWordSize;
Input = new WireSet(WordSize);
Output = new WireSet(WordSize);
Address = new WireSet(AddressSize);
Load = new Wire();
//your code here
demux = new BitwiseMultiwayDemux(1, iAddressSize);
mux = new BitwiseMultiwayMux(iWordSize, iAddressSize);
loadWs = new WireSet(1);
loadWs[0].ConnectInput(Load);
demux.ConnectControl(Address);
demux.ConnectInput(loadWs);
MultiBitRegister[] mbr = new MultiBitRegister[(int)Math.Pow(2, iAddressSize)];
for (int i = 0; i < mbr.Length; i++)
{
mbr[i] = new MultiBitRegister(iWordSize);
mbr[i].ConnectInput(Input);
mbr[i].Load.ConnectInput(demux.Outputs[i][0]);
mux.Inputs[i].ConnectInput(mbr[i].Output);
}
mux.ConnectControl(Address);
Output.ConnectInput(mux.Output);
}
public BitwiseDemux(int iSize)
{
Size = iSize;
Control = new Wire();
Input = new WireSet(Size);
Output1 = new WireSet(Size);
Output2 = new WireSet(Size);
//your code here
m_gDemux = new Demux[iSize];
WireSet ws_resault1 = new WireSet(iSize);
WireSet ws_resault2 = new WireSet(iSize);
//your code here
for (int i = 0; i < iSize; i++)
{
m_gDemux[i] = new Demux();
m_gDemux[i].ConnectInput(Input[i]);
m_gDemux[i].ConnectControl(Control);
ws_resault1[i].ConnectInput(m_gDemux[i].Output1);
ws_resault2[i].ConnectInput(m_gDemux[i].Output2);
}
Output1.ConnectInput(ws_resault1);
Output2.ConnectInput(ws_resault2);
}
// creating counter by using one multibit register and 1 full addr to increment by 1
// using mux to decide if to increment or to get new input
public Counter(int iSize)
{
Size = iSize;
Input = new WireSet(Size);
Output = new WireSet(Size);
Load = new Wire();
val = new WireSet(Size);
val.SetValue(1);
mux_op = new BitwiseMux(Size);
adder = new MultiBitAdder(Size);
register = new MultiBitRegister(Size);
register.Load.Value = 1;
mux_op.ConnectControl(Load);
mux_op.ConnectInput1(adder.Output);
mux_op.ConnectInput2(Input);
register.ConnectInput(mux_op.Output);
Output.ConnectInput(register.Output);
adder.ConnectInput1(register.Output);
adder.ConnectInput2(val);
}
public BitwiseMultiwayMux(int iSize, int cControlBits)
{
Size = iSize;
Output = new WireSet(Size);
Control = new WireSet(cControlBits);
Inputs = new WireSet[(int)Math.Pow(2, cControlBits)];
for (int i = 0; i < Inputs.Length; i++)
{
Inputs[i] = new WireSet(Size);
}
int numOfInputs = Inputs.Length;
m_gBitwiseMux = new BitwiseMux[numOfInputs - 1];
for (int i = 0; i < m_gBitwiseMux.Length; i++)
{
m_gBitwiseMux[i] = new BitwiseMux(Size);
}
int currInputsToConnect = 0;
int currGateToConnect = 0;
int level = 1;
int currNumOfGates = numOfInputs / 2;
for (int j = 0; j < currNumOfGates; j++) //connecting all the inputs to gates
{
m_gBitwiseMux[currGateToConnect].ConnectInput1(Inputs[currInputsToConnect]);
m_gBitwiseMux[currGateToConnect].ConnectInput2(Inputs[currInputsToConnect + 1]);
m_gBitwiseMux[currGateToConnect].ConnectControl(Control[level - 1]);
