Port-vax archive

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Old Index]

Re: Moving VAX into 21 century :-)




> On Aug 27, 2019, at 6:01 PM, Johnny Billquist <bqt%update.uu.se@localhost> wrote:
> 
> ...
>> - No need to save PSL or align stack.  Keeping stack aligned is up to the compiler.
> 
> I can't remember. Does CALL really align the stack? How is that then handled at return? Does it realign back to whatever it was previously?

Yes, and yes.  The alignment (2 bits) is part of the generated stack frame.

	paul



Home | Main Index | Thread Index | Old Index