This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: GC special object sizes
- From: Geoff Keating <geoffk at geoffk dot org>
- To: Steven Bosscher <s dot bosscher at student dot tudelft dot nl>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: 30 Apr 2003 12:20:15 -0700
- Subject: Re: GC special object sizes
- References: <1051633938.7385.68.camel@steven><jm7k9d6tq9.fsf@desire.geoffk.org> <1051641364.7385.80.camel@steven><1051717586.731.160.camel@steven>
Steven Bosscher <s.bosscher@student.tudelft.nl> writes:
> Op di 29-04-2003, om 20:36 schreef Steven Bosscher:
> > Op di 29-04-2003, om 20:31 schreef Geoff Keating:
> > > That's a good question. A good thing to do next would be to try
> > > adding such a page (for trees with two operands) and see whether it
> > > helps or hurts performance.
>
> With the attached patch I get just over 1% better with checking
> enabled. You think that's worth it?
>
> Bootstrapped and regtested on i586-pc-linux-gnu. Timed by compiling g95
> (~75000 lines) three times at -O3 with and without the patch. Goes from
> 89.5s avarage to 88.2s. OK?
Yes, that's OK.
--
- Geoffrey Keating <geoffk@geoffk.org>