mirror of
https://github.com/cc65/cc65.git
synced 2024-12-26 08:32:00 +00:00
23 lines
379 B
ArmAsm
23 lines
379 B
ArmAsm
|
;
|
||
|
|
; Ullrich von Bassewitz, 21.08.1998
|
||
|
|
;
|
||
|
|
; CC65 runtime: Pop TOS into sreg
|
||
|
|
;
|
||
|
|
|
||
|
|
.export popsreg
|
||
|
|
.import incsp2
|
||
|
|
.importzp sp, sreg
|
||
|
|
|
||
|
|
popsreg:
|
||
|
|
pha ; save A
|
||
|
|
ldy #0
|
||
|
|
lda (sp),y ; get lo byte
|
||
|
|
sta sreg ; store it
|
||
|
|
iny
|
||
|
|
lda (sp),y ; get hi byte
|
||
|
|
sta sreg+1 ; store it
|
||
|
|
pla ; get A back
|
||
|
|
jmp incsp2 ; bump stack and return
|
||
|
|
|
||
|
|
|