Function core::arch::x86::_mm_cmpunord_ss

1.27.0 · source ·
pub unsafe fn _mm_cmpunord_ss(a: __m128, b: __m128) -> __m128
Available on (x86 or x86-64) and target feature sse and x86 only.
Expand description

Checks if the lowest f32 of both inputs are unordered. The lowest 32 bits of the result will be 0xffffffff if any 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

This documentation is an old archive. Please see https://rust.docs.kernel.org instead.