(define_insn "aarch64_wrffr" [(set (reg:VNx16BI FFR_REGNUM) (match_operand:VNx16BI 0 "aarch64_simd_reg_or_minus_one")) (set (reg:VNx16BI FFRT_REGNUM) (unspec:VNx16BI [(match_dup 0)] UNSPEC_WRFFR))] "TARGET_SVE" {@ [ cons: 0 ] [ Dm ] setffr [ Upa ] wrffr\t%0.b } )