cc65/libsrc/gamate/waitvblank.s
2015-11-29 01:14:59 +01:00

20 lines
326 B
ArmAsm

;
; void waitvblank (void);
;
.include "gamate.inc"
.include "extzp.inc"
.forceimport ticktock
.export _waitvblank
; FIXME: is this actually correct?
.proc _waitvblank
lda tickcount
@lp: cmp tickcount
beq @lp
rts
.endproc