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From: lotto@talcott.UUCP (Jerry Lotto)
Newsgroups: net.arch,net.lang.c,net.micro,net.micro.pc,net.micro.68k
Subject: Re: Re: Need 286 "C" benchmark
Message-ID: <445@talcott.UUCP>
Date: Wed, 22-May-85 12:41:53 EDT
Article-I.D.: talcott.445
Posted: Wed May 22 12:41:53 1985
Date-Received: Fri, 24-May-85 03:35:47 EDT
References: <426@oakhill.UUCP> <8745@microsoft.UUCP>
Organization: Sociology Dept., Harvard Univ.
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Xref: watmath net.arch:1240 net.lang.c:5272 net.micro:10468 net.micro.pc:4023 net.micro.68k:794

> I just love the contact sport of "combative benchmarking".  I note how
> the source code for the Hofstader (sp?) benchmark just accidentally
> happens to declare its register variables from the least-used to the
> most used, the opposite of normal C convention.  And by coincidence,
> there are three of those little hummers... and we're comparing a
> 68K with >3 regvars against a 286 with only 2!...
> 
> gordon letwin
> microsoft
>
	I agree... note the SIZE of the hardware registers we are using.
This would not be a problem, but most micro C compiler produced code will
try to cram the decimal number 250500+ into those 16 bit ints. And then
to do a calloc of this many words...
-- 
____________

Gerald Lotto - Harvard Chemistry Dept.

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