[A83] Re: Official H**s Replacement Commands (OT)


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[A83] Re: Official H**s Replacement Commands (OT)




>Amazing.... if I programmed Nifty this way, I already had to make it a
>multipage app. Hm imagine 2k -> 32 k.

Wow! That's 'quality programming'

>BTW, what assembler do you use?

Me uses TASM

>> The hays site has been down for a week or so actually.
>Weird I haven't seen it on ticalc.org's news ;-)
>
>HRC 5a:
>call/ret replacement:
>call(xxxx) =
>
>ld hl,label
>ld iy,0000 ;the hays push routine
>add iy,sp
>ld (iy+0),h
>dec iy
>ld (iy+0),l
>
>ld hl,xxxx
>jp (hl)
>:label

>ret =
>
>ld iy,0000 ;the hays pop routine
>add iy,sp
>inc iy
>ld (iy+0),l
>inc iy
>ld (iy+0),h
>jp (hl)

Cool!

>> Hmm, I was thinking more along the lines of recursion to clear the
screen.
>> Maybe something like this. I got a bit lazy in the clear loop though.
>>
>> ld a,plotsscreen >> 8
>> call SetHtoA
>> ld a,plotsscreen & 255
>> call SetLtoA
>> ld a,3
>> call SetBtoA
>> call SetAto0
>> ld a,0
>> call SetCtoA
>> call SetIXtoHL
>> @clr res 7,[ix]
>> res 6,[ix]
>> res 5,[ix]
>> res 4,[ix]
>> res 3,[ix]
>> res 2,[ix]
>> res 1,[ix]
>> res 0,[ix]
>> ld a,ixl
>> add a,1
>> ld ixl,a
>> ld a,ixh
>> adc a,0
>> ld ixh,a
>> ld a,c
>> sub 1
>> ld c,a
>> ld a,b
>> sbc a,0
>> ld b,a
>> bit 7,b
>> jr nz,@skip
>> bit 6,b
>> jr nz,@skip
>> bit 5,b
>> jr nz,@skip
>> bit 4,b
>> jr nz,@skip
>> bit 3,b
>> jr nz,@skip
>> bit 2,b
>> jr nz,@skip
>> bit 1,b
>> jr nz,@skip
>> bit 0,b
>> jr nz,@skip
>> bit 7,c
>> jr nz,@skip
>> bit 6,c
>> jr nz,@skip
>> bit 5,c
>> jr nz,@skip
>> bit 4,c
>> jr nz,@skip
>> bit 3,c
>> jr nz,@skip
>> bit 2,c
>> jr nz,@skip
>> bit 1,c
>> jr nz,@skip
>> bit 0,c
>> jr nz,@skip
>> pop ix
>> jp [ix]
>> @skip call @clr
>> jp [ix]
>>
>> SetIXtoHL:
>> call SetAto0
>> ld ixh,a
>> ld ixl,a
>> @loop add ix,ix
>> add hl,hl
>> jp c,@skip
>> inc ix
>> inc a
>> @skip bit 7,a
>> jp nz,@loop
>> bit 6,a
>> jp nz,@loop
>> bit 5,a
>> jp nz,@loop
>> bit 4,a
>> jp z,@loop
>> bit 3,a
>> jp nz,@loop
>> bit 2,a
>> jp nz,@loop
>> bit 1,a
>> jp nz,@loop
>> bit 0,a
>> jp nz,@loop
>> pop hl
>> jp [hl]
>>
>> SetAto0:
>> res 7,a
>> res 6,a
>> res 5,a
>> res 4,a
>> res 3,a
>> res 2,a
>> res 1,a
>> res 0,a
>> pop ix
>> jp [ix]
>>
>> SetBtoA:
>> res 7,b
>> res 6,b
>> res 5,b
>> res 4,b
>> res 3,b
>> res 2,b
>> res 1,b
>> res 0,b
>> @loop inc b
>> dec a
>> jp nz,@skip
>> pop ix
>> jp [ix]
>> @skip call @loop
>> pop ix
>> jp [ix]
>>
>> SetCtoA:
>> res 7,c
>> res 6,c
>> res 5,c
>> res 4,c
>> res 3,c
>> res 2,c
>> res 1,c
>> res 0,c
>> @loop inc c
>> dec a
>> jp nz,@skip
>> pop ix
>> jp [ix]
>> @skip call @loop
>> pop ix
>> jp [ix]
>>
>> SetHtoA:
>> res 7,h
>> res 6,h
>> res 5,h
>> res 4,h
>> res 3,h
>> res 2,h
>> res 1,h
>> res 0,h
>> @loop inc h
>> dec a
>> jp nz,@skip
>> pop ix
>> jp [ix]
>> @skip call @loop
>> pop ix
>> jp [ix]
>>
>> SetLtoA:
>> res 7,l
>> res 6,l
>> res 5,l
>> res 4,l
>> res 3,l
>> res 2,l
>> res 1,l
>> res 0,l
>> @loop inc l
>> dec a
>> jp nz,@skip
>> pop ix
>> jp [ix]
>> @skip call @loop
>> pop ix
>> jp [ix]
>>
>> -----Original Message-----
>> From: assembly-83-bounce@lists.ticalc.org
>> [mailto:assembly-83-bounce@lists.ticalc.org]On Behalf Of Hyperbyte
>> Sent: Tuesday, July 03, 2001 10:05 AM
>> To: assembly-83@lists.ticalc.org
>> Subject: [A83] Re: Official H**s Replacement Commands & Questions &
>> PulseWidthModulation
>>
>>
>>
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