Fix PR11829. PostRA LICM was too aggressive.
This fixes a typo in r148589.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148724 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/MachineLICM.cpp b/lib/CodeGen/MachineLICM.cpp
index b9028ec..49a109e 100644
--- a/lib/CodeGen/MachineLICM.cpp
+++ b/lib/CodeGen/MachineLICM.cpp
@@ -462,13 +462,13 @@
// register, then this is not safe. Two defs is indicated by setting a
// PhysRegClobbers bit.
for (const unsigned *AS = TRI->getOverlaps(Reg); *AS; ++AS) {
- if (PhysRegDefs.test(Reg))
- PhysRegClobbers.set(Reg);
- if (PhysRegClobbers.test(Reg))
+ if (PhysRegDefs.test(*AS))
+ PhysRegClobbers.set(*AS);
+ if (PhysRegClobbers.test(*AS))
// MI defined register is seen defined by another instruction in
// the loop, it cannot be a LICM candidate.
RuledOut = true;
- PhysRegDefs.set(Reg);
+ PhysRegDefs.set(*AS);
}
}