[cpp-threads] A question about N2153

[Raul Silvera]

cpp-threads-bounces at decadentplace.org.uk wrote on 01/18/2007 10:46:36 AM:

> On Wed, Jan 17, 2007 at 09:00:02PM -0800, Chris Thomasson wrote:

> >                             Also, its weak enough to express just a
normal
> > #StoreStore inside the writers critical section that is guarded bythe
stack
> > objects associated mutex... I would kind of like it if C++ would copy
from
> > the SPARC model... Just my humble opinion of course...
>
> I must confess ignorance of your history, but if you like SPARC, you
> like SPARC.  The Linux kernel follows DEC Alpha, but adds smp_rmb(),
> smp_read_barrier_depends(), and so on.
>

N2153 is trying to propose a model that does not overtly favor any specific
niche CPU. We're looking for a trade-off between programmability and
performance across the whole spectrum of parallel architectures.

Of course, the right level of granularity is still very much under
discussion.

> > ;^)
>
>                      Thanx, Paul
>
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