On Thu, Jan 23, 2014 at 8:17 PM, Andrea Faulds <[email protected]> wrote:
>
>
> On 23/01/14 13:12, Dmitry Stogov wrote:
>>
>> It would be a significant performance degradation :)
>> Just imagine how to implement 64-bit multiplication and division on 32-bit
>> CPU.
>
>
> I doubt as much. Aren't the vast majority of servers 64-bit anyway? And
> those that aren't are probably just 32-bit-mode 64-bit CPU servers, which
> wouldn't be slow, right?
RIght, 32bit mode are not slower, at least for basic operations, other
ops are slower (couple of more cycles, less registers, etc.). However
64bit mode combined with 64 binaries can be much faster than 32bit
binary on the same processor.
Cheers,
--
Pierre
@pierrejoye | http://www.libgd.org