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## _mm_mask_cvtepi32_epi64

# Function _mm_mask_cvtepi32_epi64

1.89.0 (const: unstable) · Source

    pub fn _mm_mask_cvtepi32_epi64(src: __m128i, k: __mmask8, a: __m128i) -> __m128i

Available on x86 and target feature `avx512f` and target feature `avx512vl` only.
Expand description

Sign extend packed 32-bit integers in a to packed 64-bit integers, and store the results in dst using writemask k (elements are copied from src when the corresponding mask bit is not set).

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