Re: u/int64 support for glib status?
- From: Sander Vesik <Sander Vesik Sun COM>
- To: Tim Janik <timj gtk org>
- Cc: Owen Taylor <otaylor redhat com>, vishnu pobox com, Gtk+ Developers <gtk-devel-list gnome org>
- Subject: Re: u/int64 support for glib status?
- Date: Thu, 20 Sep 2001 11:08:54 +0100 (BST)
On Thu, 20 Sep 2001, Tim Janik wrote:
[snip]
> i'd really like to get this in, and it can be done fairly
> quickly. there are two issues currently stopping me from doing it:
> 1) what should the name be? G_TYPE_INT64 might be a bad choice, what's
> going to happen for the first 128bit cpu? does it come with long long long,
> or will the compiler people simply resize long long integer to 128bit?
> so i'd lean towards something like G_TYPE_BIGUINT and guarantee that
> it's >= 64bit. though the name is a bit silly ;)
A cpu supporting a 128bit arithmetic type natively is bound to provide
access to it via some implementation specific typename, say _int128. There
is just too much badly written code around that assumes that
'long long' == 64 bits.
> ---
> ciaoTJ
>
Sander
I haven't been vampired. You've been Weatherwaxed.
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