On 05/05/2012 05:06 PM, Comeau At9Fans wrote:
> On Sat, May 5, 2012 at 1:48 PM, Charles Forsyth wrote:
>
> if it's performance you're worried about, for programs that don't
> care about width, i'd expect 32 bits at least
> to match performance with 64 bits (if there's a measurable
> difference). for one thing, cache lines will contain
> more values, and several will be fetched at once when cache lines
> are filled.
>
> And for programs that do care about this, C99 provides things such as
> int_fast64_t (which IIRC 8c et al does not currently support).
<stdint.h> is just a bunch of typedef's, some of which have been
included, under different names (u{8,16,32,64}int), in <u.h>. Wouldn't
be hard to provide for APE if anyone wants it.
--Joel
