Hi Everyone, Those interested in these new developments, please let me know if you have trouble downloading from dedicatedcomputer.ca/test there should be at least 2 files zipped, macros.h and dict_prims.c
Regards, John S On Wed, Jan 28, 2026 at 4:49 PM John Sarabacha <[email protected]> wrote: > Hi Tristan, > The main problem with the portable C approach for forth is that the > interpreter (ITC) consumes a lot of mcu cycles so you need assembler code > at > some point to compensate. With just C this problem is amplified even when > optimized. > > Regards, > John S > > > On Wed, Jan 28, 2026 at 4:25 PM John Sarabacha <[email protected]> > wrote: > >> Hi Tristan, >> This is interesting, they use portable C for forth, whereas my approach >> is to use portable C to deliver assembler code for forth, by creating an >> abstraction layer for the mcu. This allows you to interface C routines and >> keep the performance of assembly code. >> >> Regards, >> John S >> >> >> On Wed, Jan 28, 2026 at 2:15 PM <[email protected]> wrote: >> >>> Hi John, >>> >>> Interesting. >>> >>> A different target in that of an embedded mcu, but perhaps some >>> parallels with ATLAST [1]. The links in the Documentation section (of >>> [1]) give an interesting history and rationale. >>> >>> Best wishes, >>> Tristan >>> >>> [1] https://github.com/Fourmilab/atlast?tab=readme-ov-file >>> >>> >>> On 2026-01-23 18:40, John Sarabacha wrote: >>> > Hi Everyone, >>> > For using ITC and DTC based forth code the next step is making AmForth >>> > more >>> > portable. >>> > Any platform that supports C will be able to use amForth (as a >>> > subsystem). >>> > The terminology that I am using is that AmForth is the full >>> > independent >>> > system and amForth is a subsystem based on AmForth. >>> > The 1st step is moving the primary words to a form which is more >>> > portable >>> > across >>> > platforms using asm(...) calls with a C infrastructure. Then using >>> this >>> > as >>> > a foundation for all the words. >>> > >>> > Regards, >>> > John S >>> > >>> > _______________________________________________ >>> > Amforth-devel mailing list for http://amforth.sf.net/ >>> > [email protected] >>> > https://lists.sourceforge.net/lists/listinfo/amforth-devel >>> >>> >>> _______________________________________________ >>> Amforth-devel mailing list for http://amforth.sf.net/ >>> [email protected] >>> https://lists.sourceforge.net/lists/listinfo/amforth-devel >>> >> _______________________________________________ Amforth-devel mailing list for http://amforth.sf.net/ [email protected] https://lists.sourceforge.net/lists/listinfo/amforth-devel
