diff --git a/llvm/docs/LangRef.rst b/llvm/docs/LangRef.rst
--- a/llvm/docs/LangRef.rst
+++ b/llvm/docs/LangRef.rst
@@ -19257,7 +19257,9 @@
 '``llvm.experimental.constrained.fcmp``' will only raise an exception
 if either operand is a SNAN.  The signaling comparison operation
 performed by '``llvm.experimental.constrained.fcmps``' will raise an
-exception if either operand is a NAN (QNAN or SNAN).
+exception if either operand is a NAN (QNAN or SNAN). Therefore, ordered
+and unordered comparison have the same semantics for the
+'``llvm.experimental.constrained.fcmps``' intrinsic.
 
 '``llvm.experimental.constrained.fmuladd``' Intrinsic
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^