currGateToConnect++;
currInputsToConnect += 2;
}
int previousGatesIndex = 0;
for (level = 2; level <= numOfInputs; level++) // connectig gates' outputs to next level gates' inputs
{
currNumOfGates = currNumOfGates / 2;
for (int j = 0; j < currNumOfGates; j++)
{
m_gBitwiseMux[currGateToConnect].ConnectInput1(m_gBitwiseMux[previousGatesIndex].Output);
m_gBitwiseMux[currGateToConnect].ConnectInput2(m_gBitwiseMux[previousGatesIndex + 1].Output);
m_gBitwiseMux[currGateToConnect].ConnectControl(Control[level - 1]);
currGateToConnect++;
previousGatesIndex += 2;
}
}
Output.ConnectInput(m_gBitwiseMux[currGateToConnect - 1].Output);
}
public BitwiseMultiwayMux(int iSize, int cControlBits)
{
Size = iSize;
Output = new WireSet(Size);
Control = new WireSet(cControlBits);
Inputs = new WireSet[(int)Math.Pow(2, cControlBits)];
for (int i = 0; i < Inputs.Length; i++)
{
Inputs[i] = new WireSet(Size);
}
bwmx = new BitwiseMux[(int)Math.Pow(2, cControlBits) - 1];
for (int i = 0; i < bwmx.Length; i++)
{
bwmx[i] = new BitwiseMux(iSize);
}
//Level
int j = 0;
for (int i = 0; 2 * i + 2 < bwmx.Length; i++)
{
bwmx[i].ConnectInput1(bwmx[2 * i + 1].Output);
bwmx[i].ConnectInput2(bwmx[2 * i + 2].Output);
j = i + 1;
}
for (int i = 0; i < Inputs.Length; i = i + 2)
{
bwmx[j].ConnectInput1(Inputs[i]);
bwmx[j].ConnectInput2(Inputs[i + 1]);
j++;
}
int k = 0;
for (int i = 0; i < bwmx.Length; i++)
{
if (i == (int)Math.Pow(2, k + 1) - 1)
{
k++;
}
bwmx[i].ConnectControl(Control[Control.Size - k - 1]);
}
Output.ConnectInput(bwmx[0].Output);
}
// in order to find the right input, for each level of inputs making mux operation with the corresponding control bit
// for all inputs in that level, after that repeat the procedure for the results of the muxes.
// to accomplish that I made array of bitwise mux , in the size of Inputs -1 , because there always be 1 less mux than the inputs
public BitwiseMultiwayMux(int iSize, int cControlBits)
{
//initilaize
Size = iSize;
ControlBits = cControlBits;
Output = new WireSet(Size);
Control = new WireSet(cControlBits);
Inputs = new WireSet[(int)Math.Pow(2, cControlBits)];
bitwise_mux_operation = new BitwiseMux[Inputs.Length - 1];
for (int i = 0; i < Inputs.Length; i++)
{
Inputs[i] = new WireSet(Size);
}
for (int i = 0; i < bitwise_mux_operation.Length; i++)
{
bitwise_mux_operation[i] = new BitwiseMux(Size);
}
// make mux operation on the first level of inputs with the first control bit
// so that the results will be stored in the first half of bitwise gates
for (int i = 0; i < bitwise_mux_operation.Length / 2 + 1; i++)
{
bitwise_mux_operation[i].ConnectControl(Control[0]);
bitwise_mux_operation[i].ConnectInput1(Inputs[i * 2]);
bitwise_mux_operation[i].ConnectInput2(Inputs[(i * 2) + 1]);
}
