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-rw-r--r--lib/CodeGen/ProcessImplicitDefs.cpp3
1 files changed, 1 insertions, 2 deletions
diff --git a/lib/CodeGen/ProcessImplicitDefs.cpp b/lib/CodeGen/ProcessImplicitDefs.cpp
index 2caef08b50..ca4c477168 100644
--- a/lib/CodeGen/ProcessImplicitDefs.cpp
+++ b/lib/CodeGen/ProcessImplicitDefs.cpp
@@ -50,8 +50,7 @@ bool ProcessImplicitDefs::CanTurnIntoImplicitDef(MachineInstr *MI,
return true;
switch(OpIdx) {
- case 1: return (MI->isExtractSubreg() || MI->isCopy()) &&
- MI->getOperand(0).getSubReg() == 0;
+ case 1: return MI->isCopy() && MI->getOperand(0).getSubReg() == 0;
case 2: return MI->isSubregToReg() && MI->getOperand(0).getSubReg() == 0;
default: return false;
}