mirror of
https://github.com/cc65/cc65.git
synced 2024-10-31 04:04:49 +00:00
37 lines
640 B
ArmAsm
37 lines
640 B
ArmAsm
|
;
|
||
|
; Ullrich von Bassewitz, 06.08.1998
|
||
|
;
|
||
|
; void cputsxy (unsigned char x, unsigned char y, char* s);
|
||
|
; void cputs (char* s);
|
||
|
;
|
||
|
|
||
|
.export _cputsxy, _cputs
|
||
|
.import popa, _gotoxy, _cputc
|
||
|
.importzp ptr1, tmp1
|
||
|
|
||
|
_cputsxy:
|
||
|
sta ptr1 ; Save s for later
|
||
|
stx ptr1+1
|
||
|
jsr popa ; Get Y
|
||
|
jsr _gotoxy ; Set cursor, pop x
|
||
|
jmp L0 ; Same as cputs...
|
||
|
|
||
|
_cputs: sta ptr1 ; Save s
|
||
|
stx ptr1+1
|
||
|
L0: ldy #0
|
||
|
L1: lda (ptr1),y
|
||
|
beq L9 ; Jump if done
|
||
|
iny
|
||
|
sty tmp1 ; Save offset
|
||
|
jsr _cputc ; Output char, advance cursor
|
||
|
ldy tmp1 ; Get offset
|
||
|
bne L1 ; Next char
|
||
|
inc ptr1+1 ; Bump high byte
|
||
|
bne L1
|
||
|
|
||
|
; Done
|
||
|
|
||
|
L9: rts
|
||
|
|
||
|
|