// iterates for each control bit (starting from the second) and saves each pair of outputs in inputs of bitwise mux
// so that the end result is in the last bitwisemux
int start_of_input = 0, end_of_input = bitwise_mux_operation.Length / 2 + 1, counter = 0;
for (int contol_bit = 1; contol_bit < cControlBits; contol_bit++)
{
for (int out_bit = start_of_input; out_bit < end_of_input; out_bit = out_bit + 2)
{
bitwise_mux_operation[counter + end_of_input].ConnectControl(Control[contol_bit]);
bitwise_mux_operation[counter + end_of_input].ConnectInput1(bitwise_mux_operation[out_bit].Output);
bitwise_mux_operation[counter + end_of_input].ConnectInput2(bitwise_mux_operation[out_bit + 1].Output);
counter++;
}
counter = 0;
start_of_input = end_of_input;
end_of_input = (end_of_input + (bitwise_mux_operation.Length - end_of_input) / 2) + 1;
}
// connect the output
Output.ConnectInput(bitwise_mux_operation[bitwise_mux_operation.Length - 1].Output);
}
public BitwiseNotGate(int iSize)
{
Size = iSize;
Input = new WireSet(Size);
Output = new WireSet(Size);
//your code here
m_gNotGate = new NotGate[iSize];
WireSet ws_resault = new WireSet(iSize);
for (int i = 0; i < iSize; i++)
{
m_gNotGate[i] = new NotGate();
m_gNotGate[i].ConnectInput(Input[i]);
ws_resault[i].ConnectInput(m_gNotGate[i].Output);
}
Output.ConnectInput(ws_resault);
}
//your code here
public BitwiseMultiwayMux(int iSize, int cControlBits)
{
Size = iSize;
Output = new WireSet(Size);
Control = new WireSet(cControlBits);
Inputs = new WireSet[(int)Math.Pow(2, cControlBits)];
WireSet[] wires = new WireSet[Inputs.Length];
BitwiseMux[] mux = new BitwiseMux[Inputs.Length - 1];
int muxIn = 0;
for (int i = wires.Length - 1; i >= 0; i--)
{
Inputs[i] = new WireSet(Size);
wires[i] = new WireSet(Size);
wires[i] = Inputs[i];
}
try
{
for (int currentControl = 0, wiresLength = wires.Length; wiresLength >= 2; wiresLength /= 2, currentControl++)
{
int outIN = 0;
for (int i = 0; i < wiresLength; i += 2)
{
mux[muxIn] = new BitwiseMux(Size);
if (currentControl <= cControlBits)
{
mux[muxIn].ConnectInput1(wires[i]);
mux[muxIn].ConnectInput2(wires[i + 1]);
mux[muxIn].ConnectControl(Control[currentControl]);
wires[outIN] = mux[muxIn].Output;
outIN++;
muxIn++;
}
}
}
Output.ConnectInput(mux[muxIn - 1].Output);
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
public BitwiseMultiwayMux(int iSize, int cControlBits)
{
Size = iSize;
Output = new WireSet(Size);
Control = new WireSet(cControlBits);
Inputs = new WireSet[(int)Math.Pow(2, cControlBits)];
muxOutputs = new WireSet[Inputs.Length];
mux = new BitwiseMux[Inputs.Length];
int freeMux = 0;
for (int i = 0; i < Inputs.Length; i++)
{
Inputs[i] = new WireSet(Size);
muxOutputs[i] = new WireSet(Size);
mux[i] = new BitwiseMux(Size);
if (i % 2 == 1)
{
mux[freeMux].ConnectInput1(Inputs[i - 1]);
mux[freeMux].ConnectInput2(Inputs[i]);
