Re: LSB1.1: /proc/cpuinfo

From: Ville Herva (vherva@niksula.hut.fi)
Date: Fri Jan 04 2002 - 16:44:38 EST


On Fri, Jan 04, 2002 at 05:02:34PM +0000, you [Alan Cox] claimed:
> > If the PPC etc. have 32-bit ints then I stand corrected, but I thought the
> > compiler ports on those machines used the native register size same as
> > everybody else.
>
> Nobody I am aware of uses 64bit int default types on a 64bit platform. Its
> a waste of memory, bus bandwidth and instruction bandwidth. In almost
> all cases a 32bit int is quite adequate and since size_t can be 64bit when
> int is 32bit life works out nicely.

I *think* long is 32 bit on Windows XP 64bit, though. I imagine they went
with this hack to ensure backward compability or something. Can't tell for
sure since the IA64 box lying around hasn't got a bootable Windows on it
yet, just linux :).

http://msdn.microsoft.com/library/en-us/win64/64bitwin_4d0z.asp?frame=true

-- v --

v@iki.fi
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