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Author	SHA1	Message	Date
psf	342490230a	settle on unsigned comparison	2022-05-17 23:41:15 -07:00
psf	2543097fec	Tweak instruction set to accelerate some common tasks	2022-05-17 23:40:20 -07:00
psf	ca8ced9494	WORD no longer leaves delimiter on stack	2022-05-17 22:43:39 -07:00
psf	cd1310e803	forth!() macro, startup .fs, add build.sh	2022-05-17 22:30:29 -07:00
psf	c093bc96fe	combine in/out ops into io, add u< op, lots of condensing	2022-05-17 01:09:49 -07:00
psf	60da6e54a9	fix collision betweeen opcode and large literals	2022-05-15 21:51:30 -07:00
psf	bd55267c35	v2, now with a better-layered virtual stack CPU	2022-05-15 19:16:13 -07:00
Peter Fidelman	214a4917cd	add examples	2022-04-10 17:11:49 -07:00
Peter Fidelman	755d8e068b	add README	2022-04-10 16:34:08 -07:00
psf	07f935e38e	TODO list of upcoming features	2022-04-01 23:37:17 -07:00
psf	c0687799ec	variable, constant, forget	2022-03-27 21:17:01 -07:00
psf	182c374117	better error handling, + "ok" in interpret mode only	2022-03-27 14:38:44 -07:00
psf	0b11491963	autoexec, better size accounting	2022-03-27 13:56:39 -07:00
psf	995e712359	recursion and iteration	2022-03-27 13:22:35 -07:00
psf	c4f7fa6b93	oops, extra include	2022-03-27 01:40:48 -07:00
psf	aa3a9651a1	use _d suffix for words that needed a special dictionary version	2022-03-27 01:12:41 -07:00
psf	e204ae6da7	error checking (it's a start anyway)	2022-03-27 01:05:23 -07:00
psf	72dae5a249	user-callable return-stack juggling words that work correctly	2022-03-27 00:44:04 -07:00
psf	3aa9c06fd3	stack ops	2022-03-27 00:15:39 -07:00
psf	e594cb6298	alphabetized table!	2022-03-27 00:08:28 -07:00
psf	673e53349b	create, and all pieces needed for : ;	2022-03-26 23:49:25 -07:00
psf	75304a0c82	get rid of special words understood by outer interpreter	2022-03-26 21:11:55 -07:00
Peter Fidelman	a6e611ad2f	further prettification	2022-03-26 15:20:52 -07:00
Peter Fidelman	b7c07685c3	call	2022-03-26 15:05:00 -07:00
Peter Fidelman	4a718a7cee	prettification	2022-03-26 14:59:25 -07:00
Peter Fidelman	885f6b2a40	removed incorrect clamping of ShortName length to 3	2022-03-26 14:58:46 -07:00
Peter Fidelman	2adcf0ddea	shrink stacks (they were excessively huge)	2022-03-26 14:55:05 -07:00
Peter Fidelman	aeca252239	PHEW, much better	2022-03-26 14:21:02 -07:00
Peter Fidelman	9e13b11e6d	rearrange titanic deck chairs	2022-03-26 13:38:45 -07:00
psf	30cca5288e	BETRAYED by the unified primitive/dict table, see TODOs	2022-03-26 11:24:22 -07:00
psf	d40b9d17d5	compiling	2022-03-26 02:15:00 -07:00
psf	53521b70f4	immediate mode	2022-03-26 01:01:56 -07:00
psf	f2d9b7a092	fixed missing RETs, added sensible termination case	2022-03-26 00:10:11 -07:00
psf	b1a477ea99	ret with nothing on the return stack should exit	2022-03-25 23:30:18 -07:00
psf	c90591b864	outer interpreter does dictionary lookup, then executes via inner interpreter	2022-03-24 00:52:39 -07:00
psf	94b9fbbb0b	bugfix: long names weren't being truncated	2022-03-24 00:44:23 -07:00
psf	70fcc8e9a9	stored-program computer	2022-03-24 00:01:51 -07:00
psf	b864d77444	byte-addressable memory (was word-addressable)	2022-03-22 21:14:06 -07:00
psf	5e6b760ffe	rename rpn to outer (interpreter)	2022-03-22 21:13:17 -07:00
psf	6c4ef18244	Initial commit	2022-03-21 20:45:42 -07:00