mirror of
https://github.com/hsoft/collapseos.git
synced 2024-12-25 16:08:06 +11:00
9 lines
290 B
Plaintext
9 lines
290 B
Plaintext
( a -- k12, absolute addr a, relative to PC in a k12 addr )
|
|
: _r7ffc DUP 0x7ff > IF _oor THEN ;
|
|
: _raddr12
|
|
PC - DUP 0< IF 0x800 + _r7ffc 0x800 OR ELSE _r7ffc THEN ;
|
|
: RJMP ( a -- op ) _raddr12 0xc000 OR ;
|
|
: RCALL ( a -- op ) _raddr12 0xd000 OR ;
|
|
: RJMP, RJMP A,, ;
|
|
: RCALL, RCALL A,, ;
|