34 Commits

Author	SHA1	Message	Date
Virgil Dupras	8fbbf5209a	Copy sdc driver to blkfs	2020-04-23 13:55:00 -04:00
Virgil Dupras	a19376df6c	Copy ACIA driver to blkfs ... We can get rid of acia.z80, but not of acia.fs yet, we still need it.	2020-04-23 12:42:41 -04:00
Virgil Dupras	503dbe9a2c	Copy boot.z80 to blkfs	2020-04-22 21:19:12 -04:00
Virgil Dupras	338769a0a8	z80a: add PUSH0, PUSH1, PUSHZ, macros	2020-04-22 19:03:32 -04:00
Virgil Dupras	7a0e63746f	parse: don't validate 0x and 0b lengths ... It doesn't serve much purpose and takes up many precious bytes. And, after all, parsed didn't do it either...	2020-04-21 20:40:23 -04:00
Virgil Dupras	372524fd19	Move xcomp to blocks	2020-04-21 20:30:14 -04:00
Virgil Dupras	446ce574cd	Add words "'S" and "S0"	2020-04-21 07:45:23 -04:00
Virgil Dupras	0438cb92fe	Add word "ROLL"	2020-04-20 23:06:39 -04:00
Virgil Dupras	2de1eabaa6	z80a: add LDIR, LDDR, and friends	2020-04-20 21:36:29 -04:00
Virgil Dupras	41ed70f8cb	z80c: Add word "PICK"	2020-04-20 21:22:07 -04:00
Virgil Dupras	58c017448f	z80a: add JPccnn,	2020-04-20 21:18:33 -04:00
Virgil Dupras	d466c6d95d	emul: make stage2 load z80a from blkfs ... This allows us to remove forth/z80a.fs. Another big step towards self-hosting!	2020-04-19 21:31:41 -04:00
Virgil Dupras	0892193cbe	Copy z80a.fs to disk blocks ... I don't remove z80a.fs yet because build process needs it, but that will change shortly.	2020-04-19 20:36:13 -04:00
Virgil Dupras	f3c92684a0	link: improve reliability by never relinking last word ... It's not possible to reliably determine its end and with some memory initialization scenarios, it makes RLDICT fail.	2020-04-18 16:51:48 -04:00
Virgil Dupras	b062a9092a	parse: use "0<" instead of "0 <" ... As I wrote in my "Clarify signed-ness" commit, "0 <" is broken. Also, made this unit a bit more compact. The RC2014 stage1 can really use some breathing room...	2020-04-18 09:18:09 -04:00
Virgil Dupras	66f65daa08	Add word LEAVE	2020-04-18 08:37:57 -04:00
Virgil Dupras	2cadae260d	editor: add "U" word	2020-04-17 07:51:59 -04:00
Virgil Dupras	9edab10a3a	blk: add dirty flag and auto write blocks on fetch ... Also, fix some PSP leaks related to LOAD.	2020-04-16 20:59:20 -04:00
Virgil Dupras	79ce88c12c	tools: add blkunpack ... and remove cfspack, which will not ever be used again.	2020-04-16 19:44:17 -04:00
Virgil Dupras	5cb4a7de9a	Add word "C@+"	2020-04-16 18:58:11 -04:00
Virgil Dupras	57e20f0532	Block explorer upgraded to block editor!	2020-04-16 15:59:43 -04:00
Virgil Dupras	5067d40e3b	Add CASE..OF words	2020-04-16 15:07:31 -04:00
Virgil Dupras	4eca827d36	First function application: Block explorer!	2020-04-15 22:39:14 -04:00
Virgil Dupras	5d4155aa32	Add words 1+ 2+ 1- 2- and consts 0 1 -1 ... Saves quite a few bytes in the final binary.	2020-04-15 21:29:39 -04:00
Virgil Dupras	0750e8d0c0	Use IY for IP instead of RAM+06	2020-04-15 17:01:15 -04:00
Virgil Dupras	d8de8a058a	Make word routine refs 1b instead of 2 ... Saves quite a bit of binary space. More than 300 bytes in forth1.bin	2020-04-15 15:16:11 -04:00
Virgil Dupras	22f132094a	Clarify signed-ness ... And fix broken negative display in ".".	2020-04-15 12:29:47 -04:00
Virgil Dupras	2439f1ed86	Change SCMP for S= ... Remove flagsToBC boot routine.	2020-04-15 12:19:58 -04:00
Virgil Dupras	415bd7a169	Support nested LOAD	2020-04-14 21:04:07 -04:00
Virgil Dupras	aec19e5c87	Add word "LOAD"	2020-04-14 18:15:07 -04:00
Virgil Dupras	a67101fb8b	Add word "EMPTY"	2020-04-14 16:07:07 -04:00
Virgil Dupras	b8dd86bd18	Move notes.txt in blk	2020-04-14 14:54:42 -04:00
Virgil Dupras	1efb2821e3	Make usage and dictionary documentation in-system	2020-04-14 10:04:09 -04:00
Virgil Dupras	d4cdb659b4	tools: add blkpack	2020-04-13 22:05:03 -04:00