mirror of
https://github.com/hsoft/collapseos.git
synced 2024-11-23 19:38:05 +11:00
440ea43a88
Initially, I used the same letters as those used in the z80 ref docs, but it makes the different assemblers harder to use than they should. Having consistent "argtype" rules across assemblers should help.
14 lines
214 B
Plaintext
14 lines
214 B
Plaintext
( b r -- )
|
|
: OP2br
|
|
CREATE C,
|
|
DOES>
|
|
0xcb A,
|
|
C@ ( b r op )
|
|
ROT ( r op b )
|
|
<<3 ( r op b<<3 )
|
|
OR OR A,
|
|
;
|
|
0xc0 OP2br SET,
|
|
0x80 OP2br RES,
|
|
0x40 OP2br BIT,
|