Function vceqq_s8 

pub fn vceqq_s8(a: int8x16_t, b: int8x16_t) -> uint8x16_t

Available on (AArch64 or ARM64EC) and (AArch64 or ARM64EC or target feature v7) and (ARM or AArch64 or ARM64EC) and target feature neon only.

Compare bitwise Equal (vector) Arm’s documentation