pub unsafe fn _mm_cvtsd_sh(a: __m128h, b: __m128d) -> __m128h🔬This is a nightly-only experimental API. (
stdarch_x86_avx512_f16 #127213)Available on x86-64 only.
Expand description
Convert the lower double-precision (64-bit) floating-point element in b to a half-precision (16-bit) floating-point elements, store the result in the lower element of dst, and copy the upper 7 packed elements from a to the upper elements of dst.