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Article #20697

Re: Unaligned data and old FORTRAN

#20697
From: fatcity
Date: Fri, 07 Apr 1989 20:17
18 lines
1287 bytes
In article <13998@sequent.UUCP> jjb@sequent.UUCP (Jeff Berkowitz) writes:
>The now-defunct Culler machine was originally going to "just do the
>wrong thing" on unaligned accesses.  Fairly late in design, logic
>was added to trap on unaligned accesses.  As I recall, one of the
>arguments for adding that logic was that it was difficult
>(impossible?) to achieve F77 validation on a machine which "just
>did the wrong thing".  Can anyone comment on this?  Does the F77
>validation suite actually force oddly aligned access and expect
>them to work?  Is there a qualified F77 for the RT PC?
>-- 

There is no x3j3 equivalent of Ada validation. There are suites which
purport to validate a compiler, but they have no x3j3, ansi, or iso
standing. 


Keith H. Bierman
It's Not My Fault ---- I Voted for Bill & Opus
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!ames!oliveb!sun!fatcity!khb
References: <13998@sequent.UUCP>

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!ames!oliveb!sun!fatcity!khb
From: khb@fatcity.Sun.COM (fatcity)
Newsgroups: comp.arch
Subject: Re: Unaligned data and old FORTRAN
Keywords: RISC alignment FORTRAN validation suite
Message-ID: <98036@sun.Eng.Sun.COM>
Date: 7 Apr 89 20:17:10 GMT
References: <13998@sequent.UUCP>
Sender: news@sun.Eng.Sun.COM
Reply-To: khb@sun.UUCP (fatcity)
Organization: Sun Microsystems, Mountain View
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