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Article #10883Re: Any use for Branch if Even/Odd ?
From: peter da silva
Date: Sat, 12 Dec 1992 01:15
Date: Sat, 12 Dec 1992 01:15
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1281 bytes
In article <Bz2MMK.GIL@world.std.com> jhallen@world.std.com (Joseph H Allen) writes:
> In article <endecotp.723992157@cs.man.ac.uk> endecotp@cs.man.ac.uk (Phil Endecott) writes:
> >Can anyone think of a use for the branch if even and branch if odd
> >instructions on the Alpha? I'm completely baffled.
> That's so it can run 386 code. :-)
Close. As I recall, DEC is very fond of using even/odd for true/false values,
and the VMS interface definition has a lot of even/odd status returns, so it's
likely these instructions are to make it run VMS real good.
--
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Newsgroups: comp.arch Path: arc1-ca.pugleaf.net!sparky!uunet!zaphod.mps.ohio-state.edu!menudo.uh.edu!sugar!ficc!peter From: peter@ferranti.com (peter da silva) Subject: Re: Any use for Branch if Even/Odd ? Message-ID: <id.08RV.WYB@ferranti.com> Organization: Xenix Support, FICC References: <endecotp.723992157@cs.man.ac.uk> <Bz2MMK.GIL@world.std.com> Date: Sat, 12 Dec 1992 01:15:48 GMT Lines: 15