Project about Atomic Operations

Sebastian Huber sebastian.huber at embedded-brains.de
Tue Mar 27 01:41:09 CDT 2012


On 03/26/2012 06:19 PM, Thomas Doerfler wrote:
> Maybe for the discussion the following wiki page might help:
>
> http://gcc.gnu.org/wiki/Atomic
>
> It lists the architectures that GCC directly supports for atomics. All
> other architectures (including ARM, M68K) require library support to get
> atomic operations to work properly. So at least_this_  would be work
> that requires doing.

The situation on ARM is not yet stable.  The main problem with ARM is that only 
recent architecture revisions have proper SMP support.  See also

http://gcc.gnu.org/ml/gcc/2012-03/msg00083.html

-- 
Sebastian Huber, embedded brains GmbH

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