32 or 64??
Odd
iodine at runbox.no
Sun Jan 31 21:36:35 UTC 2010
Dotan Cohen wrote:
>>> If you're already doing that then why 64-bit to begin with?
>> Having more than 4GB is a good reason. Plus, compilers can use
>> SSE and other stuff that the 32bit architecture may or may not have.
>>
>
> I agree that those are valid reasons, note that SSE is available for
> 32 bit even if most compilers won't enable it by default.
That's my point. When producing software for 32bit, you can't be sure
that the customer's PC supports it. With 64bit, otoh, you know that
they exist, because when the AMD introduced 64bit CPUs, the stuff
already was there. So every software producer can take full advantage
of SSE and SSE2.
--
Odd
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