Function vdupq_n_f16 

pub fn vdupq_n_f16(a: f16) -> float16x8_t

🔬This is a nightly-only experimental API. (stdarch_neon_f16 #136306)

Available on (AArch64 or ARM64EC) and non-ARM64EC and target feature neon only.

Create a new vector with all lanes set to a value Arm’s documentation