----- Original Message -----
From: "Paul Gilmartin" <00000014e0e4a59b-dmarc-requ...@listserv.uga.edu>
To: <ASSEMBLER-LIST@LISTSERV.UGA.EDU>
Sent: Friday, October 16, 2015 3:16 AM
Subject: Re: Moves and others
On 2015-10-15, at 08:48, Robin Vowels wrote:
IBM should have produced a special EXC instruction for characters,
that did what EX does, but accepts k, the number of bytes to move (or compare,
etc),
tests for zero (and performs a no-op if it is), subtracts 1, and then executes
MVC.
MVCL?
Kind of overkill for small moves.
4 registers!
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