Subject: Need help measuring performance of bcopy implementations...
To: None <port-m68k@NetBSD.ORG>
From: J.T. Conklin <jtc@cygnus.com>
List: port-m68k
Date: 12/02/1996 13:39:40
For some time I have been toying with alternate bcopy impleemntations.

Over the weekend, I tuned two of my best efforts a bit more and ran
some performance measurements on my Sun 3's.  As the code that uses
duffs device is quite a bit larger than either the baseline or loop-
unrolled versions, I'd like to get a sense of 1) how it runs on other
m68k family cpus, and 2) how it runs in a real kernel/applications.

If I could get some volunteers to run the enclosed tests on '030s,
'040s, and '060s, I could get a sense of whether it is worth the
effort to to measure the effect(s) in a whole system.

The enclosed tar file contains a makefile which can be used to build
the test programs and generate the output.  Anyone who wants to 
participate, please package up the results and mail them to me.
Please note the machine and cpu type and the clock rate.

Thanks very much,

	--jtc

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