Function vshll_n_u8 

pub fn vshll_n_u8(a: uint8x8_t, const N: i32) -> uint16x8_t

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

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

Signed shift left long Arm’s documentation