Re: Fixed point multiplication on 386

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From: Frank Klemm
Date: Tue, 27 Oct 1992 13:15

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|> If you are in a multi-tasking
|> system, the kernel may not save and restore the high 16-bits of
|> the registers.  In this case you should disable interrupts during
|> the multiplication.)

There are existing OS crashing the CPU registers??? This is not an OS
but a disease. Do you know such OS. On MSDOS I haven't any problems with
32 bit code.


Frank

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Message-ID: <1992Oct27.131559.14019@rz.uni-jena.de>

Path: arc1-ca.pugleaf.net!sparky!uunet!usc!sdd.hp.com!wupost!darwin.sura.net!Sirius.dfn.de!hpux.rz.uni-jena.de!pfk

References: <rwallace.719261884@unix1.tcd.ie> <5645@ssc-bee.ssc-vax.boeing.com> <1992Oct23.134617.21827@sei.cmu.edu>

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Newsgroups: comp.sys.intel
Path: arc1-ca.pugleaf.net!sparky!uunet!usc!sdd.hp.com!wupost!darwin.sura.net!Sirius.dfn.de!hpux.rz.uni-jena.de!pfk
From: pfk@rz.uni-jena.de (Frank Klemm)
Subject: Re: Fixed point multiplication on 386
Message-ID: <1992Oct27.131559.14019@rz.uni-jena.de>
Sender: pfk@rz.uni-jena.de (Frank Klemm)
Reply-To: pfk@rz.uni-jena.de (Frank Klemm)
Organization: Friedrich-Schiller-University Jena, Germany
References: <rwallace.719261884@unix1.tcd.ie> <5645@ssc-bee.ssc-vax.boeing.com> <1992Oct23.134617.21827@sei.cmu.edu>
Date: Tue, 27 Oct 1992 13:15:59 GMT
Lines: 26

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