https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115161
--- Comment #25 from Hongtao Liu <liuhongt at gcc dot gnu.org> ---
(In reply to Jakub Jelinek from comment #17)
> I don't think the cost of using UNSPEC would be significant if the backend
> tried to constant fold more target builtins. Anyway, with the proposed
> changes perhaps you could keep using FIX/UNSIGNED_FIX for flag_trapping_math
> case even for the intrinsics and use UNSPECs only for !flag_trapping_math.
Ok, we'll refactor all {V,}CVTT* instructions with UNSPEC instead of
FIX/UNSIGNED_FIX.
