On Thu, 29 Jun 2006 09:32:50 -0400, Craddock, Chris <[EMAIL PROTECTED]> 
wrote:
>
>On z machines there is only one move instruction in hardware (MVC) and
>all of the other variants are implemented in milicode. So for a given
>amount of data and a particular set of environmental state (alignment,
>key etc) they are all going to take just as long as they need to and it
>will always be longer than MVC.
>
Really?  Is that documented anywhere public?  I'm a little surprised to 
hear that MVCL, MVN, MVN, MVO and others are implemented in millicode.

Tom Marchant

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