[Info-vax] Kermit on Itanium VMS

Arne Vajhøj arne at vajhoej.dk
Wed Dec 30 14:51:57 EST 2009


On 29-12-2009 17:11, Ken Fairfield wrote:
> On Dec 29, 1:05 pm, Michael Kraemer<M.Krae... at gsi.de>  wrote:
>> glen herrmannsfeldt schrieb:
>>
>>> In comp.os.vms Frank da Cruz<f... at panix.com>  wrote:
>>> (snip)
>>
>>>> VMS is one of the few surviving OS's that pays serious attention to the
>>>> now deprecated if not forgoteen concepts of stability and backwards
>>>> compatibility from one release to another, so any VMS / IA64 binary that
>>>> you find in the archive:
>>
>>> As I understand it, z/OS will still run OS/360 load modules, such
>>> as the PL/I compiler written and assembled over 40 years ago.
>>> I don't believe the VMS currently can run any binaries over 40
>>> years old.
>>
>> I wonder if it can run binaries 20 years young.
>> Or would a VAX binary of 1989 run on current Itanic hardware,
>> out-of-the-box?
>
> Assuming that's a serious question (is it? really?), the answer is
> a simple "no".  VAX binaries are different from Alpha binaries are
> different from IA64 binaries (because the underlying architecture
> off the three are so different from each other).  Period, end of
> story.
>
> Many (most?) VAX binaries could be translated to Alpha binaries
> using a utility called VEST.  Many (most?) Alpha binaries can
> similarly be translated to IA64 binaries using the analogous
> Itanium translator (whose name escapes me).
>
> I don't believe there was ever an Alpha to VAX "back" translator,
> nor is there one for IA64 to Alpha (or VAX).

AEST

http://h71000.www7.hp.com/openvms/products/omsva/omsais.html

Arne



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