*BSD News Article 8681


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Xref: sserve comp.unix.bsd:8737 comp.unix.solaris:711
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From: guy@Auspex.COM (Guy Harris)
Newsgroups: comp.unix.bsd,comp.unix.solaris
Subject: Re: Solaris 1.1 vs. Solaris 2.0 (BSD vs AT&T)
Message-ID: <15781@auspex-gw.auspex.com>
Date: 5 Dec 92 19:45:52 GMT
References: <22947@venera.isi.edu> <id.FOCV.Q52@ferranti.com> <1992Dec1.184115.8699@fcom.cc.utah.edu>
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>This has very little to do with anything.  Even Intel is well aware of the
>limitations of the 80x86 architecture.  This is why the 80586 (renamed
>"pentium") is mostly a RISC chip with a backward compatability mode.

Although, from everything I've seen, the "backward compatibility mode"
is the only mode that actually executes instructions - i.e., I've seen
*no* evidence that there's some "RISC mode" of Pentium with a new
instruction set architecture.