https://doc.rust-lang.org/core/arch/x86/fn._mm512_zextph128_ph512.html
_mm512_zextph128_ph512 in core::arch::x86 - Rust
Cast vector of type `__m128h` to type `__m512h`. The upper 24 elements of the result are zeroed. This intrinsic can generate the `vzeroupper` instruction, but...
corearchrust