def main():
inputfile = open(sys.argv[1], 'r').read()
symTab, tac = parse(inputfile)
#print symTab.table
tac.addlineNumbers()
print("\n#Displaying 3AC\n")
tac.display_code()
modify3ACforCodegen(symTab, tac, tac.code)
# FB = divideToFunctions(tac.code)
regAlloc = varAllocateRegister(symTab, tac)
tac.mapOffset() # Map the offsets
codeGen = CodeGenerator(symTab, tac, regAlloc)
codeGen.setup_all()
codeGen.display_code()
def main():
file = sys.argv[1]
content = reader(file)
#print (content)
# Construct the Symbol Table ?
SymTab = SymTable()
ac3 = ThreeAddrCode(SymTab)
ac3.addTo3AC(content)
FB = divideToFunctions(ac3.code)
#print (FB)
regAlloc = varAllocateRegister(SymTab, ac3)
# Codegen object
codeGen = CodeGenerator(SymTab, ac3, regAlloc, FB)
codeGen.setup_all()
codeGen.display_code()