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From: Holger Freyther <zecke@selfish.org>
To: openembedded-devel@lists.openembedded.org
Subject: Re: [RFC] Enable --hash-style=both for all recent gcc4 targets
Date: Wed, 15 Oct 2008 20:18:41 +0200	[thread overview]
Message-ID: <200810152018.41691.zecke@selfish.org> (raw)
In-Reply-To: <1224060881.30790.15.camel@mill.internal.reciva.com>

On Wednesday 15 October 2008 10:54:41 Phil Blundell wrote:
> On Wed, 2008-10-15 at 10:22 +0200, Holger Freyther wrote:
> > I would start linking everything with -Wl,--hash-style=both as this is
> > said to speed up the loading of shared libraries by about 50% (google is
> > your friend). This is an option for binutils and was introduced with
> > binutils 2.17. Now there are two ways to achieve this:
>
> If you are using a modern GNU runtime then I think it should be safe to
> just select --hash-style=gnu.  This will give you the speed improvement
> without the space penalty of two hashes.

Modern as in glibc 2.5? I think we could strip the .hash away. I'm waiting for 
my build to finish to get some numbers about the actual size difference. But 
I guess on (e)glibc 2.5 and above gnu would be good enough.


z.



  reply	other threads:[~2008-10-15 18:23 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-10-15  8:22 [RFC] Enable --hash-style=both for all recent gcc4 targets Holger Freyther
2008-10-15  8:51 ` Koen Kooi
2008-10-15 21:17   ` Holger Freyther
2008-10-16  7:05     ` Koen Kooi
2008-10-16 11:52       ` Marcin Juszkiewicz
2008-10-16 14:52         ` -Wl,as-needed, was; " Koen Kooi
2008-10-15  8:54 ` Phil Blundell
2008-10-15 18:18   ` Holger Freyther [this message]
2008-10-15 18:36     ` Phil Blundell
2008-10-15  9:04 ` Holger Freyther
2008-10-15  9:19   ` Koen Kooi
2008-10-15 16:39     ` Holger Freyther
2008-10-15 18:16     ` Holger Freyther
2008-10-15 18:24       ` Koen Kooi
2008-10-15 19:53         ` Holger Freyther
2008-10-15 19:58           ` Koen Kooi
2008-10-15 22:43             ` Holger Freyther
2008-10-15 23:01               ` Henning Heinold
2008-10-16  3:17               ` Tom Talpey
2008-10-16  7:46               ` Phil Blundell
2008-10-15 10:43 ` Leon Woestenberg
2008-10-15 11:08   ` Phil Blundell
2008-10-15 11:09   ` Koen Kooi
2008-10-15 11:31     ` Richard Purdie
2008-10-15 11:58       ` Phil Blundell
2008-10-16  7:13 ` Koen Kooi

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