Messages in this thread | | | Date | Thu, 19 May 2016 09:45:36 +0200 | From | Peter Zijlstra <> | Subject | Re: [RFC PATCH 03/15] Provide atomic_t functions implemented with ISO-C++11 atomics |
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On Thu, May 19, 2016 at 08:36:49AM +0100, David Woodhouse wrote: > On Wed, 2016-05-18 at 19:32 +0200, Peter Zijlstra wrote: > > > > Does this generate 'sane' code for LL/SC archs? That is, a single LL/SC > > loop and not a loop around an LL/SC cmpxchg. > > The whole point of using compiler intrinsics and letting the compiler > actually see what's going on... is that it bloody well should :)
Should and does be two different things of course ;-)
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