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Enable back-edge CFI by default on macOS #4720

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merged 1 commit into from
Aug 17, 2022

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akirilov-arm
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This PR is a follow-up to #3606. One fiber test is still using the system unwinder implementation, so I have disabled it conservatively.

@alexcrichton
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Wasmtime bits look good to me! 👍

@github-actions github-actions bot added cranelift Issues related to the Cranelift code generator cranelift:area:aarch64 Issues related to AArch64 backend. fuzzing Issues related to our fuzzing infrastructure labels Aug 16, 2022
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This generally looks good to me, and I manually verified it passes tests on macOS/aarch64. Just some regalloc-related comments below.

cranelift/codegen/src/isa/aarch64/inst/mod.rs Outdated Show resolved Hide resolved
cranelift/codegen/src/isa/aarch64/inst/mod.rs Outdated Show resolved Hide resolved
Also, adjust the tests that are executed on that platform. Finally,
fix a bug with obtaining backtraces when back-edge CFI is enabled.

Copyright (c) 2022, Arm Limited.
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bnjbvr commented Aug 18, 2022

Thanks for taking a look! If it works by default on mac aarch64, I'm all in favor 👍

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4 participants