mirror of
https://github.com/hsoft/collapseos.git
synced 2024-12-26 17:18:05 +11:00
11 lines
297 B
Plaintext
11 lines
297 B
Plaintext
|
( ex: L1 LBL! .. L1 @ RJMP, )
|
||
|
|
: LBL! ( l -- ) PC SWAP ! ;
|
||
|
|
( ex: L1 FLBL, .. RJMPOP L1 FLBL! )
|
||
|
|
: FLBL, ( l -- ) LBL! 0 A,, ;
|
||
|
|
: FLBL! ( op l -- )
|
||
|
|
@ DUP PC -^ 1- ( op l off )
|
||
|
|
ROT 8 LSHIFT OR ( l op' )
|
||
|
|
( warning: l is a PC offset, not a mem addr! )
|
||
|
|
SWAP 2 * ORG @ + ( op' addr ) ! ;
|
||
|
|
|