[llvm] [LLVM] Add FP instruction intrinsics (PR #193588)

[Princeton Ferro via llvm-commits]

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@@ -30256,6 +30277,659 @@ Semantics:
 This function returns the same values as the libm ``trunc`` functions
 would and handles error conditions in the same way.
 
+.. _fpintrin:
+
+FP Arithmetic Intrinsics
+------------------------
+
+These intrinsics are intrinsic variants of the standard floating-point
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Prince781 wrote:

Fixed: replaced the instruction list with a simple phrase "the standard floating-point instructions" without enumerating them.

https://github.com/llvm/llvm-project/pull/193588