it does love you. because you are its feeder, its pavlovian brain associates you as family and friend. dogs take about a month to eat your corpse. cats take a few days. that's only because cats are natural scavengers. in both cases it is almost entirely because of starvation combined with captivity. they aren't simulating anything, not because they wouldn't, but because they're not smart enough to manipulate you. pigs however...
United States