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Commit Graph

6 Commits

Author SHA1 Message Date
Virgil Dupras
2d2a846b25 Inline SCPY
I'm planning a string reform and it's standing in the way.
2020-05-24 14:19:25 -04:00
Virgil Dupras
ed2b91411a Limit ourselves to 8-bit branching
I'm planning on going back to 8-bit branching. 16-bit br cells incur
a non-negligible penalty and, while at first 64 words (128 bytes
forward or backward) seemed a bit limiting, I now don't see why one
would ever construct such a big branch. It would be un-forthy.

Also, I looked at using BC instead of IY to hold IP and the transition
would be a lot easier with 8-bit branching.

In this commit, all I do is add overflow checks in IF. The mechanic
below doesn't change. I'll give myself some time to think it over so
that I avoid yet another back and forth.
2020-05-24 10:16:25 -04:00
Virgil Dupras
bd38d80f9c Move Cross-compiled core from B390 to B350
and renamed it "Core words". Also, reworded the presentation.
2020-05-15 22:44:49 -04:00
Virgil Dupras
c681cb639d Add words >< and =><= 2020-05-04 22:30:29 -04:00
Virgil Dupras
3d908cef3a Move all parsing words to Inner core
This allows us to get rid of the (parse*) indirection.
2020-05-02 21:21:47 -04:00
Virgil Dupras
44403c3d4c Move icore to blkfs
The way is clear for complete stage1 bootstrapping on the RC2014
target!
2020-04-23 15:14:14 -04:00