Author: Eugene Nalimov
Date: 17:21:12 01/16/03
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Hardware. IA-64 instruction set includes "IA-32 compatibility mode". Thanks, Eugene On January 16, 2003 at 20:11:38, Robert Hyatt wrote: >On January 16, 2003 at 20:01:32, Eugene Nalimov wrote: > >>Itanium (I and II) can natively execute x86 code. Performance is not great, but >>often sufficient. I.e. it's possible to run some x86 program that was not ported >>to the IA-64. >> >>For example, engineer can run natively compiled CAD package and x86 mail client >>on the same system. >> >>Thanks, >>Eugene > >is this with hardware or software emulation? IE the alpha had an emulator >to execute old vax stuff. But it was horribly slow... > >I'm trying to think about how they could execute ia32 instructions which are >so far different than ia64 it doesn't even make sense to talk about them at >the same time... > > > >> >>On January 16, 2003 at 19:45:02, Robert Hyatt wrote: >> >>>On January 16, 2003 at 19:37:27, Terry McCracken wrote: >>> >>>>On January 16, 2003 at 18:07:16, Anthony Cozzie wrote: >>>> >>>>>you do realize itanium != IA32, don't you? >>>>> >>>>>every indication is that fritz is wholly or partially written in assembly . . . >>>>> >>>>>anthony >>>> >>>>The Itanium is IA64 with backwards compatibility to run IA32 based programmes. >>> >>> >>>Not the itaniums I am aware of. They are a completely new and incompatible >>>architecture. >>> >>>AMD has announced a 64 bit processor with backward compatibility. But >>>definitely not Itanium.
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