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

List:       gambas-user
Subject:    Re: [Gambas-user] Gambas is slower than Python??
From:       Benoit Minisini <gambas () users ! sourceforge ! net>
Date:       2009-01-19 0:38:08
Message-ID: 200901190138.08694.gambas () users ! sourceforge ! net
[Download RAW message or body]

On dimanche 18 janvier 2009, nando wrote:
> After reading all the comments about speed, optimization, etc,
> do not forget that an optimizing compiler will absolutely
> poduce faster execution time:
> Since this code reads no data, saves no data and doesn't print any
> calculated data, then why even perform GetSubstring when nobody
> cares about what the result is. An optimizing C compiler most likely
> would compile to only execute the
> t= Timer  and
> Print Timer - t
> shich produces lightning fast times.
> Why? Nobody will ever see the data computations performed inside the loop.
> I recently did see optimized code disassembled for a small C program and
> since nothing was printed nor saved, there was no code to run and the only
> execution was RETURN.
> Be careful testing code and making comparisons amongst languages because
> the tests do not perform and prove unless the test is relatively meaningful
> and results summed over a period of time testing.
> Don't forget there are many ways to program solving a problem and
> there are good and bad ways, easy and hard, fast and slow, efficient and
> not. Spending a whole wack of time to prove saving 2 seconds may or may not
> be futile and can or can not prove anything or nothing.
> I use Gambas 1.17 for a large real-time 200 user mulit-connected program.
> It performs well.
> My appreciation to Benoit.
> -Fernando
>

Don't worry, the Gambas compiler optimizes almost nothing (this is done by the 
interpreter), and so never removes code. :-)

-- 
Benoit Minisini

------------------------------------------------------------------------------
This SF.net email is sponsored by:
SourcForge Community
SourceForge wants to tell your story.
http://p.sf.net/sfu/sf-spreadtheword
_______________________________________________
Gambas-user mailing list
Gambas-user@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/gambas-user
[prev in list] [next in list] [prev in thread] [next in thread]