what's the point of rpython?

Paul Rubin http
Wed Jan 21 07:03:52 CET 2009


"Rhodri James" <rhodri at wildebst.demon.co.uk> writes:
> You asked a question about CPUs with atomic update, strongly implying
> there were none.  All I did was supply a counter-example,

Well, more specifically, atomic update without locking, but I counted
the LOCK prefix as locking while other people didn't, and that caused
some confusion.  Of course I'm aware of the LOCK prefix but it slows
down the instruction enormously compared with a non-locked instruction.



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