mux[freeMux].ConnectControl(Control[0]);
muxOutputs[freeMux].ConnectInput(mux[freeMux].Output);
freeMux++;
}
}
int muxNum = freeMux / 2, whereToStart = 0, whereToEnd = freeMux;
for (int j = 1; j < cControlBits; j++)
{
for (int k = whereToStart; k < whereToEnd; k += 2)
{
mux[freeMux].ConnectInput1(muxOutputs[whereToStart]);
mux[freeMux].ConnectInput2(muxOutputs[whereToStart + 1]);
mux[freeMux].ConnectControl(Control[j]);
muxOutputs[freeMux].ConnectInput(mux[freeMux].Output);
freeMux++;
whereToStart += 2;
}
whereToEnd = freeMux;
}
Output.ConnectInput(muxOutputs[freeMux - 1]);
}
//your code here
public BitwiseMultiwayMux(int iSize, int cControlBits)
{
Size = iSize;
Output = new WireSet(Size);
Control = new WireSet(cControlBits);
Inputs = new WireSet[(int)Math.Pow(2, cControlBits)];
for (int i = 0; i < Inputs.Length; i++)
{
Inputs[i] = new WireSet(Size);
}
BitwiseMux[] mux = new BitwiseMux[(int)Math.Pow(2, cControlBits) - 1];
WireSet[] wires = new WireSet[(int)Math.Pow(2, cControlBits)];
int wiresLength = wires.Length;
int currentMux = 0;
int toSave = 0;
int currentControl = 0;
for (int i = 0; i < wires.Length; i++)
{
wires[i] = Inputs[i];
}
while (wiresLength >= 2)
{
for (int i = 0; i < wiresLength; i = i + 2)
{
mux[currentMux] = new BitwiseMux(Size);
mux[currentMux].ConnectInput1(wires[i]);
mux[currentMux].ConnectInput2(wires[i + 1]);
mux[currentMux].ConnectControl(Control[currentControl]);
wires[toSave] = mux[currentMux].Output;
toSave++;
currentMux++;
}
wiresLength = wiresLength / 2;
toSave = 0;
currentControl++;
}
Output.ConnectInput(mux[currentMux - 1].Output);
}
// creating memory component by using array of multi bit register
// using 2 demux - one for the date input and one for the load input(to know if read/write)
// using mux for the output
public Memory(int iAddressSize, int iWordSize)
{
AddressSize = iAddressSize;
WordSize = iWordSize;
Input = new WireSet(WordSize);
Output = new WireSet(WordSize);
Address = new WireSet(AddressSize);
Load = new Wire();
load_wireset = new WireSet(1);
memory_cells = new MultiBitRegister[(int)Math.Pow(2, AddressSize)];
input_demux = new BitwiseMultiwayDemux(WordSize, AddressSize);
input_demux_for_load = new BitwiseMultiwayDemux(1, AddressSize);
output_mux = new BitwiseMultiwayMux(WordSize, AddressSize);
for (int cell = 0; cell < memory_cells.Length; cell++)
{
memory_cells[cell] = new MultiBitRegister(WordSize);
}
load_wireset[0].ConnectInput(Load);
input_demux.ConnectControl(Address);
input_demux_for_load.ConnectControl(Address);
output_mux.ConnectControl(Address);
input_demux.ConnectInput(Input);
input_demux_for_load.ConnectInput(load_wireset);
for (int cell = 0; cell < memory_cells.Length; cell++)
{
memory_cells[cell].Load.ConnectInput(input_demux_for_load.Outputs[cell][0]);
memory_cells[cell].ConnectInput(input_demux.Outputs[cell]);
