Re: Byte article - 64 bit Unix

Jim Nance (jlnance@avanticorp.com)
Sat, 26 Oct 1996 20:08:22 -0400 (EDT)

> I think we need to distinguish a few things about 64 bit OS's...
>
> Does the user address space have 64 bit addressability?

Yes

> Do file offsets have 64 bit addressability?

Yes

> Does the CPU do 64 bit arithmetic?

Yes

> Do memory move and copy routines use 64 bit at a time?

Yes, assuming I understand this question.

>
> The first two directly enable a leap to larger applications, but
> the latter two just provide some increment in performance.