On segunda-feira, 30 de julho de 2012 08.54.20, lars.kn...@nokia.com wrote:
> Hope they can agree at some point, so we can start using it. Until then it
> would be great if we could have it as a configure option (off by default).
That depends on what they agree on. If they agree on the GCC team's
On Jul 30, 2012, at 10:34 AM, ext Thiago Macieira
wrote:
> On domingo, 29 de julho de 2012 10.12.50, song.7@nokia.com wrote:
>>> After changed with _protected_ visibility, that kind of relocation is
>>> reduced, but I still don't know why more R_ARM_RELATIVE relocation
>>> introduced.
>> Ans
On domingo, 29 de julho de 2012 10.12.50, song.7@nokia.com wrote:
> > After changed with _protected_ visibility, that kind of relocation is
> > reduced, but I still don't know why more R_ARM_RELATIVE relocation
> > introduced.
> Answer my own question, that is because the loading address of the
song.7.liu=nokia@qt-project.org] On Behalf Of
ext Thiago Macieira
Sent: Sunday, July 29, 2012 9:10 PM
To: development@qt-project.org
Subject: Re: [Development] how to reduce the relocation <-- Use static qt
libraries
On domingo, 29 de julho de 2012 08.13.20, song.7@nokia.com wrote:
>
On domingo, 29 de julho de 2012 08.13.20, song.7@nokia.com wrote:
> - actually for loading time, the bottleneck is the R_ARM_ABS32 relocation,
> which is reduced around 97% now !
>
> Finally the overall loading time is reduced from ~10-20s to ~1s...
Wow! Any chance you can blog about this some
ent-bounces+song.7.liu=nokia@qt-project.org] On Behalf Of
Liu Song.7 (Nokia-MP/Beijing)
Sent: Sunday, July 29, 2012 6:02 PM
To: thiago.macie...@intel.com; development@qt-project.org
Subject: Re: [Development] how to reduce the relocation <-- Use static qt
libraries
Probably, I know that
ong.7.liu=nokia@qt-project.org] On Behalf Of
Liu Song.7 (Nokia-MP/Beijing)
Sent: Sunday, July 29, 2012 4:13 PM
To: thiago.macie...@intel.com; development@qt-project.org
Subject: Re: [Development] how to reduce the relocation <-- Use static qt
libraries
Hi,
I want to share some result a
lto:development-bounces+song.7.liu=nokia@qt-project.org] On Behalf Of
ext Thiago Macieira
Sent: Tuesday, July 24, 2012 10:29 PM
To: development@qt-project.org
Subject: Re: [Development] how to reduce the relocation <-- Use static qt
libraries
On terça-feira, 24 de julho de 2012 13.22.25
On terça-feira, 24 de julho de 2012 13.22.25, song.7@nokia.com wrote:
> Yes, the bottleneck of the loading now is the local relocations instead of
> inter-library's.
>
> So what we want to do will be reducing the number of local relocation.
>
> Based on my understanding, this local relocation s
nces+song.7.liu=nokia@qt-project.org
[mailto:development-bounces+song.7.liu=nokia@qt-project.org] On Behalf Of
ext Thiago Macieira
Sent: Tuesday, July 24, 2012 6:20 PM
To: development@qt-project.org
Subject: Re: [Development] how to reduce the relocation <-- Use static qt
libraries
On terça-
On terça-feira, 24 de julho de 2012 08.42.29, song.7@nokia.com wrote:
> Thanks, but can you detail more about the ELF pre-linking ?
/sbin/prelink
Indeed, I think prelinking is the only solution for your case. Given the
statistics I posted on another email, the merging of libraries will not he
On terça-feira, 24 de julho de 2012 06.40.15, song.7@nokia.com wrote:
> This paintEvent is implemented inside the analogclock.cpp, but "readelf -r
> analogclock" shows that:
>
> Relocation section '.rel.dyn' at offset 0x1b08 contains 72
> entries:
> Offset InfoTypeSym.Value
u Song.7 (Nokia-MP/Beijing)
Sent: Tuesday, July 24, 2012 2:40 PM
To: Storm-Olsen Marius (Nokia-MP/Austin); thiago.macie...@intel.com;
development@qt-project.org
Subject: Re: [Development] how to reduce the relocation <-- Use static qt
libraries
Hi,
Finally we can build out and load the libqt5.so
uesday, July 24, 2012 2:40 PM
To: Storm-Olsen Marius (Nokia-MP/Austin); thiago.macie...@intel.com;
development@qt-project.org
Subject: Re: [Development] how to reduce the relocation <-- Use static qt
libraries
Hi,
Finally we can build out and load the libqt5.so successfully, but the loading
iu=nokia@qt-project.org
[mailto:development-bounces+song.7.liu=nokia@qt-project.org] On Behalf Of
Liu Song.7 (Nokia-MP/Beijing)
Sent: Tuesday, July 24, 2012 2:40 PM
To: Storm-Olsen Marius (Nokia-MP/Austin); thiago.macie...@intel.com;
development@qt-project.org
Subject: Re: [Development] ho
Hi,
Finally we can build out and load the libqt5.so successfully, but the loading
is still very slow because too many symbols are to be relocated.
Even many of these relocated symbols are inside the libqt5.so, we suppose they
should be resolved during the link time instead of loading time.
And
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