[PATCH] D42600: [CodeGen][Shrink-wrap]split restore point

Mon Apr 17 11:32:19 PDT 2023

fhahn added a comment.

In D42600#4269504 <https://reviews.llvm.org/D42600#4269504>, @alexfh wrote:

> In our internal testing we've noticed that this commit causes a ~10-15% regression of the Shootout-ackermann benchmark (https://github.com/llvm/llvm-test-suite/blob/main/SingleSource/Benchmarks/Shootout/ackermann.c) on x86. The benchmark is somewhat noisy, thus, I'm not 100% sure it's a real regression. But maybe you want to check if there's something obviously wrong started happening on that code.

We've also seen a ~8% performance regression on internal benchmarks on ARM64.

Repository:
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  https://reviews.llvm.org/D42600/new/

https://reviews.llvm.org/D42600