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Re: Nearly finished (re)integrating GMP for bignums.
From: |
Rob Browning |
Subject: |
Re: Nearly finished (re)integrating GMP for bignums. |
Date: |
Wed, 12 Feb 2003 12:57:34 -0600 |
User-agent: |
Gnus/5.090008 (Oort Gnus v0.08) Emacs/21.2 (i386-pc-linux-gnu) |
Mikael Djurfeldt <address@hidden> writes:
> 2. What do you mean by a "good" RNG? I'd say it is good if it is
> fast. Our generator is fast.
I wonder how fast the GMP RNGs are (I currently have no idea).
> Ideally, the bignum code would use the pluggable source of random
> bits in random.c and the GMP generators would be provided as
> optional plugins for random.c. Rob, is this possible?
I'm not sure yet -- what I was considering was if (in the short term)
I can just replace the one BIGNUM based chunk of code in there with
calls to manipulate GMPs (or just calls to scm_i_big* functions). At
the very least, the code has to be changed so that it doesn't try to
manipulate BIGDIG stuff directly anymore since all the implementation
specific stuff is gone.
--
Rob Browning
rlb @defaultvalue.org, @linuxdevel.com, and @debian.org
Previously @cs.utexas.edu
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