1
0
mirror of https://github.com/hsoft/collapseos.git synced 2024-11-06 03:20:56 +11:00
collapseos/blk/823
Virgil Dupras cd514e6cd6 pcat: add PSP checks in all native words
Also, fix (roll) which wasn't properly implemented.
2020-06-21 14:07:02 -04:00

13 lines
453 B
Plaintext

CODE DUP 1 chkPS, AX POPx, AX PUSHx, AX PUSHx, ;CODE
CODE ?DUP 1 chkPS, AX POPx, AX AX ORxx, AX PUSHx,
IFNZ, AX PUSHx, THEN, ;CODE
CODE DROP 1 chkPS, AX POPx, ;CODE
CODE SWAP AX POPx, BX POPx, AX PUSHx, BX PUSHx, ;CODE
CODE OVER ( a b -- a b a ) 2 chkPS,
DI SP MOVxx, AX [DI] 2 MOVx[]+, AX PUSHx, ;CODE
CODE PICK
DI POPx, DI SHLx1, ( x2 )
CX DI MOVxx, CX 2 ADDxi, CALLn, lblchkPS @ RPCn,
DI SP ADDxx, DI [DI] MOVx[], DI PUSHx,
;CODE