mirror of https://github.com/cc65/cc65.git
36 lines
1.0 KiB
ArmAsm
36 lines
1.0 KiB
ArmAsm
;
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; Ullrich von Bassewitz, 08.08.1998
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;
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; void __fastcall__ chlinexy (unsigned char x, unsigned char y, unsigned char length);
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; void __fastcall__ chline (unsigned char length);
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;
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.export _chlinexy, _chline, chlinedirect
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.import gotoxy, cputdirect
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.include "zeropage.inc"
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.include "apple2.inc"
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_chlinexy:
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pha ; Save the length
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jsr gotoxy ; Call this one, will pop params
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pla ; Restore the length and run into _chline
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_chline:
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.ifdef __APPLE2ENH__
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ldx #'_' | $80 ; Underscore, screen code
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.else
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ldx #'-' | $80 ; Minus, screen code
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.endif
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chlinedirect:
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stx tmp1
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cmp #$00 ; Is the length zero?
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beq done ; Jump if done
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sta tmp2
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: lda tmp1 ; Screen code
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jsr cputdirect ; Direct output
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dec tmp2
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bne :-
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done: rts
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