[PATCH][3/3] ColdFire V2 pipeline description and scheduler hooks

Maxim Kuvyrkov maxim@codesourcery.com
Tue Sep 4 07:54:00 GMT 2007


Maxim Kuvyrkov wrote:
> Hello Andreas,
> Hello Jeff,
> 
> This patch adds pipeline model (and hence enables scheduling) for 
> ColdFire V2 core.
> 
> With scheduling enabled, benchmarks show up to 10% performance gain or 
> loss.  With only second scheduler turned on, results fluctuate near 0%. 
>  At this point I think to enable both passes by default, but I'm not 
> sure...  What do you think?
> 
> This patch was tested on m68k-elf with ColdFire V2 and V4 cores.
> 
> Ok for trunk?

As Roman Zippel pointed out, I forgot to include pipeline description 
into the diff.  Here is an updated patch.


Thanks,

Maxim
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