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-rw-r--r--llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp b/llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp
index efdb8b5b289..c544e4d7fd0 100644
--- a/llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp
+++ b/llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp
@@ -1293,7 +1293,8 @@ unsigned ISel::SelectExpr(SDOperand N, bool Recording) {
MVT::ValueType DestType = N.getValueType();
if (Node->getOpcode() == ISD::CopyFromReg &&
- MRegisterInfo::isVirtualRegister(cast<RegSDNode>(Node)->getReg()))
+ (MRegisterInfo::isVirtualRegister(cast<RegSDNode>(Node)->getReg()) ||
+ cast<RegSDNode>(Node)->getReg() == PPC::R1))
// Just use the specified register as our input.
return cast<RegSDNode>(Node)->getReg();
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