pub unsafe fn _mm512_zextpd256_pd512(a: __m256d) -> __m512d
🔬 This is a nightly-only experimental API. (stdsimd #48556)
Available on x86-64 and target feature avx512f only.
Expand description

Cast vector of type __m256d to type __m512d; the upper 256 bits of the result are zeroed. This intrinsic is only used for compilation and does not generate any instructions, thus it has zero latency.

Intel’s documentation

This documentation is an old archive. Please see https://rust.docs.kernel.org instead.