[Haskell-cafe] the last mile in haskell performance
michael at snoyman.com
Thu Nov 12 22:56:03 UTC 2015
How about vector-th-unbox?
On Thu, Nov 12, 2015 at 2:53 PM, Alberto G. Corona <agocorona at gmail.com>
> There are no examples. It is hard to guess the functionality and the
> maturity of he approach.
> 2015-11-12 18:56 GMT+01:00 David Kraeutmann <kane at kane.cx>:
>> This might be of interest to you:
>> On 11/12/2015 6:49 PM, Alberto G. Corona wrote:
>> > Looking at this:
>> > It seems that it is impossible to manage data in Haskell within a core
>> > without L1 cache faults. Except for unboxed arrays of primitive types.
>> > Since it is impossible to have unboxed arrays of user-defined types.
>> > Am I right?
>> > This is definitively very bad for tasks that are inherently single
>> > and in general for the image of Haskell as a practical language.
>> > I have more to say about that, but I would like to know first if I´m
>> > and second If there is some idea to going on to permit user defined
>> > datatypes. Or if there is some low level trick for having it using
>> > call and unsafeCoerce in some way,
>> > I know that the language ATS has unboxing a la carte....
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