[PATCH] D101342: [SelectionDAG][Mips][PowerPC][RISCV][WebAssembly] Teach computeKnownBits/ComputeNumSignBits about atomics
Jessica Clarke via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed May 12 08:00:13 PDT 2021
jrtc27 added a comment.
In D101342#2754160 <https://reviews.llvm.org/D101342#2754160>, @stefanp wrote:
> Hi @jrtc27
>
> I apologize but we have not been able to get to the bottom of this quickly. As a result we have pulled the change with:
>
> commit 8d37411e48202b490c62ee3548df4b90f5974e12 (HEAD -> main, origin/main, origin/HEAD)
> Author: Stefan Pintilie <stefanp at ca.ibm.com>
> Date: Wed May 12 09:42:09 2021 -0500
>
> Revert "[SelectionDAG][Mips][PowerPC][RISCV][WebAssembly] Teach computeKnownBits/ComputeNumSignBits about atomics"
>
> This reverts commit 6c80361b8474535852afb2f7201370fb5f410091.
> Breaks PowerPC Big Endian buildbots.
>
> I will keep you up to date as we have more information.
> I have reopened this review.
I have access to big-endian PowerPC hardware. Is the reproducer as simple as running the compiler-rt test suite?
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https://reviews.llvm.org/D101342/new/
https://reviews.llvm.org/D101342
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