Miscompile after f5687636415969e6d945659a0b78734abdfb0f06 #76202

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Miscompile after f5687636415969e6d945659a0b78734abdfb0f06#76202

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backend:AArch64miscompilation

opened

on Dec 22, 2023

· edited by vitalybuka

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https://lab.llvm.org/buildbot/#/builders/238/builds/7108

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on Dec 22, 2023

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on Dec 22, 2023

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Local bisect points to f568763.

added a commit that references this issue

on Dec 22, 2023

Revert "[AArch64] Fold more load.x into load.i with large offset"

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backend:AArch64

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on Dec 22, 2023

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@llvm/issue-subscribers-backend-aarch64

Author: Vitaly Buka (vitalybuka)

https://lab.llvm.org/buildbot/#/builders/238/builds/7108

added a commit that references this issue

on Dec 22, 2023

[AArch64] Fold more load.x into load.i with large offset

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hi @vitalybuka would your please give me some advice on how to reproduce the issue ?
I can't see any valid info from above link, does any extra right required?

mentioned this

on Dec 22, 2023

[AArch64] Optimize the offset of memory access #71917

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ping @vitalybuka ?

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You probably can follow https://github.com/google/sanitizers/wiki/SanitizerBotReproduceBuild on GCE ARM machine

This is UBSAN, so maybe even QEMU is enough.

added a commit that references this issue

on Jan 28, 2024

Revert "[AArch64] merge index address with large offset into base add…

added a commit that references this issue

on Jan 29, 2024

Revert "[AArch64] merge index address with large offset into base add…

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[AArch64] Reland merge index address with large offset into base address llvm/llvm-project

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