@tab Enable Speculative Store Bypassing Safe state read and write.
@item @code{memtag} @tab ARMv8.5-A @tab No
@tab Enable ARMv8.5-A Memory Tagging Extensions.
+@item @code{tme} @tab ARMv8-A @tab No
+ @tab Enable Transactional Memory Extensions.
@end multitable
@node AArch64 Syntax