Re: Rep:Re: [f-cpu] Stack handling

[Ben Franchuk <bfranchuk@jetnet.ab.ca>]

Juergen Goeritz wrote:
> No, it's not a stupid question at all. I had the same
> first thought when I read the posting. You may just
> have a need for a seperate stack for the scheduling
> handler.
> 
> JG
But why is a stack even needed? Since you have IRQ
vector tables why not fixed IRQ memory locations for
fast save/restore locations. With 64 bit addressing
you got room for a few words of memory for IRQ's. Really
how often is IRQ's nested?


-- 
Ben Franchuk - Dawn * 12/24 bit cpu *
www.jetnet.ab.ca/users/bfranchuk/index.html

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