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## _mm512_mask_cvtepi8_epi64

# Function _mm512_mask_cvtepi8_epi64

1.89.0 (const: unstable) · Source

    pub fn _mm512_mask_cvtepi8_epi64(
        src: __m512i,
        k: __mmask8,
        a: __m128i,
    ) -> __m512i

Available on x86-64 and target feature `avx512f` only.
Expand description

Sign extend packed 8-bit integers in the low 8 bytes of 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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