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[msan] Precommit tests for Arm NEON vector shift #101420

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merged 1 commit into from
Aug 7, 2024

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thurstond
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MSan currently does not correctly instrument most (all?) Arm NEON vector shift instructions. This patch shows the current state of instrumentation.

A followup patch will apply handleVectorShiftIntrinsic to most of the vector shift instructions and update this test accordingly.

Test forked from llvm/test/CodeGen/AArch64/arm64-vshift.ll.

MSan currently does not correctly instrument most (all?) Arm NEON vector
shift instructions. This patch shows the current state of
instrumentation.

A followup patch will apply handleVectorShiftIntrinsic to most of the
vector shift instructions and update this test accordingly.

Test forked from llvm/test/CodeGen/AArch64/arm64-vshift.ll.
@vitalybuka vitalybuka force-pushed the msan_neon_shift_tests branch from 64b58b6 to 4110f9f Compare August 7, 2024 22:32
@thurstond thurstond merged commit 5d0a12d into llvm:main Aug 7, 2024
5 of 6 checks passed
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2 participants