[Ksummit-2012-discuss] [ATTEND] <ding> "Bring out your dead" <ding>...
H. Peter Anvin
hpa at zytor.com
Wed Jun 27 18:25:07 UTC 2012
On 06/27/2012 01:13 AM, Arnd Bergmann wrote:
> The worst ones are generally those that got merged first AFAICT, so x86,
> m68k, alpha and arm would be worse in this regard than powerpc, parisc,
> sparc or sh, which in turn are worse than openrisc, hexagon or tile.
> This doesn't mean they were doing the wrong thing back in when the
> code was written, but we were certainly less careful when adding
> new interfaces than we are now.
Plus there was the whole "native binary compatibility" craze which
affected architectures merged in the second half of the 1990s (Alpha,
MIPS and SPARC mainly, I believe.)
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.
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