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SubjectRe: Intel vs AMD x86-64
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To whom ever making a list

The sysenter/syscall thing continues.

On ia32e sysenter/sysleave is legal in 64 bit, but since ia32e also
implement syscall in 64bit (only, not in legacy, nor compatability) this
shouldn't have any practical implications.

TJ

On Wed, 2004-02-18 at 02:44, Linus Torvalds wrote:
> Ok,
> now that Intel has finally come clean about their x86-64 implementation
> (see
>
> http://www.intel.com/technology/64bitextensions/index.htm?iid=techtrends+spotlight_64bit
>
> for full details), can somebody write up a list of differences? I know
> there are people who have had access to the Intel docs for a while now,
> and obviously Intel is too frigging proud to list the differences
> explicitly.
>
> >From what I can tell from a quick look, it looks like it is basically just
> the 3DNow vs SSE3 thing, but I assume there are other details too. Can
> people who have been involved with this make a quick list for the rest of
> us who only got to see the final details today?
>
> (And I assume there's somebody with a few patches pending..)
>
> Thanks,
> Linus
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--

Terje Eggestad
Senior Software Engineer
dir. +47 22 62 89 61
mob. +47 975 31 57
fax. +47 22 62 89 51
terje.eggestad@scali.com

Scali - www.scali.com
High Performance Clustering

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