Re: [Python-Dev] Atomic instructions for reference count increment/decrement

2008-12-17 Thread Daniel Stutzbach
On Wed, Dec 17, 2008 at 7:33 PM, Arnar Birgisson wrote: > >From the discussion about getting rid of the GIL lately, what I read > from it is that reference counting is the main obstacle. My question > is, why aren't hardware supported atomic increments and decrements > being used for the referenc

[Python-Dev] Atomic instructions for reference count increment/decrement

2008-12-17 Thread Arnar Birgisson
Hi all, I'm new here, so bear with me. I tried googling this, but the closest I came up with was a post from 2000. >From the discussion about getting rid of the GIL lately, what I read from it is that reference counting is the main obstacle. My question is, why aren't hardware supported atomic in