https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70359
--- Comment #10 from kugan at gcc dot gnu.org --- I am looking into it. -mcpu=arm966e-s does not uses the TARGET_NEW_GENERIC_COSTS. i.e, the rtx costs setup by the back-end might not be optimal.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70359
--- Comment #10 from kugan at gcc dot gnu.org --- I am looking into it. -mcpu=arm966e-s does not uses the TARGET_NEW_GENERIC_COSTS. i.e, the rtx costs setup by the back-end might not be optimal.