https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123631
--- Comment #1 from Hongtao Liu <liuhongt at gcc dot gnu.org> --- It's done by r12-1958, it's better for dcache, but worse for icache, small benchmark in the commit show broadcast from integer is slightly better than constant pool, maybe we should make it as a u-arch specific tuning.
