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From: Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
Reply-To: vda@port.imtp.ilyichevsk.odessa.ua
To: Con Kolivas <conman@kolivas.net>
Subject: Re: [BENCHMARK] Corrected gcc3.2 v gcc2.95.3 contest results
Date: Tue, 24 Sep 2002 12:19:49 -0200
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On 24 September 2002 07:26, Con Kolivas wrote:
> Quoting Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>:
> > On 24 September 2002 01:01, Andrew Morton wrote:
> > > (And if there's more than a 1% variation between same kernel, compiled
> > > with different compilers then the test is bust.  Kernel CPU time is
> > > dominated by cache misses and runtime is dominated by IO wait.
> > > Quality of code generation is of tiny significance)
> >
> > Well, not exactly. If it is true that Intel/MS compilers beat GCC
> > by 30% on code size, 30% smaller kernel ought to make some difference.
> >
> > However, that will become a GCC code quality benchmark then.
>
> Great well if someone has access to one of these compilers and can
> successfully compile me a kernel using my .config I'd love to benchmark it
> for them.

No, they can't compile kernel, it's too GCC-centric.
Worse, they're not open source.
--
vda
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