Mailinglist Archive: opensuse (5130 mails)

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Re: [SLE] Totally OT: 64/32,... -- memory models are _everything_ to programs
  • From: "Bryan J. Smith" <b.j.smith@xxxxxxxx>
  • Date: Mon, 15 May 2006 22:15:18 -0400
  • Message-id: <1147745718.3596.26.camel@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
On Mon, 2006-05-15 at 16:46 -0400, Jerry Feldman wrote:
> The beauty (and bane) of the x86-64 architectures is that it enables us to
> effectively transition from 32-bit to 64-bit architecture. The bane is that
> some [lazy] developers don't want to make their code 64-bit clean.
> Additionally, 32-bit code running on a 64-bit OS on this architecture may
> run faster than if it were native. One thing we ran into on Alpha/NT is
> that we had a mode that allowed X86 code to run under emulation/translation
> so we had a good application base. The downside was that vendors didn't
> want to port their code to native Alpha so that we really never got a lot
> of good native Alpha applications.

Digital binary translation was _different_. It allowed non-native
bytecode to run under the _same_ OS, libraries and memory model.

Totally different and unrelated issue.


--
Bryan J. Smith Professional, technical annoyance
mailto:b.j.smith@xxxxxxxx http://thebs413.blogspot.com
-----------------------------------------------------------
Americans don't get upset because citizens in some foreign
nations can burn the American flag -- Americans get upset
because citizens in those same nations can't burn their own



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