_mm_mask_lzcnt_epi32 in core::arch::x86 - Rust
Description: Counts the number of leading zero bits in each packed 32-bit integer in a, and store the results in dst using writemask k (elements are copied from src when the corresponding mask bit is not set).
Keywords: rust, rustlang, rust-lang, _mm_mask_lzcnt_epi32

# Function core::arch::x86::_mm_mask_lzcnt_epi32
[−][src]

    pub unsafe fn _mm_mask_lzcnt_epi32(
        src: __m128i,
        k: __mmask8,
        a: __m128i
    ) -> __m128i

🔬 This is a nightly-only experimental API. (`stdsimd` #48556)
This is supported on x86 and target feature `avx512cd,avx512vl` only.
Expand description

Counts the number of leading zero bits in each packed 32-bit integer in a, 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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