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Groups > comp.lang.forth > #29653
| From | Melzzzzz <mel@zzzzz.invalid> |
|---|---|
| Newsgroups | comp.lang.forth |
| Subject | Re: Forth vs Java in calculating partial sum ;) |
| Date | 2014-04-15 04:18 +0200 |
| Organization | None |
| Message-ID | <lii4u9$p42$1@solani.org> (permalink) |
| References | <libs3f$2r2$2@news.albasani.net> <7x7g6upizf.fsf@ruckus.brouhaha.com> <lihfkl$g58$5@news.albasani.net> <534c6c9c.421218876@news.demon.co.uk> |
On Mon, 14 Apr 2014 23:20:57 GMT stephenXXX@mpeforth.com (Stephen Pelc) wrote: > On Mon, 14 Apr 2014 22:15:17 +0200, Melzzzzz <mel@zzzzz.com> wrote: > > >> > bmaxa@maxa:~/examples/forth$ time gforth-fast -m 400M cumul.fs -e > >> > bye ... > >> > bmaxa@maxa:~/examples/forth$ time java Cumul ... > >> > >> What, you're comparing a compiler against an interpreter (gforth) > >> and saying the difference comes from division by constant > >> optimization? Try comparing against iforth or vfx. > > > > >Then I tried vfxforth and it runs without installing > >but it looks overly complicated to me to compile, > >as it seems there is no command line option, rather > >I have to write some code in order to compile? > > RTFM. vfxforth treats the rest of the command line as Forth > source code to interpret, e.g. > vfxlin include cumul.fs > > Stephen > Thanks, I tweaked it to use (ticks) instead of utime and this is result: bmaxa@maxa:~/vfxforth/VfxLinEval/Bin$ time ./vfxlin include ../Lib/Ndp387.fth include /home/bmaxa/examples/forth/cumul.fs VFX Forth for Linux IA32 © MicroProcessor Engineering Ltd, 1998-2013 Version: 4.62 [build 0522] Build date: 4 November 2013 Free dictionary = 7900431 bytes [7715kb] Including ../Lib/Ndp387.fth Including /home/bmaxa/examples/forth/cumul.fs 238.09524 555.55556 262486571 real 0m0.330s user 0m0.313s sys 0m0.016s It is much faster than gforth but still slower than Java. -- Click OK to continue...
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Forth vs Java in calculating partial sum ;) Melzzzzz <mel@zzzzz.com> - 2014-04-12 19:11 +0200
Re: Forth vs Java in calculating partial sum ;) Paul Rubin <no.email@nospam.invalid> - 2014-04-12 10:15 -0700
Re: Forth vs Java in calculating partial sum ;) Melzzzzz <mel@zzzzz.com> - 2014-04-14 22:15 +0200
Re: Forth vs Java in calculating partial sum ;) stephenXXX@mpeforth.com (Stephen Pelc) - 2014-04-14 23:20 +0000
Re: Forth vs Java in calculating partial sum ;) Melzzzzz <mel@zzzzz.invalid> - 2014-04-15 04:18 +0200
Re: Forth vs Java in calculating partial sum ;) m.a.m.hendrix@tue.nl - 2014-04-15 00:32 -0700
Re: Forth vs Java in calculating partial sum ;) stephenXXX@mpeforth.com (Stephen Pelc) - 2014-04-15 11:33 +0000
Re: Forth vs Java in calculating partial sum ;) Melzzzzz <mel@zzzzz.com> - 2014-04-15 15:55 +0200
Re: Forth vs Java in calculating partial sum ;) anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2014-04-15 14:44 +0000
Re: Forth vs Java in calculating partial sum ;) Paul Rubin <no.email@nospam.invalid> - 2014-04-15 09:00 -0700
Re: Forth vs Java in calculating partial sum ;) Melzzzzz <mel@zzzzz.invalid> - 2014-04-15 19:38 +0200
Re: Forth vs Java in calculating partial sum ;) mhx@iae.nl - 2014-04-15 11:41 -0700
Re: Forth vs Java in calculating partial sum ;) Melzzzzz <mel@zzzzz.com> - 2014-04-16 07:10 +0200
Re: Forth vs Java in calculating partial sum ;) Melzzzzz <mel@zzzzz.com> - 2014-04-16 07:24 +0200
Re: Forth vs Java in calculating partial sum ;) anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2014-04-16 10:24 +0000
Re: Forth vs Java in calculating partial sum ;) mhx@iae.nl - 2014-04-12 13:01 -0700
Re: Forth vs Java in calculating partial sum ;) mhx@iae.nl - 2014-04-12 13:06 -0700
Re: Forth vs Java in calculating partial sum ;) Paul Rubin <no.email@nospam.invalid> - 2014-04-12 15:49 -0700
Re: Forth vs Java in calculating partial sum ;) mhx@iae.nl - 2014-04-12 23:00 -0700
Re: Forth vs Java in calculating partial sum ;) Paul Rubin <no.email@nospam.invalid> - 2014-04-13 00:14 -0700
Re: Forth vs Java in calculating partial sum ;) mhx@iae.nl - 2014-04-13 02:03 -0700
Re: Forth vs Java in calculating partial sum ;) Bernd Paysan <bernd.paysan@gmx.de> - 2014-04-13 14:52 +0200
Re: Forth vs Java in calculating partial sum ;) "WJ" <w_a_x_man@yahoo.com> - 2014-12-12 23:45 +0000
Re: Forth vs Java in calculating partial sum ;) mhx@iae.nl - 2014-04-12 13:33 -0700
Re: Forth vs Java in calculating partial sum ;) Bernd Paysan <bernd.paysan@gmx.de> - 2014-04-12 22:50 +0200
Re: Forth vs Java in calculating partial sum ;) Melzzzzz <mel@zzzzz.invalid> - 2014-04-13 03:30 +0200
Re: Forth vs Java in calculating partial sum ;) anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2014-04-13 13:43 +0000
Re: Forth vs Java in calculating partial sum ;) Andrew Haley <andrew29@littlepinkcloud.invalid> - 2014-04-15 10:05 -0500
Re: Forth vs Java in calculating partial sum ;) "WJ" <w_a_x_man@yahoo.com> - 2014-12-05 05:46 +0000
Re: Forth vs Java in calculating partial sum ;) "WJ" <w_a_x_man@yahoo.com> - 2014-12-10 09:50 +0000
Re: Forth vs Java in calculating partial sum ;) "WJ" <w_a_x_man@yahoo.com> - 2014-12-10 18:29 +0000
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