Function core::arch::x86::_mm512_mask_reduce_add_pd[][src]

pub unsafe fn _mm512_mask_reduce_add_pd(k: __mmask8, a: __m512d) -> f64
🔬 This is a nightly-only experimental API. (stdsimd #48556)
This is supported on x86 and target feature avx512f only.
Expand description

通过使用掩膜 k 加法来减少包装的双精度 (64-bit) 浮点元素。返回 a 中所有活动元素的总和。

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