┌──┬──┬──┬──┬──┬──┬──┬──┐ │OF│DF│IF│SF│ZF│AF│PF│CF│ ├──┼──┼──┼──┼──┼──┼──┼──┤ │* │ │ │? │? │? │? │* │ └──┴──┴──┴──┴──┴──┴──┴──┘
The OF and CF flags are cleared if the upper half of the result is 0; otherwise they are set; the SF, ZF, AF, and PF flags are undefined.