(j3.2006) (SC22WG5.3706) [ukfortran] Atomic stuff
Wed Dec 3 04:57:59 EST 2008
Sorry. I mangled this.
>Secondly, and more seriously, atomic accesses will need some sort of an
>inter-image handshake on most systems - even most SMP systems often need
>extra instructions to synchronise the memory subsystem.
What I should have said is that most SMP systems impose constraints on the
instructions used, and some need extra instructions.
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