Function core::arch::x86::_mm_rcp14_pd

pub unsafe fn _mm_rcp14_pd(a: __m128d) -> __m128d

🔬This is a nightly-only experimental API. (stdsimd #48556)

Available on (x86 or x86-64) and target feature avx512f,avx512vl and x86 only.

Expand description

计算 a 中包装的双精度 (64-bit) 浮点元素的近似倒数，并将结果存储在 dst 中。该近似值的最大相对误差小于 2^-14。