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clean up table format, add header

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Nick Briggs
2020-09-16 15:16:52 -07:00
parent 4f3e4e48c6
commit 11690d0f9c
1 changed files with 1 additions and 3 deletions
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NEWCDRCODING.md
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@@ -1,3 +1,4 @@
# CDR CODING in cons cells
The cdr-code is a 4-bit field of a 32-bit cons cell.
It is treated as an on-page indicator bit and a 3-bit scaled offset.
@@ -11,6 +12,3 @@ on-page| offset | interpretation
1 | 1 - 7 | CDR is at 2*offset (counted in 32-bit cells) on same page
0 | 0 | CDR is indirect, CDR(car)
0 | 1 - 7 | CDR is not a cons cell but is in the car of cell at 2*offset on same page
-------|--------|----------------------------------------------------------------------------