[LegalizeTypes] Use PromoteTargetBoolean in PromoteIntOp_ADDSUBCARRY instead of reimp...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@354710 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp b/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
index fa0e7b89eefae17b6f40ddf575cb684d0689d909..cfcab55ce4ec7bf3a453a4a9974ad8134cefb77d 100644 (file)
--- a/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
@@ -1445,19 +1445,7 @@ SDValue DAGTypeLegalizer::PromoteIntOp_ADDSUBCARRY(SDNode *N, unsigned OpNo) {
   SDValue Carry = N->getOperand(2);
   SDLoc DL(N);
 
-  auto VT = getSetCCResultType(LHS.getValueType());
-  TargetLoweringBase::BooleanContent BoolType = TLI.getBooleanContents(VT);
-  switch (BoolType) {
-  case TargetLoweringBase::UndefinedBooleanContent:
-    Carry = DAG.getAnyExtOrTrunc(Carry, DL, VT);
-    break;
-  case TargetLoweringBase::ZeroOrOneBooleanContent:
-    Carry = DAG.getZExtOrTrunc(Carry, DL, VT);
-    break;
-  case TargetLoweringBase::ZeroOrNegativeOneBooleanContent:
-    Carry = DAG.getSExtOrTrunc(Carry, DL, VT);
-    break;
-  }
+  Carry = PromoteTargetBoolean(Carry, LHS.getValueType());
 
   return SDValue(DAG.UpdateNodeOperands(N, LHS, RHS, Carry), 0);
 }