View difference between Paste ID: <a href="/YiLZ5we0">YiLZ5we0</a> and <a href="/nDgEfGwH">nDgEfGwH</a>

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1		;===============================================================
2		BC_Div_DE:
3		;===============================================================
4		;Performs BC/DE
5	-	;Speed: 1130+6b cycles
5	+	;Speed: 1150+6b cycles when DE<256 (1/256 of the time)
6	-	;Size: 27 bytes
6	+	; 688+6b cycles when DE>=256 (255/256 of the time)
7		; Avg = 716.88671875cc
8		;Size: 35 bytes
9		;Inputs:
10		; BC is the numerator
11		; DE is the denominator
12		;Outputs:
13		; BC is the quotient
14		; HL is the remainder
15		; DE is not changed
16		; A is 0
17		; z flag is set
18		; c flag is reset
19		;===============================================================
20		ld hl,0
21		ld a,b
22		ld b,16
23		inc d
24		dec d
25		jr z,loop
26		ld l,a
27		ld a,c
28		ld b,8
29		loop:
30		rl c
31		rla
32		adc hl,hl
33		sbc hl,de
34		jr nc,$+3
35		add hl,de
36		djnz loop
37		rl c
38		rla
39		cpl
40		ld b,a
41		ld a,c
42		cpl
43		ld c,a
44		ret