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[Caml-list] interesting array efficiency observations
-
briand@a...
-
Yamagata Yoriyuki
- Olivier Grisel
- Christophe TROESTLER
- Xavier Leroy
- malc
-
Yamagata Yoriyuki
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| Date: | -- (:) |
| From: | Christophe TROESTLER <Christophe.Troestler@u...> |
| Subject: | Re: [Caml-list] interesting array efficiency observations |
On Sun, 09 May 2004, Yamagata Yoriyuki <yoriyuki@mbg.ocn.ne.jp> wrote:
>
> From: briand@aracnet.com
>
> > I was investigating the use of 1-D bigarray's vs Array and noticed
> > that the 1-D bigarray using c_layout seems to be slower than Array.
>
> Yes, it is expected, since a.{j} expands a call of a C function, while
> a.(j) expands inlined assembly codes.
Is it? Ocamlopt does inline the call when the bigarray type is fully
known, doesn't it.
ChriS
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