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LLVM 12 regression: AArch64 backend generates incorrect code for f32 to i128 conversion #83467

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Amanieu opened this issue Mar 25, 2021 · 0 comments · Fixed by #84396
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LLVM 12 regression: AArch64 backend generates incorrect code for f32 to i128 conversion #83467

Amanieu opened this issue Mar 25, 2021 · 0 comments · Fixed by #84396
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A-LLVM Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues. C-bug Category: This is a bug.

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@Amanieu
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Amanieu commented Mar 25, 2021

This is causing test failures in compiler-builtins.

Upstream LLVM bug: https://bugs.llvm.org/show_bug.cgi?id=49710
@Amanieu Amanieu added A-LLVM Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues. C-bug Category: This is a bug. labels Mar 25, 2021
Amanieu added a commit to Amanieu/rustc-builtins that referenced this issue Apr 2, 2021
@Amanieu
Disable AArch64 FP-to-int tests
9e76b91 
This is a temporary workaround for rust-lang/rust#83467
@Amanieu Amanieu mentioned this issue Apr 2, 2021
Merged
dmakarov pushed a commit to anza-xyz/compiler-builtins that referenced this issue Apr 4, 2021
@Amanieu @dmakarov
Disable AArch64 FP-to-int tests
413d51d 
This is a temporary workaround for rust-lang/rust#83467
@Amanieu Amanieu mentioned this issue Apr 21, 2021
Merged
@Amanieu Amanieu mentioned this issue Apr 21, 2021
Merged
Dylan-DPC-zz pushed a commit to Dylan-DPC-zz/rust that referenced this issue Apr 22, 2021
@Dylan-DPC
Rollup merge of rust-lang#84396 - Amanieu:fix_compiler_builtins_llvm,…
c978584 
… r=cuviper

Update LLVM submodule

Fixes rust-lang#83467
Dylan-DPC-zz pushed a commit to Dylan-DPC-zz/rust that referenced this issue Apr 22, 2021
@Dylan-DPC
Rollup merge of rust-lang#84396 - Amanieu:fix_compiler_builtins_llvm,…
54af84b 
… r=cuviper

Update LLVM submodule

Fixes rust-lang#83467
@bors bors closed this as completed in e34f7e6 Apr 22, 2021
@Amanieu Amanieu mentioned this issue Apr 23, 2021
Merged
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A-LLVM Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues. C-bug Category: This is a bug.
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Update LLVM submodule Amanieu/rust
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