Get rid of SETCCE

Summary: It has been deprecated in favor of SETCCCARRY for a year now and isn't used by any in tree backend.

Reviewers: efriedma, craig.topper, dblaikie, bkramer

Subscribers: llvm-commits

Differential Revision: https://reviews.llvm.org/D47685

llvm-svn: 333939

1 files changed, 0 insertions, 15 deletions

diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index 13d71e08bc3..413583f5c1a 100644
--- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -329,7 +329,6 @@ namespace {
     SDValue visitVSELECT(SDNode *N);
     SDValue visitSELECT_CC(SDNode *N);
     SDValue visitSETCC(SDNode *N);
-    SDValue visitSETCCE(SDNode *N);
     SDValue visitSETCCCARRY(SDNode *N);
     SDValue visitSIGN_EXTEND(SDNode *N);
     SDValue visitZERO_EXTEND(SDNode *N);
@@ -1538,7 +1537,6 @@ SDValue DAGCombiner::visit(SDNode *N) {
   case ISD::VSELECT:            return visitVSELECT(N);
   case ISD::SELECT_CC:          return visitSELECT_CC(N);
   case ISD::SETCC:              return visitSETCC(N);
-  case ISD::SETCCE:             return visitSETCCE(N);
   case ISD::SETCCCARRY:         return visitSETCCCARRY(N);
   case ISD::SIGN_EXTEND:        return visitSIGN_EXTEND(N);
   case ISD::ZERO_EXTEND:        return visitZERO_EXTEND(N);
@@ -7359,19 +7357,6 @@ SDValue DAGCombiner::visitSETCC(SDNode *N) {
   return Combined;
 }
 
-SDValue DAGCombiner::visitSETCCE(SDNode *N) {
-  SDValue LHS = N->getOperand(0);
-  SDValue RHS = N->getOperand(1);
-  SDValue Carry = N->getOperand(2);
-  SDValue Cond = N->getOperand(3);
-
-  // If Carry is false, fold to a regular SETCC.
-  if (Carry.getOpcode() == ISD::CARRY_FALSE)
-    return DAG.getNode(ISD::SETCC, SDLoc(N), N->getVTList(), LHS, RHS, Cond);
-
-  return SDValue();
-}
-
 SDValue DAGCombiner::visitSETCCCARRY(SDNode *N) {
   SDValue LHS = N->getOperand(0);
   SDValue RHS = N->getOperand(1);