Commit Graph

23 Commits

Author SHA1 Message Date
Virgil Dupras
d6516e2122 forth: Forth-ify "2*" stack management words 2020-03-24 14:44:10 -04:00
Virgil Dupras
67c55b0b2f forth: Forth-ify ROT, a native word!
This requires us to significantly adjust our build process, which
now has 3 stages.
2020-03-24 13:46:05 -04:00
Virgil Dupras
ca7c21d49f forth: make "(entry)" call WORD itself
Otherwise, when a defining word would be called outside a definition
itself, it would get the name of the last parsed word, that is,
itself!

For example, dummy.fs, instead of creating a "_______" entry, created
a "(entry)" entry...
2020-03-22 22:27:54 -04:00
Virgil Dupras
ffe61a12f8 forth: make prev word field relative
This should help with upcoming challenges in bootstrapping z80 code
compiled through Forth.
2020-03-22 17:41:59 -04:00
Virgil Dupras
46833f3819 forth: Forth-ify "LIT", "LITS", "LIT<" 2020-03-22 11:56:40 -04:00
Virgil Dupras
54fd5fbb2b forth: Forth-ify "CREATE" 2020-03-22 11:49:09 -04:00
Virgil Dupras
1e886f5f34 forth: add word "ROUTINE" 2020-03-22 11:25:39 -04:00
Virgil Dupras
33e47d4938 forth: begin z80 assembler 2020-03-21 21:23:13 -04:00
Virgil Dupras
ac914c3847 forth: consolidation 2020-03-21 18:40:30 -04:00
Virgil Dupras
f4b969986d forth: Forth-ify "."" 2020-03-21 17:21:01 -04:00
Virgil Dupras
def4ebd7ea forth: add word "LITS" 2020-03-21 16:31:53 -04:00
Virgil Dupras
145fdd8e05 forth: rename "LITS" to "LIT<" 2020-03-21 16:27:21 -04:00
Virgil Dupras
4627e1c977 forth: Forth-ify "ABORT"" 2020-03-21 16:17:51 -04:00
Virgil Dupras
6487c713ef forth: fix prompt in QUIT conditions 2020-03-21 15:22:37 -04:00
Virgil Dupras
9791c0957d forth: make readline skip prompt when appropriate 2020-03-21 14:59:12 -04:00
Virgil Dupras
b47a3ee234 forth: add words "AND", "OR", "XOR" 2020-03-21 14:47:38 -04:00
Virgil Dupras
c1ece95089 forth: implement readline in Forth
The commit ended up being much bigger than anticipated. This was a long thread
of underlying complexities. This lead to the creation of interesting concepts
such as (sysv).
2020-03-21 12:57:49 -04:00
Virgil Dupras
2feb246334 forth: give WORD its own buffer
You'll soon see where I'm going with this...
2020-03-19 21:56:53 -04:00
Virgil Dupras
61abafbc1a forth: a little housekeeping 2020-03-19 21:45:27 -04:00
Virgil Dupras
abb84b01db forth: Word-ify "readword" 2020-03-19 21:40:35 -04:00
Virgil Dupras
5458a1f7ff forth: a little housekeeping 2020-03-19 17:39:44 -04:00
Virgil Dupras
cf95bbcace forth: inline kernel/stdio 2020-03-19 17:26:45 -04:00
Virgil Dupras
6134694513 forth: put all ASM code in the same file 2020-03-19 17:01:15 -04:00