VoleMachine/main.cpp at main · Abdo-Islam/VoleMachine · GitHub

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#include <bits/stdc++.h>
#include "Vole.hpp"
using namespace std;
#define endl '\n'


int main()
{
    Machine machine;
    vector<string> instructions;
    cout << "welcome back ya user, nwrt w 4rft" << endl
         << "==========================================" << endl
         << "this is a vole machine similator" << endl
         << "you can input the instructions for the machine either as a file or as a normal input (from the Console)" << endl
         << "to end the similator you must enter the instruction C000 (halt)" << endl
         << "so, do you want to give the instructoins as a txt file or from the terminal ?" << endl
         << "==========================================" << endl;
    char inputChoice;
    cout << "enter a for file or b to enter manually : ";
    cin >> inputChoice;
    while (inputChoice != 'a' && inputChoice != 'b')
    {
        cin.clear(); cin.ignore(numeric_limits<streamsize>::max(), '\n');
        cout << "invalid choice!, please try again : ";
        cin >> inputChoice;
    }
    if (inputChoice == 'a')
    {
        string filename;
        cout << "please enter the file name with a .txt extension : ";
        cin >> filename;
        fstream instFile(filename);
        while (instFile.fail())
        {
            cout << "please enter a right directory to the file or a right file name : ";
            cin >> filename;
            instFile.open(filename);
        }
      instructions = GetFileInstructions(instFile);
    }
    else if (inputChoice == 'b')
    {
        instLines(instructions);
    }
    string pc;
    cout << "Please enter the beginning value of the program counter as a 2-digit hexa number : "
         << "please note that the program counter intialization value can change the program flow or make the program stuck in a infinte loop or change the output, " << endl
         << "so please make sure to set a right value to it or just put a high value to let you out of danger :)  ." << endl
         << "============" << endl
         << "Please enter the beginning value of the program counter as a 2-digit hexa number : ";
    cin >> pc;
    bool isAvalidHexa = true;
    do
    {
      isAvalidHexa = true;
      for (int i = 0; i < pc.length(); i++)
      {
        pc[i] = toupper(pc[i]);
      }
      for (int i = 0; i < pc.length(); i++)
        if (!((pc[i] >= '0' && pc[i] <= '9') || pc[i] >= 'A' && pc[i] <= 'F'))
        {
          isAvalidHexa = false;
          break;
        }
        if (pc.length() > 2) isAvalidHexa = false;
        if (!isAvalidHexa)
        {
          cout << "please enter a valid hexa number: ";
          cin >> pc;
        }
    } while (!isAvalidHexa);
    machine.processor.set_pc(pc);
    machine.loadProgramFile(instructions , machine.processor.get_pc() , machine.memory);
    vector <string> screen;
    while (machine.processor.get_pc() < 256)
    {
        string temp =  machine.processor.fetch(machine.memory);
        if (temp[0] == '3' && temp.substr(2,2) == "00"){
            screen.push_back(machine.processor.returnRegister().get_register(ALU::hexToDes(temp.substr(1,1))));
        }
        machine.processor.execute(machine.processor.returnRegister(), machine.memory, machine.processor.decode(temp));
        if (temp[0] == 'C' && temp.substr(1,3) == "000")
            break;
    }
    machine.outputMemory(machine.memory);
    machine.outputRegisters(machine.processor.returnRegister());
    cout << "===========================" << endl
         << "screen : " << endl;
    for (int i = 0; i < screen.size(); i++)
      cout << screen[i] << ' ';

    return 0;
}