[Beowulf] Virginia Tech upgrade
raysonlogin at yahoo.com
Thu Jan 29 18:59:37 EST 2004
IBM did not release its compilers for the G4, so I believe he used gcc
to compiler his code.
May be it's due to the little vs big-endian issue??
--- Greg Lindahl <lindahl at pathscale.com> wrote:
> The G5 in particular has the usual IBM feature that some float
> computations are done as double, with the answer only being truncated
> when variables are stored to memory. The IBM compiler has a switch
> that rounds things more normally. If this feature allows your code to
> run, then your code is probably the most guilty party.
> -- greg
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