[PATCH] D101053: [doc] Clarify constrained fcmps behavior

[Thomas Preud'homme via Phabricator via llvm-commits]

thopre created this revision.
thopre added reviewers: uweigand, craig.topper, cameron.mcinally, andrew.w.kaylor, kpn, kristof.beyls.
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Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D101053

Files:
  llvm/docs/LangRef.rst


Index: llvm/docs/LangRef.rst
===================================================================
--- llvm/docs/LangRef.rst
+++ 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
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^


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