Many men wish death upon 50 Cent, but Floyd Mayweather isn't one of them ... 'cause the rapper says they have officially squashed their longtime beef.
Remember, the two used to be really tight up until 2012 ... when Fiddy claimed TBE stiffed him out of $2 million used to kickstart his Money Team boxing promotion.
The feud went viral -- with Fif incessantly calling Mayweather out on social media, including a video challenging the boxing legend to read one page of a Harry Potter book on camera to prove he could read.