[Haskell-beginners] Integer performance of GHC
Brandon S Allbery KF8NH
allbery at ece.cmu.edu
Sat Aug 7 00:09:22 EDT 2010
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On 8/6/10 23:32 , Sebastián E. Peyrott wrote:
> Do you have any insights on this? Is it reasonable to expect Haskell
> integer performance to reach the levels of C with current
> implementations? Which are the limiting factors?
Integer, or Int? In theory Integer should use Int when possible under the
covers, but that may not always do what you expect --- and Integer, being
arbitrary precision, will never be as fast as native Int math.
- --
brandon s. allbery [linux,solaris,freebsd,perl] allbery at kf8nh.com
system administrator [openafs,heimdal,too many hats] allbery at ece.cmu.edu
electrical and computer engineering, carnegie mellon university KF8NH
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