Re: what is a stack

From: Liz (Liz_at_nospam.com)
Date: 07/18/04 

Date: Sun, 18 Jul 2004 02:59:27 GMT

"Sudsy" <bitbucket44@hotmail.com> wrote in message
news:40F8D642.4080305@hotmail.com...
> Roedy Green wrote:
> <snip>
> > When a method returns, it pops its locals off the stack and restores
> > the instruction pointer to what it used to be in the caller.
> >
> > I forget who pops the parameters, the caller or the callee. I vaguely
> > recall the callee.
>
> Remember BALR 12,13? And the STM 11,15 which typically proceeded?
> Yes, it's normally up to the callee to reset the stack to the
> state upon calling, although it can set it up by a fullword in
> order to store the return value...
> Was that fun or what?!
> (most youngsters will find themselves asking WHAT?)
>
Finally, someone is making some sense. It takes me back a few years.

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