Function vld3_dup_f16 

pub unsafe fn vld3_dup_f16(a: *const f16) -> float16x4x3_t

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

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

Load single 3-element structure and replicate to all lanes of two registers Arm’s documentation

Safety

• Neon intrinsic unsafe