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

pub unsafe fn _mm_cmpunord_sd(a: __m128d, b: __m128d) -> __m128d
🔬 This is a nightly-only experimental API. (stdsimd #48556)
This is supported on x86 and target feature sse2 only.

Return a new vector with the low element of a replaced by the result of comparing both of the lower elements of a and b to NaN. If either is equal to NaN then 0xFFFFFFFFFFFFFFFF is used and 0 otherwise.