Parallel Programming

[Brad Roberts]

On Thu, 4 Oct 2007, Nathan Reed wrote:

> Pablo Ripolles wrote:
> > Hello,
> > 
> > as many of you have already read, there is an ongoing discussion about the
> > different paradigms/environments/approaches of parallel programming,
> > particularily aimed towards how to exploite the evenly more common
> > multi-core processors.
> > 
> > http://www.artima.com/weblogs/viewpost.jsp?thread=214627
> > http://blogs.intel.com/research/2007/10/parallel_programming_environme.html
> > 
> > I'd like to hear about D community point of view!  Is the std.thread our
> > solution? Is there anyone expecting or following another approach?
> > 
> > Thanks!
> 
> Is anyone interested into transactional memory (TM) in D?  TM has a lot of
> overhead with respect to locks when you have a single thread or few threads,
> but it becomes better than locking when you have more threads (depending on
> the problem, of course - for certain problems, locking will beat TM no matter
> how many threads there are).  And TM is far easier for mortals to program with
> than mutexes/locks/monitors/whatever.
> 
> There are software TM libraries available for C++ and Java, so I'm sure
> something similiar could be cooked up for D.  If this was part of the standard
> library (or, even better, a built-in part of the language...) then I think D
> could have a big advantage for people who write concurrent programs.
> 
> Thanks,
> Nathan Reed

The short answer.. yes, there's interest.  The more indepth answer:

   http://d.puremagic.com/conference2007/speakers.html#bartosz

Later,
Brad