*BSD News Article 88741


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From: davidsen@tmr.com (bill davidsen)
Newsgroups: comp.os.linux.networking,comp.unix.bsd.bsdi.misc,comp.unix.bsd.misc,comp.sys.sun.misc
Subject: Re: Sparc vs. x86 speed (was Re: Linux vs BSD)
Date: 5 Feb 1997 20:45:07 GMT
Organization: TMR Associates, Schenectady NY
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Message-ID: <5dargj$1f7g@usenet1y.prodigy.net>
References: <32DFFEAB.7704@usa.net> <5c155c$p6u@raven.eva.net> <x73evo0yn0.fsf@dumbcat.codewright.com> <5cnk2s$krd$2@bigboote.WPI.EDU>
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Xref: euryale.cc.adfa.oz.au comp.os.linux.networking:67776 comp.unix.bsd.bsdi.misc:5955 comp.unix.bsd.misc:2409 comp.sys.sun.misc:28242

In article <5cnk2s$krd$2@bigboote.WPI.EDU>,
Paul English <tallpaul@palantir.res.wpi.edu> wrote:

| Nope. The GNU compiler is much more developed on some systems. For instance,
| on intel x86 it is fairly developed... _but_ if you were to look into 
| the Pentium GNU compiler (currently being developed), you would find that 
| on Pentium & Pentium Pro machines it would compile up to 30% _faster_. 
| I would strongly suspect the the GNU compiler is at different stages of
| development on intel vs sparc systems, and know it is quite a bit behind
| on Alpha systems. 

Actually, I have never seen more than 8% faster on a real program,
and a lot less than that on the PPro, because the internal silicon
compiler does a better job than the Pentium.

I would expect the SPARC compiler to be very advanced, because it's
easier to generate good code for SPARC. Take this to comp.arch for a
better discussion.
--
	-bill davidsen (davidsen@tmr.com)
"As a software development model, Anarchy does not scale well."
		-Dave Welch