[Info-vax] VMS port to x86
Bob Koehler
koehler at eisner.nospam.encompasserve.org
Tue Mar 20 15:29:03 EDT 2012
In article <543564.889.1332262058086.JavaMail.geo-discussion-forums at vbgx21>, abrsvc <dansabrservices at yahoo.com> writes:
>
> As with previous ports, there are many things involved. Simply porting the=
> compilers won't be enough. The Macro compiler and the bliss compiler use =
> the GEM backend code generator. That too would need to be developed. Also=
> , tehre are "hardware assists" that are used to implement some of the VMS "=
> isms" that exist. For example, I don't think that the x86 has the concept =
> of 4 operating priv modes.
Jees, how many times have we been over this. 80386 and later all
have the 4 modes needed by VMS. There are no "hardware assists"
added to Itanium just to make VMS work.
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