Path: utzoo!attcan!utgpu!jarvis.csri.toronto.edu!mailrus!wuarchive!gem.mps.ohio-state.edu!rpi!crdgw1!crdos1!davidsen
From: davidsen@crdos1.crd.ge.COM (Wm E Davidsen Jr)
Newsgroups: comp.arch
Subject: Re: integer alignment problems on RT
Summary: Available for Intel, too
Keywords: RT 6150 032 ROMP alignment
Message-ID: <788@crdos1.crd.ge.COM>
Date: 4 Oct 89 13:02:00 GMT
References: <162@eliza.edvvie.at> <754@crdos1.crd.ge.COM> <28697@winchester.mips.COM>
Reply-To: davidsen@crdos1.UUCP (bill davidsen)
Organization: GE Corp R&D Center
Lines: 15

In article <28697@winchester.mips.COM>, mash@mips.COM (John Mashey) writes:

|  them unaligned.  Some 68K C compilers packed structures so that
|  longs often showed up on non-long boundaries.

  A good point! The Microsoft C compilers allow selection of packing on
1, 2, or 4 byte level, with the default being whatever is best for the
native hardware. Letting the CPU access packed structures is a lot
faster than unpacking by code, although I have to keep the code for
other machines.
-- 
bill davidsen	(davidsen@crdos1.crd.GE.COM -or- uunet!crdgw1!crdos1!davidsen)
"The world is filled with fools. They blindly follow their so-called
'reason' in the face of the church and common sense. Any fool can see
that the world is flat!" - anon