[prev in list] [next in list] [prev in thread] [next in thread] 

List:       kde-devel
Subject:    Re: Faster startups by fixing C++ object files before linking ( 30-50% faster startups )
From:       Waldo Bastian <bastian () kde ! org>
Date:       2001-07-26 22:24:52
[Download RAW message or body]

On Thursday 26 July 2001 03:01 pm, Leon Bottou wrote:
> Reading Waldo Bastian's text on C++ shared libraires gave me some ideas.
> Eventually I spent a few nights trying them.
>
> The proposed scheme modifies the object files before linking
> in a way that reduces the number of expensive relocations.
> Startup times are reduced by 30 to 50%.

Oh, that's very cool and it works remarkable easy as well. I assume that this 
will cause some overhead at the time a virtual function call is made?

It might be interesting to see if the e.g. the rendering speed of libkhtml is 
negatively affected by this.

Cheers,
Waldo
-- 
Andrei Sakharov, Exiled 1980-1986, USSR, http://www.aip.org/history/sakharov/
Dmitry Sklyarov, Detained 2001-????, USA, http://www.elcomsoft.com/
 
>> Visit http://master.kde.org/mailman/listinfo/kde-devel#unsub to unsubscribe <<

[prev in list] [next in list] [prev in thread] [next in thread]