[PATCH] D101342: [SelectionDAG][Mips][PowerPC][RISCV][WebAssembly] Teach computeKnownBits/ComputeNumSignBits about atomics
Nemanja Ivanovic via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed May 5 18:01:10 PDT 2021
nemanjai added a comment.
In D101342#2735929 <https://reviews.llvm.org/D101342#2735929>, @jrtc27 wrote:
> In D101342#2735912 <https://reviews.llvm.org/D101342#2735912>, @RKSimon wrote:
>
>> LGTM - please can you raise a bug detailing the PPC poor codegen for i32/i64 promotions
>
> Filed as https://bugs.llvm.org/show_bug.cgi?id=50217. Does this need a review from a WASM person given the changes there?
Thanks for opening the bug. This is a fairly long standing issue in the PPC back end and isn't specific to atomics. We do plan to address it when we find time.
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https://reviews.llvm.org/D101342
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