Function vld1_dup_f16 

pub unsafe fn vld1_dup_f16(ptr: *const f16) -> float16x4_t

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

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

Load one single-element structure and replicate to all lanes of one register Arm’s documentation

Safety

• Neon intrinsic unsafe