output_mux.Inputs[cell].ConnectInput(memory_cells[cell].Output);
}
Output.ConnectInput(output_mux.Output);
}
public Memory(int iAddressSize, int iWordSize)
{
AddressSize = iAddressSize;
WordSize = iWordSize;
Input = new WireSet(WordSize);
Output = new WireSet(WordSize);
Address = new WireSet(AddressSize);
Load = new Wire();
//your code here
m_rMultiBit = new MultiBitRegister[(int)Math.Pow(2, AddressSize)];
m_gBWMultiMux = new BitwiseMultiwayMux(WordSize, AddressSize); //output
m_gBWMultiMux.ConnectControl(Address);
//connect all the inputs in loop
m_gBWMultiDemux = new BitwiseMultiwayDemux(1, AddressSize); // Read/Write address
m_gBWMultiDemux.ConnectControl(Address);
WireSet connection = new WireSet(1); //because BWMultiwayDemux receives WireSet
connection[0].ConnectInput(Load);
m_gBWMultiDemux.ConnectInput(connection);
//connect all the outputs in loop
for (int i = 0; i < m_rMultiBit.Length; i++)
{
m_rMultiBit[i] = new MultiBitRegister(WordSize); //init
m_rMultiBit[i].Load.ConnectInput(m_gBWMultiDemux.Outputs[i][0]); //connect Load from Demux output
m_rMultiBit[i].ConnectInput(Input); // connect input
m_gBWMultiMux.Inputs[i].ConnectInput(m_rMultiBit[i].Output); //connect output to Mux
}
Output.ConnectInput(m_gBWMultiMux.Output);
}
public BitwiseMultiwayMux(int iSize, int cControlBits)
{
Size = iSize;
Output = new WireSet(Size);
Control = new WireSet(cControlBits);
Inputs = new WireSet[(int)Math.Pow(2, cControlBits)];
for (int i = 0; i < Inputs.Length; i++)
{
Inputs[i] = new WireSet(Size);
}
WireSet[] temp;
temp = new WireSet[Inputs.Length / 2];
int tempPointer = 0;
int controlindex = 0;
for (int i = 0; i + 1 < Inputs.Length; i += 2)
{
bitwiseMux = new BitwiseMux(iSize);
bitwiseMux.ConnectControl(Control[controlindex]);
bitwiseMux.ConnectInput1(Inputs[i]);
bitwiseMux.ConnectInput2(Inputs[i + 1]);
temp[tempPointer] = bitwiseMux.Output;
tempPointer++;
}
controlindex++;
int limit = temp.Length;
while (limit != 0)
{
tempPointer = 0;
for (int i = 0; i + 1 < limit; i += 2)
{
bitwiseMux = new BitwiseMux(iSize);
bitwiseMux.ConnectControl(Control[controlindex]);
bitwiseMux.ConnectInput1(temp[i]);
bitwiseMux.ConnectInput2(temp[i + 1]);
temp[tempPointer] = bitwiseMux.Output;
tempPointer++;
}
controlindex++;
limit /= 2;
}
Output.ConnectInput(temp[0]);
/* Queue<WireSet> temp1 = new Queue<WireSet>();
* Queue<WireSet> temp2 = new Queue<WireSet>();
*
* int controlindex = Control.Size-1;
*
* for (int i = 0; i < Inputs.Length ; i=i+2)
* {
* bitwiseMux = new BitwiseMux(iSize);
* bitwiseMux.ConnectControl(Control[controlindex]);
* bitwiseMux.ConnectInput1(Inputs[i]);
* bitwiseMux.ConnectInput2(Inputs[i]);
* temp1.Enqueue(bitwiseMux.Output);
*
* }
* controlindex--;
*
* int level = controlindex;
* while (level != -1)
* {
*
* if (temp2.Count == 0)
* {
* while (temp1.Count >= 2)
* {
