Function core::arch::x86::_mm_cmp_round_sd_mask

source · 
pub unsafe fn _mm_cmp_round_sd_mask(
    a: __m128d,
    b: __m128d,
    const IMM5: i32,
    const SAE: i32
) -> __mmask8
🔬This is a nightly-only experimental API. (stdsimd #48556)
Available on (x86 or x86-64) and target feature avx512f and x86 only.
Expand description

根据 imm8 指定的比较操作数比较 a 和 b 中低位双精度 (64-bit) 浮点元素，结果存入 mask vector k.
可以通过在 sae 参数中传递 _MM_FROUND_NO_EXC 来抑制异常。

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