Hexagon: Clear isKill flag on the predicate register in

PredicateInstruction function.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180884 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 5 insertions, 1 deletions

diff --git a/lib/Target/Hexagon/HexagonInstrInfo.cpp b/lib/Target/Hexagon/HexagonInstrInfo.cpp
index 725fc8a..7a0268a 100644
--- a/lib/Target/Hexagon/HexagonInstrInfo.cpp
+++ b/lib/Target/Hexagon/HexagonInstrInfo.cpp
@@ -1811,11 +1811,15 @@ PredicateInstruction(MachineInstr *MI,
   // It is better to have an assert here to check this. But I don't know how
   // to write this assert because findFirstPredOperandIdx() would return -1
   if (oper < -1) oper = -1;
+
   MI->getOperand(oper+1).ChangeToRegister(PredMO.getReg(), PredMO.isDef(),
-                                          PredMO.isImplicit(), PredMO.isKill(),
+                                          PredMO.isImplicit(), false,
                                           PredMO.isDead(), PredMO.isUndef(),
                                           PredMO.isDebug());
 
+  MachineRegisterInfo &RegInfo = MI->getParent()->getParent()->getRegInfo();
+  RegInfo.clearKillFlags(PredMO.getReg());
+
   if (hasGAOpnd)
   {
     unsigned int i;