[PATCH] D37890: [X86] Don't emit COPY_TO_REG to ABCD registers before EXTRACT_SUBREG of sub_8bit

Simon Pilgrim via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Sep 15 09:45:33 PDT 2017

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RKSimon added a comment.

Out of interest, can you test this with -DLLVM_ENABLE_EXPENSIVE_CHECKS=true and llvm.X86TargetMachine.isMachineVerifierClean set to true? To see if any new failures occur compared to PR27481?


https://reviews.llvm.org/D37890

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Next message: [llvm] r313340 - [XRay] fix and clarify comments in the log file decoder
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