[Bug target/52941] SH Target: Add support for movco.l / movli.l atomics on SH4A

[kkojima at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52941

--- Comment #6 from Kazumoto Kojima <kkojima at gcc dot gnu.org> 2012-04-16 22:37:31 UTC ---
(In reply to comment #5)
The patch looks just fine.  I don't mind whether those atomics are
fully optimized or not ATM.  Programs having atomics in the minor
loop are pathological in the first place, I think.