Function vaddq_p16 

pub fn vaddq_p16(a: poly16x8_t, b: poly16x8_t) -> poly16x8_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.

Bitwise exclusive OR Arm’s documentation