Function _mm_cmpord_ss

pub unsafe fn _mm_cmpord_ss(a: __m128, b: __m128) -> __m128

Available on x86 only.

Checks if the lowest f32 of both inputs are ordered. The lowest 32 bits of the result will be 0xffffffff if neither of a.extract(0) or b.extract(0) is a NaN, or 0 otherwise. The upper 96 bits of the result are the upper 96 bits of a.

Intel’s documentation