[A83] Re: _pointhlind

To: assembly-83@lists.ticalc.org
Subject: [A83] Re: _pointhlind
From: "Tijl Coosemans" <tijlc@hotmail.com>
Date: Tue, 26 Jun 2001 13:40:17 +0200
Reply-To: assembly-83@lists.ticalc.org


> > > > Are there on the 83+ equivalents for _pointHLind
> > > > and _A2pointHLind on the 83? It seems not but
> > > > just wanted to make sure.
> > > >
> > > > Tijl Coosemans

> > > What do they do?
> > > I can't find "pointh"
> > >
> > > Ronald

> > _A2pointHLind:
> >    add   a,a
> > _pointHLind:
> >    ld    d,0
> >    ld    e,a
> >    add   hl,de
> >    jp    _loadHLind
> >
> > As you see it adds A or twice A to HL and
> > then loads L (and A) with (HL) and H with
> > (HL+1). It's easy to use with a pointer
> > table. You just load HL with the start of the
> > table and A with which pointer you want. Call
> > the routine and voilà, you got the pointer.
> > But it seems these routines don't exist on
> > the +.

>Why don't just add them at the end of your program?

Sure, but that would be stupid if they existed. And that's why I asked.
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