Subject: Re: HyperSPARC woes...
To: Jon Buller <jonb@metronet.com>
From: Jason Thorpe <thorpej@nas.nasa.gov>
List: port-sparc
Date: 10/18/1996 18:01:49
On Fri, 18 Oct 1996 10:07:48 -0500
Jon Buller <jonb@metronet.com> wrote:
> That sounds real slow, does EVERY SPARC kernel do that on ALL traps?
> It sounds like a config option that would inline the code for MY machine
> and eliminate the code for all others would be significantly faster.
> (All this from someone who has not looked at the code, but did get
> an ELC a few months ago and is currently running said code.)
>
> option I_HAVE_AN_ELC_WITH_A_XXX_PROCESSOR_YYY_CACHE_ZZZ_ESPCHIP...
Actually, that's what happens if you have all of:
options SUN4
options SUN4C
options SUN4M
If you eliminate cpu types that you don't have, the code doesn't have
to do all of the comparisons...
Jason R. Thorpe thorpej@nas.nasa.gov
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