From: Goswin von Brederlow <goswin-v-b@web.de>
To: caml-list@inria.fr
Subject: Re: [Caml-list] Expanding the Float Array tag
Date: Thu, 19 Sep 2013 11:40:57 +0200 [thread overview]
Message-ID: <20130919094057.GC25801@frosties> (raw)
In-Reply-To: <CAN6ygOnHevF8KCDQ2tM-y2LpV20U9CivhVcDXTwiXeKaR91aKg@mail.gmail.com>
On Mon, Sep 16, 2013 at 12:49:33PM -0400, Yotam Barnoy wrote:
> Why do doubles need special handling though, even on a 32-bit system? My
> suggestion is that the Double_tag be changed to Flat_tag, meaning that all
> non-pointer objects can reside in this tag. The only issue I've found so
> far is that polymorphic <, <=, > and >= would not work. However, these
> operators should not be allowed on a vector anyway since there is no
> natural ordering scheme for vectors. If there are other issues, please let
> me know.
Vectors are naturally ordered by the order of their first element that
isn't equal.
The Double_tag is also required for polymorphic access to the field
since on 32 bit the index needs to be doubled and on all archs the
float is boxed.
MfG
Goswin
next prev parent reply other threads:[~2013-09-19 9:40 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-16 15:26 Yotam Barnoy
2013-09-16 16:29 ` Markus Mottl
2013-09-16 16:49 ` Yotam Barnoy
2013-09-16 17:14 ` Markus Mottl
2013-09-16 19:09 ` Yotam Barnoy
2013-09-17 0:31 ` Yotam Barnoy
2013-09-19 9:40 ` Goswin von Brederlow [this message]
2013-09-17 9:32 ` Gerd Stolpmann
2013-09-18 15:10 ` Yotam Barnoy
2013-09-19 6:18 ` oleg
2013-09-19 9:47 ` Goswin von Brederlow
2013-09-19 10:10 ` Goswin von Brederlow
2013-09-20 2:18 ` Yotam Barnoy
2013-09-20 6:25 ` Goswin von Brederlow
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