[PATCH] D129695: [ARM] Fix Thumb2 compare being emitted ExpandCMP_SWAP

[Dave Green via Phabricator via llvm-commits]

dmgreen created this revision.
dmgreen added reviewers: tmatheson, lenary, efriedma.
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Given a patch like D129506 <https://reviews.llvm.org/D129506>, using instructions not valid for the current target feature set becomes an error.  This fixes an issue in ARMExpandPseudo::ExpandCMP_SWAP where Thumb2 compares were used in Thumb1Only code, such as thumbv8m.baseline targets.


https://reviews.llvm.org/D129695

Files:
  llvm/lib/Target/ARM/ARMExpandPseudoInsts.cpp
  llvm/test/CodeGen/ARM/atomicrmw_exclusive_monitor_ints.ll

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