[Bug target/92692] [9/10 Regression] Saving off the callee saved register between ldxr/stxr (caused by shrink wrapping improvements)

[ktkachov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92692

--- Comment #11 from ktkachov at gcc dot gnu.org ---
It will need a target with LSE atomics. -march=armv8.1-a or equivalent. Or add
+lse to an -march or -mcpu line.