pub unsafe fn _mm_mask_compress_ps(
    src: __m128,
    k: __mmask8,
    a: __m128
) -> __m128
🔬 This is a nightly-only experimental API. (stdsimd #48556)
Available on x86 and target feature avx512f,avx512vl only.
Expand description

Contiguously store the active single-precision (32-bit) floating-point elements in a (those with their respective bit set in writemask k) to dst, and pass through the remaining elements from src.

Intel’s documentation