[Haskell-cafe] Windows vs. Linux x64

John Meacham john at repetae.net
Tue Nov 25 20:16:26 EST 2008


On Tue, Nov 25, 2008 at 09:39:35PM +0100, Ketil Malde wrote:
> This corresponds to my experiences - 64 bits is slower, something I've
> ascribed to the cost of increased pointer size.

ghc unfortunatly also uses 64 bit integers when in 64 bit mode, so the
cost paid is increased due to that as well, Also since each math
instruction needs an extra byte telling it to work on 64 bit data so the
code is less dense.

        John

-- 
John Meacham - ⑆repetae.net⑆john⑈


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