https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119681
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target| |Aarch64 --- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- > Under certain conditions Yes it depends on the micro-arch . In many new ones the rename (move) is free as long as there are enough rename registers. Which core are you testing with?