1
0
mirror of https://github.com/hsoft/collapseos.git synced 2024-12-26 05:28:05 +11:00
collapseos/blk/048
Virgil Dupras f54b1dc504 Add 2>R and 2R>
This allows us to make DO..LOOP more compact.
2020-05-06 09:55:05 -04:00

19 lines
384 B
Plaintext

Return Stack
>R n -- R:n Pops PS and push to RS
2>R x y -- R:x y Equivalent to SWAP >R >R
R> R:n -- n Pops RS and push to PS
2R> R:x y -- x y Equivalent to R> R> SWAP
I -- n Copy RS TOS to PS
I' -- n Copy RS second item to PS
J -- n Copy RS third item to PS