[A83] Re: dested register

To: assembly-83@lists.ticalc.org
Subject: [A83] Re: dested register
From: Xavier LaRue <paxl@videotron.ca>
Date: Tue, 7 May 2002 20:49:58 -0400
In-Reply-To: <000601c1f621$a4833360$0201a8c0@brinstar>
References: <5.1.0.14.2.20020316172945.00a668e8@mail.socket.net> <000601c1f621$a4833360$0201a8c0@brinstar>
Reply-To: assembly-83@lists.ticalc.org


Or just push it in the stack.. and pop it after :)

Xavier LaRue

On Tue, 7 May 2002 18:48:09 -0500
"David Phillips" <david@acz.org> wrote:

> 
> So save the register.  Generally, you store everything in memory locations
> (sometimes called variables), and load things into registers when necessary.
> You can't expect to write a non trivial program using just registers.
> 
> > I am using a sample program in ASM guru converted for ION.  That moves a
> > pixel around the screen.  However, they Y-postion (or the b register)
> seems
> > to get destroyed.  Thus, I can move a pixel up and down... but only on the
> > left side of the screen.
> 
> 
>