Optimization of conditional access to globals: thread-unsafe?

[Michael Matz]

Hi,

On Mon, 29 Oct 2007, Robert Dewar wrote:

> Well perhaps some emails got lost, but to be clear what I am looking for 
> is actual data on real live large scale applications that show this 
> optimization having a significant effect. I have not seen that. Yes, I 
> understand that individual small benchmarks might be affected, but I 
> never find that convincing.

456.hmmer is not a small benchmark, but a real world scientific 
application for protein sequence analysis using hidden markov models.  It 
just so happens that it also is a standardized benchmark in cpu2006.


Ciao,
Michael.