On Fri, 1 Jul 2011 15:45:30 -0500, Paul Gilmartin wrote:

>What do LINK and ATTACH respectively pass the child program
>as a save area pointer?

I'm not sure about LINK.

Attach always provides a 144-byte save area regardless of what was in 
the attaching program's r13.

>If the caller ATTACHes multiple subtasks, must it provide
>a separate save area for each?

No.

-- 
Tom Marchant

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