[parisc-linux] Does it lakes some cloberred r1 in

John David Anglin dave at hiauly1.hia.nrc.ca
Mon Apr 24 16:40:45 MDT 2006


> Now overlay tables 6-7, 6-8, and 6-9 and note the relationship of cc=01 in all
> three tables.
> 
> ldw cc=01 <reserved>
> stw cc=01 <stw,bc >
> ldcw cc=01 <ldcw,co >
> 
> This is not an accident, in the days this cpu was designed, silicon did not
> grow on trees.
> 
> Read thee the paragraphs between table 6-8, and 6-9 - note the special
> significance of cache line byte[0] for stw,bc.

See.

> But finding that specificly for ldcw,co - even in en_HP - is beyond my
> abilities.

Possibly, you saw this in an ERS.

> I think I will go fishing with Joel,
> I am too old to stand for my orals now.

I thought I was the old guy here!

Dave
-- 
J. David Anglin                                  dave.anglin at nrc-cnrc.gc.ca
National Research Council of Canada              (613) 990-0752 (FAX: 952-6602)



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