unofficial mirror of guile-devel@gnu.org 
 help / color / mirror / Atom feed
From: Marius Vollmer <mvo@zagadka.de>
Cc: guile-devel@gnu.org
Subject: Re: Nearly finished (re)integrating GMP for bignums.
Date: 12 Feb 2003 17:26:37 +0100	[thread overview]
Message-ID: <87r8adihxe.fsf@zagadka.ping.de> (raw)
In-Reply-To: <87heb9pjni.fsf@raven.i.defaultvalue.org>

Rob Browning <rlb@defaultvalue.org> writes:

> One thing I note is that it looks like the code presumes
> that an INUM will always fit into a 32bit integer.  Do we guarantee
> that, or is there the possibility we might allow 64bit inums?  I
> wasn't sure which guarantees we planned to make.

Aren't we already using 64 bits for scm_t_bits on some platforms (such
as the Alpha and IA64)?  Even if we don't, code should use
SIZEOF_SCM_T_BITS, etc.

> With respect to random.c, we have a pluggable random number system,
> and ATM the bignum randoms are computed using the
> "get_32_random_bits()" function provided by the random state object.
> However GMP has its own random number generators, including ones for
> bignums.  Any thoughts on how we should handle this?

I think we should use the GMP generators unless they are not as good
as ours.  But I doubt that.

-- 
GPG: D5D4E405 - 2F9B BCCC 8527 692A 04E3  331E FAF8 226A D5D4 E405


_______________________________________________
Guile-devel mailing list
Guile-devel@gnu.org
http://mail.gnu.org/mailman/listinfo/guile-devel


  reply	other threads:[~2003-02-12 16:26 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-02-12 16:07 Nearly finished (re)integrating GMP for bignums Rob Browning
2003-02-12 16:26 ` Marius Vollmer [this message]
2003-02-12 17:32   ` Rob Browning
2003-02-12 17:34   ` Mikael Djurfeldt
2003-02-12 18:57     ` Rob Browning
2003-02-12 21:13     ` Rob Browning
2003-02-12 23:00     ` Kevin Ryde
2003-02-27  5:11     ` Rob Browning
2003-03-03 13:13       ` Mikael Djurfeldt
2003-03-03 13:21         ` Mikael Djurfeldt
2003-03-06 17:31         ` Rob Browning
2003-03-06 18:13           ` Mikael Djurfeldt

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

  List information: https://www.gnu.org/software/guile/

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=87r8adihxe.fsf@zagadka.ping.de \
    --to=mvo@zagadka.de \
    --cc=guile-devel@gnu.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).