Function core::arch::x86::_mm256_mask_lzcnt_epi64 [−][src]
This is supported on x86 and target feature
avx512cd,avx512vl
only.Expand description
Counts the number of leading zero bits in each packed 64-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).