now supports 5stage output

    'slti': 'arth',

    'slt': 'arth',

    'snez': 'arth',

    '-': 'nop', # nop and such

}

def profile(f, itypes = type_lut):

    results = {k:0 for k in set(itypes.values())}

    i = 0

    with open(f, 'r') as of:

        i += 1

        for line in of:

            if line.startswith('Cyc'):

                #someone change this to a regex.

                instruction = line[124:-1] #strip newline

                op = instruction.split(" ")[0]

                if 'PC=' in line:

                    instruction = line[124:].strip()

                elif 'ExeInst' in line:

                    instruction = line[113:].strip()

                else:

                    raise("Unsuppoted out file.")

                op = instruction.split()[0]

                if op not in itypes:

                    print("Insturction on line {}: {}, is not supported.".format(

                    print("Insturction on line {}: '{}', is not supported.".format(

                        i, op

                    ))

                    print(line.strip())

                    exit(-5)

                results[itypes[op]] += 1

    return results