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Groups > comp.lang.forth > #26875
| Date | 2013-11-17 12:37 -1000 |
|---|---|
| From | "Elizabeth D. Rather" <erather@forth.com> |
| Organization | FORTH, Inc. |
| Newsgroups | comp.lang.forth |
| Subject | Re: Id love to surf web with 4megs ram forth pc using forth and forth chips |
| References | (11 earlier) <op.w6nxqyob5zc71u@localhost> <SaCdnUcCnr_8mBXPnZ2dnUVZ_tydnZ2d@supernews.com> <UtydnX2n7cohChXPnZ2dnUVZ_u6dnZ2d@supernews.com> <QrednZmWCuaajBTPnZ2dnUVZ_tKdnZ2d@supernews.com> <qKqdnQjq6tvpohTPnZ2dnUVZ_u6dnZ2d@supernews.com> |
| Message-ID | <hoWdnYPi_aC62BTPnZ2dnUVZ_hydnZ2d@supernews.com> (permalink) |
On 11/17/13 12:13 PM, Andrew Haley wrote: > Elizabeth D. Rather <erather@forth.com> wrote: >> On 11/17/13 12:17 AM, Andrew Haley wrote: >>> Elizabeth D. Rather <erather@forth.com> wrote: >>>> >>>> Actually, optimized, compiled Forth turns out to be smaller than >>>> threaded code. >>> >>> Hmm. Optimized compiled Forth can be smaller than, say, 32-bit >>> threaded code, but it's not smaller than all forms of threaded code, >>> some of which can be extremely dense. >> >> When we first developed our optimizing compilers for SwiftX we were >> shocked to find that even on platforms such as the 8051 things turned >> out to be not much bigger and even sometimes smaller. One reason is that >> some things just go away: a multi-cell NEXT replaced by a simple RET, >> for example; no code field; things like that. Obviously some >> microcontrollers fare better than others. > > I accept that, but you can do much tighter than 16-bit threaded code > on an 8051: for some space-constrained applications 8-bit > token-threading is a good choice because it doesn't much slow things > down (over,say, DTC) and saves a good deal of space. I have > implemented this, and I think it's very hard to beat for compactness. Yes, done that, too! You're right, I was focusing on traditional ITC Forths, which I think is what Rod was talking about. In the 70's and 80's we thought ITC was about the best you could do with a conventional implementation, and that turned out not to be the case. Cheers, Elizabeth -- ================================================== Elizabeth D. Rather (US & Canada) 800-55-FORTH FORTH Inc. +1 310.999.6784 5959 West Century Blvd. Suite 700 Los Angeles, CA 90045 http://www.forth.com "Forth-based products and Services for real-time applications since 1973." ==================================================
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Id love to surf web with 4megs ram forth pc using forth and forth chips the_gavino_himself <visphatesjava@gmail.com> - 2013-09-27 14:52 -0700
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips Elizabeth D Rather <erather@forth.com> - 2013-09-27 12:35 -1000
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips Bernd Paysan <bernd.paysan@gmx.de> - 2013-10-02 00:01 +0200
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips Mark Wills <markrobertwills@yahoo.co.uk> - 2013-10-02 00:35 -0700
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips rickman <gnuarm@gmail.com> - 2013-10-02 04:00 -0400
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips Paul Rubin <no.email@nospam.invalid> - 2013-10-02 01:34 -0700
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips Mark Wills <markrobertwills@yahoo.co.uk> - 2013-10-02 07:30 -0700
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips albert@spenarnc.xs4all.nl (Albert van der Horst) - 2013-10-02 10:26 +0000
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips Bill Richards <billrich@gmx.com> - 2013-10-02 14:41 +0000
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips Mark Wills <markrobertwills@yahoo.co.uk> - 2013-10-02 08:25 -0700
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips rickman <gnuarm@gmail.com> - 2013-10-02 23:13 -0400
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips Matthias Koch <matthias.koch@hot.uni-hannover.de> - 2013-10-25 12:46 +0200
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips the_gavino_himself <visphatesjava@gmail.com> - 2013-11-06 17:00 -0800
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips Brad Eckert <hwfwguy@gmail.com> - 2013-10-04 08:09 -0700
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips "Ed" <invalid@invalid.com> - 2013-10-05 11:45 +1000
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips gavino_himself <visploveslisp@gmail.com> - 2013-11-17 13:55 -0800
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips "Clyde W. Phillips Jr." <cwpjr02@gmail.com> - 2013-10-15 16:45 -0700
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips Spam@ControlQ.com - 2013-10-16 11:20 -0400
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips albert@spenarnc.xs4all.nl (Albert van der Horst) - 2013-10-17 12:03 +0000
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips Spam@ControlQ.com - 2013-10-17 11:40 -0400
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips albert@spenarnc.xs4all.nl (Albert van der Horst) - 2013-10-17 19:58 +0000
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips Spam@ControlQ.com - 2013-10-17 17:22 -0400
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips "Elizabeth D. Rather" <erather@forth.com> - 2013-10-17 11:45 -1000
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips Spam@ControlQ.com - 2013-10-18 13:33 -0400
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips gavino_himself <visploveslisp@gmail.com> - 2013-11-17 14:15 -0800
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-10-18 04:02 -0400
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips Stefan Mauerhofer <smauerhofer@androsoft.ch> - 2013-10-18 07:01 -0700
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips "Elizabeth D. Rather" <erather@forth.com> - 2013-10-18 08:53 -1000
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips c-gschuette@neogov.net - 2013-11-07 09:24 -0800
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips "Elizabeth D. Rather" <erather@forth.com> - 2013-11-07 07:38 -1000
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips "Rod Pemberton" <dont_use_email@xnohavenotit.cnm> - 2013-11-07 20:07 -0500
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips the_gavino_himself <visphatesjava@gmail.com> - 2013-11-16 10:00 -0800
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips "Rod Pemberton" <dont_use_email@xnohavenotit.cnm> - 2013-11-16 17:22 -0500
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips "Elizabeth D. Rather" <erather@forth.com> - 2013-11-16 13:53 -1000
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-11-17 04:17 -0600
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips Bernd Paysan <bernd.paysan@gmx.de> - 2013-11-17 15:21 +0100
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips "Elizabeth D. Rather" <erather@forth.com> - 2013-11-17 08:55 -1000
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-11-17 16:13 -0600
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips "Elizabeth D. Rather" <erather@forth.com> - 2013-11-17 12:37 -1000
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-10-18 21:19 -0400
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips gavino_himself <visploveslisp@gmail.com> - 2013-11-17 14:28 -0800
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips gavino_himself <visploveslisp@gmail.com> - 2013-11-17 14:34 -0800
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips "Elizabeth D. Rather" <erather@forth.com> - 2013-10-17 11:32 -1000
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-10-18 04:02 -0400
Re: Id love to surf web with 4megs ram forth pc using forth and forth chips gavino_himself <visploveslisp@gmail.com> - 2013-11-17 14:11 -0800
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