import sys
import struct

from decode import decode_instruction, decode_variables

def print_instruction(ins, variables):
    print(ins.instruction, ins.operands, variables)

def next_instruction(ins):
    pass

def main():
    with open(sys.argv[1], 'rb') as f:
        buf = f.read()
    mem = memoryview(buf)

    for i in range(len(buf) // 2):
        b = mem[(i+0)*2:(i+1)*2]
        n, = struct.unpack(">H", b)
        ins = decode_instruction(n)
        if ins is None:
            print("<unknown instruction>", hex(n))
        else:
            variables = decode_variables(n, ins)
            print_instruction(ins, variables)

if __name__ == '__main__':
    main()