[llvm] [PowerPC] Deprecate uses of ISD::ADDC/ISD::ADDE/ISD::SUBC/ISD::SUBE (PR #116984)

[Kai Luo via llvm-commits]

bzEq wrote:

A potential fix for it
```
diff --git a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
index 4720928f472b..f9159417e2a6 100644
--- a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
+++ b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -12059,7 +12059,7 @@ SDValue PPCTargetLowering::LowerADDSUBO(SDValue Op, SelectionDAG &DAG) const {
                                                DAG, Subtarget);
   if (!IsAdd)
     Carry = DAG.getNode(ISD::XOR, DL, CarryType, Carry,
-                        DAG.getAllOnesConstant(DL, CarryType));
+                        DAG.getConstant(1UL, DL, CarryType));
   return DAG.getNode(ISD::MERGE_VALUES, DL, N->getVTList(), Sum, Carry);
 }
 
@@ -12075,7 +12075,7 @@ SDValue PPCTargetLowering::LowerADDSUBO_CARRY(SDValue Op,
   Opc = IsAdd ? PPCISD::ADDE : PPCISD::SUBE;
   if (!IsAdd)
     CarryOp = DAG.getNode(ISD::XOR, DL, CarryOp.getValueType(), CarryOp,
-                          DAG.getAllOnesConstant(DL, CarryOp.getValueType()));
+                          DAG.getConstant(1UL, DL, CarryOp.getValueType()));
   CarryOp = ConvertCarryValueToCarryFlag(VT, CarryOp, DAG, Subtarget);
   SDValue Sum = DAG.getNode(Opc, DL, DAG.getVTList(VT, MVT::i32),
                             Op.getOperand(0), Op.getOperand(1), CarryOp);
@@ -12083,7 +12083,7 @@ SDValue PPCTargetLowering::LowerADDSUBO_CARRY(SDValue Op,
                                          Subtarget);
   if (!IsAdd)
     CarryOp = DAG.getNode(ISD::XOR, DL, CarryOp.getValueType(), CarryOp,
-                          DAG.getAllOnesConstant(DL, CarryOp.getValueType()));
+                          DAG.getConstant(1UL, DL, CarryOp.getValueType()));
   return DAG.getNode(ISD::MERGE_VALUES, DL, N->getVTList(), Sum, CarryOp);
 }
 
@@ -18329,7 +18329,7 @@ static SDValue combineADDToADDZE(SDNode *N, SelectionDAG &DAG,
                     DAG.getConstant(0, DL, MVT::i64), AddOrZ,
                     DAG.getConstant(0, DL, CarryType));
     SDValue Invert = DAG.getNode(ISD::XOR, DL, CarryType, Subc.getValue(1),
-                                 DAG.getAllOnesConstant(DL, CarryType));
+                                 DAG.getConstant(1UL, DL, CarryType));
     return DAG.getNode(ISD::UADDO_CARRY, DL, VTs, LHS,
                        DAG.getConstant(0, DL, MVT::i64), Invert);
   }
```
in addition to https://github.com/llvm/llvm-project/pull/127376.

https://github.com/llvm/llvm-project/pull/116984