pub unsafe fn _mm_mask_moveldup_ps(
    src: __m128,
    k: __mmask8,
    a: __m128
) -> __m128
🔬This is a nightly-only experimental API. (stdsimd #48556)
Available on (x86 or x86-64) and target feature avx512f,avx512vl and x86-64 only.
Expand description

从 a 复制偶数索引的单精度 (32-bit) 浮点元素,并使用写掩码 k 将结果存储在 dst 中 (当未设置相应的掩码位时,将从 src 复制元素)。

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