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Re: RFA: shrink minimal symbols
- From: Daniel Jacobowitz <drow at false dot org>
- To: Tom Tromey <tromey at redhat dot com>
- Cc: gdb-patches at sourceware dot org
- Date: Wed, 27 Aug 2008 16:57:45 -0400
- Subject: Re: RFA: shrink minimal symbols
- References: <m3ljyi449t.fsf@fleche.redhat.com>
On Wed, Aug 27, 2008 at 02:00:30PM -0600, Tom Tromey wrote:
> I consistently see memory reductions of 4-8%. Some figures:
>
> Program Before After %
>
> OO.o 73490432 70692864 3.8
> firefox 35336192 32542720 7.9
> libgcj 15466496 14970880 3.2
The OO.o/firefox numbers are with shared libraries loaded, I assume.
Do you have any performance comparison? I'm not too worried about
lookup performance - number of lookups is relatively low though with
full debug info I'd expect it to be linear to the number of minimal
symbols. But I am concerned about startup time.
--
Daniel Jacobowitz
CodeSourcery