https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88558
--- Comment #1 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by HaoChen Gui <guih...@gcc.gnu.org>: https://gcc.gnu.org/g:5cbe235de6d5c2a04a3116c6b6e63a0e4b8da304 commit r14-4484-g5cbe235de6d5c2a04a3116c6b6e63a0e4b8da304 Author: Haochen Gui <guih...@gcc.gnu.org> Date: Mon Oct 9 14:33:23 2023 +0800 rs6000: enable SImode in FP register on P7 gcc/ PR target/88558 * config/rs6000/rs6000.cc (rs6000_hard_regno_mode_ok_uncached): Enable SImode on FP registers for P7. * config/rs6000/rs6000.md (*movsi_internal1): Add fmr for SImode move between FP registers. Set attribute isa of stfiwx to "*" and attribute of stxsiwx to "p7".