Re: A92: Addressing mode

Re: A92: Addressing mode

• To: assembly-92@lists.ticalc.org
• Subject: Re: A92: Addressing mode
• From: Niklas Brunlid <e96nbr@efd.lth.se>
• Date: Mon, 29 Mar 1999 16:04:05 +0200
• Delivered-To: assembly-92-outgoing@towerguard.unix.edu.sollentuna.se
• Delivered-To: assembly-92@lists.ticalc.org
• In-Reply-To: <0036010002299373000002L132*@MHS>
• Reply-To: assembly-92@lists.ticalc.org

At 14:39 1999-03-29 +0200, you wrote:
>
> I'm a newbie to 68000 assembler but If I understand
>the 'M68000 Motorola Family Programmer's Reference Manual'
>(68kpm.pdf) correctly there is no addressing mode like
>'(A5,D7.w)' for the 68000. You should look at page 215 for
>the allowed addressing modes for LEA. For the 68000 it is
>allowed only to use constant displacements with address
>registers. The newer processors allow more flexible
>ways to address the memory.

Ummm... really? I see (d16, An) and (d8, An, Xn) clearly in the 68000 table
on page 215.
See pages 49-50 for descriptions of the formats.


Niklas Brunlid - http://www.efd.lth.se/~e96nbr
Random PQF Quote follows:

Rincewind could scream for mercy in nineteen languages, and just scream in
another forty-four.
        -- (Terry Pratchett, Interesting Times)

• Re: A92: Addressing mode
• From: <Bernd.Birkenbach@degussa-huels.de>

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