Now that all the legal Neon shuffles (or at least the ones that have been

implemented so far) are recognized during legalization, it is easy to fall
back to the default expansion for other shuffles.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78995 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp
index 641476c090a33b0dc5e704fa96738cc5e3c1ab7c..ba3fdab14f35bb74cc4d276ba6d3b8746a945fc7 100644 (file)
--- a/lib/Target/ARM/ARMISelLowering.cpp
+++ b/lib/Target/ARM/ARMISelLowering.cpp
@@ -2464,7 +2464,7 @@ static SDValue LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) {
   if (isVREVMask(SVN, 16))
     return DAG.getNode(ARMISD::VREV16, dl, VT, SVN->getOperand(0));
 
-  return Op;
+  return SDValue();
 }
 
 static SDValue LowerSCALAR_TO_VECTOR(SDValue Op, SelectionDAG &DAG) {