Function core::arch::x86::_mm512_extractf64x4_pd[][src]

pub unsafe fn _mm512_extractf64x4_pd<const IMM8: i32>(a: __m512d) -> __m256d
🔬 This is a nightly-only experimental API. (stdsimd #48556)
This is supported on x86 and target feature avx512f only.
Expand description

从 a 提取 256 位 (由 4 个包装的双精度 (64-bit) 浮点元素组成),并用 imm8 进行选择,并将结果存储在 dst 中。

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