From: Goswin von Brederlow <goswin-v-b@web.de>
To: Sylvain Le Gall <sylvain@le-gall.net>
Cc: caml-list@inria.fr
Subject: Re: [Caml-list] Re: How to read different ints from a Bigarray?
Date: Wed, 28 Oct 2009 22:05:26 +0100 [thread overview]
Message-ID: <87my3bnsa1.fsf@frosties.localdomain> (raw)
In-Reply-To: <slrnheh2pc.q9j.sylvain@gallu.homelinux.org> (Sylvain Le Gall's message of "Wed, 28 Oct 2009 18:19:24 +0000 (UTC)")
Sylvain Le Gall <sylvain@le-gall.net> writes:
> On 28-10-2009, Goswin von Brederlow <goswin-v-b@web.de> wrote:
>> Sylvain Le Gall <sylvain@le-gall.net> writes:
>>> On 28-10-2009, Goswin von Brederlow <goswin-v-b@web.de> wrote:
>>>> Sylvain Le Gall <sylvain@le-gall.net> writes:
>>>>> On 28-10-2009, Goswin von Brederlow <goswin-v-b@web.de> wrote:
>>
>>>> PS: Is a.{i} <- x a C call?
>>>
>>> Yes.
>>
>> That obviously sucks. I was hoping since the compiler has a special
>> syntax for it it would be built-in. Bigarray being a seperate module
>> should have clued me in.
>>
>> That obviously speaks against splitting int64 into 8 bytes and calling
>> a.{i} <- x for each.
>>
>> I think I will implement your method and C stubs for every set/get and
>> compare.
>
> This is only the case with int64 array in fact (I really have done test
> and you don't need a C call in most case).
Can I assume you tested on a 32bit cpu?
MfG
Goswin
next prev parent reply other threads:[~2009-10-28 21:05 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-28 13:54 Goswin von Brederlow
2009-10-28 14:16 ` Sylvain Le Gall
2009-10-28 15:00 ` [Caml-list] " Goswin von Brederlow
2009-10-28 15:17 ` Sylvain Le Gall
2009-10-28 17:57 ` [Caml-list] " Goswin von Brederlow
2009-10-28 18:19 ` Sylvain Le Gall
2009-10-28 21:05 ` Goswin von Brederlow [this message]
2009-10-28 21:26 ` Sylvain Le Gall
2009-10-28 22:48 ` [Caml-list] " blue storm
2009-10-29 9:50 ` Goswin von Brederlow
2009-10-29 10:34 ` Goswin von Brederlow
2009-10-29 12:20 ` Richard Jones
2009-10-29 17:07 ` Goswin von Brederlow
2009-10-30 20:30 ` Richard Jones
2009-11-01 15:11 ` Goswin von Brederlow
2009-11-01 19:57 ` Richard Jones
2009-11-02 16:11 ` Goswin von Brederlow
2009-11-02 16:33 ` Mauricio Fernandez
2009-11-02 20:27 ` Richard Jones
2009-11-03 13:18 ` Goswin von Brederlow
2009-11-02 20:48 ` Goswin von Brederlow
2009-10-29 20:40 ` Florian Weimer
2009-10-29 21:04 ` Gerd Stolpmann
2009-10-29 23:43 ` Goswin von Brederlow
2009-10-30 0:48 ` Gerd Stolpmann
2009-10-29 23:38 ` Goswin von Brederlow
2009-10-28 15:37 ` [Caml-list] " Olivier Andrieu
2009-10-28 16:05 ` Sylvain Le Gall
2009-10-28 15:43 ` [Caml-list] " Gerd Stolpmann
2009-10-28 16:06 ` Sylvain Le Gall
2009-10-28 18:09 ` [Caml-list] " Goswin von Brederlow
2009-10-28 17:09 ` Xavier Leroy
2009-10-28 19:05 ` Goswin von Brederlow
2009-10-29 17:05 ` Goswin von Brederlow
2009-10-29 18:42 ` Christophe TROESTLER
2009-10-29 19:03 ` Goswin von Brederlow
2009-10-29 18:48 ` Sylvain Le Gall
2009-10-29 23:25 ` [Caml-list] " Goswin von Brederlow
2009-11-03 17:16 Charles Forsyth
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