uphl
uphl
ld a,h
dec h
and 7
ret nz
ld a,l
sub 32
ld l,a
ld a,h
ret c
add a,8
ld h,a
ret
Slower alternative:
uphl ld a,h
dec h
and 7
ret nz
ld a,l
sub 32
ld l,a
ld a,h
jr c,uphl2
add a,8
ld h,a
uphl2 cp 64
ret nc
ld h,87
ret
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