gcc-4.5-RH in F14

Rudolf Kastl che666 at gmail.com
Sun Jul 11 16:48:01 UTC 2010


2010/7/11 drago01 <drago01 at gmail.com>:
> On Sun, Jul 11, 2010 at 6:39 PM, Rudolf Kastl <che666 at gmail.com> wrote:
>> 2010/7/10 drago01 <drago01 at gmail.com>:
>>> On Sat, Jul 10, 2010 at 12:35 PM, Roberto Ragusa <mail at robertoragusa.it> wrote:
>>>> Al Dunsmuir wrote:
>>>>
>>>>> I  would suggest doing PGO for the following:
>>>>>
>>>>> - Compression-type  utilities  (gz,  zip,  unzip,  7zip,  etc),
>>>>>   especially those libraries used by RPM to generate/process deltas.
>>>>
>>>> and encryption stuff: openssl, openssh, md5sum, sha1sum, ...
>>>>
>>>> and data intensive stuff: rsync, gcc, grep, ...
>>>>
>>>>> - Helper routines used by yum to extract dependencies
>>>>>
>>>>> - X-Windows  server and libraries used for 2D and 3D display such as
>>>>>   opengl, compiz, etc.
>>>>
>>>> and ghostscript, poppler, ...
>>>>
>>>>
>>>> Everyone will easily suggest Firefox and OpenOffice.org.
>>>
>>> Not sure about firefox but atleast xulrunner and thus spidermonkey
>>> should help any app that uses them.
>>
>> what about games like openarena tremulous etc? ;)
>
> Not easy to do in an automated build; besides I doubt it will gain
> much as the performance largely depends on the graphics driver and
> performance critical parts use hand optimized assembler anyway.

the later argument isnt true for all 3d engines/scenegraphs though.
also it probably largely depends on the application i guess, depending
on how many cpu cycles you spend outside of the rendering (e.g. with
simulations like flightgear e.g.)

kind regards,
Rudolf Kastl

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