Available on x86-64 and target feature
sse
only.Expand description
Compares each of the four floats in a
to the corresponding element in b
.
Returns four floats that have one of two possible bit patterns. The element
in the output vector will be 0xffffffff
if the input elements in a
and
b
are unordered (i.e., at least on of them is a NaN), or 0 otherwise.