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-rw-r--r--llvm/lib/Target/SystemZ/SystemZInstrInfo.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/llvm/lib/Target/SystemZ/SystemZInstrInfo.cpp b/llvm/lib/Target/SystemZ/SystemZInstrInfo.cpp
index 5d7accc6c0e..b16c0ad3425 100644
--- a/llvm/lib/Target/SystemZ/SystemZInstrInfo.cpp
+++ b/llvm/lib/Target/SystemZ/SystemZInstrInfo.cpp
@@ -69,8 +69,10 @@ void SystemZInstrInfo::splitMove(MachineBasicBlock::iterator MI,
MachineOperand &LowOffsetOp = MI->getOperand(2);
LowOffsetOp.setImm(LowOffsetOp.getImm() + 8);
- // Clear the kill flag for the address reg in the first instruction.
+ // Clear the kill flags for the base and index registers in the first
+ // instruction.
EarlierMI->getOperand(1).setIsKill(false);
+ EarlierMI->getOperand(3).setIsKill(false);
// Set the opcodes.
unsigned HighOpcode = getOpcodeForOffset(NewOpcode, HighOffsetOp.getImm());
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