Function _mm256_mask_cvttps_epi64 

pub fn _mm256_mask_cvttps_epi64(src: __m256i, k: __mmask8, a: __m128) -> __m256i

Available on x86 and target feature avx512dq and target feature avx512vl only.

Convert packed single-precision (32-bit) floating-point elements in a to packed signed 64-bit integers with truncation, and store the result in dst using writemask k (elements are copied from src if the corresponding bit is not set).

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