Re: Moving 2/ from assembler to loadable extension

From	anton@mips.complang.tuwien.ac.at (Anton Ertl)
Newsgroups	comp.lang.forth
Subject	Re: Moving 2/ from assembler to loadable extension
Date	2013-06-11 12:52 +0000
Organization	Institut fuer Computersprachen, Technische Universitaet Wien
Message-ID	<2013Jun11.145241@mips.complang.tuwien.ac.at> (permalink)
References	<51b5de45$0$620$e4fe514c@dreader34.news.xs4all.nl>

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albert@spenarnc.xs4all.nl (Albert van der Horst) writes:
>
>In the project of an ISO jonesforth equivalent the Hayes suite
>kept giving errors.
>
>It turns out you can't do just
>: 2/ 2 / ;
>
>The correct equivalent is:
>
>: 2/ DUP 0< 2 FM/MOD NIP ;
>
>where FM/MOD is derived (not easily) from SM/REM

Or you can define / to be floored

: / swap s>d rot fm/mod nip ;

and then your simple definition

: 2/ 2 / ;

is correct.

- anton
-- 
M. Anton Ertl  http://www.complang.tuwien.ac.at/anton/home.html
comp.lang.forth FAQs: http://www.complang.tuwien.ac.at/forth/faq/toc.html
     New standard: http://www.forth200x.org/forth200x.html
   EuroForth 2013: http://www.euroforth.org/ef13/

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Moving 2/ from assembler to loadable extension albert@spenarnc.xs4all.nl (Albert van der Horst) - 2013-06-10 14:10 +0000
  Re: Moving 2/ from assembler to loadable extension The Beez <the.beez.speaks@gmail.com> - 2013-06-10 08:12 -0700
    Re: Moving 2/ from assembler to loadable extension Coos Haak <chforth@hccnet.nl> - 2013-06-10 21:50 +0200
  Re: Moving 2/ from assembler to loadable extension anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2013-06-11 12:52 +0000
    Re: Moving 2/ from assembler to loadable extension Sieur de Bienville <morrimichael@gmail.com> - 2013-06-15 21:21 -0700
      Re: Moving 2/ from assembler to loadable extension Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-06-16 09:41 -0500
        Re: Moving 2/ from assembler to loadable extension Bernd Paysan <bernd.paysan@gmx.de> - 2013-06-16 22:50 +0200
          Re: Moving 2/ from assembler to loadable extension Coos Haak <chforth@hccnet.nl> - 2013-06-17 01:21 +0200
            Re: Moving 2/ from assembler to loadable extension Bernd Paysan <bernd.paysan@gmx.de> - 2013-06-17 13:51 +0200
              Re: Moving 2/ from assembler to loadable extension Coos Haak <chforth@hccnet.nl> - 2013-06-17 17:04 +0200
                Re: Moving 2/ from assembler to loadable extension Coos Haak <chforth@hccnet.nl> - 2013-06-17 17:07 +0200
                Re: Moving 2/ from assembler to loadable extension Bernd Paysan <bernd.paysan@gmx.de> - 2013-06-18 00:49 +0200
                Re: Moving 2/ from assembler to loadable extension anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2013-06-18 07:41 +0000
                Re: Moving 2/ from assembler to loadable extension "Elizabeth D. Rather" <erather@forth.com> - 2013-06-17 22:11 -1000
                Re: Moving 2/ from assembler to loadable extension Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-06-18 04:13 -0500
                Re: Moving 2/ from assembler to loadable extension Coos Haak <chforth@hccnet.nl> - 2013-06-18 13:37 +0200
                Re: Moving 2/ from assembler to loadable extension Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-06-18 09:42 -0500
                Re: Moving 2/ from assembler to loadable extension anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2013-06-18 15:51 +0000
                Re: Moving 2/ from assembler to loadable extension Coos Haak <chforth@hccnet.nl> - 2013-06-18 22:52 +0200
                Re: Moving 2/ from assembler to loadable extension albert@spenarnc.xs4all.nl (Albert van der Horst) - 2013-06-19 00:12 +0000
              Re: Moving 2/ from assembler to loadable extension albert@spenarnc.xs4all.nl (Albert van der Horst) - 2013-06-17 19:55 +0000
      Re: Moving 2/ from assembler to loadable extension anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2013-06-17 16:04 +0000
        Re: Moving 2/ from assembler to loadable extension Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-06-17 16:16 -0500
          Re: Moving 2/ from assembler to loadable extension albert@spenarnc.xs4all.nl (Albert van der Horst) - 2013-06-17 22:59 +0000
          Euclidian division (was: Moving 2/ from assembler ...) anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2013-06-18 07:49 +0000
          Re: Moving 2/ from assembler to loadable extension rickman <gnuarm@gmail.com> - 2013-06-18 17:29 -0400
            Re: Moving 2/ from assembler to loadable extension Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-06-18 18:18 -0500
              Re: Moving 2/ from assembler to loadable extension rickman <gnuarm@gmail.com> - 2013-06-18 19:47 -0400
            Re: Moving 2/ from assembler to loadable extension albert@spenarnc.xs4all.nl (Albert van der Horst) - 2013-06-19 00:16 +0000
            Re: Moving 2/ from assembler to loadable extension Bernd Paysan <bernd.paysan@gmx.de> - 2013-06-19 15:09 +0200
              Re: Moving 2/ from assembler to loadable extension rickman <gnuarm@gmail.com> - 2013-06-19 17:55 -0400
      Re: Moving 2/ from assembler to loadable extension Marc Olschok <nobody@nowhere.invalid> - 2013-06-19 23:11 +0000
  Re: Moving 2/ from assembler to loadable extension Pablo Hugo Reda <pabloreda@gmail.com> - 2013-06-18 17:05 -0700

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