[PATCH] D75670: [FPEnv] Intrinsic llvm.roundeven

Matt Arsenault via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Mar 5 09:50:53 PST 2020


arsenm added inline comments.


================
Comment at: llvm/docs/LangRef.rst:12931-12934
+'``llvm.roundeven.*``' Intrinsic
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+Syntax:
----------------
Isn't this the same as rint? Since the default rounding mode is assumed 


================
Comment at: llvm/docs/LangRef.rst:12965
+This function implements IEEE-754 operation ``roundToIntegralTiesToEven``. It
+also behaves in the same way as C standard function ``roundeven``, except that
+it does not raise floating point exceptions.
----------------
I've never heard of this C standard function?


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https://reviews.llvm.org/D75670





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