[PATCH] D136939: [X86] Use default attributes for intrinsics

Phoebe Wang via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Oct 28 06:22:27 PDT 2022


pengfei added a subscriber: andrew.w.kaylor.
pengfei added a comment.

Second thought, almost all the X86 FP intrincics that may affected by MXCSR (including the embedded ones but the rounding argument is `_MM_FROUND_CUR_DIRECTION`) have the same problem. It is a reason why we have to define constrained intrinsics.
However, we don't have constrained target specific intrincics. So this should be a problem for user to use intrinsics in strict FP mode. + at andrew.w.kaylor for acknowledge.


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