Path: utzoo!attcan!uunet!mcsun!ukc!edcastle!aiai!richard
From: richard@aiai.ed.ac.uk (Richard Tobin)
Newsgroups: comp.arch
Subject: Re: Is handling off-alignment important?
Message-ID: <3087@skye.ed.ac.uk>
Date: 27 Jul 90 14:28:22 GMT
References: <104037@convex.convex.com> <8840016@hpfcso.HP.COM> <2370@crdos1.crd.ge.COM> <1990Jul25.223437.15301@mozart.amd.com> <10018@pt.cs.cmu.edu>
Reply-To: richard@aiai.UUCP (Richard Tobin)
Organization: AIAI, University of Edinburgh, Scotland
Lines: 16

In article <10018@pt.cs.cmu.edu> lindsay@MATHOM.GANDALF.CS.CMU.EDU (Donald Lindsay) writes:

>No one has mentioned the solution used by the MIPS R3000.  

>Quite simply, they have two "partial load" instructions: between them
>they constitute an unaligned load.

I hate to sound like Herman Rubin, but it would be nice if they provided
a way to access these instructions from C.  "#pragma misaligned" perhaps.

-- Richard

-- 
Richard Tobin,                       JANET: R.Tobin@uk.ac.ed             
AI Applications Institute,           ARPA:  R.Tobin%uk.ac.ed@nsfnet-relay.ac.uk
Edinburgh University.                UUCP:  ...!ukc!ed.ac.uk!R.Tobin