Mips assembler in Cpp

File: mips_assembly.png (26KB, 708x211px) Image search: [Google]

26KB, 708x211px

I'm trying to make a program that converts Mips assembly code to its hexadecimal format

example:
Input: addi $s0, $s0, -16
Output: 2210fff0

This is what i have this far

cout<<"Select the type that you want to change to Machine code:"<<endl<<"1.R-type"<<endl<<"2.I-type"<<endl<<"3.J-type"<<endl<<endl;
    
    cin>>choice;
    
    system("CLS");
    
    switch (choice) {
        case 1:
            
            shamt=0;
            op_code=0;
            cout<<"Enter the fun code: "<<endl;
            cin>>fun;
            
         if(fun=="Add")
         cout<<"32"<<endl;
         
         else if (fun=="Sub")                
              cout<<"34"<<endl;
              
          else if (fun=="And")
         cout<<"36"<<endl;
         
         else if(fun=="Or")
         
         cout<<"37"<<endl;
         
         else if (fun=="Nor")
         cout<<"39"<<endl; 
    }

    cout<<"Enter the registers (r2 , r3 , r1):"<<endl;
         cin>>r2;
         
         if (r2=="$t0")
         
         cout<<"8"<<endl;
         
         else if (r2=="$t1")
         cout<<"9"<<endl;
        
                 else if (r2=="$t2")
         cout<<"10"<<endl;
                  else if (r2=="$t3")
         cout<<"11"<<endl;
                  else if (r2=="$t4")
         cout<<"12"<<endl;
                  else if (r2=="$t5")
         cout<<"13"<<endl;
                  else if (r2=="$t6")
         cout<<"14"<<endl;
                  else if (r2=="$t7")
         cout<<"15"<<endl;
                  
          //else if (r2=='$t1')
         //cout<<"9"<<endl;
         /*cout<<r2,r3,r1;
    
    
            break;
             case 2:
            cout<<"wait";
                break;
            
                
                case 3:        
                    break;
                
}*/
return 0;
}