From: Zelphir Kaltstahl <zelphirkaltstahl@posteo.de>
To: ft@bewatermyfriend.org
Cc: Guile User <guile-user@gnu.org>
Subject: Re: SRFI-151 (Bitwise Operations) Implementation
Date: Thu, 9 Jan 2020 07:50:14 +0100 [thread overview]
Message-ID: <477db5c0-2ba9-565e-905a-e27de629478f@posteo.de> (raw)
In-Reply-To: <87y2uh2qyu.fsf@ft.bewatermyfriend.org>
Hello Frank,
I think I might find good use for this library in one of my projects!
Thanks for sharing!
Regards,
Zelphir
On 09.01.2020 05:28, Frank Terbeck wrote:
> Hey Guilers!
>
> Since I got a project that uses (potentially large) integers to encode
> bits in registers, I was looking at SRFIs that deal with that type of
> domain. The most recent entry is SRFI-151, which is in final status.
>
> Since Guile currently doesn't have an implementation of this SRFI, I fi-
> gured I might as well add one.
>
> I tried to reuse as many facilities that are already in Guile to get to
> a complete implementation. So it reuses stuff from the R6RS bitwise li-
> brary, as well as SRFI-60 (which is titled “Integers as Bits”) and other
> functions from Guile's core.
>
> SRFI-151 has one API that returns a SRFI-121 generator¹ to traverse an
> integer. Since Guile currently doesn't have a SRFI-121 implementation²,
> this function³ is missing from this implementation.
>
> The implementation can be found here: https://gitlab.com/ft/srfi-151
>
> The test-suite reproduces the examples from the specification, plus a
> couple of additional ones. Maybe this is useful for someone.
>
>
> Regards, Frank
>
> ¹ http://srfi.schemers.org/srfi-121/srfi-121.html
> ² https://www.mail-archive.com/guile-devel@gnu.org/msg14950.html
> ³ make-bitwise-generator
>
next prev parent reply other threads:[~2020-01-09 6:50 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-09 4:28 SRFI-151 (Bitwise Operations) Implementation Frank Terbeck
2020-01-09 6:50 ` Zelphir Kaltstahl [this message]
2020-01-09 7:15 ` Linus Björnstam
2020-01-09 9:10 ` Frank Terbeck
2020-01-09 12:13 ` Linus Björnstam
2020-01-09 12:52 ` Frank Terbeck
2020-01-09 17:50 ` John Cowan
2020-01-09 18:26 ` Frank Terbeck
2020-01-09 20:45 ` Linus Björnstam
2020-01-10 5:15 ` Frank Terbeck
2020-01-10 6:59 ` Linus Björnstam
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