int main(int argc, char **argv)
{
// default values
unsigned int numBits = 0;
string outFilename = "";
Circuit c;
// parsing inputs
if (argc < 2)
{
usage(argv[0]);
}
if (argv[1] == string("-h") || argv[1] == string("-help"))
{
usage(argv[0]);
}
for (int i = 1; i < argc; ++i)
{
if (argv[1] == string("-h") || argv[1] == string("-help"))
{
usage(argv[0]);
}
else if (argv[i] == string("-add"))
{
if (i+2 < argc)
{
numBits = static_cast<unsigned>(atoi(argv[++i]));
outFilename = argv[++i];
if (!c.createADDModule("a", "b", "cin", "s", "cout", numBits))
{
cout << "Adder module successfully created." << endl;
// your code here
c.setName("pyongjoo_adder");
c.setPIs("a", 0, numBits);
c.setPIs("b", 0, numBits);
c.setPI("cin");
c.setPOs("s", 0, numBits);
c.setPO("cout");
c.writeBLIF(outFilename);
}
else cout << "Problem creating adder module." << endl;
}
else
{
cout << "option -add requires two arguments" << endl;
usage(argv[0]);
}
}
else if (argv[i] == string("-sub"))
{
if (i+2 < argc)
{
numBits = static_cast<unsigned>(atoi(argv[++i]));
outFilename = argv[++i];
if (!c.createSUBModule("a", "b", "s", numBits))
{
cout << "Subtractor module successfully created." << endl;
// your code here
c.setName("pyongjoo_subtractor");
c.setPIs("a", 0, numBits);
c.setPIs("b", 0, numBits);
c.setPOs("s", 0, numBits);
c.writeBLIF(outFilename);
}
else cout << "Problem creating substractor module." << endl;
}
else
{
cout << "option -sub requires two arguments" << endl;
usage(argv[0]);
}
}
else if (argv[i] == string("-shift"))
{
if (i+3 < argc)
{
numBits = static_cast<unsigned>(atoi(argv[++i]));
unsigned int numShift = static_cast<unsigned>(atoi(argv[++i]));
outFilename = argv[++i];
if (!c.createSHIFTModule("orig", "out", numBits, numShift))
{
cout << "Shifter module successfully created." << endl;
c.setName("shifter");
c.setPIs("orig", 0, numBits);
c.setPOs("out", 0, numBits+numShift);
// c.print(); // optional
c.writeBLIF(outFilename);
}
else cout << "Problem creating shifter module." << endl;
}
else
{
cout << "option -shift requires three arguments" << endl;
usage(argv[0]);
}
}
else if (argv[i] == string("-absmin5x3y"))
{
if (i+1 < argc)
{
outFilename = argv[++i];
if (!c.createABSMIN5X3YModule("x", "y", "z"))
{
cout << "abs(min(5x, 3y)) module successfully created." << endl;
// your code here
c.setName("pyongjoo_absmin5x3y");
c.setPIs("x", 0, 16);
c.setPIs("y", 0, 16);
c.setPOs("z", 0, 19);
c.writeBLIF(outFilename);
}
else cout << "Problem creating abs(min(5x, 3y)) module." << endl;
}
else
{
cout << "option -absmin5x3y requires one argument" << endl;
usage(argv[0]);
}
}
else
{
cout << "unrecognized command" << argv[i] << endl;
usage(argv[0]);
}
}
return 0;
}
