Path: chuka.playstation.co.uk!news
From: "Craig Graham" <c_graham@hinge.mistral.co.uk>
Newsgroups: scee.yaroze.programming.gnu_compiler
Subject: Re: to many code??
Date: 16 Jul 1998 12:37:24 GMT
Organization: PlayStation Net Yaroze (SCEE)
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References: <35a92869.9830882@news.playstation.co.uk> <35aaae67.31933708@news.playstation.co.uk> <35AC5E13.22A8@dial.pipex.com> <35acb06b.12526519@news.playstation.co.uk>
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Yannick Suter <asc@netlink.ch> wrote in article
<35acb06b.12526519@news.playstation.co.uk>...
> pseudoCode..
> 
> 1. version!
> 
> void blabla(void)
> {
> 	several calculations..
> 	switch-command..
> } // 55 fps
> 
> everyThing worked fine.. but I had to add some more code to it.. so:
> 
> void blabla(void)
> {
> 
> 	several calculations..
> 	
> 	switch-command..
> 	
> 	calcs.. and one more if-command
> } // 15fps!
> 

Sound's like an I-Cache thrash to me....if the function overflows the
I-Cache,
you get a burst re-load of the cache, it was probably running wholely in
cache
before you increased the size...

> Yan

Craig.