core::arch::x86_64

Function _mm_mask_moveldup_ps

Source 
pub unsafe fn _mm_mask_moveldup_ps(
    src: __m128,
    k: __mmask8,
    a: __m128,
) -> __m128
🔬This is a nightly-only experimental API. (stdarch_x86_avx512 #111137)
Available on (x86 or x86-64) and target feature avx512f,avx512vl and x86-64 only.
Expand description

Duplicate even-indexed single-precision (32-bit) floating-point elements from a, 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