Function core::arch::x86_64::_mm_blend_pd

pub unsafe fn _mm_blend_pd<const IMM2: i32>(a: __m128d, b: __m128d) -> __m128d

This is supported on x86-64 and target feature sse4.1 only.

使用控制掩码 IMM2 从 a 和 b 混合包装的双精度 (64-bit) 浮点元素

Intel’s documentation