* bitwiseMux = new BitwiseMux(iSize);
* bitwiseMux.ConnectControl(Control[controlindex]);
* bitwiseMux.ConnectInput1(temp1.Dequeue());
* bitwiseMux.ConnectInput2(temp1.Dequeue());
* temp2.Enqueue(bitwiseMux.Output);
*
* }
* }
* else if (temp1.Count == 0)
* {
* while (temp2.Count >= 2) {
* bitwiseMux = new BitwiseMux(iSize);
* bitwiseMux.ConnectControl(Control[controlindex]);
* bitwiseMux.ConnectInput1(temp2.Dequeue());
* bitwiseMux.ConnectInput2(temp2.Dequeue());
* temp1.Enqueue(bitwiseMux.Output);
* }
* }
* controlindex--;
* level--;
* }
*
* if (temp1.Count != 0)
* Output.ConnectInput( temp1.Dequeue());
* else
* Output.ConnectInput( temp2.Dequeue());
*
*/
/* WireSet[] temp;
* temp = new WireSet[Inputs.Length/2];
*
*
* for (int i =0;i+1<Inputs.Length ; i+=2) {
* bitwiseMux = new BitwiseMux(iSize);
* bitwiseMux.ConnectControl(Control[controlindex]);
* bitwiseMux.ConnectInput1(Inputs[i]);
* bitwiseMux.ConnectInput2(Inputs[i+1]);
*
* temp[tempPointer] = bitwiseMux.Output;
* tempPointer++;
* }
* controlindex--;
*
* int limit = temp.Length;
*
* while (limit != -1) {
*
* tempPointer = 0;
* for (int i = 0; i+1 < limit ;i+=2) {
* bitwiseMux = new BitwiseMux(iSize);
* bitwiseMux.ConnectControl(Control[controlindex]);
*
* bitwiseMux.ConnectInput1(temp[i]);
* bitwiseMux.ConnectInput2(temp[i+1]);
* temp[tempPointer] = bitwiseMux.Output;
* tempPointer++;
* }
*
* controlindex--;
* if (limit == 0) break;
* limit /= 2;
* }
*
* Output = temp[0];*/
}
//your code here
public ALU(int iSize)
{
Size = iSize;
InputX = new WireSet(Size);
InputY = new WireSet(Size);
ZeroX = new Wire();
ZeroY = new Wire();
NotX = new Wire();
NotY = new Wire();
F = new Wire();
NotOutput = new Wire();
Negative = new Wire();
Zero = new Wire();
//Create and connect all the internal components
Output = new WireSet(Size);
BitwiseMux m_gZX = new BitwiseMux(Size);
BitwiseMux m_gZY = new BitwiseMux(Size);
WireSet zeroForXY = new WireSet(Size);
zeroForXY.Set2sComplement(0);
BitwiseNotGate m_gNotX = new BitwiseNotGate(Size); // reverse X
BitwiseNotGate m_gNotY = new BitwiseNotGate(Size); // reverse Y
BitwiseMux m_gNX = new BitwiseMux(Size);
BitwiseMux m_gNY = new BitwiseMux(Size);
BitwiseAndGate m_gBAnd = new BitwiseAndGate(Size); // X & Y
MultiBitAdder mbAdder = new MultiBitAdder(Size); // X + Y
BitwiseMux m_gF = new BitwiseMux(Size);
BitwiseNotGate m_gNotFOut = new BitwiseNotGate(Size); // reverse F output
BitwiseMux m_gN = new BitwiseMux(Size);
MultiBitAndGate m_gZeroAnd = new MultiBitAndGate(Size);
BitwiseNotGate m_gZeroNot = new BitwiseNotGate(Size);
// connect inputX and input0 to ZX, connect ZXControl
m_gZX.ConnectInput1(InputX);
m_gZX.ConnectInput2(zeroForXY);
m_gZX.ConnectControl(ZeroX);
// connect bitwiseNotXIn to ZX output, connect ZXOut to NXIn1, connect bitwiseNotOut to NXIn2
m_gNotX.ConnectInput(m_gZX.Output);
