Function _mm_maskz_slli_epi64 

pub fn _mm_maskz_slli_epi64(k: __mmask8, a: __m128i, const IMM8: u32) -> __m128i

Available on x86-64 and target feature avx512f and target feature avx512vl only.

Shift packed 64-bit integers in a left by imm8 while shifting in zeros, and store the results in dst using zeromask k (elements are zeroed out when the corresponding mask bit is not set).

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