Re: [stella] A question about ROR and ROL

Subject: Re: [stella] A question about ROR and ROL
From: "Andrew Davie" <adavie@xxxxxxxxxxxxxxxxx>
Date: Wed, 15 Sep 1999 08:43:57 +1000
ROR rotates the carry bit into the high bit of the accumulator, and the low
bit goes into the carry.
ROL works the other direction.
A

----- Original Message -----
From: Pete Holland <petehollandjr@xxxxxxxxx>
To: <stella@xxxxxxxxxxx>
Sent: Wednesday, September 15, 1999 8:28 AM
Subject: [stella] A question about ROR and ROL


> Does ROR, when it rotates the bits, rotate them all, or does it just
> move them over and, any bits at the end, just dump them?  It seems like
> ASL and LSR do the later, and I can't image redundant commands in
> computer programming, but I just want to make sure.
>
> __________________________________________________
> Do You Yahoo!?
> Bid and sell for free at http://auctions.yahoo.com
>
> --
> Archives (includes files) at http://www.biglist.com/lists/stella/archives/
> Unsub & more at http://www.biglist.com/lists/stella/
>


--
Archives (includes files) at http://www.biglist.com/lists/stella/archives/
Unsub & more at http://www.biglist.com/lists/stella/

Current Thread