Function vtst_p8 

pub fn vtst_p8(a: poly8x8_t, b: poly8x8_t) -> uint8x8_t

🔬This is a nightly-only experimental API. (stdarch_arm_neon_intrinsics #111800)

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

Signed compare bitwise Test bits nonzero Arm’s documentation