Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Posting-Version: version B 2.10.2 9/5/84; site ism780c.UUCP
Path: utzoo!linus!decvax!ittatc!dcdwest!sdcsvax!sdcrdcf!ism780c!tim
From: tim@ism780c.UUCP (Tim Smith)
Newsgroups: net.arch
Subject: Re: Addressing modes
Message-ID: <736@ism780c.UUCP>
Date: Fri, 21-Feb-86 21:14:14 EST
Article-I.D.: ism780c.736
Posted: Fri Feb 21 21:14:14 1986
Date-Received: Mon, 24-Feb-86 21:08:54 EST
References: <137@hhb.UUCP>
Reply-To: tim@ism780c.UUCP (Tim Smith)
Organization: Interactive Systems Corp., Santa Monica, CA
Lines: 13

In article <137@hhb.UUCP> mlopes@hhb.UUCP (Marco Lopes) writes:
>
> Functionally, there is no problem with register direct and
> register indirect as the only addressing modes.  Any other modes
> can be simulated with them.  Immediate addressing would be
> simulated by allocating a memory location for the immediate
> value, and loading its address into a register.  Now you you can
	     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> use register indirect to load the value into another register.

But how do you load THAT register?
-- 
Tim Smith       sdcrdcf!ism780c!tim || ima!ism780!tim || ihnp4!cithep!tim