[PATCH] D141074: Avoid converting 64-bit integers to floating point using x87 on Windows

Craig Topper via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Jan 5 11:56:44 PST 2023


craig.topper added a comment.

In D141074#4029537 <https://reviews.llvm.org/D141074#4029537>, @lebedev.ri wrote:

>> only on Windows 32-bit
>
> Is the `default precision control` different for 64-bit?

No, but I think we use a different algorithm with a 64-bit cvtsi2ss on 64-bit targets so we don't end up using x87.


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