pub unsafe fn _mm256_mask_unpacklo_ps(
    src: __m256,
    k: __mmask8,
    a: __m256,
    b: __m256
) -> __m256
🔬This is a nightly-only experimental API. (stdsimd #48556)
Available on (x86 or x86-64) and target feature avx512f,avx512vl only.
Expand description

Unpack and interleave single-precision (32-bit) floating-point elements from the low half of each 128-bit lane in a and b, and store the results in dst using writemask k (elements are copied from src when the corresponding mask bit is not set).

Intel’s documentation