Fix r93758. Use isel patterns instead of c++ selection code to select rbit and make sure we pick different instructions for ARM vs. Thumb2.

llvm-svn: 93829

1 files changed, 0 insertions, 6 deletions

diff --git a/llvm/lib/Target/ARM/ARMISelDAGToDAG.cpp b/llvm/lib/Target/ARM/ARMISelDAGToDAG.cpp
index 073cbffa4bd..a260050cf36 100644
--- a/llvm/lib/Target/ARM/ARMISelDAGToDAG.cpp
+++ b/llvm/lib/Target/ARM/ARMISelDAGToDAG.cpp
@@ -1680,12 +1680,6 @@ SDNode *ARMDAGToDAGISel::Select(SDNode *N) {
     return CurDAG->getMachineNode(ARM::VMOVRRD, dl, MVT::i32, MVT::i32,
                                   N->getOperand(0), getAL(CurDAG),
                                   CurDAG->getRegister(0, MVT::i32));
-  case ARMISD::RBIT: {
-    EVT VT = N->getValueType(0);
-    SDValue Ops[] = { N->getOperand(0),
-                      getAL(CurDAG), CurDAG->getRegister(0, MVT::i32) };
-    return CurDAG->getMachineNode(ARM::RBIT, dl, VT, Ops, 3);
-  }
   case ISD::UMUL_LOHI: {
     if (Subtarget->isThumb1Only())
       break;