_mm256_maskz_cvtepi8_epi64 in core::arch::x86_64 - Rust
Description: Sign extend packed 8-bit integers in the low 4 bytes of a to packed 64-bit integers, 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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## _mm256_maskz_cvtepi8_epi64

# Function _mm256_maskz_cvtepi8_epi64

1.89.0 (const: unstable) · Source

    pub fn _mm256_maskz_cvtepi8_epi64(k: __mmask8, a: __m128i) -> __m256i

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

Sign extend packed 8-bit integers in the low 4 bytes of a to packed 64-bit integers, 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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