Stephen Weeks
Thu, 23 Aug 2001 19:12:09 -0700

> Any notion of why the change from bool to Word8Array is so incredibly costly?
> I realize that sieve is a pretty idio-syncratic benchmark, but I would have
> thought that it wouldn't make that much of a difference.
> ...
> Ah, I get it: it must be that the factor of 8 in space caused us to be too
> big for some L1 cache, right?

Nope.  I have no idea.  Bool arrays in mlton use 32 bits per entry.