On 2016-11-03 15:07, Laurent Vivier wrote: > Implement real atomic tas: > > When (Rn) = 0, 1 -> T > Otherwise, 0 -> T > In both cases, 1 -> MSB of (Rn) > > using atomic_fetch_or_i32() and setcondi_i32(). > > Tested with image from: > http://wiki.qemu.org/download/sh-test-0.2.tar.bz2 > > This image contains a "tas_test" that runs without > error with this change. > > Signed-off-by: Laurent Vivier <laur...@vivier.eu> > --- > v2: > - don't use helper but atomic_fetch_or_i32 > Thank you Paolo!
Thanks, this look good. I have tried it with my test image, and it doesn't break it. Reviewed-by: Aurelien Jarno <aurel...@aurel32.net> Acked-by: Aurelien Jarno <aurel...@aurel32.net> I consider this as a bugfix, not a new feature, so that should be fine despite the soft freeze. Do you want me to send a pull request? Aurelien -- Aurelien Jarno GPG: 4096R/1DDD8C9B aurel...@aurel32.net http://www.aurel32.net
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