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Re: Uniform vector lengths -- how long?


From: Rob Browning
Subject: Re: Uniform vector lengths -- how long?
Date: Mon, 21 Jun 2004 00:37:40 -0500
User-agent: Gnus/5.1006 (Gnus v5.10.6) Emacs/21.3 (gnu/linux)

Kevin Ryde <address@hidden> writes:

>> What if someone wants to allocate a multi-GB s8 array on a 64-bit
>> machine,
>
> Yes, lifting it from an int to a long (or a size_t) would ensure
> 64-bits can be fully used.  (Eg. on alpha, I think.)

OK, so it sounds like you'd argue we stick with SCM_CELL_WORD_2 for
the length (which I believe can be treated as an unsigned long), and
then just be consistent in the rest of the code.  If so, then I
suppose we should use scm_num2ulong in make-FOOvector and friends,
rather then SCM_INUM.

-- 
Rob Browning
rlb @defaultvalue.org and @debian.org; previously @cs.utexas.edu
GPG starting 2002-11-03 = 14DD 432F AE39 534D B592  F9A0 25C8 D377 8C7E 73A4




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