[A83] Re: HL / 12 (fast)
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[A83] Re: HL / 12 (fast)
of course jr nc,$+1 should be jr nc,$+3
> From: "Tijl Coosemans" <tijl@ulyssis.org>
>
> ; de = hl / 12
> ; f,b,c,d,e,h,l destroyed
> ; 474-480 tstates w/o ret
>
> ld b,h
> ld c,l
> ld de,0
> add hl,hl
> rl e
> rl d
> add hl,hl
> rl e
> rl d
> add hl,bc
> jr nc,$+1
> inc de
> add hl,hl
> rl e
> rl d
> add hl,hl
> rl e
> rl d
> add hl,bc
> jr nc,$+1
> inc de
> add hl,hl
> rl e
> rl d
> add hl,hl
> rl e
> rl d
> add hl,bc
> jr nc,$+1
> inc de
> add hl,hl
> rl e
> rl d
> add hl,hl
> rl e
> rl d
> add hl,bc
> jr nc,$+1
> inc de
> add hl,hl
> rl e
> rl d
> add hl,hl
> rl e
> rl d
> add hl,bc
> jr nc,$+1
> inc de
> add hl,hl
> rl e
> rl d
> add hl,bc
> jr nc,$+1
> inc de
> add hl,hl
> rl e
> rl d
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