https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113179
--- Comment #7 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to YunQiang Su from comment #6) > With some test on some CPUs, in fact, the lacking of `sll` won't make > troubles to us. > It seems that most of MIPS64 CPUs can process it well as expected. When I was working at Marvell(Cavium), only the Octeon simulator which cause issues with the lacking of `sll` rather than the actual hardware.