[x264-devel] Re: rodata section misalignment doesn't appear on x264

[Gianluigi Tiesi]

On Sun, Apr 01, 2007 at 01:41:10PM +0900, jojelino wrote:
> 
> ----- Original Message ----- 
> From: "Gianluigi Tiesi" <mplayer at netfarm.it>
> Newsgroups: gmane.comp.video.x264.devel
> To: <x264-devel at videolan.org>
> Sent: Saturday, March 31, 2007 10:19 AM
> Subject: Possible misaligment of sse code on mingw
> 
> 
> > I've got some problems that are only reproducible using
> > mencoder on a sse capable system, I've posted to mplayer ml
> > and a guy pointed me to the file that causes the problem.
> > 
> > Refer to
> > http://lists.mplayerhq.hu/pipermail/mplayer-dev-eng/2007-March/050685.html
> > for more info, it's very weird by mencoder builds
> > cannot encode with x264 on sse capable systems :(
> > 
> > Regards
> > 
> > -- 
> > Gianluigi Tiesi <sherpya at netfarm.it>
> > EDP Project Leader
> > Netfarm S.r.l. - http://www.netfarm.it/
> > Free Software: http://oss.netfarm.it/
> >
> 
> ok. 
> padding 4 byte was just a trick. 
> after i removed the xvidcore library,  i got misaligned 'pw_1' again.
> 
> i think some code that uses RODATA section in other library
> have a problem (eg. cpuid.asm in xvidcore)
> 
> so i revived original i386/pixel-sse2.asm
> and compile it again, link mencoder without xvidcore.
> and it worked.

It's not a good news :(

-- 
Gianluigi Tiesi <sherpya at netfarm.it>
EDP Project Leader
Netfarm S.r.l. - http://www.netfarm.it/
Free Software: http://oss.netfarm.it/

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