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Programming:Bubble sort
2019-01-27T09:29:20Z
<p>Wokani: </p>
<hr />
<div>Does a bubble sort (ascending) on a memory range.<br />
<br />
<pre><br />
;<br />
; Usage: HL - address of table, C - number of bytes to sort<br />
; call bubble<br />
; Destroys: abcdefhlix<br />
;<br />
FLAG EQU 7<br />
<br />
bubble ld (temp), hl<br />
again ld ix, (temp)<br />
res FLAG, h<br />
ld b, c<br />
dec b<br />
<br />
next ld a, (ix)<br />
ld d, a<br />
ld e, (ix + 1)<br />
sub e<br />
jr c, noswitch<br />
<br />
xchange ld (ix), e<br />
ld (ix + 1), d<br />
set FLAG, h<br />
<br />
noswitch inc ix<br />
djnz next<br />
bit FLAG, h<br />
jr nz, again<br />
ret<br />
<br />
temp db 0<br />
</pre><br />
<br />
[[Category:Programming]]</div>
Wokani