[geeks] DaveM: Crays up?

Joshua D Boyd jdboyd at cs.millersville.edu
Sun Nov 24 00:20:53 CST 2002


On Sun, Nov 24, 2002 at 12:38:25AM -0500, Dave McGuire wrote:

> >  I was just reading about a
> >library called Blitz.  It's a C++ library, which along with the normal
> >compilers like KAI, intel, gcc, etc, it also supports Cray's 3.0.0.0 
> >C++
> >compiler, and claims to deliver fortran like speeds for vector math.  
> >It
> >would be interesting to know if they are telling the truth.
> 
>   So...umm...why not just use FORTRAN?

Don't know fortran.  Find little reason to use fortran for modern
development except for the possibility that on some platforms the
fortran compiler is better optimized that the C compiler.
 
> >Also, have you ever looking into how well the J90s deal with small
> >matrices (meaning 4x4 and 4x1) compared to newish Suns?  I use matrices
> >a lot, but mostly in those sizes.  I just can't seem to come up with
> >good ways to make use of larger ones for what I do.
> 
>   Nope, I haven't...but perhaps you'd like to investigate that when I 
> get the machines back up.

Wouldn't mind that.


-- 
Joshua D. Boyd



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