[PATCH] D104440: [X86] Fix bug when X86 stackify pass handle one ArgFPRW.

Sat Jun 19 18:33:08 PDT 2021

craig.topper added a comment.

In D104440#2829154 <https://reviews.llvm.org/D104440#2829154>, @LuoYuanke wrote:

> In D104440#2828675 <https://reviews.llvm.org/D104440#2828675>, @craig.topper wrote:
>
>> Can you get IR and use bugpoint to reduce it? I'd really like to see the backend codegen that led to this case.
>
> The .ll file is about 422 M. The reduce progress is slow. It has run 18 hours, but still not finished. Need more time to wait. Any parallel scheme to accelerate the reduce for bugpoint?

Did you run llvm-extract to isolate the broken function first? bugpoint is not good at that.

Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D104440/new/

https://reviews.llvm.org/D104440