On Thu, Nov 24, 2011 at 16:26, Matthew Knepley <knepley@gmail.com> wrote:

This is one great reason that vectorization works and pthreads is crap. I am not totally sold on the thread block system, but
it looks like genius compared to pthreads. I would start there.

Suppose you had a higher level way to describe data movement (across shared and distributed memory) between invocation of CUDA/OpenCL kernels. How far would that get you?