Function vld4_dup_f32 

pub unsafe fn vld4_dup_f32(a: *const f32) -> float32x2x4_t

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

Load single 4-element structure and replicate to all lanes of four registers Arm’s documentation

Safety

• Neon intrinsic unsafe