Re: Integer/Multiply/Divide on Sparc

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Article #21940

#21940

From: Bo Thide'
Date: Thu, 04 Jan 1990 17:02

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In article <4411@crdgw1.crd.ge.com> barnett@grymoire.crd.ge.com (Bruce Barnett) writes:
>I get:
>-------
>Sun4/110 (no -O)     0.37      0.69      0.62      5.90      1.11      1.07    
>Sun4/110 (-O4)       0.26      0.34      0.26      5.30      0.73      0.83    
>SS1 (no -O)          0.38      0.40      0.36      3.43      0.51      0.72    
>SS1 (-O4)            0.30      0.33      0.30      3.30      0.49      0.60    

I also get this now, but only if I use the inline library /usr/lib/libm.il.
Without it, integer multiplication takes 6 times longer!  Odd.


-Bo

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!clyde.concordia.ca!uunet!snorkelwacker!bloom-beacon!eru!luth!sunic!bmc!kuling!irf
From: irf@kuling.UUCP (Bo Thide')
Newsgroups: comp.arch
Subject: Re: Integer/Multiply/Divide on Sparc
Message-ID: <1315@kuling.UUCP>
Date: 4 Jan 90 17:02:17 GMT
References: <158@csinc.UUCP> <787@stat.fsu.edu> <42701@lll-winken.LLNL.GOV> <788@stat.fsu.edu> <42737@lll-winken.LLNL.GOV> <KHB.90Jan2121328@chiba.kbierman@sun.com> <5842@ncar.ucar.edu> <4411@crdgw1.crd.ge.com>
Reply-To: irf@kuling.UUCP (Bo Thide')
Organization: Dept. of Computer Systems, Uppsala University, Sweden
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