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From: Jan Wedekind <jan@wedesoft.de>
To: guile-user@gnu.org
Subject: Re: C programs in Scheme syntax
Date: Fri, 29 May 2020 21:01:18 +0100	[thread overview]
Message-ID: <E224F1CA-34D0-40FC-B296-281A2E579A0E@wedesoft.de> (raw)
In-Reply-To: <87pnantoe5.fsf@fcs20.keithdiane.us>

I have implemented a GNU Guile extension which compiles array operations to machine code using LLVM: http://wedesoft.github.io/aiscm/
I thought you might be interested since your example is an array operation.

Regards
Jan

Am 29. Mai 2020 04:23:46 GMT+01:00 schrieb Keith Wright <kwright@keithdiane.us>:
>I am thinkging about a project that uses Scheme macros
>to generate C code.  To this end I want to encode C 
>programs as S-expressions.  For example, the C program
>that is encoded in Ascii as
>
>for (j=0;j<12;++j) a[j] = j*pi/6;
>
>might be encoded as an S-expression as
>
>(for ((= j 0)(< j 12) (++ j)) (= (sub a j)(/ (* j pi) 6)))
>
>Note that this is not a valid Scheme program, even with
>non-standard functions defined.  It is a re-encoding
>of the Ascii C syntax as an S-expression.
>
>I think I have read about something like this, perhaps
>on this list, I am not sure.  (Note to future language
>inventors: a single letter name makes a horrible Google
>search query.  Name things with made up but pronouncable
>words---perl, fortran...)
>
>I most need to convert S-expr encoded C, to Ascii encoded C,
>but I am interested in
>(a) programs to convert S-expresions to C
>(b) specifications for the form of the S-expr encoding
>(c) better plans; advice from those who have tried and failed.
>
>Any pointers?
>
>   -- Keith

-- 
Diese Nachricht wurde von meinem Android-Gerät mit K-9 Mail gesendet.


  parent reply	other threads:[~2020-05-29 20:01 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-29  3:23 C programs in Scheme syntax Keith Wright
2020-05-29  3:57 ` John Cowan
2020-05-29  7:29   ` Arne Babenhauserheide
2020-05-29 12:34 ` Matt Wette
2020-05-29 15:30 ` Zelphir Kaltstahl
2020-05-29 16:27 ` Andrew Gwozdziewycz
2020-05-29 20:01 ` Jan Wedekind [this message]
2020-05-30 10:13   ` Todor Kondić
  -- strict thread matches above, loose matches on Subject: below --
2020-05-31 15:40 tantalum

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