Faster, GHC, and floating point.
Andreas.Schroeder at gillardon.de
Andreas.Schroeder at gillardon.de
Tue Oct 21 13:57:04 EDT 2003
Yes, i got SSE to work with C++ with -march=pentium3 and -mfpmath=sse
Well, don't make a difference for C++. It is still stuck at 140ms. But i
must say that
the speedup could be below the time resolution of my PC + Test. It is
assumable that
the improvement is similar to Haskell (about 4%)
|---------+----------------------------------------->
| | Michael Weber |
| | <michaelw at foldr.org> |
| | Gesendet von: |
| | glasgow-haskell-users-bounces@|
| | haskell.org |
| | |
| | |
| | 21.10.2003 11:47 |
| | |
|---------+----------------------------------------->
>-------------------------------------------------------------------------------------------------------------------|
| |
| An: Andreas.Schroeder at gillardon.de |
| Kopie: glasgow-haskell-users at haskell.org |
| Thema: Re: Faster, GHC, and floating point. |
>-------------------------------------------------------------------------------------------------------------------|
* Andreas.Schroeder at gillardon.de [2003-10-21T11:39+0200]:
> Now, Haskell takes 4.57 the time of C++ (cygwin gnu C++ with -O2).
Did you add the SSE options etc. to the C++ program as well when
comparing Haskell vs. C++? What is the SSE speedup of C++
vs. C++/with SSE?
Cheers,
Michael
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