Messages in this thread | | | From | Jakub Jelinek <> | Subject | Re: New Solaris 7 features | Date | Tue, 10 Nov 1998 15:39:24 +0100 (MET) |
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> > Alan Cox wrote: > > > > > - Arithmetic computations get to use 64-bit registers and operations > > > > Except on the half of the ultrasparcs, where 64bit stuff is > > mostly disabled because of CPU bugs ;) (See Bugtraq) > > > > Maybe it's beyond the scope of this mailing list, but: > > How can I check whether an Ultra workstation running SunOS 5.7 > uses 64bit features instead of workarounds based on the old > 32bit functionality? I would like to get an algorithm to > identify these broken CPUs.
Its easy. If you have UltraSPARC I, you loose with Solaris (Linux will have a workaround), if you have II or IIi, you can run 64bit apps just fine.
Cheers, Jakub ___________________________________________________________________ Jakub Jelinek | jj@sunsite.mff.cuni.cz | http://sunsite.mff.cuni.cz Administrator of SunSITE Czech Republic, MFF, Charles University ___________________________________________________________________ Ultralinux - first 64bit OS to take full power of the UltraSparc Linux version 2.1.127 on a sparc64 machine (498.80 BogoMips). ___________________________________________________________________
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