[PATCH] D52765: [ConstantFolding] Constant fold minimum and maximum intrinsics
Matt Arsenault via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Mon Oct 1 20:09:28 PDT 2018
arsenm added a comment.
In https://reviews.llvm.org/D52765#1252052, @tlively wrote:
> In https://reviews.llvm.org/D52765#1252050, @arsenm wrote:
>
> > This is already done? See test/Transforms/InstCombine/{minnum,maxnum}.ll
>
>
> This is for two proposed new intrinsics that have the draft IEEE 754-2018 semantics (NaN propagation and defined ordering of signed zeros) as opposed to minnum and maxnum's IEEE 754-2008 semantics.
The minnum/mixnum intrinsics don't follow the IEEE 754-2008 NaN propagation rules
Repository:
rL LLVM
https://reviews.llvm.org/D52765
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