Multicores and Publication Safety
Jb
jb at nowhere.com
Mon Aug 4 18:33:39 PDT 2008
"Walter Bright" <newshound1 at digitalmars.com> wrote in message
news:g7855a$2sd3$1 at digitalmars.com...
> "What memory fences are useful for on multiprocessors; and why you should
> care, even if you're not an assembly programmer."
>
> http://bartoszmilewski.wordpress.com/2008/08/04/multicores-and-publication-safety/
>
> http://www.reddit.com/comments/6uuqc/multicores_and_publication_safety/
None of that is relevant on x86 as far as I understand. I could only find
the one regarding x86-64, but as far as I know it's the same on x86-32.
http://www.intel.com/products/processor/manuals/318147.pdf
The key point being loads are not reordered with other loads, and stores are
not reordered with other stores.
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