LBRX no longer has an explicit SrcValueSDNode operand, so the type
operand is now at index 2, rather than 3. This fixes the
"Invalid child # of SDNode!" failures on PowerPC.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82942 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/PPCISelLowering.cpp b/lib/Target/PowerPC/PPCISelLowering.cpp
index 63d6665..3920b38 100644
--- a/lib/Target/PowerPC/PPCISelLowering.cpp
+++ b/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -5116,7 +5116,7 @@
   default: break;
   case PPCISD::LBRX: {
     // lhbrx is known to have the top bits cleared out.
-    if (cast<VTSDNode>(Op.getOperand(3))->getVT() == MVT::i16)
+    if (cast<VTSDNode>(Op.getOperand(2))->getVT() == MVT::i16)
       KnownZero = 0xFFFF0000;
     break;
   }