Function creusot_contracts::std::arch::x86_64::_mm_mask_popcnt_epi64
source · pub unsafe fn _mm_mask_popcnt_epi64(src: __m128i, k: u8, a: __m128i) -> __m128i
🔬This is a nightly-only experimental API. (
stdarch_x86_avx512
)Available on x86-64 only.
Expand description
For each packed 64-bit integer maps the value to the number of logical 1 bits.
Uses the writemask in k - elements are copied from src if the corresponding mask bit is not set. Otherwise the computation result is written into the result.