Itanium gets supercomputing software

David Kågedal david at
Sat Apr 12 11:50:20 EDT 2003

Duraid Madina <duraid at> writes:

> I guess I was being a bit subtle.
> I'm well aware there are things you can do with a simulator that you
> can't do with hardware. Like test your code against what's supposed to
> happen, not what actually happens. ;)
> My point wasn't that software simulators are useless, but that
> software simulators _should_ be useless **4 years** (!!) after the
> public availability of hardware.

Why is that?  There are numerous reasons for using simulators to
develop software, especially low-level software (OS, drivers, firmware
etc.)  You get things like full system visibility, non-intrusive
debugging, deterministic repeatability, fault injection, and more.

David Kågedal, Virtutech
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