[Haskell-cafe] Building Haskell Platform natively for 64bit Windows

Jason Dagit dagitj at gmail.com
Thu Jun 9 07:47:00 CEST 2011

On Tue, Jun 7, 2011 at 11:32 AM, Nicu Ionita <nicu.ionita at acons.at> wrote:

> Yes, I was a little bit unclear, I wanted to say: the generated code does
> not use the 64 bit instructions (i.e. 1 instruction for .&., for example).
> Of course, it works, but I suppose, much slower then it could (3-4 times,
> for that part?)

Have you checked this by looking at the generated assembly?  I
generated some assembly from GHC on windows.  Here is what it looks

My assembly-fu is not strong enough to tell if it's using 64bit instructions.


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