C++ compile time (again)
Diego Novillo
dnovillo@redhat.com
Tue Jun 17 15:58:00 GMT 2003
On Tue, 2003-06-17 at 09:53, Wolfgang Bangerth wrote:
> > > gcc2.95.4: 6m4s
> > > gcc3.4: 9m24s
> > > gcc3.5: 11m17s
> >
> > You haven't used optimization? If not, then timings are not including
> > the SSA transformations.
>
> I thought the same, but then what's going on? No SSA used and still roughly
> 20% slower?
>
Gimplification tends to create lots more RTL for the back end to go
through. We need to address that.
Diego.
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