Re: A89: A simple? Question

To: <assembly-89@lists.ticalc.org>
Subject: Re: A89: A simple? Question
From: "Dux Gregis" <assets@eden.rutgers.edu>
Date: Sat, 24 Oct 1998 15:49:33 -0400
Delivered-To: assembly-89-outgoing@towerguard.unix.edu.sollentuna.se
Reply-To: assembly-89@lists.ticalc.org





>
>argh.. i don't see what's wrong.. if i change the jrs at the bottom to jsr,
>it compiles but crashes.. help?
>-Ahmed
>
>At 02:56 PM 10/24/98 -0400, you wrote:
>>
>>nevermind, I see what's wrong.. maybe we should tell Rusty to fix hello
>>world also.. by the way, someone please answer my question about the 4 on
>>the stack.. also, what is pc again?
>>-Ahmed
>>
>>At 02:53 PM 10/24/98 -0400, you wrote:
>>>
>>>Hello, can someone tell me what is wrong with this :(  It doesn't want to
>>>compile :( I am doing it with PlusShell stuff.
>>>Also, why do you load 4 on the stack at first?
>>>
>>>-Ahmed
>>>
>>> include "tios.h"
>>> include "util.h"
>>>
>>> xdef _main
>>> xdef _comment
>>> xdef _ti89
>>>
>>>_main:
>>> jsr util::clr_scr
>>> move.w #4,-(a7)
>>> lea string(pc),a0
>>> move.l a0,-(a7)
>>> move.w #0,-(a7)
>>> move.w #0,-(a7)
>>> jsr tios::DrawStrXY
>>> add.l #10,(a7)

maybe this should be: add.l #10,a7

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