From: Niki Yoshiuchi <aplusbi@gmail.com>
To: Pierre Vittet <piervit@pvittet.com>
Cc: caml-list@inria.fr
Subject: Re: [Caml-list] float on 32 bits?
Date: Thu, 1 Dec 2011 12:57:06 -0500 [thread overview]
Message-ID: <CAPVK9BSSJftXPh5Lpb-gBDO1Rp9i70091osjwsB74R3ie+OcPg@mail.gmail.com> (raw)
In-Reply-To: <4ED7AF40.2050101@pvittet.com>
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OCaml Bigarrays support 32 bit floats, however when you are manipulating
them in OCaml code they are cast to 64 bit floats. I am not aware of any
other modules that support 32 bit floats, although it wouldn't be that hard
to write your own with a C backend.
On Thu, Dec 1, 2011 at 11:45 AM, Pierre Vittet <piervit@pvittet.com> wrote:
> Hello!
>
> I am using ocaml to analyse java bytecode (http://javalib.gforge.inria.**
> fr/ <http://javalib.gforge.inria.fr/>). The fact is that java has a float
> type which is coded on 32 bits and a double type which is coded on 64 bits.
> I need to make corresponding types but ocaml only has a float coded on 64
> bits (IEE 754 norm, which java respect too), so I don"t know how to get the
> float 32 bits.
>
> Is there some Float32 module? I cannot just place my float 32 into a float
> 64 because I need to get same behaviour on basic operations.
>
> Thanks!
>
> Pierre Vittet
>
> --
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>
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next prev parent reply other threads:[~2011-12-01 17:57 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-01 16:45 Pierre Vittet
2011-12-01 17:57 ` Niki Yoshiuchi [this message]
2011-12-02 1:46 ` Jon Harrop
2011-12-02 14:07 ` Pierre Vittet
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