Function core::arch::x86_64::_mm512_mask_reduce_add_pd

pub unsafe fn _mm512_mask_reduce_add_pd(k: __mmask8, a: __m512d) -> f64

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

Available on x86-64 and target feature avx512f only.

Expand description

Reduce the packed double-precision (64-bit) floating-point elements in a by addition using mask k. Returns the sum of all active elements in a.