m_gNX.ConnectInput1(m_gZX.Output);
m_gNX.ConnectInput2(m_gNotX.Output);
m_gNX.ConnectControl(NotX);
// connect inputY and input0 to ZY, connect ZYControl
m_gZY.ConnectInput1(InputY);
m_gZY.ConnectInput2(zeroForXY);
m_gZY.ConnectControl(ZeroY);
// connect bitwiseNotYIn to ZY output, connect ZYOut to NYIn1, connect bitwiseNotYOut to NYIn2
m_gNotY.ConnectInput(m_gZY.Output);
m_gNY.ConnectInput1(m_gZY.Output);
m_gNY.ConnectInput2(m_gNotY.Output);
m_gNY.ConnectControl(NotY);
// connect NXOut to bitwiseAndIn1, connect NYOut to bitwiseAndIn2
m_gBAnd.ConnectInput1(m_gNX.Output);
m_gBAnd.ConnectInput2(m_gNY.Output);
// connect NXOut to mbAdderIn1, connect NYOut to mbAdderIn2
mbAdder.ConnectInput1(m_gNX.Output);
mbAdder.ConnectInput2(m_gNY.Output);
// connect bitwiseAndOut to F_In1, connect mbAdderOut to F_In2
m_gF.ConnectInput1(m_gBAnd.Output);
m_gF.ConnectInput2(mbAdder.Output);
m_gF.ConnectControl(F);
//connect F_Out to bitwiseNotFIn
m_gNotFOut.ConnectInput(m_gF.Output);
// connect F_Out to N_In1, connect bitwiseNotFOut to N_In2
m_gN.ConnectInput1(m_gF.Output);
m_gN.ConnectInput2(m_gNotFOut.Output);
m_gN.ConnectControl(NotOutput);
// connect N_Out to Output
Output.ConnectInput(m_gN.Output);
// connect negativeIndicator to last Output wire
Negative.ConnectInput(Output[Size - 1]);
// connect ZeroIndicator depending on zeroNot and zeroAnd concatenation
m_gZeroNot.ConnectInput(Output);
m_gZeroAnd.ConnectInput(m_gZeroNot.Output);
Zero.ConnectInput(m_gZeroAnd.Output);
}
public void ConnectInput(WireSet ws)
{
m_wsInput.ConnectInput(ws);
}
public ALU(int iSize)
{
Size = iSize;
InputX = new WireSet(Size);
InputY = new WireSet(Size);
ZeroX = new Wire();
ZeroY = new Wire();
NotX = new Wire();
NotY = new Wire();
F = new Wire();
NotOutput = new Wire();
Negative = new Wire();
Zero = new Wire();
//Create and connect all the internal components
Output = new WireSet(Size);
m_wsZero = new WireSet(Size);
for (int i = 0; i < Size; i++)
{
m_wsZero[i].Value = 0;
}
m_gZxMux = new BitwiseMultiwayMux(Size, 1);
m_gZxMux.ConnectInput(0, InputX);
m_gZxMux.ConnectInput(1, m_wsZero);
m_gZxMux.Control[0].ConnectInput(ZeroX);
m_gNxNot = new BitwiseNotGate(Size);
m_gNxNot.ConnectInput(m_gZxMux.Output);
m_gNxMux = new BitwiseMultiwayMux(Size, 1);
m_gNxMux.ConnectInput(0, m_gZxMux.Output);
m_gNxMux.ConnectInput(1, m_gNxNot.Output);
m_gNxMux.Control[0].ConnectInput(NotX);
m_gZyMux = new BitwiseMultiwayMux(Size, 1);
m_gZyMux.ConnectInput(0, InputY);
m_gZyMux.ConnectInput(1, m_wsZero);
m_gZyMux.Control[0].ConnectInput(ZeroY);
m_gNyNot = new BitwiseNotGate(Size);
m_gNyNot.ConnectInput(m_gZyMux.Output);
m_gNyMux = new BitwiseMultiwayMux(Size, 1);
m_gNyMux.ConnectInput(0, m_gZyMux.Output);
m_gNyMux.ConnectInput(1, m_gNyNot.Output);
m_gNyMux.Control[0].ConnectInput(NotY);
m_gFAdder = new MultiBitAdder(Size);
