On Mon, 10 Aug 2026, Florian Weimer wrote: > I think this was a performance optimization for the original Alpha, > which only had 64-bit atomics. You mean "original" as in the initial port of the GNU OS? Hardware itself has always had both 32-bit LDL_L/STL_C and 64-bit LDQ_L/STQ_C machine operations, even in EV4. Maciej