Function core::arch::x86::_mm512_broadcast_f64x4

pub unsafe fn _mm512_broadcast_f64x4(a: __m256d) -> __m512d

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

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

Expand description

从 a 广播 4 个包装的双精度 (64-bit) 浮点元素到 dst 的所有元素。