[Bug target/101325] [12 Regression] arm: Wrong code with MVE vcmpeqq intrinsic since r12-671-gd083fbf72

[rearnsha at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101325

--- Comment #9 from Richard Earnshaw <rearnsha at gcc dot gnu.org> ---
(insn 7 4 8 2 (set (reg:HI 117)
        (eq:HI (reg:V16QI 119)
            (reg:V16QI 120))) {mve_vcmpeqq_v16qi}
     (expr_list:REG_DEAD (reg:V16QI 120)
        (expr_list:REG_DEAD (reg:V16QI 119)
            (nil))))

This is wrong.  EQ has a result of 0 or 1, regardless of the mode.