pub unsafe fn _mm_mask_cvtepi16_epi8(src: __m128i, k: u8, a: __m128i) -> __m128i
🔬This is a nightly-only experimental API. (stdsimd)
Available on x86-64 only.
Expand description

Convert packed 16-bit integers in a to packed 8-bit integers with truncation, and store the results in dst using writemask k (elements are copied from src when the corresponding mask bit is not set).

Intel’s documentation