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Mail Archives: djgpp/1999/08/18/09:30:30

From: "Johan Venter" <jventer AT writeme DOT com>
Newsgroups: comp.os.msdos.djgpp
References: <7oqfvr$qpu$1 AT reader1 DOT wxs DOT nl> <Pine DOT SUN DOT 3 DOT 91 DOT 990812105820 DOT 9373R-100000 AT is> <19990815170554 DOT A17468 AT tabor DOT ta DOT jcu DOT cz> <0E16861EE7BCD111BE9400805FE6841F0AF6D76B AT c1s5x001 DOT cor DOT srvfarm DOT origin-it DOT com>
Subject: Re: New gcc 2.95
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Message-ID: <vCuu3.1501$ei1.2501@newsfeeds.bigpond.com>
Date: Wed, 18 Aug 1999 11:31:24 +1000
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To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp
Reply-To: djgpp AT delorie DOT com

Bas Hamstra <bas DOT hamstraNOSPAM AT wxs DOT nl> wrote in message
news:0E16861EE7BCD111BE9400805FE6841F0AF6D76B AT c1s5x001 DOT cor DOT srvfarm DOT origin-it
.com...
> I think you are right about the bad luck. I found this:
>
> gcc 2.81 gcc 2.95 CBuilder 4.0
>
> - old version of chess program 123a 112a 132a
> - new version of chess program - 550b 500b
>
> a = Positions searched per Second (x1000)
> b = Times a sec that all legal moves in a pos are generated (x1000)
>
> The new version of the program uses a lot of 64 bit integers.
>
> The strange thing is for program a) gcc 2.95 is slowest, while for b)
> it is fastest. Borland other way round.
>
> So it could very well be that gcc 2.95 is overall faster than 2.81.
>
> optimation options used:
> -o6 -fomit_frame_pointer

I suppose that was a typo. It should be -O6 (capital O)

--
Johan Venter
ICQ 3643877
surf.to/djgppig


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