18 Jun
2004
18 Jun
'04
3:21 a.m.
On fre, 2004-06-18 at 08:25, Tim Hockin wrote:
On Thu, Jun 17, 2004 at 08:22:29PM -0700, Joshua
Haberman wrote:
> One final thing: I'm not sure if this is a problem in practice, but
> most (if not all) processors do not guarantee that memory reads and
> writes are performed in order ...
Yes, this was discussed here a while back. For all practical platforms
that the developers cared about, 32 bit aligned access are atomic.
They are not guaranteed to STAY that way, but for now..
And the most likely outcome for a change in 32 bit atomic access will be
a kick upwards to 64 bits ...
mvh // Jens M Andreasen