------- Additional Comments From law at redhat dot com 2004-12-08 20:02 -------
Subject: Re: DSE is not doing its job for
global variables
On Wed, 2004-12-08 at 18:03 +0000, pinskia at gcc dot gnu dot org wrote:
> ------- Additional Comments From pinskia at gcc dot gnu dot org 2004-12-08
> 18:03 -------
> Yes I know it is regression only time which is why I filed it and marked it
> as an
> enhancement
OK.
> but I should note that I found this while looking into a benchmark.
Were you looking at the final output, or just the output from the SSA
optimizers? As I mentioned, we have a DSE that works on the RTL level
which ought to have a reasonable chance of catching this.
If you get a chance to play with the patch and benchmark it, that would
be great.
Jeff
ps. What benchmark?
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18880
