[clang] [llvm] Intrinsic: introduce minimumnum and maximumnum (PR #93841)

[Joshua Cranmer via cfe-commits]

================
@@ -15868,6 +15868,51 @@ The returned value is completely identical to the input except for the sign bit;
 in particular, if the input is a NaN, then the quiet/signaling bit and payload
 are perfectly preserved.
 
+.. _i_fminmax_family:
+
+'``llvm.min.*``' Intrinsics Comparation
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+.. list-table::
+   :header-rows: 1
+   :widths: 16 28 28 28
+
+   * - Operation
+     - minnum/maxnum
+     - minimum/maximum
+     - minimumnum/maximumnum
+
+   * - ``NUM vs qNaN``
+     - NUM, no exception
+     - qNaN, no exception
+     - qNaN, no exception
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jcranmer-intel wrote:

This line is not correct. (`minimumnum(x, qNaN)` is `x`)

https://github.com/llvm/llvm-project/pull/93841