3 ms·

> any interpreted languages that have seriously implemented fat pointers Have a look at PicoLisp. It has less than a handful of data types but i uses "Tag Bit

> any interpreted languages that have seriously implemented fat pointers Have a look at PicoLisp. It has less than a handful of data types but i uses "Tag Bits". Julia is not really interpreted but it uses pointer tags for union types to save on boxing?

cma 5y ago
Micropython uses pointer tags for small ints, maybe other things?
- rurban 5y ago
  everybody in performant interpreters uses tagged pointers. micropython got it from lua, which got it from lisps