Re: Question about checking the stack

From	Paul Rubin <no.email@nospam.invalid>
Newsgroups	comp.lang.forth
Subject	Re: Question about checking the stack
Date	2015-11-28 19:17 -0800
Organization	A noiseless patient Spider
Message-ID	<87poyteboz.fsf@jester.gateway.pace.com> (permalink)
References	(8 earlier) <OqadnahRQMaVKsvLnZ2dnUU7-TGdnZ2d@supernews.com> <n36dd3$2nc$1@dont-email.me> <39c6cda5-fd60-4d19-85a3-c732e102a02b@googlegroups.com> <n3cilj$k3$1@dont-email.me> <e9ednXpMQvzhgMfLnZ2dnUU7-Y_46u6z@supernews.com>

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"Elizabeth D. Rather" <erather@forth.com> writes:
> Yes, but those "few microseconds" become attached to virtually
> everything you do, at which point they add up to a measurable
> overhead.

It seems to me that a serious compiler can track the stack picture and
eliminate the checks most of the time.  A naive interpreter might take a
noticable slowdown from the checks, but if you're using such an
interpreter, you're not too worried about speed anyway.

Thread

Question about checking the stack Chris Curl <ccurl609@gmail.com> - 2015-11-24 22:31 -0800
  Re: Question about checking the stack Lars Brinkhoff <lars.spam@nocrew.org> - 2015-11-25 07:46 +0100
    Re: Question about checking the stack Chris Curl <ccurl609@gmail.com> - 2015-11-24 23:09 -0800
      Re: Question about checking the stack Ron Aaron <rambamist@gmail.com> - 2015-11-25 09:16 +0200
  Re: Question about checking the stack Paul Rubin <no.email@nospam.invalid> - 2015-11-24 23:19 -0800
    Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-11-24 22:05 -1000
      Re: Question about checking the stack Paul Rubin <no.email@nospam.invalid> - 2015-11-25 13:17 -0800
        Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-11-25 13:58 -1000
          Re: Question about checking the stack Paul Rubin <no.email@nospam.invalid> - 2015-11-25 18:00 -0800
            Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-11-25 17:44 -1000
              Re: Question about checking the stack Paul Rubin <no.email@nospam.invalid> - 2015-11-25 23:05 -0800
                Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-11-25 21:38 -1000
                Re: Question about checking the stack Ron Aaron <rambamist@gmail.com> - 2015-11-26 09:49 +0200
                Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-11-25 22:42 -1000
                Re: Question about checking the stack anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2015-11-26 14:51 +0000
                Re: Question about checking the stack Paul Rubin <no.email@nospam.invalid> - 2015-11-30 13:00 -0800
                Re: Question about checking the stack hughaguilar96@gmail.com - 2015-11-30 21:54 -0800
                Re: Question about checking the stack Julian Fondren <julian.fondren@gmail.com> - 2015-12-01 04:24 -0800
                Re: Question about checking the stack Raimond Dragomir <raimond.dragomir@gmail.com> - 2015-12-01 05:07 -0800
                Re: Question about checking the stack Julian Fondren <julian.fondren@gmail.com> - 2015-12-01 06:02 -0800
                Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-12-01 19:30 -1000
                Re: Question about checking the stack Albert van der Horst <albert@spenarnc.xs4all.nl> - 2015-12-01 14:47 +0000
                Re: Question about checking the stack Chris Curl <ccurl609@gmail.com> - 2015-12-01 11:56 -0800
                Re: Question about checking the stack Alfred Singlestone <vitonis@gmail.com> - 2015-12-03 05:48 -0800
                Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-12-03 09:24 -1000
                Re: Question about checking the stack Chris Curl <ccurl609@gmail.com> - 2015-12-03 21:10 -0800
                Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-12-03 20:52 -1000
                Re: Question about checking the stack Chris Curl <ccurl609@gmail.com> - 2015-12-04 06:08 -0800
                Re: Question about checking the stack Gerry Jackson <gerry@jackson9000.fsnet.co.uk> - 2015-12-01 20:32 +0000
                Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-12-01 19:32 -1000
                Re: Question about checking the stack Lars Brinkhoff <lars.spam@nocrew.org> - 2015-12-01 08:18 +0100
                Re: Question about checking the stack Alfred Singlestone <vitonis@gmail.com> - 2015-11-27 06:25 -0800
                Re: Question about checking the stack Ron Aaron <rambamist@gmail.com> - 2015-11-28 17:55 +0200
                Re: Question about checking the stack mhx@iae.nl - 2015-11-28 08:24 -0800
                Re: Question about checking the stack Ron Aaron <rambamist@gmail.com> - 2015-11-28 20:54 +0200
                Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-11-28 11:32 -1000
                Re: Question about checking the stack Paul Rubin <no.email@nospam.invalid> - 2015-11-28 19:17 -0800
                Re: Question about checking the stack Ron Aaron <rambamist@gmail.com> - 2015-11-29 07:30 +0200
                Re: Question about checking the stack Alfred Singlestone <vitonis@gmail.com> - 2015-11-29 09:41 -0800
                Re: Question about checking the stack minforth@arcor.de - 2015-11-30 01:48 -0800
                Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-11-30 08:03 -1000
                Re: Question about checking the stack hughaguilar96@gmail.com - 2015-11-28 19:09 -0800
                Re: Question about checking the stack Paul Rubin <no.email@nospam.invalid> - 2015-11-26 00:03 -0800
                Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-11-25 22:49 -1000
                Re: Question about checking the stack hughaguilar96@gmail.com - 2015-11-26 10:59 -0800
            Re: Question about checking the stack franck.bensusan@gmail.com - 2015-11-25 21:03 -0800
          Re: Question about checking the stack Alfred Singlestone <vitonis@gmail.com> - 2015-11-27 06:14 -0800
  Re: Question about checking the stack "Rod Pemberton" <boo@fasdfrewar.cdm> - 2015-11-25 04:54 -0500
  Re: Question about checking the stack François <francois.ganza@wanadoo.fr> - 2015-11-25 03:09 -0800
  Re: Question about checking the stack anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2015-11-25 12:53 +0000
    Re: Question about checking the stack Paul Rubin <no.email@nospam.invalid> - 2015-11-25 09:02 -0800
      Re: Question about checking the stack Bernd Paysan <bernd.paysan@gmx.de> - 2015-11-25 18:53 +0100
        Re: Question about checking the stack Paul Rubin <no.email@nospam.invalid> - 2015-11-25 12:01 -0800
      Re: Question about checking the stack anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2015-11-25 17:26 +0000
  Re: Question about checking the stack François <francois.ganza@wanadoo.fr> - 2015-11-25 13:51 -0800
  Re: Question about checking the stack Chris Curl <ccurl609@gmail.com> - 2015-11-28 09:29 -0800
    Re: Question about checking the stack Alfred Singlestone <vitonis@gmail.com> - 2015-11-28 12:03 -0800
  Re: Question about checking the stack François <francois.ganza@wanadoo.fr> - 2015-12-01 06:15 -0800
  Re: Question about checking the stack Chris Curl <ccurl609@gmail.com> - 2015-12-01 14:05 -0800
    Re: Question about checking the stack "Elizabeth D. Rather" <erather@forth.com> - 2015-12-01 19:35 -1000
    Re: Question about checking the stack dunno <dunno@dunno.dunno> - 2015-12-03 03:40 +0000

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