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 target feature fp16 and target feature neon and target feature v7 and (AArch64 or ARM or ARM64EC) and (AArch64 or ARM64EC) and (AArch64 or ARM64EC or target feature v7) and non-ARM64EC only.

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

Safety

• Neon intrinsic unsafe