feq.s

The `feq.s` instruction writes 1 to `xd` if `fs1` and `fs2` are equal, and 0 otherwise. If either operand is NaN, the result is 0 (not equal). If either operand is a signaling NaN, the invalid flag is set. Positive zero is considered equal to negative zero.

feq.s xd, fs1, fs2