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Lu wrote: > On Tue, Aug 16, 2022 at 12:34 AM Jan Beulich wrote: >> >> Have its use, except where actually legitimate, result in the same "only >> supported in 64-bit mode" diagnostic as emitted for other 64-bit only >> insns. Also suppress deriving of the suffix in Intel mode except in the >> legitimate cases. This in exchange allows dropping the respective code >> from match_template(). >> >> Oddly enough despite gcc's preference towards FILDQ and FIST{,T}Q we > > This is for inline assembly: > > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=39590 I don't think this is affecting inline assembly only. The Z operand modifier is also used in i386.md. And the lack of testcase when gcc uses it (no matter for what purpose) is odd in any event. Jan