[PATCH] D29850: [AArch64] Fix bug in AArch64RedundantCopyElimination removing COPYs it shouldn't.
Geoff Berry via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Fri Feb 10 14:28:49 PST 2017
gberry created this revision.
Herald added subscribers: rengolin, aemerson.
Don't remove COPYs with implicit defs, unless we know the implicitly
defined register is also zero.
https://reviews.llvm.org/D29850
Files:
lib/Target/AArch64/AArch64RedundantCopyElimination.cpp
test/CodeGen/AArch64/machine-copy-remove.mir
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