m_gFAdder.ConnectInput1(m_gNxMux.Output);
m_gFAdder.ConnectInput2(m_gNyMux.Output);
m_gFAnd = new BitwiseAndGate(Size);
m_gFAnd.ConnectInput1(m_gNxMux.Output);
m_gFAnd.ConnectInput2(m_gNyMux.Output);
m_gFMux = new BitwiseMultiwayMux(Size, 1);
m_gFMux.ConnectInput(0, m_gFAnd.Output);
m_gFMux.ConnectInput(1, m_gFAdder.Output);
m_gFMux.Control[0].ConnectInput(F);
m_gNoNot = new BitwiseNotGate(Size);
m_gNoNot.ConnectInput(m_gFMux.Output);
m_gNoMux = new BitwiseMultiwayMux(Size, 1);
m_gNoMux.ConnectInput(0, m_gFMux.Output);
m_gNoMux.ConnectInput(1, m_gNoNot.Output);
m_gNoMux.Control[0].ConnectInput(NotOutput);
Output.ConnectInput(m_gNoMux.Output);
m_gZrOr = new MultiBitOrGate(Size);
m_gZrOr.ConnectInput(Output);
m_gZrNot = new NotGate();
m_gZrNot.ConnectInput(m_gZrOr.Output);
Zero.ConnectInput(m_gZrNot.Output);
Negative.ConnectInput(Output[Size - 1]);
}
public void ConnectInput(WireSet wInput)
{
Input.ConnectInput(wInput);
}
public ALU(int iSize)
{
Size = iSize;
InputX = new WireSet(Size);
InputY = new WireSet(Size);
ZeroX = new Wire();
ZeroY = new Wire();
NotX = new Wire();
NotY = new Wire();
F = new Wire();
NotOutput = new Wire();
Negative = new Wire();
Zero = new Wire();
Output = new WireSet(iSize);
muxZx = new BitwiseMux(iSize);
muxZy = new BitwiseMux(iSize);
muxNx = new BitwiseMux(iSize);
muxNy = new BitwiseMux(iSize);
muxF = new BitwiseMux(iSize);
muxNo = new BitwiseMux(iSize);
notNx = new BitwiseNotGate(iSize);
notNy = new BitwiseNotGate(iSize);
notNo = new BitwiseNotGate(iSize);
andF = new BitwiseAndGate(iSize);
adderF = new MultiBitAdder(iSize);
wireX0 = new WireSet(iSize);
wireX0.Set2sComplement(0);
wireY0 = new WireSet(iSize);
wireY0.Set2sComplement(0);
isZeroNot = new BitwiseNotGate(iSize);
isZeroMultiAnd = new MultiBitAndGate(iSize);
muxZx.ConnectInput1(InputX);
muxZx.ConnectInput2(wireX0);
muxZx.ConnectControl(ZeroX);
muxNx.ConnectInput1(muxZx.Output);
notNx.ConnectInput(muxZx.Output);
muxNx.ConnectInput2(notNx.Output);
muxNx.ConnectControl(NotX);
andF.ConnectInput1(muxNx.Output);
adderF.ConnectInput1(muxNx.Output);
muxZy.ConnectInput1(InputY);
muxZy.ConnectInput2(wireY0);
muxZy.ConnectControl(ZeroY);
muxNy.ConnectInput1(muxZy.Output);
notNy.ConnectInput(muxZy.Output);
muxNy.ConnectInput2(notNy.Output);
muxNy.ConnectControl(NotY);
andF.ConnectInput2(muxNy.Output);
adderF.ConnectInput2(muxNy.Output);
//now from muxF
muxF.ConnectInput1(andF.Output);
muxF.ConnectInput2(adderF.Output);
muxF.ConnectControl(F);
muxNo.ConnectInput1(muxF.Output);
notNo.ConnectInput(muxF.Output);
muxNo.ConnectInput2(notNo.Output);
muxNo.ConnectControl(NotOutput);
Output.ConnectInput(muxNo.Output);
Negative.ConnectInput(muxNo.Output[iSize - 1]);
isZeroNot.ConnectInput(muxNo.Output);
isZeroMultiAnd.ConnectInput(isZeroNot.Output);
Zero.ConnectInput(isZeroMultiAnd.Output);
}