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Subject: Re: Symbolic: The KBNK recognizer

Author: Ian Osgood

Date: 17:20:46 02/24/04

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On February 23, 2004 at 15:45:04, Russell Reagan wrote:

>On February 23, 2004 at 13:52:47, Christophe Theron wrote:
>
>>Forth...
>
>>It is fast, efficient...
>
>I have heard this about Forth. Is it really comparable to the speeds of C? I
>couldn't find many benchmarks, but I did find one (from 2001). It showed Forth
>(gforth) to be the same distance (~50 points) from Java (Sun's java) as Java is
>from C (gcc). Python and Perl are the same distance behind Forth, and Python is
>certainly not known for being fast.

Ancient history for gforth, and gforth itself is more of a Forth interpreter
than
a Forth compiler.  There are many free and professional Forth compilers out
there.  Free: iForth, bigForth, kForth.  Commercial: VfxForth, SwiftForth.
The state of the art compilers are comparable (say -20%) to modern C compilers.
One must note that the focus is more on embedded processors than
workstation processors, so they use fewer tricks to take advantage of
pipelines and cache logic.

Ian



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