mirror of
https://github.com/cc65/cc65.git
synced 2024-11-02 18:06:48 +00:00
6d498d8187
to emulate these functions on platforms where one or more of these functions are not available (PET, CBM-II). git-svn-id: svn://svn.cc65.org/cc65/trunk@1544 b7a2c559-68d2-44c3-8de9-860c34a00d81
26 lines
599 B
ArmAsm
26 lines
599 B
ArmAsm
;
|
|
; Marc 'BlackJack' Rintsch, 11.06.1999
|
|
;
|
|
; unsigned char __fastcall__ cbm_k_save(unsigned int start, unsigned int end);
|
|
;
|
|
|
|
.export _cbm_k_save
|
|
.import SAVE
|
|
.import popax
|
|
.importzp ptr1, tmp1
|
|
|
|
|
|
_cbm_k_save:
|
|
sta tmp1 ; store end address
|
|
stx tmp1+1
|
|
jsr popax ; pop start address
|
|
sta ptr1
|
|
stx ptr1+1
|
|
lda #ptr1
|
|
ldx tmp1
|
|
ldy tmp1+1
|
|
jsr SAVE
|
|
bcs @NotOk
|
|
lda #0
|
|
@NotOk: rts
|